1 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3 * ira-color.c (ira_fast_allocation): Permit global allocno
6 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8 Improved branch hints, safe hints, and scheduling.
10 * haifa-sched.c (sched_emit_insn) : Define.
11 * sched-int.h (sched_emit_insn) : Add prototype.
12 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
13 -mhint-max-distance -msafe-hints) : Document.
14 * config/spu/spu.c (spu_flag_var_tracking): New.
15 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
16 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
17 TARGET_ASM_FILE_START): Define.
18 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
19 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
20 (spu_emit_branch_hint): Add blocks argument.
21 (insert_branch_hints, insert_nops): Remove.
22 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
23 uses_ls_unit, spu_sched_init_global, spu_sched_init,
24 spu_sched_reorder, asm_file_start): New functions.
25 (clock_var, spu_sched_length, pipe0_clock,
26 pipe1_clock, prev_clock_var, prev_priority,
27 spu_ls_first, prev_ls_clock): New static variables.
28 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
29 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
30 (nopn_nv): Add a non-volatile version of nop.
31 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
32 -mhint-max-distance, -msafe-hints): New options.
34 2008-09-05 Janis Johnson <janis187@us.ibm.com>
35 Samuel Tardieu <sam@rfc1149.net>
37 * opts.c (decode_options): Combine nested if statements.
40 * opts.c (decode_options): Handle more relationships among
41 unit-at-a-time, toplevel-reorder, and section-anchors.
43 2008-09-05 David Daney <ddaney@avtrex.com>
45 * doc/install.texi (--enable-reduced-reflection): Document new option.
47 2008-09-05 Bob Wilson <bob.wilson@acm.org>
49 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
51 (constantpool_operand): New.
52 (move_operand): Disallow sub-word modes for the constant pool.
53 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
54 (xtensa_secondary_reload_class): Replace with....
55 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
56 Set icode for sub-word reloads from the constant pool.
57 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
58 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
59 * config/xtensa/xtensa.md (reload<mode>_literal): New.
60 * config/xtensa/xtensa-protos.h: Update prototypes.
62 2008-09-05 Joseph Myers <joseph@codesourcery.com>
64 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
65 (REG_CLASS_NAMES): Update.
66 (REG_CLASS_CONTENTS): Update.
67 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
68 of ALL_REGS for regs 77 and 78.
69 * function.c (instantiate_virtual_regs_in_insn): Assert that
70 return value of simplify_gen_subreg is not NULL.
72 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
74 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
75 (gen_rtvec_v): Fix coding standards.
77 2008-09-04 Jan Hubicka <jh@suse.cz>
79 * i386.c (decide_alg): Be more conservative about optimizing for size.
81 2008-09-04 Ian Lance Taylor <iant@google.com>
83 * varasm.c (narrowing_initializer_constant_valid_p): New
85 (initializer_constant_valid_p): Call it.
87 2008-09-04 Jeff Law <law@redhat.com>
89 * fold-const.c (native_encode_real): Fix computation of WORDS.
90 (native_interpret_real): Likewise.
92 2008-09-04 Janis Johnson <janis187@us.ibm.com>
94 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
96 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
98 * ira-conflicts.c (process_regs_for_copy): Check insn to check
99 that the cost is already taken into account in ira-costs.c
101 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
103 * ira-build.c (print_copy, print_copies, ira_debug_copy,
104 ira_debug_copies): New.
105 (ira_bulid): Call print_copies.
107 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
109 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
112 * config/rs6000/rs6000.c (optimization_options): Remove check of
115 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
117 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
118 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
119 second operand is a reg_imm10_operand.
120 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
121 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
122 (*seq_<GPR:mode><GPR2:mode>): Rename to
123 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
125 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
126 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
128 (*sne_<GPR:mode><GPR2:mode>): Rename to
129 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
132 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
134 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
135 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
136 combining an arithmetic right shift by more than 31 and a
137 trunction. Don't match for out-of-range shift amounts. Set
138 attribute mode to <MODE>.
139 (*lshr32_trunc<mode>): Name the pattern combining a logical right
140 shift by 32 and and a truncation. Set attribute mode to <MODE>.
141 (*<optab>_trunc<mode>_exts): New pattern for truncated right
142 shifts by less than 32.
143 (extv): Change predicate on first operand to accept registers.
144 Change predicate of the other operands from immediate_operand to
145 const_int_operand. Expand exts when source is a register.
146 (extzv): Change predicate of the constant operands from
147 immediate_operand to const_int_operand.
148 (extzv<mode>): Change predicate of the constant operands from
149 immediate_operand to const_int_operand and no constraint. Also
151 (*extzv_trunc<mode>_exts): New pattern.
153 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
155 * config/mips/mips.h (ISA_HAS_CINS): New macro.
156 * config/mips/mips-protos.h (mask_low_and_shift_p,
157 mask_low_and_shift_len): Declare.
158 * config/mips/mips.c (mask_low_and_shift_p,
159 mask_low_and_shift_len): New functions.
160 (mips_print_operand): Handle new operand prefix "m".
161 * config/mips/mips.md (*cins<mode>): New pattern.
163 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
165 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
168 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
170 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
171 regardless of epilogue_completed.
173 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
176 * ira-lives.c (process_bb_node_lives): Check setjmp.
178 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
181 * ira-build.c (form_loop_tree): Reverse BB walk.
182 (create_bb_allocnos): Likewise.
183 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
184 (mark_reg_store): Rename to...
185 (mark_ref_live): ...this and take a df_ref argument instead of
186 note_stores arguments. Assert that we have a register.
187 (mark_reg_clobber): Delete.
188 (def_conflicts_with_inputs_p): New function.
189 (mark_reg_conflicts): Delete.
190 (mark_reg_death): Rename to...
191 (mark_ref_dead): ...this and take a df_ref argument instead of
192 a register. Assert that we have a register.
193 (process_bb_node_lives): Hoist frequency calculation out of
194 instruction walk. Convert from a forwards scan to a backwards scan.
195 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
196 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
197 (create_allocno_live_ranges): Don't create regs_set.
199 2008-09-04 Ian Lance Taylor <iant@google.com>
201 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
203 * calls.c (emit_library_call_value_1): Use MEM_P rather than
204 comparing MODE with MEM.
205 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
206 comparing with GF_PREDICT_TAKEN.
207 (gimple_get_lhs): Change code to enum gimple_code.
208 (gimple_set_lhs): Likewise.
209 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
210 * omp-low.c (find_omp_clause): Change kind parameter to enum
212 * tree-flow.h (find_omp_clause): Update declaration.
213 * regrename.c (clear_dead_regs): Change kind parameter to enum
215 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
217 * see.c (see_get_extension_data): Change return type to enum
218 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
219 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
220 (see_gen_normalized_extension): Change extension_code parameter to
222 (see_seek_pre_extension_expr): Change extension_code to enum
224 (see_merge_one_def_extension): Likewise.
225 (see_handle_relevant_defs): Likewise.
226 (see_handle_relevant_uses): Likewise.
227 (see_analyze_one_def): Likewise.
228 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
229 GIMPLE_ASM rather than ASM_EXPR.
230 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
231 GIMPLE_RETURN rather than RETURN_EXPR.
232 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
233 (evaluate_stmt): Likewise.
234 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
235 to enum vect_relevant.
236 (vect_mark_stmts_to_be_vectorized): Change assertion to not
237 compare gimple codes with tree codes.
239 2008-09-04 Paul Brook <paul@codesourcery.com>
241 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
243 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
245 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
246 pointer check lost in the recent no-unit-at-a-time patch.
248 2008-09-04 Jan Hubicka <jh@suse.cz>
251 * tree-switch-conversion.c (check_final_bb): Accept only IP
254 2008-09-04 Jan Hubicka <jh@suse.cz>
256 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
258 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
259 using_ranges argument.
260 (vrp_evaluate_conditional): Avoid bogus warning for type range.
261 (vrp_visit_cond_stmt): Update call of
262 vrp_evaluate_conditional_warnv_with_ops
264 2008-09-04 Jan Hubicka <jh@suse.cz>
266 PR tree-optimization/37345
267 PR tree-optimization/37358
268 PR tree-optimization/37357
269 * tree.c (build_function_type_skip_args): Build distinct type copy;
271 (build_function_decl_skip_args): Set type of new decl not orig decl;
272 clear DECL_VINDEX for methods turned into functions.
274 2008-09-04 Nick Clifton <nickc@redhat.com>
276 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
278 * configure: Regenerate.
279 * config.in: Regenerate.
280 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
281 alignment field, if it is supported.
283 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
285 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
288 2008-09-03 David Edelsohn <edelsohn@gnu.org>
290 * config/rs6000/rs6000.c (processor_target_table): Do not
291 enable VMX for POWER6.
293 2008-09-03 Anton Blanchard <anton@samba.org>
295 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
296 emit memory barrier before operation.
298 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
301 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
302 default_elf_asm_output_external.
304 2008-09-03 Jeff Law <law@redhat.com>
306 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
308 2008-09-03 Richard Henderson <rth@redhat.com>
310 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
311 memory barrier to below the test-and-set.
312 (alpha_split_lock_test_and_set_12): Likewise.
314 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
318 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
321 * ira-color.c (print_loop_title): Use all_allocnos.
322 (color_pass): Ditto. Don't add border_allocnos. Check that
323 subloop allocno in the correspdoning bitmap all_allocnos.
325 * ira-emit.c (change_loop): Use all_allocnos.
327 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
329 (ira_create_allocno): Set up all_allocnos bit for the created
331 (create_cap_allocno): Remove setting mentioned_allocnos.
332 (create_insn_allocnos): Ditto.
333 (remove_unnecessary_allocnos): Use all_allocnos.
334 (check_allocno_creation): Check that allocnos are in the
335 corresponding bitmap all_allocnos.
337 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
341 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
342 (process_regs_for_copy): Process subregs. Refine check when cost
343 is taken into account in ira-costs.c.
344 (process_reg_shuffles): Use REG_SUBREG_P.
345 (add_insn_allocno_copies): Ditto. Ignore modes.
347 * ira-color.c (conflict_allocno_vec): New.
348 (COST_HOP_DIVISOR): New macro.
349 (update_copy_costs_1): Use it.
350 (update_conflict_hard_regno_costs): New function.
351 (assign_hard_reg): Use it.
352 (ira_color): Allocate and free conflict_allocno_vec.
354 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
358 * ira-int.h (ira_sort_insn_chain): Remove.
360 * ira.c (basic_block_order_nums, chain_insn_order,
361 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
362 (ira): Don't call ira_sort_insn_chain.
364 * reload1.c (reload): Don't call ira_sort_insn_chain.
366 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
369 * cgraphunit.c (update_call_expr): Remove eh regions from statements
370 which become non throw.
371 (cgraph_function_versioning): Also clear DECL_WEAK. Call
372 update_call_expr after updating the flags on the decl.
374 2008-09-03 Jan Hubicka <jh@suse.cz>
376 PR tree-optimization/37315
377 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
378 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
379 (cgraph_analyze_functions): Use node->analyzed
380 (cgraph_mark_functions_to_output): Likewise.
381 (cgraph_expand_function): All functions can be released after
383 (cgraph_optimize): Use gimple_has_body_p.
384 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
385 (cgraph_decide_inlining_incrementally): Likewise.
386 (inline_transform): Inline transform.
387 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
389 (inlinable_function_p): Drop gimple_body check.
390 (expand_call_inline): Use gimple_has_body_p.
391 * gimple.c (gimple_has_body_p): New.
392 * gimple.h (gimple_has_body_p): Add prototype.
393 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
394 (dump_function_to_file): Use gimple_has_body_p check.
396 2008-09-03 Jakub Jelinek <jakub@redhat.com>
399 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
401 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
403 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
405 From Michael Frysinger <michael.frysinger@analog.com>
406 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
407 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
410 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
413 * doc/extend.texi: Document picoChip builtin functions.
414 * doc/invoke.texi: Document picoChip options.
415 * doc/contrib.texi: Add picoChip contribution.
416 * doc/md.texi: Document picoChip constraints.
417 * config.gcc: Add picochip-*-*.
418 * config/picochip/: Add new port.
420 2008-09-03 Richard Guenther <rguenther@suse.de>
422 PR tree-optimization/37328
423 * tree-sra.c (sra_build_assignment): Gimplify properly.
424 (generate_copy_inout): Take the correct stmt as definition,
427 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
429 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
432 From Michael Frysinger <michael.frysinger@analog.com>
433 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
435 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
437 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
439 (__gthread_setspecific): Revert 2008-08-31 change to
440 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
443 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
445 * diagnostic.c (error_at): New.
446 * toplev.h (error_at): New prototype.
447 * c-typeck.c (build_array_ref): Call error_at instead of error.
448 Pass location to pedwarn.
450 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
452 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
454 2008-09-02 Jakub Jelinek <jakub@redhat.com>
456 * dwarf2out.c (tree_add_const_value_attribute): Only handle
457 VAR_DECL and CONST_DECL.
459 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
460 Jakub Jelinek <jakub@redhat.com>
462 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
463 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
464 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
465 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
466 Don't set ix86_save_varrargs_registers.
467 (ix86_setup_incoming_varargs): Assume cum != NULL.
468 (ix86_va_start): Check ix86_varargs_gpr_size and
469 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
470 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
471 from frame pointer if ix86_varargs_gpr_size == 0.
472 (ix86_compute_frame_layout): Updated.
473 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
474 (ix86_varargs_gpr_size): Define.
475 (ix86_varargs_fpr_size): Likewise.
476 (machine_function): Remove save_varrargs_registers.
477 Add varargs_gpr_size and varargs_fpr_size.
479 2008-09-02 Jakub Jelinek <jakub@redhat.com>
481 * config/alpha/alpha.c (va_list_skip_additions,
482 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
483 (alpha_gimplify_va_arg): Call unshare_expr on second use of
486 PR tree-optimization/36766
487 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
488 for already removed basic blocks.
491 * real.c (real_maxval): Clear a lower bit to make real_maxval
492 match get_max_float for IBM long double format.
494 2008-09-02 Andreas Schwab <schwab@suse.de>
496 * configure.ac: Use m4_quote to quote the expansion of m4_do.
497 * configure: Regenerate.
499 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
501 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
502 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
503 checking for a non-VOID CONSTANT_P.
505 2008-09-02 Jan Hubicka <jh@suse.cz>
507 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
508 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
510 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
512 * expr.c (emit_group_store): Don't assert stack temp mode size.
514 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
515 Tobias Grosser <grosser@fim.uni-passau.de>
516 Jan Sjodin <jan.sjodin@amd.com>
517 Harsha Jagasia <harsha.jagasia@amd.com>
518 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
519 Konrad Trifunovic <konrad.trifunovic@inria.fr>
520 Adrien Eliche <aeliche@isty.uvsq.fr>
522 Merge from graphite branch.
525 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
526 * doc/invoke.texi (-floop-block, -floop-interchange,
527 -floop-strip-mine): Document new flags.
528 * tree-into-ssa.c (gimple_vec): Moved...
529 * tree-loop-distribution.c (rdg_component): Moved...
530 * cfgloopmanip.c: Include tree-flow.h.
531 (update_dominators_in_loop): New.
532 (create_empty_if_region_on_edge): New.
533 (create_empty_loop_on_edge): New.
534 (loopify): Use update_dominators_in_loop.
535 * tree-pass.h (pass_graphite_transforms): Declared.
536 * configure: Regenerate.
537 * tree-phinodes.c (make_phi_node): Export.
538 (add_phi_node_to_bb): New, split from create_phi_node.
539 * tree-chrec.c (for_each_scev_op): New.
540 * tree-chrec.h (for_each_scev_op): Declared.
541 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
542 (remove_statement): Call get_phi_with_result.
543 * config.in (HAVE_cloog): Undef.
544 * gdbinit.in (pgg): New.
545 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
546 * tree-ssa-loop.c (graphite_transforms): New.
547 (gate_graphite_transforms): New.
548 (pass_graphite_transforms): New.
549 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
550 HAVE_cloog): Defined.
551 * tree-vectorizer.c (rename_variables_in_bb): Export.
552 * tree-data-ref.c (dr_may_alias_p): Export.
553 (stmt_simple_memref_p): New.
554 (find_data_references_in_stmt): Export.
555 (find_data_references_in_loop): Export.
556 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
557 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
558 (create_rdg_vertices): Export.
559 (build_empty_rdg): New.
560 (build_rdg): Call build_empty_rdg. Free dependence_relations.
561 * tree-data-ref.h (rdg_component): ... here.
563 (struct data_reference): Add a field scop.
565 (find_data_references_in_loop): Declared.
566 (find_data_references_in_stmt): Declared.
567 (create_rdg_vertices): Declared.
568 (dr_may_alias_p): Declared.
569 (stmt_simple_memref_p): Declared.
570 (struct rdg_edge): Add a field ddr_p relation.
571 (build_empty_rdg): Declared.
572 * lambda.h (lambda_matrix): Declare a VEC of.
573 (find_induction_var_from_exit_cond): Declared.
574 (lambda_vector_compare): New.
575 * common.opt (fgraphite, floop-strip-mine,
576 floop-interchange, floop-block): New flags.
577 * lambda-code.c (find_induction_var_from_exit_cond): Export.
578 * cfgloop.c (is_loop_exit): New.
579 * cfgloop.h (is_loop_exit): Declared.
580 (create_empty_if_region_on_edge): Declared.
581 (create_empty_loop_on_edge): Declared.
582 * tree-flow.h (add_phi_node_to_bb): Declared.
583 (make_phi_node): Declared.
584 (rename_variables_in_bb): Declared.
585 (perfect_loop_nest_depth): Declared.
586 (graphite_transform_loops): Declared.
587 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
588 (graphite.o-warn): Add -Wno-error.
589 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
590 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
591 (INCLUDES): Add PPLINC, CLOOGINC.
592 (OBJS-common): Add graphite.o.
593 (graphite.o): Add rule.
594 * gimple.h (gimple_vec): ... here.
595 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
596 * passes.c (init_optimization_passes): Schedule
597 pass_graphite_transforms.
599 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
602 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
603 and -fno-toplevel-reorder after handle_options.
605 2008-09-02 Paul Brook <paul@codesourcery.com>
607 * config/arm/arm.c (arm_tune_cortex_a9): Define.
608 (arm_override_options): Set arm_tune_cortex_a9.
609 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
610 (arm_issue_rate): Handle cortexa9.
611 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
612 * config/arm/arm-cores.def: Add cortex-a9.
613 * config/arm/arm-tune.md: Regenerate.
614 * config/arm/arm.md: Include cortex-a9.md.
615 (generic_sched, generic_vfp): Add cortexa9.
616 * config/arm/cortex-a9.md: New file.
618 2008-09-02 Richard Guenther <rguenther@suse.de>
620 PR tree-optimization/37327
621 * tree-vrp.c (register_new_assert_for): Make sure to not have
622 TREE_OVERFLOW set on the bound.
624 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
626 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
628 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
629 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
632 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
634 * gcc/config/spu/spu.md (divdf3): Removed.
636 2008-09-02 Jakub Jelinek <jakub@redhat.com>
638 PR tree-optimization/37095
639 * cgraph.c (cgraph_node): When creating new cgraph node after
640 assembler_name_hash has been populated, record it in the hash
643 2008-09-01 Paul Brook <paul@codesourcery.com>
645 * doc/invoke.texi: Document -mword-relocations.
646 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
647 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
648 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
649 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
650 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
651 (arm_emit_movpair): New function.
652 (arm_print_operand <c>): Handle sybolic addresses.
653 * config/arm/arm.h (TARGET_USE_MOVT): Define.
654 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
655 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
656 * config/arm/arm.opt: Add -mword-relocations.
657 * config/arm/arm.md (movsi): Use arm_emit_movpair.
658 (arm_movt, arm_movw): New.
660 2008-09-01 Paul Brook <paul@codesourcery.com>
662 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
663 Allow Interworking on ARMv4 EABI based targets.
664 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
665 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
667 2008-09-01 Paul Brook <paul@codesourcery.com>
669 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
670 optimized LT0 test. Remove optimization for GT.
672 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
674 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
676 * pa-hpux11.h (LIB_SPEC): Likewise.
678 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
681 2008-09-01 Jan Hubicka <jh@suse.cz>
683 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
684 present, use only counts; when guessed use only frequencies.
685 (estimate_bb_frequencies): Use function_frequency.
686 * profile.c (compute_branch_probabilities): Exit early when
687 profile reading failed. Set profile_status.
688 (branch_prob): Do not set profile_status.
690 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
692 * tree.c (protected_set_expr_location): New.
693 * tree.h (protected_set_expr_location): New prototype.
694 * c-tree.h (build_array_ref): Add argument.
695 (parser_build_unary_op): Same.
696 * c-typeck.c (build_indirect_ref): Handle new location argument.
697 (build_array_ref): Same.
698 (parser_build_unary_op): Same.
699 * gimplify.c (gimplify_asm_expr): Set input_location before calling
701 * c-omp.c (c_finish_omp_atomic): Pass location when calling
703 * c-common.c (finish_label_address_expr): Handle new location
705 * c-common.h (build_indirect_ref): Add argument.
706 (finish_label_address_expr): Same.
707 * c-parser.c (c_parser_unary_expression): Pass location to build
709 (c_parser_postfix_expression): Same.
711 2008-09-01 Paul Brook <paul@codesourcery.com>
713 * config/arm/arm.md: Include cortex-r4f.md.
714 (attr fpu): Update type list.
715 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
716 fconstd, fcmps and fcmpd.
717 (attr tune_cortexr4): Define.
718 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
719 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
720 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
721 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
722 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
724 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
725 cortex_a8_vfp_farith: Ditto.
726 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
727 * config/arm/cortex-r4.md: Use tune_cortexr4.
728 * config/arm/cortex-r4f.md: New file.
730 2008-09-01 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/37305
733 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
734 the result of constant conversions.
735 (fold_gimple_assign): Likewise.
737 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
739 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
740 #ifdef ENABLE_CHECKING.
742 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
744 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
745 * sched-int.h (print_insn, print_pattern, print_value): Declare also
746 when !INSN_SCHEDULING.
748 2008-09-01 Andreas Schwab <schwab@suse.de>
750 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
752 2008-09-01 Paul Brook <paul@codesourcery.com>
754 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
756 2008-09-01 Jan Hubicka <jh@suse.cz>
758 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
760 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
761 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
762 * gimplify.c (gimplify_init_constructor): Add speed operand.
763 * tree-sra.c (decide_block_copy): Likewise.
764 * tree-inline.c (estimate_move_cost): Likewise.
765 * config/alpha/alpha.h (MOVE_RATIO): Update.
766 * config/frv/frv.c (MOVE_RATIO): Update.
767 * config/spu/spu.h (MOVE_RATIO): Update.
768 * config/sparc/sparc.h (MOVE_RATIO): Update.
769 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
770 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
771 * config/cris/cris.h (MOVE_RATIO): Update.
772 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
773 * config/arm/arm.h (MOVE_RATIO): Update.
774 * config/pa/pa.md: Update uses of MOVE_RATIO
775 * config/pa/pa.h (MOVE_RATIO): Update.
776 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
777 * config/h8300/h8300.h (MOVE_RATIO): Update.
778 * config/v850/v850.h (MOVE_RATIO): Update.
779 * config/bfin/bfin.h (MOVE_RATIO): Update.
781 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
782 Dmitry Melnik <dm@ispras.ru>
783 Dmitry Zhurikhin <zhur@ispras.ru>
784 Alexander Monakov <amonakov@ispras.ru>
785 Maxim Kuvyrkov <maxim@codesourcery.com>
787 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
788 sel-sched-dump.c, sel-sched-ir.c: New files.
789 * Makefile.in (OBJS-common): Add selective scheduling object
791 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
792 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
793 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
794 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
795 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
796 (make_forwarder_block): Update loop latch if we have redirected
798 * cfgloop.c (get_loop_body_in_custom_order): New function.
799 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
800 (CP_FALLTHRU_PREHEADERS): Likewise.
801 (get_loop_body_in_custom_order): Declare.
802 * cfgloopmanip.c (has_preds_from_loop): New.
803 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
804 Assert that the preheader edge will be fall thru when it is set.
805 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
806 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
807 fsel-sched-substitution, fselective-scheduling): New flags.
808 * cse.c (hash_rtx_cb): New.
810 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
811 sel_sched_insn_cnt): New counters.
812 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
813 * genattr.c (main): Output maximal_insn_latency prototype.
814 * genautomata.c (output_default_latencies): New. Factor its code from ...
815 (output_internal_insn_latency_func): ... here.
816 (output_internal_maximal_insn_latency_func): New.
817 (output_maximal_insn_latency_func): New.
818 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
819 (struct hard_reg_set_iterator): New.
820 (hard_reg_set_iter_init, hard_reg_set_iter_set,
821 hard_reg_set_iter_next): New functions.
822 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
823 * lists.c (remove_free_INSN_LIST_node,
824 remove_free_EXPR_LIST_node): New functions.
825 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
826 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
827 (loop_optimizer_finalize): Do not verify flow info after reload.
828 * recog.c (validate_replace_rtx_1): New parameter simplify.
829 Default it to true. Update all uses. Factor out simplifying
831 (simplify_while_replacing): ... this new function.
832 (validate_replace_rtx_part,
833 validate_replace_rtx_part_nosimplify): New.
834 * recog.h (validate_replace_rtx_part,
835 validate_replace_rtx_part_nosimplify): Declare.
836 * rtl.c (rtx_equal_p_cb): New.
837 (rtx_equal_p): Use it.
838 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
839 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
840 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
841 * vecprim.h: Add a vector type for unsigned int.
842 * haifa-sched.c: Include vecprim.h and cfgloop.h.
843 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
844 ready_try, cycle_issued_insns, spec_info): Make global.
845 (readyp): Initialize.
846 (dfa_lookahead): New global variable.
847 (old_max_uid, old_last_basic_block): Remove.
848 (h_i_d): Make it a vector.
849 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
851 (after_recovery, adding_bb_to_current_region_p):
852 New variables to handle correct insertion of the recovery code.
853 (struct ready_list): Move declaration to sched-int.h.
854 (rgn_n_insns): Removed.
855 (rtx_vec_t): Move to sched-int.h.
856 (find_insn_reg_weight): Remove.
857 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
858 (haifa_init_h_i_d, haifa_finish_h_i_d):
859 New functions to initialize / finalize haifa instruction data.
860 (extend_h_i_d, init_h_i_d): Rewrite.
861 (unlink_other_notes): Move logic to add_to_note_list. Handle
863 (ready_lastpos, ready_element, ready_sort, reemit_notes,
864 find_fallthru_edge): Make global, remove static prototypes.
865 (max_issue): Make global. Add privileged_n and state parameters. Use
867 (extend_global, extend_all): Removed.
868 (init_before_recovery): Add new param. Fix the handling of the case
869 when we insert a recovery code before the EXIT which has a predecessor
870 with a fallthrough edge to it.
871 (create_recovery_block): Make global. Rename to
872 sched_create_recovery_block. Update.
873 (change_pattern): Rename to sched_change_pattern. Make global.
874 (speculate_insn): Rename to sched_speculate_insn. Make global.
875 Split haifa-specific functionality into ...
876 (haifa_change_pattern): New static function.
877 (sched_extend_bb): New static function.
878 (sched_init_bbs): New function.
879 (current_sched_info): Change type to struct haifa_sched_info.
880 (insn_cost): Adjust for selective scheduling.
881 (dep_cost_1): New function. Move logic from ...
882 (dep_cost): ... here.
883 (dep_cost): Use dep_cost_1.
884 (contributes_to_priority_p): Use sched_deps_info instead of
886 (priority): Adjust to work with selective scheduling. Process the
887 corner case when all dependencies don't contribute to priority.
888 (rank_for_schedule): Use ds_weak instead of dep_weak.
889 (advance_state): New function. Move logic from ...
890 (advance_one_cycle): ... here.
891 (add_to_note_list, concat_note_lists): New functions.
892 (rm_other_notes): Make static. Adjust for selective scheduling.
893 (remove_notes, restore_other_notes): New functions.
894 (move_insn): Add two arguments. Update assert. Don't call
896 (choose_ready): Remove lookahead variable, use dfa_lookahead.
897 Remove more_issue, max_points. Move the code to initialize
898 max_lookahead_tries to max_issue.
899 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
900 ready. Adjust use of move_insn. Call restore_other_notes.
902 (sched_init, sched_finish): Move Haifa-specific initialization/
904 (haifa_sched_init, haifa_sched_finish): ... respectively.
906 (setup_sched_dump): New function.
907 (haifa_init_only_bb): New static function.
908 (haifa_speculate_insn): New static function.
909 (try_ready): Use haifa_* instead of speculate_insn and
911 (extend_ready, extend_all): Remove.
912 (sched_extend_ready_list, sched_finish_ready_list): New functions.
913 (create_check_block_twin, add_to_speculative_block): Use
914 haifa_insns_init instead of extend_global. Update to use new
915 initialization functions. Change parameter. Factor out code from
916 create_check_block_twin to ...
917 (sched_create_recovery_edges) ... this new function.
919 (sched_scan_info): New.
920 (extend_bb): Use sched_scan_info.
921 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
922 static functions for walking through scheduling region.
923 (sched_luids): New vector variable to replace uid_to_luid.
924 (luids_extend_insn): New function.
925 (sched_max_luid): New variable.
926 (luids_init_insn): New function.
927 (sched_init_luids, sched_finish_luids): New functions.
928 (insn_luid): New debug function.
929 (sched_extend_target): New function.
930 (haifa_init_insn): New static function.
931 (sched_init_only_bb): New hook.
932 (sched_split_block): New hook.
933 (sched_split_block_1): New function.
934 (sched_create_empty_bb): New hook.
935 (sched_create_empty_bb_1): New function.
936 (common_sched_info, ready): New global variables.
937 (current_sched_info_var): Remove.
938 (move_block_after_check): Use common_sched_info.
939 (haifa_luid_for_non_insn): New static function.
940 (init_before_recovery): Use haifa_init_only_bb instead of
942 (increase_insn_priority): New.
943 * modulo-sched.c: (issue_rate): Remove static declaration.
944 (sms_sched_info): Change type to haifa_sched_info.
945 (sms_sched_deps_info, sms_common_sched_info): New variables.
946 (setup_sched_infos): New.
947 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
948 Do not call regstat_free_calls_crossed.
949 (sms_print_insn): Use const_rtx.
950 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
951 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
952 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
953 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
954 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
955 current_sched_info to use it.
956 (enum reg_pending_barrier_mode): Move to sched-int.h.
957 (h_d_i_d): New variable. Initialize to NULL.
958 ({true, output, anti, spec, forward}_dependency_cache): Initialize
960 (estimate_dep_weak): Remove static declaration.
961 (sched_has_condition_p): New function. Adjust users of
962 sched_get_condition to use it instead.
963 (conditions_mutex_p): Add arguments indicating which conditions are
965 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
966 argument to indicate whether returned condition is reversed. Do not
967 generate new rtx when condition should be reversed; indicate it by
968 setting new argument instead.
969 (add_dependence_list_and_free): Add deps parameter.
970 Update all users. Do not free dependence list when
971 deps context is readonly.
972 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
974 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
975 (remove_from_deps): New. Use the above functions.
976 (cur_insn, can_start_lhs_rhs_p): New static variables.
977 (add_or_update_back_dep_1): Initialize present_dep_type.
978 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
979 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
980 haifa_note_dep): New functions implementing dependence hooks for
982 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
983 note_dep): New functions.
984 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
986 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
987 (free_deps): Initialize deps->reg_last.
988 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
989 sched_analyze_insn): Update to use dependency hooks infrastructure
990 and readonly contexts.
991 (deps_analyze_insn): New function. Move part of logic from ...
992 (sched_analyze): ... here. Also move some logic to ...
993 (deps_start_bb): ... here. New function.
994 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
996 (sched_deps_init): New function. Move code from ...
997 (init_dependency_caches): ... here. Remove.
998 (init_deps_data_vector): New.
999 (sched_deps_finish): New function. Move code from ...
1000 (free_dependency_caches): ... here. Remove.
1001 (init_deps_global, finish_deps_global): Adjust for use with
1002 selective scheduling.
1003 (get_dep_weak): Move logic to ...
1004 (get_dep_weak_1): New function.
1005 (ds_merge): Move logic to ...
1006 (ds_merge_1): New static function.
1007 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1008 (ds_get_max_dep_weak): New function.
1009 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1010 (n_insns): Rename to rgn_n_insns.
1011 (debug_ebb_dependencies): New function.
1012 (init_ready_list): Use it.
1013 (begin_schedule_ready): Use sched_init_only_bb.
1014 (ebb_print_insn): Indicate when an insn starts a new cycle.
1015 (contributes_to_priority, compute_jump_reg_dependencies,
1016 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1017 (add_block1): Remove to ebb_add_block.
1018 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1019 (schedule_ebb): Initialize them. Use remove_notes instead of
1020 rm_other_notes. Use haifa_local_init/finish.
1021 (schedule_ebbs): Use haifa_sched_init/finish.
1022 * sched-int.h: Include vecprim.h, remove rtl.h.
1023 (struct ready_list): Delete declaration.
1024 (sched_verbose_param, enum sched_pass_id_t,
1025 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1026 (struct sched_scan_info_def): New structure.
1027 (sched_scan_info, sched_scan, sched_init_bbs,
1028 sched_init_luids, sched_finish_luids, sched_extend_target,
1029 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1030 (struct common_sched_info_def): New.
1031 (common_sched_info, haifa_common_sched_info,
1032 sched_emulate_haifa_p): Declare.
1034 (sched_luids): Declare.
1035 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1036 (sched_max_luid, insn_luid): Declare.
1037 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1038 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1039 print_insn, print_pattern, print_value, haifa_classify_insn,
1040 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1041 setup_sched_dump, sched_init, sched_finish,
1042 sel_insn_is_speculation_check): Export.
1043 (struct ready_list): Move from haifa-sched.c.
1044 (ready_try, ready, max_issue): Export.
1045 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1046 sched_init_only_bb, sched_split_block, sched_split_block_1,
1047 sched_create_empty_bb, sched_create_empty_bb_1,
1048 sched_create_recovery_block, sched_create_recovery_edges): Export.
1049 (enum reg_pending_barrier_mode): Export.
1050 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1052 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1053 print_insn field. Move add_block and fix_recovery_cfg to
1054 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1055 (struct sched_deps_info_def): ... this new structure.
1056 (sched_deps_info): Declare.
1057 (struct spec_info_def): Remove weakness_cutoff, add
1058 data_weakness_cutoff and control_weakness_cutoff.
1059 (spec_info): Declare.
1060 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1062 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1063 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1064 (current_sched_info): Change type to struct haifa_sched_info.
1065 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1066 (h_d_i_d): New variable.
1067 (HDID): New accessor macro.
1068 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1069 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1071 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1072 (enum SCHED_FLAGS): Update for selective scheduler.
1073 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1074 (init_dependency_caches, free_dependency_caches): Delete declarations.
1075 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1076 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1077 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1078 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1079 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1081 (rm_other_notes): Delete declaration.
1082 (schedule_block): Remove one argument.
1083 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1084 ready_element, ready_lastpos, sched_extend_ready_list,
1085 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1086 concat_note_lists): Export.
1087 (struct region): Move from sched-rgn.h.
1088 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1089 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1090 BLOCK_TO_BB, CONTAINING_RGN): Export.
1091 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1092 (current_nr_blocks, current_blocks, target_bb): Likewise.
1093 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1094 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1095 sched_rgn_local_init, extend_regions,
1096 rgn_make_new_region_out_of_new_block, compute_priorities,
1097 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1098 extend_rgns, deps_join rgn_setup_common_sched_info,
1099 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1100 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1101 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1102 increase_insn_priority): Likewise.
1103 * sched-rgn.c: Include sel-sched.h.
1104 (ref_counts): New static variable. Use it ...
1105 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1106 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1107 (sched_is_disabled_for_current_region_p): Delete static declaration.
1108 (struct region): Move to sched-int.h.
1109 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1110 ebb_head): Define and initialize.
1111 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1112 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1113 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1115 (find_single_block_region): Add new argument to indicate that EBB
1116 regions should be constructed.
1117 (debug_live): Delete declaration.
1118 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1119 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1121 (init_regions): Delete declaration.
1122 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1123 rgn_estimate_number_of_insns): New.
1124 (too_large): Use estimate_number_of_insns.
1125 (haifa_find_rgns): New. Move the code from ...
1126 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1127 (free_trg_info): New.
1128 (compute_trg_info): Allocate candidate tables here instead of ...
1129 (init_ready_list): ... here.
1130 (rgn_print_insn): Use const_rtx.
1131 (contributes_to_priority, extend_regions): Delete static declaration.
1132 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1133 (add_block1): Rename to rgn_add_block.
1134 (debug_rgn_dependencies): Delete static qualifier.
1135 (new_ready): Use sched_deps_info. Simplify.
1136 (rgn_common_sched_info, rgn_const_sched_deps_info,
1137 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1138 (region_sched_info): Rename to rgn_const_sched_info.
1139 (deps_join): New, extracted from ...
1140 (propagate_deps): ... here.
1141 (compute_block_dependences, debug_dependencies): Update for selective
1143 (free_rgn_deps, compute_priorities): New functions.
1144 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1145 sched_rgn_compute_dependencies): New functions.
1146 (schedule_region): Use them.
1147 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1148 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1150 (schedule_insns): Call new functions that were split out.
1151 (rgn_make_new_region_out_of_new_block): New.
1152 (get_rgn_sched_max_insns_priority): New.
1153 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1154 scheduling when appropriate.
1155 * sched-vis.c: Include insn-attr.h.
1156 (print_value, print_pattern): Make global.
1157 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1158 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1159 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1160 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1161 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1162 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1163 hooks. Initialize them to 0.
1164 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1165 * target.h (struct gcc_target): Add them. Rename gen_check field to
1167 * flags.h (sel_sched_switch_set): Declare.
1168 * opts.c (sel_sched_switch_set): New variable.
1169 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1170 pipelining is disabled from command line.
1171 (common_handle_option): Record whether selective scheduling is
1172 requested from command line.
1173 * doc/invoke.texi: Document new flags and parameters.
1174 * doc/tm.texi: Document new target hooks.
1175 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1176 (dfa_state_size): Do not declare locally.
1177 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1178 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1179 rs6000_alloc_sched_context, rs6000_set_sched_context,
1180 rs6000_free_sched_context): New functions.
1181 (struct _rs6000_sched_context): New.
1182 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1184 (rs6000_sched_finish): Do not run for selective scheduling.
1186 2008-08-31 Jan Hubicka <jh@suse.cz>
1188 * frv.c (frv_rtx_costs): Update forward declaration.
1189 * spu.c (spu_rtx_costs): Likewise.
1190 * pdp11.c: Include df.h
1191 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1192 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1193 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1194 * iq2000.c (iq2000_address_cost): Add speed argument.
1195 (iq2000_rtx_costs): Likewise.
1196 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1197 update call of mn10300_address_cost.
1198 * mcore.c: Include df.h
1199 (mcore_rtx_costs): Update prototype.
1200 * score3.c: Include df.h
1201 (score3_rtx_costs): Remove speed argument.
1202 * score7.c: Include df.h
1203 (score7_address_cost): Remove speed argument.
1204 * score-protos.h (score_address_cost): Update prototype.
1205 * score.c: Include df.h
1206 (score_rtx_costs): Update call of costs functions.
1207 * v850.c (v850_rtx_costs): Add bool argument.
1209 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1211 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1213 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1215 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1216 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1218 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1220 * mkmap-flat.awk: Add option pe_dll.
1221 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1222 * config/i386/t-cygwin (SHLIB_LC): Add.
1223 * config/i386/t-mingw32 (SHLIB_LC): Add.
1224 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1225 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1226 (LINK_SPEC): Support libgcc_s.
1227 (LIBGCC_SPEC): Support libgcc_s.
1228 (LIBGCC_SONAME): New.
1230 2008-08-31 Jan Hubicka <jh@suse.cz>
1232 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1233 mistakely had old version of patch.
1235 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1236 (ipcp_estimate_growth): New.
1237 (ipcp_insert_stage): Use ipcp_estimate_growth.
1238 * profile.c (branch_prob): When reading failed, do not consider
1241 2008-08-31 Jan Hubicka <jh@suse.cz>
1243 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1244 loop is optimized for speed.
1246 2008-08-31 Richard Guenther <rguenther@suse.de>
1249 * fold-const.c (fold_binary): Retain conversions in folding
1252 2008-08-31 Jan Hubicka <jh@suse.cz>
1254 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1255 * predict.c (maybe_hot_frequency_p): Make inline.
1256 (maybe_hot_count_p): Break out from ...
1257 (maybe_hot_bb_p): ... this one.
1258 (maybe_hot_edge_p): Simplify.
1259 * basic-block.h (probably_cold_bb_p): Remove.
1261 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1264 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1266 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1267 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1268 Also split V4SFmode.
1269 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1272 2008-08-31 Jan Hubicka <jh@suse.cz>
1274 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1276 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1278 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1281 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1284 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1285 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1287 2008-08-31 Jan Hubicka <jh@suse.cz>
1289 * sparc.h (BRANCH_COST): Fix macro definition.
1290 * avr.c (avr_operand_rtx_cost): Add speed argument.
1291 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1293 2008-08-31 Richard Guenther <rguenther@suse.de>
1295 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1296 types instead of operands. Re-instantiate verifying of
1297 binary expression operands.
1299 2008-08-30 Jan Hubicka <jh@suse.cz>
1301 * fwprop.c (should_replace_address): Add speed attribute.
1302 (PR_OPTIMIZE_FOR_SPEED): New flag.
1303 (propagate_rtx_1): Use it.
1304 (propagate_rtx): Set it.
1305 (try_fwprop_subst): Update call of rtx_costs.
1306 (forward_propagate_and_simplify): LIkewise.
1307 * hooks.c (hook_int_rtx_bool_0): New
1308 (hook_bool_rtx_int_int_intp_false): Replace by ...
1309 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1310 * hooks.h (hook_int_rtx_bool_0): New
1311 (hook_bool_rtx_int_int_intp_false): Replace by ...
1312 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1313 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1314 (prepare_cmp_insn): UPdate call of rtx_cost.
1315 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1316 (reload_cse_simplify_operands): Update call of rtx_cost.
1317 (reload_cse_move2add): call of rtx_cost.
1318 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1319 * rtlanal.c (rtx_cost): Add speed argument.
1320 (address_cost): Add speed argument
1321 (default_address_cost): Likewise.
1322 (insn_rtx_cost): Likewise.
1323 * cfgloopanal.c (seq_cost): Add speed argument.
1324 (target_reg_cost, target_spill_cost): Turn to array.
1325 (init_set_costs): Update for speed.
1326 (estimate_reg_pressure_cost): Add speed argument.
1327 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1328 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1329 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1330 (seq_cost): Add speed argument.
1331 (computation_cost): Add speed arugment.
1332 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1333 (force_expr_to_var_cost): Update for profile info.
1334 (force_var_cost): Likewise.
1335 (split_address_cost): Likewise.
1336 (ptr_difference_cost): Likewise.
1337 (difference_cost): Likewise.
1338 (get_computation_cost_at): Likewise.
1339 (determine_iv_cost): Likewise.
1340 (ivopts_global_cost_for_size): Likewise.
1341 (rewrite_use_address): Likewise.
1342 (tree_ssa_iv_optimize_loop): Initialize speed field.
1343 * cse.c (optimize_this_for_speed_p): New static var.
1344 (notreg_cost): Update call of rtx_cost.
1345 (cse_extended_basic_block): set optimize_this_for_speed_p.
1346 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1347 (noce_try_cmove_arith): Likewise.
1348 (noce_try_sign_mask): LIkewise.
1349 * expr.c (compress_float_constant): Update rtx_cost calls.
1350 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1351 (addr_to_parts): Likewise.
1352 (create_mem_ref): Likewise.
1353 * dse.c (find_shift_sequence): Add speed argument.
1354 (replace_read): Update call.
1355 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1356 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1357 * neg_cost, shift_cost, shiftadd_cost,
1358 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1359 mul_highpart_cost): Increase dimension.
1360 (init_expmed): Initialize for both size and speed.
1361 (expand_shift): Use profile.
1362 (synth_mult): Use profile.
1363 (choose_mult_variant): Use profile.
1364 (expand_mult): Use profile.
1365 (expand_mult_highpart_optab): Use profile.
1366 (expand_mult_highpart): Use profile.
1367 (expand_smod_pow2): Use profile.
1368 (expand_divmod): Use profile.
1369 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1370 * loop-invariant.c (create_new_invariant): Use profile.
1371 (gain_for_invariant): Add speed parameter.
1372 (best_gain_for_invariant): Likewise.
1373 (find_invariants_to_move): Likewise.
1374 (move_single_loop_invariants): Set it.
1375 * target-def.h (TARGET_RTX_COSTS): Use hook.
1376 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1377 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1378 * output.h (default_address_cost): Update prototype.
1379 * combine.c (optimize_this_for_speed_p): New static var.
1380 (combine_validate_cost): Update call of rtx_cost.
1381 (combine_instructions): Set optimize_this_for_speed_p.
1382 (expand_compound_operation): Update call of rtx_cost.
1383 (make_extraction):Update call of rtx_cost.
1384 (force_to_mode):Update call of rtx_cost.
1385 (distribute_and_simplify_rtx):Update call of rtx_cost.
1386 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1387 (estimate_reg_pressure_cost): Update prototype.
1388 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1389 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1391 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1392 (alpha_rtx_costs): Update.
1393 * config/frv/frv.c (frv_rtx_costs): Update.
1394 * config/s390/s390.c (s390_rtx_costs): Update.
1395 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1396 (m32c_rtx_costs): Update.
1397 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1398 (spu_rtx_costs): Update.
1399 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1400 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1401 * config/i386/i386.c (:ix86_address_cost): Update.
1402 (ix86_rtx_costs): Update.
1403 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1404 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1405 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1406 * config/crx/crx.c (crx_address_cost): Update.
1407 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1408 * config/stormy16/stormy16.c
1409 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1410 * config/m68hc11/m68hc11.c
1411 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1412 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1413 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1414 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1415 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1416 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1417 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1418 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1419 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1420 (mcore_rtx_costs): update.
1421 * config/score/score3.c (score3_rtx_costs): Update.
1422 * config/score/score7.c (score7_rtx_costs): Update.
1423 * config/score/score3.h (score3_rtx_costs):Update.
1424 * config/score/score7.h (score7_rtx_costs): Update.
1425 * config/score/score.c (score_rtx_costs): Update.
1426 * config/arm/arm.c (arm_address_cost): Update.
1427 (arm_rtx_costs_1): Update.
1428 (arm_rtx_costs_1): Update.
1429 (arm_size_rtx_costs): Update.
1430 (arm_size_rtx_costs): Update.
1431 (arm_size_rtx_costs): Update.
1432 (arm_xscale_rtx_costs): Update.
1433 (arm_thumb_address_cost): Update.
1434 * config/pa/pa.c (hppa_address_cost): Update.
1435 * config/mips/mips.c (mips_rtx_costs): Update.
1436 * config/vax/vax.c (vax_address_cost): Update.
1437 * config/h8300/h8300.c (h8300_shift_costs): Update.
1438 (h8300_rtx_costs): Update.
1439 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1440 (v850_rtx_costs): Update.
1441 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1442 * config/bfin/bfin.c
1443 (bfin_address_cost): Update.
1444 (bfin_rtx_costs): Update.
1445 * stmt.c (lshift_cheap_p): Update.
1447 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1450 * expmed.c (extract_bit_field_1): Check the mode size to make
1451 sure the vector modes have the same size.
1453 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1455 * dojump.c (top level): Include basic-block.h to declare
1456 optimize_insn_for_speed_p
1458 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1460 * opts.h (CL_SAVE): New option class for marking options that are
1461 target specific options usable in the target attribute.
1462 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1464 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1465 can easily find the target specific options that are safe to use
1466 in the attribute or pragma.
1468 * attribs.c (decl_attributes): Change #pragma GCC option to
1469 #pragma GCC target, and attribute((option(...))) to
1470 attribute((target(...))).
1472 * doc/extend.texi (target attribute): Change from option
1473 attribute. Delete push/pop/reset.
1474 (#pragma GCC target): Change from #pragma GCC option. Delete
1476 (#pragma GCC push_options): Document new pragma.
1477 (#pragma GCC pop_options): Document new pragma.
1478 (#pragma GCC reset_options): Document new pragma.
1480 * targhooks.c (default_target_option_valid_attribute_p): Add
1481 warning about port not supporting target attributes.
1482 (default_target_option_pragma_parse): New function, warn about
1483 #pragma GCC target not being supported.
1485 * targhooks.h (default_target_option_pragma_parse): Add
1488 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1489 TI_CURRENT_OPTION_PRAGMA.
1490 (current_target_pragma): Rename from current_option_pragma.
1492 * target.h: (struct target_option): Delete booleans for changing
1493 the optimization level on hot/cold functions. Change signature of
1494 pragma_parse hook to take a second tree.
1496 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1498 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1499 that the declaration is done at global scope.
1501 * langhooks.c (add_builtin_function_common): Move most of the code
1502 from add_builtin_function here, calling the hook passed in.
1503 (add_builtin_function): Call add_builtin_function_common with
1504 standard builtin hook.
1505 (add_builtin_function_ext_scope): New function to add builtins to
1508 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1510 (add_builtin_function_ext_scope): Add declaration.
1512 * c-pragma.c (handle_pragma_target): Rename from
1513 handle_pragma_option, #pragma GCC option is now #pragma GCC
1514 target. Move warning about port not supporting target options to
1515 default pragma parse hook. Remove push/pop/reset from this
1517 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1518 (option_stack): Delete static variable.
1519 (optimize_stack): Ditto.
1520 (optons_stack): New stack of saved target and optimization
1522 (handle_pragma_push_options): New function to handle pushing both
1523 target and optimization options.
1524 (handle_pragma_pop_options): New function to handle popping both
1525 target and optimization options.
1526 (handle_pragma_reset_options): New function to handle resetting
1527 both target and optimization options to their initial state.
1528 (init_pragma): Rename handle_pragma_option to
1529 handle_pragma_target. Add support for push_options, pop_options,
1530 and reset_options pragmas.
1532 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1533 default_target_option_pragma_parse.
1534 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1535 default_target_option_valid_attribute_p.
1536 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1537 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1538 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1539 optimization level on hot/cold functions.
1541 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1542 if the caller and callee have different optimization levels.
1544 * c-common.c (handle_target_attribute): Rename from
1545 handle_option_attribute, attribute((option(...))) is now
1546 attribute((target(...))). Move warning if the port does not
1547 support target attributes to the default hook.
1548 (handle_hot_attribute): Delete code to change the optimization
1549 level of hot functions.
1550 (handle_cold_attribute): Ditto.
1552 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1553 argument that is the binary tree options to use if there are no
1554 arguments. Call ix86_valid_target_attribute_tree instead of
1555 ix86_valid_option_attribute_tree.
1556 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1557 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1558 ix86_pragma_option_parse.
1560 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1561 Rename from ix86_valid_option_attribute_tree.
1563 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1564 new builtins when the ISA changes.
1565 (ix86_valid_target_attribute_tree): Rename from
1566 ix86_valid_option_attribute_tree. Change callers. If the
1567 function specified optimization options, use those as the starting
1568 point before setting up the target attributes. If the
1569 optimization options were changed in the course of setting the
1570 target attributes, record the new optimization options.
1571 (ix86_valid_target_attribute_tree_inner_p): Rename from
1572 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1573 ix86_add_new_builtins if the ISA changed.
1574 (ix86_valid_target_attribute_p): Rename from
1575 ix86_valid_option_attribute_p. Change callers.
1576 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1577 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1578 as delayed builtin functions.
1579 (struct builtin_isa): New structure to record builtin functions
1580 that should be delayed until the ISA for that function is used.
1581 (ix86_builtins_isa): Change from int to struct to track builtin
1582 functions we want to declare at some point.
1583 (def_builtin): If the front end can delay defining the builtin
1584 functions, don't create builtins for ISAs not part of the default
1586 (def_builtin_const): Ditto.
1587 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1588 __builtin_ia32_pcmov_v2di to be different builtin functions.
1589 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1590 a structure instead of an int.
1591 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1592 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1593 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1594 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1596 * config/ia64/ia64.h
1597 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1598 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1600 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1601 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1602 (LANG_HOOKS_INITIALIZER): Add
1603 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1605 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1608 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1609 the reload address with the index register for SFmode
1610 access with a displacement.
1612 2008-08-30 Jan Hubicka <jh@suse.cz>
1614 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1615 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1616 * dojump.c (do_jump): Likewise.
1617 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1618 (note-if_info): Add BRANCH_COST.
1619 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1620 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1621 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1623 * expr.h (BRANCH_COST): Update default.
1624 * predict.c (predictable_edge_p): New function.
1625 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1626 Update BRANCH_COST call.
1627 * basic-block.h (predictable_edge_p): Declare.
1628 * config/alpha/alpha.h (BRANCH_COST): Update.
1629 * config/frv/frv.h (BRANCH_COST): Update.
1630 * config/s390/s390.h (BRANCH_COST): Update.
1631 * config/spu/spu.h (BRANCH_COST): Update.
1632 * config/sparc/sparc.h (BRANCH_COST): Update.
1633 * config/m32r/m32r.h (BRANCH_COST): Update.
1634 * config/i386/i386.h (BRANCH_COST): Update.
1635 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1636 * config/sh/sh.h (BRANCH_COST): Update.
1637 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1638 * config/avr/avr.h (BRANCH_COST): Update.
1639 * config/crx/crx.h (BRANCH_COST): Update.
1640 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1641 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1642 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1643 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1644 * config/ia64/ia64.h (BRANCH_COST): Update.
1645 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1646 * config/arc/arc.h (BRANCH_COST): Update.
1647 * config/score/score.h (BRANCH_COST): Update.
1648 * config/arm/arm.h (BRANCH_COST): Update.
1649 * config/pa/pa.h (BRANCH_COST): Update.
1650 * config/mips/mips.h (BRANCH_COST): Update.
1651 * config/vax/vax.h (BRANCH_COST): Update.
1652 * config/h8300/h8300.h (BRANCH_COST): Update.
1653 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1654 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1655 * doc/tm.texi (BRANCH_COST): Update.
1657 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1660 * config/arm/arm.c (arm_optimization_options): Set
1661 flag_section_anchors to 2 instead of 1 to distinguish it from
1662 -fsection-anchors given explicitely on the command line.
1664 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1666 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1667 final insn of a split.
1669 2008-08-30 Jan Hubicka <jh@suse.cz>
1671 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1672 optimized for speed.
1673 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1674 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1675 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1676 flag_gcse_after_reload_set): New static vars.
1677 (common_handle_option): Enable those flags for profile-use.
1678 (decode_options): Remove optimize_size flags that are handled
1679 on higher granuality.
1680 * tree-vectorizer.c (vectorize_loops): Use
1681 optimize_loop_nest_for_speed_p.
1682 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1683 * tree-predcom.c (tree_predictive_commoning): Use
1684 optimize_loop_for_speed_p.
1685 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1686 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1687 * predict.c (optimize_loop_for_speed_p): Fix walk.
1689 2008-08-30 Jan Hubicka <jh@suse.cz>
1691 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1693 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1694 profile presence locally.
1696 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1699 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1700 versions before 4.0.
1702 2008-08-29 Jan Hubicka <jh@suse.cz>
1704 * tree-inline.c (insert_init_stmt): Insert sequence even when
1707 2008-08-29 Jeff Law <law@redhat.com>
1709 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1710 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1711 location and class is an FP register.
1713 2008-08-29 Jan Hubicka <jh@suse.cz>
1715 * see.c (see_merge_one_def_extension): Silence used uninitialized
1717 * matrix-reorg.c (check_allocation_function): Likewise.
1718 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1720 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1723 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1724 compute new & and | in type rather than TREE_TYPE (arg0).
1726 * dwarf2out.c (fortran_common): Update comment.
1727 (gen_variable_die): Swap com_die and var_die variables in Fortran
1728 COMMON block handling code.
1730 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1732 * dwarf2out.c (gen_const_die): New function.
1733 (size_of_die, value_format, output_die): Output larger
1734 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1735 (native_encode_initializer): New function.
1736 (tree_add_const_value_attribute): Call it.
1737 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1739 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1740 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1741 TREE_THIS_VOLATILE to add_type_attribute.
1743 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1745 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1748 * dwarf2out.c (loc_by_reference): New function.
1749 (add_location_or_const_value_attribute): Use it.
1752 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1753 as DW_TAG_variable children of DW_TAG_common_block rather than
1754 DW_TAG_member children. Put DW_AT_external to individual
1755 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1757 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1758 loc_descriptor_from_tree_1.
1762 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1763 arguments to imported_module_or_decl.
1764 (debug_nothing_tree_tree): Removed.
1765 (debug_nothing_tree_tree_tree_bool): New prototype.
1766 * debug.c (do_nothing_debug_hooks): Adjust.
1767 (debug_nothing_tree_tree): Removed.
1768 (debug_nothing_tree_tree_tree_bool): New function.
1769 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1770 (gen_variable_die): Put all common vars for the
1771 same COMMON block under one DW_TAG_common_block.
1772 (declare_in_namespace): Return new context_die, for Fortran
1773 return the module DIE instead of adding extra declarations into
1775 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1776 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1777 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1779 (dwarf2out_global_decl): Don't skip Fortran global vars.
1780 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1781 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1782 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1783 DW_TAG_imported_declaration as child of previous
1784 DW_TAG_imported_module.
1785 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1786 * sdbout.c (sdb_debug_hooks): Likewise.
1787 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1789 2008-08-29 Jan Hubicka <jh@suse.cz>
1791 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1793 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1794 * ipa-cp.c (n_cloning_candidates): New static variable.
1795 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1796 (ipcp_print_all_lattices): Improve debug output.
1797 (ipcp_cloning_candidate_p): New function.
1798 (ipcp_initialize_node_lattices): Use it.
1799 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1800 (ipcp_propagate_stage): Prettier debug output.
1801 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1802 (ipcp_print_all_structures): Remove.
1803 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1804 (ipcp_insert_stage): Prettier debug output; call
1805 cgraph_remove_unreachable_nodes before propagating.
1806 (pass_ipa_cp): Schedule function removal pass.
1807 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1809 (cgraph_maybe_hot_edge_p): Move to ...
1810 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1811 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1812 (common_handle_option): Set them; enable ipa-cp when profiling.
1813 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1814 (ipa_print_all_jump_functions): Likewise.
1815 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1816 (ipa_print_node_params, ipa_print_all_params): New.
1817 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1818 ipa_print_all_param_flags): Remove.
1819 (ipa_print_node_params, ipa_print_all_params): New.
1821 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1823 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1824 change from 2008-04-03.
1825 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1827 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1831 * ira-color.c (push_allocnos_to_stack): Truncate
1832 removed_splay_allocno_vec.
1834 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1837 * ira-color (ira_fast_allocation): Don't assign hard registers to
1840 2008-08-29 Jan Hubicka <jh@suse.cz>
1843 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1844 for cold internal loops.
1846 2008-08-29 Richard Guenther <rguenther@suse.de>
1848 * tree-ssa-structalias.c (create_variable_info_for): Do not
1849 create fields for heap vars or vars with a noalias state.
1850 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1853 2008-08-29 Richard Guenther <rguenther@suse.de>
1855 * common.opt (ftree-store-ccp): Mark as preserved for
1856 backward compatibility.
1857 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1858 * tree-pass.h (pass_store_ccp): Remove.
1859 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1860 (first_vdef): Remove declaration.
1861 (get_value_loaded_by): Likewise.
1862 * tree-ssa-ccp.c (do_store_ccp): Remove.
1863 (get_default_value): Simplify as do_store_ccp is always false
1864 now. Do not initialize mem_ref.
1865 (set_value_varying): Likewise.
1866 (canonicalize_float_value): Likewise.
1867 (set_lattice_value): Likewise.
1868 (likely_value): Likewise.
1869 (surely_varying_stmt_p): Likewise.
1870 (ccp_initialize): Likewise.
1871 (ccp_lattice_meet): Likewise.
1872 (ccp_visit_phi_node): Likewise.
1873 (ccp_fold): Likewise.
1874 (evaluate_stmt): Likewise.
1875 (visit_assignment): Likewise.
1876 (ccp_visit_stmt): Likewise.
1877 (execute_ssa_ccp): Fold into ...
1878 (do_ssa_ccp): ... this.
1879 (do_ssa_store_ccp): Remove.
1880 (gate_store_ccp): Likewise.
1881 (pass_store_ccp): Likewise.
1882 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1884 * tree-ssa-propagate.c (first_vdef): Remove.
1885 (get_value_loaded_by): Likewise.
1886 (replace_vuses_in): Likewise.
1887 (substitute_and_fold): Do not call replace_vuses_in.
1888 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1890 2008-08-29 Richard Guenther <rguenther@suse.de>
1893 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1894 PARAM_NOALIAS tags with is_heapvar.
1895 * tree-ssa-operands.c (access_can_touch_variable): Offset
1896 based tests do not apply for heapvars. Fix offset test.
1898 2008-08-29 Jan Hubicka <jh@suse.cz>
1900 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1901 (-fipa-cp-clone): Enabled by default at -O3.
1902 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1903 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1905 2008-08-29 Jan Hubicka <jh@suse.cz>
1907 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1909 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1911 * gimple.c (giple_copy_call_skip_args): New function.
1912 (giple_copy_call_skip_args): Declare.
1914 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1915 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1916 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1917 (ipcp_create_replace_map): Improve debug output.
1918 (ipcp_need_redirect_p): Return false when not clonning.
1919 (ipcp_update_callgraph): Skip args.
1920 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1922 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1923 (save_inline_function_body): Update call of tree_function_versioning.
1924 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1925 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1926 (tree_function_versioning): Likewise.
1927 * tree-inline.h (tree_function_versioning): Update prototype.
1929 2008-08-29 Jan Hubicka <jh@suse.cz>
1931 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1932 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1933 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1934 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1935 * value-prof.c (gimple_divmod_fixed_value_transform,
1936 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1937 gimple_stringops_transform): Use optimize_bb_for_size_p.
1938 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1939 * final.c (compute_alignments): Use optimize_function_for_size_p.
1940 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1941 (fold_builtin_strcpy, fold_builtin_fputs): Use
1942 optimize_function_for_size_p.
1943 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1944 * recog.c (relax_delay_slots): Likewise.
1945 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1946 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1947 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1948 optimize_function_for_size_p.
1949 (cgraph_decide_inlining_of_small_function): Use
1950 optimize_function_for_size_p.
1951 * global.c (find_reg): Use optimize_function_for_size_p.
1952 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1953 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1954 flag_prefetch_loop_arrays. Those can work it out from profile.
1955 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1956 optimize_loop_for_speed_p.
1957 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1959 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1960 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1961 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1962 * local-alloc.c (block_alloc): Pass BB pointer.
1963 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1964 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1965 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1966 (decide_peel_completely): Likewise.
1967 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1968 optimize_loop_for_size_p.
1969 (vect_enhance_data_refs_alignment): Likewise.
1970 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1971 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1972 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1973 (try_crossjump_bb): Use optimize_bb_for_size_p.
1974 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1975 optimize_loop_for_speed_p.
1976 * bb-reorder.c (find_traces_1_round): Likewise.
1977 (copy_bb): Use optimize_bb_for_speed_p.
1978 (duplicate_computed_gotos): Likewise.
1979 * basic-block.h (optimize_loop_nest_for_size_p,
1980 optimize_loop_nest_for_speed_p): New.
1981 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1983 2008-08-29 Tristan Gingold <gingold@adacore.com>
1985 * gcov.c (main): Call expandargv.
1987 2008-08-29 Jan Hubicka <jh@suse.cz>
1989 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1991 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1993 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1994 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1996 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1998 2008-08-29 Jan Hubicka <jh@suse.cz>
2000 * tree-pass.h (pass_strip_predict_hints): Declare.
2001 * predict.c (strip_builtin_expect): Rename to ...
2002 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2003 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2004 (tree_estimate_probability): Do not strip builtin_expect.
2005 (pass_strip_predict_hints): New pass.
2006 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2008 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2010 2008-08-29 Richard Guenther <rguenther@suse.de>
2012 PR tree-optimization/37207
2013 * tree-vrp.c (extract_range_from_binary_expr): Also try
2014 to constant fold if only one of the operands is a constant.
2016 2008-08-29 Nick Clifton <nickc@redhat.com>
2018 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2019 the same way as SYMBOL_REFs.
2021 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2023 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2025 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2027 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2028 * config/mips/mips.md (branch_likely): Remove const. Fix
2030 (define_delay for type "branch"): Change to only apply for branch
2031 with likely variant.
2032 (define_delay for type "branch" and "branch_likely" no). New delay
2034 (equality_op): New code iterator.
2035 (bbv, bbinv): New code attributes.
2036 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2039 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2040 Andrew Pinski <pinskia@gcc.gnu.org>
2043 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2045 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2047 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2048 rule that a symbolic constant must be defined and >= 0 for the
2049 corresponding facility to be present at compile-time.
2050 * gthr-posix.c: Likewise.
2052 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2054 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2055 * config/mips/mips.md (D): New mode attribute.
2056 (mulsi3, muldi3): Merge it into ...
2057 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2059 (muldi3_mul3): New pattern.
2060 (mulsi3_mult3): Rename to mulsi3_mul3.
2062 2008-08-28 Jan Hubicka <jh@suse.cz>
2064 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2066 * predict.c (always_optimize_for_size_p): Rename to ...
2067 (optimize_function_for_size): ... this one; make extern.
2068 (optimize_function_for_speed_p): New.
2069 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2070 optimize_edge_for_size_p,optimize_edge_for_size_p,
2071 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2072 * basic-block.h (optimize_function_for_size_p,
2073 optimize_function_for_speed_p): Declare.
2074 * i386.md (optimize_size checks): Replace them by appropriate
2076 (standard_80387_constant_p, ix86_compute_frame_layout,
2077 ix86_expand_epilogue, ix86_decompose_address,
2078 print_operand, emit_i387_cw_initialization,
2079 inline_memory_move_cost, ix86_pad_returns,
2080 ix86_reorg): Replace optimize_size checks.
2082 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2084 * rtl.h (simplify_subreg_regno): Declare.
2085 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2086 * simplify-rtx.c (simplify_subreg): ...here.
2087 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2088 subreg_offset_representable_p.
2090 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2093 * c-typeck.c (convert_for_assignment): Give a note describing what
2094 was passed and what was expected.
2096 2008-08-28 Joey Ye <joey.ye@intel.com>
2098 * doc/extend.texi: Document AVX built-in functions.
2099 * doc/invoke.texi: Document -mavx.
2101 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2102 Joey Ye <joey.ye@intel.com>
2103 Xuepeng Guo <xuepeng.guo@intel.com>
2105 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2107 * config/i386/cpuid.h (bit_FMA): New.
2108 (bit_XSAVE): Likewise.
2109 (bit_OSXSAVE): Likewise.
2110 (bit_AVX): Likewise.
2112 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2113 define. Use ASM_OUTPUT_AVX_PREFIX.
2115 * config/i386/gmmintrin.h: New.
2117 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2118 (OPTION_MASK_ISA_AVX_SET): New.
2119 (OPTION_MASK_ISA_FMA_SET): Likewise.
2120 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2121 (OPTION_MASK_ISA_FMA_SET): Likewise.
2122 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2123 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2124 (pta_flags): Add PTA_AVX and PTA_FMA.
2125 (override_options): Handle PTA_AVX and PTA_FMA.
2126 (init_cumulative_args): Handle warn_avx.
2127 (classify_argument): Return 0 for COImode and OImode. Return
2128 1 and X86_64_AVX_CLASS for 256bit vector types.
2129 (examine_argument): Handle X86_64_AVX_CLASS.
2130 (construct_container): Likewise.
2131 (function_arg_advance_32): Pass OImode and 256bit vector types
2133 (function_arg_advance_64): Take a new argument to indicate if a
2134 parameter is named. Handle 256bit vector types. Return
2135 immediately for unnamed 256bit vector mode parameters.
2136 (function_arg_advance): Updated.
2137 (function_arg_32): Add comments for TImode. Handle OImode
2138 and 256bit vector types.
2139 (function_arg_64): Take a new argument to indicate if a
2140 parameter is named. Handle 256bit vector types. Return NULL
2141 for unnamed 256bit vector mode parameters.
2142 (function_arg): Updated.
2143 (setup_incoming_varargs_64): Support
2144 AVX encoding for *sse_prologue_save_insn.
2145 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2146 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2147 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2148 enabled, otherwise return -3.
2149 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2151 (print_reg): Support AVX registers. Handle 'x' and 't'.
2152 Handle 'd' to duplicate the operand.
2153 (print_operand): Likewise. Also support AVX vector compare
2155 (output_387_binary_op): Support AVX.
2156 (output_fp_compare): Likewise.
2157 (ix86_expand_vector_move_misalign): Likewise.
2158 (ix86_attr_length_vex_default): New.
2159 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2160 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2161 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2162 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2163 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2164 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2165 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2166 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2167 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2168 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2169 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2170 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2171 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2172 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2173 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2174 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2175 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2176 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2177 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2178 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2179 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2180 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2181 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2182 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2183 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2184 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2185 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2186 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2187 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2188 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2189 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2190 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2191 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2192 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2193 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2194 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2195 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2196 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2197 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2198 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2199 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2200 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2201 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2202 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2203 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2204 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2205 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2206 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2207 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2208 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2209 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2210 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2211 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2212 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2213 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2214 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2215 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2216 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2217 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2218 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2219 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2220 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2221 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2222 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2223 and IX86_BUILTIN_MOVMSKPS256,
2224 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2225 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2226 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2227 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2228 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2229 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2230 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2231 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2232 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2233 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2234 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2235 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2236 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2237 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2238 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2239 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2240 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2241 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2242 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2243 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2244 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2245 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2246 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2247 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2248 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2249 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2250 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2251 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2252 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2253 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2254 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2255 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2256 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2257 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2258 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2259 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2260 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2261 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2262 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2263 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2264 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2265 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2266 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2267 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2268 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2269 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2270 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2271 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2272 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2273 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2274 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2275 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2276 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2277 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2278 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2279 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2280 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2281 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2283 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2284 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2285 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2286 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2287 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2288 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2289 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2290 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2291 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2292 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2293 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2294 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2295 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2296 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2297 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2298 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2299 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2300 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2301 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2302 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2303 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2304 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2305 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2306 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2307 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2308 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2309 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2310 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2311 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2312 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2313 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2314 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2315 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2316 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2317 IX86_BUILTIN_MOVMSKPS256.
2318 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2319 (ix86_expand_args_builtin): Likewise.
2320 (ix86_expand_special_args_builtin): Likewise.
2321 (ix86_hard_regno_mode_ok): Handle AVX modes.
2322 (ix86_expand_vector_init_duplicate): Likewise.
2323 (ix86_expand_vector_init_one_nonzero): Likewise.
2324 (ix86_expand_vector_init_one_var): Likewise.
2325 (ix86_expand_vector_init_concat): Likewise.
2326 (ix86_expand_vector_init_general): Likewise.
2327 (ix86_expand_vector_set): Likewise.
2328 (ix86_vector_mode_supported_p): Likewise.
2329 (x86_extended_reg_mentioned_p): Check INSN_P before using
2332 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2333 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2335 * config/i386/i386.h (TARGET_AVX): New.
2336 (TARGET_FMA): Likewise.
2337 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2338 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2339 (VALID_AVX256_REG_MODE): New.
2340 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2341 (AVX_FLOAT_MODE_P): Likewise.
2342 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2343 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2344 (AVX_VEC_FLOAT_MODE_P): Likewise.
2345 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2346 (ASM_OUTPUT_OPCODE): Likewise.
2347 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2349 (SSE_REG_MODE_P): Allow 256bit vector modes.
2350 (ix86_args): Add a warn_avx field.
2352 * config/i386/i386.md (UNSPEC_PCMP): New.
2353 (UNSPEC_VPERMIL): Likewise.
2354 (UNSPEC_VPERMIL2): Likewise.
2355 (UNSPEC_VPERMIL2F128): Likewise.
2356 (UNSPEC_MASKLOAD): Likewise.
2357 (UNSPEC_MASKSTORE): Likewise.
2358 (UNSPEC_CAST): Likewise.
2359 (UNSPEC_VTESTP): Likewise.
2360 (UNSPECV_VZEROALL): Likewise.
2361 (UNSPECV_VZEROUPPER): Likewise.
2362 (XMM0_REG): Likewise.
2363 (XMM1_REG): Likewise.
2364 (XMM2_REG): Likewise.
2365 (XMM3_REG): Likewise.
2366 (XMM4_REG): Likewise.
2367 (XMM5_REG): Likewise.
2368 (XMM6_REG): Likewise.
2369 (XMM8_REG): Likewise.
2370 (XMM9_REG): Likewise.
2371 (XMM10_REG): Likewise.
2372 (XMM11_REG): Likewise.
2373 (XMM12_REG): Likewise.
2374 (XMM13_REG): Likewise.
2375 (XMM14_REG): Likewise.
2376 (XMM15_REG): Likewise.
2378 (prefix_vex_imm8): Likewise.
2379 (prefix_vex_w): Likewise.
2380 (length_vex): Likewise.
2383 (*avx_ashlti3): Likewise.
2384 (*avx_lshrti3): Likewise.
2385 (*avx_setcc<mode>): Likewise.
2386 (*fop_<mode>_comm_mixed_avx): Likewise.
2387 (*fop_<mode>_comm_avx): Likewise.
2388 (*fop_<mode>_1_mixed_avx): Likewise.
2389 (*fop_<mode>_1_avx): Likewise.
2390 (*avx_<code><mode>3): Likewise.
2391 (*avx_ieee_smin<mode>3): Likewise.
2392 (*avx_ieee_smax<mode>3): Likewise.
2393 (mode): Add OI, V8SF and V4DF.
2394 (length): Support VEX prefix.
2395 (*cmpfp_i_mixed): Set prefix attribute.
2396 (*cmpfp_i_sse): Likewise.
2397 (*cmpfp_iu_mixed): Likewise.
2398 (*cmpfp_iu_sse): Likewise.
2399 (*movsi_1): Support AVX.
2400 (*movdi_2): Likewise.
2401 (*movdi_1_rex64): Likewise.
2402 (*movti_internal): Likewise.
2403 (*movti_rex64): Likewise.
2404 (*movsf_1): Likewise.
2405 (*movdf_nointeger): Likewise.
2406 (*movdf_integer_rex64): Likewise.
2407 (*movtf_internal): Likewise.
2408 (zero_extendsidi2_32): Likewise.
2409 (zero_extendsidi2_rex64): Likewise.
2410 (*extendsfdf2_mixed): Likewise.
2411 (*extendsfdf2_sse): Likewise.
2412 (*truncdfsf_fast_mixed): Likewise.
2413 (*truncdfsf_fast_sse): Likewise.
2414 (*truncdfsf_mixed): Likewise.
2415 (fix_trunc<mode>di_sse): Likewise.
2416 (fix_trunc<mode>si_sse): Likewise.
2417 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2418 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2419 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2420 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2421 (*rcpsf2_sse): Likewise.
2422 (*rsqrtsf2_sse): Likewise.
2423 (*sqrt<mode>2_sse): Likewise.
2424 (sse4_1_round<mode>2): Likewise.
2425 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2426 Support AVX. Set length attribute properly for AVX.
2428 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2429 (VECTOR_MODES (FLOAT, 32)): Likewise.
2430 (VECTOR_MODE (INT, DI, 8)): Likewise.
2431 (VECTOR_MODE (INT, HI, 32)): Likewise.
2432 (VECTOR_MODE (INT, QI, 64)): Likewise.
2433 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2434 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2435 (VECTOR_MODE (INT, DI, 4)): Removed.
2436 (VECTOR_MODE (INT, SI, 8)): Likewise.
2437 (VECTOR_MODE (INT, HI, 16)): Likewise.
2438 (VECTOR_MODE (INT, QI, 32)): Likewise.
2439 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2440 (INT_MODE (OI, 32)): Likewise.
2442 * config/i386/i386.opt (mavx): New.
2445 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2447 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2448 (*mov<mode>_internal_avx): New.
2449 (*movv2sf_internal_rex64_avx): Likewise.
2450 (*movv2sf_internal_avx): Likewise.
2452 * config/i386/predicates.md (const_4_to_5_operand): New.
2453 (const_6_to_7_operand): Likewise.
2454 (const_8_to_11_operand): Likewise.
2455 (const_12_to_15_operand): Likewise.
2456 (avx_comparison_float_operator): Likewise.
2458 * config/i386/sse.md (AVX256MODEI): New.
2459 (AVX256MODE): Likewise.
2460 (AVXMODEQI): Likewise.
2461 (AVXMODE): Likewise.
2462 (AVX256MODEF2P): Likewise.
2463 (AVX256MODE2P): Likewise.
2464 (AVX256MODE4P): Likewise.
2465 (AVX256MODE8P): Likewise.
2466 (AVXMODEF2P): Likewise.
2467 (AVXMODEF4P): Likewise.
2468 (AVXMODEDCVTDQ2PS): Likewise.
2469 (AVXMODEDCVTPS2DQ): Likewise.
2470 (avxvecmode): Likewise.
2471 (avxvecpsmode): Likewise.
2472 (avxhalfvecmode): Likewise.
2473 (avxscalarmode): Likewise.
2474 (avxcvtvecmode): Likewise.
2475 (avxpermvecmode): Likewise.
2476 (avxmodesuffixf2c): Likewise.
2477 (avxmodesuffixp): Likewise.
2478 (avxmodesuffixs): Likewise.
2479 (avxmodesuffix): Likewise.
2480 (vpermilbits): Likewise.
2481 (pinsrbits): Likewise.
2482 (mov<mode>): Likewise.
2483 (*mov<mode>_internal): Likewise.
2484 (push<mode>1): Likewise.
2485 (movmisalign<mode>): Likewise.
2486 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2487 (avx_movdqu<avxmodesuffix>): Likewise.
2488 (avx_lddqu<avxmodesuffix>): Likewise.
2489 (<plusminus_insn><mode>3): Likewise.
2490 (*avx_<plusminus_insn><mode>3): Likewise.
2491 (*avx_vm<plusminus_insn><mode>3): Likewise.
2492 (mul<mode>3): Likewise.
2493 (*avx_mul<mode>3): Likewise.
2494 (*avx_vmmul<mode>3): Likewise.
2495 (divv8sf3): Likewise.
2496 (divv4df3): Likewise.
2497 (avx_div<mode>3): Likewise.
2498 (*avx_div<mode>3): Likewise.
2499 (*avx_vmdiv<mode>3): Likewise.
2500 (avx_rcpv8sf2): Likewise.
2501 (*avx_vmrcpv4sf2): Likewise.
2502 (sqrtv8sf2): Likewise.
2503 (avx_sqrtv8sf2): Likewise.
2504 (*avx_vmsqrt<mode>2): Likewise.
2505 (rsqrtv8sf2): Likewise.
2506 (avx_rsqrtv8sf2): Likewise.
2507 (*avx_vmrsqrtv4sf2): Likewise.
2508 (<code><mode>3): Likewise.
2509 (*avx_<code><mode>3_finite): Likewise.
2510 (*avx_<code><mode>3): Likewise.
2511 (*avx_vm<code><mode>3): Likewise.
2512 (*avx_ieee_smin<mode>3): Likewise.
2513 (*avx_ieee_smax<mode>3): Likewise.
2514 (avx_addsubv8sf3): Likewise.
2515 (avx_addsubv4df3): Likewise.
2516 (*avx_addsubv4sf3): Likewise.
2517 (*avx_addsubv2df3): Likewise.
2518 (avx_h<plusminus_insn>v4df3): Likewise.
2519 (avx_h<plusminus_insn>v8sf3): Likewise.
2520 (*avx_h<plusminus_insn>v4sf3): Likewise.
2521 (*avx_h<plusminus_insn>v2df3): Likewise.
2522 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2523 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2524 (*avx_maskcmp<mode>3): Likewise.
2525 (avx_nand<mode>3): Likewise.
2526 (*avx_<code><mode>3): Likewise.
2527 (*avx_nand<mode>3): Likewise.
2528 (*avx_<code><mode>3): Likewise.
2529 (*avx_cvtsi2ss): Likewise.
2530 (*avx_cvtsi2ssq): Likewise.
2531 (*avx_cvtsi2sd): Likewise.
2532 (*avx_cvtsi2sdq): Likewise.
2533 (*avx_cvtsd2ss): Likewise.
2534 (avx_cvtss2sd): Likewise.
2535 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2536 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2537 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2538 (*avx_cvtsi2sd): Likewise.
2539 (*avx_cvtsi2sdq): Likewise.
2540 (avx_cvtdq2pd256): Likewise.
2541 (avx_cvtpd2dq256): Likewise.
2542 (avx_cvttpd2dq256): Likewise.
2543 (*avx_cvtsd2ss): Likewise.
2544 (*avx_cvtss2sd): Likewise.
2545 (avx_cvtpd2ps256): Likewise.
2546 (avx_cvtps2pd256): Likewise.
2547 (*avx_movhlps): Likewise.
2548 (*avx_movlhps): Likewise.
2549 (avx_unpckhps256): Likewise.
2550 (*avx_unpckhps): Likewise.
2551 (avx_unpcklps256): Likewise.
2552 (*avx_unpcklps): Likewise.
2553 (avx_movshdup256): Likewise.
2554 (avx_movsldup256): Likewise.
2555 (avx_shufps256): Likewise.
2556 (avx_shufps256_1): Likewise.
2557 (*avx_shufps_<mode>): Likewise.
2558 (*avx_loadhps): Likewise.
2559 (*avx_storelps): Likewise.
2560 (*avx_loadlps): Likewise.
2561 (*avx_movss): Likewise.
2562 (*vec_dupv4sf_avx): Likewise.
2563 (*vec_concatv2sf_avx): Likewise.
2564 (*vec_concatv4sf_avx): Likewise.
2565 (*vec_setv4sf_0_avx): Likewise.
2566 (*vec_setv4sf_avx): Likewise.
2567 (*avx_insertps): Likewise.
2568 (avx_vextractf128<mode>): Likewise.
2569 (vec_extract_lo_<mode>): Likewise.
2570 (vec_extract_hi_<mode>): Likewise.
2571 (vec_extract_lo_<mode>): Likewise.
2572 (vec_extract_hi_<mode>): Likewise.
2573 (vec_extract_lo_v16hi): Likewise.
2574 (vec_extract_hi_v16hi): Likewise.
2575 (vec_extract_lo_v32qi): Likewise.
2576 (vec_extract_hi_v32qi): Likewise.
2577 (avx_unpckhpd256): Likewise.
2578 (*avx_unpckhpd): Likewise.
2579 (avx_movddup256): Likewise.
2580 (*avx_movddup): Likewise.
2581 (avx_unpcklpd256): Likewise.
2582 (*avx_unpcklpd): Likewise.
2583 (avx_shufpd256): Likewise.
2584 (avx_shufpd256_1): Likewise.
2585 (*avx_punpckhqdq): Likewise.
2586 (*avx_punpcklqdq): Likewise.
2587 (*avx_shufpd_<mode>): Likewise.
2588 (*avx_storehpd): Likewise.
2589 (*avx_loadhpd): Likewise.
2590 (*avx_loadlpd): Likewise.
2591 (*avx_movsd): Likewise.
2592 (*vec_concatv2df_avx): Likewise.
2593 (*avx_<plusminus_insn><mode>3): Likewise.
2594 (*avx_<plusminus_insn><mode>3): Likewise.
2595 (*avx_mulv8hi3): Likewise.
2596 (*avxv8hi3_highpart): Likewise.
2597 (*avx_umulv8hi3_highpart): Likewise.
2598 (*avx_umulv2siv2di3): Likewise.
2599 (*avx_mulv2siv2di3): Likewise.
2600 (*avx_pmaddwd): Likewise.
2601 (*avx_mulv4si3): Likewise.
2602 (*avx_ashr<mode>3): Likewise.
2603 (*avx_lshr<mode>3): Likewise.
2604 (*avx_ashl<mode>3): Likewise.
2605 (*avx_<code><mode>3): Likewise.
2606 (*avx_eq<mode>3): Likewise.
2607 (*avx_gt<mode>3): Likewise.
2608 (*avx_nand<mode>3): Likewise.
2609 (*avx_nand<mode>3): Likewise.
2610 (*avx_<code><mode>3): Likewise.
2611 (*avx_<code><mode>3): Likewise.
2612 (*avx_packsswb): Likewise.
2613 (*avx_packssdw): Likewise.
2614 (*avx_packuswb): Likewise.
2615 (*avx_punpckhbw): Likewise.
2616 (*avx_punpcklbw): Likewise.
2617 (*avx_punpckhwd): Likewise.
2618 (*avx_punpcklwd): Likewise.
2619 (*avx_punpckhdq): Likewise.
2620 (*avx_punpckldq): Likewise.
2621 (*avx_pinsr<avxmodesuffixs>): Likewise.
2622 (*avx_pinsrq): Likewise.
2623 (*avx_loadld): Likewise.
2624 (*vec_extractv2di_1_rex64_avx): Likewise.
2625 (*vec_extractv2di_1_avx): Likewise.
2626 (*vec_dupv2di_avx): Likewise.
2627 (*vec_concatv2si_avx): Likewise.
2628 (*vec_concatv4si_1_avx): Likewise.
2629 (*vec_concatv2di_avx): Likewise.
2630 (*vec_concatv2di_rex64_avx): Likewise.
2631 (*avx_uavgv16qi3): Likewise.
2632 (*avx_uavgv8hi3): Likewise.
2633 (*avx_psadbw): Likewise.
2634 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2635 (*avx_phaddwv8hi3): Likewise.
2636 (*avx_phadddv4si3): Likewise.
2637 (*avx_phaddswv8hi3): Likewise.
2638 (*avx_phsubwv8hi3): Likewise.
2639 (*avx_phsubdv4si3): Likewise.
2640 (*avx_phsubswv8hi3): Likewise.
2641 (*avx_pmaddubsw128): Likewise.
2642 (*avx_pmulhrswv8hi3): Likewise.
2643 (*avx_pshufbv16qi3): Likewise.
2644 (*avx_psign<mode>3): Likewise.
2645 (*avx_palignrti): Likewise.
2646 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2647 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2648 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2649 (*avx_mpsadbw): Likewise.
2650 (*avx_packusdw): Likewise.
2651 (*avx_pblendvb): Likewise.
2652 (*avx_pblendw): Likewise.
2653 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2654 (avx_ptest256): Likewise.
2655 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2656 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2657 (*avx_aesenc): Likewise.
2658 (*avx_aesenclast): Likewise.
2659 (*avx_aesdec): Likewise.
2660 (*avx_aesdeclast): Likewise.
2661 (avx_vzeroupper): Likewise.
2662 (avx_vzeroupper_rex64): Likewise.
2663 (avx_vpermil<mode>): Likewise.
2664 (avx_vpermilvar<mode>3): Likewise.
2665 (avx_vpermil2<mode>3): Likewise.
2666 (avx_vperm2f128<mode>3): Likewise.
2667 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2668 (avx_vbroadcastss256): Likewise.
2669 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2670 (avx_vinsertf128<mode>): Likewise.
2671 (vec_set_lo_<mode>): Likewise.
2672 (vec_set_hi_<mode>): Likewise.
2673 (vec_set_lo_<mode>): Likewise.
2674 (vec_set_hi_<mode>): Likewise.
2675 (vec_set_lo_v16hi): Likewise.
2676 (vec_set_hi_v16hi): Likewise.
2677 (vec_set_lo_v32qi): Likewise.
2678 (vec_set_hi_v32qi): Likewise.
2679 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2680 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2681 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2682 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2683 (vec_init<mode>): Likewise.
2684 (*vec_concat<mode>_avx): Likewise.
2685 (blendbits): Support V8SF and V4DF.
2686 (sse2_movq128): Support AVX.
2687 (<sse>_movnt<mode>): Likewise.
2688 (sse2_movntv2di): Likewise.
2689 (sse_rcpv4sf2): Likewise.
2690 (sse_sqrtv4sf2): Likewise.
2691 (sse_rsqrtv4sf2): Likewise.
2692 (<sse>_comi): Likewise.
2693 (<sse>_ucomi): Likewise.
2694 (sse_cvtss2si): Likewise.
2695 (sse_cvtss2si_2): Likewise.
2696 (sse_cvtss2siq): Likewise.
2697 (sse_cvtss2siq_2): Likewise.
2698 (sse_cvttss2si): Likewise.
2699 (sse_cvttss2siq): Likewise.
2700 (sse2_cvtsd2si): Likewise.
2701 (sse2_cvtsd2si_2): Likewise.
2702 (sse2_cvtsd2siq): Likewise.
2703 (sse2_cvtsd2siq_2): Likewise.
2704 (sse2_cvttsd2si): Likewise.
2705 (sse2_cvttsd2siq): Likewise.
2706 (sse2_cvtdq2pd): Likewise.
2707 (*sse2_cvtpd2dq): Likewise.
2708 (*sse2_cvttpd2dq): Likewise.
2709 (*sse2_cvtpd2ps): Likewise.
2710 (sse2_cvtps2pd): Likewise.
2711 (sse3_movshdup): Likewise.
2712 (sse3_movsldup): Likewise.
2713 (sse_storehps): Likewise.
2714 (*sse4_1_extractps): Likewise.
2715 (sse2_storelpd): Likewise.
2716 (vec_dupv2df_sse3): Likewise.
2717 (*vec_concatv2df_sse3): Likewise.
2718 (*sse4_1_pextrb): Likewise.
2719 (*sse4_1_pextrb_memory): Likewise.
2720 (*sse2_pextrw): Likewise.
2721 (*sse4_1_pextrw_memory): Likewise.
2722 (*sse4_1_pextrd): Likewise.
2723 (*sse4_1_pextrq): Likewise.
2724 (sse2_pshufd_1): Likewise.
2725 (sse2_pshuflw_1): Likewise.
2726 (sse2_pshufhw_1): Likewise.
2727 (*sse2_storeq_rex64): Likewise.
2728 (*vec_dupv4si): Likewise.
2729 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2730 (sse2_pmovmskb): Likewise.
2731 (*sse2_maskmovdqu): Likewise.
2732 (*sse2_maskmovdqu_rex64): Likewise.
2733 (sse_ldmxcsr): Likewise.
2734 (sse_stmxcsr): Likewise.
2735 (abs<mode>2): Likewise.
2736 (sse4_1_movntdqa): Likewise.
2737 (sse4_1_phminposuw): Likewise.
2738 (sse4_1_extendv8qiv8hi2): Likewise.
2739 (*sse4_1_extendv8qiv8hi2): Likewise.
2740 (sse4_1_extendv4qiv4si2): Likewise.
2741 (*sse4_1_extendv4qiv4si2): Likewise.
2742 (sse4_1_extendv2qiv2di2): Likewise.
2743 (*sse4_1_extendv2qiv2di2): Likewise.
2744 (sse4_1_extendv4hiv4si2): Likewise.
2745 (*sse4_1_extendv4hiv4si2): Likewise.
2746 (sse4_1_extendv2hiv2di2): Likewise.
2747 (*sse4_1_extendv2hiv2di2): Likewise.
2748 (sse4_1_extendv2siv2di2): Likewise.
2749 (*sse4_1_extendv2siv2di2): Likewise.
2750 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2751 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2752 (sse4_1_zero_extendv4qiv4si2): Likewise.
2753 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2754 (sse4_1_zero_extendv2qiv2di2): Likewise.
2755 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2756 (sse4_1_zero_extendv4hiv4si2): Likewise.
2757 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2758 (sse4_1_zero_extendv2hiv2di2): Likewise.
2759 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2760 (sse4_1_zero_extendv2siv2di2): Likewise.
2761 (*sse4_1_zero_extendv2siv2di2): Likewise.
2762 (sse4_1_ptest): Likewise.
2763 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2764 (sse4_2_pcmpestri): Likewise.
2765 (sse4_2_pcmpestrm): Likewise.
2766 (sse4_2_pcmpistri): Likewise.
2767 (sse4_2_pcmpistrm): Likewise.
2769 (aeskeygenassist): Likewise.
2771 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2773 * config/i386/predicates.md (vzeroall_operation): New.
2775 * config/i386/sse.md (avx_vzeroall): New.
2776 (*avx_vzeroall): Likewise.
2778 2008-08-28 Paul Brook <paul@codesourcery.com>
2779 Mark Shinwell <shinwell@codesourcery.com>
2780 Richard Earnshaw <richard.earnshaw@arm.com>
2782 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2783 (TARGET_MIN_ANCHOR_OFFSET): New.
2784 (arm_override_options): Set correct anchor ranges for Thumb-1
2785 and Thumb-2 if required.
2786 (legitimize_pic_address): Handle case involving a TLS symbol
2787 reference with an addend.
2788 (arm_optimization_options): Enable section anchors at -O1 and
2790 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2791 * config/arm/arm-protos.h (arm_optimization_options): New.
2793 2008-08-28 Nick Clifton <nickc@redhat.com>
2795 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2796 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2799 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2800 * config/v850/v850.md (return): Remove frame size restriction.
2802 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2804 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2806 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2808 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2810 2008-08-28 Paul Brook <paul@codesourcery.com>
2812 * config/arm/vfp11.md: Update license notice.
2813 * config/arm/cortex-r4.md: Ditto.
2815 2008-08-28 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/37207
2818 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2821 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2824 * tree.c (int_fits_type_p): Don't forget unsigned integers
2825 of type sizetype which higher end word equals -1.
2827 2008-08-28 Ira Rosen <irar@il.ibm.com>
2829 * target.h (struct vectorize): Add new target builtin.
2830 * tree-vectorizer.c (destroy_loop_vec_info): Call
2831 vect_free_slp_instance instead of vect_free_slp_node.
2832 * tree-vectorizer.h (enum slp_load_perm_type): New.
2833 (struct _slp_instance): Add new fields.
2834 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2835 (SLP_INSTANCE_LOADS): New.
2836 (vect_free_slp_tree): Remove.
2837 (vect_free_slp_instance): Declare.
2838 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2839 (vectorizable_load): Add argument.
2840 (vect_transform_slp_perm_load): New.
2841 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2843 (vect_get_place_in_interleaving_chain): New function.
2844 (vect_free_slp_tree): Make static.
2845 (vect_free_slp_instance): New function.
2846 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2847 collect the load location in the interleaving chain.
2848 (vect_supported_slp_permutation_p): New function.
2849 (vect_supported_load_permutation_p): Likewise.
2850 (vect_analyze_slp_instance): In case of loads permutation, call
2851 vect_supported_load_permutation_p to check that the permutation is
2853 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2854 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2855 (vect_create_mask_and_perm): New function.
2856 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2857 (vectorizable_load): Add an argument. Don't keep the created vectors
2858 statements in the node if permutation is required. Call
2859 vect_transform_slp_perm_load to generate the permutation.
2860 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2861 additional argument.
2862 (vect_schedule_slp_instance): In case of loads permutation, allocate
2863 vectorized statements structure for all the related SLP nodes. Call
2864 vect_transform_stmt with addditional argument.
2865 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2866 * config/spu/spu.c (spu_builtin_vec_perm): New.
2867 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2868 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2869 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2870 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2872 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2874 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2875 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2876 __gthread_cond_signal, __gthread_cond_timedwait,
2877 __gthread_cond_timedwait_recursive): New functions.
2878 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2880 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2883 2008-08-28 Richard Guenther <rguenther@suse.de>
2886 * fold-const.c (maybe_canonicalize_comparison_1): Require
2887 undefined overflow only for canonicalizing A +- CST cmp CST.
2888 Make sure to not generate new constants that are not inside
2889 their TYPE_MIN/MAX_VALUE range.
2890 (maybe_canonicalize_comparison): Remove undefined overflow
2892 (fold_binary): Remove now duplicate folding.
2894 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2896 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2897 use not updated in the last change.
2899 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2901 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2902 (IRA_COVER_CLASSES): Add FPUL_REGS.
2904 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2907 * c-common.c (conversion_warning): Check for null operands.
2909 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2912 * c-decl.c (check_for_loop_decls): Improve error message. Give
2915 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2918 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2919 (convert_for_assignment): Pass corrent OPT_W* parameter to
2920 WARN_FOR_ASSIGNMENT.
2922 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2925 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2927 2008-08-27 Paul Brook <paul@codesourcery.com>
2929 * config.gcc: Loosen checks for arm uclinux eabi targets.
2931 2008-08-27 Paul Brook <paul@codesourcery.com>
2933 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2935 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2937 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2939 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2940 the enumerators of an ENUMERAL_TYPE.
2941 * dbxout.c (dbxout_type): Ditto.
2943 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2946 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2947 (fwprop_addr): Check that the loop_father is not the outer loop.
2949 2008-08-26 Paul Brook <paul@codesourcery.com>
2951 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2952 Remove documentation entry for fmul type.
2953 Use fmuls to annotate single-precision multiplication patterns,
2954 fmuld to annotate double-precision multiplication patterns,
2955 fmacs to annotate single-precision multiply-accumulate patterns
2956 and fmacd to annotate double-precision multiply-accumulate patterns.
2957 * config/arm/vfp11.md: Update reservations accordingly.
2958 * config/arm/arm.md: Note that certain values of the "type"
2959 attribute are documented in vfp.md.
2960 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2961 (v10_cvt): Use new fmul types.
2963 2008-08-26 Paul Brook <paul@codesourcery.com>
2965 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2966 * config/arm/vfp11.md: ...here. New.
2967 * config/arm/arm.md: Include vfp11.md.
2969 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2971 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2972 parameter to inform call.
2974 2008-08-26 Jeff Law <law@redhat.com>
2976 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2977 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2978 preferred class when copying a constant into a partial word register.
2980 2008-08-26 Ben Elliston <bje@au.ibm.com>
2982 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2983 * cp/typeck.c: Likewise.
2984 * cp/tree.c: Likewise.
2985 * gimple-low.c: Likewise.
2988 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2990 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2991 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2993 * doc/passes.texi: Describe IRA.
2995 * doc/tm.texi (IRA_COVER_CLASSES,
2996 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2998 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2999 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3000 -fira-propagate-cost, -fno-ira-share-save-slots,
3001 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3003 * flags.h (ira_algorithm): New enumeration.
3004 (flag_ira_algorithm, flag_ira_verbose): New external variable
3007 * postreload.c (gate_handle_postreload): Don't do post reload
3008 optimizations unless the reload is completed.
3010 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3013 * tree-pass.h (pass_ira): New external variable declaration.
3015 * reload.h: Add 2008 to the Copyright.
3017 * cfgloopanal.c: Include params.h.
3018 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3021 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3023 * toplev.c (ira.h): New include.
3024 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3025 (backend_init_target): Call ira_init.
3026 (backend_init): Call ira_init_once.
3027 (finalize): Call finish_ira_once.
3029 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3030 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3033 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3034 may_move_out_cost): New external variable declarations.
3035 (move_table): New typedef.
3037 * caller-save.c: Include headers output.h and ira.h.
3038 (no_caller_save_reg_set): New global variable.
3039 (save_slots_num, save_slots): New variables.
3040 (reg_save_code, reg_restore_code, add_stored_regs): Add
3042 (init_caller_save): Set up no_caller_save_reg_set.
3043 (init_save_areas): Reset save_slots_num.
3044 (saved_hard_reg): New structure.
3045 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3046 (initiate_saved_hard_regs, new_saved_hard_reg,
3047 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3049 (setup_save_areas): Add code for sharing stack slots.
3050 (all_blocks): New variable.
3051 (save_call_clobbered_regs): Process pseudo-register too.
3052 (mark_set_regs): Process pseudo-register too.
3053 (insert_one_insn): Put the insn after bb note in a empty basic
3054 block. Add insn check.
3056 * global.c (eliminable_regset): Make it external.
3057 (mark_elimination): Use DF_LR_IN for IRA.
3058 (pseudo_for_reload_consideration_p): New.
3059 (build_insn_chain): Make it external. Don't ignore spilled
3060 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3061 (gate_handle_global_alloc): New function.
3062 (pass_global_alloc): Add the gate function.
3064 * opts.c (decode_options): Set up flag_ira. Print the warning for
3066 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3068 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3070 * regmove.c (regmove_optimize): Don't do replacement of output for
3073 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3074 New external variable declarations.
3076 * local-alloc.c (update_equiv_regs): Make it external. Return
3077 true if jump label rebuilding should be done. Rescan new_insn for
3079 (gate_handle_local_alloc): New function.
3080 (pass_local_alloc): Add the gate function.
3082 * alias.c (value_addr_p, stack_addr_p): New functions.
3083 (nonoverlapping_memrefs_p): Use them for IRA.
3085 * common.opt (fira, fira-algorithm, fira-coalesce,
3086 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3087 fira-verbose): New options.
3089 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3090 move_cost, may_move_in_cost, may_move_out_cost): Make the
3092 (move_table): Remove typedef.
3093 (init_move_cost): Make it external.
3094 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3097 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3098 setup_reg_classes): New function prototypes.
3099 (eliminable_regset): New external variable declaration.
3100 (build_insn_chain, update_equiv_regs): New function prototypes.
3102 * Makefile.in (IRA_INT_H): New definition.
3103 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3104 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3105 (reload1.o, toplev.o): Add dependence on ira.h.
3106 (cfgloopanal.o): Add PARAMS_H.
3107 (caller-save.o): Add dependence on output.h and ira.h.
3108 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3109 ira-emit.o, ira-lives.o): New entries.
3111 * passes.c (pass_ira): New pass.
3113 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3115 * reload1.c (ira.h): Include the header.
3116 (changed_allocation_pseudos): New bitmap.
3117 (init_reload): Initiate the bitmap.
3118 (compute_use_by_pseudos): Permits spilled registers in FROM.
3119 (temp_pseudo_reg_arr): New variable.
3120 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3121 IRA. Call alter_reg with the additional parameter. Don't clear
3122 spilled_pseudos for IRA. Restore original insn chain for IRA.
3123 Clear changed_allocation_pseudos at the end of reload.
3124 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3125 (hard_regno_to_pseudo_regno): New variable.
3126 (count_pseudo): Check spilled pseudos. Set up
3127 hard_regno_to_pseudo_regno.
3128 (count_spilled_pseudo): Check spilled pseudos. Update
3129 hard_regno_to_pseudo_regno.
3130 (find_reg): Use better_spill_reload_regno_p. Check
3131 hard_regno_to_pseudo_regno.
3132 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3134 (eliminate_regs_1): Use additional parameter for alter_reg.
3135 (finish_spills): Set up pseudo_previous_regs only for spilled
3136 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3137 more arguments. Don't clear live_throughout and dead_or_set for
3138 spilled pseudos. Use additional parameter for alter_reg. Call
3139 mark_allocation_change. Set up changed_allocation_pseudos.
3140 Remove sanity check.
3141 (emit_input_reload_insns, delete_output_reload): Use additional
3142 parameter for alter_reg. Call mark_allocation_change.
3143 (substitute, gen_reload_chain_without_interm_reg_p): New
3145 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3147 * testsuite/gcc.dg/20080410-1.c: New file.
3149 * config/s390/s390.h (IRA_COVER_CLASSES,
3150 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3152 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3154 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3156 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3158 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3160 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3162 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3164 2008-08-24 Jeff Law <law@redhat.com>
3165 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3166 when ignoring unavailable registers.
3168 2008-08-24 Jeff Law <law@redhat.com>
3169 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3170 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3171 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3172 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3174 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3175 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3177 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3178 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3179 * reload1.c (find_reg): Process registers in register allocation order.
3181 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3182 * toplev.c (backend_init_target): Move ira_init call from
3184 (lang_dependent_init_target): ...to here.
3186 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3187 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3188 calculate memory move costs for NO_REGS.
3190 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3191 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3192 STACK_REGS is defined.
3194 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3195 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3197 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3198 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3200 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3201 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3202 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3205 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3206 Dorit Nuzman <dorit@il.ibm.com>
3208 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3209 vec_extract_evenv4sf, vec_extract_evenv8hi,
3210 vec_extract_evenv16qi, vec_extract_oddv4si,
3211 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3212 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3213 vec_interleave_highv4si, vec_interleave_lowv4si,
3214 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3215 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3216 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3218 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3221 * config/rs6000/rs6000.c (optimization_options): Don't default to
3222 section anchors without toplevel reorder.
3224 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3226 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3227 (mfc_end_critical_section): Likewise.
3229 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3231 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3232 all type qualifiers from element type to vector type.
3234 2008-08-25 David Daney <ddaney@avtrex.com>
3236 * config/mips/mips.md (immediate_insn): Move up in file, fix
3237 comment typo, reformat.
3238 (fetchop_bit, atomic_hiqi_op memory_barrier,
3239 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3240 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3241 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3242 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3243 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3244 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3245 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3246 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3247 sync_old_nand<mode>, sync_new_nand<mode>,
3248 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3249 test_and_set_12): Moved to sync.md.
3251 * config/mips/sync.md: New file.
3253 2008-08-25 Richard Henderson <rth@redhat.com>
3255 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3256 (regsave): Likewise.
3257 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3258 (output_cfi_directive): Likewise.
3259 (div_data_align): New.
3260 (output_cfi): Use it.
3262 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3264 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3265 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3266 (TARGET_OCTEON): New macro.
3267 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3268 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3269 (ISA_HAS_POP): New macro.
3270 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3272 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3274 * config/mips/mips.md (cpu): Add octeon.
3275 (type): Add pop attribute value.
3276 (popcount<mode>2): New pattern.
3277 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3279 2008-08-24 Jan Hubicka <jh@suse.cz>
3281 * doc/invoke.texi (-fipa-cp-clone): New option.
3282 (-fipa-cp): Update docs.
3283 (--param ipcp-unit-growth):New.
3284 * ipa-cp.c: Include fibheap.h, params.h
3285 (ipcp_initialize_node_lattices): When not cloning, all externally
3286 visible functions are bottom.
3287 (ipcp_need_redirect_p): Accept clones.
3288 (ipcp_insert_stage): Use cost driven heuristics.
3289 (max_count, dead_nodes): New static vars.
3290 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3291 ipcp_const_param_count): New functions.
3292 * common.opt (ipa-cp-clone): New command line option.
3293 * params.def (ipcp-unit-growth): New.
3295 2008-08-24 Jan Hubicka <jh@suse.cz>
3297 * tree-inline.c (tree_function_versioning): Look harder
3298 for referenced vars.
3300 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3302 PR tree-optimization/37185
3303 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3305 2008-08-23 Jan Hubicka <jh@suse.cz>
3307 * ipa-cp.c (ipcp_analyze_node): New function.
3308 (ipcp_update_cloned_node): Use it.
3309 (ipcp_init_stage): Likewise.
3310 * ipa-inline.c (function_insertion_hook_holder): New static var.
3311 (analyze_function): Break out from ....
3312 (inline_generate_summary): Here; register insertion hook.
3313 (cgraph_decide_inlining): Remove hook.
3314 (add_new_function): New function.
3316 2008-08-23 Jan Hubicka <jh@suse.cz>
3318 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3320 2008-08-23 Jan Hubicka <jh@suse.cz>
3322 * ipa-cp.c (constant_val_insert): Remove.
3323 (ipcp_propagate_one_const): Remove.
3324 (ipcp_create_replace_map): Always insert replacements to the map.
3325 (ipcp_insert_stage): Do not try to insert statements by hand.
3326 * tree-inline.c (insert_init_stmt): Break out from ...
3327 (setup_one_parameter): ... here; allow NULL BB pointer.
3328 (tree_function_versioning): Use setup_one_parameter to process
3331 2008-08-23 Jan Hubicka <jh@suse.cz>
3333 * tree.c (decl_address_ip_invariant_p): New function.
3334 * tree.h (decl_address_ip_invariant_p): Declare.
3335 * gimple.c (strip_invariant_refs): Break out from ...
3336 (is_gimple_invariant_address): ... here
3337 (is_gimple_ip_invariant_address): New function.
3338 (is_gimple_ip_invariant): New function.
3339 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3342 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3343 (ipcp_lat_is_insertable): All constants are insertable.
3344 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3345 IPA_CONST_VALUE_REF.
3346 (ipcp_initialize_node_lattices): Propagate all types of operands.
3347 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3348 (ipcp_create_replace_map): Reformat.
3349 (ipcp_need_redirect_p): Simplify.
3350 (ipcp_insert_stage): Check that argument is used before clonning.
3351 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3352 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3353 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3354 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3355 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3356 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3357 * tree-inline.c (tree_function_versioning): Add variables referenced by
3360 2008-08-23 Jan Hubicka <jh@suse.cz>
3363 * i386.c (standard_80387_constant_p): Use optimize_size.
3365 2008-08-23 Ira Rosen <irar@il.ibm.com>
3367 PR tree-optimization/37161
3368 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3369 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3370 (vect_determine_vectorization_factor): Move the scalar type
3371 retrieval to vect_get_smallest_scalar_type.
3372 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3373 scalar type. Remove redundant computation.
3374 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3375 (vect_get_slp_defs): Take the type of RHS into account if
3376 necessary by calling vect_get_smallest_scalar_type. Call
3377 vect_get_constant_vectors with additional argument.
3379 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3382 * doc/invoke.texi (Wwrite-strings): Clarify description.
3384 2008-08-23 Ira Rosen <irar@il.ibm.com>
3386 PR tree-optimization/37174
3387 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3388 def stmt is a part of the loop before accessing its stmt_vec_info.
3390 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3393 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3394 (*swap): New insn pattern.
3395 (*ashlqi3): Rename from ashlqi3 insn pattern.
3396 (ashlqi3): New expanders.
3397 (*lshrqi3): Rename from lshrqi3 insn pattern.
3398 (lshrqi3): New expanders.
3399 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3400 lshrqi3_const5, lshrqi3_const6): New splitters.
3401 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3402 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3405 2008-08-22 Richard Guenther <rguenther@suse.de>
3407 PR tree-optimization/37078
3408 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3409 [+INF, +INF] ranges.
3411 2008-08-22 Richard Guenther <rguenther@suse.de>
3413 PR tree-optimization/37143
3414 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3415 a conversion statement instead of a copy.
3417 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3420 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3421 CCCmode, CCOmode and CCSmode destination modes.
3424 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3425 from different units in a single alternative.
3426 (*vec_extractv2sf_1): Ditto.
3427 (*vec_extractv2si_0): Ditto.
3428 (*vec_extractv2si_1): Ditto.
3429 * config/i386/sse.md (sse2_storehpd): Ditto.
3430 (sse2_storelpd): Ditto.
3431 (sse2_loadhpd): Ditto.
3432 (sse2_loadlpd): Ditto.
3435 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3436 (popcountsi2): Ditto.
3437 (clzdi2_abm): Ditto.
3438 (popcountdi2): Ditto.
3439 (clzhi2_abm): Ditto.
3440 (popcounthi2): Ditto.
3442 2008-08-22 Richard Guenther <rguenther@suse.de>
3446 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3447 if the multiplication does not overflow.
3449 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3451 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3453 2008-08-21 Richard Henderson <rth@redhat.com>
3455 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3456 spurrious comma from test.
3457 * configure: Rebuild.
3459 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3462 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3465 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3467 * c-tree.h (grokfield): New argument.
3468 * c-decl.c (grokfield): Handle new location argument.
3469 * c-parser.c (c_parser_struct_declaration): Pass location to
3472 2008-08-21 Richard Guenther <rguenther@suse.de>
3474 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3476 2008-08-21 Jan Hubicka <jh@suse.cz>
3478 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3479 (cgraph_add_function_insertion_hook,
3480 cgraph_remove_function_insertion_hook,
3481 cgraph_call_function_insertion_hooks): New functions.
3482 * cgraph.h (cgraph_add_function_insertion_hook,
3483 cgraph_remove_function_insertion_hook,
3484 cgraph_call_function_insertion_hooks): Declare.
3485 * ipa-reference.c (function_insertion_hook_holder): New variable.
3486 (check_operand, look_for_address_of): When checking late, do not care
3487 about module bitmaps.
3488 (add_new_function): New function.
3489 (generate_summary): Register hooks; zero module bitmaps.
3490 (propagate): Unregister hooks.
3491 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3492 (add_new_function): New function.
3493 (generate_summary): Register hook.
3494 (propagate): Remove hook.
3496 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3498 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3499 * ipa-cp.c (ipcp_update_cloned_node): New function.
3500 (build_const_val): Handle functions correctly; bring type logic
3501 into sync with tree-inline.c
3502 (ipcp_init_stage): Take care of computing stuff needed by
3503 indirect inlining; update clones.
3504 (ipcp_generate_summary): Break out of ipcp_driver.
3505 (ipcp_driver): Do only execution and transformation.
3506 (pass_ipa_cp): Make IPA_PASS.
3507 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3509 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3510 ipcp, some info is already available.
3511 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3512 * tree-inline.c (remap_ssa_name): Unshare expression.
3514 2008-08-21 Richard Guenther <rguenther@suse.de>
3516 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3517 a PHI ask VN if it is already available.
3518 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3519 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3521 2008-08-21 Richard Guenther <rguenther@suse.de>
3524 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3525 makes sure to produce a result of the correct type.
3527 2008-08-21 Jan Hubicka <jh@suse.cz>
3528 Backport from LTO branch:
3530 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3531 Jan Hubicka <jh@suse.cz>
3534 (init_state, finish_state, set_function_state, generate_summary):
3536 (scan_stmt): Renamed from scan_function. Changed to keep state in
3537 local static vars rather than cgraph aux field.
3538 (propagate): Renamed from static_execute. Changed to keep state in
3539 local static vars rather than cgraph aux field.
3540 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3541 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3543 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3545 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3546 * ipa-reference.c (init_function_info, generate_summary,
3547 propagate): New functions.
3548 (analyze_function): Call init_function_info.
3549 (static_execute): Stripped into generate_summary and propagate.
3550 (pass_ipa_reference): Made into ipa_opt_pass.
3552 2008-08-21 Richard Guenther <rguenther@suse.de>
3554 PR tree-optimization/37181
3555 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3557 (extract_range_from_unary_expr): Likewise.
3559 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3561 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3563 * toplev.h (pedwarn_at): Likewise.
3564 * builtins.c: Update all calls to pedwarn.
3565 * c-lex.c: Likewise.
3566 * toplev.c: Likewise.
3567 * c-tree.h: Likewise.
3568 * c-decl.c: Likewise.
3569 * c-errors.c: Likewise.
3570 * c-typeck.c: Likewise.
3571 * c-common.c: Likewise.
3572 * c-parser.c: Likewise.
3574 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3577 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3578 with MODE_VECTOR_INT mode.
3580 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3583 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3584 initialized outside the current module.
3585 (warn_uninitialized_var): Ignore left-hand side when walking the
3586 trees. Ignore address expressions. Examine VUSE operands in gimple
3587 statements with a variable declaration on the right-hand side.
3589 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3592 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3594 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3597 * c-common.c (conversion_warning): Do not warn if applying bit-and
3598 operator to unsigned constant that fits in the target type.
3600 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3603 * c-common.c (conversion_warning): Do not warn for artificial
3606 2008-08-20 Richard Guenther <rguenther@suse.de>
3608 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3609 (extract_range_from_binary_expr): Fall back to constant propagation.
3610 (extract_range_from_unary_expr): Likewise.
3612 2008-08-20 Richard Guenther <rguenther@suse.de>
3614 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3615 with TREE_THIS_VOLATILE on shared nodes.
3616 (fold_stmt_r): Likewise.
3618 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3621 * c-parser.c (c_parser_attributes): For keywords use canonical
3622 spelling for attr_name.
3624 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3626 * value-prof.c (check_counter): Revert wrong call to error.
3628 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3630 * profile.c: Update calls to inform.
3631 * value-prof.c: Update calls to inform.
3633 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3635 * diagnostic.c (inform): Add an explicit location_t parameter.
3636 * toplev.h (inform): Update declaration.
3637 * builtins.c: Update all calls to inform.
3638 * c-common.c: Likewise.
3639 * c-decl.c: Likewise.
3640 * c-opts.c: Likewise.
3641 * c-pch.c: Likewise.
3642 * c-pragma.c: Likewise.
3643 * c-typeck.c: Likewise.
3644 * coverage.c: Likewise.
3646 * toplev.c: Likewise.
3647 * tree-cfg.c: Likewise.
3648 * tree-ssa.c: Likewise.
3650 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3653 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3654 V2DI mode, for SSE4.1, use movq instead of vector set if the
3655 second element is zero and inter-unit moves are OK.
3657 2008-08-20 Richard Guenther <rguenther@suse.de>
3659 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3660 properly handle conversion/copy chains after tuplification.
3662 2008-08-20 Richard Guenther <rguenther@suse.de>
3664 * passes.c (init_optimization_passes): Move the second
3665 forwprop pass before alias computation. Remove the second
3666 DCE pass. Remove the first dominator and phi copy/const
3669 2008-08-20 Nick Clifton <nickc@redhat.com>
3671 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3672 support of this feature. Do not assume that a sufficiently new
3673 assembler will support the feature regardless of the target type.
3674 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3675 * configure: Regenerate.
3677 2008-08-20 Richard Guenther <rguenther@suse.de>
3679 * tree-vrp.c (found_in_subgraph): Remove.
3680 (live): New global static.
3681 (live_on_edge): New function.
3682 (blocks_visited): Remove.
3683 (register_edge_assert_for_2): Use live_on_edge.
3684 (find_conditional_asserts): Remove code dealing with
3685 found_in_subgraph. Do not walk the CFG.
3686 (find_switch_asserts): Likewise.
3687 (find_assert_locations_1): Renamed from find_assert_locations.
3688 Move finding assert locations for conditional and switch
3689 statements first. Update live bitmap. Do not walk the CFG.
3690 (find_assert_locations): New function.
3691 (insert_range_assertions): Remove entry of CFG walk.
3692 Adjust call to find_assert_locations.
3693 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3694 that only can appear because of fake exit edges but assert we
3695 never try to insert on those.
3696 (fini_pre): Do not remove fake exit edges here...
3697 (execute_pre): ...but here, before committing edge inserts.
3699 2008-08-19 Richard Guenther <rguenther@suse.de>
3701 * passes.c (init_optimization_passes): Exchange store-ccp
3704 2008-08-19 Rafael Espíndola <espindola@google.com>
3706 * varasm.c (weak_decls): Move earlier in the file.
3707 (assemble_external): Add weak decls to the weak_decls list.
3708 (declare_weak): Don't add decls to the weak_decls list.
3710 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3713 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3714 before (sse2_shufpd_<mode>).
3716 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3719 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3720 * tree.c (block_nonartificial_location): Likewise.
3722 2008-08-19 Richard Guenther <rguenther@suse.de>
3724 PR tree-optimization/35972
3725 PR tree-optimization/23094
3726 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3728 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3729 handle MISALIGNED_INDIRECT_REF.
3730 (get_ref_from_reference_ops): New helper.
3731 (vn_reference_lookup_pieces): Walk the use-def chain using the
3732 alias-oracle if requested.
3733 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3734 walking the use-def chain.
3735 (compute_avail): But not here.
3736 (create_component_ref_by_pieces_1): Properly handle
3737 MISALIGNED_INDIRECT_REF.
3738 (do_regular_insertion): Handle fully redundant
3739 expressions after PHI-translation also for SSA_NAME values, not
3740 only constants. Correctly use edoubleprime for that.
3742 2008-08-19 Ira Rosen <irar@il.ibm.com>
3744 * tree-vectorizer.c (supportable_widening_operation): Support
3745 multi-step conversion, return the number of steps in such conversion
3746 and the required intermediate types.
3747 (supportable_narrowing_operation): Likewise.
3748 * tree-vectorizer.h (vect_pow2): New function.
3749 (supportable_widening_operation): Change argument types.
3750 (supportable_narrowing_operation): Likewise.
3751 (vectorizable_type_promotion): Add an argument.
3752 (vectorizable_type_demotion): Likewise.
3753 * tree-vect-analyze.c (vect_analyze_operations): Call
3754 vectorizable_type_promotion and vectorizable_type_demotion with
3755 additional argument.
3756 (vect_get_and_check_slp_defs): Detect patterns.
3757 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3759 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3760 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3761 according to the smallest type in the loop.
3762 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3763 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3764 supportable_widening_operation with correct arguments.
3765 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3766 operands lists according to the number of vector statements in left
3767 or right node, if exists.
3768 (vect_gen_widened_results_half): Remove unused argument.
3769 (vectorizable_conversion): Call supportable_widening_operation,
3770 supportable_narrowing_operation, and vect_gen_widened_results_half
3771 with correct arguments.
3772 (vectorizable_assignment): Change documentation, support multiple
3774 (vectorizable_operation): Likewise.
3775 (vect_get_loop_based_defs): New function.
3776 (vect_create_vectorized_demotion_stmts): Likewise.
3777 (vectorizable_type_demotion): Support loop-aware SLP and general
3778 multi-step conversion. Call vect_get_loop_based_defs and
3779 vect_create_vectorized_demotion_stmts for transformation.
3780 (vect_create_vectorized_promotion_stmts): New function.
3781 (vectorizable_type_promotion): Support loop-aware SLP and general
3782 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3784 (vectorizable_store): Change documentation, support multiple
3786 (vectorizable_load): Likewise.
3787 (vect_transform_stmt): Pass SLP_NODE to
3788 vectorizable_type_promotion and vectorizable_type_demotion.
3789 (vect_schedule_slp_instance): Move here the calculation of number
3790 of vectorized statements for each node from...
3791 (vect_schedule_slp): ... here.
3792 (vect_transform_loop): Call vect_schedule_slp without the last
3795 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3798 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3799 to == in assert statement.
3800 (vectorizable_reduction): Fix typo.
3802 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3805 * value-prof.c (check_counter): Dereference pointer to overall
3806 count when printing it.
3808 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3810 * profile.h: Really add it.
3812 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3814 * mcf.c: Really add it.
3816 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3817 Vinodha Ramasamy <vinodha@google.com>
3819 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3821 * value-prof.c (check_counter): Fix the counter if
3822 flag_profile_correction is true.
3823 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3824 tree_mod_subtract_transform):
3825 Follow check_counter parameter change.
3826 * common.opt (fprofile-correction): New option.
3828 * profile.h: Likewise.
3829 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3830 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3831 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3833 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3834 flag_profile_correction is set.
3836 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3838 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3840 2008-08-18 Tomas Bily <tbily@suse.cz>
3842 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3843 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3845 * tree-data-ref.c (split_constant_offset_1): Likewise.
3846 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3847 * tree-sra.c (sra_walk_expr): Likewise.
3848 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3849 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3850 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3851 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3853 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3854 * tree-vect-transform.c (vectorizable_type_demotion)
3855 (vectorizable_type_promotion): Likewise.
3856 * tree-inline.c (expand_call_inline):
3857 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3858 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3859 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3860 * expr.c (expand_expr_real_1): Likewise.
3861 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3862 (gimple_assign_unary_useless_conversion_p): Likewise.
3863 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3864 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3865 * fold-const.c (fold_unary): Likewise.
3866 * tree.h (CONVERT_EXPR_P): Likewise.
3867 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3868 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3870 (register_edge_assert_for_2, extract_range_from_unary_expr)
3871 (register_edge_assert_for_1): Likewise.
3873 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3875 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3876 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3877 (enum real_value_const): Delete.
3878 (get_real_const): Delete.
3879 * real.c (get_real_const): Delete.
3880 (dconst_e_ptr): Define.
3881 (dconst_third_ptr): Define.
3882 (dconst_sqrt2_ptr): Define.
3883 * builtins.c: Update all callers.
3885 2008-08-18 Richard Guenther <rguenther@suse.de>
3887 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3888 statement iterator after statement removal.
3890 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3892 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3893 (detect_processor_freebsd): Likewise.
3894 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3896 2008-08-18 Richard Guenther <rguenther@suse.de>
3898 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3899 and loads have the correct types.
3901 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3904 * c-opts.c (cpp_opts): Remove static.
3905 * c-parser.c (cpp_opts): Declare it extern.
3906 (disable_extension_diagnostics): Handle cpp options.
3907 (enable_extension_diagnostics): Likewise.
3909 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3911 * diagnostics.c (permerror_at): Rename as permerror.
3912 (permerror): Delete.
3913 * toplev.h: Likewise.
3915 2008-08-18 Richard Guenther <rguenther@suse.de>
3917 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3918 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3919 Move call_cdce before build_alias. Move copyrename2,
3920 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3921 right after final inlining.
3922 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3923 (pass_build_cfg): But instead via TODO_dump_func.
3925 2008-08-18 Richard Guenther <rguenther@suse.de>
3927 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3929 (scalarize_init): If we failed to generate some initializers
3930 do not generate zeros for not instantiated members. Instead
3931 rely on the copy out.
3932 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3933 about missing flow-sensitive alias info only if we have
3936 2008-08-17 Nick Clifton <nickc@redhat.com>
3938 * doc/extend.texi (Function Attributes): Fix typo in description
3939 if hot function attribute.
3941 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3942 Richard Sandiford <rdsandiford@googlemail.com>
3944 * doc/install.texi (--with-mips-plt): Document.
3945 * doc/invoke.texi (-mplt, -mno-plt): Document.
3946 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3947 and handle ${with_mips_plt}.
3948 * config/mips/mips.opt (mplt): New option.
3949 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3950 (TARGET_ABICALLS_PIC2): Likewise.
3951 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3952 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3953 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3954 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3955 to decide whether to output ".option picX" directives.
3956 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3957 Pass -call_nonpic rather than -KPIC for -mplt.
3958 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3959 on the command line. Also remove it when -mabi=64 is used without
3961 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3962 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3963 TARGET_ABICALLS_PIC0.
3964 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3966 (mips16_build_function_stub): Only output ".option pic" directives
3967 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3968 (mips16_build_call_stub): Fix comment and remove redundant
3969 ".set at"/"set .noat" directives.
3970 (mips_function_rodata_section): Use the default behaviour for
3971 TARGET_ABSOLUTE_ABICALLS.
3972 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3973 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3974 (mips_restore_gp): Do nothing if the current function doesn't use
3976 (mips_expand_prologue): Only save $gp if the current function uses it.
3977 Use a normal move for TARGET_ABICALLS_PIC0.
3978 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3980 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3982 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3983 of function when handling GLOBAL_POINTER_REGNUM.
3985 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3988 * common.opt (-fstack-check): Do not declare the variable here.
3989 (-fstack-check=): New option variant.
3990 * doc/invoke.texi (Code Gen Options): Document it.
3991 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3992 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3993 (STACK_CHECK_STATIC_BUILTIN): New macro.
3994 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3995 * opts.c: Include expr.h.
3996 (common_handle_option) <OPT_fold_stack_check_>: New case.
3997 <OPT_fstack_check>: Likewise.
3998 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3999 consistently in the test for variable-sized types. Adjust for
4000 new behaviour of flag_stack_check.
4001 * explow.c: Include except.h.
4002 (allocate_dynamic_stack_space): Do not take into account
4003 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4004 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4005 for variable-sized parameters. Treat all parameters whose size is
4006 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4007 stack checking is enabled.
4008 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4009 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4010 if generic stack checking is enabled.
4011 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4012 * reload1.c (reload): Likewise.
4013 * stmt.c (expand_decl): Assert that all automatic variables have
4014 fixed size at this point and remove dead code.
4015 * flags.h (stack_check_type): New enumeration type.
4016 (flag_stack_check): Declare.
4017 * toplev.c (flag_stack_check): New global variable.
4018 * Makefile.in (opts.o): Add dependency on EXPR_H.
4019 (explow.o): Add dependency on except.h.
4021 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4023 * config/avr/avr.c (avr_override_options): Reduce value of
4024 PARAM_INLINE_CALL_COST.
4026 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4028 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4029 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4030 lieu of TYPE_MODE (type) throughout.
4032 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4034 * config/arm/arm.c (add_minipool_backward_ref): Check for
4035 8-byte-aligned entries in second case of forcing insertion after a
4036 particular entry. Change third case to avoid inserting
4037 non-8-byte-aligned entries before 8-byte-aligned ones.
4039 2008-08-15 Richard Guenther <rguenther@suse.de>
4041 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4042 strip components for unknown size accesses.
4044 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4046 * config/s390/2097.md New file.
4047 * config/s390/s390.md ("z10prop" attribute): Define none,
4048 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4049 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4050 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4051 possible values and apply them to insns as appropriate.
4052 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4053 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4054 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4055 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4057 ("bfp" mode attribute): Removed. Every occurence replaced
4059 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4060 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4063 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4066 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4069 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4071 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4072 additional argument. Support reduction when duplication is needed due
4073 to data-types of different sizes in the loop.
4074 (get_initial_def_for_induction): Fix printout.
4075 (vect_get_vec_def_for_stmt_copy): Support case where the
4076 vec_stmt_for_operand is a phi node.
4077 (vectorizable_reduction): Support reduction when duplication is needed
4078 due to data-types of different sizes in the loop.
4079 (vectorizable_call): Remove restriction to not vectorize in case we
4080 have data-types of different sizes in the loop.
4081 (vectorizable_conversion): Likewise.
4082 (vectorizable_operation): Likewise.
4083 (vectorizable_type_demotion): Likewise.
4084 (vectorizable_type_promotion): Likewise.
4085 (vectorizable_induction): Add restriction to not vectorize in case
4086 we have data-types of different sizes in the loop.
4088 2008-08-14 Christophe Saout <christophe@saout.de>
4089 Uros Bizjak <ubizjak@gmail.com>
4092 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4093 (*vec_concatv2di_rex64_sse4_1): Ditto.
4094 (*vec_concatv2di_rex64_sse): Ditto.
4096 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4099 * fold-const.c (fold_widened_comparison): Do not allow
4100 sign changes that change the result even if shorter type
4101 is wider than arg1_unw's type.
4103 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4105 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4106 Skip if the multilib testing specifies -march that does not
4107 agree with the one specified in the testcase.
4109 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4111 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4112 zero extend SImode values being converted to TFmode before passing
4115 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4117 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4118 __PPU__ when targeting the Cell/B.E. PPU processor.
4120 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4122 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4123 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4124 Rematerialize the static chain, if any.
4125 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4128 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4130 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4131 (new_loc_descr): Likewise.
4132 (add_loc_descr): Likewise.
4133 (size_of_loc_descr): Likewise.
4134 (size_of_locs): Likewise.
4135 (output_loc_operands): Likewise.
4136 (output_loc_sequence): Likewise.
4137 (new_reg_loc_descr): New.
4138 (build_cfa_loc): Use it.
4139 (build_cfa_aligned_loc): Likewise.
4140 (one_reg_loc_descriptor): Likewise.
4141 (based_loc_descr): Likewise.
4143 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4146 * doc/invoke.texi (Wmain): Update.
4147 * c-decl.c (start_decl): warn_main is only 0 or 1.
4148 (start_function): Likewise. Fix formatting.
4149 (finish_function): Delete redundant warning.
4150 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4151 * c-opts (c_common_handle_option): -Wall only has effect if
4152 warn_main is uninitialized. OPT_Wmain is automatically
4153 handled. -pedantic also enables Wmain.
4154 (c_common_post_options): Handle all logic for Wmain here.
4155 * c-common.c (warn_main): Delete.
4156 (check_main_parameter_types): Make pedwarns conditional on
4158 * c-common.h (warn_main): Delete.
4160 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4163 * expr.c (emit_group_store): Allocate stack temp with the
4164 largest alignment when copying from register to stack.
4166 2008-08-13 Richard Guenther <rguenther@suse.de>
4168 * tree.h (maybe_fold_offset_to_address): Declare.
4169 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4170 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4171 Likewise for POINTER_PLUS_EXPR.
4172 (maybe_fold_offset_to_reference): Enable disabled code.
4173 (maybe_fold_offset_to_address): New function.
4174 (fold_stmt_r): Use it.
4175 (fold_gimple_assign): Likewise.
4176 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4177 (gimplify_expr): Likewise.
4179 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4181 * toplev.h (pedwarn_at): Fix declaration.
4183 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4185 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4186 LINK_SPEC): Use %R in -Y P argument.
4188 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4191 * diagnostic.c (pedwarn_at): New.
4192 * toplev.h (pedwarn_at): Declare.
4193 * c-tree.h (build_enumerator): Update declaration.
4194 * c-decl.c (finish_enum): Update comment.
4195 (build_enumerator): Take a location parameter. Give a pedwarn but do
4196 not perform any conversion.
4197 * c-parser.c (c_parser_enum_specifier): Set correct location for
4200 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4203 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4204 expressions except for conversions to signed:1 bitfields. Handle
4205 COND_EXPR with constant operands.
4207 2008-08-13 Richard Guenther <rguenther@suse.de>
4209 PR tree-optimization/15255
4210 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4211 (struct oecount_s): New struct and VEC types.
4213 (oecount_hash): New function.
4214 (oecount_eq): Likewise.
4215 (oecount_cmp): Likewise.
4216 (zero_one_operation): New function.
4217 (build_and_add_sum): Likewise.
4218 (undistribute_ops_list): Perform un-distribution of multiplication
4219 and division on the chain of summands.
4220 (should_break_up_subtract): Also break up subtracts for factors.
4221 (reassociate_bb): Delete dead visited statements.
4222 Call undistribute_ops_list. Re-sort and optimize if it did something.
4223 * passes.c (init_optimization_passes): Move DSE before
4225 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4228 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4230 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4232 * doc/invoke.texi: Revert unintended checkin.
4234 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4237 * gcc.c (include_spec_function): Tweak call to find_a_file.
4239 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4242 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4243 and TRUTH_ORIF_EXPR.
4244 * dojump.c (do_jump): Likewise.
4246 PR tree-optimization/37084
4247 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4248 if id->regimplify, don't assume stmt is a cast assignment.
4250 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4252 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4254 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4257 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4260 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4262 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4263 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4265 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4266 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4267 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4268 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4269 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4271 * doc/tm.texi (Storage Layout): Remove documentation for
4272 TARGET_FLOAT_FORMAT.
4274 * simplify-rtx.c (simplify_binary_operation_1): Replace
4275 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4277 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4279 * real.h (struct real_format): New member has_sign_dependent_rounding.
4280 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4281 spu_single_format, ieee_double_format, mips_double_format,
4282 motorola_double_format, ieee_extended_motorola_format,
4283 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4284 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4285 mips_extended_format, ieee_quad_format, mips_quad_format,
4286 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4287 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4289 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4290 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4291 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4292 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4293 (ROUND_TOWARDS_ZERO): Likewise.
4295 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4296 (FLOAT_MODE_FORMAT): New macro.
4297 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4298 (MODE_COMPOSITE_P): ... this new macro.
4299 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4300 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4301 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4303 * flags.h: Include "real.h".
4305 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4306 REAL_MODE_FORMAT_COMPOSITE_P.
4307 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4309 * doc/tm.texi (Storage Layout): Remove documentation of
4310 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4311 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4312 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4313 they only apply to libgcc2.a.
4315 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4317 * config/spu/float_disf.c: New file.
4318 * config/spu/float_unsdisf.c: New file.
4319 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4320 (LIB2FUNCS_EXCLUDE): Define.
4322 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4323 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4325 * real.h (struct real_format): New member round_towards_zero.
4326 * real.c (round_for_format): Respect fmt->round_towards_zero.
4327 (ieee_single_format, mips_single_format, motorola_single_format,
4328 spu_single_format, ieee_double_format, mips_double_format,
4329 motorola_double_format, ieee_extended_motorola_format,
4330 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4331 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4332 mips_extended_format, ieee_quad_format, mips_quad_format,
4333 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4334 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4336 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4337 real_format to choose rounding mode when calling MPFR functions.
4338 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4339 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4341 * real.h (real_to_decimal_for_mode): Add prototype.
4342 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4343 Respect target rounding mode when generating decimal representation.
4344 (real_to_decimal): New stub for backwards compatibility.
4345 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4346 real_to_decimal_for_mode instead of real_to_decimal.
4348 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4350 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4351 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4353 * real.c (spu_single_format): New variable.
4354 * real.h (spu_single_format): Declare.
4356 * config/spu/spu.c (spu_override_options): Install SFmode format.
4357 (spu_split_immediate): Use integer mode to operate on pieces of
4358 floating-point values in all cases.
4360 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4361 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4362 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4364 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4366 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4368 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4370 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4372 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4375 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4376 on the VAR_DECL instead of TYPE_READONLY on its type.
4378 2008-08-12 Ira Rosen <irar@il.ibm.com>
4380 * tree-vectorizer.c: Depend on langhooks.h.
4381 (supportable_widening_operation): Add two arguments. Support double
4383 (supportable_narrowing_operation): Likewise.
4384 * tree-vectorizer.h (supportable_widening_operation): Add two
4386 (supportable_narrowing_operation): Likewise.
4387 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4388 supportable_widening_operation with correct arguments.
4389 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4390 (vectorizable_type_demotion): Support double type conversions.
4391 (vectorizable_type_promotion): Likewise.
4392 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4394 2008-08-11 Michael Matz <matz@suse.de>
4396 * i386/i386.c (override_options): Move initialisation from
4397 flag_schedule_insns_after_reload to here from ...
4398 (optimization_options): ... here.
4400 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4402 PR rtl-optimization/36998
4403 * dwarf2out.c (compute_barrier_args_size_1,
4404 compute_barrier_args_size): Temporarily remove assertions.
4406 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4409 * tree-ssa.c (struct walk_data): Add new flag
4410 warn_possibly_uninitialized.
4411 (warn_uninitialized_var): Use it.
4412 (warn_uninitialized_vars): New.
4413 (execute_early_warn_uninitialized): Call it.
4414 (execute_late_warn_uninitialized): Likewise.
4416 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4419 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4422 2008-08-09 Jan Hubicka <jh@suse.cz>
4425 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4427 (expand_fix): Be prepared for expansion to fail.
4428 (expand_sfix_optab): Remove instructions if expansion failed.
4430 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4432 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4434 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4435 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4437 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4439 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4440 mips/t-libgcc-mips16 to tmake_file.
4441 * config/mips/mips-protos.h (mips_call_type): New enum.
4442 (mips_pic_base_register, mips_got_load): Declare.
4443 (mips_restore_gp): Take an rtx argument.
4444 (mips_use_pic_fn_addr_reg_p): Declare.
4445 (mips_expand_call): Replace the sibcall_p argument with
4446 a mips_call_type argument. Add a lazy_p parameter.
4447 (mips_split_call): Declare.
4448 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4449 (MIPS16_PIC_TEMP): Likewise.
4450 (reg_class): Delete M16_NA_REGS.
4451 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4452 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4453 (mips_split_hi_p): Declare.
4454 * config/mips/mips.c (mips_split_hi_p): New array.
4455 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4456 (mips_got_symbol_type_p): New function.
4457 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4458 (mips16_stub_function_p): New function.
4459 (mips16_local_function_p): Likewise.
4460 (mips_use_pic_fn_addr_reg_p): Likewise.
4461 (mips_cannot_force_const_mem): Return false for HIGHs.
4462 Extend CONST_INT and symbolic handling to MIPS16, using
4463 mips_symbol_insns to check that the base symbol type is a
4464 legitimate constant. Reject GOT-based constants if
4465 TARGET_MIPS16_PCREL_LOADS.
4466 (mips_const_insns): Check targetm.cannot_force_const_mem when
4467 decomposing a symbolic base and a large offset.
4468 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4469 When calling a function that needs $25 from MIPS16 code,
4470 move the target address into $25 separately and add a USE
4472 (mips16_gp_pseudo_reg): Insert the initializer immediately
4473 before the first real insn.
4474 (mips_pic_base_register, mips_got_load): New functions.
4475 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4476 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4477 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4478 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4479 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4480 also passing NULL_RTX rather than const0_rtx as the aux argument.
4481 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4482 instead of TARGET_EXPLICIT_RELOCS.
4483 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4484 (mips_load_call_address): Replace the sibcall_p argument with
4485 a mips_call_type argument. Use mips_got_load.
4486 (mips16_local_alias): New structure.
4487 (mips16_local_aliases): New variable.
4488 (mips16_local_aliases_hash): New function.
4489 (mips16_local_aliases_eq): Likewise.
4490 (mips16_local_alias): Likewise.
4491 (mips16_stub_function): Likewise.
4492 (mips16_build_function_stub): Create a local alias for the target
4493 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4494 .cpload directive and an R_MIPS_NONE relocation for the target
4495 function, then load the alias rather than the function itself.
4496 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4497 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4498 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4499 (mips16_build_call_stub): Replace the FN parameter with an
4500 FN_PTR parameter. Force the address into a register if it
4501 isn't a call_insn_operand; don't rely on the caller to do this.
4502 If a call to a locally-defined and locally-binding MIPS16
4503 function must be made indirectly, redirect the call to the
4504 function's local alias. Use mips16_stub_function_p,
4505 mips16_stub_function, mips_expand_call and use_reg.
4506 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4507 Use explicit %hi and %lo accesses where possible.
4508 Use MIPS_CALL to generate the correct code form of a
4509 jal instruction. Add clobbers of $18 instead of uses.
4510 Update the call to mips_emit_call_insn.
4511 (mips_expand_call): Replace the SIBCALL_P argument with a
4512 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4513 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4514 allowing it to modify the call address. Update the calls to
4515 mips_load_call_address and mips_emit_call_insn.
4516 (mips_split_call): New function.
4517 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4518 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4519 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4520 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4521 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4523 (mips_cprestore_slot): New function.
4524 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4525 and use mips_cprestore_slot.
4526 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4528 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4529 then use a copygp_mips16 instruction to set up $28.
4530 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4531 (mips16_lay_out_constants): Call split_all_insns_noflow.
4532 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4533 false if TARGET_MIPS16.
4534 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4535 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4536 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4537 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4538 MIPS16 code. Allow MIPS16 o32 PIC.
4539 (mips_override_options): Allow MIPS16 o32 PIC.
4540 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4541 after reload if TARGET_USE_GOT.
4542 (UNSPEC_COPYGP): New constant.
4543 (length): Use a default length of 8 for MIPS16 GOT loads.
4544 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4545 (*got_page<mode>): Check mips_split_hi_p.
4546 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4547 (unspec_got<mode>, unspec_call<mode>): New expanders.
4548 (load_got<mode>, load_call<mode>): Remove the length attributes.
4549 Use a got attribute instead of a type attribute.
4550 (copygp_mips16): New insn.
4551 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4552 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4553 (sibcall, sibcall_value, call, call_value): Update the calls
4554 to mips_expand_call.
4555 (call_internal, call_value_internal): Use mips_split_call.
4556 (call_value_multiple_internal): Likewise.
4557 (call_split): Move after call_internal (the insn it is split from).
4558 (call_internal_direct, call_value_internal_direct): Turn into
4559 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4560 (call_direct_split, call_value_direct_split): New patterns.
4561 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4562 and use M16_REGS instead of M16_NA_REGS.
4563 * config/mips/predicates.md (const_call_insn_operand): Replace
4564 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4565 mips_use_pic_fn_addr_reg_p check.
4566 (move_operand): Reject HIGHs if mips_split_hi_p.
4567 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4568 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4569 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4570 * config/mips/libgcc-mips16.ver: New file.
4571 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4572 $(srcdir)/config/mips/libgcc-mips16.ver.
4574 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4576 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4577 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4578 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4579 (mips16_cfun_returns_in_fpr_p): Likewise.
4581 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4583 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4584 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4585 rather than 4 to PC.
4587 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4589 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4590 (FUNCTION_PROFILER): Save the static chain pointer into $2
4591 beforehand and restore it aftewards.
4592 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4593 address directly into $25 and call the function through $25;
4594 do not clobber $3. Pad the DImode version to cover the space
4595 left by the deleted $25 <- $3 move.
4596 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4597 the removal of the $25 <- $3 move.
4598 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4599 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4601 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4602 Daniel Jacobowitz <dan@codesourcery.com>
4604 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4605 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4606 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4607 * config/mips/mips.c (mips_start_function_definition): New function.
4608 (mips_end_function_definition): Likewise.
4609 (mips_output_function_prologue): Use mips_start_function_definition.
4610 (mips_output_function_epilogue): Use mips_end_function_definition.
4611 (build_mips16_function_stub): Use mips_start_function_definition
4612 and mips_end_function_definition.
4613 (build_mips16_call_stub): Likewise.
4615 2008-08-09 Richard Guenther <rguenther@suse.de>
4617 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4618 * gimple.h (gimple_call_fn): Adjust comment.
4619 (gimple_call_set_fndecl): New function.
4620 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4621 longer having bare FUNCTION_DECL operand.
4622 (gimple_call_return_type): Likewise.
4623 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4625 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4626 (gimple_mod_pow2): Likewise.
4627 (gimple_mod_subtract): Likewise.
4628 (gimple_ic): Likewise.
4629 (gimple_stringop_fixed_value): Likewise.
4630 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4631 longer having bare FUNCTION_DECL operand.
4632 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4633 * omp-low.c (optimize_omp_library_calls): Likewise.
4634 * cgraphunit.c (update_call_expr): Likewise.
4635 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4636 (execute_convert_to_rsqrt): Likewise.
4637 * cfgexpand.c (gimple_to_tree): Simplify.
4638 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4639 bare FUNCTION_DECL operand.
4640 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4641 (convert_gimple_call): Use gimple_call_fndecl.
4642 * c-common.c (c_warn_unused_result): Likewise.
4644 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4647 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4648 (c_finish_return): Likewise.
4649 (c_start_case): Likewise.
4650 * c-common.c (warn_for_collisions_1): Use explicit location in
4652 * c-parser.c (c_parser_condition): New. Call
4653 verify_sequence_points.
4654 (c_parser_paren_condition): Call c_parser_condition.
4655 (c_parser_for_statement): Call c_parser_condition.
4657 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4660 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4661 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4662 Moved from diagnostic.h
4663 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4665 (emit_diagnostic): New.
4666 (warning0, pedwarn0): Delete.
4667 (warning, warning_at, pedwarn, permerror): Return bool.
4668 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4669 Moved to diagnostic.c.
4670 (struct diagnostic_context): Use correct type for
4671 classify_diagnostic.
4672 (diagnostic_report_diagnostic): Update declaration.
4673 (emit_diagnostic): Declare.
4674 * errors.c (warning): Return bool.
4675 * errors.h (warning): Update declaration.
4676 * toplev.h (warning0, pedwarn0): Delete.
4677 (warning, warning_at, pedwarn, permerror): Return bool.
4678 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4679 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4680 inform. Update all calls.
4681 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4682 before giving informative note.
4683 (implicit_decl_warning): Likewise.
4684 * c-typeck.c (build_function_call): Likewise.
4685 * tree-sssa.c (warn_uninit): Likewise.
4686 * builtins.c (gimplify_va_arg_expr): Likewise.
4688 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4691 * doc/invoke.texi (-Wextra): Move warning from here...
4692 (-Wuninitialized): ... to here.
4694 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4697 * flags.h (set_Wunused): Delete
4698 * toplev.c (process_options): Handle Wunused flags here.
4699 * opts.c (maybe_warn_unused_parameter): Delete.
4700 (common_handle_option): Replace set_Wunused by warn_unused.
4701 (set_Wextra): Do not handle Wunused-parameter here.
4702 (set_Wunused): Delete.
4703 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4705 * common.opt (Wunused): Add Var and Init.
4706 (Wunused-function): Likewise.
4707 (Wunused-label): Likewise.
4708 (Wunused-parameter): Likewise.
4709 (Wunused-value): Likewise.
4710 (Wunused-variable): Likewise.
4712 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4714 * doc/invoke.texi: Add cpu_type power7.
4715 * config.in (HAVE_AS_VSX): New.
4716 * config.gcc: Add cpu_type power7.
4717 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4719 * configure: Regenerate.
4720 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4722 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4723 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4724 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4726 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4728 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4729 type to vectorize.builtin_conversion.
4730 (vectorizable_conversion): Likewise.
4731 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4732 integral type as input.
4733 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4735 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4736 and ALTIVEC_BUILTIN_VCTSXS.
4737 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4740 2008-08-08 Richard Guenther <rguenther@suse.de>
4742 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4743 (surely_varying_stmt_p): Calls are varying only if they are
4744 non-builtin and not indirect or have no result.
4745 (ccp_fold): Re-instantiate code before the tuples merge.
4747 2008-08-08 Richard Guenther <rguenther@suse.de>
4749 PR tree-optimization/37056
4750 * gimple.h (gimple_assign_rhs_class): New helper function.
4751 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4752 unary operations properly.
4754 2008-08-07 Jan Hubicka <jh@suse.cz>
4756 * i386.h (ix86_size_cost): Declare.
4757 (ix86_cur_cost): New function macro.
4758 * i386.md (peepholes expanding size and splitters): Predicate by
4759 optimize_insn_for_speed_p.
4760 (peepholes reduce size and splitters): Predicate by
4761 optimize_insn_for_size_p.
4762 * i386.c (ix86_size_cost): Rename from ...
4763 (size_cost): This one.
4764 (override_options): Update.
4765 (decide_alg): Likewise.
4766 (ix86_expand_clear): Use RTL profile.
4767 (ix86_pad_returns): Use RTL profile.
4769 2008-08-07 Jan Hubicka <jh@suse.cz>
4771 * recog.c (split_all_insns): Set RTL profile
4772 (peephole2_optimize): Likewise.
4773 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4774 * combine.c (combine_instructions): Likewise.
4776 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4778 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4780 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4782 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4783 value in a6 after the set_frame_ptr insn.
4785 2008-08-07 Richard Henderson <rth@redhat.com>
4788 * gcc.c (cpp_options): Pass along -g*.
4790 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4792 * config/arm/arm.c (output_move_neon): Update comment describing
4793 big-endian vector layout.
4794 (arm_assemble_integer): Do not handle big-endian NEON vectors
4796 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4797 neon_vget_lane<mode>_sext_internal,
4798 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4799 element indices for big-endian.
4801 2008-08-07 Richard Henderson <rth@redhat.com>
4803 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4804 * configure, config.in: Rebuild.
4805 * debug.h (dwarf2out_do_cfi_asm): Declare.
4806 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4807 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4808 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4809 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4811 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4813 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4814 movv2si_internal): Combine into mov<mode>_internal.
4815 (movv2si_internal_2): Remove.
4817 2008-08-07 Jan Hubicka <jh@suse.cz>
4820 * i386.md (single stringop patterns): Enable unconditionally.
4822 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4825 * config/i386/emmintrin.h (_mm_move_epi64): Use
4826 __builtin_ia32_movq128.
4828 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4829 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4831 * config/i386/sse.md (sse2_movq128): New.
4833 * doc/extend.texi: Document __builtin_ia32_movq128.
4835 2008-08-07 Richard Guenther <rguenther@suse.de>
4838 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4839 pointers can access anything.
4841 2008-08-06 Jan Hubicka <jh@suse.cz>
4843 * optabs.c (emit_unop_insn): Break out to ...
4844 (maybe_emit_unop_insn): ... this one.
4845 (expand_sfix_optab): Use maybe variant.
4846 * optabs.h (maybe_emit_unop_insn): Declare.
4848 * i386.md (mov0 patterns): Enable by default.
4849 (FP conversion expanders): Disable expansion of code expanding
4850 sequences when instruction should be optimized for size.
4851 (single strinop patterns): Enable when optimizing for size.
4852 (string expanders): Disable expanding of code expanding sequences
4853 when optimizning instruction for size.
4854 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4856 (ix86_fp_comparison_sahf_cost): Likewise.
4857 (ix86_expand_branch): Likewise.
4858 (ix86_expand_ashl_const): Likewise.
4859 (ix86_split_ashl): Likewise.
4860 (ix86_expand_strlen): Likewise.
4861 (ix86_emit_fp_unordered_jump): Likewie.
4863 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4865 * c-common.c: Fix typo.
4866 (c_common_reswords): Activate more C++ keyword warnings.
4868 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4870 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4873 * diagnostic.c (permerror_at): New.
4874 * toplev.h (permerror_at): Declare.
4876 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4877 Ira Rosen <irar@il.ibm.com>
4879 * tree-vect-transform.c (vect_model_simple_cost): Return
4880 immediately if stmt is pure SLP.
4881 (vect_model_store_cost): Ditto.
4882 (vect_model_load_cost): Ditto.
4883 (vectorizable_store): Remove PURE_SLP check before call
4884 to vect_model_store_cost.
4885 (vect_model_store_cost): When checking whether stmt describe
4886 strided access, add a check that it is not slp_node.
4888 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4891 * c-common.c (warn_for_sign_compare): New. Handle separately the
4892 case that 'constant' is zero.
4893 * c-typeck.c (build_binary_op): Move code to c-common.c
4895 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4897 * config/alpha/alpha.c (alpha_preferred_reload_class,
4898 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4899 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4900 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4901 * config/arm/arm.md: Likewise.
4902 * config/avr/avr-protos.h (preferred_reload_class,
4903 test_hard_reg_class, avr_simplify_comparison_p,
4904 out_shift_with_cnt, class_max_nregs): Likewise.
4905 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4906 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4907 preferred_reload_class, test_hard_reg_class): Likewise.
4908 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4909 bfin_memory_move_cost, bfin_secondary_reload,
4910 bfin_output_mi_thunk): Likewise.
4911 * config/crx/crx.c (crx_secondary_reload_class,
4912 crx_memory_move_cost): Likewise.
4913 * config/frv/frv-protos.h (frv_secondary_reload_class,
4914 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4915 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4916 frv_secondary_reload_class, frv_class_likely_spilled_p,
4917 frv_class_max_nregs): Likewise.
4918 * config/h8300/h8300.c (h8300_classify_operand,
4919 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4921 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4922 * config/ia64/ia64.c (ia64_preferred_reload_class,
4923 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4924 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4925 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4927 * config/m68hc11/m68hc11.c (preferred_reload_class,
4928 m68hc11_memory_move_cost): Likewise.
4929 * config/mcore/mcore.c (mcore_secondary_reload_class,
4930 mcore_reload_class): Likewise.
4931 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4932 mips_class_max_nregs, mips_cannot_change_mode_class,
4933 mips_preferred_reload_class, mips_secondary_reload_class,
4934 mips_output_mi_thunk): Likewise.
4935 * config/mmix/mmix.c (mmix_preferred_reload_class,
4936 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4938 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4940 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4941 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4942 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4943 * config/rs6000/rs6000.c (paired_expand_vector_init,
4944 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4945 compare_section_name, rs6000_memory_move_cost): Likewise.
4946 * config/s390/s390.c (s390_emit_compare_and_swap,
4947 s390_preferred_reload_class, s390_secondary_reload,
4948 legitimize_pic_address, legitimize_tls_address,
4949 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4950 s390_class_max_nregs): Likewise.
4951 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4952 * config/s390/s390.md: Likewise.
4953 * config/score/score-protos.h (score_secondary_reload_class,
4954 score_preferred_reload_class): Likewise.
4955 * config/score/score.c (score_preferred_reload_class,
4956 score_secondary_reload_class): Likewise.
4957 * config/score/score3.c (score3_output_mi_thunk,
4958 score3_preferred_reload_class, score3_secondary_reload_class,
4959 score3_hard_regno_mode_ok): Likewise.
4960 * config/score/score3.h (score3_preferred_reload_class,
4961 score3_secondary_reload_class): Likewise.
4962 * config/score/score7.c (score7_output_mi_thunk,
4963 score7_preferred_reload_class, score7_secondary_reload_class,
4964 score7_hard_regno_mode_ok): Likewise.
4965 * config/score/score7.h (score7_preferred_reload_class,
4966 score7_secondary_reload_class): Likewise.
4967 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4968 output_branchy_insn, add_constant, gen_block_redirect,
4969 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4970 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4972 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4973 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4974 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4975 xstormy16_preferred_reload_class): Likewise.
4976 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4977 xtensa_expand_atomic, override_options,
4978 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4980 * reorg.c (try_merge_delay_insns): Likewise.
4981 * tree.c (merge_dllimport_decl_attributes): Likewise.
4983 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4985 2008-08-06 Michael Matz <matz@suse.de>
4987 * Makefile.in (write_entries_to_file): Quote words.
4988 * gengtype.c: (read_input_line): Skip over leading white-space.
4990 2008-08-06 Marc Gauthier <marc@tensilica.com>
4992 * config.gcc: Match more processor names for Xtensa.
4993 * configure.ac: Likewise.
4994 * doc/install.texi (Specific): Likewise.
4995 * configure: Regenerate.
4997 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4999 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5000 * calls.c (avoid_likely_spilled_reg): Likewise.
5001 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5002 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5003 * config/i386/i386.c (ix86_expand_special_args_builtin,
5004 ix86_secondary_reload): Likewise.
5005 * except.c (struct eh_region, gen_eh_region_catch,
5006 remove_unreachable_regions, duplicate_eh_regions,
5007 assign_filter_values, build_post_landing_pads,
5008 sjlj_find_directly_reachable_regions, remove_eh_handler,
5009 reachable_next_level, foreach_reachable_handler,
5010 can_throw_internal_1, can_throw_external_1,
5011 collect_one_action_chain): Likewise.
5012 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5013 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5014 * function.c (update_temp_slot_address, instantiate_new_reg,
5015 instantiate_virtual_regs_in_rtx,
5016 instantiate_virtual_regs_in_insn): Likewise.
5017 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5018 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5019 gimplify_cleanup_point_expr): Likewise.
5020 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5021 * passes.c (next_pass_1): Likewise.
5022 * print-tree.c (print_node_brief, print_node): Likewise.
5023 * profile.c (branch_prob): Likewise.
5024 * tree-dump.c (dump_register): Likewise.
5025 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5027 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5028 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5029 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5030 copy_arguments_for_versioning, copy_static_chain): Likewise.
5031 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5032 add_new_name_mapping, register_new_name_mapping): Likewise.
5033 * tree-mudflap.c (mf_xform_derefs): Likewise.
5034 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5035 get_init_expr, combine_chains): Likewise.
5036 * tree-pretty-print.c (dump_generic_node): Likewise.
5037 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5038 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5039 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5040 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5042 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5045 * calls.c (expand_call): Use the biggest preferred stack
5048 2008-08-06 Michael Matz <matz@suse.de>
5051 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5052 for reused reload, instead of overwriting them.
5054 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5057 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5058 for incoming stack boundary.
5060 * function.c (assign_parm_find_entry_rtl): Update
5061 parm_stack_boundary.
5063 * function.h (rtl_data): Add parm_stack_boundary.
5065 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5066 parm_stack_boundary for incoming stack boundary.
5068 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5070 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5071 for unrepresentable subregs or treat them as equal to other regs
5072 or subregs with the same register number.
5074 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5077 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5080 2008-08-06 Jan Hubicka <jh@suse.cz>
5082 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5083 frequencies might be hot.
5085 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5087 * reload.c (find_reloads): Force constants into literal pool
5088 also if they are wrapped in a SUBREG.
5090 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5093 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5094 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5095 Don't allow predicated instructions for data speculation.
5096 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5099 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5101 * haifa-sched.c (extend_global): Split to extend_global_data and
5102 extend_region_data. Update all uses.
5103 (extend_all): Rename to extend_block_data.
5105 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5107 * sched-rgn.c (new_ready): Check if instruction can be
5108 speculatively scheduled before attempting speculation.
5109 (debug_rgn_dependencies): Remove wrongful assert.
5111 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5113 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5115 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5117 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5118 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5119 va_size, and type_size.
5121 2008-08-04 Jason Merrill <jason@redhat.com>
5124 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5125 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5127 2008-08-05 Richard Henderson <rth@redhat.com>
5129 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5130 * configure: Rebuild.
5132 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5135 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5136 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5139 2008-08-05 Richard Henderson <rth@redhat.com>
5141 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5142 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5143 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5144 * common.opt (fdwarf2-cfi-asm): New.
5145 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5146 * config.in, configure: Rebuild.
5147 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5148 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5149 (dw2_force_const_mem): Externalize.
5150 * dwarf2asm.h: Update.
5151 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5152 generate a real label.
5153 (output_cfi_directive): New.
5154 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5155 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5156 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5158 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5159 (output_loc_operands_raw, output_loc_sequence_raw): New.
5160 (output_cfa_loc_raw): New.
5162 2008-08-05 Paul Brook <paul@codesourcery.com>
5164 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5165 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5166 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5167 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5168 * config/arm/arm.h (TARGET_VFPD32): Define.
5169 (TARGET_VFP3): Use TARGET_VFPD32.
5170 (fputype): Add FPUTYPE_VFP3D16.
5171 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5172 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5173 * config/arm/arm-cores.def: Add cortex-r4f.
5174 * config/arm/arm-tune.md: Regenerate.
5176 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5178 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5179 Reword some comments throughout the file.
5181 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5182 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5183 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5184 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5186 (MFC_START_ENABLE): Remove PPU-only define.
5187 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5188 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5190 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5191 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5192 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5193 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5194 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5195 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5196 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5198 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5199 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5200 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5201 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5203 (spu_read_machine_status): Fix typo.
5205 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5207 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5208 SUBREG of multi-word hard register.
5209 * config/spu/spu.c (valid_subreg): Likewise.
5210 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5212 2008-08-04 Richard Guenther <rguenther@suse.de>
5214 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5215 the candidate with the stripped base if that base is different
5216 from the original base even for offset zero.
5218 2008-08-04 Richard Guenther <rguenther@suse.de>
5221 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5222 check for no_overflow.
5224 2008-08-04 Richard Guenther <rguenther@suse.de>
5226 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5228 2008-08-04 Paul Brook <paul@codesourcery.com>
5230 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5231 (arm_order_regs_for_local_alloc): New function.
5232 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5234 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5236 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5239 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5240 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5241 (ix86_expand_epilogue): Likewise.
5243 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5245 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5248 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5251 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5252 (*movv2sf_internal_rex64): Ditto.
5254 2008-08-03 Jan Hubicka <jh@suse.cz>
5256 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5257 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5258 * expmed.c (expand_smod_pow2): Likewise.
5260 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5263 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5264 alternative 0 of operand 1.
5265 (*vec_concatv2di_rex64_sse): Ditto.
5266 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5268 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5269 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5270 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5271 (*movv2sf_internal_rex64): Ditto.
5273 2008-08-02 Richard Guenther <rguenther@suse.de>
5276 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5277 (ssedoublesizemode): New mode attribute.
5278 (sse_shufps): Call gen_sse_shufps_v4sf.
5279 (sse_shufps_1): Macroize.
5280 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5281 (sse2_shufpd_1): Macroize.
5282 (vec_extract_odd, vec_extract_even): New expanders.
5283 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5284 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5285 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5286 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5287 (ix86_expand_vector_set): Likewise.
5288 (ix86_expand_reduc_v4sf): Likewise.
5290 2008-08-01 Doug Kwan <dougkwan@google.com>
5292 * matrix-reorg.c: Re-enable all code.
5293 (struct malloc_call_data): Change CALL_STMT to gimple type.
5294 (collect_data_for_malloc_call): Tuplify.
5295 (struct access_site_info): Change STMT to gimple type.
5296 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5297 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5298 (struct free_info): Change STMT to gimple type.
5299 (struct matrix_access_phi_node): Change PHI to gimple type.
5300 (get_inner_of_cast_expr): Remove.
5301 (may_flatten_matrices_1): Tuplify.
5302 (may_flatten_matrices): Ditto.
5303 (mark_min_matrix_escape_level): Ditto.
5304 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5305 (ssa_accessed_in_call_rhs): New
5306 (ssa_accessed_in_assign_rhs): New
5307 (record_access_alloc_site_info): Tuplify.
5308 (add_allocation_site): Ditto.
5309 (analyze_matrix_allocation_site): Ditto.
5310 (analyze_transpose): Ditto.
5311 (get_index_from_offset): Ditto.
5312 (update_type_size): Ditto.
5313 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5314 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5315 (analyze_accesses_for_phi_node): Tuplify.
5316 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5317 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5318 (analyze_matrix_accesses): Tuplify.
5319 (check_var_data): New call-back type for check_var_notmodified_p.
5320 (check_var_notmodified_p): Tuplify and use call-back struct to
5321 return statement found.
5322 (can_calculate_expr_before_stmt): Factor out statement related code
5324 (can_calculate_stmt_before_stmt): New.
5325 (check_allocation_function): Tuplify.
5326 (find_sites_in_func): Ditto.
5327 (record_all_accesses_in_func): Ditto.
5328 (transform_access_sites): Ditto.
5329 (transform_allocation_sites): Ditto.
5330 (matrix_reorg): Re-enable.
5331 (gate_matrix_reorg): Re-enable.
5333 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5335 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5336 for labels for which it hasn't been set yet. If it has been set,
5337 stop walking insns and continue with next worklist item.
5338 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5339 if the only BARRIER is at the very end of a function.
5341 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5343 * cfgexpand.c (expand_stack_alignment): Assert that
5344 stack_realign_drap and drap_rtx must match.
5346 * function.c (instantiate_new_reg): If DRAP is used to realign
5347 stack, replace virtual_incoming_args_rtx with internal arg
5350 2008-08-01 Richard Guenther <rguenther@suse.de>
5352 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5353 loop information only if we initialized it.
5354 (execute_pre): Call fini_pre with in_fre.
5355 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5356 if we do not unroll because we hit max-completely-peeled-insns.
5357 Use our estimation for consistency, do allow shrinking.
5359 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5361 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5362 with MIN_STACK_BOUNDARY.
5363 (ix86_update_stack_boundary): Likewise.
5364 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5367 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5368 (MIN_STACK_BOUNDARY): This.
5370 2008-08-01 Richard Guenther <rguenther@suse.de>
5373 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5375 2008-08-01 Richard Guenther <rguenther@suse.de>
5377 PR tree-optimization/36988
5378 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5379 do not matter if that doesn't change volatile qualification.
5381 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5383 * configure.ac: Do not generate libada-mk. Do not subst
5385 * libada-mk.in: Remove.
5386 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5387 * configure: Regenerate.
5389 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5391 * tree-pass.h: Added comment about not dumping passes with name
5392 starting with star in struct opt_pass.
5393 * passes.c (register_dump_files_1): Don't do dump for a pass with
5394 name starting with star.
5395 * doc/passes.texi (Pass manager): Mention pass names and special
5396 meaning of star prefix to avoid dump.
5398 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5400 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5402 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5403 (ISA_MIPS64R2): New macro.
5404 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5405 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5406 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5407 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5408 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5409 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5410 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5411 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5412 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5413 Move up to keep list alphabetically sorted.
5414 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5415 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5417 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5418 (-march=@var{arch}): Add mips64r2.
5420 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5422 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5424 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5426 * expr.c (expand_assignment): Check for complete type.
5428 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5431 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5433 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5434 for stack alignment.
5436 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5438 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5440 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5441 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5443 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5445 PR rtl-optimization/36419
5446 * dwarf2out.c (barrier_args_size): New variable.
5447 (compute_barrier_args_size, compute_barrier_args_size_1): New
5449 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5450 if not called yet in the current function, use barrier_args_size
5451 array to find the new args_size value.
5452 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5454 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5457 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5460 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5463 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5464 (dwarf2out_stack_adjust): Use it.
5465 (dwarf2out_frame_debug_expr): Likewise.
5467 2008-07-31 Richard Guenther <rguenther@suse.de>
5469 PR tree-optimization/36978
5470 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5471 the generated condition.
5473 2008-07-31 Richard Guenther <rguenther@suse.de>
5475 * passes.c (init_optimization_passes): Always call
5476 pass_early_warn_uninitialized.
5477 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5478 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5479 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5481 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5484 * builtins.c (maybe_emit_free_warning): New function.
5485 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5486 maybe_emit_free_warning for BUILT_IN_FREE.
5489 * dwarf2out.c (get_context_die): New function.
5490 (force_decl_die, force_type_die): Use it.
5491 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5492 returns NULL, force generation of DW_TAG_typedef and put that into
5495 PR preprocessor/36649
5496 * c-pch.c (c_common_read_pch): Save and restore
5497 line_table->trace_includes across PCH restore.
5499 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5502 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5504 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5507 * final.c (call_from_call_insn): Handle COND_EXEC.
5509 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5511 * builtins.c (std_gimplify_va_arg_expr): Replace
5512 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5513 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5515 2008-07-30 Joey Ye <joey.ye@intel.com>
5516 H.J. Lu <hongjiu.lu@intel.com>
5518 * builtins.c (expand_builtin_setjmp_receiver): Replace
5519 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5520 (expand_builtin_apply_args_1): Likewise.
5521 (expand_builtin_longjmp): Need DRAP for stack alignment.
5522 (expand_builtin_apply): Likewise.
5524 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5525 instead of assign_stack_local to allow alignment reduction.
5527 * calls.c (emit_call_1): Need DRAP for stack alignment if
5529 (expand_call): Replace virtual_incoming_args_rtx with
5530 crtl->args.internal_arg_pointer.
5531 * stmt.c (expand_nl_goto_receiver): Likewise.
5533 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5534 alignment and store to stack_alignment_estimated and
5535 max_used_stack_slot_alignment.
5536 (expand_one_var): Likewise.
5537 (expand_stack_alignment): New function.
5538 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5539 and stack_alignment_estimated fields in rtl_data. Call
5540 expand_stack_alignment at end.
5542 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5543 (MAX_STACK_ALIGNMENT): Likewise.
5544 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5545 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5547 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5548 stack alignment when generating virtual registers.
5550 * function.c (assign_stack_local): Renamed to ...
5551 (assign_stack_local_1): This. Add a parameter to indicate
5552 if it is OK to reduce alignment.
5553 (assign_stack_local): Use it.
5554 (instantiate_new_reg): Instantiate virtual incoming args rtx
5555 to vDRAP if stack realignment and DRAP is needed.
5556 (assign_parms): Collect parameter/return type alignment and
5557 contribute to stack_alignment_estimated.
5558 (locate_and_pad_parm): Likewise.
5559 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5560 with crtl->args.internal_arg_pointer.
5562 * function.h (rtl_data): Add new field drap_reg,
5563 max_used_stack_slot_alignment, stack_alignment_estimated,
5564 stack_realign_needed, need_drap, stack_realign_processed and
5565 stack_realign_finalized.
5566 (stack_realign_fp): New macro.
5567 (stack_realign_drap): Likewise.
5569 * global.c (compute_regsets): Frame pointer is needed when
5570 stack is realigned. Can eliminate frame pointer when stack is
5571 realigned and dynamic realigned argument pointer isn't used.
5573 * reload1.c (update_eliminables): Frame pointer is needed
5574 when stack is realigned.
5575 (init_elim_table): Can eliminate frame pointer when stack is
5576 realigned and dynamic realigned argument pointer isn't used.
5578 * rtl.h (assign_stack_local_1): Declare new funtion.
5580 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5581 (TARGET_GET_DRAP_RTX): Likewise.
5582 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5583 TARGET_GET_DRAP_RTX.
5585 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5587 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5588 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5590 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5591 H.J. Lu <hongjiu.lu@intel.com>
5593 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5594 vdrap_reg, stack_realign and drap_reg_saved.
5595 (add_cfi): Don't allow redefining CFA when DRAP is used.
5596 (reg_save): Handle stack alignment.
5597 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5598 alignment. Don't generate DWARF information for (set fp sp)
5600 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5602 (int_loc_descriptor): Move prototype forward. Also define if
5603 DWARF2_UNWIND_INFO is true.
5604 (output_cfa_loc): Handle DW_CFA_expression.
5605 (build_cfa_aligned_loc): New.
5606 (based_loc_descr): Update assert for stack realign. For local
5607 variables, use sp+offset when stack is aligned without drap and
5608 fp+offset when stack is aligned with drap. For arguments, use
5609 cfa+offset when drap is used to align stack.
5611 2008-07-30 Joey Ye <joey.ye@intel.com>
5612 H.J. Lu <hongjiu.lu@intel.com>
5614 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5616 (ix86_gen_andsp): New.
5617 (ix86_user_incoming_stack_boundary): Likewise.
5618 (ix86_default_incoming_stack_boundary): Likewise.
5619 (ix86_incoming_stack_boundary): Likewise.
5620 (ix86_can_eliminate): Likewise.
5621 (find_drap_reg): Likewise.
5622 (ix86_update_stack_boundary): Likewise.
5623 (ix86_get_drap_rtx): Likewise.
5624 (ix86_finalize_stack_realign_flags): Likewise.
5625 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5626 (TARGET_GET_DRAP_RTX): Likewise.
5627 (override_options): Overide option value for new options.
5628 (ix86_function_ok_for_sibcall): Remove check for
5629 force_align_arg_pointer.
5630 (ix86_handle_cconv_attribute): Likewise.
5631 (ix86_function_regparm): Likewise.
5632 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5633 (ix86_va_start): Replace virtual_incoming_args_rtx with
5634 crtl->args.internal_arg_pointer.
5635 (ix86_select_alt_pic_regnum): Check DRAP register.
5636 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5637 (ix86_compute_frame_layout): Compute frame layout wrt stack
5639 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5640 (ix86_expand_prologue): Decide if stack realignment is needed
5641 and generate prologue code accordingly.
5642 (ix86_expand_epilogue): Generate epilogue code wrt stack
5643 realignment is really needed or not.
5645 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5646 (ABI_STACK_BOUNDARY): Likewise.
5647 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5648 (STACK_REALIGN_DEFAULT): Likewise.
5649 (INCOMING_STACK_BOUNDARY): Likewise.
5650 (MAX_STACK_ALIGNMENT): Likewise.
5651 (ix86_incoming_stack_boundary): Likewise.
5652 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5653 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5654 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5655 (machine_function): Remove force_align_arg_pointer.
5657 * config/i386/i386.md (BX_REG): New.
5658 (R13_REG): Likewise.
5660 * config/i386/i386.opt (mforce_drap): New.
5661 (mincoming-stack-boundary): Likewise.
5662 (mstackrealign): Add Init(-1).
5664 * config/i386/i386-protos.h (ix86_can_eliminate): New
5666 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5668 * doc/extend.texi: Update force_align_arg_pointer.
5670 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5673 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5674 (INCOMING_STACK_BOUNDARY): Likewise.
5675 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5676 (TARGET_GET_DRAP_RTX): Likewise.
5678 2008-07-30 Andreas Schwab <schwab@suse.de>
5680 PR rtl-optimization/36929
5681 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5682 add_insn_before and fix argument order.
5683 (replace_inc_dec_mem): Handle NULL rtx.
5685 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5687 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5689 (arm_compute_initial_elimination_offset): Use it.
5690 (arm_compute_save_reg_mask): Include static chain save slot when
5691 calculating alignment.
5692 (arm_get_frame_offsets): Ditto.
5693 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5694 that we can use to decrement the stack when the stack decrement
5695 could be too big for an immediate value in a single insn.
5696 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5698 2008-07-30 Richard Guenther <rguenther@suse.de>
5700 PR tree-optimization/36967
5701 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5702 Release defs of statements we remove.
5704 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5706 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5707 instead of NULL_RTVEC.
5709 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5713 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5716 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5718 * final.c (call_from_call_insn): New.
5719 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5721 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5723 * configure.ac: Substitute ADA_CFLAGS.
5724 * configure: Regenerate.
5725 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5726 * Makefile.in: Remove mention of X_* variables.
5727 * config/pa/x-ada-hpux10: Remove.
5728 * config/pa/x-ada: Remove.
5730 * doc/fragments.texi: Update.
5732 2008-07-30 Olivier Hainque <hainque@adacore.com>
5734 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5735 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5736 __dso_handle explicitly here.
5738 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5741 * c-typeck.c (build_binary_op): Encapsulate code into...
5742 * c-common.c (shorten_binary_op): ...this new function.
5743 (conversion_warning): Use the new function. Handle non-negative
5744 constant in bitwise-and.
5745 * c-common.h (shorten_binary_op): Declare.
5747 2008-07-30 Olivier Hainque <hainque@adacore.com>
5749 * scan.c (make_sstring_space): Add explicit conversions of
5750 allocator's return value.
5751 * fix-header.c (recognized_function): Likewise.
5753 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5755 * doc/cpp.texi: Update to GFDL 1.2.
5756 * doc/gcc.texi: Do not list GPL as Invariant Section.
5757 * doc/gccint.texi: Likewise. Update copyright years.
5758 * doc/install.texi: Update copyright years.
5760 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5763 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5764 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5766 2008-07-29 Jan Hubicka <jh@suse.cz>
5768 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5769 (grokdeclarator): Likewise.
5770 * langhooks.c (lhd_warn_unused_global_decl): Use
5771 DECL_DECLARED_INLINE_P.
5772 * print-tree.c (print_node): Remove DECL_INLINE check.
5774 2008-07-29 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/36945
5777 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5778 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5779 Record invariant addresses un-decomposed.
5780 (copy_reference_ops_from_call): Record reference call
5781 arguments properly. Simplify.
5782 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5783 helper split out from ...
5784 (create_component_ref_by_pieces): ... here. Simplify.
5785 Prepare for recursive invocation for call arguments.
5786 (create_expression_by_pieces): Adjust call to
5787 create_component_ref_by_pieces.
5788 (compute_avail): Process operand 2 of reference ops.
5790 2008-07-29 Richard Guenther <rguenther@suse.de>
5792 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5794 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5796 * c-format.c (check_format_types): Revert unwanted checkin.
5798 2008-07-29 Jan Hubicka <jh@suse.cz>
5800 * flags.h (flag_really_no_inline): Remove.
5801 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5802 * toplev.c (flag_really_no_inline): Remove.
5803 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5804 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5805 (cgraph_decide_inlining_incrementally): Likewise.
5806 (compute_inline_parameters): Likewise.
5807 * opts.c (decode_options): Simplify.
5808 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5809 * common.opt (finline): Initialize to 1.
5810 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5812 2008-07-29 Jan Hubicka <jh@suse.cz>
5814 * predict.c (always_optimize_for_size_p): New function.
5815 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5816 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5817 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5819 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5820 * function.c (prepare_function_start): Set default profile.
5821 * function.h (rtl_data): Add maybe_hot_insn_p.
5822 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5823 (construct_exit_block): Likewise.
5824 (tree_expand_cfg): Likewise.
5826 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5827 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5828 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5829 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5832 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5835 * c-decl.c (merge_decls): Merge USED flags.
5837 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5839 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5840 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5841 next_stack, lab_false and lab_over trees.
5843 2008-07-28 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/36957
5846 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5847 (useless_type_conversion_p): Remove.
5848 (types_compatible_p): Remove.
5849 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5850 (useless_type_conversion_p): Declare.
5851 (types_compatible_p): Declare.
5852 (gimple_expr_type): Return the base type only if it is
5853 trivially convertible to the subtype.
5855 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5857 * configure.ac: Use the m4_do macro to concatenate the warnings into
5858 one string in ACX_PROG_CC_WARNING_OPTS,
5859 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5860 * configure: Regenerate.
5862 2008-07-28 Richard Guenther <rguenther@suse.de>
5864 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5865 (insert_fake_stores): Remove.
5866 (realify_fake_stores): Likewise.
5867 (execute_pre): Remove dead code.
5868 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5869 (find_func_aliases): Deal with it here instead.
5870 Re-enable gcc_unreachable call.
5872 2008-07-28 Richard Guenther <rguenther@suse.de>
5874 Merge from gimple-tuples-branch.
5876 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5877 * gimple.def: New file.
5878 * gsstruct.def: Likewise.
5879 * gimple-iterator.c: Likewise.
5880 * gimple-pretty-print.c: Likewise.
5881 * tree-gimple.c: Removed. Merged into ...
5882 * gimple.c: ... here. New file.
5883 * tree-gimple.h: Removed. Merged into ...
5884 * gimple.h: ... here. New file.
5886 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5887 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5888 --enable-checking=gimple flag.
5889 * config.in: Likewise.
5890 * configure: Regenerated.
5892 * tree-ssa-operands.h: Tuplified.
5893 * tree-vrp.c: Likewise.
5894 * tree-loop-linear.c: Likewise.
5895 * tree-into-ssa.c: Likewise.
5896 * tree-ssa-loop-im.c: Likewise.
5897 * tree-dump.c: Likewise.
5898 * tree-complex.c: Likewise.
5899 * cgraphbuild.c: Likewise.
5900 * tree-ssa-threadupdate.c: Likewise.
5901 * tree-ssa-loop-niter.c: Likewise.
5902 * tree-pretty-print.c: Likewise.
5903 * tracer.c: Likewise.
5904 * gengtype.c: Likewise.
5905 * tree-loop-distribution.c: Likewise.
5906 * tree-ssa-loop-unswitch.c: Likewise.
5907 * cgraph.c: Likewise.
5908 * cgraph.h: Likewise.
5909 * tree-ssa-loop-manip.c: Likewise.
5910 * value-prof.c: Likewise.
5911 * tree-ssa-loop-ch.c: Likewise.
5912 * tree-tailcall.c: Likewise.
5913 * value-prof.h: Likewise.
5916 * tree-pass.h: Likewise.
5917 * ipa-cp.c: Likewise.
5918 * tree-scalar-evolution.c: Likewise.
5919 * tree-scalar-evolution.h: Likewise.
5920 * target.h: Likewise.
5921 * lambda-mat.c: Likewise.
5922 * tree-phinodes.c: Likewise.
5923 * diagnostic.h: Likewise.
5924 * builtins.c: Likewise.
5925 * tree-ssa-alias-warnings.c: Likewise.
5926 * cfghooks.c: Likewise.
5927 * fold-const.c: Likewise.
5928 * cfghooks.h: Likewise.
5929 * omp-low.c: Likewise.
5930 * tree-ssa-dse.c: Likewise.
5931 * ipa-reference.c: Likewise.
5932 * tree-ssa-uncprop.c: Likewise.
5933 * toplev.c: Likewise.
5934 * tree-gimple.c: Likewise.
5935 * tree-gimple.h: Likewise.
5936 * tree-chrec.c: Likewise.
5937 * tree-chrec.h: Likewise.
5938 * tree-ssa-sccvn.c: Likewise.
5939 * tree-ssa-sccvn.h: Likewise.
5940 * cgraphunit.c: Likewise.
5941 * tree-ssa-copyrename.c: Likewise.
5942 * tree-ssa-ccp.c: Likewise.
5943 * tree-ssa-loop-ivopts.c: Likewise.
5944 * tree-nomudflap.c: Likewise.
5945 * tree-call-cdce.c: Likewise.
5946 * ipa-pure-const.c: Likewise.
5947 * c-format.c: Likewise.
5948 * tree-stdarg.c: Likewise.
5949 * tree-ssa-math-opts.c: Likewise.
5950 * tree-ssa-dom.c: Likewise.
5951 * tree-nrv.c: Likewise.
5952 * tree-ssa-propagate.c: Likewise.
5953 * ipa-utils.c: Likewise.
5954 * tree-ssa-propagate.h: Likewise.
5955 * tree-ssa-alias.c: Likewise.
5956 * gimple-low.c: Likewise.
5957 * tree-ssa-sink.c: Likewise.
5958 * ipa-inline.c: Likewise.
5959 * c-semantics.c: Likewise.
5960 * dwarf2out.c: Likewise.
5962 * tree-ssa-loop-ivcanon.c: Likewise.
5963 * predict.c: Likewise.
5964 * tree-ssa-loop.c: Likewise.
5965 * tree-parloops.c: Likewise.
5966 * tree-ssa-address.c: Likewise.
5967 * tree-ssa-ifcombine.c: Likewise.
5968 * matrix-reorg.c: Likewise.
5969 * c-decl.c: Likewise.
5970 * tree-eh.c: Likewise.
5971 * c-pretty-print.c: Likewise.
5972 * lambda-trans.c: Likewise.
5973 * function.c: Likewise.
5974 * langhooks.c: Likewise.
5975 * ebitmap.h: Likewise.
5976 * tree-vectorizer.c: Likewise.
5977 * function.h: Likewise.
5978 * langhooks.h: Likewise.
5979 * tree-vectorizer.h: Likewise.
5980 * ipa-type-escape.c: Likewise.
5981 * ipa-type-escape.h: Likewise.
5982 * domwalk.c: Likewise.
5983 * tree-if-conv.c: Likewise.
5984 * profile.c: Likewise.
5985 * domwalk.h: Likewise.
5986 * tree-data-ref.c: Likewise.
5987 * tree-data-ref.h: Likewise.
5988 * tree-flow-inline.h: Likewise.
5989 * tree-affine.c: Likewise.
5990 * tree-vect-analyze.c: Likewise.
5991 * c-typeck.c: Likewise.
5992 * gimplify.c: Likewise.
5993 * coretypes.h: Likewise.
5994 * tree-ssa-phiopt.c: Likewise.
5995 * calls.c: Likewise.
5996 * tree-ssa-coalesce.c: Likewise.
5997 * tree.def: Likewise.
5998 * tree-dfa.c: Likewise.
5999 * except.c: Likewise.
6000 * except.h: Likewise.
6001 * cfgexpand.c: Likewise.
6002 * tree-cfgcleanup.c: Likewise.
6003 * tree-ssa-pre.c: Likewise.
6004 * tree-ssa-live.c: Likewise.
6005 * tree-sra.c: Likewise.
6006 * tree-ssa-live.h: Likewise.
6007 * tree-predcom.c: Likewise.
6008 * lambda.h: Likewise.
6009 * tree-mudflap.c: Likewise.
6010 * ipa-prop.c: Likewise.
6011 * print-tree.c: Likewise.
6012 * tree-ssa-copy.c: Likewise.
6013 * ipa-prop.h: Likewise.
6014 * tree-ssa-forwprop.c: Likewise.
6015 * ggc-page.c: Likewise.
6016 * c-omp.c: Likewise.
6017 * tree-ssa-dce.c: Likewise.
6018 * tree-vect-patterns.c: Likewise.
6019 * tree-ssa-ter.c: Likewise.
6020 * tree-nested.c: Likewise.
6021 * tree-ssa.c: Likewise.
6022 * lambda-code.c: Likewise.
6023 * tree-ssa-loop-prefetch.c: Likewise.
6024 * tree-inline.c: Likewise.
6025 * tree-inline.h: Likewise.
6026 * tree-iterator.c: Likewise.
6027 * tree-optimize.c: Likewise.
6028 * tree-ssa-phiprop.c: Likewise.
6029 * tree-vect-transform.c: Likewise.
6030 * tree-object-size.c: Likewise.
6031 * tree-outof-ssa.c: Likewise.
6032 * cfgloop.c: Likewise.
6033 * system.h: Likewise.
6034 * tree-profile.c: Likewise.
6035 * cfgloop.h: Likewise.
6036 * c-gimplify.c: Likewise.
6037 * c-common.c: Likewise.
6038 * tree-vect-generic.c: Likewise.
6039 * tree-flow.h: Likewise.
6040 * c-common.h: Likewise.
6041 * basic-block.h: Likewise.
6042 * tree-ssa-structalias.c: Likewise.
6043 * tree-switch-conversion.c: Likewise.
6044 * tree-ssa-structalias.h: Likewise.
6045 * tree-cfg.c: Likewise.
6046 * passes.c: Likewise.
6047 * ipa-struct-reorg.c: Likewise.
6048 * ipa-struct-reorg.h: Likewise.
6049 * tree-ssa-reassoc.c: Likewise.
6050 * cfgrtl.c: Likewise.
6051 * varpool.c: Likewise.
6053 * tree-ssanames.c: Likewise.
6054 * tree-ssa-threadedge.c: Likewise.
6055 * langhooks-def.h: Likewise.
6056 * tree-ssa-operands.c: Likewise.
6057 * config/alpha/alpha.c: Likewise.
6058 * config/frv/frv.c: Likewise.
6059 * config/s390/s390.c: Likewise.
6060 * config/m32c/m32c.c: Likewise.
6061 * config/m32c/m32c-protos.h: Likewise.
6062 * config/spu/spu.c: Likewise.
6063 * config/sparc/sparc.c: Likewise.
6064 * config/i386/i386.c: Likewise.
6065 * config/sh/sh.c: Likewise.
6066 * config/xtensa/xtensa.c: Likewise.
6067 * config/stormy16/stormy16.c: Likewise.
6068 * config/ia64/ia64.c: Likewise.
6069 * config/rs6000/rs6000.c: Likewise.
6070 * config/pa/pa.c: Likewise.
6071 * config/mips/mips.c: Likewise.
6073 2008-07-28 Simon Baldwin <simonb@google.com>
6075 * c-pragma.c (handle_pragma_message): New function.
6076 (init_pragma): Register handle_pragma_message.
6077 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6080 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6082 PR tree-optimization/35252
6083 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6084 REALPART_EXPR to be considered as same load operation.
6086 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6088 PR tree-optimization/36830
6089 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6090 (expressions_equal_p): Return false if only one operand is null.
6092 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6094 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6095 version requirements.
6097 2008-07-26 Olivier Hainque <hainque@adacore.com>
6099 * collect2.c (symkind): New enum. Symbol kinds we care about.
6100 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6101 code and head comment accordingly.
6102 (scan_prog_file): Use symkind names instead of bare integers.
6104 2008-07-25 Jan Hubicka <jh@suse.cz>
6106 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6108 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6109 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6110 * dojump.c (clear_pending_stack_adjust): Likewise.
6111 * print-tree.c (print_node): Ignore DECL_INLINE.
6112 * tree-inline.c (inlinable_function_p): Likewise.
6114 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6116 * doc/extend.texi (hot attribute): Document that the hot attribute
6117 turns on -O3 for some ports.
6118 (cold attribute): Document that the cold attribute turns on -Os
6121 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6122 reflect function specific option support.
6124 * target.h (struct target_option_hooks): Add fields to say whether
6125 the cold attribute implies -Os and the hot attribute implies -O3.
6127 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6128 By default, do not turn on -Os for cold functions.
6129 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6130 not turn on -O3 for hot functions.
6132 * c-common.c (handle_hot_attribute): Use target hook to determine
6133 if hot functions should enable -O3.
6134 (handle_cold_attribute): Use target hook to determine if cold
6135 functions should enable -Os.
6137 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6138 (override_options): Move disable scheduling to
6139 optimization_options.
6140 (optimization_options): Disable scheduling here, not
6142 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6143 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6145 * config/ia64/ia64.c (ia64_override_options): Move setting
6146 scheduling flags to ia64_optimization_options.
6147 (ia64_optimization_options): Disable scheduling options here, and
6148 not in ia64_override_options.
6149 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6150 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6152 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6155 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6157 2008-07-25 Martin Jambor <mjambor@suse.cz>
6159 PR tree-optimization/36926
6160 * ipa-prop.c (ipa_analyze_call_uses): Call
6161 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6163 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6165 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6166 movv2si_internal): Add mem = reg alternative.
6168 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6171 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6172 DEFAULT_PCC_STRUCT_RETURN to 127.
6174 2008-07-24 Jan Hubicka <jh@suse.cz>
6176 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6177 (build_cgraph_edges): Likewise.
6178 * cgraph.c (cgraph_node): Do not update assembler hash.
6179 (cgraph_remove_node): Drop non-unit-at-a-time code.
6180 * tree-pass.h (pass_O0_always_inline): Remove.
6181 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6182 * toplev.c (process_options): Flag unit-at-a-time does not imply
6184 * cgraphunit.c: Update comments.
6185 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6186 (cgraph_assemble_pending_functions): Remove.
6187 (cgraph_reset_node): Drop non-unit-at-a-time code.
6188 (cgraph_finalize_function): Likewise.
6189 (cgraph_analyze_function): Likewise.
6190 (cgraph_finalize_compilation_unit): Likewise.
6191 (cgraph_expand_function): Likewise.
6192 (cgraph_optimize): Likesise.
6193 (save_inline_function_body): Likewise.
6194 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6195 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6196 * ipa-inline.c: Update comments.
6197 (enum inlining_mode): remove INLINE_SPEED.
6198 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6199 (cgraph_mark_inline_edge): Likewise.
6200 (try_inline): Likewise.
6201 (cgraph_decide_inlining_incrementally): Likewise.
6202 (cgraph_gate_inlining): Remove.
6203 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6204 (cgraph_gate_early_inlining): Likewise.
6205 (gate_inline_passes): Remove.
6206 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6207 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6208 pass_O0_always_inline): Remove.
6209 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6210 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6211 * opts.c (no_unit_at_a_time_default): Remove.
6212 (decode_options): Remove flag_unit_at_a_time reset and warning.
6213 * opts.h (no_unit_at_a_time_default): Remove.
6214 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6215 early in GNU dialect.
6216 (merge_decls): Update comment; drop unit-at-a-time check.
6217 (finish_decl): Likewise.
6218 (grok_declaration): Remove flag_inline_trees code.
6219 (finish_functions): Return on function returning non-void on all
6221 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6222 * cfgexpand.c (expand_one_static_var): Remove.
6223 (expand_one_var): Remove expand_one_static_var call.
6224 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6225 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6226 and flag_unit_at_a-time compatibility checks.
6227 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6228 * tree-inline.c (flag_inline_trees): Remove.
6229 (inlinable_function_p): Don't check it.
6230 (expand_call_inline): Remove non-unit-at-a-time code.
6231 * tree-inline.h (flag_inline_trees): Remove.
6232 * tree-optimize.c (execute_early_local_optimizations): Remove
6233 unit-at-a-time checks.
6234 (tree_rest_of_compilation): Likewise.
6235 * combine.c (setup_incoming_promotions): Likewise.
6236 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6237 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6238 * passes.c (pass_inline_parameters): Update comments; remove
6239 O0_alwaysinline pass.
6240 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6241 (execute_one_pass): Likewise.
6242 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6243 (ix86_function_sseregparm): Likewise.
6244 * arm.c (arm_function_in_section_p): Likewise.
6245 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6246 * varpool.c: Update comments.
6247 (decide_is_variable_needed): Remove unit-at-a-time checks.
6248 (varpool_finalize_decl): Likewise.
6250 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6252 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6254 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6256 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6258 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6259 imp symbol extension.
6261 2008-07-23 Ian Lance Taylor <iant@google.com>
6263 * tree-vrp.c (infer_value_range): Ignore asm statements when
6264 looking for memory accesses for -fdelete-null-pointer-checks.
6266 2008-07-24 Ben Elliston <bje@au.ibm.com>
6268 * config/spu/spu-c.c (__vector_keyword): New variable.
6269 (vector_keyword): Likewise.
6270 (spu_categorize_keyword): New function.
6271 (spu_macro_to_expand): Likewise.
6272 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6273 compiling an ISO C dialect.
6275 2008-07-24 Ben Elliston <bje@au.ibm.com>
6277 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6280 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6282 * configure: Regenerate.
6283 * configure.ac: Require texinfo 4.7.
6284 * doc/install.texi: Document texinfo 4.7 requirement.
6286 2008-07-23 Martin Jambor <mjambor@suse.cz>
6288 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6289 rather than for DECL_SAVED_TREE.
6290 * ipa-prop.c: Include diagnostic.h.
6291 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6293 (ipa_detect_param_modifications): Function rewritten from scratch.
6294 (ipa_compute_jump_functions): Changed accesses to modification flags.
6295 (ipa_free_node_params_substructures): Update flags destruction.
6296 (ipa_node_duplication_hook): Update flags duplication.
6297 (ipa_print_all_params_modified): Updated flag access.
6298 * ipa-prop.h (struct ipa_param_flags): New structure.
6299 (struct ipa_node_params): New field modification_analysis_done,
6300 modified_flags changed into param_flags.
6301 (ipa_is_ith_param_modified): Changed to use new flags.
6302 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6304 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6305 ipa-cp.c and split into two functions.
6306 (ipa_print_node_jump_functions): New function.
6307 (compute_scalar_jump_functions): New function.
6308 (type_like_member_ptr_p): New function.
6309 (compute_pass_through_member_ptrs): New function.
6310 (fill_member_ptr_cst_jump_function): New function.
6311 (determine_cst_member_ptr): New function.
6312 (compute_cst_member_ptr_arguments): New function.
6313 (ipa_compute_jump_functions): Complete rewrite.
6314 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6315 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6316 (struct ipa_member_ptr_cst): New structure.
6317 (union jump_func_value): New field member_cst.
6318 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6319 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6320 jump function types.
6321 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6322 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6323 instead of ipcp_print_all_jump_functions.
6324 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6325 only for replacable scalars.
6327 * doc/invoke.texi (Optimize options): Add description of
6328 -findirect-inlining.
6329 * common.opt (flag_indirect_inlining): New flag.
6330 * opts.c (decode_options): Set flag_indirect_inlining when
6333 * ipa-inline.c: Include ipa-prop.h.
6334 (inline_indirect_intraprocedural_analysis): New function.
6335 (inline_generate_summary): Allocate parameter and argument info
6336 structures, call inline_indirect_intraprocedural_analysis on each
6337 node when doing indirect inlining and deallocate indirect inlining
6338 data structures in the end.
6339 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6340 (free_all_ipa_structures_after_iinln): New function.
6341 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6343 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6345 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6346 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6347 of computing the frequency separately.
6348 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6349 of computing the frequency separately.
6350 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6351 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6352 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6353 (ipa_get_stmt_member_ptr_load_param): New function.
6354 (ipa_is_ssa_with_stmt_def): New function.
6355 (ipa_note_param_call): New function.
6356 (ipa_analyze_call_uses): New function.
6357 (ipa_analyze_stmt_uses): New function.
6358 (ipa_analyze_params_uses): New function.
6359 (ipa_free_node_params_substructures): Also free the param_calls linked
6361 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6362 (ipa_print_node_param_flags): New function.
6363 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6364 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6365 * ipa-prop.h (struct ipa_param_flags): New field called.
6366 (struct ipa_param_call_note): New structure.
6367 (struct ipa_node_params): New fields param_calls and
6369 (ipa_is_ith_param_called): New function.
6370 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6371 ipa_analyze_params_uses and dump parameter flags.
6373 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6374 ipa_propagate_indirect_call_infos if performing indirect inlining,
6375 pass a new parameter new_edges to it.
6376 (add_new_edges_to_heap): New fucntion.
6377 (cgraph_decide_inlining_of_small_functions): New vector
6378 new_indirect_edges for newly found indirect edges , call
6379 ipa_propagate_indirect_call_infos after inlining.
6380 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6381 inlining if performing indirect inlining. Call
6382 free_all_ipa_structures_after_iinln when doing so too.
6383 (inline_generate_summary): Do not call
6384 free_all_ipa_structures_after_iinln here.
6385 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6386 (print_edge_addition_message): New function.
6387 (update_call_notes_after_inlining): New function.
6388 (propagate_info_to_inlined_callees): New function.
6389 (ipa_propagate_indirect_call_infos): New function.
6390 * ipa-prop.h: Include cgraph.h
6391 (struct ipa_param_call_note): Fields reordered, new field processed.
6392 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6394 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6395 rediscovered call statements.
6396 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6397 (dump_cgraph_node): Dump also the indirect_call flag.
6398 (cgraph_clone_edge): Copy also the indirect_call flag.
6399 * tree-inline.c (copy_bb): Do not check for fndecls from call
6400 expressions, check for edge availability when moving clones.
6401 (get_indirect_callee_fndecl): New function.
6402 (expand_call_inline): If callee declaration is not apprent from
6403 the statement, try calling get_indirect_callee_fndecl. Do not
6404 issue warnings or call sorry when not inlinings an indirect edge.
6405 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6407 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6408 bit more frandly to matching.
6409 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6410 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6411 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6413 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6416 * opth-gen.awk: Suppress function specific features when building
6418 * optc-gen.awk: Ditto.
6420 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6423 * diagnostic.c (pedwarn): Add opt parameter.
6425 * c-tree.h (pedwarn_init): Add opt parameter.
6426 (pedwarn_c90): Likewise.
6427 (pedwarn_c99): Likewise.
6428 * c-errors.c (pedwarn_c99): Likewise.
6429 (pedwarn_c90): Likewise.
6430 * toplev.h (pedwarn): Update declaration.
6431 (pedwarn0): Declare.
6432 * c-lex.c: All calls to pedwarn changed.
6433 * builtins.c: All calls to pedwarn changed.
6434 * toplev.c: All calls to pedwarn changed.
6435 * c-decl.c: All calls to pedwarn changed.
6436 * c-typeck.c: All calls to pedwarn changed.
6437 * c-common.c: All calls to pedwarn changed.
6438 * c-parser.c: All calls to pedwarn changed.
6440 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6441 Karthik Kumar <karthikkumar@gmail.com>
6443 * attribs.c (file scope): Include c-common.h.
6444 (decl_attributes): Add support for #pragma GCC optimize and
6447 * targhooks.c (default_can_inline_p): New function that is the
6448 default for the TARGET_CAN_INLINE_P target hook.
6450 * targhooks.h (default_can_inline_p): Add declaration.
6452 * tree.c (cl_optimization_node): New static tree for building
6453 OPTIMIZATION_NODE tree.
6454 (cl_target_option_node): New static tree for building
6455 TARGET_OPTION_NODE tree.
6456 (cl_option_hash_table): New hash table for hashing
6457 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6458 (cl_option_hash_hash): New function to provide the hash value for
6459 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6460 (cl_option_hash_eq): New function to provide an equality test for
6461 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6462 (tree_code_size): Add support for OPTIMIZATION_NODE and
6463 TARGET_OPTION_NODE trees.
6464 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6465 TARGET_OPTION_NODE trees.
6466 (build_optimization_node): Build a tree that has all of the
6467 current optimization options.
6468 (build_target_option_node): Build a tree that has the target
6469 options that might be changed on a per function basis.
6471 * tree.h (file scope): Include options.h.
6472 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6473 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6474 (TREE_OPTIMIZATION): Ditto.
6475 (TREE_TARGET_SPECIFIC): Ditto.
6476 (struct tree_function_decl): Add fields for remembering the
6477 current optimization options and target specific options.
6478 (struct tree_optimization_option): New tree variant that remembers
6479 the optimization options.
6480 (struct tree_target_option): New tree variant that remembers the
6481 target specific flags that might change for compiling a particular
6483 (union tree_node): Include tree_optimization_option and
6484 tree_target_option fields.
6485 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6486 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6487 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6488 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6489 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6490 optimization and target options.
6491 (optimization_default_node): New macro to refer to global_trees
6493 (optimization_current_node): Ditto.
6494 (optimization_cold_node): Ditto.
6495 (optimization_hot_node): Ditto.
6496 (target_option_default_node): Ditto.
6497 (target_option_current_node): Ditto.
6498 (current_option_pragma): Ditto.
6499 (current_optimize_pragma): Ditto.
6501 * target.h (struct gcc_target): Add valid_option_attribute_p,
6502 target_option_save, target_option_restore, target_option_print,
6503 target_option_pragma_parse, and can_inline_p hooks.
6505 * toplev.h (parse_optimize_options): Add declaration.
6506 (fast_math_flags_struct_set_p): Ditto.
6508 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6509 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6512 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6513 tree_can_inline_p hook to see if one function can inline another.
6514 (cgraph_decide_inlining): Ditto.
6515 (cgraph_decide_inlining_incrementally): Ditto.
6517 * opts.c (decode_options): Add support for running multiple times
6518 to allow functions with different target or optimization options
6519 than was specified on the command line.
6520 (fast_math_flags_struct_set_p): New function that is similar to
6521 fast_math_flags_set_p, except it uses the values in the
6522 cl_optimization structure instead of global variables.
6524 * optc-gen.awk: Add support for TargetSave to allow a back end to
6525 declare new fields that need to be saved when using function
6526 specific options. Include flags.h and target.h in the options.c
6527 source. Add support for Save to indicate which options can be set
6528 for individual functions. Generate cl_optimize_save,
6529 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6530 cl_target_option_restore, cl_target_option_print functions to
6531 allow functions to use different optimization or target options.
6533 * opt-functions.awk (var_type_struct): Return the type used for
6534 storing the field in a structure.
6536 * opth-gen.awk: Add support for TargetSave to allow a back end to
6537 declare new fields that need to be saved when using function
6538 specific options. Add support for Save to indicate which options
6539 can be set for individual functions. Only generate one extern for
6540 Mask fields. Generate cl_optimization and cl_target_option
6541 structures to remember optimization and target options.
6543 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6544 collecting new tree nodes.
6545 (TS_TARGET_OPTION): Ditto.
6547 * c-decl.c (merge_decls): Merge function specific target and
6548 optimization options.
6550 * function.c (invoke_set_current_function_hook): If the function
6551 uses different optimization options, change the global variables
6554 * coretypes.h (struct cl_optimization): Add forward reference.
6555 (struct cl_target_option): Ditto.
6557 * c-pragma.c (option_stack): New static vector to remember the
6558 current #pragma GCC option stack.
6559 (handle_pragma_option): New function to support #pragma GCC option
6560 to change target options.
6561 (optimize_stack): New static vector to remember the current
6562 #pragma GCC optimize stack.
6563 (handle_pragma_optimize): New function to support #pragma GCC
6564 optimize to change optimization options.
6565 (init_pragma): Add support for #pragma GCC optimize and #pragma
6568 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6569 optimization options.
6570 (TARGET_OPTION_NODE): New tree code for remembering certain target
6573 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6574 TARGET_OPTION_NODE trees.
6576 * common.opt (-O): Add Optimization flag.
6578 (-fmath-errno): Ditto.
6579 (-falign-functions): Add UInteger flag to make sure flag gets full
6580 int in cl_optimization structure.
6581 (-falign-jumps): Ditto.
6582 (-falign-labels): Ditto.
6583 (-falign-loops): Ditto.
6584 (-fsched-stalled-insns): Ditto.
6585 (-fsched-stalled-insns-dep): Ditto.
6587 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6589 (TARGET_OPTION_SAVE): Ditto.
6590 (TARGET_OPTION_RESTORE): Ditto.
6591 (TARGET_OPTION_PRINT): Ditto.
6592 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6593 (TARGET_CAN_INLINE_P): Ditto.
6594 (TARGET_INITIALIZER): Add new hooks.
6596 * tree-inline.c (tree_can_inline_p): New function to determine
6597 whether one function can inline another. Check if the functions
6598 use compatible optimization options, and also call the backend
6601 * tree-inline.h (tree_can_inline_p): Add declaration.
6603 * c-common.c (c_common_attribute): Add support for option and
6604 optimize attributes.
6605 (handle_option_attribute): Add support for the option attribute to
6606 allow the user to specify different target options for compiling a
6608 (handle_optimize_attribute): Add support for the optimize
6609 attribute to allow the user to specify different optimization
6610 options for compiling a specific function.
6611 (handle_hot_attribute): Turn on -O3 optimization for this one
6612 function if it isn't the default optimization level.
6613 (handle_cold_attribute): Turn on -Os optimization for this one
6614 function if it insn't the default optimization.
6615 (const_char_p): New const char * typedef.
6616 (optimize_args): New static vector to remember the optimization
6618 (parse_optimize_options): New function to set up the optimization
6619 arguments from either the optimize attribute or #pragma GCC optimize.
6621 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6622 (builtin_define_std): Ditto.
6624 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6625 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6626 (x86_64-*-*): Ditto.
6628 * Makefile.in (TREE_H): Add options.h.
6629 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6631 * doc/extend.texi (option attribute): Document new attribute.
6632 (optimize attribute): Ditto.
6633 (hot attribute): Document hot attribute sets -O3.
6634 (cold attribute): Document cold attribute sets -Os.
6635 (#pragma GCC option): Document new pragma.
6636 (#pragma GCC optimize): Ditto.
6638 * doc/options.texi (TargetSave): Document TargetSave syntax.
6639 (UInteger): Document UInteger must be used for certain flags.
6640 (Save): Document Save option to create target specific options
6641 that can be saved/restored on a function specific context.
6643 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6644 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6646 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6647 (TARGET_OPTION_SAVE): Ditto.
6648 (TARGET_OPTION_RESTORE): Ditto.
6649 (TARGET_OPTION_PRINT): Ditto.
6650 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6651 (TARGET_CAN_INLINE_P): Ditto.
6653 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6655 (-mfpmath=both): Ditto.
6657 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6658 Karthik Kumar <karthikkumar@gmail.com>
6660 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6661 (TARGET_POPCNT): Ditto.
6662 (TARGET_SAHF): Ditto.
6663 (TARGET_AES): Ditto.
6664 (TARGET_PCLMUL): Ditto.
6665 (TARGET_CMPXCHG16B): Ditto.
6666 (TARGET_RECIP): Move switch into target_flags.
6667 (TARGET_FUSED_MADD): Ditto.
6668 (ix86_arch_features): Make an unsigned char type.
6669 (ix86_tune_features): Ditto.
6670 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6671 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6672 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6674 * config/i386/i386.opt (arch): New TargetSave field to define
6675 fields that need to be saved for function specific option support.
6678 (branch_cost): Ditto.
6679 (ix86_isa_flags_explicit): Ditto.
6680 (tune_defaulted): Ditto.
6681 (arch_specified): Ditto.
6682 (-m128-long-double): Add Save flag to save option for target
6683 specific option support.
6685 (-maccumulate-outgoing-args): Ditto.
6686 (-malign-double): Ditto.
6687 (-malign-stringops): Ditto.
6688 (-mfancy-math-387): Ditto.
6689 (-mhard-float): Ditto.
6691 (-minline-all-stringops): Ditto.
6692 (-minline-stringops-dynamically): Ditto.
6693 (-mms-bitfields): Ditto.
6694 (-mno-align-stringops): Ditto.
6695 (-mno-fancy-math-387): Ditto.
6696 (-mno-push-args): Ditto.
6697 (-mno-red-zone): Ditto.
6698 (-mpush-args): Ditto.
6699 (-mred-zone): Ditto.
6701 (-msseregparm): Ditto.
6702 (-mstack-arg-probe): Ditto.
6717 (-mrecip): Move flag into target_flags.
6719 (-mno-fused-madd): Ditto.
6720 (-mfused-madd): Ditto.
6721 (-mabm): Move flag into ix86_isa_flags.
6728 * config/i386/i386-c.c: New file for #pragma support.
6729 (ix86_target_macros_internal): New function to #define or #undef
6730 target macros based when the user uses the #pragma GCC option to
6731 change target options.
6732 (ix86_pragma_option_parse): New function to add #pragma GCC option
6734 (ix86_target_macros): Move defining the target macros here from
6735 TARGET_CPU_CPP_BUILTINS in i386.h.
6736 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6737 defined, initialize any subtarget #pragmas.
6739 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6740 REGISTER_TARGET_PRAGMAS.
6742 * config/i386/t-i386: New file for x86 dependencies.
6743 (i386.o): Make dependencies mirror the include files used.
6744 (i386-c.o): New file, add dependencies.
6746 * config/i386/i386-protos.h (override_options): Add bool argument.
6747 (ix86_valid_option_attribute_tree): Add declaration.
6748 (ix86_target_macros): Ditto.
6749 (ix86_register_macros): Ditto.
6751 * config/i386/i386.c (ix86_tune_features): Move initialization of
6752 the target masks to initial_ix86_tune_features to allow functions
6753 to have different target options. Make type unsigned char,
6754 instead of unsigned int.
6755 (initial_ix86_tune_features): New static vector to hold processor
6756 masks for the tune variables.
6757 (ix86_arch_features): Move initialization of the target masks to
6758 initial_ix86_arch_features to allow functions to have different
6759 target options. Make type unsigned char, instead of unsigned int.
6760 (initial_ix86_arch_features): New static vector to hold processor
6761 masks for the arch variables.
6762 (enum ix86_function_specific_strings): New enum to describe the
6763 string options used for attribute((option(...))).
6764 (ix86_target_string): New function to return a string that
6765 describes the target options.
6766 (ix86_debug_options): New function to print the current options in
6768 (ix86_function_specific_save): New function hook to save the
6769 function specific global variables in the cl_target_option structure.
6770 (ix86_function_specific_restore): New function hook to restore the
6771 function specific variables from the cl_target_option structure to
6772 the global variables.
6773 (ix86_function_specific_print): New function hook to print the
6774 target specific options in the cl_target_option structure.
6775 (ix86_valid_option_attribute_p): New function hook to validate
6776 attribute((option(...))) arguments.
6777 (ix86_valid_option_attribute_tree): New function that is common
6778 code between attribute((option(...))) and #pragma GCC option
6779 support that parses the options and returns a tree holding the options.
6780 (ix86_valid_option_attribute_inner_p): New helper function for
6781 ix86_valid_option_attribute_tree.
6782 (ix86_can_inline_p): New function hook to decide if one function
6783 can inline another on a target specific basis.
6784 (ix86_set_current_function); New function hook to switch target
6785 options if the user used attribute((option(...))) or #pragma GCC
6787 (ix86_tune_defaulted): Move to static file scope from
6789 (ix86_arch_specified): Ditto.
6790 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6792 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6793 (OPTION_MASK_ISA_ABM_SET): Ditto.
6794 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6795 (OPTION_MASK_ISA_CX16_SET): Ditto.
6796 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6797 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6798 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6799 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6800 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6801 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6802 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6803 (struct ptt): Move to static file scope from override_options.
6804 (processor_target_table): Ditto.
6806 (ix86_handle_option): Add support for options that are now isa options.
6807 (override_options): Add support for declaring functions that
6808 support different target options than were specified on the
6809 command line. Move struct ptt, processor_target_table, cpu_names,
6810 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6811 Add bool argument. Fix up error messages so the appropriate error
6812 is given for either command line or attribute.
6813 (ix86_previous_fndecl): New static to remember previous function
6814 declaration to see if we need to change target options.
6815 (ix86_builtins_isa): New array to record the ISA of each builtin
6817 (def_builtin): Always create the builtin function, even if the
6818 current ISA doesn't support it.
6819 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6820 tests for those builtins.
6821 (ix86_init_builtins): Remove TARGET_MMX test for calling
6822 ix86_init_mmx_sse_builtins.
6823 (ix86_expand_builtin): If the current ISA doesn't support a given
6824 builtin, signal an error.
6825 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6826 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6827 (TARGET_OPTION_SAVE): Ditto.
6828 (TARGET_OPTION_RESTORE): Ditto.
6829 (TARGET_OPTION_PRINT): Ditto.
6830 (TARGET_CAN_INLINE_P): Ditto.
6832 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
6834 * c-typeck.c (build_external_ref): Don't call assemble_external.
6835 * final.c (output_operand): Call assemble_external.
6837 2008-07-21 DJ Delorie <dj@redhat.com>
6839 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6840 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6842 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6844 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6845 original insn and splitter contents into ...
6846 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6847 flag_unsafe_math_optimizations. Add dummy scratch register.
6848 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6849 !flag_unsafe_math_optimizations. Returns number with next
6850 highest magnitude if this is still less or equal to the true
6851 quotient in magnitude.
6853 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
6855 * Makefile.in: Replace toplev.h with TOPLEV_H.
6856 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6857 * c-lex.c (fe_file_change): Don't set in_system_header.
6858 * c-parser.c (c_token): Remove in_system_header.
6859 (c_lex_one_token): Don't set in_system_header.
6860 (c_parser_set_source_position_from_token): Don't set in_system_header.
6861 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6864 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6865 * flags.h (in_system_header): Remove.
6866 * function.c (saved_in_system_header): Remove.
6867 (push_cfun): Don't set in_system_header.
6868 (pop_cfun): Don't set in_system_header.
6869 (push_struct_function): Don't set in_system_header.
6870 * input.h (expanded_location): Add sysp.
6871 (in_system_header_at): New.
6872 (in_system_header): New.
6873 * toplev.c (in_system_header): Remove.
6874 * toplev.h: Include input.h
6876 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6877 * tree-ssa.c (warn_uninit): Call warning_at.
6878 (warn_uninitialized_var): Update calls to warn_uninit.
6879 (warn_uninitialized_phi): Update calls to warn_uninit.
6880 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6881 (expand_location): Initialize xloc.sysp.
6882 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6883 (tree_decl_with_vis): Remove in_system_header_flag.
6885 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6888 * recog.c (asm_operand_ok): Change the order of the extra
6889 memory constraint checks.
6891 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6894 * tree-switch-conversion.c (build_one_array): Call
6895 varpool_mark_needed_node and varpool_finalize_decl
6896 instead of assemble_variable.
6898 2008-07-19 Jan Hubicka <jh@suse.cz>
6900 * cgraph.c (cgraph_add_new_function): Do early local passes.
6901 * tree-nrv.c (gate_pass_return_slot): New gate.
6902 (pass_nrv): Add the gate.
6903 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6905 (coalesce_ssa_name): Coalesce SSA names.
6906 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6907 not optimizing so unused user vars remains visible.
6908 * common.opt (flag_tree_ter): Always enable by default.
6909 * tree-ssa-ter.c: Include flags.h
6910 (is_replaceable_p): Check that locations match; when aliasing is missing
6911 be conservative about loads.
6912 * tree-optimize.c (gate_init_datastructures): Remove.
6913 (pass_init_datastructures): New.
6914 * passes.c: Reorder passes so we always go into SSA.
6916 2008-07-19 Jan Hubicka <jh@suse.cz>
6918 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6919 * doc/invoke.texi (--combine): Likewise.
6920 (-finline-functions-called-once): Update levels when enabled.
6921 (-funit-at-a-time): Document new behaviour.
6922 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6923 -fno-section-anchors when disabled explicitly.
6924 (inline params): They are not ignored now.
6925 (precompiled headers): Remove unit-at-a-time as being incompatible.
6926 * opts.c (decode_options): Handle unit-at-a-time as alias;
6927 imply -fno-section-anchors when toplevel reorder is disabled
6929 * common.opt (ftoplevel-reorder): Set default value to 2.
6930 (funit-at-a-time): Set default value to 1.
6931 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6934 2008-07-19 Jan Hubicka <jh@suse.cz>
6936 * builtins.c (expand_builtin_int_roundingfn,
6937 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6940 2008-07-19 Richard Guenther <rguenther@suse.de>
6943 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6944 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6945 * tree-ssa-pre.c (get_expr_value_id): For newly created
6946 constant value-ids make sure to add the expression to its
6949 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6952 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6953 return value of the builtin is ignored.
6955 2008-07-19 Olivier Hainque <hainque@adacore.com>
6957 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6958 bits, a C conformant malloc implementation has to provide.
6959 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6961 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6965 * reload.c (find_reloads_subreg_address): Only reload address if
6966 reloaded == 0, not for reloaded != 1.
6969 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6970 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6971 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6972 m32c_legitimize_reload_address.
6974 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6975 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6976 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6978 2008-07-19 Olivier Hainque <hainque@adacore.com>
6980 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6981 argument, saying whether nested array are to be collapsed
6982 into a single array type DIE with multiple subscripts.
6983 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6984 issues, centralize the nested array types collapsing control and
6985 disable the transformation for Ada.
6987 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6990 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6992 (x86_64_shift_adj_2): New expander.
6993 (x86_64_shift_adj_3): Ditto.
6994 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6995 to split TImode operands.
6996 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6997 (ix86_split_lshr): Ditto.
6999 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7001 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7002 and __CHAR32_TYPE__.
7003 * c-typeck.c (digest_init): Support char16_t and char32_t.
7004 (set_nonincremental_init_from_string): Idem.
7006 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7009 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7010 PREFERRED_STACK_BOUNDARY.
7011 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7013 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7016 * function.c (locate_and_pad_parm): Cap boundary earlier.
7018 2008-07-17 Julian Brown <julian@codesourcery.com>
7020 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7021 no-op for targets which don't use DLLs.
7023 2008-07-17 Martin Jambor <mjambor@suse.cz>
7025 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7026 that nodes are relevant by examining the node->analyzed flag.
7027 (ipcp_init_stage): Check which nodes are relevant, assert that the
7028 relevant ones are also required.
7029 (ipcp_propagate_stage): Check on the side arrays are properly
7031 (ipcp_print_all_jump_functions): Make sure not to touch any node
7032 that is not analyzed or an edge that does not have a corresponding
7033 entry in the on-the-side vectors.
7034 (ipcp_function_scale_print): Likewise.
7035 (ipcp_update_callgraph): Check that the node is relevant.
7036 (ipcp_insert_stage): Check that the node is relevant. Check there is
7037 an info for every node and edge.
7038 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7039 (ipa_print_all_tree_maps): Likewise and a new variable info.
7040 (ipa_print_all_params_modified): Likewise.
7041 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7043 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7046 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7048 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7050 PR rtl-optimization/36753
7051 * fwprop.c (use_killed_between): Don't shortcut
7052 single-definition global registers.
7054 2008-07-16 Jan Hubicka <jh@suse.cz>
7056 * cgraph.h (varpool_empty_needed_queue): Declare.
7057 * cgraphunit.c (output_in_order): Mark all variables as needed;
7059 * varpool.c (varpool_assemble_node): Update debug queue.
7060 (varpool_assemble_pending_decls): Don't do it here.
7061 (varpool_empty_needed_queue): New function.
7063 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7065 * recog.c (peephole2_optimize): Fix formatting.
7067 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7069 * c-pch.c (get_ident): Avoid C++ keywords.
7070 * combine-stack-adj.c (single_set_for_csa): Likewise.
7071 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7072 output_asm_insn): Likewise.
7073 * reload.c (push_secondary_reload, find_reusable_reload,
7074 push_reload, combine_reloads, find_reloads,
7075 debug_reload_to_stream): Likewise.
7076 * reload.h (struct reload): Likewise.
7077 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7078 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7079 emit_output_reload_insns): Likewise.
7080 * targhooks.c (default_secondary_reload): Likewise.
7081 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7083 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7085 * recog.c (validate_change_1, validate_change,
7086 validate_unshare_change, validate_replace_rtx_1, struct
7087 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7089 * reload.c (push_secondary_reload, secondary_reload_class,
7090 scratch_reload_class, find_valid_class, find_reusable_reload,
7091 push_reload, find_dummy_reload, find_reloads_address_1,
7092 find_reloads_address_part, find_equiv_reg): Likewise.
7093 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7094 choose_reload_regs): Likewise.
7095 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7097 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7098 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7099 * sched-rgn.c (concat_INSN_LIST): Likewise.
7100 * stor-layout.c (mode_for_size, mode_for_size_tree,
7101 smallest_mode_for_size): Likewise.
7103 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7105 * cfg.c (dump_reg_info): Avoid C++ keywords.
7106 * dwarf2asm.c (dw2_force_const_mem,
7107 dw2_asm_output_encoded_addr_rtx): Likewise.
7108 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7109 * expmed.c (expand_shift): Likewise.
7110 * global.c (find_reg): Likewise.
7111 * graph.c (draw_edge): Likewise.
7112 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7113 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7114 widen_clz, widen_bswap, expand_parity, expand_unop,
7115 emit_cmp_and_jump_insn_1): Likewise.
7116 * postreload.c (reload_cse_simplify_operands): Likewise.
7117 * ra.h (add_neighbor): Likewise.
7118 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7119 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7120 record_reg_classes, copy_cost, record_address_regs,
7121 invalid_mode_change_p): Likewise.
7122 * regrename.c (regrename_optimize, scan_rtx_reg,
7123 dump_def_use_chain, find_oldest_value_reg,
7124 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7126 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7128 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7129 MASK_POWERPC64 for power4 in previous commit.
7131 2008-07-16 Olivier Hainque <hainque@adacore.com>
7133 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7134 instead of bare conversion to cast const-ness away.
7136 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7138 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7139 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7140 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7141 (TARGET_FUNCTION_VALUE): Define.
7143 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7145 * config/rs6000/rs6000.c (processor_target_table): Add
7146 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7148 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7151 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7152 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7153 m32c_legitimize_reload_address.
7155 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7157 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7158 DECL_IN_SYSTEM_HEADER in sync.
7160 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7162 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7163 * tree-ssa-pre.c (pre_expr_eq): Ditto
7164 (get_constant_for_value_id): Take a type as an argument.
7165 (fully_constant_expression): Pass in type.
7166 (find_or_generate_expression): Short circuit constant case.
7167 (create_expression_by_pieces): Remove special casing of
7169 (do_regular_insertion): Short circuit constant case.
7170 (do_partial_partial_insertion): Ditto.
7172 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7175 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7177 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7179 * config/xtensa/libgcc-xtensa.ver: New file.
7180 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7182 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7184 * df-problems.c (df_set_note): Avoid C++ keywords.
7185 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7186 * dse.c (record_store, remove_useless_values): Likewise.
7187 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7188 gen_reg_rtx_offset, operand_subword, change_address_1,
7189 change_address, adjust_address_1, offset_address,
7190 widen_memory_access, emit_copy_of_insn_after): Likewise.
7191 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7192 * fwprop.c (should_replace_address, propagate_rtx_1,
7193 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7195 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7196 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7197 * lcm.c (compute_insert_delete, pre_edge_lcm,
7198 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7199 * lower-subreg.c (resolve_reg_notes): Likewise.
7200 * mode-switching.c (optimize_mode_switching): Likewise.
7202 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7204 * bt-load.c (add_btr_def, migrate_btr_def,
7205 branch_target_load_optimize): Avoid C++ keywords.
7206 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7208 * combine.c (subst, simplify_set, make_extraction,
7209 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7210 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7211 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7213 2008-07-15 Richard Guenther <rguenther@suse.de>
7216 * c-common.c (strict_aliasing_warning): Do not warn for
7217 TYPE_REF_CAN_ALIAS_ALL pointers.
7218 (c_common_get_alias_set): may_alias types are not special.
7219 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7220 attribute and set can_ref_all accordingly.
7221 (build_reference_type_for_mode): Likewise.
7222 * doc/extend.texi (may_alias): Clarify.
7224 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7227 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7228 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7230 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7233 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7234 gcc_assert, instead call output_operand_lossage.
7236 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7238 * builtins.c (std_canonical_va_list): Treat structure based
7241 2008-07-15 Ben Elliston <bje@au.ibm.com>
7243 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7245 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7247 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7250 2008-07-14 Jan Hubicka <jh@suse.cz>
7252 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7253 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7254 fix predicates and constraints.
7255 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7256 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7258 2008-07-14 Doug Kwan <dougkwan@google.com>
7260 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7261 additional option file arm/eabi.opt.
7262 * config/arm/eabi.h (File): New configuration file for EABI targets.
7263 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7264 SUBSUBTARGET_EXTRA_SPECS.
7265 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7266 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7267 from STARTFILE_SPEC so that it can be referenced in an override.
7268 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7269 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7270 can be referenced in an override.
7271 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7272 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7273 so that it can be referenced in an override.
7274 (LINK_SPEC): Use BPABI_LINK_SPEC.
7275 * config/arm/eabi.opt (File): New.
7277 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7279 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7280 (FIXED_VALUE_H): New variable.
7281 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7282 input.h, fixed-value.h.
7283 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7284 (BASIC_BLOCK_H): Use $(BITMAP_H).
7285 (FUNCTION_H): Add varray.h.
7286 (IPA_REFERENCE_H): Use $(BITMAP_H).
7287 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7288 (DF_H): Use $(BITMAP_H).
7289 (GGC_H): Add statistics.h.
7291 (INSN_ATTR_H): Use it.
7292 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7294 (SYMTAB_H): Add $(OBSTACK_H).
7295 (CPP_INTERNAL_H): New.
7296 (TREE_DUMP_H): Add tree-pass.h.
7297 (TREE_FLOW_H): Use $(BITMAP_H)
7298 (PRETTY_PRINT_H): Use $(INPUT_H).
7299 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7302 (many object files): Fix lots of header dependencies throughout.
7304 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7306 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7308 (s-gtyp-input): Use them to write tmp-gi.list.
7309 (echo_to_gi.list): Remove.
7311 2008-07-14 Richard Guenther <rguenther@suse.de>
7313 * tree-ssa-sccvn.c (pre_info): Remove.
7314 (switch_to_PRE_table): Likewise.
7315 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7316 (set_hashtable_value_ids): Do not create value-ids for the
7318 (run_scc_vn): Remove double test. Remove bogus special-case
7319 in value-number printing.
7320 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7321 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7323 * tree-flow-inline.h (get_value_handle): Remove.
7324 * tree-flow.h (get_value_handle): Remove.
7326 2008-07-14 Martin Jambor <mjambor@suse.cz>
7328 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7329 in which we generate arithmetics is not a subrange.
7331 2008-07-14 Martin Jambor <mjambor@suse.cz>
7333 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7335 2008-07-14 Richard Guenther <rguenther@suse.de>
7337 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7339 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7342 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7343 reload for symbol refs moved to r0 with -fPIC.
7344 (legitimize_pic_address): Use the target register as temporary
7346 (emit_symbolic_move): Adjust comment.
7347 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7350 2008-07-14 Ben Elliston <bje@au.ibm.com>
7352 * c-common.h (C_CPP_HASHNODE): New macro.
7353 * coretypes.h (struct cpp_token): Forward declare.
7354 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7355 the context-sensitive keyword method.
7356 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7357 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7358 expand_bool_pixel): New.
7359 (altivec_categorize_keyword): New function.
7360 (init_vector_keywords): New function.
7361 (rs6000_macro_to_expand): Likewise.
7362 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7363 compiling an ISO C dialect.
7365 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7367 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7368 (create_expression_by_pieces): Fix typo.
7369 (do_regular_insertion): Use debug counter here too.
7371 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7374 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7375 CONST_OK_FOR_LETTER_P. All port-local users changed.
7376 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7377 implement Kp matching power-of-two.
7378 (CONSTRAINT_LEN): Define to match.
7379 * config/cris/cris.md: Replace all use of constraint K with Kc.
7380 ("*btst*): Use Kp for operand 0 of last alternative.
7382 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7385 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7388 2008-07-13 Jan Hubicka <jh@suse.cz>
7390 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7393 2008-07-13 Richard Guenther <rguenther@suse.de>
7396 * langhooks.c (lhd_print_error_function): Deal with recursive
7399 2008-07-12 Jan Hubicka <jh@suse.cz>
7401 * cgraph.c (assembler_name_hash): New static var.
7402 (hash_node_by_assembler_name, eq_assembler_name): New.
7403 (cgraph_node_for_asm): Use hashtable.
7404 (cgraph_remove_node): Maintain hashtable.
7405 (change_decl_assembler_name): Sanity check that names are not changing
7406 after aliasing was processed.
7407 * cgraph.h (varpoon_node): Add next GGC marker.
7408 * tree.c (decl_assembler_name_equal): Constify.
7409 (decl_assembler_name_hash): New.
7410 * tree.h (decl_assembler_name_equal): Constify.
7411 (decl_assembler_name_hash): Update.
7413 2008-07-12 David Daney <ddaney@avtrex.com>
7415 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7418 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7420 * doc/md.texi: Document the MIPS "v" constraint.
7421 * config/mips/mips.h (reg_class): Revert last change.
7422 (REG_CLASS_NAMES): Likewise.
7423 (REG_CLASS_CONTENTS): Likewise.
7424 * config/mips/mips.c (mips_regno_to_class): Likewise.
7425 * config/mips/constraints.md (v): Likewise, but add documentation.
7426 Add a comment to say that this constraint should not be used in
7429 2008-07-11 DJ Delorie <dj@redhat.com>
7431 * config/h8300/h8300.md (length): Fix branch offset limit.
7433 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7435 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7436 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7437 (avr_hard_regno_scratch_ok): New function.
7438 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7439 * config/avr/avr.md (all peepholes that request a scratch register):
7440 Remove avr_peep2_scratch_safe use.
7442 2008-07-11 Tom Tromey <tromey@redhat.com>
7443 Ian Lance Taylor <iant@google.com>
7445 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7446 (struct c_common_resword): Define.
7447 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7448 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7449 (c_common_reswords, num_c_common_reswords): Declare.
7450 * c-common.c (c_common_reswords): New global const array.
7451 (num_c_common_reswords): New const int.
7452 * c-parser.c (struct resword, reswords): Don't define.
7453 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7454 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7455 than reswords. If warning about C++ keywords, give them a special
7457 (c_lex_one_token): Warn about C++ keywords. Call
7458 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7459 (c_parser_external_declaration): Look for RID_xxx rather than
7460 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7461 (c_parser_statement_after_labels): Likewise.
7462 (c_parser_objc_class_instance_variables): Likewise.
7463 (c_parser_objc_class_declaration): Likewise.
7464 (c_parser_objc_try_catch_statement): Likewise.
7465 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7466 (declspecs_add_type): Likewise.
7468 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7470 * ggc-page.c (alloc_page):
7471 Substituting xmalloc, xcalloc with
7472 XNEWVEC and XCNEWVAR macros which add the
7475 2008-07-11 Richard Guenther <rguenther@suse.de>
7477 PR tree-optimization/36765
7478 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7479 aliases from HEAP vars to SMTs.
7481 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7483 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7484 * configure.ac (loose_warn): Move -Wc++-compat from here...
7485 (strict_warn): ...to here.
7486 * configure: Regenerate.
7488 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7490 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7491 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7492 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7493 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7494 excluding more specific h8300-*-* and sh-*-* targets.
7496 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7498 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7500 (execute_pre): Call loop_optimizer_finalize in early exit.
7502 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7505 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7506 uids in the bitmap, not just VAR_DECL uids.
7508 PR rtl-optimization/36419
7509 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7510 (combine_stack_adjustments_for_block): Call it if needed. Delete
7512 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7513 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7514 prologue sp adjustment.
7516 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7519 * opts.c (print_ignored_options): Report postponed diagnostics for
7520 unknown -Wno-* options as warnings, not errors.
7521 (postpone_unknown_option_error): Renamed to...
7522 (postpone_unknown_option_warning): ... this.
7524 2008-07-09 Doug Kwan <dougkwan@google.com>
7527 2008-07-08 Doug Kwan <dougkwan@google.com>
7529 * config/arm/arm.opt (mandroid): New option.
7530 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7531 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7533 (CC1PLUS_SPEC): Same.
7535 (STARTFILE_SPEC): Same.
7536 (ENDFILE_SPEC): Same.
7537 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7540 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7543 * config/mips/mips.h (reg_class): Remove V1_REG.
7544 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7545 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7547 (mips_get_tp): New function.
7548 (mips_legitimize_tls_address): Use it.
7549 * config/mips/constraints.md (v): Delete.
7550 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7551 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7552 After reload, split into a move and ...
7553 (*tls_get_tp_<mode>_split): ...this new instruction.
7555 2008-07-09 David Daney <ddaney@avtrex.com>
7557 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7559 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7561 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7562 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7564 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7565 htab_delete should be called. Don't free c.
7566 (lookup_tmp_var): Create temp_htab lazily.
7567 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7568 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7570 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7571 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7572 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7573 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7574 * tree-sra.c (generate_element_init): Likewise.
7575 * tree-mudflap.c (execute_mudflap_function_ops,
7576 execute_mudflap_function_decls): Likewise.
7577 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7578 * tree-gimple.h (struct gimplify_ctx): New type.
7579 (push_gimplify_context): Adjust prototype.
7581 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7583 * tree-ssa-pre.c (phi_translate_1): Update placement of
7586 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7588 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7589 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7590 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7591 * targhooks.c (default_hard_regno_scratch_ok): New function.
7592 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7593 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7594 * recog.c: Include "target.h".
7595 (peep2_find_free_register): Add check for global regs. Add target
7597 * Makefile.in (recog.o): Depend on target.h.
7599 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7601 * config/sh/sh.c (sh_canonical_va_list_type): New.
7602 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7604 2008-07-09 Raksit Ashok <raksit@google.com>
7606 * doc/invoke.texi (Option Summary): Mention new option
7607 -Wdisallowed-function-list=...
7608 (Warning Options): Document -Wdisallowed-function-list=...
7609 * common.opt (Wdisallowed-function-list=): New flag.
7610 * flags.h (warn_disallowed_functions): External definition of new
7611 boolean warning flag.
7612 (warn_if_disallowed_function_p): Declare new function.
7613 * opts.c (warning_disallowed_functions): New static variable.
7614 (warn_disallowed_functions): New boolean warning flag.
7615 (warn_if_disallowed_function_p): New function.
7616 (add_comma_separated_to_vector): Rename
7617 add_instrument_functions_exclude_list to this.
7618 (common_handle_option): Handle new option. Rename calls to
7619 add_instrument_functions_exclude_list into calls to
7620 add_comma_separated_to_vector.
7621 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7622 based on flag warn_disallowed_functions.
7624 2008-07-09 Christian Bruel <christian.bruel@st.com>
7626 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7627 instead of get_attr_length.
7629 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7631 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7633 * genemit.c (gen_insn): Likewise.
7634 * gengtype.c (note_def_vec): Likewise.
7635 * gengtype.h (note_def_vec): Likewise.
7636 * genoutput.c (struct data, output_insn_data, process_template,
7637 gen_expand, gen_split, note_constraint): Likewise.
7638 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7639 make_insn_sequence): Likewise.
7640 * gensupport.c (record_insn_name): Likewise.
7642 2008-07-08 Doug Kwan <dougkwan@google.com>
7644 * config/arm/arm.opt (mandroid): New option.
7645 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7646 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7648 (CC1PLUS_SPEC): Same.
7650 (STARTFILE_SPEC): Same.
7651 (ENDFILE_SPEC): Same.
7652 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7655 2008-07-08 Raksit Ashok <raksit@google.com>
7657 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7658 (set_storage_via_setmem): Fix expected_align parameter.
7659 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7660 missing from the list.
7661 * doc/md.texi (movmem): Explicitly state that expected alignment is
7662 to be expressed in bytes.
7663 (setmem): Explicitly state that expected alignment is to be expressed
7666 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7668 * reload.c (find_reloads_subreg_address): Do not require validity
7669 of address in original mode before reloading address.
7671 2008-07-07 Tianwei Sheng <tianweis@google.com>
7673 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7674 bounds array access.
7676 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7678 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7680 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7682 Fix PR tree-optimization/23455
7683 Fix PR tree-optimization/35286
7684 Fix PR tree-optimization/35287
7685 * Makefile.in (OBJS-common): Remove tree-vn.o.
7686 (tree-vn.o): Remove.
7687 * dbgcnt.def: Add treepre_insert debug counter.
7688 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7689 (debug_value_expressions): Ditto.
7690 (print_value_expressions): Ditto.
7691 * tree-pretty-print.c (dump_generic_node): Updated for
7692 VALUE_HANDLE removal.
7693 * tree-ssa-dom.c (record_equality): Ditto.
7694 (cprop_operand): Ditto.
7695 (lookup_avail_expr): Ditto.
7696 * tree-ssa-threadedge.c
7697 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7698 (simplify_control_stmt_condition): Ditto.
7699 * tree.c (tree_code_size): Ditto.
7700 (tree_node_structure): Ditto.
7701 (iterative_hash_expr): Ditto.
7703 * tree.h (VALUE_HANDLE_ID): Ditto.
7704 (VALUE_HANDLE_EXPR_SET): Ditto.
7705 (struct tree_value_handle): Ditto.
7706 (union tree_node): Ditto.
7707 * treestruct.def: Ditto.
7708 * tree-vn.c: Removed.
7709 * tree-ssa-pre.c: Rewritten entirely.
7710 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7711 (constant_value_ids): Ditto.
7712 (vn_nary_op_t): Moved to header.
7714 (vn_reference_op_t): Ditto
7715 (vn_reference_t): Ditto.
7716 (next_value_id): New variable.
7717 (VN_INFO): Add an assert.
7718 (vn_constant_eq): New function.
7719 (vn_constant_hash): Ditto.
7720 (get_or_alloc_constant_value_id): Ditto.
7721 (value_id_constant_p): Ditto.
7722 (vn_reference_compute_hash): De-staticify.
7723 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7724 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7725 (valueize_refs): Update opcode if it changes from ssa name to constant.
7726 (vn_reference_lookup_1): Add new argument.
7727 (vn_reference_lookup): Ditto.
7728 (vn_reference_lookup_pieces): New function.
7729 (vn_reference_insert): Add return type. Modify to deal with value ids.
7730 (vn_reference_insert_pieces): New function.
7731 (vn_nary_op_compute_hash): De-staticify.
7732 (vn_nary_op_eq): Ditto.
7733 (vn_nary_op_lookup_pieces): New function.
7734 (vn_nary_op_lookup): Add new argument.
7735 (vn_nary_op_insert_pieces): New function.
7736 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7737 (vn_phi_insert): Ditto.
7738 (visit_unary_op): Update for callee changes.
7739 (visit_binary_op): Ditto.
7740 (visit_reference_op_load): Ditto.
7741 (visit_reference_op_store): Ditto.
7742 (init_scc_vn): Init next_value_id, constant_to_value_id and
7744 (free_scc_vn): Free them.
7745 (set_hashtable_value_ids): New function.
7746 (run_scc_vn): Use it.
7747 (get_max_value_id): New function.
7748 (get_next_value_id): Ditto.
7749 (expressions_equal_p): Moved from tree-vn.c
7750 (sort_vuses): Ditto.
7751 (sort_vuses_heap): Ditto.
7752 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7754 * tree.c (iterative_hash_hashval_t): Made non-static
7755 * tree.h (iterative_hash_hashval_t): Declare it.
7757 2008-07-08 Martin Jambor <mjambor@suse.cz>
7759 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7760 instead of ipa_create_node_params.
7761 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7762 ipa_check_create_edge_args, free them with
7763 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7765 * ipa-prop.c: Include flags.h and tree-inline.h.
7766 (ipa_node_params_vector): New variable.
7767 (ipa_edge_args_vector): New variable.
7768 (edge_removal_hook_holder): New variable.
7769 (node_removal_hook_holder): New variable.
7770 (edge_duplication_hook_holder): New variable.
7771 (node_duplication_hook_holder): New variable.
7772 (ipa_detect_param_modifications): Check for presence of modified flags.
7773 (ipa_compute_jump_functions): Check for presence of jump functions.
7774 (ipa_free_edge_args_substructures): New function.
7775 (ipa_create_node_params): Removed.
7776 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7777 (ipa_free_node_params_substructures): New function.
7778 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7780 (ipa_edge_removal_hook): New function.
7781 (ipa_node_removal_hook): New function.
7782 (duplicate_array): New function.
7783 (ipa_edge_duplication_hook): New function.
7784 (ipa_node_duplication_hook): New function.
7785 (ipa_register_cgraph_hooks): New function.
7786 (ipa_unregister_cgraph_hooks): New function.
7787 (free_all_ipa_structures_after_ipa_cp): New function.
7789 * ipa-prop.h: Include vec.h.
7790 (ipa_node_params_t): New typedef with vector types for it.
7791 (ipa_edge_args_t): New typedef with vector types for it.
7792 (IPA_NODE_REF): Changed to access an on-the-side vector.
7793 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7794 (ipa_check_create_node_params): New function.
7795 (ipa_check_create_edge_args): New function.
7797 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7800 2008-07-07 Tom Tromey <tromey@redhat.com>
7802 * configure, config.in: Rebuilt.
7803 * configure.ac: Don't check for scandir or alphasort.
7805 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7807 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7808 types immediately after creating them.
7810 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7812 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7814 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7816 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7817 dump_constraint_graph.
7818 (dump_constraint_edge): New function.
7819 (dump_constraint_graph): New function.
7820 (debug_constraint_graph): New function.
7821 (dump_constraint): Removed useless comparison.
7822 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7823 (dump_constraint_graph): Declare.
7824 (debug_constraint_graph): Declare.
7825 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7827 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7829 * config/i386/i386.c (is_va_list_char_pointer): New.
7830 (ix86_va_start): Replace compare with ms_va_list_type_node
7831 by is_va_list_char_pointer.
7832 (ix86_gimplify_va_arg): Likewise.
7834 2008-07-07 Martin Jambor <mjambor@suse.cz>
7836 * cgraph.c (cgraph_edge_max_uid): New variable.
7837 (struct cgraph_edge_hook_list): New type.
7838 (struct cgraph_node_hook_list): New type.
7839 (struct cgraph_2edge_hook_list): New type.
7840 (struct cgraph_2node_hook_list): New type.
7841 (first_cgraph_edge_removal_hook): New variable.
7842 (first_cgraph_node_removal_hook): New variable.
7843 (first_cgraph_edge_duplicated_hook): New variable.
7844 (first_cgraph_node_duplicated_hook): New variable.
7845 (cgraph_add_edge_removal_hook): New function.
7846 (cgraph_remove_edge_removal_hook): New function.
7847 (cgraph_call_edge_removal_hooks): New function.
7848 (cgraph_add_node_removal_hook): New function.
7849 (cgraph_remove_node_removal_hook): New function.
7850 (cgraph_call_node_removal_hooks): New function.
7851 (cgraph_add_edge_duplication_hook): New function.
7852 (cgraph_remove_edge_duplication_hook): New function.
7853 (cgraph_call_edge_duplication_hooks): New function.
7854 (cgraph_add_node_duplication_hook): New function.
7855 (cgraph_remove_node_duplication_hook): New function.
7856 (cgraph_call_node_duplication_hooks): New function.
7857 (cgraph_create_edge): Assign to edge uid.
7858 (cgraph_remove_edge): Call edge removal hooks.
7859 (cgraph_node_remove_callees): Call edge removal hooks.
7860 (cgraph_node_remove_callers): Call edge removal hooks.
7861 (cgraph_remove_node): Call node removal hooks.
7862 (cgraph_clone_edge): Call edge duplication hooks.
7863 (cgraph_clone_node): Call node duplication hooks.
7865 * cgraph.h (cgraph_edge): New field uid.
7866 (cgraph_edge_hook): New type.
7867 (cgraph_node_hook): New type.
7868 (cgraph_2edge_hook): New type.
7869 (cgraph_2node_hook): New type.
7871 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7873 * config.in: Regenerate.
7875 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7877 * gcc.c (print_sysroot): New.
7878 (option_map, display_help, process_command): Handle the
7879 -print-sysroot option.
7880 (main): Print the sysroot if requested.
7881 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7883 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7886 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7888 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7890 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7891 (assign_parm_setup_block_p): Also check mode of entry_parm.
7893 2008-07-07 Richard Guenther <rguenther@suse.de>
7895 * tree-ssa-structalias.h (set_used_smts): Remove.
7896 * tree-ssa-structalias.c (used_smts): Likewise.
7897 (set_used_smts): Likewise.
7898 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7899 call to set_used_smts.
7901 2008-07-07 Richard Guenther <rguenther@suse.de>
7903 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7904 (new_var_info): Set it to false.
7905 (solution_set_add): Correctly handle pointers outside a var and
7907 (type_safe): Treat variables with is_full_var properly.
7908 (do_sd_constraint): Likewise.
7909 (do_ds_constraint): Likewise.
7910 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7911 (get_constraint_for_ptr_offset): New function.
7912 (get_constraint_for_component_ref): For addresses at least include
7913 the last field of the variable. Handle is_full_vars properly.
7914 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7915 (handle_ptr_arith): Remove.
7916 (find_func_aliases): Simplify assignment handling.
7917 (create_function_info_for): For parameter and result varinfos set
7919 (create_variable_info_for): Set is_full_var flag whenever we
7920 just created a single varinfo for a decl.
7921 (init_alias_vars): Initialize use_field_sensitive from
7922 max-fields-for-field-sensitive parameter.
7924 2008-07-07 Richard Guenther <rguenther@suse.de>
7926 PR tree-optimization/36713
7927 * tree-flow-inline.h (is_call_used): New function.
7928 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7929 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7930 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7932 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7934 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7936 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7938 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7940 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7941 Nathan Sidwell <nathan@codesourcery.com>
7943 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7944 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7946 * config/m68k/t-linux: New.
7947 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7950 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7952 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7953 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7956 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7958 * gcc.c (execute): Fix -Wc++-compat warning.
7960 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7963 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7964 constant for little endian.
7966 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7968 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7969 mips_base_mips16 instead of TARGET_MIPS16.
7970 (mips_base_mips16): Declare.
7971 * config/mips/mips.c (mips_base_mips16): Make global.
7972 (was_mips16_p): Remove GTY marker.
7973 (was_mips16_pch_p): New variable.
7974 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7975 (mips_override_options): Force to non-MIPS16 mode initially.
7976 Do not complain about MIPS16 PIC incompatibilities here.
7977 Only allow -mgpopt if -mexplicit-relocs is in force for
7980 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7982 * configure.ac: Check for caddr_t, define to char * if not defined.
7983 * configure: Regenerate.
7984 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7985 (mmap_gt_pch_use_address): Likewise.
7986 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7988 2008-07-06 Richard Guenther <rguenther@suse.de>
7990 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7991 (new_var_info): Deal with it.
7992 (solution_set_add): Likewise.
7993 (bitpos_of_field): Make signed, fix.
7994 (struct fieldoff): Remove type and decl fields. Make size field
7995 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7997 (fieldoff_compare): Deal with it.
7998 (push_fields_onto_fieldstack): Remove has_union argument, glob
7999 adjacent non-pointer fields together.
8000 (create_function_info_for): Do not set has_union.
8001 (create_variable_info_for): Simplify.
8003 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8005 * config.gcc (extra_headers): Add cross-stdarg.h for target
8006 x86_64-*-* and i?86-*-*.
8007 * config/i386/cross-stdarg.h: New.
8008 * builtins.c (std_fn_abi_va_list): New.
8009 (std_canonical_va_list_type): New.
8010 (stabilize_va_list): Replace va_list_type_node use by
8011 mtarget.canonical_va_list_type.
8012 (gimplify_va_arg_expr): Likewise.
8013 (expand_builtin_va_copy): Replace va_list_type_node use by
8014 mtarget.fn_abi_va_list.
8015 * tree-sra.c (is_va_list_type): New helper.
8016 (decl_can_be_decomposed_p): Replace
8017 va_list_type_node use by is_va_list_type.
8018 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8019 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8020 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8021 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8022 (ix86_enum_va_list): New.
8023 * config/i386/i386.c (sysv_va_list_type_node): New.
8024 (ms_va_list_type_node): New.
8025 (ix86_function_type_abi): Remove sorry.
8026 (ix86_build_builtin_va_list_abi): New.
8027 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8029 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8030 (ix86_init_builtins_va_builtins_abi): New.
8031 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8033 (ix86_handle_abi_attribute): New.
8034 (attribute_spec): Add sysv_abi and ms_abi.
8035 (ix86_fn_abi_va_list): New.
8036 (ix86_canonical_va_list_type): New.
8037 (ix86_enum_va_list): New.
8038 (TARGET_FN_ABI_VA_LIST): New.
8039 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8040 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8041 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8042 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8043 (TARGET_ENUM_VA_LIST): New.
8044 * expr.h (std_fn_abi_va_list): New.
8045 (std_canonical_va_list_type): New.
8046 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8047 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8048 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8049 TARGET_CANONICAL_VA_LIST_TYPE.
8050 * target.h (struct gcc_target): Add fn_abi_va_list hook
8051 and canonical_va_list_type hook.
8053 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8055 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8056 integral and pointer types.
8058 2008-07-04 Roger Sayle <roger@eyesopen.com>
8060 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8061 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8063 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8066 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8068 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8070 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8071 build_gimple_modify_stmt.
8072 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8073 gimple operand. Use fold_build* instead of build*.
8075 2008-07-04 Richard Guenther <rguenther@suse.de>
8077 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8078 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8079 properly to compute the reachability set if we do field-sensitive PTA.
8080 * invoke.texi (max-fields-for-field-sensitive): Document default.
8081 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8082 100 for optimize >= 2.
8084 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8086 * ggc-zone.c (lookup_page_table_if_allocated,
8087 set_page_table_entry, zone_find_object_size, alloc_small_page,
8088 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8089 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8090 -Wc++-compat and/or -Wcast-qual warnings.
8092 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8095 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8096 pic_offset_table_rtx to be marked as used here.
8097 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8098 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8099 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8100 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8103 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8105 * alloc-pool.c (hash_descriptor, eq_descriptor,
8106 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8107 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8109 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8110 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8111 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8112 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8115 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8117 * tree-flow.h (loop_only_exit_p): Declare.
8118 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8119 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8120 the number of iterations if it is constant. Otherwise, if this is the
8121 only possible exit of the loop, use the conservative estimate on the
8122 number of iterations of the entire loop if available.
8124 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8126 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8127 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8128 Add synchronization functions.
8129 * config/sync.c: New file.
8130 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8131 (LIBGCC_SYNC_CFLAGS): Likewise.
8133 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8136 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8137 (*pushtf_sse): New insn pattern.
8138 (pushtf splitters): New splitters.
8140 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8143 * predict.c (build_predict_expr): Use void_type_node for the tree
8144 type, instead of NULL_TREE.
8146 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8148 * config/i386/i386.c (contains_aligned_value_p): Return true
8150 (ix86_data_alignment): Align TCmode to 128bits.
8151 (ix86_local_alignment): Likewise.
8153 2008-07-03 Andrew Haley <aph@redhat.com>
8156 * vec.h (VEC_TA): New.
8157 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8158 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8159 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8160 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8161 (C_COMMON_FIXED_TYPES): Remove first arg.
8162 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8163 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8164 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8165 not to use empty macro arguments.
8167 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8169 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8170 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8171 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8172 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8173 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8174 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8175 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8176 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8177 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8178 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8179 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8180 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8181 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8182 config/rs6000/e500crtres64gpr.asm,
8183 config/rs6000/e500crtres64gprctr.asm,
8184 config/rs6000/e500crtrest32gpr.asm,
8185 config/rs6000/e500crtrest64gpr.asm,
8186 config/rs6000/e500crtresx32gpr.asm,
8187 config/rs6000/e500crtresx64gpr.asm,
8188 config/rs6000/e500crtsav32gpr.asm,
8189 config/rs6000/e500crtsav64gpr.asm,
8190 config/rs6000/e500crtsav64gprctr.asm,
8191 config/rs6000/e500crtsavg32gpr.asm,
8192 config/rs6000/e500crtsavg64gpr.asm,
8193 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8194 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8195 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8196 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8197 config/sparc/sol2-cn.asm: Remove .file directives.
8199 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8201 * resource.c (mark_referenced_resources): Look inside
8202 UNSPEC_VOLATILEs and ASM_INPUTs.
8204 2008-07-02 Ian Lance Taylor <iant@google.com>
8206 * rtlanal.c (add_reg_note): New function.
8207 * rtl.h (add_reg_note): Declare.
8208 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8209 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8210 * builtins.c (expand_builtin_longjmp): Likewise.
8211 (expand_builtin_nonlocal_goto): Likewise.
8212 * calls.c (emit_call_1, expand_call): Likewise.
8213 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8214 * cfglayout.c (fixup_reorder_chain): Likewise.
8215 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8216 (commit_one_edge_insertion): Likewise.
8217 * combine.c (move_deaths, distribute_notes): Likewise.
8218 * df-problems.c (df_set_note): Likewise.
8219 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8220 (set_unique_reg_note): Likewise.
8221 (emit_copy_of_insn_after): Likewise.
8222 * expr.c (expand_expr_real): Likewise.
8223 * gcse.c (add_label_notes): Likewise.
8224 * haifa-sched.c (create_check_block_twin): Likewise.
8225 * jump.c (mark_jump_label_1): Likewise.
8226 * loop-doloop.c (add_test, doloop_modify): Likewise.
8227 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8228 * lower-subreg.c (move_eh_region_note): Likewise.
8229 * optabs.c (emit_libcall_block): Likewise.
8230 * predict.c (predict_insn): Likewise.
8231 (combine_predictions_for_insn): Likewise.
8232 * recog.c (peephole2_optimize): Likewise.
8233 * regmove.c (try_auto_increment): Likewise.
8234 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8235 * reload.c (find_reloads): Likewise.
8236 * reload1.c (fixup_eh_region_note): Likewise.
8237 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8238 * reorg.c (delete_prior_computation): Likewise.
8239 (delete_computation, dbr_schedule): Likewise.
8240 * config/pa/pa.c (legitimize_pic_address): Likewise.
8241 * config/sh/sh.c (sh_reorg): Likewise.
8243 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8246 * config/libgcc-glibc.ver: Add %exclude.
8247 * config/m32r/libgcc-glibc.ver: Likwise.
8248 * config/s390/libgcc-glibc.ver: Likwise.
8249 * config/sh/libgcc-glibc.ver: Likwise.
8250 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8252 * config/i386/libgcc-glibc.ver: New.
8254 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8256 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8258 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8259 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8260 i[34567]86-*-linux*, x86_64-*-linux*. Add
8261 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8262 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8263 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8264 i[34567]86-*-linux*, x86_64-*-linux*.
8266 * libgcc-std.ver: Add empty GCC_4.4.0.
8268 * mkmap-symver.awk: Support multiple versions per symbol.
8270 * config/i386/i386.c (ix86_init_builtins): Always define
8271 __builtin_fabsq and __builtin_copysignq with fallbacks.
8272 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8273 and __builtin_copysignq if SSE2 isn't available.
8275 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8276 (LIBGCC2_TF_CEXT): Likwise.
8279 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8281 * config/i386/sfp-machine.h: Moved to libgcc.
8283 * config/i386/sfp-machine.h: New.
8284 * config/i386/t-linux: Likwise.
8286 * config/i386/t-darwin: Remove softfp_wrap_start and
8288 * config/i386/t-darwin64: Likewise.
8290 * config/i386/t-fprules-softfp64: Renamed to ...
8291 * config/i386/t-fprules-softfp: This.
8293 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8294 and softfp_wrap_end.
8296 2008-07-02 Jason Merrill <jason@redhat.com>
8298 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8300 * tree.c (ctor_to_list): New fn.
8301 * tree.h: Declare it.
8302 (CONSTRUCTOR_ELT): New macro.
8303 (CONSTRUCTOR_NELTS): New macro.
8305 2008-07-02 Richard Guenther <rguenther@suse.de>
8307 * tree-ssa-structalias.c (struct variable_info): Reorder
8308 to fill padding on 64bit hosts. Make collapsed_to an int.
8309 (get_varinfo_fc): Deal with that.
8310 (new_var_info): Likewise.
8311 (collapse_rest_of_var): Likewise.
8313 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8315 * doc/install.texi (--enable-java-home): Document.
8316 (--enable-aot-compile-rpm): Likewise.
8317 (--with-arch-directory): Likewise.
8318 (--with-os-directory): Likewise.
8319 (--with-origin-name): Likewise.
8320 (--with-arch-suffix): Likewise.
8321 (--with-jvm-root-dir): Likewise.
8322 (--with-jvm-jar-dir): Likewise.
8323 (--with-python-dir): Likewise.
8325 2008-07-02 Richard Guenther <rguenther@suse.de>
8327 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8328 from decls explicitly. Merge operand checking from tuples.
8330 2008-07-02 Martin Jambor <mjambor@suse.cz>
8332 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8334 2008-07-02 Martin Jambor <mjambor@suse.cz>
8336 * tree-switch-conversion.c: Included timevar.h
8337 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8339 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8341 2008-07-02 Martin Jambor <mjambor@suse.cz>
8343 * tree-switch-conversion.c: Corrected various comments and
8345 (build_constructors): Fixed minor formatting mistakes.
8347 * invoke.texi (Optimize Options): Corrected the
8348 switch-conversion-max-branch-ratio parameter.
8350 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8352 * final.c (asm_insn_count): Return zero for an empty asm body.
8354 2008-07-02 Richard Guenther <rguenther@suse.de>
8356 * bitmap.h (bitmap_set_bit): Return bool.
8357 (bitmap_clear_bit): Likewise.
8358 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8359 write to the bitmap if it would.
8360 (bitmap_clear_bit): Likewise.
8361 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8362 bitmap_set_bit return value.
8363 (add_pred_graph_edge): Likewise.
8364 (add_graph_edge): Likewise.
8365 (do_sd_constraint): Likewise.
8366 (do_ds_constraint): Likewise.
8368 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8370 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8371 Fix -Wc++-compat and/or -Wcast-qual warnings.
8372 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8373 gen_regparm_prefix): Likewise.
8374 * vmsdbgout.c (write_modbeg, lookup_filename,
8375 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8377 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8379 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8380 defaults.h definition apply.
8382 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8384 * function.c (assign_parm_remove_parallels): New.
8385 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8387 (assign_parm_setup_block): Do not handle them.
8388 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8389 assign_parm_remove_parallels.
8391 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8393 * c-typeck.c (convert_for_assignment): Use
8394 vector_targets_convertible_p.
8395 * c-common.c (vector_targets_convertible_p): New.
8396 * c-common.h (vector_targets_convertible_p): New prototype.
8397 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8398 opaque_p_V2SI_type_node.
8400 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8402 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8405 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8407 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8408 TFmode constants via two element DImode vector for hosts with
8409 HOST_BITS_PER_WIDE_INT < 64.
8410 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8411 also for HOST_BITS_PER_WIDE_INT < 64.
8413 2008-07-01 Richard Guenther <rguenther@suse.de>
8415 PR tree-optimization/36666
8416 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8417 (get_constraint_exp_from_ssa_var): Split into ...
8418 (get_constraint_exp_for_temp): ... this ...
8419 (get_constraint_for_ssa_var): ... and that.
8420 Return constraint expressions for all touched sub-fields
8421 if the results address is not taken.
8422 (process_constraint): Remove assertion that aggregate
8423 assignments do not happen at this place.
8424 (get_constraint_for_component_ref): Add address_p argument.
8425 Return constraint expressions for all touched sub-fields
8426 if the results address is not taken.
8427 (do_deref): Use get_constraint_exp_for_temp.
8428 (get_constraint_for_1): Rename from ...
8429 (get_constraint_for): ... this. Add the old function as wrapper.
8430 (do_structure_copy): Use get_constraint_for_1.
8432 2008-07-01 Martin Jambor <mjambor@suse.cz>
8434 * Makefile.in (tree-switch-conversion.o): Add.
8435 (OBJS-common): Add tree-swtch-conversion.o.
8436 * passes.c (init_optimization_passes): Add pass_convert_switch.
8437 * tree-pass.h: (pass_convert_switch): Add.
8438 * tree-switch-conversion.c: New file.
8439 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8440 * common.opt (ftree-cswtch): New option.
8441 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8442 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8443 * opts.c (decode_options): Set flag_tree_switch_conversion when
8444 optimization level is >= 2.
8445 * doc/invoke.texi (Optimize Options): Added description of
8446 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8448 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8450 * config/darwin-driver.c (darwin_default_min_version): Fix
8451 -Wc++-compat warnings.
8453 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8455 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8458 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8460 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8462 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8464 PR rtl-optimization/34744
8465 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8466 (df_scan_free_internal): Free data structures not
8467 allocated in storage pools.
8468 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8469 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8470 df_scan_free_mws_vec.
8471 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8474 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8476 * config/i386/i386.c (contains_aligned_value_p): Return true
8478 (ix86_function_arg_boundary): Return its natural boundary
8480 (return_in_memory_32): Don't check TDmode.
8481 (ix86_split_to_parts): Support splitting into 4 parts and
8482 support TFmode for 32bit target.
8483 (ix86_split_long_move): Support splitting into 4 parts.
8484 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8486 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8487 (ix86_init_builtins): Here.
8488 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8489 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8490 'q' and 'w', respectively.
8492 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8494 (movtf_internal): Likewise.
8495 (<code>tf2): Likewise.
8496 (*absnegtf2_sse): Likewise.
8497 (copysign<mode>3): Likewise.
8498 (copysign<mode>3_const): Likewise.
8499 (copysign<mode>3_var): Likewise.
8500 (define_split UNSPEC_COPYSIGN): Likewise.
8501 * config/i386/sse.md (*nandtf3): Likewise.
8502 (<code>tf3): Likewise.
8503 (*<code>tf3): Likewise.
8505 2008-06-30 Joey Ye <joey.ye@intel.com>
8506 H.J. Lu <hongjiu.lu@intel.com>
8508 * global.c (compute_regsets): Set frame_pointer_needed here.
8509 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8511 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8513 * doc/install.texi (specific): Expand Windows build notes.
8515 2008-06-30 Ira Rosen <irar@il.ibm.com>
8517 PR tree-optimization/36648
8518 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8519 number of prolog iterations by step. Fix the comment.
8521 2008-06-30 Richard Guenther <rguenther@suse.de>
8524 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8525 handle calls from ECF_MALLOC functions.
8526 (handle_pure_call): ECF_MALLOC functions do not return
8528 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8530 2008-06-29 Andreas Schwab <schwab@suse.de>
8532 * config/m68k/m68k.c (print_operand): Always print a float
8534 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8535 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8538 * config/rs6000/x-linux64: Remove never used file.
8540 2008-06-29 Richard Guenther <rguenther@suse.de>
8542 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8544 (struct alias_info): Move ...
8545 * tree-ssa-alias.c: ... here.
8546 (update_alias_info): Declare.
8547 (compute_may_aliases): Call it.
8548 (update_alias_info): New function.
8549 * tree-ssa-structalias.c (update_alias_info): Move ...
8550 * tree-ssa-alias.c (update_alias_info_1): ... here.
8551 * tree-ssa-structalias.c (process_constraint_1): Remove
8552 unused from_call argument. Rename to ...
8553 (process_constraint): ... this. Delete old wrapper.
8554 (make_constraint_to): Adjust callers.
8555 (handle_const_call): Likewise.
8556 (handle_pure_call): Likewise.
8557 (init_base_vars): Likewise.
8558 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8559 (find_func_aliases): We don't need structure copies for
8561 (make_constraint_from_anything): Remove.
8562 (create_variable_info_for): For globals make constraints
8563 from escaped, not from anything.
8564 (compute_points_to_sets): Do not call update_alias_info.
8565 (ipa_pta_execute): Use make_constraint_from.
8567 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8569 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8570 (bitmap.o-warn, dominance.o-warn): New.
8571 * configure.ac (cxx_compat_warn): Delete.
8572 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8573 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8575 * configure: Regenerate.
8577 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8580 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8582 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8583 * df-scan.c (df_notes_rescan): Likewise.
8584 * ggc-page.c (set_page_table_entry): Likewise.
8585 * intl.c (gcc_gettext_width): Likewise.
8586 * varasm.c (get_unnamed_section, get_noswitch_section,
8587 get_section): Likewise.
8589 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8591 * regrename.c (build_def_use): Don't copy RTX.
8593 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8595 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8596 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8597 punctuation. Use @ref instead of @xref.
8598 (Function Names): Remove stray @display/@end display.
8599 (C++ Attributes): Use @ref instead of @xref.
8600 (Deprecated Features): Fix punctuation around @xref.
8601 (Backwards Compatibility): Likewise.
8602 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8604 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8606 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8607 constants for E500 double.
8609 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8611 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8612 element type of const_vector.
8614 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8616 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8617 Remove FLAGS_REG clobber from expander pattern.
8618 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8619 (anddi3, andsi3, andhi3, andqi3): Ditto.
8620 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8621 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8622 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8623 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8624 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8625 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8626 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8627 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8629 2008-06-28 Richard Guenther <rguenther@suse.de>
8631 * tree-ssa-structalias.c (callused_id, var_callused,
8632 callused_tree): Add.
8633 (handle_pure_call): New function.
8634 (find_func_aliases): Call it.
8635 (find_what_p_points_to): Handle the call-used set.
8636 (clobber_what_escaped): Likewise.
8637 (compute_call_used_vars): New function.
8638 (init_base_vars): Init the call-used variable.
8639 (do_sd_constraint): Do not propagate the solution from CALLUSED
8640 but use CALLUSED as a placeholder.
8641 (solve_graph): Likewise.
8642 * tree-flow-inline.h (gimple_call_used_vars): New function.
8643 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8644 (compute_call_used_vars): Declare.
8645 * tree-ssa-alias.c (set_initial_properties): Call
8646 compute_call_used_vars.
8647 (reset_alias_info): Clear call-used variables.
8648 (add_call_clobber_ops): Assert we are not called for const/pure
8649 functions. Remove handling of them.
8650 (add_call_read_ops): Handle pure functions by adding the
8651 call-used set of variables as VUSEs.
8652 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8653 (delete_tree_ssa): Free it.
8654 * tree-dfa.c (remove_referenced_var): Clear the var from the
8657 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8659 * tree.c (build_varargs_function_type_list): New.
8660 (build_function_type_list_1): New.
8661 (build_function_type_list): Use build_function_type_list_1.
8662 * tree.h (build_varargs_function_type_list): New.
8664 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8667 * config/spu/spu.c (spu_builtin_splats): Do not generate
8668 invalid CONST_VECTOR expressions.
8669 (spu_expand_vector_init): Likewise.
8671 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8673 * optabs.c (libfunc_decls): New variable.
8674 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8675 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8676 for the same function twice.
8678 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8680 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8681 ix86_expand_binary_operator directly.
8682 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8684 (*ashrti3_1): Ditto.
8685 (*lshrti3_1): Ditto.
8686 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8687 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8688 using only one splitter. Conditionaly execute splitter before or
8689 after peephole2 pass.
8690 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8691 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8692 Use only one alternative in asm template.
8693 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8695 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8696 "J" operand constraint for operand 2.
8697 (*ashldi3_cconly_rex64): Ditto.
8698 (*ashrdi3_cmp_rex64): Ditto.
8699 (*ashrdi3_cconly_rex64): Ditto.
8700 (*lshrdi3_cmp_rex64): Ditto.
8701 (*lshrdi3_cconly_rex64): Ditto.
8702 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8703 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8704 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8707 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8709 * gimplify.c (omp_is_private): Don't return true if decl is not
8710 already private on #pragma omp for or #pragma omp parallel for.
8713 * tree-cfg.c (struct move_stmt_d): Replace block field with
8714 orig_block and new_block fields.
8715 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8716 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8717 (move_block_to_fn): Replace vars_map and new_label_map arguments
8718 with struct move_stmt_d pointer.
8719 (replace_block_vars_by_duplicates): New function.
8720 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8721 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8722 all subblocks of ORIG_BLOCK to the new function. Call
8723 replace_block_vars_by_duplicates.
8724 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8725 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8726 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8727 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8728 (expand_omp): Temporarily set input_location to the location of
8729 region's controlling stmt.
8730 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8731 BIND_EXPR, push ctx->block_vars and gimplification vars into
8732 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8734 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8735 there are any BLOCK_VARS.
8736 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8737 OMP_PARALLEL or OMP_TASK stmt.
8738 (lower_omp): Save and restore input_location around the lower_omp_1
8741 2008-06-27 Richard Guenther <rguenther@suse.de>
8743 PR tree-optimization/36400
8744 PR tree-optimization/36373
8745 PR tree-optimization/36344
8746 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8747 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8748 (update_alias_info): Remove call clobbering code.
8749 (make_constraint_to): New helper function.
8750 (make_escape_constraint): Likewise.
8751 (handle_rhs_call): Use it on all pointer containing arguments.
8752 Also mark the static chain escaped.
8753 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8754 instead of ANYTHING.
8755 (make_constraint_from): New helper split out from ...
8756 (make_constraint_from_anything): ... here.
8757 (find_func_aliases): Add constraints for escape sites.
8758 (intra_create_variable_infos): Make constraints from NONLOCAL
8760 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8762 (clobber_what_p_points_to): Remove.
8763 (clobber_what_escaped): New function.
8764 (init_base_vars): Init NONLOCAL and ESCAPED.
8765 (do_sd_constraint): Do not propagate the solution from ESCAPED
8766 but use ESCAPED as a placeholder.
8767 (solve_graph): Likewise.
8768 * tree-flow.h (clobber_what_p_points_to): Remove.
8769 (clobber_what_escaped): Declare.
8770 * tree-ssa-alias.c (set_initial_properties): Call it.
8771 Remove code clobbering escaped pointers.
8773 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8775 * function.c (allocate_struct_function): Only allocate a unique
8776 funcdef_no if the decl is nonzero.
8778 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8780 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8781 * config/mips/mips.c (mips_split_const_insns): New function.
8782 * config/mips/mips.md (move_type): New attribute.
8783 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8784 (dword_mode): New attribute.
8785 (type): Avoid long line. Map "move_type"s to "type"s,
8786 choosing "multi" for doubleword moves if appropriate.
8787 Swap MTC/MFC comments to match their declaration order.
8788 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8789 "type" is "branch" or "jal" is "direct".
8790 (length): Handle "extended_mips16" first. Make the default
8791 "0" for "ghost" instructions. Set the length from "move_type".
8792 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8793 of "type", with "sll0" for the register alternative. Remove the
8794 "extended_mips16" attribute.
8795 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8796 of "type", with "shift_shift" for the register alternative.
8797 Remove the "length" attribute.
8798 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8799 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8800 of "type", with "andi" for the register alternative.
8801 (*zero_extendqihi2): Likewise.
8802 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8803 of "andi" instead of a "type" of "arith".
8804 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8806 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8807 (mov_<store>r, *mov<mode>_ra): Likewise.
8808 (extendsidi2): Use "move_type" instead of "type", with "move"
8809 for the register alternative.
8810 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8811 of "type", with "signext" for the register alternative.
8812 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8813 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8814 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8815 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8816 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8817 (unnamed branch insn): Likewise.
8818 (*movdi_gp32_fp64): Fold into...
8819 (*movdi_32bit): ...here.
8820 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8821 (*movdf_hardfloat): ...this new pattern.
8822 (*movdf_softfloat): Remove redundant FPR alternatives.
8823 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8824 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8825 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8826 the "move" attribute.
8827 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8828 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8829 and "store" for COP loads and stores.
8830 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8831 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8832 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8833 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8834 (*movtf_mips16, *movv2sf): Likewise.
8835 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8836 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8837 (mfhc1<mode>): Use "move_type" instead of "move".
8838 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8839 (loadgp_blockage): Remove the "length" attribute.
8840 (blockage, set_got_version, update_got_version): Likewise.
8841 (call_internal): Remove the "extended_mips16" attribute.
8842 (call_value_internal, call_value_multiple_internal): Likewise.
8843 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8845 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8846 the "length" attribute.
8848 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8850 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8851 -Wcast-qual warnings.
8852 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8853 handle_pragma_pop_macro): Likewise.
8854 * collect2.c (resolve_lib_name): Likewise.
8855 * config/arc/arc.c (arc_init): Likewise.
8856 * config/arm/arm.c (neon_builtin_compare,
8857 locate_neon_builtin_icode): Likewise.
8858 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8859 * config/bfin/bfin.c (bfin_init_machine_status,
8860 bfin_optimize_loop): Likewise.
8861 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8862 * config/cris/cris.c (cris_init_expanders): Likewise.
8863 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8864 * config/darwin.c (machopic_indirection_eq,
8865 machopic_indirection_name, machopic_output_indirection): Likewise.
8866 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8867 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8868 frv_optimize_membar): Likewise.
8869 * config/i386/cygwin.h (mingw_scan,
8870 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8871 * config/i386/cygwin1.c (mingw_scan): Likewise.
8872 * config/i386/i386.c (machopic_output_stub): Likewise.
8873 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8874 i386_pe_unique_section): Likewise.
8875 * config/ia64/ia64.c (ia64_init_machine_status,
8876 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8878 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8879 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8880 * config/m68k/m68k.c (m68k_handle_option,
8881 m68k_sched_md_init_global): Likewise.
8882 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8883 mcore_unique_section): Likewise.
8884 * config/mips/mips.c (mips_block_move_straight,
8885 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8887 * config/mmix/mmix.c (mmix_init_machine_status,
8888 mmix_encode_section_info): Likewise.
8889 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8890 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8891 print_operand_address, output_toc, redefine_groups,
8892 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8893 * config/s390/s390.c (s390_init_machine_status): Likewise.
8894 * config/score/score.c (score_block_move_straight,
8895 score_block_move_loop_body): Likewise.
8896 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8897 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8898 * emit-rtl.c (find_auto_inc): Likewise.
8899 * gcc.c (translate_options, process_command): Likewise.
8900 * reorg.c (dbr_schedule): Likewise.
8901 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8902 * xcoffout.c (xcoffout_declare_function): Likewise.
8904 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8906 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8907 ipa-pta working again.
8909 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8911 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8914 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8916 * config.gcc (powerpc*-*-*): Add new core e500mc.
8917 * config/rs6000/e500mc.md: New file.
8918 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8920 (rs6000_override_options): Add e500mc case to
8921 processor_target_table. Altivec and Spe options not allowed
8922 with e500mc. Add isel instruction to e500mc by
8923 default. Initialize rs6000_cost for e500mc.
8924 (rs6000_issue_rate): Set issue rate for e500mc.
8925 * config/rs6000/rs6000.h (processor_type): Add
8926 PROCESSOR_PPCE500MC.
8927 (ASM_CPU_SPEC): Add e500mc.
8928 Set TARGET_ISEL to rs6000_isel.
8929 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8930 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8931 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8933 * doc/invoke.texi: Add e500mc to list of cpus.
8935 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8938 * c-lex.c (lex_charconst): Initialize unsignedp.
8940 2008-06-27 Olivier Hainque <hainque@adacore.com>
8942 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8943 documented assumptions.
8945 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8947 * dwarf2out.c: Remove trailing white spaces. Break long line
8950 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8952 * libfuncs.h (LTI_synchronize): New libfunc_index.
8953 (synchronize_libfunc): Declare.
8954 * builtins.c (expand_builtin_synchronize): Consider using
8955 synchronize_libfunc before falling back on an asm blockage.
8956 * config/mips/mips.c: Include libfuncs.h
8957 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8959 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8961 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8962 parameter. Copy stack_reg to r11 where appropriate.
8963 (no_global_regs_above): Add gpr parameter.
8964 (rs6000_stack_info): Only add padding for SPE save area if we
8965 are saving SPE GPRs and CR.
8966 (saveres_routine_syms): New variable.
8967 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8969 (rs6000_savres_routine_sym): New function.
8970 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8972 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8973 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8974 Tweak FPR out-of-line saving.
8975 (rs6000_make_savres_rtx): New function.
8976 (rs6000_use_multiple_p): New function.
8977 (rs6000_savres_strategy): New function.
8978 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8979 out-of-line if appropriate.
8980 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8981 if we are optimizing for size.
8982 (GP_SAVE_INLINE): Define.
8983 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8984 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8985 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8986 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8987 (*save_fpregs_<mode>): Add use of r11.
8988 (*restore_gpregs_<mode>): New insn.
8989 (*return_and_restore_gpregs_<mode>): New insn.
8990 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8992 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8993 (*restore_gpregs_spe): New insn.
8994 (*return_and_restore_gpregs_spe): New insn.
8995 * config/rs6000/predicates.md (save_world_operation): Fix check.
8997 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8999 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9000 this point, so assert that.
9002 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9004 * cfganal.c: Include vec.h and vecprim.h.
9005 (compute_idf): Import from...
9006 * tree-into-ssa (compute_idf): ...here.
9007 * basic-block.h (compute_idf): Export.
9009 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9011 * c-decl.c (merge_decls): Use !current_function_decl to check for
9012 extern declaration of C99 inline function being at file scope.
9014 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9016 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9018 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9020 * alias.c (record_alias_subset, init_alias_analysis): Fix
9021 -Wc++-compat and/or -Wcast-qual warnings.
9022 * attribs.c (lookup_attribute_spec): Likewise.
9023 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9024 copy_bb, connect_traces,
9025 find_rarely_executed_basic_blocks_and_cr): Likewise.
9026 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9027 note_btr_set, migrate_btr_defs): Likewise.
9028 * builtins.c (result_vector, expand_builtin_memcpy,
9029 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9030 builtin_memset_read_str, expand_builtin_printf,
9031 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9033 * caller-save.c (mark_set_regs): Likewise.
9034 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9035 * cgraph.c (cgraph_edge): Likewise.
9036 * combine.c (likely_spilled_retval_1): Likewise.
9037 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9038 htab_counts_entry_del, get_coverage_counts): Likewise.
9039 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9040 new_cselib_val): Likewise.
9041 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9042 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9044 * df-core.c (df_compact_blocks): Likewise.
9045 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9046 * df-scan.c (df_grow_reg_info, df_ref_create,
9047 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9048 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9049 df_record_entry_block_defs, df_record_exit_block_uses,
9050 df_bb_verify): Likewise.
9051 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9052 DF_REF_EXTRACT_MODE_CONST): New.
9053 * dominance.c (get_immediate_dominator, get_dominated_by,
9054 nearest_common_dominator, root_of_dom_tree,
9055 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9056 -Wc++-compat and/or -Wcast-qual warnings.
9057 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9058 record_store, replace_read, check_mem_read_rtx, scan_insn,
9059 dse_step1, dse_record_singleton_alias_set): Likewise.
9060 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9062 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9064 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9065 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9066 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9067 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9068 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9069 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9070 file_name_acquire, output_file_names, add_const_value_attribute,
9071 premark_used_types_helper, file_table_eq, file_table_hash,
9072 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9073 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9074 -Wcast-qual warnings.
9075 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9076 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9077 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9078 gen_reg_rtx, start_sequence, init_emit): Likewise.
9079 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9080 * except.c (init_eh_for_function, gen_eh_region,
9081 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9082 arh_to_landing_pad, arh_to_label, add_action_record,
9083 add_call_site, switch_to_exception_section): Likewise.
9084 * expmed.c (synth_mult): Likewise.
9085 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9086 store_expr): Likewise.
9087 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9089 * function.c (assign_stack_temp_for_type,
9090 allocate_struct_function, match_asm_constraints_1): Likewise.
9091 * gcov-io.c (gcov_allocate): Likewise.
9092 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9093 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9094 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9095 record_one_set, insert_expr_in_table, insert_set_in_table,
9096 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9097 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9098 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9099 -Wcast-qual warnings.
9101 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9103 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9104 -Wcast-qual warnings.
9105 * gcc.c (process_command): Likewise.
9106 * genattrtab.c (oballoc): Use XOBNEW.
9107 (oballocvec): Define.
9108 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9109 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9110 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9111 -Wc++-compat and/or -Wcast-qual warnings.
9112 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9113 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9114 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9115 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9116 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9117 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9118 add_excls, process_presence_absence_names,
9119 process_presence_absence_patterns, add_presence_absence,
9120 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9121 get_free_state, add_arc, get_free_automata_list_el,
9122 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9123 transform_3, cache_presence, create_ainsns, create_automata,
9124 create_state_ainsn_table, dfa_insn_code_enlarge,
9125 output_trans_func, output_min_issue_delay_func,
9126 output_dead_lock_func, output_reset_func,
9127 output_get_cpu_unit_code_func, output_dfa_start_func,
9128 expand_automata): Likewise.
9129 * genextract.c (gen_insn): Likewise.
9130 * gengtype-lex.l: Likewise.
9131 * gengtype.c (read_input_list, adjust_field_type,
9132 process_gc_options): Likewise.
9133 * genoutput.c (note_constraint): Likewise.
9134 * genpreds.c (mangle, add_constraint): Likewise.
9135 * genrecog.c (process_define_predicate, new_decision,
9136 add_to_sequence): Likewise.
9137 * gensupport.c (record_insn_name): Likewise.
9139 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9141 * config/i386/driver-i386.c (detect_caches_amd,
9142 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9143 and/or -Wcast-qual warnings.
9144 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9145 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9146 gt_pch_save): Likewise.
9147 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9148 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9149 * global.c (compute_regsets): Likewise.
9150 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9151 finish_graph_dump_file): Likewise.
9152 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9153 unlink_bb_notes): Likewise.
9154 * integrate.c (get_hard_reg_initial_val): Likewise.
9155 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9156 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9157 * local-alloc.c (update_equiv_regs): Likewise.
9158 * loop-invariant.c (check_invariant_table_size,
9159 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9161 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9162 altered_reg_used, mark_altered): Likewise.
9163 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9164 insert_var_expansion_initialization,
9165 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9166 release_var_copies): Likewise.
9167 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9168 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9169 analyze_accesses_for_phi_node, check_var_notmodified_p,
9170 check_allocation_function, find_sites_in_func,
9171 record_all_accesses_in_func, transform_access_sites,
9172 transform_allocation_sites): Likewise.
9173 * omp-low.c (new_omp_region, create_omp_child_function_name,
9174 check_omp_nesting_restrictions, check_combined_parallel,
9175 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9176 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9177 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9178 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9180 * opts-common.c (prune_options): Likewise.
9181 * opts.c (add_input_filename, print_filtered_help,
9182 get_option_state): Likewise.
9183 * params.c (add_params): Likewise.
9184 * passes.c (set_pass_for_id, next_pass_1,
9185 do_per_function_toporder, pass_fini_dump_file): Likewise.
9186 * postreload.c (reload_cse_simplify_operands): Likewise.
9187 * predict.c (tree_predicted_by_p, tree_predict_edge,
9188 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9190 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9192 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9194 * recog.c (check_asm_operands, validate_change_1): Likewise.
9195 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9196 subst_asm_stack_regs): Likewise.
9197 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9198 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9199 * regmove.c (reg_is_remote_constant_p): Likewise.
9200 * regrename.c (regrename_optimize, scan_rtx_reg,
9201 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9203 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9204 regstat_compute_calls_crossed): Likewise.
9205 * reload1.c (init_reload, new_insn_chain,
9206 has_nonexceptional_receiver, reload, copy_reloads,
9207 calculate_needs_all_insns, init_elim_table): Likewise.
9208 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9209 * rtl.c (shallow_copy_rtx_stat): Likewise.
9210 * rtlanal.c (parms_set): Likewise.
9211 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9212 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9213 * sched-ebb.c (earliest_block_with_similiar_load,
9214 add_deps_for_risky_insns): Likewise.
9215 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9216 schedule_region): Likewise.
9217 * see.c (eq_descriptor_pre_extension,
9218 hash_descriptor_pre_extension, hash_del_pre_extension,
9219 eq_descriptor_properties, hash_descriptor_properties,
9220 hash_del_properties, see_seek_pre_extension_expr,
9221 see_initialize_data_structures, see_print_register_properties,
9222 see_print_pre_extension_expr, see_delete_merged_def_extension,
9223 see_delete_unmerged_def_extension, see_emit_use_extension,
9224 see_pre_delete_extension, see_map_extension, see_commit_changes,
9225 see_analyze_merged_def_local_prop,
9226 see_analyze_merged_def_local_prop,
9227 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9228 see_set_prop_merged_def, see_set_prop_unmerged_def,
9229 see_set_prop_unmerged_use, see_print_one_extension,
9230 see_merge_one_use_extension, see_merge_one_def_extension,
9231 see_store_reference_and_extension, see_update_uses_relevancy,
9232 see_update_defs_relevancy): Likewise.
9233 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9234 hash_statistics_free, curr_statistics_hash): Likewise.
9235 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9236 expand_asm_operands, expand_return, case_bit_test_cmp,
9237 expand_case): Likewise.
9238 * stor-layout.c (start_record_layout): Likewise.
9239 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9240 gt_pch_save_stringpool): Likewise.
9241 * tree-data-ref.c (hash_stmt_vertex_info,
9242 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9243 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9245 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9248 * config/i386/i386.md : Change constraints of HImode and QImode
9249 immediate operands from "i" to "n". Change SImode "ni" constraint to
9250 "i" and SImode "rmi" constraint to "g". Remove all constraints
9251 from const0_operand and const1_operand predicated operands.
9252 (i): Change QImode and HImode attribute from "i" to "n".
9253 (*subqi_2): Change HImode operands to QImode.
9256 2008-06-25 Olivier Hainque <hainque@adacore.com>
9258 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9261 2008-06-25 Richard Guenther <rguenther@suse.de>
9263 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9264 not overflow the result type.
9266 2008-06-25 Richard Guenther <rguenther@suse.de>
9268 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9269 (vn_lookup): Likewise.
9271 2008-06-25 Richard Guenther <rguenther@suse.de>
9273 PR tree-optimization/35518
9274 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9275 * tree-sra.c (instantiate_element): Use fold_build3 to build
9277 (try_instantiate_multiple_fields): Likewise.
9279 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9281 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9284 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9286 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9287 use_backchain_to_restore_sp to true
9288 if the offset of the link register save area would go over the 32k - 1
9289 offset limit of the load
9292 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9294 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9295 anchor for the type-punning blurb. Cross-reference "Structures
9296 unions enumerations and bit-fields implementation". Provide a
9297 cast-through-pointer example. Make final sentence self-contained.
9298 * doc/implement-c.texi (Structures unions enumerations and
9299 bit-fields implementation): Cross-reference the type-punning blurb
9300 in the -fstrict-aliasing documentation.
9302 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9305 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9306 the memory instead of the memory itself for the save area.
9308 2008-06-24 Olivier Hainque <hainque@adacore.com>
9309 Nicolas Roche <roche@adacore.com>
9311 * gengtype.c (srcdir_len): size_t instead of int.
9312 (get_file_realbasename): New function. For F a filename, the real
9313 basename of F, with all the path components stripped.
9314 (get_file_srcdir_relative_path): New function. For F a filename, the
9315 relative path to F from $(srcdir).
9316 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9317 get_file_realbasename. Adjust the head comment.
9318 (get_prefix_langdir_index): New function. For F a filename, return the
9319 lang_dir_names[] relative index of the language directory that is
9321 (get_file_langdir): For F a filename, return the name of the language
9322 directory where F is located.
9323 (get_file_gtfilename): New function. The gt- output file name for an
9325 (get_output_file_with_visibility): Replace in-line computations with
9326 uses of get_file_gtfilename and get_prefix_langdir_index.
9327 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9329 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9331 PR tree-optimization/36504
9332 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9333 references without base address.
9335 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9338 * calls.c (expand_call): Increase alignment for recursive functions.
9340 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9342 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9343 (TARGET_FUNCTION_VALUE): New define.
9344 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9345 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9347 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9349 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9350 (fmod<mode>3): Ditto.
9351 (remainderxf3): Ditto.
9352 (remainder<mode>3): Ditto.
9354 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9357 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9358 REG is a hard register.
9360 PR tree-optimization/36508
9361 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9362 499, don't check it at all in release compilers.
9364 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9366 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9367 together with SSE_TARGET_MATH to disable insn pattern.
9368 (*fop_<MODEF:mode>_2_i387): Ditto.
9369 (*fop_<MODEF:mode>_3_i387): Ditto.
9371 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9373 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9375 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9378 * gimplify.c (gimplify_asm_expr): Check the return code of
9379 parse_output_constraint call, set function return and is_inout
9382 2008-06-22 Ian Lance Taylor <iant@google.com>
9384 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9385 (narrowest_signed_type): Likewise.
9386 * c-typeck.c (c_common_type): Change local variable mclass to enum
9388 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9389 tcc_comparison, not the tree code itself.
9390 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9391 (c_expand_expr): Cast modifier to enum expand_modifier.
9392 * c-common.h (C_RID_CODE): Add casts.
9393 (C_SET_RID_CODE): Define.
9394 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9395 (c_lex_one_token): Add cast to avoid warning.
9396 (c_parser_objc_type_name): Rename local typename to type_name.
9397 (check_no_duplicate_clause): Change code parameter to enum
9399 (c_parser_omp_var_list_parens): Change kind parameter to enum
9401 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9402 c_parser_omp_list_var_parens.
9403 (c_parser_omp_threadprivate): Likewise.
9404 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9405 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9406 * c-format.c (NO_FMT): Define.
9407 (printf_length_specs): Use NO_FMT.
9408 (asm_fprintf_length_specs): Likewise.
9409 (gcc_diag_length_specs): Likewise.
9410 (scanf_length_specs): Likewise.
9411 (strfmon_length_specs): Likewise.
9412 (gcc_gfc_length_specs): Likewise.
9413 (printf_flag_specs): Change 0 to STD_C89.
9414 (asm_fprintf_flag_specs): Likewise.
9415 (gcc_diag_flag_specs): Likewise.
9416 (gcc_cxxdiag_flag_specs): Likewise.
9417 (scanf_flag_specs): Likewise.
9418 (strftime_flag_specs): Likewise.
9419 (strfmon_flag_specs): Likewise.
9420 (print_char_table): Likewise.
9421 (asm_fprintf_char_table): Likewise.
9422 (gcc_diag_char_table): Likewise.
9423 (gcc_tdiag_char_table): Likewise.
9424 (gcc_cdiag_char_table): Likewise.
9425 (gcc_cxxdiag_char_table): Likewise.
9426 (gcc_gfc_char_table): Likewise.
9427 (scan_char_table): Likewise.
9428 (time_char_table): Likewis.
9429 (monetary_char_table): Likewise.
9430 * c-format.h (BADLEN): Likewise.
9432 2008-06-21 Ian Lance Taylor <iant@google.com>
9434 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9435 Define END_OF_BASE_TREE_CODES around inclusion.
9436 * tree.c (tree_code_type): New global array.
9437 (tree_code_length, tree_code_name): Likewise.
9438 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9440 (all-tree.def, s-alltree): New targets.
9441 (gencheck.h, s-gencheck): Remove.
9442 (tree.o): Depend upon all-tree.def.
9443 (build/gencheck.o): Remove gencheck.h dependency.
9444 (mostlyclean): Don't remove gencheck.h.
9445 * c-common.h (enum c_tree_code): Remove.
9446 * c-lang.c (tree_code_type): Remove.
9447 (tree_code_length, tree_code_name): Remove.
9448 * gencheck.c (tree_codes): Include all-tree.def, rather than
9449 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9451 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9453 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9454 (operator_name_info): Size to MAX_TREE_CODES.
9455 (assignment_operator_name_info): Likewise.
9456 * cp/cp-lang.c (tree_code_type): Remove.
9457 (tree_code_length, tree_code_name): Remove.
9458 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9459 (assignment_operator_name_info): Likewise.
9460 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9462 * cp/mangle.c (write_expression): Likewise.
9463 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9464 * fortran/f95-lang.c (tree_code_type): Remove.
9465 (tree_code_length, tree_code_name): Remove.
9466 * java/java-tree.h (enum java_tree_code): Remove.
9467 * java/lang.c (tree_code_type): Remove.
9468 (tree_code_length, tree_code_name): Remove.
9469 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9470 * objc/objc-act.h (enum objc_tree_code): Remove.
9471 * objc/objc-lang.c (tree_code_type): Remove.
9472 (tree_code_length, tree_code_name): Remove.
9473 * objcp/objcp-lang.c (tree_code_type): Remove.
9474 (tree_code_length, tree_code_name): Remove.
9475 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9476 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9477 * ada/misc.c (tree_code_type): Remove.
9478 (tree_code_length, tree_code_name): Remove.
9480 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9482 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9483 the grand_bitmap_obstack.
9485 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9487 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9488 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9489 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9490 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9491 move_stmt_r, new_label_mapper): Likewise.
9492 * tree-complex.c (cvc_lookup): Likewise.
9493 * tree-dfa.c (create_function_ann): Likewise.
9494 * tree-dump.c (dump_register): Likewise.
9495 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9496 find_phi_replacement_condition): Likewise.
9497 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9498 tree_function_versioning): Likewise.
9499 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9500 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9501 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9502 get_nonlocal_debug_decl, convert_nonlocal_reference,
9503 convert_nonlocal_omp_clauses, get_local_debug_decl,
9504 convert_local_reference, convert_local_omp_clauses,
9505 convert_nl_goto_reference, convert_nl_goto_receiver,
9506 convert_tramp_reference, convert_call_expr): Likewise.
9507 * tree-outof-ssa.c (contains_tree_r): Likewise.
9508 * tree-parloops.c (reduction_phi, initialize_reductions,
9509 eliminate_local_variables_1, add_field_for_reduction,
9510 add_field_for_name, create_phi_for_local_result,
9511 create_call_for_reduction_1, create_loads_for_reductions,
9512 create_stores_for_reduction, create_loads_and_stores_for_name):
9514 * tree-phinodes.c (allocate_phi_node): Likewise.
9515 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9516 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9517 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9518 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9519 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9520 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9521 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9522 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9523 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9524 vn_nary_op_insert): Likewise.
9525 * tree-ssa.c (redirect_edge_var_map_add,
9526 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9527 * tree-vectorizer.c (vectorize_loops): Likewise.
9528 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9529 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9530 tree_cons_stat, build1_stat, build_variant_type_copy,
9531 decl_init_priority_lookup, decl_fini_priority_lookup,
9532 decl_priority_info, decl_restrict_base_lookup,
9533 decl_restrict_base_insert, decl_debug_expr_lookup,
9534 decl_debug_expr_insert, decl_value_expr_lookup,
9535 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9536 type_hash_add, get_file_function_name, tree_check_failed,
9537 tree_not_check_failed, tree_range_check_failed,
9538 omp_clause_range_check_failed, build_omp_clause,
9539 build_vl_exp_stat): Likewise.
9540 * value-prof.c (gimple_histogram_value,
9541 gimple_duplicate_stmt_histograms): Likewise.
9542 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9543 unshare_variable, variable_union_info_cmp_pos, variable_union,
9544 dataflow_set_different_1, dataflow_set_different_2,
9545 vt_find_locations, variable_was_changed, set_variable_part,
9546 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9547 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9548 section_entry_hash, object_block_entry_eq,
9549 object_block_entry_hash, create_block_symbol,
9550 initialize_cold_section_name, default_function_rodata_section,
9551 strip_reg_name, set_user_assembler_name, const_desc_eq,
9552 build_constant_desc, output_constant_def, lookup_constant_def,
9553 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9554 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9555 default_internal_label): Likewise.
9556 * varray.c (varray_init, varray_grow): Likewise.
9557 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9559 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9561 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9562 operators for "test" insn. Macroize insn using SWI mode macro.
9563 (*jcc_fused_2): Ditto.
9564 (*jcc_fused_3): Macroize insn using SWI mode macro.
9565 (*jcc_fused_4): Ditto.
9567 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9569 * tree-ssa-pre.c: Fix typo in comment.
9570 (init_antic, fini_antic): Add explicit funtions for
9571 initializing and deinitializing ANTIC and AVAIL sets.
9572 (create_expression_by_pieces): Fix typo in comment.
9573 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9574 (execute_pre): Eventually dump details about ANTIC_IN.
9576 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9578 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9579 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9580 add_to_obstack, file_at_path, find_a_file, execute,
9581 add_preprocessor_option, add_assembler_option, add_linker_option,
9582 process_command, insert_wrapper, do_option_spec, do_self_spec,
9583 spec_path, do_spec_1, is_directory, main, used_arg,
9584 getenv_spec_function): Likewise.
9585 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9586 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9589 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9591 * doc/rtl.texi: Updated subreg section.
9593 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9596 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9597 node->needed and node->reachable.
9598 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9599 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9600 (expand_task_call): Don't call expand_task_copyfn.
9601 (expand_task_copyfn): Renamed to...
9602 (finalize_task_copyfn): ... this.
9604 2008-06-19 Jan Hubicka <jh@suse.cz>
9606 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9607 clobbering framepointer.
9609 2008-06-19 Jan Hubicka <jh@suse.cz>
9611 * tree-optimize.c (execute_early_local_optimizations): Set
9612 cgraph_state only at first invocation.
9614 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9616 * system.h (-Wc++-compat): Activate as a warning, no an error.
9618 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9620 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9621 instead of "#" in insn asm template.
9622 (*jcc_fused_2): Ditto.
9624 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9626 * config/i386/i386.h (ix86_tune_indices)
9627 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9628 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9629 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9630 (*jcc_fused_2): Ditto.
9631 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9632 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9633 (print operand): Handle 'E' and 'e' code.
9635 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9637 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9638 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9639 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9641 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9643 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9645 (cgraph_expand_function): Use local copy of decl.
9646 (cgraph_expand_all_functions): Remove redundant initialization of
9648 (cgraph_optimize): Reword internal_error message.
9650 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9652 * arm-protos.h (arm_return_in_memory): Remove public
9653 arm_return_in_memory() prototype.
9654 * arm.c (arm_return_in_memory): Add static prototype, add target
9655 hook macro, change definition and comments.
9656 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9658 2008-06-19 Ben Elliston <bje@au.ibm.com>
9660 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9661 real.c: Remove references to IEEE 754R.
9662 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9663 * doc/libgcc.texi (Decimal float library routines): Likewise.
9665 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9667 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9668 (default_unwind_word_mode): Add prototype.
9669 * targhooks.c (default_unwind_word_mode): New function.
9670 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9671 instead of word_mode.
9672 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9673 (TARGET_INITIALIZER): Use it.
9675 * c-common.c (handle_mode_attribute): Support "unwind_word"
9677 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9679 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9680 word_mode to access SjLj_Function_Context member "data".
9681 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9682 conversion from targetm.eh_return_filter_mode () to
9683 targetm.unwind_word_mode () if they differ.
9685 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9686 (BT_FN_UNWINDWORD_PTR): New function type.
9687 (BT_FN_WORD_PTR): Remove.
9688 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9689 * except.c (expand_builtin_extend_pointer): Convert pointer to
9690 targetm.unwind_word_mode () instead of word_mode.
9692 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9693 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9694 (spu_unwind_word_mode): New function.
9695 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9696 (TARGET_UNWIND_WORD_MODE): Define.
9697 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9699 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9701 * config/spu/spu.c (reg_align): Remove.
9702 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9703 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9704 (spu_split_store): Likewise.
9706 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9708 * gcc/tree-vn.c: Fix typo in comment.
9710 2008-06-18 Jan Hubicka <jh@suse.cz>
9712 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9713 toplevel reorder too.
9715 2008-06-18 Jan Hubicka <jh@suse.cz>
9717 * c-opts.c (c_common_post_options): PCH is not compatible with
9719 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9720 -fno-toplevel-reorder by default now.
9722 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9724 PR documentation/30739
9725 * doc/install.texi (Prerequisites): Document dependency on awk.
9727 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9728 Ian Lance Taylor <iant@google.com>
9730 PR rtl-optimization/35604
9731 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9732 only want to change jump destinations, not eventual label comparisons.
9734 2008-06-16 Jan Hubicka <jh@suse.cz>
9736 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9738 (cgraph_analyze_function): Likewise.
9740 2008-06-16 Jan Hubicka <jh@suse.cz>
9742 * cgraph.h (cgraph_mark_if_needed): New function.
9743 * cgraphunit.c (cgraph_mark_if_needed): New function.
9744 * c-decl.c (duplicate_decl): Use it.
9746 2008-06-16 Jan Hubicka <jh@suse.cz>
9748 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9751 2008-06-16 Jan Hubicka <jh@suse.cz>
9753 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9755 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9756 Kazu Hirata <kazu@codesourcery.com>
9757 Maxim Kuvyrkov <maxim@codesourcery.com
9759 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9760 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9761 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9762 EXTRA_SPEC_FUNCTIONS.
9763 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9764 (DRIVER_SELF_SPECS): Adjust.
9765 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9766 * config/mips/st.h, config/mips/t-st: New.
9767 * config/mips/driver-native.c, config/mips/x-native: New.
9768 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9771 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9773 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9775 (ISA_HAS_FP_CONDMOVE): New macro.
9776 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9777 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9778 (ISA_HAS_NMADD3_NMSUB3): New macro.
9779 * config/mips/mips.c (mips_rtx_costs): Update.
9780 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9781 compiling for ST Loongson 2E/2F.
9782 (madd<mode>): Rename to madd4<mode>. Update.
9783 (madd3<mode>): New pattern.
9784 (msub<mode>): Rename to msub4<mode>. Update.
9785 (msub3<mode>): New pattern.
9786 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9787 (nmadd3<mode>): New pattern.
9788 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9789 (nmadd3<mode>_fastmath): New pattern.
9790 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9791 (nmsub3<mode>): New pattern.
9792 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9793 (nmsub3<mode>_fastmath): New pattern.
9794 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9796 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9798 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9799 (DF_REF_INSN_INFO): New.
9800 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9801 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9802 with a NULL DF_REF_INSN_INFO.
9803 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9805 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9806 DF_INSN_INFO_EQ_USES): New.
9807 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9808 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9809 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9810 * df-core.c: Update comment for above changes.
9811 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9812 DF_INSN_UID_* macros.
9813 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9814 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9815 insn rtx. Update all callers.
9816 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9817 df_ref_create_structure, df_insn_refs_collect): Likewise.
9818 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9819 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9820 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9821 macros to access the insn refs.
9822 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9823 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9824 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9825 for accessing the refs.
9826 (try_fwprop_subst): Likewise.
9827 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9828 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9829 for accessing the refs.
9830 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9831 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9832 to look at the insn refs.
9833 (record_uses): Likewise.
9834 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9836 (mark_artificial_uses): Don't mark_insn for artificial refs.
9837 (mark_reg_rependencies): Likewise.
9839 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9841 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9843 * configure: Regenerate.
9845 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9847 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9848 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9849 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9851 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9853 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9854 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9855 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9857 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9859 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9860 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9861 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9863 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9865 * tree-ssa-sccvn.c: Fix format of comments.
9867 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9869 * cgraph.c: Remove unneeded forward declarations of eq_node()
9872 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9874 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9876 (see_update_relevancy): Likewise.
9877 * fwprop.c (try_fwprop_subst): Likewise.
9878 * rtlanal.c (noop_move_p): Likewise.
9879 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9880 notes to non-existing libcall blocks.
9881 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9883 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9884 (dead_libcall_p): Remove.
9885 (delete_trivially_dead_insns): Don't use it.
9886 * web.c (union_defs): Remove comment about keeping nops.
9887 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9888 (compute_hash_table_work): Don't track libcall notes.
9889 (do_local_cprop): Don't take libcall pointers. Don't update
9891 (adjust_libcall_notes): Deleted.
9892 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9893 ever have existed in the first place).
9894 (replace_store_insn): Don't try to remove libcall notes.
9895 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9896 (resolve_reg_notes): Don't call them.
9897 (resolve_simple_move): Likewise.
9898 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9899 Don't remove REG_RETVAL notes.
9900 * emit-rtl.c (try_split): Don't update libcall notes.
9901 (emit_copy_of_insn_after): Dito.
9902 * cselib.c (cselib_current_insn_in_libcall): Remove.
9903 (cselib_process_insn): Don't set/clear it.
9904 (new_elt_loc_list): Don't record it.
9905 (cselib_init): Don't initialize it.
9906 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9907 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9909 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9910 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9911 (init_deps): Don't initialize it.
9912 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9913 * combine.c (delete_noop_moves): Don't update libcall notes.
9914 (can_combine_p): Remove now pointless #if 0 block.
9915 (try_combine): Remove another obsolete #if 0 block.
9916 (distribute_notes): Don't distribute libcall notes.
9917 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9918 * dce.c (libcall_dead_p): Remove.
9919 (delete_unmarked_insns): Don't handle libcall blocks.
9920 (preserve_libcall_for_dce): Remove.
9921 (prescan_insns_for_dce): Don't special-case libcall block insns.
9922 * reload1 (reload): Don't handle libcall notes.
9923 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9926 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9928 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9929 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9930 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9932 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9934 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9935 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9936 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9938 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9940 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9942 2008-06-16 Ira Rosen <irar@il.ibm.com>
9944 PR tree-optimization/36493
9945 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9946 the arguments list. Use VECTYPE to create vector pointer.
9947 (vectorizable_store): Fail if accesses through a pointer to vectype
9948 do not alias the original memory reference operands.
9949 Call vect_create_data_ref_ptr without the removed argument.
9950 (vectorizable_load): Likewise.
9951 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9954 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9957 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9960 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9962 * config/mips/loongson2ef.md: New file.
9963 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9964 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9965 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9966 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9967 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9969 (loongson2ef.md): New include.
9970 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9971 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9972 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9973 (loongson_gt_<mode>, loongson_extract_halfword)
9974 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9975 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9976 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9977 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9978 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9979 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9980 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9981 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9982 (vec_interleave_low<mode>): Define type attribute.
9983 * config/mips/mips.c (mips_ls2): New static variable.
9984 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9985 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9986 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9987 Implement target scheduling hooks.
9988 (mips_multipass_dfa_lookahead): Update to handle tuning for
9990 (mips_sched_init): Initialize data for Loongson scheduling.
9991 (mips_ls2_variable_issue): New static function.
9992 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9994 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9995 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9996 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9997 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9998 Handle ST Loongson 2E/2F cores.
9999 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10001 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10003 * omp-low.c (extract_omp_for_data): Fix comment typo.
10006 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10008 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10009 FIXME note about gcc/config.guess.
10010 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10011 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10012 * doc/cppopts.texi: Likewise.
10013 * doc/extend.texi: Likewise.
10014 * doc/gcc.texi: Likewise.
10015 * doc/gccint.texi: Likewise.
10016 * doc/gcov.texi: Likewise.
10017 * doc/gty.texi: Likewise.
10018 * doc/hostconfig.texi: Likewise.
10019 * doc/install.texi: Likewise.
10020 * doc/invoke.texi: Likewise.
10021 * doc/loop.texi: Likewise.
10022 * doc/makefile.texi: Likewise.
10023 * doc/md.texi: Likewise.
10024 * doc/passes.texi: Likewise.
10025 * doc/tm.texi: Likewise.
10026 * doc/tree-ssa.texi: Likewise.
10027 * doc/trouble.texi: Likewise.
10029 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10030 Nathan Sidwell <nathan@codesourcery.com>
10031 Maxim Kuvyrkov <maxim@codesourcery.com>
10032 Richard Sandiford <rdsandiford@googlemail.com>
10034 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10035 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10036 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10038 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10039 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10040 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10042 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10043 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10044 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10045 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10046 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10047 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10048 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10049 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10050 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10051 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10052 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10053 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10054 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10055 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10056 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10057 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10058 (mips_builtins): Add Loongson builtins.
10059 (mips_loongson_2ef_bdesc): New.
10060 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10061 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10062 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10063 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10065 (mips_expand_vector_init): New.
10066 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10067 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10069 * config/mips/mips.md: Add unspec numbers for Loongson
10070 builtins. Include loongson.md.
10071 (MOVE64): Include Loongson vector modes.
10072 (SPLITF): Include Loongson vector modes.
10073 (HALFMODE): Handle Loongson vector modes.
10074 * config/mips/loongson.md: New.
10075 * config/mips/loongson.h: New.
10076 * config.gcc: Add loongson.h header for mips*-*-* targets.
10077 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10079 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10081 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10082 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10083 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10084 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10085 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10086 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10087 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10088 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10089 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10090 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10091 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10092 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10093 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10094 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10095 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10096 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10097 Remove use_fixproto=yes.
10098 (ia64*-*-hpux*): Remove comment about using fixproto.
10099 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10101 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10103 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10105 * configure: Regenerate.
10107 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10109 PR middle-end/36520
10110 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10111 before evaluating it.
10113 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10116 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10117 nested inline functions.
10118 (start_decl, start_function): Don't invert DECL_EXTERNAL
10119 for nested inline functions.
10121 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10123 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10124 splits that must be made for correctness.
10126 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10128 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10129 (AVAIL_NON_MIPS16): Likewise.
10130 (mips_builtin_description): Replace target_flags with a predicate.
10131 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10132 (dspr2_32): New availability predicates.
10133 (MIPS_BUILTIN): New macro.
10134 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10135 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10136 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10137 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10138 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10139 (mips_dsp_32only_bdesc): Merge into...
10140 (mips_builtins): ...this new array.
10141 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10142 (mips_init_builtins): Update after above changes.
10143 (mips_expand_builtin_1): Merge into...
10144 (mips_expand_builtin): ...here and update after above changes.
10146 2008-06-12 Paul Brook <paul@codesourcery.com>
10148 * longlong.h (__arm__): Define count_leading_zeros.
10149 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10150 (clzsi2, clzdi2): New functions.
10151 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10152 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10153 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10154 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10155 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10156 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10157 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10158 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10159 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10160 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10162 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10164 * config/m68k/m68k.c (m68k_tune_flags): New.
10165 (override_options): Compute m68k_tune_flags.
10166 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10167 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10169 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10171 PR middle-end/36506
10172 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10174 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10176 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10177 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10179 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10181 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10182 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10184 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10186 PR middle-end/36506
10187 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10190 2008-06-12 Richard Guenther <rguenther@suse.de>
10192 PR tree-optimization/36345
10193 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10194 add memory_tag_needed flag.
10195 (may_alias_p): Declare.
10196 * tree-ssa-alias.c (may_alias_p): Export.
10197 (set_initial_properties): Use memory_tag_needed flag.
10198 (update_reference_counts): Likewise.
10199 (reset_alias_info): Reset memory_tag_needed flag.
10200 (create_name_tags): Check memory_tag_needed flag.
10201 (dump_points_to_info_for): Dump it.
10202 * tree-ssa-structalias.c (struct variable_info): Remove
10203 directly_dereferenced flag.
10204 (new_var_info): Do not initialize it.
10205 (process_constraint_1): Do not set it.
10206 (update_alias_info): Set is_dereferenced flag.
10207 (set_uids_in_ptset): Use may_alias_p.
10208 (set_used_smts): Check memory_tag_needed flag.
10209 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10210 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10211 memory_tag_needed flag.
10212 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10213 from broken design.
10215 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10217 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10218 red zone for w64 abi.
10219 (ix86_expand_prologue): Likewise.
10220 (ix86_force_to_memory): Likewise.
10221 (ix86_free_from_memory): Likewise.
10223 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10226 * config/rs6000/rs6000.c (rs6000_override_options): Set
10227 rs6000_isel conditionally to the absence of comand line override.
10228 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10229 Remove duplicate rs6000_isel setting.
10230 * config/rs6000/eabispe.h: Ditto.
10232 2008-06-11 Richard Guenther <rguenther@suse.de>
10234 * alias.c (get_alias_set): Use the element alias-set for arrays.
10235 (record_component_aliases): For arrays and vectors do nothing.
10236 * c-common.c (strict_aliasing_warning): Handle the cases
10237 of alias set zero explicitly.
10238 * Makefile.in (dfp.o-warn): Add -Wno-error.
10240 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10242 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10244 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10245 tune_32 tune_64 to supported_defaults. Allow values not
10246 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10247 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10248 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10249 with_cpu_64 to generic for 64-bit-supporting configurations, not
10250 with_cpu. Remove FIXMEs.
10251 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10252 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10253 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10254 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10255 arch_32 and arch_64.
10257 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10258 Olivier Hainque <hainque@adacore.com>
10260 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10261 Use DECL_SIZE_UNIT to retrieve the size of the field.
10263 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10265 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10266 with function calls after declarations. Lay out
10267 neon_float_type_node before further use.
10269 2008-06-11 Richard Guenther <rguenther@suse.de>
10271 * tree-flow.h (may_point_to_global_var): Declare.
10272 * tree-ssa-alias.c (may_point_to_global_var): New function.
10273 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10275 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10277 * configure.ac: Teach that fido supports .debug_line.
10278 * configure: Regenerate.
10280 2008-06-10 Tom Tromey <tromey@redhat.com>
10282 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10285 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10287 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10288 (encode_decimal64, decode_decimal64, encode_decimal128,
10289 decode_decimal128): Reverse order of 32-bit parts of value if host
10290 and target endianness differ.
10292 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10294 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10295 Avoid division by 0.
10296 (tree_mod_pow2_value_transform): Likewise.
10297 (tree_ic_transform): Likewise.
10298 (tree_stringops_transform): Likewise.
10299 (tree_mod_subtract_transform): Likewise.
10300 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10301 (copy_edges_for_bb): Likewise.
10302 (initialize_cfun): Likewise.
10304 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10306 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10307 nonmemory_operand. Add "N" operand constraint.
10309 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10310 (*jcc_btsi_mask): Ditto.
10311 (*jcc_btsi_mask_1): Ditto.
10313 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10315 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10316 TYPE_CANONICAL for copied element type.
10318 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10321 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10322 Add m_CORE2 and m_GENERIC.
10323 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10324 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10326 (*jcc_btdi_rex64): New instruction and split pattern.
10327 (*jcc_btsi): Ditto.
10328 (*jcc_btsi_1): Ditto.
10329 (*btsq): Fix Intel asm dialect operand order.
10333 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10335 PR middle-end/36447
10336 * simplify-rtx.c (simplify_subreg): Add check for shift count
10339 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10341 * doc/md.texi: Synchronize with later constraints.md change.
10342 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10343 with a C implementation.
10344 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10346 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10347 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10348 when moving to and from MD_REGNUM.
10349 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10350 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10351 Handle byte and halfword moves.
10352 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10354 * config/mips/constraints.md (h): Turn into NO_REGS.
10355 (l, x): Update documentation.
10356 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10357 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10358 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10359 (HILO): New mode iterator.
10361 (any_div): New code iterator.
10362 (u): Extend code attribute to div and udiv.
10363 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10364 d_operand in the splitters. Remove redundant CONST_INT checks.
10365 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10366 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10367 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10368 accordingly, using normal moves instead of unspecs to move LO into
10369 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10370 (<u>mulsidi3): Handle expansion in C code.
10371 (<u>mulsidi3_32bit_internal): Rename to...
10372 (<u>mulsidi3_32bit): ...this.
10373 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10374 (*<u>mulsidi3_64bit): Rename to...
10375 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10376 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10377 to set LO and HI to the multiplication result. Use a normal move
10378 for MFLO and an unspec for MFHI.
10379 (*<u>mulsidi3_64bit_parts): Replace with...
10380 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10381 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10382 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10383 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10384 instead of HI. Split the instruction into a separate multiplication
10385 and MFHI if !TARGET_FIX_R4000.
10386 (<su>muldi3_highpart): Likewise.
10387 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10388 and the "=h" clobber.
10389 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10390 (<u>mulditi3): New expander.
10391 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10392 (madsi): Remove "=h" clobber.
10393 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10394 Force the modulus result to be a GPR and split the instruction into
10395 a division followed by an MFHI after reload.
10396 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10397 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10398 the MIPS16 HIGH define_split.
10399 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10400 of acc<->gpr moves to "multi".
10401 (*movdi_64bit): Replace the single "x" alternative with
10402 alternatives for moving into and out of "a".
10403 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10404 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10405 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10406 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10407 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10408 (movti): New expander.
10409 (*movti, *movti_mips16): New insns.
10410 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10411 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10412 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10413 * config/mips/predicates.md (fpr_operand): Delete.
10414 (d_operand): New predicate.
10416 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10418 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10419 failure on some Bourne shells.
10420 (x86_64-*-*): Ditto.
10422 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10424 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10426 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10428 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10429 (sparc-sun-solaris2*): Likewise.
10431 2008-06-09 Arnaud Charlet <charlet@adacore.com
10433 * doc/install.texi: Update requirements to build the Ada compiler.
10435 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10437 * df-scan.c (struct df_scan_problem_data): Remove the
10438 mw_link_pool alloc pool.
10439 (df_scan_free_internal): Don't free it.
10440 (df_scan_alloc): Don't allocate it.
10441 * df.h (struct df_link): Update comment.
10443 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10445 * except.h: Correct checks for when SJLJ exceptions must be used.
10447 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10449 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10452 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10454 PR tree-optimization/36218
10455 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10456 configure for the build system.
10457 (BUILD_LDFLAGS): Define.
10458 * configure: Regenerate.
10459 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10461 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10464 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10465 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10466 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10468 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10470 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10472 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10474 * config.gcc (Obsolete configurations): Remove list of
10476 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10477 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10478 targets matched by those patterns.
10479 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10480 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10481 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10482 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10483 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10484 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10485 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10486 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10487 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10488 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10489 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10490 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10491 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10492 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10493 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10494 Make code for Solaris 7 and greater unconditional for Solaris.
10495 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10496 Remove --with-* handling.
10497 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10498 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10499 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10500 LINK_OS_WINDISS_SPEC): Remove.
10501 * config/rs6000/sysv4.opt (mwindiss): Remove.
10502 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10503 * configure: Regenerate.
10504 * doc/cpp.texi: Don't mention BeOS.
10505 * doc/extend.texi (interrupt): Don't mention MS1.
10506 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10507 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10508 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10509 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10510 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10512 * doc/invoke.texi (MT Options): Remove.
10513 (-mwindiss): Remove.
10514 (CRIS Options): Remove cris-axis-aout references.
10515 (HPPA Options): Don't mention hppa1.1-*-pro.
10516 * doc/md.texi: (MorphoTech family): Remove.
10517 * libgcc2.c: Don't handle UWIN.
10518 * config/alpha/t-unicosmk: Remove.
10519 * config/alpha/unicosmk.h: Remove.
10520 * config/arm/kaos-arm.h: Remove.
10521 * config/arm/kaos-strongarm.h: Remove.
10522 * config/arm/strongarm-coff.h: Remove.
10523 * config/arm/strongarm-elf.h: Remove.
10524 * config/arm/strongarm-pe.h: Remove.
10525 * config/arm/t-strongarm-pe: Remove.
10526 * config/arm/t-xscale-coff: Remove.
10527 * config/arm/t-xscale-elf: Remove.
10528 * config/arm/xscale-coff.h: Remove.
10529 * config/arm/xscale-elf.h: Remove.
10530 * config/chorus.h: Remove.
10531 * config/cris/aout.h: Remove.
10532 * config/cris/aout.opt: Remove.
10533 * config/cris/t-aout: Remove.
10534 * config/i386/beos-elf.h: Remove.
10535 * config/i386/kaos-i386.h: Remove.
10536 * config/i386/ptx4-i.h: Remove.
10537 * config/i386/sco5.h: Remove.
10538 * config/i386/sco5.opt: Remove.
10539 * config/i386/sysv4-cpp.h: Remove.
10540 * config/i386/sysv5.h: Remove.
10541 * config/i386/t-beos: Remove.
10542 * config/i386/t-sco5: Remove.
10543 * config/i386/t-uwin: Remove.
10544 * config/i386/uwin.asm: Remove.
10545 * config/i386/uwin.h: Remove.
10546 * config/kaos.h: Remove.
10547 * config/mips/windiss.h: Remove.
10548 * config/mt: Remove directory.
10549 * config/pa/pa-osf.h: Remove.
10550 * config/pa/pa-pro-end.h: Remove.
10551 * config/pa/t-pro: Remove.
10552 * config/ptx4.h: Remove.
10553 * config/rs6000/beos.h: Remove.
10554 * config/rs6000/kaos-ppc.h: Remove.
10555 * config/rs6000/t-beos: Remove.
10556 * config/rs6000/windiss.h: Remove.
10557 * config/sh/kaos-sh.h: Remove.
10558 * config/sol2-6.h: Remove.
10559 * config/sparc/sol26-sld.h: Remove.
10560 * config/sparc/sysv4-only.h: Remove.
10561 * config/vax/bsd.h: Remove.
10562 * config/vax/t-memfuncs: Remove.
10563 * config/vax/ultrix.h: Remove.
10564 * config/vax/vaxv.h: Remove.
10565 * config/windiss.h: Remove.
10567 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10569 PR rtl-optimization/36438
10570 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10571 for vector shifts with constant scalar shift operands.
10573 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10575 * doc/invoke.texi: Document -march=xlr.
10576 * config/mips/xlr.md: New file.
10577 * config/mips/mips.md: Include it.
10579 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10580 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10581 (mips_rtx_cost_data): Likewise.
10583 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10585 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10586 PRE_INC and PRE_DEC cases.
10588 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10590 PR rtl-optimization/36419
10591 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10592 the emitting jump insn.
10595 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10596 is not bool, boolify the whole *expr_p and convert to the desired type.
10598 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10600 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10601 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10602 Add omp_private_outer_ref hook, add another argument to
10603 omp_clause_default_ctor hook.
10604 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10605 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10606 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10607 hook_tree_tree_tree_tree_null.
10608 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10609 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10610 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10611 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10612 * tree.def (OMP_TASK): New tree code.
10613 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10614 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10615 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10616 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10617 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10618 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10619 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10620 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10621 (OMP_DIRECTIVE_P): Add OMP_TASK.
10622 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10623 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10624 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10625 and OMP_CLAUSE_UNTIED entries.
10626 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10628 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10629 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10630 * tree-pretty-print.c (dump_omp_clause): Handle
10631 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10632 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10633 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10634 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10635 warning about unsigned iterators. Change decl/init/cond/incr
10636 arguments to TREE_VECs, check arguments for all collapsed loops.
10637 (c_finish_omp_taskwait): New function.
10638 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10640 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10641 default_function_array_conversion on init. Add par_clauses argument.
10642 If decl is present in parallel's lastprivate clause, change it to
10643 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10644 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10645 collapse count in clauses.
10646 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10647 c_parser_omp_for_loop callers.
10648 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10649 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10650 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10651 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10653 (c_parser_omp_clause_schedule): Handle schedule(auto).
10654 Include correct location in the error message.
10655 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10656 and PRAGMA_OMP_CLAUSE_UNTIED.
10657 (OMP_TASK_CLAUSE_MASK): Define.
10658 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10659 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10660 * tree-nested.c (convert_nonlocal_omp_clauses,
10661 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10662 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10663 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10664 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10666 (conver_nonlocal_reference, convert_local_reference,
10667 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10668 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10669 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10670 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10671 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10672 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10673 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10674 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10675 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10677 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10678 * c-common.h (c_finish_omp_taskwait): New prototype.
10679 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10680 * tree-parloops.c (create_parallel_loop): Create 1 entry
10681 vectors for OMP_FOR_{INIT,COND,INCR}.
10682 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10683 (make_edges): Handle OMP_TASK.
10684 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10685 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10686 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10687 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10688 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10689 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10690 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10691 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10692 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10693 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10694 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10695 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10696 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10697 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10698 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10699 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10700 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10701 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10702 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10703 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10704 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10705 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10706 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10707 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10708 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10709 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10710 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10711 original iterator is present in lastprivate clause or if
10712 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10713 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10714 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10715 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10716 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10717 if it is set, lookup var in outer contexts too. Handle
10718 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10719 to be implicitly determined firstprivate for task regions.
10720 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10721 if it is set, lookup var in outer contexts too. Set
10722 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10723 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10724 OMP_CLAUSE_UNTIED. Take region_type as last argument
10725 instead of in_parallel and in_combined_parallel.
10726 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10728 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10729 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10730 (new_omp_context): Set default_kind to
10731 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10732 (omp_region_type): New enum.
10733 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10734 fields, add region_type.
10735 (new_omp_context): Take region_type as argument instead of is_parallel
10736 and is_combined_parallel.
10737 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10738 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10739 ctx->is_combined_parallel checks.
10740 (gimplify_omp_task): New function.
10741 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10743 * omp-low.c (extract_omp_for_data): Use schedule(static)
10744 for schedule(auto). Handle pointer and unsigned iterators.
10745 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10746 Add loops argument. Extract data for collapsed OMP_FOR loops.
10747 (expand_parallel_call): Assert sched_kind isn't auto,
10748 map runtime schedule to index 3.
10749 (struct omp_for_data_loop): New type.
10750 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10751 Add loop, loops, collapse and iter_type fields.
10752 (workshare_safe_to_combine_p): Disallow combined for if
10753 iter_type is unsigned long long. Don't combine collapse > 1 loops
10754 unless all bounds and steps are constant. Adjust extract_omp_for_data
10756 (expand_omp_for_generic): Handle pointer, unsigned and long long
10757 iterators. Handle collapsed OMP_FOR loops. Adjust
10758 for struct omp_for_data changes. If libgomp function doesn't return
10759 boolean_type_node, add comparison of the return value with 0.
10760 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10761 pointer, unsigned and long long iterators. Adjust for struct
10762 omp_for_data changes.
10763 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10764 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10765 unsigned long long. Allocate loops array, pass it to
10766 extract_omp_for_data. For collapse > 1 loops use always
10767 expand_omp_for_generic.
10768 (omp_context): Add sfield_map and srecord_type fields.
10769 (is_task_ctx, lookup_sfield): New functions.
10770 (use_pointer_for_field): Use is_task_ctx helper. Change first
10771 argument's type from const_tree to tree. Clarify comment.
10772 In OMP_TASK disallow copy-in/out sharing.
10773 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10774 (install_var_field): Add mask argument. Populate both record_type
10775 and srecord_type if needed.
10776 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10778 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10779 and DECL_FIELD_OFFSET.
10780 (scan_sharing_clauses): Adjust install_var_field callers. For
10781 firstprivate clauses on explicit tasks allocate the var by value in
10782 record_type unconditionally, rather than by reference.
10783 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10784 Use is_taskreg_ctx instead of is_parallel_ctx.
10785 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10786 (create_omp_child_function_name): Add task_copy argument, use
10787 *_omp_cpyfn* names if it is true.
10788 (create_omp_child_function): Add task_copy argument, if true create
10789 *_omp_cpyfn* helper function.
10790 (scan_omp_parallel): Adjust create_omp_child_function callers.
10791 Rename parallel_nesting_level to taskreg_nesting_level.
10792 (scan_omp_task): New function.
10793 (lower_rec_input_clauses): Don't run constructors for firstprivate
10794 explicit task vars which are initialized by *_omp_cpyfn*.
10795 Pass outer var ref to omp_clause_default_ctor hook if
10796 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10797 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10798 OMP_CLAUSE_REDUCTION_INIT.
10799 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10800 avoid duplicate setting of fields. Handle
10801 OMP_CLAUSE_PRIVATE_OUTER_REF.
10802 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10803 copy-out if TREE_READONLY, only copy-in.
10804 (expand_task_copyfn): New function.
10805 (expand_task_call): New function.
10806 (struct omp_taskcopy_context): New type.
10807 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10809 (lower_omp_parallel): Rename to...
10810 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10811 Call create_task_copyfn if srecord_type is needed. Adjust
10813 (task_shared_vars): New variable.
10814 (check_omp_nesting_restrictions): Warn if work-sharing,
10815 barrier, master or ordered region is closely nested inside OMP_TASK.
10816 Add warnings for barrier if closely nested inside of work-sharing,
10817 ordered, or master region.
10818 (scan_omp_1): Call check_omp_nesting_restrictions even for
10819 GOMP_barrier calls. Rename parallel_nesting_level to
10820 taskreg_nesting_level. Handle OMP_TASK.
10821 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10822 work-sharing construct, continue looking for them on parent parallel
10824 (lower_omp_for_lastprivate): Add lastprivate clauses
10825 to the beginning of dlist rather than end. Adjust for struct
10826 omp_for_data changes.
10827 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10828 not after it. Handle collapsed OMP_FOR loops, adjust for
10829 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10830 (get_ws_args_for): Adjust extract_omp_for_data caller.
10831 (scan_omp_for): Handle collapsed OMP_FOR
10832 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10833 (lower_omp_single_simple): If libgomp function doesn't return
10834 boolean_type_node, add comparison of the return value with 0.
10835 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10836 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10837 (parallel_nesting_level): Rename to...
10838 (taskreg_nesting_level): ... this.
10839 (is_taskreg_ctx): New function.
10840 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10841 of is_parallel_ctx.
10842 (execute_lower_omp): Rename parallel_nesting_level to
10843 taskreg_nesting_level.
10844 (expand_omp_parallel): Rename to...
10845 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10846 Call omp_task_call for OMP_TASK regions.
10847 (expand_omp): Adjust caller, handle OMP_TASK.
10848 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10850 * bitmap.c (bitmap_default_obstack_depth): New variable.
10851 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10852 if argument is NULL and bitmap_default_obstack is already initialized.
10853 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10855 * matrix-reorg.c (matrix_reorg): Likewise.
10857 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10859 * config/i386/i386.md (*indirect_jump): Macroize using P
10860 mode iterator. Remove !TARGET_64BIT from insn constraints.
10861 (*tablejump_1): Ditto.
10862 (*indirect_jump_rex64): Remove insn pattern.
10863 (*tablejump_1_rex64): Ditto.
10864 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10865 and eh_return_si insn patterns.
10867 2008-06-06 Richard Guenther <rguenther@suse.de>
10869 * tree-ssa-structalias.c (merge_smts_into): Remove.
10870 (find_what_p_points_to): Do not bother to compute the
10871 points-to set for pt_anything pointers.
10872 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10873 for pt_anything pointers is ok.
10875 2008-06-06 Jan Hubicka <jh@suse.cz>
10877 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10879 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10881 * cgraph.c: Fix typos in comments.
10882 (cgraph_availability_names): Fix string typo.
10883 * fold-const.c: Fix typos in comments.
10884 (fold_binary): Fix typo in warning.
10885 * genautomata.c: Fix typos in comments.
10886 (check_presence_pattern_sets): Fix typo in local variable.
10887 (output_description): Fix typo in output.
10888 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10889 * hwint.h: Likewise.
10890 * matrix-reorg.c (check_allocation_function): Likewise.
10891 * omega.c (smooth_weird_equations): Likewise.
10892 * auto-inc-dec.c: Fix typos in comments.
10893 * bb-reorder.c: Likewise.
10894 * builtins.c: Likewise.
10895 * c-common.c: Likewise.
10896 * c-cppbuiltin.c: Likewise.
10897 * c-parser.c: Likewise.
10898 * c-pretty-print.c: Likewise.
10899 * cfgcleanup.c: Likewise.
10900 * cfgexpand.c: Likewise.
10901 * cfghooks.c: Likewise.
10902 * cfglayout.c: Likewise.
10903 * cfgloopmanip.c: Likewise.
10904 * cgraphunit.c: Likewise.
10905 * coverage.c: Likewise.
10906 * dbxout.c: Likewise.
10907 * df-byte-scan.c: Likewise.
10908 * df-core.c: Likewise.
10909 * df-problems.c: Likewise.
10910 * df-scan.c: Likewise.
10912 * dominance.c: Likewise.
10913 * domwalk.c: Likewise.
10915 * dwarf2out.c: Likewise.
10916 * emit-rtl.c: Likewise.
10917 * et-forest.c: Likewise.
10918 * function.c: Likewise.
10919 * function.h: Likewise.
10921 * gcov-io.c: Likewise.
10922 * gcov.c: Likewise.
10923 * gcse.c: Likewise.
10924 * genattrtab.c: Likewise.
10925 * ggc-page.c: Likewise.
10926 * gimplify.c: Likewise.
10927 * gthr-lynx.h: Likewise.
10928 * haifa-sched.c: Likewise.
10929 * ipa-cp.c: Likewise.
10930 * ipa-inline.c: Likewise.
10931 * ipa-prop.h: Likewise.
10932 * ipa-pure-const.c: Likewise.
10933 * ipa-struct-reorg.c: Likewise.
10934 * ipa-struct-reorg.h: Likewise.
10935 * ipa-type-escape.c: Likewise.
10937 * loop-doloop.c: Likewise.
10938 * mips-tfile.c: Likewise.
10939 * mkmap-flat.awk: Likewise.
10940 * mkmap-symver.awk: Likewise.
10941 * modulo-sched.c: Likewise.
10942 * omp-low.c: Likewise.
10943 * optabs.c: Likewise.
10944 * optabs.h: Likewise.
10945 * opts.c: Likewise.
10946 * passes.c: Likewise.
10947 * postreload-gcse.c: Likewise.
10948 * postreload.c: Likewise.
10949 * predict.c: Likewise.
10950 * pretty-print.h: Likewise.
10951 * profile.c: Likewise.
10952 * protoize.c: Likewise.
10953 * ra-conflict.c: Likewise.
10954 * real.c: Likewise.
10955 * recog.c: Likewise.
10956 * regclass.c: Likewise.
10957 * regs.h: Likewise.
10958 * reload.c: Likewise.
10959 * rtl-error.c: Likewise.
10960 * rtlanal.c: Likewise.
10961 * scan.h: Likewise.
10962 * sched-rgn.c: Likewise.
10964 * stmt.c: Likewise.
10965 * target.h: Likewise.
10966 * tree-dfa.c: Likewise.
10967 * tree-eh.c: Likewise.
10968 * tree-flow-inline.h: Likewise.
10969 * tree-inline.c: Likewise.
10970 * tree-into-ssa.c: Likewise.
10971 * tree-loop-distribution.c: Likewise.
10972 * tree-nested.c: Likewise.
10973 * tree-parloops.c: Likewise.
10974 * tree-pass.h: Likewise.
10975 * tree-pretty-print.c: Likewise.
10976 * tree-profile.c: Likewise.
10977 * tree-scalar-evolution.c: Likewise.
10978 * tree-sra.c: Likewise.
10979 * tree-ssa-alias-warnings.c: Likewise.
10980 * tree-ssa-ccp.c: Likewise.
10981 * tree-ssa-coalesce.c: Likewise.
10982 * tree-ssa-dom.c: Likewise.
10983 * tree-ssa-dse.c: Likewise.
10984 * tree-ssa-forwprop.c: Likewise.
10985 * tree-ssa-live.c: Likewise.
10986 * tree-ssa-live.h: Likewise.
10987 * tree-ssa-loop-im.c: Likewise.
10988 * tree-ssa-loop-ivopts.c: Likewise.
10989 * tree-ssa-loop-niter.c: Likewise.
10990 * tree-ssa-loop-prefetch.c: Likewise.
10991 * tree-ssa-phiopt.c: Likewise.
10992 * tree-ssa-phiprop.c: Likewise.
10993 * tree-ssa-sccvn.c: Likewise.
10994 * tree-ssa-ter.c: Likewise.
10995 * tree-ssa-threadupdate.c: Likewise.
10996 * tree-ssa.c: Likewise.
10997 * tree-vect-analyze.c: Likewise.
10998 * tree-vect-transform.c: Likewise.
10999 * tree-vectorizer.c: Likewise.
11000 * tree-vn.c: Likewise.
11001 * tree-vrp.c: Likewise.
11002 * tree.c: Likewise.
11003 * tree.def: Likewise.
11004 * tree.h: Likewise.
11005 * unwind-dw2-fde.c: Likewise.
11006 * unwind.inc: Likewise.
11007 * value-prof.c: Likewise.
11008 * vmsdbgout.c: Likewise.
11010 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11012 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11013 always place FP constants in the TOC for TARGET_POWERPC64.
11014 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11016 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11018 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11019 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11020 enable for TARGET_E500_DOUBLE.
11021 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11022 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11023 floating-point modes like integer modes for E500 double.
11024 (rs6000_legitimate_offset_address_p): Likewise.
11025 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11026 addressing for DDmode for E500 double.
11027 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11028 modes as using 64-bits of registers for E500 double.
11029 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11030 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11031 specially for E500 double.
11032 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11033 TDmode for E500 double.
11034 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11035 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11036 (rs6000_split_multireg_move): Do not handle TDmode specially for
11038 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11039 using 64-bit registers for E500 double.
11040 (emit_frame_save): Do not handle DDmode specially for E500 double.
11041 (gen_frame_mem_offset): Likewise.
11042 (rs6000_function_value): Do not call spe_build_register_parallel
11043 for DDmode or TDmode.
11044 (rs6000_libcall_value): Likewise.
11045 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11046 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11049 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11051 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11054 2008-06-04 Junjie Gu <jgu@tensilica.com>
11056 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11057 comparison for frame pointers.
11059 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11062 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11064 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11067 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11068 register is already smaller or equal to required mode.
11070 2008-06-04 Xinliang David Li <davidxl@google.com>
11072 * tree-call-cdce.c: New file.
11073 (cond_dead_built_in_calls): New static variable.
11074 (input_domain): New struct.
11075 (check_pow): New function.
11076 (check_builtin_call): Ditto.
11077 (check_target_format): Ditto.
11078 (is_call_dce_candidate): Ditto.
11079 (gen_one_condition): Ditto.
11080 (gen_conditions_for_domain): Ditto.
11081 (get_domain): Ditto.
11082 (gen_conditions_for_pow_cst_base): Ditto.
11083 (gen_conditions_for_pow_int_base): Ditto.
11084 (gen_conditions_for_pow): Ditto.
11085 (get_no_error_domain): Ditto.
11086 (gen_shrink_wrap_conditions): Ditto.
11087 (shrink_wrap_one_built_in_call): Ditto.
11088 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11089 (tree_call_cdce): Ditto.
11090 (gate_call_cdce): Ditto.
11091 (pass_call_cdce): New gimple pass.
11092 * passes.c: (init_optimization_passes): New pass.
11093 * tree-pass.h: New pass declaration.
11094 * opts.c (decode_options): New flag setting.
11095 * common.opt: Add -ftree-builtin-call-dce flag.
11096 * Makefile.in: Add new source file.
11097 * tempvar.def: New tv_id.
11098 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11100 2008-06-04 Richard Guenther <rguenther@suse.de>
11102 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11103 (is_call_clobbered): Always check var_ann->call_clobbered.
11104 (mark_call_clobbered): Always set var_ann->call_clobbered.
11105 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11106 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11107 (reset_alias_info): Clear call clobbering info on MTAGs and
11109 (set_pt_anything): Set pt_global_mem.
11110 (create_tag_raw): Adjust comment.
11111 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11113 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11114 Maxim Kuvyrkov <maxim@codesourcery.com>
11116 * config/m68k/m68k.opt (mxgot): New option.
11117 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11118 (m68k_output_addr_const_extra): New.
11119 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11120 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11121 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11122 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11124 2008-06-04 Richard Guenther <rguenther@suse.de>
11126 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11127 negative or non-representable offsets.
11129 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11131 * config/i386/i386.c (ix86_gen_leave): New.
11132 (ix86_gen_pop1): Likewise.
11133 (ix86_gen_add3): Likewise.
11134 (ix86_gen_sub3): Likewise.
11135 (ix86_gen_sub3_carry): Likewise.
11136 (ix86_gen_one_cmpl2): Likewise.
11137 (ix86_gen_monitor): Likewise.
11138 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11139 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11140 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11141 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11142 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11143 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11144 (ix86_expand_epilogue): Updated.
11145 (print_operand): Handle integer register operand for 'z'.
11146 (ix86_expand_strlensi_unroll_1): Likewise.
11147 (ix86_expand_strlen): Likewise.
11148 (ix86_expand_builtin): Likewise.
11149 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11150 mov{q}/mov{l} and add{q}/add{l}.
11152 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11154 * config/i386/i386.md (P): New mode iterator.
11155 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11156 using P mode iterator.
11157 (DFmode push_operand splitter): Ditto.
11158 (XFmode push_operand splitter): Ditto.
11159 (DFmode float_extend SFmode push_operand splitter): Ditto.
11160 (XFmode float_extend SFmode push_operand splitter): Do not generate
11161 SImode pushes for 64bit target. Macroize Dimode and SImode
11162 pushes using P mode iterator.
11163 (XFmode float_extend DFmode push_operand splitter): Ditto.
11165 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11167 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11168 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11169 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11170 return type to int.
11171 (ix86_call_abi_override): Remove check for call_used_regs.
11173 2008-06-03 Richard Guenther <rguenther@suse.de>
11175 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11176 for the lhs of calls if the return type contains pointers.
11178 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11180 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11181 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11182 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11183 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11184 of cfun and DEFAULT_ABI to deceide abi mode.
11185 (DEFAULT_ABI): New.
11186 (REG_PARM_STACK_SPACE): Removed.
11187 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11188 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11189 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11190 (ix86_function_abi): Likewise.
11191 (ix86_function_type_abi): Likewise.
11192 (ix86_call_abi_override): Likewise.
11193 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11194 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11195 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11196 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11198 (X86_64_REGPARM_MAX): New.
11199 (X86_64_SSE_REGPARM_MAX): New.
11200 (X64_REGPARM_MAX): New.
11201 (X64_SSE_REGPARM_MAX): New.
11202 (X86_32_REGPARM_MAX): New.
11203 (X86_32_SSE_REGPARM_MAX): New.
11204 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11205 (ix86_function_regparm): Handle user calling abi.
11206 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11207 by DEFAULT_ABI versus SYSV_ABI check.
11208 (ix86_reg_parm_stack_space): New.
11209 (ix86_function_type_abi): New.
11210 (ix86_call_abi_override): New.
11211 (ix86_function_abi): New.
11212 (ix86_cfun_abi): New.
11213 (init_cumulative_args): Call abi specific initialization.
11214 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11215 (function_arg_64): Extend SSE_REGPARM_MAX check.
11216 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11217 (ix86_pass_by_reference): Likewise.
11218 (ix86_function_value_regno_p): Likewise.
11219 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11220 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11221 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11222 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11223 (setup_incoming_varargs_64): Adjust regparm for call abi.
11224 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11225 (ix86_va_start): Likewise.
11226 (ix86_gimplify_va_arg): Likewise.
11227 (ix86_expand_prologue): Likewise.
11228 (output_pic_addr_const): Likewise.
11229 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11230 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11231 (x86_output_mi_thunk): Likewise.
11232 (x86_function_profiler): Likewise.
11233 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11234 (SYSV_ABI, MS_ABI): New constants.
11235 (DEFAULT_ABI): New.
11236 (init_regs): Add prototype of function in regclass.c file.
11237 (OVERRIDE_ABI_FORMAT): New.
11238 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11239 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11240 (OUTGOING_REG_PARM_STACK_SPACE): New.
11241 (ix86_reg_parm_stack_space): New prototype.
11242 (CUMULATIVE_ARGS): Add call_abi member.
11243 (machine_function): Add call_abi member.
11244 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11245 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11247 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11250 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11251 (avr_builtin_setjmp_frame_value): New function.
11252 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11253 (nonlocal_goto): Define.
11255 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11257 * config/mips/mips.c (mips_emit_loadgp): Return early if
11258 there is nothing do to, otherwise emit a blockage if
11259 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11260 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11262 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11264 * configure.ac: Drop unneeded backslash ending up in config.in.
11265 * acinclude.m4: Likewise.
11266 * config.in: Regenerate.
11268 2008-05-26 Jan Hubicka <jh@suse.cz>
11270 * predict.c (maybe_hot_frequency_p): Break out of...
11271 (maybe_hot_bb_p): ... here.
11272 (maybe_hot_edge_p): New.
11273 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11274 * basic-block.h (maybe_hot_edge_p): Declare.
11276 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11278 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11279 (*cmpfp_<mode>_cc): Ditto.
11280 (*fp_jcc_8<mode>_387): Ditto.
11281 (*fop_<MODEF:mode>_2_i387): Ditto.
11282 (*fop_<MODEF:mode>_3_i387): Ditto.
11283 (*fop_xf_2_i387): Ditto.
11284 (*fop_xf_3_i387): Ditto.
11286 2008-06-02 Tomas Bily <tbily@suse.cz>
11288 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11290 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11292 * config/mips/mips.c (mips_valid_offset_p): New function.
11293 (mips_valid_lo_sum_p): Likewise.
11294 (mips_classify_address): Use them.
11295 (mips_force_address): New function.
11296 (mips_legitimize_address): Use it.
11297 * config/mips/mips.md (MOVE128): New mode iterator.
11298 (movtf): Require TARGET_64BIT. Remove empty strings.
11299 (*movtf_internal): Rename to...
11300 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11301 of "R" and use {,fp}{load,store} attributes instead of "multi".
11302 Use a separate define_split.
11303 (*movtf_mips16): New pattern.
11305 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11307 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11308 * config/mips/mips.c (mips_expand_before_return): New function.
11309 (mips_expand_epilogue): Call it.
11310 * config/mips/mips.md (return): Turn into a define_expand.
11311 (*return): New insn.
11313 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11315 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11316 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11317 functions. Do not emit uses and clobbers of CONCATs; individually
11318 use and clobber their operands.
11319 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11320 gen_clobber, emit_use and gen_use.
11321 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11322 (expand_builtin_return): Likewise.
11323 * cfgbuild.c (count_basic_blocks): Likewise.
11324 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11325 * explow.c (emit_stack_restore): Likewise.
11326 * expmed.c (extract_bit_field_1): Likewise.
11327 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11328 (emit_move_multi_word, store_constructor): Likewise.
11329 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11330 (thread_prologue_and_epilogue_insns): Likewise.
11331 * lower-subreg.c (resolve_simple_move): Likewise.
11332 * optabs.c (widen_operand, expand_binop): Likewise.
11333 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11334 * reload.c (find_reloads): Likewise.
11335 * reload1.c (eliminate_regs_in_insn): Likewise.
11336 * stmt.c (expand_nl_goto_receiver): Likewise.
11337 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11338 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11339 * config/arm/arm.c (arm_load_pic_register): Likewise.
11340 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11341 * config/arm/arm.md (untyped_return): Likewise.
11342 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11343 * config/avr/avr.c (expand_prologue): Likewise.
11344 * config/bfin/bfin.c (do_unlink): Likewise.
11345 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11346 * config/cris/cris.c (cris_expand_prologue): Likewise.
11347 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11348 (machopic_legitimize_pic_address): Likewise.
11349 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11350 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11351 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11352 (ix86_expand_convert_uns_didf_sse): Likewise.
11353 (ix86_expand_vector_init_general): Likewise.
11354 * config/ia64/ia64.md (eh_epilogue): Likewise.
11355 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11356 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11357 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11358 (config/iq2000/iq2000.c): Likewise.
11359 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11360 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11361 (builtin_longjmp): Likewise.
11362 * config/mn10300/mn10300.md (call, call_value): Likewise.
11363 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11364 * config/pdp11/pdp11.md (abshi2): Likewise.
11365 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11366 * config/s390/s390.c (s390_emit_prologue): Likewise.
11367 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11368 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11369 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11370 * config/sh/sh.c (prepare_move_operands): Likewise.
11371 (output_stack_adjust, sh_expand_epilogue): Likewise.
11372 (sh_set_return_address, sh_expand_t_scc): Likewise.
11373 * config/sparc/sparc.c (load_pic_register): Likewise.
11374 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11375 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11376 * config/v850/v850.c (expand_epilogue): Likewise.
11378 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11380 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11381 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11382 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11383 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11384 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11385 stack pointer register.
11386 (output_movhi): Remove code for interrupt specific writing to the
11387 stack pointer register.
11389 2008-05-31 Richard Guenther <rguenther@suse.de>
11391 PR tree-optimization/34244
11392 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11393 (tree_expr_nonzero_warnv_p): Likewise.
11394 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11395 ssa_name_nonnegative_p.
11396 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11397 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11398 not tree_expr_nonzero_warnv_p.
11400 PR tree-optimization/36262
11402 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11404 PR tree-optimization/34244
11405 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11406 (record_numbers_of_iterations): New function.
11407 (execute_vrp): Cache the numbers of iterations of loops.
11408 * tree-scalar-evolution.c (scev_reset_except_niters):
11410 (scev_reset): Use scev_reset_except_niters.
11411 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11413 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11415 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11416 __WORKAROUND_RETS when appropriate.
11418 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11420 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11421 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11423 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11424 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11425 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11426 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11427 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11428 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11429 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11430 *fop_df_1_sse insn patterns using MODEF mode iterator.
11431 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11432 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11433 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11434 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11435 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11436 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11437 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11438 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11439 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11440 (*fop_xf_5_i387): Ditto.
11441 (*fop_xf_6_i387): Ditto.
11443 2008-05-30 Richard Guenther <rguenther@suse.de>
11445 * builtins.c (build_string_literal): Avoid generating
11446 a non-gimple_val result.
11448 2008-05-30 DJ Delorie <dj@redhat.com>
11450 * exec-tool.in: Use an environment variable (private) instead of a
11451 file (shared) as a semaphore, so as to not break parallel builds.
11453 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11455 * optabs.c (maybe_encapsulate_block): Remove.
11456 (emit_libcall_block): Adjust accordingly.
11457 * optabs.h (maybe_encapsulate_block): Remove prototype.
11459 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11460 Don't use maybe_encapsulate_block.
11462 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11464 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11465 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11466 rtx is a SYMBOL_REF before calling get_pool_constant.
11468 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11470 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11472 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11474 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11475 rather than OS names to choose INO_T_EQ definition.
11476 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11477 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11479 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11482 * config/darwin-f.c: New.
11483 * config/t-darwin: Added rule to build darwin-f.o.
11484 * config.gcc: Defined new variable, fortran_target_objs.
11485 (*-*-darwin*): Set fortran_target_objs.
11486 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11487 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11488 * configure: Regenerated.
11490 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11493 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11494 canonical type if needed.
11496 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11498 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11500 2008-05-29 Richard Guenther <rguenther@suse.de>
11502 PR tree-optimization/36343
11503 PR tree-optimization/36346
11504 PR tree-optimization/36347
11505 * tree-flow.h (clobber_what_p_points_to): Declare.
11506 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11507 pointed-to variable is dereferenced is irrelevant to whether
11508 the pointer can access the pointed-to variable.
11509 (clobber_what_p_points_to): New function.
11510 * tree-ssa-alias.c (set_initial_properties): Use it.
11511 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11512 call clobber check for NMTs.
11514 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11516 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11517 for printing gcov_type.
11519 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11521 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11522 and the eh region information.
11523 * value-prof.c (gimple_move_stmt_histograms): New function.
11524 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11526 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11528 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11530 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11532 * value-prof.c (tree_ic_transform): Print counts.
11533 * tree-profile.c (tree_gen_ic_func_profiler):
11534 Clear __gcov_indreict_call_callee variable to avoid misattribution
11537 2008-05-28 Rafael Espíndola <espindola@google.com>
11539 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11542 2008-05-28 Richard Guenther <rguenther@suse.de>
11544 PR tree-optimization/36339
11545 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11546 and clobbering code out of the loop.
11548 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11550 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11553 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11554 s390_contiguous_bitmask_p, s390_symref_operand_p,
11555 s390_check_symref_alignment, s390_reload_larl_operand,
11556 s390_reload_symref_address): New functions.
11557 (s390_branch_condition_mnemonic): Support compare and branch
11559 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11560 and 'W' constraints.
11561 (s390_secondary_reload): Add secondary reloads for unaligned
11562 symbol refs or symbol refs to floating point or QI/TI mode
11564 (legitimate_address_p): Accept symbol references as addresses.
11565 (s390_expand_insv): Use rotate and insert selected bits
11566 instruction for insv when building for z10.
11567 (print_operand_address): Handle symbol ref addresses.
11568 (print_operand): Output modifier 'c' added for signed byte values.
11569 (s390_encode_section_info): Mark symbol refs with
11570 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11572 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11573 (length attribute): RRF, RRR have 4 byte length.
11574 (FPALL, INTALL): New mode iterators added.
11575 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11576 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11577 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11578 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11579 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11580 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11581 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11582 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11584 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11585 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11586 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11587 reload<INTALL:mode><P:mode>_toreg_z10,
11588 reload<FPALL:mode><P:mode>_tomem_z10,
11589 reload<FPALL:mode><P:mode>_toreg_z10,
11590 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11591 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11592 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11593 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11595 (movmem, clrmem, cmpmem): New splitters added.
11597 * config/s390/predicates.md (larl_operand): Use
11598 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11599 SYMBOL_REF_ALIGN1_P.
11600 (s390_signed_integer_comparison,
11601 s390_unsigned_integer_comparison): New predicates.
11603 * config/s390/s390-protos.h (s390_check_symref_alignment,
11604 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11605 s390_reload_symref_address,
11606 s390_compare_and_branch_condition_mask): Prototypes added.
11608 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11609 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11610 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11612 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11614 * config/s390/s390.c (z10_cost): New cost function for z10.
11615 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11616 (s390_issue_rate): Adjust issue rate for z10.
11617 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11618 (processor_flags): Add PF_Z10.
11619 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11620 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11621 * gcc/config.gcc: Add z10.
11623 2008-05-28 Richard Guenther <rguenther@suse.de>
11625 PR tree-optimization/36291
11626 * tree-flow. h (struct gimple_df): Remove var_anns member.
11627 * tree-flow-inline.h (gimple_var_anns): Remove.
11628 (var_ann): Simplify.
11629 * tree-dfa.c (create_var_ann): Simplify.
11630 (remove_referenced_var): Clear alias info from var_anns of globals.
11631 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11632 (delete_tree_ssa): Clear alias info from var_anns of globals.
11633 Do not free var_anns.
11634 (var_ann_eq): Remove.
11635 (var_ann_hash): Likewise.
11637 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11639 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11640 and loongson2f entries.
11641 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11642 * config/mips/mips.h (processor_type): Add Loongson-2E
11643 and Loongson-2F entries.
11644 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11645 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11646 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11647 * doc/invoke.texi (MIPS Options): Document loongson2e
11648 and loongson2f processor names.
11650 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11654 * config/i386/i386.c (ix86_function_arg_boundary): Use
11655 alignment of canonical type.
11656 (ix86_expand_vector_move): Check unaligned memory access for
11659 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11661 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11662 Moved to the front of file.
11664 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11665 H.J. Lu <hongjiu.lu@intel.com>
11667 * dwarf2out.c (current_fde): New.
11669 (lookup_cfa:): Likewise.
11670 (dwarf2out_end_epilogue): Likewise.
11671 (dwarf2out_note_section_used): Likewise.
11673 2008-05-27 Michael Matz <matz@suse.de>
11676 * c.opt (Wenum-compare): New warning option.
11677 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11679 2008-05-27 Michael Matz <matz@suse.de>
11681 PR middle-end/36326
11682 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11684 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11685 into memory as tail calls.
11687 2008-05-27 Richard Guenther <rguenther@suse.de>
11689 PR tree-optimization/36339
11690 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11691 pointers cause all addressable variables to be call clobbered.
11693 2008-05-27 Richard Guenther <rguenther@suse.de>
11695 PR tree-optimization/36245
11696 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11698 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11700 * config/s390/s390.md: Replace all occurences of the 'm'
11701 constraint with 'RT'.
11703 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11705 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11707 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11709 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11710 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11711 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11713 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11715 * reload.c: (find_reloads): Skip alternatives according to the
11716 "enabled" attribute. Constify the constraint variable.
11717 * recog.c (get_attr_enabled): Add default implementation.
11718 (extract_insn): Set the alternative_enabled_p array
11719 in the recog_data struct.
11720 (preprocess_constraints, constrain_operands): Skip
11721 alternatives according to the "enabled" attribute
11722 * recog.h (struct recog_data): New field alternative_enabled_p.
11723 (skip_alternative): New inline function.
11724 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11725 (record_reg_classes): Skip alternative according to the
11726 "enabled" attribute.
11728 * doc/md.texi: Add documention for the "enabled" attribute.
11730 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11732 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11733 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11734 constraint with TARGET_MEM_CONSTRAINT.
11735 * recog.c (asm_operand_ok, preprocess_constraints,
11736 constrain_operands): Likewise.
11737 * regclass.c (record_reg_classes): Likewise.
11738 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11739 * reload1.c (maybe_fix_stack_asms): Likewise.
11740 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11741 * recog.h: Adjust comment.
11742 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11743 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11744 * doc/md.texi: Add a note to description of 'm' constraint.
11745 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11747 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11749 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11750 that the bitfield is of integral type before testing its precision.
11752 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11753 Sa Liu <saliu@de.ibm.com>
11755 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11756 __modti3, __udivti3, __umodti3 and __udivmodti4.
11757 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11758 that implement TImode mul and div functions.
11759 * config/spu/multi3.c: New. Implement __multi3.
11760 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11761 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11764 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11766 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11767 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11768 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11769 tls_sysv_suffix): New mode and mode attribute iterators.
11770 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11771 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11772 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11773 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11774 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11777 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11779 PR tree-optimization/36329
11780 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11781 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11782 * cgraphbuild.c (initialize_inline_failed): Use the latter
11783 macro in lieu of the former.
11784 * ipa-inline.c (cgraph_mark_inline): Likewise.
11785 (cgraph_decide_inlining_of_small_function): Likewise.
11786 (cgraph_decide_inlining): Likewise.
11787 (cgraph_decide_inlining_incrementally): Likewise.
11789 2008-05-26 Tristan Gingold <gingold@adacore.com>
11790 Anatoly Sokolov <aesok@post.ru>
11792 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11793 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11794 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11795 optimization for 'avr6' architecture.
11797 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11800 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11802 2008-05-26 Richard Guenther <rguenther@suse.de>
11804 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11805 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11807 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11809 PR middle-end/36253
11810 * caller-save.c (insert_restore): Verify alignment of spill space.
11811 (insert_save): Likewise.
11812 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11813 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11814 (STACK_SLOT_ALIGNMENT): Likewise.
11815 * function.c (LOCAL_ALIGNMENT): Removed.
11816 (get_stack_local_alignment): New.
11817 (assign_stack_local): Use it. Set alignment on stack slot.
11818 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11819 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11820 (STACK_SLOT_ALIGNMENT): New.
11821 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11822 stack slot in XFmode.
11824 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11826 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11829 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11830 argument operand in rax isn't removed.
11832 2008-05-26 Richard Guenther <rguenther@suse.de>
11834 PR middle-end/36300
11835 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11836 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11838 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11841 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11843 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11845 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11846 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11848 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11850 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11851 build a trampoline if we don't want one.
11852 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11853 return zero for nested functions if we don't want a trampoline.
11855 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11857 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11859 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11862 * c.opt: Removed undocumented option '-lang-fortran'.
11863 * c-common.h: Removed global variable 'lang_fortran'.
11864 * c-opts.c (c_common_handle_option): Removed code to handle
11865 option '-lang-fortran'. Updated includes.
11866 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11867 definition of '__GFORTRAN__'.
11868 (define__GNUC__): Reimplemented to use BASEVER and
11869 cpp_define_formatted.
11870 (builtin_define_with_value_n): Removed.
11871 * c-incpath.h: Renamed to ...
11872 * incpath.h: ... this.
11873 * c-incpath.c: Renamed to ...
11874 * incpath.c: ... this. Updated includes.
11875 * fix-header.c: Updated includes.
11876 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11877 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11878 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11880 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11882 * tree.h: Update the table of flags used on tree nodes.
11883 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11884 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11885 (FORCED_LABEL): Add access check.
11886 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11887 (ASM_INPUT_P): Likewise.
11888 (ASM_VOLATILE_P): Likewise.
11889 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11890 (OMP_SECTION_LAST): Access private_flag directly.
11891 (OMP_RETURN_NOWAIT): Likewise.
11892 (OMP_PARALLEL_COMBINED): Likewise.
11893 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11894 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11895 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11896 deprecated_flag directly.
11898 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11900 * final.c (frame_pointer_needed): Removed.
11901 * flags.h (frame_pointer_needed): Likewise.
11903 * function.h (rtl_data): Add frame_pointer_needed.
11904 (frame_pointer_needed): New.
11906 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11908 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11910 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11912 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11915 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11917 * c-common.c (strip_array_types): Move function to..
11919 (get_inner_array_type): Delete.
11920 * c-common.h (strip_array_types): Move declaration to..
11922 (get_inner_array_type): Delete.
11923 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11924 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11925 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11926 * config/pa/pa.c (emit_move_sequence): Likewise.
11928 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11930 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11933 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11935 * function.c: Include target hook for nonlocal_goto frame value.
11937 2008-05-24 Richard Guenther <rguenther@suse.de>
11939 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11940 variable can be only accessed through a pointer or a union.
11942 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11944 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11945 * doc/extend.texi: Likewise.
11947 2008-05-23 DJ Delorie <dj@redhat.com>
11949 * config/m32c/jump.md (untyped_call): Add.
11951 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11952 for A24 to PSImode.
11953 (m32c_address_cost): Detail costs for indirect offsets.
11955 2008-05-23 Rafael Espíndola <espindola@google.com>
11957 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11958 if a node is a SUBREG.
11959 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11962 2008-05-23 Paul Brook <paul@codesourcery.com>
11963 Carlos O'Donell <carlos@codesourcery.com>
11965 * doc/extend.texi: Clarify use of __attribute__((naked)).
11966 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11967 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11968 * function.c (use_register_for_decl): Use
11969 targetm.calls.allocate_stack_slots_for_args.
11970 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11971 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11972 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11974 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11976 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11978 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11980 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11981 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11982 is only rounded once.
11984 2008-05-23 Richard Guenther <rguenther@suse.de>
11986 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11988 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11989 Jakub Jelinek <jakub@redhat.com>
11992 * configure.ac: Handle --enable-cld.
11993 * configure: Regenerated.
11994 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11995 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11996 (ix86_current_function_needs_cld): New define.
11997 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11998 (cld): New isns pattern.
11999 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12000 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12001 * config/i386/i386.opt (mcld): New option.
12002 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12003 TARGET_CLD and ix86_current_function_needs_cld.
12004 (override_options): Use -mcld by default for 32-bit code if
12007 * doc/install.texi (Options specification): Document --enable-cld.
12008 * doc/invoke.texi (Machine Dependent Options)
12009 [i386 and x86-64 Options]: Add -mcld option.
12010 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12012 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12013 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12014 (return_in_memory_64): Likewise.
12015 (return_in_memory_ms_64): Likewise.
12017 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12019 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12020 * builtins.c (fold_builtin_fpclassify): New.
12021 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12022 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12023 * c-common.c (handle_type_generic_attribute): Adjust to accept
12024 fixed arguments before an elipsis.
12025 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12026 * doc/extend.texi: Document __builtin_fpclassify.
12028 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12030 * omp-low.c (gate_expand_omp_ssa): Remove.
12031 (pass_expand_omp_ssa): Remove.
12032 (gate_expand_omp): Do not check for flag_openmp_ssa.
12033 * common.opt (-fopenmp-ssa): Remove.
12034 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12036 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12038 * config/sh/sh.opt (mfixed-range): New option.
12039 * config/sh/sh-protos.h (sh_fix_range): Declare.
12040 * config/sh/sh.c (sh_fix_range): New function.
12041 * config/sh/sh.h (sh_fixed_range_str): Declare.
12042 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12044 * doc/invoke.texi (SH Options): Document -mfixed-range.
12046 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12048 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12049 it before the redeclaration.
12051 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12053 * config/avr/avr.c (get_sequence_length): Add new function.
12054 (expand_prologue, expand_epilogue): Remove duplicate code.
12056 2008-05-22 Rafael Espíndola <espindola@google.com>
12058 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12061 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12063 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12064 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12066 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12067 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12068 (vect_update_misalignment_for_peel): Likewise.
12069 (vector_alignment_reachable_p): Likewise.
12070 * tree-vect-transform.c (vectorizable_load): Likewise.
12071 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12072 (get_vectype_for_scalar_type): Pass mode of scalar_type
12073 to UNITS_PER_SIMD_WORD.
12075 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12076 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12077 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12078 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12079 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12081 2008-05-22 Ira Rosen <irar@il.ibm.com>
12083 PR tree-optimization/36293
12084 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12085 if the first load must be skipped because of a gap.
12087 2008-05-22 Richard Guenther <rguenther@suse.de>
12089 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12090 more cases of offset disambiguation that is possible if
12091 strict-aliasing rules apply.
12092 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12093 for basic offset and type-based disambiguation.
12095 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12097 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12098 ix86_expand_vector_set on V16QImode for SSE4.1.
12100 2008-05-21 Tom Tromey <tromey@redhat.com>
12102 * c.opt (Wimport): Mark as undocumented.
12103 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12105 (Warning Options): Likewise.
12106 * doc/cppopts.texi: Don't mention -Wimport.
12108 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12110 PR tree-optimization/36287
12111 PR tree-optimization/36286
12112 * lambda-code.c (build_access_matrix): Do not use the loop->num
12113 for computing the number of induction variables: use the loop depth
12116 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12119 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12120 option -f(no-)leading-underscore.
12122 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12124 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12125 GET_MODE_NUNITS (mode).
12127 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12129 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12130 (-mmulhw): Add 464 to description.
12131 (-mdlmzb): Likewise.
12132 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12133 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12135 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12136 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12137 * config/rs6000/rs6000.md: Update comments for 464.
12139 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12141 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12143 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12145 * config/i386/sse.md (vec_extractv4sf): Removed.
12146 (vec_extractv2df): Likewise.
12147 (vec_extractv2di): Likewise.
12148 (vec_extractv4si): Likewise.
12149 (vec_extractv8hi): Likewise.
12150 (vec_extractv16qi): Likewise.
12151 (vec_extract<mode>): New.
12153 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12155 * config/i386/sse.md (vec_setv4sf): Removed.
12156 (vec_setv2df): Likewise.
12157 (vec_setv2di): Likewise.
12158 (vec_setv4si): Likewise.
12159 (vec_setv8hi): Likewise.
12160 (vec_setv16qi): Likewise.
12161 (vec_set<mode>): New.
12163 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12165 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12166 goto for vec_concat and vec_interleave.
12168 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12170 * config/i386/sse.md (vec_initv4sf): Removed.
12171 (vec_initv2df): Likewise.
12172 (vec_initv2di): Likewise.
12173 (vec_initv4si): Likewise.
12174 (vec_initv8hi): Likewise.
12175 (vec_initv16qi): Likewise.
12176 (vec_init<mode>): New.
12178 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12180 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12182 2008-05-21 Tom Tromey <tromey@redhat.com>
12184 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12185 (zone_find_object_offset): Likewise.
12186 (gt_ggc_m_S): Likewise.
12187 (highest_bit): Likewise.
12188 * ggc-page.c (gt_ggc_m_S): New function.
12189 * stringpool.c (string_stack): Remove.
12190 (init_stringpool): Update.
12191 (ggc_alloc_string): Use ggc_alloc.
12192 (maybe_delete_ident): New function.
12193 (ggc_purge_stringpool): Likewise.
12194 (gt_ggc_m_S): Remove.
12195 * ggc-common.c (ggc_protect_identifiers): New global.
12196 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12197 ggc_protect_identifiers.
12198 * ggc.h (ggc_protect_identifiers): Declare.
12199 (gt_ggc_m_S): Update.
12200 (ggc_purge_stringpool): Declare.
12201 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12202 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12204 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12206 2008-05-21 David S. Miller <davem@davemloft.net>
12208 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12211 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12213 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12216 2008-05-20 David Daney <ddaney@avtrex.com>
12218 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12219 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12220 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12221 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12222 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12223 (atomic_hiqi_op): New define_code_iterator.
12224 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12225 mips_expand_compare_and_swap_12.
12226 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12227 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12228 (sync_<optab><mode>, sync_old_<optab><mode>,
12229 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12230 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12231 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12232 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12233 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12234 (test_and_set_12): New insn.
12235 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12236 sync_new_<optab><mode>, sync_old_nand<mode>,
12237 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12238 clobber to operand 0 for SI and DI mode insns.
12239 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12240 mips_gen_fn_4): New typedefs.
12241 (mips_gen_fn_ptrs): Define new union type.
12242 (mips_expand_compare_and_swap_12): Remove declaration.
12243 (mips_expand_atomic_qihi): Declare function.
12244 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12245 (mips_expand_atomic_qihi): ... this. Use new generator function
12247 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12248 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12249 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12250 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12251 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12252 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12253 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12254 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12255 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12256 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12259 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12261 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12264 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12266 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12267 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12268 (avr_attribute_table): Add 'OS_main' function attribute.
12269 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12270 functions with 'OS_main' attribute.
12272 2008-05-20 Richard Guenther <rguenther@suse.de>
12274 PR tree-optimization/35204
12275 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12276 helper, split out from ...
12277 (DFS): ... here. Make the DFS walk non-recursive.
12279 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12280 Jan Sjodin <jan.sjodin@amd.com>
12282 PR tree-optimization/36181
12283 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12284 (parallelize_loops): Don't parallelize when the loop has vector
12287 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12288 Sebastian Pop <sebastian.pop@amd.com>
12290 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12291 matrix, and never look at the tree representation of the memory
12293 (linear_transform_loops): Computes parameters and access matrices.
12294 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12296 (access_matrix_get_index_for_parameter): New.
12297 * tree-data-ref.h (struct access_matrix): New.
12298 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12299 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12300 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12301 am_vector_index_for_loop): New.
12302 (struct data_reference): Add field access_matrix.
12303 (DR_ACCESS_MATRIX): New.
12304 (compute_data_dependences_for_loop): Update declaration.
12305 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12306 * lambda.h (lambda_vector_vec_p): Declared.
12307 * lambda-code.c: Depend on pointer-set.h.
12308 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12309 av_for_af_base, av_for_af, build_access_matrix,
12310 lambda_compute_access_matrices): New.
12311 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12313 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12315 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12316 $SOURCEDIR/include.
12318 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12319 Sebastian Pop <sebastian.pop@amd.com>
12321 PR tree-optimization/36206
12322 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12324 (instantiate_scev_1): Rename flags to fold_conversions.
12325 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12326 outeside instantiation_loop.
12327 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12328 (evolution_function_is_affine_or_constant_p): Removed.
12329 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12331 (analyze_siv_subscript): Pass in the loop nest number.
12332 Call evolution_function_is_affine_in_loop instead of
12333 evolution_function_is_affine_p.
12334 (analyze_overlapping_iterations): Pass in the loop nest number.
12336 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12337 Sebastian Pop <sebastian.pop@amd.com>
12339 PR tree-optimization/36206
12340 * tree-chrec.h (chrec_fold_op): New.
12341 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12344 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12346 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12348 (remove_duplicates): Do not set inode on non-inode systems.
12351 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12353 * config.gcc (tm_file): Update comments about relative pathnames.
12355 2008-05-20 Richard Guenther <rguenther@suse.de>
12357 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12358 * tree-ssa-sccvn.c (process_scc): Likewise.
12359 * tree-ssa-sink.c (execute_sink_code): Likewise.
12360 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12361 * tree-vrp.c (process_assert_insertions): Likewise.
12362 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12363 (perform_tree_ssa_dce): Likewise.
12364 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12365 (dump_dominator_optimization_stats): Likewise.
12366 * tree-vectorizer.c (vectorize_loops): Likewise.
12368 2008-05-20 Richard Guenther <rguenther@suse.de>
12370 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12372 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12374 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12375 (ix86_i386elf_return_in_memory): Likewise.
12376 (ix86_i386interix_return_in_memory): Likewise.
12377 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12378 (SUBTARGET_RETURN_IN_MEMORY): New.
12379 * config/i386/i386elf.h: Likewise.
12380 * config/i386/ptx4-i.h: Likewise.
12381 * config/i386/sol2-10.h: Likewise.
12382 * config/i386/sysv4.h: Likewise.
12383 * config/i386/vx-common.h: Likewise.
12384 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12385 * config/i386/i386.c (ix86_return_in_memory): Made static and
12386 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12387 (ix86_i386elf_return_in_memory): Removed.
12388 (ix86_i386interix_return_in_memory): Removed.
12389 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12390 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12392 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12394 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12396 2008-05-19 Xinliang David Li <davidxl@google.com>
12398 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12400 * common.opt: Ditto.
12401 * doc/invoke.texi: Ditto.
12403 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12405 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12406 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12408 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12410 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12411 sizes of operand array from 8/4 to 4/2.
12412 (ix86_expand_vector_init_general): Change size of operand array
12413 from 32 to 16. Remove op0, op1 and half_mode.
12415 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12417 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12418 (ix86_expand_vector_init_interleave): Likewise.
12419 (ix86_expand_vector_init_general): Use them. Assert
12420 word_mode == SImode when n_words == 4.
12422 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12424 * config/i386/i386.c (ix86_secondary_reload): New static function.
12425 (TARGET_SECONDARY_RELOAD): New define.
12426 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12427 * config/i386/i386.md (reload_outqi): Remove.
12429 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12431 PR middle-end/35509
12432 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12433 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12434 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12435 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12436 (fold_builtin_1): Likewise.
12437 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12438 c-common.c (check_builtin_function_arguments): Handle
12439 BUILT_IN_ISINF_SIGN.
12440 * doc/extend.texi: Document __builtin_isinf_sign.
12441 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12443 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12445 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12446 EH cleanup at the end of the pass, search for those that have been
12447 turned into forwarder blocks and do the cleanup on their successor.
12449 2008-05-18 Richard Guenther <rguenther@suse.de>
12451 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12452 pointers to sizetype and vice versa.
12454 2008-05-18 Xinliang David Li <davidxl@google.com>
12456 * gcc/tree-ssa-dce.c: Coding style fix.
12457 (check_pow): Documentation comment.
12458 (check_log): Documenation comment. Coding style fix.
12459 (is_unnecessary_except_errno_call): Ditto.
12460 (gen_conditions_for_pow): Ditto.
12461 (gen_conditions_for_log): Ditto.
12462 (gen_shrink_wrap_conditions): Ditto.
12463 (shrink_wrap_one_built_in_calls): Ditto.
12464 * gcc/doc/invoke.texi: Better documentation string.
12465 * ChangeLog: Fix wrong change log entries from
12466 May 17 checkin on function call DCE.
12468 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12470 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12472 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12474 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12475 * df-problems.c (simulation routines): Fixed block comment to
12476 properly say how to add forwards scanning functions.
12478 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12480 * tree-inline.c (setup_one_parameter): Remove dead code.
12482 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12484 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12485 a BIT_AND_EXPR only for an INTEGER_TYPE.
12487 2008-05-17 Xinliang David Li <davidxl@google.com>
12489 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12490 (check_pow, check_log, is_unnecessary_except_errno_call): New
12491 functions to check for eliminating math functions that are pure
12492 except for setting errno.
12493 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12494 general condition expressions for shrink-wrapping pow/log calls.
12495 (gen_shrink_wrap_conditions): Ditto.
12496 (shrink_wrap_one_built_in_call): Ditto.
12497 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12498 (mark_operand_necessary): If debugging, output if OP is necessary.
12499 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12501 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12503 * gcc/common.opt: New user flag -ftree-builtin-dce.
12504 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12506 2008-05-16 David S. Miller <davem@davemloft.net>
12508 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12509 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12511 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12514 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12516 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12518 * ifcvt.c (dead_or_predicable): Rename
12519 df_simulate_one_insn_backwards to df_simulate_one_insn.
12520 * recog.c (peephole2_optimize): Ditto.
12521 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12523 * df.h: Rename df_simulate_one_insn_backwards to
12524 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12525 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12526 scanning of defs and uses.
12527 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12528 (df_simulate_one_insn_forwards): Removed.
12530 2008-05-16 Doug Kwan <dougkwan@google.com>
12532 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12534 (real_from_string): Handle NaNs and Inf as approriate.
12536 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12538 * doc/gty.texi (Source Files Containing Type Information): Note
12539 that headers should appear first in the gtfiles list.
12541 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12543 * tree.def (COND_EXEC): Properly documented this code.
12545 2008-05-16 Diego Novillo <dnovillo@google.com>
12547 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12548 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12551 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12553 * tree-ssa-dse (max_stmt_uid): Removed.
12554 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12555 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12556 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12557 * function.h (cfun.last_stmt_uid): New field.
12558 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12559 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12561 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12562 (create_stmt_ann): Initialize the ann->uid field.
12563 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12565 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12567 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12569 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12570 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12571 (init_empty_tree_cfg): Call it.
12573 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12575 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12578 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12580 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12581 * tree-dump.c (dump_options): New verbose option.
12582 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12584 * tree-pass.h (TDF_VERBOSE): New dump flag.
12585 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12586 (tree-flow.h): Added include.
12587 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12589 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12591 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12593 From Jie Zhang <jie.zhang@analog.com>
12594 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12595 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12596 mcpu=bf561-none and mcpu=bf561-0.2.
12597 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12598 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12599 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12600 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12601 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12602 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12603 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12605 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12606 (cputype_selected): Remove.
12607 (bfin_handle_option): Don't use cputype_selected.
12608 (override_options): When no mcpu option, enable all workarounds.
12609 Don't use bfin_workarounds.
12610 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12612 (DEFAULT_CPU_TYPE): Don't define.
12614 2008-05-16 Richard Guenther <rguenther@suse.de>
12616 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12617 on deletion of the last stmt.
12619 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12621 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12622 V8HImode for SSE2 and V16QImode for SSE4.1.
12624 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12626 * cgraph.h (compute_inline_parameters): Made public.
12627 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12628 variable_generate_summary, function_write_summary,
12629 variable_write_summary, variable_read_summary. Added generate_summary,
12630 write_summary, read_summary.
12631 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12632 pass_ipa_inline.function_generate_summary, to
12633 compute_inline_parameters.
12634 * ipa-inline.c (compute_inline_parameters): Made public and added
12636 (compute_inline_parameters_for_current): New function.
12637 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12638 (inline_generate_summary): Removed parameter and made to loop over
12640 (pass_ipa_inline): Updated for new IPA_PASS structure.
12641 * passes.c (execute_ipa_summary_passes): Now is called once per
12642 pass rather than once per node*pass.
12644 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12646 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12647 avr_have_mul_p, avr_asm_only_p): Remove variables.
12648 (avr_override_options): Remove initialization of removed variables.
12649 (avr_file_start): Convert removed variables to fields of
12650 'struct base_arch_s *avr_current_arch'.
12651 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12652 (AVR_HAVE_MUL): (Ditto.).
12653 (AVR_HAVE_MOVW): (Ditto.).
12654 (AVR_HAVE_LPMX): (Ditto.).
12655 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12656 avr_asm_only_p): Remove declaration.
12658 2008-05-15 Diego Novillo <dnovillo@google.com>
12660 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12661 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12663 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12665 PR middle-end/36194
12666 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12667 Don't call record_truncated_value from here.
12668 (record_truncated_value): Turn it into a for_each_rtx callback.
12669 (record_truncated_values): New function.
12670 (combine_instructions): Call note_uses with record_truncated_values.
12671 Change name of check_conversion to check_promoted_subreg.
12673 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12675 * doc/sourcebuild.texi: Document support for torture tests.
12677 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12679 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12680 to alternative 4 of operand 2.
12682 2008-05-15 Richard Guenther <rguenther@suse.de>
12684 * tree-pass.h (current_pass): Declare.
12685 (get_pass_for_id): Likewise.
12686 * passes.c (passes_by_id, passes_by_id_size): New globals.
12687 (set_pass_for_id): New function.
12688 (get_pass_for_id): Likewise.
12689 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12690 (execute_function_todo): Flush per function statistics.
12691 * toplev.c (compile_file): Init statistics.
12692 (general_init): Do early statistics initialization.
12693 (finalize): Finish statistics.
12694 * statistics.h (statistics_early_init): Declare.
12695 (statistics_init): Likewise.
12696 (statistics_fini): Likewise.
12697 (statistics_fini_pass): Likewise.
12698 (statistics_counter_event): Likewise.
12699 (statistics_histogram_event): Likewise.
12700 * statistics.c: New file.
12701 * Makefile.in (OBJS-common): Add statistics.o.
12702 (statistics.o): Add dependencies.
12703 * doc/invoke.texi (-fdump-statistics): Document.
12705 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12706 (insert): Likewise.
12707 (execute_pre): Use statistics_counter_event.
12708 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12709 (substitute_and_fold): Increment it. Use statistics_counter_event.
12711 2008-05-15 Diego Novillo <dnovillo@google.com>
12713 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12715 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12716 * tree-ssa-alias.c (new_type_alias): Remove references to
12717 sub-variables from comment.
12718 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12720 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12722 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12723 attribute to 1 only for insertps alternative.
12725 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12727 * config/bfin/bfin.md (loadbytes): New pattern.
12728 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12729 (bfin_init_builtins): Initialize it.
12730 (bdesc_1arg): Add it.
12732 2008-05-15 Sa Liu <saliu@de.ibm.com>
12734 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12735 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12736 * testsuite/lib/target-supports.exp: Add
12737 check_effective_target_fortran_integer_16.
12739 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12741 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12742 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12743 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12744 (TARGET_RETURN_IN_MEMORY): Define.
12746 2008-05-15 Richard Guenther <rguenther@suse.de>
12748 PR middle-end/36244
12749 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12750 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12751 represent unmodifiable vars.
12753 2008-05-15 Richard Guenther <rguenther@suse.de>
12755 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12756 INDIRECT_REF and TARGET_MEM_REF.
12757 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12760 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12761 H.J. Lu <hongjiu.lu@intel.com>
12763 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12764 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12765 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12766 insn alternatives. Add missing alternatives.
12767 (*vec_concatv2di_rex64_sse4_1): Likewise.
12768 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12769 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12770 Require TARGET_SSE.
12772 2008-05-15 Richard Guenther <rguenther@suse.de>
12774 PR tree-optimization/36009
12775 PR tree-optimization/36204
12776 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12777 (determine_invariantness_stmt): Record the loop a store is
12778 always executed in.
12779 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12782 2008-05-15 Richard Guenther <rguenther@suse.de>
12784 PR tree-optimization/34330
12785 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12786 through the pointer will alias the SMT.
12788 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12790 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12792 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12794 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12796 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12797 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12799 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12800 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12801 (vashl_optab): New optab for vector/vector shifts.
12802 (vashr_optab): Ditto.
12803 (vlshr_optab): Ditto.
12804 (vrotl_optab): Ditto.
12805 (vrotr_optab): Ditto.
12806 (optab_subtype): New enum for optab_for_tree_code call.
12807 (optab_for_tree_code): Add enum optab_subtype argument.
12809 * optabs.c (optab_for_tree_code): Take an additional argument to
12810 distinguish between a vector shift by a scalar and vector shift by
12811 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12812 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12813 vector shift by a vector.
12814 (expand_widen_pattern_expr): Pass additional argument to
12815 optab_for_tree_code.
12817 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12818 vrotl_optab, vrotr_optab.
12820 * expr.c (expand_expr_real_1): Update calls to
12821 optab_for_tree_code to distinguish between vector shifted by a
12822 scalar and vector shifted by a vector.
12823 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12824 (supportable_narrowing_operation): Ditto.
12825 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12826 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12827 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12828 (vect_create_epilog_for_reduction): Ditto.
12829 (vectorizable_reduction): Ditto.
12830 (vectorizable_operation): Ditto.
12831 (vect_strided_store_supported): Ditto.
12832 (vect_strided_load_supported): Ditto.
12833 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12834 * expmed.c (expand_shift): Ditto.
12836 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12838 (ashr@var{m}3): Ditto.
12839 (vashl@var{m}3): Document new vector/vector shift standard name.
12840 (vashr@var{m}3): Ditto.
12841 (vlshr@var{m}3): Ditto.
12842 (vrotl@var{m}3): Ditto.
12843 (vrotr@var{m}3): Ditto.
12845 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12846 (PPERM_INVERT): Ditto.
12847 (PPERM_REVERSE): Ditto.
12848 (PPERM_REV_INV): Ditto.
12849 (PPERM_ZERO): Ditto.
12850 (PPERM_ONES): Ditto.
12851 (PPERM_SIGN): Ditto.
12852 (PPERM_INV_SIGN): Ditto.
12853 (PPERM_SRC1): Ditto.
12854 (PPERM_SRC2): Ditto.
12856 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12857 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12858 allows a memory operand to be the value being added, and split it
12859 to improve vectorization.
12860 (sse5_pmacsdqh_mem): Ditto.
12861 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12862 (sse5_mulv2div2di3_high): Ditto.
12863 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12864 (vec_pack_trunc_v4si): Ditto.
12865 (vec_pack_trunc_v2di): Ditto.
12866 (sse5_pcmov_<mode>): Remove code that tried to use use
12867 andps/andnps instead of pcmov.
12868 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12869 pmacsdqh instructions.
12870 (vec_widen_smult_lo_v4si): Ditto.
12872 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12873 (PPERM_INVERT): Ditto.
12874 (PPERM_REVERSE): Ditto.
12875 (PPERM_REV_INV): Ditto.
12876 (PPERM_ZERO): Ditto.
12877 (PPERM_ONES): Ditto.
12878 (PPERM_SIGN): Ditto.
12879 (PPERM_INV_SIGN): Ditto.
12880 (PPERM_SRC1): Ditto.
12881 (PPERM_SRC2): Ditto.
12882 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12884 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12886 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12887 says ignore whether the last reference is a memory operand.
12889 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12890 Paolo Bonzini <bonzini at gnu dot org>
12892 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12895 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12896 (vlshr<mode>3): Rename from vlshr<mode>3.
12897 (vashr<mode>3): Rename from vashr<mode>3.
12898 (mulv4sf3): Change the names of vector shift patterns.
12902 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12905 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12930 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12931 (floatunssidf2_internal): Change vector/vector shift names.
12932 (floatunsdidf2_internal): Ditto.
12939 (vashl<mode>3): Rename from ashl<mode>3.
12940 (vashr<mode>3): Rename from ashr<mode>3.
12941 (vlshr<mode>3): Rename from lshr<mode>3.
12942 (vrotl<mode>3): Rename from rotl<mode>3.
12944 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12947 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12948 multiply gives the wrong value when doing widening multiplies.
12949 (vec_widen_smult_lo_v4si): Ditto.
12951 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12953 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12954 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12955 emit_library_call_value.
12956 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12957 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12958 * calls.c (initialize_argument_information, precompute_arguments,
12959 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12960 (precompute_arguments): Removed flags parameter.
12961 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12963 2008-05-14 Richard Guenther <rguenther@suse.de>
12965 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12966 Make sure to register the store if the use is a PHI_NODE.
12968 2008-05-14 Olivier Hainque <hainque@adacore.com>
12970 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12971 memory if the component is to be referenced in BLKmode according
12972 to get_inner_reference.
12974 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12976 * calls.c (emit_library_call_value_1): Restore code clearing
12977 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12979 2008-05-14 Olivier Hainque <hainque@adacore.com>
12980 Nicolas Roche <roche@adacore.com>
12982 * configure.ac: Add support for a "gcc_subdir" variable in
12983 config-lang.in, to denote a subdirectory where the language/GCC
12984 integration files are to be found.
12985 * configure: Regenerate.
12987 2008-05-14 Ira Rosen <irar@il.ibm.com>
12989 PR tree-optimization/36098
12990 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12991 value for the first load in the group in case of a gap.
12992 (vect_build_slp_tree): Check that there are no gaps in loads.
12994 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12996 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12997 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12998 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12999 emit_insn and remove unneeded code to construct extra args.
13000 (emit_no_conflict_block): Removed.
13001 * optabls.h: (emit_no_conflict_block): Removed.
13002 * cse.c (cse_extended_basic_block): Remove search for
13003 REG_NO_CONFLICT note.
13004 * global.c: Removed incorrect comment added in revision 117.
13005 * expr.c (convert_move): Change call to emit_no_conflict_block to
13007 * recog.c: Change comments so that they do not mention
13009 * local_alloc.c (combine_regs): Removed last parameter.
13010 (no_conflict_p): Removed.
13011 (block_alloc): Removed note, no_conflict_combined_regno and set
13012 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13013 (combine_regs): Removed already_dead and code to look for
13014 REG_NO_CONFLICT notes.
13015 * lower_subreg (remove_retval_note): Removed code to look for
13016 REG_NO_CONFLICT block.
13017 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13018 (resolve_clobber): Remove code to process libcalls that have
13019 REG_NO_CONFLICT notes.
13020 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13022 * combine.c (can_combine_p, distribute_notes): Removed
13023 REG_NO_CONFLICT case.
13024 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13026 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13027 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13029 * reg-notes.def (NO_CONFLICT): Removed.
13031 2008-05-14 David S. Miller <davem@davemloft.net>
13033 * config/sparc/sparc.c (sparc_profile_hook): If
13034 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13035 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13036 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13038 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13040 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13042 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13045 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13046 and op1 expansion before vector concat to have less live pseudos.
13048 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13050 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13051 ix86_expand_vector_set if supported.
13053 2008-05-13 Diego Novillo <dnovillo@google.com>
13054 Kenneth Zadeck <zadeck@naturalbridge.com>
13056 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13058 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13059 phinodes_print_statistics, init_ssanames, fini_ssanames,
13060 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13061 release_ssa_name, release_defs, replace_ssa_name_symbol,
13062 ssanames_print_statistics): Move ...
13063 * tree-flow.h: ... here.
13064 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13065 Use FN instead of cfun.
13066 (make_ssa_name_fn): Rename from make_ssa_name.
13067 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13068 * tree-flow-inline.h (make_ssa_name): Move from
13069 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13070 * omp-low.c (expand_omp_parallel):
13071 * tree-flow-inline.h (redirect_edge_var_map_result):
13072 * tree-ssa.c (init_tree_ssa): Add argument FN.
13073 Use it instead of cfun. Update all users.
13075 2008-05-13 Tom Tromey <tromey@redhat.com>
13077 PR preprocessor/22168:
13078 * doc/cpp.texi (Top): Update menu.
13079 (Alternatives to Wrapper #ifndef): New node.
13080 (Other Directives): Document deprecation.
13081 (Obsolete Features): Remove menu.
13082 (Assertions): Merge node into Obsolete Features.
13083 (Obsolete once-only headers): Move earlier; rename to Alternatives
13084 to Wrapper #ifndef.
13085 * doc/cppopts.texi: Update.
13086 * c.opt (Wdeprecated): Enable for C and ObjC.
13087 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13088 (C++ Dialect Options): Move -Wno-deprecated from here to...
13089 (Warning Options): ... here.
13091 2008-05-13 Richard Guenther <rguenther@suse.de>
13093 PR middle-end/36227
13094 * fold-const.c (fold_sign_changed_comparison): Do not allow
13095 changes in pointer-ness.
13097 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13100 * config/sh/sh.c (sh_expand_prologue): Don't clear
13101 RTX_FRAME_RELATED_P for push insns.
13103 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13105 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13107 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13109 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13110 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13111 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13113 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13115 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13116 (*vec_concatv4sf_sse): This.
13117 (*sse2_concatv2si): Renamed to ...
13118 (*vec_concatv2si_sse2): This.
13119 (*sse1_concatv2si): Renamed to ...
13120 (*vec_concatv2si_sse): This.
13121 (*vec_concatv2di_rex): Renamed to ...
13122 (*vec_concatv2di_rex64): This.
13123 (*vec_concatv2si_sse4_1): New.
13124 (*vec_concatv2di_rex64_sse4_1): Likewise.
13126 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13128 PR rtl-optimization/36111
13129 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13130 that was created for swappable operands.
13132 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13135 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13136 * configure.ac: Add call to ACX_PROG_GNAT.
13138 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13140 * optc-gen.awk: Fix comment typo.
13142 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13144 * pretty-print.c (pp_integer_with_precision): Use
13145 HOST_LONG_LONG_FORMAT.
13147 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13149 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13151 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13153 * config/i386/i386.c (bdesc_ptest): Removed.
13154 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13155 (bdesc_args): Add __builtin_ia32_ptestz128,
13156 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13157 (ix86_init_mmx_sse_builtins): Updated.
13158 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13159 (ix86_expand_builtin): Updated.
13161 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13163 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13164 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13166 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13168 * value-prof.c (interesting_stringop_to_profile): Do not
13169 return early for BUILT_IN_MEMPCPY.
13171 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13173 * calls.c (expand_call): Don't use callgraph to increase
13174 preferred_stack_boundary.
13176 * cgraph.h (cgraph_rtl_info): Use unsigned on
13177 preferred_incoming_stack_boundary.
13179 * final.c (rest_of_clean_state): Use unsigned on
13180 preferred_stack_boundary.
13182 2008-05-09 Tom Tromey <tromey@redhat.com>
13184 PR preprocessor/22231:
13185 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13188 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13190 PR tree-optimization/36129
13191 * tree-ssa-ccp.c: Include value-prof.h.
13192 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13193 built-in function was folded to a constant.
13194 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13196 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13197 Sebastian Pop <sebastian.pop@amd.com>
13199 * tree-scalar-evolution.c: Document instantiate_scev.
13200 (instantiate_parameters_1): Renamed instantiate_scev_1.
13201 Don't use the same loop for instantiation_loop and evolution_loop.
13202 (instantiate_scev): New.
13203 (instantiate_parameters): Moved...
13204 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13205 same loop twice. Maintains the semantics for this function.
13206 * tree-scalar-evolution.h (instantiate_scev): Declare.
13207 (instantiate_parameters): ...here. Now static inline.
13208 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13209 instead of resolve_mixers.
13211 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13213 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13215 2008-05-09 Tomas Bily <tbily@suse.cz>
13217 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13218 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13219 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13220 * c-common.c (c_common_truthvalue_conversion): Likewise.
13221 * tree-object-size.c (compute_object_offset): Likewise.
13222 * tree-inline.c (estimate_num_insns_1): Likewise.
13223 * varasm.c (const_hash_1, compare_constant, copy_constant)
13224 (compute_reloc_for_constant, output_addressed_constants)
13225 (initializer_constant_valid_p): Likewise.
13226 * c-omp.c (check_omp_for_incr_expr): Likewise.
13227 * gimplify.c (gimplify_expr): Likewise.
13228 * c-typeck.c (c_finish_return): Likewise.
13229 * tree-vectorizer.c (supportable_widening_operation)
13230 (supportable_narrowing_operation): Likewise.
13231 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13232 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13233 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13234 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13235 (descr_info_loc): Likewise.
13236 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13237 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13238 (fold_unary): Likewise.
13239 * builtins.c (get_pointer_alignment): Likewise.
13240 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13241 (instantiate_parameters_1): Likewise.
13242 * tree.c (expr_align, stabilize_reference): Likewise.
13243 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13244 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13245 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13246 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13247 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13248 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13250 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13251 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13252 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13253 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13254 (forward_propagate_comparison)
13255 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13256 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13257 * emit-rtl.c (component_ref_for_mem_expr)
13258 (set_mem_attributes_minus_bitpos): Likewise.
13259 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13260 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13262 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13263 (build_function_call, pointer_diff, build_compound_expr)
13264 (c_finish_return): Likewise.
13265 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13266 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13268 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13269 * expr.c (is_aligning_offset): Likewise.
13270 * tree-ssa-alias.c (is_escape_site): Likewise.
13271 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13272 (check_all_va_list_escapes): Likewise.
13273 * tree-ssa-loop-ivopts.c (determine_base_object)
13274 (determine_common_wider_type): Likewise.
13275 * dojump.c (do_jump): Likewise.
13276 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13277 * tree-gimple.c (is_gimple_cast): Likewise.
13278 * fold-const.c (decode_field_reference, )
13279 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13280 (fold_binary): Likewise.
13281 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13282 (already_warned_in_frontend_p): Likewise.
13283 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13284 * tree.c (really_constant_p, get_unwidened): Likewise.
13285 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13286 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13287 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13289 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13291 (CONVERT_EXPR_P): Define.
13292 (CASE_CONVERT): Define.
13294 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13296 PR middle-end/36117
13297 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13298 (delete_unmarked_insns): When deleting a call, call
13299 delete_unreachable_blocks.
13300 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13301 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13303 2008-05-08 Richard Guenther <rguenther@suse.de>
13305 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13306 (-ftree-salias): Likewise.
13307 (salias-max-implicit-fields): Remove param documentation.
13308 (salias-max-array-elements): Likewise.
13309 * tree-pass.h (pass_create_structure_vars): Remove.
13310 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13311 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13312 * tree-ssa-alias.c (create_structure_vars): Remove.
13313 (gate_structure_vars): Likewise.
13314 (pass_create_structure_vars): Likewise.
13315 (gate_build_alias): Likewise.
13316 (pass_build_alias): Adjust to run always and dump the function.
13317 * common.opt (ftree-salias): Hide.
13318 * passes.c (init_optimization_passes): Remove
13319 pass_create_structure_vars, adjust comment.
13320 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13321 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13322 * opts.c (decode_options): Do not set flag_tree_salias.
13323 (common_handle_option): Add OPT_ftree_salias to the backward
13324 compatibility section.
13326 2008-05-08 Richard Guenther <rguenther@suse.de>
13328 * tree-flow-inline.h (var_can_have_subvars): Move ...
13329 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13330 * tree-flow.h (var_can_have_subvars): Remove.
13331 (push_fields_onto_fieldstack): Remove.
13332 (sort_fieldstack): Likewise.
13333 (struct fieldoff): Move ...
13334 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13335 alias_set and base_for_components fields.
13336 (sort_fieldstack): Make static.
13337 (push_fields_onto_fieldstack): Likewise. Remove code that
13338 handles anything but RECORD_TYPEs. Remove alias_set and
13339 base_for_components handling.
13340 (create_variable_info_for): Adjust.
13342 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13344 * common.opt (Wframe-larger-than=): Shorten the help message
13346 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13348 2008-05-08 Rafael Espíndola <espindola@google.com>
13350 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13352 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13353 trap and that both operands are gimple values.
13354 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13355 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13358 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13360 * read-rtl.c (join_c_conditions): Return the first string if the
13361 two strings are equal.
13363 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13365 * gensupport.h (pred_data): Add a "num_codes" field.
13366 (add_predicate_code): Declare.
13367 * gensupport.c (add_predicate_code): New function.
13368 (std_pred_table): Add an "allows_const_p" field.
13369 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13370 Remove the (incomplete) list of such codes from the codes field.
13371 (init_predicate_table): Use add_predicate_code. Add all
13372 RTX_CONST_OBJs if allows_const_p is true.
13373 * genrecog.c (process_define_predicate): Use add_predicate_code.
13375 2008-05-08 David Daney <ddaney@avtrex.com>
13376 Richard Sandiford <rsandifo@nildram.co.uk>
13378 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13379 special case of constant zero operands.
13380 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13381 old and new values. Special case constant zero values.
13382 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13384 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13385 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13387 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13390 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13391 similar RTX_CONST_OBJ before CONST_INT.
13393 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13395 * stmt.c (expand_stack_restore): Change sa mode if needed.
13397 2008-05-08 Richard Guenther <rguenther@suse.de>
13399 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13400 return type to bool.
13401 (ix86_sol10_return_in_memory): Likewise.
13402 (ix86_i386elf_return_in_memory): Likewise.
13403 (ix86_i386interix_return_in_memory): Likewise.
13404 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13405 (ix86_sol10_return_in_memory): Likewise.
13406 (ix86_i386elf_return_in_memory): Likewise.
13407 (ix86_i386interix_return_in_memory): Likewise.
13409 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13412 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13414 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13415 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13418 2008-05-08 Richard Guenther <rguenther@suse.de>
13420 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13421 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13422 (DR_SUBVARS): Remove.
13423 * tree-dfa.c (dump_subvars_for): Remove.
13424 (debug_subvars_for): Likewise.
13425 (dump_variable): Do not dump subvars.
13426 (remove_referenced_var): Do not remove subvars.
13427 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13428 (lookup_subvars_for_var): Remove.
13429 (get_subvars_for_var): Likewise.
13430 (get_subvars_at): Likewise.
13431 (get_first_overlapping_subvar): Likewise.
13432 (overlap_subvar): Likewise.
13433 * tree-flow.h (subvar_t): Remove.
13434 (struct var_ann_d): Remove subvars field.
13435 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13436 argument. Remove special handling of SFTs.
13437 (compute_tag_properties): Likewise.
13438 (set_initial_properties): Likewise.
13439 (compute_call_clobbered): Likewise.
13440 (count_mem_refs): Likewise.
13441 (compute_memory_partitions): Likewise.
13442 (compute_flow_insensitive_aliasing): Likewise.
13443 (setup_pointers_and_addressables): Likewise.
13444 (new_type_alias): Likewise.
13445 (struct used_part): Remove.
13446 (used_portions): Likewise.
13447 (struct used_part_map): Likewise.
13448 (used_part_map_eq): Likewise.
13449 (used_part_map_hash): Likewise.
13450 (free_used_part_map): Likewise.
13451 (up_lookup): Likewise.
13452 (up_insert): Likewise.
13453 (get_or_create_used_part_for): Likewise.
13454 (create_sft): Likewise.
13455 (create_overlap_variables_for): Likewise.
13456 (find_used_portions): Likewise.
13457 (create_structure_vars): Likewise.
13458 * tree.def (STRUCT_FIELD_TAG): Remove.
13459 * tree.h (MTAG_P): Adjust.
13460 (struct tree_memory_tag): Remove base_for_components and
13461 unpartitionable flags.
13462 (struct tree_struct_field_tag): Remove.
13463 (SFT_PARENT_VAR): Likewise.
13464 (SFT_OFFSET): Likewise.
13465 (SFT_SIZE): Likewise.
13466 (SFT_NONADDRESSABLE_P): Likewise.
13467 (SFT_ALIAS_SET): Likewise.
13468 (SFT_UNPARTITIONABLE_P): Likewise.
13469 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13470 (union tree_node): Remove sft field.
13471 * alias.c (get_alias_set): Remove special handling of SFTs.
13472 * print-tree.c (print_node): Remove handling of SFTs.
13473 * tree-dump.c (dequeue_and_dump): Likewise.
13474 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13475 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13476 * tree-predcom.c (set_alias_info): Do not set subvars.
13477 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13478 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13479 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13480 (add_vars_for_offset): Remove.
13481 (add_virtual_operand): Remove special handling of SFTs.
13482 (add_call_clobber_ops): Likewise.
13483 (add_call_read_ops): Likewise.
13484 (get_asm_expr_operands): Likewise.
13485 (get_modify_stmt_operands): Likewise.
13486 (get_expr_operands): Likewise.
13487 (add_to_addressable_set): Likewise.
13488 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13489 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13490 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13491 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13492 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13493 (tree_node_structure): Likewise.
13494 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13496 (find_what_p_points_to): Likewise.
13498 2008-05-08 Sa Liu <saliu@de.ibm.com>
13500 * config/spu/spu.md: Fixed subti3 pattern.
13502 2008-05-08 Richard Guenther <rguenther@suse.de>
13504 PR middle-end/36154
13505 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13506 sure to create a representative for trailing arrays for PTA.
13508 2008-05-08 Richard Guenther <rguenther@suse.de>
13510 PR middle-end/36172
13511 * fold-const.c (operand_equal_p): Two objects which types
13512 differ in pointerness are not equal.
13514 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13516 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13517 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13518 (emit_library_call_value_1): Add new variable fndecl initialized by
13519 NULL_TREE. It should be the decl type of orgfun, but this information
13520 seems not to be available here, so it uses the default calling abi.
13521 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13522 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13523 by TARGET_RETURN_IN_MEMORY.
13524 * config/i386/i386-interix.h: Likewise.
13525 * config/i386/i386.h: Likewise.
13526 * config/i386/i386elf.h: Likewise.
13527 * config/i386/ptx4-i.h: Likewise.
13528 * config/i386/sol2-10.h: Likewise.
13529 * config/i386/sysv4.h: Likewise.
13530 * config/i386/vx-common.h: Likewise.
13531 * config/cris/cris.h: Removed #if 0 clause.
13532 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13533 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13535 (ix86_sol10_return_in_memory): Likewise.
13536 (ix86_i386elf_return_in_memory): New.
13537 (ix86_i386interix_return_in_memory): New.
13538 * config/mt/mt-protos.h (mt_return_in_memory): New.
13539 * config/mt/mt.c: Likewise.
13540 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13541 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13542 * config/bfin/bfin.h: Likewise.
13543 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13545 * config/bfin/bfin.c: Likewise.
13546 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13547 * config/alpha/unicosmk.h: Likewise.
13548 * config/i386/cygming.h: Likewise.
13549 * config/iq2000/iq2000.h: Likewise.
13550 * config/mips/mips.h: Likewise.
13551 * config/mn10300/mn10300.h: Likewise.
13552 * config/rs6000/rs6000.h: Likewise.
13553 * config/score/score.h: Likewise.
13554 * config/spu/spu.h: Likewise.
13555 * config/v850/v850.h: Likewise.
13556 * defaults.h: Likewise.
13557 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13558 * expr.c (emit_block_move): Adjust use of
13559 OUTGOING_REG_PARM_STACK_SPACE.
13560 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13561 OUTGOING_REG_PARM_STACK_SPACE.
13562 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13564 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13566 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13567 on OMP_RETURN for OMP_FOR.
13570 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13571 (fortran_common): New function.
13572 (gen_variable_die): Call fortran_common instead of common_check,
13573 adjust for it returning tree instead of rtx. Formatting.
13575 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13579 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13580 * c-decl.c (merge_decls): Ditto.
13581 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13582 to RTL_CONST_OR_PURE_CALL_P.
13583 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13584 Initialized DECL_LOOPING_CONST_PURE.
13585 (process_call_operands): Set tree_side_effects properly.
13586 * tree.h (TREE_READONLY_DECL_P): Removed.
13587 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13588 (DECL_LOOPING_OR_CONST_P): New macro.
13589 (struct tree_function_decl): Added looping_const_or_pure_p.
13590 (ECF_*) Renumbered.
13591 (ECF_LOOPING_OR_CONST_P): New macro.
13592 * rtlanal.c (pure_const_p): Removed.
13593 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13594 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13595 to RTL_CONST_CALL_P.
13596 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13597 (check_decl, check_tree, check_call, scan_function): Initialize
13599 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13600 (static_execute): Set looping true for recursive functions.
13601 Undo setting state to IPA_NEITHER for recursive functions.
13602 * cse.c (cse_insn):
13603 * ifcvt.c (noce_can_store_speculate_p): Changed
13604 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13605 RTL_CONST_OR_PURE_CALL_P.
13606 * dse.c (scan_insn): Ditto.
13607 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13608 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13609 RTL_CONST_OR_PURE_CALL_P.
13610 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13611 pure_call_p to RTL_CONST_CALL_P.
13612 * gimplify.c (gimplify_call_expr): Clear side effects for
13613 non-looping pure and constant calls.
13614 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13615 (flags_from_decl_or_type): Set ecf flags from decl flags.
13616 (initialize_argument_information): Turn off
13617 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13618 Change const to pure if callee_copies is true rather than just
13620 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13621 way of marking pure calls.
13622 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13623 Remove hack that was supposed to fix pr7335 and remove old
13624 way of marking pure calls.
13625 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13626 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13627 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13628 RTL_CONST_OR_PURE_CALL_P.
13629 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13630 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13631 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13632 * sched-deps.c (schedule_analyze): Ditto.
13633 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13634 return_val field of calls to represent pure and const function info.
13635 (CONST_OR_PURE_CALL_P): Deleted macro.
13636 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13637 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13638 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13640 * tree-optimize.c (execute_fixup_cfg): Added test for
13641 ECF_LOOPING_CONST_OR_PURE.
13642 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13644 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13645 effects for looping pure or const calls.
13646 (verify_gimple_expr): Added verification code.
13647 * config/alpha/alpha.c (alpha_legitimize_address,
13648 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13650 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13651 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13652 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13653 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13654 RTL_CONST_OR_PURE_CALL_P.
13655 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13656 and const calls to be deleted.
13658 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13661 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13662 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13663 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13664 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13665 to handle nonimmediate operands.
13666 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13667 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13668 to handle nonimmediate operands.
13669 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13670 (mmx_pmulhrwv4hi3): New expander. Use
13671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13672 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13673 (sse2_umulv1siv1di3): New expander. Use
13674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13675 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13676 (mmx_eq<mode>3): New expander. Use
13677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13678 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13679 (mmx_uavgv8qi3): New expander. Use
13680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13681 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13682 (mmx_uavgv4hi3): New expander. Use
13683 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13685 * config/i386/sse.md
13686 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13687 to handle nonimmediate operands.
13688 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13689 to handle nonimmediate operands.
13690 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13691 to handle nonimmediate operands.
13692 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13693 to handle nonimmediate operands.
13694 (sse2_unpckhpd_exp): New expander. Use
13695 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13696 (sse2_unpcklpd_exp): New expander. Use
13697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13698 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13699 to handle nonimmediate operands.
13700 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13701 to handle nonimmediate operands.
13702 (*sse2_<plusminus_insn><mode>3): Rename from
13703 sse2_<plusminus_insn><mode>3 insn pattern.
13704 (sse2_<plusminus_insn><mode>3): New expander. Use
13705 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13706 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13707 (sse2_umulv2siv2di3): New expander. Use
13708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13709 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13710 (sse4_1_mulv2siv2di3): New expander. Use
13711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13712 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13713 (sse2_pmaddwd): New expander. Use
13714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13715 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13716 (sse2_eq<mode>3): New expander. Use
13717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13718 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13719 (sse4_1_eqv2di3): New expander. Use
13720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13721 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13722 (sse2_uavgv16qi3): New expander. Use
13723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13724 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13725 (sse2_uavgv16qi3): New expander. Use
13726 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13727 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13728 (sse2_uavgv8hi3): New expander. Use
13729 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13730 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13731 (ssse3_pmulhrswv8hi3): New expander. Use
13732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13733 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13734 (ssse3_pmulhrswv4hi3): New expander. Use
13735 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13737 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13738 (<sse>_vmmul<mode>3): Ditto.
13739 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13741 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13742 (ssse3_pmaddubsw): Ditto.
13744 * config/i386/i386.c (struct_builtin_description)
13745 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13746 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13747 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13748 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13749 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13750 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13751 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13752 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13753 (ix86_fixup_binary_operands): Assert that src1
13754 and src2 must have the same mode when swapped.
13755 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13756 and ix86_binary_operator_ok. Do not force operands in registers
13759 2008-05-07 Jan Hubicka <jh@suse.cz>
13761 * cgraph.c (dump_cgraph_node): Update.
13762 * cgraph.h (cgraph_local_info): Break out inline summary.
13763 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13765 * ipa-inline (inline_summary): New accestor function.
13766 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13767 cgraph_decide_inlining, compute_inline_parameters): Update.
13768 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13770 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13772 Cleanup ColdFire scheduling support and add V4 pipeline model.
13774 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13775 (define_attr cpu): Add cfv4 value.
13776 (define_attr type, define_attr type1): Merge into a single 'type'
13777 attribute. Update all uses.
13778 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13779 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13781 (define_attr opx_mem, define_attr opy_mem): Remove.
13782 (define_attr op_mem): Clean up, update comment.
13783 (define_attr size): Use specific values instead of general int.
13784 (define_attr guess, define_attr split): Remove. Update all uses.
13785 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13786 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13787 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13788 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13789 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13790 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13791 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13792 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13793 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13794 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13795 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13796 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13797 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13798 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13799 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13800 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13801 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13802 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13803 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13804 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13805 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13806 Update or set attributes.
13807 (stack_tie): New fake instruction.
13809 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13810 (m68k_sched_attr_size): Update declaration.
13811 (m68k_sched_attr_type2): Remove.
13812 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13813 Declare new bypass predicates.
13815 * config/m68k/m68k.c (m68k_sched_issue_rate,
13816 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13818 (TARGET_SCHED_ISSUE_RATE,
13819 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13820 (override_options): Handle scheduling for ColdFire V4 core.
13821 (m68k_expand_prologue): Emit stack_tie.
13822 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13823 'OP_TYPE_FPN'. Update all uses.
13824 (sched_guess_p): Remove.
13825 (sched_address_type): Handle symbolic addresses.
13826 (sched_get_operand): New static function.
13827 (sched_operand_type): Merge into sched_attr_op_type.
13828 (sched_attr_op_type): Handle FP registers, handle quick constants,
13830 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13831 (m68k_sched_attr_size): Update. Move logic to ...
13832 (sched_get_attr_size_int): New static function.
13833 (sched_get_opxy_mem_type): New static function.
13834 (m68k_sched_attr_op_mem): Update.
13835 (m68k_sched_attr_type2): Remove.
13836 (sched_cfv4_bypass_data): New static variable.
13837 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13838 (m68k_sched_issue_rate): Implement scheduler hook.
13839 (struct _sched_ib: enabled_p): New field.
13840 (m68k_sched_variable_issue): Update. Handle V4.
13841 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13842 sched_dump_class_func_t, sched_dump_split_class,
13843 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13844 sched_dump_dfa_class, m68k_sched_dump): Remove.
13845 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13847 (m68k_sched_init_global): Remove statisctics dumping, introduce
13848 sanity check that all instructions have pipeline reservations. Handle
13850 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13851 Handle ColdFire V4 core.
13852 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13853 New static functions.
13854 (m68k_sched_address_bypass_p): New bypass predicate.
13855 (sched_get_indexed_address_scale): New static function.
13856 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13858 * cf.md: Update comments.
13859 (define_attr type2): Remove. Use 'type' attribute instead.
13861 (cf_ib): Rename to cfv123_ib. Update all uses.
13862 (cf_oep): Rename to cfv123_oep. Update all uses.
13863 (cf_chr): Rename to cfv123_chr. Update all uses.
13864 (cf_mem): Rename to cfv123_mem. Update all uses.
13865 (cf_mac): Move to more appropriate place.
13866 (cfv123_guess): New automaton and cpu_unit.
13867 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13868 Update uses of 'size' attribute. Handle before reload scheduling.
13869 (cfv123_guess): New dummy reservation for unhandled instructions.
13870 (cfv4_*): Pipeline description of ColdFire V4 core.
13871 (ignore): New reservation to handle 'ignore' type.
13873 2008-05-07 Ian Lance Taylor <iant@google.com>
13875 PR middle-end/36013
13876 * gimplify.c (find_single_pointer_decl_1): Don't look through
13878 (find_single_pointer_decl): Adjust comments.
13880 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13882 PR middle-end/36137
13883 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13884 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13886 PR middle-end/36106
13887 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13888 integral type rather than floating point, then VIEW_CONVERT_EXPR
13889 to the floating point type.
13891 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13893 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13894 TFmode op0 to register.
13896 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13898 * c-decl.c (grokdeclarator): Comment typo.
13900 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13902 * tree-flow.h: Remove prototype for computed_goto_p.
13903 * tree-cfg.c (computed_goto_p): Make static.
13905 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13908 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13909 (contains_aligned_value_p): This. Handle _Decimal128.
13910 (ix86_function_arg_boundary): Only align _Decimal128 to its
13911 natural boundary and handle it properly.
13913 2008-05-06 Martin Jambor <mjambor@suse.cz>
13915 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13916 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13917 (ipcp_method_set_orig_node): Removed.
13918 (ipcp_cval_get_cvalue_type): Removed.
13919 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13920 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13921 (ipcp_cval_set_cvalue_type): Removed.
13922 (ipcp_cval_get_cvalue): Removed.
13923 (ipcp_cval_set_cvalue): Removed.
13924 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13925 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13926 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13927 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13928 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13929 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13930 (ipcp_get_ith_lattice): Changed parameters.
13931 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13932 (ipcp_lattice_from_jfunc): Changed parameters.
13933 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13934 (ipcp_method_cval_print): Added temporary variable info.
13935 (ipcp_redirect): Removed already unused local variable caller.
13936 (ipcp_redirect): New temporary variable orig_callee_info
13937 (ipcp_redirect): Removed newly unused local variable callee.
13938 (ipcp_redirect): Removed (a bit confusing) local variable type.
13939 (ipcp_insert_stage): Added local variable info.
13940 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13942 (ipcp_formal_create): Removed.
13943 (ipcp_method_cval_set): Removed.
13944 (ipcp_propagate_stage): Renamed lattice variables.
13945 (ipcp_method_cval_set_cvalue_type): Removed.
13946 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13947 (ipcp_print_all_lattices): Changed printed strings to refer to
13948 lattices rather than cvals.
13949 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13950 (ipcp_propagate_const): Changed formal parameters.
13951 (build_const_val): Changed formal parameters.
13952 (ipcp_insert_stage): Removed useless variable cvalue
13953 (build_const_val): Changed formal parameters.
13954 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13955 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13956 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13957 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13958 (ipcp_print_func_profile_counts): Changed string from "method" to
13960 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13961 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13962 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13963 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13964 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13965 (ipcp_lat_is_const): Changed parameters and made inline.
13966 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13967 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13968 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13969 the predicate condition directly
13970 (ipcp_propagate_stage): Added local variable args. Removed local
13971 variable callee. (Both are mere code simplifications.)
13972 (ipcp_method_dont_insert_const): Renamed to
13973 ipcp_node_not_modifiable_p.
13974 (ipcp_node_not_modifiable_p): Made inline.
13975 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13976 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13977 (ipcp_print_all_lattices): Removed variable cvalue
13978 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13981 2008-05-06 Olivier Hainque <hainque@adacore.com>
13983 * tree-sra.c (try_instantiate_multiple_fields): Early return
13984 if field has POINTER_TYPE.
13986 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13988 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13989 by using 'q' specifier for instruction.
13990 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13992 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13994 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13995 Change mode of zero_extract from QImode to HImode.
13996 (sign bit tests peepholes): (Ditto.).
13998 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14000 * config/i386/mmx.md: Remove double backslashes from asm templates.
14001 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14002 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14003 to handle nonimmediate operands.
14004 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14005 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14006 to handle nonimmediate operands.
14007 (*mmx_<code>v2sf3_finite): New insn pattern.
14008 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14009 (mmx_<code>v2sf3): New expander. Use
14010 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14011 (mmx_<plusminus_insn><mode>3): New expander. Use
14012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14013 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14014 (mmx_add<mode>3): Removed.
14015 (mmx_ssadd<mode>3): Ditto.
14016 (mmx_usadd<mode>3): Ditto.
14017 (mmx_sub<mode>3): Ditto.
14018 (mmx_sssub<mode>3): Ditto.
14019 (mmx_ussub<mode>3): Ditto.
14020 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14021 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14022 to handle nonimmediate operands.
14023 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14025 (mmx_smulv4hi3_highpart): New expander. Use
14026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14027 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14029 (mmx_umulv4hi3_highpart): New expander. Use
14030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14031 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14032 (mmx_<code>v4hi3): New expander. Use
14033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14034 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14035 (mmx_<code>v8qi3): New expander. Use
14036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14037 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14038 (mmx_<code><mode>3): New expander. Use
14039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14041 2008-05-05 Jan Hubicka <jh@suse.cz>
14043 PR tree-optimization/36118
14044 * passes.c (pass_init_dump_file): Fix dump header.
14046 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14048 PR middle-end/36141
14049 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14050 VCE for function decls.
14052 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14054 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14056 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14058 * config/i386/i386.md (sat_plusminus): New.
14059 (plusminus_insn): Likewise.
14060 (plusminus_mnemonic): Likewise.
14062 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14063 (*<addsub><mode>3_cc_overflow): Renamed to ...
14064 (*<plusminus_insn><mode>3_cc_overflow): This.
14065 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14066 (*<plusminus_insn>si3_zext_cc_overflow): This.
14068 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14069 (<plusminus_insn><mode>3): This.
14070 (*<addsub><mode>3): Renamed to ...
14071 (*<plusminus_insn><mode>3): This.
14072 (<sse>_vm<addsub><mode>3): Renamed to ...
14073 (<sse>_vm<plusminus_insn><mode>3): This.
14074 (sse3_h<addsub>v4sf3): Renamed to ...
14075 (sse3_h<plusminus_insn>v4sf3): This.
14076 (sse3_h<addsub>v2df3): Renamed to ...
14077 (sse3_h<plusminus_insn>v2df3): This.
14078 (<plusminus_insn><mode>3): New.
14079 (*<plusminus_insn><mode>3): Likewise.
14080 (sse2_<plusminus_insn><mode>3): Likewise.
14081 (add<mode>): Removed.
14082 (*add<mode>3): Likewise.
14083 (sse2_ssadd<mode>3): Likewise.
14084 (sse2_usadd<mode>3): Likewise.
14085 (sub<mode>3): Likewise.
14086 (*sub<mode>3): Likewise.
14087 (sse2_sssub<mode>3): Likewise.
14088 (sse2_ussub<mode>3): Likewise.
14090 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14092 * gthr-single.h: Add in required interface elements as per gthr.h.
14093 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14094 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14095 Generalize UNUSED macro.
14096 (__gthread_once): Add.
14097 (__gthread_key_create): Add.
14098 (__gthread_key_delete): Add.
14099 (__gthread_getspecific): Add.
14100 (__gthread_setspecific): Add.
14102 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14104 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14105 the same size types for the indirect reference on the rhs, then
14108 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14110 * config/i386/i386.md
14111 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14112 one insn template instead of template series.
14113 (*xordi_1_rex64): Ditto.
14114 (*xordi_2_rex64): Ditto.
14116 2008-05-05 Ira Rosen <irar@il.ibm.com>
14118 PR tree-optimization/36119
14119 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14122 2008-06-04 Jan Hubicka <jh@suse.cz>
14124 tree-optimization/36100
14125 * tree-pass.h (pass_O0_always_inline): Declare.
14126 * ipa-inline.c (inline_transform): Remove dead code.
14127 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14128 pass_O0_always_inline): New.
14129 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14131 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14133 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14134 mnemonic in this_param move for TARGET_64BIT.
14136 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14138 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14139 (*strmovsi_rex_1): Ditto.
14140 (*strsetsi_1): Ditto.
14141 (*strsetsi_rex_1): Ditto.
14143 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14144 adddicc expanders using SWI mode iterator.
14146 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14149 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14152 2008-05-04 David S. Miller <davem@davemloft.net>
14154 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14155 (sparc*-*-linux*): Use linux.h in tm_file.
14156 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14157 compiler defaulting to 32-bit.
14158 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14160 * config/sparc/linux.h: Remove definitions now obtained
14161 properly from linux.h
14162 * config/sparc/linux64.h: Likewise.
14163 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14164 don't want this setting for 32-bit builds in a biarch compiler.
14165 * doc/install.texi: Add sparc-linux to list of targets
14166 supporting --enable-targets=all.
14168 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14170 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14172 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14174 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14175 after V4SI_FTYPE_V8HI.
14176 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14177 case V4SI_FTYPE_V2DF.
14179 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14181 * doc/invoke.texi (max-flow-memory-locations): Removed.
14182 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14184 2008-05-03 Richard Guenther <rguenther@suse.de>
14186 PR middle-end/34973
14187 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14189 2008-05-02 David S. Miller <davem@davemloft.net>
14191 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14193 2008-05-02 Simon Baldwin <simonb@google.com>
14196 * c-common.h (warn_array_subscript_range): Removed.
14197 * c-common.c (warn_array_subscript_range): Ditto.
14198 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14199 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14201 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14203 * config/i386/i386.c (ix86_special_builtin_type): New.
14204 (bdesc_special_args): Likewise.
14205 (ix86_expand_special_args_builtin): Likewise.
14206 (ix86_init_mmx_sse_builtins): Updated.
14207 (ix86_expand_builtin): Updated.
14208 (ix86_expand_store_builtin): Removed.
14209 (ix86_expand_unop_builtin): Likewise.
14211 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14212 * config/i386/mmintrin.h (__v2sf): Here.
14214 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14216 (_mm_loadl_pi): Likewise.
14217 (_mm_storeh_pi): Replace __v2si with __v2sf.
14218 (_mm_storel_pi): Likewise.
14220 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14221 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14222 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14223 __builtin_ia32_loadlpd.
14225 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14227 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14228 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14229 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14230 (ix86_init_mmx_sse_builtins): Updated.
14231 (ix86_expand_args_builtin): Likewise.
14232 (ix86_expand_builtin): Likewise.
14233 (ix86_expand_unop1_builtin): Renamed to ...
14234 (ix86_expand_unop_vec_merge_builtin): This.
14236 2008-05-01 Jan Hubicka <jh@suse.cz>
14239 * ipa-inline.c (inline_generate_summary): Make static.
14240 (inline_transform): Do not call inlining at -O0; make static.
14241 * passes.c (execute_todo): Add sanity check.
14242 (execute_one_ipa_transform_pass): Execute proper flags.
14244 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14246 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14247 (DECL_NONADDRESSABLE_P): Likewise.
14248 * alias.c (record_component_aliases): Fix comment.
14250 2008-05-01 Simon Baldwin <simonb@google.com>
14252 * c-common.h (warn_array_subscript_range): New function.
14253 * c-common.c (warn_array_subscript_range): Ditto.
14254 * tree-vrp.c (check_array_ref): Corrected code to agree with
14255 comment, ignoring only arrays of size 0 or size 1.
14256 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14258 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14260 * config/i386/i386.c (ix86_builtin_type): Replace
14261 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14262 (bdesc_args): Updated.
14263 (ix86_init_mmx_sse_builtins): Likewise.
14264 (ix86_expand_args_builtin): Likewise.
14266 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14269 * doc/extend.texi: Correct __builtin_ia32_palignr.
14271 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14274 * config/i386/i386.c (bdesc_crc32): Removed.
14275 (ix86_expand_crc32): Likewise.
14276 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14277 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14278 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14279 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14280 UINT_FTYPE_UINT_UCHAR.
14281 (bdesc_args): Updated. Add crc32 builtins.
14282 (ix86_init_mmx_sse_builtins): Updated.
14283 (ix86_expand_args_builtin): Updated to support subreg.
14285 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14287 2008-05-01 Jan Hubicka <jh@suse.cz>
14289 * tree-pass.h (opt_pass): Add IPA_PASS.
14290 (varpool_node, cgraph_node): Forward declare.
14291 (ipa_opt_pass): Define.
14292 (pass_ipa_inline): Turn into ipa_opt_pass.
14293 (pass_apply_inline): Remove.
14294 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14295 (apply_inline): Turn into ....
14296 (inline_transform): ... this one.
14297 (inline_generate_summary): New function.
14298 (pass_apply_inline): Remove.
14299 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14301 (struct function): Add ipa_transforms_to_apply.
14302 * passes.c (register_one_dump_file): Work on IPA_PASS.
14303 (init_optimization_passes): Remove pass_inline_parameters and
14305 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14306 (execute_one_pass) ... here; apply transforms when possible.
14307 (add_ipa_transform_pass, execute_ipa_summary_asses,
14308 execute_one_ipa_transform_pass): New.
14309 (execute_ipa_pass_list): Update for IPA_PASS type.
14311 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14313 * config/i386/i386.c (ix86_builtin_type): Add
14314 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14315 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14316 (bdesc_args): Add SSE4a builtins.
14317 (ix86_init_mmx_sse_builtins): Updated.
14318 (ix86_expand_args_builtin): Likewise.
14319 (ix86_expand_builtin): Likewise.
14321 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14323 * config/i386/i386.c (ix86_builtin_type): Add
14324 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14325 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14326 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14327 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14328 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14329 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14330 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14331 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14332 and DI_FTYPE_DI_DI_INT.
14333 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14334 (ix86_init_mmx_sse_builtins): Updated.
14335 (ix86_expand_args_builtin): Likewise.
14336 (ix86_expand_builtin): Likewise.
14337 (ix86_expand_binop_imm_builtin): Removed.
14339 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14341 2008-04-30 Richard Guenther <rguenther@suse.de>
14343 PR tree-optimization/32921
14344 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14346 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14348 * config/arm/arm.c (arm_unwind_emit): Use
14349 crtl->all_throwers_are_sibcalls instead of
14350 cfun->all_throwers_are_sibcalls.
14351 (arm_output_fn_unwind): Likewise.
14352 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14353 instead of cfun->uses_pic_offset_table.
14354 (frv_expand_prologue): Likewise.
14355 (frv_frame_pointer_required): Likewise.
14356 (frv_expand_fdpic_call): Likewise.
14357 (frv_emit_movsi): Likewise.
14358 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14359 cfun->returns_pcc_struct instead of
14360 current_function_returns_pcc_struct.
14361 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14362 instead of cfun->calls_eh_return.
14363 (m32c_pushm_popm): Likewise.
14364 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14365 "extern" declaration.
14367 2008-04-30 Richard Guenther <rguenther@suse.de>
14369 PR tree-optimization/21636
14370 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14372 (evaluate_stmt): Print the likely value.
14373 (ccp_visit_stmt): Avoid excessive vertical spacing.
14375 2008-04-30 Rafael Espíndola <espindola@google.com>
14377 * builtins.c (fold_call_expr): Return realret.
14378 * tree-ssa-threadedge.c
14379 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14380 __builtin_object_size.
14382 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14384 * gcc.c (wrapper_string): New variable.
14385 (insert_wrapper): New function.
14386 (execute): New option -wrapper.
14387 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14389 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14391 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14392 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14393 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14395 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14396 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14397 config/rs6000/e500crtres64gprctr.asm,
14398 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14399 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14400 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14401 config/rs6000/e500crtsav64gprctr.asm,
14402 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14403 config/rs6000/e500crtsavg64gprctr.asm: New files.
14404 * config/rs6000/t-ppccomm: Add build rules for new files.
14405 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14406 * config/rs6000/t-netbsd: Add build rules for new files.
14407 (LIB2FUNCS_STATIC_EXTRA): New variable.
14408 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14409 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14410 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14412 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14414 * config/i386/i386.c (ix86_builtin_type): Add
14415 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14416 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14417 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14418 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14419 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14420 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14421 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14422 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14423 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14424 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14425 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14426 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14427 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14428 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14429 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14430 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14431 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14432 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14433 V1DI_FTYPE_V2SI_V2SI.
14434 (bdesc_2arg): Moved to ...
14435 (bdesc_args): Here.
14436 (ix86_init_mmx_sse_builtins): Updated.
14437 (ix86_expand_args_builtin): Updated. Take a pointer
14438 to const struct builtin_description. Handle comparison
14440 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14441 (ix86_expand_builtin): Updated.
14443 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14444 (ssse3_pmaddubsw128): This.
14445 (ssse3_pmaddubswv4hi3): Renamed to ...
14446 (ssse3_pmaddubsw): This.
14448 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14449 (__builtin_ia32_packssdw128): Likewise.
14450 (__builtin_ia32_packuswb128): Likewise.
14451 (__builtin_ia32_pmaddubsw): Likewise.
14452 (__builtin_ia32_pmaddubsw128): Likewise.
14454 2008-04-30 Richard Guenther <rguenther@suse.de>
14456 PR tree-optimization/14847
14457 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14458 (recognize_bits_test): Use it.
14459 (recognize_single_bit_test): Likewise.
14461 2008-04-30 Martin Jambor <mjambor@suse.cz>
14463 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14464 instead of setting number of formal parameters to zero.
14465 (ipcp_init_stage): Do not set the number of actual parameters to zero
14467 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14468 which are called with variable number of arguments.
14469 (ipcp_insert_stage): Explicitely skipping all nodes which are
14470 called with variable number of arguments.
14471 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14472 number of parameters.
14474 * ipa-prop.h (struct ipa_node_params): Added flag
14475 called_with_var_arguments
14476 (ipa_set_param_count): Added. Changed sole setter to use it.
14477 (ipa_get_param_count): Added. All readers of param_count
14478 converted to use it instead.
14479 (ipa_set_called_with_variable_arg): Added.
14480 (ipa_is_called_with_var_arguments): Added.
14481 (ipa_get_ith_param): Added. All readers of param_decls converted
14483 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14485 (ipa_get_cs_argument_count): Added, all readers of argument_count
14487 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14490 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14491 (struct ipcp_lattice): Renamed cval_type to type
14492 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14494 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14495 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14496 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14497 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14498 (build_const_val): Changed the type of parameter cvalue to tree
14499 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14500 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14502 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14505 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14506 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14507 (ipa_add_method): Renamed to ipa_push_func_to_list
14508 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14509 (ipa_callsite_param_count): Removed.
14510 (ipa_callsite_param_count_set): Removed.
14511 (ipa_callsite_param): Removed.
14512 (ipa_callsite_callee): Removed.
14513 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14514 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14515 (ipa_method_formal_count): Removed.
14516 (ipa_method_formal_count_set): Removed.
14517 (ipa_method_get_tree): Removed.
14518 (ipa_method_tree_map_create): Removed.
14519 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14520 (ipa_create_param_decls_array): Creates the array itself
14521 (ipa_create_param_decls_array): Temporary variable info instead of
14522 a few dereferences.
14523 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14524 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14525 (get_type): Removed.
14526 (ipa_jf_get_info_type): Removed.
14527 (ipa_node_create): Renamed to ipa_create_node_params
14528 (ipa_free): Renamed to ipa_free_all_node_params
14529 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14530 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14531 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14532 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14533 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14534 ipa_free_all_edge_args
14535 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14536 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14537 (ipa_create_methodlist_node): Removed.
14538 (ipa_methodlist_method): Removed.
14539 (ipa_methodlist_method_set): Removed.
14540 (ipa_methodlist_next_method): Removed.
14541 (ipa_methodlist_next_method_set): Removed.
14542 (ipa_method_is_modified): Removed.
14543 (ipa_method_modify_create): Removed.
14544 (ipa_method_modify_init): Temporary variable info instead of a few
14546 (ipa_detect_param_modifications): Temporary variable info instead of
14547 a few dereferences.
14548 (ipa_compute_jump_functions): Temporary variable info instead of
14549 a few dereferences.
14550 (ipa_method_modify_set): Removed.
14551 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14552 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14553 than craph_node as the first parameter.
14554 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14555 (ipa_method_modify_init): Removed.
14556 (ipa_compute_jump_functions): Added a temp variable instead of
14557 repeatadly dereferencing the cgraph_edge.aux pointer
14558 (ipa_callsite_param_set_type): Removed.
14559 (ipa_compute_jump_functions): i renamed to index and moved to
14561 (ipa_callsite_param_set_info_type_formal): Removed.
14562 (ipa_callsite_param_set_info_type): Removed.
14563 (ipa_callsite_param_map_create): Removed.
14564 (ipa_callsite_tree): Removed.
14565 (ipa_callsite_caller): Removed.
14566 (ipa_pop_func_from_list): return_method removed to return_func
14568 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14569 prefixed all values with IPA_. Changed all users.
14570 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14571 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14572 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14573 (union parameter_info): Renamed to jump_func_value.
14574 (union jump_func_value): Renamed value to constant
14575 (struct ipa_jump_func): Renamed info_type to value
14576 (struct ipa_node): Renamed to ipa_node_params
14577 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14578 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14579 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14580 (struct ipa_edge): Renamed to ipa_edge_args
14581 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14582 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14583 (struct ipa_methodlist): Renamed to ipa_func_list
14584 (struct ipa_func_list): method_p renamed to node, next_method
14586 (ipa_methodlist_p): Removed, switched all users to struct pointer
14587 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14589 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14591 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14592 (rs6000_emit_epilogue): Use backchain to restore only when we
14593 have a large frame. Make use of frame pointer to restore if we
14594 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14596 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14598 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14599 Add mode to zero_extract.
14600 (sign bit tests peepholes): (Ditto.).
14602 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14604 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14605 Instructions in comments with SSE3.
14606 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14607 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14608 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14609 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14610 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14611 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14612 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14613 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14614 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14615 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14616 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14617 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14618 (bdesc_sse_args): Renamed to ...
14619 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14620 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14621 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14622 IX86_BUILTIN_FABSQ.
14623 (bdesc_1arg): Moved to ...
14624 (bdesc_args): Here.
14625 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14626 Instructions in comments with SSE3.
14627 (ix86_expand_sse_operands_builtin): Renamed to ...
14628 (ix86_expand_args_builtin): This. Updated.
14629 (ix86_expand_unop1_builtin): Update comments.
14630 (ix86_expand_builtin): Updated.
14632 2008-04-29 Richard Guenther <rguenther@suse.de>
14634 PR tree-optimization/36078
14635 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14636 Update virtual SSA form after cleaning up the CFG.
14638 2008-04-29 Richard Guenther <rguenther@suse.de>
14640 PR middle-end/15255
14641 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14643 2008-04-29 Richard Guenther <rguenther@suse.de>
14645 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14646 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14647 (compute_flow_insensitive_aliasing): Do not treat
14648 PTR_IS_REF_ALL pointers special.
14649 (get_smt_for): Likewise.
14650 (may_alias_p): Re-structure.
14651 (is_escape_site): A ref-all pointer conversion is not an escape site.
14652 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14653 PTR_IS_REF_ALL pointers special.
14654 * tree-ssa-structalias.h (struct alias_info): Remove
14655 ref_all_symbol_mem_tag field.
14656 (PTR_IS_REF_ALL): Remove.
14658 2008-04-29 Richard Guenther <rguenther@suse.de>
14660 PR middle-end/36077
14661 * fold-const.c (extract_muldiv_1): In combining division constants
14662 make sure to never overflow.
14664 2008-04-29 Nick Clifton <nickc@redhat.com>
14666 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14668 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14671 * optc-gen.awk: Work around HP-UX/IA awk bug.
14673 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14675 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14678 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14681 * config/i386/i386.md
14682 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14683 Change operand 1 predicate to nonimmediate_operand.
14685 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14688 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14690 * gengtype.c (walk_type, write_func_for_structure): Handle
14692 * doc/gty.texi: Document chain_circular.
14694 2008-04-28 Richard Guenther <rguenther@suse.de>
14696 PR tree-optimization/36066
14697 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14700 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14703 * config/i386/i386.md
14704 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14705 Use match_scratch instead of match_operand for operands 3 and 4.
14707 2008-04-27 Richard Guenther <rguenther@suse.de>
14709 PR tree-optimization/18754
14710 PR tree-optimization/34223
14711 * tree-pass.h (pass_complete_unrolli): Declare.
14712 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14713 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14714 Rewrite loop into loop closed SSA form if it is not already.
14715 (tree_unroll_loops_completely): Re-structure to iterate over
14716 innermost loops with intermediate CFG cleanups.
14717 Unroll outermost loops only if requested or the code does not grow
14719 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14720 loops are available.
14721 (tree_vectorize): Instead do so here.
14722 (tree_complete_unroll): Also unroll outermost loops.
14723 (tree_complete_unroll_inner): New function.
14724 (gate_tree_complete_unroll_inner): Likewise.
14725 (pass_complete_unrolli): New pass.
14726 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14727 uses outside of the loop.
14728 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14729 form if it is available.
14730 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14731 * passes.c (init_optimization_passes): Schedule complete inner
14732 loop unrolling pass before the first CCP pass after final inlining.
14734 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14736 * targhooks.h (default_emutls_var_fields,
14737 default_emutls_var_init): Declare.
14738 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14739 * target.h (struct gcc_target): Add struct emutls member.
14740 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14741 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14742 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14743 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14744 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14745 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14746 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14747 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14748 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14749 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14750 emit debug information.
14751 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14752 * varasm.c: Include targhooks.h.
14753 (emutls_object_section, emutls_tmpl_section): New.
14754 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14755 (EMUTLS_SEPARATOR): New.
14756 (prefix_name): New.
14757 (get_emutls_object_name): New.
14758 (default_emutls_var_fields): New, broken out of ...
14759 (get_emutls_object_type): ... here. Adjust to use target hooks.
14760 (get_emutls_init_templ_addr): Adjust to use target hooks.
14761 (emutls_decl): Adjust to use target hooks.
14762 (emutls_finish): Likewise.
14763 (default_emutls_var_init): New, broken out of ...
14764 (assemble_variable): ... here. Adjust to use target hooks.
14765 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14766 SECCAT_EMUTLS_TMPL.
14767 * c-common.c (handle_section_attribute): Prevent overriding
14768 sections for emulated tls with special sections.
14769 * config/i386/i386.c (x86_64_elf_select_section): Add
14770 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14771 (x86_64_elf_unique_section): Likewise.
14772 * config/vxworks.c: Include tree.h.
14773 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14774 (vxworks_override_options): Set TLS scheme.
14775 * doc/tm.texi (Emulated TLS): New node.
14777 2008-04-26 Simon Baldwin <simonb@google.com>
14780 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14781 with propagated string constants.
14783 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14785 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14786 constraint for operand 2 when operand 0 is memory operand.
14787 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14788 operand 0 is memory operand.
14789 (fix_trunc<mode>_i387_with_temp): Ditto.
14790 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14791 operand 2 when operand 1 is memory operand.
14792 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14793 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14794 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14795 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14796 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14797 operands 2,3 and 4 when operand 1 is memory operand.
14798 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14800 (fistdi2_floor_with_temp): Ditto.
14801 (fist<mode>2_floor_with_temp): Ditto.
14802 (fistdi2_ceil_with_temp): Ditto.
14803 (fist<mode>2_ceil_with_temp): Ditto.
14804 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14806 2008-04-26 David Daney <ddaney@avtrex.com>
14808 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14810 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14811 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14812 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14813 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14814 (compare_and_swap_12): New insn.
14815 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14816 * config/mips/mips.c (mips_force_binary): New function.
14817 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14818 (mips_expand_compare_and_swap_12): New function.
14819 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14821 2008-04-25 Jan Hubicka <jh@suse.cz>
14824 * cfgexpand.c (pass_expand): Turn into RTL pass.
14825 * passes.c (execute_one_pass): Do pass typechecking after execution.
14826 * tree-pass.h (pass_expand): Turn into RTL pass.
14828 * function.h (struct rtl_data): Move here fields
14829 accesses_prior_frames, calls_eh_return, saves_all_registers,
14830 has_nonlocal_goto, has_asm_statement, is_thunk,
14831 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14832 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14833 arg_pointer_save_area_init from struct function; turn into bool.
14834 (struct function): Move
14835 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14836 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14837 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14838 tail_call_emit, arg_pointer_save_area_init
14839 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14840 (current_function_returns_struct, current_function_returns_pcc_struct,
14841 current_function_calls_setjmp, current_function_calls_alloca,
14842 current_function_accesses_prior_frames,
14843 current_function_calls_eh_return, current_function_is_thunk,
14844 current_function_stdarg, current_function_profile,
14845 current_function_limit_stack, current_function_uses_pic_offset_table,
14846 current_function_uses_const_pool, current_function_has_nonlocal_label,
14847 current_function_saves_all_registers,
14848 current_function_has_nonlocal_goto,
14849 current_function_has_asm_statement): Remove accesor macros.
14850 * ra-conflict.c (global_conflicts): Update.
14851 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14852 (suitable_for_tail_call_opt_p): Update.
14853 * builtins.c (expand_builtin_return_addr): Update.
14854 (expand_builtin_setjmp_setup): Update.
14855 (expand_builtin_nonlocal_goto): Update.
14856 * final.c (final_start_function): Update.
14857 (profile_function): Update.
14858 (leaf_function_p): Update.
14859 (only_leaf_regs_used): Update.
14860 * df-scan.c (df_get_exit_block_use_set): Update.
14861 * dojump.c (clear_pending_stack_adjust): Update.
14862 * tree-stdarg.c (gate_optimize_stdarg): Update.
14863 * gimple-low.c (lower_function_body): Update.
14864 * global.c (compute_regsets): Update.
14865 (global_alloc): Update.
14866 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14867 * expr.c (expand_assignment): Update.
14868 * dse.c (dse_step0): Update.
14869 (dse_step1): Update.
14870 * c-decl.c (store_parm_decls): Update.
14871 * local-alloc.c (combine_regs): Update.
14872 (find_free_reg): Update.
14873 * function.c (assign_parms_augmented_arg_list): Update.
14874 (assign_parm_find_data_types): Update.
14875 (assign_parms): Update.
14876 (allocate_struct_function): Update.
14877 (expand_function_start): Update.
14878 (expand_function_end): Update.
14879 (get_arg_pointer_save_area): Update.
14880 (thread_prologue_and_epilogue_insns): Update.
14881 (rest_of_match_asm_constraints): Update.
14882 * stor-layout.c (variable_size): Update.
14883 * gcse.c (gcse_main): Update.
14884 (bypass_jumps): Update.
14885 * gimplify.c (gimplify_function_tree): Update.
14886 * calls.c (emit_call_1): Update.
14887 (expand_call): Update.
14888 * bt-load.c (compute_defs_uses_and_gen): Update.
14889 * except.c (sjlj_assign_call_site_values): Update.
14890 (sjlj_emit_function_enter): Update.
14891 (can_throw_external): Update.
14892 (set_nothrow_function_flags): Update.
14893 (expand_builtin_unwind_init): Update.
14894 (expand_eh_return): Update.
14895 (convert_to_eh_region_ranges): Update.
14896 (output_function_exception_table): Update.
14897 * emit-rtl.c (gen_tmp_stack_mem): Update.
14898 * cfgexpand.c (expand_used_vars): Update.
14899 (tree_expand_cfg): Update.
14900 * cfgcleanup.c (rest_of_handle_jump): Update.
14901 * explow.c (allocate_dynamic_stack_space): Update.
14902 * varasm.c (assemble_start_function): Update.
14903 (force_const_mem): Update.
14904 (mark_constant_pool): Update.
14905 * tree-optimize.c (tree_rest_of_compilation): Update.
14906 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14907 * tree-cfg.c (notice_special_calls): Update.
14908 (is_ctrl_altering_stmt): Update.
14909 (tree_can_make_abnormal_goto): Update.
14910 (tree_purge_dead_abnormal_call_edges): Update.
14911 * config/alpha/predicates.md: Update.
14912 * config/alpha/alpha.c (alpha_sa_mask): Update.
14913 (alpha_sa_size): Update.
14914 (alpha_does_function_need_gp): Update.
14915 (alpha_expand_prologue): Update.
14916 (alpha_start_function): Update.
14917 (alpha_output_function_end_prologue): Update.
14918 (alpha_expand_epilogue): Update.
14919 * config/frv/frv.c (frv_stack_info): Update.
14920 (frv_expand_epilogue): Update.
14921 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14922 (s390_register_info): Update.
14923 (s390_frame_info): Update.
14924 (s390_init_frame_layout): Update.
14925 (s390_can_eliminate): Update.
14926 (save_gprs): Update.
14927 * config/spu/spu.c (spu_split_immediate): Update.
14928 (need_to_save_reg): Update.
14929 (spu_expand_prologue): Update.
14930 (spu_expand_epilogue): Update.
14931 * config/sparc/sparc.md: Update.
14932 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14933 (sparc_tls_got): Update.
14934 (legitimize_pic_address): Update.
14935 (sparc_emit_call_insn): Update.
14936 (sparc_expand_prologue): Update.
14937 (output_return): Update.
14938 (print_operand): Update.
14939 (sparc_function_ok_for_sibcall): Update.
14940 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14941 * config/m32r/m32r.md: Update.
14942 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14943 (m32r_compute_frame_size): Update.
14944 (m32r_expand_prologue): Update.
14945 (m32r_expand_epilogue): Update.
14946 (m32r_legitimize_pic_address): Update.
14947 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14948 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14949 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14950 (gen_push): Update.
14951 (ix86_save_reg): Update.
14952 (ix86_compute_frame_layout): Update.
14953 (ix86_expand_prologue): Update.
14954 (ix86_expand_epilogue): Update.
14955 * config/sh/sh.c (output_stack_adjust): Update.
14956 (calc_live_regs): Update.
14957 (sh5_schedule_saves): Update.
14958 (sh_expand_prologue): Update.
14959 (sh_expand_epilogue): Update.
14960 (sh_setup_incoming_varargs): Update.
14961 (sh_allocate_initial_value): Update.
14962 (sh_get_pr_initial_val): Update.
14963 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14964 * config/sh/sh.md (label:): Update.
14965 * config/avr/avr.c (out_movhi_mr_r): Update.
14966 * config/crx/crx.h (enum): Update.
14967 * config/xtensa/xtensa.h (along): Update.
14968 * config/stormy16/stormy16.c Update.
14969 (xstormy16_compute_stack_layout): Update.
14970 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14971 (fr30_expand_prologue): Update.
14972 * config/cris/cris.c (cris_conditional_register_usage): Update.
14973 (cris_reg_saved_in_regsave_area): Update.
14974 (cris_initial_frame_pointer_offset): Update.
14975 (cris_simple_epilogue): Update.
14976 (cris_expand_prologue): Update.
14977 (cris_expand_epilogue): Update.
14978 (cris_expand_pic_call_address): Update.
14979 (cris_asm_output_symbol_ref): Update.
14980 (cris_asm_output_label_ref): Update.
14981 * config/cris/cris.md Update.
14982 * config/iq2000/iq2000.c (compute_frame_size): Update.
14983 (iq2000_expand_epilogue): Update.
14984 * config/mt/mt.h (save_direction): Update.
14985 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14986 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14987 (ia64_secondary_reload_class): Update.
14988 * config/m68k/m68k.c (m68k_save_reg): Update.
14989 (m68k_expand_prologue): Update.
14990 (m68k_expand_epilogue): Update.
14991 (legitimize_pic_address): Update.
14992 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14993 (first_reg_to_save): Update.
14994 (first_altivec_reg_to_save): Update.
14995 (compute_vrsave_mask): Update.
14996 (compute_save_world_info): Update.
14997 (rs6000_stack_info): Update.
14998 (spe_func_has_64bit_regs_p): Update.
14999 (rs6000_ra_ever_killed): Update.
15000 (rs6000_emit_eh_reg_restore): Update.
15001 (rs6000_emit_allocate_stack): Update.
15002 (rs6000_emit_prologue): Update.
15003 (rs6000_emit_epilogue): Update.
15004 (rs6000_output_function_epilogue): Update.
15005 (output_profile_hook): Update.
15006 (rs6000_elf_declare_function_name): Update.
15007 * config/rs6000/rs6000.h (rs6000_args): Update.
15008 * config/rs6000/rs6000.md: Update.
15009 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15010 * config/arc/arc.c (arc_output_function_epilogue): Update.
15011 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15012 * config/darwin.c (machopic_function_base_name): Update.
15013 * config/score/score3.c (score3_compute_frame_size): Update.
15016 (score3_epilogue): Update.
15017 * config/score/score7.c (score7_compute_frame_size): Update.
15018 (score7_prologue): Update.
15019 (score7_epilogue): Update.
15020 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15021 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15022 * config/arm/arm.c (use_return_insn): Update.
15023 (require_pic_register): Update.
15024 (arm_load_pic_register): Update.
15025 (arm_compute_save_reg0_reg12_mask): Update.
15026 (arm_compute_save_reg_mask): Update.
15027 (thumb1_compute_save_reg_mask): Update.
15028 (output_return_instruction): Update.
15029 (arm_output_function_prologue): Update.
15030 (arm_output_epilogue): Update.
15031 (arm_get_frame_offsets): Update.
15032 (arm_expand_prologue): Update.
15033 (thumb_pushpop): Update.
15034 (thumb_exit): Update.
15035 (thumb1_expand_prologue): Update.
15036 (thumb1_expand_epilogue): Update.
15037 (arm_unwind_emit): Update.
15038 (arm_output_fn_unwind): Update.
15039 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15040 * config/arm/arm.md: Update.
15041 * config/pa/pa.md: Update.
15042 * config/pa/pa.c (legitimize_pic_address): Update.
15043 (compute_frame_size): Update.
15044 (hppa_expand_prologue): Update.
15045 (hppa_expand_epilogue): Update.
15046 (borx_reg_operand): Update.
15047 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15048 (HARD_REGNO_RENAME_OK): Update.
15049 * config/mips/mips.c (mips_global_pointer): Update.
15050 (mips_save_reg_p): Update.
15051 (mips_compute_frame_info): Update.
15052 (mips_frame_pointer_required): Update.
15053 (mips_expand_prologue): Update.
15054 (mips_expand_epilogue): Update.
15055 (mips_can_use_return_insn): Update.
15056 (mips_reorg_process_insns): Update.
15057 * config/v850/v850.c (compute_register_save_size): Update.
15058 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15059 * config/mmix/mmix.c (along): Update.
15060 (mmix_expand_epilogue): Update.
15061 * config/bfin/bfin.c (legitimize_pic_address): Update.
15062 (must_save_p): Update.
15063 (stack_frame_needed_p): Update.
15064 (add_to_reg): Update.
15065 (bfin_expand_prologue): Update.
15066 * stmt.c (expand_asm_operands): Update.
15067 * reload1.c (reload): Update.
15068 (init_elim_table): Update.
15070 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15072 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15074 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15076 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15077 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15078 (mov<mode>): Removed.
15079 (*movv4sf_internal): Likewise.
15080 (*movv2df_internal): Likewise.
15082 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15084 * config.gcc (crx-*-elf): Remove deprecation.
15086 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15088 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15089 __gcc_deregister_frame with atexit.
15090 (deregister_frame_dtor): Remove.
15092 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15093 Nathan Sidwell <nathan@codesourcery.com>
15095 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15097 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15098 (rs6000_isel): Likewise.
15099 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15100 (rs6000_isel): New variable.
15101 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15103 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15106 * c-common.c (handle_vector_size_attribute): Call
15107 lang_hooks.types.reconstruct_complex_type instead of
15108 reconstruct_complex_type.
15109 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15110 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15111 * langhooks.h (struct lang_hooks_for_types): Add
15112 reconstruct_complex_type hook.
15113 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15114 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15116 2008-04-24 Richard Guenther <rguenther@suse.de>
15118 * c-common.h (check_builtin_function_arguments): Declare.
15119 * c-common.c (validate_nargs): New function.
15120 (check_builtin_function_arguments): Likewise.
15121 * c-typeck.c (build_function_call): Call
15122 check_builtin_function_arguments.
15123 * builtins.c (fold_builtin_classify): Remove error reporting code.
15124 (fold_builtin_unordered_cmp): Likewise.
15125 (fold_builtin_1): Likewise.
15126 (fold_builtin_n): Likewise.
15128 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15130 PR tree-optimization/36008
15131 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15132 the original op1, rather than delta by step.
15134 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15135 Sebastian Pop <sebastian.pop@amd.com>
15137 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15138 eliminate_local_variables_stmt, eliminate_local_variables,
15139 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15140 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15141 of code delimited by two edges in the CFG.
15142 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15143 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15144 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15145 the case of parallelisation of reductions.
15146 (expr_invariant_in_region_p): New.
15148 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15149 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15151 2008-04-24 Ira Rosen <irar@il.ibm.com>
15152 Richard Guenther <rguenther@suse.de>
15154 PR tree-optimization/36034
15155 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15156 incapable of dealing with loads with gaps.
15158 2008-04-24 Rafael Espíndola <espindola@google.com>
15160 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15161 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15162 vrp_evaluate_conditional.
15163 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15164 (vrp_evaluate_conditional): Split the cond argument.
15165 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15166 (simplify_stmt_for_jump_threading): Update call to
15167 vrp_evaluate_conditional.
15169 2008-04-24 Ira Rosen <irar@il.ibm.com>
15171 PR tree-optimization/35982
15172 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15173 interleaved data-refs are of the same type.
15175 2008-04-24 Danny Smith <dannysmith@users.net>
15177 * c-format.c (check_format_info_main): Use strncmp rather than a
15178 magic prefix to handle multichar length specs.
15179 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15180 Don't prefix "I64" and "I32" with '\0'.
15182 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15185 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15186 in registers for -m32 only if stdarg_p (fntype).
15188 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15190 PR rtl-optimization/36006
15191 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15192 temp to op0 in order to avoid invalid rtx sharing.
15194 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15196 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15197 check TREE_INVARIANT.
15198 * tree-gimple.c (is_gimple_address): New.
15199 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15200 * tree-gimple.h (is_gimple_address): New.
15201 * tree.h (decl_address_invariant_p): New.
15202 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15203 (build_string): Likewise.
15204 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15205 (tree_invariant_p_1): Likewise.
15206 (save_expr): Use it.
15207 (tree_invariant_p): New.
15208 (skip_simple_arithmetic): Use it.
15209 (stabilize_reference_1): Use it.
15210 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15212 (build1_stat): Drop code to compute TREE_INVARIANT.
15213 (build2_stat): Drop code to compute TREE_INVARIANT.
15214 (build3_stat): Drop code to compute TREE_INVARIANT.
15215 (build4_stat): Drop code to compute TREE_INVARIANT.
15216 (build5_stat): Drop code to compute TREE_INVARIANT.
15217 (build7_stat): Drop code to compute TREE_INVARIANT.
15218 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15219 * tree.h (struct tree_base): Remove invariant_flag.
15220 (TREE_INVARIANT): Remove.
15221 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15222 (fold_builtin_expect): Check TREE_CONSTANT.
15223 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15224 * c-tree.h (c_expr_to_decl): Drop third parameter.
15225 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15226 (build_c_cast): Don't set TREE_INVARIANT.
15227 (pop_init_level): Don't set TREE_INVARIANT.
15228 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15229 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15231 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15232 (gimplify_addr_expr): Adjust comment.
15233 * tree-mudflap.c (mf_build_string):
15234 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15235 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15236 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15237 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15238 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15239 * langhooks.h (struct lang_hooks): Drop third parameter from
15242 2008-04-23 Richard Guenther <rguenther@suse.de>
15244 PR tree-optimization/27799
15245 PR tree-optimization/32921
15246 PR tree-optimization/32624
15247 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15248 SMTs aliases and the tag itself into the solution.
15249 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15250 merge the points-to solution back into the SMT aliases.
15251 (may_alias_p): Use alias_set_subset_of instead of
15252 aliases_conflict_p. A pointer which points to
15253 memory with alias set zero may access any variable.
15255 2008-04-23 Richard Guenther <rguenther@suse.de>
15257 * alias.c (alias_set_subset_of): Correctly handle asking
15258 if zero is a subset of an alias set with zero child.
15259 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15260 (compute_flow_insensitive_aliasing): Correctly walk all
15261 pointers. Do not unnecessarily union sets.
15263 2008-04-23 Richard Guenther <rguenther@suse.de>
15265 PR middle-end/36021
15266 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15268 2008-04-22 Tomas Bily <tbily@suse.cz>
15270 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15272 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15274 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15275 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15276 * tree-inline.c (estimate_num_insns_1): Likewise.
15277 * varasm.c (const_hash_1, compare_constant, copy_constant)
15278 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15279 * emit-rtl.c (component_ref_for_mem_expr)
15280 (set_mem_attributes_minus_bitpos): Likewise.
15281 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15282 (is_aligning_offset): Likewise.
15283 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15284 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15285 * dojump.c (do_jump): Likewise.
15286 * builtins.c (get_pointer_alignment, get_memory_rtx)
15287 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15288 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15290 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15292 PR rtl-optimization/36017
15293 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15294 expanding the library call.
15296 2008-04-22 Ian Lance Taylor <iant@google.com>
15298 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15299 than size_in_bytes.
15301 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15303 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15304 of LR/CTR moves for Power6.
15306 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15308 PR middle-end/36003
15309 * passes.c (init_optimization_passes): Remove
15310 pass_fast_rtl_byte_dce.
15312 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15315 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15316 builtin functions to generate faster code.
15317 (_mm_cvtpu16_ps): Ditto.
15318 (_mm_cvtpi32x2_ps): Ditto.
15320 2008-04-22 Nick Clifton <nickc@redhat.com>
15322 * common.opt (ftree-loop-distribution): Add Optimization
15325 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15326 (frv_expand_builtin_va_start): Likewise.
15328 * config/arm/arm.c (thumb_find_work_register): Fix location of
15329 argument register count.
15331 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15333 Support scheduling for ColdFire V1 and V3 microarchitecture.
15334 Improve scheduling of multiplication instructions.
15336 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15337 (mac): New instruction attribute.
15338 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15339 (m68k_sched_mac): New variable.
15340 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15341 Handle cfv1 and cfv3.
15342 (max_insn_size): New static variable.
15343 (struct _sched_ib): New type.
15344 (sched_ib): New static variable.
15345 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15346 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15347 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15349 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15350 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15351 new variables. Update.
15352 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15353 Add modeling of cfv3 instruction buffer. Update.
15354 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15355 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15356 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15357 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15358 a particular reservation applies to.
15359 (type2): Reorganize attribute values. Rename alu to alu_reg,
15360 alu_l to alu, move_l to omove. Join move to alu. Split mul
15361 to mul_l and mul_w.
15362 (cf_ib_*): Simplify description of instruction buffer.
15363 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15364 (cf_mem): Split into cf_mem1 and cf_mem2.
15365 (cf_v2_move_??): Rename to cfv12_alu_??.
15366 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15367 (cf_v2_mul_??): Remove reservations.
15368 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15369 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15370 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15372 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15373 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15374 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15375 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15376 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15377 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15378 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15379 expansions of the above reservations for instructions of sizes
15382 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15384 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15386 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15388 * coverage.c: Include tree-pass.h.
15389 (coverage_counter_alloc): Print da_file_name to the dump file.
15391 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15393 * sbitmap.c (sbitmap_range_empty_p): New function.
15394 * sbitmap.h (sbitmap_range_empty_p): New function.
15395 * bitmap.h: Now includes obstack.h.
15397 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15398 Kenneth Zadeck <zadeck@naturalbridge.com>
15400 * dbgcnt.def (ra_byte_scan): Added.
15401 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15402 when the last hit happens for a counter.
15403 * timevar.def (TV_DF_BYTE_LR): New variable.
15404 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15405 * passes.c (pass_fast_rtl_byte_dce): New pass.
15406 * fwprop.c (update_df): Added mode to call df_ref_create.
15407 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15408 DF_REF_EXTRACT_OFFSET.
15409 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15410 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15412 (df_ref_extract): Added mode field.
15413 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15414 DF_REF_EXTRACT_OFFSET.
15415 (DF_REF_EXTRACT_MODE): New macro.
15416 (df_byte_lr_bb_info): New structure.
15417 (df_print_byte_regset, df_compute_accessed_bytes,
15418 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15419 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15420 df_byte_lr_simulate_uses,
15421 df_byte_lr_simulate_artificial_refs_at_top,
15422 df_byte_lr_simulate_artificial_refs_at_end,
15423 df_compute_accessed_bytes): New function.
15424 (df_ref_create): Add parameter.
15425 (df_byte_lr_get_bb_info): New inline function.
15426 * df-scan.c (df_ref_record, df_uses_record,
15427 df_ref_create_structure): Added mode parameter.
15428 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15429 df_defs_record, df_uses_record, df_get_conditional_uses,
15430 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15431 df_entry_block_defs_collect, df_exit_block_uses_collect):
15432 Added mode parameter to calls to df_ref_record, df_uses_record,
15433 df_ref_create_structure.
15434 (df_ref_equal_p, df_ref_compare): Added test for modes.
15435 (df_ref_create_structure): Added code to set mode. Renamed
15436 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15437 DF_REF_EXTRACT_OFFSET.
15438 * df-core.c (df_print_byte_regset): New function.
15439 * df-byte-scan.c: New file.
15440 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15441 calls to BITMAP_FREE.
15442 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15443 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15444 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15445 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15446 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15447 df_byte_lr_local_compute, df_byte_lr_init,
15448 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15449 df_byte_lr_transfer_function, df_byte_lr_free,
15450 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15451 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15452 df_byte_lr_simulate_uses,
15453 df_byte_lr_simulate_artificial_refs_at_top,
15454 df_byte_lr_simulate_artificial_refs_at_end): New function.
15455 * dce.c (byte_dce_process_block): New function.
15456 (dce_process_block): au is now passed in rather than computed
15457 locally. Changed loops that look at artificial defs to not look
15458 for conditional or partial ones, because there never are any.
15459 (fast_dce): Now is able to drive byte_dce_process_block or
15460 dce_process_block depending on the kind of dce being done.
15461 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15462 (rest_of_handle_fast_byte_dce): New function.
15463 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15464 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15466 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15469 * gcc.h: Added fortran options that take arguments to
15470 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15473 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15475 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15476 scalarization if on the LHS and not a full access.
15478 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15480 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15482 2008-04-18 Rafael Espíndola <espindola@google.com>
15484 * tree-vrp.c (find_case_label_index): Fix the binary search.
15485 (find_case_label_range): New.
15486 (vrp_visit_switch_stmt): Use find_case_label_range.
15487 (simplify_switch_using_ranges): Use find_case_label_range.
15489 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15491 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15492 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15494 2008-04-18 Tom Tromey <tromey@redhat.com>
15497 * doc/cpp.texi (Implementation-defined behavior): Mention
15500 2008-04-18 Ian Lance Taylor <iant@google.com>
15502 * fold-const.c (pointer_may_wrap_p): New static function.
15503 (fold_comparison): Add another test for pointer overflow. Use
15504 pointer_may_wrap_p to disable some false positives.
15506 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15508 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15509 (fname_as_string): Match updated cpp_interpret_string prototype.
15510 (fix_string_type): Support char16_t* and char32_t*.
15511 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15512 derivative) nodes. Register as builtin if C++0x.
15513 (c_parse_error): Support CPP_CHAR{16,32}.
15514 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15515 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15516 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15517 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15518 CTI_CHAR32_ARRAY_TYPE>: New elements.
15519 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15520 char32_type_node, signed_char32_type_node, char16_array_type_node,
15521 char32_array_type_node): New defines.
15522 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15523 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15524 (lex_string): Support CPP_STRING{16,32}, match updated
15525 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15526 (lex_charconst): Support CPP_CHAR{16,32}.
15527 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15528 and CPP_STRING{16,32}.
15530 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15533 * aclocal.m4: Regenerate.
15534 * configure: Regenerate.
15536 2008-04-18 Jan Hubicka <jh@suse.cz>
15538 * except.c (dw2_size_of_call_site_table,
15539 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15541 * cgraphbuild.c (build_cgraph_edges): Update.
15542 * tree-pass.h: Update comment.
15543 * final.c (leaf_function_p): Update.
15544 (leaf_renumber_regs): Update.
15545 (rest_of_clean_state): Update.
15546 * omp-low.c (expand_omp_parallel): Update.
15547 * ipa-reference.c (analyze_function): Update.
15548 * reorg.c (find_end_label): Update.
15549 (optimize_skip): Update.
15550 (fill_simple_delay_slots): Update.
15551 (fill_simple_delay_slots): Update.
15552 (make_return_insns): Update.
15553 (dbr_schedule): Update.
15554 * gimple-low.c (record_vars_into): Update.
15555 * cfgbuild.c (make_edges): Update.
15556 * function.c (assign_stack_local): Update.
15557 (assign_parm_adjust_stack_rtl): Update.
15558 (locate_and_pad_parm): Update.
15559 (allocate_struct_function): Do not initialize stack_alignment_needed
15560 and preferred_stack_boundary here.
15561 (stack_protect_prologue): Update.
15562 (stack_protect_epilogue): Update.
15563 (expand_function_start): Initialize stack_alignment_needed,
15564 preferred_stack_boundary and max_jumptable_ents.
15565 (expand_function_end): Update.
15566 (free_after_compilation): Do not NULLify epilogue_delay_list.
15567 * function.h (struct rtl_data): Add stack_protect_guard,
15568 stack_alignment_needed,
15569 preferred_stack_boundary, epilogue_delay_list.
15570 (struct function): Remove value_histograms, stack_alignment_needed,
15571 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15573 unexpanded_var_list, stack_protect_guard.
15574 (current_function_epilogue_delay_list): Remove.
15575 * ipa-type-escape.c (analyze_function): Update.
15576 * gimplify.c (pop_gimplify_context): Update comment.
15577 * calls.c (expand_call): Update.
15578 (emit_library_call_value_1): Update.
15579 * except.c (set_nothrow_function_flags): Update.
15580 * cfgexpand.c (get_decl_align_unit): Update.
15581 (create_stack_guard): Update.
15582 (estimated_stack_frame_size): Update.
15583 (expand_used_vars): Update.
15584 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15585 * explow.c (allocate_dynamic_stack_space): Update.
15586 * tree-ssa-live.c (remove_unused_locals): Update.
15587 * varasm.c (mark_constant_pool): Update.
15588 * tree-inline.c (remap_decls): Update.
15589 (initialize_cfun): Update.
15590 (declare_return_variable): Update.
15591 (inline_forbidden_p): Update.
15592 (expand_call_inline): Update.
15593 (declare_inline_vars): Update.
15594 (tree_function_versioning): Update.
15595 * tree-flow.h (value_histograms): New.
15596 (VALUE_HISTOGRAMS): New macro.
15597 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15599 * tree-cfg.c (set_bb_for_stmt): Update.
15600 (replace_by_duplicate_decl): Update.
15601 (move_block_to_fn): Update.
15602 (new_label_mapper): Update.
15603 (dump_function_to_file): Update.
15604 * ipa-struct-reorg.c (build_data_structure): Update.
15605 * cfgrtl.c (print_rtl_with_bb): Update.
15606 * reload1.c (reload): Update.
15608 * config/i386/i386.c (setup_incoming_varargs_64,
15609 ix86_compute_frame_layout): Update.
15610 * config/arc/arc.c (arc_output_function_epilogue): Update.
15612 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15614 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15615 for FreeBSD as well.
15616 * gthr-posix95.h: Likewise.
15618 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15620 PR rtl-optimization/35838
15621 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15622 out the byte offset of the first subreg.
15624 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15626 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15627 to split_ti instead of three separate calls with single member arrays.
15628 (subti3 splitter): Ditto.
15629 (adddi3 splitter): Ditto with split_di.
15630 (subdi3 splitter): Ditto.
15631 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15632 two separate calls with single member arrays. Swap match_dup
15633 operands 1 and 2 to better fit into the array.
15634 (negdi2 splitter): Ditto with split_di.
15635 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15636 two separate calls with single member arrays. Swap match_dup operands
15637 6 and 7 to better fit into the array.
15639 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15641 * config/i386/i386.c (sse_builtin_type): New.
15642 (bdesc_sse_args): Likewise.
15643 (bdesc_sse_3arg): Removed.
15644 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15645 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15646 IX86_BUILTIN_ROUNDPS.
15647 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15648 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15649 IX86_BUILTIN_ROUNDPS.
15650 (ix86_expand_sse_4_operands_builtin): Removed.
15651 (ix86_expand_sse_operands_builtin): New.
15652 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15653 and CODE_FOR_sse4_1_roundps.
15654 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15655 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15657 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15660 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15661 regs before frame pop when needed. If use_backchain_to_restore_sp
15662 then load backchain into a temp reg to restore vr and vrsave. Add
15663 code to restore vr after frame pop if possible.
15665 2008-04-17 Richard Guenther <rguenther@suse.de>
15667 * tree-vn.c (expressions_equal_p): Do not check type
15668 equality or compatibility before calling operand_equal_p.
15669 * fold-const.c (operand_equal_p): Check equivalence of
15670 integer constants before bailing out due to signedness or
15671 precision differences.
15672 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15673 spurious differences in type qualification. Ignore types
15674 for COMPONENT_REFs at all.
15676 2008-04-17 Christian Bruel <christian.bruel@st.com>
15678 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15679 msw_skip comparison.
15681 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15684 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15687 PR tree-optimization/35899
15688 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15689 rather than TREE_OPERAND.
15691 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15694 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15695 temporary registers. Change operand predicate to general_operand.
15696 (remainderxf3): Ditto.
15698 2008-04-16 Richard Guenther <rguenther@suse.de>
15700 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15701 * tree-affine.c (aff_combination_expand): Look through some
15704 2008-04-15 Doug Kwan <dougkwan@google.com>
15706 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15708 * tree-pretty-print.c (dump_generic_node): Ditto.
15709 * final.c (output_addr_const): Ditto.
15710 * dwarf2out.c (output_cfi): Ditto.
15711 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15712 * print-rtl.c (print_rtx): Ditto.
15713 * print-tree.c (print_node_brief, print_node): Ditto.
15714 * c-common.c (match_case_to_enum_1): Ditto.
15715 * sched-vis.c (print_value): Ditto.
15716 * config/i386/i386.c (print_operand): Cast to long unsigned int
15719 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15720 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15721 MS Windows VirtualProtect function.
15723 2008-04-15 Jan Hubicka <jh@suse.cz>
15725 * gengtype.c (write_root): Param_is argument is OK.
15726 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15727 * function.h: Include varray.h
15728 (rtl_eh): New stucture based on except.c one.
15729 (call_site_record): New forward declaration and vector type.
15730 * calls.c (emit_call_1): Do not call
15731 note_current_region_may_contain_throw.
15732 * except.c (eh_status): Remove cur_region, try_region since they are
15734 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15735 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15736 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15737 Remove call_site_data_used, call_site_data_size.
15738 Turn call_site_record into vector in function.h.
15739 (note_current_region_may_contain_throw): Remove.
15740 (get_exception_pointer, get_exception_filter): Do not take struct
15741 function argument; update.
15742 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15743 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15744 build_post_landing_pads, dw2_build_landing_pads,
15745 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15746 sjlj_emit_function_enter, sjlj_emit_function_enter,
15747 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15748 sjlj_build_landing_pads, finish_eh_generation,
15749 remove_exception_handler_label, remove_eh_handler,
15750 maybe_remove_eh_handler, add_reachable_handler,
15751 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15752 add_action_record, collect_one_action_chain, add_call_site,
15753 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15754 sjlj_output_call_site_table, output_function_exception_table,
15755 * except.h (note_current_region_may_contain_throw): Remove
15756 (get_exception_pointer, get_exception_filter): Do not take struct
15758 * Makefile.in (GTFILES): Put varargs before struct function.
15760 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15762 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15763 punt for STRING_CST.
15764 (get_constraint_for): Deal with STRING_CST here instead.
15766 2008-04-15 Richard Guenther <rguenther@suse.de>
15768 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15769 statements in a basic-block with a backward walk. Do not
15770 substitute into dead statements but instead remove those.
15772 2008-04-15 Richard Guenther <rguenther@suse.de>
15774 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15775 to zero, thus disable creation of SFTs.
15777 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15779 * tree-predcom.c (suitable_reference_p): Return false if the
15780 reference can throw.
15782 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15785 * c-decl.c (finish_decl): If extern or static var has variable
15786 size, set TREE_TYPE (decl) to error_mark_node.
15788 2008-04-15 Rafael Espíndola <espindola@google.com>
15790 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15793 2008-04-15 Richard Guenther <rguenther@suse.de>
15795 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15796 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15797 (visit_reference_op_load): Do walk vuse-vdef chains on
15798 vn_reference_lookup.
15799 (visit_reference_op_store): But do not here.
15800 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15801 vn_reference_lookup.
15802 (vn_lookup_with_vuses): But do so here.
15804 2008-04-14 Ian Lance Taylor <iant@google.com>
15806 * fold-const.c (fold_overflow_warning): Remove assertion.
15808 2008-04-15 Ben Elliston <bje@au.ibm.com>
15810 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15811 temp1 local variables.
15813 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15816 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15817 ".text.unlikely" section as executable.
15819 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15821 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15822 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15823 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15824 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15825 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15826 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15827 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15829 2008-04-14 Ian Lance Taylor <iant@google.com>
15831 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15832 * fold-const.c (fold_comparison): If appropriate, test
15833 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15834 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15835 reassociating a pointer type.
15836 * doc/invoke.texi (Optimize Options): Document that
15837 -fstrict-overflow applies to pointer wraparound.
15839 2008-04-13 Jan Hubicka <jh@suse.cz>
15841 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15843 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15845 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15846 we are going to "save the world".
15848 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15850 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15851 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15852 operand 0 constraint, not "=".
15854 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15856 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15858 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15860 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15861 of size of positions_needed * CHAR_BIT.
15863 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15865 PR middle-end/35897
15866 * dse.c (store_info): Change positions_needed to unsigned
15868 (lowpart_bitmask): New.
15869 (record_store): Cast to unsigned HOST_WIDE_INT for
15870 positions_needed. Assert width <= size of positions_needed *
15871 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15872 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15873 lowpart_bitmask to set mask.
15875 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15877 * config/bfin/constraints.md: New file.
15878 * config/bfin/bfin.md: Include it.
15879 (adddi3): Use satisfies_constraint functions instead of the old macros.
15880 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15881 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15882 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15883 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15884 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15885 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15886 EXTRA_CONSTRAINT): Delete.
15887 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15888 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15890 * config/bfin/bfin.c: Include "tm-constrs.h".
15891 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15892 Use satisfies_constraint functions instead of the old macros.
15893 * doc/md.texi (Blackfin Constraints): Update file name reference.
15895 2008-04-11 Richard Guenther <rguenther@suse.de>
15897 PR tree-optimization/35869
15898 * tree-vrp.c (execute_vrp): Move switch statement update after
15899 jump threading. Schedule another cfg cleanup run.
15901 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15904 * attribs.c (decl_attributes): Return early on errorneous node.
15906 2008-04-10 Oleg Ryjkov <olegr@google.com>
15908 * tree.h (struct tree_base): Added a new flag default_def_flag.
15909 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15911 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15913 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15915 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15918 * pa.md: Define mode iterator P. Define mode attribute dwc.
15919 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15920 (icacheflush): Likewise.
15921 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15922 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15924 2008-04-11 Ben Elliston <bje@au.ibm.com>
15926 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15928 2008-04-10 Rafael Espíndola <espindola@google.com>
15930 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15931 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15932 (extract_range_from_expr): The same.
15934 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15936 * config/mips/mips.md (GPR2): New mode iterator.
15937 (seq): Add comment.
15938 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15939 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15940 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15941 Rewrite these to take two modes, the mode of comparison and the
15942 mode of the destination.
15943 * config/mips/mips.c (mips_expand_scc): Instead of having
15944 paradoxical subreg as destination, expand "narrowing" scc if mode
15945 of comparison is SI and target is requested in DI mode.
15946 (mips_emit_int_order_test): Update comment. Make mode of
15947 comparison match CMP0 rather than TARGET. When creating inverse
15948 target use mode of TARGET.
15950 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15952 * gcov-dump.c (tag_summary): Only print summaries for the first
15953 GCOV_COUNTERS_SUMMABLE counters.
15955 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15957 * config/i386/i386.md (absneg): New code iterator.
15958 (absnegprefix): New code attribute.
15959 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15960 patterns using absneg code iterator.
15961 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15962 using absneg code iterator.
15963 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15964 *neg<mode>2 patterns using absneg code iterator.
15965 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15966 *negextendsfdf2 patterns using absneg code iterator.
15967 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15968 *negextendsfxf2 patterns using absneg code iterator.
15969 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15970 *negextendsfdf2 patterns using absneg code iterator.
15971 * config/i386/sse.md (<code><mode>2): Macroize expander from
15972 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15974 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15976 * config/s390/s390.h: Remove the remains of the recent search
15977 & replace action of current_function_outgoing_args_size.
15979 2008-04-10 Ira Rosen <irar@il.ibm.com>
15981 PR tree-optimization/35821
15982 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15983 NEW_STMT_LIST is not NULL.
15985 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15988 * toplev.c (process_options): Remove -ffunction-sections debugging
15991 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15993 PR middle-end/PR28690
15994 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15995 than gen_rtx_fmt_ee to perform more canonicalizations.
15997 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16000 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16002 2008-04-09 Richard Guenther <rguenther@suse.de>
16004 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16005 (dump_function_to_file): Dump function arguments with types.
16007 2008-04-08 Richard Guenther <rguenther@suse.de>
16009 * fold-const.c (fold_widened_comparison): Do not allow
16010 sign-changes that change the result.
16012 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16015 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16016 kinds of indirect references.
16018 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16020 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16021 GNU Fortran language string.
16023 2008-04-08 Rafael Espíndola <espindola@google.com>
16025 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16026 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16027 * tree.h (tree_call_nonnegative_warnv_p): New.
16029 2008-04-08 Jan Hubicka <jh@suse.cz>
16031 * function.c (free_after_compilation): Clear out regno_reg_rtx
16034 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16037 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16039 PR middle-end/PR28690
16040 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16041 same precedence as REG_POINTER and MEM_POINTER operands.
16043 2008-04-08 Richard Guenther <rguenther@suse.de>
16045 PR middle-end/35834
16046 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16047 for adding index to base.
16049 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16051 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16052 (MINGW_ENABLE_EXECUTE_STACK): New.
16053 (IN_LIBGCC2): For libgcc include windows.h file for
16054 function declarations.
16056 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16058 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16059 and tem2 if tem1 is not a REG or MULT.
16061 2008-04-08 Jan Hubicka <jh@suse.cz>
16063 * function.h (incomming_args): Break out of struct function.
16064 (function_subsections): Break out of struct function.
16065 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16066 return_rtx and hard_reg_initial_vals from struct function.
16067 Kill inl_max_label_num.
16068 (current_function_pops_args, current_function_args_info,
16069 current_function_args_size, current_function_args_size,
16070 current_function_pretend_args_size,
16071 current_function_outgoing_args_size,
16072 current_function_internal_arg_pointer, current_function_return_rtx):
16073 Kill compatibility accestor macros.
16074 * builtins.c (expand_builtin_apply_args_1): Update.
16075 (expand_builtin_next_arg): Update.
16076 * df-scan.c (df_get_call_refs): Update.
16077 * dbxout.c (dbxout_function_end): Update.
16078 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16079 (output_line_info): Update.
16080 (secname_for_decl): Update.
16081 (dwarf2out_var_location): Update.
16082 * function.c (free_after_compilation): Update.
16083 (assign_parm_find_stack_rtl): Update.
16084 (assign_parms): Update.
16085 (expand_dummy_function_end): Update.
16086 (expand_function_end): Update.
16087 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16088 (expand_call): Update.
16089 (emit_library_call_value_1): Update.
16090 (store_one_arg): Update.
16091 * varasm.c (initialize_cold_section_name): Update.
16092 (unlikely_text_section): Update.
16093 (unlikely_text_section_p): Update.
16094 (assemble_start_function): Update.
16095 (assemble_end_function): Update.
16096 (default_section_type_flags): Update.
16097 (switch_to_section): Update.
16098 * integrate.c (set_decl_abstract_flags): Update.
16099 (get_hard_reg_initial_val): Update.
16100 (has_hard_reg_initial_val): Update.
16101 (allocate_initial_values): Update.
16102 * resource.c (init_resource_info): Update.
16103 * config/alpha/alpha.c (NUM_ARGS): Update.
16104 (direct_return): Update.
16105 (alpha_va_start): Update.
16106 (alpha_sa_size): Update.
16107 (alpha_initial_elimination_offset): Update.
16108 (alpha_expand_prologue): Update.
16109 (alpha_start_function): Update.
16110 (alpha_expand_epilogue): Update.
16111 (unicosmk_initial_elimination_offset):
16112 * config/alpha/alpha.md (call expander): Update.
16113 * config/s390/s390.c (s390_register_info): Update.
16114 (s390_register_info): Update.
16115 (s390_frame_info): Update.
16116 (s390_initial_elimination_offset): Update.
16117 (s390_build_builtin_va_list): Update.
16118 (s390_va_start): Update.
16119 * config/spu/spu.c (direct_return): Update.
16120 (spu_expand_prologue): Update.
16121 (spu_initial_elimination_offset): Update.
16122 (spu_build_builtin_va_list): Update.
16123 (spu_va_start): Update.
16124 * config/sparc/sparc.c (sparc_init_modes): Update.
16125 (sparc_compute_frame_size): Update.
16126 (function_value): Update.
16127 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16128 * config/i386/i386.md (return expander): Update.
16129 * config/i386/i386.c (ix86_va_start): Update.
16130 (ix86_can_use_return_insn_p): Update.
16131 (ix86_compute_frame_layout): Update.
16132 (ix86_expand_epilogue): Update.
16133 * config/sh/sh.c (output_stack_adjust): Update.
16134 (calc_live_regs): Update.
16135 (sh_expand_prologue): Update.
16136 (sh_builtin_saveregs): Update.
16137 (sh_va_start): Update.
16138 (initial_elimination_offset): Update.
16139 (sh_allocate_initial_value): Update.
16140 (sh_function_ok_for_sibcall): Update.
16141 (sh_get_pr_initial_val): Update.
16142 * config/sh/sh.md (return expander): Update.
16143 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16144 * config/crx/crx.c (crx_compute_frame): UPdate.
16145 (crx_initial_elimination_offset): UPdate.
16146 * config/xtensa/xtensa.c (compute_frame_size): Update
16147 (xtensa_builtin_saveregs): Update.
16148 (xtensa_va_start): Update.
16149 (order_regs_for_local_alloc): Update.
16150 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16151 (xstormy16_expand_builtin_va_start): Update.
16152 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16153 * config/m68hc11/m68hc11.md (return expanders): Update.
16154 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16155 (expand_epilogue): Update.
16156 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16157 (cris_simple_epilogue): Update.
16158 (cris_expand_prologue): Update.
16159 (cris_expand_epilogue): Update.
16160 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16161 (compute_frame_size): Update.
16162 * config/mt/mt.c (mt_compute_frame_size): Update.
16163 * config/mn10300/mn10300.c (expand_prologue): Update.
16164 (expand_epilogue): Update.
16165 (initial_offset): Update.
16166 (mn10300_builtin_saveregs):
16167 * config/mn10300/mn10300.md (return expander): Update.
16168 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16169 (ia64_initial_elimination_offset): Update.
16170 (ia64_initial_elimination_offset): Update.
16171 (ia64_expand_prologue): Update.
16172 * config/m68k/m68k.md (return expander): Update.
16173 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16174 (rs6000_stack_info): Update.
16175 * config/mcore/mcore.c (layout_mcore_frame): Update.
16176 (mcore_expand_prolog): Update.
16177 * config/arc/arc.c (arc_compute_frame_size): Update.
16178 * config/score/score3.c (score3_compute_frame_size): Update.
16179 * config/score/score7.c (score7_compute_frame_size): Update.
16180 * config/arm/arm.c (use_return_insn): Update.
16181 (thumb_find_work_register): Update.
16182 (arm_compute_save_reg_mask): Update.
16183 (arm_output_function_prologue): Update.
16184 (arm_output_epilogue): Update.
16185 (arm_size_return_regs): Update.
16186 (arm_get_frame_offsets): Update.
16187 (arm_expand_prologue): Update.
16188 (thumb_exit): Update.
16189 (thumb_unexpanded_epilogue): Update.
16190 (thumb1_output_function_prologue): Update.
16191 * config/pa/pa.md (return expander): Update.
16192 * config/pa/pa.c (compute_frame_size): Update.
16193 (hppa_builtin_saveregs): Update.
16194 * config/mips/mips.c (mips_va_start): Update.
16195 (mips16_build_function_stub): Update.
16196 (mips_compute_frame_info): Update.
16197 (mips_restore_gp): Update.
16198 (mips_output_function_prologue): Update.
16199 (mips_expand_prologue): Update.
16200 * config/v850/v850.c (compute_frame_size): Update.
16201 (expand_prologue): * config/mmix/mmix.c (along): update.
16202 (mmix_initial_elimination_offset): update.
16203 (mmix_reorg): update.
16204 (mmix_use_simple_return): update.
16205 (mmix_expand_prologue): update.
16206 (mmix_expand_epilogue): Update.
16207 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16208 (emit_link_insn): Update.
16210 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16212 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16213 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16215 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16218 2008-04-07 Jan Hubicka <jh@suse.cz>
16220 * function.h (rtl): Rename to x_rtl.
16221 (crtl): New define.
16222 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16223 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16224 used_temp_slots avail_temp_slots, temp_slot_level,
16225 nonlocal_goto_handler_labels): Update accesstors.
16226 (rtl): New global variable.
16227 (struct function): Move some fileds to rtl_data.
16228 (get_arg_pointer_save_area): Update prototype.
16229 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16230 get_arg_pointer_save_area.
16231 * expr.c (init_expr): Update
16232 * function.c (get_frame_size): Update
16233 (assign_stack_local): Update
16234 (expand_function_end): Update.
16235 (get_art_pointer_save_area): Update
16237 * emit-rtl.c (rtl): Declare.
16238 (regno_reg_rtx): Declare.
16239 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16241 (gen_reg_rtx): Update.
16242 * varasm.c (n_deferred_constatns): Update accestor.
16243 (init_varasm_status): Do not allocate varasm_status.
16244 (force_const_mem, get_pool_size, output_constant_pool): Update.
16245 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16246 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16247 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16248 * sparc/sparc.h (INIT_EXPANDERS): Update.
16249 * ia64/ia64.h (INIT_EXPANDERS): Update.
16251 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16253 * reload.c (push_secondary_reload): Add missing break to for loop.
16255 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16257 PR middle-end/PR28690
16258 * rtlanal.c: Update copyright years.
16259 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16260 as REG_POINTER and MEM_POINTER operands.
16261 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16262 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16263 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16264 * gcse.c: Update copyright years.
16265 (pre_delete): Call gen_reg_rtx_and_attrs.
16266 (hoist_code): Likewise.
16267 (build_store_vectors): Likewise.
16268 (delete_store): Likewise.
16269 * loop-invariant.c (move_invariant_reg): Likewise.
16270 Update copyright years.
16272 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16274 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16275 control string instead of quoted.
16277 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16279 * doc/rtl.texi: Rewrite of subreg section.
16281 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16284 * config/i386/i386.c (legitimize_pic_address): Add treating
16285 of dllimport SYM_REF's.
16286 (legitimize_dllimport_symbol): Add prototype.
16288 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16290 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16291 reference in constructor with non self-referential type.
16293 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16295 Removal of Return with Depressed Stack Pointer support
16296 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16297 (ECF_SP_DEPRESSED): Likewise.
16298 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16299 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16300 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16301 (expand_call): Do not test ECF_SP_DEPRESSED.
16302 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16303 * function.c (keep_stack_depressed): Delete.
16304 (handle_epilogue_set): Likewise.
16305 (update_epilogue_consts): Likewise.
16306 (emit_equiv_load): Likewise.
16307 (thread_prologue_and_epilogue_insns): Remove support for Return with
16308 Depressed Stack Pointer.
16309 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16311 2008-04-06 Richard Guenther <rguenther@suse.de>
16313 PR tree-optimization/35400
16314 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16315 information from SSA_NAMEs.
16317 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16319 * config/avr/avr.h (avr_mega_p): Remove declaration.
16320 (AVR_MEGA): Remove macro.
16321 * config/avr/avr.c (avr_mega_p): Remove variable.
16322 (avr_override_options): Remove inicializion of avr_mega_p.
16323 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16324 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16325 (avr_jump_mode): (Ditto.).
16326 (avr_output_progmem_section_asm_op): (Ditto.).
16327 (avr_asm_init_sections): (Ditto.).
16328 (avr_asm_init_sections): (Ditto.).
16329 (avr_rtx_costs): (Ditto.).
16330 * config/avr/avr.md: (Ditto.).
16331 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16334 2008-04-06 Richard Guenther <rguenther@suse.de>
16336 PR tree-optimization/35842
16337 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16338 is_gimple_invariant_address.
16340 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16342 * gcc.c (default_compilers): Sync Fortran extensions list with
16343 that in fortran/lang-specs.h.
16344 * doc/invoke.texi: Likewise.
16345 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16346 * dwarf2out.c (gen_compile_unit_die): Likewise.
16348 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16350 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16352 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16355 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16356 attribute is used for nested functions.
16358 2008-04-05 Jan Hubicka <jh@suse.cz>
16360 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16362 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16364 (dump_files): Update.
16365 (enable_rtl_dump_file): Do not accept letter argument.
16366 * tree-pass.h (dump_file_info): Remove letter argument.
16367 * toplev.c (decode_d_option): Update -da handling.
16368 * toplev.h (enable_rtl_dump_file): Update prototype.
16369 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16370 it out based on pass type.
16371 (register_dump_files_1): Likewise.
16372 (init_optimization_passes): Update register_one_dump_file calls.
16373 (execute_one_pass): Sanity check that IPA passes are called at IPA
16374 level and RTL passes at RTL level.
16375 (execute_pass_list): IPA pass can not be after or subpass of
16377 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16378 disallov RTL subpasses of IPA subpasses.
16380 2008-04-05 Ben Elliston <bje@au.ibm.com>
16382 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16383 builtins that return exactly once and do not throw. Cache call to
16386 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16388 PR rtl-optimization/34916
16389 PR middle-end/35519
16390 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16391 between instruction pairs.
16393 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16395 * doc/invoke.texi: Document -mbitops for SH.
16396 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16397 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16398 * config/sh/sh.c (print_operand): Add %t operand code.
16399 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16400 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16401 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16402 (extendqihi2): Likewise.
16403 (movqi_i): Likewise.
16404 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16405 (extv): Use bld instruction for SH2A if possible.
16407 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16408 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16409 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16410 (bset.b, bclr.b): Define peepholes.
16411 * config/sh/sh.opt (mbitops): New option.
16413 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16416 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16417 and view convert expression.
16419 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16422 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16424 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16426 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16428 * config/i386/cpuid.h (bit_AES): New.
16429 (bit_PCLMUL): Likewise.
16431 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16432 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16433 SSE2 if AES or PCLMUL is enabled.
16434 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16435 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16436 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16437 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16438 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16439 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16440 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16441 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16442 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16443 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16444 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16445 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16446 __builtin_ia32_aeskeygenassist128 and
16447 __builtin_ia32_pclmulqdq128.
16448 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16449 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16450 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16452 * config/i386/i386.h (TARGET_AES): New.
16453 (TARGET_PCLMUL): Likewise.
16454 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16456 * config/i386/i386.md (UNSPEC_AESENC): New.
16457 (UNSPEC_AESENCLAST): Likewise.
16458 (UNSPEC_AESDEC): Likewise.
16459 (UNSPEC_AESDECLAST): Likewise.
16460 (UNSPEC_AESIMC): Likewise.
16461 (UNSPEC_AESKEYGENASSIST): Likewise.
16462 (UNSPEC_PCLMUL): Likewise.
16464 * config/i386/i386.opt (maes): New.
16465 (mpclmul): Likewise.
16467 * config/i386/sse.md (aesenc): New pattern.
16468 (aesenclast): Likewise.
16469 (aesdec): Likewise.
16470 (aesdeclast): Likewise.
16471 (aesimc): Likewise.
16472 (aeskeygenassist): Likewise.
16473 (pclmulqdq): Likewise.
16475 * config/i386/wmmintrin.h: New.
16477 * doc/extend.texi: Document AES and PCLMUL built-in function.
16479 * doc/invoke.texi: Document -maes and -mpclmul.
16481 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16483 * function.c (free_after_parsing): Replace with
16484 cxx_push_function_context from C++ front-end.
16485 (allocate_struct_function): Don't call langhook.
16486 * langhooks.h (struct lang_hooks_for_functions): Delete.
16487 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16489 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16490 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16491 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16492 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16493 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16494 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16495 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16497 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16498 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16500 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16503 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16506 2008-04-04 Richard Guenther <rguenther@suse.de>
16508 PR middle-end/35823
16509 * fold-const.c (optimize_minmax_comparison): Use the correct
16510 type for the constant in the simplified comparison.
16512 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16514 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16515 Pass L2 size as "--param l2-cache-size" to the compiler.
16516 (decode_l2_cache): New function to decode L2 cache parameters using
16517 0x8000006 extended cpuid function.
16518 (detect_caches_amd): Determine parameters of L2 cache using
16519 decode_l2_caches function.
16520 (decode_caches_intel): Decode L2 cache parameters.
16521 (detect_caches_intel): Determine L2 cache parameters using
16522 decode_caches_intel and decode_l2_caches functions.
16524 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16526 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16527 secondary input reload for subword loads from the constant pool.
16529 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16532 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16533 constants of the appropriate size for runtime calculations.
16536 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16537 decimal-float literal constant zero.
16539 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16542 * c-parser.c (c_parser_omp_atomic): Call
16543 default_function_array_conversion on the RHS.
16545 PR middle-end/35818
16546 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16547 call is_variable_sized if decl has incomplete type.
16549 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16551 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16553 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16555 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16557 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16558 (sgt<u>): Merge sgt and sgtu into new expander.
16559 (sgt, sgtu): Remove expanders.
16560 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16561 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16562 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16563 *sgtu_<mode>_mips16 into new pattern.
16564 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16565 (sge<u>): Merge sge and sgeu into new expander.
16566 (sge, sgeu): Remove expanders.
16567 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16569 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16570 (slt<u>): Merge slt and sltu into new expander.
16571 (slt, sltu): Remove expanders.
16572 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16573 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16574 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16575 *sltu_<mode>_mips16 into new pattern.
16576 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16577 (sle<u>): Merge sle and sleu into new expander.
16578 (sle, sleu): Remove expanders.
16579 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16580 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16581 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16582 *sleu_<mode>_mips16 into new pattern.
16583 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16585 2008-04-03 Jan Hubicka <jh@suse.cz>
16587 PR tree-optimization/35795
16588 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16589 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16590 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16591 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16592 * score/score3.c (score3_output_mi_thunk): Likewise.
16593 * score/score7.c (score7_output_mi_thunk): Likewise.
16594 * mips/mips.c (mips_output_mi_thunk): Likewise.
16596 2008-04-03 Richard Guenther <rguenther@suse.de>
16598 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16599 conversions. Simplify code.
16601 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16603 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16605 2008-04-03 Tom Tromey <tromey@redhat.com>
16606 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16608 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16609 * config/bfin/t-bfin-linux (generated_files): Add
16610 linux-sysroot-suffix.h.
16611 * doc/install.texi (Prerequisites): Require make 3.80.
16612 * doc/sourcebuild.texi (Front End Directory): Document new
16614 * Makefile.in (generated_files): New variable.
16615 (ALL_HOST_OBJS): New variable.
16616 ($(ALL_HOST_OBJS)): New target.
16618 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16620 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16621 (remap_block): Call id->transform_lang_insert_block instead
16623 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16624 Set id.transform_lang_insert_block to NULL.
16625 (clone_body): Move to cp/optimize.c
16626 * tree-inline.h (struct copy_body_data): Change
16627 transform_lang_insert_block to function pointer.
16628 (copy_generic_body, copy_decl_no_change): Export.
16629 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16630 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16631 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16633 * c-tree.h (insert_block): Kill.
16634 * c-decl.c (insert_block): Kill.
16636 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16638 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16639 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16640 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16642 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16643 argument, call {push,pop}_function_context from here.
16644 * c-parser.c: Use c_{push,pop}_function_context.
16646 * function.c (push_function_context_to): Move meat ...
16647 (push_function_context): ... here. Simplify.
16648 * function.c (pop_function_context_from): Move meat ...
16649 (pop_function_context): ... here. Simplify.
16650 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16652 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16653 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16654 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16655 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16657 2008-04-03 Ben Elliston <bje@au.ibm.com>
16659 * expmed.c (extract_force_align_mem_bit_field): Remove.
16661 2008-04-03 Richard Guenther <rguenther@suse.de>
16663 PR middle-end/35800
16664 * expr.h (try_casesi): Adjust prototype.
16665 * expr.c (try_casesi): Take fallback label as extra parameter.
16666 Use that for gen_casesi if default_label is NULL.
16667 * stmt.c (expand_case): Pass fallback label to try_casesi,
16668 make sure to fill gaps with a fallback label if default_label
16671 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16674 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16676 2008-04-03 Ben Elliston <bje@au.ibm.com>
16678 * expmed.c (extract_split_bit_field): Remove if (0) code.
16679 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16680 (do_ds_constraint): Likewise.
16682 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16684 * doc/cppopts.texi (-dU): Document.
16685 * c-common.h (flag_dump_macros): Update comment.
16686 * c-opts.c (handle_OPT_d): Handle -dU.
16687 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16688 dump_queued_macros, cb_used_define, cb_used_undef): New.
16689 (init_pp_output): Handle -dU.
16690 (cb_line_change): Call dump_queued_macros.
16691 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16693 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16695 * config/avr/predicates.md (io_address_operand): New predicate.
16696 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16697 * config/avr/avr.c (avr_io_address_p): Remove function.
16698 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16699 'avr_io_address_p' function.
16700 (out_movhi_r_mr): (Ditto.).
16701 (out_movqi_mr_r): (Ditto.).
16702 (out_movhi_mr_r): (Ditto.).
16703 (avr_address_cost): (Ditto.).
16705 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16707 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16708 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16709 in 32bit mode when XMM registers are available to avoid store
16711 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16712 corresponding post-reload splitters.
16714 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16716 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16717 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16718 __builtin_ia32_roundss.
16719 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16720 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16721 __builtin_ia32_roundss.
16722 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16723 IX86_BUILTIN_SHUFPD here.
16725 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16727 * config/i386/i386.md (plogic): New.
16728 (plogicprefix): Likewise.
16730 * config/i386/mmx.md (mmx_<code><mode>3): New.
16731 (mmx_and<mode>3): Removed.
16732 (mmx_ior<mode>3): Likewise.
16733 (mmx_xor<mode>3): Likewise.
16735 * config/i386/sse.md (<code><mode>3): New.
16736 (*<code><mode>3): Likewise.
16737 (*<code><mode>3): Likewise.
16738 (<code><mode>3): Likewise.
16739 (*sse_<code><mode>3): Likewise.
16740 (*sse2_<code><mode>3): Likewise.
16741 (<code>tf3): Likewise.
16742 (*<code>tf3): Likewise.
16743 (and<mode>3): Likewise.
16744 (*and<mode>3): Likewise.
16745 (ior<mode>3): Removed.
16746 (*ior<mode>3): Likewise.
16747 (xor<mode>3): Likewise.
16748 (*xor<mode>3): Likewise.
16749 (*and<mode>3): Likewise.
16750 (*ior<mode>3): Likewise.
16751 (*xor<mode>3): Likewise.
16752 (and<mode>3): Likewise.
16753 (*sse_and<mode>3): Likewise.
16754 (*sse2_and<mode>3): Likewise.
16755 (andtf3): Likewise.
16756 (*andtf3): Likewise.
16757 (ior<mode>3): Likewise.
16758 (*sse_ior<mode>3): Likewise.
16759 (*sse2_ior<mode>3): Likewise.
16760 (iortf3): Likewise.
16761 (*iortf3): Likewise.
16762 (xor<mode>3): Likewise.
16763 (*sse_xor<mode>3): Likewise.
16764 (*sse2_xor<mode>3): Likewise.
16765 (xortf3): Likewise.
16766 (*xortf3): Likewise.
16768 2008-04-02 Richard Guenther <rguenther@suse.de>
16770 PR tree-optimization/14495
16771 PR tree-optimization/34793
16772 * tree-vrp.c (struct switch_update): New structure.
16773 (to_remove_edges, to_update_switch_stmts): New VECs.
16774 (simplify_switch_using_ranges): New function. Remove not taken
16775 case labels and edges.
16776 (simplify_stmt_using_ranges): Call it.
16777 (identify_jump_threads): Mark edges we have queued for removal
16778 so we don't thread them.
16779 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16781 * tree-cfg.c (group_case_labels): Deal with missing default label.
16782 (tree_verify_flow_info): Allow missing default label.
16783 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16784 (emit_case_nodes): Likewise.
16785 (expand_case): Do not rely on the default label to be present.
16786 * expr.c (try_casesi): Deal with NULL default_label.
16787 (do_tablejump): Likewise.
16789 2008-04-02 Richard Guenther <rguenther@suse.de>
16791 PR tree-optimization/14495
16792 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16793 SWITCH_EXPR here ...
16794 (vrp_visit_switch_stmt): ... but here (new function).
16795 (find_case_label_index): New helper function.
16796 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16798 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16800 * fwprop.c: Fix ISO-C99ism.
16802 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16805 * Makefile.in (objdir): Set it here.
16806 * configure.ac: Not here. Find dynamic linker characteristics.
16807 * exec-tool.in: Use them.
16808 * aclocal.m4: Regenerate.
16809 * configure: Regenerate.
16811 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16813 * expr.c (expand_var): Delete it.
16814 * expr.h (expand_var): Delete prototype.
16815 * function.c (expand_function_start): Use expand_decl instead.
16816 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16819 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16821 PR rtl-optimization/35542
16822 * fwprop.c (forward_propagate_and_simplify): Replace
16823 loc_reg_mentioned_in_p with reg_mentioned_p.
16825 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16827 PR rtl-optimization/35281
16828 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16829 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16830 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16831 (varying_mem_p): Move above propagate_rtx.
16832 (all_uses_available_at): Do not check MEMs.
16834 2008-04-02 Rafael Espíndola <espindola@google.com>
16836 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16837 (register_edge_assert_for_2): Split the cond argument.
16838 (register_edge_assert_for_1): Adjust for the change in
16839 register_edge_assert_for_2.
16840 (register_edge_assert_for): Split the cond argument.
16841 (find_switch_asserts): Adjust for the change in
16842 register_edge_assert_for.
16844 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16846 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16847 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16848 offsets for 64-bit mingw.
16849 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16850 abi for x86_64-pc-mingw.
16852 2008-04-02 Richard Guenther <rguenther@suse.de>
16854 * tree-vrp.c (extract_range_from_assert): Make sure to not
16855 produce range min/max with TREE_OVERFOW set.
16856 If merging a anti-range and a range keep the anti-range if
16857 the range covers all values of the type.
16858 (register_edge_assert_for_2): Only allow sign-changing
16859 conversions in detecting canonical range checks. Also
16860 register an assert for the unsigned name if useful.
16862 PR tree-optimization/35787
16863 * tree-vrp.c (vrp_val_max): New function.
16864 (vrp_val_min): Likewise.
16865 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16866 (vrp_val_is_min): Likewise.
16867 (supports_overflow_infinity): Use vrp_val_{min,max}.
16868 (negative_overflow_infinity): Likewise.
16869 (positive_overflow_infinity): Likewise.
16870 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16871 (is_positive_overflow_infinity): Likewise.
16872 (is_overflow_infinity): Likewise.
16873 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16874 vrp_val_is_{min,max}.
16875 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16876 to ranges if possible. Avoid empty ranges.
16878 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16880 PR middle-end/35705
16881 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16882 the expression is a function address.
16884 2008-04-01 George Helffrich <george@gcc.gnu.org>
16886 PR fortran/35154, fortran/23057
16887 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16888 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16889 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16890 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16892 (dbxout_syms): Check for COMMON-based symbol and wrap in
16893 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16894 in bracket for efficiency.
16896 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16897 using DW_TAG_common_block + member offset.
16898 (add_pubname_string): New function.
16899 (dw_expand_expr): New function to find block name and offset for
16901 (common_check): New function to check whether symbol in Fortran COMMON.
16902 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16904 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16907 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16909 2008-04-02 Ben Elliston <bje@au.ibm.com>
16911 * config/v850/v850.md (casesi): Remove if (0) code.
16912 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16913 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16915 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16917 * config/i386/i386.md (rex64suffix): New mode attribute.
16918 (floathi<mode>2): Disable expander for SSE math.
16919 (*floathi<mode>2_1): New insn insn_and_split pattern.
16920 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16921 corresponding post-reload splitters.
16922 (*floathi<mode>2_i387): New macroized insn pattern.
16923 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16924 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16925 insn_and_split pattern.
16926 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16927 New macroized instruction patterns and corresponding post-reload
16929 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16930 and corresponding post-reload splitters.
16931 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16932 New macroized instruction patterns.
16933 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16934 macroized instruction patterns and corresponding post-reload splitters.
16935 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16936 corresponding post-reload splitters.
16937 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16938 New macroized instruction patterns.
16939 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16940 corresponding post-reload splitters.
16941 (*floatsi<mode>2_i387): New macroized instruction patterns.
16943 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16945 * config/i386/i386.md (smaxmin): New.
16946 (umaxmin): Likewise.
16947 (maxminiprefix): Likewise.
16948 (maxminfprefix): Likewise.
16949 (<code><mode>3): Likewise.
16950 (smin<mode>3): Removed.
16951 (smax<mode>3): Likewise.
16953 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16954 (mmx_<code>v4hi3): Likewise.
16955 (mmx_<code>v8qi3): Likewise.
16956 (mmx_smaxv2sf3): Removed.
16957 (mmx_sminv2sf3): Likewise.
16958 (mmx_umaxv8qi3): Likewise.
16959 (mmx_smaxv4hi3): Likewise.
16960 (mmx_uminv8qi3): Likewise.
16961 (mmx_sminv4hi3): Likewise.
16963 * config/i386/sse.md (<addsub><mode>3): New.
16964 (*<addsub><mode>3): Likewise.
16965 (<sse>_vm<addsub><mode>3): Likewise.
16966 (<maxmin><mode>3): Likewise.
16967 (*<maxmin><mode>3_finite): Likewise.
16968 (*<maxmin><mode>3): Likewise.
16969 (<sse>_vm<maxmin><mode>3): Likewise.
16970 (sse3_h<addsub>v4sf3): Likewise.
16971 (sse3_h<addsub>v2df3): Likewise.
16972 (<maxmin>v16qi3): Likewise.
16973 (*<maxmin>v16qi3): Likewise.
16974 (<maxmin>v8hi3): Likewise.
16975 (*<maxmin>v8hi3): Likewise.
16976 (*sse4_1_<maxmin><mode>3): Likewise.
16977 (*sse4_1_<maxmin><mode>3): Likewise.
16978 (add<mode>3): Removed.
16979 (*add<mode>3): Likewise.
16980 (<sse>_vmadd<mode>3): Likewise.
16981 (sub<mode>3): Likewise.
16982 (*sub<mode>3): Likewise.
16983 (<sse>_vmsub<mode>3): Likewise.
16984 (smin<mode>3): Likewise.
16985 (*smin<mode>3_finite): Likewise.
16986 (*smin<mode>3): Likewise.
16987 (<sse>_vmsmin<mode>3): Likewise.
16988 (smax<mode>3): Likewise.
16989 (*smax<mode>3_finite): Likewise.
16990 (*smax<mode>3): Likewise.
16991 (<sse>_vmsmax<mode>3): Likewise.
16992 (sse3_haddv4sf3): Likewise.
16993 (sse3_haddv2df3): Likewise.
16994 (sse3_hsubv4sf3): Likewise.
16995 (sse3_hsubv2df3): Likewise.
16996 (umaxv16qi3): Likewise.
16997 (*umaxv16qi3): Likewise.
16998 (smaxv8hi3): Likewise.
16999 (*smaxv8hi3): Likewise.
17000 (*sse4_1_smax<mode>3): Likewise.
17001 (*sse4_1_umax<mode>3): Likewise.
17002 (uminv16qi3): Likewise.
17003 (*uminv16qi3): Likewise.
17004 (sminv8hi3): Likewise.
17005 (*sminv8hi3): Likewise.
17006 (*sse4_1_smin<mode>3): Likewise.
17007 (*sse4_1_umin<mode>3): Likewise.
17009 2008-04-01 Rafael Espíndola <espindola@google.com>
17011 * tree-cfg.c (verify_expr): remove in_phi.
17012 (verify_stmt): Don't call walk_tree with verify_expr. Use
17013 is_gimple_min_invariant instead of is_gimple_val.
17015 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17017 * doc/include/gpl_v3.texi: Update for manpage generation.
17018 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17020 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17021 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17022 gpl_v3.texi instead of gpl.texi.
17025 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17028 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17030 2008-04-01 Rafael Espíndola <espindola@google.com>
17032 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17033 (extract_code_and_val_from_cond): Use
17034 extract_code_and_val_from_cond_with_ops.
17036 2008-04-01 Jan Hubicka <jh@suse.cz>
17038 * function.c (free_after_compilation): Free epilogue_delay_list.
17039 (prepare_function_start): Assert that previous compilation was freed.
17041 2008-04-01 Jan Hubicka <jh@suse.cz>
17042 Jim Wilson <wilson@tuliptree.org>
17043 Andreas Tobler <andreast@gcc.gnu.org>
17045 PR middle-end/35781
17046 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17047 rtl.emit instead cfun->emit.
17048 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17049 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17051 2008-04-01 Ben Elliston <bje@au.ibm.com>
17053 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17055 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17057 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17059 (fprofile-use): Add var flag_profile_use
17060 * coverage.c (coverage_begin_output): Do not open a gcno file for
17061 output only if -ftest-coverage is set.
17062 Do not add getpwd() to gcda file path.
17063 (build_gcov_info): Check the new flag
17064 flag_profile_datafile_relative_path.
17065 (coverage_init): Use profile_data_prefix.
17066 Read profile counter only if flag_profile_use is set.
17067 * opts.c (common_handle_option): New option fprofile-use=,
17068 fprofile-dir=, fprofile-generate=.
17069 * toplev.c (profile_data_prefix): New variable definition.
17070 * toplev.h (profile_data_prefix): New declaration.
17071 * doc/invoke.tex (Option Summary, Optimization Options):
17074 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17076 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17077 use tmp consistently.
17080 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17081 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17082 UNSPEC_FR_RECIP_APPROX_RES.
17083 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17085 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17088 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17090 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17092 PR middle-end/30186
17093 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17094 element of the vector via a pointer.
17096 2008-03-31 Ian Lance Taylor <iant@google.com>
17098 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17100 2008-03-31 Jan Hubicka <jh@suse.cz>
17102 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17103 get_arg_pointer_save_area.
17104 * expr.c (init_expr): Just clear out rtl.expr.
17105 * function.c (free_after_compilation): Clear out whole RTL structure.
17106 (get_func_frame_size): Merge into ...
17107 (get_frame_size): ... this one.
17108 (assign_stack_local_1): Merge into ...
17109 (assign_stack_local): ... this one.
17110 (expand_function_end): Update call of get_arg_pointer_save_area.
17111 (get_art_pointer_save_area): Remove cfun argument.
17112 * function.h (emit_status): regno_pointer_align does not need length
17113 attribute. Move x_regno_reg_rtx to ...
17114 (regno_reg_rtx): ... new global array.
17115 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17116 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17117 apply_args_value, forced_labels, stack_pointer_delta):
17119 (struct varasm_status): Move here from varasm.c
17120 (struct rtl_data): New. Move here some fields from struct function.
17121 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17122 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17123 used_temp_slots avail_temp_slots, temp_slot_level,
17124 nonlocal_goto_handler_labels): Update accesstors.
17125 (rtl): New global variable.
17126 (struct function): Move some fileds to rtl_data.
17127 (get_arg_pointer_save_area): Update prototype.
17128 * emit-rtl.c (rtl): Declare.
17129 (regno_reg_rtx): Declare.
17130 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17132 (gen_reg_rtx): Update.
17133 (init_virtual_regs): Do not tate emit_status argument.
17134 (init_emit): Do not allocate emit.
17135 * varasm.c (varasm_statuc): Move to function.h.
17136 (n_deferred_constatns): Update accestor.
17137 (init_varasm_status): Do not allocate varasm_status.
17138 (force_const_mem, get_pool_size, output_constant_pool): Update.
17139 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17140 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17142 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17144 PR rtl-optimization/35729
17145 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17148 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17151 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17152 load/store if memory is unaligned.
17153 (*movti_rex64): Likewise.
17155 * config/i386/predicates.md (misaligned_operand): New.
17157 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17160 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17163 2008-03-31 Jan Beulich <jbeulich@novell.com>
17165 * config/ia64/constraints.md: Add 'j' constraint.
17166 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17167 (movdi_internal): Likewise.
17169 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17172 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17174 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17177 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17178 proper error message for the third argument on blendpd and
17181 * config/i386/sse.md (blendbits): New.
17182 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17184 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17186 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17188 2008-03-30 Richard Guenther <rguenther@suse.de>
17190 PR middle-end/31023
17191 * fold-const.c (fold_sign_changed_comparison): Do leave
17192 conversions to base-types alone.
17194 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17196 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17197 the link register if one altivec register is be saved.
17199 2008-03-30 Ben Elliston <bje@au.ibm.com>
17201 * final.c (final_scan_insn): Remove if (0) code.
17203 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17205 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17207 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17209 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17210 of V4SFmode to ix86_binary_operator_ok.
17212 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17214 * config/i386/i386.c (override_options): Initialize
17215 ix86_veclib_handler to ix86_veclibabi_svml when
17216 -mveclibabi=svml is used.
17217 (ix86_veclibabi_svml): New function for SVML ABI style
17218 vectorization support.
17219 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17221 2008-03-28 Rafael Espíndola <espindola@google.com>
17223 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17224 (tree_binary_nonnegative_warnv_p): Make it public.
17225 (tree_single_nonnegative_warnv_p): Make it public.
17226 (tree_invalid_nonnegative_warnv_p): Make it public.
17227 (tree_unary_nonzero_warnv_p): Make it public.
17228 (tree_binary_nonzero_warnv_p): Make it public
17229 (tree_single_nonzero_warnv_p): Make it public.
17230 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17231 (extract_range_from_binary_expr): Split the expr argument.
17232 (extract_range_from_unary_expr): Split the expr argument.
17233 (extract_range_from_comparison): Split the expr argument.
17234 (extract_range_from_expr): Use the new aux functions.
17235 (vrp_evaluate_conditional_warnv): Use
17236 vrp_evaluate_conditional_warnv_with_ops.
17237 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17238 (tree_binary_nonzero_warnv_p): Declare.
17239 (tree_single_nonzero_warnv_p): Declare.
17240 (tree_expr_nonzero_warnv_p): Declare.
17241 (tree_unary_nonnegative_warnv_p): Declare.
17242 (tree_binary_nonnegative_warnv_p): Declare.
17243 (tree_single_nonnegative_warnv_p): Declare.
17244 (tree_invalid_nonnegative_warnv_p): Declare.
17246 2008-03-28 Richard Guenther <rguenther@suse.de>
17248 PR tree-optimization/30317
17249 PR tree-optimization/30911
17250 PR tree-optimization/34793
17251 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17252 (struct assert_locus_d): New member EXPR.
17253 (register_new_assert_for): Add EXPR parameter to support
17254 ASSERT_EXPR <name, expr OP limit>.
17255 (register_edge_assert_for_1): Adjust callers.
17256 (find_assert_locations): Likewise.
17257 (process_assert_insertions_for): Build condition from expression.
17258 (extract_range_from_assert): Handle ASSERT_EXPRs
17259 of the form ASSERT_EXPR <name, expr OP limit>.
17260 (register_edge_assert_for_2): New helper registering
17261 asserts for comparisons. Recognize range tests of the form
17262 (unsigned)i - CST1 OP CST2.
17263 (register_edge_assert_for_1): Use it.
17264 (register_edge_assert_for): Likewise.
17265 (needs_overflow_infinity): Integer sub-types
17266 do not need overflow infinities.
17267 (vrp_val_is_max): The extreme values of integer sub-types
17268 are those of the base type.
17269 (vrp_val_is_min): Likewise.
17270 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17273 2008-03-28 Nick Clifton <nickc@redhat.com>
17276 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17277 Return GENERAL_REGS for stack adjustment reloads.
17279 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17282 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17283 const_vector when all the vectors are constant.
17285 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17287 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17289 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17290 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17292 (s<code>_sf): Use new scc_sf attribute for opcode names.
17294 2008-03-27 Tom Tromey <tromey@redhat.com>
17296 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17297 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17298 config/spu/t-spu-elf, config/i386/t-interix,
17299 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17300 config/i386/x-darwin, config/i386/x-mingw32,
17301 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17302 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17303 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17304 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17305 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17306 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17307 config/score/t-score-elf, config/arm/t-strongarm-pe,
17308 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17309 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17310 Revert automatic dependency patch.
17312 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17315 * config/i386/i386.c (ix86_function_arg_boundary): Align
17316 decimal floating point to its natural boundary.
17318 2008-03-27 Richard Guenther <rguenther@suse.de>
17320 PR middle-end/35716
17321 * fold-const.c (fold_comparison): Restrict distinct decl
17322 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17323 solely rely on operand_equal_p.
17325 2008-03-27 Richard Guenther <rguenther@suse.de>
17328 * c-common.c (handle_weak_attribute): Reject combination of
17331 2008-03-27 Richard Guenther <rguenther@suse.de>
17333 PR tree-optimization/32810
17334 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17335 conversions from DECL_INITIAL.
17336 (fold_const_aggregate_ref): Likewise from constructor elements.
17338 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17340 * tree-affine.h (aff_combination_expand): Declare.
17341 (get_inner_reference_aff): Likewise.
17342 * tree-affine.c (aff_combination_expand): Split out from
17343 tree_to_aff_combination_expand.
17344 (get_inner_reference_aff): New function.
17345 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17346 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17347 (struct lim_aux_data): sm_done field removed.
17348 (mem_ref_loc_p, mem_ref_locs_p): New types.
17349 (struct mem_ref): Added id, stored, accesses_in_loop,
17350 indep_loop, dep_loop, indep_ref, dep_ref fields.
17351 Removed is_stored, locs and next fields.
17352 (memory_accesses): New variable.
17353 (movement_possibility): Do not allow moving statements
17354 that store to memory.
17355 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17357 (determine_max_movement): For statements with memory references,
17358 find the outermost loop in that the reference is independent.
17359 (move_computations_stmt): Mark the virtual operands for renaming.
17360 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17361 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17362 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17363 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17364 create_vop_ref_mapping, analyze_memory_references,
17365 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17366 get_all_locs_in_loop, ref_always_accessed_p,
17367 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17368 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17369 store_motion_loop, store_motion): New functions.
17370 (struct vop_to_refs_elt): New type.
17371 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17372 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17373 (schedule_sm): Replaced by...
17374 (execute_sm): ... this.
17375 (determine_lsm_ref, hoist_memory_references,
17376 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17377 find_more_ref_vops, free_mem_ref, free_mem_refs,
17378 determine_lsm_loop, determine_lsm): Removed.
17379 (tree_ssa_lim_finalize): Free data structures used by store motion.
17380 (tree_ssa_lim): Call analyze_memory_references. Use
17381 store_motion instead of determine_lsm.
17383 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17385 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17386 rename tmake_file to m68hc11/t-m68hc11.
17387 (mcore): Set inhibit_libc to true.
17388 * config.host (alpha*-dec-*vms*): Set extra_programs.
17389 (interix3*): Don't use host_xmake_file.
17390 * configure.ac: Let config.gcc override inhibit_libc.
17391 * configure: Regenerate.
17393 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17394 * config/t-openbsd-thread: Remove commented out lines.
17396 * config/x-interix: Remove.
17398 * config/m68hc11/t-m68hc11-gas: Rename to...
17399 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17401 * config/mcore/t-mcore: Remove T_CFLAGS.
17402 * config/mcore/t-mcore-pe: Likewise.
17404 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17406 * configure.ac: Replace custom __GNU_SOURCE test with
17407 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17408 * aclocal.m4: Regenerate.
17409 * configure: Regenerate.
17410 * config.in: Regenerate.
17412 2008-03-27 Richard Guenther <rguenther@suse.de>
17414 * fold-const.c (target.h): Include.
17415 (fold_comparison): Fold comparison of addresses of decls
17416 that bind locally or of constants. Consolidate address folding code.
17417 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17418 results from fold_binary_to_constant.
17419 (compare_values_warnv): Likewise.
17421 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17423 PR middle-end/35429
17424 * fold-const.c (fold_truthop): Check for integeral types when folding
17425 a == 0 && b == 0 and a != 0 || b != 0 .
17427 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17429 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17431 2008-03-26 Andreas Schwab <schwab@suse.de>
17433 * doc/invoke.texi: Fix use of @item vs. @itemx.
17435 2008-03-26 Tom Tromey <tromey@redhat.com>
17437 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17438 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17439 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17440 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17441 build/genconstants.o, build/genemit.o, build/genextract.o,
17442 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17443 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17446 2008-03-26 Richard Guenther <rguenther@suse.de>
17449 2008-03-26 Richard Guenther <rguenther@suse.de>
17451 * fold-const.c (target.h): Include.
17452 (fold_comparison): Fold comparison of addresses of two decls
17453 that bind locally. Consolidate address folding code.
17455 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17457 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17458 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17459 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17460 dconstsqrt2, dconstthird, dconste and/or dconst10.
17461 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17462 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17463 dconstsqrt2, dconste): Delete.
17464 (init_emit_once): Likewise. Simplify initializing dconstm1.
17466 * real.c (get_real_const): New.
17467 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17468 dconstsqrt2, dconste): Delete.
17469 (real_value_const, get_real_const): New.
17471 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17473 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17475 * config/i386/i386.c (ix86_function_arg_boundary): Check
17476 BIGGEST_ALIGNMENT instead of 128.
17477 (setup_incoming_varargs_64): Likewise.
17479 2008-03-26 Tom Tromey <tromey@redhat.com>
17481 * Makefile.in (DEPFILES): Add missing '/'.
17483 2008-03-26 Richard Guenther <rguenther@suse.de>
17485 * fold-const.c (target.h): Include.
17486 (fold_comparison): Fold comparison of addresses of two decls
17487 that bind locally. Consolidate address folding code.
17489 2008-03-26 Nick Clifton <nickc@redhat.com>
17492 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17493 not allow INT+INT as a legitimate addressing mode.
17495 2008-03-26 Richard Guenther <rguenther@suse.de>
17497 * tree-flow.h (widen_bitfield): Remove declaration.
17498 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17499 (widen_bitfield): Remove function.
17500 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17503 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17506 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17509 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17511 PR rtl-optimization/35232
17512 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17513 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17514 reg_reloaded_call_part_clobbered here.
17515 (reload_regs_reach_end_p): New function.
17516 (reload_reg_rtx_for_input): New variable.
17517 (reload_reg_rtx_for_output): Likewise.
17518 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17519 when reassigning a pseudo register. Load reloadreg from
17520 reload_reg_rtx_for_input, moving the mode and register
17522 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17523 instead of the original when deciding whether an input reload
17524 would be a no-op or whether an output reload can be deleted.
17525 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17526 when setting up new_spill_reg_store. Load it from
17527 reload_reg_rtx_for_output, moving the mode and register
17529 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17530 instead of the original when deciding whether an output reload
17531 would be a no-op. Do the same when modifying insn notes.
17532 Use rtx_equal_p instead of == to compare the registers.
17533 (inherit_piecemeal_p): Take a mode and two register numbers
17535 (emit_reload_insns): Clear new_spill_reg_store for every hard
17536 register in the reload register. Remove spill registers
17537 from reg_reloaded_valid before considering whether to record
17538 inheritance information for them. Use reload_reg_rtx_for_output
17539 instead of reg_rtx when recording output reloads. Use
17540 reload_reg_rtx_for_input instead of reg_rtx when recording
17541 input reloads. Set or clear reg_reloaded_call_part_clobbered
17542 at the same time as setting reg_reloaded_valid.
17543 (delete_output_reload): Add a new_reload_reg parameter and use it
17544 instead of rld[j].reg_rtx.
17545 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17548 2008-03-25 Tom Tromey <tromey@redhat.com>
17550 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17551 (build/genattr.o): Likewise.
17552 (build/genattrtab.o): Likewise.
17553 (build/gencodes.o): Likewise.
17554 (build/genconfig.o): Likewise.
17555 (build/genconstants.o): Likewise.
17556 (build/genemit.o): Likewise.
17557 (build/genextract.o): Likewise.
17558 (build/genflags.o): Likewise.
17560 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17562 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17563 instead of size_int for integer types.
17564 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17565 to match type of MINUS_EXPR.
17567 2008-03-25 Tom Tromey <tromey@redhat.com>
17569 * configure: Rebuilt.
17570 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17573 2008-03-25 Tom Tromey <tromey@redhat.com>
17575 * config/x-solaris (host-solaris.o): Update.
17576 * config/x-linux (host-linux.o): Update.
17577 * config/x-hpux (host-hpux.o): Update.
17578 * config/x-darwin (host-darwin.o): Update.
17579 * config/v850/t-v850e (v850-c.o): Update.
17580 * config/v850/t-v850 (v850-c.o): Update.
17581 * config/t-vxworks (vxworks.o): Update.
17582 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17583 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17584 * config/spu/t-spu-elf (spu-c.o): Update.
17586 * config/sh/t-symbian (sh-c.o): Update.
17587 (symbian.o): Update.
17588 * config/sh/t-sh (sh-c.o): Update.
17589 * config/score/t-score-elf (score7.o, score3.o): Update.
17590 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17591 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17592 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17593 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17594 (rs6000.o): Remove.
17595 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17596 * config/m32c/t-m32c (m32c-pragma.o): Update.
17597 * config/ia64/t-ia64 (ia64-c.o): Update.
17598 * config/i386/x-mingw32 (host-mingw32.o): Update.
17599 * config/i386/x-i386 (driver-i386.o): Update.
17600 * config/i386/x-darwin (host-i386-darwin.o): Update.
17601 * config/i386/x-cygwin (host-cygwin.o): Update.
17602 * config/i386/t-nwld (nwld.o): Update.
17603 * config/i386/t-netware (netware.o): Update.
17604 * config/i386/t-interix (winnt.o): Update.
17605 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17606 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17607 msformat-c.o): Update.
17608 * config/bfin/t-bfin-linux (generated_files): Add
17609 linux-sysroot-suffix.h.
17610 * config/arm/t-wince-pe (pe.o): Update.
17611 * config/arm/t-strongarm-pe (pe.o): Update.
17612 * config/arm/t-pe (pe.o): Update.
17613 * config/arm/t-arm (arm-c.o): Update.
17614 * doc/install.texi (Prerequisites): Require make 3.80.
17615 * Makefile.in: Remove .o targets.
17616 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17617 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17618 (simple_generated_h, simple_generated_c): Move earlier.
17619 (generated_files): New variable.
17620 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17621 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17622 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17623 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17624 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17625 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17626 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17627 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17628 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17629 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17630 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17631 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17633 (COMPILE.base, COMPILE): New variables.
17634 (%.o): New pattern rule.
17635 (ALL_HOST_OBJS): New variable.
17636 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17637 (dummy-checksum.o, cc1-checksum.o): Remove.
17638 (DRIVER_SHLIB): New variable.
17639 (DRIVER_DEFINES): Use it.
17640 (gencondmd.c): Move out of build/.
17641 (s-conditions): Update.
17642 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17643 (ALL_BUILD_OBJS): Likewise.
17644 (build/%.o): Use BUILDCOMPILE.
17645 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17646 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17647 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17648 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17649 build/genconfig.o, build/genconstants.o, build/genemit.o,
17650 build/genextract.o, build/genflags.o, build/genmddeps.o,
17651 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17652 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17653 build/gen-protos.o, build/scan.o, build/fix-header.o,
17654 build/scan-decls.o): Simplify.
17655 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17656 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17657 prefix.o, toplev.o): Reduce to variable setting.
17658 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17659 ($(out_object_file), gcc-options.o): New targets.
17660 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17661 * configure: Rebuilt.
17662 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17663 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17665 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17667 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17668 complain when we hit an error, return ERROR_MARK_NODE.
17670 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17672 * config/sh/constraints.md (Pso, Psz): New constraints.
17673 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17674 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17676 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17678 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17679 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17681 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17683 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17684 (prefetch_sh2a): New.
17686 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17687 Naveen.H.S <naveen.hs@kpitcummins.com>
17689 * config/sh/constraints.md (I28): New constraint.
17690 * config/sh/sh.c (broken_move): Add support for movi20s.
17691 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17693 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17694 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17695 Naveen.H.S <naveen.hs@kpitcummins.com>
17697 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17698 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17699 (print_operand): Handle resbank in %@ operand code.
17700 (sh_encode_section_info): New.
17701 (push_regs): Add conditions for resbank.
17702 (sh_expand_epilogue): Likewise.
17703 (sh_insert_attributes): Likewise.
17704 (sh_attribute_table): Likewise.
17705 (sh_handle_resbank_handler_attribute): New.
17706 (sh2a_handle_function_vector_handler_attribute): New.
17707 (sh2a_is_function_vector_call): New.
17708 (sh2a_get_function_vector_number): New.
17709 (sh2a_function_vector_p): New.
17710 (sh_cfun_resbank_handler_p): New.
17711 * config/sh/sh.md (calli): Emit jsr/n if possible.
17712 (calli_tbr_rel): New.
17713 (calli_pcrel): Emit jsr/n if possible.
17714 (return_i): Emit rts/n if possible.
17715 (call_valuei_tbr_rel): New.
17716 (call_valuei_pcrel): Add condition for SH2A target.
17717 (call_value): Likewise.
17718 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17719 (sh2a_get_function_vector_number): Likewise.
17720 (sh2a_is_function_vector_call): Likewise.
17721 * doc/extend.texi: Document TBR relative addressing of SH2A.
17722 (resbank): Add description for SH2A.
17724 2008-03-24 Richard Guenther <rguenther@suse.de>
17727 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17728 pointer assignments change conversions according to middle-end rules.
17729 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17730 * configure.ac: Include type checking in yes.
17731 * configure: Regenerate.
17733 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17735 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17736 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17738 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17740 * gthr-vxworks.h (UNUSED): Define.
17742 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17744 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17746 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17748 * doc/extend.texi (Function Attributes): Add missing comma in the
17749 example of the "alloc_size" attribute.
17751 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17754 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17756 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17759 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17762 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17763 of the underlying type of a MS bitfield layout to the natural
17764 alignment of the type.
17766 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17768 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17769 to their natural alignment to avoid store forwarding stalls.
17771 2008-03-22 Richard Guenther <rguenther@suse.de>
17773 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17774 For PHI nodes verify the address is invariant.
17775 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17776 (get_symbol_constant_value): Use is_gimple_min_invariant.
17777 (maybe_fold_stmt_indirect): Likewise.
17779 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17781 PR rtl-optimization/33927
17782 * Makefile.in (dse.o): Depend on $(TM_P_H).
17783 * expr.h (extract_low_bits): Declare.
17784 * expmed.c (extract_low_bits): New function.
17785 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17786 * dse.c: Include tm_p.h.
17787 (find_shift_sequence): Remove the read_reg argument and return the
17788 read value. Emit the instructions instead of returning them.
17789 Iterate on new_mode rather than calculating it each time.
17790 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17791 source to NEW_MODE and extract_low_bits to convert the shifted
17792 value to READ_MODE.
17793 (replace_read): Allow the load and store to have different mode
17794 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17795 or extraction instructions before trying the replacement. Update
17796 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17798 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17800 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17801 to their natural alignment to avoid store forwarding stalls.
17803 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17806 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17807 encouraging but not allowing gprs for input;
17808 change the input constraint to !f#r.
17809 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17811 change the output constraint to !f#r.
17813 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17816 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17817 corresponding post-reload splitters.
17818 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17819 when x87 FP math is selected.
17820 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17821 New function prototype.
17822 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17823 unreachable function to ease macroization of insn patterns.
17825 2008-03-21 Martin Jambor <mjambor@suse.cz>
17827 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17828 reference dumps if ddr is NULL or dependence is unknown.
17830 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17832 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17833 unsigned extension into account.
17834 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17835 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17836 Do computations on a scratch register.
17838 2008-03-21 Richard Guenther <rguenther@suse.de>
17840 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17841 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17842 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17843 * tree-ssa-dom.c (record_equality): Likewise.
17844 * tree-inline.c (copy_body_r): Likewise.
17845 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17848 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17850 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17851 as 'delete_unused' argument.
17853 2008-03-20 Richard Guenther <rguenther@suse.de>
17855 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17856 special casing of constant qualifiers.
17857 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17858 care about them in general.
17859 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17860 regardless of their type.
17861 (fold_stmt_r): Forcefully fold *& if we end up with that.
17863 2008-03-20 Paul Brook <paul@codesourcery.com>
17865 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17866 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17868 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17870 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17871 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17873 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17875 * common.opt (Wmudflap): New option.
17876 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17877 (mx_register_decls): Likewise.
17878 (mudflap_finish_file): Likewise.
17879 * doc/invoke.texi: Document -Wno-mudflap.
17881 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17883 * c-format.c (replace_format_name_to_system_name): New.
17884 (cmp_attribs): New.
17885 (convert_format_name_to_system_name): New.
17886 (decode_format_attr): Add use of convert_format_name_to_system_name.
17887 (format_types_orig): Add gnu_ prefix to names.
17888 (check_format_info_main): Special treating of \0 escaped names for
17889 supporting multi-character format specifiers as I32, I64.
17890 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17891 (gnu_target_overrides_format_attributes): New.
17892 * c-format.h: Add structure target_ovr_attr to hold
17893 system specific formatter names.
17894 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17895 msformat-c.o file to c_target_objs and cxx_target_objs.
17896 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17897 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17898 (TARGET_N_FORMAT_TYPES): New.
17899 * config/i386/msformat-c.c: New.
17900 * config/i386/t-cygming: Add build rule for msformat-c.o.
17901 * doc/extend.texi: Add new format names gnu_* and ms_* and
17903 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17905 2008-03-20 Ira Rosen <irar@il.ibm.com>
17907 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17908 optimizations turned on under -O3.
17909 (ftree-vectorize): Add that the flag is turned on with -O3.
17911 2008-03-20 Ben Elliston <bje@au.ibm.com>
17913 * regmove.c (try_auto_increment): Fix spelling error in comment.
17914 * final.c (final_scan_insn): Likewise.
17916 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17919 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17920 allocator preferences for "y" and "r" class registers.
17921 ("*mov<mode>_internal"): Ditto.
17922 ("*movv2sf_internal_rex64"): Ditto.
17923 ("*movv2sf_internal"): Ditto.
17925 2008-03-19 Michael Matz <matz@suse.de>
17927 PR middle-end/35616
17928 * calls.c (expand_call): Check overlap of arguments with call
17929 address for sibcalls.
17931 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17934 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17935 of the underlying type of a MS bitfield layout to the natural
17936 alignment of the type.
17938 2008-03-19 Jan Hubicka <jh@suse.cz>
17941 * toplev.c (decode_d_option): Handle all CPP flags.
17942 * tree-vrp.c: Update tree_pass descriptors.
17943 * regrename.c: Update tree_pass descriptors.
17944 * fwprop.c: Update tree_pass descriptors.
17945 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17946 * tree-into-ssa.c: Update tree_pass descriptors.
17947 * tree-dump.c: Update tree_pass descriptors.
17948 * tree-complex.c: Update tree_pass descriptors.
17949 * tree-dump.h: Update tree_pass descriptors.
17950 * see.c: Update tree_pass descriptors.
17951 * cgraphbuild.c: Update tree_pass descriptors.
17952 * tracer.c: Update tree_pass descriptors.
17953 * tree-loop-distribution.c: Update tree_pass descriptors.
17954 * cgraph.c: Update tree_pass descriptors.
17955 * postreload-gcse.c: Update tree_pass descriptors.
17956 * postreload.c: Update tree_pass descriptors.
17957 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17958 * tree-tailcall.c: Update tree_pass descriptors.
17959 * tree-pass.h (tree_opt_pass): Rename to ...
17960 (opt_pass) ... this one; add "type" field and remove letter field.
17961 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17962 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17963 all_lowering_passes): Update declaration.
17964 * ipa-cp.c: Update tree_pass descriptors.
17965 * final.c: Update tree_pass descriptors.
17966 * omp-low.c: Update tree_pass descriptors.
17967 * tree-ssa-dse.c: Update tree_pass descriptors.
17968 * ipa-reference.c: Update tree_pass descriptors.
17969 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17970 * auto-inc-dec.c: Update tree_pass descriptors.
17971 * reorg.c: Update tree_pass descriptors.
17972 * cgraphunit.c: Update tree_pass descriptors.
17973 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17974 * tree-ssa-ccp.c: Update tree_pass descriptors.
17975 * df-core.c: Update tree_pass descriptors.
17976 * mode-switching.c: Update tree_pass descriptors.
17977 * tree-nomudflap.c: Update tree_pass descriptors.
17978 * modulo-sched.c: Update tree_pass descriptors.
17979 * ipa-pure-const.c: Update tree_pass descriptors.
17980 * cse.c: Update tree_pass descriptors.
17981 * web.c: Update tree_pass descriptors.
17982 * tree-stdarg.c: Update tree_pass descriptors.
17983 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17984 * tree-ssa-dom.c: Update tree_pass descriptors.
17985 * tree-nrv.c: Update tree_pass descriptors.
17986 * tree-ssa-alias.c: Update tree_pass descriptors.
17987 * loop-init.c: Update tree_pass descriptors.
17988 * gimple-low.c: Update tree_pass descriptors.
17989 * ipa-inline.c: Update tree_pass descriptors.
17990 * tree-ssa-sink.c: Update tree_pass descriptors.
17991 * global.c: Update tree_pass descriptors.
17992 * ifcvt.c: Update tree_pass descriptors.
17993 * jump.c: Update tree_pass descriptors.
17994 * predict.c: Update tree_pass descriptors.
17995 * tree-ssa-loop.c: Update tree_pass descriptors.
17996 * recog.c: Update tree_pass descriptors.
17997 * dse.c: Update tree_pass descriptors.
17998 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17999 * tree-eh.c: Update tree_pass descriptors.
18000 * regmove.c: Update tree_pass descriptors.
18002 * function.c: Update tree_pass descriptors.
18003 * tree-vectorizer.c: Update tree_pass descriptors.
18004 * gcse.c: Update tree_pass descriptors.
18005 * ipa-type-escape.c: Update tree_pass descriptors.
18006 * tree-if-conv.c: Update tree_pass descriptors.
18007 * init-regs.c: Update tree_pass descriptors.
18008 * ipa.c: Update tree_pass descriptors.
18009 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18010 * rtl-factoring.c: Update tree_pass descriptors.
18011 * lower-subreg.c: Update tree_pass descriptors.
18012 * bt-load.c: Update tree_pass descriptors.
18013 * tree-dfa.c: Update tree_pass descriptors.
18014 * except.c: Update tree_pass descriptors.
18015 * emit-rtl.c: Update tree_pass descriptors.
18016 * cfgexpand.c: Update tree_pass descriptors.
18017 * tree-cfgcleanup.c: Update tree_pass descriptors.
18018 * cfgcleanup.c: Update tree_pass descriptors.
18019 * tree-ssa-pre.c: Update tree_pass descriptors.
18020 * tree-sra.c: Update tree_pass descriptors.
18021 * tree-mudflap.c: Update tree_pass descriptors.
18022 * tree-ssa-copy.c: Update tree_pass descriptors.
18023 * cfglayout.c: Update tree_pass descriptors.
18024 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18025 * tree-ssa-dce.c: Update tree_pass descriptors.
18026 * tree-ssa.c: Update tree_pass descriptors.
18027 * regclass.c: Update tree_pass descriptors.
18028 * integrate.c: Update tree_pass descriptors.
18029 * tree-optimize.c: Update tree_pass descriptors.
18030 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18031 * tree-object-size.c: Update tree_pass descriptors.
18032 * combine.c: Update tree_pass descriptors.
18033 * tree-outof-ssa.c: Update tree_pass descriptors.
18034 * bb-reorder.c: Update tree_pass descriptors.
18035 * stack-ptr-mod.c: Update tree_pass descriptors.
18036 * var-tracking.c: Update tree_pass descriptors.
18037 * tree-profile.c: Update tree_pass descriptors.
18038 * tree-vect-generic.c: Update tree_pass descriptors.
18039 * reg-stack.c: Update tree_pass descriptors.
18040 * sched-rgn.c: Update tree_pass descriptors.
18041 * tree-ssa-structalias.c: Update tree_pass descriptors.
18042 * tree-cfg.c: Update tree_pass descriptors.
18043 * passes.c (current_pass): Update declaration.
18044 (finish_optimization_passes): Update.
18045 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18046 (register_one_dump_file, register_dump_files_1, next_pass_1):
18048 (init_optimization_passes): Update handling of new types.
18049 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18050 * ipa-struct-reorg.c: Update tree_pass descriptors.
18051 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18052 * combine-stack-adj.c: Update tree_pass descriptors.
18053 * cfgrtl.c: Update tree_pass descriptors.
18054 * dce.c: Update tree_pass descriptors.
18055 * tree-ssanames.c: Update tree_pass descriptors.
18057 2008-03-19 Richard Guenther <rguenther@suse.de>
18059 PR middle-end/35609
18060 * tree-ssa.c (walk_data): New structure.
18061 (warn_uninitialized_var): If not always_executed warn with "maybe"
18063 (execute_early_warn_uninitialized): Compute post-dominators.
18064 Initialize always_executed before processing each basic block.
18066 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18069 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18070 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18072 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18074 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18076 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18078 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18080 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18081 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18082 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18083 target after ignore has been set, and move there also the commputation
18084 of subtarget and original_target.
18085 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18086 (LANG_HOOKS_INITIALIZER): Remove it.
18087 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18089 2008-03-18 Richard Guenther <rguenther@suse.de>
18091 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18092 found an expression with constants, note that in the VN for the lhs.
18093 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18094 fold them to constants if possible. Run cleanup_cfg if done so.
18095 (execute_pre): Return todo.
18096 (do_pre): Likewise.
18097 (execute_fre): Likewise.
18098 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18100 (get_prop_source_stmt): Look through pointer conversions.
18102 2008-03-18 Jan Hubicka <jh@suse.cz>
18104 * tree-pretty-print.c: Include predict.h.
18105 (dump_generic_node): Dump predictor.
18106 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18107 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18108 * gimple-low.c (lower_stmt): Likewise.
18109 * expr.c (expand_expr_real): Likewise.
18110 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18112 (build_predict_expr, build_predict_expr): New.
18113 * predict.h (predictor_name, build_predict_expr): Update.
18114 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18115 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18116 * predict.def (PRED_CONTINUE): Update hitrate.
18117 * tree.def (PREDICT_EXPR): Define.
18118 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18119 do not handle BIND_EXPR.
18120 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18121 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18122 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18125 2008-03-18 Michael Matz <matz@suse.de>
18127 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18129 2008-03-18 Richard Guenther <rguenther@suse.de>
18131 * tree-gimple.h (is_gimple_invariant_address): Declare.
18132 (is_gimple_constant): Likewise.
18133 * tree-gimple.c (is_gimple_constant): New function.
18134 (is_gimple_invariant_address): Likewise.
18135 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18136 and is_gimple_invariant_address.
18137 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18139 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18140 an addressable base.
18142 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18144 PR middle-end/35611
18145 * gimplify.c (gimplify_expr): Gimplify second operand of
18148 2008-03-17 Richard Guenther <rguenther@suse.de>
18150 PR tree-optimization/19637
18151 * fold-const.c (fold_unary): Remove restrictions of removing
18152 intermediate pointer-conversions (P2)(P1)P0.
18153 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18154 conversion to void pointer.
18155 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18157 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18160 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18161 emulated thread local variables.
18163 2008-03-16 Richard Guenther <rguenther@suse.de>
18165 PR middle-end/35607
18166 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18167 expand TREE_INVARIANT operations that are not gimple invariant.
18169 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18171 * doc/extend.texi (Alignment): Say that the ABI controls
18172 the __alignof__ for non-strict-alignment targets rather
18173 than being a recommendation.
18175 2008-03-15 Paul Brook <paul@codesourcery.com>
18177 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18179 (arm_output_fn_unwind): Mark functions that can not be unwound.
18181 2008-03-15 Paul Brook <paul@codesourcery.com>
18183 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18184 extension instructions.
18186 2008-03-15 Richard Guenther <rguenther@suse.de>
18188 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18189 and fold constant aggregate refs.
18190 (fold_const_aggregate_ref): Handle string constants
18191 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18192 (evaluate_stmt): Simplify now that ccp_fold folds constant
18195 2008-03-15 Paul Brook <paul@codesourcery.com>
18197 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18198 (extzv): Use gen_extzv_t2.
18199 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18201 2008-03-15 Richard Guenther <rguenther@suse.de>
18203 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18204 (fold_const_aggregate_ref): Likewise.
18205 (get_value): Return NULL if we don't have any values.
18206 (ccp_finalize): Set const_val to NULL after freeing it.
18207 * tree-flow.h (get_symbol_constant_value): Declare.
18208 (fold_const_aggregate_ref): Likewise.
18209 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18211 2008-03-15 Richard Guenther <rguenther@suse.de>
18213 PR middle-end/35593
18214 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18215 to not produce negative array indices if not allowed. Add
18216 parameter to indicate that.
18217 (maybe_fold_offset_to_component_ref): Allow negative array
18218 indices only for the first member of a structure.
18219 (maybe_fold_offset_to_reference): Allow negative array indices.
18220 (maybe_fold_stmt_addition): Likewise.
18222 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18223 Anatoly Sokolov <aesok@post.ru>
18225 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18226 (avr_arch): Add ARCH_AVR6.
18227 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18228 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18229 instead of fixed value 2.
18230 (print_operand_address): Use gs() asm specifier instead of pm().
18231 (avr_assemble_integer): (Ditto.).
18232 (avr_output_addr_vec_elt): (Ditto.).
18233 (print_operand): Handle "!" code.
18234 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18235 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18236 (AVR_HAVE_EIJMP_EICALL): Define.
18237 (AVR_3_BYTE_PC): Redefine.
18238 (AVR_2_BYTE_PC): (Ditto.).
18239 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18240 (LINK_SPEC): Add atmega2560 and atmega2561.
18241 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18243 * config/avr/avr.md (call_insn): Use eicall instead of icall
18244 for 3 byte PC devices.
18245 (call_value_insn): (Ditto.).
18246 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18247 (indirect_jump): Use only for for 2 byte PC devices.
18248 (*tablejump): (Ditto.).
18249 (*indirect_jump_avr6): Add insn.
18250 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18251 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18252 instead of ijmp for 3 byte PC devices.
18253 (__tablejump2__): (Ditto.).
18254 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18255 (MULITLIB_DIRNAMES): (Ditto.).
18256 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18258 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18260 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18261 "sse2_umulsidi3". Use V1DI mode for operand 0.
18262 ("mmx_psadbw"): Use V1DI mode for operand 0.
18263 * config/i386/i386-modes.def (V1SI): New vector mode.
18264 * config/i386/i386.c (struct builtin_description)
18265 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18266 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18267 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18268 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18269 v1di_ftype_v8qi_v8qi type.
18270 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18272 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18273 __builtin_ia32_pmuludq]: Fix the mode of return value.
18275 2008-03-15 Richard Guenther <rguenther@suse.de>
18277 PR middle-end/35595
18278 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18281 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18283 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18284 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18285 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18286 unless TARGET_SERIALIZE_VOLATILE is enabled.
18287 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18288 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18289 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18291 2008-03-14 Richard Guenther <rguenther@suse.de>
18293 PR tree-optimization/34172
18294 * tree-flow.h (refs_may_alias_p): Declare.
18295 (get_single_def_stmt): Likewise.
18296 (get_single_def_stmt_from_phi): Likewise.
18297 (get_single_def_stmt_with_phi): Likewise.
18298 * tree-dfa.c (refs_may_alias_p): New function.
18299 (get_single_def_stmt): Likewise.
18300 (get_single_def_stmt_from_phi): Likewise.
18301 (get_single_def_stmt_with_phi): Likewise.
18302 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18303 (vn_reference_lookup_1): New helper function.
18304 (vn_reference_lookup): Walk the virtual use-def chain to
18305 continue searching for a match if the def does not alias the
18306 reference we are looking for.
18308 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18310 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18311 archive and Perzl. Update The Written Word listing.
18313 2008-03-14 Richard Guenther <rguenther@suse.de>
18315 PR tree-optimization/34043
18316 PR tree-optimization/33989
18317 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18319 (bitmap_find_leader): Use extra argument to verify dominance
18320 relationship inside a basic-block.
18321 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18322 (find_leader_in_sets): Adjust.
18323 (create_component_ref_by_pieces): Take extra argument for
18324 dominance check, handle lookup failures.
18325 (find_or_generate_expression): Likewise.
18326 (create_expression_by_pieces): Likewise.
18327 (insert_into_preds_of_block): Adjust.
18328 (create_value_expr_from): If asked for, verify all operands
18329 are in the blocks AVAIL_OUT set.
18330 (make_values_for_stmt): Check for SSA_NAMEs that are life
18331 over an abnormal edge.
18332 (compute_avail): Remove such check.
18333 (do_SCCVN_insertion): New function.
18334 (eliminate): If we do not find a leader suitable for replacement
18335 insert a replacement expression from SCCVN if available.
18336 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18337 (struct vn_ssa_aux): Add needs_insertion flag.
18338 * tree-ssa-sccvn.c (may_insert): New global flag.
18339 (copy_reference_ops_from_ref): Value-number union member access
18340 based on its size, not type and member if insertion is allowed.
18341 (visit_reference_op_load): For a weak match from union type
18342 punning lookup a view-converted value and insert a SSA_NAME
18343 for that value if that is not found.
18344 (visit_use): Make dumps shorter. Do not disallow value numbering
18345 SSA_NAMEs that are life over an abnormal edge to constants.
18346 (free_scc_vn): Release inserted SSA_NAMEs.
18347 (run_scc_vn): New flag to specify whether insertion is allowed.
18348 Process SSA_NAMEs in forward order.
18349 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18350 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18351 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18352 pointer type to/from integral types that do not change the
18353 precision to regular conversions.
18355 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18357 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18358 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18359 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18360 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18361 input arguments and the mode of return value. Built-in functions
18362 that operate on whole 64-bit MMX register now use V1DI mode.
18364 2008-03-13 Alon Dayan <alond@il.ibm.com>
18365 Olga Golovanevsky <olga@il.ibm.com>
18367 PR tree-optimization/35041
18368 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18369 to locate the right position in a statement.
18371 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18375 * config/i386/xmmintrin.h: Change all static inline functions to
18376 extern inline and add __gnu_inline__ attribute.
18377 * config/i386/bmintrin.h: Ditto.
18378 * config/i386/smmintrin.h: Ditto.
18379 * config/i386/tmmintrin.h: Ditto.
18380 * config/i386/mmintrin-common.h: Ditto.
18381 * config/i386/ammintrin.h: Ditto.
18382 * config/i386/emmintrin.h: Ditto.
18383 * config/i386/pmmintrin.h: Ditto.
18384 * config/i386/mmintrin.h: Ditto.
18385 * config/i386/mm3dnow.h: Ditto.
18387 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18389 PR middle-end/35185
18390 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18391 (lower_omp_2): New function.
18392 (lower_omp_1, lower_omp): Rewritten.
18394 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18397 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18398 with the phrase "Microsoft Windows compilers".
18399 (Push/Pop Macro Pragmas): New subsection. Document
18400 #pragma push_macro and pragma pop_macro.
18402 2008-03-12 Paul Brook <paul@codesourcery.com>
18404 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18406 2008-03-12 Paul Brook <paul@codesourcery.com>
18408 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18409 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18410 (thumb2_addsi_shortim): Rename ...
18411 (thumb2_addsi_short): ... to this. Allow register operands.
18412 (thumb2_subsi_short): New pattern.
18413 (thumb2_one_cmplsi2_short,
18414 thumb2_negsi2_short): New patterns and peepholes.
18416 2008-03-12 Paul Brook <paul@codesourcery.com>
18418 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18420 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18422 * config/i386/i386.md (int_cond): New code iterator.
18424 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18425 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18426 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18427 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18428 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18429 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18430 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18431 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18433 2008-03-12 Paul Brook <paul@codesourcery.com>
18435 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18436 instead of {arm,thumb}_compute_save_reg_mask.
18437 (output_return_instruction): Ditto.
18438 (thumb_unexpanded_epilogue): Ditto.
18439 (thumb1_expand_prologue): Ditto.
18440 (thumb1_output_function_prologue): Ditto.
18441 (arm_set_return_address): Ditto.
18442 (thumb_set_return_address): Ditto.
18443 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18444 regs to achieve stack alignment.
18445 (thumb1_compute_save_reg_mask): Fix compiler warning.
18446 (arm_output_epilogue): Use offsets->saved_regs_mask.
18447 Adjust stack pointer by poping call clobered registers.
18448 (arm_expand_prologue): Use offsets->saved_regs_mask.
18449 Adjust stack pointer by pushing extra registers.
18450 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18452 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18455 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18456 conversion to the operands of a multiplication.
18458 2008-03-12 Richard Guenther <rguenther@suse.de>
18460 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18461 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18462 * timevar.def (TV_TREE_PHIPROP): Add.
18463 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18464 pass description. Use TV_TREE_PHIPROP.
18465 * tree-ssa-forwprop.c: Remove phiprop code.
18467 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18469 PR middle-end/35549
18470 * omp-low.c (maybe_lookup_decl): Constify first argument.
18471 (use_pointer_for_field): Change last argument from bool to
18472 omp_context *. Disallow shared copy-in/out in nested
18473 parallel if decl is shared in outer parallel too.
18474 (build_outer_var_ref, scan_sharing_clauses,
18475 lower_rec_input_clauses, lower_copyprivate_clauses,
18476 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18478 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18479 Ira Rosen <irar@il.ibm.com>
18481 * tree-vectorizer.c (free_stmt_vec_info): New function.
18482 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18483 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18484 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18485 * tree-vect-transform.c (vectorizable_conversion): Free
18486 vec_oprnds0 if it was allocated.
18487 (vect_permute_store_chain): Remove unused VECs.
18488 (vectorizable_store): Free VECs that are allocated in the..
18490 (vect_transform_strided_load, vectorizable_load): Likewise.
18491 (vect_remove_stores): Simplify the code.
18492 (vect_transform_loop): Move code to vect_remove_stores().
18493 Call vect_remove_stores() and free_stmt_vec_info().
18495 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18497 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18498 TARGET_HPUX. Revise comment.
18499 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18500 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18501 Use sr4 variant of `be' instruction when not generating PIC code.
18502 (attr_length_call): Adjust for above change.
18504 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18506 * ipa-reference.c (static_execute): Remove module_statics_const and
18507 associated setting code.
18509 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18512 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18513 predicate for operand 1.
18514 (paritysi2_cmp): Use register_operand predicate for operand 2.
18515 Use earlyclobber modifier for operand 1. Remove support for
18517 (paritydi2_cmp): Use register_operand predicate for operand 3.
18518 Use earlyclobber modifier for operand 1. Remove support for
18521 2008-03-11 Paul Brook <paul@codesourcery.com>
18522 Vladimir Prus <vladimir@codesourcery.com>
18524 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18525 (arm_compute_save_reg0_reg12_mask): Always
18526 check if register 11 must be saved. Always safe hard frame pointer
18527 when frame_pointer_needeed.
18528 (arm_compute_save_reg_mask): Save IP and PC
18529 only with apcs frames.
18530 (arm_output_epilogue): Adjust Thumb2 codepath to
18531 be also invoked and work for ARM non-apcs frames.
18532 (arm_expand_prologue): Don't bother saving IP
18533 for non-apcs frame, since it's not clobbered by
18534 prologue code. Implement non-apcs frame
18537 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18539 PR rtl-optimization/35281
18540 * expr.c (convert_move): Use a new pseudo for the intermediate
18541 from_mode->word_mode result.
18543 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18545 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18546 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18547 * toplev.c (compile_file): Don't call it.
18549 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18551 PR middle-end/35526
18552 * expr.c (store_expr): Call emit_block_move if the mode
18553 of "temp" RTX is BLKmode.
18555 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18556 Richard Guenther <rguenther@suse.de>
18558 PR tree-optimization/31358
18559 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18560 the step with a NULL_TREE.
18561 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18562 to sizetype if type is a pointer type.
18563 (add_candidate_1): Don't convert the base and step to
18564 the generic type if the orginal type is a pointer type.
18565 (add_iv_value_candidates): Use sizetype for the step
18566 if type is a pointer type.
18567 (cand_value_at): Likewise.
18568 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18570 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18571 Don't convert the tem affine to the type.
18572 (add_elt_to_tree): Use sizetype for the step if a pointer.
18573 Use POINTER_PLUS_EXPR for pointers.
18574 (aff_combination_to_tree): Use sizetype for the step if a
18577 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18579 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18580 Remove commutativity hint.
18582 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18586 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18587 errorneous type. Check that v is a VAR_DECL.
18589 PR middle-end/35099
18590 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18592 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18594 PR tree-optimization/35494
18595 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18596 may be overriden at link and run time.
18598 2008-03-10 Richard Guenther <rguenther@suse.de>
18600 PR tree-optimization/34677
18601 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18602 (poolify_tree): Likewise.
18603 (modify_expr_template): Likewise.
18604 (poolify_modify_stmt): Likewise.
18605 (insert_fake_stores): Handle all component-ref style stores
18606 in addition to INDIRECT_REF. Also handle complex types.
18607 Do not poolify the inserted load.
18608 (realify_fake_stores): Do not rebuild the tree but only
18609 make it a SSA_NAME copy.
18610 (init_pre): Remove initialzation of modify_expr_template.
18611 Do not allocate modify_expr_node_pool.
18612 (fini_pre): Do not free modify_expr_node_pool.
18614 2008-03-10 Paul Brook <paul@codesourcery.com>
18616 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18617 to avoid conflicts.
18619 2008-03-10 Paul Brook <paul@codesourcery.com>
18620 Mark Shinwell <shinwell@codesourcery.com>
18622 * config/arm/cortex-r4.md: New.
18623 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18625 * config/arm/arm.md: Include cortex-r4.md.
18626 (insn): Add smmls, sdiv and udiv values.
18627 (generic_sched): Don't use generic scheduling for Cortex-R4.
18628 (arm_issue_rate): New function.
18629 (TARGET_SCHED_ISSUE_RATE): Define.
18631 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18633 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18635 2008-03-10 Richard Guenther <rguenther@suse.de>
18637 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18638 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18640 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18642 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18643 Set default to true.
18645 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18647 * c.opt (Wsynth): Deprecate.
18648 * doc/invoke.texi (Option Summary, Warning Options): Document
18649 -Wno-format-contains-nul.
18651 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18654 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18655 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18657 2008-03-09 Ira Rosen <irar@il.ibm.com>
18659 * config/rs6000/rs6000.c (builtin_description): Rename vector
18660 left shift operations.
18661 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18662 (altivec_vsl<VI_char>): Rename to ...
18663 (ashl<mode>3): ... new name.
18664 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18666 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18668 2008-03-08 Richard Guenther <rguenther@suse.de>
18670 * coverage.h (tree_coverage_counter_addr): Declare.
18671 * coverage.c (tree_coverage_counter_addr): New function.
18672 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18673 before using again.
18674 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18675 (tree_gen_one_value_profiler): Likewise.
18676 (tree_gen_ic_profiler): Likewise.
18677 (tree_gen_average_profiler): Likewise.
18678 (tree_gen_ior_profiler): Likewise.
18680 2008-03-08 Richard Guenther <rguenther@suse.de>
18682 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18683 (vn_binary_op_insert): Likewise.
18684 (vn_unary_op_lookup): Likewise.
18685 (vn_unary_op_insert): Likewise.
18686 (vn_nary_op_lookup): Declare.
18687 (vn_nary_op_insert): Likewise.
18688 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18689 and binary hashes, use a single obstack for unary_op_pool
18690 and binary_op_pool.
18691 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18692 a single struct vn_nary_op_s. Store tree code length and
18693 a variable number of operands.
18694 (struct vn_reference_op_struct): Remove unused op2.
18695 (vn_reference_op_eq): Do not compare op2.
18696 (vn_reference_op_compute_hash): Do not compute hash of op2.
18697 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18698 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18699 with vn_nary_op_compute_hash.
18700 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18701 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18703 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18705 (visit_unary_op): Call nary functions.
18706 (visit_binary_op): Likewise.
18707 (process_scc): Adjust for struct vn_tables_s changes.
18708 (allocate_vn_table): Likewise.
18709 (free_vn_table): Likewise.
18710 * tree-vn.c (vn_add): Call nary functions.
18711 (vn_lookup): Likewise.
18713 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18716 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18717 wdst back after sync_compare_and_swapqhi_internal.
18719 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18722 * config/i386/i386-modes.def (V1DI): New vector mode.
18723 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18724 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18725 (MMXMODE248): Ditto.
18726 (MMXMODE): Add V1DI mode.
18727 (mmxvecsize): Change DI mode to V1DI mode.
18728 ("mov<mode>): Use MMXMODEI8 mode iterator.
18729 ("*mov<mode>_internal_rex64"): Ditto.
18730 ("*mov<mode>_internal"): Ditto.
18731 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18732 ("mmx_sub<mode>3"): Ditto.
18733 ("mmx_adddi3"): Remove insn pattern.
18734 ("mmx_subdi3"): Ditto.
18735 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18736 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18737 ("mmx_ashl<mode>3"): Ditto.
18738 ("mmx_lshrdi3"): Remove insn pattern.
18739 ("mmx_ashldi3"): Ditto.
18740 * config/i386/i386.c (classify_argument): Handle V1DImode.
18741 (function_arg_advance_32): Ditto.
18742 (function_arg_32): Ditto.
18743 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18744 mmx_addv1di3 insn pattern.
18745 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18746 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18747 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18748 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18749 Remove definitions of built-in functions.
18750 (V1DI_type_node): New node.
18751 (v1di_ftype_v1di_int): Ditto.
18752 (v1di_ftype_v1di_v1di): Ditto.
18753 (v2si_ftype_v2si_si): Ditto.
18754 (v4hi_ftype_v4hi_di): Remove node.
18755 (v2si_ftype_v2si_di): Ditto.
18756 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18757 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18758 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18759 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18760 Add new builtins using def_builtin_const.
18761 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18762 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18763 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18764 * config/i386/mmintrin.h (__v1di): New typedef.
18765 (_mm_add_si64): Cast arguments to __v1di type.
18766 (_mm_sub_si64): Ditto.
18767 (_mm_sll_pi16): Cast __count to __v4hi type.
18768 (_mm_sll_pi32): Cast __count to __v2si type.
18769 (_mm_sll_si64): Cast arguments to __v1di type.
18770 (_mm_srl_pi16): Cast __count to __v4hi type.
18771 (_mm_srl_pi32): Cast __count to __v2si type.
18772 (_mm_srl_si64): Cast arguments to __v1di type.
18773 (_mm_sra_pi16): Cast __count to __v4hi type.
18774 (_mm_sra_pi32): Cast __count to __v2si type.
18775 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18776 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18777 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18778 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18779 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18780 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18781 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18782 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18783 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18784 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18785 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18786 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18788 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18790 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18792 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18795 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18796 reg+const addressing for Altivec modes. Don't generate reg+reg
18797 addressing for TFmode or TDmode quantities.
18799 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18801 * c-common.c (vector_types_convertible_p): Call langhook
18802 instead of comptypes.
18804 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18807 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18808 integral and scalar float variables which have a
18811 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18813 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18814 dwarf_register_span hook when emitting unwind information for
18815 register-to-memory saves.
18816 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18817 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18819 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18821 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18822 for the same VAR_DECL.
18824 2008-03-06 Tom Tromey <tromey@redhat.com>
18826 * treelang: Delete.
18827 * doc/standards.texi (Standards): Don't mention treelang.
18828 * doc/invoke.texi (Overall Options): Don't mention treelang.
18829 * doc/install.texi (Prerequisites): Don't mention bison or
18831 (Configuration): Don't mention treelang.
18832 (Building): Likewise.
18833 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18835 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18837 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18838 word-extractions out of a multi-word object.
18840 2008-03-06 Richard Guenther <rguenther@suse.de>
18842 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18843 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18844 result type and precision.
18845 * expr.c (get_inner_reference): Set unsignedp based on the result
18846 type of BIT_FIELD_REF.
18847 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18848 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18849 (try_instantiate_multiple_fields): Likewise. Use the correct type
18851 (sra_build_assignment): Likewise.
18852 (sra_build_elt_assignment): Likewise.
18853 (sra_explode_bitfield_assignment): Likewise.
18854 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18855 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18856 set BIT_FIELD_REF_UNSIGNED.
18857 (vectorizable_load): Likewise.
18859 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18861 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18864 2008-03-06 Richard Guenther <rguenther@suse.de>
18866 * alias.c (struct alias_set_entry): Move has_zero_child field
18867 to pack with alias_set.
18869 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18871 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18874 2008-03-05 Ian Lance Taylor <iant@google.com>
18876 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18878 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18880 * fwprop.c (update_df): Support width and offset parameters of
18882 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18883 global_conflicts): Change DF_REF_EXTRACT to either
18884 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18885 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18886 * df-scan.c (df_ref_record, df_defs_record,
18887 df_ref_create_structure, df_def_record_1, df_uses_record,
18888 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18889 df_bb_refs_collect, df_entry_block_defs_collect,
18890 df_exit_block_uses_collect): Support new width and offset fields.
18891 (ref_extract_pool): New storage pool.
18892 (df_free_ref): New function.
18893 (df_reg_chain_unlink, df_free_collection_rec,
18894 df_sort_and_compress_refs): Call df_free_ref.
18895 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18897 (df_ref_create_structure): Allocate df_ref_extract if offset and
18898 width fields are used.
18899 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18900 (df_uses_record): Get offset and width from ZERO_EXTRACT
18902 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18903 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18904 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18905 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18906 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18907 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18908 (df_ref_extract): New structure.
18909 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18910 (df_ref_create): Add width and offset parameters.
18912 2008-03-05 Richard Guenther <rguenther@suse.de>
18914 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18915 Use ranges_overlap_p.
18916 (offset_overlaps_with_access): Rename
18917 to ranges_overlap_p and move ...
18918 * tree-flow-inline.h (ranges_overlap_p): ... here.
18920 * tree.h (get_inner_reference, handled_component_p): Update
18923 * tree.h (record_component_aliases, get_alias_set,
18924 alias_sets_conflict_p, alias_sets_must_conflict_p,
18925 objects_must_conflict_p): Move declarations ...
18926 * alias.h (record_component_aliases, get_alias_set,
18927 alias_sets_conflict_p, alias_sets_must_conflict_p,
18928 objects_must_conflict_p): ... here.
18929 Include coretypes.h.
18930 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18932 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18934 * cfg.c: Include tree-flow.h.
18935 (remove_edge_raw): Call redirect_edge_var_map_clear.
18936 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18937 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18938 (redirect_edge_var_map_result): New.
18939 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18940 PENDING_STMT use with redirect_edge_var_map_*.
18941 * tree-ssa.c (edge_var_maps): New definition.
18942 (redirect_edge_var_map_add): New.
18943 (redirect_edge_var_map_clear): New.
18944 (redirect_edge_var_map_dup): New.
18945 (redirect_edge_var_map_vector): New.
18946 (redirect_edge_var_map_destroy): New.
18947 (ssa_redirect_edge): Replace PENDING_STMT use with
18948 redirect_edge_var_map_*.
18949 (flush_pending_stmts): Same.
18950 (delete_tree_ssa): Destroy edge var map.
18951 * tree-flow.h (struct _edge_var_map): New.
18952 Define edge_var_map vector type.
18953 Declare redirect_edge_var_map_* prototypes.
18954 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18955 * tree-cfg.c (reinstall_phi_args): Replace
18956 PENDING_STMT use with redirect_edge_var_map_*.
18958 2008-03-05 Richard Guenther <rguenther@suse.de>
18960 PR tree-optimization/35472
18961 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18962 whose single use_stmt has a overlapping set of loaded and
18963 stored symbols as that use_stmt might be a noop assignment then.
18965 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18967 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18969 2008-03-05 Richard Guenther <rguenther@suse.de>
18972 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18973 should be constants.
18974 * tree-cfg.c (verify_expr): Verify it.
18975 * fold-const.c (fold_truthop): Remove code generating
18976 BIT_FIELD_REFs of structure bases.
18977 (fold_binary): Likewise.
18978 (fold_ternary): Position and size of BIT_FIELD_REFs are
18979 always host integers.
18980 (make_bit_field_ref): Remove.
18981 (optimize_bit_field_compare): Remove.
18982 (all_ones_mask_p): Remove.
18984 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18987 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18988 (split_block_and_df_analyze): New. Split basic block and rebuild
18990 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18992 (split_pattern_seq): Likewise.
18993 (erase_matching_seqs): Likewise.
18994 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18996 2008-03-04 Geoff Keating <geoffk@apple.com>
18998 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18999 declaration and code.
19000 (tree_invalid_nonnegative_warnv_p): Likewise.
19002 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19004 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19005 examples. Truncate option-names then causing overfull hbox.
19007 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19010 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19012 * configure: Rebuilt.
19014 2008-03-04 Rafael Espíndola <espindola@google.com>
19016 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19017 (tree_unary_nonnegative_warnv_p): New.
19018 (tree_binary_nonnegative_warnv_p): New.
19019 (tree_single_nonnegative_warnv_p): New.
19020 (tree_invalid_nonnegative_warnv_p): New.
19021 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19023 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19026 * opts.c (handle_option): Postpone 'unknown option' errors only for
19029 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19032 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19035 2008-03-04 Rafael Espíndola <espindola@google.com>
19037 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19038 (tree_binary_nonzero_warnv_p): New.
19039 (tree_single_nonzero_warnv_p): New.
19040 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19042 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19044 PR middle-end/35456
19045 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19046 transformations for modes that have signed zeros.
19047 * ifcvt.c (noce_try_abs): Ditto.
19049 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19051 * config/i386/i386.c (override_options): Force
19052 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19054 2008-03-04 Jan Hubicka <jh@suse.cz>
19057 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19060 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19062 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19063 label to probe the stack.
19065 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19067 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19068 (__gthr_win32_mutex_destroy): Declare.
19069 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19070 __gthr_win32_mutex_destroy.
19071 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19073 2008-03-03 Jan Hubicka <jh@suse.cz>
19076 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19077 aggressive on inlining cold calls.
19079 2008-03-03 Richard Guenther <rguenther@suse.de>
19081 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19082 struct copies into the expression table.
19083 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19084 (try_to_simplify): Likewise.
19085 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19086 integral and pointer arguments which do not change the
19087 precision to NOP_EXPRs.
19088 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19089 VIEW_CONVERT_EXPR case.
19091 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19093 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19094 defined in a loop at depth 0 is invariant.
19095 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19096 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19097 be called at loop depth 0.
19099 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19102 * gcc.c (process_command): Update copyright notice dates.
19103 * gcov.c (print_version): Likewise.
19104 * gcov-dump.c (print_version): Likewise.
19105 * mips-tfile.c (main): Likewise.
19106 * mips-tdump.c (main): Likewise.
19108 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19111 * c-common.c (flag_permissive): Delete.
19112 (constant_expression_warnings): Check flags first.
19113 (constant_expression_error): New.
19114 * c-common.h (flag_permissive): Delete.
19115 (constant_expression_error): Declare.
19116 * flags.h (flag_permissive): Declare. Update description.
19117 * diagnostic.c (pedwarn): Update.
19119 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19120 (permissive_error_kind): New.
19121 * toplev.c (flag_permissive): Define. Update description.
19122 * toplev.h (permissive_error_kind): Declare.
19123 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19124 (pedwarn_c90): Use pedantic_warning_kind.
19125 * c-opts.c (c_common_post_options): flag_permissive does not affect
19126 flag_pedantic_errors.
19128 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19130 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19131 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19132 __absvsi2, __absvDI2): Use unsigned arithmetic.
19134 2008-03-02 Andi Kleen <ak@suse.de>
19135 Richard Guenther <rguenther@suse.de>
19137 * struct-equiv.c: Remove file.
19138 * cfg_cleanup.c (condjump_equiv_p): Remove.
19139 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19140 (struct-equiv.o): Remove rule.
19141 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19142 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19143 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19145 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19147 * ifcvt.c (noce_process_if_block): Try to handle only the then
19148 block if the else block exists but isn't suitable.
19150 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19153 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19154 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19155 regression from previous patch.
19157 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19160 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19162 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19163 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19164 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19165 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19166 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19167 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19168 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19169 (__gthread_mutex_destroy_function): Rename to
19170 __gthread_mutex_destroy.
19171 * gthr-dce.h (__gthread_mutex_destroy): Call
19172 pthread_mutex_destroy.
19173 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19174 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19175 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19177 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19179 * df-scan.c (df_ref_chain_change_bb): Simplify.
19180 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19181 set_block_for_insn if there's any change.
19182 * df.h ((df_insn_change_bb): Fix prototype.
19183 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19184 df_insn_change_bb, don't call set_block_for_insn.
19185 * emit-rtl.c (reorder_insns): Likewise.
19186 * haifa-sched.c (move_insn): Likewise.
19188 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19190 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19192 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19194 * tree-flow-inline.h (next_readonly_imm_use): Return
19195 NULL_USE_OPERAND_P after the end.
19197 2008-03-01 Richard Guenther <rguenther@suse.de>
19199 PR tree-optimization/35411
19200 * tree-sra.c (sra_build_assignment): Split conversion to
19201 final type to a separate statement if we are not assigning
19204 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19206 * fold-const.c (fold_convertible_p): Correct the logic to follow
19207 that in fold_convert().
19209 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19212 * tree-inline.c (build_duplicate_type): When we make a
19213 duplicate type, make it unique in the canonical types system.
19215 2008-02-29 Tom Tromey <tromey@redhat.com>
19217 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19218 input_file_stack_history, input_file_stack_restored): Remove.
19219 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19220 * input.h (struct file_stack): Remove.
19221 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19222 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19224 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19226 (diagnostic_last_module_changed): Add 'map' argument.
19227 (diagnostic_set_last_function): Likewise.
19228 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19229 line map, not input_file_stack.
19230 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19232 2008-02-29 Paul Brook <paul@codesourcery.com>
19234 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19236 2008-02-29 Paul Brook <paul@codesourcery.com>
19238 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19240 2008-02-29 Richard Guenther <rguenther@suse.de>
19242 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19244 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19245 value for comparing for a store match.
19246 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19247 (try_to_simplify): Do not do a full-blown reference lookup.
19249 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19251 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19252 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19254 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19256 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19258 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19259 strides against cache sizes.
19261 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19263 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19266 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19268 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19269 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19270 is smaller than the original promoted value.
19271 (simplify_subreg): If OP is a SUBREG, try to preserve its
19272 SUBREG_PROMOTED_VAR_P information.
19274 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19276 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19277 (VN_INFO_GET): Allocate new objects on the obstack.
19278 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19279 for rpo_numbers_temp, for consistency.
19280 (free_scc_vn): Free the obstack.
19282 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19284 * doc/invoke.texi: Document -ftree-loop-distribution.
19285 * tree-loop-distribution.c: New.
19286 * tree-pass.h (pass_loop_distribution): New.
19287 * graphds.h (struct graph): Add htab_t indices.
19288 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19289 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19290 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19291 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19292 * tree-data-ref.c (debug_data_dependence_relations): New.
19293 (dump_data_dependence_relation): Also print data references.
19294 (free_data_ref): Extern.
19295 (same_access_functions): Moved...
19296 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19297 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19298 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19299 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19300 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19301 (stmts_from_loop): Skip LABEL_EXPR.
19302 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19304 (build_rdg): Initialize rdg->indices htab.
19305 (free_rdg, stores_from_loop, ref_base_address,
19306 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19307 have_similar_memory_accesses_1, ref_base_address_1,
19308 remove_similar_memory_refs): New.
19309 * tree-data-ref.h: Depend on tree-chrec.h.
19310 (debug_data_dependence_relations, free_data_ref): Declared.
19311 (same_access_functions): ... here.
19312 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19314 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19315 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19316 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19317 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19318 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19319 rdg_vertex_for_stmt): Declared.
19320 (struct rdg_edge): Add level.
19322 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19323 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19325 (rdg_has_similar_memory_accesses): New.
19326 * tree-vect-analyze.c: Remove unused static decls.
19327 * lambda.h (dependence_level): New.
19328 * common.opt (ftree-loop-distribution): New.
19329 * tree-flow.h (mark_virtual_ops_in_bb,
19330 slpeel_tree_duplicate_loop_to_edge_cfg,
19331 rename_variables_in_loop): Declared.
19332 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19333 (OBJS-common): Add tree-loop-distribution.o.
19334 (tree-loop-distribution.o): New rule.
19335 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19336 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19337 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19339 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19342 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19343 other than structures and unions.
19345 2008-02-28 Richard Guenther <rguenther@suse.de>
19348 2008-02-26 Richard Guenther <rguenther@suse.de>
19350 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19351 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19352 (lookup_decl_from_uid): Declare.
19353 (remove_decl_from_map): Likewise.
19354 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19355 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19356 (decl_for_uid_map): New global hashtable mapping DECL_UID
19358 (init_ttree): Allocate it.
19359 (insert_decl_to_uid_decl_map): New helper function.
19360 (make_node_stat): Insert new decls into the map.
19361 (copy_node_stat): Likewise.
19362 (lookup_decl_from_uid): New function.
19363 (remove_decl_from_map): Likewise.
19364 (print_decl_for_uid_map_statistics): New helper.
19365 (dump_tree_statistics): Call it.
19367 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19368 (referenced_var_iterator): Adjust.
19369 (FOR_EACH_REFERENCED_VAR): Adjust.
19370 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19371 (num_referenced_vars): Adjust.
19372 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19373 (first_referenced_var): Remove.
19374 (end_referenced_vars_p): Likewise.
19375 (next_referenced_var): Likewise.
19376 (referenced_var_iterator_set): New helper function.
19377 * tree-dfa.c (referenced_var_lookup): Adjust.
19378 (referenced_var_check_and_insert): Likewise.
19379 (remove_referenced_var): Likewise.
19380 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19381 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19382 (verify_call_clobbering): Likewise.
19383 (verify_memory_partitions): Likewise.
19384 (init_tree_ssa): Allocate bitmap instead of hashtable for
19386 (delete_tree_ssa): Adjust.
19387 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19388 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19389 (compute_tag_properties): Likewise.
19390 (set_initial_properties): Likewise.
19391 (find_partition_for): Likewise.
19392 (update_reference_counts): Likewise.
19393 (dump_may_aliases_for): Likewise.
19394 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19395 (add_call_clobber_ops): Likewise.
19396 (add_call_read_ops): Likewise.
19397 (get_asm_expr_operands): Likewise.
19398 * tree-into-ssa.c (dump_decl_set): Likewise.
19399 (update_ssa): Likewise.
19400 * tree-sra.c (scan_function): Likewise.
19401 (decide_instantiations): Likewise.
19402 (scalarize_parms): Likewise.
19403 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19404 (dsa_named_for): Likewise.
19405 * tree-ssa-structalias.c (update_alias_info): Likewise.
19406 (merge_smts_into): Likewise.
19408 2008-02-27 David Daney <ddaney@avtrex.com>
19411 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19412 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19413 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19414 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19415 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19417 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19420 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19421 (BUILT_IN_NEXTTOWARD): Remove.
19422 (BUILT_IN_NEXTTOWARDF): Ditto.
19423 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19424 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19426 2008-02-27 Tom Tromey <tromey@redhat.com>
19428 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19429 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19431 2008-02-27 Jan Beulich <jbeulich@novell.com>
19433 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19434 update the respective field on newdecl.
19436 2008-02-27 Revital Eres <eres@il.ibm.com>
19438 PR rtl-optimization/34999
19439 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19440 crossing edges that ends with a call insn.
19441 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19442 call insn and clear the EDGE_CROSSING flag of the crossing edge
19443 when fixing fallthru edges.
19445 2008-02-27 Richard Guenther <rguenther@suse.de>
19447 PR middle-end/35390
19448 * fold-const.c (fold_unary): Return the correct argument,
19449 converted to the result type.
19451 2008-02-27 Richard Guenther <rguenther@suse.de>
19453 PR middle-end/34971
19454 * expr.c (expand_expr_real_1): Assert on rotates that operate
19456 * fold-const.c (fold_binary): Use the types precision, not the
19457 bitsize of the mode if folding rotate expressions. Build rotates
19458 only for full modes.
19460 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19462 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19463 and CPP_PRAGMA_EOL.
19464 * c-pragma.c (pragma_ns_name): New typedef.
19465 (registered_pp_pragmas): New variable.
19466 (c_pp_lookup_pragma): New function.
19467 (c_register_pragma_1): If flag_preprocess_only, do nothing
19468 for non-expanded pragmas, for expanded ones push pragma's
19469 namespace and name into registered_pp_pragmas vector.
19470 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19471 flag_preprocess_only, don't register GCC pch_preprocess
19472 pragma if flag_preprocess_only.
19473 * c-opts.c (c_common_init): Call init_pragma even if
19474 flag_preprocess_only.
19475 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19476 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19477 cpp_register_pragma if flag_preprocess_only.
19479 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19482 * c-parser.c (c_parser_translation_unit): Warn for empty
19483 translation unit, not empty source file.
19485 2008-02-26 Paul Brook <paul@codesourcery.com>
19487 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19488 operand for Thumb-2.
19489 * config/arm/arm.h (reg_class): Add CORE_REGS.
19490 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19491 (BASE_REG_CLASS): Use CORE_REGS.
19492 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19493 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19494 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19495 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19496 ARM_REGNO_OK_FOR_INDEX_P.
19497 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19498 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19499 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19500 (ldm/stm peepholes): Ditto.
19501 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19502 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19503 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19504 * config/arm/constraints.md: Enable "k" constraint on ARM.
19506 2008-02-27 Ben Elliston <bje@au.ibm.com>
19508 * config/rs6000/rs6000.c: Annotate cache line size field in all
19509 instances of struct processor_costs.
19511 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19513 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19514 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19515 jump_bypass): New counters.
19516 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19517 * dce.c (gate_ud_dce): Same.
19518 (gate_fast_dce): Same.
19519 * dse.c (gate_dse1): New function.
19520 (gate_dse2): New function.
19521 (gate_dse): Merge results of new gate functions.
19522 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19523 (gate_handle_jump_bypass): Add dbg_cnt.
19524 (gate_handle_gcse): Add dbg_cnt.
19525 * ifcvt.c (gate_handle_if_conversion): Same.
19526 (gate_handle_if_after_combine): Same.
19527 (gate_handle_if_after_reload): Same.
19528 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19530 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19532 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19534 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19536 2008-02-26 Jason Merrill <jason@redhat.com>
19539 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19540 alone if it's the naming decl for the type's main variant.
19542 2008-02-26 Tom Tromey <tromey@redhat.com>
19544 * system.h (USE_MAPPED_LOCATION): Poison.
19545 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19546 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19547 (make_goto_expr_edges): Likewise.
19548 (remove_bb): Likewise.
19549 (execute_warn_function_return): Likewise.
19550 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19552 * c-common.c (fname_decl): Remove old location code.
19553 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19555 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19557 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19558 (gen_rtx_ASM_INPUT): Likewise.
19559 (gen_rtx_ASM_INPUT_loc): Likewise.
19560 (get_rtx_asm_OPERANDS): Remove.
19561 * cfglayout.c (insn_locators_alloc): Remove old location code.
19562 (set_curr_insn_source_location): Likewise.
19563 (curr_insn_locator): Likewise.
19564 * print-tree.c (print_node): Remove old location code.
19565 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19566 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19567 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19568 location_from_locus.
19569 (construct_exit_block): Remove old location code.
19570 * emit-rtl.c (force_next_line_note): Remove old location code.
19571 * profile.c (branch_prob): Remove old location code.
19572 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19573 LOC_LINE): Remove old-location variants.
19574 * langhooks.c (lhd_print_error_function): Remove old location
19576 * configure, config.in: Rebuilt.
19577 * configure.ac (--enable-mapped-location): Remove.
19578 * c-decl.c (c_init_decl_processing): Remove old location code.
19579 (finish_function): Likewise.
19580 * recog.c (decode_asm_operands): Remove old location code.
19581 * c-pch.c (c_common_read_pch): Remove old location code.
19582 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19584 * gimple-low.c (lower_function_body): Remove old location code.
19585 * toplev.c (unknown_location): Remove.
19586 (push_srcloc): Remove old-location variant.
19587 (process_options): Remove old location code.
19588 (lang_dependent_init): Likewise.
19589 * input.h (UNKNOWN_LOCATION): Move definition.
19590 (location_t): Undeprecate.
19591 (source_locus): Remove.
19592 (location_from_locus): Remove.
19593 (struct location_s): Remove.
19594 Remove all old-location code.
19595 (input_line, input_filename): Remove.
19596 * final.c (final_scan_insn): Remove old location code.
19597 * diagnostic.c (diagnostic_build_prefix): Remove
19598 USE_MAPPED_LOCATION test.
19599 * tree.h (gimple_stmt) <locus>: Now a location_t.
19600 (tree_exp) <locus>: Likewise.
19601 (DECL_IS_BUILTIN): Remove old-location variant.
19602 (annotate_with_file_line, annotate_with_locus): Likewise.
19603 (expr_locus, set_expr_locus): Update.
19604 * tree.c (build1_stat): Remove old location code.
19605 (last_annotated_node): Remove.
19606 (annotate_with_file_line): Remove old-location variant.
19607 (annotate_with_locus): Likewise.
19608 (expr_location): Remove old location code.
19609 (set_expr_location): Likewise.
19610 (expr_has_location): Likewise.
19611 (expr_locus): Likewise.
19612 (set_expr_locus): Likewise.
19613 (expr_filename): Don't use location_from_locus.
19614 (expr_lineno): Likewise.
19615 * rtl-error.c (location_for_asm): Remove old location code.
19616 * c-lex.c (cb_line_change): Remove old location code.
19617 (fe_file_change): Likewise.
19618 (cb_def_pragma): Likewise.
19619 (c_lex_with_flags): Likewise.
19620 * gengtype.c (do_typedef): Don't special-case location types.
19621 (define_location_structures): Remove.
19622 (main): Don't call define_location_structures.
19623 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19626 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19629 * builtins.def (BUILT_IN_STDARG_START): Remove.
19630 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19631 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19632 * tree-inline.c (inline_forbidden_p_1): Likewise.
19634 2008-02-26 Richard Guenther <rguenther@suse.de>
19636 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19637 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19638 (lookup_decl_from_uid): Declare.
19639 (remove_decl_from_map): Likewise.
19640 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19641 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19642 (decl_for_uid_map): New global hashtable mapping DECL_UID
19644 (init_ttree): Allocate it.
19645 (insert_decl_to_uid_decl_map): New helper function.
19646 (make_node_stat): Insert new decls into the map.
19647 (copy_node_stat): Likewise.
19648 (lookup_decl_from_uid): New function.
19649 (remove_decl_from_map): Likewise.
19650 (print_decl_for_uid_map_statistics): New helper.
19651 (dump_tree_statistics): Call it.
19653 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19654 (referenced_var_iterator): Adjust.
19655 (FOR_EACH_REFERENCED_VAR): Adjust.
19656 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19657 (num_referenced_vars): Adjust.
19658 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19659 (first_referenced_var): Remove.
19660 (end_referenced_vars_p): Likewise.
19661 (next_referenced_var): Likewise.
19662 (referenced_var_iterator_set): New helper function.
19663 * tree-dfa.c (referenced_var_lookup): Adjust.
19664 (referenced_var_check_and_insert): Likewise.
19665 (remove_referenced_var): Likewise.
19666 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19667 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19668 (verify_call_clobbering): Likewise.
19669 (verify_memory_partitions): Likewise.
19670 (init_tree_ssa): Allocate bitmap instead of hashtable for
19672 (delete_tree_ssa): Adjust.
19673 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19674 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19675 (compute_tag_properties): Likewise.
19676 (set_initial_properties): Likewise.
19677 (find_partition_for): Likewise.
19678 (update_reference_counts): Likewise.
19679 (dump_may_aliases_for): Likewise.
19680 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19681 (add_call_clobber_ops): Likewise.
19682 (add_call_read_ops): Likewise.
19683 (get_asm_expr_operands): Likewise.
19684 * tree-into-ssa.c (dump_decl_set): Likewise.
19685 (update_ssa): Likewise.
19686 * tree-sra.c (scan_function): Likewise.
19687 (decide_instantiations): Likewise.
19688 (scalarize_parms): Likewise.
19689 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19690 (dsa_named_for): Likewise.
19691 * tree-ssa-structalias.c (update_alias_info): Likewise.
19692 (merge_smts_into): Likewise.
19694 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19697 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19698 * c-opts.c (c_common_handle_option): Wall enables
19699 Wvolatile-register-var.
19700 * common.opt: Move Wvolatile-register-var to...
19703 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19705 * common.opt (Wlarger-than=): New.
19706 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19708 * opts.c (common_handle_option): Handle -Wlarger-than=.
19709 * optc-gen.awk: Likewise.
19710 * opth-gen.awk: Likewise.
19711 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19712 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19714 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19716 * c-common.c (match_case_to_enum_1): Add appropriate
19717 OPT_W* parameter to warning.
19718 (c_do_switch_warnings): Likewise.
19719 * c-typeck.c (warning_init): Add one more parameter following
19720 'warning' function.
19721 (push_init_level): Update call to warning_init.
19722 (pop_init_level): Likewise.
19723 (add_pending_init): Likewise.
19724 (output_init_element: Likewise.
19726 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19729 * toplev.c (toplev_main): If there are warnings or error, print
19730 errors for ignored options.
19731 * opts.c (ignored_options): New static variable.
19732 (postpone_unknown_option_error): New.
19733 (print_ignored_options): New.
19734 (handle_option): Postpone errors for unknown -Wno-* options.
19735 * opts.h (print_ignored_options): Declare.
19737 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19739 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19742 2008-02-25 Richard Guenther <rguenther@suse.de>
19745 2008-02-25 Richard Guenther <rguenther@suse.de>
19747 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19748 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19749 (lookup_decl_from_uid): Declare.
19750 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19751 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19752 (decl_for_uid_map): New global hashtable mapping DECL_UID
19754 (init_ttree): Allocate it.
19755 (insert_decl_to_uid_decl_map): New helper function.
19756 (make_node_stat): Insert new decls into the map.
19757 (copy_node_stat): Likewise.
19758 (lookup_decl_from_uid): New function.
19759 (print_decl_for_uid_map_statistics): New helper.
19760 (dump_tree_statistics): Call it.
19762 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19763 (referenced_var_iterator): Adjust.
19764 (FOR_EACH_REFERENCED_VAR): Adjust.
19765 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19766 (num_referenced_vars): Adjust.
19767 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19768 (first_referenced_var): Remove.
19769 (end_referenced_vars_p): Likewise.
19770 (next_referenced_var): Likewise.
19771 (referenced_var_iterator_set): New helper function.
19772 * tree-dfa.c (referenced_var_lookup): Adjust.
19773 (referenced_var_check_and_insert): Likewise.
19774 (remove_referenced_var): Likewise.
19775 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19776 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19777 (verify_call_clobbering): Likewise.
19778 (verify_memory_partitions): Likewise.
19779 (init_tree_ssa): Allocate bitmap instead of hashtable for
19781 (delete_tree_ssa): Adjust.
19782 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19783 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19784 (compute_tag_properties): Likewise.
19785 (set_initial_properties): Likewise.
19786 (find_partition_for): Likewise.
19787 (update_reference_counts): Likewise.
19788 (dump_may_aliases_for): Likewise.
19789 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19790 (add_call_clobber_ops): Likewise.
19791 (add_call_read_ops): Likewise.
19792 (get_asm_expr_operands): Likewise.
19793 * tree-into-ssa.c (dump_decl_set): Likewise.
19794 (update_ssa): Likewise.
19795 * tree-sra.c (scan_function): Likewise.
19796 (decide_instantiations): Likewise.
19797 (scalarize_parms): Likewise.
19798 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19799 (dsa_named_for): Likewise.
19800 * tree-ssa-structalias.c (update_alias_info): Likewise.
19801 (merge_smts_into): Likewise.
19803 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19806 * doc/invoke.texi (-fcx-limited-range): Document new option.
19807 * toplev.c (process_options): Handle -fcx-fortran-rules.
19808 * common.opt: Add documentation for -fcx-fortran-rules.
19810 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19813 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19814 actual behaviour and C99.
19816 2008-02-26 Ben Elliston <bje@au.ibm.com>
19818 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19819 (ASM_CPU_POWER6_SPEC): Likewise.
19820 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19821 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19822 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19824 2008-02-25 Richard Guenther <rguenther@suse.de>
19826 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19827 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19828 (lookup_decl_from_uid): Declare.
19829 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19830 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19831 (decl_for_uid_map): New global hashtable mapping DECL_UID
19833 (init_ttree): Allocate it.
19834 (insert_decl_to_uid_decl_map): New helper function.
19835 (make_node_stat): Insert new decls into the map.
19836 (copy_node_stat): Likewise.
19837 (lookup_decl_from_uid): New function.
19838 (print_decl_for_uid_map_statistics): New helper.
19839 (dump_tree_statistics): Call it.
19841 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19842 (referenced_var_iterator): Adjust.
19843 (FOR_EACH_REFERENCED_VAR): Adjust.
19844 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19845 (num_referenced_vars): Adjust.
19846 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19847 (first_referenced_var): Remove.
19848 (end_referenced_vars_p): Likewise.
19849 (next_referenced_var): Likewise.
19850 (referenced_var_iterator_set): New helper function.
19851 * tree-dfa.c (referenced_var_lookup): Adjust.
19852 (referenced_var_check_and_insert): Likewise.
19853 (remove_referenced_var): Likewise.
19854 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19855 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19856 (verify_call_clobbering): Likewise.
19857 (verify_memory_partitions): Likewise.
19858 (init_tree_ssa): Allocate bitmap instead of hashtable for
19860 (delete_tree_ssa): Adjust.
19861 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19862 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19863 (compute_tag_properties): Likewise.
19864 (set_initial_properties): Likewise.
19865 (find_partition_for): Likewise.
19866 (update_reference_counts): Likewise.
19867 (dump_may_aliases_for): Likewise.
19868 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19869 (add_call_clobber_ops): Likewise.
19870 (add_call_read_ops): Likewise.
19871 (get_asm_expr_operands): Likewise.
19872 * tree-into-ssa.c (dump_decl_set): Likewise.
19873 (update_ssa): Likewise.
19874 * tree-sra.c (scan_function): Likewise.
19875 (decide_instantiations): Likewise.
19876 (scalarize_parms): Likewise.
19877 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19878 (dsa_named_for): Likewise.
19879 * tree-ssa-structalias.c (update_alias_info): Likewise.
19880 (merge_smts_into): Likewise.
19882 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19885 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19886 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19887 * alias.h (nonoverlapping_memrefs_p): Likewise.
19889 2008-02-25 Jan Beulich <jbeulich@novell.com>
19891 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19892 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19893 __emultls_get_address, __emultls_register_common,
19894 __floatundi?f, and _Unwind_GetIPInfo.
19895 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19896 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19897 (gen_regparm_prefix): Likewise.
19898 (i386_nlm_encode_section_info): Sync with
19899 config/i386/winnt.c:i386_pe_encode_section_info().
19900 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19901 i386_nlm_mangle_decl_assembler_name): New.
19902 (netware_override_options): New.
19903 * config/i386/netware.h (netware_override_options): Declare.
19904 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19905 (i386_nlm_mangle_decl_assembler_name): Declare.
19906 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19908 2008-02-25 Ben Elliston <bje@au.ibm.com>
19911 * c-decl.c (grokdeclarator): Remove unused local variables
19912 `typedef_type' and `type_as_written'.
19914 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19915 unused local variable `has_hot_blocks'.
19916 (fix_crossing_conditional_branches): Remove unused local variable
19919 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19921 PR middle-end/19984
19922 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19923 using DEF_C99_BUILTIN.
19924 (BUILT_IN_NANF): Ditto.
19925 (BUILT_IN_NANL): Ditto.
19927 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19928 Revital Eres <eres@il.ibm.com>
19930 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19931 regarding the order of two dependent insns in the same row.
19933 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19935 * stor-layout.c (layout_decl): Do not bump the alignment of a
19936 bit-field to more than byte alignment if it is packed.
19938 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19940 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19943 2008-02-24 Diego Novillo <dnovillo@google.com>
19945 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19948 * tree-vrp.c (vrp_evaluate_conditional): With
19949 -Wtype-limits, emit a warning when comparing against a
19950 constant outside the natural range of OP0's type.
19951 * c.opt (Wtype-limits): Move ...
19952 * common.opt (Wtype-limits): ... here.
19954 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19956 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19957 * config/rs6000/e300c2c3.md: New file.
19958 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19960 (rs6000_override_options): Add e300c2 and e300c3 cases to
19961 processor_target_table. Do not allow usage of Altivec or Spe
19962 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19963 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19964 * config/rs6000/rs6000.h (processor_type): Add
19965 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19966 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19967 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19968 and ppce300c3. Include e300c2c3.md.
19970 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19972 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19973 instead of TARGET_STRICT_ALIGN.
19975 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19977 * explow.c (memory_address): Assert that the generated address is
19980 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19983 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19984 * config/darwin-ppc-ldouble-patch.def: New file.
19985 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19986 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19987 SUBTARGET_INIT_BUILTINS if defined.
19988 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19991 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19994 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19995 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19997 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20000 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20001 file" warning condtional on -Winvalid-PCH.
20003 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20005 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20007 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20011 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20012 prevent reload from using MMX registers.
20013 (*mov<mode>_internal): Ditto.
20014 (*movv2sf_internal_rex64): Ditto.
20015 (*movv2sf_internal): Ditto.
20017 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20019 PR documentation/31569
20020 * doc/install.texi2html: Use makeinfo --no-number-sections.
20022 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20024 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20025 ensure that we can address an entire entity > 8 bytes. Don't
20026 generate reg+reg addressing for such data.
20028 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20030 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20031 strings when optimizing for size, unless the target cares about
20034 2008-02-22 Tom Tromey <tromey@redhat.com>
20036 * regclass.c (current_pass): Remove declaration.
20038 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20040 * config/avr/libgcc.S (__RAMPZ__): Define.
20041 (__do_copy_data): Add for devices with 128KB code memory.
20043 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20045 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20047 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20049 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20051 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20054 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20057 * c-typeck.c (build_binary_op): Warn about floating point
20058 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20060 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20063 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20064 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20066 (rs6000_override_options): Set altivec_abi as default, not override,
20067 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20068 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20069 is used; use new member spe_abi.
20070 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20071 spe_abi and altivec_abi.
20073 2008-02-22 Tomas Bily <tbily@suse.cz>
20075 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20077 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20080 * config.build (build_file_translate): Set to `CMD //c' only if
20082 * Makefile.in (build_file_translate): Improve comment.
20084 2008-02-21 Jan Hubicka <jh@suse.cz>
20086 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20087 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20088 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20090 2008-02-21 Michael Matz <matz@suse.de>
20093 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20095 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20097 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20098 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20099 as insn constraint.
20100 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20101 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20102 SSE_VEC_FLOAT_MODE_P as insn constraint.
20103 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20104 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20105 sse4a_movntdf using MODEF mode iterator.
20106 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20107 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20108 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20109 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20110 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20111 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20112 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20114 2008-02-21 Richard Guenther <rguenther@suse.de>
20116 * tree.def (PAREN_EXPR): New tree code.
20117 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20119 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20120 * expr.c (expand_expr_real_1): Likewise.
20121 * tree-inline.c (estimate_num_insns_1): Likewise.
20122 * tree-complex.c (expand_complex_move): Likewise.
20123 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20126 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20129 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20131 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20134 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20136 * config/sh/sh.c (find_barrier): Don't go past
20137 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20139 2008-02-20 DJ Delorie <dj@redhat.com>
20141 * config/h8300/h8300.md (insv): Force source operand to be a register.
20143 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20144 as a jump, not as a plain insn.
20146 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20148 * doc/invoke.texi (Warning Options): Add new option
20149 -Wframe-larger-than=.
20150 (-Wframe-larger-than): Document.
20152 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20153 Add declarations for new option variables.
20155 * final.c (final_start_function): Check the frame size
20156 before emission and issue a Wframe-larger-than warning.
20158 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20159 Add definitions for new option variables.
20160 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20162 * common.opt (Wframe-larger-than=): New option.
20164 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20166 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20167 (<sse>_div<mode>3): Ditto.
20168 (<sse>_vmdiv<mode>3): Ditto.
20169 (<sse>_vmsqrt<mode>2): Ditto.
20170 (*smax<mode>3): Ditto.
20171 (sse5_frcz<mode>2): Ditto.
20172 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20173 as insn constraint.
20175 2008-02-20 Richard Guenther <rguenther@suse.de>
20177 PR middle-end/35265
20178 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20179 be happy with INTEGRAL_TYPE_P.
20181 2008-02-20 Richard Guenther <rguenther@suse.de>
20183 * fold-const.c (split_tree): Associate floatig-point expressions
20184 if flag_associative_math is set.
20186 2008-02-20 Richard Guenther <rguenther@suse.de>
20188 * tree.h (fold_real_zero_addition_p): Declare.
20189 * fold-const.c (fold_real_zero_addition_p): Export.
20190 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20191 floating-point operations with zero and one.
20193 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20195 * doc/install.texi: Correct references to CFLAGS, replacing them
20196 with BOOT_CFLAGS. Document flags used during bootstrap for
20199 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20201 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20202 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20203 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20205 (smin<mode>3): Ditto from similar patterns.
20206 (smax<mode>3): Ditto.
20207 (*ieee_smin<mode>3): Ditto.
20208 (*ieee_smax<mode>3): Ditto.
20209 * config/i386/sse.md (sse): New mode attribute.
20210 (mov<mode>): Macroize expander from movv4sf and movv2df using
20211 SSEMODEF2P mode iterator.
20212 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20213 SSE_VEC_FLOAT_MODE_P as insn constraint.
20214 (storent<mode>): Ditto.
20215 (storent<mode>): Macroize expander from storentsf and storentdf using
20216 MODEF mode iterator.
20217 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20218 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20219 (abs<mode>2): Ditto from similar patterns.
20220 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20221 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20222 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20223 (<sse>_vmsqrt<mode>2): Ditto.
20224 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20225 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20226 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20227 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20228 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20229 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20230 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20232 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20233 iterator and SSE_FLOAT_MODE_P as insn constraint.
20234 (<sse>_ucomi): Ditto from similar patterns.
20235 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20236 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20237 SSE_VEC_FLOAT_MODE_P as insn constraint.
20238 (vcond<mode>): Ditto from similar patterns.
20239 (and<mode>3, *and<mode>3): Ditto.
20240 (<sse>_nand<mode>3): Ditto.
20241 (ior<mode>3, *ior<mode>3): Ditto.
20242 (xor<mode>3, *xor<mode>3): Ditto.
20243 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20244 iterator and SSE_FLOAT_MODE_P as insn constraint.
20245 (*nand<mode>3): Ditto from similar patterns.
20246 (*ior<mode>3): Ditto.
20247 (*xor<mode>3): Ditto.
20249 2008-02-20 Ira Rosen <irar@il.ibm.com>
20251 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20252 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20253 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20255 2008-02-19 Jan Hubicka <jh@suse.cz>
20257 * predict.c (tree_bb_level_predictions): Remove variable next
20258 mistakely introduced by previous commit.
20260 2008-02-19 Jan Hubicka <jh@suse.cz>
20262 * predict.c (predict_paths_leading_to): Rewrite.
20263 (predict_paths_for_bb): New.
20264 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20266 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20269 * Makefile.in (build_file_translate): New.
20270 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20271 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20272 * configure.ac (build_file_translate): Substitute it.
20273 * configure: Regenerate.
20275 2008-02-19 Jan Hubicka <jh@suse.cz>
20277 PR rtl-optimization/34408
20278 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20281 2008-02-19 Jan Hubicka <jh@suse.cz>
20283 PR middle-end/28779
20284 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20287 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20290 * config/i386/i386-modes.def: Revert the last DI alignment
20291 change until Ada people can look into it.
20293 2008-02-19 Nick Clifton <nickc@redhat.com>
20295 * opts.c (print_specific_help): Fix typo in --help text.
20297 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20300 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20301 32-bit inline asm without asm alternatives for host GCC < 3.0.
20303 2008-02-19 Richard Guenther <rguenther@suse.de>
20305 PR tree-optimization/34989
20306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20307 Allow propagation to INDIRECT_REF if we can simplify only.
20309 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20311 * c-common.c (warn_for_collisions_1): Use appropriate option when
20314 2008-02-19 Nick Clifton <nickc@redhat.com>
20317 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20318 (handle_options): Fix indentation.
20319 (print_filtered_help): If no language-specific options were
20320 displayed tell the user how to list all the options supported by
20321 the language's front-end.
20322 (print_specific_help): Fix indentation and remove duplicate line.
20323 (common_handle_option): Handle the -v option.
20324 For --help enable the display of undocumented options if the -v
20325 switch has been included on the command line.
20326 For --help= check for overlaps in the arguments between the option
20327 classes and the language names and issue a warning when they
20328 cannot be disambiguated.
20329 * c.opt (v): Pass on to the common option handler.
20331 2008-02-19 Revital Eres <eres@il.ibm.com>
20333 * modulo-sched.c (sms_schedule): Change dump message when
20334 create_ddg function fails.
20335 (try_scheduling_node_in_cycle): Rename row to cycle.
20336 (print_partial_schedule): Rename CYCLE to ROW.
20338 2008-02-19 Christian Bruel <christian.bruel@st.com>
20339 Zdenek Dvorak <ook@ucw.cz>
20341 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20343 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20346 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20347 (*x86_movdicc_0_m1_se): Ditto.
20349 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20351 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20352 (CMPtype): Define as __gcc_CMPtype.
20353 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20354 (CMPtype): Define as __gcc_CMPtype.
20356 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20358 Support valgrind 3.3 for --enable-checking=valgrind.
20359 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20361 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20362 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20363 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20364 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20365 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20366 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20367 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20369 * ggc-zone.c: Similar.
20370 * ggc-page.c: Similar.
20372 2008-02-19 Paul Brook <paul@codesourcery.com>
20375 * config/arm/ieee754-df.S: Fix do_it typo.
20376 * config/arm/ieee754-sf.S: Fix do_it typo.
20378 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20381 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20382 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20383 (OPTION_MASK_ISA_SSE_SET): Likewise.
20384 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20385 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20386 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20387 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20388 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20389 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20390 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20391 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20392 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20393 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20394 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20395 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20396 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20397 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20398 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20399 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20400 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20401 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20402 (OPTION_MASK_ISA_SSE4): Removed.
20403 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20404 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20405 (override_options): Don't turn on implied SSE/MMX bits in
20408 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20410 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20413 2008-02-18 Joey Ye <joey.ye@intel.com>
20415 PR middle-end/34921
20416 * tree-nested.c (insert_field_into_struct): Set type alignment
20417 to field alignment if the former is less than the latter.
20419 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20421 * BASE-VER: Set to 4.4.0.
20423 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20425 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20426 * doc/cfg.texi: Likewise.
20427 * doc/extend.texi: Likewise.
20428 * doc/gty.texi: Likewise.
20429 * doc/invoke.texi: Likewise.
20430 * doc/loop.texi: Likewise.
20431 * doc/md.texi: Likewise.
20432 * doc/passes.texi: Likewise.
20433 * doc/rtl.texi: Likewise.
20434 * doc/sourcebuild.texi: Likewise.
20435 * doc/tm.texi: Likewise.
20436 * doc/tree-ssa.texi: Likewise.
20438 2008-02-17 Richard Guenther <rguenther@suse.de>
20440 PR middle-end/35227
20441 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20442 without default definition.
20444 2008-02-17 Richard Guenther <rguenther@suse.de>
20446 PR tree-optimization/35231
20447 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20450 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20453 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20454 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20455 libgcc_cmp_return mode.
20457 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20460 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20462 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20464 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20467 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20469 * doc/c-tree.texi: Use `@.' where appropriate.
20470 * doc/extend.texi: Likewise.
20471 * doc/install.texi: Likewise.
20472 * doc/invoke.texi: Likewise.
20473 * doc/loop.texi: Likewise.
20474 * doc/makefile.texi: Likewise.
20475 * doc/md.texi: Likewise.
20476 * doc/passes.texi: Likewise.
20477 * doc/standards.texi: Likewise.
20478 * doc/tm.texi: Likewise.
20480 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20482 PR middle-end/35196
20483 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20485 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20486 rather than in entry_bb.
20488 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20490 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20491 libgcc_cmp_return mode.
20493 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20495 PR middle-end/35130
20496 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20497 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20499 2008-02-15 Richard Guenther <rguenther@suse.de>
20500 Zdenek Dvorak <ook@ucw.cz>
20502 PR tree-optimization/35164
20503 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20504 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20505 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20506 Only propagate addresses which do not have abnormal SSA_NAMEs
20509 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20512 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20514 2008-02-15 Jan Hubicka <jh@suse.cz>
20516 PR middle-end/35149
20517 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20519 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20521 PR middle-end/34621
20522 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20523 when calculating alignment_pad.
20525 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20527 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20528 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20529 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20530 and STACK_BOUNDARY define.
20532 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20534 PR preprocessor/35061
20535 * c-pragma.c (handle_pragma_pop_macro): Check that
20536 pushed_macro_table has been allocated.
20538 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20540 PR middle-end/35136
20541 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20542 (force_gimple_operand): Likewise.
20543 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20544 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20545 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20546 (find_interesting_uses_address): Check addressability and alignment
20547 of the base expression only after substituting bases of IVs into it.
20549 2008-02-14 Michael Matz <matz@suse.de>
20552 * function.c (instantiate_virtual_regs_in_insn): Reload address
20553 before falling back to reloading the whole operand.
20555 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20557 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20558 before the first section switch note.
20560 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20562 * doc/bugreport.texi: Update copyright years.
20563 * doc/c-tree.texi: Likewise.
20564 * doc/cfg.texi: Likewise.
20565 * doc/cpp.texi: Likewise.
20566 * doc/cppinternals.texi: Likewise.
20567 * doc/fragments.texi: Likewise.
20568 * doc/frontends.texi: Likewise.
20569 * doc/gcc.texi: Likewise.
20570 * doc/gty.texi: Likewise.
20571 * doc/hostconfig.texi: Likewise.
20572 * doc/implement-c.texi: Likewise.
20573 * doc/libgcc.texi: Likewise.
20574 * doc/loop.texi: Likewise.
20575 * doc/makefile.texi: Likewise.
20576 * doc/options.texi: Likewise.
20577 * doc/passes.texi: Likewise.
20578 * doc/rtl.texi: Likewise.
20579 * doc/sourcebuild.texi: Likewise.
20580 * doc/standards.texi: Likewise.
20581 * doc/tree-ssa.texi: Likewise.
20582 * doc/trouble.texi: Likewise.
20584 * doc/extend.texi: Use @: or add comma where appropriate.
20585 * doc/invoke.texi: Likewise.
20586 * doc/tm.texi: Likewise.
20588 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20591 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20594 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20596 * doc/md.texi (clz, ctz): Add reference.
20597 * doc/rtl.texi (clz, ctz): Likewise.
20599 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20602 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20605 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20607 * config/s390/s390.c (struct constant_pool): New field
20608 emit_pool_after added.
20609 (s390_mainpool_start): Set the emit_pool_after flag according
20610 to the section switch notes.
20611 (s390_mainpool_finish): Consider emit_pool_after when emitting
20612 the literal pool at the end of the function.
20613 (s390_chunkify_start): Force literal pool splits at section
20616 2008-02-13 Michael Matz <matz@suse.de>
20619 * var-tracking.c (clobber_variable_part): Correctly traverse the
20622 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20625 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20626 Add -fdump-ipa-inline.
20627 * tree-dump.c (dump_files): Remove tree-inlined dump.
20628 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20630 2008-02-12 Richard Guenther <rguenther@suse.de>
20632 PR tree-optimization/35171
20633 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20636 2008-02-12 Richard Guenther <rguenther@suse.de>
20638 PR middle-end/35163
20639 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20640 value-preserving mode. Disallow final truncation.
20642 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20644 PR middle-end/35136
20645 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20646 code from here to...
20647 (force_gimple_operand): ...here.
20649 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20652 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20653 non-compatible pointers.
20654 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20655 different FIELD_DECLs, try harder by comparing field offsets, sizes
20658 PR inline-asm/35160
20659 * function.c (match_asm_constraints_1): Don't replace the same input
20662 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20664 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20665 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20666 (expand_epilogue): Restore RAMPZ register.
20667 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20669 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20671 * config/i386/cygwin.asm: (__alloca): Correct calling
20672 convention and alignment.
20673 (__chkstk): Force 8 byte stack alignment.
20675 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20676 Richard Guenther <rguenther@suse.de>
20678 PR tree-optimization/33992
20679 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20680 the zero we compare against.
20682 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20684 PR libfortran/35063
20685 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20686 to CloseHandle after unlocking to prevent accumulation of handle
20689 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20691 PR middle_end/34150
20692 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20693 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20694 and update LABEL_NUSES during and after reload.
20696 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20698 PR middle-end/34627
20699 * combine.c (simplify_if_then_else): Make sure the comparison is
20700 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20702 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20705 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20706 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20707 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20708 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20709 * tree.h (get_type_static_bounds): Likewise.
20711 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20713 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20714 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20715 Make -Wfoo language annotations match what the compiler outputs.
20717 2008-02-08 Sa Liu <saliu@de.ibm.com>
20719 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20720 intrinsics spu_convts, spu_convtu, spu_convtf.
20722 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20724 * doc/extend.texi (Function Attributes) <noinline>: Mention
20725 asm ("") as method to keep calls.
20727 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20730 * doc/options.texi (Options): Replace references to opts.sh with
20732 * opts-common.c: Likewise.
20733 * optc-gen.awk: Likewise.
20735 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20737 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20739 2008-02-07 Richard Henderson <rth@redhat.com>
20742 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20743 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20746 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20748 PR tree-optimization/35085
20749 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20750 for operand entry oe2 in addition to operand entry oe3 in order to
20751 expose more opportunities for vectorizer sum reduction.
20753 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20756 * Makefile.in (LIBS): Remove $(GMPLIBS).
20757 (cc1-dummy, cc1): Add $(GMPLIBS).
20759 2008-02-06 Jan Hubicka <jh@suse.cz>
20762 * i386.md (moddf_integer): Do not produce partial memory stalls for
20763 targets where it hurts.
20765 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20768 * optabs.c (expand_float): Do not check for decimal modes when
20769 expanding unsigned integer through signed conversion.
20771 2008-02-06 Nick Clifton <nickc@redhat.com>
20773 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20774 inside the clobber with a match_operand and duplicated operand
20775 number in the constraint.
20776 (ineqbranchsi): Delete redundant comment.
20778 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20780 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20781 builtin_define ("__USE_INIT_FINI__").
20782 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20784 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20786 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20788 PR documentation/30330
20789 * doc/invoke.texi (C++ Dialect Options)
20790 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20791 For each warning option -Wfoo that allows -Wno-foo, ensure both
20792 -Wfoo and -Wno-foo are listed in the option index. Fix index
20793 entry of -Wswitch-default, index -Wnormalized= including the
20794 `=', and -Wlarger-than-@var{len} including @var{len}.
20796 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20798 * config/i386/i386.md (floatunssisf2): Use
20799 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20800 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20801 Macroize expander using MODEF mode iterator.
20803 2008-02-05 Diego Novillo <dnovillo@google.com>
20805 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20808 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20810 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20813 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20815 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20818 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20819 to indicate if a message should be generated.
20820 (init_cumulative_args): Updated.
20821 (function_value_32): Likewise.
20823 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20825 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20827 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20830 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20831 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20833 2008-02-04 Diego Novillo <dnovillo@google.com>
20835 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20838 * tree-vrp.c (vrp_evaluate_conditional): With
20839 -Wtype-limits, emit a warning when comparing against a
20840 constant outside the natural range of OP0's type.
20842 2008-02-04 Richard Guenther <rguenther@suse.de>
20844 PR middle-end/33631
20845 * expr.c (count_type_elements): Give for unions instead of
20848 2008-02-04 Richard Guenther <rguenther@suse.de>
20850 PR middle-end/35043
20851 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20852 to TYPE_DOMAINs base type instead of using bitsizetype here.
20854 2008-02-03 Jason Merrill <jason@redhat.com>
20856 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20858 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20861 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20862 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20863 (RS/6000 and PowerPC Options): Fix typos and markup.
20864 * doc/passes.texi (Tree-SSA passes): Likewise.
20866 2008-02-02 Michael Matz <matz@suse.de>
20869 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20870 from record_last_reg_set_info.
20871 (record_last_reg_set_info): Take an RTX argument, iterate over all
20872 constituent hardregs.
20873 (record_last_set_info, record_opr_changes): Change calls to
20874 new signature or to record_last_reg_set_info_regno.
20876 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20878 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20880 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20882 PR rtl-optimization/34773
20883 * reg-notes.def (EQUAL): Mention significance of combination of
20884 REG_EQUAL and REG_RETVAL.
20885 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20886 insn that has a REG_RETVAL.
20888 2008-02-01 Roger Sayle <roger@eyesopen.com>
20891 * configure.ac (--enable-fixed-point): Disable unless explicitly
20893 * configure: Regenerate.
20895 2008-02-01 Richard Guenther <rguenther@suse.de>
20898 * invoke.texi (-finline-limit): Remove no longer true parts
20899 of the documentation. Note that there is no default value.
20901 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20902 Mark Mitchell <mark@codesourcery.com>
20903 Ben Elliston <bje@au.ibm.com>
20906 * doc/extend.texi (Other Builtins): Document.
20908 2008-01-31 Tom Browder <tom.browder@gmail.com>
20910 * doc/c-tree.texi (Types): Fix grammar.
20911 (Expression trees): Ditto.
20912 * doc/passes.texi (Tree-SSA passes): Ditto.
20914 * doc/configterms.texi (Configure Terms): Fix typo.
20915 * doc/cpp.texi (Common Predefined Macros): Ditto.
20916 * doc/md.texi (Machine Constraints): Ditto.
20918 * doc/makefile.texi (Makefile): Add comma.
20920 2008-01-31 Tom Browder <tom.browder@gmail.com>
20921 Gerald Pfeifer <gerald@pfeifer.com>
20923 * doc/sourcebuild.texi (Front End): Remove references to CVS
20924 and CVSROOT/modules.
20925 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20926 (Back End): Remove reference to CVS.
20928 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20931 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20933 (mips16_gp_pseudo_reg): ...here.
20934 * config/mips/mips.md (load_const_gp): Replace with...
20935 (load_const_gp_<mode>): ...this :P-based insn.
20937 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20939 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20940 options. Minor fixes.
20941 (-std): Move reference to standards closer to where language
20942 standards are first mentioned.
20944 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20946 PR rtl-optimization/34995
20947 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20948 parameter and return a bool. If the rtx parameter is nonnull,
20949 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20950 (find_reloads): Update call accordingly. Pass the new operand
20951 if it needed no address reloads, otherwise pass null.
20953 2008-01-30 Richard Henderson <rth@redhat.com>
20956 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20957 for unbounded arrays.
20959 2008-01-30 Silvius Rus <rus@google.com>
20961 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20963 2008-01-30 Jan Hubicka <jh@suse.cz>
20966 * i386.c (init_cumulative_args): Use real function declaration when
20969 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20971 PR rtl-optimization/34998
20972 * global.c (build_insn_chain): Treat non-subreg_lowpart
20973 SUBREGs of pseudos as clobbering all the words covered by the
20974 SUBREG, not just all the bytes.
20975 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20976 original df_ref rather than an extract parameter.
20977 (global_conflicts): Update call accordingly.
20979 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20981 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20982 the overflow check to make it easier to read.
20983 (__fixtfdi): Change the type of the ll member in union
20984 long_double to UDItype_x.
20986 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20988 PR middle-end/34969
20989 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20990 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20991 * tree-inline.c (fold_marked_statements): Call
20992 cgraph_update_edges_for_call_stmt if folding a call statement.
20993 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20994 debug_generic_stmt calls, reset it back afterwards.
20997 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20999 * c-typeck.c (build_external_ref): Don't pedwarn about
21000 static vars in current function's scope.
21002 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21004 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21006 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21009 * ipa-struct-reorg.c: Fix spelling.
21010 * params.def: Ditto.
21012 2008-01-29 Richard Guenther <rguenther@suse.de>
21014 PR middle-end/35006
21015 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21017 * tree-inline.c (remap_type): Increment remapping_type_depth
21018 around remapping types.
21019 (copy_body_r): Only add referenced variables if they are referenced
21020 from code, not types.
21022 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21033 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21034 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21036 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21039 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21040 pointer for tiny stack.
21042 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21044 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21046 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21048 * config/vx-common.h: Fix typo in comment.
21050 2008-01-28 Ian Lance Taylor <iant@google.com>
21054 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21055 coalesce pointers if they have different DECL_NO_TBAA_P values.
21056 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21057 between variables with different DECL_NO_TBAA_P values.
21059 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21062 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21063 are not legitimate small data references on SPE targets.
21065 2008-01-28 David Daney <ddaney@avtrex.com>
21067 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21069 2008-01-28 David Daney <ddaney@avtrex.com>
21071 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21073 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21075 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21076 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21077 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21078 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21079 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21080 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21081 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21082 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21084 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21086 * basic-block.h (condjump_equiv_p): Fix comment.
21088 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21090 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21091 print_generic_stmt_indented): Fix comment.
21093 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21095 * configure.ac (__stack_chk_fail): Add detecion for availability
21096 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21097 * configure: Regenerate.
21099 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21101 PR middle-end/34688
21102 * final.c (output_addr_const): Handle TRUNCATE.
21104 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21107 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21108 (zero_cost, infinite_cost): New constants.
21109 (struct cost_pair): Change type of cost to comp_cost.
21110 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21111 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21113 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21114 split_address_cost, ptr_difference_cost, difference_cost,
21115 get_computation_cost_at, get_computation_cost,
21116 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21117 determine_use_iv_cost_condition, determine_use_iv_costs,
21118 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21119 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21120 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21121 Change type of cost to comp_cost.
21122 (determine_iv_cost): Increase cost of non-original ivs, instead
21123 of decreasing the cost of original ones.
21124 (get_address_cost): Indicate the complexity of the addressing mode
21126 (try_add_cand_for): Prefer using ivs not specific to some object.
21127 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21129 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21130 Janis Johnson <janis187@us.ibm.com>
21133 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21134 (TARGET_INSTANTIATE_DECLS): Likewise.
21135 * target.h (expand_to_rtl_hook): New target hook.
21136 (instantiate_decls): Likewise.
21137 * function.c (instantiate_decl): Make non-static. Rename to...
21138 (instantiate_decl_rtl): ... this.
21139 (instantiate_expr): Use instantiate_decl_rtl.
21140 (instantiate_decls_1): Likewise.
21141 (instantiate_decls): Likewise.
21142 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21143 * function.h (instantiate_decl_rtl): Add prototype.
21144 * cfgexpand.c (target.h): New include.
21145 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21146 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21147 (TARGET_INSTANTIATE_DECLS): Likewise.
21148 (TARGET_INITIALIZER): New target hooks added.
21149 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21151 * config/rs6000/rs6000.c (tree-flow.h): New include.
21152 (machine_function): Add sdmode_stack_slot field.
21153 (rs6000_alloc_sdmode_stack_slot): New function.
21154 (rs6000_instantiate_decls): Likewise.
21155 (rs6000_secondary_memory_needed_rtx): Likewise.
21156 (rs6000_check_sdmode): Likewise.
21157 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21158 (TARGET_INSTANTIATE_DECLS): Likewise.
21159 (rs6000_hard_regno_mode_ok): Allow SDmode.
21160 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21161 (rs6000_emit_move): Handle SDmode.
21162 (function_arg_advance): Likewise.
21163 (function_arg): Likewise.
21164 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21165 SDmode var args for 32-bit compiles.
21166 (rs6000_secondary_reload_class): Handle SDmode.
21167 (rs6000_output_function_epilogue): Likewise.
21168 (rs6000_function_value): Simplify if statement.
21169 (rs6000_libcall_value): Likewise.
21170 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21171 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21172 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21173 (movsd_hardfloat): New define_insn.
21174 (movsd_softfloat): Likewise.
21175 (movsd_store): Likewise.
21176 (movsd_load): Likewise.
21177 (extendsddd2): Likewise.
21178 (extendsdtd2): Likewise.
21179 (truncddsd2): Likewise.
21180 (movdd_hardfloat64): Fixup comment.
21181 (UNSPEC_MOVSD_LOAD): New constant.
21182 (UNSPEC_MOVSD_STORE): Likewise.
21184 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21187 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21189 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21190 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21191 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21192 and TRUTH_XOR_EXPR.
21194 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21197 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21198 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21199 __LONGDOUBLE128 too.
21200 * config/rs6000/aix61.h: New file.
21202 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21204 PR rtl-optimization/34959
21205 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21206 popcount and parity rtxes the same mode as their operand.
21207 Truncate or extend the result to the return value's mode
21210 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21213 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21214 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21215 to GOT_VERSION_REGNUM.
21216 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21217 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21218 * config/mips/mips.c (mips_emit_call_insn): New function.
21219 (mips_call_tls_get_addr): Call mips_expand_call directly.
21220 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21222 (mips16_build_call_stub): Likewise. Return the call insn or null.
21223 (mips_expand_call): Update the call to mips16_build_call_stub
21224 accordingly and a remove redundant condition. Assert that MIPS16
21225 stubs do not use lazy binding. Use mips_emit_call_insn and return
21227 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21229 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21230 (mips_avoid_hazard): Remove hazard_set handling.
21231 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21232 (UNSPEC_RESTORE_GP): ...this.
21233 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21234 (FAKE_CALL_REGNO): Rename to...
21235 (GOT_VERSION_REGNUM): ...this.
21236 (type): Add "ghost" value. Add an associated insn reservation.
21237 (hazard_set): Remove.
21238 (exception_receiver): Rename to...
21239 (restore_gp): ...this and update the unspec identifier accordingly.
21240 (exception_receiver, nonlocal_got_receiver): New expanders.
21241 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21242 FAKE_CALL_REGNO. Remove hazard_set attribute.
21243 (set_got_version, update_got_version): New patterns.
21245 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21248 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21250 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21253 * doc/install.texi2html: Generate gcc-vers.texi.
21255 2008-01-25 DJ Delorie <dj@redhat.com>
21257 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21259 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21261 * config/c4x: Remove directory.
21262 * config.gcc (crx-*, mt-*): Mark obsolete.
21263 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21264 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21265 sh-*-rtemscoff*): Remove cases.
21266 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21267 * real.c (encode_c4x_single, decode_c4x_single,
21268 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21269 c4x_extended_format): Remove.
21270 * real.h (c4x_single_format, c4x_extended_format): Remove.
21271 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21273 (Pragmas): Remove comment about c4x pragmas.
21274 * doc/install.texi (c4x): Remove target-specific instructions.
21275 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21276 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21277 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21278 refer to C4x source files as examples.
21279 (C4X_FLOAT_FORMAT): Remove documentation.
21281 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21283 * config/bfin/bfin.c (override_options): Reorder tests so that
21284 flag_pic gets enabled for -msep-data.
21286 2008-01-25 Richard Guenther <rguenther@suse.de>
21288 PR middle-end/32244
21289 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21290 to its bitfield precision if required.
21292 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21294 PR middle-end/33880
21295 * tree-nested.c (walk_omp_for): New function.
21296 (convert_nonlocal_reference, convert_local_reference): Call
21297 walk_omp_for on OMP_FOR.
21298 (convert_call_expr): Call walk_body on OMP_FOR's
21299 OMP_FOR_PRE_INIT_BODY.
21301 2008-01-25 Richard Guenther <rguenther@suse.de>
21303 PR tree-optimization/34966
21304 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21305 default defs and PHI_NODEs we have to insert after the
21306 defining statement.
21308 2008-01-24 Nick Clifton <nickc@redhat.com>
21310 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21311 Provide a default definition.
21312 (LIBGCC2_UNITS_PER_WORD): Likewise.
21314 * config/stormy16/stormy16.c: Include df.h for the prototype
21315 for df_regs_ever_live_p.
21316 (xstormy16_expand_builtin_va_start): Convert the stack offset
21317 into a component_ref and then use POINTER_PLUS_EXPR to add it
21318 to the incoming_virtual_args_rtx.
21319 (xstormy16_gimplify_va_arg_expr): Rename to
21320 xstormy16_gimplify_va_arg_expr.
21321 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21322 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21323 xstormy16_gimplify_va_arg_expr.
21324 Fix up some formatting issues.
21326 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21327 Move to predicates.md.
21328 (xs_hi_general_operand): Likewise.
21329 (xs_hi_nonmemory_operand): Likewise.
21330 * config/stormy16/predicates.md:
21331 (xstormy16_carry_plus_operand): New predicate.
21332 (xs_hi_general_operand): New predicate.
21333 (xs_hi_nonmemory_operand): New predicate.
21334 * config/stormy16/stormy16-protos.h:
21335 (xstormy16_carry_plus_operand): Delete prototype.
21336 (xs_hi_general_operand): Likewise.
21337 (xs_hi_nonmemory_operand): Likewise.
21339 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21340 modifiers as they are no longer needed and they can trigger
21341 reload spill failures.
21343 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21344 with a match_operand in order to help reload.
21346 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21347 constraint with 'e' for the 8th alternative as this version of
21348 the mov.w instruction only accepts the lower 8 registers.
21350 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21353 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21354 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21357 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21359 PR middle-end/33333
21360 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21362 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21364 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21366 (remove_structure): Update allocations list before removing structure.
21368 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21370 * ipa-struct-reorg.c (is_safe_cond_expr,
21371 create_new_stmts_for_cond_expr): Use integer_zerop function,
21372 that recognize not only zero-pointer, but zero-integer too.
21374 2008-01-25 Ben Elliston <bje@au.ibm.com>
21377 * fixproto: Escape "." in sed expression that strips leading "./".
21379 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21382 * gcc.c (SWITCH_OK): Removed.
21383 (SWITCH_LIVE): Changed to bit.
21384 (SWITCH_FALSE): Likewise.
21385 (SWITCH_IGNORE): Likewise.
21386 (switchstr): Change live_cond to unsigned int.
21387 (process_command): Replace SWITCH_OK with 0.
21388 (do_self_spec): Likewise.
21389 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21390 (give_switch): Likewise.
21391 (used_arg): Likewise.
21392 (do_spec_1): Set the SWITCH_IGNORE bit.
21393 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21394 bits. Set the SWITCH_LIVE bit.
21396 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21398 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21400 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21402 PR tree-optimization/34472
21403 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21404 parameter to a "bool *" and set *DATA to false if there is
21405 an unsafe access. Do not delete the structure here.
21406 (check_cond_exprs): Delete it here instead.
21407 (check_cond_exprs, exclude_cold_structs): Do not increase
21408 I when removing a structure.
21410 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21413 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21414 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21416 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21418 PR middle-end/34934
21419 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21420 a fixed vector for stack.
21422 2008-01-24 Ben Elliston <bje@au.ibm.com>
21425 * doc/gcc.texi (Software development): Add a direntry for g++.
21427 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21429 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21430 stale and straggling -fforce-addr comments above.
21432 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21434 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21435 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21437 2008-01-23 Michael Matz <matz@suse.de>
21440 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21443 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21445 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21446 malloc result type.
21448 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21450 * config/avr/avr.c (avr_current_arch): New variable.
21451 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21452 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21453 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21454 (avr_override_options): Init 'avr_current_arch'.
21455 (base_arch_s): Move from here...
21456 * config/avr/avr.h (base_arch_s): ... here. Add new members
21457 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21458 'mega' to 'have_jmp_call'.
21459 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21460 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21462 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21464 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21465 MULTILIB_MATCHES): Ditto.
21467 2008-01-23 Richard Guenther <rguenther@suse.de>
21469 PR middle-end/31529
21470 * cgraphunit.c (cgraph_reset_node): Always mark the node
21471 not reachable if it is not queued already.
21473 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21475 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21476 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21477 (cputype_selected): New static variable.
21478 (bfin_handle_option): Set it if -mcpu is used.
21479 (override_option): Select default set of workarounds if no cpu type
21480 selected on the command line.
21481 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21483 From Michael Frysinger <michael.frysinger@analog.com>
21484 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21485 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21487 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21488 for bf547, bf523, bf524, and bf526.
21489 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21491 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21492 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21493 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21494 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21495 * doc/invoke.texi (Blackfin Options): Document that
21496 -mcpu now accept bf547, bf523, bf524, and bf526.
21498 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21500 PR rtl-optimization/34628
21501 * combine.c (try_combine): Stop and undo after the first combination
21502 if an autoincrement side-effect on the first insn has effectively
21505 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21508 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21509 Offset addresses are not valid for Altivec or paired float modes.
21511 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21514 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21515 if DECL_INITIAL (decl) is error_mark_node.
21518 * c-common.c (handle_vector_size_attribute): Only allow
21519 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21520 the same way as pointer, array etc. types.
21521 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21524 * tree.c (build_type_attribute_qual_variant): Call
21525 build_qualified_type if attributes are equal, but quals are not.
21527 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21530 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21531 * flags.h (warn_strict_aliasing): Remove.
21532 (warn_strict_overflow): Remove.
21533 * opts.c (warn_strict_aliasing): Remove.
21534 (warn_strict_overflow): Remove.
21535 * c-opts.c (c_common_handle_option): -Wall only sets
21536 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21537 (c_common_post_options): Give default values to -Wstrict-aliasing
21538 and -Wstrict-overflow if they are uninitialized.
21539 * common.opt (Wstrict-aliasing): Specify Var and Init.
21540 (Wstrict-overflow): Likewise.
21542 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21544 PR rtl-optimization/26854
21545 PR rtl-optimization/34400
21546 PR rtl-optimization/34884
21547 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21549 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21550 (df_rd_bb_info.expanded_lr_out): Deleted
21551 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21552 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21553 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21554 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21555 Removed code to allocate, initialize or free expanded_lr_out.
21556 (df_rd_bb_local_compute_process_def): Restructured to make more
21558 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21559 sets if the sets are being trimmed.
21561 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21564 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21565 (as_vers): Likewise.
21566 * configure: Regenerated.
21568 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21570 PR middle-end/33092
21571 * tree-pass.h (pass_build_alias): New pass.
21572 * tree-ssa-alias.c (gate_build_alias): New.
21573 (pass_build_alias): New.
21574 * passes.c (init_optimization_passes): Add pass_build_alias after
21575 pass_create_structure_vars.
21577 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21579 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21580 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21581 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21582 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21583 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21584 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21585 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21586 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21587 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21588 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21589 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21590 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21591 * config/s390/s390.md (FP_ALL): New mode iterator.
21592 (_d): New mode attribute.
21593 ("*signbit<mode>2>"): Changed mode of first operand.
21594 ("isinf<mode>2"): Changed mode of first operand.
21595 ("*TDC_insn"): Adaptation for DFP modes.
21597 2008-01-22 Ben Elliston <bje@au.ibm.com>
21599 * tree.c (check_qualified_type): Improve function description.
21601 2008-01-21 Jason Merrill <jason@redhat.com>
21604 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21605 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21608 2008-01-21 DJ Delorie <dj@redhat.com>
21610 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21613 2008-01-21 Richard Guenther <rguenther@suse.de>
21615 PR middle-end/34856
21616 * tree-cfg.c (verify_expr): Allow all invariant expressions
21617 instead of just constant class ones as reference argument.
21618 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21619 like any other constant.
21620 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21622 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21624 * regmove.c (fixup_match_1): Update call crossed frequencies.
21626 2008-01-21 Richard Guenther <rguenther@suse.de>
21629 * tree-inline.c (setup_one_parameter): Deal with mismatched
21630 types using a VIEW_CONVERT_EXPR.
21632 2008-01-21 Alon Dayan <alond@il.ibm.com>
21633 Olga Golovanevsky <olga@il.ibm.com>
21635 PR tree-optimization/34701
21636 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21637 when the structure size is not a power of 2.
21639 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21641 * doc/install.texi: Add doc for --enable-checking=df.
21643 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21645 PR rtl-optimization/34808
21646 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21648 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21650 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21653 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21655 PR rtl-optimization/26854
21656 PR rtl-optimization/34400
21657 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21659 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21660 (df_rd_bb_info.expanded_lr_out): New.
21661 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21662 * loop_iv.c (iv_analysis_loop_init): Ditto.
21663 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21664 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21665 Added code to allocate, initialize or free expanded_lr_out.
21666 (df_rd_bb_local_compute_process_def): Restructured to make
21667 more understandable.
21668 (df_rd_confluence_n): Add code to do nothing with fake edges and
21669 code to no apply invalidate_by_call sets if the sets are being trimmed.
21670 (df_lr_local_finalize): Renamed to df_lr_finalize.
21671 (df_live_local_finalize): Renamed to df_live_finalize.
21673 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21676 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21677 deciding whether to use reciprocal instructions.
21679 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21681 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21682 dwarf2out_note_section_used if cold_text_section is NULL.
21684 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21686 PR gcov-profile/34610
21687 * tree-cfg.c (make_edges): Mark both outgoing edges from
21688 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21689 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21690 from OMP_FOR and OMP_CONTINUE outgoing edges.
21692 * tree-profile.c (tree_profiling): Return early if
21693 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21695 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21696 from cfun to child_cfun.
21697 * function.h (struct function): Add after_tree_profile bit.
21699 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21701 * config/avr/avr.S (_exit): Disable interrupt.
21703 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21704 Steven Bosscher <stevenb.gcc@gmail.com>
21706 PR rtl-optimization/26854
21707 PR rtl-optimization/34400
21708 * df-problems.c (df_live_scratch): New scratch bitmap.
21709 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21710 (df_live_reset): Clear the proper bitmaps.
21711 (df_live_bb_local_compute): Only process the artificial defs once
21712 since the order is not important.
21713 (df_live_init): Init the df_live sets only with the variables
21714 found live by df_lr.
21715 (df_live_transfer_function): Use the df_lr sets to prune the
21716 df_live sets as they are being computed.
21717 (df_live_free): Free df_live_scratch.
21719 2008-01-18 Ian Lance Taylor <iant@google.com>
21721 * common.opt: Add fmerge-debug-strings.
21722 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21723 flag_merge_debug_strings rather than flag_merge_constants.
21724 * doc/invoke.texi (Option Summary): Mention
21725 -fmerge-debug-strings.
21726 (Debugging Options): Document -fmerge-debug-strings.
21728 2008-01-18 Ian Lance Taylor <iant@google.com>
21731 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21732 (struct tree_function_decl): Add new field operator_new_flag.
21733 * tree-inline.c (expand_call_inline): When inlining a call to
21734 operator new, force the return value to go into a variable, and
21735 set DECL_NO_TBAA_P on that variable.
21736 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21738 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21741 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21742 DWARF2_DEBUGGING_INFO.
21743 (dwarf2out_note_section_used): Ditto. Add prototype.
21744 (have_multiple_function_sections, text_section_used,
21745 cold_text_section_used, *cold_text_sections): Move declarations
21748 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21750 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21751 field and add signal_ra.
21752 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21753 assignments to frame state pc. Move end of stack check after
21754 MD_FALLBACK_FRAME_STATE_FOR.
21755 (uw_update_context_1): Use frame state signal_regs if set, instead
21756 of checking signal_frame flag.
21757 (uw_update_context): Use frame state signal_ra if set.
21758 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21759 * config/xtensa/linux-unwind.h: New file.
21761 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21763 * modulo-sched.c (get_sched_window): Fix comment typo.
21765 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21767 PR tree-optimization/34648
21768 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21770 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21772 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21773 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21775 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21777 PR rtl-optimization/34400
21778 * df-core.c (df_worklist_dataflow_overeager,
21779 df_worklist_dataflow_doublequeue): New functions.
21780 (df_worklist_dataflow): Two different worklist solvers.
21781 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21784 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21787 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21788 and ftree-parallelize-loops.
21790 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21792 PR rtl-optimization/34826
21793 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21795 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21797 * global.c (find_reg): Mark the eh regs as used if necessary.
21798 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21799 * ra.h (struct allocno): no_eh_reg field added. Changed
21800 no_stack_reg type to bitfield.
21802 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21804 * tree.c (substitute_in_expr): Add missing 'break'.
21806 2008-01-17 Richard Guenther <rguenther@suse.de>
21808 PR tree-optimization/34825
21809 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21810 x / x as division to handle.
21812 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21814 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21815 "-pthread" is specified.
21816 * pa-hpux11.h (LIB_SPEC): Likewise.
21818 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21819 Peter Bergner <bergner@vnet.ibm.com>
21821 PR rtl-optimization/33796
21822 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21824 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21826 PR libgfortran/34699
21827 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21829 * pa-hpux10.h (LINK_SPEC): Likewise.
21830 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21832 2008-01-16 Richard Guenther <rguenther@suse.de>
21834 PR middle-end/32628
21835 * fold-const.c (fold_convert_const_int_from_int): Do not
21836 set overflow if that occured only because of a sign extension
21837 change when converting from/to a sizetype with the same
21838 precision and signedness.
21840 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21843 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21844 location address to the correct place. Update copyright year.
21846 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21848 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21849 no dependences in the dependence_relations vector.
21851 2008-01-16 Jan Hubicka <jh@suse.cz>
21853 PR rtl-optimization/31396
21854 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21855 * cfg.c (dump_reg_info): Print it.
21856 * regs.h (struct reg_info_t): add freq_calls_crossed.
21857 (REG_FREQ_CALLS_CROSSED): New macro.
21858 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21859 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21860 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21861 regmove_optimize): Update call crossed frequencies.
21862 * local-alloc.c (struct qty): Add freq_calls_crossed.
21863 (alloc_qty): Copute freq_calls_crossed.
21864 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21865 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21866 * ra.h (struct allocno): Add freq_calls_crossed.
21868 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21870 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21871 libgomp when compiling with ftree-parallelize-loops.
21872 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21874 2008-01-16 Richard Guenther <rguenther@suse.de>
21876 PR tree-optimization/34769
21877 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21878 * tree.c (int_cst_value): Instead make this function more
21879 permissive in what it accepts as valid input. Document this
21880 function always sign-extends the value.
21882 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21883 Richard Guenther <rguenther@suse.de>
21886 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21887 (gimple_fold_indirect_ref_rhs): ... this.
21888 (gimple_fold_indirect_ref): New function with foldings
21889 that preserve lvalueness.
21890 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21891 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21892 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21893 to fold an INDIRECT_REF, fall back to the old use of
21894 fold_indirect_ref_1.
21896 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21898 * tree-data-ref.c (subscript_dependence_tester_1): Call
21899 free_conflict_function.
21900 (compute_self_dependence): Same.
21902 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21905 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21906 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21908 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21909 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21910 for DWARF2_UNWIND_INFO targets.
21912 2008-01-16 Richard Guenther <rguenther@suse.de>
21915 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21916 type qualifiers for function types.
21918 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21920 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21921 loop_iterator li from previous commit.
21923 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21925 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21927 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21929 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21930 (parallelize_loops): Don't parallelize irreducible components.
21932 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21935 * c-opts (c_common_post_options): Do not enable CPP
21936 flag_pedantic_errors by default.
21938 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21940 PR rtl-optimization/31944
21941 * cse.c (remove_pseudo_from_table): New function.
21942 (merge_equiv_classes): Use above function to remove pseudo-registers.
21943 (invalidate): Likewise.
21945 2008-01-13 Richard Guenther <rguenther@suse.de>
21947 PR middle-end/34601
21948 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21949 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21951 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21953 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21954 validate_change to unshare the source of the PC set.
21956 2008-01-12 Jan Hubicka <jh@suse.cz>
21958 PR middle-end/32135
21959 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21960 references above array bounds. This might trigger bounds checks for
21961 pointers to arrays.
21963 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21965 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21966 new_replaceable_dependencies.
21968 2008-01-12 Doug Kwan <dougkwan@google.com>
21970 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21971 instead of OPT_Wreturn_type in warning due to ignored return type
21973 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21974 options included in -Wextra.
21975 * c.opt: New option -Wignored_qualifiers.
21976 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21977 -Wignore_qualifiers.
21978 (-Wignored-qualifiers): Document.
21979 (-Wreturn-type): Remove description of functionality now handled
21980 by -Wignored-qualifiers.
21982 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21985 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21986 NOP_EXPR if it is between integral types with the same precision.
21988 2008-01-12 Jan Hubicka <jh@suse.cz>
21991 * invoke.texi (max-inline-recursive-depth): Fix default value.
21993 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21995 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21998 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22000 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22002 2008-01-11 James E. Wilson <wilson@specifix.com>
22005 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22007 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22009 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22010 save/restore frame pointer register and don't use 'call-prologues'
22011 optimization in function with "OS_task" attribute.
22013 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22015 PR middle-end/31309
22016 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22017 when copying to memory.
22019 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22021 PR rtl-optimization/30905
22022 * cfgcleanup.c: Include dce.h
22023 (crossjumps_occured): New global variable.
22024 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22025 If something changed, set crossjumps_occured to true.
22026 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22027 Don't add/remove fake edges to exit here...
22028 (cleanup_cfg): ...but do it here, when crossjumping.
22029 Run a fast DCE when successful crossjumps occured in the latest
22030 iteration of try_optimize_cfg.
22032 2008-01-11 Richard Guenther <rguenther@suse.de>
22034 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22035 (struct vn_unary_op_s): Likewise.
22036 (vn_reference_insert): Free old reference on hash collision.
22038 2008-01-10 Raksit Ashok <raksit@google.com>
22040 PR rtl-optimization/27971
22041 * combine.c (find_split_point): Split PLUS expressions which are
22042 inside a MEM rtx, and whose first operand is complex.
22044 2008-01-10 DJ Delorie <dj@redhat.com>
22046 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22047 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22048 (m32c_hard_regno_ok): Call the underlying function.
22050 2008-01-10 Richard Guenther <rguenther@suse.de>
22052 PR middle-end/34683
22053 * tree-cfg.c (tree_merge_blocks): Do not go through the
22054 full-blown folding and stmt updating path if we just deal
22055 with virtual operands.
22056 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22057 test for abnormal SSA_NAMEs.
22059 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22061 PR middle-end/34641
22062 * reload.c (push_reload): Add assertions. All constants from
22063 reg_equiv_constant should have been used for replacing the respective
22065 (find_reloads_address): Invoke find_reloads_address_part for
22066 constant taken from the reg_equiv_constant array.
22068 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22070 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22071 field (valnum) the first in the struct. Replace bools with
22074 2008-01-10 Richard Guenther <rguenther@suse.de>
22076 PR tree-optimization/34651
22077 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22078 types and ordering for masking and converting.
22080 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22082 PR tree-optimization/34017
22083 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22084 also for PHI_NODE expressions.
22086 2008-01-09 Jan Hubicka <jh@suse.cz>
22088 PR tree-optimization/34708
22089 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22090 based on number of case labels.
22091 (init_inline_once): Remove switch_cost.
22092 * tree-inline.h (eni_weights_d): Remove switch_cost.
22094 2008-01-09 Richard Guenther <rguenther@suse.de>
22095 Andrew Pinski <andrew_pinski@playstation.sony.com>
22097 PR middle-end/30132
22098 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22099 temporary if an rvalue is ok or an lvalue is not required.
22101 2008-01-09 Richard Guenther <rguenther@suse.de>
22103 PR middle-end/34458
22104 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22105 adjust return type.
22107 2008-01-09 Richard Guenther <rguenther@suse.de>
22109 PR middle-end/34679
22110 * tree.c (host_integerp): Check for sizetype only if the
22111 type is an integer type.
22113 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22116 * opts.c (decode_options): Disable inlining of functions called
22117 once if not in unit-at-a-time mode.
22119 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22121 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22123 2008-01-08 Richard Guenther <rguenther@suse.de>
22125 PR middle-end/31863
22126 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22127 out early if the result will be unused.
22129 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22134 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22135 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22138 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22140 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22141 for vectorization tuned.
22143 2008-01-08 Richard Guenther <rguenther@suse.de>
22145 PR tree-optimization/34683
22146 * tree-ssa-operands.c (operand_build_cmp): Export.
22147 * tree-ssa-operands.h (operand_build_cmp): Declare.
22148 * tree-vn.c (vuses_compare): Remove.
22149 (sort_vuses): Use operand_build_cmp.
22150 (sort_vuses_heap): Likewise.
22151 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22152 to re-use old VEC if available. Do not sort already sorted VUSEs.
22153 (vdefs_to_vec): Do not sort already sorted VDEFs.
22155 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22157 PR middle-end/34694
22158 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22160 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22163 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22164 limitations of reciprocal sequences on x86 targets.
22166 2008-01-08 Richard Guenther <rguenther@suse.de>
22168 PR tree-optimization/34683
22169 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22171 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22174 * config/darwin.c (darwin_mergeable_string_section): Don't use
22175 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22177 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22180 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22181 negxf2. Macroize expander using X87MODEF mode iterator. Change
22182 predicates of op0 and op1 to register_operand.
22183 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22184 expander using X87MODEF mode iterator. Change predicates of
22185 op0 and op1 to register_operand.
22186 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22187 corresponding patterns and macroize using MODEF macro. Change
22188 predicates of op0 and op1 to register_operand and remove
22189 "m" constraint. Disparage "r" alternative with "!".
22190 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22191 macroize using X87MODEF macro. Change predicates of op0 and op1
22192 to register_operand and remove "m" constraint. Disparage "r"
22193 alternative with "!".
22194 (absneg splitter with memory operands): Remove.
22195 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22196 patterns and macroize using X87MODEF mode iterator.
22197 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22198 Change predicate of op1 to register_operand.
22199 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22200 for memory operands.
22202 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22204 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22206 2008-01-07 Richard Guenther <rguenther@suse.de>
22208 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22211 2008-01-07 Richard Guenther <rguenther@suse.de>
22213 PR tree-optimization/34683
22214 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22215 VOPs of the needed size to save memory. Use VEC_quick_push
22216 to save compile-time.
22217 (vdefs_to_vec): Likewise.
22219 2008-01-07 Sa Liu <saliu@de.ibm.com>
22221 * config/spu/spu.md (divdf3): Genetate inline code for double
22222 division. The implementation doesn't handle INF or NAN, therefore it
22223 only applies when -ffinite-math-only is given.
22225 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22228 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22229 * doc/cpp.texi ([Common Predefined Macros]): Document.
22231 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22233 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22234 order to use commutative addition instead of subtraction.
22236 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22237 Mircea Namolaru <namolaru@il.ibm.com>
22238 Vladimir Yanovsky <yanov@il.ibm.com>
22239 Revital Eres <eres@il.ibm.com>
22241 PR tree-optimization/34263
22242 * tree-outof-ssa.c (process_single_block_loop_latch,
22243 contains_tree_r): New functions.
22244 (analyze_edges_for_bb): Call process_single_block_loop_latch
22245 function to empty single-basic-block latch block if possible.
22247 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22249 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22251 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22253 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22255 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22257 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22259 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22261 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22263 PR tree-optimization/34618
22264 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22267 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22270 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22271 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22272 Update copyright year.
22274 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22275 Update copyright year.
22276 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22279 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22281 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22282 edge does not point to current bb before changing need_assert.
22284 2008-01-04 Richard Guenther <rguenther@suse.de>
22286 PR middle-end/34029
22287 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22288 for verifying purposes if they are is_gimple_min_invariant.
22290 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22292 PR tree-optimization/34448
22293 PR tree-optimization/34465
22294 * gimplify.c (gimplify_init_constructor): Add new parameter
22295 notify_temp_creation. Use it.
22296 (gimplify_modify_expr_rhs): Take volatiles into account when
22297 optimizing constructors.
22298 Do not optimize constructors if gimplify_init_constructor will dump to
22300 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22301 * gcc.c-torture/compile/pr34448.c: New.
22303 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22305 PR gcov-profile/34609
22306 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22307 return_slot if result is TREE_ADDRESSABLE.
22309 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22311 * config/mips/mips.md (sqrt_condition): Tweak comment.
22312 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22314 2008-01-03 Tom Tromey <tromey@redhat.com>
22317 * c-common.c (c_type_hash): Handle VLAs.
22319 2008-01-03 Jan Hubicka <jh@suse.cz>
22321 PR tree-optimization/31081
22322 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22323 0 when inlining and not inlining to first basic block.
22324 (remap_decl): When var is initialized to 0, don't set default_def.
22325 (expand_call_inline): Set entry_bb.
22326 * tree-inline.h (copy_body_data): Add entry_bb.
22328 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22331 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22334 PR tree-optimization/29484
22335 * tree-inline.c (inline_forbidden_p_2): New function.
22336 (inline_forbidden_p): Disallow inlining if some static var
22337 has an address of a local LABEL_DECL in its initializer.
22338 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22341 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22343 PR tree-optimization/34635
22344 * tree-data-ref.c (add_other_self_distances): Make sure that the
22345 evolution step is constant.
22347 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22349 PR middle-end/34608
22350 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22352 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22354 * tree-sra.c (scalarize_init): Insert the generate_element_init
22355 statements after the generate_element_zero statements.
22357 2008-01-02 Richard Guenther <rguenther@suse.de>
22359 PR middle-end/34093
22360 PR middle-end/31976
22361 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22362 for very large number of operands instead of ICEing.
22364 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22367 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22368 while stack probing.
22370 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22372 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22375 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22377 PR libmudflap/26442
22378 * tree-mudflap.c (mx_register_decls): Guard warning by
22379 !DECL_ARTIFICIAL check.
22381 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22383 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22384 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22385 sse5_perm<mode>): Fix constraints.