1 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
6 2009-07-14 DJ Delorie <dj@redhat.com>
8 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10 * config/mep/mep.md (sibcall_internal): Change test from
11 mep_vliw_mode_match to mep_vliw_jmp_match.
12 (sibcall_value_internal): Likewise.
14 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/sse.md (copysign<mode>3): New expander.
17 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
18 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
19 Use ix86_build_const_vector.
20 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
21 IX86_BUILTIN_CPYSGNPD.
22 (builtin_description): Add __builtin_ia32_copysignps and
23 __builtin_ia32_copysignpd.
24 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
25 and BUILT_IN_COPYSIGNF.
27 2009-07-13 Jason Merrill <jason@redhat.com>
29 * builtins.c (can_trust_pointer_alignment): New fn.
30 (get_pointer_alignment): Factor it out from here.
33 2009-07-14 David Edelsohn <edelsohn@gnu.org>
35 * config/rs6000/predicates.md (offsettable_mem_operand): Test
38 2009-07-14 Dodji Seketeli <dodji@redhat.com>
42 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
44 2009-07-14 Richard Guenther <rguenther@suse.de>
45 Andrey Belevantsev <abel@ispras.ru>
48 * cfgexpand.c (partition_stack_vars): Do not bother to update
49 alias information when not optimizing.
51 2009-07-14 Richard Guenther <rguenther@suse.de>
52 Andrey Belevantsev <abel@ispras.ru>
54 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
55 (pt_solution_set): Likewise.
56 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
57 * tree-ssa-structalias.c (pt_solution_set): New function.
58 * final.c (rest_of_clean_state): Free SSA data structures.
59 * print-rtl.c (print_decl_name): Remove.
60 (print_mem_expr): Implement in terms of print_generic_expr.
61 * alias.c (ao_ref_from_mem): New function.
62 (rtx_refs_may_alias_p): Likewise.
63 (true_dependence): Query alias-export info.
64 (canon_true_dependence): Likewise.
65 (write_dependence_p): Likewise.
66 * tree-dfa.c (get_ref_base_and_extent): For void types leave
68 * emit-rtl.c (component_ref_for_mem_expr): Remove.
69 (mem_expr_equal_p): Use operand_equal_p.
70 (set_mem_attributes_minus_bitpos): Do not use
71 component_ref_for_mem_expr.
72 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
73 (update_alias_info_with_stack_vars): Likewise.
74 (partition_stack_vars): Call update_alias_info_with_stack_vars.
75 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
76 explicitly nor clear stmt operands.
77 Free the decl-to-pointer map.
78 * tree-optimize.c (execute_free_datastructures): Do not free
79 SSA data structures here.
80 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
81 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
82 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
84 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
86 2009-07-13 DJ Delorie <dj@redhat.com>
88 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
89 unrolling at the right iteration count.
91 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
94 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
96 * haifa-sched.c (rank_for_schedule): Introduced flags to
97 enable/disable individual scheduling heuristics.
98 * common.opt: Introduced flags to enable/disable individual
99 heuristics in the scheduler.
100 * doc/invoke.texi: Introduced flags to enable/disable individual
101 heuristics in the scheduler.
103 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
105 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
106 config/i386/mingw-tls.c.
107 * config/i386/mingw-tls.c: Removed.
109 2009-07-13 Ira Rosen <irar@il.ibm.com>
111 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
112 checks access only relevant statements.
113 (vectorizable_reduction): Likewise.
115 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
117 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
118 just for 32-bit case.
120 2009-07-12 Jan Hubicka <jh@suse.cz>
122 PR tree-optimization/40585
123 * except.c (expand_resx_expr): When there already is resume
124 instruction, produce linked list.
125 (build_post_landing_pads): Assert that resume is empty.
126 (connect_post_landing_pads): Handle resume lists.
127 (dump_eh_tree): Dump resume list.
129 2009-07-12 Ira Rosen <irar@il.ibm.com>
131 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
132 with additional argument.
133 * tree-vectorizer.h (enum vect_def_type): Add
134 vect_double_reduction_def.
135 (vect_is_simple_reduction): Add argument.
136 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
138 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
139 vect_is_simple_reduction with additional argument.
140 (vect_analyze_loop_operations): Handle exit phi nodes in case of
142 (reduction_code_for_scalar_code): Handle additional codes by
143 returning ERROR_MARK for them. Fix comment and indentation.
144 (vect_is_simple_reduction): Fix comment, add argument to specify
145 double reduction. Detect double reduction.
146 (get_initial_def_for_induction): Fix indentation.
147 (get_initial_def_for_reduction): Fix comment and indentation.
148 Handle double reduction. Create initial definitions that do not
149 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
150 (vect_create_epilog_for_reduction): Fix comment, add argument to
151 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
152 epilogue result extraction. Create double reduction phi node and
153 replace relevant uses.
154 (vectorizable_reduction): Call vect_is_simple_reduction with
155 additional argument. Fix indentation. Update epilogue code treatment
156 according to the changes in reduction_code_for_scalar_code. Check
157 for double reduction. Call vect_create_epilog_for_reduction with
159 * tree-vect-stmts.c (process_use): Handle double reduction, update
161 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
162 (vect_get_vec_def_for_operand): Likewise.
164 2009-07-12 Danny Smith <dansmister@gmail.com>
166 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
167 dllexport if !TREE_PUBLIC.
168 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
170 2009-07-11 Anatoly Sokolov <aesok@post.ru>
172 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
173 (avr_extra_arch_macro) Remove declatation.
174 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
175 (avr_extra_arch_macro) Declare as static.
176 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
178 2009-07-11 Jan Hubicka <jh@suse.cz>
181 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
183 2009-07-11 Jakub Jelinek <jakub@redhat.com>
186 * dwarf2out.c (dw_fde_struct): Add in_std_section and
187 cold_in_std_section bits.
188 (dwarf2out_begin_prologue): Initialize them.
189 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
190 if already covered by text_section or cold_text_section range.
192 PR rtl-optimization/40667
193 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
194 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
195 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
196 * config/i386/i386.c (ix86_minimum_alignment): New function.
197 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
198 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
199 * emit-rtl.c (gen_reg_rtx): Likewise.
200 * function.c (assign_parms): Likewise. If nominal_type needs
201 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
202 rather than passed_type's alignment.
205 * function.c (assign_parm_setup_stack): Adjust
206 MEM_OFFSET (data->stack_parm) if promoted_mode is different
207 from nominal_mode on big endian.
209 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
211 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
213 2009-07-10 DJ Delorie <dj@redhat.com>
215 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
217 2009-07-10 Mark Mitchell <mark@codesourcery.com>
219 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
221 (thumb2_cbnz): Likewise.
223 2009-07-10 David Daney <ddaney@caviumnetworks.com>
226 * config.gcc (supported_defaults): Add synci.
227 (with_synci): Add validation.
228 (all_defaults): Add synci.
229 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
232 * config/mips/mips.opt (msynci): New option.
233 * config/mips/mips.c (mips_override_options): Warn on use of
234 -msynci for targets that do now support it.
235 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
237 * gcc/doc/invoke.texi (-msynci): Document the new option.
238 * doc/install.texi (--with-synci): Document the new option.
240 2009-07-10 Richard Guenther <rguenther@suse.de>
242 PR tree-optimization/40496
243 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
244 the PHI result with a compatible type.
246 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
250 * c.opt (Wunused-result): New.
251 * doc/invoke.texi: Document it.
252 * c-common.c (c_warn_unused_result): Use it.
254 2009-07-09 DJ Delorie <dj@redhat.com>
256 * targhooks.c (default_target_can_inline_p): Rename from
257 default_target_option_can_inline_p.
258 * targhooks.h (default_target_can_inline_p): Likewise.
259 * target-def.h (TARGET_CAN_INLINE_P): Rename from
260 TARGET_OPTION_CAN_INLINE_P.
261 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
262 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
263 (mep_target_can_inline_p): Rename from
264 mep_target_option_can_inline_p.
267 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
268 registers used to pass vectors.
270 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
272 2009-07-09 Tom Tromey <tromey@redhat.com>
274 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
275 * config/mmix/mmix.c: Include dwarf2.h.
276 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
277 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
278 * config/sh/sh.c: Include dwarf2.h.
279 * config/i386/i386.c: Include dwarf2.h.
280 * Makefile.in (DWARF2_H): Remove 'elf'.
281 * except.c: Include dwarf2.h.
282 * unwind-dw2.c: Include dwarf2.h.
283 * dwarf2out.c: Include dwarf2.h.
284 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
285 * unwind-dw2-fde.c: Include dwarf2.h.
286 * dwarf2asm.c: Include dwarf2.h.
288 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
290 * haifa-sched.c (insn_finishes_cycle_p): New static function.
292 * sched-int.h (struct sched_info: insn_finishes_block_p): New
294 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
295 (region_sched_info): Update.
296 * sched-ebb.c (ebb_sched_info): Update.
297 * modulo-sched.c (sms_sched_info): Update.
298 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
300 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
302 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
304 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
306 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
308 2009-07-09 Jakub Jelinek <jakub@redhat.com>
311 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
312 arg1 with arg01 if arg1 is already INTEGER_CST.
314 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
316 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
317 Transform (and (truncate)) into (truncate (and)).
319 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
321 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
322 creating LHS paradoxical subregs. Fix surrounding returns to
323 use NULL_RTX rather than 0.
325 2009-07-08 DJ Delorie <dj@redhat.com>
327 * config/mep/mep.c: (mep_option_can_inline_p): New.
328 (TARGET_OPTION_CAN_INLINE_P): Define.
330 2009-07-08 Mark Wielaard <mjw@redhat.com>
333 * dwarf2out.c (add_data_member_location_attribute): When we have
334 only a constant offset don't emit a new location description using
335 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
338 2009-07-08 Richard Henderson <rth@redhat.com>
341 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
342 (enum reg_class): Add CLOBBERED_REGS.
343 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
344 * config/i386/i386.c (ix86_conditional_register_usage): Moved
345 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
346 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
347 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
348 force 64-bit sibcalls into R11.
349 * config/i386/constraints.md (U): New constraint.
350 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
351 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
352 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
354 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
356 * basic-block.h (dump_regset, debug_regset): Remove duplicate
358 * c-objc-common.h (c_initialize_diagnostics): Ditto.
359 * ebitmap.h (dump_ebitmap): Ditto.
360 * optabs.h (optab_libfunc): Ditto.
361 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
362 * tree-flow.h (vect_can_force_dr_alignment_p,
363 get_vectype_for_scalar_type): Ditto.
364 (vectorize_loops): Move prototype to ...
365 * tree-vectorizer.h: ... here. Also, adjust comment.
366 (vect_set_verbosity_level): Remove duplicate prototype.
367 * tree-ssa-loop.c: Include tree-vectorizer.h.
368 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
370 2009-07-08 Nick Clifton <nickc@redhat.com>
372 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
375 2009-07-08 DJ Delorie <dj@redhat.com>
377 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
378 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
379 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
381 * config/mep/intrinsics.md: Regenerated.
382 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
383 registers when asm() or calls are detected.
385 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
388 * gimplify.c (gimplify_expr): Propagate no_warning flag when
390 * gimple (gimple_build_call_from_tree): Likewise.
391 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
392 no_warning flag before warning.
394 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
396 * tree.c (set_expr_locus): Remove.
397 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
398 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
400 * gimplify.c (internal_get_tmp_var): Likewise.
401 (gimplify_call_expr): Likewise.
402 (gimplify_one_sizepos): Likewise.
404 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
407 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
408 to variables for debugging purposes.
410 2009-06-23 Mark Loeser <mark@halcy0n.com>
413 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
415 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
417 * pretty-print.c (pp_base_format): Remove %J.
418 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
419 gcc_cxxdiag_char_table): Likewise.
420 (init_dynamic_diag_info): Likewise.
422 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
424 * pretty-print.c (pp_base_format): Remove %H.
425 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
426 gcc_cxxdiag_char_table): Likewise.
427 (init_dynamic_diag_info): Likewise.
428 * config/mep/mep.c (mep_select_section): Likewise.
430 2009-07-07 Duncan Sands <baldrick@free.fr>
432 * final.c (pass_clean_state): Give the pass a name.
433 * passes.c (pass_rest_of_compilation): Likewise.
434 * tree-optimize.c (pass_all_optimizations): Likewise.
436 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
438 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
439 an extra 'decl' for error_at.
441 2009-07-07 Jakub Jelinek <jakub@redhat.com>
444 * tree-tailcall.c (adjust_return_value_with_ops,
445 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
446 if it has complex or vector type.
448 2009-07-07 Olivier Hainque <hainque@adacore.com>
450 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
453 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
455 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
457 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
459 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
460 * c-decl.c: Likewise.
461 * function.c: Likewise.
462 * varasm.c: Likewise.
463 * tree-ssa.c: Likewise.
464 * c-common.c: Likewise.
465 * tree-cfg.c: Likewise.
466 * config/spu/spu.c: Likewise.
467 * config/ia64/ia64.c: Likewise.
468 * config/v850/v850.c: Likewise.
470 2009-07-06 DJ Delorie <dj@redhat.com>
472 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
473 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
474 unspecified accesses to control registers.
475 * config/mep/intrinsics.md: Regenerate.
476 * config/mep/intrinsics.h: Regenerate.
477 * config/mep/mep-intrin.h: Regenerate.
479 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
481 * c-lex.c: Replace %H by an explicit location. Update all calls.
482 * c-common.c: Likewise.
483 * c-decl.c: Likewise.
484 * c-typeck.c: Likewise.
485 * fold-const.c: Likewise.
486 * gimplify.c: Likewise.
488 * tree-cfg.c: Likewise.
489 * tree-ssa-loop-niter.c: Likewise.
490 * tree-vrp.c: Likewise.
491 * value-prof.c: Likewise.
493 2009-07-06 Diego Novillo <dnovillo@google.com>
495 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
496 if it has one. Handle cases where VAR does not have an
497 annotation or cfun is NULL.
499 2009-07-06 Diego Novillo <dnovillo@google.com>
501 * tree.c: Include debug.h.
502 (initialize_tree_contains_struct): New.
503 (init_ttree): Call it.
504 (tree_node_structure_for_code): Factor out of ...
505 (tree_node_structure): ... here.
506 * treestruct.def (TS_PHI_NODE): Remove.
507 (TS_GIMPLE_STATEMENT): Remove.
509 2009-07-06 Diego Novillo <dnovillo@google.com>
511 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
512 (debug_tree_chain): Handle cycles.
514 2009-07-06 Nick Clifton <nickc@redhat.com>
515 DJ Delorie <dj@redhat.com>
517 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
518 __FMOVD_ENABLED__ is defined.
520 (TARGET_FMOVD): Provide a default definition.
521 (MASK_FMOVD): Likewise.
522 (TARGET_CPU_CPP_BUILTINS): Define
523 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
524 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
525 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
526 (split for DF load from memory into register): Also handle
527 MEMs which consist of REG+DISP addressing.
528 (split for DF store from register to memory): Likewise.
529 (movsf_ie): Always use single fp_mode.
530 * config/sh/sh.c (sh_override_options): Do not automatically
531 enable TARGET_MOVD for the SH2A when supporting doubles - leave
532 that to the -mfmovd command line switch.
533 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
534 (fldi_ok): Always allow.
535 * config/sh/sh.opt (mfmovd): Remove this switch.
536 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
538 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
539 Kaz Kojima <kkojima@gcc.gnu.org>
541 PR rtl-optimization/30807
542 * postreload.c (reload_combine): For every new use of REG_SUM,
543 record the use of BASE.
545 2009-07-06 Jan Hubicka <jh@suse.cz>
547 * params.def: Revert my accidental commit at 2009-06-30.
549 2009-07-04 Ian Lance Taylor <iant@google.com>
552 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
554 (mingw_format_attribute_overrides): Likewise.
556 2009-07-04 Jakub Jelinek <jakub@redhat.com>
559 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
560 don't check cfa.reg. Instead of cfa.indirect use
561 fde && fde->drap_reg != INVALID_REGNUM test.
563 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
565 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
567 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
570 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
572 2009-07-03 Richard Guenther <rguenther@suse.de>
574 PR tree-optimization/40640
575 * tree-switch-conversion.c (build_arrays): Perform arithmetic
578 2009-07-03 Jan Hubicka <jh@suse.cz>
580 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
581 for size, reduce amount of inlining.
583 2009-07-03 Richard Guenther <rguenther@suse.de>
586 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
587 if t +- x is known to not overflow and the conversion widens the
589 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
591 2009-07-03 Jan Hubicka <jh@suse.cz>
593 * ipa-pure-const.c (analyze): Update loop optimizer init.
594 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
595 try_remove_empty_loop, remove_empty_loops): Remove.
596 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
597 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
598 to mark regular loops as neccesary.
599 (degenerate_phi_p): New function.
600 (propagate_necessity, remove_dead_phis): Use it.
601 (forward_edge_to_pdom): Likewise.
602 (eliminate_unnecessary_stmts): Take care to remove uses of results of
603 virtual PHI nodes that became unreachable.
604 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
605 * tree-flow.h (remove_empty_loops): Remove.
606 * passes.c (init_optimization_passes): Remove.
608 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
610 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
612 (*fix_trunc<mode>_i387_1): Ditto.
613 (*floathi<mode>2_1): Ditto.
614 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
616 (*fist<mode>2_1): Ditto.
617 (frndintxf2_floor): Ditto.
618 (*fist<mode>2_floor_1): Ditto.
619 (frndintxf2_ceil): Ditto.
620 (*fist<mode>2_ceil_1): Ditto.
621 (frndintxf2_trunc): Ditto.
622 (frndintxf2_mask_pm): Ditto.
623 (fxam<mode>2_i387_with_temp): Ditto.
624 * config/i386/sse.md (mulv16qi3): Ditto.
625 (*sse2_mulv4si3): Ditto.
627 (sse4_2_pcmpestr): Ditto.
628 (sse4_2_pcmpistr): Ditto.
630 2009-07-03 Jan Hubicka <jh@suse.cz>
632 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
633 (mark_stmt_necessary): Set it.
634 (mark_operand_necessary): Set it.
635 (mark_control_dependent_edges_necessary): Set it.
636 (mark_virtual_phi_result_for_renaming): New function.
637 (get_live_post_dom): New function.
638 (forward_edge_to_pdom): New function.
639 (remove_dead_stmt): Fix handling of control dependences.
640 (tree_dce_init): Init new bitmap.
641 (tree_dce_done): Free it.
643 2009-07-02 Richard Guenther <rguenther@suse.de>
646 * tree-ssa-structalias.c (new_var_info): Initialize
649 2009-07-02 Jan Hubicka <jh@suse.cz>
651 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
654 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
656 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
657 instead of recomputing it. Adjust calls.
658 (emit_store_flag): Adjust recursive calls.
660 2009-07-02 Richard Guenther <rguenther@suse.de>
662 * tree-ssa-live.c (remove_unused_locals): Do not remove
664 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
665 of DECL_EXTERNAL for HEAP variables.
666 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
667 HEAP variables. Do not adjust RESTRICT vars.
668 (find_what_var_points_to): Nobody cares if something
671 2009-07-02 Ben Elliston <bje@au.ibm.com>
673 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
674 pc_low and pc_high declarations to the top of the function.
676 2009-07-01 DJ Delorie <dj@redhat.com>
678 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
680 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
681 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
682 unspecified accesses to control registers.
683 * config/mep/intrinsics.md: Regenerate.
684 * config/mep/intrinsics.h: Regenerate.
685 * config/mep/mep-intrin.h: Regenerate.
687 2009-07-01 Anthony Green <green@moxielogic.com>
689 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
690 instruction when possible.
691 (moxie_expand_prologue): Ditto. Also, save an instruction and
692 some complexity by popping off of $r12 instead of $sp.
693 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
696 2009-07-01 Richard Henderson <rth@redhat.com>
699 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
700 contained no insns, reposition note before last insn.
702 2009-07-01 Richard Henderson <rth@redhat.com>
705 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
706 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
708 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
711 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
712 darwin9 for printing reg addresses with %y.
714 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
716 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
717 truncation from operands in binary operations.
719 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
722 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
723 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
724 subreg of op0 to the original op0.
726 * expmed.c (store_bit_field_1): Use a temporary as the destination
727 instead of a paradoxical subreg when we need to truncate the result.
729 2009-07-01 DJ Delorie <dj@redhat.com>
731 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
732 names to VLIW variants.
733 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
734 * config/mep/intrinsics.md: Regenerate.
735 * config/mep/intrinsics.h: Regenerate.
736 * config/mep/mep-intrin.h: Regenerate.
738 2009-07-01 Jakub Jelinek <jakub@redhat.com>
741 * jump.c (returnjump_p): Revert last patch.
742 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
744 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
747 * pa.md (casesi32p): Use jump table label to determine the offset
749 (casesi64p): Likewise.
751 * pa.c (forward_branch_p): Return bool type. Use instruction
752 addresses when available. Assert that INSN has a jump label.
753 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
756 2009-07-01 Richard Guenther <rguenther@suse.de>
758 PR tree-optimization/19831
759 * tree-ssa-dce.c (propagate_necessity): Calls to functions
760 that only act as barriers do not make any previous stores necessary.
761 * tree-ssa-structalias.c (handle_lhs_call): Delay making
762 HEAP variables global, do not add a constraint from nonlocal.
763 (find_func_aliases): Handle escapes through return statements.
764 (compute_points_to_sets): Make escaped HEAP variables global.
766 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
769 * expmed.c (emit_store_flag): Perform a conversion if necessary,
770 after reducing a DImode cstore to SImode.
772 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
774 * expr.c (expand_expr_real_1): Reinstate fallthrough to
775 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
777 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
779 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
780 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
782 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
783 and umod_optab if TARGET_BSD_DIVMOD.
784 * config/vax/lib1funcs.asm: New file.
785 * config/vax/t-linux: New file.
786 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
788 2009-06-30 Jakub Jelinek <jakub@redhat.com>
791 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
792 to type arguments that have void type.
795 * dwarf2out.c (gen_formal_parameter_die): Call
796 equate_decl_number_to_die if node is different from origin.
798 2009-06-30 Anthony Green <green@moxielogic.com>
800 Clean up moxie port for --enable-build-with-cxx.
801 * config/moxie/moxie.c (moxie_function_value): First two
802 parameters are const_tree, not tree.
803 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
804 (REG_CLASS_NAMES): Ditto.
805 (REGNO_REG_CLASS): Ditto.
806 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
807 (moxie_function_value): Fix constyness of arguments.
809 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
811 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
812 finalize_size_functions before further processing.
813 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
814 (variable_size): Call self_referential_size on size expressions
815 that contain a PLACEHOLDER_EXPR.
816 (size_functions): New static variable.
817 (copy_self_referential_tree_r): New static function.
818 (self_referential_size): Likewise.
819 (finalize_size_functions): New global function.
820 * tree.c: Include tree-inline.h.
821 (push_without_duplicates): New static function.
822 (find_placeholder_in_expr): New global function.
823 (substitute_in_expr) <tcc_declaration>: Return the replacement object
825 <tcc_expression>: Likewise.
826 <tcc_vl_exp>: If the replacement object is a constant, try to inline
827 the call in the expression.
828 * tree.h (finalize_size_functions): Declare.
829 (find_placeholder_in_expr): Likewise.
830 (FIND_PLACEHOLDER_IN_EXPR): New macro.
831 (substitute_placeholder_in_expr): Update comment.
832 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
834 (copy_tree_body_r): Likewise.
835 (copy_tree_body): New static function.
836 (maybe_inline_call_in_expr): New global function.
837 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
838 (maybe_inline_call_in_expr): Declare.
839 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
840 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
843 2009-06-30 Richard Guenther <rguenther@suse.de>
845 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
847 (propagate_necessity): Do not mark reaching defs of stores
850 2009-06-30 Jan Hubicka <jh@suse.cz>
852 * cfgloopanal.c (check_irred): Move into ...
853 (mark_irreducible_loops): ... here; return true if ireducible
855 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
856 (analyze_function): Try to prove loop finiteness.
857 * cfgloop.h (mark_irreducible_loops): Update prototype.
858 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
860 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
862 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
864 2009-06-30 Ira Rosen <irar@il.ibm.com>
866 PR tree-optimization/40542
867 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
870 2009-06-30 Martin Jambor <mjambor@suse.cz>
872 PR tree-optimization/40582
873 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
874 than useless_type_conversion_p.
875 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
878 2009-06-30 Martin Jambor <mjambor@suse.cz>
881 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
883 2009-06-30 Richard Guenther <rguenther@suse.de>
885 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
886 use ao_ref references.
887 (walk_aliased_vdefs): Likewise.
888 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
889 * tree-ssa-dce.c (struct ref_data): Remove.
890 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
891 (mark_aliased_reaching_defs_necessary): Adjust.
892 (mark_all_reaching_defs_necessary_1): Likewise.
894 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
897 * expmed.c (emit_cstore): New name of emit_store_flag_1.
898 (emit_store_flag_1): Extract from emit_store_flag, adjust
899 calls to (what now is) emit_cstore.
900 (emit_store_flag): Call emit_store_flag_1 and also use it
901 for what used to be recursive calls.
903 2009-06-30 Wei Guozhi <carrot@google.com>
906 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
907 if the target bb post dominates from bb.
908 * config/i386/i386.c (memory_address_length): Check existence of base
909 register before using it.
911 2009-06-30 Nick Clifton <nickc@redhat.com>
912 DJ Delorie <dj@redhat.com>
914 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
915 __FMOVD_ENABLED__ is defined.
917 (TARGET_FMOVD): Provide a default definition.
918 (MASK_FMOVD): Likewise.
919 (TARGET_CPU_CPP_BUILTINS): Define
920 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
921 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
922 two fmov instructions depending upon whether TARGET_FMOVD is
924 (split for DF load from memory into register): Also handle
925 MEMs which consist of REG+DISP addressing.
926 (split for DF store from register to memory): Likewise.
927 * config/sh/sh.opt (mfmovd): Remove this switch.
928 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
929 * config/sh/sh.c (sh_override_options): Do not automatically
930 enable TARGET_MOVD for the SH2A when supporting doubles - leave
931 that to the -mfmovd command line switch.
933 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
935 (fldi_ok): Always allow.
936 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
938 2009-06-29 DJ Delorie <dj@redhat.com>
940 * doc/install.texi (mep-x-elf): Correct chip's full name.
942 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
944 * doc/extend.texi: Fix typo.
946 2009-06-29 Tom Tromey <tromey@redhat.com>
949 * Makefile.in (DWARF2_H): New variable.
951 (dwarf2out.o): Likewise.
952 (dwarf2asm.o): Likewise.
953 * config/i386/t-i386: Use DWARF2_H.
954 * except.c: Include elf/dwarf2.h.
955 * unwind-dw2.c: Include elf/dwarf2.h.
956 * dwarf2out.c: Include elf/dwarf2.h.
957 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
959 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
960 (size_of_loc_descr): Likewise.
961 (output_loc_operands_raw): Likewise.
962 (output_loc_operands): Handle new dtprel field.
963 (loc_checksum): Update.
964 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
965 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
966 * unwind-dw2-fde.c: Include elf/dwarf2.h.
967 * dwarf2asm.c: Include elf/dwarf2.h.
968 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
969 * config/mmix/mmix.c: Include elf/dwarf2.h.
970 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
971 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
972 * config/sh/sh.c: Include elf/dwarf2.h.
973 * config/i386/i386.c: Include elf/dwarf2.h.
975 2009-06-29 DJ Delorie <dj@redhat.com>
977 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
979 * doc/extend.texi: Add MeP attributes and pragmas.
980 * doc/invoke.text: Add MeP Options.
981 * doc/contrib.texi: Add MeP contribution.
982 * doc/md.texi: Add MeP constraints.
983 * doc/install.texi: Add MeP target.
985 2009-06-30 Anatoly Sokolov <aesok@post.ru>
987 * target.h (struct gcc_target): Add frame_pointer_required field.
988 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
989 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
990 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
992 * reload1.c (update_eliminables): (Ditto.).
993 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
994 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
995 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
997 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
999 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1000 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1001 (arm_frame_pointer_required): New function.
1003 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1004 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1005 (avr_frame_pointer_required_p): Declare as static.
1006 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1008 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1009 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1010 (bfin_frame_pointer_required): Make as static, change return type
1012 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1014 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1015 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1016 (cris_frame_pointer_required): New function.
1018 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1020 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1021 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1022 (fr30_frame_pointer_required): New function.
1024 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1025 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1026 (frv_frame_pointer_required): Make as static, change return type
1028 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1030 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1031 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1032 (ix86_frame_pointer_required): Make as static, change return type to
1034 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1036 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1037 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1039 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1041 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1043 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1045 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1046 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1047 (mips_frame_pointer_required): Make as static.
1048 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1050 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1051 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1052 (mmix_frame_pointer_required): Mew function.
1054 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1055 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1057 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1059 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1061 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1063 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1064 (CAN_ELIMINATE): Redefine.
1065 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1066 (sparc_frame_pointer_required): New function.
1067 (sparc_can_eliminate): New function.
1068 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1070 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1071 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1073 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1074 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1075 (xtensa_frame_pointer_required): Make as static, change return type
1077 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1080 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1082 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1083 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1084 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1085 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1086 (register_callback): Handle PLUGIN_START_UNIT.
1087 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1089 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1091 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1093 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1094 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1096 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1098 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1101 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1103 * doc/extend.texi (Additional Floating Types): __float128 is also
1104 supported on i386 targets.
1106 2009-06-29 Richard Guenther <rguenther@suse.de>
1109 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1111 (pt_solutions_same_restrict_base): Declare.
1112 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1114 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1115 (make_constraint_from, make_copy_constraint): Move earlier.
1116 (make_constraint_from_heapvar): New function.
1117 (make_constraint_from_restrict): Likewise.
1118 (handle_lhs_call): Use it.
1119 (find_func_aliases): Use it to track conversions to restrict
1121 (struct fieldoff): Add only_restrict_pointers flag.
1122 (push_fields_onto_fieldstack): Initialize it.
1123 (create_variable_info_for): Track global restrict qualified pointers.
1124 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1125 Track restrict qualified pointer arguments.
1126 (set_uids_in_ptset): Use varinfo is_global_var flag.
1127 (find_what_var_points_to): Set the vars_contains_restrict flag.
1128 Always create the points-to solution for sets including restrict tags.
1129 (pt_solutions_same_restrict_base): New function.
1130 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1131 qualified pointers use pt_solutions_same_restrict_base as
1132 additional source for disambiguation.
1134 2009-06-29 Richard Guenther <rguenther@suse.de>
1137 * alias.c (find_base_decl): Remove.
1138 (get_deref_alias_set_1): Remove restrict handling.
1139 * c-common.c (c_apply_type_quals_to_decl): Do not set
1140 DECL_POINTER_ALIAS_SET.
1141 * gimplify.c (find_single_pointer_decl_1): Remove.
1142 (find_single_pointer_decl): Likewise.
1143 (internal_get_tmp_var): Remove restrict handling.
1144 (gimple_regimplify_operands): Likewise.
1145 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1146 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1147 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1148 * tree.c (restrict_base_for_decl): Remove.
1149 (init_ttree): Do not allocate it.
1150 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1151 LABEL_DECL_UID for label decls.
1152 (copy_node_stat): Do not copy restrict information.
1153 (decl_restrict_base_lookup): Remove.
1154 (decl_restrict_base_insert): Likewise.
1155 (print_restrict_base_statistics): Likewise.
1156 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1157 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1158 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1159 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1160 (LABEL_DECL_UID): Adjust.
1161 (DECL_BASED_ON_RESTRICT_P): Remove.
1162 (DECL_GET_RESTRICT_BASE): Likewise.
1163 (SET_DECL_RESTRICT_BASE): Likewise.
1164 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1166 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1167 instead of DECL_POINTER_ALIAS_SET.
1168 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1169 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1170 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1172 2009-06-29 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/40579
1175 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1176 the IL to simplify has constants that overflowed.
1178 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1180 PR tree-optimization/40550
1181 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1182 vector_compute_type only when the size of vector_compute_type is
1183 less than the size of type.
1185 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1187 * fold-const.c (contains_label_1): Fix comments.
1188 (contains_label_p): Do not walk trees multiple time.
1190 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1192 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1193 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1194 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1195 ix86_fp_comparison_operator.
1196 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1197 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1198 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1199 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1200 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1201 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1202 (related splits): Change predicate to ix86_fp_comparison_operator.
1203 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1204 instead of ix86_fp_comparison_codes.
1205 (ix86_trivial_fp_comparison_operator,
1206 ix86_fp_comparison_operator): New.
1207 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1208 (ix86_expand_compare): Eliminate last two parameters.
1209 (ix86_fp_jump_nontrivial_p): Kill.
1210 * config/i386/i386.c (put_condition_code): Eliminate call to
1211 ix86_fp_comparison_codes and subsequent assertion.
1212 (ix86_fp_comparison_codes): Eliminate.
1213 (ix86_fp_swap_condition): New.
1214 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1215 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1216 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1217 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1218 and ix86_fp_swap_condition.
1219 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1220 Use ix86_fp_comparison_strategy.
1221 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1222 (ix86_fp_jump_nontrivial_p): Eliminate.
1223 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1224 call to ix86_expand_compare.
1225 (ix86_split_fp_branch, ix86_expand_setcc,
1226 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1227 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1229 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1231 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1232 related to jump_clobbers.
1233 * config/arm/arm.md (conds): Remove jump_clob case.
1234 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1235 splits): Change comparison_operator to arm_comparison_operator.
1236 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1239 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1241 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1242 condition for floating point modes.
1243 * expmed.c (emit_store_flag_1): Move here a bigger part
1245 (emit_store_flag): Try swapping the condition for floating point
1247 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1249 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1251 * expr.c (expand_expr_real_1): Just use do_store_flag.
1252 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1253 emit_store_flag_force.
1254 * expmed.c (emit_store_flag_force): Copy here trick
1255 previously in expand_expr_real_1. Try reversing the comparison.
1256 (emit_store_flag_1): Work if target is NULL.
1257 (emit_store_flag): Work if target is NULL, using the result mode
1258 from the comparison. Use split_comparison, restructure final part
1259 to simplify conditionals.
1261 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1263 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1264 * dojump.c (do_jump): Change handling of floating-point
1265 ops to use just do_compare_and_jump.
1266 (split_comparison): New.
1267 (do_compare_rtx_and_jump): Add here logic coming previously
1268 in do_jump, using split_comparison.
1270 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1273 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1275 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1277 * tree-ssa-alias.c: Fix unintentional commit.
1279 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1281 * passes.c (execute_one_pass): Fix unintentional commit.
1283 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1285 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1286 (df_rd_local_compute, df_md_local_compute): Inline them.
1288 (df_md_scratch): New.
1289 (df_md_alloc, df_md_free): Allocate/free it.
1290 (df_md_local_compute): Only include live registers in init.
1291 (df_md_transfer_function): Prune the in-set computed by
1292 the confluence function, and the gen-set too.
1294 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1296 PR rtl-optimization/26854
1297 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1298 * df-problems.c (df_rd_add_problem): Fix comment.
1299 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1300 df_md_simulate_artificial_defs_at_top,
1301 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1302 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1303 df_md_transfer_function, df_md_init, df_md_confluence_0,
1304 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1305 problem_MD, df_md_add_problem): New.
1306 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1307 df_md_get_bb_info): New.
1308 (DF_LAST_PROBLEM_PLUS1): Adjust.
1310 * Makefile.in (fwprop.o): Include domwalk.h.
1311 * fwprop.c: Include domwalk.h.
1312 (reg_defs, reg_defs_stack): New.
1313 (bitmap_only_bit_between): Remove.
1314 (process_defs): New.
1315 (process_uses): Use reg_defs and local_md instead of
1316 bitmap_only_bit_between and local_rd.
1317 (single_def_use_enter_block): New, from build_single_def_use_links.
1318 (single_def_use_leave_block): New.
1319 (build_single_def_use_links): Remove code moved to
1320 single_def_use_enter_block, invoke domwalk.
1321 (use_killed_between): Adjust comment.
1323 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1325 * bitmap.h (bitmap_ior_and_into): New.
1326 * bitmap.c (bitmap_ior_and_into): New.
1328 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1330 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1331 before_dom_children_before_stmts and after_dom_children_after_stmts.
1332 Rename the two remaining callbacks to just before_dom_children and
1333 after_dom_children. Remove other GIMPLE statement walking bits.
1334 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1335 * graphite.c: Do not include domwalk.h.
1336 * tree-into-ssa.c (interesting_blocks): New global.
1337 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1338 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1339 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1340 now that they're not domwalk callbacks.
1341 (rewrite_initialize_block): Rename to...
1342 (rewrite_enter_block): ... this, place after called functions. Test
1343 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1344 (rewrite_finalize_block): Rename to...
1345 (rewrite_leave_block): ... this, place after called functions.
1346 (rewrite_update_init_block): Rename to...
1347 (rewrite_update_enter_block): ... this, place after called functions.
1348 Test interesting_blocks, call rewrite_update_stmt and
1349 rewrite_update_phi_arguments.
1350 (rewrite_update_fini_block): Rename to...
1351 (rewrite_leave_block): ... this, place after called functions.
1352 (rewrite_blocks): Remove last argument, simplify initialization of
1354 (mark_def_sites_initialize_block): Rename to...
1355 (mark_def_sites_block): ... this, call mark_def_sites.
1356 (mark_def_sites_blocks): Remove argument, simplify initialization of
1358 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1359 (update_ssa): Likewise.
1360 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1362 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1363 (dom_opt_initialize_block): Rename to...
1364 (dom_opt_enter_block): ... this, place after called functions. Walk
1365 statements here, inline propagate_to_outgoing_edges.
1366 (dom_opt_finalize_block): Rename to...
1367 (dom_opt_leave_block): ... this, place after called functions.
1368 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1370 (dse_enter_block, dse_record_phi): New.
1371 (dse_record_phis): Delete.
1372 (dse_finalize_block): Rename to...
1373 (dse_leave_block): ... this.
1374 (tree_ssa_dse): Simplify initialization of walk_data.
1375 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1376 Adjust initialization of walk_data.
1377 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1378 * tree-ssa-loop-phiopt.c (get_non_trapping):
1379 Adjust initialization of walk_data.
1380 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1381 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1382 it's not a domwalk callback.
1383 (uncprop_initialize_block): Rename to...
1384 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1385 (dse_finalize_block): Rename to...
1386 (dse_leave_block): ... this.
1387 (tree_ssa_uncprop): Simplify initialization of walk_data.
1388 * Makefile.in: Adjust dependencies.
1390 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1392 * arm.md (casesi): Fix test for Thumb1.
1393 (thumb1_casesi_internal_pic): Likewise.
1394 (thumb1_casesi_dispatch): Likewise.
1396 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1398 * config/arm/arm-cores.def: Added core cortex-m0.
1399 * config/arm/arm-tune.md: Regenerated.
1400 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1402 2009-06-26 DJ Delorie <dj@redhat.com>
1404 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1406 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1407 the scheduler doesn't tag jump insns.
1409 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1411 * c-decl.c (merge_decls): Re-indent.
1413 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1416 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1417 Special-case decimal float constants.
1419 2009-06-26 Richard Henderson <rth@redhat.com>
1421 * function.h (struct function): Add cannot_be_copied_reason,
1422 and cannot_be_copied_set.
1423 * tree-inline.c (has_label_address_in_static_1): Rename from
1424 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1425 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1426 don't set inline_forbidden_reason.
1427 (copy_forbidden): New function, split out of inline_forbidden_p.
1428 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1429 (inline_forbidden_p): Use copy_forbidden.
1430 (tree_versionable_function_p): Likewise.
1431 (inlinable_function_p): Merge into tree_inlinable_function_p.
1432 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1433 * ipa-cp.c (ipcp_versionable_function_p): New function.
1434 (ipcp_cloning_candidate_p): Use it.
1435 (ipcp_node_modifiable_p): Likewise.
1437 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1439 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1440 that is marked not to be inlined. Remove flag_mudflap use.
1441 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1442 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1444 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1447 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1448 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1450 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1452 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1454 (__mingwthr_remove_key_dtor): Likewise.
1456 2009-06-26 Richard Guenther <rguenther@suse.de>
1458 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1460 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1463 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1464 try the non-cond_exec path also.
1466 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1469 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1470 (output_cbranch): Use new functions.
1471 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1474 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1475 Pat Haugen <pthaugen@us.ibm.com>
1476 Revital Eres <ERES@il.ibm.com>
1478 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1479 for %c error. Add %x support to print VSX registers as a unified
1480 register set, instead of separate float and altivec registers.
1481 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1482 %y case, and add support for VSX pre-modify addresses.
1483 (output_toc): Add assert for CONST containing an integer constant
1485 (rs6000_adjust_cost): Add POWER7 support.
1486 (insn_must_be_first_in_group): Ditto.
1487 (insn_must_be_last_in_group): Ditto.
1488 (rs6000_emit_popcount): Ditto.
1489 (rs6000_vector_mode_supported_p): Ditto.
1491 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1492 Change some of the functions called by macros to being called
1493 through a pointer, so debug functions can be inserted if
1494 -mdebug=addr or -mdebug=cost.
1495 (rs6000_preferred_reload_class_ptr): Ditto.
1496 (rs6000_secondary_reload_class_ptr): Ditto.
1497 (rs6000_secondary_memory_needed_ptr): Ditto.
1498 (rs6000_cannot_change_mode_class_ptr): Ditto.
1499 (rs6000_secondary_reload_inner): Ditto.
1500 (rs6000_legitimize_reload_address): Ditto.
1501 (rs6000_legitimize_reload_address_ptr): Ditto.
1502 (rs6000_mode_dependent_address): Ditto.
1503 (rs6000_mode_dependent_address_ptr): Ditto.
1505 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1506 function to return true if the mode allows reg + integer
1508 (virtual_stack_registers_memory_p): New function to return true if
1509 the address refers to a virtual stack register.
1510 (rs6000_legitimate_offset_address_p): Move code to say whether a
1511 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1513 (rs6000_legitimate_address_p): Add checks for modes that only can
1514 do reg+reg addressing. Start adding VSX support.
1515 (rs6000_legitimize_reload_address): Ditto.
1516 (rs6000_legitimize_address): Ditto.
1517 (rs6000_debug_legitimate_address_p): New debug functions for
1518 -mdebug=addr and -mdebug=cost.
1519 (rs6000_debug_rtx_costs): Ditto.
1520 (rs6000_debug_address_costs): Ditto.
1521 (rs6000_debug_adjust_cost): Ditto.
1522 (rs6000_debug_legitimize_address): Ditto.
1523 (rs6000_legitimize_reload_address_ptr): Point to call normal
1524 function or debug function. Make functions called via pointer
1526 (rs6000_mode_dependent_address_ptr): Ditto.
1527 (rs6000_secondary_reload_class_ptr): Ditto.
1528 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1529 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1530 into a friendlier error.
1531 (rs6000_init_builtins): Add initial VSX support.
1532 (rs6000_adjust_cost): Fix some spacing issues.
1534 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1535 (REG_CLASS_NAMES): Ditto.
1536 (REG_CLASS_CONTENTS): Ditto.
1537 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1538 pointer, to add -mdebug=addr support.
1539 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1540 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1541 -mdebug=addr support.
1542 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1543 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1544 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1546 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1548 (bswapsi*): Set attribute types for load/store. Add combiner
1549 patterns to eliminate zero extend on 64-bit.
1550 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1551 stdbrx if the hardware supports those instructions.
1553 2009-06-25 Ian Lance Taylor <iant@google.com>
1555 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1556 (Link Options): Document -static-libstdc++.
1558 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1561 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1562 DATA_ALIGNMENT instead.
1564 2009-06-25 Richard Guenther <rguenther@suse.de>
1566 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1567 indirect references against the callused/escaped solutions.
1568 (call_may_clobber_ref_p_1): Likewise.
1570 2009-06-25 Martin Jambor <mjambor@suse.cz>
1572 PR tree-optimization/40493
1573 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1574 (enum unscalarized_data_handling): New type.
1575 (handle_unscalarized_data_in_subtree): Return what has been done.
1576 (load_assign_lhs_subreplacements): Handle left flushes differently.
1577 (sra_modify_assign): Use unscalarized_data_handling, simplified
1578 condition determining whether to remove the statement.
1580 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1582 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1583 excerpt - @ should be doubled for texinfo.
1585 2009-06-24 Ian Lance Taylor <iant@google.com>
1587 * config/arc/arc.c: Include "df.h".
1588 (arc_attribute_table): Make static. Move higher in file.
1589 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1590 (output_shift): Initialize n later to avoid warning.
1591 * config/arm/arm.c (arm_attribute_table): Make static. Move
1593 * config/avr/avr.c (avr_attribute_table): Make static. Move
1595 (reg_class_tab): Change array type from int to enum reg_class.
1596 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1598 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1599 (lshrhi3_out): Likewise.
1600 (class_likely_spilled_p): Change return type to bool.
1601 (avr_rtx_costs): Use local code variable with enum type.
1602 * config/avr/avr.md (movmemhi): Use add_reg_note.
1603 (andhi3, andsi3): Don't use AS2 with "and".
1604 (iorhi3, iorsi3): Don't use AS2 with "or".
1605 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1606 * config/crx/crx.c: Include "df.h".
1607 (crx_attribute_table): Make static.
1608 * config/m32r/m32r.c: Include "df.h".
1609 (m32r_attribute_table): Make static. Move higher in file.
1610 (pop): Use add_reg_note.
1611 (block_move_call): Change 0 to LCT_NORMAL in function call.
1612 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1613 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1614 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1615 declare, not just when TREE_CODE is defined.
1616 * config/m68hc11/m68hc11.c: Include "expr.h".
1617 (m68hc11_attribute_table): Make static. Move higher in file.
1618 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1620 (m68hc11_register_indirect_p): Likewise.
1621 (m68hc11_function_arg_padding): Change return type to enum
1623 (emit_move_after_reload): Use add_reg_note.
1624 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1625 (m68hc11_split_logical): Likewise.
1626 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1628 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1629 to VOIDmode in function call.
1630 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1632 (m68hc11_split_logical): Update declaration.
1633 (m68hc11_function_arg_padding): Update declaration.
1634 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1635 to array of enum reg_class.
1636 (mcore_attribute_table): Make static. Move higher in file.
1637 (mcore_rtx_costs): Add cast to enum type.
1638 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1639 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1640 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1642 * config/sh/predicates.md (trapping_target_operand): Rename and to
1644 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1646 * config/spu/spu.c (spu_attribute_table): Make static. Move
1648 * config/v850/v850.c (v850_attribute_table): Make static. Move
1650 (v850_rtx_costs): Use local code with enum type.
1651 (expand_epilogue): Add cast.
1652 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1654 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1657 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1658 -m2a-single-only and -m2a-nofpu.
1659 * config/sh/sh.opt: Document m2a generates FPU code.
1661 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1663 * defaults.h (CAN_ELIMINATE): Provide default.
1664 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1665 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1666 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1667 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1668 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1669 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1670 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1671 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1672 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1673 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1675 2009-06-24 DJ Delorie <dj@redhat.com>
1677 * mep-ext-cop.cpu: Fix copyright notice.
1678 * mep-default: Fix copyright notice.
1679 * mep-core: Fix copyright notice.
1680 * mep: Fix copyright notice.
1681 * mep-ivc2: Fix copyright notice.
1682 * mep-c5: Fix copyright notice.
1684 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1686 * doc/contrib.texi (Contributors):
1688 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1691 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1692 src and dst operands if necessary.
1694 2009-06-23 DJ Delorie <dj@redhat.com>
1697 * config.gcc: Add mep support.
1698 * recog.c: Resurrect validate_replace_rtx_subexp().
1699 * recog.h: Likewise.
1700 * config/mep/: Add new port:
1701 * config/mep/constraints.md: New file.
1702 * config/mep/default.h: New file.
1703 * config/mep/intrinsics.h: New file.
1704 * config/mep/intrinsics.md: New file.
1705 * config/mep/ivc2-template.h: New file.
1706 * config/mep/mep-c5.cpu: New file.
1707 * config/mep/mep-core.cpu: New file.
1708 * config/mep/mep-default.cpu: New file.
1709 * config/mep/mep-ext-cop.cpu: New file.
1710 * config/mep/mep-intrin.h: New file.
1711 * config/mep/mep-ivc2.cpu: New file.
1712 * config/mep/mep-lib1.asm: New file.
1713 * config/mep/mep-lib2.c: New file.
1714 * config/mep/mep-pragma.c: New file.
1715 * config/mep/mep-protos.h: New file.
1716 * config/mep/mep-tramp.c: New file.
1717 * config/mep/mep.c: New file.
1718 * config/mep/mep.cpu: New file.
1719 * config/mep/mep.h: New file.
1720 * config/mep/mep.md: New file.
1721 * config/mep/mep.opt: New file.
1722 * config/mep/predicates.md: New file.
1723 * config/mep/t-mep: New file.
1725 2009-06-23 Ian Lance Taylor <iant@google.com>
1727 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1728 from loose_warn into c_loose_warn and from strict_warn into
1729 c_strict_warn. Set and substitute warn_cxxflags. Check for
1730 --enable-build-with-cxx. Set and substitute
1731 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1732 * Makefile.in (CXXFLAGS): New variable.
1733 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1734 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1735 the default is the same as $(STRICT_WARN).
1736 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1737 (CXX): New variable.
1738 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1739 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1740 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1741 (HOST_LIBS): New variable.
1742 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1743 (ALL_CXXFLAGS): New variable.
1744 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1745 * doc/install.texi (Configuration): Document
1746 --enable-build-with-cxx, --with-stage1-ldflags,
1747 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1748 * configure: Rebuild.
1750 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1752 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1753 from previous commit.
1755 2009-06-23 Ian Lance Taylor <iant@google.com>
1757 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1759 2009-06-23 Ian Lance Taylor <iant@google.com>
1761 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1762 with ATTRIBUTE_UNUSED.
1764 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1765 Pat Haugen <pthaugen@us.ibm.com>
1766 Revital Eres <eres@il.ibm.com>
1768 * config.in (HAVE_AS_POPCNTD): Add default definition.
1769 (HAVE_AS_LWSYNC): Ditto.
1771 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1773 (gcc_cv_as_powerpc_cmpb): Ditto.
1774 (gcc_cv_as_powerpc_dfp): Ditto.
1775 (gcc_cv_as_powerpc_vsx): Ditto.
1776 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1777 supporting the popcntd/lwsync instructions.
1778 (gcc_cv_as_powerpc_lwsync): Ditto.
1779 * configure: Regenerate.
1781 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1782 -mcpu=native and -mcpu=power7.
1783 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1785 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1786 a variable instead of a mask to reduce the number of mask bits.
1787 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1788 (-mbit-word): Ditto.
1789 (-mregnames): Ditto.
1790 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1791 (-mfused-madd): Ditto.
1793 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1795 (-mvsx): New switch for VSX instructions.
1796 (-misel): Move from a variable to a mask to allow it to be set by
1799 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1800 function declaration to an array declaration.
1801 (rs6000_hard_regno_nregs): New external array declaration.
1803 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1804 files included by rs6000.md.
1806 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1807 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1809 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1811 (rs6000_debug_reg): New -mdebug= variables.
1812 (rs6000_debug_addr): Ditto.
1813 (rs6000_debug_cost): Ditto.
1814 (rs6000_pmode): New variable to hold Pmode.
1815 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1816 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1817 calculated at compiler start.
1818 (rs6000_hard_regno_nregs): Change function to an array which holds
1819 HARD_REGNO_NREGS calculated at compiler start.
1820 (rs6000_explicit_options): Delete isel field.
1821 (rs6000_vector_unit): New array to hold which vector unit
1822 supports arithmetic options for a given type.
1823 (rs6000_vector_mem): New array to hold which vector unit supports
1824 memory reference operations for a given type.
1825 (rs6000_vector_align): New array to given the alignment of each
1827 (power7_cost): New basic costs for power7.
1828 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1829 (rs6000_hard_regno_nregs_internal): New function, moved from
1830 HARD_REGNO_NREGS, to calculate the number of registers each hard
1831 register takes for each type.
1832 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1833 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1834 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1835 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1836 unit information here so it is calculated once at compiler startup
1838 (rs6000_override_options): Make -misel a target mask. Add more
1839 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1840 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1842 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1843 (rs6000_handle_option): Move -misel from variable to target mask.
1844 (rs6000_builtin_mask_for_load): Add VSX support.
1845 (rs6000_conditional_register_usage): Ditto.
1846 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1847 (function_arg_boundary): Ditto.
1848 (rs6000_expand_builtin): Ditto.
1849 (def_builtin): Make abort message a little friendlier.
1850 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1852 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1853 assembler support the popcntd instruction instead of a vsx
1854 instruction to enable power7 support.
1855 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1856 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1857 option to the assembler if -mcpu=native.
1858 (ASM_CPU_NATIVE_SPEC): Ditto.
1859 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1861 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1862 the lwsync instruction.
1863 (enum processor_type): Add PROCESSOR_POWER7.
1864 (rs6000_debug_reg): New -mdebug= options.
1865 (rs6000_debug_addr): Ditto.
1866 (rs6000_debug_cost): Ditto.
1867 (rs6000_isel): Delete.
1868 (enum rs6000_vector): New enum to say what vector unit we have.
1869 (VECTOR_UNIT_*): New macros to say which vector unit has
1870 arithmetic operations for a given type.
1871 (VECTOR_MEM_*): New macros to say which vector unit has memory
1872 operations for a given type.
1873 (TARGET_LDBRX): Whether the machine supports the ldbrx
1875 (TARGET_ISEL): Delete, -misel moved to be a mask.
1876 (TARGET_ISEL64): New macro for 64-bit isel support.
1877 (UNITS_PER_VSX_WORD): New macro.
1878 (POINTER_SIZE): Move to be an external variable, rather than
1879 calculating whether we are generating 32 ot 64-bit code.
1881 (STACK_BOUNDARY): Add VSX support.
1882 (LOCAL_ALIGNMENT): Ditto.
1883 (SLOW_UNALIGNED_ACCESS): Ditto.
1884 (VSX_REGNO_P): New macro for VSX support.
1885 (VFLOAT_REGNO_P): Ditto.
1886 (VINT_REGNO_P): Ditto.
1887 (VLOGICAL_REGNO_P): Ditto.
1888 (VSX_VECTOR_MODE): Ditto.
1889 (VSX_SCALAR_MODE): Ditto.
1891 (VSX_MOVE_MODE): Ditto.
1892 (VSX_REG_CLASS_P): Ditto.
1893 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1895 (UNITS_PER_SIMD_WORD): Add VSX support.
1896 (MODES_TIEABLE_P): Ditto.
1897 (STARTING_FRAME_OFFSET): Ditto.
1898 (STACK_DYNAMIC_OFFSET): Ditto.
1899 (EPILOGUE_USES): Ditto.
1900 (REGNO_REG_CLASS): Move to array lookup.
1901 (CLASS_MAX_NREGS): Ditto.
1902 (rs6000_vector_reg_class): Add declaration.
1903 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1904 overlap with the floating point and Altivec registers.
1906 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1908 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1909 give the appropriate asm switches if -mcpu=native.
1910 (host_detect_local_cpu): Add support for "asm".
1911 (host_detect_local_cpu): Follow GNU code guidelines for name.
1913 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1914 -mbit-word to a variable instead of being a target mask.
1916 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1917 emit the lwsync instruction instead of emitting the instruction as
1918 an integer constant.
1920 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1921 fixuns_trundfsi2, move expander into rs6000.md.
1923 * config/rs6000/rs6000.md (cpu): Add power7.
1924 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1925 (logical predicate patterns): Change the single instruction
1926 primitives that set CR0 to be fast_compare instead of compare.
1928 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1929 (popcntddi2): Ditto.
1930 (popcount<mode>): Ditto.
1931 (floating multiply/add insns): Name the floating point
1933 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1934 (isel_unsigned_<mode>): Ditto.
1935 (fixuns_trundfsi2): Move expander here from spe.md.
1936 (smindi3): Define if we have -misel on 64-bit systems.
1941 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1943 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1945 * config/avr/avr.c (avr_current_device): New variable.
1946 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1947 (avr_arch, mcu_type_s): Move to avr.h.
1948 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1949 default_data_section_start fields.
1950 (avr_arch): Moved from avr.c.
1951 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1952 library_name fields.
1953 (avr_current_device, avr_mcu_types, avr_arch_types,
1954 avr_device_to_arch, avr_device_to_data_start,
1955 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1956 (EXTRA_SPEC_FUNCTIONS): Define.
1957 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1958 options mapping. Use device_to_arch and device_to_data_start insted.
1959 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1960 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1961 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1962 * config/avr/driver-avr.c: New file.
1963 * config/avr/avr-devices.c: New file.
1965 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1967 * var-tracking.c (unshare_variable): Force initialized to
1968 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1969 (set_variable_part): Likewise.
1970 (struct variable_union_info): Remove pos_src field.
1971 (vui_vec, vui_allocated): New variables.
1972 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1973 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1974 == 1 use a simpler sorting algorithm. Compute pos field right
1975 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1976 Avoid quadratic comparison if !flag_var_tracking_uninit.
1977 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1978 unshare_variable unconditionally.
1979 (dataflow_set_different_2): Removed.
1980 (dataflow_set_different): Don't traverse second hash table.
1981 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1982 unconditionally to var_reg_set or var_mem_set.
1983 (emit_notes_in_bb): Likewise.
1984 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1986 (emit_note_insn_var_location): Don't set initialized to
1987 VAR_INIT_STATUS_INITIALIZED early.
1988 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1990 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1992 * tree-object-size.c (addr_object_size): Instead of checking
1993 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1994 are no FIELD_DECLs following it.
1996 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1998 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1999 order to match bswaps with signed source operands.
2001 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2003 * sdbout.c (sdbout_one_type): Fix braces in switch.
2005 2009-06-23 Richard Guenther <rguenther@suse.de>
2007 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2009 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2010 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2011 var_callused, callused_tree, var_storedanything, storedanything_tree,
2012 var_integer, integer_tree): Remove global variables.
2013 (new_var_info): Do not pass new id, append the new var to the
2014 global variable vector.
2015 (do_ds_constraint): Use is_global_var member of the variable-info.
2016 (new_scalar_tmp_constraint_exp): Adjust.
2017 (create_function_info_for): Likewise.
2018 (create_variable_info_for): Likewise.
2019 (find_what_var_points_to): Remove dead code.
2020 (init_base_vars): Simplify.
2021 (compute_points_to_sets): Adjust.
2023 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2025 * combine.c (try_combine): Dump information about the insns we're
2028 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2030 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2031 check when calling force_to_mode on TRUNCATE's operand.
2033 2009-06-22 Ian Lance Taylor <iant@google.com>
2035 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2037 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2039 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2041 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2043 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2044 override library linkage flags such as -static-libgcc or
2047 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2049 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2051 2009-06-22 Ian Lance Taylor <iant@google.com>
2053 * config/linux.opt: Put mglibc ahead of muclibc.
2055 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2056 for duplicate decls.
2058 2009-06-22 Matthias Klose <doko@ubuntu.com>
2060 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2062 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2065 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2066 instead of NULL if a parser error occurs.
2068 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2070 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2071 non-DWARF2_DEBUGGING_INFO version.
2073 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2075 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2076 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2078 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2079 (LIBGCC2_TF_CEXT): Define.
2082 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2085 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2087 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2089 * config/arm/arm.c (arm_override_options): Disable
2090 -mcaller-super-interworking and -mcallee-super-interworking.
2091 * doc/invoke.texi (ARM Options): Document this.
2093 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2095 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2096 * config/arm/constraints.md (j): New constraint for movw operands.
2097 (N): Remove thumb2 meaning.
2098 * config/arm/arm.md (*arm_movw): Delete.
2099 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2100 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2101 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2103 2009-06-22 Martin Jambor <mjambor@suse.cz>
2105 PR tree-optimization/40492
2106 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2107 build_ref_for_offset.
2109 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2111 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2112 JUMP_TABLE_DATA_P predicates where applicable.
2113 * auto-inc-dec.c: Ditto.
2114 * builtins.c: Ditto.
2115 * caller-save.c: Ditto.
2117 * cfgcleanup.c: Ditto.
2118 * cfglayout.c: Ditto.
2121 * combine-stack-adj.c: Ditto.
2127 * dwarf2asm.c: Ditto.
2128 * dwarf2out.c: Ditto.
2129 * emit-rtl.c: Ditto.
2135 * function.c: Ditto.
2138 * genpreds.c: Ditto.
2139 * genrecog.c: Ditto.
2141 * ira-costs.c: Ditto.
2142 * ira-lives.c: Ditto.
2145 * lower-subreg.c: Ditto.
2146 * modulo-sched.c: Ditto.
2148 * postreload.c: Ditto.
2149 * print-rtl.c: Ditto.
2158 * sched-vis.c: Ditto.
2160 * sel-sched-ir.c: Ditto.
2161 * simplify-rtx.c: Ditto.
2162 * targhooks.c: Ditto.
2163 * var-tracking.c: Ditto.
2164 * vmsdbgout.c: Ditto.
2166 2009-06-22 Matthias Klose <doko@ubuntu.com>
2168 * Makefile.in (install-plugin): Always use DESTDIR.
2170 2009-06-22 Olivier Hainque <hainque@adacore.com>
2172 * config/pa/pa.c (output_call): Don't optimize post call jumps
2173 into return address adjustments if the call may throw.
2175 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2177 * arm.c (thumb1_output_casesi): New function.
2178 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2179 optimizing for size or PIC.
2180 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2181 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2182 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2183 (thumb1_casesi_internal_pic): New expand rule.
2184 (thumb1_casesi_dispatch): New pattern.
2185 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2187 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2188 in the text seciton when PIC or optimizing for size.
2189 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2190 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2191 preservation properties of code.
2192 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2193 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2194 (__gnu_thumb1_case_si): New function.
2195 * t-arm (LIB1ASMSRC): Define here.
2196 (LIB1ASMFUNCS): Add some common functions.
2197 * t-arm-elf (LIB1ASMSRC): Delete.
2198 (LIB1ASMFUNCS): Append to existing set.
2199 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2200 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2201 * t-symbian (LIB1ASMFUNCS): Likewise.
2202 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2203 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2205 2009-06-21 Richard Guenther <rguenther@suse.de>
2207 PR tree-optimization/38729
2208 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2209 to loops with a single exit if -fno-expensive-optimizations.
2211 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2213 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2214 (dataflow_set): Change vars type from htab_t to shared_hash.
2215 (shared_hash_pool, empty_shared_hash): New variables.
2216 (vars_clear): Removed.
2217 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2218 shared_hash_find_slot_unshare, shared_hash_find_slot,
2219 shared_hash_find_slot_noinsert, shared_hash_find): New
2221 (shared_hash_unshare, shared_hash_destroy): New functions.
2222 (unshare_variable): Unshare set->vars if shared, use
2224 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2225 (get_init_value, find_src_set_src, dump_dataflow_set,
2226 clobber_variable_part, emit_notes_for_differences): Use
2228 (dataflow_set_init): Remove second argument, set vars to
2229 empty_shared_hash instead of creating a new htab.
2230 (dataflow_set_clear): Call shared_hash_destroy and set vars
2231 to empty_shared_hash instead of calling vars_clear.
2232 (dataflow_set_copy): Don't call vars_copy, instead just share
2233 the src htab with dst.
2234 (variable_union): Use shared_hash_*, use initially NO_INSERT
2235 lookup if set->vars is shared. Don't keep slot cleared before
2236 calling unshare_variable. Unshare set->vars if needed.
2237 Even ->refcount == 1 vars must be unshared if set->vars is shared
2238 and var needs to be modified.
2239 (variable_canonicalize): New function.
2240 (dataflow_set_union): If dst->vars is empty, just share src->vars
2241 with dst->vars and traverse with variable_canonicalize to canonicalize
2242 and unshare what is needed.
2243 (dataflow_set_different): If old_set and new_set use the same shared
2244 htab, they aren't different. If number of htab elements is different,
2245 htabs are different. Use shared_hash_*.
2246 (dataflow_set_destroy): Call shared_hash_destroy instead of
2248 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2249 second argument to dataflow_set_init.
2250 (vt_initialize): Likewise. Initialize shared_hash_pool and
2251 empty_shared_hash, move bb in/out initialization afterwards.
2252 Use variable_htab_free instead of NULL as changed_variables del hook.
2253 (variable_was_changed): Change type of second argument to pointer to
2254 dataflow_set. When inserting var into changed_variables, bump
2255 refcount. Unshare set->vars if set is shared htab and slot needs to
2257 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2258 lookup if set->vars is shared. Unshare set->vars if needed.
2259 Even ->refcount == 1 vars must be unshared if set->vars is shared
2260 and var needs to be modified. Adjust variable_was_changed caller.
2261 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2262 vars must be unshared if set->vars is shared and var needs to be
2263 modified. Adjust variable_was_changed caller.
2264 (emit_note_insn_var_location): Don't pool_free var.
2265 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2267 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2268 free_alloc_pool on shared_hash_pool.
2270 2009-06-20 Anthony Green <green@moxielogic.com>
2272 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2273 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2275 2009-06-20 Richard Guenther <rguenther@suse.de>
2277 * tree-ssa-structalias.c (find_func_aliases): For memset use
2278 a constraint from NULL if we memset to zero.
2279 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2280 we explicitly handle that do not read from memory.
2281 (call_may_clobber_ref_p_1): Properly handle builtins that may
2284 2009-06-20 Richard Guenther <rguenther@suse.de>
2286 PR tree-optimization/40495
2287 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2288 (new_scalar_tmp_constraint_exp): New function.
2289 (process_constraint): Do not create temporary decls.
2290 (process_all_all_constraints): Likewise.
2291 (handle_const_call): Likewise.
2292 (create_function_info_for): Do not set decl.
2294 2009-06-19 Ian Lance Taylor <iant@google.com>
2296 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2297 (rs6000_attribute_table): Make static; move before use.
2299 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2301 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2302 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2303 Propagate the TREE_READONLY flag without overwriting it.
2304 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2305 Propagate the TREE_READONLY flag onto the result.
2306 (process_call_operands): Move around. Use correct constant value.
2308 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2311 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2312 * config/arm/arm.md: Likewise.
2314 2009-06-19 Ian Lance Taylor <iant@google.com>
2316 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2317 to GIMPLE_ERROR_MARK.
2319 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2320 op2_original_type parameters. Warn about using different enum types.
2321 * c-parser.c (c_parser_conditional_expression): Pass original
2322 types to build_conditional_expr.
2323 * c-tree.h (build_conditional_expr): Update declaration.
2325 2009-06-19 Ian Lance Taylor <iant@google.com>
2327 * config/i386/i386.c (ix86_function_specific_save): Test that
2328 fields match values, rather than testing the values are in a
2331 2009-06-19 Richard Guenther <rguenther@suse.de>
2333 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2335 (ptr_derefs_may_alias_p): Likewise.
2336 (ptr_deref_may_alias_ref_p_1): New function.
2337 (ptr_deref_may_alias_ref_p): Likewise.
2338 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2339 covered by looking at the ESCAPED solution.
2340 (call_may_clobber_ref_p_1): Likewise.
2341 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2342 Handle NULL_TREE offset. Do not produce redundant constraints.
2343 (process_all_all_constraints): New helper function.
2344 (do_structure_copy): Use it.
2345 (handle_lhs_call): Likewise.
2346 (find_func_aliases): Handle some builtins with pointer arguments
2347 and/or return values explicitly.
2349 2009-06-19 Ian Lance Taylor <iant@google.com>
2351 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2353 2009-06-19 Ian Lance Taylor <iant@google.com>
2355 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2357 2009-06-19 Ian Lance Taylor <iant@google.com>
2359 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2360 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2363 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2364 uninitialized const.
2366 2009-06-19 Ian Lance Taylor <iant@google.com>
2368 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2371 * c-decl.c (in_struct, struct_types): Remove.
2372 (struct c_binding): Add in_struct field.
2373 (c_binding_ptr): Define type, along with VEC.
2374 (struct c_struct_parse_info): Define.
2375 (struct_parse_info): New static variable.
2376 (bind): Initialize in_struct field.
2377 (start_struct): Remove enclosing_in_struct and
2378 enclosing_struct_types parameters. Add
2379 enclosing_struct_parse_info parameter. Change all callers. Set
2380 struct_parse_info rather than in_struct and struct_types.
2381 (grokfield): If -Wc++-compat and there is a symbol binding for the
2382 field name, set the in_struct flag and push it on the
2383 struct_parse_info->fields vector.
2384 (warn_cxx_compat_finish_struct): New static function.
2385 (finish_struct): Remove enclosing_in_struct and
2386 enclosing_struct_types parameters. Add
2387 enclosing_struct_parse_info parameter. Change all callers. Don't
2388 set C_TYPE_DEFINED_IN_STRUCT here. Call
2389 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2390 parameter. Only push on struct_types if warn_cxx_compat.
2391 (finish_enum): Only push on struct_types if warn_cxx_compat.
2392 (declspecs_add_type): Add loc parameter. Change all callers.
2393 Change all error calls to error_at. Pass loc, not input_location,
2394 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2395 defined in a struct. If -Wc++-compat and parsing a struct, record
2396 that a typedef name was used.
2397 * c-parser.c (c_parser_declspecs): Get location to pass to
2399 (c_parser_struct_or_union_specifier): Update calls to start_struct
2401 * c-tree.h (struct c_struct_parse_info): Declare.
2402 (finish_struct, start_struct): Update declarations.
2403 (declspecs_add_type): Update declaration.
2405 2009-06-19 Ian Lance Taylor <iant@google.com>
2407 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2408 variable with an anonymous type.
2410 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2412 * see.c: Remove for real.
2414 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2416 * optabs.h (enum optab_index): Add new OTI_significand.
2417 (significand_optab): Define corresponding macro.
2418 * optabs.c (init_optabs): Initialize significand_optab.
2419 * genopinit.c (optabs): Implement significand_optab using
2420 significand?f2 patterns.
2421 * builtins.c (expand_builtin_mathfn): Handle
2422 BUILT_IN_SIGNIFICAND{,F,L}.
2423 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2424 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2426 * config/i386/i386.md (significandxf2, significand<mode>2): New
2427 expanders to implement significandf, significand and significandl
2428 built-ins as inline x87 intrinsics.
2430 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2432 * config/avr/avr.c (avr_override_options): Remove setting value of
2433 PARAM_INLINE_CALL_COST.
2435 2009-06-18 Richard Henderson <rth@redhat.com>
2438 * tree-pass.h (TDF_ASMNAME): New.
2439 * tree-dump.c (dump_options): Add asmname.
2440 * doc/invoke.texi: Document it.
2442 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2443 (dump_decl_name): ...here.
2444 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2445 (dump_generic_node): Update dump_function_name calls.
2446 (print_call_name): New flags arg; update all dump calls.
2447 * diagnostic.h (print_call_name): Update.
2448 * gimple-pretty-print.c (dump_gimple_call): Update.
2450 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2453 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2455 2009-06-18 Diego Novillo <dnovillo@google.com>
2457 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2458 * plugin.c (str_license): Declare.
2459 (try_init_one_plugin): Assert that the symbol
2460 'plugin_is_GPL_compatible' exists.
2462 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2465 * Makefile.in (OBJS-common): Remove see.o.
2467 * common.opt (fsee): Mark as preserved for backward compatibility.
2468 * opts.c (common_handle_option): Add OPT_fsee to the backward
2469 compatibility section.
2470 * passes.c (init_optimization_passes, pass_see): Remove pass.
2471 * timevar.def (TV_SEE): Remove.
2472 * tree-pass.h (pass_see): Remove declaration.
2473 * doc/invoke.texi (-fsee): Remove documentation.
2475 2009-06-18 Martin Jambor <mjambor@suse.cz>
2477 * tree-sra.c: Include statistics.h
2478 (sra_stats): New variable.
2479 (sra_initialize): Clear sra_stats.
2480 (create_access_replacement): Increment sra_stats.replacements.
2481 (get_access_replacement): Do not return twice.
2482 (analyze_all_variable_accesses): Increment statistics counter by the
2483 number of scalarized aggregates.
2484 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2485 (sra_modify_expr): Increment sra_stats.exprs.
2486 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2487 (sra_modify_assign): Increment sra_stats.exprs,
2488 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2489 (perform_intra_sra): Update statistics counters.
2490 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2492 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2494 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2495 (arm_scalar_mode_supported_p): New function.
2497 2009-06-18 Paul Brook <paul@codesourcery.com>
2498 Sandra Loosemore <sandra@codesourcery.com>
2500 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2501 (__extendhfsf2, __truncsfhf2): Define.
2502 * config/arm/fp16.c: New file.
2503 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2504 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2506 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2508 * doc/extend.texi (Half-Precision): New section.
2509 * doc/invoke.texi (Option Summary): List -mfp16-format.
2510 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2511 * config/arm/arm.opt (mfp16-format=): New.
2512 * config/arm/arm.c: Include intl.h.
2513 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2514 (TARGET_INVALID_RETURN_TYPE): Redefine.
2515 (TARGET_PROMOTED_TYPE): Redefine.
2516 (TARGET_CONVERT_TO_TYPE): Redefine.
2517 (arm_fp16_format): Define.
2518 (all_fpus): Add entry for neon-fp16.
2519 (fp_model_for_fpu): Likewise.
2520 (struct fp16_format): Declare.
2521 (all_fp16_formats): Define.
2522 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2524 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2526 (arm_legitimate_index_p): Treat HFmode like HImode.
2527 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2528 (coproc_secondary_reload_class): Special-case HFmode.
2529 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2530 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2531 (arm_init_fp16_builtins): New.
2532 (arm_init_builtins): Call it.
2533 (arm_invalid_parameter_type): New.
2534 (arm_invalid_return_type): New.
2535 (arm_promoted_type): New.
2536 (arm_convert_to_type).
2537 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2539 (arm_emit_fp16_const): New function.
2540 (arm_mangle_type): Mangle __fp16 as "Dh".
2541 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2543 (TARGET_NEON_FP16): New.
2544 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2545 (enum fputype): Add FPUTYPE_NEON_FP16.
2546 (enum arm_fp16_format_type): Declare.
2547 (arm_fp16_format): Declare.
2548 (LARGEST_EXPONENT_IS_NORMAL): Define.
2549 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2550 * config/arm/arm-modes.def (HFmode): Define.
2551 * config/arm/vfp.md: (*movhf_vfp): New.
2554 * config/arm/arm.md: (fpu): Add neon_fp16.
2555 (floatsihf2, floatdihf2): New.
2556 (fix_trunchfsi2, fix_trunchfdi2): New.
2560 (*arm32_movhf): New.
2561 (*thumb1_movhf): New.
2562 (consttable_2): Add check for HFmode constants.
2563 (consttable_4): Handle HFmode constants.
2565 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2567 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2569 2009-06-17 Olivier Hainque <hainque@adacore.com>
2571 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2572 const char ** conversion in AIX specific section.
2574 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2576 * config/i386/i386.c (ix86_special_builtin_type): Remove
2577 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2578 (bdesc_special_args): Updated.
2579 (ix86_init_mmx_sse_builtins): Likewise.
2580 (ix86_expand_special_args_builtin): Likewise.
2582 2009-06-17 Richard Henderson <rth@redhat.com>
2584 * tree-pretty-print.c (maybe_dump_asm_name): New.
2585 (dump_decl_name): Use it.
2586 (PRINT_FUNCTION_NAME): Merge into...
2587 (dump_function_name): ... here. Use maybe_dump_asm_name.
2589 2009-06-17 Cary Coutant <ccoutant@google.com>
2591 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2593 * debug.c (struct gcc_debug_hooks): Change placeholder for
2595 (debug_nothing_int_charstar_int): Replaced by...
2596 (debug_nothing_int_charstar_int_bool): ...this.
2597 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2598 source_line prototype.
2599 (debug_nothing_int_charstar_int): Replaced by...
2600 (debug_nothing_int_charstar_int_bool): ...this.
2601 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2602 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2603 Output is_stmt operand when necessary.
2604 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2605 (notice_source_line): Add is_stmt parameter.
2606 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2607 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2609 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2610 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2612 2009-06-17 Ian Lance Taylor <iant@google.com>
2614 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2616 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2619 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2621 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2622 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2623 tree_strip_sign_nop_conversions and
2624 tree_ssa_strip_useless_type_conversions rather than stripping
2625 the operations here.
2626 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2628 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2629 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2630 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2631 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2634 2009-06-17 Michael Eager <eager@eagercon.com>
2636 * config/rs6000/constraints.md (register_constraint "d"): New.
2637 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2638 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2639 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2640 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2641 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2642 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2643 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2644 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2645 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2646 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2648 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2649 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2650 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2651 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2652 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2653 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2654 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2655 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2656 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2657 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2658 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2659 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2660 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2661 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2663 2009-06-16 Ian Lance Taylor <iant@google.com>
2665 * profile.c (total_num_never_executed): Don't define.
2666 (compute_branch_probabilities): Don't count or print
2668 (init_branch_prob): Don't set total_num_never_executed.
2669 (end_branch_prob): Don't print total_num_never_executed.
2671 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2673 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2675 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2677 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2678 (nabstd2_fpr): Same.
2680 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2682 * expr.c (expand_assignment): Change complex type check.
2684 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2686 * doc/plugins.texi (Building GCC plugins): Added new section.
2688 2009-06-17 Ian Lance Taylor <iant@google.com>
2690 * c-pch.c (get_ident): Don't set size of templ array.
2691 (pch_init): Don't set size of partial_pch array.
2693 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2694 string constant to intialize an array whose size is the length of
2697 2009-06-17 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/40389
2700 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2701 to addressable types.
2702 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2704 2009-06-17 Richard Guenther <rguenther@suse.de>
2707 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2708 if there is no evolution of left in the loop bail out.
2709 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2710 chrec_fold_multiply.
2712 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2713 Janis Johnson <janis187@us.ibm.com>
2716 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2717 for the symbol ref of a constant that is the source of a move
2718 - nor for any other not-obvious-label-ref constants.
2720 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2722 * plugin.c (position_pass): Skip newly inserted pass during list
2723 traversal to avoid repeated insertion.
2725 2009-06-16 Ian Lance Taylor <iant@google.com>
2727 * vec.h (VEC_stack_alloc): Define different version if
2728 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2729 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2730 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2731 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2733 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2735 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2737 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2738 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2739 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2740 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2741 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2742 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2743 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2744 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2745 __builtin_ia32_rdtscp.
2746 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2747 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2748 and __builtin_ia32_rorhi.
2749 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2750 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2751 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2752 (ix86_expand_args_builtin): Likewise.
2753 (ix86_expand_special_args_builtin): Likewise.
2755 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2756 (UNSPECV_RDTSC): Likewise.
2757 (UNSPECV_RDPMC): Likewise.
2758 (*bsr): Renamed to ...
2760 (*bsr_rex64): Renamed to ...
2764 (*rdpmc_rex64): Likewise.
2767 (*rdtsc_rex64): Likewise.
2769 (*rdtscp): Likewise.
2770 (*rdtscp_rex64): Likewise.
2772 * config/i386/ia32intrin.h: New.
2774 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2776 2009-06-16 Ian Lance Taylor <iant@google.com>
2778 * ira-build.c (copy_info_to_removed_store_destinations):
2779 Initialize parent_a.
2781 2009-06-16 Ian Lance Taylor <iant@google.com>
2783 * c-decl.c (grokdeclarator): Change size_varies to bool.
2785 2009-06-16 Ian Lance Taylor <iant@google.com>
2787 * sel-sched.c: Make forward declarations of move_op_hooks and
2788 fur_hooks explicitly extern.
2790 2009-06-16 Ian Lance Taylor <iant@google.com>
2792 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2793 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2795 2009-06-16 Ian Lance Taylor <iant@google.com>
2797 * resource.c (mark_referenced_resources): Change
2798 include_delayed_effects parameter to bool. Change all callers.
2799 (mark_end_of_function_resources): Likewise.
2800 * reorg.c (insn_references_resource_p): Likewise.
2801 (insn_sets_resource_p): Likewise.
2802 * resource.h (mark_referenced_resources): Update declaration.
2803 (mark_end_of_function_resources): Update declaration.
2805 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2807 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2809 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2811 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2812 GCC can bootstrap on AIX with GNU Binutils 2.20.
2814 2009-06-16 Ian Lance Taylor <iant@google.com>
2816 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2818 2009-06-16 Ian Lance Taylor <iant@google.com>
2820 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2821 inline, not extern inline.
2822 (exact_log2): Likewise.
2823 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2825 (exact_log2): Likewise, but don't test CTZ_HWI.
2827 2009-06-16 Ian Lance Taylor <iant@google.com>
2829 * bitmap.c (bitmap_clear): Don't declare as inline.
2830 * gimple.c (gimplify_assign): Likewise.
2831 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2832 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2833 (sched_scan_info): Remove duplicate definition.
2835 2009-06-16 Ian Lance Taylor <iant@google.com>
2837 * c-common.c (skip_evaluation): Don't define.
2838 (c_inhibit_evaluation_warnings): Define global variable.
2839 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2840 than skip_evaluation.
2841 (convert_and_check, warn_for_div_by_zero): Likewise.
2842 * c-common.h (skip_evaluation): Don't declare.
2843 (c_inhibit_evaluation_warnings): Declare.
2844 * c-parser.c (c_parser_typeof_specifier): Set
2845 c_inhibit_evaluation_warnings rather than skip_evaluation.
2846 (c_parser_conditional_expression): Likewise.
2847 (c_parser_binary_expression): Likewise.
2848 (c_parser_sizeof_expression): Likewise.
2849 (c_parser_alignof_expression): Likewise.
2850 * c-typeck.c (build_indirect_ref): Check
2851 c_inhibit_evaluation_warnings rather than skip_evaluation.
2852 (build_conditional_expr, build_binary_op): Likewise.
2854 2009-06-16 Richard Guenther <rguenther@suse.de>
2856 * tree-ssa-alias.c (is_escape_site): Remove.
2857 * tree-ssa-alias.h (enum escape_type): Remove.
2858 (is_escape_site): Likewise.
2859 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2860 via casts and asms without deferring to is_escape_site.
2862 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2865 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2866 use gen_lowpart if op0 has complex mode.
2868 2009-06-16 Richard Guenther <rguenther@suse.de>
2870 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2871 variables add them to ESCAPED.
2872 (find_func_aliases): Do not make all indirectly stored values escaped.
2874 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2876 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2879 2009-06-16 Martin Jambor <mjambor@suse.cz>
2881 PR tree-optimization/40432
2882 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2883 check whether we need to force gimple register operand.
2885 2009-06-16 Martin Jambor <mjambor@suse.cz>
2887 PR tree-optimization/40413
2888 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2889 build_ref_for_offset.
2890 (propagate_subacesses_accross_link): Fix a typo in a comment.
2892 2009-06-16 Ira Rosen <irar@il.ibm.com>
2894 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2895 with additional parameter.
2896 * tree-vectorizer.h (enum vect_def_type): Add new value
2898 (enum vect_relevant): Add comments.
2899 (vect_is_simple_reduction): Add new argument.
2900 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2901 Detect nested cycles.
2902 (vect_is_simple_reduction): Update documentation, add an argument to
2903 distinguish inner-loop reduction from nested cycle, detect nested
2904 cycles, fix printings and indentation, don't swap operands in case
2906 (get_initial_def_for_reduction): Handle subtraction.
2907 (vect_create_epilog_for_reduction): Add new argument to specify
2909 (vect_finalize_reduction): Handle subtraction, fix comments.
2910 (vectorizable_reduction): Handle nested cycles. In case of nested
2911 cycle keep track of the reduction variable position. Call
2912 vect_is_simple_reduction with additional parameter. Use original
2913 statement code in reduction epilogue for nested cycle. Call
2914 vect_create_epilog_for_reduction with additional parameter.
2915 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2916 inner-loop vectorization.
2917 (vect_recog_widen_sum_pattern): Likewise.
2918 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2920 (vect_mark_stmts_to_be_vectorized): Likewise.
2921 (vect_get_vec_def_for_operand): Handle nested cycles.
2923 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2925 * doc/invoke.texi (Debugging Options): Fix option index entries
2926 for -fdump-statistics, -frandom-seed add entries for
2927 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2928 (FRV Options): Fix entries for -mTLS, -mtls.
2929 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2930 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2931 (M68hc1x Options): Fix @itemx for -mnominmax.
2932 (MCore Options): Fix entry for -mno-lsim.
2933 (MMIX Options): Fix entry for -mabi=mmixware.
2934 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2936 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2938 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2939 Mention the plugin mode of gengtype.
2940 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2941 * gengtype.c: Updated copyright.
2942 (plugin_files, nb_plugin_files) Added new static variables.
2943 (measure_input_list) Care about plugin_files.
2944 (write_rtx_next): Added early return in plugin mode.
2945 (create_file): Updated copyright year in generated file. Added
2947 (oprintf): Added early return if NULL outf.
2948 (get_output_file_with_visibility): Care of plugin_files.
2949 (get_output_file_name): May return null.
2950 (write_local): Added early return.
2951 (put_mangled_filename): Ditto.
2952 (finish_root_table): Added check for base_files.
2953 (write_roots): Care about null when plugins.
2954 (main): Added plugin mode.
2956 2009-06-15 Ian Lance Taylor <iant@google.com>
2958 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2959 * gcov.c (read_count_file): Add braces around variables declared
2962 * c.opt (Wjump-misses-init): New warning.
2963 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2964 -Wall and -Wc++-compat if not already set.
2965 (c_common_post_options): Clear warn_jump_misses_init if it was not
2967 * c-decl.c (struct c_binding): Change type field to a union with
2968 new label field. Make it the first field in the struct. Update
2969 references to type to use u.type instead.
2970 (struct c_spot_bindings): Define.
2971 (struct c_goto_bindings): Define.
2972 (c_goto_bindings_p): Define, along with VECs.
2973 (struct c_label_vars): Define.
2974 (struct c_scope): Add has_label_bindings field.
2975 (bind_label, set_spot_bindings): New static functions.
2976 (decl_jump_unsafe, update_spot_bindings): New static functions.
2977 (update_label_decls): New static function.
2978 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2979 Update binding u.label field to shadowed field.
2980 (c_binding_start_stmt_expr): New function.
2981 (c_binding_end_stmt_expr): New function.
2982 (pushdecl): Don't call c_begin_vm_scope.
2983 (make_label): Add defining and p_label_vars parameters. Change
2985 (lookup_label): Correct test for whether a label has not yet been
2986 defined. Call bind_label rather than bind.
2987 (warn_about_goto): New static function.
2988 (lookup_label_for_goto): New function.
2989 (declare_label): Call bind_label rather than bind.
2990 (check_earlier_gotos): New static function.
2991 (define_label): Don't give errors about jumping into statement
2992 expressions or scopes of variably modified types. Call
2993 set_spot_bindings and check_earlier_gotos. Call bind_label
2994 instead of bind. Don't set label_context_stack_se or
2995 label_context_stack_vm.
2996 (c_get_switch_bindings): New function.
2997 (c_release_switch_bindings): New function.
2998 (c_check_switch_jump_warnings): New function.
2999 (start_function): Don't set label_context_stack_se or
3000 label_context_stack_vm.
3001 (finish_function): Likewise.
3002 * c-typeck.c (label_context_stack_se): Don't define.
3003 (label_context_stack_vm): Don't define.
3004 (c_finish_goto_label): Call lookup_label_for_goto rather than
3005 lookup_label. Don't give errors about jumping into a statement
3006 expression or the scope of a variably modified type. Don't set
3007 label_context_stack_se or label_context_stack_vm.
3008 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3009 fields. Add bindings field.
3010 (c_start_case): Don't set deleted fields. Set bindings field.
3011 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3012 or blocked_vm. Call c_check_switch_jump_warnings.
3013 (c_finish_case): Don't test blocked_stmt_expr field. Call
3014 c_release_switch_bindings.
3015 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3016 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3017 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3018 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3019 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3020 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3021 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3022 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3023 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3024 (C_DECL_UNJUMPABLE_VM): Don't define.
3025 (C_DECL_UNDEFINABLE_VM): Don't define.
3026 (struct c_label_list): Don't define.
3027 (struct c_label_context_se): Don't define.
3028 (struct c_label_context_vm): Don't define.
3029 (struct c_spot_bindings): Declare.
3030 (c_bindings_start_stmt_expr): Declare.
3031 (c_bindings_end_stmt_expr): Declare.
3032 (lookup_label_for_goto): Declare.
3033 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3034 (c_check_switch_jump_warnings): Declare.
3035 (label_context_stack_se, label_context_stack_vm): Don't declare.
3036 (c_finish_goto_label): Update declaration.
3037 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3038 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3039 (Warning Options): Document -Wjump-misses-init.
3041 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3043 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3046 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3048 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3050 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3052 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3054 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3056 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3058 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3060 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3061 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3062 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3063 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3064 * dwarf2asm.c (dw2_force_const_mem): Update call to
3066 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3067 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3068 * langhooks.c (lhd_comdat_group): Remove.
3069 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3070 * tree.h (DECL_COMDAT_GROUP): New.
3071 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3072 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3073 (make_decl_one_only): Change signature.
3074 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3076 (make_decl_one_only): Change signature.
3077 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3079 2009-06-15 Richard Guenther <rguenther@suse.de>
3082 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3084 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3086 * tree-ssa-math-opts.c: Remove extra divide.
3088 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3090 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3092 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3094 * passes.c: Add bswap pass.
3095 * tree-pass.h: Add pass_optimize_bswap declaration.
3096 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3097 Include rtl.h, expr.h and optabs.h for optab_handler check.
3098 (struct symbolic_number, pass_optimize_bswap): New definition.
3099 (do_shift_rotate, verify_symbolic_number_p): New functions.
3100 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3101 (gate_optimize_bswap): New function.
3102 * tree.c (widest_int_cst_value): New function.
3103 * tree.h (widest_int_cst_value): Prototype added.
3105 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3107 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3108 REG_EQUAL/REG_EQUIV notes.
3110 2009-06-14 Richard Guenther <rguenther@suse.de>
3113 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3114 has its address taken if NRV was applied and it is addressable.
3115 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3116 function split out from ...
3117 (get_constraint_for_1): ... here.
3118 (handle_rhs_call): Use it to mark the return slot escaped if
3119 it is addressable and NRV was applied.
3121 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3123 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3124 Change first argument type to location_t.
3125 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3126 Do not set input_location.
3127 Use loc instead of input_location throughout.
3129 2009-06-13 Richard Guenther <rguenther@suse.de>
3131 PR tree-optimization/40421
3132 * tree-predcom.c (should_unroll_loop_p): Remove.
3133 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3135 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3137 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3138 Add location argument.
3140 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3142 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3144 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3145 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3146 * config/spu/spu-protos.h: Add location to
3147 spu_resolve_overloaded_builtin.
3148 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3149 spu_build_builtin_va_list.
3150 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3151 argument. Pass location to build_function_call_vec.
3152 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3154 (emit_fpu_switch): Same.
3155 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3156 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3157 to build_decl and create_artificial_label.
3158 (xtensa_gimplify_va_arg_expr): Same.
3159 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3160 (xstormy16_gimplify_va_arg_expr): Same.
3161 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3162 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3163 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3164 (mips16_build_function_stub): Same.
3165 (mips16_build_call_stub): Same.
3167 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3170 * arm/constraints.md (Pa, Pb): New constraints.
3171 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3172 split pattern to deal with them.
3174 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3176 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3177 fix index entry for -Xpreprocessor.
3179 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3181 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3182 Add location argument to build_decl call.
3183 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3184 (rs6000_init_builtins): Same.
3185 (spe_init_builtins): Same.
3186 (rs6000_gimplify_va_arg): Add location argument to
3187 create_artificial_label call.
3189 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3191 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3192 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3193 * Makefile.in: Fix GGC dependency for gcse.o.
3195 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3197 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3198 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3199 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3201 * c-parser.c (c_parser_binary_expression): Use current column while
3202 building binary operations.
3203 * common.opt (fshow-column): Enable by default.
3204 * tree-vrp.c (check_array_ref): Use warning_at.
3205 (check_array_bounds): Use location from call back if expr has no
3207 * tree.h: Add location argument to maybe_fold_*.
3208 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3209 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3210 (maybe_fold_offset_to_component_ref): Same.
3211 (maybe_fold_offset_to_reference): Same.
3212 (maybe_fold_offset_to_address): Same.
3213 (maybe_fold_stmt_indirect): Same.
3214 (maybe_fold_stmt_addition): Same.
3215 (fold_stmt_r): Pass location to maybe_fold_*.
3216 (fold_gimple_assign): Same.
3217 * c-tree.h: Add location argument to finish_decl,
3218 default_function_array_conversion, store_init_value.
3219 * c-decl.c (define_label): Use error_at.
3220 (c_make_fname_decl): Pass location to finish_decl.
3221 (finish_decl): New location argument.
3222 (build_compound_literal): Pass location to store_init_value.
3223 (grokdeclarator): Pass location to finish_decl.
3225 * c-typeck.c (array_to_pointer_conversion): New location argument.
3226 (function_to_pointer_conversion): Same.
3227 (default_function_array_conversion): Same.
3228 (parser_build_unary_op): Pass location to overflow_warning.
3229 (parser_build_binary_op): Same. Use warning_at.
3230 (build_unary_op): Pass location to array_to_pointer_conversion.
3231 (build_c_cast): Pass location to digest_init.
3232 (build_modify_expr): New location argument.
3233 (convert_for_assignment): Same.
3234 (store_init_value): Same.
3235 (digest_init): Same.
3236 (output_init_element): Pass location to digest_init and
3237 array_to_pointer_conversion.
3238 (c_finish_return): Pass location to convert_for_assignment.
3239 * gimplify.c (gimplify_conversion): Pass location to
3240 maybe_fold_offset_to_address.
3241 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3242 to maybe_fold_stmt_addition.
3243 * c-omp.c (c_finish_omp_atomic): Pass new location to
3245 (c_finish_omp_for): Same.
3246 * c-common.c (overflow_warning): New argument.
3247 * c-common.h: New argument to build_modify_expr, overflow_warning.
3248 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3250 (c_parser_initializer): Pass location to
3251 default_function_array_conversion.
3252 (c_parser_initelt): Same.
3253 (c_parser_initval): Same.
3254 (c_parser_asm_operands): Same.
3255 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3256 (c_parser_conditional_expression): Same.
3257 (c_parser_binary_expression): Add location info to stack. Use it.
3258 (c_parser_unary_expression): Pass location to
3259 default_function_array_conversion, parser_build_unary_op,
3260 build_indirect_ref, c_parser_postfix_expression_after_primary.
3261 (c_parser_postfix_expression_after_primary): New location argument.
3263 (c_parser_expression_conv): Pass location to
3264 default_function_array_conversion.
3265 (c_parser_expr_list): Same.
3266 (c_parser_omp_atomic): Same.
3267 (c_parser_omp_for_loop): Same.
3268 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3269 (build_array_declarator): New argument.
3270 * c-decl.c (build_array_declarator): Add location argument.
3271 (grokdeclarator): Set id_loc for cdk_array.
3272 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3273 build_array_declarator.
3274 * tree.c (build_omp_clause): Add location argument.
3275 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3276 (OMP_CLAUSE_LOCATION): New macro.
3277 (struct tree_omp_clause): Add location field.
3278 (build_omp_clause): Add argument.
3279 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3280 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3282 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3283 (cp_parser_omp_clause_collapse): Same.
3284 (cp_parser_omp_clause_default): Same.
3285 (cp_parser_omp_clause_if): Same.
3286 (cp_parser_omp_clause_nowait): Same.
3287 (cp_parser_omp_clause_num_threads): Same.
3288 (cp_parser_omp_clause_ordered): Same.
3289 (cp_parser_omp_clause_schedule): Same.
3290 (cp_parser_omp_clause_untied): Same.
3291 (cp_parser_omp_for_loop): Same.
3292 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3293 * c-tree.h (c_start_case): Add location argument.
3294 (c_process_expr_stmt): Same.
3295 (c_finish_goto_*): Same.
3296 * tree-parloops.c (initialize_reductions): Pass location to
3298 (create_parallel_loop): Same.
3299 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3300 (gfc_trans_omp_reduction_list): Same.
3301 (gfc_trans_omp_clauses): Same.
3302 (gfc_trans_omp_do): Same.
3303 * c-typeck.c (c_finish_goto_label): Same.
3304 (c_finish_goto_ptr): New location argument.
3305 (c_start_case): Same.
3306 (emit_side_effect_warnings): Same.
3307 (c_process_expr_stmt): Same.
3308 (c_finish_stmt_expr): Same.
3309 (c_finish_omp_clauses): Use error_at instead of error.
3310 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3312 * c-omp.c (c_split_parallel_clauses): New location argument.
3313 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3314 to build_omp_clause.
3315 (convert_local_reference_stmt): Same.
3316 (convert_gimple_call): Same.
3317 * c-common.h (c_split_parallel_clauses): New argument.
3318 * c-parser.c (c_parser_statement_after_labels): Pass location to
3319 c_finish_goto_label.
3320 (c_parser_switch_statement): Pass location to c_start_case.
3321 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3322 and c_process_expr_stmt.
3323 (c_parser_omp_variable_list): Add location argument.
3324 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3325 (c_parser_omp_clause_default): Same.
3326 (c_parser_omp_clause_if): Same.
3327 (c_parser_omp_clause_num_threads): Same.
3328 (-c_parser_omp_clause_ordered): Same.
3329 (c_parser_omp_clause_reduction): Pass location to
3330 c_parser_omp_variable_list.
3331 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3332 (c_parser_omp_clause_untied): Same.
3333 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3334 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3336 * c-tree.h (check_for_loop_decls, undeclared_variable,
3337 build_component_ref, build_array_ref, build_external_ref,
3338 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3339 build_conditional_expr, build_compound_expr, c_cast_expr,
3340 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3341 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3343 * c-semantics.c (build_stmt): Same.
3344 (build_case_label): Same.
3345 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3346 (undeclared_variable): New argument.
3348 (lookup_label): Pass location on down.
3349 (define_label): Same.
3350 (finish_decl): Same.
3351 (build_compound_literal): Same.
3352 (finish_struct): Same.
3353 (finish_function): Do not set location here.
3354 (check_for_loop_decls): New argument.
3355 * tree.c (save_expr): Set location.
3356 (build_empty_stmt): New argument.
3357 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3358 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3359 * builtins.c (gimplify_va_arg_expr): Use locations.
3360 (expand_builtin_sync_operation): Same.
3361 * c-typeck.c (build_component_ref): New argument.
3362 (build_array_ref): Same.
3363 (build_external_ref): Same.
3364 (c_expr_sizeof_expr): Same.
3365 (c_expr_sizeof_type): Same.
3366 (parser_build_unary_op): Same.
3367 (build_conditional_expr): Same.
3368 (build_compound_expr): Pass location on down.
3369 (build_compound_expr): New argument.
3370 (build_c_cast): Same.
3371 (c_cast_expr): Same.
3372 (build_asm_expr): Same.
3373 (c_finish_return): Same.
3374 (c_process_expr_stmt): Pass location on down.
3375 (c_finish_stmt_expr): New argument.
3376 (push_clenaup): Same.
3377 (c_finish_omp_parallel): Same.
3378 (c_finish_omp_task): Same.
3379 * gimplify.c (gimplify_call_expr): Pass location on down.
3380 * c-omp.c (c_finish_omp_master): New argument.
3381 (c_finish_omp_critical): Same.
3382 (c_finish_omp_ordered): Same.
3383 (c_finish_omp_barrier): Same.
3384 (-c_finish_omp_taskwait): Same.
3385 (c_finish_omp_atomic): Same.
3386 (c_finish_omp_flush): Same.
3387 * tree-inline.c (copy_tree_body_r): Pass location on down.
3388 (inline_forbidden_p): Remove use of input_location.
3389 * c-gimplify.c (c_build_bind_expr): New argument.
3390 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3391 (c_sizeof_or_alignof_type): New argument.
3392 (c_alignof_expr): Same.
3393 (build_va_arg): Same.
3394 (c_add_case_label): Same.
3395 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3396 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3397 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3398 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3399 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3400 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3402 * stub-objc.c (objc_build_selector_expr): Same.
3403 (objc_build_throw_stmt): Same.
3404 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3405 (c_parser_initelt): Same.
3406 (c_parser_compound_statement): Same.
3407 (c_parser_compound_statement_nostart): Same.
3408 (c_parser_label): Same.
3409 (c_parser_statement_after_labels): Same.
3410 (c_parser_if_body): Same.
3411 (c_parser_else_body): Same.
3412 (c_parser_if_statement): Same.
3413 (c_parser_switch_statement): Same.
3414 (c_parser_while_statement): Same.
3415 (c_parser_do_statement): Same.
3416 (c_parser_for_statement): Same.
3417 (c_parser_asm_statement): Same.
3418 (c_parser_conditional_expression): Same.
3419 (c_parser_binary_expression): Same.
3420 (c_parser_cast_expression): Same.
3421 (c_parser_unary_expression): Same.
3422 (c_parser_sizeof_expression): Same.
3423 (c_parser_alignof_expression): Same.
3424 (c_parser_postfix_expression): Same.
3425 (c_parser_expression): Same.
3426 (c_parser_objc_receiver): Same.
3427 (c_parser_omp_variable_list): Same.
3428 (c_parser_omp_structured_block): Same.
3429 (c_parser_omp_atomic): New argument.
3430 (c_parser_omp_barrier): Same.
3431 (c_parser_omp_critical): Same.
3432 (c_parser_omp_flush): Pass location on down.
3433 (c_parser_omp_for_loop): New argument.
3434 (c_parser_omp_for): Same.
3435 (c_parser_omp_master): Same.
3436 (c_parser_omp_ordered): Same.
3437 (c_parser_omp_sections_scope): Same.
3438 (c_parser_omp_sections): Same.
3439 (c_parser_omp_parallel): Same.
3440 (c_parser_omp_single): Same.
3441 (c_parser_omp_task): Same.
3442 (c_parser_omp_taskwait): Pass location on down.
3443 (c_parser_omp_construct): Same.
3444 (c_parser_omp_threadprivate): Same.
3445 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3446 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3447 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3448 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3449 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3450 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3451 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3452 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3453 config/i386/i386.c, stmt.c:
3454 Add location argument to the following function definitions and/or
3455 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3456 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3457 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3458 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3459 do_case, c_finish_bc_stmt, build_compound_literal,
3460 build_function_call.
3461 * c-decl.c (build_compound_literal): Add location argument.
3462 Make all diagnostic calls use location.
3463 (start_struct): Same.
3464 (finish_struct): Same.
3466 (build_enumerator): Same.
3467 (start_function): Same.
3468 (grokdeclarator): Make all diagnostic calls use location.
3469 (store_parm_decls_oldstyle): Same.
3470 * c-typeck.c (build_function_call): Add location argument.
3471 Make all diagnostic calls use location.
3473 (c_finish_bc_stmt): Same.
3474 * tree-nested.c (get_trampoline_type): Add argument.
3475 Pass location to build_decl.
3476 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3477 * rtl.h (RTL_LOCATION): New.
3478 * c-common.c (c_add_case_label): Add location argument.
3479 Make all diagnostic calls use location.
3480 * c-common.h: Add location argument to make_fname_decl, do_case,
3481 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3482 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3483 Set it appropriately for every case. Pass enum_loc to start_enum
3484 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3486 (c_parser_struct_or_union_specifier): Save location. Use it for
3487 start_struct, finish_struct, and parser_xref_tag.
3489 2009-06-12 Ian Lance Taylor <iant@google.com>
3491 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3493 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3494 cpp_opts->warn_cxx_operator_names.
3496 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3499 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3500 is returns NULL and OP is a VCE, look through the VCE.
3502 2009-06-12 Ian Lance Taylor <iant@google.com>
3505 * collect2.c (main): Use CONST_CAST2 in code inside #if
3506 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3508 2009-06-12 Joey Ye <joey.ye@intel.com>
3511 * cfgexpand.c (get_decl_align_unit): Update
3512 max_used_stack_slot_alignment with align instead of
3513 stack_alignment_needed.
3515 * function.c (assign_stack_local_1): Update
3516 max_used_stack_slot_alignment with alignment_in_bits instead
3517 of stack_alignment_needed.
3518 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3521 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3523 * dwarf2out.c (last_var_location_insn): New variable.
3524 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3525 (dwarf2out_var_location): Don't record anything after last real
3526 insn. Only change labels if there were any real instructions
3527 in between last note and this one, or if changed sections.
3529 2009-06-11 Richard Henderson <rth@redhat.com>
3531 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3532 note when storing the frame pointer in a register.
3533 (FRP): Don't redefine to nothing for epilogue.
3534 (alpha_expand_epilogue): Mark register and sp restores.
3535 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3537 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3538 when gen_lowpart is needed.
3540 2009-06-11 Richard Henderson <rth@redhat.com>
3542 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3544 * dwarf2out.c (need_data_align_sf_opcode): New.
3545 (div_data_align): Move earlier.
3546 (def_cfa_1, reg_save): Use it.
3548 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3550 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3551 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3552 (ix86_handle_option): Handle OPT_mcrc32.
3553 (ix86_target_string): Add -mcrc32.
3554 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3556 * config/i386/i386.h (TARGET_CRC32): New.
3558 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3559 (sse4_2_crc32di): Likewise.
3561 * config/i386/i386.opt (mcrc32): New.
3563 * doc/invoke.texi: Document -mcrc32.
3565 2009-06-11 Richard Henderson <rth@redhat.com>
3567 * common.opt (gdwarf-): Accept a version number.
3568 * doc/invoke.texi (gdwarf-): Update docs.
3569 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3570 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3571 version level, and record it.
3573 * dwarf2.h (DW_CIE_VERSION): Remove.
3574 * dwarf2out.c (DWARF_VERSION): Remove.
3575 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3576 (output_call_frame_info): Use CIE version 3 for dwarf3,
3577 or if the return register column is out of range for version 1.
3578 (dwarf_stack_op_name): Add all dwarf3 values.
3579 (DEBUG_PUBTYPES_SECTION): New.
3580 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3581 encoding change for dwarf3.
3582 (output_die) [dw_val_class_die_ref]: Likewise.
3583 (output_compilation_unit_header): Emit correct version for dwarf3.
3584 (output_line_info): Likewise.
3585 (output_pubnames): Update for DWARF_VERSION removal.
3586 (output_aranges): Likewise.
3587 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3588 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3589 (dwarf2out_finish): Likewise.
3591 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3593 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3596 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3599 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3600 * builtins.c (expand_builtin_unreachable): New function.
3601 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3602 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3603 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3605 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3606 searching for missing barriers.
3608 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3610 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3611 when -fprofile-generate* was passed.
3612 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3614 2009-06-11 Anthony Green <green@moxielogic.com>
3616 * config/moxie/moxie.md: Define length attribute for all instructions.
3618 (*b<cond:code>): Support limited branch ranges for new PC-relative
3619 branch instructions.
3620 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3622 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3624 * config/i386/i386.c (min_insn_size): Use get_attr_length
3625 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3628 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3629 instead of emit_insn_before.
3631 2009-06-10 Ian Lance Taylor <iant@google.com>
3634 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3637 2009-06-10 Revital Eres <eres@il.ibm.com>
3639 * passes.c (init_optimization_passes): Reschedule
3640 predictive-commoning pass before complete unroll pass.
3642 2009-06-10 Martin Jambor <mjambor@suse.cz>
3644 * cgraph.c (cgraph_node_can_be_local_p): New function.
3645 (cgraph_make_node_local): New function.
3646 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3647 (cgraph_make_node_local): Declare.
3649 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3651 * tree.h (tree_base): Add packed_flag and user_align fields.
3652 Decrease size of spare field.
3653 (TYPE_USER_ALIGN): Use user_align from tree_base.
3654 (DECL_USER_ALIGN): Likewise.
3655 (TYPE_PACKED): Use packed_flag from tree_base.
3656 (DECL_PACKED): Likewise.
3657 (tree_type): Delete packed_flag and user_align fields. Widen
3658 precision field. Widen mode field and shuffle fields to align
3659 mode on an 8-bit boundary.
3660 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3661 Renumber decl_flag_* fields. Fix comments. Widen
3662 decl_common_unused field.
3663 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3664 (DECL_EXTERNAL): Likewise.
3665 (DECL_BIT_FIELD): Likewise.
3666 (DECL_NONADDRESSABLE_P): Likewise.
3667 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3668 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3670 2009-06-10 Ian Lance Taylor <iant@google.com>
3672 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3673 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3674 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3675 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3676 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3677 DEF_VEC_ALLOC_FUNC_P.
3678 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3679 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3680 DEF_VEC_ALLOC_FUNC_O.
3681 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3682 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3683 DEF_VEC_ALLOC_FUNC_I.
3684 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3685 (vec_stack_p_reserve_exact_1): Declare.
3686 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3687 (vec_stack_free): Declare.
3688 (VEC_stack_alloc): Define.
3689 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3690 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3691 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3692 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3694 (stack_vecs): New static variable.
3695 (vec_stack_p_reserve_exact_1): New function.
3696 (vec_stack_o_reserve_1): New static function.
3697 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3698 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3699 (vec_stack_free): New function.
3700 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3701 (VEC_df_ref_stack_alloc): Define.
3702 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3703 DEF_VEC_ALLOC_P_STACK.
3704 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3705 (struct df_collection_rec): Change _vec fields to VEC. Remove
3707 (df_free_collection_rec): Adjust for new fields.
3708 (df_insn_rescan): Use new df_collection_rec fields.
3709 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3710 (df_ref_create_structure, df_ref_record): Likewise.
3711 (df_get_conditional_uses, df_get_call_refs): Likewise.
3712 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3713 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3714 (df_record_exit_block_uses, df_bb_verify): Likewise.
3715 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3716 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3717 Remove count parameter. Change return type to void. Change all
3719 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3720 Remove count parameter. Change return type to void. Change all
3722 (df_install_refs): Change old_vec parameter to VEC. Remove count
3723 parameter. Change all callers.
3724 (df_install_mws): Change old_vec parameter to VEC. Remove count
3725 parameter. Change all callers.
3726 (df_refs_verify): Change new_rec parameter to VEC. Change call
3728 (df_mws_verify): Likewise.
3730 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3732 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3734 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3736 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3738 2009-06-10 Anthony Green <green@moxielogic.com>
3740 * config/moxie/crti.asm: New file.
3741 * config/moxie/crtn.asm: New file.
3742 * config/moxie/moxie.c: New file.
3743 * config/moxie/moxie.h: New file.
3744 * config/moxie/sfp-machine.h: New file.
3745 * config/moxie/moxie-protos.h: New file.
3746 * config/moxie/t-moxie: Created.
3747 * config/moxie/t-moxie-softfp: Created.
3748 * config/moxie/moxie.md: Created.
3749 * config/moxie/constraints.md: Created.
3750 * config.gcc: Add moxie support.
3751 * doc/md.texi (Machine Constraints): Add moxie constraints.
3752 * doc/contrib.texi (Contributors): Mention moxie port.
3753 * doc/install.texi (Specific): Mention the moxie port.
3755 2009-06-09 Ian Lance Taylor <iant@google.com>
3757 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3759 * optabs.c (optab_table): Only use designated initializers if
3760 HAVE_DESIGNATED_INITIALIZERS is defined.
3761 (convert_optab_table): Likewise.
3762 (init_optabs): Always call init_insn_codes if
3763 HAVE_DESIGNATED_INITIALIZERS is not defined.
3765 2009-06-09 Ian Lance Taylor <iant@google.com>
3767 * targhooks.c (default_builtin_vectorized_function): Change fn
3768 parameter to unsigned int.
3769 (default_builtin_vectorized_conversion): Change code parameter to
3771 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3772 * targhooks.h: Update declarations.
3773 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3774 parameter to unsigned int.
3776 * c-typeck.c (comptypes_check_enum_int): New static function.
3777 (comptypes_internal): Add enum_and_int_p parameter. Change all
3779 (comp_target_types): Add location parameter. Change all callers.
3780 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3782 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3783 (build_conditional_expr): Add colon_loc parameter. Change all
3785 (convert_for_assignment): Add location parameter. Change all callers.
3786 * c-parser.c (c_parser_conditional_expression): Pass location of
3787 colon to build_conditional_expr.
3788 * c-tree.h (build_conditional_expr): Update declaration.
3790 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3792 * graphite.c: Revert previous patch.
3794 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3797 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3799 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3801 * tree-ssa-loop-prefetch.c
3802 (loop_prefetch_arrays): Fixed a portability problem in printf format
3805 2009-06-09 Martin Jambor <mjambor@suse.cz>
3807 PR tree-optimization/40351
3808 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3809 refrence to a potential artifical subaccess can be constructed.
3811 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3813 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3814 (sh_override_options): Likewise.
3815 * config/sh/sh.c: Include params.h.
3816 (sh_optimization_options): New.
3817 (sh_override_options): Likewise.
3818 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3819 (OVERRIDE_OPTIONS): Use sh_override_options.
3821 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3823 * dwarf2out.c (emit_cfa_remember): New variable.
3824 (add_fde_cfi): If emit_cfa_remember, recurse to add
3825 DW_CFA_remember_state first.
3826 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3827 instead just set emit_cfa_remember.
3829 2009-06-08 Jan Hubicka <jh@suse.cz>
3832 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3834 2009-06-08 Jan Hubicka <jh@suse.cz>
3837 * cgraphunit.c (save_inline_function_body): Do not copy transform
3838 hooks for saved inline bodies.
3839 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3842 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3844 * jump.c (returnjump_p): Handle delayed branches. Add missing
3847 2009-06-08 Jan Hubicka <jh@suse.cz>
3850 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3851 original node might've been modified.
3852 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3854 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3856 * tree-object-size.c (addr_object_size): Add OSI argument.
3857 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3858 (compute_builtin_object_size, expr_object_size): Adjust callers.
3859 (plus_stmt_object_size): Call addr_object_size instead of
3860 compute_builtin_object_size.
3862 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3863 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3865 * tree-ssa-loop-prefetch.c
3866 (gather_memory_references): Introduced a counter for the number of
3868 (anything_to_prefetch_p): Introduced a counter for the number of
3870 (is_loop_prefetching_profitable): New function with a cost model
3872 (loop_prefetch_arrays): Use the new cost model to determine if
3873 prefetching is profitable.
3874 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3875 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3876 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3877 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3878 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3879 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3881 2009-06-08 Michael Matz <matz@suse.de>
3884 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3885 partitions use the same.
3886 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3887 for basevars of SSA_NAMEs.
3888 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3889 to not expand them twice.
3890 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3893 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3895 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3896 (fdump-final-insns=, gtoggle): New.
3897 * doc/invoke.texi: Document them.
3898 * final.c (rest_of_clean_state): Dump final insn stream.
3899 * gcc.c (invoke_as): Hook in -fcompare-debug.
3900 (static_spec_functions): Add compare-debug-dump-opt,
3901 compare-debug-self-opt and compare-debug-auxbase-opt.
3902 (compare_debug, compare_debug_second, compare_debug_opt): New.
3903 (switches_debug_check, n_switches_debug_check): New.
3904 (debug_auxbase_opt, debug_check_temp_file): New.
3905 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3907 (do_self_spec): Handle arguments after switches.
3908 (do_spec_1): Add .gk extension to temp file basenames for compare.
3909 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3910 (cc1_options): Use it instead of normal auxbase computation for
3911 the second compare-debug compilation.
3912 (compare_files): New.
3913 (main): Set up and implement compare debug mode.
3914 (compare_debug_dump_opt_spec_function): New.
3915 (compare_debug_self_opt_spec_function): New.
3916 (compare_debug_auxbase_opt_spec_function): New.
3917 * toplev.c (process_options): Handle flag_gtoggle,
3918 flag_dump_final_insns.
3919 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3920 during -fcompare-debug-second compilation.
3922 2009-06-07 Ian Lance Taylor <iant@google.com>
3924 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3925 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3927 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3928 with no default node. Change warning with %H to warning_at.
3929 Don't clear warn_switch around case checking.
3930 * doc/invoke.texi (Warning Options): Clarify distinction between
3931 -Wswitch and -Wswitch-enum.
3933 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3935 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3937 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3939 * gbl-ctors.h: Add header guard.
3941 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3943 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3944 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3945 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3946 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3947 prototypes for removed functions.
3948 (expressions_equal_p): Move to ...
3949 * tree-ssa-sccvn.h: ... here and ...
3950 * matrix-reorg.c: ... adjust includes.
3952 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3954 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3956 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3958 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3959 (finish_function): Remove erroneous whitespace.
3961 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3963 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3964 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3966 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3968 * errors.c (internal_error): Commentary typo fix.
3969 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3970 * tree-ssa-pre.c: Ditto.
3972 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3974 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3975 them is supposed to hold actual statements.
3977 2009-06-06 Ian Lance Taylor <iant@google.com>
3979 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3980 empty statements can now have attributes.
3982 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3984 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3985 * config/mips/mips.md: Ditto.
3987 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3989 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3991 (__eabi_uconvert): Likewise.
3993 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3995 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3996 CFI_* definitions with IN_GCC.
3998 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4000 * xcoffout.h (xcoffout_source_line): Update prototype.
4002 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4004 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4005 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4007 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4010 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4011 inlined_function_outer_scope_p blocks for artificial inlines
4013 * tree.c (tree_nonartificial_location): Rewrite using
4014 block_nonartificial_location.
4016 2009-06-05 Revital Eres <eres@il.ibm.com>
4017 Leehod Baruch <leehod@il.ibm.com>
4019 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4020 (expand_expr_real_1): Remove comment.
4021 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4022 Vectorize misaligned access when the target supports it.
4023 (vect_supportable_dr_alignment): Check for unaligned access support.
4024 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4027 2009-06-05 Julian Brown <julian@codesourcery.com>
4029 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4030 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4032 2009-06-05 Richard Guenther <rguenther@suse.de>
4035 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4038 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4040 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4041 (save_gprs): Don't tell unwinder when a global register is saved.
4042 (s390_emit_epilogue): Emit needed epilogue unwind info.
4044 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4046 * dwarf2out.c (deferred_asm_name): New.
4047 (add_name_and_src_coords_attributes): Defer creation of
4048 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4050 (move_linkage_attr): New.
4051 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4054 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4056 * tree-nested.c (finalize_nesting_tree_1): Declare the
4057 frame_decl in the binding tree.
4059 2009-06-04 Cary Coutant <ccoutant@google.com>
4061 * basic-block.h (struct basic_block_def): Add discriminator field.
4062 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4064 * debug.c (do_nothing_debug_hooks): Add additional entry.
4065 (debug_nothing_int_charstar_int): New function.
4066 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4067 (debug_nothing_int_charstar_int): New declaration.
4068 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4069 discriminator value in .loc directive.
4070 * final.c (last_discriminator): New variable.
4071 (discriminator): New variable.
4072 (final_start_function): Initialize above variables, pass current
4073 discriminator to debug hook.
4074 (notice_source_line): Check for discriminator change.
4075 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4076 * sdbout.c (sdbout_source_line): New parameter.
4077 * tree-cfg.c (struct locus_discrim_map): New structure type.
4078 (discriminator_per_locus): New hash table.
4079 (build_gimple_cfg): Allocate and free discriminator hash table.
4080 (make_edges): Call assign_discriminator.
4081 (locus_map_hash): New function.
4082 (locus_map_eq): New function.
4083 (next_discriminator_for_locus): New function.
4084 (same_line_p): New function.
4085 (assign_discriminator): New function.
4086 (make_cond_expr_edges): Call assign_discriminator.
4087 (make_gimple_switch_edges): Likewise.
4088 (first_non_label_stmt): New function.
4089 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4091 * xcoffout.c (xcoffout_source_line): Add new parameter.
4093 * configure.ac (gcc_cv_as_discriminator): New configury check for
4094 gas support for discriminator.
4095 * configure: Regenerate.
4096 * config.in: Regenerate.
4098 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4100 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4101 val after checking for integers.
4103 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4105 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4107 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4108 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4109 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4110 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4111 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4112 X64_SSE_REGPARM_MAX.
4113 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4114 X64_SSE_REGPARM_MAX.
4116 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4118 * gcc.c (report_times_to_file): New.
4119 (execute): Implement it.
4120 (process_command): Support -time=.
4121 * doc/invoke.texi: Document it.
4123 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4125 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4126 that have value exprs.
4128 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4130 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4131 declarations for constants until...
4132 (dw2_output_indirect_constant_1): ... this point.
4134 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4137 * arm.md (arm_addsi3): Don't try to split an add with an
4138 eliminable register until after reload has completed.
4140 2009-06-03 Ian Lance Taylor <iant@google.com>
4142 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4143 * genattrtab.c (write_length_unit_log): Likewise.
4144 * genchecksum.c (dosum): Likewise.
4145 * gengtype.c (write_rtx_next): Likewise.
4146 (finish_root_table, write_roots): Likewise.
4147 * gimple.c (gimple_ops_offset_): Likewise.
4148 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4149 * config/arc/arc.c (arc_attribute_table): Likewise.
4150 * config/arm/arm.c (arm_attribute_table): Likewise.
4151 * config/avr/avr.c (avr_attribute_table): Likewise.
4152 * config/crx/crx.c (crx_attribute_table): Likewise.
4153 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4154 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4155 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4156 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4157 * config/sh/sh.c (sh_attribute_table): Likewise.
4158 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4159 * config/spu/spu.c (spu_attribute_table): Likewise.
4160 * config/v850/v850.c (v850_attribute_table): Likewise.
4162 * config/alpha/alpha.c (vms_attribute_table): Make static.
4163 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4164 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4165 * config/mips/mips.c (mips_attribute_table): Likewise.
4167 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4169 (cc1-checksum.o): Likewise.
4171 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4173 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4175 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4177 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4178 insn if it is changing sp. Use gen_add3_insn instead of
4179 conditionally gen_addsi3 and gen_adddi3.
4180 (offset_below_red_zone_p): New static inline function.
4181 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4182 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4183 * config/rs6000/ppc-asm.h: Include auto-host.h.
4184 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4185 CFI_RESTORE): Define.
4186 * config/rs6000/crtresxgpr.asm: Add unwind info.
4187 * config/rs6000/crtresxfpr.asm: Likewise.
4188 * config/rs6000/crtresgpr.asm: Likewise.
4189 * config/rs6000/crtresfpr.asm: Likewise.
4190 * config/rs6000/crtsavgpr.asm: Likewise.
4191 * config/rs6000/crtsavfpr.asm: Likewise.
4193 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4194 argument of DWARF2_FRAME_REG_OUT macros.
4196 2009-06-03 Julian Brown <julian@codesourcery.com>
4198 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4199 words or less (including TImode) in core registers.
4201 2009-06-03 Richard Guenther <rguenther@suse.de>
4204 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4206 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4208 * statistics.c (statistics_counter_event): Do not record event
4209 in pass dump if its number == -1.
4210 (curr_statistics_hash): Add assert that we never get passes
4211 with static number == -1.
4213 2009-06-03 Richard Guenther <rguenther@suse.de>
4214 Andrey Belevantsev <abel@ispras.ru>
4216 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4217 non-BLKmode arrays addressable.
4219 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4221 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4222 * config/m68k/m68k.h: ... here.
4223 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4226 2009-06-03 Martin Jambor <mjambor@suse.cz>
4228 PR tree-optimization/40323
4229 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4232 2009-06-03 Richard Guenther <rguenther@suse.de>
4234 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4237 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4239 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4240 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4241 JUMP_TABLE_DATA_P where applicable.
4242 * config/sh/sh.c: Ditto.
4243 * config/sh/sh.h: Ditto.
4244 * config/sh/sh.md: Ditto.
4245 * config/sh/symbian.c: Ditto.
4247 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4249 * config/i386/driver-i386.c (describe_cache): Optimize
4250 concatenation of strings. Use snprintf instead of sprintf.
4251 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4252 target when not compiling with GCC.
4254 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4256 * config/sh/sh.c: Revert last change.
4257 (sh_expand_epilogue): Emit a blockage insn before the frame
4258 pointer adjustment unconditionally.
4260 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4262 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4263 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4264 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4265 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4266 to COLLECT_GCC_OPTIONS.
4268 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4270 * collect2.c (target_system_root): New variable.
4271 (main): Handle --sysroot=.
4272 (ignore_library): Strip the sysroot from the library path.
4274 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4276 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4277 (collect2.o): Depend on collect2-aix.h.
4278 (collect2-aix.o): New rule.
4279 * collect2-aix.h: New file.
4280 * collect2-aix.c: Likewise.
4281 * collect2.c: Include collect2-aix.h. Don't undefine
4282 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4283 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4284 Use TARGET_AIX_VERSION instead of _AIX51.
4285 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4286 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4287 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4288 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4289 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4291 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4293 * collect2.c (ignore_library): Avoid premature post-increment
4296 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4298 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4299 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4300 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4301 CROSS_DIRECTORY_STRUCTURE too.
4302 (LINK_LIBG_SPEC): Likewise.
4303 (LIB_SPEC): Add %R to sysroot paths.
4304 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4305 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4306 * config/rs6000/aix51.h: As for aix43.h.
4307 * config/rs6000/aix52.h: Likewise.
4308 * config/rs6000/aix53.h: Likewise.
4309 * config/rs6000/aix61.h: Likewise.
4310 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4311 to the beginning of sysroot paths.
4313 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4315 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4316 INSN_LISTs that are out of the REG_NOTE range.
4318 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4320 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4321 (struct var_to_expand): Likewise.
4322 (struct opt_info): Add head and tail for linked lists of the above.
4323 (analyze_insn_to_expand_var): Initialize next.
4324 (analyze_iv_to_split_insn): Likewise.
4325 (analyze_insns_in_loop): Create linked lists.
4326 (allocate_basic_variable): Simplify for use without hash table.
4327 (insert_var_expansion_initialization): Likewise, make it type-safer.
4328 (combine_var_copies_in_loop_exit): Likewise.
4329 (apply_opt_in_copies): Walk lists rather than hash tables.
4330 (release_var_copies): Simplified and inlined by hand into...
4331 (free_opt_info): ... this function.
4333 2009-06-02 Richard Guenther <rguenther@suse.de>
4335 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4338 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4340 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4341 only for builtins that are not overridden.
4343 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4345 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4348 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4350 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4352 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4354 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4356 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4358 * common.opt (fdump-unnumbered-links): New.
4359 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4360 * print-rtl.c (flag_dump_unnumbered_links): New.
4361 (print_rtx): Test it.
4363 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4365 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4366 push/pop multiple to 8-byte alignment.
4368 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4370 * config/i386/i386.c (queued_cfa_restores): New static variable.
4371 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4373 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4374 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4375 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4376 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4377 note unconditionally.
4378 (ix86_emit_restore_regs_using_mov): Likewise.
4379 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4380 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4381 it through to ix86_emit_restore_reg_using_pop.
4382 (ix86_emit_leave): Add RED_OFFSET argument. Call
4383 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4384 instead of adding REG_CFA_OFFSET note unconditionally.
4385 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4386 the above functions. Call ix86_add_queued_cfa_restore_notes when
4389 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4390 force output of the label even for dwarf2out_do_cfi_asm.
4391 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4392 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4393 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4395 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4396 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4397 dwarf2out_cfi_label callers.
4398 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4399 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4400 Adjust dwarf2out_cfi_label callers.
4401 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4403 * config/i386/i386.h (struct machine_cfa_state,
4404 struct machine_function): Guard with ifndef USED_FOR_TARGET
4405 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4408 * emutls.c (__emutls_get_address): Change arr->size to mean number
4409 of allocated arr->data entries instead of # of slots + 1.
4412 * recog.c (peep2_reinit_state): New function.
4413 (peephole2_init_state): Use it at the end of a basic block and also
4414 when seeing a RTX_FRAME_RELATED_P insn.
4416 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4418 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4419 fixuns_truncrfdi2): New.
4420 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4421 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4422 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4423 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4424 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4425 *recip_approx): Remove.
4426 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4427 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4428 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4430 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4433 2009-06-01 Ian Lance Taylor <iant@google.com>
4435 * attribs.c (register_attribute): Use CONST_CAST.
4436 * collect2.c (main): Use CONST_CAST2.
4437 (scan_prog_file): Likewise.
4438 * gcc.c (process_command, main): Likewise.
4439 * toplev.c (toplev_main): Likewise.
4441 * c-typeck.c (handle_warn_cast_qual): New static function,
4442 partially broken out of build_c_cast.
4443 (build_c_cast): Call handle_warn_cast_qual.
4444 * doc/invoke.texi (Warning Options): Document new effect of
4447 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4449 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4450 (diagnostic_report_current_module): Print columns.
4451 * common.opt (flag_show_column): Enable by default.
4453 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4455 * alias.c (find_base_term): Check for NULL term before returning.
4457 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4459 Revert due to PR40320:
4460 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4461 * calls.c (emit_library_call_value_1): Don't force_operand for move
4464 2009-06-01 Olivier Hainque <hainque@adacore.com>
4465 Eric Botcazou <ebotcazou@adacore.com>
4467 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4468 to be processed as a bitfield for constructor output purposes.
4469 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4471 * varasm.c (oc_local_state): New type, output_constructor
4472 local state to support communication with helpers.
4473 (oc_outer_state): New type, output_constructor outer state of
4474 relevance in recursive calls.
4475 (output_constructor_array_range): New output_constructor helper,
4476 extracted code for an array range element.
4477 (output_constructor_regular_field): New output_constructor helper,
4478 extracted code for an element that is not a bitfield.
4479 (output_constructor_bitfield): New output_constructor helper,
4480 extracted code for a bitfield element. Accept an OUTER state
4481 argument for recursive processing. Recurse on record or array
4482 CONSTRUCTOR values, possibly past noop conversions.
4483 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4484 VALUE is a valid constant-valued expression for use in a static
4485 bit-field initializer.
4486 (output_constructor): Rework to use helpers. Accept and honor an
4487 OUTER state argument for recursive calls. Return total size. Be
4488 prepared for nested constructors initializing bitfields.
4489 (output_constant): Feed OUTER in calls to output_constructor.
4491 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4493 * calls.c (emit_library_call_value_1): Don't force_operand for move
4496 2009-06-01 Nick Clifton <nickc@redhat.com>
4498 * doc/invoke.texi (IA-64 Options): Fix typo.
4500 2009-06-01 Ira Rosen <irar@il.ibm.com>
4502 PR tree-optimization/39129
4503 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4505 (vect_do_peeling_for_loop_bound): Use
4506 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4507 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4508 (vect_loop_versioning): Likewise.
4509 (vect_create_cond_for_alias_checks): Fix indentation.
4510 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4512 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4513 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4514 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4515 "control flow in loop".
4516 (vect_estimate_min_profitable_iters): Use
4517 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4518 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4519 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4520 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4521 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4522 statement belongs to a group of strided accesses with the exact code
4524 (vectorizable_load): Likewise.
4525 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4526 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4528 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4530 * config/freebsd-stdint.h: New file.
4531 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4532 Add freebsd-stdint.h to tm_file.
4534 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4536 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4537 (thumb2_extendhidi2): Likewise.
4539 2009-05-31 Ian Lance Taylor <iant@google.com>
4541 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4543 2009-05-31 Ian Lance Taylor <iant@google.com>
4545 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4546 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4547 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4549 2009-05-31 Jason Merrill <jason@redhat.com>
4551 * tree-pretty-print.c (print_call_name): Take the callee, not the
4552 call itself. Make non-static. Use dump_function_name for functions.
4553 (dump_generic_node): Adjust.
4554 * diagnostic.h: Declare print_call_name.
4555 * gimple-pretty-print.c (dump_gimple_call): Use it.
4557 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4559 * config/sh/sh.md (ashldi3_std): New define_expand.
4562 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4565 * config/sh/sh.c: Include debug.h.
4566 (sh_expand_epilogue): Emit a blockage insn before the frame
4567 pointer adjustment also when dwarf2out_do_frame returns true.
4569 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4571 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4572 (thumb2_extendqidi2): New pattern.
4574 2009-05-31 Ira Rosen <irar@il.ibm.com>
4576 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4577 mark phis for renaming.
4578 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4579 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4580 Call mark_sym_for_renaming.
4581 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4582 * tree-vect-loop.c (vect_transform_loop): Remove
4583 vect_memsyms_to_rename initialization and a call to
4584 mark_set_for_renaming.
4586 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4589 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4590 frame related even if !set_cfa && style < 0.
4592 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4594 * config/i386/mingw-tls.c: New file.
4595 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4596 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4597 defining _WIN32 but not __CYGWIN__.
4599 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4601 * configure.ac: Add MPC support.
4603 * config.in, configure: Regenerate.
4605 2009-05-29 Richard Henderson <rth@redhat.com>
4607 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4608 NOTE_INSN_BASIC_BLOCK.
4609 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4610 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4611 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4613 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4615 (add_cfi): Disable check redefining cfa away from drap.
4616 (lookup_cfa_1): Add remember argument; handle remember/restore.
4617 (lookup_cfa): Pass remember argument.
4618 (cfa_remember): New.
4619 (compute_barrier_args_size_1): Remove sibcall check.
4620 (dwarf2out_frame_debug_def_cfa): New.
4621 (dwarf2out_frame_debug_adjust_cfa): New.
4622 (dwarf2out_frame_debug_cfa_offset): New.
4623 (dwarf2out_frame_debug_cfa_register): New.
4624 (dwarf2out_frame_debug_cfa_restore): New.
4625 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4626 (dwarf2out_begin_epilogue): New.
4627 (dwarf2out_frame_debug_restore_state): New.
4628 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4629 DW_CFA_restore_state.
4630 (output_cfi_directive): Likewise.
4631 (convert_cfa_to_fb_loc_list): Likewise.
4632 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4633 * dwarf2out.h: Update.
4634 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4635 (copy_insn_1): Early out for null.
4636 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4637 and dwarf2out_frame_debug_restore_state.
4638 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4639 (prologue_insn_hash, epilogue_insn_hash): New.
4640 (free_after_compilation): Adjust freeing accordingly.
4641 (record_insns): Create hash table if needed; push insns into
4642 hash instead of array.
4643 (maybe_copy_epilogue_insn): New.
4644 (contains): Search hash table instead of array.
4645 (sibcall_epilogue_contains): Remove.
4646 (thread_prologue_and_epilogue_insns): Split eh_return insns
4647 and mark them as epilogues.
4648 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4649 scanning in terms of basic blocks.
4650 * insn-notes.def (CFA_RESTORE_STATE): New.
4651 * jump.c (returnjump_p_1): Accept EH_RETURN.
4652 (eh_returnjump_p_1, eh_returnjump_p): New.
4653 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4654 CFA_REGISTER, CFA_RESTORE): New.
4655 * rtl.def (EH_RETURN): New.
4656 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4658 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4659 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4661 * config/i386/i386.c (gen_push): Update cfa state.
4662 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4663 add a CFA_ADJUST_CFA note.
4664 (ix86_dwarf_handle_frame_unspec): Remove.
4665 (ix86_expand_prologue): Update cfa state.
4666 (ix86_emit_restore_reg_using_pop): New.
4667 (ix86_emit_restore_regs_using_pop): New.
4668 (ix86_emit_leave): New.
4669 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4670 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4671 * config/i386/i386.h (struct machine_cfa_state): New.
4672 (ix86_cfa_state): New.
4673 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4674 (eh_return_internal): Merge from eh_return_<mode>,
4675 use eh_return rtx, split w/ epilogue.
4677 2009-05-29 Ian Lance Taylor <iant@google.com>
4679 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4681 * calls.c (emit_library_call_value_1): Likewise.
4683 * c-typeck.c (c_build_va_arg): New function.
4684 * c-tree.h (c_build_va_arg): Declare.
4685 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4686 instead of build_va_arg.
4688 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4690 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4691 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4692 (ptr_difference_cost): Use affine combinations to compute it.
4693 (difference_cost): Likewise.
4694 (get_computation_cost_at): Compute more accurate cost for addresses
4695 if the ratio is a multiplier allowed in addresses.
4696 For non-addresses, consider that an additional offset or symbol is
4699 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4701 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4702 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4704 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4705 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4706 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4708 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4709 to 1 for TYPE_SSE{IADD1,CVT1}.
4710 (prefix_vex_imm8): Removed.
4711 (length_vex): Only pass 1 as second argument to
4712 ix86_attr_length_vex_default if prefix_extra is 0.
4713 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4714 (length): For prefix vex computation use length_immediate
4715 attribute instead of prefix_vex_imm8.
4716 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4717 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4718 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4719 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4720 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4721 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4722 a space in between the operands.
4723 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4724 if one operand is 0xff and the other one si, di, bp or sp.
4725 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4726 other one si, di, bp or sp.
4727 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4728 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4729 type and mode attributes.
4730 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4731 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4732 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4733 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4734 prefix_data16 attribute iff MODE_DF.
4735 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4736 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4737 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4738 constm128_operand in length_immediate computation.
4739 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4740 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4741 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4742 length_immediate attribute to 1.
4743 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4744 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4745 for certain alternatives.
4746 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4747 prefix_data16 attribute if MODE_V1DF.
4748 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4749 length_immediate to 1.
4750 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4751 length_address to 4, set mode attribute to MODE_DI.
4752 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4753 (fxam<mode>2_i387): Set length attribute to 4.
4754 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4755 *prefetch_3dnow_rex): Override length_address attribute.
4756 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4758 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4759 (constm128_operand): Removed.
4760 * config/i386/i386.c (memory_address_length): For
4761 disp && !index && !base in 64-bit mode account for SIB byte if
4762 print_operand_address can't optimize disp32 into disp32(%rip)
4763 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4764 for fs: or gs: segment.
4765 (ix86_attr_length_immediate_default): When checking if shortform
4766 is possible, truncate immediate to the length of the non-shortened
4768 (ix86_attr_length_address_default): Ignore MEM_P operands
4770 (ix86_attr_length_vex_default): Only check for DImode on
4771 GENERAL_REG_P operands.
4772 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4773 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4774 (sse_cvttps2pi): Clear prefix_rep attribute.
4775 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4777 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4778 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4779 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4780 iff operand 2 is const_int_operand.
4781 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4782 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4783 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4785 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4787 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4788 prefix_data16 attribute for movlpd and movhpd instructions.
4789 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4790 length_immediate for shufpd instruction.
4791 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4792 (avx_cmpp<avxmodesuffixf2c><mode>3,
4793 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4794 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4795 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4796 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4797 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4798 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4799 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4800 prefix_data16 attribute for the first alternative to 1.
4801 (*avx_loadlps): Override length_immediate for the first alternative.
4802 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4803 attributes for second alternative.
4804 (*vec_concatv2sf_sse4_1): Override length_immediate and
4805 prefix_data16 attributes for second alternative.
4806 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4807 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4808 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4809 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4810 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4811 prefix_data16 and length_immediate to 1.
4812 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4814 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4815 prefix_extra attribute for variants that don't have 0f prefix alone.
4816 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4817 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4818 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4819 *sse4_1_pextrd): Set length_immediate to 1.
4820 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4821 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4823 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4824 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4825 length_immediate to 1 for second alternative.
4826 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4827 prefix_extra and length_immediate attributes for the first
4829 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4831 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4832 to 1 for the first and third alternative.
4833 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4835 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4837 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4839 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4840 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4841 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4842 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4843 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4844 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4845 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4846 ssse3_psign<mode>3): Override prefix_rex attribute.
4847 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4848 (ssse3_palignrti): Override length_immediate to 1.
4849 (ssse3_palignrdi): Override length_immediate to 1, override
4850 prefix_rex attribute.
4851 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4852 (sse4a_extrqi): Override length_immediate to 2.
4853 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4854 (sse4a_insertq): Override prefix_data16 to 0.
4855 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4856 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4857 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4858 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4859 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4860 and length_immediate to 1.
4861 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4862 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4863 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4864 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4865 and length_immediate to 1.
4866 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4867 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4868 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4869 avx_ptest256): Override prefix_extra to 1.
4870 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4871 Override prefix_data16 and length_immediate to 1.
4872 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4873 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4874 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4875 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4876 prefix_data16 to 0 and prefix_extra to 2.
4877 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4878 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4880 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4881 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4882 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4883 and prefix_extra to 2.
4884 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4885 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4886 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4887 avx_vpermilvar<mode>3,
4888 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4889 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4890 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4891 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4892 Override prefix_extra to 1.
4893 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4894 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4895 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4896 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4897 prefix_extra and length_immediate to 1.
4898 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4900 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4901 to 1 for the first alternative.
4902 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4903 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4905 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4906 *movv2sf_internal_avx, *movv2sf_internal): Override
4907 prefix_rep attribute for certain alternatives.
4908 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4909 attributes for certain alternatives.
4910 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4911 attributes for certain alternatives.
4912 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4913 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4914 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4915 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4916 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4917 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4918 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4919 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4920 length_immediate to 1 if operand 2 is const_int_operand.
4921 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4922 *vec_extractv2si_1): Set length_immediate attribute to 1.
4923 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4924 using old 3DNOW insn rather than SSE/3DNOW_A.
4925 (mmx_emms, mmx_femms): Clear modrm attribute.
4927 2009-05-29 Martin Jambor <mjambor@suse.cz>
4929 * tree-sra.c: New implementation of SRA.
4931 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4932 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4933 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4934 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4935 (SRA_MAX_STRUCTURE_COUNT): Removed.
4936 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4937 * doc/invoke.texi (sra-max-structure-size): Removed.
4938 (sra-field-structure-ratio): Removed.
4940 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4943 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4946 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4948 PR rtl-optimization/40101
4949 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4950 seqno. Adjust comment.
4951 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4952 inserting bookkeeping before a jump, the jump is not scheduled.
4953 When no positive seqno found, provide a value. Add comment.
4955 2009-05-29 Richard Guenther <rguenther@suse.de>
4957 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4958 short-cutting on the first component.
4960 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4963 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4964 for trees other than decls/types.
4966 2009-05-29 Richard Guenther <rguenther@suse.de>
4968 * tree-ssa-operands.c (get_expr_operands): Do not handle
4969 INDIRECT_REFs in the handled-component case. Remove
4970 unused get_ref_base_and_extent case.
4971 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4972 tree_low_cst and host_integerp where possible.
4973 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4974 codes for equivalence.
4975 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4977 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4979 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4980 to tmake_file for i[34567]86-*-cygwin*.
4982 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4985 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4986 (altivec_categorize_keyword, init_vector_keywords,
4987 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4990 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4992 * tree.c (handle_dll_attribute): Check if node is
4993 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4995 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4997 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4999 (thumb2_zero_extendqidi2): Likewise.
5001 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5003 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5004 instead of gen_movrt.
5005 * config/sh/sh.md (movrt): Remove.
5007 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5009 * doc/invoke.texi (IA-64 Options):
5010 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5011 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5012 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5013 -msched-prefer-non-control-spec-insns,
5014 -msched-stop-bits-after-every-cycle,
5015 -msched-count-spec-in-critical-path,
5016 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5017 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5018 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5019 and -msched-spec-verbose.
5021 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5023 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5024 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5026 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5028 2009-05-28 Richard Guenther <rguenther@suse.de>
5030 * tree-ssa-alias.c (ao_ref_init): New function.
5031 (ao_ref_base): Likewise.
5032 (ao_ref_base_alias_set): Likewise.
5033 (ao_ref_alias_set): Likewise.
5034 (refs_may_alias_p_1): Change signature.
5035 (refs_may_alias_p): Adjust.
5036 (refs_anti_dependent_p): Likewise.
5037 (refs_output_dependent_p): Likewise.
5038 (call_may_clobber_ref_p_1): Change signature.
5039 (call_may_clobber_ref_p): Adjust.
5040 (stmt_may_clobber_ref_p_1): New function split out from ...
5041 (stmt_may_clobber_ref_p): ... here.
5042 (maybe_skip_until): Adjust signature.
5043 (get_continuation_for_phi): Likewise.
5044 (walk_non_aliased_vuses): Likewise.
5045 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5046 (ao_ref_init): Declare.
5047 (ao_ref_base): Likewise.
5048 (ao_ref_alias_set): Likewise.
5049 (stmt_may_clobber_ref_p_1): Likewise.
5050 (walk_non_aliased_vuses): Adjust.
5051 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5052 (get_ref_from_reference_ops): remove.
5053 (vn_reference_lookup_2): Adjust signature.
5054 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5055 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5056 (vn_reference_lookup): Adjust.
5057 (vn_reference_insert): Likewise.
5058 (vn_reference_insert_pieces): Adjust signature.
5059 (visit_reference_op_call): Adjust.
5060 * tree-ssa-pre.c (get_expr_type): Simplify.
5061 (phi_translate_1): Adjust.
5062 (compute_avail): Likewise.
5063 (translate_vuse_through_block): Do not re-build trees.
5064 (value_dies_in_block_x): Likewise.
5065 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5067 (vn_reference_lookup_pieces): Adjust declaration.
5068 (vn_reference_insert_pieces): Likewise.
5070 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5072 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5073 with checking disabled.
5075 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5079 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5080 macro definition for support of three-operand format aligned
5081 .comm directive in assembler on cygwin/pe/mingw target OS.
5082 * configure: Regenerate.
5083 * config.h: Regenerate.
5085 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5086 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5087 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5089 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5090 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5092 2009-05-28 Ira Rosen <irar@il.ibm.com>
5094 PR tree-optimization/40254
5095 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5096 in analysis of basic blocks.
5098 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5101 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5102 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5103 (TARGET_INITIALIZER): Use it.
5104 * cse.c (CHEAPER): Move it up to the other macros.
5105 (insert): Rename this ...
5106 (insert_with_costs): ... to this. Add cost parameters. Update
5108 (insert): New function. Call insert_with_costs.
5109 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5110 find_reg_offset_for_const, try_const_anchors): New functions.
5111 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5112 when using a const-anchor. Call insert_const_anchors.
5113 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5114 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5116 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5118 * tree-inline.c (remap_decls): Enable nonlocalized variables
5119 when not optimizing.
5121 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5123 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5124 Simplify other tests involving optimize.
5126 2009-05-27 Tom Tromey <tromey@redhat.com>
5128 * unwind-dw2.c (_Unwind_DebugHook): New function.
5129 (uw_install_context): Call _Unwind_DebugHook.
5131 2009-05-27 Tom Tromey <tromey@redhat.com>
5133 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5135 2009-05-27 Ian Lance Taylor <iant@google.com>
5137 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5138 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5139 (ALL_LINKERFLAGS): Define.
5140 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5141 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5142 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5143 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5144 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5145 $(LINKER_FOR_BUILD).
5146 (build/gcov-iov$(build_exeext)): Likewise.
5148 2009-05-27 Julian Brown <julian@codesourcery.com>
5150 * gcse.c (target.h): Include.
5151 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5152 copy of argument to a pseudo register.
5154 2009-05-27 Diego Novillo <dnovillo@google.com>
5156 * tree-ssa-live.c (dump_scope_block): Document arguments.
5157 (dump_scope_blocks): Document.
5158 (debug_scope_blocks): New.
5159 * tree-flow.h (debug_scope_blocks): Declare.
5161 2009-05-21 Denis Chertykov <denisc@overta.ru>
5163 * doc/contrib.texi (Contributors): Add myself to the list.
5165 2009-05-27 Olivier Hainque <hainque@adacore.com>
5167 * expr.c (target_align): New function. Alignment the TARGET of an
5168 assignment may be assume to have.
5169 (highest_pow2_factor_for_target): Use it instead of relying on
5170 immediate tree attributes of TARGET, not necessarily honored when
5171 intermediate bitfields are involved.
5173 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5176 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5177 AVX, SSE4, AES, PCLMUL and POPCNT.
5179 2009-05-27 Diego Novillo <dnovillo@google.com>
5181 * tree-pretty-print.c (dump_location): New.
5182 (dump_generic_node): Call it.
5183 Factor code to handle BLOCK nodes ...
5184 (dump_block_node): ... here.
5186 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5188 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5190 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5192 * gcc-plugin.h: Include config.h and system.h.
5193 (IN_GCC): Define if not defined.
5195 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5198 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5201 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5203 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5205 * config/m32r/m32r.h: Ditto.
5206 * config/m32r/m32r.md: Ditto.
5207 * config/m32r/predicates.md: Ditto.
5209 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5211 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5213 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5216 (Loading plugins): typo.
5217 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5218 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5219 (Interacting with the GCC Garbage Collector): Added new section.
5220 (Giving information about a plugin): Added new section for
5222 * ggc.h (ggc_register_root_tab): Added declaration.
5223 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5224 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5225 (register_callback): Improved comment in declaration.
5226 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5227 (extra_root_vec) Added static variable for dynamic roots registration.
5228 (ggc_register_root_tab) Added new routine.
5229 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5230 PLUGIN_GGC_MARKING event.
5231 * ggc-zone.c: Include plugin.h.
5232 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5233 * ggc-page.c: Include plugin.h.
5234 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5235 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5236 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5237 (register_callback): check lack of callbacks for
5238 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5239 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5240 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5241 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5242 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5243 dependency on plugin.h.
5244 (plugin.o): Added dependency on ggc.h...
5246 2009-05-26 Richard Guenther <rguenther@suse.de>
5250 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5251 with mismatched comparison modes.
5253 * expr.c (expand_expr_real_1): Expand the operand of a
5254 VIEW_CONVERT_EXPR in its natural mode.
5256 2009-05-26 Ian Lance Taylor <iant@google.com>
5258 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5259 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5260 (ALL_COMPILERFLAGS): Define.
5261 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5262 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5263 (collect2$(exeext), collect2.o): Likewise.
5264 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5265 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5266 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5267 (libbackend.o, intl.o, cppdefault.o): Likewise.
5268 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5269 (build/%.o): Use $(COMPILER_FOR_BUILD).
5270 (build/gen%$(build_exeext)): Likewise.
5271 (build/gcov-iov$(build_exeext)): LIkewise.
5272 * config/t-darwin (darwin.o): Use $(COMPILER).
5273 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5274 * config/t-sol2 (sol2-c.o): Likewise.
5276 * config/t-vxworks (vxworks.o): Likewise.
5277 * config/x-darwin (host-darwin.o): Likewise.
5278 * config/x-hpux (host-hpux.o): Likewise.
5279 * config/x-linux (host-linux.o): Likewise.
5280 * config/x-solaris (host-solaris.o): Likewise.
5281 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5282 * config/arm/t-arm (arm-c.o): Likewise.
5283 * config/arm/t-pe (pe.o): Likewise.
5284 * config/arm/t-wince-pe (pe.o): Likewise.
5285 * config/i386/t-cygming (winnt.o): Likewise.
5286 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5287 * config/i386/t-cygwin (cygwin1.o): Likewise.
5288 (cygwin2.o): Likewise.
5289 * config/i386/t-i386 (i386-c.o): Likewise.
5290 * config/i386/t-interix (winnt.o): Likewise.
5291 * config/i386/t-netware (netware.o): Likewise.
5292 * config/i386/t-nwld (nwld.o): Likewise.
5293 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5294 * config/i386/x-i386 (driver-i386.o): Likewise.
5295 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5296 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5297 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5298 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5299 * config/mips/x-native (driver-native.o): Likewise.
5300 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5301 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5302 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5303 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5304 * config/score/t-score-elf (score7.o): Likewise.
5305 (score3.o): Likewise.
5306 * config/sh/t-sh (sh-c.o): Likewise.
5307 * config/sh/t-symbian (sh-c.o): Likewise.
5308 (symbian.o): Likewise.
5309 * config/spu/t-spu-elf (spu-c.o): Likewise.
5310 * config/v850/t-v850 (v850-c.o): Likewise.
5311 * config/v850/t-v850e (v850-c.o): Likewise.
5313 2009-05-26 Richard Guenther <rguenther@suse.de>
5315 PR tree-optimization/40122
5316 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5317 VECTOR_CSTs if possible.
5318 (fold_gimple_assign): Likewise.
5320 2009-05-26 Richard Guenther <rguenther@suse.de>
5323 * fold-const.c (fold_binary): Use the correct types for building
5326 2009-05-26 Richard Guenther <rguenther@suse.de>
5328 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5329 redundant calls to merge_alias_info.
5330 (bump_vector_ptr): Likewise.
5331 * tree-ssa-copy.c (merge_alias_info): Remove.
5332 (replace_exp_1): Remove call to merge_alias_info.
5333 (propagate_tree_value): Likewise.
5334 (fini_copy_prop): Propagate points-to info.
5335 * tree-flow.h (merge_alias_info): Remove.
5337 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5339 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5341 2009-05-25 Jan Hubicka <jh@suse.cz>
5343 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5344 * cgraph.h (struct inline_summary): New filed self_wize,
5345 size_inlining_benefit, self_time and time_inlining_benefit.
5346 (struct cgraph_global_info): Replace insns by time ans size fields.
5347 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5348 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5349 (ipcp_update_callgraph): Do not touch function bodies.
5350 * ipa-inline.c: Include except.h
5351 (MAX_TIME): New constant.
5352 (overall_insns): Remove.
5354 (overall_size, max_benefit): New static variables.
5355 (cgraph_estimate_time_after_inlining): New function.
5356 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5357 (cgraph_clone_inlined_nodes): Update size.
5358 (cgraph_mark_inline_edge): Update size.
5359 (cgraph_estimate_growth): Use size info.
5360 (cgraph_check_inline_limits): Check size.
5361 (cgraph_default_inline_p): Likewise.
5362 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5363 (cgraph_decide_recursive_inlining): Check size.
5364 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5366 (cgraph_decide_inlining): Likewise.
5367 (cgraph_decide_inlining_incrementally): Likewise; honor
5368 PARAM_EARLY_INLINING_INSNS.
5369 (likely_eliminated_by_inlining_p): New predicate.
5370 (estimate_function_body_sizes): New function.
5371 (compute_inline_parameters): Use it.
5372 * except.c (must_not_throw_labels): New function.
5373 * except.h (must_not_throw_labels): Declare.
5374 * tree-inline.c (init_inline_once): Kill inlining_weigths
5375 * tree-ssa-structalias.c: Avoid uninitialized warning.
5376 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5377 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5378 (PARAM_INLINE_CALL_COST): Remove.
5379 (PARAM_EARLY_INLINING_INSNS): New.
5381 2009-05-25 Richard Guenther <rguenther@suse.de>
5383 PR tree-optimization/36327
5384 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5385 callback for reference translation or lookup at the point of may-defs.
5386 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5387 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5388 for union COMPONENT_REFs.
5389 (vn_reference_lookup_3): New callback. Lookup from memset
5390 and CONSTRUCTOR assignment, translate through struct copies.
5391 (vn_reference_lookup_pieces): Make sure to not free the
5392 passed operands array. Adjust walk_non_aliased_vuses call.
5393 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5394 make sure we do not leak memory.
5396 2009-05-25 Richard Guenther <rguenther@suse.de>
5398 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5399 * tree-inline.c (expand_call_inline): Reset the escaped and
5401 * tree-ssa-structalias.c (pass_build_ealias): New.
5402 * tree-pass.h (pass_build_ealias): Declare.
5403 * passes.c (init_optimization_passes): Add PTA during
5404 early optimizations.
5405 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5406 and CALLUSED solutions.
5407 (dump_points_to_solution): New function, split out from ...
5408 (dump_points_to_info_for): ... here.
5409 * tree-parloops.c (parallelize_loops): Reset the escaped and
5412 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5415 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5416 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5418 2009-05-25 Ira Rosen <irar@il.ibm.com>
5420 PR tree-optimization/40238
5421 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5422 statements after basic block's labels.
5423 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5424 to free the allocated memory.
5426 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5428 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5429 return address with a USE.
5431 2009-05-24 Richard Guenther <rguenther@suse.de>
5434 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5435 array type from the main variant of the inner type.
5437 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5439 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5440 definition to bool (from int) to un-break build.
5441 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5443 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5445 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5446 discard_stmt_changes): Delete.
5447 * tree-ssa-operands.c (scb_stack): Delete.
5448 (init_ssa_operands): Do not initialize it.
5449 (fini_ssa_operands): Do not free it.
5450 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5452 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5453 update_stmt, remove the others. Fix comments.
5454 * tree-dfa.c (optimize_stack_restore): Likewise.
5455 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5456 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5457 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5458 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5460 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5461 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5462 (dom_opt_finalize_block): Likewise, adjusting access to
5464 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5465 (stmts_to_rescan): Change item type to gimple.
5466 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5468 2009-05-24 Ira Rosen <irar@il.ibm.com>
5470 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5471 * tree-pass.h (pass_slp_vectorize): New pass.
5472 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5473 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5474 * tree-vectorizer.c (timevar.h): Include.
5475 (user_vect_verbosity_level): Declare.
5476 (vect_location): Fix comment.
5477 (vect_set_verbosity_level): Update user_vect_verbosity_level
5478 instead of vect_verbosity_level.
5479 (vect_set_dump_settings): Add an argument. Ignore user defined
5480 verbosity if dump flags require higher level of verbosity. Print to
5481 stderr only for loop vectorization.
5482 (vectorize_loops): Update call to vect_set_dump_settings.
5483 (execute_vect_slp): New function.
5484 (gate_vect_slp): Likewise.
5485 (struct gimple_opt_pass pass_slp_vectorize): New.
5486 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5488 (vec_info_for_bb): New function.
5489 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5490 (VECTORIZATION_ENABLED): New macro.
5491 (SLP_ENABLED, SLP_DISABLED): Likewise.
5492 (vect_is_simple_use): Add bb_vec_info argument.
5493 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5494 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5495 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5496 vect_schedule_slp, vect_analyze_slp): Likewise.
5497 (vect_analyze_stmt): Add slp_tree argument.
5498 (find_bb_location): Declare.
5499 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5500 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5501 (vect_analyze_loop_operations, vect_analyze_loop,
5502 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5503 vect_finalize_reduction, vectorizable_reduction,
5504 vectorizable_live_operation, vect_transform_loop): Likewise.
5505 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5506 skip evolution analysis if analyzing a basic block.
5507 (dr_analyze_indices): Likewise.
5508 (initialize_data_dependence_relation): Skip the test whether the
5509 object is invariant for basic blocks.
5510 (compute_all_dependences): Skip dependence analysis for data
5511 references in basic blocks.
5512 (find_data_references_in_stmt): Don't fail in case of invariant
5513 access in basic block.
5514 (find_data_references_in_bb): New function.
5515 (find_data_references_in_loop): Move code to
5516 find_data_references_in_bb and add a call to it.
5517 (compute_data_dependences_for_bb): New function.
5518 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5519 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5521 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5522 unknown dependence in basic block and fail in case of dependence in
5524 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5525 dependence instances from either loop or basic block vectorization
5527 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5528 before calling nested_in_vect_loop_p.
5529 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5530 dependence instances from either loop or basic block vectorization
5532 (vect_verify_datarefs_alignment): Likewise.
5533 (vect_enhance_data_refs_alignment): Adjust function calls.
5534 (vect_analyze_data_refs_alignment): Likewise.
5535 (vect_analyze_group_access): Fix printing. Skip different checks if
5536 DR_STEP is 0. Keep strided stores either in loop or basic block
5537 vectorization data structure. Fix indentation.
5538 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5540 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5541 dependence instances from either loop or basic block vectorization
5543 (vect_analyze_data_refs): Update comment. Call
5544 compute_data_dependences_for_bb to analyze basic blocks.
5545 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5546 case of loop vectorization. In case of basic block vectorization use
5547 data-ref itself as a base.
5548 (vect_create_data_ref_ptr): In case of basic block vectorization:
5549 don't advance the pointer, add new statements before the current
5550 statement. Adjust function calls.
5551 (vect_supportable_dr_alignment): Support only aligned accesses in
5552 basic block vectorization.
5553 * common.opt (ftree-slp-vectorize): New flag.
5554 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5555 (vect_pattern_recog_1): Likewise.
5556 * tree-vect-stmts.c (process_use): Likewise.
5557 (vect_init_vector): Add new statements in the beginning of the basic
5558 block in case of basic block SLP.
5559 (vect_get_vec_def_for_operand): Adjust function calls.
5560 (vect_finish_stmt_generation): Likewise.
5561 (vectorizable_call): Add assert that it is loop vectorization, adjust
5563 (vectorizable_conversion, vectorizable_assignment): Likewise.
5564 (vectorizable_operation): In case of basic block SLP, take
5565 vectorization factor from statement's type and skip the relevance
5566 check. Adjust function calls.
5567 (vectorizable_type_demotion): Add assert that it is loop
5568 vectorization, adjust function calls.
5569 (vectorizable_type_promotion): Likewise.
5570 (vectorizable_store): Check for outer loop only in case of loop
5571 vectorization. Adjust function calls. For basic blocks, skip the
5572 relevance check and don't advance pointers.
5573 (vectorizable_load): Likewise.
5574 (vectorizable_condition): Add assert that it is loop vectorization,
5575 adjust function calls.
5576 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5577 that it is not reduction, get vector type, call only supported
5578 functions, skip loop specific parts.
5579 (vect_transform_stmt): Check for outer loop only in case of loop
5581 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5582 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5583 for external definition.
5584 * passes.c (pass_slp_vectorize): New pass.
5585 * tree-vect-slp.c (find_bb_location): New function.
5586 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5587 check for patterns only in loops.
5588 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5589 case of multiple types in basic block SLP.
5590 (vect_mark_slp_stmts_relevant): New function.
5591 (vect_supported_load_permutation_p): Fix comment.
5592 (vect_analyze_slp_instance): Add argument. In case of basic block
5593 SLP, take vectorization factor from statement's type, check that
5594 unrolling factor is 1. Adjust function call. Save SLP instance in
5595 either loop or basic block vectorization structure. Return FALSE,
5597 (vect_analyze_slp): Add argument. Get strided stores groups from
5598 either loop or basic block vectorization structure. Return FALSE
5599 if basic block SLP failed.
5600 (new_bb_vec_info): New function.
5601 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5602 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5603 (vect_schedule_slp): Add argument. Get SLP instances from either
5604 loop or basic block vectorization structure. Set vectorization factor
5605 to be 1 for basic block SLP.
5606 (vect_slp_transform_bb): New function.
5607 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5609 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5611 * final.c (shorten_branches): Do not align labels for jump tables.
5612 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5614 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5616 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5617 Remove outdated reference to flow.c and fix nits.
5618 * doc/gccint.texi: Tweak RTL description.
5619 * doc/rtl.texi: Likewise.
5621 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5623 * config/avr/avr.c: Change my email address.
5624 * config/avr/avr.h: Likewise.
5625 * config/avr/avr.md: Likewise.
5626 * config/avr/avr-protos.h: Likewise.
5627 * config/avr/libgcc.S: Likewise.
5629 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5631 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5632 (spu_split_load, spu_split_store): Change return type to int.
5633 (spu_split_convert): Declare.
5634 * config/spu/predicates.md (spu_mem_operand): Remove.
5635 (spu_mov_operand): Update.
5636 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5637 * config/spu/spu.c (regno_aligned_for_load): Remove.
5638 (reg_aligned_for_addr, spu_expand_load): Define.
5639 (spu_expand_extv): Reimplement and handle MEM.
5640 (spu_expand_insv): Handle MEM.
5641 (spu_sched_reorder): Handle insn's with length 0.
5642 (spu_legitimate_address_p): Reimplement.
5643 (store_with_one_insn_p): Return TRUE for any mode with size
5644 larger than 16 bytes.
5645 (address_needs_split): Define.
5646 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5648 (spu_convert_move): Define.
5649 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5650 (spu_split_store): Change all MEM's to TImode.
5651 (spu_init_expanders): Preallocate registers that correspond to
5652 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5654 (spu_split_convert): Define.
5655 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5656 (_move<mode>, _movdi, _movti): Update predicate and condition.
5657 (load, store): Change to define_split.
5658 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5660 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5661 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5662 define_insn_and_split of lshr<mode>3.
5663 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5664 (<v>ashr<mode>3_imm): Define.
5665 (extv, extzv, insv): Allow MEM operands.
5666 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5667 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5668 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5669 (_spu_convert2): Change to define_insn_and_split and remove the
5670 corresponding define_peephole2.
5671 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5672 Change predicates to memory_operand.
5674 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5676 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5678 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5680 PR tree-optimization/40219
5681 * tree.c (iterative_hash_expr): Make sure the builtin function is
5682 a normal builtin function and not a front end or back end builtin
5683 before indexing into the built_in_decls array.
5685 2009-05-22 Richard Guenther <rguenther@suse.de>
5688 * alias.c (write_dependence_p): Do not use TBAA for answering
5689 anti-dependence or output-dependence.
5690 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5691 (emit_pointer_definition): Remove.
5692 (emit_alias_warning): Likewise.
5693 (find_what_var_points_to): Remove TBAA pruning code.
5694 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5696 (compute_points_to_sets): Remove code computing the set of
5697 dereferenced pointers.
5698 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5699 oracle for querying anti and output dependencies.
5700 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5701 if TBAA may be applied.
5702 (refs_anti_dependent_p): New function.
5703 (refs_output_dependent_p): Likewise.
5704 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5705 (refs_output_dependent_p): Likewise.
5706 * doc/tree-ssa.texi (Memory model): New section.
5707 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5708 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5709 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5710 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5711 * expr.c (expand_expr_real_1): Likewise.
5712 * gimple-low.c (lower_stmt): Likewise.
5713 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5714 (dump_gimple_cdt): Remove.
5715 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5716 (gimple_size): Likewise.
5717 (walk_gimple_op): Likewise.
5718 (is_gimple_stmt): Likewise.
5719 (walk_stmt_load_store_addr_ops): Likewise.
5720 (gimple_build_cdt): Remove.
5721 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5722 * gimple.h (gimple_cdt_new_type): Remove.
5723 (gimple_cdt_new_type_ptr): Likewise.
5724 (gimple_cdt_set_new_type): Likewise.
5725 (gimple_cdt_location): Likewise.
5726 (gimple_cdt_location_ptr): Likewise.
5727 (gimple_cdt_set_location): Likewise.
5728 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5729 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5730 GIMPLE_CHANGE_DYNAMIC_TYPE.
5731 (verify_types_in_gimple_stmt): Likewise.
5732 * tree-inline.c (estimate_num_insns): Likewise.
5733 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5734 (copy_decl_to_var): Likewise.
5735 (copy_result_decl_to_var): Likewise.
5736 * tree-pretty-print.c (dump_generic_node): Do not handle
5737 CHANGE_DYNAMIC_TYPE_EXPR.
5738 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5739 * tree-ssa-operands.c (get_expr_operands): Likewise.
5740 * tree-ssa-structalias.c (struct variable_info): Remove
5741 no_tbaa_pruning member.
5742 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5743 (unify_nodes): Do not copy it.
5744 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5745 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5746 (set_uids_in_ptset): Do not check it.
5747 (find_what_var_points_to): Likewise.
5748 (compute_tbaa_pruning): Remove.
5749 (compute_points_to_sets): Do not call it.
5750 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5751 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5752 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5753 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5754 (DECL_NO_TBAA_P): Likewise.
5755 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5756 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5757 (expand_omp_atomic_pipeline): Do not set it.
5758 * print-tree.c (print_node): Do not dump it.
5759 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5762 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5765 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5768 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5770 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5773 2009-05-22 Ben Elliston <bje@au.ibm.com>
5775 * Makefile.in (bversion.h, s-bversion): New targets.
5776 (TOPLEV_H): Add bversion.h.
5777 * toplev.h: Include "bversion.h".
5778 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5779 the __format__ attribute only if compiling with the same version
5780 of GCC as the sources (the "build version").
5782 2009-05-22 Ben Elliston <bje@au.ibm.com>
5784 * c-format.c (handle_format_attribute): Fix comment typo.
5786 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5789 * config/ia64/ia64.opt (mfused-madd): New.
5790 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5791 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5792 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5793 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5794 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5795 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5796 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5797 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5798 instruction if !TARGET_FUSED_MADD.
5799 (fpma, fpms): Remove colon from name.
5801 2009-05-22 Richard Guenther <rguenther@suse.de>
5803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5804 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5805 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5807 (create_expression_by_pieces): Only convert if necessary.
5808 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5809 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5811 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5813 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5814 regular pattern from a template and rename it ...
5815 (*extzv_truncsi_exts): ... to this.
5817 2009-05-21 Richard Guenther <rguenther@suse.de>
5819 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5820 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5821 (cgraph_default_inline_p): Likewise.
5822 (cgraph_decide_inlining_incrementally): Likewise.
5824 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5825 Uros Bizjak <ubizjak@gmail.com>
5827 * config/i386/cpuid.h (bit_MOVBE): New.
5829 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5831 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5832 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5833 (ix86_handle_option): Handle OPT_mmovbe.
5834 (ix86_target_string): Add -mmovbe.
5835 (pta_flags): Add PTA_MOVBE.
5836 (processor_alias_table): Add PTA_MOVBE to "atom".
5837 (override_options): Handle PTA_MOVBE.
5839 * config/i386/i386.h (TARGET_MOVBE): New.
5841 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5842 (*bswapsi_movbe): New.
5843 (*bswapdi_movbe): Likewise.
5844 (bswapdi2): Renamed to ...
5846 (bswapdi2): New expander.
5848 * config/i386/i386.opt (mmovbe): New.
5850 * doc/invoke.texi: Document -mmovbe.
5852 2009-05-21 Taras Glek <tglek@mozilla.com>
5854 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5855 * gcc-plugin.h (plugin_init): Updated signature.
5856 * gcc-plugin.h (plugin_name_args): Moved to this header.
5857 * doc/plugins.texi (plugin_init): Updated documention to reflect
5859 * doc/plugins.texi (plugin_name_args): Added to documention.
5861 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5863 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5864 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5866 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5868 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5869 JUMP_TABLE_DATA_P predicates where applicable.
5870 * config/i386/predicates.md: Ditto.
5871 * config/i386/sse.md: Ditto.
5873 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5875 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5876 operand2 -128 override length_immediate attribute to 1.
5877 * config/i386/predicates.md (constm128_operand): New predicate.
5879 * config/i386/i386.c (memory_address_length): Handle %r12
5880 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5882 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5883 mode look through optional ZERO_EXTEND and SUBREG.
5884 * config/i386/i386.md (R12_REG): New define_constant.
5885 (prefix_data16): For sse unit set also for MODE_TI insns.
5886 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5887 insns set if operand 1 is ext_QIreg_operand.
5888 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5889 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5891 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5892 mode from MODE_DI to MODE_SI.
5893 (movdi_1_rex64): Override modrm and length_immediate attributes
5894 only for movabs (TYPE_IMOV, alternative 2).
5895 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5896 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5897 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5898 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5899 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5900 prefix_rex attribute if DImode.
5901 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5902 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5903 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5904 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5905 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5906 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5907 Likewise. For TYPE_IMOV clear length_immediate attribute.
5908 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5909 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5910 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5911 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5912 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5913 or one operand TYPE_ISHIFT.
5914 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5915 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5916 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5917 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5918 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5919 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5920 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5921 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5922 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5923 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5924 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5925 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5926 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5927 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5928 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5929 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5930 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5931 set mode attribute, don't override length attribute.
5932 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5934 (return_internal_long): Set length attribute to 2 instead of 1.
5935 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5936 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5937 prefix_rex attribute.
5938 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5940 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5942 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5944 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5946 2009-05-20 Ian Lance Taylor <iant@google.com>
5948 * tree.c (build_tree_list_vec_stat): New function.
5949 (ctor_to_vec): New function.
5950 (build_nt_call_vec): New function.
5951 (build_call_array): Change args to be a const pointer.
5952 (build_call_vec): New function.
5953 * tree.h (build_nt_call_vec): Declare.
5954 (build_tree_list_vec_stat): Declare.
5955 (build_tree_list_vec): Define.
5956 (build_call_array): Update declaration.
5957 (build_call_vec): Declare.
5958 (ctor_to_vec): Declare.
5959 * c-common.c (tree_vector_cache): New static variable.
5960 (make_tree_vector): New function.
5961 (release_tree_vector): New function.
5962 (make_tree_vector_single): New function.
5963 (make_tree_vector_copy): New function.
5964 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5965 (make_tree_vector_single, make_tree_vector_copy): Declare.
5966 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5967 (c_parser_expr_list): Don't manage cache here, instead call
5969 (c_parser_release_expr_list): Remove static function.
5970 (c_parser_vec_to_tree_list): Remove static function.
5971 (c_parser_attributes): Call build_tree_list_vec instead of
5972 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5973 c_parser_release_expr_list.
5974 (c_parser_postfix_expression_after_primary): Likewise.
5975 (c_parser_objc_keywordexpr): Likewise.
5977 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5979 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5980 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5981 TARGET_CONVERT_TO_TYPE.
5982 * hooks.c (hook_tree_const_tree_null): Define.
5983 * hooks.h (hook_tree_const_tree_null): Declare.
5984 * target.h (struct gcc_target): Add invalid_parameter_type,
5985 invalid_return_type, promoted_type, and convert_to_type fields.
5986 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5987 (TARGET_INVALID_RETURN_TYPE): Define.
5988 (TARGET_PROMOTED_TYPE): Define.
5989 (TARGET_CONVERT_TO_TYPE): Define.
5990 (TARGET_INITIALIZER): Update for new fields.
5991 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5992 (grokparms): Check targetm.invalid_parameter_type.
5993 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5994 * c-convert.c (convert): Check targetm.convert_to_type.
5996 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5998 * config/mips/mips.md (*extenddi_truncate<mode>,
5999 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6001 (*extendhi_truncateqi): New define_insn_and_sptit.
6003 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6006 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6007 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6009 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6011 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6012 the operand of VIEW_CONVERT_EXPR.
6014 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6016 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6017 extended family and model for Intel processors. Support Intel Atom.
6019 2009-05-20 Olivier Hainque <hainque@adacore.com>
6021 * gstab.h (stab_code_type): Define, to be used instead of the
6022 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6024 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6025 occurrences by stab_code_type.
6026 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6028 2009-05-20 Martin Jambor <mjambor@suse.cz>
6030 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6031 (sra_insert_before): Likewise.
6032 (sra_insert_after): Likewise.
6033 (sra_init_cache): Likewise.
6034 (sra_type_can_be_decomposed_p): Likewise.
6035 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6036 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6037 (sra_insert_before): Likewise.
6038 (sra_insert_after): Likewise.
6039 (sra_init_cache): Likewise.
6040 (insert_edge_copies_seq): Made static and moved upwards.
6042 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6045 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6047 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6048 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6051 2009-05-20 Richard Guenther <rguenther@suse.de>
6053 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6054 with mismatched comparison modes.
6056 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6058 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6059 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6060 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6061 with shifts for Thumb2.
6062 (orsi_notsi): New for orn.
6063 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6064 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6065 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6066 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6067 Don't invert remainder for IOR.
6069 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6071 PR tree-optimization/40087
6072 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6073 number_of_iterations_ne): Rename never_infinite argument.
6074 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6075 number_of_iterations_le): Handle pointer-type ivs when
6076 exit_must_be_taken is false.
6077 (number_of_iterations_cond): Do not always assume that
6078 exit_must_be_taken if the control variable is a pointer.
6080 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6082 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6083 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6085 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6087 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6088 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6090 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6093 * c.opt (Wlogical-op): Disabled by default.
6094 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6096 * doc/invoke.texi (Wlogical-op): Likewise.
6098 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6100 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6102 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6103 Propagate the type of the first operand.
6104 <ASSERT_EXPR>: Simplify.
6105 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6106 Rewrite using the RHS code as discriminant.
6107 <NOP_EXPR>: Turn into CASE_CONVERT.
6108 <PLUS_EXPR>: Propagate the type of the first operand.
6110 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6112 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6113 (ia64_dconst_0_375): New.
6114 * config/ia64/ia64.c (ia64_override_options): Remove
6115 -minline-sqrt-min-latency warning.
6116 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6117 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6118 * config/ia64/ia64.md (*sqrt_approx): Remove.
6119 (sqrtsf2): Remove #if 0.
6120 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6121 (sqrtdf): Remove assert.
6122 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6123 (sqrtxf2): Remove #if 0.
6124 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6125 * div.md (sqrt_approx_rf): New.
6126 (sqrtsf2_internal_thr): New implementation.
6127 (sqrtsf2_internal_lat): New.
6128 (sqrtdf2_internal_thr: New implementation.
6129 (sqrtxf2_internal): New implementation.
6131 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6132 Hans-Peter Nilsson <hp@axis.com>
6134 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6135 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6136 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6137 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6138 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6139 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6140 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6141 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6142 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6143 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6144 * c-common.c: ...from here.
6146 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6148 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6150 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6152 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6154 2009-05-19 Ben Elliston <bje@au.ibm.com>
6156 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6157 assignments with memcpy calls.
6158 (add_fdes): Likewise.
6159 (binary_search_unencoded_fdes): Likewise.
6160 (linear_search_fdes): Eliminate type puns.
6162 2009-05-19 Richard Guenther <rguenther@suse.de>
6164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6165 not falsely claim to have propagated into all uses.
6167 2009-05-19 Ben Elliston <bje@au.ibm.com>
6169 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6172 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6174 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6175 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6176 (TARGET_LEGITIMATE_ADDRESS_P): New.
6177 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6178 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6180 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6183 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6184 child of the containing namespace's DIE.
6186 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6188 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6189 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6190 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6193 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6196 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6197 gen_align with gen_pad.
6198 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6199 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6201 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6202 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6204 * config/i386/i386.md (align): Renamed to ...
6205 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6206 ASM_OUTPUT_MAX_SKIP_PAD.
6208 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6210 * config.gcc: Fix variable syntax.
6213 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6214 before calling exact_log2.
6215 (output_iorsi3): Likewise.
6216 (output_xorsi3): Likewise.
6218 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6220 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6221 for the none zero constant operand except for EQ and NE
6222 comprisons even when the first operand is R0.
6224 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6226 * config/s390/2064.md: Remove trailing whitespaces.
6227 * config/s390/2084.md: Likewise.
6228 * config/s390/constraints.md: Likewise.
6229 * config/s390/fixdfdi.h: Likewise.
6230 * config/s390/libgcc-glibc.ver: Likewise.
6231 * config/s390/s390-modes.def: Likewise.
6232 * config/s390/s390-protos.h: Likewise.
6233 * config/s390/s390.c: Likewise.
6234 * config/s390/s390.h: Likewise.
6235 * config/s390/s390.md: Likewise.
6236 * config/s390/tpf-unwind.h: Likewise.
6238 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6240 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6242 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6245 * configure.ac (m68k-*-*): Check if binutils support TLS.
6246 * configure: Regenerate.
6247 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6248 * config/m68k/constraints.md (Cu): New constraint.
6249 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6250 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6251 (movsi): Handle TLS symbols.
6252 (addsi3_5200): Handle XTLS symbols, indent.
6253 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6254 (m68k_tls_reference_p): Declare.
6255 (m68k_legitimize_address): Declare.
6256 (m68k_unwrap_symbol): Declare.
6257 * config/m68k/m68k.opt (mxtls): New option.
6258 * config/m68k/m68k.c (ggc.h): Include.
6259 (m68k_output_dwarf_dtprel): Implement hook.
6260 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6261 (m68k_expand_prologue): Load GOT pointer when function needs it.
6262 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6263 (m68k_legitimate_constant_address_p): Same.
6264 (m68k_decompose_address): Handle TLS references.
6265 (m68k_get_gp): New static function.
6266 (enum m68k_reloc): New contants.
6267 (TLS_RELOC_P): New macro.
6268 (m68k_wrap_symbol): New static function.
6269 (m68k_unwrap_symbol): New function.
6270 (m68k_final_prescan_insn_1): New static function.
6271 (m68k_final_prescan_insn): New function.
6272 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6274 (legitimize_pic_address): Handle TLS references..
6275 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6276 (m68k_libcall_value_in_a0_p)
6277 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6278 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6279 (m68k_legitimize_tls_address): Handle TLS references.
6280 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6282 (m68k_legitimize_address): Handle TLS symbols.
6283 (m68k_get_reloc_decoration): New static function.
6284 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6286 (m68k_output_dwarf_dtprel): Implement hook.
6287 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6288 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6289 m68k_call_* routines.
6290 (sched_attr_op_type): Handle TLS symbols.
6291 (gt-m68k.h): Include.
6292 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6293 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6295 2009-05-18 Martin Jambor <mjambor@suse.cz>
6297 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6298 (visit_store_addr_for_mod_analysis): New function.
6299 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6300 (determine_cst_member_ptr): Use gimple_assign_single_p.
6301 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6302 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6303 operands. Don't check number of operands of a NOP_EXPR.
6305 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6307 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6309 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6312 * c-common.c (warn_logical_operator): Don't warn if one of
6313 expression isn't always true or false.
6315 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6317 * config/i386/biarch32.h: New file.
6318 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6320 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6322 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6323 *zero_extend<mode>_truncqi): Merge these into ...
6324 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6325 Name the pattern following this as *zero_extendhi_truncqi.
6327 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6330 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6331 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6332 (output_info): Make field HOST_WIDEST_INT.
6333 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6334 (dump_bitmat_statistics): Same.
6336 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6338 * config.gcc (use_gcc_stdint): Set to wrap.
6339 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6340 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6341 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6342 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6343 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6344 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6345 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6346 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6348 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6350 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6352 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6353 Move definitions earlier.
6354 (OPT_ARCH64, OPT_ARCH32): Define.
6355 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6358 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6361 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6364 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6366 * arm.md (movdi2): Copy non-reg values to DImode registers.
6368 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6371 * final.c (label_to_max_skip): New function.
6372 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6373 CODE_LABEL_NUMBER <= max_labelno.
6374 * output.h (label_to_max_skip): New prototype.
6375 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6376 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6377 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6378 Handle CODE_LABELs with >= 16 byte alignment or with
6379 max_skip == (1 << align) - 1.
6380 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6381 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6384 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6385 .p2align 3 if MAX_SKIP is smaller than 7.
6386 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6388 2009-05-15 Ian Lance Taylor <iant@google.com>
6390 * alias.c (struct alias_set_entry_d): Rename from struct
6391 alias_set_entry. Change all uses.
6392 * except.c (struct call_site_record_d): Rename from struct
6393 call_site_record. Change all uses.
6394 * except.h (struct eh_region_d): Rename from struct eh_region.
6396 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6398 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6399 ivtype_map_elt. Change all uses.
6400 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6402 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6403 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6405 (struct sese_d): Rename from struct sese. Change all uses.
6406 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6407 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6408 * optabs.h (struct optab_d): Rename from struct optab. Change all
6410 (struct convert_optab_d): Rename from struct convert_optab.
6412 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6413 ipa_opt_pass. Change all uses.
6414 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6417 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6418 defined as a typedef.
6419 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6422 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6425 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6427 (merge_ranges): Returns bool.
6428 * tree.h (make_range): .. to here.
6429 (build_range_check): Likewise.
6430 (merge_ranges): Likewise. Renamed from merge_ranges.
6431 * c-typeck.c (parser_build_binary_op): Update calls to
6432 warn_logical_operator.
6433 * c-common.c (warn_logical_operator): Add new warning.
6434 * c-common.h (warn_logical_operator): Update declaration.
6436 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6438 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6440 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6442 * doc/install.texi: Document MPC requirements, flags etc.
6444 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6445 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6446 Evaluate constant arguments.
6447 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6448 (fold_builtin_1): Likewise, also evaluate constant arguments.
6449 Remove superfluous break.
6450 (do_mpc_ckconv): New.
6451 * real.h: Include mpc.h.
6452 * toplev.c (print_version): Output MPC version info if available.
6454 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6456 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6458 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6460 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6463 2009-05-15 Jan Hubicka <jh@suse.cz>
6465 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6466 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6467 (try_inline): Fix return value.
6468 (cgraph_decide_inlining_incrementally): Honor new value.
6469 (cgraph_early_inlining): Handle indirect inlining.
6470 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6472 2009-05-15 Jan Hubicka <jh@suse.cz>
6474 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6475 * cgraphunit.c (cgraph_finalize_function): Set it.
6476 (cgraph_expand_function): Use it.
6478 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6480 * real.c (encode_ieee_half): Define.
6481 (decode_ieee_half): Define.
6482 (ieee_half_format): Define.
6483 (arm_half_format): Define.
6484 * real.h (ieee_half_format): Declare.
6485 (arm_half_format): Declare.
6487 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6489 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6490 swapped, and reversed optabs exist before trying to use them.
6492 2009-05-15 Paul Brook <paul@codesourcery.com>
6493 Sandra Loosemore <sandra@codesourcery.com>
6495 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6496 loads. Allow PRE_DEC.
6497 (output_move_neon): Handle PRE_DEC.
6498 (arm_print_operand): Add 'A' for neon structure loads.
6499 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6500 * config/arm/neon.md (neon_mov): Update comment.
6501 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6503 (Um): New constraint.
6505 2009-05-15 Jan Hubicka <jh@suse.cz>
6507 Revert the following patch until testsuite fallout is fixed:
6508 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6509 * cgraph.h (struct inline_summary): New filed self_wize,
6510 size_inlining_benefit, self_time and time_inlining_benefit.
6511 (struct cgraph_global_info): Replace insns by time ans size fields.
6512 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6513 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6514 (ipcp_update_callgraph): Do not touch function bodies.
6515 * ipa-inline.c: Include except.h
6516 (MAX_TIME): New constant.
6517 (overall_insns): Remove
6518 (overall_size, max_benefit): New static variables.
6519 (cgraph_estimate_time_after_inlining): New function.
6520 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6521 (cgraph_clone_inlined_nodes): Update size.
6522 (cgraph_mark_inline_edge): Update size.
6523 (cgraph_estimate_growth): Use size info.
6524 (cgraph_check_inline_limits): Check size.
6525 (cgraph_default_inline_p): Likewise.
6526 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6527 (cgraph_decide_recursive_inlining): Check size.
6528 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6530 (cgraph_decide_inlining): Likewise.
6531 (cgraph_decide_inlining_incrementally): Likewise; honor
6532 PARAM_EARLY_INLINING_INSNS.
6533 (likely_eliminated_by_inlining_p): New predicate.
6534 (estimate_function_body_sizes): New function.
6535 (compute_inline_parameters): Use it.
6536 * except.c (must_not_throw_labels): New function.
6537 * except.h (must_not_throw_labels): Declare.
6538 * tree-inline.c (init_inline_once): Kill inlining_weigths
6539 * tree-ssa-structalias.c: Avoid uninitialized warning.
6540 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6541 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6542 (PARAM_INLINE_CALL_COST): Remove.
6543 (PARAM_EARLY_INLINING_INSNS): New.
6545 2009-05-15 Richard Guenther <rguenther@suse.de>
6547 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6548 not TODO_update_ssa.
6550 2009-05-15 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/39999
6553 * gimple.h (gimple_expr_type): Use the expression type looking
6554 through useless conversions.
6555 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6556 (vn_nary_op_insert_stmt): Likewise.
6557 (simplify_binary_expression): Likewise.
6559 2009-05-15 Richard Guenther <rguenther@suse.de>
6561 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6562 New options, enabled by default.
6563 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6565 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6566 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6567 * tree-ssa-structalias.c (gate_tree_pta): New function.
6568 (pass_build_alias): Use it.
6570 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6573 recurse on an invariant address if a conversion from a pointer
6574 type to a wider integer type is involved.
6576 2009-05-15 Jan Hubicka <jh@suse.cz>
6578 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6579 * cgraph.h (struct inline_summary): New filed self_wize,
6580 size_inlining_benefit, self_time and time_inlining_benefit.
6581 (struct cgraph_global_info): Replace insns by time ans size fields.
6582 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6583 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6584 (ipcp_update_callgraph): Do not touch function bodies.
6585 * ipa-inline.c: Include except.h
6586 (MAX_TIME): New constant.
6587 (overall_insns): Remove
6588 (overall_size, max_benefit): New static variables.
6589 (cgraph_estimate_time_after_inlining): New function.
6590 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6591 (cgraph_clone_inlined_nodes): Update size.
6592 (cgraph_mark_inline_edge): Update size.
6593 (cgraph_estimate_growth): Use size info.
6594 (cgraph_check_inline_limits): Check size.
6595 (cgraph_default_inline_p): Likewise.
6596 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6597 (cgraph_decide_recursive_inlining): Check size.
6598 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6600 (cgraph_decide_inlining): Likewise.
6601 (cgraph_decide_inlining_incrementally): Likewise; honor
6602 PARAM_EARLY_INLINING_INSNS.
6603 (likely_eliminated_by_inlining_p): New predicate.
6604 (estimate_function_body_sizes): New function.
6605 (compute_inline_parameters): Use it.
6606 * except.c (must_not_throw_labels): New function.
6607 * except.h (must_not_throw_labels): Declare.
6608 * tree-inline.c (init_inline_once): Kill inlining_weigths
6609 * tree-ssa-structalias.c: Avoid uninitialized warning.
6610 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6611 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6612 (PARAM_INLINE_CALL_COST): Remove.
6613 (PARAM_EARLY_INLINING_INSNS): New.
6614 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6615 (inline-call-cost): Remove.
6616 (early-inlining-insns): New.
6618 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6620 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6622 (print_int_cst_bounds_in_octal_p): Likewise.
6623 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6625 * dwarf2out.c (base_type_die): Likewise.
6626 (is_subrange_type): Delete.
6627 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6628 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6629 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6630 if the destination type is boolean.
6631 (build_range_check): Do not special-case subtypes.
6632 (fold_sign_changed_comparison): Likewise.
6633 (fold_unary): Likewise.
6634 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6635 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6636 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6637 * tree.c (subrange_type_for_debug_p): New predicate based on the
6638 former is_subrange_type.
6639 * tree.h (subrange_type_for_debug_p): Declare.
6640 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6641 (convert_affine_scev): Remove call to above function.
6642 (chrec_convert_aggressive): Likewise.
6643 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6644 false for conversions involving subtypes.
6645 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6646 (vrp_val_min): Likewise.
6647 (needs_overflow_infinity): Likewise.
6648 (extract_range_from_unary_expr): Likewise.
6650 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6652 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6653 * config/frv/frv.c: Likewise.
6654 * config/s390/s390.c: Likewise.
6655 * config/sparc/sparc.h: Likewise.
6656 * config/i386/i386.h: Likewise.
6657 * config/i386/i386.c: Likewise.
6658 * config/crx/crx.c: Likewise.
6659 * config/m68hc11/m68hc11.h: Likewise.
6660 * config/iq2000/iq2000.c: Likewise.
6661 * config/mn10300/mn10300.h: Likewise.
6662 * config/mn10300/mn10300.c: Likewise.
6663 * config/m68k/m68k.c: Likewise.
6664 * config/rs6000/rs6000.c: Likewise.
6665 * config/rs6000/xcoff.h: Likewise.
6666 * config/rs6000/linux64.h: Likewise.
6667 * config/rs6000/sysv4.h: Likewise.
6668 * config/score/score3.c: Likewise.
6669 * config/score/score7.c: Likewise.
6670 * config/score/score.c: Likewise.
6671 * config/arm/arm.md: Likewise.
6672 * config/mips/mips.c: Likewise.
6673 * config/mips/mips.md: Likewise.
6674 * config/bfin/bfin.h: Likewise.
6675 * config/pa/pa.c: Likewise.
6676 * config/pa/constraints.md: Likewise.
6678 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6679 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6680 * config/pdp11/pdp11.h: Use memory_address_p instead.
6682 2009-05-14 Ian Lance Taylor <iant@google.com>
6684 * passes.c (finish_optimization_passes): Change i to int.
6685 * plugin.c (plugins_active_p): Change event to int.
6686 (dump_active_plugins): Likewise.
6687 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6689 * tree.c (tree_range_check_failed): Change c to unsigned int.
6690 (omp_clause_range_check_failed): Likewise.
6691 (build_common_builtin_nodes): Change mode to int. Add cast.
6692 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6693 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6695 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6696 ++ or -- with a variable of enum type.
6698 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6701 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6703 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6705 * store-motion.c: Do not include params.h
6706 * Makefile.in: Fix dependencies for various files.
6708 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6710 * auto-inc-dec.c: Fix pass description, remove apparent
6711 accidental duplication.
6713 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6716 * ipa-utils.h (memory_identifier_string): Moved to ...
6717 * tree.h (memory_identifier_string): Here. Add GTY(()).
6719 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6721 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6722 in the former documentation of...
6723 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6724 * ira-conflicts.c (get_dup_num): Use address_operand.
6725 * targhooks.c (default_legitimate_address_p): New.
6726 * targhooks.h (default_legitimate_address_p): New.
6727 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6729 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6730 * target.h (struct target): Add legitimate_address_p.
6731 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6732 (TARGET_INITIALIZER): Include it.
6734 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6735 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6736 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6737 (TARGET_LEGITIMATE_ADDRESS_P): New.
6739 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6740 (REG_OK_STRICT_P): Delete.
6741 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6742 (frv_legitimate_address_p_1): ... this.
6743 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6744 (frv_legitimate_address_p_1): ... the renamed old
6745 frv_legitimate_address_p.
6746 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6747 (TARGET_LEGITIMATE_ADDRESS_P): New.
6749 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6750 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6751 * config/s390/s390.c (legitimate_address_p): Rename to...
6752 (s390_legitimate_address_p): ... this, make static.
6753 (legitimize_address): Adjust call.
6754 (TARGET_LEGITIMATE_ADDRESS_P): New.
6755 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6757 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6758 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6759 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6760 (TARGET_LEGITIMATE_ADDRESS_P): New.
6762 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6763 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6764 * config/spu/spu.c (spu_legitimate_address): Rename to...
6765 (spu_legitimate_address_p): ... this, make static.
6766 (TARGET_LEGITIMATE_ADDRESS_P): New.
6768 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6769 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6770 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6771 (sparc_legitimate_address_p): ... this, make static and return bool.
6772 (legitimize_address): Adjust call.
6773 (TARGET_LEGITIMATE_ADDRESS_P): New.
6775 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6776 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6777 * config/i386/i386.c (legitimate_address_p): Rename to...
6778 (ix86_legitimate_address_p): ... this, make static.
6779 (constant_address_p): Move after it, adjust call.
6780 (TARGET_LEGITIMATE_ADDRESS_P): New.
6782 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6783 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6784 * config/avr/avr.c (legitimate_address_p): Rename to...
6785 (avr_legitimate_address_p): ... this, make static.
6786 (legitimize_address): Adjust call.
6787 (TARGET_LEGITIMATE_ADDRESS_P): New.
6789 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6790 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6791 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6792 (TARGET_LEGITIMATE_ADDRESS_P): New.
6794 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6795 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6796 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6797 (TARGET_LEGITIMATE_ADDRESS_P): New.
6799 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6800 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6802 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6804 (TARGET_LEGITIMATE_ADDRESS_P): New.
6806 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6807 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6809 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6811 (m68hc11_legitimate_address_p): ... this, make static.
6812 (go_if_legitimate_address_internal): Rename to...
6813 (m68hc11_legitimate_address_p_1): ... this.
6814 (legitimize_address): Adjust call.
6815 (TARGET_LEGITIMATE_ADDRESS_P): New.
6817 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6818 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6819 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6820 (TARGET_LEGITIMATE_ADDRESS_P): New.
6822 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6823 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6824 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6825 (mn10300_legitimate_address_p): ... this, make static.
6826 (TARGET_LEGITIMATE_ADDRESS_P): New.
6828 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6829 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6830 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6831 (TARGET_LEGITIMATE_ADDRESS_P): New.
6833 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6834 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6835 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6836 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6837 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6838 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6839 (rs6000_legitimate_address_p): ... this, make static.
6840 (TARGET_LEGITIMATE_ADDRESS_P): New.
6841 (REG_MODE_OK_FOR_BASE_P): Delete.
6842 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6844 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6845 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6847 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6848 static, adjust types.
6849 (TARGET_LEGITIMATE_ADDRESS_P): New.
6851 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6852 * config/score/score.c (score_address_p): Rename to...
6853 (score_legitimate_address_p): ... this.
6854 (TARGET_LEGITIMATE_ADDRESS_P): New.
6855 * config/score/score3.c (score3_address_p): Rename to...
6856 (score3_legitimate_address_p): ... this.
6857 * config/score/score7.c (score7_address_p): Rename to...
6858 (score7_legitimate_address_p): ... this.
6860 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6861 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6862 GO_IF_LEGITIMATE_ADDRESS): Delete.
6863 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6864 thumb2_legitimate_address_p): Delete.
6865 (arm_legitimate_address_p): Rename to...
6866 (arm_legitimate_address_outer_p): ... this.
6867 * config/arm/constraints.md ("Uq"): Adjust call.
6868 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6869 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6871 (arm_legitimate_address_outer_p): ... this.
6872 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6874 (TARGET_LEGITIMATE_ADDRESS_P): New.
6876 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6877 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6878 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6879 (TARGET_LEGITIMATE_ADDRESS_P): New.
6881 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6882 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6883 * config/vax/vax.c (legitimate_address_p): Rename to...
6884 (vax_legitimate_address_p): ... this, make static.
6885 (TARGET_LEGITIMATE_ADDRESS_P): New.
6887 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6888 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6889 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6890 (TARGET_LEGITIMATE_ADDRESS_P): New.
6892 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6893 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6894 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6895 (mmix_legitimate_address_p): ... this, make static.
6896 (TARGET_LEGITIMATE_ADDRESS_P): New.
6898 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6899 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6900 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6901 (TARGET_LEGITIMATE_ADDRESS_P): New.
6903 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6905 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6906 of MODE_COMPLEX_INT.
6908 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6910 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6911 LCT_NORMAL in function call.
6912 * mips-tdump.c (print_file_desc): Add cast to enum type.
6913 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6914 (mark_stabs): Add casts to enum types.
6915 (parse_stabs_common): Add casts to enum types.
6917 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6919 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6920 Check for invalid values of LETTER.
6922 2009-05-13 Taras Glek <tglek@mozilla.com>
6924 * attribs.c (register_attribute): moved out attribute registration
6925 into register_attribute.
6926 * doc/plugins.texi: Documented register_attribute and
6928 * gcc-plugin.h: Added forward decl for register_attribute.
6929 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6930 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6931 PLUGIN_ATTRIBUTES boilerplate.
6933 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6935 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6936 values even in sentinel and empty entries.
6937 (ms_printf_flag_specs): Likewise.
6938 (ms_scanf_flag_specs): Likewise.
6939 (ms_strftime_flag_specs): Likewise.
6940 (ms_print_char_table): Likewise.
6941 (ms_scan_char_table): Likewise.
6942 (ms_time_char_table): Likewise.
6944 2009-05-13 Doug Kwan <dougkwan@google.com>
6946 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6948 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6950 * config/mips/mips.md (store): Add attributes for QI and HI.
6952 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6953 (truncdi<mode>2): ... this new pattern.
6955 2009-05-13 Brad Hards <bradh@kde.org>
6957 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6959 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6960 Ben Elliston <bje@au.ibm.com>
6963 * dse.c (check_mem_read_rtx): Guard against width == -1.
6965 2009-05-13 Michael Matz <matz@suse.de>
6968 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6969 (trivially_conflicts_p): New function.
6970 (insert_backedge_copies): Use it.
6972 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6974 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6975 (handle_stdc_pragma): Use new enum constant names.
6976 (handle_pragma_float_const_decimal64): Ditto.
6978 2009-05-13 Ian Lance Taylor <iant@google.com>
6980 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6983 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6985 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6986 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6988 * config/m68k/m68k.h (FL_UCLINUX): Define.
6990 2009-05-13 Jan Hubicka <jh@suse.cz>
6992 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6994 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6996 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6997 unless -fschedule-insns is specified.
6999 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7002 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7003 TARGET_EXPAND_CBRANCHDI4.
7004 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7005 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7006 (cmpeqdi): Fix comment.
7008 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7010 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7011 (sh_legitimate_address_p): Likewise.
7012 * config/sh/sh.c (sh_legitimate_index_p): New.
7013 (sh_legitimate_address_p): Likewise.
7014 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7015 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7016 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7017 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7018 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7019 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7020 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7021 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7022 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7024 2009-05-12 Jan Hubicka <jh@suse.cz>
7026 * tree-inline.c (estimate_operator_cost): Add operands;
7027 when division happens by constant, it is cheap.
7028 (estimate_num_insns): Loads and stores are not having cost of 0;
7029 EH magic stuff is cheap; when computing runtime cost of switch,
7030 use log2 base of amount of its cases; builtin_expect has cost of 0;
7031 compute cost for moving return value of call.
7032 (init_inline_once): Initialize time_based flags.
7033 * tree-inline.h (eni_weights_d): Add time_based flag.
7035 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7037 * df-core.c: Update head documentation.
7039 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7042 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7043 shadowing exisiting variable op1.
7045 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7048 * config/i386/driver-i386.c (processor_signatures): New enum.
7049 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7050 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7051 processor signature to detect geode processor.
7053 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7057 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7059 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7060 causes spurious differences between trunk and cond-optab branch.
7062 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7064 * dojump.c (compare_from_rtx): Delete.
7065 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7066 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7067 if the comparison does not satisfy the predicate; test predicates for
7068 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7069 further if one existing pattern fails.
7070 * expr.h (compare_from_rtx): Delete.
7071 (prepare_operand): Declare it.
7072 * optabs.c: Change "lib call" to "libcall" throughout.
7073 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7074 HAVE_conditional_trap, emit_cmp_insn): Delete.
7075 (can_compare_p): Delete cmp_optab case.
7076 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7077 Accept other parameters by value.
7078 (prepare_operand): Make non-static.
7079 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7080 other parameters by value. Try to widen operands here based on
7081 an optab_methods argument and looking at cbranch_optab.
7082 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7083 loop. Use cbranch_optab directly.
7084 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7085 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7087 (emit_conditional_move, emit_conditional_add): Inline what's needed
7088 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7089 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7090 with COMPARE. Move cmov_optab and cstore_optab above
7091 with cbranch_optab, move cmp_optab down with ucmp_optab,
7092 remove tst_otpab. Do not initialize trap_rtx.
7093 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7094 for trap code. Do not check HAVE_conditional_trap. Use
7095 prepare_cmp_insn. Accept no predicate for operand 3.
7096 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7097 (OTI_ctrap, ctrap_optab): New.
7098 (tst_optab): Delete.
7099 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7100 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7101 with lookup of ctrap_optab.
7102 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7106 * combine.c (combine_simplify_rtx, simplify_set): Do not
7107 special case comparing against zero for cc0 machines.
7108 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7109 COMPARE on cc0 machines.
7110 (simplify_relational_operation): Return a new expression when
7111 a COMPARE could be removed.
7112 * final.c (final_scan_insn): Compare cc_status values
7113 against LHS of a (compare FOO (const_int 0)) cc0 source.
7114 Also check if cc_status.value is the full compare.
7116 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7117 (cstoreMM4): Document.
7118 (conditional_trap): Document ctrapMM4 instead.
7119 (sync_compare_and_swapMM): Refer to cbranchcc4.
7120 (Dependent Patterns): Eliminate obsolete information referring to
7121 the old jump optimization phase.
7122 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7123 of compares with 0 on cc0 machines.
7124 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7125 avoiding references to cc0. Remove text about storing operands
7127 * doc/tm.texi (Condition Codes): Include blurb on different
7128 condition code representations, separate into subsections for
7129 CC0, MODE_CC and conditional execution.
7131 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7132 alpha_emit_setcc): Accept operands and a machine mode.
7133 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7134 Get code/op0/op1 from operands, use machine mode argument
7135 instead of alpha_compare.fp_p. Emit the branch here.
7136 (alpha_emit_setcc): Likewise, and return boolean.
7137 (alpha_emit_conditional_move): Likewise. Assert that
7138 cmp_op_mode == cmp_mode, and simplify accordingly.
7139 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7140 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7141 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7143 (stack probe test): Use cbranchdi4.
7144 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7146 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7147 * config/arc/arc.h (movsicc, movsfcc): Use it.
7148 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7149 (cbranchsi4, cstoresi4): New.
7150 (cmpsi, bCC and sCC expanders): Remove.
7152 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7153 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7154 * config/arm/predicates.md (arm_comparison_operator): Only include
7155 floating-point operators if there is a hardware floating-point unit.
7156 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7157 deferring to cbranch_cc and cstore_cc respectively.
7158 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7159 cbranch_cc, cstore_cc): New.
7160 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7162 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7164 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7165 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7167 (adjust_insn_length): Adjust calls.
7168 (avr_reorg): Handle (compare (foo) (const_int 0)).
7169 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7170 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7171 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7172 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7174 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7175 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7177 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7178 (cbranchsi4, cstorebi4, cstoresi4): New.
7179 (movbisi): This insn is duplicate, split it to zero_extend.
7180 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7181 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7182 (bfin_optimize_loop): Use cbranch expander.
7183 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7184 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7185 (bfin_bimode_comparison_operator): ... this.
7186 (bfin_direct_comparison_operator): New.
7188 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7189 inside (compare FOO (const_int 0)).
7190 (cris_rtx_costs): Handle ZERO_EXTRACT.
7191 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7192 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7193 (*tstdi_v32): Delete.
7194 (*cmpdi_non_v32): Add M alternative for operand 1.
7195 (cmpsi, cmp<mode>): Make private.
7196 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7198 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7200 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7201 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7202 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7203 (cc_reg_operand): New.
7205 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7206 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7207 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7208 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7209 crx_expand_scond): Delete.
7211 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7213 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7214 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7216 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7217 cstoresi4, cstoresf4, cstoredf4): New.
7218 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7219 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7220 Receive the entire operands array.
7221 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7222 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7223 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7224 Get test/op0/op1 from the operands array.
7225 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7227 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7228 (h8300_expand_store): New.
7229 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7231 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7232 (h8300_expand_store): New.
7233 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7234 or do not try to produce (set (cc0) REG).
7235 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7236 change a compare into a move to a scratch register. Disable some
7237 peepholes when comparing with zero.
7238 (tstsi, tsthi, tstsi, cmpqi): Make private.
7241 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7244 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7245 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7246 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7247 (ix86_emit_i387_log1p): Use cbranchxf2.
7248 (ix86_expand_setcc): Return void.
7249 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7250 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7251 cmp<MODEF>, cmpcc): Remove.
7252 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7253 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7254 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7255 (sCC and bCC expanders): Remove.
7256 (stack_protect_test): Use cbranchcc4.
7258 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7260 (ia64_expand_compare): Accept three rtx by reference and return void.
7261 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7262 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7263 from *expr. Update *expr with the BImode comparison to do.
7264 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7265 cmptf, bCC, sCC, conditional_trap): Delete.
7266 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7267 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7268 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7269 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7270 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7272 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7273 type of last argument.
7274 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7275 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7276 use machine mode argument instead of branch_type. Remove dead
7277 code for floating-point comparisons.
7278 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7279 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7281 (cbranchsi4, cstoresi4): New.
7282 * config/iq2000/predicates.md (reg_or_const_operand): New.
7284 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7285 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7286 (b<code>_op): Rewrite to...
7287 (bcc_op): ... this, using match_operator.
7288 (s<code>_op): Rewrite to...
7289 (scc_op): ... this, using match_operator.
7290 (s<code>_24_op): Rewrite to...
7291 (scc_op_24): ... this, using match_operator.
7292 (s<code>_<mode>): Rewrite to...
7293 (cstore<mode>4): ... this, using match_operator.
7294 (s<code>_<mode>_24): Rewrite to...
7295 (cstore<mode>4_24): ... this, using match_operator.
7296 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7297 m32c_unpend_compare, m32c_expand_scc): Delete.
7298 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7299 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7300 (m32c_expand_movcc): Change NE to EQ if necessary.
7301 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7303 * config/m32r/m32r-protos.h (gen_cond_store): New.
7304 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7305 (gen_cond_store): New, from sCC patterns.
7306 (m32r_expand_block_move): Use cbranchsi4.
7307 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7308 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7309 (cbranchsi4, cstoresi4): New.
7311 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7313 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7314 (m68hc11_notice_update_cc): Look into a compare with 0.
7315 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7317 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7318 cmphi, cmpqi, bCC): Delete.
7319 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7320 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7321 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7324 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7325 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7326 * config/m68k/constraints.md (H): New.
7327 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7328 the define_insn below.
7329 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7330 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7331 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7332 patterns): Wrap RHS with COMPARE.
7333 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7334 (*cmpdi_internal): Name this pattern.
7335 (cmpdi): Change to define_insn.
7336 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7337 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7338 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7340 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7341 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7342 (conditional_trap): Change to...
7343 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7344 (*conditional_trap): Use the ordered_comparison_operator and
7345 const1_operand predicates.
7346 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7347 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7348 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7349 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7351 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7352 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7353 (mcore_gen_compare): New.
7354 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7355 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7356 (mcore_gen_compare): ... this.
7357 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7358 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7359 (stack probe pattern): Use cbranchsi4.
7361 * config/mips/predicates.md (mips_cstore_operator): New.
7362 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7363 * config/mips/mips.md (any_cond): Delete.
7364 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7366 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7367 fixuns_truncsfdi2): Use cbranch patterns.
7368 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7369 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7370 Adjust call to mips_expand_conditional_branch.
7371 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7373 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7374 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7375 * config/mips/mips.c (cmp_operands): Delete.
7376 (mips_emit_compare): Get comparison operands from *op0/*op1.
7377 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7378 that it succeeds. Use op0/op1 instead of cmp_operands.
7379 (mips_expand_conditional_branch, mips_expand_conditional_move,
7380 mips_expand_conditional_trap): Likewise.
7381 (mips_block_move_loop): Use cbranch patterns.
7382 * config/mips/mips.h (cmp_operands): Delete.
7384 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7385 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7386 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7387 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7388 (*cmpcc_folded): Rename to...
7389 (*cmpdi_folded): this.
7390 (*cmpcc): Rename to...
7392 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7395 (cbranchdf4): New. Handle invalid comparisons here.
7396 * config/mmix/predicates.md (float_comparison_operator): New.
7398 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7399 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7400 * config/mn10300/mn10300.md (tst): Delete.
7401 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7402 Name these patterns and wrap RHS in a compare.
7403 (*cmpsi): Make this pattern private. Include tst.
7404 (*cmpsf): Make this pattern private.
7405 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7406 (compare with zero peepholes): Likewise.
7408 (cbranchsi4, cbranchsf4): New.
7409 (casesi): Use cbranchsi4.
7411 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7412 hppa_branch_type): Delete.
7413 (return_addr_rtx): Use cbranchsi4.
7414 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7415 Emit CCFPmode comparison here.
7416 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7417 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7418 hppa_branch_type): Delete.
7419 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7420 (movsicc, movdicc): Remove references to hppa_compare_op0,
7421 hppa_compare_op1 and compare_from_rtx.
7422 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7423 (casesi): Use cbranchsi4.
7425 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7426 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7427 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7428 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7429 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7431 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7432 (*branch, *branch_inverted): New.
7434 * config/picochip/picochip.md (cbranchhi4): Use
7435 ordered_comparison_operator.
7436 (cmphi, bCC): Remove.
7438 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7439 (trap_comparison_operator): Delete.
7440 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7441 rs6000_emit_cbranch): Accept mode and operands.
7442 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7443 rs6000_compare_fp_p): Delete.
7444 (rs6000_generate_compare): Accept mode and comparison. Extract code
7445 and op0/op1 from there. Replace references to rs6000_compare_op0
7446 and rs6000_compare_op1.
7447 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7448 extract result from passed operands.
7449 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7450 extract loc from passed operands.
7451 (rs6000_emit_cmove): Likewise.
7452 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7453 rs6000_compare_fp_p): Delete.
7454 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7455 (cbranch<GPR>4, cbranch<FP>4): New.
7456 (cstore<mode>4): New. Consolidate here all choices about when to use
7457 portable or specialized sCC sequences.
7458 (stack_protect_test): Use cbranchsi4.
7459 (conditional_trap): Replace with ctrap<GPR>4.
7460 (conditional trap insn): Replace trap_comparison_operator with
7461 ordered_comparison_operator.
7463 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7464 (s390_emit_prologue): Use ctrap.
7465 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7466 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7467 New predicates replacing...
7468 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7469 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7470 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7471 (add<mode>cc): Do not use s390_compare_op0/op1.
7472 (s<code>): Change to...
7473 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7475 (cstorecc4): ... this. Handle EQ or NE equally.
7476 (*sne): Un-privatize for use in cstorecc4.
7477 (b<code>): Change to...
7478 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7479 (conditional_trap): Replace with...
7480 (ctrap<GPR>4, ctrap<FP>4): ... these.
7481 (stack_protect): Use cbranchcc4.
7483 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7484 * config/score/score-protos.h (score_gen_cmp): Delete.
7485 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7486 (score_block_move-loop): Use cbranchsi4.
7487 * config/score/score.md (cbranchsi4): New.
7488 (cmpsi, bCC): Delete.
7489 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7490 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7491 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7492 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7493 * config/score/score3.h (score3_gen_cmp): Delete.
7494 * config/score/score7.h (score7_gen_cmp): Delete.
7496 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7497 (sh_emit_scc_to_t): ... this. Return void.
7498 (from_compare): Rename to...
7499 (sh_emit_compare_and_branch): ... this.
7500 (sh_emit_compare_and_set): New.
7501 (sh_expand_t_scc): Accept operands.
7502 * config/sh/predicates.md (sh_float_comparison_operator): New.
7503 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7504 (prepare_scc_operands): Rename to...
7505 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7507 (sh_emit_cheap_store_flag): New.
7508 (sh_emit_set_t_insn): New.
7509 (from_compare): Rename to...
7510 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7511 handling of TARGET_SH2E floating point to avoid recursive call.
7512 Generate branch here.
7513 (sh_emit_compare_and_set): New.
7514 (sh_expand_t_scc): Get op0/op1 from arguments.
7515 (sh_emit_cheap_store_flag): New.
7516 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7518 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7519 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7520 (movsicc, movdicc): Do nothing when it recreated operands from
7521 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7522 prepare_scc_operands (now sh_emit_scc_to_t).
7523 (udivdi3): Use cstoresi4.
7524 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7525 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7526 (cbranchint4_media, cbranchfp4_media): New.
7527 (casesi): Use cbranchdi4.
7528 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7530 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7531 (movnegt): Remove second operand.
7532 (cbranchsf4, cbranchdf4): New.
7533 (stack_protect): Use cbranchdi4/cbranchsi4.
7535 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7536 (gen_compare_reg): Accept comparison, extract part of it to...
7537 (gen_compare_reg_1): ... this.
7538 (gen_compare_operator): Delete.
7539 (gen_v9_scc): Accept separate destination, comparison code and arms.
7540 Do not use sparc_compare_op0/sparc_compare_op1.
7541 (emit_scc_insn, emit_conditional_branch_insn): New.
7542 (emit_v9_brxx): Make static. Remove useless assertion.
7543 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7545 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7546 * config/sparc/sparc-protos.h (gen_compare_reg,
7547 sparc_emit_float_lib_cmp): Adjust prototype.
7548 (emit_scc_insn, emit_conditional_branch_insn): New.
7549 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7550 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7551 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7552 iterators to the top.
7553 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7554 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7555 snedi_special_trunc): Delete.
7556 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7557 and snedi_special_trunc.
7558 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7559 cbranchdi4, cbranch<F:mode>4): New.
7560 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7561 here. Use gen_compare_reg instead of gen_compare_operator.
7562 (conditional_trap): Replace with...
7563 (ctrapsi4, ctrapdi4): ... this.
7564 (stack_protect_test): Use cbranchcc4.
7566 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7568 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7569 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7570 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7571 from operands[0] or operands[3] depending on is_set.
7572 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7573 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7574 cmpdf, bCC), sCC: Remove.
7575 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7576 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7578 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7579 spu_emit_branch_or_set.
7581 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7583 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7584 xstormy16_compare_op1): Delete.
7585 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7586 xstormy16_compare_op1): Delete.
7587 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7589 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7590 (cmphi, cmpsi, bCC): Remove.
7592 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7593 (*cmpsi): ... this one.
7594 (cbranchsi4, cstoresi4): New.
7595 (bCC expanders): Delete.
7596 (sCC insns): Fold into...
7597 (*setcc): ... this one.
7598 (casesi): Do not use gen_cmpsi and gen_bgtu.
7599 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7600 (movsicc): Simplify.
7601 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7603 * config/vax/vax-protos.h (cond_name): New.
7604 (vax_output_conditional_branch): Remove.
7605 * config/vax/vax.c (cond_name): New.
7606 (vax_output_conditional_branch): Remove.
7607 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7608 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7609 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7610 (bit<VAXint>): Wrap source with (compare).
7611 (b<code> and following unnamed pattern): Rename to *branch and
7612 *branch_reversed. Change macroization to match_operator.
7613 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7615 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7616 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7617 Change last argument to machine_mode.
7618 (xtensa_expand_scc): Add machine_mode argument.
7619 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7620 (gen_conditional_move, xtensa_expand_conditional_branch,
7621 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7622 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7623 Adjust operand numbers.
7624 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7626 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7627 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7628 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7630 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7632 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7633 causes spurious differences between trunk and cond-optab branch.
7635 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7638 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7640 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7642 * tree.c (iterative_hash_pointer): Delete.
7643 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7644 Hash UIDs and versions of SSA names. Don't special-case built-in
7645 function declarations.
7647 2009-05-11 Ian Lance Taylor <iant@google.com>
7650 * graphite.c: Force -Wc++-compat to only be a warning before
7651 #including "cloog/cloog.h".
7653 2009-05-11 Martin Jambor <mjambor@suse.cz>
7655 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7657 2009-05-11 Jan Hubicka <jh@suse.cz>
7659 * tree-ssa-loop-ivcanon.c: Include target.h
7660 (struct loop_size): new structure.
7661 (constant_after_peeling): New predicate.
7662 (tree_estimate_loop_size): New function.
7663 (estimated_unrolled_size): Rewrite for new estimates.
7664 (try_unroll_loop_completely): Use new estimates.
7665 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7667 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7669 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7670 libcpp interface change.
7671 (spu_macro_to_expand): Likewise.
7673 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7675 PR tree-optimization/40026
7676 * gimplify.c (gimplify_init_constructor): Change initial conditional
7677 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7678 optimize_compound_literals_in_ctor.
7680 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7682 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7684 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7686 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7688 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7689 HOST_WIDE_INT for gap.
7691 2009-05-11 Ira Rosen <irar@il.ibm.com>
7693 PR tree-optimization/40074
7694 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7695 account in group size and step comparison.
7697 2009-05-11 Richard Guenther <rguenther@suse.de>
7699 * passes.c (init_optimization_passes): Strip now incorrect comment.
7700 (execute_function_todo): Do not set PROP_alias.
7701 * tree-pass.h (PROP_alias): Remove.
7702 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7703 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7704 * tree-nrv.c (pass_return_slot): Likewise.
7705 * tree-object-size.c (pass_object_sizes): Likewise.
7706 * tree-ssa-dom.c (pass_dominator): Likewise.
7707 (pass_phi_only_cprop): Likewise.
7708 * tree-ssa-dse.c (pass_dse): Likewise.
7709 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7710 (pass_cselim): Likewise.
7711 * tree-ssa-pre.c (pass_pre): Likewise.
7712 (pass_fre): Likewise.
7713 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7714 * tree-ssa-sink.c (pass_sink_code): Likewise.
7715 * tree-stdarg.c (pass_stdarg): Likewise.
7716 * tree-tailcall.c (pass_tail_calls): Likewise.
7717 * tree-vrp.c (pass_vrp): Likewise.
7719 2009-05-10 Ian Lance Taylor <iant@google.com>
7721 * basic-block.h (enum profile_status): Break out of struct
7723 * cgraph.h (struct inline_summary): Break out of struct
7725 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7726 of struct cgraph_order_sort.
7727 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7728 * cse.c (struct branch_path): Break out of struct
7729 cse_basic_block_data.
7730 * except.h (enum eh_region_type): Break out of struct eh_region.
7731 * gcc.c (enum add_del): Break out of struct modify_target.
7732 * genrecog.c (enum decision_type): Break out of struct decision_test.
7733 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7735 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7736 * regmove.c (enum match_use): New enum, broken out of struct match.
7737 * sched-int.h (enum post_call_group): New enum, broken out of
7739 (struct deps_reg): Break out of struct deps.
7740 * target.h (struct asm_int_op): Break out of struct gcc_target.
7741 * tree-eh.c (struct goto_queue_node): Break out of struct
7743 * tree-inline.h (enum copy_body_cge_which): Break out of
7745 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7747 * c-decl.c (in_struct, struct_types): New static variables.
7748 (pushtag): Add loc parameter. Change all callers.
7749 (lookup_tag): Add ploc parameter. Change all callers.
7750 (check_compound_literal_type): New function.
7751 (parser_xref_tag): Add loc parameter. Change all callers. If
7752 -Wc++-compat, warn about struct/union/enum types defined within a
7754 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7755 and loc parameters. Change all callers. Change error calls to
7756 error_at, using loc. For a redefinition, if the location of the
7757 original definition is known, report it. Set in_struct and
7758 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7759 (finish_struct): Add new parameters enclosing_in_struct and
7760 enclosing_struct_types. Change all callers. Set
7761 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7762 in the struct. If in a struct, add this struct to struct_types.
7763 (start_enum): Add loc parameter. Change all callers. Use
7764 error_at for errors, using loc. For a redefinition, if the
7765 location of the original definition is known, report it. If in a
7766 struct, add this enum type to struct_types. If -Wc++-compat warn
7767 if in sizeof, typeof, or alignof.
7768 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7769 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7770 (c_parser_enum_specifier): Get enum location for start_enum.
7771 (c_parser_struct_or_union_specifier): Get struct location for
7772 start_struct. Save in_struct and struct_types status between
7773 start_struct and finish_struct.
7774 (c_parser_cast_expression): Get location of cast.
7775 (c_parser_alignof_expression): Get location of type.
7776 (c_parser_postfix_expression): Likewise.
7777 (c_parser_postfix_expression_after_paren_type): Add type_loc
7778 parameter. Change all callers. Call check_compound_literal_type.
7779 Use type_loc for error about variable size type.
7780 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7781 of an enum constant from an enum type defined in a struct or union.
7782 (c_cast_expr): Add loc parameter. Change all callers. If
7783 -Wc++-compat, warn about defining a type in a cast.
7784 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7785 (start_enum, start_struct, finish_struct): Update declarations.
7786 (parser_xref_tag, c_cast_expr): Update declarations.
7787 (check_compound_literal_type): Declare.
7789 2009-05-11 Ben Elliston <bje@au.ibm.com>
7791 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7792 for recent libcpp interface change.
7793 (rs6000_macro_to_expand): Likewise.
7795 2009-05-10 Michael Matz <matz@suse.de>
7798 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7799 not at entry of function.
7801 2009-05-10 Richard Guenther <rguenther@suse.de>
7803 PR tree-optimization/40081
7805 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7806 using the main variant of the element type. Do not fiddle with
7807 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7809 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7810 structs with volatile fields.
7812 2009-05-10 Jan Hubicka <jh@suse.cz>
7814 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7815 (estimate_move_cost): Assert that it does not get called for
7817 (estimate_num_insns): Skip VOID types in argument handling.
7818 (optimize_inline_calls): Delete unreachable blocks and verify that
7821 2009-05-10 Jan Hubicka <jh@suse.cz>
7823 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7824 * cgraph.c (cgraph_mark_address_taken_node): New function.
7825 (dump_cgraph_node): Dump new flag.
7826 * cgraph.h (struct cgraph_node): Add address_taken.
7827 (cgraph_mark_address_taken_node): New function.
7828 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7829 since new direct calls can be born.
7831 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7833 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7836 2009-05-10 Jan Hubicka <jh@suse.cz>
7839 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7841 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7842 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7843 * tree-inline.c (copy_bb): Set frequency correctly.
7844 (fold_marked_statements): Update call to
7845 cgraph_update_edges_for_call_stmt.
7847 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7849 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7850 identifiers in diagnostics.
7851 * config/arm/arm.c (arm_handle_fndecl_attribute,
7852 arm_handle_isr_attribute): Likewise.
7853 * config/avr/avr.c (avr_handle_progmem_attribute,
7854 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7855 * config/bfin/bfin.c (handle_int_attribute,
7856 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7857 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7858 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7860 * config/darwin.c (darwin_handle_kext_attribute,
7861 darwin_handle_weak_import_attribute): Likewise.
7862 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7863 h8300_handle_eightbit_data_attribute,
7864 h8300_handle_tiny_data_attribute): Likewise.
7865 * config/i386/i386.c (ix86_handle_cconv_attribute,
7866 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7867 * config/i386/winnt.c (ix86_handle_shared_attribute,
7868 ix86_handle_selectany_attribute): Likewise.
7869 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7870 * config/m32c/m32c.c (function_vector_handler): Likewise.
7871 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7872 m68hc11_handle_fntype_attribute): Likewise.
7873 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7874 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7875 * config/mips/mips.c (mips_insert_attributes,
7876 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7877 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7878 rs6000_handle_struct_attribute): Likewise.
7879 * config/sh/sh.c (sh_insert_attributes,
7880 sh_handle_resbank_handler_attribute,
7881 sh_handle_interrupt_handler_attribute,
7882 sh2a_handle_function_vector_handler_attribute,
7883 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7885 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7886 * config/spu/spu.c (spu_handle_fndecl_attribute,
7887 spu_handle_vector_attribute): Likewise.
7888 * config/stormy16/stormy16.c
7889 (xstormy16_handle_interrupt_attribute): Likewise.
7890 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7891 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7893 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7895 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7896 (pp_translate_identifiers): New.
7897 (pp_identifier): Only conditionally translate identifier to locale
7899 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7900 (pp_base_tree_identifier): Only conditionally translate identifier
7901 to locale character set.
7902 * c-pretty-print.c (M_): Define.
7903 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7904 fragments for conditional translation with M_.
7905 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7906 identifier translation.
7908 2009-05-10 Richard Guenther <rguenther@suse.de>
7910 PR tree-optimization/40081
7911 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7912 using the main variant of the element type. Do not fiddle with
7913 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7915 2009-05-09 Jan Hubicka <jh@suse.cz>
7918 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7919 indirect calls; verify cgraph afterwards.
7921 2009-05-09 Jan Hubicka <jh@suse.cz>
7924 * ipa.c (update_inlined_to_pointer): New function.
7925 (cgraph_remove_unreachable_nodes): Use it.
7927 2009-05-09 Jan Hubicka <jh@suse.cz>
7929 * tree-eh.c (struct leh_state): Remove prev_try.
7930 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7932 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7933 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7934 remove_eh_handler_and_replace, foreach_reachable_handler,
7935 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7936 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7937 (gen_eh_region_cleanup): Update prototype.
7939 2009-05-09 Jan Hubicka <jh@suse.cz>
7942 * except.c (copy_eh_region): Always set prev_try.
7943 (redirect_eh_edge_to_label): Find outer try.
7944 (foreach_reachable_handler): When looking for prev try
7945 handle case where previous try is not going to be taken.
7947 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7949 PR tree-optimization/40049
7950 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7951 only vector/vector shifts, convert the type of the constant to the
7952 appropriate type to avoid building incorrect trees, which
7953 eventually have problems with garbage collection.
7955 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7957 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7958 -1 for complex floating-point types if honoring signed zeros.
7960 2009-05-08 Jan Hubicka <jh@suse.cz>
7962 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7963 argument; handle correctly when profile is absent.
7964 (build_cgraph_edges): Update.
7965 (rebuild_cgraph_edges): Update.
7966 * cgraph.c: Do not include varray.h.
7967 (cgraph_set_call_stmt_including_clones): New function.
7968 (cgraph_create_edge_including_clones): Likewise
7969 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7970 (cgraph_update_edges_for_call_stmt): Handle clones.
7971 (cgraph_remove_node): Handle clone tree.
7972 (cgraph_remove_node_and_inline_clones): New function.
7973 (dump_cgraph_node): Dump clone tree.
7974 (cgraph_clone_node): Handle clone tree.
7975 (clone_function_name): Bring here from tree-inline.c.
7976 (cgraph_create_virtual_clone): New function.
7977 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7978 (cgraph_clone_info): New function.
7979 (strut cgraph_node): Add clone_info and new clone tree pointers.
7980 (cgraph_remove_node_and_inline_clones,
7981 cgraph_set_call_stmt_including_clones,
7982 cgraph_create_edge_including_clones,
7983 cgraph_create_virtual_clone): Declare.
7984 (cgraph_function_versioning): Use VEC argument.
7985 (compute_call_stmt_bb_frequency): Update prototype.
7986 (cgraph_materialize_all_clones): New function.
7987 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7988 (ipcp_create_replace_map): Update to VECtors.
7989 (ipcp_update_callgraph): Use virtual clones.
7990 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7991 (ipcp_update_profiling): Do not update local profiling.
7992 (ipcp_insert_stage): Use VECtors and virtual clones.
7993 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7994 (clone_of_p): New function.
7995 (cgraph_preserve_function_body_p): Use clone tree.
7996 (cgraph_optimize): Materialize clones.
7997 (cgraph_function_versioning): Update for VECtors.
7998 (save_inline_function_body): Use clone tree.
7999 (cgraph_materialize_clone): New function.
8000 (cgraph_materialize_all_clones): Likewise.
8001 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8002 * ipa.c: Include gimple.h.
8003 (cgraph_remove_unreachable_nodes): Use clone tree.
8004 * ipa-prop.c (ipa_note_param_call): Update call to
8005 compute_call_stmt_bb_frequencycall.
8006 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8007 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8008 (copy_bb): Handle updating of clone tree; add new edge when new call
8010 (expand_call_inline): Be strict about every call having edge.
8011 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8012 (delete_unreachable_blocks_update_callgraph): New function.
8013 (tree_function_versioning): Use VECtors; always remove unreachable
8014 blocks and fold conditionals.
8015 * tree-inline.h: Do not include varray.h.
8016 (tree_function_versioning): Remove.
8017 * Makefile.in (GTFILES): Remove tree-inline.c
8018 * passes.c (do_per_function): Do only functions having body.
8019 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8022 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8023 Andrew Morrow <acm@google.com>
8026 * c-common.c (c_common_attribute_table): Permit deprecated
8027 attribute to take an optional argument.
8028 (handle_deprecated_attribute): If the optional argument to
8029 __attribute__((deprecated)) is not a string ignore the attribute
8032 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8033 * c-typeck.c (build_component_ref): Likewise.
8034 (build_external_ref): Likewise.
8036 * toplev.c (warn_deprecated_use): Add an attribute argument.
8037 Emit the message associated with __attribute__((deprecated)).
8039 * toplev.h (warn_deprecated_use): Updated.
8041 * doc/extend.texi: Document new optional parameter to
8042 __attribute__((deprecated))
8044 2009-05-08 Michael Eager <eager@eagercon.com>
8046 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8047 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8049 2009-05-08 Richard Guenther <rguenther@suse.de>
8051 PR tree-optimization/40062
8052 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8053 Avoid exponential behavior.
8055 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8057 PR rtl-optimization/33928
8059 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8060 process_uses, build_single_def_use_links): New.
8061 (update_df): Update use_def_ref.
8062 (forward_propagate_into): Use get_def_for_use instead of use-def
8064 (fwprop_init): Call build_single_def_use_links and let it initialize
8066 (fwprop_done): Free use_def_ref.
8067 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8068 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8069 df_rd_simulate_one_insn): New.
8070 (df_rd_bb_local_compute_process_def): Update head comment.
8071 (df_chain_create_bb): Use the new RD simulation functions.
8072 * df.h (df_rd_simulate_artificial_defs_at_top,
8073 df_rd_simulate_one_insn): New.
8074 * opts.c (decode_options): Enable fwprop at -O1.
8075 * doc/invoke.texi (-fforward-propagate): Document this.
8077 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8080 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8081 and one complex operand specially.
8082 * tree-complex.c (some_nonzerop): Do not identify a real value as
8083 zero if flag_signed_zeros.
8085 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8087 PR rtl-optimization/33928
8088 * loop-invariant.c (record_use): Fix && vs. || mishap.
8090 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8092 PR rtl-optimization/33928
8093 * loop-invariant.c (struct use): Add addr_use_p.
8094 (struct def): Add n_addr_uses.
8095 (struct invariant): Add cheap_address.
8096 (create_new_invariant): Set cheap_address.
8097 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8098 (record_uses): Pass df_ref to record_use.
8099 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8102 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8104 * config/sh/sh.c: Do not include c-pragma.h.
8106 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8108 * config/spu/spu.c: Remove include of c-common.h.
8110 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8113 * c-common.h (mark_valid_location_for_stdc_pragma,
8114 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8115 clear_float_const_decimal64, float_const_decimal64_p): New.
8116 * c.opt (Wunsuffixed-float-constants): New.
8117 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8118 unsuffixed float constant, handle new warning.
8119 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8120 * c-decl.c (c_scope): New flag float_const_decimal64.
8121 (set_float_const_decimal64, clear_float_const_decimal64,
8122 float_const_decimal64_p): New.
8123 (push_scope): Set new flag.
8124 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8125 to use STDC pragmas.
8126 (c_parser_external_declaration): Ditto.
8127 (c_parser_compound_statement_nostart): Ditto.
8128 * c-pragma.c (valid_location_for_stdc_pragma,
8129 mark_valid_location_for_stdc_pragma,
8130 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8131 handle_pragma_float_const_decimal64): New.
8132 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8133 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8134 set_float_const_decimal64, clear_float_const_decimal64,
8135 float_const_decimal64_p): New dummy functions.
8136 * doc/extend.texi (Decimal Float): Remove statement that the
8137 pragma, and suffix for double constants, are not supported.
8138 * doc/invoke.texi (Warning Options): List new option.
8139 (-Wunsuffixed-float-constants): New.
8141 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8143 * config/i386/i386.c: Do not include c-common.h.
8145 2009-05-07 Mark Heffernan <meheff@google.com>
8147 * doc/invoke.texi (Debugging Options): Document change of debugging
8149 * opts.c (decode_options): Make dump_base_name relative to
8150 aux_base_name directory.
8152 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8154 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8155 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8157 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8159 * Makefile.in (install-plugin): Simplify a bit.
8161 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8163 * Makefile.in (OBJS-common): Add regcprop.o.
8165 * timevar.def (TV_CPROP_REGISTERS): New.
8166 * regrename.c (regrename_optimize): Return 0.
8167 (rest_of_handle_regrename): Delete.
8168 (pass_rename_registers): Point to regrename_optimize.
8169 (struct value_data_entry, struct value_data,
8170 kill_value_one_regno, kill_value_regno, kill_value,
8171 set_value_regno, init_value_data, kill_clobbered_value,
8172 kill_set_value, kill_autoinc_value, copy_value,
8173 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8174 replace_oldest_value_reg, replace_oldest_value_addr,
8175 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8176 debug_value_data, validate_value_data): Move...
8177 * regcprop.c: ... here.
8178 (rest_of_handle_cprop): Delete.
8179 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8181 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8184 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8185 GEN_INT for 1 << bitnum.
8186 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8189 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8191 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8192 Remove wrong description of "nand" operation.
8194 2009-05-06 Richard Guenther <rguenther@suse.de>
8195 Adam Nemet <anemet@caviumnetworks.com>
8197 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8198 comment. Add that if LHS is not a gimple register, then RHS1 has
8199 to be a single object (GIMPLE_SINGLE_RHS).
8201 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8203 * expr.c (get_def_for_expr): Move it up in the file.
8204 (store_field): When expanding a bit-field store, look at the
8205 defining gimple stmt for the masking conversion.
8207 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8210 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8211 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8212 32-bit memcpy into long.
8214 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8216 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8217 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8219 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8220 instead of appending DW_OP_deref*.
8222 2009-05-06 Michael Matz <matz@suse.de>
8225 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8226 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8228 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8230 * Makefile.in (install-plugin): Fix srcdir handling.
8232 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8234 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8235 when processing for not_regs_needed bitmap.
8236 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8237 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8238 handling it for rhs.
8240 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8242 * config/i386/i386.md (unnamed inc/dec peephole): Use
8243 optimize_insn_for_size_p instead of optimize_size.
8244 * config/i386/predicates.md (incdec_operand): Likewise.
8245 (aligned_operand): Likewise.
8246 * config/i386/sse.md (divv8sf3): Likewise.
8247 (sqrtv8sf2): Likewise.
8249 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8251 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8253 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8255 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8257 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8258 ssemodesuffixf2c with avxmodesuffixf2c.
8260 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8263 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8265 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8267 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8268 (struct tree_base): Adjust spacing for 8 bit boundaries.
8269 (struct tree_decl_common): Add decl_by_reference_flag bit.
8270 (DECL_BY_REFERENCE): Adjust.
8271 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8272 print DECL_BY_REFERENCE bit.
8273 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8274 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8275 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8276 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8280 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8281 range of the type, but default label is missing, add it with one
8282 of the existing labels instead of adding a new label for it.
8284 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8288 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8290 * Makefile.in (enable_plugin, plugin_includedir): New.
8291 (install): Depend on install-plugin.
8292 (PLUGIN_HEADERS): New.
8293 (install-plugin): New.
8294 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8296 2009-05-05 Richard Guenther <rguenther@suse.de>
8298 PR tree-optimization/40022
8299 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8301 (phivn_valid_p): Fix tuplification error, simplify.
8302 (phiprop_insert_phi): Add dumps.
8303 (propagate_with_phi): Simplify.
8305 2009-05-05 Richard Guenther <rguenther@suse.de>
8308 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8310 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8312 * tree.h (strip_float_extensions): Remove duplicate declaration.
8313 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8314 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8315 block_ultimate_origin): Rearrange the declarations line to match the
8316 comment that indicates the .c file which the functions are defined.
8317 (dwarf2out_*, set_decl_rtl): Add comment.
8318 (get_base_address): Adjust comment.
8319 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8320 declarations line and add comment.
8321 (is_builtin_name): Add blank after function name, for clarity.
8323 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8325 * attribs.c (decl_attributes): Use %qE for identifiers in
8327 * cgraphunit.c (verify_cgraph_node): Translate function names to
8328 locale character set in diagnostics.
8329 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8331 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8332 Document that functions are named in UTF-8.
8333 * expr.c (expand_expr_real_1): Translate function names to locale
8334 character set in diagnostics.
8335 * gimplify.c (omp_notice_variable, omp_is_private,
8336 gimplify_scan_omp_clauses): Use %qE for identifiers in
8338 * langhooks.c (lhd_print_error_function): Translate function names
8339 to locale character set.
8340 * langhooks.h (decl_printable_name): Document that return value is
8341 in internal character set.
8342 * stmt.c: Include pretty-print.h
8343 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8345 (resolve_operand_name_1): Translate named operand name to locale
8347 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8349 * toplev.c (announce_function): Translate function names to locale
8351 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8352 (default_tree_printer): Use pp_identifier or translate identifiers
8353 to locale character set. Mark "<anonymous>" for translation.
8354 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8355 for identifiers in diagnostics.
8356 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8358 * varasm.c (output_constructor): Use %qE for identifiers in
8361 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8363 * configure.ac: use ` ` instead of $()
8364 * configure: Regenerate.
8366 2009-05-05 Ben Elliston <bje@au.ibm.com>
8368 * config/pa/linux-atomic.c: Eliminate conditional include of
8369 errno.h on non-LP64 systems to simplify build requirements.
8371 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8373 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8375 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8376 and pass value to identifier_to_locale.
8377 (warn_variable_length_array): Make name a tree.
8378 (grokdeclarator): Separate diagnostic texts for named and unnamed
8379 declarators. Use %qE for named declarators.
8380 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8382 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8383 identifiers in diagnostics.
8384 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8385 identifier_to_locale. Mark "anonymous" strings for translation.
8387 2009-05-04 Michael Eager <eager@eagercon.com>
8389 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8390 address for DImode/DFmode only if double-precision FP regs.
8392 2009-05-04 Michael Eager <eager@eagercon.com>
8394 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8395 TARGET_SINGLE_FLOAT check.
8397 2009-05-04 Michael Eager <eager@eagercon.com>
8399 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8401 2009-05-04 Michael Eager <eager@eagercon.com>
8403 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8404 * config/rs6000/t-xilinx: New
8406 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8408 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8409 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8410 * gcc/explow.c (memory_address): Use target hook.
8411 * gcc/targhooks.c (default_legitimize_address): New.
8412 * gcc/targhooks.h (default_legitimize_address): New.
8413 * gcc/target.h (legitimize_address): New.
8414 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8415 (TARGET_INITIALIZER): Include it.
8416 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8418 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8419 * config/bfin/bfin.c (legitimize_address): Remove.
8420 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8421 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8423 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8424 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8426 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8427 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8428 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8429 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8430 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8431 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8432 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8433 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8434 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8435 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8436 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8437 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8438 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8439 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8440 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8441 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8442 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8443 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8444 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8445 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8446 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8447 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8448 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8450 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8451 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8452 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8453 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8454 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8455 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8456 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8457 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8458 (thumb_legitimize_address): Delete.
8459 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8460 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8461 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8462 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8463 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8464 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8466 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8469 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8470 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8471 * config/m32r/m32r.c (m32r_legitimize_address): New.
8472 * config/m68k/m68k.c (m68k_legitimize_address): New.
8473 * config/score/score.c (score_legitimize_address): Standardize.
8474 * config/score/score3.c (score3_legitimize_address): Standardize.
8475 * config/score/score3.h (score3_legitimize_address): Adjust.
8476 * config/score/score7.c (score7_legitimize_address): Standardize.
8477 * config/score/score7.h (score7_legitimize_address): Adjust.
8478 * config/sh/sh.c (sh_legitimize_address): New.
8479 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8481 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8482 (s390_legitimize_address): ... this.
8483 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8484 (sparc_legitimize_address): ... this.
8485 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8486 (ix86_legitimize_address): ... this.
8487 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8488 (avr_legitimize_address): ... this.
8489 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8490 (mn10300_legitimize_address): ... this.
8491 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8492 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8493 (alpha_expand_mov): Adjust call.
8495 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8496 * config/spu/spu.c (spu_legitimize_address): Likewise.
8497 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8498 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8500 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8502 * intl.c (locale_encoding, locale_utf8): New.
8503 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8504 * intl.h (locale_encoding, locale_utf8): Declare.
8505 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8506 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8508 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8510 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8511 (pp_base_tree_identifier): Declare as function.
8512 (identifier_to_locale): Declare.
8513 * Makefile.in (pretty-print.o): Update dependencies.
8514 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8516 2009-05-04 Richard Guenther <rguenther@suse.de>
8519 * builtins.c (fold_builtin_memory_op): Do not decay to element
8520 type if the size matches the whole array.
8522 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8524 * expmed.c (synth_mult): When trying out a shift, pass the result
8527 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8529 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8530 (shiftsub1_cost): New.
8531 (init_expmed): Compute shiftsub1_cost.
8532 (synth_mult): Optimize multiplications by constants of the form
8533 -(2^^m-1) for some constant positive integer m.
8535 2009-05-03 Richard Guenther <rguenther@suse.de>
8538 * c-typeck.c (array_to_pointer_conversion): Do not built
8539 ADDR_EXPRs of arrays of pointer-to-element type.
8540 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8541 up wrong ADDR_EXPRs after-the-fact.
8542 * c-common.c (strict_aliasing_warning): Strip pointer
8543 conversions for obtaining the original type.
8544 * builtins.c (fold_builtin_memset): Handle array types.
8545 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8548 2009-05-03 Richard Guenther <rguenther@suse.de>
8551 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8552 Do not lose casts from array types with unknown extent to array
8553 types with known extent.
8554 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8555 alias set compatibility.
8557 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8559 * flags.h (extra_warnings): Delete.
8560 * toplev.c (process_options): Handle Wuninitialized here.
8561 * opts.c (extra_warnings): Delete.
8562 (set_Wextra): Delete.
8563 (common_handle_option): -Wextra can be handled automatically.
8564 * c-opts.c (c_common_handle_option): Delete obsolete code.
8565 (c_common_post_options): Simplify comment.
8566 * common.opt (W): Add Var.
8568 (Wuninitialized): Initialize to -1.
8570 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8571 Richard Guenther <rguenther@suse.de>
8573 * expr.c (get_def_for_expr): New function.
8574 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8575 SSA rather than trees.
8576 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8577 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8579 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8581 * c-common.c (reswords): Add _Imaginary.
8582 * c-common.c (enum rid): Add RID_IMAGINARY.
8584 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8586 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8587 Patch by Richard Guenther.
8589 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8591 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8592 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8593 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8594 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8595 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8596 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8597 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8598 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8599 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8600 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8601 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8602 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8603 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8604 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8605 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8606 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8607 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8608 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8610 2009-05-02 Richard Guenther <rguenther@suse.de>
8612 PR tree-optimization/39940
8613 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8616 2009-05-02 Richard Guenther <rguenther@suse.de>
8619 * tree-ssa.c (execute_update_addresses_taken): Properly check
8620 if we can mark a variable DECL_GIMPLE_REG_P.
8621 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8622 back to the end of the function.
8623 (is_gimple_reg_type): Remove complex type special casing.
8624 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8627 2009-05-02 Ben Elliston <bje@au.ibm.com>
8629 * doc/collect2.texi (Collect2): Document search path behaviour
8630 when configured with --with-ld.
8632 2009-05-02 Jan Hubicka <jh@suse.cz>
8634 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8635 parameter; update callers.
8636 (coalesce_cost_edge): EH edges are costier because they needs
8637 splitting even if not critical and even more costier when there are
8638 multiple EH predecestors.
8640 2009-05-02 Jan Hubicka <jh@suse.cz>
8642 * except.c (remove_eh_handler_and_replace): Handle updating after
8643 removing TRY blocks.
8645 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8647 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8649 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8651 * varasm.c: Do not include c-pragma.h.
8652 * attribs.c: Do not incude c-common.h.
8654 2009-05-01 Michael Matz <matz@suse.de>
8656 * calls.c (initialize_argument_information): Handle SSA names like
8657 decls with a non MEM_P DECL_RTL.
8659 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8661 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8662 * ipa-utils.c: Likewise.
8663 * ipa-type-escape.c: Likewise.
8664 * cgraphunit.c Do not include c-common.h.
8665 * ipa-pure-const.c: Likewise.
8666 * tree-if-conv.c: Likewise.
8667 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8668 * ipa-struct-reorg.c: Likewise.
8669 * tree-nomudflap.c: Likewise.
8670 * tree-ssa-structalias.c: Likewise.
8672 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8674 * store-motion.c: Many cleanups to make this pass a first-class
8675 citizen instead of an appendix to gcse load motion. Add TODO list
8676 to make this pass faster/cleaner/better.
8678 (struct ls_expr): Post gcse.c-split cleanups.
8679 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8680 "stores" field to "avail_stores".
8681 (pre_ldst_mems): Rename to store_motion_mems.
8682 (pre_ldst_table): Rename to store_motion_mems_table.
8683 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8684 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8685 (ldst_entry): Rename to st_expr_entry, update users.
8686 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8687 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8688 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8690 (first_ls_expr): Rename to first_st_expr, update users.
8691 (next_ls_expr): Rename to next_st_expr, update users.
8692 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8693 fields properly for store motion instead of names inherited from load
8695 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8696 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8699 (ae_kill): Rename to st_kill, update users.
8700 (ae_gen): Rename to st_avloc, update users.
8701 (transp): Rename to st_transp, update users.
8702 (pre_insert_map): Rename to st_insert_map, update users.
8703 (pre_delete_map): Rename to st_delete_map, update users.
8704 (insert_store, build_store_vectors, free_store_memory,
8705 one_store_motion_pass): Update for abovementioned changes.
8707 (gcse_subst_count, gcse_create_count): Remove.
8708 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8709 and "n_stores_created", local variables.
8711 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8714 (regvec, compute_store_table_current_insn): Remove.
8715 (reg_set_info, reg_clear_last_set): Remove.
8716 (compute_store_table): Use DF caches instead of local dataflow
8719 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8721 * c-objc-common.c (c_tree_printer): Print identifiers with
8722 pp_identifier, not pp_string. Mark "({anonymous})" for
8724 * c-pretty-print.c (pp_c_ws_string): New.
8725 (pp_c_cv_qualifier, pp_c_type_specifier,
8726 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8727 pp_c_storage_class_specifier, pp_c_function_specifier,
8728 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8729 pp_c_primary_expression, pp_c_postfix_expression,
8730 pp_c_unary_expression, pp_c_shift_expression,
8731 pp_c_relational_expression, pp_c_equality_expression,
8732 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8733 use pp_string and pp_c_ws_string in place of pp_identifier and
8734 pp_c_identifier for non-identifiers. Mark English strings for
8736 * c-pretty-print.h (pp_c_ws_string): Declare.
8738 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8739 Roland McGrath <roland@redhat.com>
8741 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8742 (ENABLE_LD_BUILDID): New configuration option.
8743 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8744 (LINK_BUILDID_SPEC): New macro.
8745 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8747 * doc/install.texi: Document --enable-linker-build-id option.
8748 * configure: Rebuild.
8749 * config.in: Rebuild.
8751 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8753 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8754 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8755 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8756 MIPS_GP_SAVE_AREA_SIZE.
8757 * config/mips/mips.c (struct mips_frame_info): Update comment
8758 before arg_pointer_offset and hard_frame_pointer_offset.
8759 (mips_compute_frame_info): Update diagram before function: to
8760 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8761 indicate the position of frame_pointer_rtx with -fstack-protector and
8762 to show args_size. Don't allocate cprestore area for leaf functions
8763 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8765 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8767 2009-04-30 Michael Matz <matz@suse.de>
8769 PR tree-optimization/39955
8770 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8772 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8774 * ira.c (setup_cover_and_important_classes): Use safe macro
8775 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8777 * genpreds.c (write_tm_preds_h): Output suitable definition of
8778 REG_CLASS_FOR_CONSTRAINT.
8780 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8782 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8784 * bitmap.c (bitmap_descriptor): Likewise.
8785 * ggc-common.c (loc_descriptor): Likewise.
8786 * varray.c (varray_descriptor): Likewise.
8787 * vec.c (vec_descriptor): Likewise.
8789 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8791 * Makefile.in (dce.o): Add $(EXCEPT_H).
8792 * dce.c: Include except.h and delete redundant vector definitions.
8793 (deletable_insn_p): Return false for non-call insns that can throw
8796 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8798 * gcse.c (ae_gen): Remove.
8799 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8800 and make non-static function to make it available in store-motion.c.
8801 Update call sites with search-and-replace.
8802 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8803 extract_mentioned_regs, extract_mentioned_regs_helper,
8804 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8805 store_killed_in_insn, store_killed_after, store_killed_before,
8806 build_store_vectors, insert_insn_start_basic_block, insert-store,
8807 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8808 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8809 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8810 * store-motion.c: ...new file. Also copy data structures from gcse.c
8811 and clean up to remove parts not used by store motion.
8812 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8813 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8815 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8818 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8819 when optimizing for size.
8821 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8823 * gcse.c (gcse_constant_p): Fix typo in last change.
8825 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8827 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8829 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8831 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8833 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8835 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8836 CONST_HIGH_PART result.
8838 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8840 * config/avr/avr.c (initial_elimination_offset): Rename to
8841 avr_initial_elimination_offset.
8842 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8843 change return type to bool.
8844 (avr_can_eliminate): New function.
8845 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8846 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8847 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8848 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8849 avr_initial_elimination_offset.
8850 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8851 (avr_initial_elimination_offset): Define.
8853 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8854 Steven Bosscher <steven@gcc.gnu.org>
8856 PR rtl-optimization/39938
8857 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8858 * cfgrtl.c: Include insn-attr.h.
8859 (rest_of_pass_free_cfg): New function.
8860 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8861 * resource.c (init_resource_info): Remove call to df_analyze.
8863 2009-04-29 Richard Guenther <rguenther@suse.de>
8866 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8867 allow conversion to signed integers.
8869 2009-04-29 Richard Guenther <rguenther@suse.de>
8871 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8872 shifts of floating point vectors if the shift amount is
8873 a constant multiple of the element size.
8875 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8876 Michael Matz <matz@suse.de>
8880 * tree-outof-ssa.c (emit_partition_copy): New function.
8881 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8882 insert_part_to_rtx_on_edge): Perform the partition base var
8883 copy using emit_partition_copy.
8884 (insert_value_copy_on_edge): Convert constants to the right mode.
8885 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8886 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8888 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8890 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8891 scan backwards to try to find a constant to initialize it.
8893 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8894 insn before the loop_end instruction, don't look past labels.
8896 2009-04-29 Richard Guenther <rguenther@suse.de>
8899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8900 loose type conversions.
8901 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8902 stmts only if there are no uses of its definition.
8904 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8906 * config/bfin/bfin.h (splitting_loops): Declare.
8907 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8908 Reorder bit definitions to be ascending.
8909 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8910 * config/bfin/bfin.c (splitting_loops): New variable.
8911 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8912 (struct loop_info): Remove members INIT and LOOP_INIT.
8913 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8914 the LSETUP sequence. Allow LC to be loaded from any register, but
8915 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8916 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8918 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8919 of reload_completed.
8922 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8924 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8926 * Makefile.in (PLUGIN_VERSION_H): New.
8927 (OBJS-common): Remove plugin-version.o.
8928 (plugin.o): Depend on (PLUGIN_VERSION_H).
8929 (plugin-version.o): Remove.
8930 * configure: Regenerate
8931 * configure.ac: Create plugin-version.h.
8932 * gcc-plugin.h (plugin_gcc_version): Remove.
8933 (plugin_default_version_check): Change signature.
8934 * plugin-version.c: Remove.
8935 * plugin.c: Include plugin-version.h.
8936 (str_plugin_gcc_version_name): Remove.
8937 (try_init_one_plugin): Pass gcc version to plugin_init.
8938 (plugin_default_version_check): Both gcc and plugin versions are now
8941 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8943 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8944 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8945 Remove special case testing for last insn of inner loops. Don't fail
8946 if the loop ends with a jump, emit an extra nop instead.
8948 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8949 DREGS rather than comparing directly. Remove code that tries to
8950 account for latencies.
8952 2009-04-29 Richard Guenther <rguenther@suse.de>
8954 PR tree-optimization/39941
8955 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8956 eliminating an indirect call.
8958 2009-04-29 Richard Guenther <rguenther@suse.de>
8960 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8961 parameter. Allow invariants as base if !require_lvalue.
8962 (verify_gimple_assign_single): Adjust.
8964 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8966 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8967 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8968 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8969 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8970 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8972 * config/bfin/bfin.c (bfin_expand_builtin,
8973 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8975 2009-04-28 Richard Guenther <rguenther@suse.de>
8977 * tree-vect-loop.c (get_initial_def_for_induction): Use
8978 correct types for pointer increment.
8980 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8982 * toplev.c (print_version): Update GMP version string calculation.
8984 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8986 PR rtl-optimization/39938
8987 * resource.c (init_resource_info): Add call to df_analyze.
8989 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8991 * config/alpha/alpha.md (usegp): Cast the result of
8992 alpha_find_lo_sum_using_gp to enum attr_usegp.
8993 * config/alpha/alpha.c (override_options): Remove end-of-structure
8994 marker element from cpu_table. Use array size of cpu_table to handle
8995 -mcpu and -mtune options.
8996 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8998 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9000 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9001 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9002 tune_32 and tune_64.
9003 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9005 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9006 * config/rs6000/option-defaults.h: ... here. New file.
9007 (OPT_64, OPT_32): Define.
9008 (MASK_64BIT): Define to 0 if not already defined.
9009 (OPT_ARCH64, OPT_ARCH32): Define.
9010 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9013 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9015 * config/arm/arm.c (arm_override_options): Emit error on using
9018 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9020 PR rtl-optimization/39914
9021 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9022 registers for allocnos created from user-defined variables only
9023 when not optimizing.
9025 2009-04-28 Richard Guenther <rguenther@suse.de>
9028 * fold-const.c (fold_binary): Use distribute_real_division only
9031 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9033 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9034 add hpux-stdint.h to tm_file.
9035 (hppa[12]*-*-hpux11*): Ditto.
9036 (ia64*-*-hpux*): Ditto.
9037 * config/hpux-stdint.h: New.
9038 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9039 __STDC_EXT__ for all compiles.
9040 * config/pa/pa-hpux.h: Ditto.
9041 * config/pa/pa-hpux10.h: Ditto.
9042 * config/pa/pa-hpux11.h: Ditto.
9044 2009-04-28 Catherine Moore <clm@codesourcery.com>
9046 * debug.h (set_name): Add comment.
9048 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9051 * config/darwin.c (machopic_gen_offset): Check
9052 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9053 * config/arm/arm.c (require_pic_register): Likewise.
9055 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9057 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9058 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9059 m32c_promote_prototypes): Delete.
9061 2009-04-28 Michael Matz <matz@suse.de>
9064 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9067 2009-04-28 Richard Guenther <rguenther@suse.de>
9069 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9071 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9073 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9074 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9075 * config/arm/arm-tune.md: Regenerate.
9077 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9079 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9080 block if there are complex incoming edges.
9081 (sel_merge_blocks): Remove useless assert.
9082 (sel_redirect_edge_and_branch): Check that edge was redirected.
9083 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9084 (sel_find_rgns): Delete declaration.
9085 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9086 the region when it is not a preheader.
9088 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9091 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9093 2009-04-28 Richard Guenther <rguenther@suse.de>
9095 * tree.h (SSA_NAME_VALUE): Remove.
9096 (struct tree_ssa_name): Remove value_handle member.
9097 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9098 array for jump threading.
9099 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9101 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9102 * tree-flow.h (threadedge_initialize_values): Declare.
9103 (threadedge_finalize_values): Likewise.
9104 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9105 (SSA_NAME_VALUE): Define.
9106 (threadedge_initialize_values): New function.
9107 (threadedge_finalize_values): Likewise.
9108 * tree-ssa-dom.c (ssa_name_values): New global variable.
9109 (SSA_NAME_VALUE): Define.
9110 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9112 2009-04-28 Ira Rosen <irar@il.ibm.com>
9114 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9115 Use REPORT_VECTORIZED_LOCATIONS instead
9116 REPORT_VECTORIZED_LOOPS.
9117 * tree-vectorizer.c (vect_verbosity_level): Make static.
9118 (vect_loop_location): Rename to vect_location.
9119 (vect_set_verbosity_level): Update comment.
9120 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9122 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9123 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9124 instead REPORT_UNVECTORIZED_LOOPS.
9125 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9126 and vect_loop_def to vect_external_def and vect_internal_def.
9127 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9128 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9129 REPORT_UNVECTORIZED_LOCATIONS.
9130 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9131 and vect_used_in_loop and to vect_unused_in_scope and
9133 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9134 (vect_verbosity_level): Remove declaration.
9135 (vect_analyze_operations): Likewise.
9136 (vect_analyze_stmt): Declare.
9137 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9138 REPORT_UNVECTORIZED_LOCATIONS.
9139 (vect_get_loop_niters): Fix indentation.
9140 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9141 (vect_analyze_loop_operations): New function.
9142 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9143 vect_analyze_operations.
9144 (vect_is_simple_reduction): Use new names.
9145 (vectorizable_live_operation, vect_transform_loop): Likewise.
9146 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9147 to specify whether the data references can be a part of interleaving
9149 (vect_analyze_data_ref_dependence): Use new names.
9150 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9151 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9152 * tree-vect-patterns.c (widened_name_p): Use new names.
9153 (vect_recog_dot_prod_pattern): Likewise.
9154 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9155 (process_use, vect_mark_stmts_to_be_vectorized,
9156 vect_model_simple_cost, vect_model_store_cost,
9157 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9158 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9159 vectorizable_operation, vectorizable_type_demotion,
9160 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9161 vectorizable_condition): Likewise.
9162 (vect_analyze_operations): Split into vect_analyze_loop_operations
9164 (vect_analyze_stmt): ... new function.
9165 (new_stmt_vec_info): Use new names.
9166 (vect_is_simple_use): Use new names and fix comment.
9167 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9168 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9170 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9173 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9174 and integer modes for x87 operands. Do not ICE for unsupported size,
9175 generate error instead. Generate error for unsupported operand types.
9176 ['z']: Do not handle HImode memory operands specially. Warning
9177 for floating-point operands. Fallthru to 'Z' for unsupported operand
9178 types. Do not ICE for unsupported size, generate error instead.
9179 (output_387_binary_op): Use %Z to output operands.
9180 (output_fp_compare): Ditto.
9181 (output_387_reg_move): Ditto.
9183 2009-04-28 Ben Elliston <bje@au.ibm.com>
9188 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9190 * builtins.c (c_strlen): Do not warn here.
9191 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9192 * c-common.c (pointer_int_sum): Take an explicit location.
9193 Warn about offsets out of bounds.
9194 * c-common.h (pointer_int_sum): Adjust declaration.
9196 2009-04-27 Ian Lance Taylor <iant@google.com>
9198 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9200 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9201 * df-core.c (df_set_flags): Change return type to int. Change
9202 type of old_flags to int.
9203 (df_clear_flags): Likewise.
9204 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9205 (df_get_conditional_uses): Likewise.
9206 * df.h (df_set_flags, df_clear_flags): Update declarations.
9207 * dwarf2out.c (struct indirect_string_node): Change type of form
9208 field to enum dwarf_form.
9209 (AT_string_form): Change return type to enum dwarf_form.
9210 * fixed-value.c (fixed_compare): Add cast to enum type.
9211 * fwprop.c (update_df): Change 0 to VOIDmode.
9212 * gensupport.c: Change 0 to UNKNOWN.
9213 * gimple.h (gimple_cond_code): Add cast to enum type.
9214 * haifa-sched.c (reemit_notes): Add cast to enum type.
9215 * hooks.c (hook_int_void_no_regs): Remove function.
9216 * hooks.h (hook_int_void_no_regs): Remove declaration.
9217 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9218 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9219 * real.c (real_arithmetic): Add cast to enum type.
9220 (real_compare): Likewise.
9221 * target.h (struct gcc_target): Change return type of
9222 branch_target_register_class to enum reg_class.
9223 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9224 default_branch_target_register_class.
9225 * targhooks.c (default_branch_target_register_class): New function.
9226 * targhooks.h (default_branch_target_register_class): Declare.
9227 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9228 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9230 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9232 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9233 vect_uninitialized_def. Change 0 to ERROR_MARK.
9234 * tree-vect-stmts.c (supportable_widening_operation): Don't
9235 initialize icode1 and icode2.
9236 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9237 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9239 (cmn_err_flag_specs): Change 0 to STD_C89.
9240 (cmn_err_char_table): Likewise.
9241 * config/arm/arm.c (get_arm_condition_code): Change type of code
9242 to enum arm_cond_code.
9243 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9244 (IWMMXT_BUILTIN2): Likewise.
9245 (neon_builtin_type_bits): Don't define typedef.
9246 (neon_builtin_datum): Change type of bits field to int.
9247 (arm_expand_neon_args): Add cast to enum type.
9248 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9250 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9252 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9254 * config/mips/mips.md (jal_macro): Return enum constant.
9255 (single_insn): Likewise.
9256 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9258 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9260 * config/s390/s390.c (s390_tune_flags): Change type to int.
9261 (s390_arch_flags): Likewise.
9262 (s390_handle_arch_option): Change flags field of struct pta to int.
9263 * config/s390/s390.h (s390_tune_flags): Update declaration.
9264 (s390_arch_flags): Likewise.
9265 * config/sh/sh.c (prepare_move_operands): Compare
9266 tls_symbolic_operand result with enum constant.
9267 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9268 (sh_expand_prologue): Add cast to enum type.
9269 (sh_expand_epilogue): Likewise.
9270 (tls_symbolic_operand): Change return type to enum tls_model.
9271 (fpscr_set_from_mem): Add cast to enum type.
9272 (legitimize_pic_address): Compare tls_symbolic_operand result with
9274 (sh_target_reg_class): Change return type to enum reg_class.
9275 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9277 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9278 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9279 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9280 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9281 (delayed_branch, tls_call_delay): Likewise.
9282 (eligible_for_sibcall_delay): Likewise.
9283 (eligible_for_return_delay): Likewise.
9284 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9285 (spu_expand_builtin_1): Likewise.
9287 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9288 for all types of conversions.
9289 (output_init_element): Issue -Wc++-compat warning if needed when
9290 initializing a bitfield with enum type.
9291 * c-parser.c (c_parser_expression): Set original_type to
9292 original_type of right hand operand of comman operator.
9294 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9296 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9298 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9299 * doc/cpp.texi (Standard Predefined Macros)
9300 (Implementation-defined behavior): Likewise.
9301 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9302 * doc/gimple.texi (GIMPLE Exception Handling)
9303 (@code{GIMPLE_ASSIGN}): Likewise.
9304 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9305 * doc/invoke.texi (Warning Options, Optimize Options)
9306 (AVR Options, Darwin Options): Likewise.
9307 (Optimize Options): Reformulate -fwhole-program description.
9308 * doc/loop.texi (Lambda): Likewise.
9309 * doc/md.texi (Output Template, Define Constraints)
9310 (Standard Names, Insn Splitting): Likewise.
9311 * doc/options.texi (Option properties): Likewise.
9312 * doc/passes.texi (Tree-SSA passes): Likewise.
9313 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9314 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9315 (File Names and DBX): Likewise.
9316 * doc/trouble.texi (Incompatibilities): Likewise.
9318 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9320 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9321 instruction is correct.
9323 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9325 Allow non-constant arguments to conversion intrinsics.
9326 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9327 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9328 * spu.c (print_operand): Handle 'v' and 'w'.
9329 (exp2_immediate_p, spu_gen_exp2): Define.
9330 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9331 spu_convtf_1): Update parameter descriptions.
9332 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9333 * constraints.md ('v', 'w'): New.
9334 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9336 (i2f, I2F): New define_mode_attr.
9337 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9338 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9339 fixuns_truncv4sfv4si2): Update to use mode attribute.
9340 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9341 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9342 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9343 patterns for combine.
9345 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9347 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9348 (cprop, hoist, pre, store_motion): New debug counters.
9349 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9350 is not an RTL pass anymore.
9351 (pass_profiling): Remove extern decl for pass removed in 2005.
9352 (pass_gcse, pass_jump_bypass): Remove.
9353 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9354 to 0 for clean state.
9355 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9356 * cse.c (gate_handle_cse_after_global_opts,
9357 rest_of_handle_cse_after_global_opts): New functions.
9358 (pass_cse_after_global_opts): New pass, does local CSE.
9359 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9360 (TV_CPROP): New timevar.
9361 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9362 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9363 (gcse_main, recompute_all_luids): Remove.
9364 (compute_hash_table_work): Call max_reg_num instead of reading
9366 (cprop_jump): Don't set run_jump_opt_after_gcse.
9367 (constprop_register): Always allow to alter jumps.
9368 (cprop_insn): Likewise.
9369 (do_local_cprop): Likewise.
9370 (local_cprop_pass): Likewise. Return non-zero if something changed.
9371 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9372 (find_implicit_sets): Add note about missed optimization opportunity.
9373 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9374 pass_rtl_cprop execute function.
9375 Don't bother tracking the pass number, each pass gets its own dumpfile
9377 Always allow to alter jumpsand bypass jumps.
9378 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9379 will just find no suitable set.
9380 (pre_edge_insert): Fix dumping, this function is for PRE only.
9381 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9382 pass_rtl_pre execute function.
9383 (hoist_code): Return non-zero if something changed. Keep track of
9384 substitutions and insertions for statistics gathering similar to PRE.
9385 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9386 called from the pass_rtl_hoist execute function. Show pass statistics.
9387 (compute_store_table): Use max_reg_num directly instead of using the
9388 formerly global max_gcse_regno.
9389 (build_store_vectors): Likewise.
9390 (replace_store_insn): Fix dumping.
9391 (store_motion): Rename to ...
9392 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9393 pass, called from the pass_rtl_store_motion execute function. Keep
9394 track of substitutions and insertions for statistics gathering similar
9396 (bypass_jumps): Remove, fold interesting bits into ...
9397 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9398 from the pass_rtl_cprop execute function.
9399 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9400 pass_jump_bypass): Remove.
9401 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9402 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9403 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9404 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9405 (gate_rtl_store_motion, execute_rtl_store_motion,
9406 pass_rtl_store_motion): New.
9407 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9408 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9409 * passes.c (init_optimization_passes): Remove pass_gcse and
9410 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9411 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9412 instead of pass_jump_bypass.
9414 2009-04-27 Richard Guenther <rguenther@suse.de>
9417 * gimplify.c (gimplify_expr): If we are required to create
9418 a temporary make sure it ends up as register.
9420 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9423 * config/i386/i386.c (construct_container): Don't call
9424 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9425 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9427 2009-04-27 Michael Matz <matz@suse.de>
9429 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9430 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9431 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9432 (dump_replaceable_exprs): Take a bitmap.
9433 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9435 (expand_gimple_basic_block): Likewise.
9436 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9437 replaceable_expressions member a bitmap.
9438 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9439 (mark_replaceable): Likewise.
9440 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9441 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9443 2009-04-27 Richard Guenther <rguenther@suse.de>
9445 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9446 (verify_stmts): Dispatch to gimple/type verification code.
9447 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9448 issue with call argument types.
9450 2009-04-27 Michael Matz <matz@suse.de>
9452 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9453 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9456 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9457 Eric Botcazou <ebotcazou@adacore.com>
9459 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9460 a label's basic block.
9461 (mark_target_live_regs): Tidy and rework obsolete comments.
9462 Change back DF problem to LIVE. If a label starts a basic block,
9463 assume that all registers that used to be live then still are.
9464 (init_resource_info): If a label starts a basic block, set its
9465 BLOCK_FOR_INSN accordingly.
9466 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9468 2009-04-27 Richard Guenther <rguenther@suse.de>
9470 * tree-flow-inline.h (function_ann): Remove.
9471 (get_function_ann): Likewise.
9472 * tree-dfa.c (create_function_ann): Remove.
9473 * tree-flow.h (struct static_var_ann_d): Remove.
9474 (struct function_ann_d): Likewise.
9475 (union tree_ann_d): Remove fdecl member.
9476 (function_ann_t): Remove.
9477 (function_ann, get_function_ann, create_function_ann): Remove
9480 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9482 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9484 2009-04-27 Jan Hubicka <jh@suse.cz>
9486 * ipa-pure-const.c (struct funct_state_d): New fields
9487 state_previously_known, looping_previously_known; remove
9488 state_set_in_source.
9489 (analyze_function): Use new fields.
9490 (propagate): Avoid assumption that state_set_in_source imply
9493 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9494 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9495 * cfgloop.h (finite_loop_p): Declare.
9497 2009-04-26 Michael Matz <matz@suse.de>
9499 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9501 2009-04-26 Michael Matz <matz@suse.de>
9503 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9504 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9505 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9506 pass_mark_used_blocks): Remove.
9507 * tree-optimize.c (pass_free_datastructures,
9508 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9509 * passes.c (init_optimization_passes): Don't call
9510 pass_mark_used_blocks, remove dead code.
9512 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9514 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9515 * tree-ssa-live.h (register_ssa_partition): Likewise.
9517 2009-04-26 Michael Matz <matz@suse.de>
9520 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9521 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9522 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9524 (compare_pairs): Swap cost comparison.
9525 (coalesce_ssa_name): Don't use change_partition_var.
9526 * tree-nrv.c (struct nrv_data): Add modified member.
9527 (finalize_nrv_r): Set it.
9528 (tree_nrv): Use it to update statements.
9529 (pass_nrv): Require PROP_ssa.
9530 * tree-mudflap.c (mf_decl_cache_locals,
9531 mf_build_check_statement_for): Use make_rename_temp.
9532 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9533 * alias.c (find_base_decl): Handle SSA names.
9534 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9535 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9536 * rtl.h (set_reg_attrs_for_parm): Declare.
9537 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9538 to "optimized", remove unused locals at finish.
9539 (execute_free_datastructures): Make global, call
9540 delete_tree_cfg_annotations.
9541 (execute_free_cfg_annotations): Don't call
9542 delete_tree_cfg_annotations.
9544 * ssaexpand.h: New file.
9545 * expr.c (toplevel): Include ssaexpand.h.
9546 (expand_assignment): Handle SSA names the same as register variables.
9547 (expand_expr_real_1): Expand SSA names.
9548 * cfgexpand.c (toplevel): Include ssaexpand.h.
9549 (SA): New global variable.
9550 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9551 (SSAVAR): New macro.
9552 (set_rtl): New helper function.
9553 (add_stack_var): Deal with SSA names, use set_rtl.
9554 (expand_one_stack_var_at): Likewise.
9555 (expand_one_stack_var): Deal with SSA names.
9556 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9557 before unique numbers.
9558 (expand_stack_vars): Use set_rtl.
9559 (expand_one_var): Accept SSA names, add asserts for them, feed them
9560 to above subroutines.
9561 (expand_used_vars): Expand all partitions (without default defs),
9562 then only the local decls (ignoring those expanded already).
9563 (expand_gimple_cond): Remove edges when jumpif() expands an
9565 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9566 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9568 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9569 members of SA; deal with PARM_DECL partitions here; expand
9570 all PHI nodes, free tree datastructures and SA. Commit instructions
9571 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9572 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9573 info and statements at start, collect garbage at finish.
9574 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9575 (VAR_ANN_PARTITION) Remove.
9576 (change_partition_var): Don't declare.
9577 (partition_to_var): Always return SSA names.
9578 (var_to_partition): Only accept SSA names.
9579 (register_ssa_partition): Only check argument.
9580 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9582 (delete_var_map): Don't free it.
9583 (var_union): Only accept SSA names, simplify.
9584 (partition_view_init): Mark only useful SSA names as used.
9585 (partition_view_fini): Only deal with SSA names.
9586 (change_partition_var): Remove.
9587 (dump_var_map): Use ssa_name instead of partition_to_var member.
9588 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9590 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9591 (struct _elim_graph): New member const_dests; nodes member vector of
9593 (set_location_for_edge): New static helper.
9594 (create_temp): Remove.
9595 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9596 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9597 (new_elim_graph): Allocate const_dests member.
9598 (clean_elim_graph): Truncate const_dests member.
9599 (delete_elim_graph): Free const_dests member.
9600 (elim_graph_size): Adapt to new type of nodes member.
9601 (elim_graph_add_node): Likewise.
9602 (eliminate_name): Likewise.
9603 (eliminate_build): Don't take basic block argument, deal only with
9604 partition numbers, not variables.
9605 (get_temp_reg): New static helper.
9606 (elim_create): Use it, deal with RTL temporaries instead of trees.
9607 (eliminate_phi): Adjust all calls to new signature.
9608 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9609 (rewrite_trees): Only do checking.
9610 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9611 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9612 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9613 contains_tree_r, MAX_STMTS_IN_LATCH,
9614 process_single_block_loop_latch, analyze_edges_for_bb,
9615 perform_edge_inserts): Remove.
9616 (expand_phi_nodes): New global function.
9617 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9618 functions, initialize new parameter, remember partitions having a
9620 (finish_out_of_ssa): New global function.
9621 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9622 don't reset in_ssa_p here, don't disable TER when mudflap.
9623 (pass_del_ssa): Remove.
9624 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9626 (execute_free_datastructures): Declare.
9627 * Makefile.in (SSAEXPAND_H): New variable.
9628 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9629 * basic-block.h (commit_one_edge_insertion): Declare.
9630 * passes.c (init_optimization_passes): Move pass_nrv and
9631 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9632 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9633 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9634 (redirect_branch_edge): Deal with super block when expanding, split
9635 out jump patching itself into ...
9636 (patch_jump_insn): ... here, new static helper.
9638 2009-04-26 Michael Matz <matz@suse.de>
9640 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9641 beyond num_ssa_names.
9642 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9643 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9645 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9648 * fwprop.c (forward_propagate_asm): New function.
9649 (forward_propagate_and_simplify): Propagate also into __asm, if it
9650 doesn't increase the number of referenced registers.
9653 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9655 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9657 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9658 note_nonlocal_vla_type for nonlocal VLAs.
9659 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9660 contains_remapped_vars, remap_vla_decls): New functions.
9661 (convert_nonlocal_reference_stmt): If not optimizing, call
9662 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9663 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9664 if it wasn't found in var_map.
9665 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9666 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9667 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9669 * gimplify.c (nonlocal_vlas): New variable.
9670 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9672 (gimplify_body): Create and destroy nonlocal_vlas.
9674 * dwarf2out.c (loc_descr_plus_const): New function.
9675 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9676 mem_loc_descriptor, loc_descriptor_from_tree_1,
9677 descr_info_loc, gen_variable_die): Use it.
9679 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9680 !TREE_STATIC VAR_DECLs.
9681 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9682 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9683 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9684 DECL_BY_REFERENCE is valid.
9685 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9686 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9687 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9688 Copy DECL_BY_REFERENCE.
9689 (struct nesting_copy_body_data): New type.
9690 (nesting_copy_decl): New function.
9691 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9692 if they have variable length.
9694 2009-04-26 Michael Matz <matz@suse.de>
9696 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9697 mark new temporaries for renaming.
9699 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9702 * c-decl.c (global_bindings_p): Return negative value.
9703 (c_variable_size): New. Based on variable_size from
9705 (grokdeclarator): Call c_variable_size not variable_size.
9707 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9709 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9711 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9713 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9714 Redefine it to just use mingw/include.
9715 (ASM_SPEC): Rules for -m32 and -m64.
9716 (LINK_SPEC): Use Likewise.
9717 (SPEC_32): New define.
9718 (SPEC_64): Likewise.
9719 (SUB_LINK_SPEC): Likewise.
9720 (MULTILIB_DEFAULTS): New define.
9721 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9722 Add multilib options.
9723 (MULTILIB_DIRNAMES): Likewise.
9724 (MULTILIB_OSDIRNAMES): Likewise.
9726 (INSTALL_LIBGCC): Likewise.
9728 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9731 * c-tree.h (enum c_inline_static_type): New.
9732 (record_inline_static): Declare.
9733 * c-decl.c (struct c_inline_static, c_inline_statics,
9734 record_inline_static, check_inline_statics): New.
9735 (pop_file_scope): Call check_inline_statics.
9736 (start_decl): Call record_inline_static instead of pedwarning
9737 directly for static in inline function.
9738 * c-typeck.c (build_external_ref): Call record_inline_static
9739 instead of pedwarning directly for static referenced in inline
9742 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9744 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9745 not new but only being rescanned.
9746 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9747 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9748 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9749 record_set_info, compute_set, grealloc): Remove.
9750 (recompute_all_luids): New function.
9751 (gcse_main): Don't compute sets, and don't do related memory
9752 allocations/free-ing. If something changed before the end of the
9753 pass, update LUIDs using recompute_all_luids.
9754 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9755 (free_gcse_mem): Don't free it either.
9756 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9757 Use the df insn LUIDs.
9758 (load_killed_in_block): Likewise.
9759 (compute_hash_table_work): Don't compute reg_set_in_block.
9760 (compute_transp): Use DF_REG_DEF_CHAINs.
9761 (local_cprop_pass): Don't use compute_sets and related functions.
9762 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9763 Use get_max_uid() instead of max_cuid.
9764 (insert_insn_end_basic_block, pre_insert_copy_insn,
9765 update_ld_motion_stores): Don't try to
9766 keep reg_set tables up to date.
9767 (pre_insert_copies): Use df insn LUIDs.
9768 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9769 (reg_set_info): Don't use extra bitmap argument.
9770 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9771 information to compute regs_set_in_block.
9772 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9773 (bypass_jumps): Don't use compute_sets and friends.
9775 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9778 * opts.c (undocumented_msg): Do not leave blank even with
9781 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9783 * c-decl.c (build_enumerator): Allow values folding to integer
9784 constants but not integer constant expressions with a pedwarn if
9787 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9790 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9791 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9792 type is an integer constant.
9794 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9797 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9800 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9803 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9804 with variably modified return type and no storage class
9805 specifiers, except for the case of nested functions. Distinguish
9806 extern declarations of functions with variably modified return
9807 types from those of objects with variably modified types.
9809 2009-04-25 Jan Hubicka <jh@suse.cz>
9811 * tree.c (list_equal_p): New function.
9812 * tree.h (list_equal_p): Declare.
9813 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9814 basic_block_def, basic_block, const_basic_block): New.
9815 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9816 (redirect_eh_edge): New function.
9817 (make_eh_edge_update_phi): EH edges are not abnormal.
9818 * except.c: Include tree-flow.h.
9819 (list_match): New function.
9820 (eh_region_replaceable_by_p): New function.
9821 (replace_region): New function.
9822 (hash_type_list): New function.
9823 (hash_eh_region): New function.
9824 (eh_regions_equal_p): New function.
9825 (merge_peers): New function.
9826 (remove_unreachable_regions): Verify EH tree when checking;
9828 (copy_eh_region_1): New function.
9829 (copy_eh_region): New function.
9830 (push_reachable_handler): New function.
9831 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9832 regions without label but with live RESX.
9833 * except.h (redirect_eh_edge_to_label): New.
9834 * tree-flow.h (redirect_eh_edge): New.
9835 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9836 basic_block_def, basic_block, const_basic_block): Remove.
9837 * Makefile.in (except.o): Add dependency on tree-flow.h
9838 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9839 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9842 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9845 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9846 on the destination of memcpy.
9848 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9850 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9851 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9852 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9854 2009-04-25 Jan Hubicka <jh@suse.cz>
9856 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9857 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9858 to be reached by different label than left.
9859 (update_eh_edges): Update comment; remove edge_to_remove if possible
9860 and return true if suceeded.
9861 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9862 (cleanup_eh): Compute sharing map.
9863 * except.c (remove_eh_handler_and_replace): Add argument if we should
9865 (remove_unreachable_regions): Update for label sharing.
9866 (label_to_region_map): Likewise.
9867 (get_next_region_sharing_label): New function.
9868 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9870 (remove_eh_handler): Update.
9871 (remove_eh_region_and_replace_by_outer_of): New function.
9872 * except.h (struct eh_region): Add next_region_sharing_label.
9873 (remove_eh_region_and_replace_by_outer_of,
9874 get_next_region_sharing_label): Declare.
9875 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9877 2009-04-25 Jan Hubicka <jh@suse.cz>
9879 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9880 insert code even if they are not critical.
9882 2009-04-25 Jan Hubicka <jh@suse.cz>
9884 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9885 (gimple_can_remove_branch_p): EH edges won't remove branch by
9887 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9888 updating of non-abnormal EH edges.
9889 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9890 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9891 (split_critical_edges): Split also edges where emitting code on them
9892 will lead to splitting later.
9894 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9895 H.J. Lu <hongjiu.lu@intel.com>
9898 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9899 the configured assembler supports fildq and fistpq mnemonics.
9900 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9901 * configure: Regenerated.
9904 * config/i386/i386.c (print_operand): Handle 'Z'.
9905 ['z']: Remove handling of special fild/fist suffixes.
9906 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9907 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9908 suffix of fild insn.
9909 (*floatsi<mode>2_vector_mixed): Ditto.
9910 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9911 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9912 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9913 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9914 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9916 2009-04-25 Ben Elliston <bje@au.ibm.com>
9918 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9919 the source of a set operation.
9921 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9923 * target.h (struct gcc_target): Add case_values_threshold field.
9924 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9925 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9926 * targhooks.c (default_case_values_threshold): New function.
9927 * targhooks.h (default_case_values_threshold): Declare function.
9928 * stmt.c (expand_case): Use case_values_threshold target hook.
9929 * expr.h (case_values_threshold): Remove declartation.
9930 * expr.c (case_values_threshold): Remove function.
9931 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9933 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9934 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9935 (avr_case_values_threshold): Declare as static.
9936 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9938 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9939 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9940 (mn10300_case_values_threshold): New function.
9942 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9944 * ira.c (setup_cover_and_important_classes): Add enum cast.
9946 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9948 * genpreds.c (write_enum_constraint_num): Output definition of
9949 CONSTRAINT_NUM_DEFINED_P macro.
9950 * ira.c (setup_cover_and_important_classes): Use
9951 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9953 2009-04-24 DJ Delorie <dj@redhat.com>
9955 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9956 __SH2A_SINGLE_ONLY__ also.
9958 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9960 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9961 (movdf_internal): Ditto.
9962 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9963 SFmode and DFmode constants.
9964 (ia64_print_operand): Add 'G' format for printing
9965 floating point constants.
9967 2009-04-24 Richard Guenther <rguenther@suse.de>
9969 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9970 from unsigned additions.
9972 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9974 * c-typeck.c (set_init_index): Allow array designators that are
9975 not integer constant expressions with a pedwarn if pedantic.
9977 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9979 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9980 zero if no overlap in nonzero bits between the operands.
9982 2009-04-24 Ian Lance Taylor <iant@google.com>
9984 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9985 (record_dead_and_set_regs): Likewise.
9986 * df.h (struct df_mw_hardreg): Change flags field to int.
9987 (struct df_base_ref): Likewise.
9988 (struct df): Change changeable_flags field to int.
9989 * df-scan.c (df_defs_record): Change clobber_flags to int.
9990 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9991 constants rather than #define macros.
9992 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9993 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9994 (enum dwarf_calling_convention): Likewise.
9995 (enum dwarf_line_number_x_ops): Likewise.
9996 (enum dwarf_call_frame_info): Likewise.
9997 (enum dwarf_source_language): Likewise.
9998 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9999 (add_calling_convention_attribute): Likewise.
10000 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10001 (combine_comparisons): Change compcode to int. Add cast to enum type.
10002 * genrecog.c (maybe_both_true_2): Change c to int.
10003 (write_switch): Likewise. Add cast to enum type.
10004 * gimplify.c (gimplify_omp_for): Handle return values from
10005 gimplify_expr using MIN rather than bitwise or.
10006 (gimplify_expr): Add cast to enum type.
10007 * ipa-prop.c (update_jump_functions_after_inlining): Change
10008 IPA_BOTTOM to IPA_JF_UNKNOWN.
10009 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10010 Add casts to enum type.
10011 (setup_cover_and_important_classes): Change cl to int. Add casts
10013 (setup_class_translate): Change cl and mode to int.
10014 (ira_init_once): Change mode to int.
10015 (free_register_move_costs): Likewise.
10016 (setup_prohibited_mode_move_regs): Add casts to enum type.
10017 * langhooks.c (add_builtin_function_common): Rework assertion that
10018 value fits bitfield.
10019 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10020 * omega.c (omega_do_elimination): Avoid math on enum types.
10021 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10022 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10023 int local to handle integral_argment value.
10024 * regmove.c (try_auto_increment): Change PUT_MODE to
10026 * reload.c (push_secondary_reload): Add casts to enum type.
10027 (secondary_reload_class, find_valid_class): Likewise.
10028 * reload1.c (emit_input_reload_insns): Likewise.
10029 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10030 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10031 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10033 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10034 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10036 (expand_complex_libcall): Add casts to enum type.
10037 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10038 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10039 with ERROR_MARK, not NUM_TREE_CODES.
10040 (vect_create_epilog_for_reduction): Likewise.
10041 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10042 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10043 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10045 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10046 vect_unused_in_loop. Change 0 to loop_vect.
10047 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10048 * var-tracking.c (get_init_value): Change return type to enum
10050 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10051 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10053 (arm_override_options): Add casts to enum type.
10054 (arm_emit_tls_decoration): Likewise.
10055 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10057 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10058 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10059 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10061 * config/s390/s390.c (code_for_builtin_64): Change to array of
10063 (code_for_builtin_31): Likewise.
10064 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10066 * config/sparc/sparc.c (sparc_override_options): Change value
10067 field in struct code_model to enum cmodel. In initializer change
10068 0 to NULL and add cast to enum type.
10070 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10071 Change all callers. Issue a -Wc++-compat warning using
10072 lhs_origtype if necessary.
10073 (convert_for_assignment): Issue -Wc++-compat warnings about
10074 invalid conversions to enum type on assignment.
10075 * c-common.h (build_modify_expr): Update declaration.
10077 2009-04-24 Nick Clifton <nickc@redhat.com>
10079 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10080 (function_arg_advance): Likewise.
10081 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10084 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10086 * config/s390/constraints.md ('I', 'J'): Fix condition.
10088 2009-04-24 Diego Novillo <dnovillo@google.com>
10090 * gengtype-parse.c (parse_error): Add newline after message.
10092 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10094 * config/i386/sse.md (avxmodesuffixs): Removed.
10095 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10096 (*avx_pinsr<ssevecsize>): This.
10098 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10100 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10101 follow chains of regs with a single definition, and allow expressions
10102 that are function_invariant_p.
10103 (simple_rhs_p): Allow expressions that are function_invariant_p.
10105 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10107 PR middle-end/39867
10108 * fold-const.c (fold_cond_expr_with_comparison): When folding
10109 > and >= to MAX, make sure the MAX uses the same type as the
10110 comparison's operands.
10112 2009-04-24 Nick Clifton <nickc@redhat.com>
10114 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10115 addressing for DImode accesses.
10116 (frv_print_operand_address): Handle PLUS case.
10117 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10119 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10121 PR rtl-optimization/39794
10122 * alias.c (canon_true_dependence): Add x_addr argument.
10123 * rtl.h (canon_true_dependence): Adjust prototype.
10124 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10125 * cselib.c (cselib_invalidate_mem): Likewise.
10126 * gcse.c (compute_transp): Likewise.
10127 * dse.c (scan_reads_nospill): Likewise.
10128 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10129 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10130 canon_base_addr of the group, plus optional offset.
10131 (struct group_info): Rename canon_base_mem to
10133 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10134 canon_rtx of base_mem.
10136 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10138 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10139 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10141 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10143 * config/spu/spu-builtins.h: Delete file.
10145 * config/spu/spu.h (enum spu_builtin_type): Move here from
10147 (struct spu_builtin_description): Likewise. Add GTY marker.
10148 Do not use enum spu_function_code or enum insn_code.
10149 (spu_builtins): Add extern declaration.
10151 * config/spu/spu.c: Do not include "spu-builtins.h".
10152 (enum spu_function_code, enum spu_builtin_type_index,
10153 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10154 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10155 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10156 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10157 (spu_builtin_types): Make static. Add GTY marker.
10158 (spu_builtins): Add extern declaration with GTY marker.
10159 Include "gt-spu.h".
10161 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10162 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10163 Check programmatically whether all parameters are scalar.
10165 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10167 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10169 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10170 assignment from the constructor either if the target is volatile.
10172 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10174 * config/arm/arm.md (insv): Do not share operands[0].
10176 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10178 * config/vxlib-tls.c (active_tls_threads): Delete.
10179 (delete_hook_installed): New.
10180 (tls_delete_hook): Don't delete the delete hook.
10181 (tls_destructor): Delete it here.
10182 (__gthread_set_specific): Adjust installing the delete hook.
10183 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10184 __gthread_leave_tsd_dtor_context.
10186 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10188 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10190 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10192 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10194 (alpha_rtx_costs): Ditto.
10195 (emit_unlikely_jump): Use add_reg_note.
10196 (emit_frame_store_1): Ditto.
10197 (alpha_expand_prologue): Ditto.
10198 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10199 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10201 2009-04-23 Nick Clifton <nickc@redhat.com>
10203 * config/v850/v850.md (epilogue): Remove suppressed code.
10204 (return): Rename to return_simple and remove test of frame size.
10205 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10206 to gen_return_simple.
10208 2009-04-22 Jing Yu <jingyu@google.com>
10211 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10213 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10216 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10217 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10218 value is a VECTOR_CST, the element type is the element type of the
10221 2009-04-22 DJ Delorie <dj@redhat.com>
10223 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10225 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10227 * alias.c (find_base_term): Move around LO_SUM case, so that
10228 CONST falls through into PLUS/MINUS handling.
10231 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10232 into 0, use omit_one_operand.
10234 2009-04-23 Ben Elliston <bje@au.ibm.com>
10236 * config/rs6000/linux-unwind.h (get_regs): Remove type
10237 puns. Change the type of `pc' to an array of unsigned ints and
10238 update all users. Constify frame24.
10240 2009-04-22 DJ Delorie <dj@redhat.com>
10242 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10243 declarations before code.
10244 (current_function_special_page_vector): Likewise.
10245 (m32c_expand_insv): Silence a warning.
10247 2009-04-21 Taras Glek <tglek@mozilla.com>
10249 * alias.c: Update GTY annotations to new syntax.
10250 * basic-block.h: Likewise.
10251 * bitmap.h: Likewise.
10252 * c-common.h: Likewise.
10253 * c-decl.c: Likewise.
10254 * c-parser.c: Likewise.
10255 * c-pragma.c: Likewise.
10256 * c-tree.h: Likewise.
10257 * cfgloop.h: Likewise.
10258 * cgraph.h: Likewise.
10259 * config/alpha/alpha.c: Likewise.
10260 * config/arm/arm.h: Likewise.
10261 * config/avr/avr.h: Likewise.
10262 * config/bfin/bfin.c: Likewise.
10263 * config/cris/cris.c: Likewise.
10264 * config/darwin.c: Likewise.
10265 * config/frv/frv.c: Likewise.
10266 * config/i386/i386.c: Likewise.
10267 * config/i386/i386.h: Likewise.
10268 * config/i386/winnt.c: Likewise.
10269 * config/ia64/ia64.h: Likewise.
10270 * config/iq2000/iq2000.c: Likewise.
10271 * config/mips/mips.c: Likewise.
10272 * config/mmix/mmix.h: Likewise.
10273 * config/pa/pa.c: Likewise.
10274 * config/pa/pa.h: Likewise.
10275 * config/rs6000/rs6000.c: Likewise.
10276 * config/s390/s390.c: Likewise.
10277 * config/sparc/sparc.c: Likewise.
10278 * config/xtensa/xtensa.c: Likewise.
10279 * cselib.h: Likewise.
10280 * dbxout.c: Likewise.
10281 * dwarf2out.c: Likewise.
10282 * except.c: Likewise.
10283 * except.h: Likewise.
10284 * fixed-value.h: Likewise.
10285 * function.c: Likewise.
10286 * function.h: Likewise.
10287 * gimple.h: Likewise.
10288 * integrate.c: Likewise.
10289 * optabs.c: Likewise.
10290 * output.h: Likewise.
10291 * real.h: Likewise.
10293 * stringpool.c: Likewise.
10294 * tree-data-ref.c: Likewise.
10295 * tree-flow.h: Likewise.
10296 * tree-scalar-evolution.c: Likewise.
10297 * tree-ssa-address.c: Likewise.
10298 * tree-ssa-alias.h: Likewise.
10299 * tree-ssa-operands.h: Likewise.
10300 * tree.c: Likewise.
10301 * tree.h: Likewise.
10302 * varasm.c: Likewise.
10303 * varray.h: Likewise.
10305 * coretypes.h: Do not define GTY macro if it is already defined.
10306 * doc/gty.texi: Update GTY documentation to new syntax.
10307 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10308 annotations on structs.
10309 * gengtype-parse.c: Likewise.
10311 2009-04-22 Mark Heffernan <meheff@google.com>
10313 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10315 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10317 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10320 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10322 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10323 the same as a PLUS without a shift. Increase the cost of a
10326 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10328 * Makefile.in: Update dependencies.
10329 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10330 * errors.h: Remove bogus comment about compatibility.
10331 (warning): Update declaration.
10332 * genautomata.c: Update all calls to warning.
10333 * gimple.c: Do not include errors.h. Include toplev.h.
10334 * tree-ssa-structalias.c: Do not include errors.h.
10335 * omega.c: Likewise.
10336 * tree-ssa-reassoc.c: Likewise.
10337 * config/spu/spu-c.c: Likewise.
10338 * config/spu/t-spu-elf: Update dependencies.
10340 2009-04-22 Richard Guenther <rguenther@suse.de>
10342 PR tree-optimization/39824
10343 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10344 make sure the types are compatible.
10346 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10349 * c-common.c (c_parse_error): Take a token_flags parameter.
10350 Use token_type for the token type instead.
10351 Pass token_flags to cpp_type2name.
10352 * c-common.h (c_parse_error): Update declaration.
10353 * c-parser.c (c_parser_error): Pass 0 as token flags.
10355 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10357 PR rtl-optimization/39580
10358 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10360 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10362 * function.c (expand_function_end): Do not emit a jump to the "naked"
10363 return label for fall-through returns.
10364 * except.c (sjlj_emit_function_exit): Always place the call to the
10365 unregister function at the location installed by expand_function_end.
10367 2009-04-22 Richard Guenther <rguenther@suse.de>
10369 PR tree-optimization/39845
10370 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10371 (gen_inbound_check): Likewise.
10373 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10375 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10377 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10378 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10380 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10382 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10383 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10384 shift counts to avoid out-of-bounds array accesses.
10386 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10388 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10389 (Pmode): Move above.
10391 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10393 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10394 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10395 GET_CODE macro. Use IN_RANGE macro where appropriate.
10396 * config/alpha/alpha.h: Ditto.
10397 * config/alpha/alpha.md: Ditto.
10398 * config/alpha/constraints.md: Ditto.
10399 * config/alpha/predicates.md: Ditto.
10401 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10403 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10404 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10405 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10406 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10407 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10408 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10409 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10410 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10411 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10412 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10413 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10414 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10415 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10416 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10417 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10418 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10419 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10420 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10421 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10422 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10423 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10424 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10425 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10426 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10427 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10428 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10429 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10431 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10433 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10434 references from comments.
10435 * cfgbuild.c: (count_basic_blocks): Delete.
10436 (find_basic_blocks_1): Delete.
10437 (find_basic_blocks): Delete.
10438 * except.c (finish_eh_generation): Make static. Move comment from
10439 except.h here. Remove find_basic_blocks references from comments.
10440 * except.h (finish_eh_generation): Delete.
10441 * basic-block.h (find_basic_blocks): Delete.
10442 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10444 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10446 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10447 (sdbout_parms): Likewise.
10449 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10451 * config/sh/sh.c (prepare_cbranch_operands): Use
10452 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10453 (expand_cbranchdi4): Likewise.
10454 (from_compare): Add cast to enum type.
10455 (expand_cbranchsi4): Use add_reg_note.
10456 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10457 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10458 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10459 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10460 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10461 instead of CODE_FOR_nothing.
10462 (cbranchdi4): Likewise. Fix the order of arguments for
10464 (push_fpscr): Use add_reg_note.
10465 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10466 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10468 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10470 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10471 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10472 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10473 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10474 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10475 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10476 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10477 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10478 config/alpha/x-vms, config/arc/t-arc,
10479 config/arm/README-interworking, config/arm/arm-c.c,
10480 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10481 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10482 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10483 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10484 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10485 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10486 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10487 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10488 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10489 config/cris/t-elfmulti, config/crx/t-crx,
10490 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10491 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10492 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10493 config/h8300/t-h8300, config/i386/athlon.md,
10494 config/i386/darwin-libgcc.10.4.ver,
10495 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10496 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10497 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10498 config/i386/t-linux64, config/i386/t-nwld,
10499 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10500 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10501 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10502 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10503 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10504 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10505 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10506 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10507 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10508 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10509 config/m68k/t-uclinux, config/mcore/t-mcore,
10510 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10511 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10512 config/mips/crtn.asm, config/mips/irix-crti.asm,
10513 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10514 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10515 config/mips/mips-fixed.md, config/mips/sb1.md,
10516 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10517 config/mips/t-iris6, config/mips/t-isa3264,
10518 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10519 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10520 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10521 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10522 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10523 config/mn10300/t-linux, config/mn10300/t-mn10300,
10524 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10525 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10526 config/picochip/libgccExtras/clzsi2.asm,
10527 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10528 config/rs6000/darwin-libgcc.10.4.ver,
10529 config/rs6000/darwin-libgcc.10.5.ver,
10530 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10531 config/rs6000/t-aix43, config/rs6000/t-aix52,
10532 config/rs6000/t-darwin, config/rs6000/t-fprules,
10533 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10534 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10535 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10536 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10537 config/rs6000/t-rtems, config/rs6000/t-spe,
10538 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10539 config/score/t-score-elf, config/sh/divcost-analysis,
10540 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10541 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10542 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10543 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10544 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10545 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10546 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10547 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10548 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10549 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10550 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10551 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10552 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10553 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10554 * config/h8300/genmova.sh: Include copyright and license notices
10555 in generated output.
10556 * config/h8300/mova.md: Regenerate.
10557 * doc/install.texi2html: Include word "Copyright" in copyright
10558 notice and use name "Free Software Foundation, Inc.".
10559 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10560 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10561 ChangeLog-2007, ChangeLog-2008: Correct dates.
10563 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10565 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10566 NE_EXPR operations as well.
10567 * c-parser.c (c_parser_condition): Do not set location information on
10569 (c_parser_conditional_expression): Likewise.
10570 (c_parser_binary_expression): Set location information on operators.
10571 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10572 TRUTH_NOT_EXPR has been folded.
10573 * fold-const.c (fold_truth_not_expr): Copy location information from
10574 the incoming expression to the outgoing one.
10575 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10576 recursive calls on the LHS of the operator but pass that of the
10577 operator to recursive calls on the RHS of the operator. Set it
10579 (shortcut_cond_expr): Set the locus of the operator on the second
10580 COND_EXPR and that of the expression on the first in degenerate cases.
10581 Pass the locus of the expression to calls to shortcut_cond_r.
10582 Set the locus of the 'then' block on the associated jump, if any.
10583 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10584 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10585 expression to call to gimplify_boolean_expr.
10587 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10589 * config.gcc: Add additional configuration for
10590 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10591 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10592 (CPP_SPEC): Redefine for allowing -municode option.
10593 (STARTFILE_SPEC): Likewise.
10594 * config/i386/t-mingw-w64: New.
10595 * config/i386/mingw-w64.opt: New.
10596 (municode): Add new target option.
10597 * doc/invoke.texi (municode): Add documentation for new option.
10599 2009-04-21 Ian Lance Taylor <iant@google.com>
10601 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10602 Correct test for number of arguments.
10603 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10605 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10607 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10608 argument of emit_library_call.
10610 2009-04-21 Richard Guenther <rguenther@suse.de>
10612 PR middle-end/39829
10613 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10614 inside VIEW_CONVERT_EXPRs.
10616 2009-04-21 Martin Jambor <mjambor@suse.cz>
10618 * tree-switch-conversion.c (build_constructors): Split a long line.
10619 (constructor_contains_same_values_p): New function.
10620 (build_one_array): Create assigns of constants if possible, do not
10621 call mark_sym_for_renaming, call update_stmt.
10622 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10623 make_rename_temp. Do not call mark_symbols_for_renaming, call
10625 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10626 find_new_referenced_vars, call update_stmt.
10627 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10628 instead of calling make_rename_temp. Do not call
10629 find_new_referenced_vars or mark_symbols_for_renaming, call
10632 2009-04-21 Richard Guenther <rguenther@suse.de>
10634 PR tree-optimization/39827
10635 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10636 (tree_ssa_phiprop): Pass the correct array size.
10638 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10640 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10642 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10645 * c-typeck.c (lvalue_p): Move declaration ...
10646 * c-common.h (lvalue_p): ... to here.
10647 * c-common.c (candidate_equal_p): New.
10648 (add_tlist): Use it.
10649 (merge_tlist): Use it.
10650 (warn_for_collisions_1): Likewise.
10651 (warning_candidate_p): Accept more candidates.
10652 (verify_tree): A warning candidate can be an expression. Use
10655 2009-04-21 Ben Elliston <bje@au.ibm.com>
10658 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10659 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10660 options. Remove -mcall-solaris documentation.
10662 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10665 * doc/invoke.texi (-Wlong-long): Update description.
10666 * c-lex (interpret_integer): Only warn if there was no previous
10667 overflow and -Wlong-long is enabled.
10668 * c-decl.c (declspecs_add_type): Drop redundant flags.
10669 * c.opt (Wlong-long): Init to -1.
10670 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10671 and front-end warn_long_long. Wlong-long only depends on other
10672 flags if it is uninitialized.
10673 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10674 the same for CPP and FE.
10675 (restore_extension_diagnostics): Likewise.
10677 2009-04-20 Ian Lance Taylor <iant@google.com>
10679 Fix enum conversions which are invalid in C++:
10680 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10681 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10682 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10683 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10684 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10685 (dbxout_parms): Likewise.
10686 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10687 (df_clear_flags): Likewise.
10688 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10689 top_flag parameter to int.
10690 (df_chain_create_bb_process_use): Likewise.
10691 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10693 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10694 (df_ref_create_structure, df_def_record_1): Likewise.
10695 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10696 (df_notes_rescan): Change 0 to VOIDmode in function call.
10697 (df_get_call_refs, df_insn_refs_collect): Likewise.
10698 (df_bb_regs_collect): Likewise.
10699 (df_entry_block_defs_collect): Likewise.
10700 (df_exit_block_uses_collect): Likewise.
10701 * df.h: Update declarations.
10702 * double-int.c (double_int_divmod): Add cast to enum type.
10703 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10704 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10705 (based_loc_descr): Likewise.
10706 (loc_descriptor_from_tree_1): Change first_op and second_op to
10707 enum dwarf_location_atom. Add cast to enum type.
10708 * expmed.c (init_expmed): Change 0 to SET in function call.
10709 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10710 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10711 (do_store_flag): Likewise.
10712 * fixed-value.h (struct fixed_value): Change mode to enum
10714 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10715 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10717 (insert_insn_decl, insert_decl, insert_state): Likewise.
10718 (automata_list_finish): Likewise.
10719 * genrecog.c (process_define_predicate): Add cast to enum type.
10720 * gensupport.c (init_predicate_table): Add cast to enum type.
10721 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10723 (gimple_build_call_1, gimple_build_label): Likewise.
10724 (gimple_build_goto, gimple_build_asm_1): Likewise.
10725 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10726 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10727 (enum fallback): Rename from enum fallback_t.
10728 (fallback_t): Typedef as int.
10729 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10730 GSI_SAME_STMT in function call.
10731 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10733 (setup_reg_class_relations): Likewise.
10734 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10735 (setup_prohibited_class_mode_regs): Add cast to enum type.
10736 (setup_prohibited_mode_move_regs): Likewise.
10737 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10738 (record_address_regs): Change i to enum reg_class.
10739 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10740 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10741 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10742 (GET_MODE_2XWIDER_MODE): Likewise.
10743 (GET_CLASS_NARROWEST_MODE): Likewise.
10744 * omp-low.c (expand_omp_for): Add cast to enum type.
10745 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10746 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10747 * postreload.c (reload_cse_simplify_operands): Change rclass local
10749 * predict.c (combine_predictions_for_insn): Change best_predictor
10750 and predictor to enum br_predictor.
10751 (combine_predictions_for_bb): Likewise.
10752 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10753 use SET_PREDICT_EXPR_OUTCOME.
10754 * real.c (real_arithmetic): Change icode to code in function call.
10755 * reginfo.c (init_move_cost): Add casts to enum type.
10756 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10757 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10759 * reload.c (find_valid_class): Add casts to enum type.
10760 (push_reload): Change 0 to NO_REGS in function call.
10761 (find_reloads): Change this_alternative to array of enum
10762 reg_class. Remove some now-unnecessary casts.
10763 (make_memloc): Change 0 to VOIDmode in function call.
10764 * reload1.c (reload): Change 0 to VOIDmode in function call.
10765 (eliminate_regs_1, elimination_effects): Likewise.
10766 (eliminate_regs_in_insn): Likewise.
10767 (emit_input_reload_insns): Add cast to enum type.
10768 (delete_output_reload): Change 0 to VOIDmode in function call.
10769 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10770 to enum type in function call.
10771 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10772 (SET_PREDICT_EXPR_OUTCOME): Define.
10773 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10774 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10775 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10776 (dump_function): Likewise.
10777 * tree-dump.h: Update declarations.
10778 * tree-pass.h: Update declarations.
10779 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10780 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10782 (arm_rtx_costs_1): Correct parenthesization.
10783 (arm_rtx_costs): Add casts to enum type.
10784 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10785 (vfp_emit_fstmd): Use add_rg_note.
10786 (emit_multi_reg_push, emit_sfm): Likewise.
10787 (thumb_set_frame_pointer): Likewise.
10788 (arm_expand_prologue): Likewise.
10789 (arm_regno_class): Change return type to enum reg_class.
10790 (thumb1_expand_prologue): Use add_reg_note.
10791 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10792 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10794 * config/arm/gentune.sh: Add cast to enum type.
10795 * config/arm/arm-tune.md: Rebuild.
10796 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10797 (ix86_split_fp_branch, predict_jump): Likewise.
10798 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10799 insn_code to enum rtx_code.
10800 (ix86_builtin_vectorized_function): Add cast to enum type.
10801 * config/i386/i386.md (truncdfsf2): Change slot to enum
10803 (truncxf<mode>2, isinf<mode>2): Likewise.
10804 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10806 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10807 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10808 (insert_bundle_state): Change 1 to INSERT in function call.
10809 (ia64_add_bundle_selector_before): Likewise.
10810 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10811 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10812 (restore_stack_nonlocal): Likewise.
10813 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10815 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10817 (mips_rtx_costs): Likewise.
10818 (mips_override_options): Add casts to enum type.
10819 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10821 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10822 (store_reg, set_reg_plus_d): Likewise.
10823 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10824 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10826 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10828 (emit_unlikely_jump): Use add_reg_note.
10829 (rs6000_emit_allocate_stack): Likewise.
10830 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10831 (output_toc): Change 1 to INSERT in function call.
10832 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10833 (rs6000_initialize_trampoline): Likewise.
10834 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10836 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10837 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10838 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10839 (save_gprs): Use add_reg_note.
10840 (s390_emit_prologue): Likewise.
10841 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10842 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10843 (sparc_fold_builtin): Add cast to enum type.
10844 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10846 (spu_expand_prologue): Use add_reg_note.
10847 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10849 2009-04-20 Ian Lance Taylor <iant@google.com>
10851 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10852 (c_parser_postfix_expression_after_primary): Get VEC for list of
10853 arguments. Get original types of arguments. Call
10854 build_function_call_vec.
10855 (cached_expr_list_1, cached_expr_list_2): New static variables.
10856 (c_parser_expr_list): Change return type to VEC *. Add
10857 p_orig_types parameter. Change all callers.
10858 (c_parser_release_expr): New static function.
10859 (c_parser_vec_to_tree_list): New static function.
10860 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10861 call build_function_call_vec.
10862 (build_function_call_vec): New function, based on old
10863 build_function_call.
10864 (convert_arguments): Remove nargs and argarray parameters. Change
10865 values to a VEC. Add origtypes parameter.
10866 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10867 (convert_for_assignment): Add origtype parameter. Change all
10868 callers. If warn_cxx_compat, check for conversion to an enum
10869 type when calling a function.
10870 (store_init_value): Add origtype parameter. Change all callers.
10871 (digest_init): Likewise.
10872 (struct init_node): Add origtype field.
10873 (add_pending_init): Add origtype parameter. Change all callers.
10874 (output_init_element): Likewise.
10875 (output_pending_init_elements): Pass origtype from init_node to
10876 output_init_element.
10877 (process_init_element): Pass origtype from c_expr to
10878 output_init_element.
10879 (c_finish_return): Add origtype parameter. Change all callers.
10880 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10882 (sync_resolve_params): Likewise.
10883 (sync_resolve_return): Change params to first_param. Change caller.
10884 (resolve_overloaded_builtins): Change params to VEC *. Change
10885 callers. Save first parameter around call to build_function_call_vec.
10886 * c-decl.c (finish_decl): Add origtype parameter. Change all
10887 callers. Call build_function_call_vec rather than
10888 build_function_call for cleanup.
10889 * c-tree.h: Update declarations.
10890 * c-common.h: Update declarations.
10891 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10892 params to first_param.
10893 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10894 params parameter from tree to void *.
10895 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10896 Change arglist parameter to have type void *, and to be a pointer
10898 * config/rs6000/rs6000-protos.h
10899 (altivec_resolve_overloaded_builtin): Update declaration.
10900 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10901 fnargs parameter to have type void *, and to be a pointer to a
10902 VEC. Call build_function_call_vec instead of
10903 build_function_call.
10904 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10906 2009-04-20 Joey Ye <joey.ye@intel.com>
10907 Xuepeng Guo <xuepeng.guo@intel.com>
10908 H.J. Lu <hongjiu.lu@intel.com>
10910 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10912 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10913 (IX86_LEA_PRIORITY): Likewise.
10914 (distance_non_agu_define): New function.
10915 (distance_agu_use): Likewise.
10916 (ix86_lea_for_add_ok): Likewise.
10917 (ix86_dep_by_shift_count): Likewise.
10919 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10920 should split for LEA.
10922 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10924 (ix86_dep_by_shift_count): Likewise.
10926 2009-04-20 Richard Guenther <rguenther@suse.de>
10928 * expr.c (handled_component_p): Move ...
10929 * tree.h (handled_component_p): ... here.
10930 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10931 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10932 and REALPART_EXPR to be in one group.
10934 2009-04-20 Richard Guenther <rguenther@suse.de>
10936 * basic-block.h (get_all_dominated_blocks): Declare.
10937 * dominance.c (get_all_dominated_blocks): New function.
10938 * tree-cfg.c (get_all_dominated_blocks): Remove.
10939 (remove_edge_and_dominated_blocks): Adjust.
10940 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10941 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10942 instead of recursing.
10944 2009-04-20 Doug Kwan <dougkwan@google.com>
10946 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10947 (struct cgraph_node_set_def): New type.
10948 (cgraph_node_set) New type. Also declare vector functions.
10949 (struct cgraph_node_set_element_def): New type.
10950 (cgraph_node_set_element): Ditto.
10951 (cgraph_node_set_iterator): New iterator type.
10952 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10953 cgraph_node_set_remove, dump_cgraph_node_set,
10954 debug_cgraph_node_set): New prototypes.
10955 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10956 cgraph_node_set_size): New inlines.
10957 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10958 including cgraph.h.
10959 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10960 argument to function 'write_summary'.
10961 * ipa.c: Include ggc.h.
10962 (hash_cgraph_node_set_element,
10963 eq_cgraph_node_set_element, cgraph_node_set_new,
10964 cgraph_node_set_add, cgraph_node_set_remove,
10965 cgraph_node_set_find, dump_cgraph_node_set,
10966 debug_cgraph_node_set): New functions.
10967 * Makefile.in (ipa.o): Add dependency on GGC_H.
10969 2009-04-20 Ira Rosen <irar@il.ibm.com>
10971 PR tree-optimization/39675
10972 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10973 check of the return code of vect_schedule_slp. Check that
10974 stmt_vec_info still exists for the statement, before checking its
10975 vectorization type.
10977 2009-04-20 Michael Matz <matz@suse.de>
10979 * Makefile.in (generated_files): Take out $(simple_generated_c).
10981 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10983 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10984 (UINTPTR_TYPE): Likewise.
10986 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10989 * c-typeck.c (digest_init): Check for initializing an array with a
10992 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10995 * c-semantics.c (pop_stmt_list): Propagate
10996 STATEMENT_LIST_HAS_LABEL to parent statement list.
10998 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11000 * config/mips/mips.h (mips_tune_attr): New macro.
11001 * config/mips/mips.md (cpu): Use it.
11003 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11006 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11009 2009-04-19 Diego Novillo <dnovillo@google.com>
11011 * toplev.c (compile_file): Move call to coverage_finish ...
11012 * cgraphunit.c (ipa_passes): ... here.
11013 Call cgraph_process_new_functions.
11014 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11015 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11017 2009-04-19 Jan Hubicka <jh@suse.cz>
11019 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11021 (dump_cgraph_node): Dump can throw external flag.
11022 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11024 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11028 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11029 * common.opt (Wlogical-op): Move from here...
11030 * c.opt (Wlogical-op): ... to here.
11031 * c-typeck.c (parser_build_binary_op): Update call to
11032 warn_logical_operator.
11033 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11035 * c-common.c (warn_logical_op): Update.
11036 * c-common.h (warn_logical_op): Update declaration.
11038 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11040 * tree.c (protected_set_expr_location): Fix formatting.
11042 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11045 * c-typeck.c (readonly_warning): new.
11046 (build_unary_op, build_modify_expr): Use readonly_warning for
11047 storing into something readonly but not const-qualified.
11049 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11052 * c-typeck.c (build_unary_op): Check for taking address of
11053 expression of type void.
11055 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11058 * c-typeck.c (build_function_call): Check for calling a function
11059 with qualified void return types. Call require_complete_type when
11062 2009-04-18 Jan Hubicka <jh@suse.cz>
11064 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11066 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11067 can_throw_external flag.
11068 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11069 * ipa-pure-const.c (ignore_edge): New function.
11070 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11071 only over can_throw_external edges.
11072 (local_pure_const): Add nothrow flag.
11073 * ipa-utils.c (searchc): Add ignore_edge callback.
11074 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11075 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11076 (set_nothrow_function_flags): Update cgraph.
11077 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11079 2009-04-18 Richard Guenther <rguenther@suse.de>
11081 PR middle-end/39804
11082 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11083 (fold_stmt): ... this and ...
11084 (fold_stmt_inplace): ... this.
11085 (fold_stmt_1): Fold references in calls and asms.
11086 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11088 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11090 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11091 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11093 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11095 * tree.c (function_args_count): Remove.
11096 * tree.h: Remove the prototype for function_args_count.
11098 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11100 * tree-iterator.c (expr_only): Remove.
11101 * tree.h: Remove the prototype for expr_only.
11103 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11105 * reginfo.c (cannot_change_mode_set_regs): Remove.
11106 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11108 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11110 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11111 whether operands 0 and 1 overlaps.
11113 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11115 PR middle-end/36902
11116 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11117 pointer. Use warning_at instead of warning.
11118 (search_for_addr_array): Likewise.
11119 (check_array_bounds): Likewise.
11120 (check_all_array_refs): Check that the incoming edge is not in the
11121 list of edges to be removed.
11122 (check_all_array_refs): Avoid the temporal pointer.
11123 (vrp_visit_cond_stmt): Fix typo.
11124 (simplify_switch_using_ranges): Handle the case where the switch
11125 index is an integer constant.
11127 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11129 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11131 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11133 * doc/extend.texi, doc/invoke.texi: Fix typos.
11135 2009-04-17 Cary Coutant <ccoutant@google.com>
11137 * tree-flow-inline.h (get_lineno): Fix inverted test.
11139 2009-04-17 Diego Novillo <dnovillo@google.com>
11141 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11142 assertion for AVAIL_OUT.
11144 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11147 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11148 * config/sh/linux-atomic.asm: Likewise.
11150 2009-04-17 Diego Novillo <dnovillo@google.com>
11152 * except.c (debug_eh_tree): New.
11153 (struct eh_region, struct eh_status): Move ...
11154 * except.h: ... here.
11155 (add_type_for_runtime): Declare extern.
11156 (lookup_type_for_runtime): Likewise.
11157 (debug_eh_tree): Declare.
11158 * Makefile.in (GTFILES): List except.h before except.c
11160 2009-04-17 Diego Novillo <dnovillo@google.com>
11162 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11163 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11164 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11165 (find_vars_r): ... here.
11166 * tree-flow.h (find_referenced_vars_in): Declare.
11167 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11168 that AVAIL_OUT exists for BLOCK.
11169 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11170 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11171 (tree-parloops.o): Likewise.
11173 2009-04-17 Simon Baldwin <simonb@google.com>
11175 * toplev.c (default_tree_printer): Add handling for %E format.
11177 2009-04-17 Diego Novillo <dnovillo@google.com>
11179 * tree-pretty-print.c (dump_generic_node): Add break after
11180 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11181 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11182 FUNCTION_TYPE together. Call print_struct_decl when printing
11183 structures and TDF_SLIM is not given.
11184 (print_struct_decl): Fix logic for detecting recursion.
11186 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11189 * gcc.c (create_at_file): New.
11190 (compile_input_file_p): New.
11191 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11192 * main.c (main): Update call to toplev_main.
11193 * toplev.c (toplev_main): Change signature. Call expandargv.
11194 * toplev.h (toplev_main): Change signature.
11196 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11198 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11199 if the latter is not constant.
11201 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11203 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11205 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11207 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11208 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11210 2009-04-17 Richard Guenther <rguenther@suse.de>
11212 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11213 Handle component references view-converting an invariant address.
11215 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11217 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11218 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11219 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11220 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11221 Use @deftypevr rather than @deftypevar.
11223 2009-04-17 Richard Guenther <rguenther@suse.de>
11225 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11226 (get_prop_source_stmt): Likewise.
11227 (can_propagate_from): Likewise.
11229 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11231 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11232 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11233 (--with-multilib-list): Add default value.
11234 * configure: Regenerate.
11235 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11236 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11237 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11238 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11239 Don't add default cpu to multilib list unnecessarily, but do enable
11240 the relevant compiler option..
11241 Add support for --with-multilib-list=<blank> and
11242 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11243 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11244 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11245 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11246 TM_MULTILIB_CONFIG.
11247 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11248 (MULTILIB_OSDIRNAMES): New variable.
11249 * config/sh/t-1e: Delete file.
11250 * config/sh/t-mlib-sh1: Delete file.
11251 * config/sh/t-mlib-sh2: Delete file.
11252 * config/sh/t-mlib-sh2a: Delete file.
11253 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11254 * config/sh/t-mlib-sh2a-single: Delete file.
11255 * config/sh/t-mlib-sh2a-single-only: Delete file.
11256 * config/sh/t-mlib-sh2e: Delete file.
11257 * config/sh/t-mlib-sh3e: Delete file.
11258 * config/sh/t-mlib-sh4: Delete file.
11259 * config/sh/t-mlib-sh4-nofpu: Delete file.
11260 * config/sh/t-mlib-sh4-single: Delete file.
11261 * config/sh/t-mlib-sh4-single-only: Delete file.
11262 * config/sh/t-mlib-sh4a: Delete file.
11263 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11264 * config/sh/t-mlib-sh4a-single: Delete file.
11265 * config/sh/t-mlib-sh4a-single-only: Delete file.
11266 * config/sh/t-mlib-sh4al: Delete file.
11267 * config/sh/t-mlib-sh5-32media: Delete file.
11268 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11269 * config/sh/t-mlib-sh5-64media: Delete file.
11270 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11271 * config/sh/t-mlib-sh5-compact: Delete file.
11272 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11273 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11274 * doc/install.texi (Options specification): Add
11275 --with-multilib-list and --with-endian.
11277 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11279 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11281 (OBJS-common): Add plugin-version.o.
11282 (plugin-version.o): New.
11283 * gcc-plugin.h (plugin_gcc_version): New.
11284 (plugin_default_version_check): New.
11285 (plugin_init_func, plugin_init): Add version argument.
11286 * plugin-version.c: New.
11287 * plugin.c (str_plugin_gcc_version_name): New.
11288 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11289 pass it to the init function.
11290 (plugin_default_version_check): New.
11292 2009-04-17 Richard Guenther <rguenther@suse.de>
11294 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11295 for decl-vs-decl disambiguation.
11297 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11299 * config/s390/s390.h (s390_tune_attr): New macro definition.
11300 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11302 2009-04-17 Richard Guenther <rguenther@suse.de>
11304 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11305 (fold_stmt_r): Likewise.
11306 (maybe_fold_reference): New function.
11307 (fold_gimple_assign): Handle cases fold_stmt_r did.
11308 (fold_stmt): Do not use fold_stmt_r.
11309 (fold_stmt_inplace): Likewise.
11311 2009-04-17 Richard Guenther <rguenther@suse.de>
11313 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11314 (record_equivalences_from_stmt): Remove useless checks and
11316 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11317 the type is already suitable.
11319 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11321 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11323 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11325 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11326 (CMPtype): Define as __gcc_CMPtype.
11328 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11330 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11331 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11333 2009-04-17 Richard Guenther <rguenther@suse.de>
11335 PR tree-optimization/39746
11336 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11337 special-casing for builtins and static variable use/def.
11338 (call_may_clobber_ref_p_1): Likewise.
11340 2009-04-16 Ian Lance Taylor <iant@google.com>
11342 * df.h: Include "timevar.h".
11343 (struct df_problem): Change tv_id field to timevar_id_t.
11344 * tree-pass.h: Include "timevar.h".
11345 (struct opt_pass): Change tv_id field to timevar_id_t.
11346 * timevar.h (timevar_id_t): Define TV_NONE.
11347 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11348 TV_NONE rather than tv_id != 0.
11349 (execute_one_pass): Likewise.
11350 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11351 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11352 dependencies to $(TREE_PASS_H).
11353 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11355 (pass_branch_target_load_optimize2): Likewise.
11356 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11357 (pass_outof_cfg_layout_mode): Likewise.
11358 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11359 (pass_rebuild_cgraph_edges): Likewise.
11360 (pass_remove_cgraph_callee_edges): Likewise.
11361 * df-core.c (pass_df_initialize_opt): Likewise.
11362 (pass_df_initialize_no_opt): Likewise.
11363 (pass_df_finish): Likewise.
11364 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11365 * except.c (pass_set_nothrow_function_flags): Likewise.
11366 (pass_convert_to_eh_region_ranges): Likewise.
11367 * final.c (pass_compute_alignments): Likewise.
11368 * function.c (pass_instantiate_virtual_regs): Likewise.
11369 (pass_init_function): Likewise.
11370 (pass_leaf_regs): Likewise.
11371 (pass_match_asm_constraints): Likewise.
11372 * gimple-low.c (pass_lower_cf): Likewise.
11373 (pass_mark_used_blocks): Likewise.
11374 * init-regs.c (pass_initialize_regs): Likewise.
11375 * integrate.c (pass_initial_value_sets): Likewise.
11376 * ira.c (pass_ira): Likewise.
11377 * jump.c (pass_cleanup_barriers): Likewise.
11378 * omp-low.c (pass_expand_omp): Likewise.
11379 (pass_lower_omp): Likewise.
11380 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11381 * recog.c (pass_split_all_insns): Likewise.
11382 (pass_split_after_reload): Likewise.
11383 (pass_split_before_regstack): Likewise.
11384 (pass_split_before_sched2): Likewise.
11385 (pass_split_for_shorten_branches): Likewise.
11386 * reginfo.c (pass_reginfo_init): Likewise.
11387 (pass_subregs_of_mode_init): Likewise.
11388 (pass_subregs_of_mode_finish): Likewise.
11389 * passes.c (pass_postreload): Likewise.
11390 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11391 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11392 (pass_warn_function_return): Likewise.
11393 (pass_warn_function_noreturn): Likewise.
11394 * tree-complex.c (pass_lower_complex): Likewise.
11395 (pass_lower_complex_O0): Likewise.
11396 * tree-if-conv.c (pass_if_conversion): Likewise.
11397 * tree-into-ssa.c (pass_build_ssa): Likewise.
11398 * tree-mudflap.c (pass_mudflap_1): Likewise.
11399 (pass_mudflap_2): Likewise.
11400 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11401 (pass_mudflap_2): Likewise.
11402 * tree-nrv.c (pass_return_slot): Likewise.
11403 * tree-object-size.c (pass_object_sizes): Likewise.
11404 * tree-optimize.c (pass_all_optimizations): Likewise.
11405 (pass_early_local_passes): Likewise.
11406 (pass_all_early_optimizations): Likewise.
11407 (pass_cleanup_cfg): Likewise.
11408 (pass_cleanup_cfg_post_optimizing): Likewise.
11409 (pass_free_datastructures): Likewise.
11410 (pass_free_cfg_annotations): Likewise.
11411 (pass_fixup_cfg): Likewise.
11412 (pass_init_datastructures): Likewise.
11413 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11414 (pass_late_warn_uninitialized): Likewise.
11415 (pass_update_address_taken): Likewise.
11416 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11417 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11418 (pass_cse_sincos): Likewise.
11419 (pass_convert_to_rsqrt): Likewise.
11420 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11421 * tree-stdarg.c (pass_stdarg): Likewise.
11422 * tree-tailcall.c (pass_tail_recursion): Likewise.
11423 (pass_tail_calls): Likewise.
11424 * tree-vect-generic.c (pass_lower_vector): Likewise.
11425 (pass_lower_vector_ssa): Likewise.
11426 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11428 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11430 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11432 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11434 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11435 logical and signext.
11437 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11440 * config/sh/predicates.md (arith_operand): Check if the operand
11441 of TRUNCATE is a REG.
11443 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11445 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11446 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11448 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11450 * tree-iterator.c (tsi_split_statement_list_after,
11451 tsi_split_statement_list_before): Remove.
11452 * tree-iterator.h: Remove the prototypes for
11453 tsi_split_statement_list_after and tsi_split_statement_list_before.
11455 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11457 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11458 * tree-ssa-propagate.h: Remove the prototype for
11459 stmt_makes_single_load.
11461 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11463 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11464 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11466 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11468 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11470 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11472 * except.c (eh_region_outer_p): Remove.
11473 * except.h: Remove the prototype for eh_region_outer_p.
11475 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11477 * function.c (current_function_assembler_name): Remove.
11478 * function.h: Remove the prototype for
11479 current_function_assembler_name.
11481 2009-04-16 Ian Lance Taylor <iant@google.com>
11483 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11484 (add_reg_note): Call alloc_reg_note.
11485 * rtl.h (alloc_reg_note): Declare.
11486 * combine.c (try_combine): Use alloc_reg_note.
11487 (recog_for_combine, move_deaths): Likewise.
11488 (distribute_notes): Use alloc_reg_note and add_reg_note.
11489 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11490 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11491 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11493 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11495 PR rtl-optimization/39762
11496 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11497 ira_may_move_out_cost): Add comments about way of their usage.
11498 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11500 * ira-conflicts.c (process_regs_for_copy): Use function
11501 ira_get_register_move_cost instead of global
11502 ira_register_move_cost.
11504 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11505 color_pass, move_spill_restore, update_curr_costs): Ditto.
11507 * ira-lives.c (process_single_reg_class_operands): Ditto.
11509 * ira-emit.c (emit_move_list): Ditto.
11511 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11512 (record_reg_classes): Ditto. Use functions
11513 ira_get_register_move_cost and ira_get_may_move_cost instead of
11514 global vars ira_register_move_cost, ira_may_move_out_cost and
11515 ira_may_move_in_cost.
11516 (record_address_regs): Don't call ira_init_register_move_cost.
11517 Use function ira_get_may_move_cost instead of global
11518 ira_may_move_in_cost.
11519 (process_bb_node_for_hard_reg_moves): Use function
11520 ira_get_register_move_cost instead of global ira_register_move_cost.
11521 (ira_costs): Don't call ira_init_register_move_cost.
11523 2009-04-16 Richard Guenther <rguenther@suse.de>
11525 * tree-cfg.c (verify_gimple_assign_binary):
11526 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11527 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11528 (create_general_new_stmt): Note that this function is broken.
11530 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11532 * common.opt (fhelp): Add Var(help_flag).
11533 * gcc-plugin.h (plugin_info): Add help.
11534 * plugin.c (plugin_name_args): Add help.
11535 (register_plugin_info): Set plugin->help.
11536 (print_help_one_plugin): New.
11537 (print_plugins_help): New.
11538 * plugin.h (print_plugins_help): New.
11539 * toplev.c (toplev_main): Call print_plugins_help if needed.
11541 2009-04-16 Richard Guenther <rguenther@suse.de>
11543 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11544 (gimple_ior_addresses_taken_1): New function.
11545 (gimple_ior_addresses_taken): Likewise.
11546 * gimple.h (struct gimple_statement_with_ops_base): Remove
11547 addresses_taken member.
11548 (gimple_ior_addresses_taken): Declare.
11549 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11550 gimple_set_addresses_taken): Remove.
11551 * ipa-reference.c (mark_address): New function.
11552 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11553 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11554 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11555 (gimple_add_to_addresses_taken): Remove.
11556 (get_tmr_operands): Call mark_address_taken.
11557 (get_asm_expr_operands): Likewise.
11558 (get_expr_operands): Likewise.
11559 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11560 (free_stmt_operands): Do not free it.
11561 * tree-ssa.c (delete_tree_ssa): Likewise.
11562 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11564 2009-04-16 Richard Guenther <rguenther@suse.de>
11566 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11567 (walk_stmt_load_store_ops): Likewise.
11568 * gimple.c (get_base_loadstore): New function.
11569 (walk_stmt_load_store_addr_ops): Likewise.
11570 (walk_stmt_load_store_ops): Likewise.
11571 * ipa-pure-const.c (check_op): Simplify.
11572 (check_load, check_store): New functions.
11573 (check_stmt): Use walk_stmt_load_store_ops.
11574 * ipa-reference.c (mark_load): Adjust signature.
11575 (mark_store): Likewise.
11576 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11578 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11580 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11581 (plugin_info): New.
11582 * opts.c (common_handle_option): Don't call print_version.
11583 * plugin.c (plugin_name_args): Add version.
11584 (register_plugin_info): New.
11585 (register_callback): Handle PLUGIN_INFO.
11586 (try_init_one_plugin): New.
11587 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11589 (finalize_one_plugin): New.
11590 (finalize_plugins): New.
11591 (print_one_plugin): New.
11592 (print_plugins_versions): New.
11593 * plugin.h (print_plugins_versions): New.
11594 (finalize_plugins): New.
11595 * toplev.c (compile_file): Don't call initialize_plugins.
11596 (print_version): Call print_plugins_versions.
11597 (toplev_main): Call initialize_plugins. Print version if needed.
11598 Call finalize_plugins.
11600 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11602 * common.opt (fversion): New.
11603 * gcc.c (print_version): New.
11604 (process_command): Don't print the version. Just set print_version.
11605 (main): Print version. Call subprocesses if print_version and
11606 verbose_flag are set.
11607 * opts.c (common_handle_option): Handle OPT_fversion.
11609 2009-04-16 Richard Guenther <rguenther@suse.de>
11610 Ira Rosen <irar@il.ibm.com>
11612 PR tree-optimization/39698
11613 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11614 type of the reduction variable. Only generate the def if
11617 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11618 make sure to first convert to an integer of the same precision.
11619 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11620 the type of the evolution correctly in computing the new
11621 induction variable base.
11623 2009-04-16 Richard Guenther <rguenther@suse.de>
11625 PR middle-end/39625
11626 * tree-cfg.c (make_blocks): Split statements with to-be
11627 abnormal SSA names on the lhs.
11629 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11631 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11632 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11633 * c-typeck.c (really_start_incremental_init): Likewise.
11634 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11635 (TARGET_INITIALIZER): Remove it.
11636 * target.h (struct target): Remove vector_opaque_p.
11637 * tree.c (build_opaque_vector_type): New.
11638 * tree.h (TYPE_VECTOR_OPAQUE): New.
11639 (build_opaque_vector_type): Declare.
11640 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11641 * config/rs6000/rs6000.c (build_opaque_vector_type,
11642 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11643 (rs6000_init_builtins): Use build_opaque_vector_type for
11644 opaque_V4SI_type_node.
11646 2009-04-15 Catherine Moore <clm@codesourcery.com>
11648 * debug.h (set_name): Declare.
11649 * dwarf2out.c (dwarf2out_set_name): Declare.
11650 (dwarf2_debug_hooks): Add set_name.
11651 (find_AT_string): New.
11652 (add_AT_string): Call find_AT_string.
11653 (dwarf2out_set_name): New.
11654 * cp/decl.c (grokdeclarator): Call set_name.
11655 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11656 * debug.c (do_nothing_debug_hooks): Likewise.
11657 * dbxout.c (dbx_debug_hooks): Likewise.
11658 * sdbout.c (sdb_debug_hooks): Likewise.
11660 2009-04-15 Michael Eager <eager@eagercon.com>
11662 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11663 reg for single-precision FPU.
11664 * config/rs6000/rs6000.md (movsi_internal1): Only for
11665 !TARGET_SINGLE_FPU.
11666 (movsi_internal1_single): New. Add pattern to move SI values to/from
11667 single-precision FP regs.
11669 2009-04-15 Richard Guenther <rguenther@suse.de>
11671 * omp-low.c (lower_rec_input_clauses): Build correct address
11673 (expand_omp_for_generic): Fix multiplication type.
11674 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11675 (generate_memset_zero): Fix types.
11676 * tree-profile.c (prepare_instrumented_value): Correctly
11679 2009-04-15 Ian Lance Taylor <iant@google.com>
11681 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11682 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11683 for -Wall and for -Wc++-compat.
11684 (c_common_post_options): For C++, set warn_enum_compare if not
11686 * c-tree.h (struct c_expr): Add field original_type.
11687 (build_external_ref): Update declaration.
11688 * c-parser.c (c_parser_braced_init): Set original_type.
11689 (c_parser_initelt): Likewise.
11690 (c_parser_expr_no_commas): Likewise.
11691 (c_parser_conditional_expression): Likewise.
11692 (c_parser_cast_expression): Likewise.
11693 (c_parser_unary_expression): Likewise. Pull setting of
11694 original_code to top of function.
11695 (c_parser_sizeof_expression): Set original_type.
11696 (c_parser_alignof_expression): Likewise.
11697 (c_parser_postfix_expression): Likewise. Pull setting of
11698 original_code to top of function.
11699 (c_parser_postfix_expression_after_paren_type): Set original_type.
11700 (c_parser_postfix_expression_after_primary): Likewise.
11701 (c_parser_expression): Likewise.
11702 * c-typeck.c (build_external_ref): Add type parameter. Change all
11704 (c_expr_sizeof_expr): Set original_type field.
11705 (parser_build_unary_op): Likewise.
11706 (parser_build_binary_op): Likewise. Optionally warn about
11707 comparisons of enums of different types.
11708 (digest_init): Set original_type field.
11709 (really_start_incremental_init): Likewise.
11710 (push_init_level, pop_init_level): Likewise.
11711 * doc/invoke.texi (Warning Options): -Wenum-compare now
11714 2009-04-15 Richard Guenther <rguenther@suse.de>
11716 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11717 out a necessary conversion.
11718 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11719 names we didn't value number.
11720 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11722 2009-04-15 Richard Guenther <rguenther@suse.de>
11724 PR tree-optimization/39764
11725 * tree-ssa-ccp.c (get_value): Canonicalize value with
11726 canonicalize_float_value.
11728 2009-04-15 Jan Hubicka <jh@suse.cz>
11730 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11731 Wrong version of patch.
11733 2009-04-15 Jan Hubicka <jh@suse.cz>
11735 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11737 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11739 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11740 our distinct integral and vector types.
11742 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11744 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11745 * init.c (build_vtbl_address): Remove call to assemble_external.
11747 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11749 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11750 output for other floating point modes.
11752 2009-04-14 Diego Novillo <dnovillo@google.com>
11754 * diagnostic.c (diagnostic_report_diagnostic): Do not
11755 warn about loaded plugins for DK_ERROR and DK_WARNING.
11756 * c-decl.c (declspecs_add_type): Move call to
11757 invoke_plugin_callbacks ...
11758 * c-parser.c (c_parser_declspecs): ... here.
11759 * plugin.c (dump_active_plugins): Tidy output.
11761 2009-04-14 Diego Novillo <dnovillo@google.com>
11762 Le-Chun Wu <lcwu@google.com>
11764 * configure.ac: Add --enable-plugin support.
11765 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11766 * Makefile.in (PLUGIN_H): Define.
11767 Export ENABLE_PLUGIN and GMPINC to site.exp.
11768 Add PLUGINLIBS to link command.
11769 Add/modify dependencies for plugin.o and files including plugin.h.
11771 * config.in: Regenerate.
11773 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11776 2009-04-14 Le-Chun Wu <lcwu@google.com>
11778 * tree-pass.h (register_one_dump_file): Add a prototype for
11779 register_one_dump_file.
11780 * toplev.c (compile_file): Call initialize_plugins.
11781 (do_compile): Call invoke_plugin_callbacks.
11782 (toplev_main): Call invoke_plugin_callbacks.
11783 * common.opt: Add -fplugin= and -fplugin-arg-.
11784 * gcc-plugin.h: New public header file for plugins to include.
11785 * plugin.c: New source file.
11786 * plugin.h: New internal header file.
11787 * passes.c (register_one_dump_file): Make it external.
11789 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11791 2009-04-14 Diego Novillo <dnovillo@google.com>
11793 * doc/plugins.texi: New.
11794 * doc/gccint.texi: Add reference to Plugins chapter.
11795 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11796 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11797 loaded plugins, if any.
11798 * timevar.def (TV_PLUGIN_INIT): Define.
11799 (TV_PLUGIN_RUN): Define.
11800 * plugin.c: Include timevar.h
11801 (plugins_active_p): New.
11802 (dump_active_plugins): New.
11803 (debug_active_plugins): New.
11805 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11807 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11809 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11811 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11813 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11814 the same as a minus without a shift.
11816 2009-04-14 Nick Clifton <nickc@redhat.com>
11818 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11819 comparisons with small integers will always produce a short
11822 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11825 2008-12-19 Diego Novillo <dnovillo@google.com>
11827 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11829 2009-04-14 Richard Guenther <rguenther@suse.de>
11831 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11833 (verify_gimple_assign_binary): Likewise. Handle shifts and
11835 (verify_gimple_phi): Print the mismatched argument position.
11836 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11838 (vect_update_init_of_dr): Likewise.
11839 * matrix-reorg.c (transform_access_sites): Do what the
11841 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11843 2009-04-13 Michael Eager <eager@eagercon.com>
11845 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11846 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11847 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11848 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11849 remove duplicate config
11851 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11853 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11854 file_name:line_number type locator of the call site.
11856 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11858 * genautomata.c: Put blank after comma.
11859 (automaton_decls): New.
11860 (struct unit_usage): Add comments to member next.
11861 (store_alt_unit_usage): Keep the list ordered.
11862 (unit_present_on_list_p, equal_alternatives_p): New.
11863 (check_regexp_units_distribution): Check units distribution
11864 correctness correctly.
11865 (main): Don't write automata if error is found. Return correct
11868 * config/m68k/cf.md (cfv4_ds): Remove.
11869 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11870 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11872 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11873 power4-load-ext, power4-store, power4-store-update,
11874 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11875 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11876 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11877 power4-sqrt, power4-isync): Modify reservation to make correct
11878 unit distribution to automata.
11880 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11881 power5-store-update, power5-two, power5-three, power5-lmul,
11882 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11884 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11886 * except.c (pass_set_nothrow_function_flags): Set name and add
11888 (set_nothrow_function_flags): Mention in the dump file when
11889 changing a function to nothrow.
11891 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11894 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11895 instead of unsigned long.
11897 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11899 * config/arm/arm.c (return_used_this_function): Remove.
11900 (arm_output_function_prologue): Remove use of
11901 return_used_this_function.
11902 (output_return_instruction): Replace use of
11903 return_used_this_function
11904 by cfun->machine->return_used_this_function.
11905 (arm_output_epilogue): Likewise.
11906 (arm_output_function_epilogue): Likewise.
11907 (thumb_unexpanded_epilogue): Likewise.
11908 * config/arm/arm.h (struct machine_function):
11909 New member return_used_this_function.
11911 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11913 * doc/install.texi: Correct description of default directory for
11914 --with-gxx-include-dir.
11916 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11918 * fold-const.c (build_range_check): Properly deal with enumeral and
11919 boolean base types.
11921 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11923 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11924 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11925 * params.h (MAX_GCSE_PASSES): Remove.
11926 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11927 in sequence. Remove ability to run multiple passes.
11928 (bypass_jumps): Report run as third CPROP pass.
11930 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11932 PR middle-end/39651
11933 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11934 when deciding whether the whole SEQUENCE can throw.
11936 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11939 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11940 offseted label references.
11942 2009-04-11 Jan Hubicka <jh@suse.cz>
11944 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11946 2009-04-11 Richard Guenther <rguenther@suse.de>
11948 PR middle-end/39732
11949 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11950 return variables as TREE_ADDRESSABLE.
11952 2009-04-11 Richard Guenther <rguenther@suse.de>
11954 PR tree-optimization/39713
11955 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11956 reference trees have SSA_NAME operands.
11958 2009-04-11 Richard Guenther <rguenther@suse.de>
11961 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11962 address expressions.
11964 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11966 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11967 match changes in Cygwin 1.7
11968 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11969 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11971 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11973 PR tree-optimization/39701
11974 * doc/invoke.texi (Optimization Options): Document change in
11975 meaning and initialization of -fdelete-null-pointer-checks.
11977 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11979 PR middle-end/39701
11980 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11982 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11985 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11987 2009-04-10 Chao-ying Fu <fu@mips.com>
11989 * doc/tm.texi (Instruction Output): Document
11990 TARGET_ASM_FINAL_POSTSCAN_INSN.
11991 * target.h (final_postscan_insn): New field in asm_out.
11992 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11993 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11994 * final.c (final_scan_insn): Call
11995 targetm.asm_out.final_postscan_insn after outputting
11996 an asm macro and a normal instruction.
11998 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11999 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12000 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12001 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12002 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12004 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12006 PR middle-end/39701
12007 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12008 variables as non-NULL even with -fdelete-null-pointer-checks.
12010 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12012 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12014 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12017 * config/i386/i386.c (classify_argument): Handle SCmode with
12018 (bit_offset % 64) != 0.
12020 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12022 * doc/invoke.texi (Optimize Options): Add cross-reference to
12023 -Q --help=optimizers examples.
12025 2009-04-10 Ben Elliston <bje@au.ibm.com>
12028 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12029 regalign for the reg == fpr and TDmode case.
12031 2009-04-09 David Ayers <ayers@fsfe.org>
12034 * objc/objc-act.c (warn_with_method): Remove helper function.
12035 (check_duplicates): Call warning and inform directly.
12036 (really_start_method): Likewise.
12038 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12040 * expmed.c (expand_divmod): Always use a comparison for a division
12041 by a large unsigned integer.
12043 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12044 for things others than variables or functions as nonzero.
12046 2009-04-09 Nick Clifton <nickc@redhat.com>
12048 * unwind-compat.c: Change copyright header to refer to version
12049 3 of the GNU General Public License with version 3.1 of the
12050 GCC Runtime Library Exception and to point readers at the
12051 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12052 * config/alpha/crtfastmath.c: Likewise.
12053 * config/alpha/linux-unwind.h: Likewise.
12054 * config/alpha/qrnnd.asm: Likewise.
12055 * config/alpha/vms-crt0-64.c: Likewise.
12056 * config/alpha/vms-crt0.c: Likewise.
12057 * config/alpha/vms-dwarf2.asm: Likewise.
12058 * config/alpha/vms-dwarf2eh.asm: Likewise.
12059 * config/alpha/vms-psxcrt0-64.c: Likewise.
12060 * config/alpha/vms-psxcrt0.c: Likewise.
12061 * config/alpha/vms_tramp.asm: Likewise.
12062 * config/arc/initfini.c: Likewise.
12063 * config/arc/lib1funcs.asm: Likewise.
12064 * config/arm/bpabi-v6m.S: Likewise.
12065 * config/arm/bpabi.S: Likewise.
12066 * config/arm/bpabi.c: Likewise.
12067 * config/arm/crti.asm: Likewise.
12068 * config/arm/crtn.asm: Likewise.
12069 * config/arm/ieee754-df.S: Likewise.
12070 * config/arm/ieee754-sf.S: Likewise.
12071 * config/arm/lib1funcs.asm: Likewise.
12072 * config/arm/libunwind.S: Likewise.
12073 * config/arm/linux-atomic.c: Likewise.
12074 * config/arm/mmintrin.h: Likewise.
12075 * config/arm/pr-support.c: Likewise.
12076 * config/arm/unaligned-funcs.c: Likewise.
12077 * config/arm/unwind-arm.c: Likewise.
12078 * config/arm/unwind-arm.h: Likewise.
12079 * config/avr/libgcc.S: Likewise.
12080 * config/bfin/crti.s: Likewise.
12081 * config/bfin/crtlibid.s: Likewise.
12082 * config/bfin/crtn.s: Likewise.
12083 * config/bfin/lib1funcs.asm: Likewise.
12084 * config/bfin/linux-unwind.h: Likewise.
12085 * config/cris/arit.c: Likewise.
12086 * config/cris/cris_abi_symbol.c: Likewise.
12087 * config/darwin-64.c: Likewise.
12088 * config/darwin-crt2.c: Likewise.
12089 * config/darwin-crt3.c: Likewise.
12090 * config/darwin.h: Likewise.
12091 * config/dbxelf.h: Likewise.
12092 * config/dfp-bit.c: Likewise.
12093 * config/dfp-bit.h: Likewise.
12094 * config/elfos.h: Likewise.
12095 * config/fixed-bit.c: Likewise.
12096 * config/fixed-bit.h: Likewise.
12097 * config/fp-bit.c: Likewise.
12098 * config/fp-bit.h: Likewise.
12099 * config/fr30/crti.asm: Likewise.
12100 * config/fr30/crtn.asm: Likewise.
12101 * config/fr30/lib1funcs.asm: Likewise.
12102 * config/freebsd-spec.h: Likewise.
12103 * config/frv/cmovd.c: Likewise.
12104 * config/frv/cmovh.c: Likewise.
12105 * config/frv/cmovw.c: Likewise.
12106 * config/frv/frvbegin.c: Likewise.
12107 * config/frv/frvend.c: Likewise.
12108 * config/frv/lib1funcs.asm: Likewise.
12109 * config/glibc-stdint.h: Likewise.
12110 * config/h8300/clzhi2.c: Likewise.
12111 * config/h8300/crti.asm: Likewise.
12112 * config/h8300/crtn.asm: Likewise.
12113 * config/h8300/ctzhi2.c: Likewise.
12114 * config/h8300/fixunssfsi.c: Likewise.
12115 * config/h8300/lib1funcs.asm: Likewise.
12116 * config/h8300/parityhi2.c: Likewise.
12117 * config/h8300/popcounthi2.c: Likewise.
12118 * config/i386/ammintrin.h: Likewise.
12119 * config/i386/att.h: Likewise.
12120 * config/i386/avxintrin.h: Likewise.
12121 * config/i386/biarch64.h: Likewise.
12122 * config/i386/bmmintrin.h: Likewise.
12123 * config/i386/cpuid.h: Likewise.
12124 * config/i386/cross-stdarg.h: Likewise.
12125 * config/i386/crtfastmath.c: Likewise.
12126 * config/i386/crtprec.c: Likewise.
12127 * config/i386/cygming-crtbegin.c: Likewise.
12128 * config/i386/cygming-crtend.c: Likewise.
12129 * config/i386/cygwin.asm: Likewise.
12130 * config/i386/emmintrin.h: Likewise.
12131 * config/i386/gmm_malloc.h: Likewise.
12132 * config/i386/gthr-win32.c: Likewise.
12133 * config/i386/i386.h: Likewise.
12134 * config/i386/immintrin.h: Likewise.
12135 * config/i386/linux-unwind.h: Likewise.
12136 * config/i386/linux64.h: Likewise.
12137 * config/i386/mm3dnow.h: Likewise.
12138 * config/i386/mmintrin-common.h: Likewise.
12139 * config/i386/mmintrin.h: Likewise.
12140 * config/i386/nmmintrin.h: Likewise.
12141 * config/i386/pmm_malloc.h: Likewise.
12142 * config/i386/pmmintrin.h: Likewise.
12143 * config/i386/smmintrin.h: Likewise.
12144 * config/i386/sol2-c1.asm: Likewise.
12145 * config/i386/sol2-ci.asm: Likewise.
12146 * config/i386/sol2-cn.asm: Likewise.
12147 * config/i386/sol2-gc1.asm: Likewise.
12148 * config/i386/tmmintrin.h: Likewise.
12149 * config/i386/unix.h: Likewise.
12150 * config/i386/w32-unwind.h: Likewise.
12151 * config/i386/wmmintrin.h: Likewise.
12152 * config/i386/x86-64.h: Likewise.
12153 * config/i386/x86intrin.h: Likewise.
12154 * config/i386/xmmintrin.h: Likewise.
12155 * config/ia64/crtbegin.asm: Likewise.
12156 * config/ia64/crtend.asm: Likewise.
12157 * config/ia64/crtfastmath.c: Likewise.
12158 * config/ia64/crti.asm: Likewise.
12159 * config/ia64/crtn.asm: Likewise.
12160 * config/ia64/fde-glibc.c: Likewise.
12161 * config/ia64/lib1funcs.asm: Likewise.
12162 * config/ia64/linux-unwind.h: Likewise.
12163 * config/ia64/quadlib.c: Likewise.
12164 * config/ia64/unwind-ia64.c: Likewise.
12165 * config/linux.h: Likewise.
12166 * config/m32c/m32c-lib1.S: Likewise.
12167 * config/m32c/m32c-lib2-trapv.c: Likewise.
12168 * config/m32c/m32c-lib2.c: Likewise.
12169 * config/m32r/initfini.c: Likewise.
12170 * config/m68hc11/larith.asm: Likewise.
12171 * config/m68hc11/m68hc11-crt0.S: Likewise.
12172 * config/m68k/cf.md: Likewise.
12173 * config/m68k/crti.s: Likewise.
12174 * config/m68k/crtn.s: Likewise.
12175 * config/m68k/lb1sf68.asm: Likewise.
12176 * config/m68k/linux-unwind.h: Likewise.
12177 * config/mcore/crti.asm: Likewise.
12178 * config/mcore/crtn.asm: Likewise.
12179 * config/mcore/lib1.asm: Likewise.
12180 * config/mips/linux-unwind.h: Likewise.
12181 * config/mips/loongson.h: Likewise.
12182 * config/mips/mips16.S: Likewise.
12183 * config/mmix/crti.asm: Likewise.
12184 * config/mmix/crtn.asm: Likewise.
12185 * config/pa/fptr.c: Likewise.
12186 * config/pa/hpux-unwind.h: Likewise.
12187 * config/pa/lib2funcs.asm: Likewise.
12188 * config/pa/linux-atomic.c: Likewise.
12189 * config/pa/linux-unwind.h: Likewise.
12190 * config/pa/milli64.S: Likewise.
12191 * config/pa/quadlib.c: Likewise.
12192 * config/pa/stublib.c: Likewise.
12193 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12194 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12195 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12196 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12197 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12198 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12199 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12200 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12201 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12202 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12203 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12204 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12205 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12206 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12207 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12208 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12209 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12210 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12211 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12212 * config/rs6000/750cl.h: Likewise.
12213 * config/rs6000/altivec.h: Likewise.
12214 * config/rs6000/biarch64.h: Likewise.
12215 * config/rs6000/crtresfpr.asm: Likewise.
12216 * config/rs6000/crtresgpr.asm: Likewise.
12217 * config/rs6000/crtresxfpr.asm: Likewise.
12218 * config/rs6000/crtresxgpr.asm: Likewise.
12219 * config/rs6000/crtsavfpr.asm: Likewise.
12220 * config/rs6000/crtsavgpr.asm: Likewise.
12221 * config/rs6000/darwin-asm.h: Likewise.
12222 * config/rs6000/darwin-fallback.c: Likewise.
12223 * config/rs6000/darwin-fpsave.asm: Likewise.
12224 * config/rs6000/darwin-ldouble.c: Likewise.
12225 * config/rs6000/darwin-tramp.asm: Likewise.
12226 * config/rs6000/darwin-unwind.h: Likewise.
12227 * config/rs6000/darwin-vecsave.asm: Likewise.
12228 * config/rs6000/darwin-world.asm: Likewise.
12229 * config/rs6000/e500crtres32gpr.asm: Likewise.
12230 * config/rs6000/e500crtres64gpr.asm: Likewise.
12231 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12232 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12233 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12234 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12235 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12236 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12237 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12238 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12239 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12240 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12241 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12242 * config/rs6000/eabi-ci.asm: Likewise.
12243 * config/rs6000/eabi-cn.asm: Likewise.
12244 * config/rs6000/eabi.asm: Likewise.
12245 * config/rs6000/linux-unwind.h: Likewise.
12246 * config/rs6000/linux64.h: Likewise.
12247 * config/rs6000/paired.h: Likewise.
12248 * config/rs6000/paired.md: Likewise.
12249 * config/rs6000/ppc64-fp.c: Likewise.
12250 * config/rs6000/ppu_intrinsics.h: Likewise.
12251 * config/rs6000/rs6000.h: Likewise.
12252 * config/rs6000/si2vmx.h: Likewise.
12253 * config/rs6000/sol-ci.asm: Likewise.
12254 * config/rs6000/sol-cn.asm: Likewise.
12255 * config/rs6000/spe.h: Likewise.
12256 * config/rs6000/spu2vmx.h: Likewise.
12257 * config/rs6000/sysv4.h: Likewise.
12258 * config/rs6000/tramp.asm: Likewise.
12259 * config/rs6000/vec_types.h: Likewise.
12260 * config/s390/linux-unwind.h: Likewise.
12261 * config/s390/tpf-unwind.h: Likewise.
12262 * config/score/crti.asm: Likewise.
12263 * config/score/crtn.asm: Likewise.
12264 * config/sh/crt1.asm: Likewise.
12265 * config/sh/crti.asm: Likewise.
12266 * config/sh/crtn.asm: Likewise.
12267 * config/sh/divtab-sh4-300.c: Likewise.
12268 * config/sh/divtab-sh4.c: Likewise.
12269 * config/sh/divtab.c: Likewise.
12270 * config/sh/lib1funcs-4-300.asm: Likewise.
12271 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12272 * config/sh/lib1funcs.asm: Likewise.
12273 * config/sh/lib1funcs.h: Likewise.
12274 * config/sh/linux-atomic.asm: Likewise.
12275 * config/sh/linux-unwind.h: Likewise.
12276 * config/sh/shmedia.h: Likewise.
12277 * config/sh/sshmedia.h: Likewise.
12278 * config/sh/ushmedia.h: Likewise.
12279 * config/sparc/crtfastmath.c: Likewise.
12280 * config/sparc/linux-unwind.h: Likewise.
12281 * config/sparc/sol2-c1.asm: Likewise.
12282 * config/sparc/sol2-ci.asm: Likewise.
12283 * config/sparc/sol2-cn.asm: Likewise.
12284 * config/spu/divmodti4.c: Likewise.
12285 * config/spu/divv2df3.c: Likewise.
12286 * config/spu/float_disf.c: Likewise.
12287 * config/spu/float_unsdidf.c: Likewise.
12288 * config/spu/float_unsdisf.c: Likewise.
12289 * config/spu/float_unssidf.c: Likewise.
12290 * config/spu/mfc_multi_tag_release.c: Likewise.
12291 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12292 * config/spu/mfc_tag_release.c: Likewise.
12293 * config/spu/mfc_tag_reserve.c: Likewise.
12294 * config/spu/mfc_tag_table.c: Likewise.
12295 * config/spu/multi3.c: Likewise.
12296 * config/spu/spu_internals.h: Likewise.
12297 * config/spu/spu_intrinsics.h: Likewise.
12298 * config/spu/spu_mfcio.h: Likewise.
12299 * config/spu/vec_types.h: Likewise.
12300 * config/spu/vmx2spu.h: Likewise.
12301 * config/stormy16/stormy16-lib2.c: Likewise.
12302 * config/svr4.h: Likewise.
12303 * config/sync.c: Likewise.
12304 * config/v850/lib1funcs.asm: Likewise.
12305 * config/vxlib-tls.c: Likewise.
12306 * config/vxlib.c: Likewise.
12307 * config/vxworks-dummy.h: Likewise.
12308 * config/xtensa/crti.asm: Likewise.
12309 * config/xtensa/crtn.asm: Likewise.
12310 * config/xtensa/ieee754-df.S: Likewise.
12311 * config/xtensa/ieee754-sf.S: Likewise.
12312 * config/xtensa/lib1funcs.asm: Likewise.
12313 * config/xtensa/lib2funcs.S: Likewise.
12314 * config/xtensa/linux-unwind.h: Likewise.
12315 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12316 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12317 * coretypes.h: Likewise.
12318 * crtstuff.c: Likewise.
12319 * defaults.h: Likewise.
12320 * dwarf2.h: Likewise.
12321 * emutls.c: Likewise.
12322 * gbl-ctors.h: Likewise.
12323 * gcov-io.h: Likewise.
12324 * ginclude/float.h: Likewise.
12325 * ginclude/iso646.h: Likewise.
12326 * ginclude/stdarg.h: Likewise.
12327 * ginclude/stdbool.h: Likewise.
12328 * ginclude/stddef.h: Likewise.
12329 * ginclude/stdfix.h: Likewise.
12330 * ginclude/stdint-gcc.h: Likewise.
12331 * ginclude/tgmath.h: Likewise.
12332 * gthr-aix.h: Likewise.
12333 * gthr-dce.h: Likewise.
12334 * gthr-gnat.c: Likewise.
12335 * gthr-gnat.h: Likewise.
12336 * gthr-lynx.h: Likewise.
12337 * gthr-mipssde.h: Likewise.
12338 * gthr-nks.h: Likewise.
12339 * gthr-posix.c: Likewise.
12340 * gthr-posix.h: Likewise.
12341 * gthr-posix95.h: Likewise.
12342 * gthr-rtems.h: Likewise.
12343 * gthr-single.h: Likewise.
12344 * gthr-solaris.h: Likewise.
12345 * gthr-tpf.h: Likewise.
12346 * gthr-vxworks.h: Likewise.
12347 * gthr-win32.h: Likewise.
12348 * gthr.h: Likewise.
12349 * libgcc2.c: Likewise.
12350 * libgcc2.h: Likewise.
12351 * libgcov.c: Likewise.
12352 * tsystem.h: Likewise.
12353 * typeclass.h: Likewise.
12354 * unwind-c.c: Likewise.
12355 * unwind-compat.h: Likewise.
12356 * unwind-dw2-fde-compat.c: Likewise.
12357 * unwind-dw2-fde-darwin.c: Likewise.
12358 * unwind-dw2-fde-glibc.c: Likewise.
12359 * unwind-dw2-fde.c: Likewise.
12360 * unwind-dw2-fde.h: Likewise.
12361 * unwind-dw2.c: Likewise.
12362 * unwind-dw2.h: Likewise.
12363 * unwind-generic.h: Likewise.
12364 * unwind-pe.h: Likewise.
12365 * unwind-sjlj.c: Likewise.
12366 * unwind.inc: Likewise.
12367 * config/arm/neon-gen.ml: Change generated copyright header to
12368 refer to version 3 of the GNU General Public License with
12369 version 3.1 of the GCC Runtime Library Exception and to point
12370 readers at the COPYING3 and COPYING3.RUNTIME files and the
12371 FSF's license web page.
12372 * config/arm/arm_neon.h: Regenerate.
12374 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12376 * config/cris/cris.md: Change copyright header to refer to version
12377 3 of the GNU General Public License.
12378 * doc/install.texi2html: Change copyright header to refer to version
12379 3 of the GNU General Public License and to point readers at the
12380 COPYING3 file and the FSF's license web page.
12381 * config/vax/linux.h: Likewise.
12383 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12385 * config/i386/i386.md (cmpcc): New.
12386 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12387 (sync_compare_and_swap_cc*): Delete.
12389 * config/s390/s390.c (s390_compare_emitted): Remove.
12390 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12391 s390_compare_emitted used to be handled. Assert that modes match.
12392 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12393 refer to sync_compare_and_swap_ccsi.
12394 * config/s390/s390.h (s390_compare_emitted): Remove.
12395 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12396 instead of s390_compare_emitted.
12397 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12398 instead of s390_compare_emitted.
12399 * config/s390/s390.md (cmpcc): New.
12400 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12401 CC_REGNUM, do not pretend it's set.
12402 (sync_compare_and_swap_cc*): Delete.
12403 * config/s390/predicates.md (cc_reg_operand): New.
12405 * expr.c (sync_compare_and_swap_cc): Delete.
12406 * optabs.h (sync_compare_and_swap_cc): Delete.
12407 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12408 is being used with can_compare_p.
12409 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12410 (find_cc_set): New.
12411 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12412 look for a MODE_CC set instead. Use emit_store_flag.
12413 (expand_compare_and_swap_loop): Likewise, with some additional
12414 complication to avoid a force_reg when useless. Use
12415 emit_cmp_and_jump_insns.
12416 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12417 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12418 sync_compare_and_swap documentation.
12420 2009-04-09 Jan Hubicka <jh@suse.cz>
12422 * except.c (find_prev_try): Break out from ....
12423 (duplicate_eh_regions): ... here; properly update prev_try pointers
12424 when duplication part of tree.
12425 (dump_eh_tree): Improve dumping.
12426 (verify_eh_region): New.
12427 (verify_eh_tree): Use it.
12429 2009-04-06 Richard Guenther <rguenther@suse.de>
12431 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12432 &ARRAY addresses by adjusting their types and prepending
12434 * tree-cfg.c (verify_gimple_assign_single): Verify that
12435 addresses are correct.
12437 2009-04-09 Richard Guenther <rguenther@suse.de>
12439 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12440 indices into an array reference if possible.
12441 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12442 Fold POINTER_PLUS_EXPR statements with invariant address.
12444 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12447 * config.gcc (powerpc64-*-linux*): Always build biarch.
12449 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12452 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12453 it and pedwarn if this results in an INTEGER_CST.
12455 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12457 * doc/install.texi: Update minimum GMP version. Remove obsolete
12458 text in MPFR section.
12460 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12462 * dwarf2out.c (class_scope_p): New static inline.
12463 (class_or_namespace_scope_p): Use it.
12464 (gen_variable_die): Use DW_TAG_member tag for static data member
12465 declarations instead of DW_TAG_variable.
12467 PR middle-end/39573
12468 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12471 2009-04-08 Richard Guenther <rguenther@suse.de>
12473 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12474 valueize random data.
12476 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12478 * config.gcc (aix tm_file): Add aix-stdint.h.
12479 (aix tm clause use_gcc_stdint): Set to wrap.
12480 * config/rs6000/aix-stdint.h: New file.
12482 2009-04-08 Richard Guenther <rguenther@suse.de>
12484 PR middle-end/36291
12485 * tree-dfa.c (add_referenced_var): Do not recurse into
12486 global initializers.
12487 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12489 (fold_const_aggregate_ref): Likewise.
12491 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12493 * recog.c (ordered_comparison_operator): New.
12494 * gensupport.c (std_preds): Add it.
12495 * doc/md.texi (Machine-Independent Predicates): Document it.
12497 2009-04-08 Jan Hubicka <jh@suse.cz>
12499 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12500 * function.h (rtl_eh): Remove exception_handler_label_map.
12501 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12502 remove_exception_handler_label, for_each_eh_label_1): Remove.
12503 (rtl_remove_unreachable_regions): Remove.
12504 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12505 (find_exception_handler_labels): Don't build the hashtable.
12506 (maybe_remove_eh_handler): Remove.
12507 (for_each_eh_label): Rewrite to walk the tree.
12508 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12509 * except.h (maybe_remove_eh_handler): Remove.
12510 * passes.c (init_optimization_passes): Schedule second EH cleanup
12512 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12513 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12515 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12517 * genoutput.c (validate_optab_operands): New.
12518 (gen_insn, gen_expand): Call it.
12520 * genflags.c (gen_insn): Detect misused iterators.
12521 (main): Pass line_no to gen_insn, exit with status 1 on error.
12523 * genextract.c (line_no): Make global.
12524 (VEC_safe_set_locstr): Change assertion to error message.
12525 (main): Exit with status 1 on error.
12527 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12531 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12532 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12533 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12534 * c-convert.c (convert): Do not call fold on results of conversion
12535 functions when the result is a C_MAYBE_CONST_EXPR.
12536 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12537 of __builtin_choose_expr.
12538 * c-typeck.c (remove_c_maybe_const_expr): New.
12539 (build_unary_op, build_conditional_expr, build_compound_expr,
12540 build_binary_op, c_objc_common_truthvalue_conversion): Call
12541 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12544 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12546 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12547 CODE to produce a new one. Add a prototype to use fold_convert_const
12549 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12552 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12553 mix declarations and code.
12555 2009-04-08 Ben Elliston <bje@au.ibm.com>
12557 * gcc.c: Replace `CC' with `GCC' throughout.
12559 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12561 * doc/invoke.texi: Document Atom support.
12563 2009-04-07 Jason Merrill <jason@redhat.com>
12566 * c-common.h, c-common.c: Add flag_pretty_templates.
12567 * c-opts.c (c_common_handle_option): Set it.
12568 * c.opt: Add -fno-pretty-templates.
12569 * doc/invoke.texi (C++ Dialect Options): Likewise.
12571 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12573 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12574 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12575 (ia64_expand_builtin): Likewise.
12577 2009-04-07 Martin Jambor <mjambor@suse.cz>
12579 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12580 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12581 ADDR_EXPRS are include too.
12583 2009-04-07 Richard Guenther <rguenther@suse.de>
12585 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12586 decls are only used if passes as parameters or if they are
12587 local statics and the call is not to a builtin.
12588 (call_may_clobber_ref_p_1): Likewise.
12590 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12592 * expr.c (do_store_flag): Remove last argument. Simplify code
12593 to avoid duplication of tests already done by can_compare_p.
12594 (expand_expr_real_1): Adjust caller.
12596 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12598 * optabs.c (can_compare_p): Test the predicate of a
12599 cbranch and cstore pattern.
12601 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12603 * expr.c (convert_move): Use emit_store_flag instead of
12606 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12608 * config/i386/i386.c (ix86_compare_emitted): Remove.
12609 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12610 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12611 * config/i386/i386.h (ix86_compare_emitted): Remove.
12612 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12613 instead of ix86_compare_emitted.
12614 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12616 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12618 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12619 Add t-sysroot-suffix to tmake_file.
12620 * config/print-sysroot-suffix.sh: New file.
12621 * config/t-sysroot-suffix: New file.
12623 2009-04-07 Ben Elliston <bje@au.ibm.com>
12625 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12626 as the latter produces a warning when the target does not support
12629 2009-04-07 Ben Elliston <bje@au.ibm.com>
12631 * dfp.c: Replace type punning assignments with memcpy throughout.
12632 * Makefile.in (dfp.o-warn): Remove.
12634 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12637 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12638 Include soft-fp/t-softfp after rs6000/t-linux64.
12640 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12642 * stor-layout.c (set_sizetype): Use the full precision of their
12643 machine mode for bitsize types.
12645 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12647 * config/i386/i386.md: Revert 2 accidental checkins.
12649 2009-04-06 Joey Ye <joey.ye@intel.com>
12650 Xuepeng Guo <xuepeng.guo@intel.com>
12651 H.J. Lu <hongjiu.lu@intel.com>
12653 Atom pipeline model, tuning and insn selection.
12654 * config.gcc (atom): Add atom config options and target.
12656 * config/i386/atom.md: New.
12658 * config/i386/i386.c (atom_cost): New cost.
12659 (m_ATOM): New macro flag.
12660 (initial_ix86_tune_features): Set m_ATOM.
12661 (x86_accumulate_outgoing_args): Likewise.
12662 (x86_arch_always_fancy_math_387): Likewise.
12663 (processor_target): Add Atom cost.
12664 (cpu_names): Add Atom cpu name.
12665 (override_options): Set Atom ISA.
12666 (ix86_issue_rate): New case PROCESSOR_ATOM.
12667 (ix86_adjust_cost): Likewise.
12669 * config/i386/i386.h (TARGET_ATOM): New target macro.
12670 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12671 (TARGET_OPT_AGU): New target option.
12672 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12673 (processor_type): Add PROCESSOR_ATOM.
12675 * config/i386/i386.md (cpu): Add new value "atom".
12676 (use_carry, movu): New attr.
12677 (atom.md): Include atom.md.
12678 (adddi3_carry_rex64): Set attr "use_carry".
12679 (addqi3_carry): Likewise.
12680 (addhi3_carry): Likewise.
12681 (addsi3_carry): Likewise.
12682 (*addsi3_carry_zext): Likewise.
12683 (subdi3_carry_rex64): Likewise.
12684 (subqi3_carry): Likewise.
12685 (subhi3_carry): Likewise.
12686 (subsi3_carry): Likewise.
12687 (x86_movdicc_0_m1_rex64): Likewise.
12688 (*x86_movdicc_0_m1_se): Likewise.
12689 (x86_movsicc_0_m1): Likewise.
12690 (*x86_movsicc_0_m1_se): Likewise.
12691 (*adddi_1_rex64): Emit add insn as much as possible.
12692 (*addsi_1): Likewise.
12693 (return_internal): Set atom_unit.
12694 (return_internal_long): Likewise.
12695 (return_pop_internal): Likewise.
12696 (*rcpsf2_sse): Set atom_sse_attr attr.
12697 (*qrt<mode>2_sse): Likewise.
12698 (*prefetch_sse): Likewise.
12700 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12702 (ix86_target_macros_internal): Likewise.
12704 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12705 (*prefetch_sse_rex): Likewise.
12706 (sse_rcpv4sf2): Likewise.
12707 (sse_vmrcpv4sf2): Likewise.
12708 (sse_sqrtv4sf2): Likewise.
12709 (<sse>_vmsqrt<mode>2): Likewise.
12710 (sse_ldmxcsr): Likewise.
12711 (sse_stmxcsr): Likewise.
12712 (*sse_sfence): Likewise.
12713 (sse2_clflush): Likewise.
12714 (*sse2_mfence): Likewise.
12715 (*sse2_lfence): Likewise.
12716 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12717 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12718 (avx_movdqu<avxmodesuffix>): Likewise.
12719 (avx_lddqu<avxmodesuffix>): Likewise.
12720 (sse2_movntv2di): Change attr "type" to "ssemov".
12721 (sse2_movntsi): Likewise.
12722 (rsqrtv8sf2): Change attr "type" to "sseadd".
12723 (sse3_addsubv2df3): Set attr "atom_unit".
12724 (sse3_h<plusminus_insn>v4sf3): Likewise.
12725 (*sse2_pmaddwd): Likewise.
12726 (*vec_extractv2di_1_rex64): Likewise.
12727 (*vec_extractv2di_1_avx): Likewise.
12728 (sse2_psadbw): Likewise.
12729 (ssse3_phaddwv8hi3): Likewise.
12730 (ssse3_phaddwv4hi3): Likewise.
12731 (ssse3_phadddv4si3): Likewise.
12732 (ssse3_phadddv2si3): Likewise.
12733 (ssse3_phaddswv8hi3): Likewise.
12734 (ssse3_phaddswv4hi3): Likewise.
12735 (ssse3_phsubwv8hi3): Likewise.
12736 (ssse3_phsubwv4hi3): Likewise.
12737 (ssse3_phsubdv4si3): Likewise.
12738 (ssse3_phsubdv2si3): Likewise.
12739 (ssse3_phsubswv8hi3): Likewise.
12740 (ssse3_phsubswv4hi3): Likewise.
12741 (ssse3_pmaddubsw128): Likewise.
12742 (sse3_pmaddubsw: Likewise.
12743 (ssse3_palignrti): Likewise.
12744 (ssse3_palignrdi): Likewise.
12746 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12748 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12750 2009-04-06 Richard Guenther <rguenther@suse.de>
12752 PR tree-optimization/28868
12753 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12754 of which PHI results we inserted.
12755 (insert_into_preds_of_block): Record inserted PHIs.
12756 (eliminate): Eliminate redundant PHI nodes.
12757 (init_pre): Init inserted_phi_names.
12759 2009-04-06 Richard Guenther <rguenther@suse.de>
12761 PR tree-optimization/39643
12762 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12763 IMAGPART_EXPRs of complex constants.
12764 (execute_fold_all_builtins): If we folded a call queue
12765 TODO_update_address_taken.
12767 2009-04-06 Jan Hubicka <jh@suse.cz>
12769 PR middle-end/39659
12770 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12773 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12775 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12777 (ic_invalidate_array): Likewise.
12779 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12781 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12782 alignment for library calls.
12784 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12786 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12787 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12788 * config/i386/mingw-stdint.h: New file.
12790 2009-04-05 Richard Guenther <rguenther@suse.de>
12792 PR tree-optimization/39648
12793 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12794 our &A vs. &A[0] IL deficiencies.
12796 2009-04-04 Jan Hubicka <jh@suse.cz>
12798 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12799 removed toplevel regions.
12800 (sjlj_mark_call_sites): Likewise.
12802 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12804 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12805 (cygwin tm clause use_gcc_stdint): Set to wrap.
12806 * config/i386/cygwin-stdint.h: New file.
12808 2009-04-04 Richard Guenther <rguenther@suse.de>
12810 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12811 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12812 single-argument PHIs if we are in loop-closed SSA form.
12813 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12814 for the pre-condition.
12815 (slpeel_tree_peel_loop_to_edge): Likewise.
12816 (vect_build_loop_niters): Take an optional sequence to append stmts.
12817 (vect_generate_tmps_on_preheader): Likewise.
12818 (vect_do_peeling_for_loop_bound): Take extra guards for the
12820 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12821 the cost model check.
12822 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12823 guards if we are going to peel. Do not apply versioning in that case.
12824 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12825 (vect_do_peeling_for_loop_bound): Likewise.
12826 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12827 loop bound only record extra pre-conditions, do not apply loop
12830 2009-04-04 Richard Guenther <rguenther@suse.de>
12832 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12835 2009-04-04 Jan Hubicka <jh@suse.cz>
12837 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12838 last_basic_block for size of bb->index indexed array.
12839 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12840 compute_out, link_btr_uses, build_btr_def_use_webs,
12841 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12843 2009-04-04 Jan Hubicka <jh@suse.cz>
12845 * except.c (remove_eh_handler_and_replace): Break out from ...
12846 (remove_eh_handler): ... here.
12847 (bring_to_root): New function.
12848 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12849 handled ones, bring others to root of tree.
12851 2009-04-04 Jan Hubicka <jh@suse.cz>
12853 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12854 (all_phis_safe_to_merge): New function.
12855 (update_info): New structure.
12856 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12857 (cleanup_empty_eh): Update SSA if possible.
12859 2009-04-04 Richard Guenther <rguenther@suse.de>
12861 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12862 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12863 (append_vuse): Likewise.
12865 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12867 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12868 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12869 instead of REG_UNSAVED for DW_CFA_undefined.
12870 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12871 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12874 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12877 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12878 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12879 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12881 2009-04-04 Richard Guenther <rguenther@suse.de>
12883 PR tree-optimization/8781
12884 PR tree-optimization/37892
12885 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12886 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12887 (valueize_refs): Call it for *& valueizations.
12888 (shared_reference_ops_from_ref): Rename to ...
12889 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12890 (shared_reference_ops_from_call): Rename to ...
12891 (valueize_shared_reference_ops_from_call): ... this and valueize.
12892 (vn_reference_lookup): Update.
12893 (visit_reference_op_call): Likewise.
12894 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12895 (eliminate): Value-replace the call address in call statements.
12897 2009-04-04 Richard Guenther <rguenther@suse.de>
12899 PR tree-optimization/39636
12900 * tree-ssa-forwprop.c
12901 (forward_propagate_addr_into_variable_array_index): Check for
12902 GIMPLE_ASSIGN before accessing the rhs code.
12904 2009-04-03 Jason Merrill <jason@redhat.com>
12906 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12908 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12910 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12911 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12912 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12913 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12914 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12915 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12916 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12917 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12918 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12919 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12920 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12921 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12922 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12923 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12924 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12925 Use fr_reg_or_fp01_operand instead of fr_register_operand
12927 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12928 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12929 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12931 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12933 PR rtl-optimization/39607
12934 PR rtl-optimization/39631
12938 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12939 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12940 instead of DF_LR_OUT.
12941 * ira-lives.c (process_bb_node_lives): Ditto.
12942 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12943 instead of DF_LR_{OUT,IN}.
12944 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12945 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12947 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12949 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12950 (execute_lower_omp): Always run but take the short way out if -fopenmp
12952 (gate_lower_omp): Remove, forcing the pass manager to always run the
12953 pass and always set PROP_gimple_lomp.
12954 (pass_lower_omp): Remove gate function.
12955 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12956 PROP_trees. Instead, require it.
12957 * ipa-cp.c (pass_ipa_cp): Likewise.
12958 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12959 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12960 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12961 and PROP_gimple_leh.
12963 2009-04-03 Richard Guenther <rguenther@suse.de>
12965 PR middle-end/13146
12966 PR tree-optimization/23940
12967 PR tree-optimization/33237
12968 PR middle-end/33974
12969 PR middle-end/34093
12970 PR tree-optimization/36201
12971 PR tree-optimization/36230
12972 PR tree-optimization/38049
12973 PR tree-optimization/38207
12974 PR tree-optimization/38230
12975 PR tree-optimization/38301
12976 PR tree-optimization/38585
12977 PR middle-end/38895
12978 PR tree-optimization/38985
12979 PR tree-optimization/39299
12980 * tree-ssa-structalias.h: Remove.
12981 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12982 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12983 (struct vuse_element_d): Remove.
12984 (struct vuse_vec_d): Likewise.
12985 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12986 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12987 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12988 VUSE_ELEMENT_VAR): Likewise.
12989 (struct voptype_d): Likewise.
12990 (NUM_VOP_FREE_BUCKETS): Likewise.
12991 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12992 (struct stmt_operands_d): Remove.
12993 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12994 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12995 VDEF_NUM, VDEF_VECT): Likewise.
12996 (copy_virtual_operands): Remove.
12997 (operand_build_cmp): Likewise.
12998 (create_ssa_artificial_load_stmt): Likewise.
12999 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13000 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13001 vuse_index and mayuse_index members. Pack and move done and iter_type
13002 members to the front.
13003 (SSA_OP_VMAYUSE): Remove.
13004 (SSA_OP_VIRTUAL_USES): Adjust.
13005 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13006 (unlink_stmt_vdef): Declare.
13007 (add_to_addressable_set): Remove.
13008 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13009 (vrp_visit_stmt): Likewise.
13010 * doc/tree-ssa.texi (Alias analysis): Update.
13011 * doc/invoke.texi (max-aliased-vops): Remove docs.
13012 (avg-aliased-vops): Likewise.
13013 * tree-into-ssa.c (syms_to_rename): Remove.
13014 (need_to_update_vops_p): Likewise.
13015 (need_to_initialize_update_ssa_p): Rename to ...
13016 (update_ssa_initialized_fn): ... this. Track function we are
13018 (symbol_marked_for_renaming): Simplify.
13019 (add_new_name_mapping): Do not set need_to_update_vops_p.
13020 (dump_currdefs): Use SYMS_TO_RENAME.
13021 (rewrite_update_stmt): Always walk all uses/defs.
13022 (dump_update_ssa): Adjust.
13023 (init_update_ssa): Take function argument. Track what we are
13025 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13026 (create_new_def_for): Initialize for cfun, assert we are initialized
13028 (mark_sym_for_renaming): Simplify.
13029 (mark_set_for_renaming): Do not initialize update-ssa.
13030 (need_ssa_update_p): Simplify. Take function argument.
13031 (name_mappings_registered_p): Assert we ask for the correct function.
13032 (name_registered_for_update_p): Likewise.
13033 (ssa_names_to_replace): Likewise.
13034 (release_ssa_name_after_update_ssa): Likewise.
13035 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13036 (dump_decl_set): Do not print a newline.
13037 (debug_decl_set): Do it here.
13038 (dump_update_ssa): And here.
13039 * tree-ssa-loop-im.c (move_computations): Adjust.
13040 (movement_possibility): Likewise.
13041 (determine_max_movement): Likewise.
13042 (gather_mem_refs_stmt): Likewise.
13043 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13044 or NAME_MEMORY_TAG.
13045 * tree-complex.c (update_all_vops): Remove.
13046 (expand_complex_move): Adjust.
13047 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13048 Simplify test for memory referencing statement. Exclude
13049 non-invariant ADDR_EXPRs.
13050 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13051 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13052 (rdg_flag_uses): Likewise.
13053 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13055 (tree_optimize_tail_calls_1): Also split the
13056 edge from the entry block if we have degenerate PHI nodes in
13057 the first basic block.
13058 * tree.c (init_ttree): Remove memory-tag related code.
13059 (tree_code_size): Likewise.
13060 (tree_node_structure): Likewise.
13061 (build7_stat): Re-write to be build6_stat.
13062 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13063 (SSA_VAR_P): Adjust.
13064 (struct tree_memory_tag): Remove.
13065 (struct tree_memory_partition_tag): Likewise.
13066 (union tree_node): Adjust.
13067 (build7): Re-write to be build6.
13068 * tree-pass.h (pass_reset_cc_flags): Remove.
13069 (TODO_update_address_taken): New flag.
13070 (pass_simple_dse): Remove.
13071 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13072 * params.h (MAX_ALIASED_VOPS): Remove.
13073 (AVG_ALIASED_VOPS): Likewise.
13074 * omp-low.c (expand_omp_taskreg): Update SSA form.
13075 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13076 aliases the lhs in a copy stmt.
13077 * tree-ssa-dse.c (struct address_walk_data): Remove.
13078 (memory_ssa_name_same): Likewise.
13079 (memory_address_same): Likewise.
13080 (get_kill_of_stmt_lhs): Likewise.
13081 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13082 unused stores. Look through PHI nodes into post-dominated regions.
13083 (dse_optimize_stmt): Simplify. Properly remove stores.
13084 (tree_ssa_dse): Compute dominators.
13085 (execute_simple_dse): Remove.
13086 (pass_simple_dse): Likewise.
13087 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13088 gimple_loaded_syms and gimple_stored_syms computation.
13089 * toplev.c (dump_memory_report): Dump alias and pta stats.
13090 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13091 (vn_reference_eq): Likewise.
13092 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13093 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13094 valueize_vuses): Remove.
13095 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13096 (get_def_ref_stmt_vuse): ... this.
13097 (vn_reference_lookup_2): New function.
13098 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13099 walking equivalent vuses. Simplify.
13100 (vn_reference_lookup): Likewise.
13101 (vn_reference_insert): Likewise.
13102 (vn_reference_insert_pieces): Likewise.
13103 (visit_reference_op_call): Simplify.
13104 (visit_reference_op_load): Likewise.
13105 (visit_reference_op_store): Likewise.
13106 (init_scc_vn): Remove shared_lookup_vuses initialization.
13107 (free_scc_vn): Remove shared_lookup_vuses freeing.
13108 (sort_vuses, sort_vuses_heap): Remove.
13109 (get_ref_from_reference_ops): Export.
13110 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13111 vector with single vuse pointer.
13112 (vn_reference_lookup_pieces, vn_reference_lookup,
13113 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13114 (shared_vuses_from_stmt): Remove.
13115 (get_ref_from_reference_ops): Declare.
13116 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13117 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13118 memory-tag related code.
13119 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13120 (likely_value): Add comment, skip static-chain of call statements.
13121 (surely_varying_stmt_p): Adjust.
13122 (gimplify_and_update_call_from_tree): Likewise.
13123 (execute_fold_all_builtins): Do not rebuild alias info.
13124 (gimplify_and_update_call_from_tree): Properly update VOPs.
13125 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13126 (copy_ref_info): Remove memory-tag related code.
13127 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13128 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13129 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13131 * tree-ssa-dom.c (gimple_p): Remove typedef.
13132 (eliminate_redundant_computations): Adjust.
13133 (record_equivalences_from_stmt): Likewise.
13134 (avail_expr_hash): Likewise.
13135 (avail_expr_eq): Likewise.
13136 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13137 (stmt_makes_single_load): Likewise.
13138 (stmt_makes_single_store): Likewise.
13139 * tree-ssa-alias.c: Rewrite completely.
13140 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13141 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13142 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13143 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13144 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13145 Remove public functions.
13146 (pass_reset_cc_flags): Remove.
13147 (pass_build_alias): Move ...
13148 * tree-ssa-structalias.c (pass_build_alias): ... here.
13149 * tree-ssa-alias.c (may_be_aliased): Move ...
13150 * tree-flow-inline.h (may_be_aliased): ... here.
13151 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13152 count_uses_and_derefs): Move ...
13153 * gimple.c: ... here.
13154 * gimple.h (count_uses_and_derefs): Declare.
13155 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13156 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13157 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13158 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13159 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13160 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13161 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13163 * tree-dfa.c (refs_may_alias_p): Move ...
13164 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13165 * tree-ssa-alias.h: New file.
13166 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13167 (statement_sink_location): Likewise.
13168 * opts.c (decode_options): Do not adjust max-aliased-vops or
13169 avg-aliased-vops values.
13170 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13171 (TV_CALL_CLOBBER): Likewise.
13172 (TV_FLOW_SENSITIVE): Likewise.
13173 (TV_FLOW_INSENSITIVE): Likewise.
13174 (TV_MEMORY_PARTITIONING): Likewise.
13175 (TV_ALIAS_STMT_WALK): New timevar.
13176 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13177 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13178 (get_address_description): Remove memory-tag related code.
13179 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13180 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13181 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13182 and immediate uses in statements. Document.
13183 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13184 (dump_symbols): Remove.
13185 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13186 * alias.c (get_deref_alias_set): New function split out from ...
13187 (get_alias_set): ... here.
13188 * alias.h (get_deref_alias_set): Declare.
13189 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13190 type parameter. Remove restrict pointer handling. Create a
13191 ref-all pointer in case type-based alias sets do not conflict.
13192 (vect_analyze_data_refs): Remove SMT related code.
13193 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13194 (vectorizable_load): Likewise.
13195 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13196 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13197 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13198 Ignore vops and SMTs.
13199 (dr_analyze_alias): Likewise..
13200 (free_data_ref): Likewise.
13201 (create_data_ref): Likewise.
13202 (analyze_all_data_dependences): Likewise.
13203 (get_references_in_stmt): Adjust.
13204 * tree-flow-inline.h (gimple_aliases_computed_p,
13205 gimple_addressable_vars, gimple_call_clobbered_vars,
13206 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13207 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13208 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13209 gimple_mem_ref_stats): Remove.
13210 (gimple_vop): New function.
13211 (op_iter_next_use): Remove vuses and mayuses cases.
13212 (op_iter_next_def): Remove vdefs case.
13213 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13214 (clear_and_done_ssa_iter): Do not set removed fields.
13215 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13216 Assert we are not iterating over vuses or vdefs if not also
13217 iterating over uses or defs.
13218 (op_iter_init_use): Likewise.
13219 (op_iter_init_def): Likewise.
13220 (op_iter_next_vdef): Remove.
13221 (op_iter_next_mustdef): Likewise.
13222 (op_iter_init_vdef): Likewise.
13223 (compare_ssa_operands_equal): Likewise.
13224 (link_use_stmts_after): Handle vuse operand.
13225 (is_call_used): Use is_call_clobbered.
13226 (is_call_clobbered): Global variables are always call clobbered,
13227 query the call-clobbers bitmap.
13228 (mark_call_clobbered): Ignore global variables.
13229 (clear_call_clobbered): Likewise.
13230 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13231 virtual operands sanity check.
13232 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13234 (TARGET_MEM_REF): Remove TMR_TAG operand.
13235 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13236 Remove call-clobber related code.
13237 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13238 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13239 partitions or escape reason.
13240 (get_single_def_stmt, get_single_def_stmt_from_phi,
13241 get_single_def_stmt_with_phi): Remove.
13242 (dump_referenced_vars): Tidy.
13243 (get_ref_base_and_extent): Allow bare decls.
13244 (collect_dfa_stats): Adjust.
13245 * graphite.c (rename_variables_in_stmt): Adjust.
13246 (graphite_copy_stmts_from_block): Likewise.
13247 (translate_clast): Likewise.
13248 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13250 (translate_vuse_through_block): Use the oracle.
13251 (phi_translate_1): Adjust.
13252 (value_dies_in_block_x): Use the oracle. Cache the outcome
13254 (valid_in_sets): Check if the VUSE for
13255 a REFERENCE is available.
13256 (eliminate): Do not remove stmts during elimination,
13257 instead queue and remove them afterwards.
13258 (do_pre): Do not rebuild alias info.
13259 (pass_pre): Run TODO_rebuild_alias before PRE.
13260 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13261 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13262 (mark_all_v_defs_stmt): Remove.
13263 (mark_all_v_defs_seq): Adjust.
13264 (sra_replace): Likewise.
13265 (scalarize_use): Likewise.
13266 (scalarize_copy): Likewise.
13267 (scalarize_init): Likewise.
13268 (scalarize_ldst): Likewise.
13269 (todoflags): Remove.
13270 (tree_sra): Do not rebuild alias info.
13271 (tree_sra_early): Adjust.
13272 (pass_sra): Run TODO_update_address_taken before SRA.
13273 * tree-predcom.c (set_alias_info): Remove.
13274 (prepare_initializers_chain): Do not call it.
13275 (mark_virtual_ops_for_renaming): Adjust.
13276 (mark_virtual_ops_for_renaming_list): Remove.
13277 (initialize_root_vars): Adjust.
13278 (initialize_root_vars_lm): Likewise.
13279 (prepare_initializers_chain): Likewise.
13280 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13281 (may_propagate_copy_into_stmt): Likewise.
13282 (merge_alias_info): Do nothing for now.
13283 (propagate_tree_value_into_stmt): Adjust.
13284 (stmt_may_generate_copy): Likewise.
13285 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13286 not mark symbols for renaming.
13287 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13288 with the same statement, make sure to update the new pointed-to one.
13289 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13290 call statements, do not mark symbols for renaming.
13291 (mark_operand_necessary): Dump something.
13292 (ref_may_be_aliased): New function.
13293 (mark_aliased_reaching_defs_necessary_1): New helper function.
13294 (mark_aliased_reaching_defs_necessary): Likewise.
13295 (mark_all_reaching_defs_necessary_1): Likewise.
13296 (mark_all_reaching_defs_necessary): Likewise.
13297 (propagate_necessity): Do not process virtual PHIs. For
13298 non-aliased loads mark all reaching definitions as necessary.
13299 For aliased loads and stores mark the immediate dominating
13300 aliased clobbers as necessary.
13301 (visited): New global static.
13302 (perform_tree_ssa_dce): Free visited bitmap after propagating
13304 (remove_dead_phis): Perform simple dead virtual PHI removal.
13305 (remove_dead_stmt): Properly unlink virtual operands when
13307 (eliminate_unnecessary_stmts): Schedule PHI removal after
13309 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13310 (process_replaceable): Likewise.
13311 (find_replaceable_in_bb): Likewise.
13312 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13313 based on the single gimple vop.
13314 (verify_flow_insensitive_alias_info): Remove.
13315 (verify_flow_sensitive_alias_info): Likewise.
13316 (verify_call_clobbering): Likewise.
13317 (verify_memory_partitions): Likewise.
13318 (verify_alias_info): Likewise.
13319 (verify_ssa): Adjust..
13320 (execute_update_addresses_taken): Export. Update SSA
13321 manually. Optimize only when optimizing. Use a local bitmap.
13322 (pass_update_address_taken): Remove TODO_update_ssa, add
13324 (pass_update_address_taken): Just use TODO_update_address_taken.
13325 (init_tree_ssa): Do not initialize addressable_vars.
13326 (verify_ssa): Verify new VUSE / VDEF properties.
13327 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13328 Do not call verify_alias_info.
13329 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13330 Do not free the loaded and stored syms bitmaps. Reset the escaped
13331 and callused solutions. Do not free addressable_vars.
13332 Remove memory-tag related code.
13333 (warn_uninitialized_var): Aliases are always available.
13334 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13335 * lambda-code.c (can_put_in_inner_loop): Adjust.
13336 (can_put_after_inner_loop): Likewise.
13337 (perfect_nestify): Likewise.
13338 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13339 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13340 (vectorizable_conversion): Do not mark symbols for renaming.
13341 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13342 (expand_call_inline): Unlink the calls virtual operands before
13344 (tree_function_versioning): Do not call update_ssa if we are not
13345 updating clones. Simplify.
13346 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13347 (propagate_with_phi): Likewise..
13348 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13349 clobber code. Assert we are not aliased or global.
13350 * tree-flow.h: Include tree-ssa-alias.h
13351 (enum escape_type): Remove.
13352 (struct mem_sym_stats_d): Likewise.
13353 (struct mem_ref_stats_d): Likewise.
13354 (struct gimple_df): Add vop member. Remove global_var,
13355 call_clobbered_vars, call_used_vars, addressable_vars,
13356 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13357 escaped and callused members.
13358 (struct ptr_info_def): Remove all members, add points-to solution
13360 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13361 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13362 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13363 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13364 (tree-ssa-alias.o): Likewise.
13365 (toplev.o): Add tree-ssa-alias.h
13366 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13367 * gimple.c (gimple_set_bb): Fix off-by-one error.
13368 (is_gimple_reg): Do not handle memory tags.
13369 (gimple_copy): Also copy virtual operands.
13370 Delay updating the statement. Do not reset loaded and stored syms.
13371 (gimple_set_stored_syms): Remove.
13372 (gimple_set_loaded_syms): Likewise.
13373 (gimple_call_copy_skip_args): Copy the virtual operands
13374 and mark the new statement modified.
13375 * tree-ssa-structalias.c (may_alias_p): Remove.
13376 (set_uids_in_ptset): Take the alias set to prune with as
13377 parameter. Fold in the alias test of may_alias_p.
13378 (compute_points_to_sets): Compute whether a ptr is dereferenced
13379 in a local sbitmap.
13380 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13381 other ADDRESSOF constraints on the lhs.
13382 (get_constraint_for_component_ref): Assert that we don't get
13383 ADDRESSOF constraints from the base of the reference.
13384 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13385 (struct variable_info): Remove collapsed_to member.
13386 (get_varinfo_fc): Remove.
13387 (new_var_info): Do not set collapsed_to.
13388 (dump_constraint): Do not follow cycles.
13389 (dump_constraint_graph): Likewise.
13390 (build_pred_graph): Likewise.
13391 (build_succ_graph): Likewise.
13392 (rewrite_constraints): Likewise.
13393 (do_simple_structure_copy): Remove.
13394 (do_rhs_deref_structure_copy): Remove.
13395 (do_lhs_deref_structure_copy): Remove.
13396 (collapse_rest_of_var): Remove.
13397 (do_structure_copy): Re-implement.
13398 (pta_stats): New global variable.
13399 (dump_pta_stats): New function.
13400 (struct constraint_expr): Make offset signed.
13401 (UNKNOWN_OFFSET): Define special value.
13402 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13403 (solution_set_expand): New helper function split out from ...
13404 (do_sd_constraint): ... here.
13405 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13406 (do_ds_constraint): Likewise.
13407 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13408 and CALLUSED = *CALLUSED.
13409 (set_union_with_increment): Make inc argument signed.
13410 (type_safe): Remove.
13411 (get_constraint_for_ptr_offset): Handle unknown and negative
13413 (first_vi_for_offset): Handle offsets before start. Bail
13414 out early for offsets beyond the variable extent.
13415 (first_or_preceding_vi_for_offset): New function.
13416 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13417 Together with ESCAPED = *ESCAPED this properly computes reachability.
13418 (find_what_var_points_to): New function.
13419 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13420 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13421 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13422 pt_solutions_intersect): New functions.
13423 (compute_call_used_vars): Remove.
13424 (compute_may_aliases): New main entry into PTA computation.
13425 * gimple.h (gimple_p): New typedef.
13426 (struct gimple_statement_base): Remove references_memory_p.
13427 (struct gimple_statement_with_memory_ops_base): Remove
13428 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13430 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13431 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13432 gimple_set_references_memory): Remove.
13433 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13434 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13436 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13437 (verify_expr): Allow RESULT_DECL.
13438 (gimple_duplicate_bb): Do not copy virtual operands.
13439 (gimple_duplicate_sese_region): Adjust.
13440 (gimple_duplicate_sese_tail): Likewise.
13441 (mark_virtual_ops_in_region): Remove.
13442 (move_sese_region_to_fn): Do not call it.
13443 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13444 and pass_simple_dse.
13445 (execute_function_todo): Handle TODO_update_address_taken,
13446 call execute_update_addresses_taken for TODO_rebuild_alias.
13447 (execute_todo): Adjust.
13448 (execute_one_pass): Init dump files early.
13449 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13451 (create_general_new_stmt): Clear vops.
13452 * tree-ssa-reassoc.c (get_rank): Adjust.
13453 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13454 symbols for renaming.
13455 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13456 (PARAM_AVG_ALIASED_VOPS): Likewise.
13457 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13458 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13459 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13460 (operand_build_cmp, copy_virtual_operands,
13461 create_ssa_artificial_load_stmt, add_to_addressable_set,
13462 gimple_add_to_addresses_taken): Remove public functions.
13463 (unlink_stmt_vdef): New function.
13465 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13467 * config.gcc (powerpc-*-linux*): Merge variants.
13469 2009-04-02 Chao-ying Fu <fu@mips.com>
13470 James Grosbach <james.grosbach@microchip.com>
13472 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13473 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13475 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13476 keep_interrupts_masked_p, use_debug_exception_return_p.
13477 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13478 keep_interrupts_masked, use_debug_exception_return.
13479 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13480 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13482 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13483 (mips_print_operand): Process COP0 registers to print $0 .. $31
13484 correctly for GAS to process.
13485 (mips_interrupt_extra_call_saved_reg_p): New function.
13486 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13488 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13489 (mips_compute_frame_info): Add supports for interrupt context that
13490 includes doubleword accumulators and COP0 registers.
13491 (mips_for_each_saved_acc): New function.
13492 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13493 mips_for_each_saved_reg.
13494 (mips_save_reg): Save accumulators.
13495 (mips_kernel_reg_p): A new for_each_rtx callback.
13496 (mips_expand_prologue): Support interrupt handlers.
13497 (mips_restore_reg): Restore accumulators.
13498 (mips_expand_epilogue): Support interrupt handlers.
13499 (mips_can_use_return_insn): Return false for interrupt handlers.
13500 (mips_epilogue_uses): New function.
13501 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13502 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13503 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13504 cop0_move): New instructions.
13505 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13506 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13508 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13510 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13511 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13512 interrupt handlers, we use K0 as the temporary register.
13513 (EPILOGUE_USES): Change to a function call.
13514 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13515 handlers, we use K0 as the temporary register.
13517 * doc/extend.texi (Function Attributes): Document interrupt,
13518 use_shadow_register_set, keep_interrupts_masked,
13519 use_debug_exception_return for MIPS attributes.
13521 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13523 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13524 Remove a number of t-files from tmake_file.
13525 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13526 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13527 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13528 target_prototype, not TARGET_PROTOTYPE.
13529 (LINK_OS_GNU_SPEC): Define.
13530 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13531 and darwin-ldoubdle.c.
13533 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13536 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13537 (cpp_options): Ditto.
13538 (default_compilers): Ditto.
13539 (display_help): Ditto.
13540 (process_command): Ditto.
13541 (do_spec_1): Ditto.
13542 (set_input): Use lbasename instead of duplicate code.
13543 (save_temps_prefix): New static for -save-temps=obj.
13544 (save_temps_length): Ditto.
13546 * doc/invoke.texi (-save-temps=obj): Document new variant to
13547 -save-temps switch.
13549 2009-04-02 Jeff Law <law@redhat.com>
13551 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13554 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13556 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13557 * configure: Regenerated.
13559 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13561 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13562 share the argument list.
13564 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13568 2009-02-12 Diego Novillo <dnovillo@google.com>
13570 * varpool.c (debug_varpool): New.
13571 * cgraph.h (debug_varpool): Declare.
13573 2009-04-02 Jan Hubicka <jh@suse.cz>
13575 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13578 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13580 * config/i386/i386.c (ix86_abi): Move initialization to ...
13581 (override_options): Here.
13583 2009-04-02 Christian Bruel <christian.bruel@st.com>
13585 * config/sh/sh.c (sh_dwarf_register_span): New function.
13586 (TARGET_DWARF_REGISTER_SPAN): Define.
13587 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13589 2009-04-02 Ira Rosen <irar@il.ibm.com>
13591 PR tree-optimization/39595
13592 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13593 interleaved loads group is not greater than the SLP group size.
13595 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13597 * builtins.c (is_builtin_name): New.
13598 (called_as_built_in): Use is_builtin_name.
13599 * tree.h (is_builtin_name): New.
13600 * varasm.c (incorporeal_function_p): Use is_builtin_name
13602 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13604 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13606 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13609 * c-decl.c (clone_underlying_type): Move this ...
13610 * c-common.c (set_underlying_type): ... here.
13611 Also, make sure the function properly sets TYPE_STUB_DECL() on
13612 the newly created typedef variant type.
13613 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13614 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13617 2009-04-02 Richard Guenther <rguenther@suse.de>
13619 PR tree-optimization/37221
13620 * tree-flow.h (degenerate_phi_result): Declare.
13621 * tree-ssa-dom.c (degenerate_phi_result): Export.
13622 * tree-scalar-evolution.c (analyze_initial_condition): If
13623 the initial condition is defined by a degenerate PHI node
13624 use the degenerate value.
13626 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13628 PR rtl-optimization/39588
13629 * combine.c (merge_outer_ops): Do not set the constant when this
13631 (simplify_shift_const_1): Do not modify it either in this case.
13633 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13635 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13636 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13638 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13641 * c-lex.c (interpret_float): Default (no suffix) is double.
13643 2009-04-1 Xinliang David Li <davidxl@google.com>
13645 * config/i386/i386.c (legitimate_constant_p): Recognize
13646 all one vector constant.
13648 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13650 * config/vax/vax.c: Add #includes to silence warnings.
13651 Change #include order to silence two warnings.
13653 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13655 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13656 (ASM_SPEC): Pass -k to the assembler for PIC code.
13658 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13660 * config.gcc: Add vax-*-linux* to the switch.
13661 * config/vax/linux.h: New file. (TARGET_VERSION,
13662 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13664 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13666 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13667 Use predicate macros instead of GET_CODE() == foo.
13668 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13669 ashlsi3, rotrsi3, <unnamed>): Likewise.
13671 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13673 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13674 jbbccihi, jbbccisi): Remova trailing whitespace.
13675 * config/vax/constraints.md: Likewise.
13676 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13677 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13678 * config/vax/predicates.md: Likewise.
13679 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13680 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13681 * config/vax/vax.h: Likewise.
13682 * config/vax/vax.md (nonlocal_goto): Likewise.
13684 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13686 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13687 (indirectable_address_p, adjacent_operands_p): Add spaces around
13689 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13691 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13693 * config/vax/vax.c (legitimate_constant_address_p,
13694 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13695 index_term_p, reg_plus_index_p, legitimate_address_p,
13696 vax_mode_dependent_address_p): Update comments to match functions
13697 modified by the recent int->bool conversion.
13699 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13701 * config/vax/builtins.md: Update copyright message.
13702 * config/vax/constraints.md: Likewise.
13703 * config/vax/netbsd-elf.h: Likewise.
13704 * config/vax/predicates.md: Likewise.
13705 * config/vax/vax-protos.h: Likewise.
13706 * config/vax/vax.c: Likewise.
13707 * config/vax/vax.h: Likewise.
13708 * config/vax/vax.md: Likewise.
13709 * config/vax/vax.opt: Likewise.
13711 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13713 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13714 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13715 * config/vax/constraints.md (B, R): Likewise.
13716 * config/vax/predicates.md (external_memory_operand,
13717 nonimmediate_addsub_di_operand): Likewise.
13718 * config/vax/vax.c (vax_output_int_add): Likewise.
13719 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13720 untyped_call): Likewise.
13722 2009-04-01 Matt Thomas <matt@3am-software.com>
13724 * config/vax/predicates.md: New file.
13725 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13726 external_const_operand, nonsymbolic_operand, external_memory_operand,
13727 indirect_memory_operand, indexed_memory_operand,
13728 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13729 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13731 * config/vax/constraints.md: New file.
13732 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13734 * config/vax/builtins.md: New file.
13735 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13736 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13738 * config/vax/vax.opt (mqmath): Add option.
13739 * config/vax/vax.md (isfx): Extend with DI.
13740 (VAXintQH, VAXintQHSD): Define.
13741 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13742 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13743 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13744 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13745 (movdi): Update constraints and use vax_output_int_move().
13746 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13747 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13748 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13749 nonlocal_goto): New.
13750 (mov<mode>): Extend accepted operand types.
13751 (subdi3_old): Rename from subdi3, change update constraints and use
13752 a new implementation.
13753 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13754 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13755 MOVE_RATIO, CLEAR_RATIO): Define.
13756 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13757 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13758 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13759 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13760 (split_quadword_operands): Make static and really allow variable
13762 (print_operand_address): Update for PIC generation.
13763 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13764 indexable_address_p, fixup_mathdi_operand,
13765 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13766 (vax_float_literal, legitimate_constant_p,
13767 indirectable_constant_address_p, index_term_p,
13768 reg_plus_index_p): Return bool instead of int.
13769 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13771 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13773 (vax_output_conditional_branch): Indent.
13774 (legitimate_constant_address_p, indirectable_constant_address_p,
13775 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13776 vax_mode_dependent_address_p): Return bool instead of int, update for
13778 * config/vax/vax-protos.h (legitimate_constant_address_p,
13779 legitimate_constant_p, legitimate_address_p,
13780 vax_mode_dependent_address_p): Change declaration to bool.
13781 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13782 vax_expand_addsub_di_operands, vax_output_int_subtract,
13783 vax_output_movmemsi): Declare.
13784 (split_quadword_operands, vax_float_literal): Delete declaration.
13785 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13786 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13787 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13788 ASM_OUTPUT_DWARF_PCREL): Define.
13789 (ASM_SPEC): Change definition to allow PIC generation.
13791 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13793 * doc/sourcebuild.texi: Update front-end requirements.
13795 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13798 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13799 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13800 (booldi3_internal3): Use boolean_or_operator instead of
13803 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13806 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13807 declarator whose size is not an integer constant expression but
13808 folds to an integer constant, then treat it as a constant
13811 2009-04-01 Richard Guenther <rguenther@suse.de>
13813 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13814 i * 4 + 2 to (i * 2 + 1) * 2.
13816 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13819 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13820 return if c_parser_asm_string_literal returned NULL.
13822 2009-04-01 Nick Clifton <nickc@redhat.com>
13824 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13826 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13827 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13828 other typedefs to avoid conflicts with libgcc2.c. Define labels
13829 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13831 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13832 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13835 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13837 * varasm.c (default_function_rodata_section): Declare DOT as
13840 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13841 Andrey Galkin <agalkin@hypercom.com>
13844 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13845 Make object_name unique for each process.
13847 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13850 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13851 addressable variables in the parallel that could go out of scope while
13852 running queued tasks.
13854 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13856 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13857 (CASE_VALUES_THRESHOLD): Redefine.
13858 * config/avr/avr.c (avr_override_options): Remove initialization of
13859 avr_case_values_threshold variable.
13860 (avr_case_values_threshold): Remove variable. Add new function.
13861 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13862 * config/avr/avr.opt (mno-tablejump): Remove option.
13863 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13865 2009-04-01 DJ Delorie <dj@redhat.com>
13867 * varasm.c (default_function_rodata_section): Don't assume
13868 anything about where the first '.' in the section name is.
13870 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13872 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13873 rs6000_emit_stack_tie.
13875 2009-03-31 Ian Lance Taylor <iant@google.com>
13877 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13878 gimple_code with GIMPLE_RESX, not RESX.
13880 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13882 * c-common.c (c_get_ident): New.
13883 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13885 2009-04-01 Ben Elliston <bje@au.ibm.com>
13887 * config/rs6000/sysv4.opt (msdata): Improve option description.
13889 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13891 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13892 (divdf3_internal_lat): Remove.
13893 (divxf3_internal_lat): Remove.
13894 (divxf3_internal_thr): Remove.
13895 (divxf): Use divxf3_internal.
13896 * config/ia64/div.md (divsf3_internal_lat): New.
13897 (divdf3_internal_lat): New.
13898 (divxf3_internal): New.
13900 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13903 * Makefile.in (USE_GCC_STDINT): Define.
13904 (stmp-int-hdrs): Install stdint.h if applicable.
13905 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13907 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13908 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13909 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13910 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13911 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13912 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13913 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13914 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13915 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13916 (c_common_nodes_and_builtins): Initialize
13917 underlying_wchar_type_node. Do not initialize
13918 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13919 nodes for new types.
13920 (c_stddef_cpp_builtins): Define macros for new types.
13921 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13923 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13924 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13925 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13926 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13927 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13928 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13929 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13930 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13931 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13932 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13933 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13934 int16_type_node, int32_type_node, int64_type_node,
13935 uint8_type_node, uint16_type_node, c_uint32_type_node,
13936 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13937 int_least32_type_node, int_least64_type_node,
13938 uint_least8_type_node, uint_least16_type_node,
13939 uint_least32_type_node, uint_least64_type_node,
13940 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13941 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13942 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13943 uintptr_type_node): Define.
13944 * c-cppbuiltin.c (builtin_define_constants,
13945 builtin_define_type_minmax): New.
13946 (builtin_define_stdint_macros): Define more macros.
13947 (c_cpp_builtins): Define more limit macros.
13948 (type_suffix): New.
13949 (builtin_define_type_max): Define in terms of
13950 builtin_define_type_minmax. Remove is_long parameter. All
13952 * config.gcc (use_gcc_stdint): Define.
13953 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13954 Add newlib-stdint.h for generic targets.
13955 * config/glibc-stdint.h, config/newlib-stdint.h,
13956 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13957 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13958 * config/score/score.h (UINTPTR_TYPE): Define.
13959 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13960 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13961 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13962 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13963 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13964 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13965 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13966 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13967 * config/spu/spu.h (STDINT_LONG32): Define.
13968 * configure.ac (use_gcc_stdint): Substitute.
13969 * configure: Regenerate.
13970 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13971 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13972 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13973 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13974 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13975 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13976 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13977 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13978 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13979 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13980 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13981 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13982 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13983 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13984 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13985 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13986 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13987 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13988 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13989 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13990 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13991 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13992 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13993 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13994 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13995 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13996 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13997 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13998 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14000 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14002 * loop-iv.c (suitable_set_for_replacement): Renamed from
14003 simplify_using_assignment; changed to return bool and to accept new
14004 args DEST and SRC. Return true iff we find a source/destination pair
14005 that can be used to make a replacement, and fill SRC and DEST if so.
14006 Remove arg ALTERED. Don't deal with altered regs here. All callers
14008 (simplify_using_initial_values): Deal with altered regs here and track
14009 more precisely the effect they have on the validity of our expression.
14011 * loop-iv.c (simplify_using_condition): A condition of the form
14012 (EQ REG CONST) can be used to simply make a substitution.
14013 (simplify_using_initial_values): Keep track of conditions we have seen
14014 and keep using them to simplify new expressions, while applying the
14015 same substitutions to them as to the expression.
14017 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14018 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14021 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14022 changed. Use this when trying to improve the upper bound.
14023 Generate the comparison by using simplify_gen_relational.
14025 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14027 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14029 (simplify_using_assignment, simplify_using_initial_values): Call
14030 replace_in_expr to make replacements. Call replace_single_def_regs
14031 once on the initial version of the expression.
14033 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14036 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14038 2009-03-31 Richard Guenther <rguenther@suse.de>
14040 PR middle-end/31029
14041 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14042 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14044 2009-03-31 Richard Guenther <rguenther@suse.de>
14046 * tree.h (div_if_zero_remainder): Declare.
14047 * fold-const.c (div_if_zero_remainder): Export.
14048 * tree-ssa-forwprop.c
14049 (forward_propagate_addr_into_variable_array_index): Handle
14050 constant array index addition outside of the variable index.
14052 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14055 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14056 define_splits, floatunssi<mode>2): Require x87 conversions from
14057 DImode to be permitted.
14059 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14061 PR preprocessor/15638
14062 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14064 2009-03-31 Richard Guenther <rguenther@suse.de>
14066 PR middle-end/23401
14067 PR middle-end/27810
14068 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14069 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14070 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14071 a separate statement.
14072 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14073 (lookup_tmp_var): Likewise.
14074 (is_gimple_formal_tmp_or_call_rhs): Remove.
14075 (is_gimple_reg_or_call_rhs): Rename to ...
14076 (is_gimple_reg_rhs_or_call): ... this.
14077 (is_gimple_mem_or_call_rhs): Rename to ...
14078 (is_gimple_mem_rhs_or_call): ... this.
14079 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14080 DECL_GIMPLE_REG_P only if is_formal is true.
14081 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14082 for non-proper post-modify expression gimplification.
14083 (gimplify_self_mod_expr): For post-modify expressions gimplify
14084 the lvalue to a minimal lvalue.
14085 (rhs_predicate_for): Remove formal temp case.
14086 (gimplify_modify_expr_rhs): Likewise.
14087 (gimplify_addr_expr): Use is_gimple_reg.
14088 (gimplify_expr): Remove formal temp cases.
14089 (gimple_regimplify_operands): Likewise.
14090 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14091 and FILTER_EXPR like constants.
14092 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14094 (is_gimple_formal_tmp_rhs): Remove.
14095 (is_gimple_reg_rhs): Remove special casing.
14096 (is_gimple_mem_rhs): Fix.
14097 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14098 (is_gimple_formal_tmp_var): Remove.
14099 (is_gimple_formal_tmp_reg): Likewise.
14100 (is_gimple_min_lval): Allow invariant component ref parts.
14101 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14102 is_gimple_formal_tmp_reg): Remove declarations.
14103 * tree-cfg.c (verify_expr): Verify that variables with address
14104 taken do not have DECL_GIMPLE_REG_P set.
14105 * tree-mudflap.c (mf_build_check_statement_for): Use
14106 force_gimple_operand instead of gimplify_expr.
14108 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14110 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14111 schedulable rows to compute_split_row.
14113 2009-03-31 Ben Elliston <bje@au.ibm.com>
14116 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14119 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14121 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14122 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14123 * configure: Regenerate.
14124 * config.in: Regenerate.
14125 * config/rs6000/rs6000.opt (mtls-markers): Add.
14126 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14127 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14128 (tls_ld_aix, tls_ld_sysv): Likewise.
14129 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14130 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14132 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14134 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14136 2009-03-30 Jan Hubicka <jh@suse.cz>
14138 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14140 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14141 detection and label handling.
14143 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14145 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14146 left_conflicts_size.
14147 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14148 ALLOCNO_LEFT_CONFLICTS_SIZE.
14150 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14151 remove_allocno_from_bucket_and_push,
14152 allocno_spill_priority_compare, push_allocnos_to_stack,
14153 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14154 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14155 (setup_allocno_left_conflicts_num): Ditto. Rename to
14156 setup_allocno_left_conflicts_size.
14157 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14158 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14159 setup_allocno_left_conflicts_size instead of
14160 setup_allocno_left_conflicts_num.
14162 * ira-build.c (ira_create_allocno): Use
14163 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14164 ALLOCNO_LEFT_CONFLICTS_NUM.
14166 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14168 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14169 instead of DF_LR_OUT.
14171 * ira-lives.c (process_bb_node_lives): Ditto.
14173 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14174 instead of DF_LR_{OUT,IN}.
14176 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14178 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14180 2009-03-30 Jan Hubicka <jh@suse.cz>
14182 * except.c (label_to_region_map): Fix thinko.
14184 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14186 PR middle-end/38237
14187 * tree.h (tree_find_value): New declaration.
14188 * tree.c (tree_find_value): New function.
14189 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14191 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14194 * c-decl.c (struct c_binding): Add locus field.
14195 (bind): Add locus argument, set locus field from it.
14196 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14197 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14198 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14199 implicitly_declare, undeclared_variable, lookup_label,
14200 declare_label, c_make_fname_decl, c_builtin_function,
14201 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14204 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14207 * config/i386/i386.c (classify_argument): Check total size of
14210 2009-03-30 Martin Jambor <mjambor@suse.cz>
14212 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14213 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14214 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14217 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14218 seen_variable_array_ref while also traversing a union.
14220 * tree-inline.c (optimize_inline_calls): Do not call
14221 cgraph_node_remove_callees.
14222 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14223 (pass_remove_cgraph_callee_edges): New variable.
14224 * passes.c (init_optimization_passes): Add
14225 pass_remove_cgraph_callee_edges after early inlining and before all
14226 late intraprocedural passes.
14228 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14230 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14232 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14233 Fix typos in names.
14235 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14237 * combine.c (simplify_comparison): Use have_insn_for.
14238 * dojump.c (do_jump): Likewise.
14240 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14242 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14243 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14244 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14245 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14246 instead of sparc_compare_emitted.
14247 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14248 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14249 instead of sparc_compare_emitted.
14251 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14253 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14254 enter/exit cfglayout mode.
14255 (pass_partition_block): Require it.
14256 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14257 (combine_instructions): Track basic blocks instead of labels.
14258 (update_cfg_for_uncondjump): New.
14259 (try_combine): Use it. Update jumps after rescanning.
14260 (pass_combine): Require PROP_cfglayout.
14261 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14263 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14265 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14266 Provide/destroy PROP_cfglayout respectively.
14267 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14268 * tree-pass.h (PROP_cfglayout): New.
14270 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14272 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14273 fold_convert_const_fixed_from_fixed,
14274 fold_convert_const_fixed_from_int,
14275 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14276 set TREE_CONSTANT_OVERFLOW.
14277 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14278 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14280 2009-03-30 Ira Rosen <irar@il.ibm.com>
14282 * tree-vect-loop-manip.c: New file.
14283 * tree-vectorizer.c: Update documentation and included files.
14284 (vect_loop_location): Make extern.
14285 (rename_use_op): Move to tree-vect-loop-manip.c
14286 (rename_variables_in_bb, rename_variables_in_loop,
14287 slpeel_update_phis_for_duplicate_loop,
14288 slpeel_update_phi_nodes_for_guard1,
14289 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14290 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14291 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14292 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14293 find_loop_location): Likewise.
14294 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14295 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14296 get_vectype_for_scalar_type, vect_is_simple_use,
14297 supportable_widening_operation, supportable_narrowing_operation):
14299 (bb_in_loop_p): Move to tree-vect-loop.c.
14300 (new_loop_vec_info, destroy_loop_vec_info,
14301 reduction_code_for_scalar_code, report_vect_op,
14302 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14303 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14304 (vect_supportable_dr_alignment): Likewise.
14305 * tree-vectorizer.h (tree-data-ref.h): Include.
14306 (vect_loop_location): Declare.
14307 Reorganize function declarations according to the new file structure.
14308 * tree-vect-loop.c: New file.
14309 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14310 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14311 * tree-vect-data-refs.c: New file.
14312 * tree-vect-patterns.c (timevar.h): Don't include.
14313 * tree-vect-stmts.c: New file.
14314 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14315 tree-vect-slp.c, tree-vect-loop.c.
14316 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14317 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14318 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14319 (tree-vect-analyze.o): Remove.
14320 (tree-vect-transform.o): Likewise.
14321 (tree-vect-data-refs.o): Add rule.
14322 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14323 tree-vect-slp.o): Likewise.
14324 (tree-vect-patterns.o): Remove redundant dependencies.
14325 (tree-vectorizer.o): Likewise.
14326 * tree-vect-slp.c: New file.
14328 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14330 * optc-gen.awk: Warn if an option flag has multiple different
14333 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14335 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14336 -floop-block): Document dependences on PPL, CLooG and Graphite.
14338 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14340 PR rtl-optimization/323
14341 * c-common.c (c_fully_fold, convert_and_check,
14342 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14343 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14344 * c-common.def (EXCESS_PRECISION_EXPR): New.
14345 * c-cppbuiltin.c (builtin_define_float_constants): Define
14346 constants with enough digits for long double.
14347 * c-lex.c (interpret_float): Interpret constant with excess
14348 precision where appropriate.
14349 * c-opts.c (c_common_post_options): Set
14350 flag_excess_precision_cmdline. Give an error for
14351 -fexcess-precision=standard for C++ for processors where the
14352 option is significant.
14353 * c-parser.c (c_parser_conditional_expression): Handle excess
14354 precision in condition.
14355 * c-typeck.c (convert_arguments): Handle arguments with excess
14357 (build_unary_op): Move excess precision outside operation.
14358 (build_conditional_expr): Likewise.
14359 (build_compound_expr): Likewise.
14360 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14361 (build_modify_expr): Handle excess precision in RHS.
14362 (convert_for_assignment): Handle excess precision in converted
14364 (digest_init, output_init_element, process_init_element): Handle
14365 excess precision in initializer.
14366 (c_finish_return): Handle excess precision in return value.
14367 (build_binary_op): Handle excess precision in operands and add
14368 excess precision as needed for operation.
14369 * common.opt (-fexcess-precision=): New option.
14370 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14371 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14372 For standard excess precision, output explicit conversion to and
14373 truncation from XFmode.
14374 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14375 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14376 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14377 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14378 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14379 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14380 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14381 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14382 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14383 define_splits, sqrt<mode>2): Disable where appropriate for
14384 standard excess precision.
14385 * convert.c (convert_to_real): Do not shorten arithmetic to type
14386 for which excess precision would be used.
14387 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14388 * doc/invoke.texi (-fexcess-precision=): Document option.
14389 (-mfpmath=): Correct index entry.
14390 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14391 flag_excess_precision): New.
14392 * langhooks.c (lhd_post_options): Set
14393 flag_excess_precision_cmdline.
14394 * opts.c (common_handle_option): Handle -fexcess-precision=.
14395 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14396 init_excess_precision): New.
14397 (lang_dependent_init_target): Call init_excess_precision.
14398 * tree.c (excess_precision_type): New.
14399 * tree.h (excess_precision_type): Declare.
14401 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14404 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14405 non-lvalue to component.
14407 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14409 PR preprocessor/34695
14410 * Makefile.in (c-opts.o): Depend on c-tree.h.
14411 * c-common.c: Move down include of diagnostic.h.
14412 (done_lexing, c_cpp_error): New.
14413 * c-common.h (done_lexing): Declare.
14414 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14416 * c-opts.c: Include c-tree.h.
14417 (c_common_init_options): Set preprocessor error callback.
14418 (c_common_handle_option): Do not set preprocessor
14419 inhibit_warnings, warnings_are_errors, warn_system_headers,
14420 pedantic_errors or inhibit_warnings flags.
14421 (c_common_post_options): Do not check cpp_errors (parse_in).
14422 (c_common_finish): Do not output dependencies if there were
14423 errors. Do not check return value of cpp_finish.
14424 * c-ppoutput.c (pp_file_change): Set input_location.
14425 * c-tree.h (c_cpp_error): Declare.
14426 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14428 (diagnostic_build_prefix): Check override_column.
14429 * diagnostic.h (diagnostic_info): Add override_column field.
14430 (diagnostic_override_column): Define.
14432 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14434 * c-common.c (c_expand_expr, c_staticp): Remove.
14435 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14436 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14437 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14438 * c-gimplify.c (gimplify_compound_literal_expr,
14439 optimize_compound_literals_in_ctor): Remove.
14440 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14441 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14442 * c-semantics.c (emit_local_var): Remove.
14444 * langhooks-def.h (lhd_expand_expr): Remove.
14445 * langhooks.c (lhd_expand_expr): Remove.
14446 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14448 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14449 handling from c-semantics.c; don't call into langhook.
14450 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14451 * gimplify.c (gimplify_compound_literal_expr,
14452 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14453 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14454 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14455 as was done in c-gimplify.c.
14456 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14457 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14458 Move from c-common.h.
14459 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14461 * tree.c (staticp): Do not call langhook.
14462 * langhooks.c (lhd_staticp): Delete.
14463 * langhooks-def.h (lhd_staticp): Delete prototype.
14464 (LANG_HOOKS_STATICP): Delete.
14465 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14467 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14468 instead of DECL_STMTs.
14470 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14478 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14480 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14481 contained expression.
14482 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14483 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14484 conditional expressions for C.
14485 (decl_constant_value_for_optimization): Move from
14486 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14487 whether optimizing and that the expression is a VAR_DECL not of
14488 array type instead of doing such checks in the caller. Do not
14489 check pedantic. Call gcc_unreachable for C++.
14490 * c-common.def (C_MAYBE_CONST_EXPR): New.
14491 * c-common.h (c_fully_fold, c_save_expr,
14492 decl_constant_value_for_optimization): New prototypes.
14493 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14494 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14495 EXPR_INT_CONST_OPERANDS): Define.
14496 * c-convert.c (convert): Strip nops from expression.
14497 * c-decl.c (groktypename): Take extra parameters expr and
14498 expr_const_operands. Update call to grokdeclarator.
14499 (start_decl): Update call to grokdeclarator. Add statement for
14500 expressions used in type of decl.
14501 (grokparm): Update call to grokdeclarator.
14502 (push_parm_decl): Update call to grokdeclarator.
14503 (build_compound_literal): Add parameter non_const and build a
14504 C_MAYBE_COSNT_EXPR if applicable.
14505 (grokdeclarator): Take extra parameters expr and
14506 expr_const_operands. Track expressions used in declaration
14507 specifiers and declarators. Fold array sizes and track whether
14508 they are constant expressions and whether they are integer
14509 constant expressions.
14510 (parser_xref_tag): Set expr and expr_const_operands fields in
14512 (grokfield): Update call to grokdeclarator.
14513 (start_function): Update call to grokdeclarator.
14514 (build_null_declspecs): Set expr and expr_const_operands fields in
14516 (declspecs_add_type): Handle expressions in typeof specifiers.
14517 * c-parser.c (c_parser_declspecs): Set expr and
14518 expr_const_operands fields for declaration specifiers.
14519 (c_parser_enum_specifier): Likewise.
14520 (c_parser_struct_or_union_specifier): Likewise.
14521 (c_parser_typeof_specifier): Likewise. Update call to
14522 groktypename. Fold expression as needed. Return expressions with
14523 type instead of adding statements.
14524 (c_parser_attributes): Update calls to c_parser_expr_list.
14525 (c_parser_statement_after_labels): Fold expression before passing
14526 to objc_build_throw_stmt.
14527 (c_parser_condition): Fold expression.
14528 (c_parser_asm_operands): Fold expression.
14529 (c_parser_conditional_expression): Use c_save_expr. Update call
14530 to build_conditional_expr.
14531 (c_parser_alignof_expression): Update call to groktypename.
14532 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14533 original_code. Fold expression argument of va_arg. Create
14534 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14535 argument to va_arg. Update calls to groktypename. Fold array
14536 index for offsetof. Verify that first argument to
14537 __builtin_choose_expr has integer type.
14538 (c_parser_postfix_expression_after_paren_type): Update calls to
14539 groktypename and build_compound_literal. Handle expressions with
14540 side effects in type name.
14541 (c_parser_postfix_expression_after_primary): Update call to
14542 c_parser_expr_list. Set original_code for calls to
14543 __builtin_constant_p.
14544 (c_parser_expr_list): Take extra parameter fold_p. Fold
14545 expressions if requested.
14546 (c_parser_objc_type_name): Update call to groktypename.
14547 (c_parser_objc_synchronized_statement): Fold expression.
14548 (c_parser_objc_receiver): Fold expression.
14549 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14550 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14551 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14552 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14553 (struct c_typespec): Add elements expr and expr_const_operands.
14554 (struct c_declspecs): Add elements expr and expr_const_operands.
14555 (groktypename, build_conditional_expr, build_compound_literal):
14557 (in_late_binary_op): Declare.
14558 * c-typeck.c (note_integer_operands): New function.
14559 (in_late_binary_op): New variable.
14560 (decl_constant_value_for_broken_optimization): Move to c-common.c
14561 and rename to decl_constant_value_for_optimization.
14562 (default_function_array_conversion): Do not strip nops.
14563 (default_conversion): Do not call
14564 decl_constant_value_for_broken_optimization.
14565 (build_array_ref): Do not fold result.
14566 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14567 result when operand is a VLA.
14568 (c_expr_sizeof_type): Update call to groktypename. Handle
14569 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14570 result when operand names a VLA type.
14571 (build_function_call): Update call to build_compound_literal.
14572 Only fold result for calls to __builtin_* functions. Strip
14573 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14574 the function designator.
14575 (convert_arguments): Fold arguments. Update call to
14576 convert_for_assignment.
14577 (build_unary_op): Handle increment and decrement of
14578 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14579 decrement earlier. Fold operand of increment and decrement.
14580 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14581 built for integer operand. Wrap returns that are INTEGER_CSTs
14582 without being integer constant expressions or that have integer
14583 constant operands without being INTEGER_CSTs.
14584 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14585 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14586 result is an integer constant expression or can be used in
14587 unevaluated parts of one and avoid folding and wrap as
14588 appropriate. Fold operands before possibly doing -Wsign-compare
14590 (build_compound_expr): Wrap result for C99 if operands can be used
14591 in integer constant expressions.
14592 (build_c_cast): Update call to digest_init. Do not ignore
14593 overflow from casting floating-point constants to integers. Wrap
14594 results that could be confused with integer constant expressions,
14595 null pointer constants or floating-point constants.
14596 (c_cast_expr): Update call to groktypename. Handle expressions
14597 included in type name.
14598 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14599 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14600 Update calls to convert_for_assignment.
14601 (convert_for_assignment): Take new parameter
14602 null_pointer_constant. Do not strip nops or call
14603 decl_constant_value_for_broken_optimization. Set
14604 in_late_binary_op for conversions to boolean.
14605 (store_init_value): Update call to digest_init.
14606 (digest_init): Take new parameter null_pointer_constant. Do not
14607 call decl_constant_value_for_broken_optimization. pedwarn for
14608 initializers not constant expressions. Update calls to
14609 convert_for_assignment.
14610 (constructor_nonconst): New.
14611 (struct constructor_stack): Add nonconst element.
14612 (really_start_incremental_init, push_init_level, pop_init_level):
14613 Handle constructor_nonconst and nonconst element.
14614 (set_init_index): Call constant_expression_warning for array
14616 (output_init_element): Fold value. Set constructor_nonconst as
14617 applicable. pedwarn for initializers not constant expressions.
14618 Update call to digest_init. Call constant_expression_warning
14619 where constant initializers are required.
14620 (process_init_element): Use c_save_expr.
14621 (c_finish_goto_ptr): Fold expression.
14622 (c_finish_return): Fold return value. Update call to
14623 convert_for_assignment.
14624 (c_start_case): Fold switch expression.
14625 (c_process_expr_stmt): Fold expression.
14626 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14627 ensure statement expression is not evaluated in constant expression.
14628 (build_binary_op): Track whether results are integer constant
14629 expressions or may occur in such, disable folding and wrap results
14630 as applicable. Fold operands for -Wsign-compare warnings unless
14632 (c_objc_common_truthvalue_conversion): Handle results folded to
14633 integer constants that are not integer constant expressions.
14634 * doc/extend.texi: Document when typeof operands are evaluated,
14635 that condition of __builtin_choose_expr is an integer constant
14636 expression, and more about use of __builtin_constant_p in
14639 2009-03-29 Richard Guenther <rguenther@suse.de>
14641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14642 propagate addresses of array references.
14644 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14646 * regmove.c (perhaps_ends_bb_p): Remove.
14647 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14648 from INSN and check that the main loop stays within that basic block.
14649 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14650 (regmove_forward_pass): Split out from regmove_optimize. Use
14651 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14652 (regmove_backward_pass): Split out from regmove_optimize. Use
14653 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14654 (regmove_optimize): Simplify.
14656 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14659 * config/i386/i386.c (classify_argument): Ignore flexible array
14660 member in struct and warn ABI change.
14662 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14664 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14666 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14667 (ix86_adjust_cost): Updated.
14669 2009-03-29 Jan Hubicka <jh@suse.cz>
14671 PR middle-end/28850
14672 * tree-pass.h (pass_cleanup_eh): New function.
14673 (remove_unreachable_regions): Break code handling RTL
14674 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14675 that can not be reached by runtime.
14676 (can_be_reached_by_runtime): New function.
14677 (label_to_region_map): New function.
14678 (num_eh_regions): New function.
14679 (rtl_remove_unreachable_regions): New function.
14680 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14681 (remove_eh_region): New function.
14682 * except.h: Include sbitmap and vecprim.
14683 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14684 num_eh_regions): Declare.
14685 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14686 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14687 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14688 (tree_empty_eh_handler_p): New function.
14689 (cleanup_empty_eh): New function.
14690 (cleanup_eh): New function.
14691 (pass_cleanup_eh): New function.
14693 2009-03-29 Jan Hubicka <jh@suse.cz>
14695 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14696 for removed regions.
14698 2009-03-29 Jan Hubicka <jh@suse.cz>
14700 * except.c (dump_eh_tree): Dump all datastructures.
14702 2009-03-29 Jan Hubicka <jh@suse.cz>
14704 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14705 (duplicate_eh_regions_1): Likewise.
14706 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14707 vector; call EH verification.
14708 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14709 Be ready for region being removed.
14711 2009-03-29 Jan Hubicka <jh@suse.cz>
14713 * bitmap.c (bitmap_last_set_bit): New function.
14714 * bitmap.h (bitmap_last_set_bit): Declare.
14716 2009-03-29 David Ayers <ayers@fsfe.org>
14719 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14720 by calling objc_compare_types and surpress warnings about
14721 incompatible C pointers that are compatible ObjC pointers.
14723 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14725 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14726 call initialize_inline_failed.
14727 (initialize_inline_failed): Move it from here ...
14728 * cgraph.c (initialize_inline_failed): ... to here.
14729 (cgraph_create_edge): Call initialize_inline_failed rather than
14730 setting inline_failed directly.
14732 2009-03-29 Ben Elliston <bje@au.ibm.com>
14735 * sysv4.opt (msdata): Improve comment.
14736 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14737 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14739 2009-03-29 Ben Elliston <bje@au.ibm.com>
14742 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14743 load and store attributes.
14745 2009-03-29 Ben Elliston <bje@au.ibm.com>
14747 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14748 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14749 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14750 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14751 __builtin_infq and __builtin_huge_valq.
14753 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14755 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14757 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14758 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14760 2009-03-28 Xinliang David Li <davidxl@google.com>
14762 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14763 (do_dbg_cnt): New function.
14765 2009-03-28 Jan Hubicka <jh@suse.cz>
14767 Merge from pretty-ipa:
14769 2009-03-27 Jan Hubicka <jh@suse.cz>
14771 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14772 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14773 * passes.c (function_called_by_processed_nodes_p): New.
14774 * ipa-pure-const.c (check_call): Fix handling of operands.
14775 (analyze_function): Dump debug output for skipped bodies.
14776 (local_pure_const): Use function_called_by_processed_nodes_p.
14777 * dwarf2out.c (reference_to_unused): Use output.
14778 * passes.c (do_per_function_toporder): Likewise.
14780 2008-11-12 Jan Hubicka <jh@suse.cz>
14782 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14783 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14784 state_set_in_source enum
14785 (check_decl): Ignore memory tags; do not set fake looping flags;
14787 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14788 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14789 (check_call, analyze_function): Rewrite.
14791 (add_new_function): Update call of analyze_function.
14792 (generate_summary): Add call of analyze_function.
14793 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14794 (local_pure_const): New function.
14795 (pass_local_pure_const): New pass.
14796 * ipa-inline.c (inline_transform): Set after_inlining.
14797 * tree-eh.c (stmt_can_throw_external): New.
14798 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14799 work with aliasing built.
14800 * tree-flow.h (stmt_can_throw_external): New.
14801 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14802 and local pure/const pass in early and late optimization queue.
14804 2009-03-28 Martin Jambor <mjambor@suse.cz>
14806 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14808 (fold_binary): Allow function decl aligment consideration is the
14809 second argument is integer constant one.
14810 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14811 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14812 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14814 2009-03-28 Jan Hubicka <jh@suse.cz>
14816 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14817 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14818 * function.h (rtl_data): Add nothrow flag.
14819 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14820 set DECL_NOTHROW for AVAILABLE functions.
14822 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14824 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14825 following vector keyword has expansion starting with pixel or bool
14826 keyword, expand vector to __vector and pixel or bool to __pixel or
14830 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14831 warn_if_disallowed_function_p): Removed.
14832 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14833 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14834 warning_if_disallowed_function_p.
14835 * flags.h (warn_if_disallowed_function_p,
14836 warn_disallowed_functions): Removed.
14837 * common.opt (Wdisallowed-function-list=): Removed.
14838 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14840 2009-03-28 Richard Guenther <rguenther@suse.de>
14842 PR tree-optimization/38723
14843 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14846 2009-03-28 Jan Hubicka <jh@suse.cz>
14848 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14849 test introduced by my previous patch.
14851 2009-03-28 Richard Guenther <rguenther@suse.de>
14853 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14854 the PHIs value undefined.
14856 2009-03-28 Jan Hubicka <jh@suse.cz>
14858 * tree-pass.h (pass_fixup_cfg): New pass.
14859 * ipa-inline.c (inline_transform): Set
14860 always_inline_functions_inlined/after_inlining.
14861 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14862 (pass_fixup_cfg): New pass.
14863 * passes.c (init_optimization_passes): Add fixup_cfg.
14865 2009-03-28 Richard Guenther <rguenther@suse.de>
14867 PR tree-optimization/38458
14868 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14869 argument use the arguments copy-of value.
14871 2009-03-28 Richard Guenther <rguenther@suse.de>
14873 PR tree-optimization/38180
14874 * tree-ssa-ccp.c (get_default_value): Simplify.
14875 (likely_value): Likewise.
14876 (surely_varying_stmt_p): Properly handle VOP case.
14877 (ccp_initialize): Likewise.
14878 (ccp_fold): Handle propagating through *&.
14879 (fold_const_aggregate_ref): Also handle decls.
14881 2009-03-28 Jan Hubicka <jh@suse.cz>
14883 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14884 * cgraph.h (cgraph_node): Likewise.
14885 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14886 (cgraph_reset_node): Use process flag.
14887 (cgraph_mark_functions_to_output): Likewise.
14888 (cgraph_expand_function): Likewise.
14889 (cgraph_expand_all_functions): Likewise.
14890 (cgraph_output_in_order): Likewise.
14891 * dwarf2out.c (reference_to_unused): Likewise.
14892 * passes.c do_per_function_toporder): Likewise.
14894 2009-03-28 Jan Hubicka <jh@suse.cz>
14896 Bring from lto-branch:
14898 2008-09-03 Doug Kwan <dougkwan@google.com>
14900 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14901 enums instead of reason strings.
14902 * cgraph.c (cgraph_create_edge): Same.
14903 (cgraph_inline_failed_string): New function.
14904 * cgraph.h (cgraph_inline_failed_t): New enum type.
14905 (cgraph_inline_failed_string): New prototype.
14906 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14907 char pointer to cgraph_inline_failed_t.
14908 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14909 (cgraph_default_inline_p): Ditto.
14910 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14911 to cgraph_inline_failed_t pointer.
14912 * cif-code.def: New file.
14913 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14915 (cgraph_check_inline_limits): Change type of REASON to pointer to
14916 cgraph_inline_failed_t. Replace reason strings with enums.
14917 (cgraph_default_inline_p): Ditto.
14918 (cgraph_recursive_inlining_p): Ditto.
14919 (update_caller_keys): Change type of FAILED_REASON to
14920 cgraph_inline_failed_t.
14921 (cgraph_set_inline_failed): Change type of REASON to pointer to
14922 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14923 convert enums to strings for text output.
14924 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14925 to be of type cgraph_inline_failed_t. Replace reason strings with
14926 enums. Call cgraph_inline_failed_string to covert enums
14927 to strings for text output.
14928 (cgraph_decide_inlining): Replace reason strings with enums.
14929 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14930 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14932 * tree-inline.c (expand_call_inline): Change type of REASON
14933 to cgraph_inline_failed_t. Replace reason strings with enums.
14934 Call cgraph_inline_failed_string for text output.
14935 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14938 2009-03-28 Jan Hubicka <jh@suse.cz>
14940 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14941 cgraph_clone_node): Remove master clone handling.
14942 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14943 * cgraph.h (master_clone): Remove.
14944 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14945 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14946 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14948 2009-03-28 Jan Hubicka <jh@suse.cz>
14950 * cgraph.c (cgraph_function_body_availability): Functions declared
14951 inline are always safe to assume that it is not going to be replaced.
14953 2009-03-28 Richard Guenther <rguenther@suse.de>
14955 PR tree-optimization/38513
14956 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14957 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14958 EXC_PTR_EXPR and FILTER_EXPR.
14959 (get_ref_from_reference_ops): Likewise.
14961 2009-03-28 Richard Guenther <rguenther@suse.de>
14963 PR tree-optimization/38968
14964 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14965 Use FLOOR_MOD_EXPR to compute misalignment.
14967 2009-03-28 Richard Guenther <rguenther@suse.de>
14969 PR tree-optimization/37795
14970 * tree.h (combine_comparisons): Declare.
14971 * fold-const.c (combine_comparisons): Export.
14972 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14974 (ifcombine_iforif): Use combine_comparisons.
14976 2009-03-28 Jan Hubicka <jh@suse.cz>
14978 * tree-eh.c (inlinable_call_p): New function.
14979 (make_eh_edges): Use it.
14980 (verify_eh_edges): Use it.
14981 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14982 * except.c (reachable_next_level): Add inlinable_function argument
14983 (sjlj_find_directly_reachable_regions): Update.
14984 (add_reachable_handler): Do not set saw_any_handlers.
14985 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14986 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14987 Add new inlinable call parameter.
14988 (can_throw_internal, can_throw_external): Update.
14989 * except.h (can_throw_internal_1, can_throw_external_1,
14990 foreach_reachable_handler): Update declaration.
14992 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14994 * config/arm/t-arm-coff, config/h8300/coff.h,
14995 config/i386/i386-aout.h, config/i386/i386-coff.h,
14996 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14997 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14998 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14999 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15000 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15001 sys-types.h: Remove.
15002 * Makefile.in: Remove protoize and fixproto support and references
15004 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15005 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15007 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15008 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15009 unprotoize$(exeext).
15010 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15011 (.PHONY): Don't depend on proto.
15012 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15013 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15014 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15015 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15016 build/gen-protos.o, build/scan.o, xsys-protos.h,
15017 build/fix-header$(build_exeext), build/fix-header.o,
15018 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15019 stmp-install-fixproto): Remove.
15020 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15021 SYSCALLS.c or fixproto files.
15022 (install-common): Don't install protoize.
15023 (install-headers-tar, install-headers-cpio, install-headers-cp):
15024 Don't depend on $(STMP_FIXPROTO).
15025 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15026 install fixproto files or write out fixproto settings.
15027 (uninstall): Don't uninstall protoize.
15028 * config.gcc (use_fixproto): Remove.
15029 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15030 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15031 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15032 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15033 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15034 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15035 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15036 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15037 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15038 * config/t-vxworks (STMP_FIXPROTO): Remove.
15039 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15040 STMP_FIXPROTO): Remove.
15041 * config.in, configure: Regenerate.
15042 * crtstuff.c (gid_t, uid_t): Don't undefine.
15043 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15044 (arm-*-coff, arm-*-aout: Remove target entries.
15045 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15046 Remove mention of AIX 4.1.
15047 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15048 * doc/invoke.texi (Running Protoize): Remove.
15049 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15050 (Protoize Caveats): Remove.
15051 * tsystem.h: Update comments on headers assumed to exist.
15053 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15055 * genautomata.c: Add a new year to the copyright. Add a new
15057 (struct insn_reserv_decl): Add comments for member bypass_list.
15058 (find_bypass): Remove.
15059 (insert_bypass): New.
15060 (process_decls): Use insert_bypass.
15061 (output_internal_insn_latency_func): Output all bypasses with the
15062 same input insn in one switch case.
15064 * rtl.def (define_bypass): Describe bypass choice.
15065 * doc/md.texi (define_bypass): Ditto.
15067 2009-03-27 Richard Guenther <rguenther@suse.de>
15069 * gimplify.c (mark_addressable): Export.
15070 * tree-flow.h (mark_addressable): Declare.
15071 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15072 * tree-ssa.c (verify_phi_args): Verify that address taken
15073 variables have TREE_ADDRESSABLE set.
15075 2009-03-27 Richard Guenther <rguenther@suse.de>
15077 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15078 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15079 Do not mark decls TREE_ADDRESSABLE.
15080 (build_fold_addr_expr): Adjust.
15081 (fold_addr_expr): Remove.
15082 (fold_unary): Use build_fold_addr_expr.
15083 (fold_comparison): Likewise.
15084 (split_address_to_core_and_offset): Likewise.
15085 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15087 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15088 (gimplify_modify_expr_to_memcpy): Mark source and destination
15090 * omp-low.c (create_omp_child_function): Mark the object decl
15092 (lower_rec_input_clauses): Mark the var we take the address of
15094 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15096 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15098 PR middle-end/39315
15099 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15100 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15102 2009-03-27 Richard Guenther <rguenther@suse.de>
15104 PR tree-optimization/39120
15105 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15107 (handle_lhs_call): Process return constraints. Add escape
15108 constraints if necessary.
15109 (handle_const_call): Fill out return constraints. Make nested
15110 case more precise. Avoid consttmp if possible.
15111 (handle_pure_call): Fill out return constraints. Avoid
15112 callused if possible.
15113 (find_func_aliases): Simplify call handling.
15115 2009-03-27 Richard Guenther <rguenther@suse.de>
15117 PR tree-optimization/39120
15118 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15119 as a representative.
15120 (solve_graph): Do propagate CALLUSED.
15121 (handle_pure_call): Use a scalar constraint from CALLUSED for
15123 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15126 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15129 * c-common.c (handle_aligned_attribute): Properly check alignment
15130 overflow. Use (1U << i) instead of (1 << i).
15132 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15134 * expr.h (get_mem_align_offset): Updated.
15136 * tree.h (tree_decl_common): Change align to "unsigned int" and
15137 move it before pointer_alias_set.
15139 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15140 Jakub Jelinek <jakub@redhat.com>
15143 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15144 gr_register_operand with gr_reg_or_0_operand.
15145 (cmpxchg_rel_di): Likewise.
15146 (sync_lock_test_and_set<mode>): Likewise.
15148 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15150 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15151 (true_regnum): Likewise.
15153 * rtlanal.c (subreg_info): Moved to ...
15154 * rtl.h (subreg_info): Here. New.
15155 (subreg_get_info): New.
15157 * rtlanal.c (subreg_get_info): Make it extern.
15159 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15162 * config/i386/i386.c (ix86_abi): New.
15163 (override_options): Handle -mabi=.
15164 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15165 (ix86_call_abi_override): Likewise.
15166 (init_cumulative_args): Likewise.
15167 (function_arg_advance): Likewise.
15168 (function_arg_64): Likewise.
15169 (function_arg): Likewise.
15170 (ix86_pass_by_reference): Likewise.
15171 (ix86_function_value_regno_p): Likewise.
15172 (ix86_build_builtin_va_list_abi): Likewise.
15173 (setup_incoming_varargs_64): Likewise.
15174 (is_va_list_char_pointer): Likewise.
15175 (ix86_init_machine_status): Likewise.
15176 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15177 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15178 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15179 (ix86_function_abi): Make it static and return enum calling_abi.
15180 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15182 (ix86_fn_abi_va_list): Updated.
15184 * config/i386/i386.h (ix86_abi): New.
15185 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15186 (CONDITIONAL_REGISTER_USAGE): Likewise.
15187 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15188 (machine_function): Likewise.
15190 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15192 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15193 (STACK_BOUNDARY): Likewise.
15194 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15196 * config/i386/i386.opt (mabi=): New.
15198 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15199 return enum calling_abi.
15200 (ix86_function_type_abi): Likewise.
15201 (ix86_function_abi): Removed.
15203 * doc/invoke.texi: Document -mabi= option for x86.
15205 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15207 * builtins.c (real_dconstp): Delete.
15208 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15210 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15211 Jakub Jelinek <jakub@redhat.com>
15214 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15215 (gen_subprogram_die): When a function is explicit, generate the
15216 DW_AT_explicit attribute.
15217 * langhooks.h (struct lang_hooks_for_decls): Add
15218 function_decl_explicit_p langhook.
15219 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15220 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15222 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15224 * builtins.c (fold_builtin_memory_op): Optimize memmove
15225 into memcpy if we can prove source and destination don't overlap.
15227 * tree-inline.c: Include gt-tree-inline.h.
15228 (clone_fn_id_num): New variable.
15229 (clone_function_name): New function.
15230 (tree_function_versioning): Use it.
15231 * Makefile.in (GTFILES): Add tree-inline.c.
15233 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15235 * BASE-VER: Change to 4.5.0.
15237 2009-03-27 Xinliang David Li <davidxl@google.com>
15239 PR tree-optimization/39557
15240 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15242 2009-03-27 Xinliang David Li <davidxl@google.com>
15244 PR tree-optimization/39548
15245 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15248 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15250 * c-common.c (pointer_int_sum): Use %wd on return from
15253 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15255 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15256 on return from tree_low_cst.
15258 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15261 * ginclude/stdarg.h (va_copy): Define also for
15262 __GXX_EXPERIMENTAL_CXX0X__.
15264 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15267 * builtins.h (c_strlen): Do not warn here.
15268 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15269 * c-common.c (pointer_int_sum): Take an explicit location.
15270 Warn about offsets out of bounds.
15271 * c-common.h (pointer_int_sum): Adjust declaration.
15273 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15275 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15278 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15281 * opts.c (warn_if_disallowed_function_p): Don't assume
15282 get_callee_fndecl must return non-NULL.
15284 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15286 PR rtl-optimization/39522
15287 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15288 when reg_reloaded_valid is set.
15290 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15292 * config/spu/divv2df3.c: New file.
15293 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15294 (DPBIT_FUNCS): Filter out _div_df.
15296 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15298 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15299 a jump insn, count that jump in the distance to the loop start.
15301 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15304 * config/sh/sh.c (calc_live_regs): Fix condition for global
15305 registers except PIC_OFFSET_TABLE_REGNUM.
15307 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15310 * doc/invoke.texi (-mconsole): New.
15312 (-mno-cygwin): New.
15314 (-mnop-fun-dllimport): New.
15318 (sub section "i386 and x86-64 Windows Options"): New.
15320 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15322 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15323 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15325 2009-03-25 Richard Guenther <rguenther@suse.de>
15327 PR middle-end/39497
15328 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15331 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15333 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15334 neither of haifa/selective schedulers are working.
15336 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15338 * doc/invoke.texi (Debugging Options): Fix description of
15339 -fno-merge-debug-strings.
15341 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15343 * config/cris/libgcc.ver: New version-script.
15344 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15346 * configure.ac <GAS features, nop mnemonic>: Add pattern
15347 crisv32-*-* for "nop".
15348 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15349 * configure: Regenerate.
15351 2009-03-24 Ira Rosen <irar@il.ibm.com>
15353 PR tree-optimization/39529
15354 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15355 mark_sym_for_renaming for the tag copied to the new vector
15358 2009-03-24 Arthur Loiret <aloiret@debian.org>
15360 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15361 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15362 EXTRA_SPEC_FUNCTIONS.
15363 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15364 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15365 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15366 -march and -mtune options.
15368 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15370 * config/m68k/t-rtems: Add m5329 multilib.
15372 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15373 Jakub Jelinek <jakub@redhat.com>
15376 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15379 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15382 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15383 instead of c_parser_expression_conv, if original_code isn't one of the
15384 4 allowed comparison codes, fail.
15386 2009-03-23 Richard Guenther <rguenther@suse.de>
15388 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15389 * tree.h (struct tree_type): Likewise.
15390 * reload.h (struct insn_chain): Likewise.
15391 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15392 * function.h (struct function): Likewise.
15393 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15395 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15397 PR tree-optimization/39516
15398 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15400 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15402 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15403 should be set true if BITS_PER_WORD of target is bigger than 32
15405 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15407 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15408 Translate -B-options to -rpath-link. Correct existing
15409 rpath-link and conditionalize on !nostdlib.
15411 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15413 * doc/extend.texi (Function Attributes, Variable Attributes):
15415 * doc/invoke.texi (Debugging Options, Optimize Options)
15416 (i386 and x86-64 Options, MCore Options): Likewise.
15418 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15421 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15422 it for block local namespace aliases.
15423 (gen_decl_die): Pass context_die to gen_namespace_die.
15425 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15428 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15429 minimum or maximum value.
15431 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15433 * reginfo.c (globalize_reg): Recompute derived reg sets.
15435 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15438 * libgcc2.c (mprotect): Do not use signed arguments for
15439 VirtualProtect, use DWORD arguments. Also fix the 'may
15440 be used uninitialized' warning for the np variable.
15442 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15445 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15446 functions using regparm calling conventions when not optimizing.
15447 (ix86_function_sseregparm): Similarly for sseregparm calling
15450 2009-03-19 Li Feng <nemokingdom@gmail.com>
15452 PR middle-end/39500
15453 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15454 dependence if the first conflict is after niter iterations.
15456 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15458 PR middle-end/38609
15459 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15460 functions with dynamic stack-pointer adjustments.
15462 2009-03-19 Ben Elliston <bje@au.ibm.com>
15464 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15465 option; change to -msdata=data.
15467 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15469 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15472 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15475 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15477 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15479 * doc/invoke.texi (Code Gen Options): Expand discussion of
15482 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15484 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15485 * matrix-reorg.c (struct matrix_info): Likewise.
15486 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15487 * rtl.h (struct mem_attrs): Likewise.
15488 * df.h (struct df): Likewise.
15489 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15490 * ira-int.h (struct ira_allocno): Likewise.
15491 * df-scan.c (struct df_collection_rec): Likewise.
15492 * ira.c (struct equivalence): Likewise.
15493 * function.c (struct temp_slot): Likewise.
15494 * cfgloop.h (struct loop): Likewise.
15497 * function.c (use_register_for_decl): When not optimizing, disregard
15498 register keyword for variables with types containing methods.
15500 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15502 PR middle-end/39447
15503 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15504 (is_simple_operand): Call contains_component_ref_p before calling data
15505 reference analysis that would fail on COMPONENT_REFs.
15507 * tree-vrp.c (search_for_addr_array): Fix formatting.
15509 2009-03-18 Richard Guenther <rguenther@suse.de>
15511 * tree-vect-transform.c (vect_loop_versioning): Fold the
15512 generated comparisons.
15513 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15514 (slpeel_tree_peel_loop_to_edge): Likewise.
15516 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15518 PR middle-end/37805
15519 * opts.c (print_specific_help): In addition to `undocumented',
15520 accept `separate' and `joined' flags if passed alone. Describe
15521 output by the first matched one of those.
15522 (common_handle_option): Skip over empty strings.
15523 * gcc.c (display_help): Fix help string for `--help='.
15524 * doc/invoke.texi (Option Summary, Overall Options): With
15525 `--help=', classes and qualifiers can both be repeated, but
15526 only the latter can be negated. One should not pass only
15527 negated qualifiers. Fix markup and examples.
15530 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15531 PR middle-end/37805
15532 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15533 and -fhelp=separate.
15535 2009-03-17 Jing Yu <jingyu@google.com>
15537 PR middle-end/39378
15538 * function.h (struct rtl_data): Move is_thunk from here...
15539 (struct function): ...to here.
15540 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15541 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15543 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15545 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15546 (alpha_output_function_end_prologue): Likewise.
15547 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15548 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15549 (rs6000_output_function_epilogue): Likewise.
15550 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15552 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15555 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15556 from different units in a single alternative.
15557 (*truncdfsf_i387): Ditto.
15558 (*truncxfsf2_mixed): Ditto.
15559 (*truncxfdf2_mixed): Ditto.
15561 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15563 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15564 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15567 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15568 unused non-artificial variables when not optimizing.
15571 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15572 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15573 NAMESPACE_DECL in its DECL_INITIAL.
15575 PR middle-end/39443
15576 * optabs.c (set_user_assembler_libfunc): New function.
15577 * expr.h (set_user_assembler_libfunc): New prototype.
15578 * c-common.c: Include libfuncs.h.
15579 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15580 for memcmp, memset, memcpy, memmove and abort.
15581 * Makefile.in (c-common.o): Depend on libfuncs.h.
15584 * dwarf2out.c (gen_inlined_enumeration_type_die,
15585 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15586 gen_tagged_type_instantiation_die): Removed.
15587 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15590 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15593 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15595 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15596 (check-parallel-%): Ditto.
15597 (check-consistency): Ditto.
15599 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15601 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15602 local variable rhs by NULL_TREE.
15604 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15607 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15609 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15612 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15614 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15617 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15618 for ms->sysv ABI calls only in 64bit mode.
15620 * config/i386/i386.md (untyped_call): Support 32bit.
15622 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15624 * doc/extend.texi: Replace x86_65 with x86_64.
15626 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15628 PR tree-optimization/39455
15629 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15630 mismatches for POINTER_TYPE_P (type).
15631 (number_of_iterations_le): Likewise.
15633 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15635 * config/picochip/picochip.c: Removed profiling support.
15636 * config/picochip/picochip.md: Removed profiling instruction.
15637 * config/picochip/picochip.h: Removed profiling builtin.
15639 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15641 * doc/install.texi (--with-host-libstdcxx): Document.
15643 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15646 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15647 generate a warning if the function name does not begin with
15648 "__vector" and the function has either the 'signal' or 'interrupt'
15649 attribute, from here to ...
15650 (avr_declare_function_name): ...here. New function.
15651 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15652 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15654 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15657 * cse.c (fold_rtx): Don't modify original const_arg1 when
15658 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15659 separate variable instead.
15660 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15661 from out of range shift counts.
15662 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15664 2009-03-13 Catherine Moore <clm@codesourcery.com>
15666 * config/i386/x-mingw32 (host-mingw32.o): Replace
15667 diagnostic.h with $(DIAGNOSTIC_H).
15669 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15672 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15674 * config/i386/sync.md (sync_compare_and_swap<mode>,
15675 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15676 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15678 (sync_double_compare_and_swapdi_pic,
15679 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15680 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15682 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15685 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15687 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15690 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15691 (avx_addsubv4df3): Likewise.
15692 (*avx_addsubv4sf3): Likewise.
15693 (sse3_addsubv4sf3): Likewise.
15695 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15698 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15700 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15703 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15704 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15705 registers for allocnos created from user-defined variables.
15707 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15710 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15711 of non-integer mode as well.
15713 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15715 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15716 for functions for which the parameter types are unknown.
15718 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15721 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15722 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15723 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15724 * config/i386/i386.c (ix86_local_alignment): For
15725 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15726 long long variables on the stack to avoid dynamic realignment.
15727 Allow the first argument to be a decl rather than type.
15728 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15730 2009-03-11 Nick Clifton <nickc@redhat.com>
15733 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15735 Add description to mno-lsim option.
15736 * config/mcore/mcore.h: Remove comment about deprecated m4align
15738 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15739 * doc/invoke.texi: Add description of mno-lsim and
15740 mstack-increment options.
15742 * config/fr30/fr30.opt: Document the -mno-lsim option.
15743 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15744 and -mno-lsim options.
15746 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15748 * fold-const.c (fold_comparison): Only call fold_inf_compare
15749 if the mode supports infinities.
15751 2009-03-11 Jason Merrill <jason@redhat.com>
15754 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15755 end already did. Notice GIMPLE_CALL modifications of the result.
15756 Don't copy debug information from an ignored decl or a decl from
15759 2009-03-10 Richard Guenther <rguenther@suse.de>
15760 Nathan Froyd <froydnj@codesourcery.com>
15762 PR middle-end/37850
15763 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15764 (__divMODE3): Likewise.
15766 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15768 PR tree-optimization/39394
15769 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15770 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15772 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15774 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15775 inline asms for register asm ("") declarations.
15777 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15779 * fold-const.c (fold_unary): Fix comment.
15781 2009-03-07 Jan Hubicka <jh@suse.cz>
15784 * tree-inline.c (setup_one_parameter): Do replacement of const
15785 argument by constant in SSA form.
15787 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15789 PR middle-end/38028
15790 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15791 determine alignment passed to assign_stack_local.
15792 (assign_parms_unsplit_complex): Likewise.
15793 * except.c (sjlj_build_landing_pads): Likewise.
15795 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15797 PR middle-end/39360
15798 * tree-flow.h (add_referenced_var): Return bool instead of void.
15799 * tree-dfa.c (add_referenced_var): Return result of
15800 referenced_var_check_and_insert call.
15801 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15802 of referenced_var_check_and_insert.
15805 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15806 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15807 DIE, don't emit it if abstract origin already has it.
15808 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15809 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15811 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15813 * genpreds.c (needs_variable): Fix parentheses at variable name
15815 (write_tm_constrs_h): Indent generated code.
15817 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15819 * doc/extend.texi (Function Attributes): Add documentation
15820 for isr attributes.
15822 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15825 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15826 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15828 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15830 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15833 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15836 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15837 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15839 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15841 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15842 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15843 constants instead of magic numbers.
15844 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15846 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15847 (x86_64_ms_abi_int_parameter_registers): Ditto.
15848 (x86_64_int_return_registers): Ditto.
15849 (ix86_maybe_switch_abi): Ditto.
15850 (ix86_expand_call): Ditto for clobbered_registers array.
15851 (ix86_hard_regno_mode_ok): Ditto.
15852 (x86_extended_QIreg_mentioned_p): Ditto.
15854 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15856 PR tree-optimization/39349
15857 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15859 * combine.c (gen_lowpart_for_combine): Use omode when generating
15862 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15864 PR rtl-optimization/39235
15865 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15867 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15869 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15871 2009-03-04 Richard Guenther <rguenther@suse.de>
15873 PR tree-optimization/39362
15874 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15875 that occur in abnormal PHIs should be varying.
15877 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15879 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15881 (simple_iv): Take loop as an argument instead of statement.
15882 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15883 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15885 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15887 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15888 * matrix-reorg.c (analyze_transpose): Ditto.
15889 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15890 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15891 * tree-predcom.c (ref_at_iteration): Ditto.
15892 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15894 2009-03-04 Richard Guenther <rguenther@suse.de>
15896 PR tree-optimization/39358
15897 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15898 escaped_id and callused_id.
15899 (solve_graph): Likewise.
15901 2009-03-04 Richard Guenther <rguenther@suse.de>
15903 PR tree-optimization/39339
15904 * tree-sra.c (try_instantiate_multiple_fields): Make it
15905 no longer ICE on the above.
15907 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15909 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15910 that fits within Pmode.
15912 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15914 PR middle-end/10109
15915 * tm.texi (LIBCALL_VALUE): Update description.
15917 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15919 PR middle-end/34443
15920 * doc/extend.texi (section): Update description.
15922 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15924 PR middle-end/39345
15925 * tree-inline.c (remapped_type): New.
15926 (can_be_nonlocal): Call remapped_type instead of remap_type.
15928 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15931 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15932 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15934 2009-03-03 Richard Guenther <rguenther@suse.de>
15936 PR middle-end/39272
15937 * tree.c (tree_nonartificial_location): New function.
15938 * tree.h (tree_nonartificial_location): Declare.
15939 * builtins.c (expand_builtin_memory_chk): Provide location
15940 of the call location for artificial function pieces.
15941 (maybe_emit_chk_warning): Likewise.
15942 (maybe_emit_sprintf_chk_warning): Likewise.
15943 (maybe_emit_free_warning): Likewise.
15944 * expr.c (expand_expr_real_1): Likewise.
15946 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15948 PR tree-optimization/39343
15949 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15950 COMPONENT_REF t has ARRAY_TYPE.
15952 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15954 PR middle-end/39335
15955 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15956 when the type precision of the induction variable should be
15957 larger than the type precision of nit.
15958 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15959 * graphite.c (graphite_loop_normal_form): Same.
15960 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15962 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15964 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15965 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15966 numbers to describe clobbered registers.
15967 (*call_value_0_rex64_ms_sysv): Ditto.
15968 * config/i386/mmx.md (mmx_emms): Ditto.
15969 (mmx_femms): Ditto.
15971 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15973 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15976 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15978 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15979 (spu_section_type_flags): New function.
15981 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15983 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15984 reg_class_contents of FLOAT_REGS into a temporary.
15986 2009-03-02 Richard Guenther <rguenther@suse.de>
15987 Ira Rosen <irar@il.ibm.com>
15989 PR tree-optimization/39318
15990 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15991 information to the vectorized statement.
15993 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15995 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15996 variable. Use defined names instead of magic constants for REX SSE
15999 2009-03-01 Richard Guenther <rguenther@suse.de>
16001 PR tree-optimization/39331
16002 * omp-low.c (lower_send_shared_vars): Do not receive new
16003 values for the reference of DECL_BY_REFERENCE parms or results.
16005 2009-03-01 Jan Hubicka <jh@suse.cz>
16008 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16009 BLOCK_NONLOCALIZED_VAR): New macros.
16010 (tree_block): Add nonlocalized_vars.
16011 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16012 gen_decl_die): Add origin argument. Allow generation of die with
16013 origin at hand only.
16014 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16015 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16017 (gen_block_die): Fix checking for unused blocks.
16018 (process_scope_var): Break out from .... ; work with origins only.
16019 (decls_for_scope) ... here; process nonlocalized list.
16020 (dwarf2out_ignore_block): Look for nonlocalized vars.
16021 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16023 (dump_scope_block): Dump them.
16024 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16025 (remap_block): Likewise.
16026 (can_be_nonlocal): New predicate.
16027 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16029 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16031 * configure: Regenerate.
16033 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16035 * optc-gen.awk: No need to duplicate option flags twice.
16036 Reuse help texts for duplicate options which do not have any.
16038 * gcc.c (display_help): Document --version.
16040 * gcc.c (main): If print_help_list and verbose_flag, ensure
16041 driver output comes before subprocess output.
16043 * optc-gen.awk: Assign all remaining fields to help string,
16044 space-separated, for multi-line help in *.opt.
16046 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16047 -Wno-pedantic-ms-format is for MinGW targets only.
16049 * doc/options.texi (Option file format): Fix bad indentation,
16050 restoring dropped sentence.
16052 2009-02-28 Jan Hubicka <jh@suse.cz>
16054 * tree-inline.c (tree_function_versioning): Output debug info.
16056 2009-02-28 Jan Hubicka <jh@suse.cz>
16059 * tree-inline.c (setup_one_parameter): Do not copy propagate
16060 arguments when not optimizing.
16062 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16065 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16066 (avx_addsubv4df3): Likewise.
16067 (*avx_addsubv4sf3): Likewise.
16068 (sse3_addsubv4sf3): Likewise.
16069 (*avx_addsubv2df3): Likewise.
16070 (sse3_addsubv2df3): Likewise.
16071 (avx_unpckhps256): Correct item selectors.
16072 (avx_unpcklps256): Likewise.
16073 (avx_unpckhpd256): Likewise.
16074 (avx_unpcklpd256): Likewise.
16076 2009-02-28 Jan Hubicka <jh@suse.cz>
16078 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16080 (copy_arguments_for_versioning): If var is declared don't declare it.
16081 (tree_function_versioning): First setup substitutions and then copy
16084 2009-02-27 Jan Hubicka <jh@suse.cz>
16087 * cgraph.h (varpool_output_debug_info): Remove.
16088 * cgraphunit.c (varpool_output_debug_info): Remove.
16089 * dwarf2out.c (deferred_locations_struct): New struct
16090 (deferred_locations): New type.
16091 (deferred_locations_list): New static var.
16092 (deffer_location): New function.
16093 (gen_variable_die): Use it.
16094 (decls_for_scope): Output info on local static vars.
16095 (dwarf2out_finish): Process deferred locations.
16096 * varpool.c (varpool_output_debug_info): Remove.
16098 2009-02-27 Jan Hubicka <jh@suse.cz>
16101 * tree.h (TREE_PROTECTED): Fix comment.
16102 (BLOCK_HANDLER_BLOCK): Remove.
16103 (struct tree_block): Remove handler_block add body_block.
16104 (inlined_function_outer_scope_p): New.
16105 (is_body_block): Remove.
16106 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16107 * dwarf2out.c (is_inlined_entry_point): Remove.
16108 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16109 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16111 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16112 * gimplify.c (gimplify_expr): Gimplify body blocks.
16113 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16114 block with multiple subblocks.
16115 (dump_scope_block): Prettier output; dump more flags and info.
16116 (dump_scope_blocks): New.
16117 (remove_unused_locals): Use dump_scope_blocks.
16118 * tree-flow.h (dump_scope_blocks): Declare.
16119 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16120 * stmt.c (is_body_block): Remove.
16121 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16122 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16124 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16126 PR middle-end/39308
16127 * graphite.c (graphite_loop_normal_form): Do not call
16128 number_of_iterations_exit from a gcc_assert.
16130 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16132 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16133 jumps if COND is NULL.
16134 (find_cond_jump): New function.
16135 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16136 * config/s390/s390.md: Remove z10_cobra attribute value.
16138 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16140 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16141 force_const_mem returns NULL_RTX.
16143 2009-02-26 Jan Hubicka <jh@suse.cz>
16146 * cgraph.h (varpool_output_debug_info): Remove.
16147 * cgraphunit.c (varpool_output_debug_info): Remove.
16148 * dwarf2out.c (deferred_locations_struct): New struct
16149 (deferred_locations): New type.
16150 (deferred_locations_list): New static var.
16151 (deffer_location): New function.
16152 (gen_variable_die): Use it.
16153 (decls_for_scope): Output info on local static vars.
16154 (dwarf2out_finish): Process deferred locations.
16155 * varpool.c (varpool_output_debug_info): Remove.
16157 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16159 PR rtl-optimization/39241
16160 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16161 to subreg_offset_representable_p.
16163 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16165 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16166 execute function prototype. Get f and nregs from max_reg_num
16167 and get_insns. Remove the first backward pass as it's dead,
16168 guard the forward pass by flag_expensive_optimizations.
16169 (rest_of_handle_regmove): Delete.
16170 (pass_regmove): Replace it with regmove_optimize.
16172 2009-02-25 Martin Jambor <mjambor@suse.cz>
16174 PR tree-optimization/39259
16175 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16176 calls_alloca function flags.
16177 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16178 calls are detected.
16180 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16182 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16183 flags_set_1_rtx, flags_set_1_set): Delete.
16184 (regmove_optimize): Do not call mark_flags_life_zones.
16186 2009-02-24 Julian Brown <julian@codesourcery.com>
16189 * config/arm/arm.c (require_pic_register): Only set
16190 cfun->machine->pic_reg once per function.
16192 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16194 * doc/invoke.texi (Link Options): Document an easier way to pass
16195 options that take arguments to the GNU linker using -Xlinker and -Wl.
16197 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16200 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16202 2009-02-24 Richard Guenther <rguenther@suse.de>
16205 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16207 2009-02-24 Richard Guenther <rguenther@suse.de>
16208 Zdenek Dvorak <ook@ucw.cz>
16210 PR tree-optimization/39233
16211 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16212 from converting them to a generic type.
16214 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16216 PR tree-optimization/39260
16217 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16218 contains a condition with a real type.
16219 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16221 2009-02-23 Jason Merrill <jason@redhat.com>
16224 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16225 narrowing_initializer_constant_valid_p.
16226 (narrowing_initializer_constant_valid_p): Don't return
16227 null_pointer_node for adding a pointer to itself.
16229 2009-02-23 Jan Hubicka <jh@suse.cz>
16232 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16235 2009-02-23 Jan Hubicka <jh@suse.cz>
16237 PR tree-optimization/37709
16238 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16239 * tree.h (block_ultimate_origin): Declare.
16240 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16241 * tree-ssa-live.c (remove_unused_scope_block_p):
16242 Eliminate blocks containig no instructions nor live variables nor
16244 (dump_scope_block): New function.
16245 (remove_unused_locals): Enable removal of dead blocks by default;
16246 enable dumping at TDF_DETAILS.
16248 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16250 * config/i386/i386.c (classify_argument): Don't allow COImode
16252 (function_arg_advance_32): Don't allow OImode.
16253 (function_arg_32): Likewise.
16254 (function_value_32): Likewise.
16255 (return_in_memory_32): Likewise.
16256 (function_arg_64): Remove OImode comment.
16258 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16261 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16262 ix86_expand_vector_set for V4DImode in 64bit mode only.
16263 (ix86_expand_vector_init_one_var): Likewise.
16265 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16267 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16269 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16272 * loop-iv.c: Revert last change.
16273 * emit-rtl.c: Likewise.
16275 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16278 * config/i386/i386.c (type_natural_mode): Remove an extra
16279 space in the warning message.
16280 (function_value_32): Handle 32-byte vector modes.
16281 (return_in_memory_32): Likewise.
16283 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16285 * loop-iv.c (truncate_value): New function.
16286 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16288 (lowpart_subreg): Move to...
16289 * emit-rtl.c: ...here.
16291 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16293 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16294 accidental and undocumented change at revision 140860.
16296 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16298 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16299 take gimple_seq * arguments.
16300 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16301 types_compatible_p langhook.
16303 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16304 Joseph Myers <joseph@codesourcery.com>
16306 * config/arm/arm.c (arm_builtin_va_list): New function.
16307 (arm_expand_builtin_va_start): Likewise.
16308 (arm_gimplify_va_arg_expr): Likewise.
16309 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16310 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16311 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16312 (va_list_type): New variable.
16313 (arm_mangle_type): Mangle va_list_type appropriately.
16315 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16317 PR middle-end/39157
16318 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16319 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16320 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16321 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16322 parameter to 1000 for -O1 by default.
16323 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16325 * loop-invariant.c: Include params.h.
16326 (move_loop_invariants): Don't call move_single_loop_invariants on
16329 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16331 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16332 offset when calculating bounds for indexing stack_usage_map. Fixes
16333 a buffer overflow with certain target setups.
16335 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16338 * calls.c (expand_call): Clear try_tail_call if caller and callee
16339 disagree in promotion of function return value.
16341 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16344 * c-common.c (c_determine_visibility): If visibility changed and
16345 DECL_RTL has been already set, call make_decl_rtl to update symbol
16348 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16351 * varasm.c (assemble_variable): Don't check DECL_NAME when
16352 globalizing a variable.
16354 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16357 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16358 expression before any __builtin_trap call.
16359 * c-typeck.c (build_function_call): Convert and check function
16360 arguments before generating a call to a trap. Evaluate the
16361 function arguments before the trap.
16363 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16366 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16367 (UNSPEC_FXAM_MEM): New unspec.
16368 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16369 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16370 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16372 2009-02-19 Richard Guenther <rguenther@suse.de>
16374 PR tree-optimization/39207
16375 PR tree-optimization/39074
16376 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16377 storedanything_tree): New.
16378 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16379 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16380 (build_succ_graph): Add edges from STOREDANYTHING to all
16382 (init_base_vars): Initialize STOREDANYTHING.
16383 (compute_points_to_sets): Free substitution info after
16384 building the succ graph.
16385 (ipa_pta_execute): Likewise.
16387 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16389 (do_ds_constraint): Do not add to special var or non-pointer
16391 (type_could_have_pointers): Split out from ...
16392 (could_have_pointers): ... here. For arrays use the element type.
16393 (create_variable_info_for): Initialize may_have_pointers.
16394 (new_var_info): Likewise.
16395 (handle_lhs_call): Make the HEAP variable unknown-sized.
16396 (intra_create_variable_infos): Use a type with pointers for
16397 PARM_NOALIAS, make it unknown-sized.
16399 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16402 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16404 2009-02-18 Jason Merrill <jason@redhat.com>
16407 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16408 value if DECL_EXTERNAL.
16409 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16410 * target.h (gcc_target::binds_local_p): Clarify "module".
16411 * tree.h (TREE_PUBLIC): Clarify "module".
16413 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16416 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16417 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16419 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16422 * c.opt (Wabi): Support C and ObjC.
16425 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16427 * config/i386/i386.c (classify_argument): Warn once about the ABI
16428 change when passing union with long double.
16430 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16432 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16435 * c-parser.c (c_parser_compound_statement): Always enter and leave
16438 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16441 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16443 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16445 PR tree-optimization/36922
16446 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16447 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16450 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16452 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16455 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16457 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16459 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16461 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16464 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16465 Richard Sandiford <rdsandiford@googlemail.com>
16467 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16468 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16469 (loongson_biadd): ...this.
16471 2009-02-17 Richard Guenther <rguenther@suse.de>
16473 PR tree-optimization/39202
16474 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16475 a var make sure to follow existing collapses.
16477 2009-02-17 Richard Guenther <rguenther@suse.de>
16479 PR middle-end/39214
16480 * langhooks.c (lhd_print_error_function): Check for NULL block.
16482 2009-02-17 Richard Guenther <rguenther@suse.de>
16484 PR tree-optimization/39204
16485 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16488 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16490 * config/soft-fp/double.h: Update from glibc CVS.
16492 2009-02-17 Richard Guenther <rguenther@suse.de>
16494 PR tree-optimization/39207
16495 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16496 strict-aliasing warnings for pointers pointing to NULL.
16498 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16501 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16502 skipping until next close brace.
16504 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16507 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16508 to function argument boundary.
16510 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16512 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16513 in the lea_add. Reload eventually constraints it properly.
16514 * config/picochip/constraints.md: Remove the target constraint
16515 "b", since it is not needed anymore.
16517 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16519 * gthr-dce.h: Uglify function parameter and local variable names.
16520 * gthr-gnat.h: Likewise.
16521 * gthr-mipssde.h: Likewise.
16522 * gthr-nks.h: Likewise.
16523 * gthr-posix95.h: Likewise.
16524 * gthr-posix.h: Likewise.
16525 * gthr-rtems.h: Likewise.
16526 * gthr-single.h: Likewise.
16527 * gthr-solaris.h: Likewise.
16528 * gthr-tpf.h: Likewise.
16529 * gthr-vxworks.h: Likewise.
16530 * gthr-win32.h: Likewise.
16532 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16535 * config/i386/i386.md: Restrict the new peephole2 to move
16536 between MMX/SSE registers.
16538 2009-02-15 Richard Guenther <rguenther@suse.de>
16541 2009-02-13 Richard Guenther <rguenther@suse.de>
16543 * configure.ac: Enable LFS.
16544 * configure: Re-generate.
16545 * config.in: Likewise.
16547 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16549 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16550 spu_srqwbyte, spu_srqwbytebc): Define.
16551 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16552 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16553 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16554 "shrqby_<mode>"): New insn-and-split patterns.
16555 * config/spu/spu.c (expand_builtin_args): Determine and return
16556 number of operands using spu_builtin_description data.
16557 (spu_expand_builtin_1): Use it.
16559 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16562 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16565 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16568 * config/i386/i386.c (override_options): Correct warning
16569 messages for -malign-loops, -malign-jumps and -malign-functions.
16571 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16574 * config/i386/i386.md: Restrict the new peephole2 to move
16575 between the general purpose registers.
16577 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16580 * config/i386/i386.c (type_natural_mode): Add a new argument.
16581 Return the original mode and warn ABI change if vector size is 32byte.
16582 (function_arg_advance): Updated.
16583 (function_arg): Likewise.
16584 (ix86_function_value): Likewise.
16585 (ix86_return_in_memory): Likewise.
16586 (ix86_sol10_return_in_memory): Likewise.
16587 (ix86_gimplify_va_arg): Likewise.
16588 (function_arg_32): Don't warn ABX ABI change here.
16589 (function_arg_64): Likewise.
16591 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16593 * loop-iv.c (implies_p): In the final case, test that operands 0
16594 of the two comparisons match.
16596 * config/bfin/bfin.c (find_prev_insn_start): New function.
16597 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16598 (find_next_insn_start): Move.
16600 2009-02-13 Richard Guenther <rguenther@suse.de>
16602 * configure.ac: Enable LFS.
16603 * configure: Re-generate.
16604 * config.in: Likewise.
16606 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16609 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16610 sizes on syntax error after some arguments have been parsed.
16612 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16614 * doc/invoke.texi (-fira): Remove.
16616 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16618 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16619 * recog.c: Likewise.
16622 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16624 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16625 (umul_ppmm): Likewise.
16626 (count_leading_zeros): Likewise.
16627 (count_trailing_zeros): Likewise.
16628 (UMUL_TIME): Likewise.
16630 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16632 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16633 soft-fp/t-softfp to tmake_file.
16635 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16636 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16637 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16638 IA64_BUILTIN_INFQ]: New.
16639 (ia64_init_builtins): Initialize __builtin_infq,
16640 __builtin_fabsq and __builtin_copysignq if not HPUX.
16641 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16642 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16644 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16646 (__fixtfti): Likewise.
16647 (__fixunstfti): Likewise.
16648 (__floattitf): Likewise.
16650 * config/ia64/libgcc-glibc.ver: New.
16651 * config/ia64/t-fprules-softfp: Likewise.
16652 * config/ia64/sfp-machine.h: Likewise.
16654 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16655 (LIBGCC2_TF_CEXT): Likewise.
16656 (TF_SIZE): Likewise.
16657 (TARGET_INIT_LIBFUNCS): Likewise.
16659 * config/ia64/t-glibc (SHLINB_MAPFILES):
16660 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16662 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16664 * config/i386/i386.c (construct_container): Rewrite processing
16665 BLKmode with X86_64_SSE_CLASS.
16667 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16670 * config/i386/i386.md: Replace simplify_replace_rtx with
16671 replace_rtx in the new peephole2.
16673 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16675 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16676 loop unrolling do not happen at -O2.
16678 2009-02-12 Michael Matz <matz@suse.de>
16680 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16682 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16684 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16687 2009-02-12 Ben Elliston <bje@au.ibm.com>
16689 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16690 patterns when updating the back chain. Missed in the 2009-02-10
16693 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16695 * doc/extend.texi (Decimal Floating Types): Update identifier of
16696 draft TR and list of missing support.
16698 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16700 PR middle-end/39154
16701 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16702 bit to variable length decl's flags, add it also to its
16703 pointer replacement variable.
16705 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16706 Jakub Jelinek <jakub@redhat.com>
16709 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16710 (memory_blockage): New expander.
16711 (*memory_blockage): New insn pattern.
16712 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16713 instead of general blockage at the end of function prologue when
16714 frame pointer is used to access red zone area. Do not emit blockage
16715 when profiling, it is emitted in generic code.
16716 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16717 function epilogue when frame pointer is used to access red zone area.
16719 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16722 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16723 by arithmetic with memory operands.
16724 * config/i386/predicates.md (commutative_operator): New.
16726 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16728 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16731 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16733 * alias.h (record_alias_subset): Declare.
16734 * alias.c (record_alias_subset): Make global.
16736 2009-02-10 Nick Clifton <nickc@redhat.com>
16738 * tree-parloops.c: Change license to GPLv3.
16739 * ipa-struct-reorg.c: Change license to GPLv3.
16740 * ipa-struct-reorg.h: Change license to GPLv3.
16742 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16745 * c-decl.c (start_struct): Return NULL on error.
16747 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16749 PR middle-end/39124
16750 * cfgloopmanip.c (remove_path): Call remove_bbs after
16751 cancel_loop_tree, not before it.
16754 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16755 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16756 VAR_DECLs were seen.
16757 * tree-ssa-live.c (remove_unused_locals): Recompute
16758 cfun->has_local_explicit_reg_vars.
16759 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16760 copies or clearings if cfun->has_local_explicit_reg_vars.
16762 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16765 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16766 of function prologue when frame pointer is used to access
16769 2009-02-10 Richard Guenther <rguenther@suse.de>
16771 PR middle-end/39127
16772 * gimplify.c (gimple_regimplify_operands): Always look if
16773 we need to create a temporary.
16775 2009-02-10 Richard Guenther <rguenther@suse.de>
16777 PR tree-optimization/39132
16778 * tree-loop-distribution.c (todo): New global var.
16779 (generate_memset_zero): Trigger TODO_rebuild_alias.
16780 (tree_loop_distribution): Return todo.
16782 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16785 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16786 (x86_64_reg_class_name): Removed.
16787 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16788 first one isn't X86_64_SSE_CLASS or any other ones aren't
16789 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16790 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16791 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16792 and 3 X86_64_SSEUP_CLASS.
16793 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16794 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16796 2009-02-10 Ben Elliston <bje@au.ibm.com>
16798 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16799 form instruction to update the stack back chain word, even if the
16800 user has disabled the generation of update instructions.
16801 (movdi_<mode>_update_stack): New.
16802 (movsi_update_stack): Likewise.
16803 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16804 always use an update form instruction to update the stack back
16807 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16809 PR middle-end/38953
16810 * graphite.c (if_region_set_false_region): After moving a region in
16811 the false branch of a condition, remove the empty dummy basic block.
16812 (gloog): Remove wrong fix for PR38953.
16814 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16816 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16817 generation due to implicit sign extension.
16819 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16821 PR middle-end/38981
16822 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16823 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16825 2009-02-09 Richard Guenther <rguenther@suse.de>
16827 PR middle-end/35202
16828 * convert.c (convert_to_real): Disable (float)fn((double)x)
16829 to fnf(x) conversion if errno differences may occur and
16830 -fmath-errno is set.
16832 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16834 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16835 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16836 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16838 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16841 * c-common.c (handle_alias_attribute): Disallow attribute for
16842 anything not a FUNCTION_DECL or VAR_DECL.
16844 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16847 * real.c (do_compare): Special-case compare of zero against
16848 decimal float value.
16850 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16853 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16854 as indicating flexible array members unless the field itself is
16855 being declarared as the incomplete array.
16857 2009-02-06 Jan Hubicka <jh@suse.cz>
16859 PR tree-optimization/38844
16860 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16861 is already inlined.
16863 2009-02-06 Richard Guenther <rguenther@suse.de>
16865 PR middle-end/38977
16866 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16867 fork because we may expand it as __gcov_fork.
16869 2009-02-06 Nick Clifton <nickc@redhat.com>
16871 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16873 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16875 PR tree-optimization/35659
16876 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16877 vn_phi_eq): Shortcut if hashcode does not match.
16878 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16880 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16881 and avoid iterative_hash_expr.
16882 (FOR_EACH_VALUE_ID_IN_SET): New.
16883 (value_id_compare): Remove.
16884 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16885 sort expressions by value id.
16887 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16890 * config/sh/predicates.md (general_movsrc_operand): Don't check
16891 the subreg of system registers here.
16893 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16896 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16897 on the copied decl.
16899 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16901 PR rtl-optimization/39110
16902 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16903 addresses, not aligned ones.
16905 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16906 Richard Guenther <rguenther@suse.de>
16908 PR tree-optimization/39100
16909 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16910 comment says and add edges.
16912 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16915 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16916 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16918 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16920 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16921 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16922 register_bb_in_sese, new_sese, free_sese): Moved.
16923 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16924 outermost_loop_in_scop, build_scop_iteration_domain,
16925 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16926 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16927 Use loop_in_sese_p instead of loop_in_scop_p.
16928 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16929 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16930 (scopdet_basic_block_info): Fix bug in scop detection.
16931 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16932 eq_loop_to_cloog_loop): Remove.
16933 (nb_loops_around_loop_in_scop, nb_loop
16934 ref_nb_loops): Moved here...
16935 * graphite.h (ref_nb_loops): ... from here.
16936 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16937 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16938 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16939 * testsuite/gcc.dg/graphite/scop-19.c: New
16941 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16942 Hans-Peter Nilsson <hp@axis.com>
16944 PR rtl-optimization/37889
16945 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16946 Move offset handling from PLUS to before the switch. Use new
16947 arguments when considering SYMBOL_REFs too.
16948 (rtx_addr_can_trap_p): Pass dummy offset and size.
16949 (enum may_trap_p_flags): Remove.
16950 (may_trap_p_1): Pass size from MEM_SIZE.
16952 PR rtl-optimization/38921
16953 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16954 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16955 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16956 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16958 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16960 AVX Programming Reference (January, 2009)
16961 * config/i386/sse.md (*vpclmulqdq): New.
16963 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16965 PR tree-optimization/38977
16966 PR gcov-profile/38292
16967 * calls.c (special_function_p): Disregard __builtin_ prefix.
16969 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16971 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16972 non-indexable addresses even before reload.
16974 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16977 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16978 as having variable size. Do not give an error for unnamed
16979 parameters with [*] declarators. Give a warning for type names
16980 with [*] declarators and mark them as variable size.
16981 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16982 for sizeof applied to [*] type names.
16984 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16987 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16989 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16991 * gcc.c (process_command): Update copyright notice dates.
16992 * gcov.c (print_version): Likewise.
16993 * gcov-dump.c (print_version): Likewise.
16994 * mips-tfile.c (main): Likewise.
16995 * mips-tdump.c (main): Likewise.
16997 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17000 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17001 for composite type involving a zero-length array type.
17003 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17006 * function.c (match_asm_constraints_1): Skip over
17007 initial optional % in the constraint.
17009 PR inline-asm/39059
17010 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17011 supported, don't accept FIXED_CSTs.
17012 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17013 and _Sat is used without _Fract/_Accum. Set specs->type to
17014 integer_type_node for cts_fract/cts_accum if fixed point is not
17017 2009-02-02 Catherine Moore <clm@codesourcery.com>
17019 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17021 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17023 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17024 (ABI_HAS_64BIT_SYMBOLS): Use it.
17025 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17027 2009-02-02 Paul Brook <paul@codesourcery.com>
17029 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17031 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17033 PR inline-asm/39058
17034 * recog.h (asm_operand_ok): Add constraints argument.
17035 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17036 recurse on matching constraint.
17037 (check_asm_operands): Pass constraints as 3rd argument to
17038 asm_operand_ok. Don't look up matching constraint here.
17039 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17042 2009-02-02 Ben Elliston <bje@au.ibm.com>
17044 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17045 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17047 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17049 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17050 information. Remove some obsolete information. Reorganize.
17052 * config/pa/fptr.c: Revert license to GPL 2.
17053 * config/pa/milli64.S: Likewise.
17055 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17058 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17059 LIBRARY name in, instead of hard-coding it.
17060 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17061 extra target make frag to tmake_files according to EH model.
17062 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17063 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17064 frags that define makefile variable EH_MODEL appropriately.
17065 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17066 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17067 to "-sjlj" according to type of EH configured.
17068 (LIBGCC_SONAME): Concatenate it to shared library base name.
17069 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17070 to "_sjlj" according to type of EH configured.
17071 (LIBGCC_SONAME): Concatenate it to shared library base name.
17072 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17073 (SHLIB_LINK): Add missing semicolon to if-else construct.
17074 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17075 string value of "pe_dll" command-line option.
17076 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17077 (SHLIB_SONAME): Use it when overriding t-cygming default.
17078 (SHLIB_IMPLIB): Override t-cygming default.
17079 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17080 string value of "pe_dll" command-line option.
17082 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17085 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17086 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17088 2009-01-31 Richard Guenther <rguenther@suse.de>
17090 PR tree-optimization/38937
17091 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17092 computing the transitive closure.
17094 2009-01-30 Richard Guenther <rguenther@suse.de>
17096 PR tree-optimization/39041
17097 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17098 Propagate variable indices only if the types match for this stmt.
17100 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17103 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17104 inline but never defined.
17106 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17108 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17109 (*insv_h_di_reg_extimm): New insn.
17110 (*insv_l<mode>_reg_extimm): New insn.
17112 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17114 * config/picochip/picochip.c (flag_conserve_stack): set
17115 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17116 fconserve-stack. Reduce call-overhead used by inliner.
17118 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17121 * common.opt (flag_conserve_stack): Initialised to zero.
17123 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17126 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17127 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17130 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17132 * ira-color.c (allocno_reload_assign): Update comments.
17133 * regmove.c (regmove_optimize): Likewise.
17137 2009-01-29 Robert Millan <rmh@aybabtu.com>
17139 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17140 * config/i386/kopensolaris-gnu.h: New file. Undefine
17141 `MD_UNWIND_SUPPORT'.
17142 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17144 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17146 PR tree-optimization/39007
17147 * tree-loop-distribution.c (generate_builtin): Use
17148 recompute_dominator to compute the immediate dominator of the
17149 basic block just after the loop.
17151 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17153 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17154 (ASM_OUTPUT_DWARF_PCREL): Define.
17156 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17158 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17159 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17160 global. Modify entries about regmove and IRA.
17162 * ra-conflict.c: Remove the file.
17164 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17166 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17167 (pass_regclass_init): Rename to pass_reginfo_init.
17169 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17171 * toplev.h (flag_ira): Remove.
17173 * caller-save.c (setup_save_areas): Remove flag_ira.
17175 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17177 * global.c: Remove the file.
17179 * opts.c (decode_options): Remove flag_ira.
17181 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17183 * regmove.c: Modify file description.
17184 (find_use_as_address, try_auto_increment): Define them only if
17185 AUTO_INC_DEC is defined.
17186 (replacement_quality, replace_in_call_usage, fixup_match_1,
17187 stable_and_no_regs_but_for_p): Remove.
17188 (reg_set_in_bb): Make it static.
17189 (regmove_optimize): Remove flag_ira and code which worked for
17192 * local-alloc.c: Remove the file.
17194 * common.opt (fira): Remove.
17196 * ira.c: Include except.h.
17197 (eliminable_regset): Move from global.c.
17198 (mark_elimination): Ditto. Remove flag_ira.
17199 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17200 equiv_mem_modified, validate_equiv_mem_from_store,
17201 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17202 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17203 no_equiv, recorded_label_ref): Move from local-alloc.c.
17204 (update_equiv_regs): Ditto. Make it static.
17205 (print_insn_chain, print_insn_chains): Move it from global.c.
17206 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17207 (build_insn_chain): Ditto. Make it static.
17208 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17209 Rename to init_live_subregs.
17210 (gate_ira): Remove flag_ira.
17212 * regclass.c: Rename reginfo.c. Change file description.
17213 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17214 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17215 (init_reg_sets_1): Remove code for evaluation of
17216 reg_class_superclasses and losing_caller_save_reg_set.
17217 (init_regs): Remove init_reg_autoinc.
17218 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17219 ok_for_base_p_nonstrict): Remove.
17220 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17221 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17222 corresponding entries.
17223 (dump_regclass, record_operand_costs, scan_one_insn,
17224 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17225 record_address_regs, auto_inc_dec_reg_p): Remove.
17226 (gt-regclass.h): Rename to gt-reginfo.h.
17228 * rtl.h (dump_global_regs, retry_global_alloc,
17229 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17231 * Makefile.in (RA_H): Remove.
17232 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17233 Rename regclass.o to reginfo.o.
17234 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17236 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17237 (GTFILES): Rename regclass.c to reginfo.c.
17239 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17240 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17242 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17243 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17245 (finish_spills): Ditto. Remove code for !flag_ira.
17247 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17249 PR middle-end/35854
17250 * doc/invoke.texi (rtl debug options): Complete rewrite.
17251 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17253 * mode-switching.c (pass_mode_switching): Rename pass from
17254 "mode-sw" to "mode_sw".
17255 * except.c (pass_convert_to_eh_ranges): Rename pass from
17256 "eh-ranges" to "eh_ranges".
17257 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17261 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17262 Alexander Monakov <amonakov@ispras.ru>
17264 PR middle-end/38857
17265 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17267 (move_exprs_to_boundary): Change return type and pass through
17268 should_move from move_op. Relax assert. Update usage ...
17269 (schedule_expr_on_boundary): ... here. Use should_move instead of
17271 (move_op_orig_expr_found): Indicate that insn was disconnected from
17273 (code_motion_process_successors): Do not call after_merge_succs
17274 callback if original expression was not found when traversing any of
17276 (code_motion_path_driver): Change return type. Update prototype.
17277 (move_op): Update comment. Add a new parameter (should_move). Update
17278 prototype. Set *should_move based on indication provided by
17279 move_op_orig_expr_found.
17281 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17283 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17284 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17285 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17286 * config/rs6000/rs6000.c (rs6000_override_options): Default
17287 avoid-indexed-addresses on for Power6, off for everything else.
17288 (avoiding_indexed_address_p): New function.
17289 (rs6000_legitimize_address): Use it.
17290 (rs6000_legitimate_address): Likewise.
17291 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17293 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17295 PR tree-optimization/38997
17296 * tree-loop-distribution.c (generate_memset_zero): Use
17297 POINTER_PLUS_EXPR for a pointer addition.
17299 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17301 * config/s390/s390.md (bswap<mode>2): New pattern added.
17303 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17305 * config/s390/s390.md (*tls_load_31): Added type attribute.
17307 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17309 * config/s390/s390.md: Fix a few comments.
17311 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17313 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17314 (*tm<mode>_full): Fixed z10prop attribute.
17315 (*tst<mode>_extimm): Fixed z10prop attribute.
17316 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17317 (*tstqiCCT_cconly): Fixed z10prop attribute.
17318 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17319 (*movsi_larl): Fixed z10prop attribute.
17320 (*movsi_zarch): Fixed z10prop attribute.
17321 (*movsi_eas): Fixed z10prop attribute.
17322 (*movhi): Fixed z10prop attribute.
17323 (*movqi): Fixed z10prop attribute.
17324 (*movstrictqi): Fixed z10prop attribute.
17325 (*mov<mode>): Fixed z10prop attribute.
17326 (*movcc): Fixed z10prop attribute.
17327 (*sethighpartdi_64): Fixed z10prop attribute.
17328 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17329 (*negdi2_sign_cc): Fixed z10prop attribute.
17330 (*negdi2_sign): Fixed z10prop attribute.
17331 (*absdi2_sign_cc): Fixed z10prop attribute.
17332 (*absdi2_sign): Fixed z10prop attribute.
17333 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17334 (*negabsdi2_sign): Fixed z10prop attribute.
17335 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17336 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17337 (doloop_si64): Fixed z10prop attribute.
17338 (doloop_si31): Fixed z10prop attribute.
17339 (doloop_long): Fixed z10prop attribute.
17340 (indirect_jump): Fixed z10prop attribute.
17341 (nop): Fixed z10prop attribute.
17342 (main_base_64): Fixed z10prop attribute.
17343 (reload_base_64): Fixed z10prop attribute.
17345 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17347 PR rtl-optimization/38740
17348 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17350 * config/mips/mips.c (mips_reorg): Likewise.
17352 2009-01-28 Richard Guenther <rguenther@suse.de>
17354 PR tree-optimization/38926
17355 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17356 with the correct value id to a value.
17357 (do_regular_insertion): Use the value number of edoubleprime
17358 for the value number of the expr.
17361 2008-08-21 Richard Guenther <rguenther@suse.de>
17363 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17364 a PHI ask VN if it is already available.
17365 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17366 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17368 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17370 PR middle-end/38934
17371 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17372 set to varying whenever max has TREE_OVERFLOW set, similarly
17373 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17375 2009-01-28 Richard Guenther <rguenther@suse.de>
17377 PR middle-end/38908
17378 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17379 uninitialized aggregate uses in call arguments.
17381 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17383 PR tree-optimization/38984
17384 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17385 the nothing_id variable if -fno-delete-null-pointer-checks.
17387 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17390 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17391 (set_got_offset_rex64): Ditto.
17393 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17396 * doc/extend.texi: Improve local variable with asm reg.
17398 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17400 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17401 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17402 was not supplied then set warn_packed_bitfield_compat to the
17403 default value of 1.
17404 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17407 2009-01-27 Richard Guenther <rguenther@suse.de>
17409 PR tree-optimization/38503
17410 * cfgexpand.c (expand_gimple_basic_block): Ignore
17411 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17412 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17413 variables that cannot have TBAA applied.
17414 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17417 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17419 PR middle-end/38969
17420 * calls.c (initialize_argument_information): Do not wrap complex
17421 arguments in SAVE_EXPR.
17423 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17425 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17426 (INSTALL_LIBGCC): Revert typo commit.
17428 2009-01-26 Richard Guenther <rguenther@suse.de>
17430 PR tree-optimization/38745
17431 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17432 from special handling.
17434 2009-01-26 Richard Guenther <rguenther@suse.de>
17436 PR tree-optimization/38745
17437 * tree-ssa.c (execute_update_addresses_taken): Do not include
17438 variables that cannot possibly be a register in not_reg_needs.
17439 Do not clear TREE_ADDRESSABLE on vars that may not become
17441 * tree-ssa.c (update_alias_info_1): Include those in the set
17442 of addressable vars.
17444 2009-01-26 Richard Guenther <rguenther@suse.de>
17446 PR middle-end/38851
17447 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17448 * tree-ssa-dse.c: Include langhooks.h
17449 (execute_simple_dse): Remove stores with zero size.
17451 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17454 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17457 2009-01-24 Julian Brown <julian@codesourcery.com>
17459 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17460 config/arm/linux-atomic.c.
17461 * config/arm/linux-atomic.c: New.
17463 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17465 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17466 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17467 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17469 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17472 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17475 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17477 PR tree-optimization/38953
17478 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17479 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17480 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17481 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17484 2009-01-24 Paul Brook <paul@codesourcery.com>
17486 * config/arm/neon.md (neon_type): Move to arm.md.
17487 (neon_mov<VSTRUCT>): Add neon_type attribute.
17488 * config/arm/arm.md (neon_type): Move to here.
17489 (conds): Add "unconditioal" and use as default for NEON insns.
17491 2009-01-24 Ben Elliston <bje@au.ibm.com>
17493 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17494 void *' warning from -Wc++-compat.
17495 * Makefile.in (dominance.o-warn): Remove.
17497 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17499 PR tree-optimization/38932
17500 * fold-const.c (fold_unary_ignore_overflow): New.
17501 * tree.h (fold_unary_ignore_overflow): Declare.
17502 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17503 * tree-ssa-sccvn.c (visit_reference_op_load,
17504 simplify_unary_expression): Likewise.
17506 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17508 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17509 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17510 regardless of their type.
17511 * c-common.c (handle_packed_attribute): Don't ignore packed on
17513 * c.opt (Wpacked-bitfield-compat): New warning option.
17514 * stor-layout.c (place_field): Warn if offset of a field changed.
17515 * doc/extend.texi (packed): Mention the ABI change.
17516 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17517 (Warning Options): Add it to the list.
17519 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17521 * c-opts.c (c_common_post_options): Fix a typo in comments.
17523 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17525 PR middle-end/38615
17526 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17527 variables to static.
17528 * doc/invoke.texi (-fmerge-all-constants): Update description.
17530 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17533 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17534 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17536 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17538 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17540 (LOCAL_ALIGNMENT): Similarly.
17542 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17543 Joseph Myers <joseph@codesourcery.com>
17545 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17546 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17547 * config/arm/arm-tune.md: Regenerate.
17548 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17551 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17553 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17554 version number to five.
17556 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17559 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17560 * c-common.c (set_underlying_type): Likewise.
17561 (is_typedef_decl ): Likewise
17563 (set_underlying_type): Likewise.
17564 (is_typedef_type): Likewise.
17566 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17568 PR middle-end/38587
17569 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17572 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17575 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17576 (LIBGCC_SPEC): Don't define.
17577 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17579 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17581 PR rtl-optimization/38879
17582 * alias.c (base_alias_check): Unaligned access via AND address can
17583 alias all surrounding object types except those with sizes equal
17584 or wider than the size of unaligned access.
17586 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17589 * c-decl.c (clone_underlying_type): Move this ...
17590 * c-common.c (set_underlying_type): ... here.
17591 Also, make sure the function properly sets TYPE_STUB_DECL() on
17592 the newly created typedef variant type.
17593 (is_typedef_decl ): New entry point.
17594 * tree.h: Added a new member member_types_needing_access_check to
17595 struct tree_decl_non_common.
17596 (set_underlying_type): New entry point.
17597 (is_typedef_type): Likewise.
17599 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17601 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17602 Check whether two instructions have memory references that
17603 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17604 are helper functions for traversing.
17605 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17606 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17607 not to draw dependency edge for instructions with non-conflicting
17610 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17613 * longlong.h: Update copyright years. Use soft-fp license notice.
17614 Sync __clz_tab declaration with glibc.
17616 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17619 * doc/extend.texi (syscall_linkage): New.
17620 (version_id): Modify.
17622 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17623 Richard Guenther <rguenther@suse.de>
17625 PR tree-optimization/38747
17626 PR tree-optimization/38748
17627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17628 conversion if the base address is an indirect reference and the
17629 aliasing sets could cause issues.
17631 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17633 * common.opt (fgraphite, fgraphite-identity): Add comment for
17634 explaining why these options are not documented.
17636 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17638 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17639 gimple_call_lhs is NULL.
17641 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17644 * emit-rtl.c (adjust_address_1): Make sure memref is never
17647 2009-01-20 Ben Elliston <bje@au.ibm.com>
17649 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17650 const qualifier from arg parameter. Remove unnecessary cast to char *.
17651 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17652 const qualifier from arg 2.
17654 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17656 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17658 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17661 * rtl.h (reinit_regs): New prototype.
17662 * regclass.c: Include ira.h.
17663 (reinit_regs): New.
17664 * Makefile.in (regclass.o): Add ira.h.
17665 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17667 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17670 * c-common.c (handle_aligned_attribute): Use
17671 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17672 default alignment value.
17674 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17676 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17677 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17679 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17680 __BIGGEST_ALIGNMENT__.
17682 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17684 2009-01-18 Richard Guenther <rguenther@suse.de>
17686 PR tree-optimization/38819
17687 * tree-flow.h (operation_could_trap_helper_p): Declare.
17688 * tree-eh.c (operation_could_trap_helper_p): Export.
17689 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17690 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17691 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17692 are about to insert a possibly trapping instruction and fail
17695 2009-01-18 Andreas Schwab <schwab@suse.de>
17697 * doc/install.texi (Configuration): Remove obsolete paragraph
17698 about use of --with-gnu-ld with --with-gnu-as.
17700 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17702 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17703 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17704 Follow spelling conventions.
17706 2009-01-18 Ben Elliston <bje@au.ibm.com>
17708 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17709 C++ warning about implicit conversion from void * to struct
17711 (bitmap_obstack_free): Likewise for bitmap_element *.
17712 * Makefile.in (bitmap.o-warn): Remove.
17714 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17716 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17718 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17719 Tobias Grosser <tobi.grosser@amd.com>
17721 * graphite.c (graphite_trans_scop_block): Do not block single
17724 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17726 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17727 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17728 test with assertion.
17730 2009-01-16 Richard Guenther <rguenther@suse.de>
17732 PR tree-optimization/38835
17733 PR middle-end/36227
17734 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17735 and INT + PTR -> (INT)(PTR p+ INT) folding.
17736 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17738 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17741 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17742 the subreg from a lowpart subreg if it is also casting the value.
17744 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17745 Tobias Grosser <tobi.grosser@amd.com>
17747 * graphite.c (compare_prefix_loops): New.
17748 (build_scop_canonical_schedules): Rewritten.
17749 (graphite_transform_loops): Move build_scop_canonical_schedules
17750 after build_scop_iteration_domain.
17752 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17753 Tobias Grosser <tobi.grosser@amd.com>
17755 * graphite.c (add_conditions_to_domain): Add the loops to
17756 the dimension of the iteration domain. Do copy the domain
17757 only when it exists.
17758 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17759 (add_conditions_to_constraints): New.
17760 (can_generate_code_stmt, can_generate_code): Removed.
17761 (gloog): Do not call can_generate_code.
17762 (graphite_transform_loops): Call add_conditions_to_constraints
17763 after building the iteration domain.
17765 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17767 PR tree-optimization/38789
17768 * tree-ssa-threadedge.c
17769 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17770 __builtin_constant_p.
17772 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17774 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17775 examined before deleting them.
17777 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17779 * function.c (aggregate_value_p): Correctly extract the function
17780 type from CALL_EXPR_FN lookup.
17782 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17784 * config/picochip/picochip.c (picochip_override_options): Revert
17785 CFI asm flag disable commited previously.
17787 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17788 Tobias Grosser <tobi.grosser@amd.com>
17789 Jan Sjodin <jan.sjodin@amd.com>
17791 * graphite.c (scan_tree_for_params): On substractions negate
17792 all the coefficients of the term.
17793 (clast_to_gcc_expression_red): New. Handle reduction expressions
17794 of more than two operands.
17795 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17796 (get_vdef_before_scop): Handle also the case of default definitions.
17798 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17800 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17801 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17802 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17804 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17805 Joey Ye <joey.ye@intel.com>
17807 PR middle-end/37843
17808 * cfgexpand.c (expand_stack_alignment): Don't update stack
17809 boundary nor check incoming stack boundary here.
17810 (gimple_expand_cfg): Update stack boundary and check incoming
17811 stack boundary here.
17813 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17815 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17817 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17819 PR rtl-optimization/38245
17820 * calls.c (expand_call): Add stack arguments to
17821 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17822 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17823 in regs and partially in memory or BLKmode arguments.
17824 (emit_library_call_value_1): Add stack arguments to
17825 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17826 ACCUMULATE_OUTGOING_ARGS).
17827 * dce.c: Include tm_p.h.
17828 (find_call_stack_args): New function.
17829 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17831 (mark_insn): Call find_call_stack_args for CALL_Ps.
17832 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17833 forwards. Allocate and free arg_stores bitmap if needed, pass it
17834 down to deletable_insn_p, don't mark stores set in arg_stores
17835 bitmap, clear the bitmap at the beginning of each bb.
17836 * Makefile.in (dce.o): Depend on $(TM_P_H).
17838 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17841 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17842 to make sure the insn is a conditional test (bug 22599). Reformat a
17845 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17847 PR middle-end/38431
17848 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17849 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17850 (gloog): Do not call cleanup_tree_cfg.
17851 (graphite_transform_loops): Call cleanup_tree_cfg after all
17852 scops have been code generated.
17854 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17855 * doc/gty.texi (Invoking the garbage collector): Added new node
17856 and section documenting ggc_collect.
17858 2009-01-14 Richard Guenther <rguenther@suse.de>
17860 PR tree-optimization/38826
17861 PR middle-end/38477
17862 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17863 initialization notes only if we actually emitted a warning.
17864 (intra_create_variable_infos): Add constraints for a result decl
17865 that is passed by hidden reference.
17866 (build_pred_graph): Mark all related variables non-direct on
17869 2009-01-14 Nick Clifton <nickc@redhat.com>
17871 * ira-conflicts.c: Include addresses.h for the definition of
17873 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17874 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17876 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17879 * Makefile.in (ira-lives.o): Add except.h.
17881 * ira-lives.c: Include except.h.
17882 (process_bb_node_lives): Process can_throw_internal.
17884 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17886 PR rtl-optimization/38774
17887 * combine.c (simplify_set): When undoing cc_use change, don't do
17888 PUT_CODE on the newly created comparison, but instead put back the
17891 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17893 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17894 values. Remove duplicate arm8 entry.
17896 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17898 PR tree-optimization/38786
17899 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17900 the SSA_NAME case of expand_scalar_variables_expr.
17901 Set the type of an expression to the type of its assign statement.
17902 (expand_scalar_variables_expr): Also gather the scalar computation
17903 used to index the memory access. Do not pass loop_p.
17904 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17905 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17906 the gimple_stmt_iterator where it inserts new code.
17907 Do not pass loop_p.
17908 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17909 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17911 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17913 * graphite.h (debug_value): Removed.
17914 * graphite.c (debug_value): Removed.
17916 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17918 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17919 ldrd/strd with two 32-bit instructions.
17921 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17923 * config/arm/arm.c (struct processors): Pass for speed down into
17924 cost helper functions.
17925 (const_ok_for_op): Handle COMPARE and inequality nodes.
17926 (arm_rtx_costs_1): Rewrite.
17927 (arm_size_rtx_costs): Update prototype.
17928 (arm_rtx_costs): Pass speed down to helper functions.
17929 (arm_slowmul_rtx_costs): Rework cost calculations.
17930 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17931 (arm_9e_rtx_costs): Likewise.
17933 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17935 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17936 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17937 (alpha_legitimize_address): Do not split local symbols wider than
17938 UNITS_PER_WORD into HIGH/LO_SUM parts.
17940 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17943 * gcc.c (process_command): Replace call to execvp with calls
17944 to pex_one and exit.
17946 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17949 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17950 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17951 variant for devices with 3-byte PC.
17952 (__tablejump_elpm__): New.
17954 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17957 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17958 offsetof member-designator, handle it as `[0].'.
17960 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17962 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17963 function when not using named sections on targets with named sections
17964 if branch distance is less than 262132.
17966 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17968 * combine.c (combine_instructions): Recompute
17969 optimize_this_for_speed_p for each BB in the main combine loop.
17971 2009-01-12 Tomas Bily <tbily@suse.cz>
17974 * tree-loop-distribution.c (prop_phis): New function.
17975 (generate_builtin): Call prop_phis.
17976 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17978 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17980 PR tree-optimization/38807
17981 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17982 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17984 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17986 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17987 subreg of op0 to the original op0.
17989 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17991 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17993 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17996 * mips-tfile.c (parse_def): Fix parsing of def strings
17997 starting with digits.
17999 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18002 * config/arm/arm.c (arm_is_long_call_p): Don't call
18003 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18005 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18007 * regrename.c (regrename_optimize): Fix dumping.
18008 (find_oldest_value_reg): Preserve REG_POINTER.
18009 (copy_hardreg_forward_1): Likewise.
18011 2009-01-09 Diego Novillo <dnovillo@google.com>
18013 * gimple.h (struct gimple_statement_base) <uid>: Document
18014 the restrictions on its use.
18015 (gimple_uid): Tidy.
18016 (gimple_set_uid): Tidy.
18018 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18020 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18021 zero guard even if align_bytes != 0 and count is smaller than
18024 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18026 PR rtl-optimization/38495
18027 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18028 (add_range_and_copies_from_move_list): Print all added ranges.
18029 Add ranges to memory optimized destination.
18031 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18035 * config/i386/i386.c (override_options): Reject
18036 -mstringop-strategy=rep_8byte with -m32.
18037 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18038 to 1. Do count comparison against epilogue_size_needed at compile
18039 time even when count_exp was constant forced into register. For
18040 size_needed don't jump to epilogue, instead just avoid aligning
18041 and invoke the body algorithm. If need_zero_guard, add zero guard
18042 even if count is non-zero, but smaller than size_needed + number of
18043 bytes that could be stored for alignment.
18044 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18045 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18046 but smaller than size_needed + number of bytes that could be stored
18047 for alignment. Compare size_needed with epilogue_size_needed instead
18048 of desired_align - align, don't adjust size_needed, pass
18049 epilogue_size_needed to the epilogue expanders.
18052 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18054 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18056 * pa.c (last_address): Change to unsigned.
18057 (update_total_code_bytes): Change argument to unsigned. Don't
18058 check if insn addresses are set.
18059 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18060 addresses are not set.
18061 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18063 2009-01-09 Nick Clifton <nickc@redhat.com>
18065 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18066 DECL_DECLARED_INLINE_P.
18068 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18070 PR middle-end/38347
18071 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18072 GET_MODE (op0) in operand_subword_force calls.
18074 PR middle-end/38771
18075 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18076 fold_convert arg0 operands to TREE_TYPE (op0) first.
18078 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18080 * params.def (ira-max-conflict-table-size): Decrease default value
18083 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18085 PR tree-optimization/37031
18086 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18088 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18089 allocate it using gc instead of heap, use VEC_quick_push instead of
18091 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18092 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18093 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18094 allocated vector from heap allocated.
18095 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18096 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18097 vector only after perfect_loop_nest_depth call.
18099 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18100 Jan Sjodin <jan.sjodin@amd.com>
18102 PR tree-optimization/38559
18103 * graphite.c (debug_value, copy_constraint,
18104 swap_constraint_variables, scale_constraint_variable, ): New.
18105 (get_lower_bound, get_upper_bound): Removed.
18106 (graphite_trans_bb_strip_mine): Clean up this code that works
18107 only for constant number of iterations. Fully copy upper and
18108 lower bound constraints, not only the constant part of them.
18109 * graphite.h (debug_value): Declared.
18111 2009-01-08 Ira Rosen <irar@il.ibm.com>
18113 PR tree-optimization/37194
18114 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18115 Don't add the cost of cost model guard in prologue to scalar
18116 outside cost in case of known number of iterations.
18118 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18119 Alan Modra <amodra@bigpond.net.au>
18121 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18122 non-word-aligned REG+CONST addressing.
18124 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18127 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18128 free_after_compilation when outputting a thunk.
18129 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18130 Do not call free_after_compilation here.
18132 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18134 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18135 (ix86_valid_target_attribute_inner_p): Ditto.
18137 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18139 PR tree-optimization/38492
18140 PR tree-optimization/38498
18141 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18142 * tree-chrec.h (scev_is_linear_expression): Declared.
18143 * graphite.c (graphite_cannot_represent_loop_niter): New.
18144 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18145 (graphite_loop_normal_form): Use gcc_assert.
18146 (scan_tree_for_params): Use CASE_CONVERT.
18147 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18148 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18149 Use gcc_assert. Discard scops that contain unhandled cases.
18150 (build_scop_conditions): Return a boolean status for unhandled cases.
18151 (strip_mine_profitable_p): Print the loop number, not its depth.
18152 (is_interchange_valid): Pass the depth of the loop nest, don't
18153 recompute it wrongly.
18154 (graphite_trans_bb_block): Same.
18155 (graphite_trans_bb_block): Print tentative of loop blocking.
18156 (graphite_trans_scop_block): Do not print that the loop has been
18158 (graphite_transform_loops): Do not handle scops that contain condition
18161 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18163 AVX Programming Reference (December, 2008)
18164 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18165 (_mm256_stream_pd): Likewise.
18166 (_mm256_stream_ps): Likewise.
18168 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18169 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18170 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18171 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18172 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18173 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18174 (ix86_expand_special_args_builtin): Likewise.
18176 * config/i386/sse.md (AVXMODEDI): New.
18177 (avx_movnt<mode>): Likewise.
18178 (avx_movnt<mode>): Likewise.
18179 (<sse>_movnt<mode>): Remove AVX support.
18180 (sse2_movntv2di): Likewise.
18182 2009-01-07 Richard Guenther <rguenther@suse.de>
18184 PR middle-end/38751
18185 * fold-const.c (extract_muldiv): Remove obsolete comment.
18186 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18187 to PLUS_EXPR canonicalization for the canonicalization.
18189 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18191 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18192 hosted cross-compilers generating less efficient code.
18194 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18196 * function.h (rtl_data): Add a dbr_scheduled_p field.
18197 * reorg.c (dbr_schedule): Set it.
18198 (gate_handle_delay_slots): Check it.
18199 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18200 (mips_reorg): Check flag_delayed_branch instead of
18201 mips_base_delayed_branch.
18202 (mips_override_options): Don't set mips_base_delayed_branch
18203 or flag_delayed_branch.
18205 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18207 PR rtl-optimization/38426.
18208 * ira.c (ira): Set current_function_is_leaf earlier.
18210 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18212 PR rtl-optimization/38722
18213 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18214 too early, only set a flag and modify after last possible
18217 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18220 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18221 * real.c (decimal_single_format): Correct values of emin and emax.
18222 (decimal_double_format): Ditto.
18223 (decimal_quad_format): Ditto.
18224 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18225 computation of DECnn_MIN and DECnn_MAX for corrected values of
18226 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18227 __DECnn_MIN__, and adjust its computation for the corrected value
18230 2009-01-06 Jan Hubicka <jh@suse.cz>
18233 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18235 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18237 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18238 Add Robert Clark to the list of testers.
18240 2009-01-06 Jan Hubicka <jh@suse.cz>
18241 Kai Tietz <kai.tietz@onevision.com>
18243 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18244 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18246 2009-01-06 Jan Hubicka <jh@suse.cz>
18247 Kai Tietz <kai.tietz@onevision.com>
18249 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18251 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18252 (ix86_nsaved_regs): Count only general purpose regs.
18253 (ix86_nsaved_sseregs): New.
18254 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18255 to 16 for w64; compute padding and size of sse reg save area.
18256 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18257 general purpose regs.
18258 (ix86_emit_save_sse_regs_using_mov): New.
18259 (ix86_expand_prologue): Save SSE regs if needed.
18260 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18261 (ix86_emit_restore_sse_regs_using_mov): New.
18262 (ix86_expand_epilogue): Save SSE regs if needed.
18264 2009-01-06 Jan Hubicka <jh@suse.cz>
18265 Kai Tietz <kai.tietz@onevision.com>
18267 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18268 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18269 functions when accumulate outgoing args is off.
18271 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18274 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18275 before using pseudos_have_intersected_live_ranges_p.
18277 * ira-int.h (ira_assert): Always define.
18279 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18281 AVX Programming Reference (December, 2008)
18282 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18283 (_mm256_permute2_pd): Likewise.
18284 (_mm_permute2_ps): Likewise.
18285 (_mm256_permute2_ps): Likewise.
18286 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18287 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18289 * config/i386/i386.c (ix86_builtins): Remove
18290 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18291 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18292 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18293 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18294 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18295 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18296 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18297 __builtin_ia32_vpermil2ps256.
18298 (ix86_init_mmx_sse_builtins): Updated.
18299 (ix86_expand_args_builtin): Likewise.
18301 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18303 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18304 long absolute calls when generating PA 2.0 code.
18306 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18308 PR rtl-optimization/38583
18309 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18311 * params.def (ira-max-conflict-table-size): New.
18313 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18315 * ira.h (ira_conflicts_p): New external definition.
18317 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18318 table. Report this. Return result of building.
18319 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18320 building conflict table.
18322 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18323 (ira_color): Use ira_conflicts_p.
18325 * global.c: Include ira.h.
18326 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18329 * Makefile.in (global.o): Add ira.h.
18331 * ira-build.c (mark_all_loops_for_removal,
18332 propagate_some_info_from_allocno): New.
18333 (remove_unnecessary_allocnos): Call
18334 propagate_some_info_from_allocno.
18335 (remove_low_level_allocnos): New.
18336 (remove_unnecessary_regions): Add parameter. Call
18337 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18338 parameter to remove_unnecessary_regions.
18339 (ira_build): Remove all regions but root if the conflict table was
18340 not built. Update conflict hard regs for allocnos crossing calls.
18342 * ira.c (ira_conflicts_p): New global.
18343 (ira): Define and use ira_conflicts_p.
18345 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18346 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18347 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18349 2009-01-06 Ben Elliston <bje@au.ibm.com>
18351 * gengtype-lex.l (YY_NO_INPUT): Define.
18353 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18356 * c-common.c (handle_vector_size_attribute): Also reject
18357 BOOLEAN_TYPE types.
18359 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18361 PR tree-optimization/38492
18362 * graphite.c (rename_map_elt, debug_rename_elt,
18363 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18364 rename_map_elt_info, eq_rename_map_elts,
18365 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18366 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18367 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18368 (sese_build_livein_liveouts): New.
18369 (new_sese, free_sese): New.
18370 (new_scop): Call new_sese.
18371 (free_scop): Call free_sese.
18372 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18373 (register_old_new_names): Renamed register_old_and_new_names.
18374 (register_scop_liveout_renames, add_loop_exit_phis,
18375 insert_loop_close_phis, struct igp,
18376 default_liveout_before_guard, add_guard_exit_phis,
18377 insert_guard_phis, copy_renames): New.
18378 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18379 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18380 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18381 (scop_adjust_phis_for_liveouts): New.
18382 (gloog): Call scop_adjust_phis_for_liveouts.
18384 * graphite.h (struct sese): Documented. Added fields liveout,
18385 num_ver and livein.
18386 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18387 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18388 (struct scop): Added field liveout_renames.
18389 (SCOP_LIVEOUT_RENAMES): New.
18391 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18393 PR tree-optimization/38510
18394 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18395 (translate_clast): Call recompute_all_dominators before
18397 (gloog): Call recompute_all_dominators before graphite_verify.
18399 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18400 Jan Sjodin <jan.sjodin@amd.com>
18402 PR tree-optimization/38500
18403 * graphite.c (create_sese_edges): Call fix_loop_structure after
18406 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18408 * config.gcc: Add m32r*-*-rtems*.
18409 * config/m32r/rtems.h: New file.
18411 2009-01-05 Ben Elliston <bje@au.ibm.com>
18413 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18414 (.po.pox): Likewise.
18415 (po/gcc.pot): Likewise.
18417 2009-01-04 David S. Miller <davem@davemloft.net>
18419 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18420 (STARTING_FRAME_OFFSET): Always set to zero.
18422 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18424 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18425 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18426 fixed-point types, and vectors of the same.
18428 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18430 * config/mips/sync.md (*mb_barrier): Rename to...
18431 (*memory_barrier): ...this.
18433 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18435 * doc/extend.texi (Function Attributes): Move @cindex after @item
18436 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18437 and put in alphabetical order. Fix 'target' name and put in order.
18438 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18441 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18443 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18444 (memory_barrier): Expand as unspec instead of unspec_volatile.
18445 Remove mem:BLK from insn operands. Use Pmode scratch register.
18446 (*memory_barrier): Define as unspec instead of unspec_volatile.
18447 Use (match_dup 0) as input operand.
18449 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18450 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18451 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18452 scratch register. Remove operand 1.
18453 (*stbar): Define as unspec instead of unspec_volatile.
18454 Use (match_dup 0) as input operand, remove (const_int 8).
18455 (*membar): Define as unspec instead of unspec_volatile.
18456 Use (match_dup 0) as input operand, remove input operand 2.
18458 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18459 (memory_barrier): Expand as unspec instead of unspec_volatile.
18460 Remove mem:BLK from insn operands. Use Pmode scratch register.
18461 (*memory_barrier): Define as unspec instead of unspec_volatile.
18462 Use (match_dup 0) as input operand.
18464 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18465 Remove mem:BLK from insn operands. Use Pmode scratch register.
18466 Set volatile flag on operand 0.
18467 (*memory_barrier): New insn pattern.
18469 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18471 (*memory_barrier): Use (match_dup 0) as input operand.
18473 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18474 Remove mem:BLK from insn operands. Use Pmode scratch register.
18475 Set volatile flag on operand 0.
18476 (*mb_internal): New insn pattern.
18478 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18480 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18482 PR middle-end/38586
18483 * function.c (struct temp_slot): Move to the section of the file
18484 that deals with temp slots. Remove field 'address'.
18485 (temp_slot_address_table): New hash table of address -> temp slot.
18486 (struct temp_slot_address_entry): New struct, items for the table.
18487 (temp_slot_address_compute_hash, temp_slot_address_hash,
18488 temp_slot_address_eq, insert_temp_slot_address): Support functions
18490 (find_temp_slot_from_address): Rewrite to use the new hash table.
18491 (remove_unused_temp_slot_addresses): Remove addresses of temp
18492 slots that have been made available.
18493 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18494 worker function for remove_unused_temp_slot_addresses.
18495 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18496 Add the temp slot address to the address -> temp slot map.
18497 (update_temp_slot_address): Update via insert_temp_slot_address.
18498 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18499 (pop_temp_slots): Likewise.
18500 (init_temp_slots): Allocate the address -> temp slot map, or empty
18501 the map if it is already allocated.
18502 (prepare_function_start): Initialize temp slot processing.
18504 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18506 PR middle-end/38584
18507 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18508 Calculate the size of all stack vars assuming no packing of stack
18509 vars will happen, replacing a quadratic algorithm with a linear one.
18511 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18514 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18517 2009-01-03 Diego Novillo <dnovillo@google.com>
18519 * doc/contrib.texi: Update contributions.
18521 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18524 * builtins.c (fold_builtin_memory_op): Give up if either operand
18525 is volatile. Set srctype or desttype to non-qualified version
18529 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18530 and FUNCTION_DECLs.
18532 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18534 PR rtl-optimization/35805
18535 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18536 problem if fast dce is able to remove any instructions.
18537 * dce.c (dce_process_block): Fix dump message.
18539 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18542 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18544 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18546 PR middle-end/38690
18547 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18548 * tree-pretty-print.c (op_code_prio): New function.
18549 (op_prio): No longer static. Use op_code_prio.
18550 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18551 Use op_prio and op_code_prio to determine if () should be
18552 printed around operand(s) or not.
18554 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18555 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18556 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18557 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18558 pp_character instead of pp_string for single letter printing.
18560 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18562 * doc/extend.texi: Fix '#pragma GCC option' typo.
18564 2009-01-02 Richard Guenther <rguenther@suse.de>
18566 * doc/install.texi (--enable-checking): Mention different
18567 default for stage1.
18568 (--enable-stage1-checking): Document.
18570 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18572 PR middle-end/30142
18573 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18574 case to be an error.
18576 2009-01-02 Ben Elliston <bje@au.ibm.com>
18578 * config/fp-bit.h (pack_d): Constify argument.
18579 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18580 (isnan): Constify argument.
18582 (iszero): Likewise.
18583 (pack_d): Likewise.
18584 (_fpadd_parts): Constify return type.
18585 (_fpmul_parts): Likewise.
18586 (_fpdiv_parts): Likewise.
18588 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18591 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18592 warn about overwriting initializer with side-effects or
18593 -Woverride-init if !IMPLICIT.
18594 (output_init_element): Likewise. Pass IMPLICIT down to
18596 (process_init_element): Add IMPLICIT argument. Pass it down
18597 to output_init_element.
18598 (push_init_element, pop_init_level, set_designator): Adjust
18599 process_init_element callers.
18600 (set_nonincremental_init, set_nonincremental_init_from_string):
18601 Adjust add_pending_init callers.
18602 (output_pending_init_elements): Adjust output_init_element callers.
18603 * c-tree.h (process_init_element): Adjust prototype.
18604 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18605 process_init_element callers.
18608 Copyright (C) 2009 Free Software Foundation, Inc.
18610 Copying and distribution of this file, with or without modification,
18611 are permitted in any medium without royalty provided the copyright
18612 notice and this notice are preserved.