1 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
4 config/i386/mingw-tls.c.
5 * config/i386/mingw-tls.c: Removed.
7 2009-07-13 Ira Rosen <irar@il.ibm.com>
9 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10 checks access only relevant statements.
11 (vectorizable_reduction): Likewise.
13 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
18 2009-07-12 Jan Hubicka <jh@suse.cz>
20 PR tree-optimization/40585
21 * except.c (expand_resx_expr): When there already is resume
22 instruction, produce linked list.
23 (build_post_landing_pads): Assert that resume is empty.
24 (connect_post_landing_pads): Handle resume lists.
25 (dump_eh_tree): Dump resume list.
27 2009-07-12 Ira Rosen <irar@il.ibm.com>
29 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
30 with additional argument.
31 * tree-vectorizer.h (enum vect_def_type): Add
32 vect_double_reduction_def.
33 (vect_is_simple_reduction): Add argument.
34 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
36 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
37 vect_is_simple_reduction with additional argument.
38 (vect_analyze_loop_operations): Handle exit phi nodes in case of
40 (reduction_code_for_scalar_code): Handle additional codes by
41 returning ERROR_MARK for them. Fix comment and indentation.
42 (vect_is_simple_reduction): Fix comment, add argument to specify
43 double reduction. Detect double reduction.
44 (get_initial_def_for_induction): Fix indentation.
45 (get_initial_def_for_reduction): Fix comment and indentation.
46 Handle double reduction. Create initial definitions that do not
47 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
48 (vect_create_epilog_for_reduction): Fix comment, add argument to
49 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
50 epilogue result extraction. Create double reduction phi node and
51 replace relevant uses.
52 (vectorizable_reduction): Call vect_is_simple_reduction with
53 additional argument. Fix indentation. Update epilogue code treatment
54 according to the changes in reduction_code_for_scalar_code. Check
55 for double reduction. Call vect_create_epilog_for_reduction with
57 * tree-vect-stmts.c (process_use): Handle double reduction, update
59 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
60 (vect_get_vec_def_for_operand): Likewise.
62 2009-07-12 Danny Smith <dansmister@gmail.com>
64 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
65 dllexport if !TREE_PUBLIC.
66 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
68 2009-07-11 Anatoly Sokolov <aesok@post.ru>
70 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
71 (avr_extra_arch_macro) Remove declatation.
72 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
73 (avr_extra_arch_macro) Declare as static.
74 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
76 2009-07-11 Jan Hubicka <jh@suse.cz>
79 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
81 2009-07-11 Jakub Jelinek <jakub@redhat.com>
84 * dwarf2out.c (dw_fde_struct): Add in_std_section and
85 cold_in_std_section bits.
86 (dwarf2out_begin_prologue): Initialize them.
87 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
88 if already covered by text_section or cold_text_section range.
90 PR rtl-optimization/40667
91 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
92 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
93 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
94 * config/i386/i386.c (ix86_minimum_alignment): New function.
95 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
96 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
97 * emit-rtl.c (gen_reg_rtx): Likewise.
98 * function.c (assign_parms): Likewise. If nominal_type needs
99 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
100 rather than passed_type's alignment.
103 * function.c (assign_parm_setup_stack): Adjust
104 MEM_OFFSET (data->stack_parm) if promoted_mode is different
105 from nominal_mode on big endian.
107 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
109 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
111 2009-07-10 DJ Delorie <dj@redhat.com>
113 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
115 2009-07-10 Mark Mitchell <mark@codesourcery.com>
117 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
119 (thumb2_cbnz): Likewise.
121 2009-07-10 David Daney <ddaney@caviumnetworks.com>
124 * config.gcc (supported_defaults): Add synci.
125 (with_synci): Add validation.
126 (all_defaults): Add synci.
127 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
130 * config/mips/mips.opt (msynci): New option.
131 * config/mips/mips.c (mips_override_options): Warn on use of
132 -msynci for targets that do now support it.
133 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
135 * gcc/doc/invoke.texi (-msynci): Document the new option.
136 * doc/install.texi (--with-synci): Document the new option.
138 2009-07-10 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/40496
141 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
142 the PHI result with a compatible type.
144 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
148 * c.opt (Wunused-result): New.
149 * doc/invoke.texi: Document it.
150 * c-common.c (c_warn_unused_result): Use it.
152 2009-07-09 DJ Delorie <dj@redhat.com>
154 * targhooks.c (default_target_can_inline_p): Rename from
155 default_target_option_can_inline_p.
156 * targhooks.h (default_target_can_inline_p): Likewise.
157 * target-def.h (TARGET_CAN_INLINE_P): Rename from
158 TARGET_OPTION_CAN_INLINE_P.
159 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
160 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
161 (mep_target_can_inline_p): Rename from
162 mep_target_option_can_inline_p.
165 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
166 registers used to pass vectors.
168 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
170 2009-07-09 Tom Tromey <tromey@redhat.com>
172 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
173 * config/mmix/mmix.c: Include dwarf2.h.
174 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
175 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
176 * config/sh/sh.c: Include dwarf2.h.
177 * config/i386/i386.c: Include dwarf2.h.
178 * Makefile.in (DWARF2_H): Remove 'elf'.
179 * except.c: Include dwarf2.h.
180 * unwind-dw2.c: Include dwarf2.h.
181 * dwarf2out.c: Include dwarf2.h.
182 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
183 * unwind-dw2-fde.c: Include dwarf2.h.
184 * dwarf2asm.c: Include dwarf2.h.
186 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
188 * haifa-sched.c (insn_finishes_cycle_p): New static function.
190 * sched-int.h (struct sched_info: insn_finishes_block_p): New
192 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
193 (region_sched_info): Update.
194 * sched-ebb.c (ebb_sched_info): Update.
195 * modulo-sched.c (sms_sched_info): Update.
196 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
198 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
200 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
202 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
204 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
206 2009-07-09 Jakub Jelinek <jakub@redhat.com>
209 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
210 arg1 with arg01 if arg1 is already INTEGER_CST.
212 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
214 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
215 Transform (and (truncate)) into (truncate (and)).
217 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
219 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
220 creating LHS paradoxical subregs. Fix surrounding returns to
221 use NULL_RTX rather than 0.
223 2009-07-08 DJ Delorie <dj@redhat.com>
225 * config/mep/mep.c: (mep_option_can_inline_p): New.
226 (TARGET_OPTION_CAN_INLINE_P): Define.
228 2009-07-08 Mark Wielaard <mjw@redhat.com>
231 * dwarf2out.c (add_data_member_location_attribute): When we have
232 only a constant offset don't emit a new location description using
233 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
236 2009-07-08 Richard Henderson <rth@redhat.com>
239 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
240 (enum reg_class): Add CLOBBERED_REGS.
241 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
242 * config/i386/i386.c (ix86_conditional_register_usage): Moved
243 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
244 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
245 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
246 force 64-bit sibcalls into R11.
247 * config/i386/constraints.md (U): New constraint.
248 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
249 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
250 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
252 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
254 * basic-block.h (dump_regset, debug_regset): Remove duplicate
256 * c-objc-common.h (c_initialize_diagnostics): Ditto.
257 * ebitmap.h (dump_ebitmap): Ditto.
258 * optabs.h (optab_libfunc): Ditto.
259 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
260 * tree-flow.h (vect_can_force_dr_alignment_p,
261 get_vectype_for_scalar_type): Ditto.
262 (vectorize_loops): Move prototype to ...
263 * tree-vectorizer.h: ... here. Also, adjust comment.
264 (vect_set_verbosity_level): Remove duplicate prototype.
265 * tree-ssa-loop.c: Include tree-vectorizer.h.
266 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
268 2009-07-08 Nick Clifton <nickc@redhat.com>
270 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
273 2009-07-08 DJ Delorie <dj@redhat.com>
275 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
276 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
277 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
279 * config/mep/intrinsics.md: Regenerated.
280 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
281 registers when asm() or calls are detected.
283 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
286 * gimplify.c (gimplify_expr): Propagate no_warning flag when
288 * gimple (gimple_build_call_from_tree): Likewise.
289 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
290 no_warning flag before warning.
292 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
294 * tree.c (set_expr_locus): Remove.
295 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
296 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
298 * gimplify.c (internal_get_tmp_var): Likewise.
299 (gimplify_call_expr): Likewise.
300 (gimplify_one_sizepos): Likewise.
302 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
305 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
306 to variables for debugging purposes.
308 2009-06-23 Mark Loeser <mark@halcy0n.com>
311 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
313 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
315 * pretty-print.c (pp_base_format): Remove %J.
316 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
317 gcc_cxxdiag_char_table): Likewise.
318 (init_dynamic_diag_info): Likewise.
320 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
322 * pretty-print.c (pp_base_format): Remove %H.
323 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
324 gcc_cxxdiag_char_table): Likewise.
325 (init_dynamic_diag_info): Likewise.
326 * config/mep/mep.c (mep_select_section): Likewise.
328 2009-07-07 Duncan Sands <baldrick@free.fr>
330 * final.c (pass_clean_state): Give the pass a name.
331 * passes.c (pass_rest_of_compilation): Likewise.
332 * tree-optimize.c (pass_all_optimizations): Likewise.
334 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
336 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
337 an extra 'decl' for error_at.
339 2009-07-07 Jakub Jelinek <jakub@redhat.com>
342 * tree-tailcall.c (adjust_return_value_with_ops,
343 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
344 if it has complex or vector type.
346 2009-07-07 Olivier Hainque <hainque@adacore.com>
348 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
351 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
353 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
355 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
357 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
358 * c-decl.c: Likewise.
359 * function.c: Likewise.
360 * varasm.c: Likewise.
361 * tree-ssa.c: Likewise.
362 * c-common.c: Likewise.
363 * tree-cfg.c: Likewise.
364 * config/spu/spu.c: Likewise.
365 * config/ia64/ia64.c: Likewise.
366 * config/v850/v850.c: Likewise.
368 2009-07-06 DJ Delorie <dj@redhat.com>
370 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
371 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
372 unspecified accesses to control registers.
373 * config/mep/intrinsics.md: Regenerate.
374 * config/mep/intrinsics.h: Regenerate.
375 * config/mep/mep-intrin.h: Regenerate.
377 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
379 * c-lex.c: Replace %H by an explicit location. Update all calls.
380 * c-common.c: Likewise.
381 * c-decl.c: Likewise.
382 * c-typeck.c: Likewise.
383 * fold-const.c: Likewise.
384 * gimplify.c: Likewise.
386 * tree-cfg.c: Likewise.
387 * tree-ssa-loop-niter.c: Likewise.
388 * tree-vrp.c: Likewise.
389 * value-prof.c: Likewise.
391 2009-07-06 Diego Novillo <dnovillo@google.com>
393 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
394 if it has one. Handle cases where VAR does not have an
395 annotation or cfun is NULL.
397 2009-07-06 Diego Novillo <dnovillo@google.com>
399 * tree.c: Include debug.h.
400 (initialize_tree_contains_struct): New.
401 (init_ttree): Call it.
402 (tree_node_structure_for_code): Factor out of ...
403 (tree_node_structure): ... here.
404 * treestruct.def (TS_PHI_NODE): Remove.
405 (TS_GIMPLE_STATEMENT): Remove.
407 2009-07-06 Diego Novillo <dnovillo@google.com>
409 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
410 (debug_tree_chain): Handle cycles.
412 2009-07-06 Nick Clifton <nickc@redhat.com>
413 DJ Delorie <dj@redhat.com>
415 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
416 __FMOVD_ENABLED__ is defined.
418 (TARGET_FMOVD): Provide a default definition.
419 (MASK_FMOVD): Likewise.
420 (TARGET_CPU_CPP_BUILTINS): Define
421 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
422 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
423 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
424 (split for DF load from memory into register): Also handle
425 MEMs which consist of REG+DISP addressing.
426 (split for DF store from register to memory): Likewise.
427 (movsf_ie): Always use single fp_mode.
428 * config/sh/sh.c (sh_override_options): Do not automatically
429 enable TARGET_MOVD for the SH2A when supporting doubles - leave
430 that to the -mfmovd command line switch.
431 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
432 (fldi_ok): Always allow.
433 * config/sh/sh.opt (mfmovd): Remove this switch.
434 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
436 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
437 Kaz Kojima <kkojima@gcc.gnu.org>
439 PR rtl-optimization/30807
440 * postreload.c (reload_combine): For every new use of REG_SUM,
441 record the use of BASE.
443 2009-07-06 Jan Hubicka <jh@suse.cz>
445 * params.def: Revert my accidental commit at 2009-06-30.
447 2009-07-04 Ian Lance Taylor <iant@google.com>
450 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
452 (mingw_format_attribute_overrides): Likewise.
454 2009-07-04 Jakub Jelinek <jakub@redhat.com>
457 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
458 don't check cfa.reg. Instead of cfa.indirect use
459 fde && fde->drap_reg != INVALID_REGNUM test.
461 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
463 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
465 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
468 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
470 2009-07-03 Richard Guenther <rguenther@suse.de>
472 PR tree-optimization/40640
473 * tree-switch-conversion.c (build_arrays): Perform arithmetic
476 2009-07-03 Jan Hubicka <jh@suse.cz>
478 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
479 for size, reduce amount of inlining.
481 2009-07-03 Richard Guenther <rguenther@suse.de>
484 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
485 if t +- x is known to not overflow and the conversion widens the
487 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
489 2009-07-03 Jan Hubicka <jh@suse.cz>
491 * ipa-pure-const.c (analyze): Update loop optimizer init.
492 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
493 try_remove_empty_loop, remove_empty_loops): Remove.
494 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
495 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
496 to mark regular loops as neccesary.
497 (degenerate_phi_p): New function.
498 (propagate_necessity, remove_dead_phis): Use it.
499 (forward_edge_to_pdom): Likewise.
500 (eliminate_unnecessary_stmts): Take care to remove uses of results of
501 virtual PHI nodes that became unreachable.
502 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
503 * tree-flow.h (remove_empty_loops): Remove.
504 * passes.c (init_optimization_passes): Remove.
506 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
508 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
510 (*fix_trunc<mode>_i387_1): Ditto.
511 (*floathi<mode>2_1): Ditto.
512 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
514 (*fist<mode>2_1): Ditto.
515 (frndintxf2_floor): Ditto.
516 (*fist<mode>2_floor_1): Ditto.
517 (frndintxf2_ceil): Ditto.
518 (*fist<mode>2_ceil_1): Ditto.
519 (frndintxf2_trunc): Ditto.
520 (frndintxf2_mask_pm): Ditto.
521 (fxam<mode>2_i387_with_temp): Ditto.
522 * config/i386/sse.md (mulv16qi3): Ditto.
523 (*sse2_mulv4si3): Ditto.
525 (sse4_2_pcmpestr): Ditto.
526 (sse4_2_pcmpistr): Ditto.
528 2009-07-03 Jan Hubicka <jh@suse.cz>
530 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
531 (mark_stmt_necessary): Set it.
532 (mark_operand_necessary): Set it.
533 (mark_control_dependent_edges_necessary): Set it.
534 (mark_virtual_phi_result_for_renaming): New function.
535 (get_live_post_dom): New function.
536 (forward_edge_to_pdom): New function.
537 (remove_dead_stmt): Fix handling of control dependences.
538 (tree_dce_init): Init new bitmap.
539 (tree_dce_done): Free it.
541 2009-07-02 Richard Guenther <rguenther@suse.de>
544 * tree-ssa-structalias.c (new_var_info): Initialize
547 2009-07-02 Jan Hubicka <jh@suse.cz>
549 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
552 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
554 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
555 instead of recomputing it. Adjust calls.
556 (emit_store_flag): Adjust recursive calls.
558 2009-07-02 Richard Guenther <rguenther@suse.de>
560 * tree-ssa-live.c (remove_unused_locals): Do not remove
562 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
563 of DECL_EXTERNAL for HEAP variables.
564 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
565 HEAP variables. Do not adjust RESTRICT vars.
566 (find_what_var_points_to): Nobody cares if something
569 2009-07-02 Ben Elliston <bje@au.ibm.com>
571 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
572 pc_low and pc_high declarations to the top of the function.
574 2009-07-01 DJ Delorie <dj@redhat.com>
576 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
578 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
579 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
580 unspecified accesses to control registers.
581 * config/mep/intrinsics.md: Regenerate.
582 * config/mep/intrinsics.h: Regenerate.
583 * config/mep/mep-intrin.h: Regenerate.
585 2009-07-01 Anthony Green <green@moxielogic.com>
587 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
588 instruction when possible.
589 (moxie_expand_prologue): Ditto. Also, save an instruction and
590 some complexity by popping off of $r12 instead of $sp.
591 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
594 2009-07-01 Richard Henderson <rth@redhat.com>
597 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
598 contained no insns, reposition note before last insn.
600 2009-07-01 Richard Henderson <rth@redhat.com>
603 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
604 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
606 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
609 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
610 darwin9 for printing reg addresses with %y.
612 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
614 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
615 truncation from operands in binary operations.
617 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
620 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
621 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
622 subreg of op0 to the original op0.
624 * expmed.c (store_bit_field_1): Use a temporary as the destination
625 instead of a paradoxical subreg when we need to truncate the result.
627 2009-07-01 DJ Delorie <dj@redhat.com>
629 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
630 names to VLIW variants.
631 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
632 * config/mep/intrinsics.md: Regenerate.
633 * config/mep/intrinsics.h: Regenerate.
634 * config/mep/mep-intrin.h: Regenerate.
636 2009-07-01 Jakub Jelinek <jakub@redhat.com>
639 * jump.c (returnjump_p): Revert last patch.
640 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
642 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
645 * pa.md (casesi32p): Use jump table label to determine the offset
647 (casesi64p): Likewise.
649 * pa.c (forward_branch_p): Return bool type. Use instruction
650 addresses when available. Assert that INSN has a jump label.
651 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
654 2009-07-01 Richard Guenther <rguenther@suse.de>
656 PR tree-optimization/19831
657 * tree-ssa-dce.c (propagate_necessity): Calls to functions
658 that only act as barriers do not make any previous stores necessary.
659 * tree-ssa-structalias.c (handle_lhs_call): Delay making
660 HEAP variables global, do not add a constraint from nonlocal.
661 (find_func_aliases): Handle escapes through return statements.
662 (compute_points_to_sets): Make escaped HEAP variables global.
664 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
667 * expmed.c (emit_store_flag): Perform a conversion if necessary,
668 after reducing a DImode cstore to SImode.
670 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
672 * expr.c (expand_expr_real_1): Reinstate fallthrough to
673 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
675 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
677 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
678 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
680 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
681 and umod_optab if TARGET_BSD_DIVMOD.
682 * config/vax/lib1funcs.asm: New file.
683 * config/vax/t-linux: New file.
684 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
686 2009-06-30 Jakub Jelinek <jakub@redhat.com>
689 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
690 to type arguments that have void type.
693 * dwarf2out.c (gen_formal_parameter_die): Call
694 equate_decl_number_to_die if node is different from origin.
696 2009-06-30 Anthony Green <green@moxielogic.com>
698 Clean up moxie port for --enable-build-with-cxx.
699 * config/moxie/moxie.c (moxie_function_value): First two
700 parameters are const_tree, not tree.
701 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
702 (REG_CLASS_NAMES): Ditto.
703 (REGNO_REG_CLASS): Ditto.
704 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
705 (moxie_function_value): Fix constyness of arguments.
707 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
709 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
710 finalize_size_functions before further processing.
711 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
712 (variable_size): Call self_referential_size on size expressions
713 that contain a PLACEHOLDER_EXPR.
714 (size_functions): New static variable.
715 (copy_self_referential_tree_r): New static function.
716 (self_referential_size): Likewise.
717 (finalize_size_functions): New global function.
718 * tree.c: Include tree-inline.h.
719 (push_without_duplicates): New static function.
720 (find_placeholder_in_expr): New global function.
721 (substitute_in_expr) <tcc_declaration>: Return the replacement object
723 <tcc_expression>: Likewise.
724 <tcc_vl_exp>: If the replacement object is a constant, try to inline
725 the call in the expression.
726 * tree.h (finalize_size_functions): Declare.
727 (find_placeholder_in_expr): Likewise.
728 (FIND_PLACEHOLDER_IN_EXPR): New macro.
729 (substitute_placeholder_in_expr): Update comment.
730 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
732 (copy_tree_body_r): Likewise.
733 (copy_tree_body): New static function.
734 (maybe_inline_call_in_expr): New global function.
735 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
736 (maybe_inline_call_in_expr): Declare.
737 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
738 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
741 2009-06-30 Richard Guenther <rguenther@suse.de>
743 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
745 (propagate_necessity): Do not mark reaching defs of stores
748 2009-06-30 Jan Hubicka <jh@suse.cz>
750 * cfgloopanal.c (check_irred): Move into ...
751 (mark_irreducible_loops): ... here; return true if ireducible
753 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
754 (analyze_function): Try to prove loop finiteness.
755 * cfgloop.h (mark_irreducible_loops): Update prototype.
756 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
758 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
760 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
762 2009-06-30 Ira Rosen <irar@il.ibm.com>
764 PR tree-optimization/40542
765 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
768 2009-06-30 Martin Jambor <mjambor@suse.cz>
770 PR tree-optimization/40582
771 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
772 than useless_type_conversion_p.
773 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
776 2009-06-30 Martin Jambor <mjambor@suse.cz>
779 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
781 2009-06-30 Richard Guenther <rguenther@suse.de>
783 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
784 use ao_ref references.
785 (walk_aliased_vdefs): Likewise.
786 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
787 * tree-ssa-dce.c (struct ref_data): Remove.
788 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
789 (mark_aliased_reaching_defs_necessary): Adjust.
790 (mark_all_reaching_defs_necessary_1): Likewise.
792 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
795 * expmed.c (emit_cstore): New name of emit_store_flag_1.
796 (emit_store_flag_1): Extract from emit_store_flag, adjust
797 calls to (what now is) emit_cstore.
798 (emit_store_flag): Call emit_store_flag_1 and also use it
799 for what used to be recursive calls.
801 2009-06-30 Wei Guozhi <carrot@google.com>
804 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
805 if the target bb post dominates from bb.
806 * config/i386/i386.c (memory_address_length): Check existence of base
807 register before using it.
809 2009-06-30 Nick Clifton <nickc@redhat.com>
810 DJ Delorie <dj@redhat.com>
812 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
813 __FMOVD_ENABLED__ is defined.
815 (TARGET_FMOVD): Provide a default definition.
816 (MASK_FMOVD): Likewise.
817 (TARGET_CPU_CPP_BUILTINS): Define
818 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
819 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
820 two fmov instructions depending upon whether TARGET_FMOVD is
822 (split for DF load from memory into register): Also handle
823 MEMs which consist of REG+DISP addressing.
824 (split for DF store from register to memory): Likewise.
825 * config/sh/sh.opt (mfmovd): Remove this switch.
826 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
827 * config/sh/sh.c (sh_override_options): Do not automatically
828 enable TARGET_MOVD for the SH2A when supporting doubles - leave
829 that to the -mfmovd command line switch.
831 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
833 (fldi_ok): Always allow.
834 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
836 2009-06-29 DJ Delorie <dj@redhat.com>
838 * doc/install.texi (mep-x-elf): Correct chip's full name.
840 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
842 * doc/extend.texi: Fix typo.
844 2009-06-29 Tom Tromey <tromey@redhat.com>
847 * Makefile.in (DWARF2_H): New variable.
849 (dwarf2out.o): Likewise.
850 (dwarf2asm.o): Likewise.
851 * config/i386/t-i386: Use DWARF2_H.
852 * except.c: Include elf/dwarf2.h.
853 * unwind-dw2.c: Include elf/dwarf2.h.
854 * dwarf2out.c: Include elf/dwarf2.h.
855 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
857 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
858 (size_of_loc_descr): Likewise.
859 (output_loc_operands_raw): Likewise.
860 (output_loc_operands): Handle new dtprel field.
861 (loc_checksum): Update.
862 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
863 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
864 * unwind-dw2-fde.c: Include elf/dwarf2.h.
865 * dwarf2asm.c: Include elf/dwarf2.h.
866 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
867 * config/mmix/mmix.c: Include elf/dwarf2.h.
868 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
869 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
870 * config/sh/sh.c: Include elf/dwarf2.h.
871 * config/i386/i386.c: Include elf/dwarf2.h.
873 2009-06-29 DJ Delorie <dj@redhat.com>
875 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
877 * doc/extend.texi: Add MeP attributes and pragmas.
878 * doc/invoke.text: Add MeP Options.
879 * doc/contrib.texi: Add MeP contribution.
880 * doc/md.texi: Add MeP constraints.
881 * doc/install.texi: Add MeP target.
883 2009-06-30 Anatoly Sokolov <aesok@post.ru>
885 * target.h (struct gcc_target): Add frame_pointer_required field.
886 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
887 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
888 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
890 * reload1.c (update_eliminables): (Ditto.).
891 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
892 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
893 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
895 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
897 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
898 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
899 (arm_frame_pointer_required): New function.
901 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
902 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
903 (avr_frame_pointer_required_p): Declare as static.
904 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
906 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
907 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
908 (bfin_frame_pointer_required): Make as static, change return type
910 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
912 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
913 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
914 (cris_frame_pointer_required): New function.
916 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
918 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
919 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
920 (fr30_frame_pointer_required): New function.
922 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
923 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
924 (frv_frame_pointer_required): Make as static, change return type
926 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
928 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
929 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
930 (ix86_frame_pointer_required): Make as static, change return type to
932 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
934 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
935 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
937 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
939 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
941 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
943 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
944 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
945 (mips_frame_pointer_required): Make as static.
946 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
948 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
949 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
950 (mmix_frame_pointer_required): Mew function.
952 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
953 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
955 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
957 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
959 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
961 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
962 (CAN_ELIMINATE): Redefine.
963 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
964 (sparc_frame_pointer_required): New function.
965 (sparc_can_eliminate): New function.
966 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
968 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
969 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
971 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
972 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
973 (xtensa_frame_pointer_required): Make as static, change return type
975 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
978 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
980 * doc/plugins.texi: Document PLUGIN_START_UNIT.
981 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
982 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
983 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
984 (register_callback): Handle PLUGIN_START_UNIT.
985 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
987 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
989 * tree.c (process_call_operands): Propagate TREE_READONLY from the
991 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
992 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
994 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
996 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
999 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1001 * doc/extend.texi (Additional Floating Types): __float128 is also
1002 supported on i386 targets.
1004 2009-06-29 Richard Guenther <rguenther@suse.de>
1007 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1009 (pt_solutions_same_restrict_base): Declare.
1010 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1012 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1013 (make_constraint_from, make_copy_constraint): Move earlier.
1014 (make_constraint_from_heapvar): New function.
1015 (make_constraint_from_restrict): Likewise.
1016 (handle_lhs_call): Use it.
1017 (find_func_aliases): Use it to track conversions to restrict
1019 (struct fieldoff): Add only_restrict_pointers flag.
1020 (push_fields_onto_fieldstack): Initialize it.
1021 (create_variable_info_for): Track global restrict qualified pointers.
1022 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1023 Track restrict qualified pointer arguments.
1024 (set_uids_in_ptset): Use varinfo is_global_var flag.
1025 (find_what_var_points_to): Set the vars_contains_restrict flag.
1026 Always create the points-to solution for sets including restrict tags.
1027 (pt_solutions_same_restrict_base): New function.
1028 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1029 qualified pointers use pt_solutions_same_restrict_base as
1030 additional source for disambiguation.
1032 2009-06-29 Richard Guenther <rguenther@suse.de>
1035 * alias.c (find_base_decl): Remove.
1036 (get_deref_alias_set_1): Remove restrict handling.
1037 * c-common.c (c_apply_type_quals_to_decl): Do not set
1038 DECL_POINTER_ALIAS_SET.
1039 * gimplify.c (find_single_pointer_decl_1): Remove.
1040 (find_single_pointer_decl): Likewise.
1041 (internal_get_tmp_var): Remove restrict handling.
1042 (gimple_regimplify_operands): Likewise.
1043 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1044 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1045 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1046 * tree.c (restrict_base_for_decl): Remove.
1047 (init_ttree): Do not allocate it.
1048 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1049 LABEL_DECL_UID for label decls.
1050 (copy_node_stat): Do not copy restrict information.
1051 (decl_restrict_base_lookup): Remove.
1052 (decl_restrict_base_insert): Likewise.
1053 (print_restrict_base_statistics): Likewise.
1054 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1055 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1056 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1057 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1058 (LABEL_DECL_UID): Adjust.
1059 (DECL_BASED_ON_RESTRICT_P): Remove.
1060 (DECL_GET_RESTRICT_BASE): Likewise.
1061 (SET_DECL_RESTRICT_BASE): Likewise.
1062 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1064 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1065 instead of DECL_POINTER_ALIAS_SET.
1066 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1067 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1068 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1070 2009-06-29 Richard Guenther <rguenther@suse.de>
1072 PR tree-optimization/40579
1073 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1074 the IL to simplify has constants that overflowed.
1076 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1078 PR tree-optimization/40550
1079 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1080 vector_compute_type only when the size of vector_compute_type is
1081 less than the size of type.
1083 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1085 * fold-const.c (contains_label_1): Fix comments.
1086 (contains_label_p): Do not walk trees multiple time.
1088 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1090 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1091 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1092 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1093 ix86_fp_comparison_operator.
1094 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1095 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1096 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1097 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1098 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1099 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1100 (related splits): Change predicate to ix86_fp_comparison_operator.
1101 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1102 instead of ix86_fp_comparison_codes.
1103 (ix86_trivial_fp_comparison_operator,
1104 ix86_fp_comparison_operator): New.
1105 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1106 (ix86_expand_compare): Eliminate last two parameters.
1107 (ix86_fp_jump_nontrivial_p): Kill.
1108 * config/i386/i386.c (put_condition_code): Eliminate call to
1109 ix86_fp_comparison_codes and subsequent assertion.
1110 (ix86_fp_comparison_codes): Eliminate.
1111 (ix86_fp_swap_condition): New.
1112 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1113 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1114 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1115 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1116 and ix86_fp_swap_condition.
1117 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1118 Use ix86_fp_comparison_strategy.
1119 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1120 (ix86_fp_jump_nontrivial_p): Eliminate.
1121 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1122 call to ix86_expand_compare.
1123 (ix86_split_fp_branch, ix86_expand_setcc,
1124 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1125 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1127 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1129 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1130 related to jump_clobbers.
1131 * config/arm/arm.md (conds): Remove jump_clob case.
1132 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1133 splits): Change comparison_operator to arm_comparison_operator.
1134 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1137 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1139 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1140 condition for floating point modes.
1141 * expmed.c (emit_store_flag_1): Move here a bigger part
1143 (emit_store_flag): Try swapping the condition for floating point
1145 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1147 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1149 * expr.c (expand_expr_real_1): Just use do_store_flag.
1150 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1151 emit_store_flag_force.
1152 * expmed.c (emit_store_flag_force): Copy here trick
1153 previously in expand_expr_real_1. Try reversing the comparison.
1154 (emit_store_flag_1): Work if target is NULL.
1155 (emit_store_flag): Work if target is NULL, using the result mode
1156 from the comparison. Use split_comparison, restructure final part
1157 to simplify conditionals.
1159 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1161 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1162 * dojump.c (do_jump): Change handling of floating-point
1163 ops to use just do_compare_and_jump.
1164 (split_comparison): New.
1165 (do_compare_rtx_and_jump): Add here logic coming previously
1166 in do_jump, using split_comparison.
1168 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1171 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1173 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1175 * tree-ssa-alias.c: Fix unintentional commit.
1177 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1179 * passes.c (execute_one_pass): Fix unintentional commit.
1181 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1183 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1184 (df_rd_local_compute, df_md_local_compute): Inline them.
1186 (df_md_scratch): New.
1187 (df_md_alloc, df_md_free): Allocate/free it.
1188 (df_md_local_compute): Only include live registers in init.
1189 (df_md_transfer_function): Prune the in-set computed by
1190 the confluence function, and the gen-set too.
1192 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1194 PR rtl-optimization/26854
1195 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1196 * df-problems.c (df_rd_add_problem): Fix comment.
1197 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1198 df_md_simulate_artificial_defs_at_top,
1199 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1200 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1201 df_md_transfer_function, df_md_init, df_md_confluence_0,
1202 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1203 problem_MD, df_md_add_problem): New.
1204 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1205 df_md_get_bb_info): New.
1206 (DF_LAST_PROBLEM_PLUS1): Adjust.
1208 * Makefile.in (fwprop.o): Include domwalk.h.
1209 * fwprop.c: Include domwalk.h.
1210 (reg_defs, reg_defs_stack): New.
1211 (bitmap_only_bit_between): Remove.
1212 (process_defs): New.
1213 (process_uses): Use reg_defs and local_md instead of
1214 bitmap_only_bit_between and local_rd.
1215 (single_def_use_enter_block): New, from build_single_def_use_links.
1216 (single_def_use_leave_block): New.
1217 (build_single_def_use_links): Remove code moved to
1218 single_def_use_enter_block, invoke domwalk.
1219 (use_killed_between): Adjust comment.
1221 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1223 * bitmap.h (bitmap_ior_and_into): New.
1224 * bitmap.c (bitmap_ior_and_into): New.
1226 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1228 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1229 before_dom_children_before_stmts and after_dom_children_after_stmts.
1230 Rename the two remaining callbacks to just before_dom_children and
1231 after_dom_children. Remove other GIMPLE statement walking bits.
1232 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1233 * graphite.c: Do not include domwalk.h.
1234 * tree-into-ssa.c (interesting_blocks): New global.
1235 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1236 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1237 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1238 now that they're not domwalk callbacks.
1239 (rewrite_initialize_block): Rename to...
1240 (rewrite_enter_block): ... this, place after called functions. Test
1241 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1242 (rewrite_finalize_block): Rename to...
1243 (rewrite_leave_block): ... this, place after called functions.
1244 (rewrite_update_init_block): Rename to...
1245 (rewrite_update_enter_block): ... this, place after called functions.
1246 Test interesting_blocks, call rewrite_update_stmt and
1247 rewrite_update_phi_arguments.
1248 (rewrite_update_fini_block): Rename to...
1249 (rewrite_leave_block): ... this, place after called functions.
1250 (rewrite_blocks): Remove last argument, simplify initialization of
1252 (mark_def_sites_initialize_block): Rename to...
1253 (mark_def_sites_block): ... this, call mark_def_sites.
1254 (mark_def_sites_blocks): Remove argument, simplify initialization of
1256 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1257 (update_ssa): Likewise.
1258 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1260 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1261 (dom_opt_initialize_block): Rename to...
1262 (dom_opt_enter_block): ... this, place after called functions. Walk
1263 statements here, inline propagate_to_outgoing_edges.
1264 (dom_opt_finalize_block): Rename to...
1265 (dom_opt_leave_block): ... this, place after called functions.
1266 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1268 (dse_enter_block, dse_record_phi): New.
1269 (dse_record_phis): Delete.
1270 (dse_finalize_block): Rename to...
1271 (dse_leave_block): ... this.
1272 (tree_ssa_dse): Simplify initialization of walk_data.
1273 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1274 Adjust initialization of walk_data.
1275 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1276 * tree-ssa-loop-phiopt.c (get_non_trapping):
1277 Adjust initialization of walk_data.
1278 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1279 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1280 it's not a domwalk callback.
1281 (uncprop_initialize_block): Rename to...
1282 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1283 (dse_finalize_block): Rename to...
1284 (dse_leave_block): ... this.
1285 (tree_ssa_uncprop): Simplify initialization of walk_data.
1286 * Makefile.in: Adjust dependencies.
1288 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1290 * arm.md (casesi): Fix test for Thumb1.
1291 (thumb1_casesi_internal_pic): Likewise.
1292 (thumb1_casesi_dispatch): Likewise.
1294 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1296 * config/arm/arm-cores.def: Added core cortex-m0.
1297 * config/arm/arm-tune.md: Regenerated.
1298 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1300 2009-06-26 DJ Delorie <dj@redhat.com>
1302 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1304 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1305 the scheduler doesn't tag jump insns.
1307 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1309 * c-decl.c (merge_decls): Re-indent.
1311 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1314 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1315 Special-case decimal float constants.
1317 2009-06-26 Richard Henderson <rth@redhat.com>
1319 * function.h (struct function): Add cannot_be_copied_reason,
1320 and cannot_be_copied_set.
1321 * tree-inline.c (has_label_address_in_static_1): Rename from
1322 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1323 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1324 don't set inline_forbidden_reason.
1325 (copy_forbidden): New function, split out of inline_forbidden_p.
1326 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1327 (inline_forbidden_p): Use copy_forbidden.
1328 (tree_versionable_function_p): Likewise.
1329 (inlinable_function_p): Merge into tree_inlinable_function_p.
1330 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1331 * ipa-cp.c (ipcp_versionable_function_p): New function.
1332 (ipcp_cloning_candidate_p): Use it.
1333 (ipcp_node_modifiable_p): Likewise.
1335 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1337 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1338 that is marked not to be inlined. Remove flag_mudflap use.
1339 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1340 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1342 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1345 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1346 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1348 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1350 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1352 (__mingwthr_remove_key_dtor): Likewise.
1354 2009-06-26 Richard Guenther <rguenther@suse.de>
1356 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1358 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1361 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1362 try the non-cond_exec path also.
1364 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1367 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1368 (output_cbranch): Use new functions.
1369 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1372 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1373 Pat Haugen <pthaugen@us.ibm.com>
1374 Revital Eres <ERES@il.ibm.com>
1376 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1377 for %c error. Add %x support to print VSX registers as a unified
1378 register set, instead of separate float and altivec registers.
1379 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1380 %y case, and add support for VSX pre-modify addresses.
1381 (output_toc): Add assert for CONST containing an integer constant
1383 (rs6000_adjust_cost): Add POWER7 support.
1384 (insn_must_be_first_in_group): Ditto.
1385 (insn_must_be_last_in_group): Ditto.
1386 (rs6000_emit_popcount): Ditto.
1387 (rs6000_vector_mode_supported_p): Ditto.
1389 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1390 Change some of the functions called by macros to being called
1391 through a pointer, so debug functions can be inserted if
1392 -mdebug=addr or -mdebug=cost.
1393 (rs6000_preferred_reload_class_ptr): Ditto.
1394 (rs6000_secondary_reload_class_ptr): Ditto.
1395 (rs6000_secondary_memory_needed_ptr): Ditto.
1396 (rs6000_cannot_change_mode_class_ptr): Ditto.
1397 (rs6000_secondary_reload_inner): Ditto.
1398 (rs6000_legitimize_reload_address): Ditto.
1399 (rs6000_legitimize_reload_address_ptr): Ditto.
1400 (rs6000_mode_dependent_address): Ditto.
1401 (rs6000_mode_dependent_address_ptr): Ditto.
1403 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1404 function to return true if the mode allows reg + integer
1406 (virtual_stack_registers_memory_p): New function to return true if
1407 the address refers to a virtual stack register.
1408 (rs6000_legitimate_offset_address_p): Move code to say whether a
1409 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1411 (rs6000_legitimate_address_p): Add checks for modes that only can
1412 do reg+reg addressing. Start adding VSX support.
1413 (rs6000_legitimize_reload_address): Ditto.
1414 (rs6000_legitimize_address): Ditto.
1415 (rs6000_debug_legitimate_address_p): New debug functions for
1416 -mdebug=addr and -mdebug=cost.
1417 (rs6000_debug_rtx_costs): Ditto.
1418 (rs6000_debug_address_costs): Ditto.
1419 (rs6000_debug_adjust_cost): Ditto.
1420 (rs6000_debug_legitimize_address): Ditto.
1421 (rs6000_legitimize_reload_address_ptr): Point to call normal
1422 function or debug function. Make functions called via pointer
1424 (rs6000_mode_dependent_address_ptr): Ditto.
1425 (rs6000_secondary_reload_class_ptr): Ditto.
1426 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1427 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1428 into a friendlier error.
1429 (rs6000_init_builtins): Add initial VSX support.
1430 (rs6000_adjust_cost): Fix some spacing issues.
1432 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1433 (REG_CLASS_NAMES): Ditto.
1434 (REG_CLASS_CONTENTS): Ditto.
1435 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1436 pointer, to add -mdebug=addr support.
1437 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1438 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1439 -mdebug=addr support.
1440 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1441 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1442 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1444 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1446 (bswapsi*): Set attribute types for load/store. Add combiner
1447 patterns to eliminate zero extend on 64-bit.
1448 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1449 stdbrx if the hardware supports those instructions.
1451 2009-06-25 Ian Lance Taylor <iant@google.com>
1453 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1454 (Link Options): Document -static-libstdc++.
1456 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1459 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1460 DATA_ALIGNMENT instead.
1462 2009-06-25 Richard Guenther <rguenther@suse.de>
1464 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1465 indirect references against the callused/escaped solutions.
1466 (call_may_clobber_ref_p_1): Likewise.
1468 2009-06-25 Martin Jambor <mjambor@suse.cz>
1470 PR tree-optimization/40493
1471 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1472 (enum unscalarized_data_handling): New type.
1473 (handle_unscalarized_data_in_subtree): Return what has been done.
1474 (load_assign_lhs_subreplacements): Handle left flushes differently.
1475 (sra_modify_assign): Use unscalarized_data_handling, simplified
1476 condition determining whether to remove the statement.
1478 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1480 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1481 excerpt - @ should be doubled for texinfo.
1483 2009-06-24 Ian Lance Taylor <iant@google.com>
1485 * config/arc/arc.c: Include "df.h".
1486 (arc_attribute_table): Make static. Move higher in file.
1487 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1488 (output_shift): Initialize n later to avoid warning.
1489 * config/arm/arm.c (arm_attribute_table): Make static. Move
1491 * config/avr/avr.c (avr_attribute_table): Make static. Move
1493 (reg_class_tab): Change array type from int to enum reg_class.
1494 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1496 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1497 (lshrhi3_out): Likewise.
1498 (class_likely_spilled_p): Change return type to bool.
1499 (avr_rtx_costs): Use local code variable with enum type.
1500 * config/avr/avr.md (movmemhi): Use add_reg_note.
1501 (andhi3, andsi3): Don't use AS2 with "and".
1502 (iorhi3, iorsi3): Don't use AS2 with "or".
1503 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1504 * config/crx/crx.c: Include "df.h".
1505 (crx_attribute_table): Make static.
1506 * config/m32r/m32r.c: Include "df.h".
1507 (m32r_attribute_table): Make static. Move higher in file.
1508 (pop): Use add_reg_note.
1509 (block_move_call): Change 0 to LCT_NORMAL in function call.
1510 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1511 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1512 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1513 declare, not just when TREE_CODE is defined.
1514 * config/m68hc11/m68hc11.c: Include "expr.h".
1515 (m68hc11_attribute_table): Make static. Move higher in file.
1516 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1518 (m68hc11_register_indirect_p): Likewise.
1519 (m68hc11_function_arg_padding): Change return type to enum
1521 (emit_move_after_reload): Use add_reg_note.
1522 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1523 (m68hc11_split_logical): Likewise.
1524 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1526 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1527 to VOIDmode in function call.
1528 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1530 (m68hc11_split_logical): Update declaration.
1531 (m68hc11_function_arg_padding): Update declaration.
1532 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1533 to array of enum reg_class.
1534 (mcore_attribute_table): Make static. Move higher in file.
1535 (mcore_rtx_costs): Add cast to enum type.
1536 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1537 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1538 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1540 * config/sh/predicates.md (trapping_target_operand): Rename and to
1542 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1544 * config/spu/spu.c (spu_attribute_table): Make static. Move
1546 * config/v850/v850.c (v850_attribute_table): Make static. Move
1548 (v850_rtx_costs): Use local code with enum type.
1549 (expand_epilogue): Add cast.
1550 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1552 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1555 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1556 -m2a-single-only and -m2a-nofpu.
1557 * config/sh/sh.opt: Document m2a generates FPU code.
1559 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1561 * defaults.h (CAN_ELIMINATE): Provide default.
1562 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1563 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1564 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1565 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1566 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1567 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1568 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1569 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1570 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1571 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1573 2009-06-24 DJ Delorie <dj@redhat.com>
1575 * mep-ext-cop.cpu: Fix copyright notice.
1576 * mep-default: Fix copyright notice.
1577 * mep-core: Fix copyright notice.
1578 * mep: Fix copyright notice.
1579 * mep-ivc2: Fix copyright notice.
1580 * mep-c5: Fix copyright notice.
1582 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1584 * doc/contrib.texi (Contributors):
1586 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1589 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1590 src and dst operands if necessary.
1592 2009-06-23 DJ Delorie <dj@redhat.com>
1595 * config.gcc: Add mep support.
1596 * recog.c: Resurrect validate_replace_rtx_subexp().
1597 * recog.h: Likewise.
1598 * config/mep/: Add new port:
1599 * config/mep/constraints.md: New file.
1600 * config/mep/default.h: New file.
1601 * config/mep/intrinsics.h: New file.
1602 * config/mep/intrinsics.md: New file.
1603 * config/mep/ivc2-template.h: New file.
1604 * config/mep/mep-c5.cpu: New file.
1605 * config/mep/mep-core.cpu: New file.
1606 * config/mep/mep-default.cpu: New file.
1607 * config/mep/mep-ext-cop.cpu: New file.
1608 * config/mep/mep-intrin.h: New file.
1609 * config/mep/mep-ivc2.cpu: New file.
1610 * config/mep/mep-lib1.asm: New file.
1611 * config/mep/mep-lib2.c: New file.
1612 * config/mep/mep-pragma.c: New file.
1613 * config/mep/mep-protos.h: New file.
1614 * config/mep/mep-tramp.c: New file.
1615 * config/mep/mep.c: New file.
1616 * config/mep/mep.cpu: New file.
1617 * config/mep/mep.h: New file.
1618 * config/mep/mep.md: New file.
1619 * config/mep/mep.opt: New file.
1620 * config/mep/predicates.md: New file.
1621 * config/mep/t-mep: New file.
1623 2009-06-23 Ian Lance Taylor <iant@google.com>
1625 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1626 from loose_warn into c_loose_warn and from strict_warn into
1627 c_strict_warn. Set and substitute warn_cxxflags. Check for
1628 --enable-build-with-cxx. Set and substitute
1629 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1630 * Makefile.in (CXXFLAGS): New variable.
1631 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1632 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1633 the default is the same as $(STRICT_WARN).
1634 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1635 (CXX): New variable.
1636 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1637 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1638 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1639 (HOST_LIBS): New variable.
1640 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1641 (ALL_CXXFLAGS): New variable.
1642 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1643 * doc/install.texi (Configuration): Document
1644 --enable-build-with-cxx, --with-stage1-ldflags,
1645 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1646 * configure: Rebuild.
1648 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1650 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1651 from previous commit.
1653 2009-06-23 Ian Lance Taylor <iant@google.com>
1655 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1657 2009-06-23 Ian Lance Taylor <iant@google.com>
1659 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1660 with ATTRIBUTE_UNUSED.
1662 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1663 Pat Haugen <pthaugen@us.ibm.com>
1664 Revital Eres <eres@il.ibm.com>
1666 * config.in (HAVE_AS_POPCNTD): Add default definition.
1667 (HAVE_AS_LWSYNC): Ditto.
1669 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1671 (gcc_cv_as_powerpc_cmpb): Ditto.
1672 (gcc_cv_as_powerpc_dfp): Ditto.
1673 (gcc_cv_as_powerpc_vsx): Ditto.
1674 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1675 supporting the popcntd/lwsync instructions.
1676 (gcc_cv_as_powerpc_lwsync): Ditto.
1677 * configure: Regenerate.
1679 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1680 -mcpu=native and -mcpu=power7.
1681 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1683 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1684 a variable instead of a mask to reduce the number of mask bits.
1685 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1686 (-mbit-word): Ditto.
1687 (-mregnames): Ditto.
1688 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1689 (-mfused-madd): Ditto.
1691 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1693 (-mvsx): New switch for VSX instructions.
1694 (-misel): Move from a variable to a mask to allow it to be set by
1697 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1698 function declaration to an array declaration.
1699 (rs6000_hard_regno_nregs): New external array declaration.
1701 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1702 files included by rs6000.md.
1704 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1705 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1707 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1709 (rs6000_debug_reg): New -mdebug= variables.
1710 (rs6000_debug_addr): Ditto.
1711 (rs6000_debug_cost): Ditto.
1712 (rs6000_pmode): New variable to hold Pmode.
1713 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1714 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1715 calculated at compiler start.
1716 (rs6000_hard_regno_nregs): Change function to an array which holds
1717 HARD_REGNO_NREGS calculated at compiler start.
1718 (rs6000_explicit_options): Delete isel field.
1719 (rs6000_vector_unit): New array to hold which vector unit
1720 supports arithmetic options for a given type.
1721 (rs6000_vector_mem): New array to hold which vector unit supports
1722 memory reference operations for a given type.
1723 (rs6000_vector_align): New array to given the alignment of each
1725 (power7_cost): New basic costs for power7.
1726 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1727 (rs6000_hard_regno_nregs_internal): New function, moved from
1728 HARD_REGNO_NREGS, to calculate the number of registers each hard
1729 register takes for each type.
1730 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1731 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1732 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1733 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1734 unit information here so it is calculated once at compiler startup
1736 (rs6000_override_options): Make -misel a target mask. Add more
1737 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1738 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1740 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1741 (rs6000_handle_option): Move -misel from variable to target mask.
1742 (rs6000_builtin_mask_for_load): Add VSX support.
1743 (rs6000_conditional_register_usage): Ditto.
1744 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1745 (function_arg_boundary): Ditto.
1746 (rs6000_expand_builtin): Ditto.
1747 (def_builtin): Make abort message a little friendlier.
1748 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1750 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1751 assembler support the popcntd instruction instead of a vsx
1752 instruction to enable power7 support.
1753 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1754 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1755 option to the assembler if -mcpu=native.
1756 (ASM_CPU_NATIVE_SPEC): Ditto.
1757 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1759 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1760 the lwsync instruction.
1761 (enum processor_type): Add PROCESSOR_POWER7.
1762 (rs6000_debug_reg): New -mdebug= options.
1763 (rs6000_debug_addr): Ditto.
1764 (rs6000_debug_cost): Ditto.
1765 (rs6000_isel): Delete.
1766 (enum rs6000_vector): New enum to say what vector unit we have.
1767 (VECTOR_UNIT_*): New macros to say which vector unit has
1768 arithmetic operations for a given type.
1769 (VECTOR_MEM_*): New macros to say which vector unit has memory
1770 operations for a given type.
1771 (TARGET_LDBRX): Whether the machine supports the ldbrx
1773 (TARGET_ISEL): Delete, -misel moved to be a mask.
1774 (TARGET_ISEL64): New macro for 64-bit isel support.
1775 (UNITS_PER_VSX_WORD): New macro.
1776 (POINTER_SIZE): Move to be an external variable, rather than
1777 calculating whether we are generating 32 ot 64-bit code.
1779 (STACK_BOUNDARY): Add VSX support.
1780 (LOCAL_ALIGNMENT): Ditto.
1781 (SLOW_UNALIGNED_ACCESS): Ditto.
1782 (VSX_REGNO_P): New macro for VSX support.
1783 (VFLOAT_REGNO_P): Ditto.
1784 (VINT_REGNO_P): Ditto.
1785 (VLOGICAL_REGNO_P): Ditto.
1786 (VSX_VECTOR_MODE): Ditto.
1787 (VSX_SCALAR_MODE): Ditto.
1789 (VSX_MOVE_MODE): Ditto.
1790 (VSX_REG_CLASS_P): Ditto.
1791 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1793 (UNITS_PER_SIMD_WORD): Add VSX support.
1794 (MODES_TIEABLE_P): Ditto.
1795 (STARTING_FRAME_OFFSET): Ditto.
1796 (STACK_DYNAMIC_OFFSET): Ditto.
1797 (EPILOGUE_USES): Ditto.
1798 (REGNO_REG_CLASS): Move to array lookup.
1799 (CLASS_MAX_NREGS): Ditto.
1800 (rs6000_vector_reg_class): Add declaration.
1801 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1802 overlap with the floating point and Altivec registers.
1804 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1806 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1807 give the appropriate asm switches if -mcpu=native.
1808 (host_detect_local_cpu): Add support for "asm".
1809 (host_detect_local_cpu): Follow GNU code guidelines for name.
1811 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1812 -mbit-word to a variable instead of being a target mask.
1814 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1815 emit the lwsync instruction instead of emitting the instruction as
1816 an integer constant.
1818 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1819 fixuns_trundfsi2, move expander into rs6000.md.
1821 * config/rs6000/rs6000.md (cpu): Add power7.
1822 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1823 (logical predicate patterns): Change the single instruction
1824 primitives that set CR0 to be fast_compare instead of compare.
1826 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1827 (popcntddi2): Ditto.
1828 (popcount<mode>): Ditto.
1829 (floating multiply/add insns): Name the floating point
1831 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1832 (isel_unsigned_<mode>): Ditto.
1833 (fixuns_trundfsi2): Move expander here from spe.md.
1834 (smindi3): Define if we have -misel on 64-bit systems.
1839 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1841 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1843 * config/avr/avr.c (avr_current_device): New variable.
1844 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1845 (avr_arch, mcu_type_s): Move to avr.h.
1846 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1847 default_data_section_start fields.
1848 (avr_arch): Moved from avr.c.
1849 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1850 library_name fields.
1851 (avr_current_device, avr_mcu_types, avr_arch_types,
1852 avr_device_to_arch, avr_device_to_data_start,
1853 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1854 (EXTRA_SPEC_FUNCTIONS): Define.
1855 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1856 options mapping. Use device_to_arch and device_to_data_start insted.
1857 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1858 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1859 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1860 * config/avr/driver-avr.c: New file.
1861 * config/avr/avr-devices.c: New file.
1863 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1865 * var-tracking.c (unshare_variable): Force initialized to
1866 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1867 (set_variable_part): Likewise.
1868 (struct variable_union_info): Remove pos_src field.
1869 (vui_vec, vui_allocated): New variables.
1870 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1871 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1872 == 1 use a simpler sorting algorithm. Compute pos field right
1873 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1874 Avoid quadratic comparison if !flag_var_tracking_uninit.
1875 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1876 unshare_variable unconditionally.
1877 (dataflow_set_different_2): Removed.
1878 (dataflow_set_different): Don't traverse second hash table.
1879 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1880 unconditionally to var_reg_set or var_mem_set.
1881 (emit_notes_in_bb): Likewise.
1882 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1884 (emit_note_insn_var_location): Don't set initialized to
1885 VAR_INIT_STATUS_INITIALIZED early.
1886 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1888 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1890 * tree-object-size.c (addr_object_size): Instead of checking
1891 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1892 are no FIELD_DECLs following it.
1894 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1896 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1897 order to match bswaps with signed source operands.
1899 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1901 * sdbout.c (sdbout_one_type): Fix braces in switch.
1903 2009-06-23 Richard Guenther <rguenther@suse.de>
1905 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1907 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1908 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1909 var_callused, callused_tree, var_storedanything, storedanything_tree,
1910 var_integer, integer_tree): Remove global variables.
1911 (new_var_info): Do not pass new id, append the new var to the
1912 global variable vector.
1913 (do_ds_constraint): Use is_global_var member of the variable-info.
1914 (new_scalar_tmp_constraint_exp): Adjust.
1915 (create_function_info_for): Likewise.
1916 (create_variable_info_for): Likewise.
1917 (find_what_var_points_to): Remove dead code.
1918 (init_base_vars): Simplify.
1919 (compute_points_to_sets): Adjust.
1921 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1923 * combine.c (try_combine): Dump information about the insns we're
1926 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1928 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1929 check when calling force_to_mode on TRUNCATE's operand.
1931 2009-06-22 Ian Lance Taylor <iant@google.com>
1933 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1935 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1937 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1939 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1941 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1942 override library linkage flags such as -static-libgcc or
1945 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1947 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1949 2009-06-22 Ian Lance Taylor <iant@google.com>
1951 * config/linux.opt: Put mglibc ahead of muclibc.
1953 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1954 for duplicate decls.
1956 2009-06-22 Matthias Klose <doko@ubuntu.com>
1958 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1960 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1963 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1964 instead of NULL if a parser error occurs.
1966 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1968 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1969 non-DWARF2_DEBUGGING_INFO version.
1971 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1973 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1974 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1976 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1977 (LIBGCC2_TF_CEXT): Define.
1980 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1983 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1985 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1987 * config/arm/arm.c (arm_override_options): Disable
1988 -mcaller-super-interworking and -mcallee-super-interworking.
1989 * doc/invoke.texi (ARM Options): Document this.
1991 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1993 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1994 * config/arm/constraints.md (j): New constraint for movw operands.
1995 (N): Remove thumb2 meaning.
1996 * config/arm/arm.md (*arm_movw): Delete.
1997 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1998 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1999 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2001 2009-06-22 Martin Jambor <mjambor@suse.cz>
2003 PR tree-optimization/40492
2004 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2005 build_ref_for_offset.
2007 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2009 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2010 JUMP_TABLE_DATA_P predicates where applicable.
2011 * auto-inc-dec.c: Ditto.
2012 * builtins.c: Ditto.
2013 * caller-save.c: Ditto.
2015 * cfgcleanup.c: Ditto.
2016 * cfglayout.c: Ditto.
2019 * combine-stack-adj.c: Ditto.
2025 * dwarf2asm.c: Ditto.
2026 * dwarf2out.c: Ditto.
2027 * emit-rtl.c: Ditto.
2033 * function.c: Ditto.
2036 * genpreds.c: Ditto.
2037 * genrecog.c: Ditto.
2039 * ira-costs.c: Ditto.
2040 * ira-lives.c: Ditto.
2043 * lower-subreg.c: Ditto.
2044 * modulo-sched.c: Ditto.
2046 * postreload.c: Ditto.
2047 * print-rtl.c: Ditto.
2056 * sched-vis.c: Ditto.
2058 * sel-sched-ir.c: Ditto.
2059 * simplify-rtx.c: Ditto.
2060 * targhooks.c: Ditto.
2061 * var-tracking.c: Ditto.
2062 * vmsdbgout.c: Ditto.
2064 2009-06-22 Matthias Klose <doko@ubuntu.com>
2066 * Makefile.in (install-plugin): Always use DESTDIR.
2068 2009-06-22 Olivier Hainque <hainque@adacore.com>
2070 * config/pa/pa.c (output_call): Don't optimize post call jumps
2071 into return address adjustments if the call may throw.
2073 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2075 * arm.c (thumb1_output_casesi): New function.
2076 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2077 optimizing for size or PIC.
2078 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2079 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2080 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2081 (thumb1_casesi_internal_pic): New expand rule.
2082 (thumb1_casesi_dispatch): New pattern.
2083 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2085 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2086 in the text seciton when PIC or optimizing for size.
2087 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2088 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2089 preservation properties of code.
2090 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2091 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2092 (__gnu_thumb1_case_si): New function.
2093 * t-arm (LIB1ASMSRC): Define here.
2094 (LIB1ASMFUNCS): Add some common functions.
2095 * t-arm-elf (LIB1ASMSRC): Delete.
2096 (LIB1ASMFUNCS): Append to existing set.
2097 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2098 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2099 * t-symbian (LIB1ASMFUNCS): Likewise.
2100 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2101 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2103 2009-06-21 Richard Guenther <rguenther@suse.de>
2105 PR tree-optimization/38729
2106 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2107 to loops with a single exit if -fno-expensive-optimizations.
2109 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2111 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2112 (dataflow_set): Change vars type from htab_t to shared_hash.
2113 (shared_hash_pool, empty_shared_hash): New variables.
2114 (vars_clear): Removed.
2115 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2116 shared_hash_find_slot_unshare, shared_hash_find_slot,
2117 shared_hash_find_slot_noinsert, shared_hash_find): New
2119 (shared_hash_unshare, shared_hash_destroy): New functions.
2120 (unshare_variable): Unshare set->vars if shared, use
2122 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2123 (get_init_value, find_src_set_src, dump_dataflow_set,
2124 clobber_variable_part, emit_notes_for_differences): Use
2126 (dataflow_set_init): Remove second argument, set vars to
2127 empty_shared_hash instead of creating a new htab.
2128 (dataflow_set_clear): Call shared_hash_destroy and set vars
2129 to empty_shared_hash instead of calling vars_clear.
2130 (dataflow_set_copy): Don't call vars_copy, instead just share
2131 the src htab with dst.
2132 (variable_union): Use shared_hash_*, use initially NO_INSERT
2133 lookup if set->vars is shared. Don't keep slot cleared before
2134 calling unshare_variable. Unshare set->vars if needed.
2135 Even ->refcount == 1 vars must be unshared if set->vars is shared
2136 and var needs to be modified.
2137 (variable_canonicalize): New function.
2138 (dataflow_set_union): If dst->vars is empty, just share src->vars
2139 with dst->vars and traverse with variable_canonicalize to canonicalize
2140 and unshare what is needed.
2141 (dataflow_set_different): If old_set and new_set use the same shared
2142 htab, they aren't different. If number of htab elements is different,
2143 htabs are different. Use shared_hash_*.
2144 (dataflow_set_destroy): Call shared_hash_destroy instead of
2146 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2147 second argument to dataflow_set_init.
2148 (vt_initialize): Likewise. Initialize shared_hash_pool and
2149 empty_shared_hash, move bb in/out initialization afterwards.
2150 Use variable_htab_free instead of NULL as changed_variables del hook.
2151 (variable_was_changed): Change type of second argument to pointer to
2152 dataflow_set. When inserting var into changed_variables, bump
2153 refcount. Unshare set->vars if set is shared htab and slot needs to
2155 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2156 lookup if set->vars is shared. Unshare set->vars if needed.
2157 Even ->refcount == 1 vars must be unshared if set->vars is shared
2158 and var needs to be modified. Adjust variable_was_changed caller.
2159 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2160 vars must be unshared if set->vars is shared and var needs to be
2161 modified. Adjust variable_was_changed caller.
2162 (emit_note_insn_var_location): Don't pool_free var.
2163 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2165 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2166 free_alloc_pool on shared_hash_pool.
2168 2009-06-20 Anthony Green <green@moxielogic.com>
2170 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2171 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2173 2009-06-20 Richard Guenther <rguenther@suse.de>
2175 * tree-ssa-structalias.c (find_func_aliases): For memset use
2176 a constraint from NULL if we memset to zero.
2177 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2178 we explicitly handle that do not read from memory.
2179 (call_may_clobber_ref_p_1): Properly handle builtins that may
2182 2009-06-20 Richard Guenther <rguenther@suse.de>
2184 PR tree-optimization/40495
2185 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2186 (new_scalar_tmp_constraint_exp): New function.
2187 (process_constraint): Do not create temporary decls.
2188 (process_all_all_constraints): Likewise.
2189 (handle_const_call): Likewise.
2190 (create_function_info_for): Do not set decl.
2192 2009-06-19 Ian Lance Taylor <iant@google.com>
2194 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2195 (rs6000_attribute_table): Make static; move before use.
2197 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2199 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2200 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2201 Propagate the TREE_READONLY flag without overwriting it.
2202 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2203 Propagate the TREE_READONLY flag onto the result.
2204 (process_call_operands): Move around. Use correct constant value.
2206 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2209 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2210 * config/arm/arm.md: Likewise.
2212 2009-06-19 Ian Lance Taylor <iant@google.com>
2214 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2215 to GIMPLE_ERROR_MARK.
2217 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2218 op2_original_type parameters. Warn about using different enum types.
2219 * c-parser.c (c_parser_conditional_expression): Pass original
2220 types to build_conditional_expr.
2221 * c-tree.h (build_conditional_expr): Update declaration.
2223 2009-06-19 Ian Lance Taylor <iant@google.com>
2225 * config/i386/i386.c (ix86_function_specific_save): Test that
2226 fields match values, rather than testing the values are in a
2229 2009-06-19 Richard Guenther <rguenther@suse.de>
2231 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2233 (ptr_derefs_may_alias_p): Likewise.
2234 (ptr_deref_may_alias_ref_p_1): New function.
2235 (ptr_deref_may_alias_ref_p): Likewise.
2236 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2237 covered by looking at the ESCAPED solution.
2238 (call_may_clobber_ref_p_1): Likewise.
2239 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2240 Handle NULL_TREE offset. Do not produce redundant constraints.
2241 (process_all_all_constraints): New helper function.
2242 (do_structure_copy): Use it.
2243 (handle_lhs_call): Likewise.
2244 (find_func_aliases): Handle some builtins with pointer arguments
2245 and/or return values explicitly.
2247 2009-06-19 Ian Lance Taylor <iant@google.com>
2249 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2251 2009-06-19 Ian Lance Taylor <iant@google.com>
2253 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2255 2009-06-19 Ian Lance Taylor <iant@google.com>
2257 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2258 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2261 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2262 uninitialized const.
2264 2009-06-19 Ian Lance Taylor <iant@google.com>
2266 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2269 * c-decl.c (in_struct, struct_types): Remove.
2270 (struct c_binding): Add in_struct field.
2271 (c_binding_ptr): Define type, along with VEC.
2272 (struct c_struct_parse_info): Define.
2273 (struct_parse_info): New static variable.
2274 (bind): Initialize in_struct field.
2275 (start_struct): Remove enclosing_in_struct and
2276 enclosing_struct_types parameters. Add
2277 enclosing_struct_parse_info parameter. Change all callers. Set
2278 struct_parse_info rather than in_struct and struct_types.
2279 (grokfield): If -Wc++-compat and there is a symbol binding for the
2280 field name, set the in_struct flag and push it on the
2281 struct_parse_info->fields vector.
2282 (warn_cxx_compat_finish_struct): New static function.
2283 (finish_struct): Remove enclosing_in_struct and
2284 enclosing_struct_types parameters. Add
2285 enclosing_struct_parse_info parameter. Change all callers. Don't
2286 set C_TYPE_DEFINED_IN_STRUCT here. Call
2287 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2288 parameter. Only push on struct_types if warn_cxx_compat.
2289 (finish_enum): Only push on struct_types if warn_cxx_compat.
2290 (declspecs_add_type): Add loc parameter. Change all callers.
2291 Change all error calls to error_at. Pass loc, not input_location,
2292 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2293 defined in a struct. If -Wc++-compat and parsing a struct, record
2294 that a typedef name was used.
2295 * c-parser.c (c_parser_declspecs): Get location to pass to
2297 (c_parser_struct_or_union_specifier): Update calls to start_struct
2299 * c-tree.h (struct c_struct_parse_info): Declare.
2300 (finish_struct, start_struct): Update declarations.
2301 (declspecs_add_type): Update declaration.
2303 2009-06-19 Ian Lance Taylor <iant@google.com>
2305 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2306 variable with an anonymous type.
2308 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2310 * see.c: Remove for real.
2312 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2314 * optabs.h (enum optab_index): Add new OTI_significand.
2315 (significand_optab): Define corresponding macro.
2316 * optabs.c (init_optabs): Initialize significand_optab.
2317 * genopinit.c (optabs): Implement significand_optab using
2318 significand?f2 patterns.
2319 * builtins.c (expand_builtin_mathfn): Handle
2320 BUILT_IN_SIGNIFICAND{,F,L}.
2321 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2322 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2324 * config/i386/i386.md (significandxf2, significand<mode>2): New
2325 expanders to implement significandf, significand and significandl
2326 built-ins as inline x87 intrinsics.
2328 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2330 * config/avr/avr.c (avr_override_options): Remove setting value of
2331 PARAM_INLINE_CALL_COST.
2333 2009-06-18 Richard Henderson <rth@redhat.com>
2336 * tree-pass.h (TDF_ASMNAME): New.
2337 * tree-dump.c (dump_options): Add asmname.
2338 * doc/invoke.texi: Document it.
2340 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2341 (dump_decl_name): ...here.
2342 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2343 (dump_generic_node): Update dump_function_name calls.
2344 (print_call_name): New flags arg; update all dump calls.
2345 * diagnostic.h (print_call_name): Update.
2346 * gimple-pretty-print.c (dump_gimple_call): Update.
2348 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2353 2009-06-18 Diego Novillo <dnovillo@google.com>
2355 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2356 * plugin.c (str_license): Declare.
2357 (try_init_one_plugin): Assert that the symbol
2358 'plugin_is_GPL_compatible' exists.
2360 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2363 * Makefile.in (OBJS-common): Remove see.o.
2365 * common.opt (fsee): Mark as preserved for backward compatibility.
2366 * opts.c (common_handle_option): Add OPT_fsee to the backward
2367 compatibility section.
2368 * passes.c (init_optimization_passes, pass_see): Remove pass.
2369 * timevar.def (TV_SEE): Remove.
2370 * tree-pass.h (pass_see): Remove declaration.
2371 * doc/invoke.texi (-fsee): Remove documentation.
2373 2009-06-18 Martin Jambor <mjambor@suse.cz>
2375 * tree-sra.c: Include statistics.h
2376 (sra_stats): New variable.
2377 (sra_initialize): Clear sra_stats.
2378 (create_access_replacement): Increment sra_stats.replacements.
2379 (get_access_replacement): Do not return twice.
2380 (analyze_all_variable_accesses): Increment statistics counter by the
2381 number of scalarized aggregates.
2382 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2383 (sra_modify_expr): Increment sra_stats.exprs.
2384 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2385 (sra_modify_assign): Increment sra_stats.exprs,
2386 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2387 (perform_intra_sra): Update statistics counters.
2388 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2390 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2392 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2393 (arm_scalar_mode_supported_p): New function.
2395 2009-06-18 Paul Brook <paul@codesourcery.com>
2396 Sandra Loosemore <sandra@codesourcery.com>
2398 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2399 (__extendhfsf2, __truncsfhf2): Define.
2400 * config/arm/fp16.c: New file.
2401 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2402 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2404 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2406 * doc/extend.texi (Half-Precision): New section.
2407 * doc/invoke.texi (Option Summary): List -mfp16-format.
2408 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2409 * config/arm/arm.opt (mfp16-format=): New.
2410 * config/arm/arm.c: Include intl.h.
2411 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2412 (TARGET_INVALID_RETURN_TYPE): Redefine.
2413 (TARGET_PROMOTED_TYPE): Redefine.
2414 (TARGET_CONVERT_TO_TYPE): Redefine.
2415 (arm_fp16_format): Define.
2416 (all_fpus): Add entry for neon-fp16.
2417 (fp_model_for_fpu): Likewise.
2418 (struct fp16_format): Declare.
2419 (all_fp16_formats): Define.
2420 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2422 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2424 (arm_legitimate_index_p): Treat HFmode like HImode.
2425 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2426 (coproc_secondary_reload_class): Special-case HFmode.
2427 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2428 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2429 (arm_init_fp16_builtins): New.
2430 (arm_init_builtins): Call it.
2431 (arm_invalid_parameter_type): New.
2432 (arm_invalid_return_type): New.
2433 (arm_promoted_type): New.
2434 (arm_convert_to_type).
2435 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2437 (arm_emit_fp16_const): New function.
2438 (arm_mangle_type): Mangle __fp16 as "Dh".
2439 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2441 (TARGET_NEON_FP16): New.
2442 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2443 (enum fputype): Add FPUTYPE_NEON_FP16.
2444 (enum arm_fp16_format_type): Declare.
2445 (arm_fp16_format): Declare.
2446 (LARGEST_EXPONENT_IS_NORMAL): Define.
2447 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2448 * config/arm/arm-modes.def (HFmode): Define.
2449 * config/arm/vfp.md: (*movhf_vfp): New.
2452 * config/arm/arm.md: (fpu): Add neon_fp16.
2453 (floatsihf2, floatdihf2): New.
2454 (fix_trunchfsi2, fix_trunchfdi2): New.
2458 (*arm32_movhf): New.
2459 (*thumb1_movhf): New.
2460 (consttable_2): Add check for HFmode constants.
2461 (consttable_4): Handle HFmode constants.
2463 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2465 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2467 2009-06-17 Olivier Hainque <hainque@adacore.com>
2469 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2470 const char ** conversion in AIX specific section.
2472 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2474 * config/i386/i386.c (ix86_special_builtin_type): Remove
2475 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2476 (bdesc_special_args): Updated.
2477 (ix86_init_mmx_sse_builtins): Likewise.
2478 (ix86_expand_special_args_builtin): Likewise.
2480 2009-06-17 Richard Henderson <rth@redhat.com>
2482 * tree-pretty-print.c (maybe_dump_asm_name): New.
2483 (dump_decl_name): Use it.
2484 (PRINT_FUNCTION_NAME): Merge into...
2485 (dump_function_name): ... here. Use maybe_dump_asm_name.
2487 2009-06-17 Cary Coutant <ccoutant@google.com>
2489 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2491 * debug.c (struct gcc_debug_hooks): Change placeholder for
2493 (debug_nothing_int_charstar_int): Replaced by...
2494 (debug_nothing_int_charstar_int_bool): ...this.
2495 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2496 source_line prototype.
2497 (debug_nothing_int_charstar_int): Replaced by...
2498 (debug_nothing_int_charstar_int_bool): ...this.
2499 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2500 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2501 Output is_stmt operand when necessary.
2502 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2503 (notice_source_line): Add is_stmt parameter.
2504 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2505 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2507 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2508 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2510 2009-06-17 Ian Lance Taylor <iant@google.com>
2512 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2514 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2517 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2519 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2520 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2521 tree_strip_sign_nop_conversions and
2522 tree_ssa_strip_useless_type_conversions rather than stripping
2523 the operations here.
2524 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2526 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2527 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2528 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2529 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2532 2009-06-17 Michael Eager <eager@eagercon.com>
2534 * config/rs6000/constraints.md (register_constraint "d"): New.
2535 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2536 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2537 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2538 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2539 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2540 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2541 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2542 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2543 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2544 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2546 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2547 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2548 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2549 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2550 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2551 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2552 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2553 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2554 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2555 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2556 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2557 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2558 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2559 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2561 2009-06-16 Ian Lance Taylor <iant@google.com>
2563 * profile.c (total_num_never_executed): Don't define.
2564 (compute_branch_probabilities): Don't count or print
2566 (init_branch_prob): Don't set total_num_never_executed.
2567 (end_branch_prob): Don't print total_num_never_executed.
2569 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2571 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2573 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2575 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2576 (nabstd2_fpr): Same.
2578 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2580 * expr.c (expand_assignment): Change complex type check.
2582 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2584 * doc/plugins.texi (Building GCC plugins): Added new section.
2586 2009-06-17 Ian Lance Taylor <iant@google.com>
2588 * c-pch.c (get_ident): Don't set size of templ array.
2589 (pch_init): Don't set size of partial_pch array.
2591 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2592 string constant to intialize an array whose size is the length of
2595 2009-06-17 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/40389
2598 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2599 to addressable types.
2600 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2602 2009-06-17 Richard Guenther <rguenther@suse.de>
2605 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2606 if there is no evolution of left in the loop bail out.
2607 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2608 chrec_fold_multiply.
2610 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2611 Janis Johnson <janis187@us.ibm.com>
2614 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2615 for the symbol ref of a constant that is the source of a move
2616 - nor for any other not-obvious-label-ref constants.
2618 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2620 * plugin.c (position_pass): Skip newly inserted pass during list
2621 traversal to avoid repeated insertion.
2623 2009-06-16 Ian Lance Taylor <iant@google.com>
2625 * vec.h (VEC_stack_alloc): Define different version if
2626 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2627 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2628 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2629 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2631 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2633 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2635 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2636 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2637 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2638 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2639 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2640 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2641 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2642 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2643 __builtin_ia32_rdtscp.
2644 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2645 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2646 and __builtin_ia32_rorhi.
2647 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2648 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2649 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2650 (ix86_expand_args_builtin): Likewise.
2651 (ix86_expand_special_args_builtin): Likewise.
2653 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2654 (UNSPECV_RDTSC): Likewise.
2655 (UNSPECV_RDPMC): Likewise.
2656 (*bsr): Renamed to ...
2658 (*bsr_rex64): Renamed to ...
2662 (*rdpmc_rex64): Likewise.
2665 (*rdtsc_rex64): Likewise.
2667 (*rdtscp): Likewise.
2668 (*rdtscp_rex64): Likewise.
2670 * config/i386/ia32intrin.h: New.
2672 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2674 2009-06-16 Ian Lance Taylor <iant@google.com>
2676 * ira-build.c (copy_info_to_removed_store_destinations):
2677 Initialize parent_a.
2679 2009-06-16 Ian Lance Taylor <iant@google.com>
2681 * c-decl.c (grokdeclarator): Change size_varies to bool.
2683 2009-06-16 Ian Lance Taylor <iant@google.com>
2685 * sel-sched.c: Make forward declarations of move_op_hooks and
2686 fur_hooks explicitly extern.
2688 2009-06-16 Ian Lance Taylor <iant@google.com>
2690 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2691 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2693 2009-06-16 Ian Lance Taylor <iant@google.com>
2695 * resource.c (mark_referenced_resources): Change
2696 include_delayed_effects parameter to bool. Change all callers.
2697 (mark_end_of_function_resources): Likewise.
2698 * reorg.c (insn_references_resource_p): Likewise.
2699 (insn_sets_resource_p): Likewise.
2700 * resource.h (mark_referenced_resources): Update declaration.
2701 (mark_end_of_function_resources): Update declaration.
2703 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2705 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2707 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2709 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2710 GCC can bootstrap on AIX with GNU Binutils 2.20.
2712 2009-06-16 Ian Lance Taylor <iant@google.com>
2714 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2716 2009-06-16 Ian Lance Taylor <iant@google.com>
2718 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2719 inline, not extern inline.
2720 (exact_log2): Likewise.
2721 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2723 (exact_log2): Likewise, but don't test CTZ_HWI.
2725 2009-06-16 Ian Lance Taylor <iant@google.com>
2727 * bitmap.c (bitmap_clear): Don't declare as inline.
2728 * gimple.c (gimplify_assign): Likewise.
2729 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2730 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2731 (sched_scan_info): Remove duplicate definition.
2733 2009-06-16 Ian Lance Taylor <iant@google.com>
2735 * c-common.c (skip_evaluation): Don't define.
2736 (c_inhibit_evaluation_warnings): Define global variable.
2737 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2738 than skip_evaluation.
2739 (convert_and_check, warn_for_div_by_zero): Likewise.
2740 * c-common.h (skip_evaluation): Don't declare.
2741 (c_inhibit_evaluation_warnings): Declare.
2742 * c-parser.c (c_parser_typeof_specifier): Set
2743 c_inhibit_evaluation_warnings rather than skip_evaluation.
2744 (c_parser_conditional_expression): Likewise.
2745 (c_parser_binary_expression): Likewise.
2746 (c_parser_sizeof_expression): Likewise.
2747 (c_parser_alignof_expression): Likewise.
2748 * c-typeck.c (build_indirect_ref): Check
2749 c_inhibit_evaluation_warnings rather than skip_evaluation.
2750 (build_conditional_expr, build_binary_op): Likewise.
2752 2009-06-16 Richard Guenther <rguenther@suse.de>
2754 * tree-ssa-alias.c (is_escape_site): Remove.
2755 * tree-ssa-alias.h (enum escape_type): Remove.
2756 (is_escape_site): Likewise.
2757 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2758 via casts and asms without deferring to is_escape_site.
2760 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2763 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2764 use gen_lowpart if op0 has complex mode.
2766 2009-06-16 Richard Guenther <rguenther@suse.de>
2768 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2769 variables add them to ESCAPED.
2770 (find_func_aliases): Do not make all indirectly stored values escaped.
2772 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2774 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2777 2009-06-16 Martin Jambor <mjambor@suse.cz>
2779 PR tree-optimization/40432
2780 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2781 check whether we need to force gimple register operand.
2783 2009-06-16 Martin Jambor <mjambor@suse.cz>
2785 PR tree-optimization/40413
2786 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2787 build_ref_for_offset.
2788 (propagate_subacesses_accross_link): Fix a typo in a comment.
2790 2009-06-16 Ira Rosen <irar@il.ibm.com>
2792 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2793 with additional parameter.
2794 * tree-vectorizer.h (enum vect_def_type): Add new value
2796 (enum vect_relevant): Add comments.
2797 (vect_is_simple_reduction): Add new argument.
2798 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2799 Detect nested cycles.
2800 (vect_is_simple_reduction): Update documentation, add an argument to
2801 distinguish inner-loop reduction from nested cycle, detect nested
2802 cycles, fix printings and indentation, don't swap operands in case
2804 (get_initial_def_for_reduction): Handle subtraction.
2805 (vect_create_epilog_for_reduction): Add new argument to specify
2807 (vect_finalize_reduction): Handle subtraction, fix comments.
2808 (vectorizable_reduction): Handle nested cycles. In case of nested
2809 cycle keep track of the reduction variable position. Call
2810 vect_is_simple_reduction with additional parameter. Use original
2811 statement code in reduction epilogue for nested cycle. Call
2812 vect_create_epilog_for_reduction with additional parameter.
2813 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2814 inner-loop vectorization.
2815 (vect_recog_widen_sum_pattern): Likewise.
2816 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2818 (vect_mark_stmts_to_be_vectorized): Likewise.
2819 (vect_get_vec_def_for_operand): Handle nested cycles.
2821 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2823 * doc/invoke.texi (Debugging Options): Fix option index entries
2824 for -fdump-statistics, -frandom-seed add entries for
2825 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2826 (FRV Options): Fix entries for -mTLS, -mtls.
2827 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2828 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2829 (M68hc1x Options): Fix @itemx for -mnominmax.
2830 (MCore Options): Fix entry for -mno-lsim.
2831 (MMIX Options): Fix entry for -mabi=mmixware.
2832 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2834 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2836 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2837 Mention the plugin mode of gengtype.
2838 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2839 * gengtype.c: Updated copyright.
2840 (plugin_files, nb_plugin_files) Added new static variables.
2841 (measure_input_list) Care about plugin_files.
2842 (write_rtx_next): Added early return in plugin mode.
2843 (create_file): Updated copyright year in generated file. Added
2845 (oprintf): Added early return if NULL outf.
2846 (get_output_file_with_visibility): Care of plugin_files.
2847 (get_output_file_name): May return null.
2848 (write_local): Added early return.
2849 (put_mangled_filename): Ditto.
2850 (finish_root_table): Added check for base_files.
2851 (write_roots): Care about null when plugins.
2852 (main): Added plugin mode.
2854 2009-06-15 Ian Lance Taylor <iant@google.com>
2856 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2857 * gcov.c (read_count_file): Add braces around variables declared
2860 * c.opt (Wjump-misses-init): New warning.
2861 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2862 -Wall and -Wc++-compat if not already set.
2863 (c_common_post_options): Clear warn_jump_misses_init if it was not
2865 * c-decl.c (struct c_binding): Change type field to a union with
2866 new label field. Make it the first field in the struct. Update
2867 references to type to use u.type instead.
2868 (struct c_spot_bindings): Define.
2869 (struct c_goto_bindings): Define.
2870 (c_goto_bindings_p): Define, along with VECs.
2871 (struct c_label_vars): Define.
2872 (struct c_scope): Add has_label_bindings field.
2873 (bind_label, set_spot_bindings): New static functions.
2874 (decl_jump_unsafe, update_spot_bindings): New static functions.
2875 (update_label_decls): New static function.
2876 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2877 Update binding u.label field to shadowed field.
2878 (c_binding_start_stmt_expr): New function.
2879 (c_binding_end_stmt_expr): New function.
2880 (pushdecl): Don't call c_begin_vm_scope.
2881 (make_label): Add defining and p_label_vars parameters. Change
2883 (lookup_label): Correct test for whether a label has not yet been
2884 defined. Call bind_label rather than bind.
2885 (warn_about_goto): New static function.
2886 (lookup_label_for_goto): New function.
2887 (declare_label): Call bind_label rather than bind.
2888 (check_earlier_gotos): New static function.
2889 (define_label): Don't give errors about jumping into statement
2890 expressions or scopes of variably modified types. Call
2891 set_spot_bindings and check_earlier_gotos. Call bind_label
2892 instead of bind. Don't set label_context_stack_se or
2893 label_context_stack_vm.
2894 (c_get_switch_bindings): New function.
2895 (c_release_switch_bindings): New function.
2896 (c_check_switch_jump_warnings): New function.
2897 (start_function): Don't set label_context_stack_se or
2898 label_context_stack_vm.
2899 (finish_function): Likewise.
2900 * c-typeck.c (label_context_stack_se): Don't define.
2901 (label_context_stack_vm): Don't define.
2902 (c_finish_goto_label): Call lookup_label_for_goto rather than
2903 lookup_label. Don't give errors about jumping into a statement
2904 expression or the scope of a variably modified type. Don't set
2905 label_context_stack_se or label_context_stack_vm.
2906 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2907 fields. Add bindings field.
2908 (c_start_case): Don't set deleted fields. Set bindings field.
2909 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2910 or blocked_vm. Call c_check_switch_jump_warnings.
2911 (c_finish_case): Don't test blocked_stmt_expr field. Call
2912 c_release_switch_bindings.
2913 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2914 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2915 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2916 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2917 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2918 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2919 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2920 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2921 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2922 (C_DECL_UNJUMPABLE_VM): Don't define.
2923 (C_DECL_UNDEFINABLE_VM): Don't define.
2924 (struct c_label_list): Don't define.
2925 (struct c_label_context_se): Don't define.
2926 (struct c_label_context_vm): Don't define.
2927 (struct c_spot_bindings): Declare.
2928 (c_bindings_start_stmt_expr): Declare.
2929 (c_bindings_end_stmt_expr): Declare.
2930 (lookup_label_for_goto): Declare.
2931 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2932 (c_check_switch_jump_warnings): Declare.
2933 (label_context_stack_se, label_context_stack_vm): Don't declare.
2934 (c_finish_goto_label): Update declaration.
2935 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2936 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2937 (Warning Options): Document -Wjump-misses-init.
2939 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2941 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2944 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2946 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2948 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2950 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2952 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2954 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2956 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2958 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2959 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2960 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2961 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2962 * dwarf2asm.c (dw2_force_const_mem): Update call to
2964 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2965 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2966 * langhooks.c (lhd_comdat_group): Remove.
2967 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2968 * tree.h (DECL_COMDAT_GROUP): New.
2969 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2970 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2971 (make_decl_one_only): Change signature.
2972 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2974 (make_decl_one_only): Change signature.
2975 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2977 2009-06-15 Richard Guenther <rguenther@suse.de>
2980 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2982 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2984 * tree-ssa-math-opts.c: Remove extra divide.
2986 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2988 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2990 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2992 * passes.c: Add bswap pass.
2993 * tree-pass.h: Add pass_optimize_bswap declaration.
2994 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2995 Include rtl.h, expr.h and optabs.h for optab_handler check.
2996 (struct symbolic_number, pass_optimize_bswap): New definition.
2997 (do_shift_rotate, verify_symbolic_number_p): New functions.
2998 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2999 (gate_optimize_bswap): New function.
3000 * tree.c (widest_int_cst_value): New function.
3001 * tree.h (widest_int_cst_value): Prototype added.
3003 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3005 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3006 REG_EQUAL/REG_EQUIV notes.
3008 2009-06-14 Richard Guenther <rguenther@suse.de>
3011 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3012 has its address taken if NRV was applied and it is addressable.
3013 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3014 function split out from ...
3015 (get_constraint_for_1): ... here.
3016 (handle_rhs_call): Use it to mark the return slot escaped if
3017 it is addressable and NRV was applied.
3019 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3021 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3022 Change first argument type to location_t.
3023 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3024 Do not set input_location.
3025 Use loc instead of input_location throughout.
3027 2009-06-13 Richard Guenther <rguenther@suse.de>
3029 PR tree-optimization/40421
3030 * tree-predcom.c (should_unroll_loop_p): Remove.
3031 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3033 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3035 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3036 Add location argument.
3038 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3040 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3042 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3043 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3044 * config/spu/spu-protos.h: Add location to
3045 spu_resolve_overloaded_builtin.
3046 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3047 spu_build_builtin_va_list.
3048 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3049 argument. Pass location to build_function_call_vec.
3050 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3052 (emit_fpu_switch): Same.
3053 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3054 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3055 to build_decl and create_artificial_label.
3056 (xtensa_gimplify_va_arg_expr): Same.
3057 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3058 (xstormy16_gimplify_va_arg_expr): Same.
3059 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3060 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3061 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3062 (mips16_build_function_stub): Same.
3063 (mips16_build_call_stub): Same.
3065 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3068 * arm/constraints.md (Pa, Pb): New constraints.
3069 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3070 split pattern to deal with them.
3072 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3074 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3075 fix index entry for -Xpreprocessor.
3077 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3079 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3080 Add location argument to build_decl call.
3081 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3082 (rs6000_init_builtins): Same.
3083 (spe_init_builtins): Same.
3084 (rs6000_gimplify_va_arg): Add location argument to
3085 create_artificial_label call.
3087 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3089 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3090 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3091 * Makefile.in: Fix GGC dependency for gcse.o.
3093 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3095 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3096 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3097 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3099 * c-parser.c (c_parser_binary_expression): Use current column while
3100 building binary operations.
3101 * common.opt (fshow-column): Enable by default.
3102 * tree-vrp.c (check_array_ref): Use warning_at.
3103 (check_array_bounds): Use location from call back if expr has no
3105 * tree.h: Add location argument to maybe_fold_*.
3106 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3107 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3108 (maybe_fold_offset_to_component_ref): Same.
3109 (maybe_fold_offset_to_reference): Same.
3110 (maybe_fold_offset_to_address): Same.
3111 (maybe_fold_stmt_indirect): Same.
3112 (maybe_fold_stmt_addition): Same.
3113 (fold_stmt_r): Pass location to maybe_fold_*.
3114 (fold_gimple_assign): Same.
3115 * c-tree.h: Add location argument to finish_decl,
3116 default_function_array_conversion, store_init_value.
3117 * c-decl.c (define_label): Use error_at.
3118 (c_make_fname_decl): Pass location to finish_decl.
3119 (finish_decl): New location argument.
3120 (build_compound_literal): Pass location to store_init_value.
3121 (grokdeclarator): Pass location to finish_decl.
3123 * c-typeck.c (array_to_pointer_conversion): New location argument.
3124 (function_to_pointer_conversion): Same.
3125 (default_function_array_conversion): Same.
3126 (parser_build_unary_op): Pass location to overflow_warning.
3127 (parser_build_binary_op): Same. Use warning_at.
3128 (build_unary_op): Pass location to array_to_pointer_conversion.
3129 (build_c_cast): Pass location to digest_init.
3130 (build_modify_expr): New location argument.
3131 (convert_for_assignment): Same.
3132 (store_init_value): Same.
3133 (digest_init): Same.
3134 (output_init_element): Pass location to digest_init and
3135 array_to_pointer_conversion.
3136 (c_finish_return): Pass location to convert_for_assignment.
3137 * gimplify.c (gimplify_conversion): Pass location to
3138 maybe_fold_offset_to_address.
3139 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3140 to maybe_fold_stmt_addition.
3141 * c-omp.c (c_finish_omp_atomic): Pass new location to
3143 (c_finish_omp_for): Same.
3144 * c-common.c (overflow_warning): New argument.
3145 * c-common.h: New argument to build_modify_expr, overflow_warning.
3146 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3148 (c_parser_initializer): Pass location to
3149 default_function_array_conversion.
3150 (c_parser_initelt): Same.
3151 (c_parser_initval): Same.
3152 (c_parser_asm_operands): Same.
3153 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3154 (c_parser_conditional_expression): Same.
3155 (c_parser_binary_expression): Add location info to stack. Use it.
3156 (c_parser_unary_expression): Pass location to
3157 default_function_array_conversion, parser_build_unary_op,
3158 build_indirect_ref, c_parser_postfix_expression_after_primary.
3159 (c_parser_postfix_expression_after_primary): New location argument.
3161 (c_parser_expression_conv): Pass location to
3162 default_function_array_conversion.
3163 (c_parser_expr_list): Same.
3164 (c_parser_omp_atomic): Same.
3165 (c_parser_omp_for_loop): Same.
3166 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3167 (build_array_declarator): New argument.
3168 * c-decl.c (build_array_declarator): Add location argument.
3169 (grokdeclarator): Set id_loc for cdk_array.
3170 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3171 build_array_declarator.
3172 * tree.c (build_omp_clause): Add location argument.
3173 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3174 (OMP_CLAUSE_LOCATION): New macro.
3175 (struct tree_omp_clause): Add location field.
3176 (build_omp_clause): Add argument.
3177 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3178 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3180 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3181 (cp_parser_omp_clause_collapse): Same.
3182 (cp_parser_omp_clause_default): Same.
3183 (cp_parser_omp_clause_if): Same.
3184 (cp_parser_omp_clause_nowait): Same.
3185 (cp_parser_omp_clause_num_threads): Same.
3186 (cp_parser_omp_clause_ordered): Same.
3187 (cp_parser_omp_clause_schedule): Same.
3188 (cp_parser_omp_clause_untied): Same.
3189 (cp_parser_omp_for_loop): Same.
3190 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3191 * c-tree.h (c_start_case): Add location argument.
3192 (c_process_expr_stmt): Same.
3193 (c_finish_goto_*): Same.
3194 * tree-parloops.c (initialize_reductions): Pass location to
3196 (create_parallel_loop): Same.
3197 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3198 (gfc_trans_omp_reduction_list): Same.
3199 (gfc_trans_omp_clauses): Same.
3200 (gfc_trans_omp_do): Same.
3201 * c-typeck.c (c_finish_goto_label): Same.
3202 (c_finish_goto_ptr): New location argument.
3203 (c_start_case): Same.
3204 (emit_side_effect_warnings): Same.
3205 (c_process_expr_stmt): Same.
3206 (c_finish_stmt_expr): Same.
3207 (c_finish_omp_clauses): Use error_at instead of error.
3208 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3210 * c-omp.c (c_split_parallel_clauses): New location argument.
3211 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3212 to build_omp_clause.
3213 (convert_local_reference_stmt): Same.
3214 (convert_gimple_call): Same.
3215 * c-common.h (c_split_parallel_clauses): New argument.
3216 * c-parser.c (c_parser_statement_after_labels): Pass location to
3217 c_finish_goto_label.
3218 (c_parser_switch_statement): Pass location to c_start_case.
3219 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3220 and c_process_expr_stmt.
3221 (c_parser_omp_variable_list): Add location argument.
3222 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3223 (c_parser_omp_clause_default): Same.
3224 (c_parser_omp_clause_if): Same.
3225 (c_parser_omp_clause_num_threads): Same.
3226 (-c_parser_omp_clause_ordered): Same.
3227 (c_parser_omp_clause_reduction): Pass location to
3228 c_parser_omp_variable_list.
3229 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3230 (c_parser_omp_clause_untied): Same.
3231 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3232 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3234 * c-tree.h (check_for_loop_decls, undeclared_variable,
3235 build_component_ref, build_array_ref, build_external_ref,
3236 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3237 build_conditional_expr, build_compound_expr, c_cast_expr,
3238 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3239 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3241 * c-semantics.c (build_stmt): Same.
3242 (build_case_label): Same.
3243 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3244 (undeclared_variable): New argument.
3246 (lookup_label): Pass location on down.
3247 (define_label): Same.
3248 (finish_decl): Same.
3249 (build_compound_literal): Same.
3250 (finish_struct): Same.
3251 (finish_function): Do not set location here.
3252 (check_for_loop_decls): New argument.
3253 * tree.c (save_expr): Set location.
3254 (build_empty_stmt): New argument.
3255 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3256 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3257 * builtins.c (gimplify_va_arg_expr): Use locations.
3258 (expand_builtin_sync_operation): Same.
3259 * c-typeck.c (build_component_ref): New argument.
3260 (build_array_ref): Same.
3261 (build_external_ref): Same.
3262 (c_expr_sizeof_expr): Same.
3263 (c_expr_sizeof_type): Same.
3264 (parser_build_unary_op): Same.
3265 (build_conditional_expr): Same.
3266 (build_compound_expr): Pass location on down.
3267 (build_compound_expr): New argument.
3268 (build_c_cast): Same.
3269 (c_cast_expr): Same.
3270 (build_asm_expr): Same.
3271 (c_finish_return): Same.
3272 (c_process_expr_stmt): Pass location on down.
3273 (c_finish_stmt_expr): New argument.
3274 (push_clenaup): Same.
3275 (c_finish_omp_parallel): Same.
3276 (c_finish_omp_task): Same.
3277 * gimplify.c (gimplify_call_expr): Pass location on down.
3278 * c-omp.c (c_finish_omp_master): New argument.
3279 (c_finish_omp_critical): Same.
3280 (c_finish_omp_ordered): Same.
3281 (c_finish_omp_barrier): Same.
3282 (-c_finish_omp_taskwait): Same.
3283 (c_finish_omp_atomic): Same.
3284 (c_finish_omp_flush): Same.
3285 * tree-inline.c (copy_tree_body_r): Pass location on down.
3286 (inline_forbidden_p): Remove use of input_location.
3287 * c-gimplify.c (c_build_bind_expr): New argument.
3288 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3289 (c_sizeof_or_alignof_type): New argument.
3290 (c_alignof_expr): Same.
3291 (build_va_arg): Same.
3292 (c_add_case_label): Same.
3293 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3294 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3295 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3296 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3297 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3298 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3300 * stub-objc.c (objc_build_selector_expr): Same.
3301 (objc_build_throw_stmt): Same.
3302 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3303 (c_parser_initelt): Same.
3304 (c_parser_compound_statement): Same.
3305 (c_parser_compound_statement_nostart): Same.
3306 (c_parser_label): Same.
3307 (c_parser_statement_after_labels): Same.
3308 (c_parser_if_body): Same.
3309 (c_parser_else_body): Same.
3310 (c_parser_if_statement): Same.
3311 (c_parser_switch_statement): Same.
3312 (c_parser_while_statement): Same.
3313 (c_parser_do_statement): Same.
3314 (c_parser_for_statement): Same.
3315 (c_parser_asm_statement): Same.
3316 (c_parser_conditional_expression): Same.
3317 (c_parser_binary_expression): Same.
3318 (c_parser_cast_expression): Same.
3319 (c_parser_unary_expression): Same.
3320 (c_parser_sizeof_expression): Same.
3321 (c_parser_alignof_expression): Same.
3322 (c_parser_postfix_expression): Same.
3323 (c_parser_expression): Same.
3324 (c_parser_objc_receiver): Same.
3325 (c_parser_omp_variable_list): Same.
3326 (c_parser_omp_structured_block): Same.
3327 (c_parser_omp_atomic): New argument.
3328 (c_parser_omp_barrier): Same.
3329 (c_parser_omp_critical): Same.
3330 (c_parser_omp_flush): Pass location on down.
3331 (c_parser_omp_for_loop): New argument.
3332 (c_parser_omp_for): Same.
3333 (c_parser_omp_master): Same.
3334 (c_parser_omp_ordered): Same.
3335 (c_parser_omp_sections_scope): Same.
3336 (c_parser_omp_sections): Same.
3337 (c_parser_omp_parallel): Same.
3338 (c_parser_omp_single): Same.
3339 (c_parser_omp_task): Same.
3340 (c_parser_omp_taskwait): Pass location on down.
3341 (c_parser_omp_construct): Same.
3342 (c_parser_omp_threadprivate): Same.
3343 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3344 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3345 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3346 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3347 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3348 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3349 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3350 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3351 config/i386/i386.c, stmt.c:
3352 Add location argument to the following function definitions and/or
3353 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3354 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3355 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3356 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3357 do_case, c_finish_bc_stmt, build_compound_literal,
3358 build_function_call.
3359 * c-decl.c (build_compound_literal): Add location argument.
3360 Make all diagnostic calls use location.
3361 (start_struct): Same.
3362 (finish_struct): Same.
3364 (build_enumerator): Same.
3365 (start_function): Same.
3366 (grokdeclarator): Make all diagnostic calls use location.
3367 (store_parm_decls_oldstyle): Same.
3368 * c-typeck.c (build_function_call): Add location argument.
3369 Make all diagnostic calls use location.
3371 (c_finish_bc_stmt): Same.
3372 * tree-nested.c (get_trampoline_type): Add argument.
3373 Pass location to build_decl.
3374 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3375 * rtl.h (RTL_LOCATION): New.
3376 * c-common.c (c_add_case_label): Add location argument.
3377 Make all diagnostic calls use location.
3378 * c-common.h: Add location argument to make_fname_decl, do_case,
3379 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3380 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3381 Set it appropriately for every case. Pass enum_loc to start_enum
3382 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3384 (c_parser_struct_or_union_specifier): Save location. Use it for
3385 start_struct, finish_struct, and parser_xref_tag.
3387 2009-06-12 Ian Lance Taylor <iant@google.com>
3389 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3391 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3392 cpp_opts->warn_cxx_operator_names.
3394 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3397 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3398 is returns NULL and OP is a VCE, look through the VCE.
3400 2009-06-12 Ian Lance Taylor <iant@google.com>
3403 * collect2.c (main): Use CONST_CAST2 in code inside #if
3404 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3406 2009-06-12 Joey Ye <joey.ye@intel.com>
3409 * cfgexpand.c (get_decl_align_unit): Update
3410 max_used_stack_slot_alignment with align instead of
3411 stack_alignment_needed.
3413 * function.c (assign_stack_local_1): Update
3414 max_used_stack_slot_alignment with alignment_in_bits instead
3415 of stack_alignment_needed.
3416 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3419 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3421 * dwarf2out.c (last_var_location_insn): New variable.
3422 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3423 (dwarf2out_var_location): Don't record anything after last real
3424 insn. Only change labels if there were any real instructions
3425 in between last note and this one, or if changed sections.
3427 2009-06-11 Richard Henderson <rth@redhat.com>
3429 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3430 note when storing the frame pointer in a register.
3431 (FRP): Don't redefine to nothing for epilogue.
3432 (alpha_expand_epilogue): Mark register and sp restores.
3433 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3435 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3436 when gen_lowpart is needed.
3438 2009-06-11 Richard Henderson <rth@redhat.com>
3440 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3442 * dwarf2out.c (need_data_align_sf_opcode): New.
3443 (div_data_align): Move earlier.
3444 (def_cfa_1, reg_save): Use it.
3446 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3448 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3449 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3450 (ix86_handle_option): Handle OPT_mcrc32.
3451 (ix86_target_string): Add -mcrc32.
3452 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3454 * config/i386/i386.h (TARGET_CRC32): New.
3456 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3457 (sse4_2_crc32di): Likewise.
3459 * config/i386/i386.opt (mcrc32): New.
3461 * doc/invoke.texi: Document -mcrc32.
3463 2009-06-11 Richard Henderson <rth@redhat.com>
3465 * common.opt (gdwarf-): Accept a version number.
3466 * doc/invoke.texi (gdwarf-): Update docs.
3467 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3468 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3469 version level, and record it.
3471 * dwarf2.h (DW_CIE_VERSION): Remove.
3472 * dwarf2out.c (DWARF_VERSION): Remove.
3473 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3474 (output_call_frame_info): Use CIE version 3 for dwarf3,
3475 or if the return register column is out of range for version 1.
3476 (dwarf_stack_op_name): Add all dwarf3 values.
3477 (DEBUG_PUBTYPES_SECTION): New.
3478 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3479 encoding change for dwarf3.
3480 (output_die) [dw_val_class_die_ref]: Likewise.
3481 (output_compilation_unit_header): Emit correct version for dwarf3.
3482 (output_line_info): Likewise.
3483 (output_pubnames): Update for DWARF_VERSION removal.
3484 (output_aranges): Likewise.
3485 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3486 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3487 (dwarf2out_finish): Likewise.
3489 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3491 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3494 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3497 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3498 * builtins.c (expand_builtin_unreachable): New function.
3499 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3500 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3501 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3503 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3504 searching for missing barriers.
3506 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3508 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3509 when -fprofile-generate* was passed.
3510 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3512 2009-06-11 Anthony Green <green@moxielogic.com>
3514 * config/moxie/moxie.md: Define length attribute for all instructions.
3516 (*b<cond:code>): Support limited branch ranges for new PC-relative
3517 branch instructions.
3518 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3520 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3522 * config/i386/i386.c (min_insn_size): Use get_attr_length
3523 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3526 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3527 instead of emit_insn_before.
3529 2009-06-10 Ian Lance Taylor <iant@google.com>
3532 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3535 2009-06-10 Revital Eres <eres@il.ibm.com>
3537 * passes.c (init_optimization_passes): Reschedule
3538 predictive-commoning pass before complete unroll pass.
3540 2009-06-10 Martin Jambor <mjambor@suse.cz>
3542 * cgraph.c (cgraph_node_can_be_local_p): New function.
3543 (cgraph_make_node_local): New function.
3544 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3545 (cgraph_make_node_local): Declare.
3547 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3549 * tree.h (tree_base): Add packed_flag and user_align fields.
3550 Decrease size of spare field.
3551 (TYPE_USER_ALIGN): Use user_align from tree_base.
3552 (DECL_USER_ALIGN): Likewise.
3553 (TYPE_PACKED): Use packed_flag from tree_base.
3554 (DECL_PACKED): Likewise.
3555 (tree_type): Delete packed_flag and user_align fields. Widen
3556 precision field. Widen mode field and shuffle fields to align
3557 mode on an 8-bit boundary.
3558 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3559 Renumber decl_flag_* fields. Fix comments. Widen
3560 decl_common_unused field.
3561 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3562 (DECL_EXTERNAL): Likewise.
3563 (DECL_BIT_FIELD): Likewise.
3564 (DECL_NONADDRESSABLE_P): Likewise.
3565 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3566 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3568 2009-06-10 Ian Lance Taylor <iant@google.com>
3570 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3571 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3572 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3573 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3574 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3575 DEF_VEC_ALLOC_FUNC_P.
3576 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3577 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3578 DEF_VEC_ALLOC_FUNC_O.
3579 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3580 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3581 DEF_VEC_ALLOC_FUNC_I.
3582 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3583 (vec_stack_p_reserve_exact_1): Declare.
3584 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3585 (vec_stack_free): Declare.
3586 (VEC_stack_alloc): Define.
3587 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3588 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3589 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3590 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3592 (stack_vecs): New static variable.
3593 (vec_stack_p_reserve_exact_1): New function.
3594 (vec_stack_o_reserve_1): New static function.
3595 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3596 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3597 (vec_stack_free): New function.
3598 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3599 (VEC_df_ref_stack_alloc): Define.
3600 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3601 DEF_VEC_ALLOC_P_STACK.
3602 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3603 (struct df_collection_rec): Change _vec fields to VEC. Remove
3605 (df_free_collection_rec): Adjust for new fields.
3606 (df_insn_rescan): Use new df_collection_rec fields.
3607 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3608 (df_ref_create_structure, df_ref_record): Likewise.
3609 (df_get_conditional_uses, df_get_call_refs): Likewise.
3610 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3611 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3612 (df_record_exit_block_uses, df_bb_verify): Likewise.
3613 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3614 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3615 Remove count parameter. Change return type to void. Change all
3617 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3618 Remove count parameter. Change return type to void. Change all
3620 (df_install_refs): Change old_vec parameter to VEC. Remove count
3621 parameter. Change all callers.
3622 (df_install_mws): Change old_vec parameter to VEC. Remove count
3623 parameter. Change all callers.
3624 (df_refs_verify): Change new_rec parameter to VEC. Change call
3626 (df_mws_verify): Likewise.
3628 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3630 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3632 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3634 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3636 2009-06-10 Anthony Green <green@moxielogic.com>
3638 * config/moxie/crti.asm: New file.
3639 * config/moxie/crtn.asm: New file.
3640 * config/moxie/moxie.c: New file.
3641 * config/moxie/moxie.h: New file.
3642 * config/moxie/sfp-machine.h: New file.
3643 * config/moxie/moxie-protos.h: New file.
3644 * config/moxie/t-moxie: Created.
3645 * config/moxie/t-moxie-softfp: Created.
3646 * config/moxie/moxie.md: Created.
3647 * config/moxie/constraints.md: Created.
3648 * config.gcc: Add moxie support.
3649 * doc/md.texi (Machine Constraints): Add moxie constraints.
3650 * doc/contrib.texi (Contributors): Mention moxie port.
3651 * doc/install.texi (Specific): Mention the moxie port.
3653 2009-06-09 Ian Lance Taylor <iant@google.com>
3655 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3657 * optabs.c (optab_table): Only use designated initializers if
3658 HAVE_DESIGNATED_INITIALIZERS is defined.
3659 (convert_optab_table): Likewise.
3660 (init_optabs): Always call init_insn_codes if
3661 HAVE_DESIGNATED_INITIALIZERS is not defined.
3663 2009-06-09 Ian Lance Taylor <iant@google.com>
3665 * targhooks.c (default_builtin_vectorized_function): Change fn
3666 parameter to unsigned int.
3667 (default_builtin_vectorized_conversion): Change code parameter to
3669 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3670 * targhooks.h: Update declarations.
3671 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3672 parameter to unsigned int.
3674 * c-typeck.c (comptypes_check_enum_int): New static function.
3675 (comptypes_internal): Add enum_and_int_p parameter. Change all
3677 (comp_target_types): Add location parameter. Change all callers.
3678 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3680 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3681 (build_conditional_expr): Add colon_loc parameter. Change all
3683 (convert_for_assignment): Add location parameter. Change all callers.
3684 * c-parser.c (c_parser_conditional_expression): Pass location of
3685 colon to build_conditional_expr.
3686 * c-tree.h (build_conditional_expr): Update declaration.
3688 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3690 * graphite.c: Revert previous patch.
3692 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3695 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3697 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3699 * tree-ssa-loop-prefetch.c
3700 (loop_prefetch_arrays): Fixed a portability problem in printf format
3703 2009-06-09 Martin Jambor <mjambor@suse.cz>
3705 PR tree-optimization/40351
3706 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3707 refrence to a potential artifical subaccess can be constructed.
3709 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3711 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3712 (sh_override_options): Likewise.
3713 * config/sh/sh.c: Include params.h.
3714 (sh_optimization_options): New.
3715 (sh_override_options): Likewise.
3716 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3717 (OVERRIDE_OPTIONS): Use sh_override_options.
3719 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3721 * dwarf2out.c (emit_cfa_remember): New variable.
3722 (add_fde_cfi): If emit_cfa_remember, recurse to add
3723 DW_CFA_remember_state first.
3724 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3725 instead just set emit_cfa_remember.
3727 2009-06-08 Jan Hubicka <jh@suse.cz>
3730 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3732 2009-06-08 Jan Hubicka <jh@suse.cz>
3735 * cgraphunit.c (save_inline_function_body): Do not copy transform
3736 hooks for saved inline bodies.
3737 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3740 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3742 * jump.c (returnjump_p): Handle delayed branches. Add missing
3745 2009-06-08 Jan Hubicka <jh@suse.cz>
3748 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3749 original node might've been modified.
3750 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3752 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3754 * tree-object-size.c (addr_object_size): Add OSI argument.
3755 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3756 (compute_builtin_object_size, expr_object_size): Adjust callers.
3757 (plus_stmt_object_size): Call addr_object_size instead of
3758 compute_builtin_object_size.
3760 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3761 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3763 * tree-ssa-loop-prefetch.c
3764 (gather_memory_references): Introduced a counter for the number of
3766 (anything_to_prefetch_p): Introduced a counter for the number of
3768 (is_loop_prefetching_profitable): New function with a cost model
3770 (loop_prefetch_arrays): Use the new cost model to determine if
3771 prefetching is profitable.
3772 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3773 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3774 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3775 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3776 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3777 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3779 2009-06-08 Michael Matz <matz@suse.de>
3782 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3783 partitions use the same.
3784 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3785 for basevars of SSA_NAMEs.
3786 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3787 to not expand them twice.
3788 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3791 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3793 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3794 (fdump-final-insns=, gtoggle): New.
3795 * doc/invoke.texi: Document them.
3796 * final.c (rest_of_clean_state): Dump final insn stream.
3797 * gcc.c (invoke_as): Hook in -fcompare-debug.
3798 (static_spec_functions): Add compare-debug-dump-opt,
3799 compare-debug-self-opt and compare-debug-auxbase-opt.
3800 (compare_debug, compare_debug_second, compare_debug_opt): New.
3801 (switches_debug_check, n_switches_debug_check): New.
3802 (debug_auxbase_opt, debug_check_temp_file): New.
3803 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3805 (do_self_spec): Handle arguments after switches.
3806 (do_spec_1): Add .gk extension to temp file basenames for compare.
3807 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3808 (cc1_options): Use it instead of normal auxbase computation for
3809 the second compare-debug compilation.
3810 (compare_files): New.
3811 (main): Set up and implement compare debug mode.
3812 (compare_debug_dump_opt_spec_function): New.
3813 (compare_debug_self_opt_spec_function): New.
3814 (compare_debug_auxbase_opt_spec_function): New.
3815 * toplev.c (process_options): Handle flag_gtoggle,
3816 flag_dump_final_insns.
3817 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3818 during -fcompare-debug-second compilation.
3820 2009-06-07 Ian Lance Taylor <iant@google.com>
3822 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3823 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3825 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3826 with no default node. Change warning with %H to warning_at.
3827 Don't clear warn_switch around case checking.
3828 * doc/invoke.texi (Warning Options): Clarify distinction between
3829 -Wswitch and -Wswitch-enum.
3831 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3833 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3835 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3837 * gbl-ctors.h: Add header guard.
3839 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3841 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3842 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3843 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3844 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3845 prototypes for removed functions.
3846 (expressions_equal_p): Move to ...
3847 * tree-ssa-sccvn.h: ... here and ...
3848 * matrix-reorg.c: ... adjust includes.
3850 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3852 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3854 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3856 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3857 (finish_function): Remove erroneous whitespace.
3859 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3861 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3862 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3864 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3866 * errors.c (internal_error): Commentary typo fix.
3867 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3868 * tree-ssa-pre.c: Ditto.
3870 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3872 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3873 them is supposed to hold actual statements.
3875 2009-06-06 Ian Lance Taylor <iant@google.com>
3877 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3878 empty statements can now have attributes.
3880 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3882 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3883 * config/mips/mips.md: Ditto.
3885 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3887 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3889 (__eabi_uconvert): Likewise.
3891 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3893 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3894 CFI_* definitions with IN_GCC.
3896 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3898 * xcoffout.h (xcoffout_source_line): Update prototype.
3900 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3902 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3903 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3905 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3908 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3909 inlined_function_outer_scope_p blocks for artificial inlines
3911 * tree.c (tree_nonartificial_location): Rewrite using
3912 block_nonartificial_location.
3914 2009-06-05 Revital Eres <eres@il.ibm.com>
3915 Leehod Baruch <leehod@il.ibm.com>
3917 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3918 (expand_expr_real_1): Remove comment.
3919 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3920 Vectorize misaligned access when the target supports it.
3921 (vect_supportable_dr_alignment): Check for unaligned access support.
3922 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3925 2009-06-05 Julian Brown <julian@codesourcery.com>
3927 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3928 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3930 2009-06-05 Richard Guenther <rguenther@suse.de>
3933 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3936 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3938 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3939 (save_gprs): Don't tell unwinder when a global register is saved.
3940 (s390_emit_epilogue): Emit needed epilogue unwind info.
3942 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3944 * dwarf2out.c (deferred_asm_name): New.
3945 (add_name_and_src_coords_attributes): Defer creation of
3946 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3948 (move_linkage_attr): New.
3949 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3952 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3954 * tree-nested.c (finalize_nesting_tree_1): Declare the
3955 frame_decl in the binding tree.
3957 2009-06-04 Cary Coutant <ccoutant@google.com>
3959 * basic-block.h (struct basic_block_def): Add discriminator field.
3960 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3962 * debug.c (do_nothing_debug_hooks): Add additional entry.
3963 (debug_nothing_int_charstar_int): New function.
3964 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3965 (debug_nothing_int_charstar_int): New declaration.
3966 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3967 discriminator value in .loc directive.
3968 * final.c (last_discriminator): New variable.
3969 (discriminator): New variable.
3970 (final_start_function): Initialize above variables, pass current
3971 discriminator to debug hook.
3972 (notice_source_line): Check for discriminator change.
3973 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3974 * sdbout.c (sdbout_source_line): New parameter.
3975 * tree-cfg.c (struct locus_discrim_map): New structure type.
3976 (discriminator_per_locus): New hash table.
3977 (build_gimple_cfg): Allocate and free discriminator hash table.
3978 (make_edges): Call assign_discriminator.
3979 (locus_map_hash): New function.
3980 (locus_map_eq): New function.
3981 (next_discriminator_for_locus): New function.
3982 (same_line_p): New function.
3983 (assign_discriminator): New function.
3984 (make_cond_expr_edges): Call assign_discriminator.
3985 (make_gimple_switch_edges): Likewise.
3986 (first_non_label_stmt): New function.
3987 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3989 * xcoffout.c (xcoffout_source_line): Add new parameter.
3991 * configure.ac (gcc_cv_as_discriminator): New configury check for
3992 gas support for discriminator.
3993 * configure: Regenerate.
3994 * config.in: Regenerate.
3996 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3998 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3999 val after checking for integers.
4001 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4003 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4005 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4006 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4007 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4008 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4009 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4010 X64_SSE_REGPARM_MAX.
4011 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4012 X64_SSE_REGPARM_MAX.
4014 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4016 * gcc.c (report_times_to_file): New.
4017 (execute): Implement it.
4018 (process_command): Support -time=.
4019 * doc/invoke.texi: Document it.
4021 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4023 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4024 that have value exprs.
4026 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4028 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4029 declarations for constants until...
4030 (dw2_output_indirect_constant_1): ... this point.
4032 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4035 * arm.md (arm_addsi3): Don't try to split an add with an
4036 eliminable register until after reload has completed.
4038 2009-06-03 Ian Lance Taylor <iant@google.com>
4040 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4041 * genattrtab.c (write_length_unit_log): Likewise.
4042 * genchecksum.c (dosum): Likewise.
4043 * gengtype.c (write_rtx_next): Likewise.
4044 (finish_root_table, write_roots): Likewise.
4045 * gimple.c (gimple_ops_offset_): Likewise.
4046 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4047 * config/arc/arc.c (arc_attribute_table): Likewise.
4048 * config/arm/arm.c (arm_attribute_table): Likewise.
4049 * config/avr/avr.c (avr_attribute_table): Likewise.
4050 * config/crx/crx.c (crx_attribute_table): Likewise.
4051 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4052 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4053 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4054 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4055 * config/sh/sh.c (sh_attribute_table): Likewise.
4056 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4057 * config/spu/spu.c (spu_attribute_table): Likewise.
4058 * config/v850/v850.c (v850_attribute_table): Likewise.
4060 * config/alpha/alpha.c (vms_attribute_table): Make static.
4061 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4062 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4063 * config/mips/mips.c (mips_attribute_table): Likewise.
4065 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4067 (cc1-checksum.o): Likewise.
4069 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4071 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4073 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4075 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4076 insn if it is changing sp. Use gen_add3_insn instead of
4077 conditionally gen_addsi3 and gen_adddi3.
4078 (offset_below_red_zone_p): New static inline function.
4079 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4080 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4081 * config/rs6000/ppc-asm.h: Include auto-host.h.
4082 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4083 CFI_RESTORE): Define.
4084 * config/rs6000/crtresxgpr.asm: Add unwind info.
4085 * config/rs6000/crtresxfpr.asm: Likewise.
4086 * config/rs6000/crtresgpr.asm: Likewise.
4087 * config/rs6000/crtresfpr.asm: Likewise.
4088 * config/rs6000/crtsavgpr.asm: Likewise.
4089 * config/rs6000/crtsavfpr.asm: Likewise.
4091 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4092 argument of DWARF2_FRAME_REG_OUT macros.
4094 2009-06-03 Julian Brown <julian@codesourcery.com>
4096 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4097 words or less (including TImode) in core registers.
4099 2009-06-03 Richard Guenther <rguenther@suse.de>
4102 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4104 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4106 * statistics.c (statistics_counter_event): Do not record event
4107 in pass dump if its number == -1.
4108 (curr_statistics_hash): Add assert that we never get passes
4109 with static number == -1.
4111 2009-06-03 Richard Guenther <rguenther@suse.de>
4112 Andrey Belevantsev <abel@ispras.ru>
4114 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4115 non-BLKmode arrays addressable.
4117 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4119 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4120 * config/m68k/m68k.h: ... here.
4121 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4124 2009-06-03 Martin Jambor <mjambor@suse.cz>
4126 PR tree-optimization/40323
4127 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4130 2009-06-03 Richard Guenther <rguenther@suse.de>
4132 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4135 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4137 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4138 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4139 JUMP_TABLE_DATA_P where applicable.
4140 * config/sh/sh.c: Ditto.
4141 * config/sh/sh.h: Ditto.
4142 * config/sh/sh.md: Ditto.
4143 * config/sh/symbian.c: Ditto.
4145 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4147 * config/i386/driver-i386.c (describe_cache): Optimize
4148 concatenation of strings. Use snprintf instead of sprintf.
4149 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4150 target when not compiling with GCC.
4152 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4154 * config/sh/sh.c: Revert last change.
4155 (sh_expand_epilogue): Emit a blockage insn before the frame
4156 pointer adjustment unconditionally.
4158 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4160 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4161 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4162 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4163 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4164 to COLLECT_GCC_OPTIONS.
4166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4168 * collect2.c (target_system_root): New variable.
4169 (main): Handle --sysroot=.
4170 (ignore_library): Strip the sysroot from the library path.
4172 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4174 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4175 (collect2.o): Depend on collect2-aix.h.
4176 (collect2-aix.o): New rule.
4177 * collect2-aix.h: New file.
4178 * collect2-aix.c: Likewise.
4179 * collect2.c: Include collect2-aix.h. Don't undefine
4180 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4181 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4182 Use TARGET_AIX_VERSION instead of _AIX51.
4183 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4184 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4185 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4186 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4187 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4189 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4191 * collect2.c (ignore_library): Avoid premature post-increment
4194 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4196 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4197 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4198 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4199 CROSS_DIRECTORY_STRUCTURE too.
4200 (LINK_LIBG_SPEC): Likewise.
4201 (LIB_SPEC): Add %R to sysroot paths.
4202 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4203 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4204 * config/rs6000/aix51.h: As for aix43.h.
4205 * config/rs6000/aix52.h: Likewise.
4206 * config/rs6000/aix53.h: Likewise.
4207 * config/rs6000/aix61.h: Likewise.
4208 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4209 to the beginning of sysroot paths.
4211 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4213 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4214 INSN_LISTs that are out of the REG_NOTE range.
4216 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4218 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4219 (struct var_to_expand): Likewise.
4220 (struct opt_info): Add head and tail for linked lists of the above.
4221 (analyze_insn_to_expand_var): Initialize next.
4222 (analyze_iv_to_split_insn): Likewise.
4223 (analyze_insns_in_loop): Create linked lists.
4224 (allocate_basic_variable): Simplify for use without hash table.
4225 (insert_var_expansion_initialization): Likewise, make it type-safer.
4226 (combine_var_copies_in_loop_exit): Likewise.
4227 (apply_opt_in_copies): Walk lists rather than hash tables.
4228 (release_var_copies): Simplified and inlined by hand into...
4229 (free_opt_info): ... this function.
4231 2009-06-02 Richard Guenther <rguenther@suse.de>
4233 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4236 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4238 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4239 only for builtins that are not overridden.
4241 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4243 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4246 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4248 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4250 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4252 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4254 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4256 * common.opt (fdump-unnumbered-links): New.
4257 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4258 * print-rtl.c (flag_dump_unnumbered_links): New.
4259 (print_rtx): Test it.
4261 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4263 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4264 push/pop multiple to 8-byte alignment.
4266 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4268 * config/i386/i386.c (queued_cfa_restores): New static variable.
4269 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4271 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4272 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4273 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4274 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4275 note unconditionally.
4276 (ix86_emit_restore_regs_using_mov): Likewise.
4277 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4278 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4279 it through to ix86_emit_restore_reg_using_pop.
4280 (ix86_emit_leave): Add RED_OFFSET argument. Call
4281 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4282 instead of adding REG_CFA_OFFSET note unconditionally.
4283 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4284 the above functions. Call ix86_add_queued_cfa_restore_notes when
4287 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4288 force output of the label even for dwarf2out_do_cfi_asm.
4289 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4290 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4291 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4293 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4294 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4295 dwarf2out_cfi_label callers.
4296 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4297 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4298 Adjust dwarf2out_cfi_label callers.
4299 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4301 * config/i386/i386.h (struct machine_cfa_state,
4302 struct machine_function): Guard with ifndef USED_FOR_TARGET
4303 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4306 * emutls.c (__emutls_get_address): Change arr->size to mean number
4307 of allocated arr->data entries instead of # of slots + 1.
4310 * recog.c (peep2_reinit_state): New function.
4311 (peephole2_init_state): Use it at the end of a basic block and also
4312 when seeing a RTX_FRAME_RELATED_P insn.
4314 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4316 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4317 fixuns_truncrfdi2): New.
4318 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4319 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4320 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4321 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4322 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4323 *recip_approx): Remove.
4324 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4325 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4326 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4328 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4331 2009-06-01 Ian Lance Taylor <iant@google.com>
4333 * attribs.c (register_attribute): Use CONST_CAST.
4334 * collect2.c (main): Use CONST_CAST2.
4335 (scan_prog_file): Likewise.
4336 * gcc.c (process_command, main): Likewise.
4337 * toplev.c (toplev_main): Likewise.
4339 * c-typeck.c (handle_warn_cast_qual): New static function,
4340 partially broken out of build_c_cast.
4341 (build_c_cast): Call handle_warn_cast_qual.
4342 * doc/invoke.texi (Warning Options): Document new effect of
4345 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4347 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4348 (diagnostic_report_current_module): Print columns.
4349 * common.opt (flag_show_column): Enable by default.
4351 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4353 * alias.c (find_base_term): Check for NULL term before returning.
4355 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4357 Revert due to PR40320:
4358 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4359 * calls.c (emit_library_call_value_1): Don't force_operand for move
4362 2009-06-01 Olivier Hainque <hainque@adacore.com>
4363 Eric Botcazou <ebotcazou@adacore.com>
4365 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4366 to be processed as a bitfield for constructor output purposes.
4367 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4369 * varasm.c (oc_local_state): New type, output_constructor
4370 local state to support communication with helpers.
4371 (oc_outer_state): New type, output_constructor outer state of
4372 relevance in recursive calls.
4373 (output_constructor_array_range): New output_constructor helper,
4374 extracted code for an array range element.
4375 (output_constructor_regular_field): New output_constructor helper,
4376 extracted code for an element that is not a bitfield.
4377 (output_constructor_bitfield): New output_constructor helper,
4378 extracted code for a bitfield element. Accept an OUTER state
4379 argument for recursive processing. Recurse on record or array
4380 CONSTRUCTOR values, possibly past noop conversions.
4381 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4382 VALUE is a valid constant-valued expression for use in a static
4383 bit-field initializer.
4384 (output_constructor): Rework to use helpers. Accept and honor an
4385 OUTER state argument for recursive calls. Return total size. Be
4386 prepared for nested constructors initializing bitfields.
4387 (output_constant): Feed OUTER in calls to output_constructor.
4389 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4391 * calls.c (emit_library_call_value_1): Don't force_operand for move
4394 2009-06-01 Nick Clifton <nickc@redhat.com>
4396 * doc/invoke.texi (IA-64 Options): Fix typo.
4398 2009-06-01 Ira Rosen <irar@il.ibm.com>
4400 PR tree-optimization/39129
4401 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4403 (vect_do_peeling_for_loop_bound): Use
4404 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4405 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4406 (vect_loop_versioning): Likewise.
4407 (vect_create_cond_for_alias_checks): Fix indentation.
4408 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4410 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4411 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4412 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4413 "control flow in loop".
4414 (vect_estimate_min_profitable_iters): Use
4415 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4416 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4417 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4418 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4419 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4420 statement belongs to a group of strided accesses with the exact code
4422 (vectorizable_load): Likewise.
4423 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4424 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4426 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4428 * config/freebsd-stdint.h: New file.
4429 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4430 Add freebsd-stdint.h to tm_file.
4432 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4434 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4435 (thumb2_extendhidi2): Likewise.
4437 2009-05-31 Ian Lance Taylor <iant@google.com>
4439 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4441 2009-05-31 Ian Lance Taylor <iant@google.com>
4443 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4444 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4445 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4447 2009-05-31 Jason Merrill <jason@redhat.com>
4449 * tree-pretty-print.c (print_call_name): Take the callee, not the
4450 call itself. Make non-static. Use dump_function_name for functions.
4451 (dump_generic_node): Adjust.
4452 * diagnostic.h: Declare print_call_name.
4453 * gimple-pretty-print.c (dump_gimple_call): Use it.
4455 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4457 * config/sh/sh.md (ashldi3_std): New define_expand.
4460 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4463 * config/sh/sh.c: Include debug.h.
4464 (sh_expand_epilogue): Emit a blockage insn before the frame
4465 pointer adjustment also when dwarf2out_do_frame returns true.
4467 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4469 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4470 (thumb2_extendqidi2): New pattern.
4472 2009-05-31 Ira Rosen <irar@il.ibm.com>
4474 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4475 mark phis for renaming.
4476 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4477 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4478 Call mark_sym_for_renaming.
4479 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4480 * tree-vect-loop.c (vect_transform_loop): Remove
4481 vect_memsyms_to_rename initialization and a call to
4482 mark_set_for_renaming.
4484 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4487 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4488 frame related even if !set_cfa && style < 0.
4490 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4492 * config/i386/mingw-tls.c: New file.
4493 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4494 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4495 defining _WIN32 but not __CYGWIN__.
4497 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4499 * configure.ac: Add MPC support.
4501 * config.in, configure: Regenerate.
4503 2009-05-29 Richard Henderson <rth@redhat.com>
4505 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4506 NOTE_INSN_BASIC_BLOCK.
4507 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4508 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4509 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4511 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4513 (add_cfi): Disable check redefining cfa away from drap.
4514 (lookup_cfa_1): Add remember argument; handle remember/restore.
4515 (lookup_cfa): Pass remember argument.
4516 (cfa_remember): New.
4517 (compute_barrier_args_size_1): Remove sibcall check.
4518 (dwarf2out_frame_debug_def_cfa): New.
4519 (dwarf2out_frame_debug_adjust_cfa): New.
4520 (dwarf2out_frame_debug_cfa_offset): New.
4521 (dwarf2out_frame_debug_cfa_register): New.
4522 (dwarf2out_frame_debug_cfa_restore): New.
4523 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4524 (dwarf2out_begin_epilogue): New.
4525 (dwarf2out_frame_debug_restore_state): New.
4526 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4527 DW_CFA_restore_state.
4528 (output_cfi_directive): Likewise.
4529 (convert_cfa_to_fb_loc_list): Likewise.
4530 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4531 * dwarf2out.h: Update.
4532 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4533 (copy_insn_1): Early out for null.
4534 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4535 and dwarf2out_frame_debug_restore_state.
4536 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4537 (prologue_insn_hash, epilogue_insn_hash): New.
4538 (free_after_compilation): Adjust freeing accordingly.
4539 (record_insns): Create hash table if needed; push insns into
4540 hash instead of array.
4541 (maybe_copy_epilogue_insn): New.
4542 (contains): Search hash table instead of array.
4543 (sibcall_epilogue_contains): Remove.
4544 (thread_prologue_and_epilogue_insns): Split eh_return insns
4545 and mark them as epilogues.
4546 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4547 scanning in terms of basic blocks.
4548 * insn-notes.def (CFA_RESTORE_STATE): New.
4549 * jump.c (returnjump_p_1): Accept EH_RETURN.
4550 (eh_returnjump_p_1, eh_returnjump_p): New.
4551 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4552 CFA_REGISTER, CFA_RESTORE): New.
4553 * rtl.def (EH_RETURN): New.
4554 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4556 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4557 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4559 * config/i386/i386.c (gen_push): Update cfa state.
4560 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4561 add a CFA_ADJUST_CFA note.
4562 (ix86_dwarf_handle_frame_unspec): Remove.
4563 (ix86_expand_prologue): Update cfa state.
4564 (ix86_emit_restore_reg_using_pop): New.
4565 (ix86_emit_restore_regs_using_pop): New.
4566 (ix86_emit_leave): New.
4567 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4568 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4569 * config/i386/i386.h (struct machine_cfa_state): New.
4570 (ix86_cfa_state): New.
4571 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4572 (eh_return_internal): Merge from eh_return_<mode>,
4573 use eh_return rtx, split w/ epilogue.
4575 2009-05-29 Ian Lance Taylor <iant@google.com>
4577 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4579 * calls.c (emit_library_call_value_1): Likewise.
4581 * c-typeck.c (c_build_va_arg): New function.
4582 * c-tree.h (c_build_va_arg): Declare.
4583 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4584 instead of build_va_arg.
4586 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4588 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4589 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4590 (ptr_difference_cost): Use affine combinations to compute it.
4591 (difference_cost): Likewise.
4592 (get_computation_cost_at): Compute more accurate cost for addresses
4593 if the ratio is a multiplier allowed in addresses.
4594 For non-addresses, consider that an additional offset or symbol is
4597 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4599 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4600 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4602 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4603 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4604 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4606 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4607 to 1 for TYPE_SSE{IADD1,CVT1}.
4608 (prefix_vex_imm8): Removed.
4609 (length_vex): Only pass 1 as second argument to
4610 ix86_attr_length_vex_default if prefix_extra is 0.
4611 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4612 (length): For prefix vex computation use length_immediate
4613 attribute instead of prefix_vex_imm8.
4614 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4615 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4616 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4617 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4618 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4619 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4620 a space in between the operands.
4621 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4622 if one operand is 0xff and the other one si, di, bp or sp.
4623 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4624 other one si, di, bp or sp.
4625 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4626 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4627 type and mode attributes.
4628 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4629 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4630 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4631 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4632 prefix_data16 attribute iff MODE_DF.
4633 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4634 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4635 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4636 constm128_operand in length_immediate computation.
4637 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4638 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4639 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4640 length_immediate attribute to 1.
4641 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4642 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4643 for certain alternatives.
4644 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4645 prefix_data16 attribute if MODE_V1DF.
4646 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4647 length_immediate to 1.
4648 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4649 length_address to 4, set mode attribute to MODE_DI.
4650 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4651 (fxam<mode>2_i387): Set length attribute to 4.
4652 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4653 *prefetch_3dnow_rex): Override length_address attribute.
4654 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4656 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4657 (constm128_operand): Removed.
4658 * config/i386/i386.c (memory_address_length): For
4659 disp && !index && !base in 64-bit mode account for SIB byte if
4660 print_operand_address can't optimize disp32 into disp32(%rip)
4661 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4662 for fs: or gs: segment.
4663 (ix86_attr_length_immediate_default): When checking if shortform
4664 is possible, truncate immediate to the length of the non-shortened
4666 (ix86_attr_length_address_default): Ignore MEM_P operands
4668 (ix86_attr_length_vex_default): Only check for DImode on
4669 GENERAL_REG_P operands.
4670 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4671 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4672 (sse_cvttps2pi): Clear prefix_rep attribute.
4673 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4675 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4676 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4677 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4678 iff operand 2 is const_int_operand.
4679 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4680 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4681 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4683 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4685 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4686 prefix_data16 attribute for movlpd and movhpd instructions.
4687 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4688 length_immediate for shufpd instruction.
4689 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4690 (avx_cmpp<avxmodesuffixf2c><mode>3,
4691 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4692 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4693 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4694 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4695 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4696 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4697 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4698 prefix_data16 attribute for the first alternative to 1.
4699 (*avx_loadlps): Override length_immediate for the first alternative.
4700 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4701 attributes for second alternative.
4702 (*vec_concatv2sf_sse4_1): Override length_immediate and
4703 prefix_data16 attributes for second alternative.
4704 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4705 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4706 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4707 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4708 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4709 prefix_data16 and length_immediate to 1.
4710 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4712 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4713 prefix_extra attribute for variants that don't have 0f prefix alone.
4714 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4715 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4716 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4717 *sse4_1_pextrd): Set length_immediate to 1.
4718 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4719 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4721 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4722 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4723 length_immediate to 1 for second alternative.
4724 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4725 prefix_extra and length_immediate attributes for the first
4727 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4729 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4730 to 1 for the first and third alternative.
4731 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4733 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4735 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4737 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4738 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4739 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4740 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4741 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4742 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4743 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4744 ssse3_psign<mode>3): Override prefix_rex attribute.
4745 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4746 (ssse3_palignrti): Override length_immediate to 1.
4747 (ssse3_palignrdi): Override length_immediate to 1, override
4748 prefix_rex attribute.
4749 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4750 (sse4a_extrqi): Override length_immediate to 2.
4751 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4752 (sse4a_insertq): Override prefix_data16 to 0.
4753 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4754 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4755 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4756 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4757 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4758 and length_immediate to 1.
4759 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4760 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4761 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4762 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4763 and length_immediate to 1.
4764 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4765 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4766 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4767 avx_ptest256): Override prefix_extra to 1.
4768 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4769 Override prefix_data16 and length_immediate to 1.
4770 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4771 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4772 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4773 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4774 prefix_data16 to 0 and prefix_extra to 2.
4775 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4776 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4778 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4779 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4780 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4781 and prefix_extra to 2.
4782 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4783 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4784 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4785 avx_vpermilvar<mode>3,
4786 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4787 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4788 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4789 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4790 Override prefix_extra to 1.
4791 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4792 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4793 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4794 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4795 prefix_extra and length_immediate to 1.
4796 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4798 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4799 to 1 for the first alternative.
4800 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4801 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4803 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4804 *movv2sf_internal_avx, *movv2sf_internal): Override
4805 prefix_rep attribute for certain alternatives.
4806 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4807 attributes for certain alternatives.
4808 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4809 attributes for certain alternatives.
4810 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4811 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4812 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4813 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4814 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4815 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4816 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4817 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4818 length_immediate to 1 if operand 2 is const_int_operand.
4819 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4820 *vec_extractv2si_1): Set length_immediate attribute to 1.
4821 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4822 using old 3DNOW insn rather than SSE/3DNOW_A.
4823 (mmx_emms, mmx_femms): Clear modrm attribute.
4825 2009-05-29 Martin Jambor <mjambor@suse.cz>
4827 * tree-sra.c: New implementation of SRA.
4829 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4830 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4831 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4832 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4833 (SRA_MAX_STRUCTURE_COUNT): Removed.
4834 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4835 * doc/invoke.texi (sra-max-structure-size): Removed.
4836 (sra-field-structure-ratio): Removed.
4838 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4841 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4844 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4846 PR rtl-optimization/40101
4847 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4848 seqno. Adjust comment.
4849 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4850 inserting bookkeeping before a jump, the jump is not scheduled.
4851 When no positive seqno found, provide a value. Add comment.
4853 2009-05-29 Richard Guenther <rguenther@suse.de>
4855 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4856 short-cutting on the first component.
4858 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4861 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4862 for trees other than decls/types.
4864 2009-05-29 Richard Guenther <rguenther@suse.de>
4866 * tree-ssa-operands.c (get_expr_operands): Do not handle
4867 INDIRECT_REFs in the handled-component case. Remove
4868 unused get_ref_base_and_extent case.
4869 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4870 tree_low_cst and host_integerp where possible.
4871 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4872 codes for equivalence.
4873 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4875 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4877 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4878 to tmake_file for i[34567]86-*-cygwin*.
4880 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4883 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4884 (altivec_categorize_keyword, init_vector_keywords,
4885 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4888 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4890 * tree.c (handle_dll_attribute): Check if node is
4891 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4893 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4895 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4897 (thumb2_zero_extendqidi2): Likewise.
4899 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4901 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4902 instead of gen_movrt.
4903 * config/sh/sh.md (movrt): Remove.
4905 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4907 * doc/invoke.texi (IA-64 Options):
4908 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4909 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4910 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4911 -msched-prefer-non-control-spec-insns,
4912 -msched-stop-bits-after-every-cycle,
4913 -msched-count-spec-in-critical-path,
4914 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4915 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4916 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4917 and -msched-spec-verbose.
4919 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4921 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4922 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4924 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4926 2009-05-28 Richard Guenther <rguenther@suse.de>
4928 * tree-ssa-alias.c (ao_ref_init): New function.
4929 (ao_ref_base): Likewise.
4930 (ao_ref_base_alias_set): Likewise.
4931 (ao_ref_alias_set): Likewise.
4932 (refs_may_alias_p_1): Change signature.
4933 (refs_may_alias_p): Adjust.
4934 (refs_anti_dependent_p): Likewise.
4935 (refs_output_dependent_p): Likewise.
4936 (call_may_clobber_ref_p_1): Change signature.
4937 (call_may_clobber_ref_p): Adjust.
4938 (stmt_may_clobber_ref_p_1): New function split out from ...
4939 (stmt_may_clobber_ref_p): ... here.
4940 (maybe_skip_until): Adjust signature.
4941 (get_continuation_for_phi): Likewise.
4942 (walk_non_aliased_vuses): Likewise.
4943 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4944 (ao_ref_init): Declare.
4945 (ao_ref_base): Likewise.
4946 (ao_ref_alias_set): Likewise.
4947 (stmt_may_clobber_ref_p_1): Likewise.
4948 (walk_non_aliased_vuses): Adjust.
4949 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4950 (get_ref_from_reference_ops): remove.
4951 (vn_reference_lookup_2): Adjust signature.
4952 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4953 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4954 (vn_reference_lookup): Adjust.
4955 (vn_reference_insert): Likewise.
4956 (vn_reference_insert_pieces): Adjust signature.
4957 (visit_reference_op_call): Adjust.
4958 * tree-ssa-pre.c (get_expr_type): Simplify.
4959 (phi_translate_1): Adjust.
4960 (compute_avail): Likewise.
4961 (translate_vuse_through_block): Do not re-build trees.
4962 (value_dies_in_block_x): Likewise.
4963 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4965 (vn_reference_lookup_pieces): Adjust declaration.
4966 (vn_reference_insert_pieces): Likewise.
4968 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4970 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4971 with checking disabled.
4973 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4977 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4978 macro definition for support of three-operand format aligned
4979 .comm directive in assembler on cygwin/pe/mingw target OS.
4980 * configure: Regenerate.
4981 * config.h: Regenerate.
4983 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4984 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4985 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4987 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4988 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4990 2009-05-28 Ira Rosen <irar@il.ibm.com>
4992 PR tree-optimization/40254
4993 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4994 in analysis of basic blocks.
4996 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4999 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5000 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5001 (TARGET_INITIALIZER): Use it.
5002 * cse.c (CHEAPER): Move it up to the other macros.
5003 (insert): Rename this ...
5004 (insert_with_costs): ... to this. Add cost parameters. Update
5006 (insert): New function. Call insert_with_costs.
5007 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5008 find_reg_offset_for_const, try_const_anchors): New functions.
5009 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5010 when using a const-anchor. Call insert_const_anchors.
5011 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5012 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5014 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5016 * tree-inline.c (remap_decls): Enable nonlocalized variables
5017 when not optimizing.
5019 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5021 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5022 Simplify other tests involving optimize.
5024 2009-05-27 Tom Tromey <tromey@redhat.com>
5026 * unwind-dw2.c (_Unwind_DebugHook): New function.
5027 (uw_install_context): Call _Unwind_DebugHook.
5029 2009-05-27 Tom Tromey <tromey@redhat.com>
5031 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5033 2009-05-27 Ian Lance Taylor <iant@google.com>
5035 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5036 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5037 (ALL_LINKERFLAGS): Define.
5038 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5039 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5040 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5041 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5042 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5043 $(LINKER_FOR_BUILD).
5044 (build/gcov-iov$(build_exeext)): Likewise.
5046 2009-05-27 Julian Brown <julian@codesourcery.com>
5048 * gcse.c (target.h): Include.
5049 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5050 copy of argument to a pseudo register.
5052 2009-05-27 Diego Novillo <dnovillo@google.com>
5054 * tree-ssa-live.c (dump_scope_block): Document arguments.
5055 (dump_scope_blocks): Document.
5056 (debug_scope_blocks): New.
5057 * tree-flow.h (debug_scope_blocks): Declare.
5059 2009-05-21 Denis Chertykov <denisc@overta.ru>
5061 * doc/contrib.texi (Contributors): Add myself to the list.
5063 2009-05-27 Olivier Hainque <hainque@adacore.com>
5065 * expr.c (target_align): New function. Alignment the TARGET of an
5066 assignment may be assume to have.
5067 (highest_pow2_factor_for_target): Use it instead of relying on
5068 immediate tree attributes of TARGET, not necessarily honored when
5069 intermediate bitfields are involved.
5071 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5074 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5075 AVX, SSE4, AES, PCLMUL and POPCNT.
5077 2009-05-27 Diego Novillo <dnovillo@google.com>
5079 * tree-pretty-print.c (dump_location): New.
5080 (dump_generic_node): Call it.
5081 Factor code to handle BLOCK nodes ...
5082 (dump_block_node): ... here.
5084 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5086 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5088 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5090 * gcc-plugin.h: Include config.h and system.h.
5091 (IN_GCC): Define if not defined.
5093 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5096 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5099 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5101 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5103 * config/m32r/m32r.h: Ditto.
5104 * config/m32r/m32r.md: Ditto.
5105 * config/m32r/predicates.md: Ditto.
5107 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5109 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5111 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5114 (Loading plugins): typo.
5115 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5116 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5117 (Interacting with the GCC Garbage Collector): Added new section.
5118 (Giving information about a plugin): Added new section for
5120 * ggc.h (ggc_register_root_tab): Added declaration.
5121 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5122 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5123 (register_callback): Improved comment in declaration.
5124 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5125 (extra_root_vec) Added static variable for dynamic roots registration.
5126 (ggc_register_root_tab) Added new routine.
5127 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5128 PLUGIN_GGC_MARKING event.
5129 * ggc-zone.c: Include plugin.h.
5130 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5131 * ggc-page.c: Include plugin.h.
5132 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5133 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5134 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5135 (register_callback): check lack of callbacks for
5136 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5137 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5138 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5139 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5140 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5141 dependency on plugin.h.
5142 (plugin.o): Added dependency on ggc.h...
5144 2009-05-26 Richard Guenther <rguenther@suse.de>
5148 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5149 with mismatched comparison modes.
5151 * expr.c (expand_expr_real_1): Expand the operand of a
5152 VIEW_CONVERT_EXPR in its natural mode.
5154 2009-05-26 Ian Lance Taylor <iant@google.com>
5156 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5157 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5158 (ALL_COMPILERFLAGS): Define.
5159 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5160 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5161 (collect2$(exeext), collect2.o): Likewise.
5162 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5163 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5164 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5165 (libbackend.o, intl.o, cppdefault.o): Likewise.
5166 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5167 (build/%.o): Use $(COMPILER_FOR_BUILD).
5168 (build/gen%$(build_exeext)): Likewise.
5169 (build/gcov-iov$(build_exeext)): LIkewise.
5170 * config/t-darwin (darwin.o): Use $(COMPILER).
5171 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5172 * config/t-sol2 (sol2-c.o): Likewise.
5174 * config/t-vxworks (vxworks.o): Likewise.
5175 * config/x-darwin (host-darwin.o): Likewise.
5176 * config/x-hpux (host-hpux.o): Likewise.
5177 * config/x-linux (host-linux.o): Likewise.
5178 * config/x-solaris (host-solaris.o): Likewise.
5179 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5180 * config/arm/t-arm (arm-c.o): Likewise.
5181 * config/arm/t-pe (pe.o): Likewise.
5182 * config/arm/t-wince-pe (pe.o): Likewise.
5183 * config/i386/t-cygming (winnt.o): Likewise.
5184 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5185 * config/i386/t-cygwin (cygwin1.o): Likewise.
5186 (cygwin2.o): Likewise.
5187 * config/i386/t-i386 (i386-c.o): Likewise.
5188 * config/i386/t-interix (winnt.o): Likewise.
5189 * config/i386/t-netware (netware.o): Likewise.
5190 * config/i386/t-nwld (nwld.o): Likewise.
5191 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5192 * config/i386/x-i386 (driver-i386.o): Likewise.
5193 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5194 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5195 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5196 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5197 * config/mips/x-native (driver-native.o): Likewise.
5198 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5199 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5200 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5201 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5202 * config/score/t-score-elf (score7.o): Likewise.
5203 (score3.o): Likewise.
5204 * config/sh/t-sh (sh-c.o): Likewise.
5205 * config/sh/t-symbian (sh-c.o): Likewise.
5206 (symbian.o): Likewise.
5207 * config/spu/t-spu-elf (spu-c.o): Likewise.
5208 * config/v850/t-v850 (v850-c.o): Likewise.
5209 * config/v850/t-v850e (v850-c.o): Likewise.
5211 2009-05-26 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/40122
5214 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5215 VECTOR_CSTs if possible.
5216 (fold_gimple_assign): Likewise.
5218 2009-05-26 Richard Guenther <rguenther@suse.de>
5221 * fold-const.c (fold_binary): Use the correct types for building
5224 2009-05-26 Richard Guenther <rguenther@suse.de>
5226 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5227 redundant calls to merge_alias_info.
5228 (bump_vector_ptr): Likewise.
5229 * tree-ssa-copy.c (merge_alias_info): Remove.
5230 (replace_exp_1): Remove call to merge_alias_info.
5231 (propagate_tree_value): Likewise.
5232 (fini_copy_prop): Propagate points-to info.
5233 * tree-flow.h (merge_alias_info): Remove.
5235 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5237 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5239 2009-05-25 Jan Hubicka <jh@suse.cz>
5241 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5242 * cgraph.h (struct inline_summary): New filed self_wize,
5243 size_inlining_benefit, self_time and time_inlining_benefit.
5244 (struct cgraph_global_info): Replace insns by time ans size fields.
5245 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5246 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5247 (ipcp_update_callgraph): Do not touch function bodies.
5248 * ipa-inline.c: Include except.h
5249 (MAX_TIME): New constant.
5250 (overall_insns): Remove.
5252 (overall_size, max_benefit): New static variables.
5253 (cgraph_estimate_time_after_inlining): New function.
5254 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5255 (cgraph_clone_inlined_nodes): Update size.
5256 (cgraph_mark_inline_edge): Update size.
5257 (cgraph_estimate_growth): Use size info.
5258 (cgraph_check_inline_limits): Check size.
5259 (cgraph_default_inline_p): Likewise.
5260 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5261 (cgraph_decide_recursive_inlining): Check size.
5262 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5264 (cgraph_decide_inlining): Likewise.
5265 (cgraph_decide_inlining_incrementally): Likewise; honor
5266 PARAM_EARLY_INLINING_INSNS.
5267 (likely_eliminated_by_inlining_p): New predicate.
5268 (estimate_function_body_sizes): New function.
5269 (compute_inline_parameters): Use it.
5270 * except.c (must_not_throw_labels): New function.
5271 * except.h (must_not_throw_labels): Declare.
5272 * tree-inline.c (init_inline_once): Kill inlining_weigths
5273 * tree-ssa-structalias.c: Avoid uninitialized warning.
5274 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5275 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5276 (PARAM_INLINE_CALL_COST): Remove.
5277 (PARAM_EARLY_INLINING_INSNS): New.
5279 2009-05-25 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/36327
5282 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5283 callback for reference translation or lookup at the point of may-defs.
5284 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5285 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5286 for union COMPONENT_REFs.
5287 (vn_reference_lookup_3): New callback. Lookup from memset
5288 and CONSTRUCTOR assignment, translate through struct copies.
5289 (vn_reference_lookup_pieces): Make sure to not free the
5290 passed operands array. Adjust walk_non_aliased_vuses call.
5291 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5292 make sure we do not leak memory.
5294 2009-05-25 Richard Guenther <rguenther@suse.de>
5296 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5297 * tree-inline.c (expand_call_inline): Reset the escaped and
5299 * tree-ssa-structalias.c (pass_build_ealias): New.
5300 * tree-pass.h (pass_build_ealias): Declare.
5301 * passes.c (init_optimization_passes): Add PTA during
5302 early optimizations.
5303 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5304 and CALLUSED solutions.
5305 (dump_points_to_solution): New function, split out from ...
5306 (dump_points_to_info_for): ... here.
5307 * tree-parloops.c (parallelize_loops): Reset the escaped and
5310 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5313 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5314 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5316 2009-05-25 Ira Rosen <irar@il.ibm.com>
5318 PR tree-optimization/40238
5319 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5320 statements after basic block's labels.
5321 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5322 to free the allocated memory.
5324 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5326 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5327 return address with a USE.
5329 2009-05-24 Richard Guenther <rguenther@suse.de>
5332 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5333 array type from the main variant of the inner type.
5335 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5337 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5338 definition to bool (from int) to un-break build.
5339 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5341 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5343 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5344 discard_stmt_changes): Delete.
5345 * tree-ssa-operands.c (scb_stack): Delete.
5346 (init_ssa_operands): Do not initialize it.
5347 (fini_ssa_operands): Do not free it.
5348 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5350 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5351 update_stmt, remove the others. Fix comments.
5352 * tree-dfa.c (optimize_stack_restore): Likewise.
5353 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5354 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5355 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5356 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5358 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5359 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5360 (dom_opt_finalize_block): Likewise, adjusting access to
5362 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5363 (stmts_to_rescan): Change item type to gimple.
5364 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5366 2009-05-24 Ira Rosen <irar@il.ibm.com>
5368 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5369 * tree-pass.h (pass_slp_vectorize): New pass.
5370 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5371 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5372 * tree-vectorizer.c (timevar.h): Include.
5373 (user_vect_verbosity_level): Declare.
5374 (vect_location): Fix comment.
5375 (vect_set_verbosity_level): Update user_vect_verbosity_level
5376 instead of vect_verbosity_level.
5377 (vect_set_dump_settings): Add an argument. Ignore user defined
5378 verbosity if dump flags require higher level of verbosity. Print to
5379 stderr only for loop vectorization.
5380 (vectorize_loops): Update call to vect_set_dump_settings.
5381 (execute_vect_slp): New function.
5382 (gate_vect_slp): Likewise.
5383 (struct gimple_opt_pass pass_slp_vectorize): New.
5384 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5386 (vec_info_for_bb): New function.
5387 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5388 (VECTORIZATION_ENABLED): New macro.
5389 (SLP_ENABLED, SLP_DISABLED): Likewise.
5390 (vect_is_simple_use): Add bb_vec_info argument.
5391 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5392 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5393 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5394 vect_schedule_slp, vect_analyze_slp): Likewise.
5395 (vect_analyze_stmt): Add slp_tree argument.
5396 (find_bb_location): Declare.
5397 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5398 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5399 (vect_analyze_loop_operations, vect_analyze_loop,
5400 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5401 vect_finalize_reduction, vectorizable_reduction,
5402 vectorizable_live_operation, vect_transform_loop): Likewise.
5403 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5404 skip evolution analysis if analyzing a basic block.
5405 (dr_analyze_indices): Likewise.
5406 (initialize_data_dependence_relation): Skip the test whether the
5407 object is invariant for basic blocks.
5408 (compute_all_dependences): Skip dependence analysis for data
5409 references in basic blocks.
5410 (find_data_references_in_stmt): Don't fail in case of invariant
5411 access in basic block.
5412 (find_data_references_in_bb): New function.
5413 (find_data_references_in_loop): Move code to
5414 find_data_references_in_bb and add a call to it.
5415 (compute_data_dependences_for_bb): New function.
5416 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5417 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5419 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5420 unknown dependence in basic block and fail in case of dependence in
5422 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5423 dependence instances from either loop or basic block vectorization
5425 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5426 before calling nested_in_vect_loop_p.
5427 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5428 dependence instances from either loop or basic block vectorization
5430 (vect_verify_datarefs_alignment): Likewise.
5431 (vect_enhance_data_refs_alignment): Adjust function calls.
5432 (vect_analyze_data_refs_alignment): Likewise.
5433 (vect_analyze_group_access): Fix printing. Skip different checks if
5434 DR_STEP is 0. Keep strided stores either in loop or basic block
5435 vectorization data structure. Fix indentation.
5436 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5438 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5439 dependence instances from either loop or basic block vectorization
5441 (vect_analyze_data_refs): Update comment. Call
5442 compute_data_dependences_for_bb to analyze basic blocks.
5443 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5444 case of loop vectorization. In case of basic block vectorization use
5445 data-ref itself as a base.
5446 (vect_create_data_ref_ptr): In case of basic block vectorization:
5447 don't advance the pointer, add new statements before the current
5448 statement. Adjust function calls.
5449 (vect_supportable_dr_alignment): Support only aligned accesses in
5450 basic block vectorization.
5451 * common.opt (ftree-slp-vectorize): New flag.
5452 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5453 (vect_pattern_recog_1): Likewise.
5454 * tree-vect-stmts.c (process_use): Likewise.
5455 (vect_init_vector): Add new statements in the beginning of the basic
5456 block in case of basic block SLP.
5457 (vect_get_vec_def_for_operand): Adjust function calls.
5458 (vect_finish_stmt_generation): Likewise.
5459 (vectorizable_call): Add assert that it is loop vectorization, adjust
5461 (vectorizable_conversion, vectorizable_assignment): Likewise.
5462 (vectorizable_operation): In case of basic block SLP, take
5463 vectorization factor from statement's type and skip the relevance
5464 check. Adjust function calls.
5465 (vectorizable_type_demotion): Add assert that it is loop
5466 vectorization, adjust function calls.
5467 (vectorizable_type_promotion): Likewise.
5468 (vectorizable_store): Check for outer loop only in case of loop
5469 vectorization. Adjust function calls. For basic blocks, skip the
5470 relevance check and don't advance pointers.
5471 (vectorizable_load): Likewise.
5472 (vectorizable_condition): Add assert that it is loop vectorization,
5473 adjust function calls.
5474 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5475 that it is not reduction, get vector type, call only supported
5476 functions, skip loop specific parts.
5477 (vect_transform_stmt): Check for outer loop only in case of loop
5479 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5480 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5481 for external definition.
5482 * passes.c (pass_slp_vectorize): New pass.
5483 * tree-vect-slp.c (find_bb_location): New function.
5484 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5485 check for patterns only in loops.
5486 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5487 case of multiple types in basic block SLP.
5488 (vect_mark_slp_stmts_relevant): New function.
5489 (vect_supported_load_permutation_p): Fix comment.
5490 (vect_analyze_slp_instance): Add argument. In case of basic block
5491 SLP, take vectorization factor from statement's type, check that
5492 unrolling factor is 1. Adjust function call. Save SLP instance in
5493 either loop or basic block vectorization structure. Return FALSE,
5495 (vect_analyze_slp): Add argument. Get strided stores groups from
5496 either loop or basic block vectorization structure. Return FALSE
5497 if basic block SLP failed.
5498 (new_bb_vec_info): New function.
5499 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5500 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5501 (vect_schedule_slp): Add argument. Get SLP instances from either
5502 loop or basic block vectorization structure. Set vectorization factor
5503 to be 1 for basic block SLP.
5504 (vect_slp_transform_bb): New function.
5505 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5507 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5509 * final.c (shorten_branches): Do not align labels for jump tables.
5510 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5512 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5514 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5515 Remove outdated reference to flow.c and fix nits.
5516 * doc/gccint.texi: Tweak RTL description.
5517 * doc/rtl.texi: Likewise.
5519 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5521 * config/avr/avr.c: Change my email address.
5522 * config/avr/avr.h: Likewise.
5523 * config/avr/avr.md: Likewise.
5524 * config/avr/avr-protos.h: Likewise.
5525 * config/avr/libgcc.S: Likewise.
5527 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5529 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5530 (spu_split_load, spu_split_store): Change return type to int.
5531 (spu_split_convert): Declare.
5532 * config/spu/predicates.md (spu_mem_operand): Remove.
5533 (spu_mov_operand): Update.
5534 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5535 * config/spu/spu.c (regno_aligned_for_load): Remove.
5536 (reg_aligned_for_addr, spu_expand_load): Define.
5537 (spu_expand_extv): Reimplement and handle MEM.
5538 (spu_expand_insv): Handle MEM.
5539 (spu_sched_reorder): Handle insn's with length 0.
5540 (spu_legitimate_address_p): Reimplement.
5541 (store_with_one_insn_p): Return TRUE for any mode with size
5542 larger than 16 bytes.
5543 (address_needs_split): Define.
5544 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5546 (spu_convert_move): Define.
5547 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5548 (spu_split_store): Change all MEM's to TImode.
5549 (spu_init_expanders): Preallocate registers that correspond to
5550 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5552 (spu_split_convert): Define.
5553 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5554 (_move<mode>, _movdi, _movti): Update predicate and condition.
5555 (load, store): Change to define_split.
5556 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5558 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5559 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5560 define_insn_and_split of lshr<mode>3.
5561 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5562 (<v>ashr<mode>3_imm): Define.
5563 (extv, extzv, insv): Allow MEM operands.
5564 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5565 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5566 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5567 (_spu_convert2): Change to define_insn_and_split and remove the
5568 corresponding define_peephole2.
5569 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5570 Change predicates to memory_operand.
5572 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5574 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5576 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5578 PR tree-optimization/40219
5579 * tree.c (iterative_hash_expr): Make sure the builtin function is
5580 a normal builtin function and not a front end or back end builtin
5581 before indexing into the built_in_decls array.
5583 2009-05-22 Richard Guenther <rguenther@suse.de>
5586 * alias.c (write_dependence_p): Do not use TBAA for answering
5587 anti-dependence or output-dependence.
5588 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5589 (emit_pointer_definition): Remove.
5590 (emit_alias_warning): Likewise.
5591 (find_what_var_points_to): Remove TBAA pruning code.
5592 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5594 (compute_points_to_sets): Remove code computing the set of
5595 dereferenced pointers.
5596 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5597 oracle for querying anti and output dependencies.
5598 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5599 if TBAA may be applied.
5600 (refs_anti_dependent_p): New function.
5601 (refs_output_dependent_p): Likewise.
5602 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5603 (refs_output_dependent_p): Likewise.
5604 * doc/tree-ssa.texi (Memory model): New section.
5605 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5606 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5607 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5608 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5609 * expr.c (expand_expr_real_1): Likewise.
5610 * gimple-low.c (lower_stmt): Likewise.
5611 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5612 (dump_gimple_cdt): Remove.
5613 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5614 (gimple_size): Likewise.
5615 (walk_gimple_op): Likewise.
5616 (is_gimple_stmt): Likewise.
5617 (walk_stmt_load_store_addr_ops): Likewise.
5618 (gimple_build_cdt): Remove.
5619 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5620 * gimple.h (gimple_cdt_new_type): Remove.
5621 (gimple_cdt_new_type_ptr): Likewise.
5622 (gimple_cdt_set_new_type): Likewise.
5623 (gimple_cdt_location): Likewise.
5624 (gimple_cdt_location_ptr): Likewise.
5625 (gimple_cdt_set_location): Likewise.
5626 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5627 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5628 GIMPLE_CHANGE_DYNAMIC_TYPE.
5629 (verify_types_in_gimple_stmt): Likewise.
5630 * tree-inline.c (estimate_num_insns): Likewise.
5631 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5632 (copy_decl_to_var): Likewise.
5633 (copy_result_decl_to_var): Likewise.
5634 * tree-pretty-print.c (dump_generic_node): Do not handle
5635 CHANGE_DYNAMIC_TYPE_EXPR.
5636 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5637 * tree-ssa-operands.c (get_expr_operands): Likewise.
5638 * tree-ssa-structalias.c (struct variable_info): Remove
5639 no_tbaa_pruning member.
5640 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5641 (unify_nodes): Do not copy it.
5642 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5643 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5644 (set_uids_in_ptset): Do not check it.
5645 (find_what_var_points_to): Likewise.
5646 (compute_tbaa_pruning): Remove.
5647 (compute_points_to_sets): Do not call it.
5648 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5649 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5650 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5651 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5652 (DECL_NO_TBAA_P): Likewise.
5653 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5654 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5655 (expand_omp_atomic_pipeline): Do not set it.
5656 * print-tree.c (print_node): Do not dump it.
5657 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5660 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5663 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5666 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5668 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5671 2009-05-22 Ben Elliston <bje@au.ibm.com>
5673 * Makefile.in (bversion.h, s-bversion): New targets.
5674 (TOPLEV_H): Add bversion.h.
5675 * toplev.h: Include "bversion.h".
5676 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5677 the __format__ attribute only if compiling with the same version
5678 of GCC as the sources (the "build version").
5680 2009-05-22 Ben Elliston <bje@au.ibm.com>
5682 * c-format.c (handle_format_attribute): Fix comment typo.
5684 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5687 * config/ia64/ia64.opt (mfused-madd): New.
5688 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5689 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5690 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5691 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5692 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5693 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5694 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5695 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5696 instruction if !TARGET_FUSED_MADD.
5697 (fpma, fpms): Remove colon from name.
5699 2009-05-22 Richard Guenther <rguenther@suse.de>
5701 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5702 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5703 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5705 (create_expression_by_pieces): Only convert if necessary.
5706 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5707 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5709 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5711 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5712 regular pattern from a template and rename it ...
5713 (*extzv_truncsi_exts): ... to this.
5715 2009-05-21 Richard Guenther <rguenther@suse.de>
5717 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5718 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5719 (cgraph_default_inline_p): Likewise.
5720 (cgraph_decide_inlining_incrementally): Likewise.
5722 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5723 Uros Bizjak <ubizjak@gmail.com>
5725 * config/i386/cpuid.h (bit_MOVBE): New.
5727 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5729 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5730 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5731 (ix86_handle_option): Handle OPT_mmovbe.
5732 (ix86_target_string): Add -mmovbe.
5733 (pta_flags): Add PTA_MOVBE.
5734 (processor_alias_table): Add PTA_MOVBE to "atom".
5735 (override_options): Handle PTA_MOVBE.
5737 * config/i386/i386.h (TARGET_MOVBE): New.
5739 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5740 (*bswapsi_movbe): New.
5741 (*bswapdi_movbe): Likewise.
5742 (bswapdi2): Renamed to ...
5744 (bswapdi2): New expander.
5746 * config/i386/i386.opt (mmovbe): New.
5748 * doc/invoke.texi: Document -mmovbe.
5750 2009-05-21 Taras Glek <tglek@mozilla.com>
5752 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5753 * gcc-plugin.h (plugin_init): Updated signature.
5754 * gcc-plugin.h (plugin_name_args): Moved to this header.
5755 * doc/plugins.texi (plugin_init): Updated documention to reflect
5757 * doc/plugins.texi (plugin_name_args): Added to documention.
5759 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5761 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5762 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5764 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5766 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5767 JUMP_TABLE_DATA_P predicates where applicable.
5768 * config/i386/predicates.md: Ditto.
5769 * config/i386/sse.md: Ditto.
5771 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5773 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5774 operand2 -128 override length_immediate attribute to 1.
5775 * config/i386/predicates.md (constm128_operand): New predicate.
5777 * config/i386/i386.c (memory_address_length): Handle %r12
5778 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5780 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5781 mode look through optional ZERO_EXTEND and SUBREG.
5782 * config/i386/i386.md (R12_REG): New define_constant.
5783 (prefix_data16): For sse unit set also for MODE_TI insns.
5784 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5785 insns set if operand 1 is ext_QIreg_operand.
5786 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5787 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5789 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5790 mode from MODE_DI to MODE_SI.
5791 (movdi_1_rex64): Override modrm and length_immediate attributes
5792 only for movabs (TYPE_IMOV, alternative 2).
5793 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5794 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5795 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5796 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5797 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5798 prefix_rex attribute if DImode.
5799 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5800 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5801 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5802 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5803 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5804 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5805 Likewise. For TYPE_IMOV clear length_immediate attribute.
5806 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5807 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5808 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5809 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5810 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5811 or one operand TYPE_ISHIFT.
5812 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5813 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5814 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5815 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5816 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5817 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5818 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5819 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5820 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5821 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5822 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5823 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5824 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5825 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5826 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5827 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5828 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5829 set mode attribute, don't override length attribute.
5830 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5832 (return_internal_long): Set length attribute to 2 instead of 1.
5833 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5834 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5835 prefix_rex attribute.
5836 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5838 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5840 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5842 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5844 2009-05-20 Ian Lance Taylor <iant@google.com>
5846 * tree.c (build_tree_list_vec_stat): New function.
5847 (ctor_to_vec): New function.
5848 (build_nt_call_vec): New function.
5849 (build_call_array): Change args to be a const pointer.
5850 (build_call_vec): New function.
5851 * tree.h (build_nt_call_vec): Declare.
5852 (build_tree_list_vec_stat): Declare.
5853 (build_tree_list_vec): Define.
5854 (build_call_array): Update declaration.
5855 (build_call_vec): Declare.
5856 (ctor_to_vec): Declare.
5857 * c-common.c (tree_vector_cache): New static variable.
5858 (make_tree_vector): New function.
5859 (release_tree_vector): New function.
5860 (make_tree_vector_single): New function.
5861 (make_tree_vector_copy): New function.
5862 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5863 (make_tree_vector_single, make_tree_vector_copy): Declare.
5864 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5865 (c_parser_expr_list): Don't manage cache here, instead call
5867 (c_parser_release_expr_list): Remove static function.
5868 (c_parser_vec_to_tree_list): Remove static function.
5869 (c_parser_attributes): Call build_tree_list_vec instead of
5870 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5871 c_parser_release_expr_list.
5872 (c_parser_postfix_expression_after_primary): Likewise.
5873 (c_parser_objc_keywordexpr): Likewise.
5875 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5877 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5878 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5879 TARGET_CONVERT_TO_TYPE.
5880 * hooks.c (hook_tree_const_tree_null): Define.
5881 * hooks.h (hook_tree_const_tree_null): Declare.
5882 * target.h (struct gcc_target): Add invalid_parameter_type,
5883 invalid_return_type, promoted_type, and convert_to_type fields.
5884 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5885 (TARGET_INVALID_RETURN_TYPE): Define.
5886 (TARGET_PROMOTED_TYPE): Define.
5887 (TARGET_CONVERT_TO_TYPE): Define.
5888 (TARGET_INITIALIZER): Update for new fields.
5889 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5890 (grokparms): Check targetm.invalid_parameter_type.
5891 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5892 * c-convert.c (convert): Check targetm.convert_to_type.
5894 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5896 * config/mips/mips.md (*extenddi_truncate<mode>,
5897 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5899 (*extendhi_truncateqi): New define_insn_and_sptit.
5901 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5904 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5905 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5907 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5909 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5910 the operand of VIEW_CONVERT_EXPR.
5912 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5914 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5915 extended family and model for Intel processors. Support Intel Atom.
5917 2009-05-20 Olivier Hainque <hainque@adacore.com>
5919 * gstab.h (stab_code_type): Define, to be used instead of the
5920 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5922 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5923 occurrences by stab_code_type.
5924 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5926 2009-05-20 Martin Jambor <mjambor@suse.cz>
5928 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5929 (sra_insert_before): Likewise.
5930 (sra_insert_after): Likewise.
5931 (sra_init_cache): Likewise.
5932 (sra_type_can_be_decomposed_p): Likewise.
5933 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5934 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5935 (sra_insert_before): Likewise.
5936 (sra_insert_after): Likewise.
5937 (sra_init_cache): Likewise.
5938 (insert_edge_copies_seq): Made static and moved upwards.
5940 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5943 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5945 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5946 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5949 2009-05-20 Richard Guenther <rguenther@suse.de>
5951 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5952 with mismatched comparison modes.
5954 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5956 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5957 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5958 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5959 with shifts for Thumb2.
5960 (orsi_notsi): New for orn.
5961 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5962 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5963 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5964 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5965 Don't invert remainder for IOR.
5967 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5969 PR tree-optimization/40087
5970 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5971 number_of_iterations_ne): Rename never_infinite argument.
5972 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5973 number_of_iterations_le): Handle pointer-type ivs when
5974 exit_must_be_taken is false.
5975 (number_of_iterations_cond): Do not always assume that
5976 exit_must_be_taken if the control variable is a pointer.
5978 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5980 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5981 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5983 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5985 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5986 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5988 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5991 * c.opt (Wlogical-op): Disabled by default.
5992 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5994 * doc/invoke.texi (Wlogical-op): Likewise.
5996 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5998 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6000 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6001 Propagate the type of the first operand.
6002 <ASSERT_EXPR>: Simplify.
6003 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6004 Rewrite using the RHS code as discriminant.
6005 <NOP_EXPR>: Turn into CASE_CONVERT.
6006 <PLUS_EXPR>: Propagate the type of the first operand.
6008 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6010 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6011 (ia64_dconst_0_375): New.
6012 * config/ia64/ia64.c (ia64_override_options): Remove
6013 -minline-sqrt-min-latency warning.
6014 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6015 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6016 * config/ia64/ia64.md (*sqrt_approx): Remove.
6017 (sqrtsf2): Remove #if 0.
6018 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6019 (sqrtdf): Remove assert.
6020 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6021 (sqrtxf2): Remove #if 0.
6022 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6023 * div.md (sqrt_approx_rf): New.
6024 (sqrtsf2_internal_thr): New implementation.
6025 (sqrtsf2_internal_lat): New.
6026 (sqrtdf2_internal_thr: New implementation.
6027 (sqrtxf2_internal): New implementation.
6029 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6030 Hans-Peter Nilsson <hp@axis.com>
6032 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6033 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6034 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6035 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6036 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6037 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6038 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6039 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6040 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6041 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6042 * c-common.c: ...from here.
6044 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6046 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6048 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6050 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6052 2009-05-19 Ben Elliston <bje@au.ibm.com>
6054 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6055 assignments with memcpy calls.
6056 (add_fdes): Likewise.
6057 (binary_search_unencoded_fdes): Likewise.
6058 (linear_search_fdes): Eliminate type puns.
6060 2009-05-19 Richard Guenther <rguenther@suse.de>
6062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6063 not falsely claim to have propagated into all uses.
6065 2009-05-19 Ben Elliston <bje@au.ibm.com>
6067 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6070 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6072 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6073 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6074 (TARGET_LEGITIMATE_ADDRESS_P): New.
6075 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6076 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6078 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6081 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6082 child of the containing namespace's DIE.
6084 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6086 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6087 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6088 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6091 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6094 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6095 gen_align with gen_pad.
6096 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6097 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6099 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6100 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6102 * config/i386/i386.md (align): Renamed to ...
6103 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6104 ASM_OUTPUT_MAX_SKIP_PAD.
6106 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6108 * config.gcc: Fix variable syntax.
6111 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6112 before calling exact_log2.
6113 (output_iorsi3): Likewise.
6114 (output_xorsi3): Likewise.
6116 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6118 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6119 for the none zero constant operand except for EQ and NE
6120 comprisons even when the first operand is R0.
6122 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6124 * config/s390/2064.md: Remove trailing whitespaces.
6125 * config/s390/2084.md: Likewise.
6126 * config/s390/constraints.md: Likewise.
6127 * config/s390/fixdfdi.h: Likewise.
6128 * config/s390/libgcc-glibc.ver: Likewise.
6129 * config/s390/s390-modes.def: Likewise.
6130 * config/s390/s390-protos.h: Likewise.
6131 * config/s390/s390.c: Likewise.
6132 * config/s390/s390.h: Likewise.
6133 * config/s390/s390.md: Likewise.
6134 * config/s390/tpf-unwind.h: Likewise.
6136 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6138 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6140 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6143 * configure.ac (m68k-*-*): Check if binutils support TLS.
6144 * configure: Regenerate.
6145 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6146 * config/m68k/constraints.md (Cu): New constraint.
6147 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6148 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6149 (movsi): Handle TLS symbols.
6150 (addsi3_5200): Handle XTLS symbols, indent.
6151 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6152 (m68k_tls_reference_p): Declare.
6153 (m68k_legitimize_address): Declare.
6154 (m68k_unwrap_symbol): Declare.
6155 * config/m68k/m68k.opt (mxtls): New option.
6156 * config/m68k/m68k.c (ggc.h): Include.
6157 (m68k_output_dwarf_dtprel): Implement hook.
6158 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6159 (m68k_expand_prologue): Load GOT pointer when function needs it.
6160 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6161 (m68k_legitimate_constant_address_p): Same.
6162 (m68k_decompose_address): Handle TLS references.
6163 (m68k_get_gp): New static function.
6164 (enum m68k_reloc): New contants.
6165 (TLS_RELOC_P): New macro.
6166 (m68k_wrap_symbol): New static function.
6167 (m68k_unwrap_symbol): New function.
6168 (m68k_final_prescan_insn_1): New static function.
6169 (m68k_final_prescan_insn): New function.
6170 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6172 (legitimize_pic_address): Handle TLS references..
6173 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6174 (m68k_libcall_value_in_a0_p)
6175 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6176 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6177 (m68k_legitimize_tls_address): Handle TLS references.
6178 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6180 (m68k_legitimize_address): Handle TLS symbols.
6181 (m68k_get_reloc_decoration): New static function.
6182 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6184 (m68k_output_dwarf_dtprel): Implement hook.
6185 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6186 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6187 m68k_call_* routines.
6188 (sched_attr_op_type): Handle TLS symbols.
6189 (gt-m68k.h): Include.
6190 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6191 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6193 2009-05-18 Martin Jambor <mjambor@suse.cz>
6195 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6196 (visit_store_addr_for_mod_analysis): New function.
6197 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6198 (determine_cst_member_ptr): Use gimple_assign_single_p.
6199 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6200 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6201 operands. Don't check number of operands of a NOP_EXPR.
6203 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6205 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6207 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6210 * c-common.c (warn_logical_operator): Don't warn if one of
6211 expression isn't always true or false.
6213 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6215 * config/i386/biarch32.h: New file.
6216 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6218 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6220 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6221 *zero_extend<mode>_truncqi): Merge these into ...
6222 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6223 Name the pattern following this as *zero_extendhi_truncqi.
6225 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6228 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6229 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6230 (output_info): Make field HOST_WIDEST_INT.
6231 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6232 (dump_bitmat_statistics): Same.
6234 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6236 * config.gcc (use_gcc_stdint): Set to wrap.
6237 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6238 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6239 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6240 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6241 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6242 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6243 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6244 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6246 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6248 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6250 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6251 Move definitions earlier.
6252 (OPT_ARCH64, OPT_ARCH32): Define.
6253 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6256 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6259 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6262 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6264 * arm.md (movdi2): Copy non-reg values to DImode registers.
6266 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6269 * final.c (label_to_max_skip): New function.
6270 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6271 CODE_LABEL_NUMBER <= max_labelno.
6272 * output.h (label_to_max_skip): New prototype.
6273 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6274 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6275 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6276 Handle CODE_LABELs with >= 16 byte alignment or with
6277 max_skip == (1 << align) - 1.
6278 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6279 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6282 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6283 .p2align 3 if MAX_SKIP is smaller than 7.
6284 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6286 2009-05-15 Ian Lance Taylor <iant@google.com>
6288 * alias.c (struct alias_set_entry_d): Rename from struct
6289 alias_set_entry. Change all uses.
6290 * except.c (struct call_site_record_d): Rename from struct
6291 call_site_record. Change all uses.
6292 * except.h (struct eh_region_d): Rename from struct eh_region.
6294 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6296 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6297 ivtype_map_elt. Change all uses.
6298 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6300 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6301 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6303 (struct sese_d): Rename from struct sese. Change all uses.
6304 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6305 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6306 * optabs.h (struct optab_d): Rename from struct optab. Change all
6308 (struct convert_optab_d): Rename from struct convert_optab.
6310 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6311 ipa_opt_pass. Change all uses.
6312 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6315 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6316 defined as a typedef.
6317 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6320 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6323 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6325 (merge_ranges): Returns bool.
6326 * tree.h (make_range): .. to here.
6327 (build_range_check): Likewise.
6328 (merge_ranges): Likewise. Renamed from merge_ranges.
6329 * c-typeck.c (parser_build_binary_op): Update calls to
6330 warn_logical_operator.
6331 * c-common.c (warn_logical_operator): Add new warning.
6332 * c-common.h (warn_logical_operator): Update declaration.
6334 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6336 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6338 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6340 * doc/install.texi: Document MPC requirements, flags etc.
6342 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6343 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6344 Evaluate constant arguments.
6345 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6346 (fold_builtin_1): Likewise, also evaluate constant arguments.
6347 Remove superfluous break.
6348 (do_mpc_ckconv): New.
6349 * real.h: Include mpc.h.
6350 * toplev.c (print_version): Output MPC version info if available.
6352 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6354 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6356 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6358 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6361 2009-05-15 Jan Hubicka <jh@suse.cz>
6363 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6364 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6365 (try_inline): Fix return value.
6366 (cgraph_decide_inlining_incrementally): Honor new value.
6367 (cgraph_early_inlining): Handle indirect inlining.
6368 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6370 2009-05-15 Jan Hubicka <jh@suse.cz>
6372 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6373 * cgraphunit.c (cgraph_finalize_function): Set it.
6374 (cgraph_expand_function): Use it.
6376 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6378 * real.c (encode_ieee_half): Define.
6379 (decode_ieee_half): Define.
6380 (ieee_half_format): Define.
6381 (arm_half_format): Define.
6382 * real.h (ieee_half_format): Declare.
6383 (arm_half_format): Declare.
6385 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6387 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6388 swapped, and reversed optabs exist before trying to use them.
6390 2009-05-15 Paul Brook <paul@codesourcery.com>
6391 Sandra Loosemore <sandra@codesourcery.com>
6393 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6394 loads. Allow PRE_DEC.
6395 (output_move_neon): Handle PRE_DEC.
6396 (arm_print_operand): Add 'A' for neon structure loads.
6397 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6398 * config/arm/neon.md (neon_mov): Update comment.
6399 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6401 (Um): New constraint.
6403 2009-05-15 Jan Hubicka <jh@suse.cz>
6405 Revert the following patch until testsuite fallout is fixed:
6406 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6407 * cgraph.h (struct inline_summary): New filed self_wize,
6408 size_inlining_benefit, self_time and time_inlining_benefit.
6409 (struct cgraph_global_info): Replace insns by time ans size fields.
6410 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6411 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6412 (ipcp_update_callgraph): Do not touch function bodies.
6413 * ipa-inline.c: Include except.h
6414 (MAX_TIME): New constant.
6415 (overall_insns): Remove
6416 (overall_size, max_benefit): New static variables.
6417 (cgraph_estimate_time_after_inlining): New function.
6418 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6419 (cgraph_clone_inlined_nodes): Update size.
6420 (cgraph_mark_inline_edge): Update size.
6421 (cgraph_estimate_growth): Use size info.
6422 (cgraph_check_inline_limits): Check size.
6423 (cgraph_default_inline_p): Likewise.
6424 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6425 (cgraph_decide_recursive_inlining): Check size.
6426 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6428 (cgraph_decide_inlining): Likewise.
6429 (cgraph_decide_inlining_incrementally): Likewise; honor
6430 PARAM_EARLY_INLINING_INSNS.
6431 (likely_eliminated_by_inlining_p): New predicate.
6432 (estimate_function_body_sizes): New function.
6433 (compute_inline_parameters): Use it.
6434 * except.c (must_not_throw_labels): New function.
6435 * except.h (must_not_throw_labels): Declare.
6436 * tree-inline.c (init_inline_once): Kill inlining_weigths
6437 * tree-ssa-structalias.c: Avoid uninitialized warning.
6438 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6439 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6440 (PARAM_INLINE_CALL_COST): Remove.
6441 (PARAM_EARLY_INLINING_INSNS): New.
6443 2009-05-15 Richard Guenther <rguenther@suse.de>
6445 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6446 not TODO_update_ssa.
6448 2009-05-15 Richard Guenther <rguenther@suse.de>
6450 PR tree-optimization/39999
6451 * gimple.h (gimple_expr_type): Use the expression type looking
6452 through useless conversions.
6453 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6454 (vn_nary_op_insert_stmt): Likewise.
6455 (simplify_binary_expression): Likewise.
6457 2009-05-15 Richard Guenther <rguenther@suse.de>
6459 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6460 New options, enabled by default.
6461 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6463 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6464 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6465 * tree-ssa-structalias.c (gate_tree_pta): New function.
6466 (pass_build_alias): Use it.
6468 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6470 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6471 recurse on an invariant address if a conversion from a pointer
6472 type to a wider integer type is involved.
6474 2009-05-15 Jan Hubicka <jh@suse.cz>
6476 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6477 * cgraph.h (struct inline_summary): New filed self_wize,
6478 size_inlining_benefit, self_time and time_inlining_benefit.
6479 (struct cgraph_global_info): Replace insns by time ans size fields.
6480 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6481 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6482 (ipcp_update_callgraph): Do not touch function bodies.
6483 * ipa-inline.c: Include except.h
6484 (MAX_TIME): New constant.
6485 (overall_insns): Remove
6486 (overall_size, max_benefit): New static variables.
6487 (cgraph_estimate_time_after_inlining): New function.
6488 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6489 (cgraph_clone_inlined_nodes): Update size.
6490 (cgraph_mark_inline_edge): Update size.
6491 (cgraph_estimate_growth): Use size info.
6492 (cgraph_check_inline_limits): Check size.
6493 (cgraph_default_inline_p): Likewise.
6494 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6495 (cgraph_decide_recursive_inlining): Check size.
6496 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6498 (cgraph_decide_inlining): Likewise.
6499 (cgraph_decide_inlining_incrementally): Likewise; honor
6500 PARAM_EARLY_INLINING_INSNS.
6501 (likely_eliminated_by_inlining_p): New predicate.
6502 (estimate_function_body_sizes): New function.
6503 (compute_inline_parameters): Use it.
6504 * except.c (must_not_throw_labels): New function.
6505 * except.h (must_not_throw_labels): Declare.
6506 * tree-inline.c (init_inline_once): Kill inlining_weigths
6507 * tree-ssa-structalias.c: Avoid uninitialized warning.
6508 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6509 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6510 (PARAM_INLINE_CALL_COST): Remove.
6511 (PARAM_EARLY_INLINING_INSNS): New.
6512 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6513 (inline-call-cost): Remove.
6514 (early-inlining-insns): New.
6516 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6518 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6520 (print_int_cst_bounds_in_octal_p): Likewise.
6521 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6523 * dwarf2out.c (base_type_die): Likewise.
6524 (is_subrange_type): Delete.
6525 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6526 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6527 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6528 if the destination type is boolean.
6529 (build_range_check): Do not special-case subtypes.
6530 (fold_sign_changed_comparison): Likewise.
6531 (fold_unary): Likewise.
6532 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6533 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6534 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6535 * tree.c (subrange_type_for_debug_p): New predicate based on the
6536 former is_subrange_type.
6537 * tree.h (subrange_type_for_debug_p): Declare.
6538 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6539 (convert_affine_scev): Remove call to above function.
6540 (chrec_convert_aggressive): Likewise.
6541 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6542 false for conversions involving subtypes.
6543 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6544 (vrp_val_min): Likewise.
6545 (needs_overflow_infinity): Likewise.
6546 (extract_range_from_unary_expr): Likewise.
6548 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6550 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6551 * config/frv/frv.c: Likewise.
6552 * config/s390/s390.c: Likewise.
6553 * config/sparc/sparc.h: Likewise.
6554 * config/i386/i386.h: Likewise.
6555 * config/i386/i386.c: Likewise.
6556 * config/crx/crx.c: Likewise.
6557 * config/m68hc11/m68hc11.h: Likewise.
6558 * config/iq2000/iq2000.c: Likewise.
6559 * config/mn10300/mn10300.h: Likewise.
6560 * config/mn10300/mn10300.c: Likewise.
6561 * config/m68k/m68k.c: Likewise.
6562 * config/rs6000/rs6000.c: Likewise.
6563 * config/rs6000/xcoff.h: Likewise.
6564 * config/rs6000/linux64.h: Likewise.
6565 * config/rs6000/sysv4.h: Likewise.
6566 * config/score/score3.c: Likewise.
6567 * config/score/score7.c: Likewise.
6568 * config/score/score.c: Likewise.
6569 * config/arm/arm.md: Likewise.
6570 * config/mips/mips.c: Likewise.
6571 * config/mips/mips.md: Likewise.
6572 * config/bfin/bfin.h: Likewise.
6573 * config/pa/pa.c: Likewise.
6574 * config/pa/constraints.md: Likewise.
6576 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6577 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6578 * config/pdp11/pdp11.h: Use memory_address_p instead.
6580 2009-05-14 Ian Lance Taylor <iant@google.com>
6582 * passes.c (finish_optimization_passes): Change i to int.
6583 * plugin.c (plugins_active_p): Change event to int.
6584 (dump_active_plugins): Likewise.
6585 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6587 * tree.c (tree_range_check_failed): Change c to unsigned int.
6588 (omp_clause_range_check_failed): Likewise.
6589 (build_common_builtin_nodes): Change mode to int. Add cast.
6590 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6591 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6593 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6594 ++ or -- with a variable of enum type.
6596 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6599 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6601 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6603 * store-motion.c: Do not include params.h
6604 * Makefile.in: Fix dependencies for various files.
6606 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6608 * auto-inc-dec.c: Fix pass description, remove apparent
6609 accidental duplication.
6611 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6614 * ipa-utils.h (memory_identifier_string): Moved to ...
6615 * tree.h (memory_identifier_string): Here. Add GTY(()).
6617 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6619 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6620 in the former documentation of...
6621 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6622 * ira-conflicts.c (get_dup_num): Use address_operand.
6623 * targhooks.c (default_legitimate_address_p): New.
6624 * targhooks.h (default_legitimate_address_p): New.
6625 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6627 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6628 * target.h (struct target): Add legitimate_address_p.
6629 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6630 (TARGET_INITIALIZER): Include it.
6632 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6633 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6634 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6635 (TARGET_LEGITIMATE_ADDRESS_P): New.
6637 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6638 (REG_OK_STRICT_P): Delete.
6639 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6640 (frv_legitimate_address_p_1): ... this.
6641 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6642 (frv_legitimate_address_p_1): ... the renamed old
6643 frv_legitimate_address_p.
6644 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6645 (TARGET_LEGITIMATE_ADDRESS_P): New.
6647 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6648 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6649 * config/s390/s390.c (legitimate_address_p): Rename to...
6650 (s390_legitimate_address_p): ... this, make static.
6651 (legitimize_address): Adjust call.
6652 (TARGET_LEGITIMATE_ADDRESS_P): New.
6653 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6655 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6656 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6657 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6658 (TARGET_LEGITIMATE_ADDRESS_P): New.
6660 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6661 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6662 * config/spu/spu.c (spu_legitimate_address): Rename to...
6663 (spu_legitimate_address_p): ... this, make static.
6664 (TARGET_LEGITIMATE_ADDRESS_P): New.
6666 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6667 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6668 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6669 (sparc_legitimate_address_p): ... this, make static and return bool.
6670 (legitimize_address): Adjust call.
6671 (TARGET_LEGITIMATE_ADDRESS_P): New.
6673 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6674 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6675 * config/i386/i386.c (legitimate_address_p): Rename to...
6676 (ix86_legitimate_address_p): ... this, make static.
6677 (constant_address_p): Move after it, adjust call.
6678 (TARGET_LEGITIMATE_ADDRESS_P): New.
6680 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6681 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6682 * config/avr/avr.c (legitimate_address_p): Rename to...
6683 (avr_legitimate_address_p): ... this, make static.
6684 (legitimize_address): Adjust call.
6685 (TARGET_LEGITIMATE_ADDRESS_P): New.
6687 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6688 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6689 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6690 (TARGET_LEGITIMATE_ADDRESS_P): New.
6692 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6693 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6694 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6695 (TARGET_LEGITIMATE_ADDRESS_P): New.
6697 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6698 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6700 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6702 (TARGET_LEGITIMATE_ADDRESS_P): New.
6704 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6705 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6707 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6709 (m68hc11_legitimate_address_p): ... this, make static.
6710 (go_if_legitimate_address_internal): Rename to...
6711 (m68hc11_legitimate_address_p_1): ... this.
6712 (legitimize_address): Adjust call.
6713 (TARGET_LEGITIMATE_ADDRESS_P): New.
6715 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6716 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6717 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6718 (TARGET_LEGITIMATE_ADDRESS_P): New.
6720 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6721 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6722 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6723 (mn10300_legitimate_address_p): ... this, make static.
6724 (TARGET_LEGITIMATE_ADDRESS_P): New.
6726 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6727 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6728 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6729 (TARGET_LEGITIMATE_ADDRESS_P): New.
6731 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6732 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6733 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6734 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6735 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6736 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6737 (rs6000_legitimate_address_p): ... this, make static.
6738 (TARGET_LEGITIMATE_ADDRESS_P): New.
6739 (REG_MODE_OK_FOR_BASE_P): Delete.
6740 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6742 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6743 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6745 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6746 static, adjust types.
6747 (TARGET_LEGITIMATE_ADDRESS_P): New.
6749 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6750 * config/score/score.c (score_address_p): Rename to...
6751 (score_legitimate_address_p): ... this.
6752 (TARGET_LEGITIMATE_ADDRESS_P): New.
6753 * config/score/score3.c (score3_address_p): Rename to...
6754 (score3_legitimate_address_p): ... this.
6755 * config/score/score7.c (score7_address_p): Rename to...
6756 (score7_legitimate_address_p): ... this.
6758 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6759 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6760 GO_IF_LEGITIMATE_ADDRESS): Delete.
6761 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6762 thumb2_legitimate_address_p): Delete.
6763 (arm_legitimate_address_p): Rename to...
6764 (arm_legitimate_address_outer_p): ... this.
6765 * config/arm/constraints.md ("Uq"): Adjust call.
6766 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6767 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6769 (arm_legitimate_address_outer_p): ... this.
6770 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6772 (TARGET_LEGITIMATE_ADDRESS_P): New.
6774 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6775 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6776 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6777 (TARGET_LEGITIMATE_ADDRESS_P): New.
6779 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6780 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6781 * config/vax/vax.c (legitimate_address_p): Rename to...
6782 (vax_legitimate_address_p): ... this, make static.
6783 (TARGET_LEGITIMATE_ADDRESS_P): New.
6785 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6786 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6787 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6788 (TARGET_LEGITIMATE_ADDRESS_P): New.
6790 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6791 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6792 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6793 (mmix_legitimate_address_p): ... this, make static.
6794 (TARGET_LEGITIMATE_ADDRESS_P): New.
6796 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6797 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6798 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6799 (TARGET_LEGITIMATE_ADDRESS_P): New.
6801 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6803 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6804 of MODE_COMPLEX_INT.
6806 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6808 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6809 LCT_NORMAL in function call.
6810 * mips-tdump.c (print_file_desc): Add cast to enum type.
6811 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6812 (mark_stabs): Add casts to enum types.
6813 (parse_stabs_common): Add casts to enum types.
6815 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6817 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6818 Check for invalid values of LETTER.
6820 2009-05-13 Taras Glek <tglek@mozilla.com>
6822 * attribs.c (register_attribute): moved out attribute registration
6823 into register_attribute.
6824 * doc/plugins.texi: Documented register_attribute and
6826 * gcc-plugin.h: Added forward decl for register_attribute.
6827 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6828 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6829 PLUGIN_ATTRIBUTES boilerplate.
6831 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6833 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6834 values even in sentinel and empty entries.
6835 (ms_printf_flag_specs): Likewise.
6836 (ms_scanf_flag_specs): Likewise.
6837 (ms_strftime_flag_specs): Likewise.
6838 (ms_print_char_table): Likewise.
6839 (ms_scan_char_table): Likewise.
6840 (ms_time_char_table): Likewise.
6842 2009-05-13 Doug Kwan <dougkwan@google.com>
6844 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6846 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6848 * config/mips/mips.md (store): Add attributes for QI and HI.
6850 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6851 (truncdi<mode>2): ... this new pattern.
6853 2009-05-13 Brad Hards <bradh@kde.org>
6855 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6857 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6858 Ben Elliston <bje@au.ibm.com>
6861 * dse.c (check_mem_read_rtx): Guard against width == -1.
6863 2009-05-13 Michael Matz <matz@suse.de>
6866 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6867 (trivially_conflicts_p): New function.
6868 (insert_backedge_copies): Use it.
6870 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6872 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6873 (handle_stdc_pragma): Use new enum constant names.
6874 (handle_pragma_float_const_decimal64): Ditto.
6876 2009-05-13 Ian Lance Taylor <iant@google.com>
6878 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6881 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6883 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6884 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6886 * config/m68k/m68k.h (FL_UCLINUX): Define.
6888 2009-05-13 Jan Hubicka <jh@suse.cz>
6890 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6892 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6894 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6895 unless -fschedule-insns is specified.
6897 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6900 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6901 TARGET_EXPAND_CBRANCHDI4.
6902 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6903 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6904 (cmpeqdi): Fix comment.
6906 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6908 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6909 (sh_legitimate_address_p): Likewise.
6910 * config/sh/sh.c (sh_legitimate_index_p): New.
6911 (sh_legitimate_address_p): Likewise.
6912 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6913 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6914 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6915 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6916 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6917 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6918 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6919 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6920 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6922 2009-05-12 Jan Hubicka <jh@suse.cz>
6924 * tree-inline.c (estimate_operator_cost): Add operands;
6925 when division happens by constant, it is cheap.
6926 (estimate_num_insns): Loads and stores are not having cost of 0;
6927 EH magic stuff is cheap; when computing runtime cost of switch,
6928 use log2 base of amount of its cases; builtin_expect has cost of 0;
6929 compute cost for moving return value of call.
6930 (init_inline_once): Initialize time_based flags.
6931 * tree-inline.h (eni_weights_d): Add time_based flag.
6933 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6935 * df-core.c: Update head documentation.
6937 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6940 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6941 shadowing exisiting variable op1.
6943 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/driver-i386.c (processor_signatures): New enum.
6947 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6948 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6949 processor signature to detect geode processor.
6951 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6955 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6957 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6958 causes spurious differences between trunk and cond-optab branch.
6960 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6962 * dojump.c (compare_from_rtx): Delete.
6963 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6964 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6965 if the comparison does not satisfy the predicate; test predicates for
6966 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6967 further if one existing pattern fails.
6968 * expr.h (compare_from_rtx): Delete.
6969 (prepare_operand): Declare it.
6970 * optabs.c: Change "lib call" to "libcall" throughout.
6971 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6972 HAVE_conditional_trap, emit_cmp_insn): Delete.
6973 (can_compare_p): Delete cmp_optab case.
6974 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6975 Accept other parameters by value.
6976 (prepare_operand): Make non-static.
6977 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6978 other parameters by value. Try to widen operands here based on
6979 an optab_methods argument and looking at cbranch_optab.
6980 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6981 loop. Use cbranch_optab directly.
6982 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6983 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6985 (emit_conditional_move, emit_conditional_add): Inline what's needed
6986 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6987 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6988 with COMPARE. Move cmov_optab and cstore_optab above
6989 with cbranch_optab, move cmp_optab down with ucmp_optab,
6990 remove tst_otpab. Do not initialize trap_rtx.
6991 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6992 for trap code. Do not check HAVE_conditional_trap. Use
6993 prepare_cmp_insn. Accept no predicate for operand 3.
6994 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6995 (OTI_ctrap, ctrap_optab): New.
6996 (tst_optab): Delete.
6997 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6998 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6999 with lookup of ctrap_optab.
7000 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7004 * combine.c (combine_simplify_rtx, simplify_set): Do not
7005 special case comparing against zero for cc0 machines.
7006 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7007 COMPARE on cc0 machines.
7008 (simplify_relational_operation): Return a new expression when
7009 a COMPARE could be removed.
7010 * final.c (final_scan_insn): Compare cc_status values
7011 against LHS of a (compare FOO (const_int 0)) cc0 source.
7012 Also check if cc_status.value is the full compare.
7014 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7015 (cstoreMM4): Document.
7016 (conditional_trap): Document ctrapMM4 instead.
7017 (sync_compare_and_swapMM): Refer to cbranchcc4.
7018 (Dependent Patterns): Eliminate obsolete information referring to
7019 the old jump optimization phase.
7020 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7021 of compares with 0 on cc0 machines.
7022 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7023 avoiding references to cc0. Remove text about storing operands
7025 * doc/tm.texi (Condition Codes): Include blurb on different
7026 condition code representations, separate into subsections for
7027 CC0, MODE_CC and conditional execution.
7029 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7030 alpha_emit_setcc): Accept operands and a machine mode.
7031 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7032 Get code/op0/op1 from operands, use machine mode argument
7033 instead of alpha_compare.fp_p. Emit the branch here.
7034 (alpha_emit_setcc): Likewise, and return boolean.
7035 (alpha_emit_conditional_move): Likewise. Assert that
7036 cmp_op_mode == cmp_mode, and simplify accordingly.
7037 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7038 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7039 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7041 (stack probe test): Use cbranchdi4.
7042 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7044 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7045 * config/arc/arc.h (movsicc, movsfcc): Use it.
7046 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7047 (cbranchsi4, cstoresi4): New.
7048 (cmpsi, bCC and sCC expanders): Remove.
7050 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7051 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7052 * config/arm/predicates.md (arm_comparison_operator): Only include
7053 floating-point operators if there is a hardware floating-point unit.
7054 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7055 deferring to cbranch_cc and cstore_cc respectively.
7056 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7057 cbranch_cc, cstore_cc): New.
7058 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7060 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7062 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7063 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7065 (adjust_insn_length): Adjust calls.
7066 (avr_reorg): Handle (compare (foo) (const_int 0)).
7067 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7068 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7069 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7070 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7072 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7073 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7075 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7076 (cbranchsi4, cstorebi4, cstoresi4): New.
7077 (movbisi): This insn is duplicate, split it to zero_extend.
7078 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7079 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7080 (bfin_optimize_loop): Use cbranch expander.
7081 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7082 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7083 (bfin_bimode_comparison_operator): ... this.
7084 (bfin_direct_comparison_operator): New.
7086 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7087 inside (compare FOO (const_int 0)).
7088 (cris_rtx_costs): Handle ZERO_EXTRACT.
7089 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7090 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7091 (*tstdi_v32): Delete.
7092 (*cmpdi_non_v32): Add M alternative for operand 1.
7093 (cmpsi, cmp<mode>): Make private.
7094 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7096 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7098 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7099 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7100 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7101 (cc_reg_operand): New.
7103 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7104 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7105 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7106 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7107 crx_expand_scond): Delete.
7109 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7111 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7112 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7114 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7115 cstoresi4, cstoresf4, cstoredf4): New.
7116 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7117 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7118 Receive the entire operands array.
7119 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7120 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7121 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7122 Get test/op0/op1 from the operands array.
7123 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7125 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7126 (h8300_expand_store): New.
7127 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7129 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7130 (h8300_expand_store): New.
7131 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7132 or do not try to produce (set (cc0) REG).
7133 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7134 change a compare into a move to a scratch register. Disable some
7135 peepholes when comparing with zero.
7136 (tstsi, tsthi, tstsi, cmpqi): Make private.
7139 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7142 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7143 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7144 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7145 (ix86_emit_i387_log1p): Use cbranchxf2.
7146 (ix86_expand_setcc): Return void.
7147 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7148 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7149 cmp<MODEF>, cmpcc): Remove.
7150 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7151 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7152 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7153 (sCC and bCC expanders): Remove.
7154 (stack_protect_test): Use cbranchcc4.
7156 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7158 (ia64_expand_compare): Accept three rtx by reference and return void.
7159 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7160 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7161 from *expr. Update *expr with the BImode comparison to do.
7162 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7163 cmptf, bCC, sCC, conditional_trap): Delete.
7164 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7165 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7166 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7167 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7168 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7170 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7171 type of last argument.
7172 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7173 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7174 use machine mode argument instead of branch_type. Remove dead
7175 code for floating-point comparisons.
7176 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7177 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7179 (cbranchsi4, cstoresi4): New.
7180 * config/iq2000/predicates.md (reg_or_const_operand): New.
7182 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7183 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7184 (b<code>_op): Rewrite to...
7185 (bcc_op): ... this, using match_operator.
7186 (s<code>_op): Rewrite to...
7187 (scc_op): ... this, using match_operator.
7188 (s<code>_24_op): Rewrite to...
7189 (scc_op_24): ... this, using match_operator.
7190 (s<code>_<mode>): Rewrite to...
7191 (cstore<mode>4): ... this, using match_operator.
7192 (s<code>_<mode>_24): Rewrite to...
7193 (cstore<mode>4_24): ... this, using match_operator.
7194 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7195 m32c_unpend_compare, m32c_expand_scc): Delete.
7196 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7197 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7198 (m32c_expand_movcc): Change NE to EQ if necessary.
7199 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7201 * config/m32r/m32r-protos.h (gen_cond_store): New.
7202 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7203 (gen_cond_store): New, from sCC patterns.
7204 (m32r_expand_block_move): Use cbranchsi4.
7205 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7206 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7207 (cbranchsi4, cstoresi4): New.
7209 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7211 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7212 (m68hc11_notice_update_cc): Look into a compare with 0.
7213 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7215 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7216 cmphi, cmpqi, bCC): Delete.
7217 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7218 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7219 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7222 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7223 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7224 * config/m68k/constraints.md (H): New.
7225 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7226 the define_insn below.
7227 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7228 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7229 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7230 patterns): Wrap RHS with COMPARE.
7231 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7232 (*cmpdi_internal): Name this pattern.
7233 (cmpdi): Change to define_insn.
7234 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7235 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7236 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7238 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7239 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7240 (conditional_trap): Change to...
7241 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7242 (*conditional_trap): Use the ordered_comparison_operator and
7243 const1_operand predicates.
7244 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7245 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7246 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7247 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7249 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7250 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7251 (mcore_gen_compare): New.
7252 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7253 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7254 (mcore_gen_compare): ... this.
7255 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7256 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7257 (stack probe pattern): Use cbranchsi4.
7259 * config/mips/predicates.md (mips_cstore_operator): New.
7260 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7261 * config/mips/mips.md (any_cond): Delete.
7262 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7264 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7265 fixuns_truncsfdi2): Use cbranch patterns.
7266 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7267 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7268 Adjust call to mips_expand_conditional_branch.
7269 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7271 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7272 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7273 * config/mips/mips.c (cmp_operands): Delete.
7274 (mips_emit_compare): Get comparison operands from *op0/*op1.
7275 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7276 that it succeeds. Use op0/op1 instead of cmp_operands.
7277 (mips_expand_conditional_branch, mips_expand_conditional_move,
7278 mips_expand_conditional_trap): Likewise.
7279 (mips_block_move_loop): Use cbranch patterns.
7280 * config/mips/mips.h (cmp_operands): Delete.
7282 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7283 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7284 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7285 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7286 (*cmpcc_folded): Rename to...
7287 (*cmpdi_folded): this.
7288 (*cmpcc): Rename to...
7290 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7293 (cbranchdf4): New. Handle invalid comparisons here.
7294 * config/mmix/predicates.md (float_comparison_operator): New.
7296 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7297 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7298 * config/mn10300/mn10300.md (tst): Delete.
7299 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7300 Name these patterns and wrap RHS in a compare.
7301 (*cmpsi): Make this pattern private. Include tst.
7302 (*cmpsf): Make this pattern private.
7303 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7304 (compare with zero peepholes): Likewise.
7306 (cbranchsi4, cbranchsf4): New.
7307 (casesi): Use cbranchsi4.
7309 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7310 hppa_branch_type): Delete.
7311 (return_addr_rtx): Use cbranchsi4.
7312 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7313 Emit CCFPmode comparison here.
7314 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7315 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7316 hppa_branch_type): Delete.
7317 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7318 (movsicc, movdicc): Remove references to hppa_compare_op0,
7319 hppa_compare_op1 and compare_from_rtx.
7320 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7321 (casesi): Use cbranchsi4.
7323 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7324 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7325 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7326 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7327 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7329 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7330 (*branch, *branch_inverted): New.
7332 * config/picochip/picochip.md (cbranchhi4): Use
7333 ordered_comparison_operator.
7334 (cmphi, bCC): Remove.
7336 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7337 (trap_comparison_operator): Delete.
7338 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7339 rs6000_emit_cbranch): Accept mode and operands.
7340 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7341 rs6000_compare_fp_p): Delete.
7342 (rs6000_generate_compare): Accept mode and comparison. Extract code
7343 and op0/op1 from there. Replace references to rs6000_compare_op0
7344 and rs6000_compare_op1.
7345 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7346 extract result from passed operands.
7347 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7348 extract loc from passed operands.
7349 (rs6000_emit_cmove): Likewise.
7350 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7351 rs6000_compare_fp_p): Delete.
7352 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7353 (cbranch<GPR>4, cbranch<FP>4): New.
7354 (cstore<mode>4): New. Consolidate here all choices about when to use
7355 portable or specialized sCC sequences.
7356 (stack_protect_test): Use cbranchsi4.
7357 (conditional_trap): Replace with ctrap<GPR>4.
7358 (conditional trap insn): Replace trap_comparison_operator with
7359 ordered_comparison_operator.
7361 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7362 (s390_emit_prologue): Use ctrap.
7363 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7364 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7365 New predicates replacing...
7366 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7367 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7368 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7369 (add<mode>cc): Do not use s390_compare_op0/op1.
7370 (s<code>): Change to...
7371 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7373 (cstorecc4): ... this. Handle EQ or NE equally.
7374 (*sne): Un-privatize for use in cstorecc4.
7375 (b<code>): Change to...
7376 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7377 (conditional_trap): Replace with...
7378 (ctrap<GPR>4, ctrap<FP>4): ... these.
7379 (stack_protect): Use cbranchcc4.
7381 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7382 * config/score/score-protos.h (score_gen_cmp): Delete.
7383 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7384 (score_block_move-loop): Use cbranchsi4.
7385 * config/score/score.md (cbranchsi4): New.
7386 (cmpsi, bCC): Delete.
7387 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7388 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7389 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7390 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7391 * config/score/score3.h (score3_gen_cmp): Delete.
7392 * config/score/score7.h (score7_gen_cmp): Delete.
7394 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7395 (sh_emit_scc_to_t): ... this. Return void.
7396 (from_compare): Rename to...
7397 (sh_emit_compare_and_branch): ... this.
7398 (sh_emit_compare_and_set): New.
7399 (sh_expand_t_scc): Accept operands.
7400 * config/sh/predicates.md (sh_float_comparison_operator): New.
7401 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7402 (prepare_scc_operands): Rename to...
7403 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7405 (sh_emit_cheap_store_flag): New.
7406 (sh_emit_set_t_insn): New.
7407 (from_compare): Rename to...
7408 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7409 handling of TARGET_SH2E floating point to avoid recursive call.
7410 Generate branch here.
7411 (sh_emit_compare_and_set): New.
7412 (sh_expand_t_scc): Get op0/op1 from arguments.
7413 (sh_emit_cheap_store_flag): New.
7414 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7416 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7417 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7418 (movsicc, movdicc): Do nothing when it recreated operands from
7419 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7420 prepare_scc_operands (now sh_emit_scc_to_t).
7421 (udivdi3): Use cstoresi4.
7422 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7423 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7424 (cbranchint4_media, cbranchfp4_media): New.
7425 (casesi): Use cbranchdi4.
7426 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7428 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7429 (movnegt): Remove second operand.
7430 (cbranchsf4, cbranchdf4): New.
7431 (stack_protect): Use cbranchdi4/cbranchsi4.
7433 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7434 (gen_compare_reg): Accept comparison, extract part of it to...
7435 (gen_compare_reg_1): ... this.
7436 (gen_compare_operator): Delete.
7437 (gen_v9_scc): Accept separate destination, comparison code and arms.
7438 Do not use sparc_compare_op0/sparc_compare_op1.
7439 (emit_scc_insn, emit_conditional_branch_insn): New.
7440 (emit_v9_brxx): Make static. Remove useless assertion.
7441 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7443 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7444 * config/sparc/sparc-protos.h (gen_compare_reg,
7445 sparc_emit_float_lib_cmp): Adjust prototype.
7446 (emit_scc_insn, emit_conditional_branch_insn): New.
7447 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7448 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7449 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7450 iterators to the top.
7451 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7452 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7453 snedi_special_trunc): Delete.
7454 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7455 and snedi_special_trunc.
7456 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7457 cbranchdi4, cbranch<F:mode>4): New.
7458 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7459 here. Use gen_compare_reg instead of gen_compare_operator.
7460 (conditional_trap): Replace with...
7461 (ctrapsi4, ctrapdi4): ... this.
7462 (stack_protect_test): Use cbranchcc4.
7464 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7466 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7467 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7468 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7469 from operands[0] or operands[3] depending on is_set.
7470 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7471 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7472 cmpdf, bCC), sCC: Remove.
7473 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7474 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7476 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7477 spu_emit_branch_or_set.
7479 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7481 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7482 xstormy16_compare_op1): Delete.
7483 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7484 xstormy16_compare_op1): Delete.
7485 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7487 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7488 (cmphi, cmpsi, bCC): Remove.
7490 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7491 (*cmpsi): ... this one.
7492 (cbranchsi4, cstoresi4): New.
7493 (bCC expanders): Delete.
7494 (sCC insns): Fold into...
7495 (*setcc): ... this one.
7496 (casesi): Do not use gen_cmpsi and gen_bgtu.
7497 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7498 (movsicc): Simplify.
7499 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7501 * config/vax/vax-protos.h (cond_name): New.
7502 (vax_output_conditional_branch): Remove.
7503 * config/vax/vax.c (cond_name): New.
7504 (vax_output_conditional_branch): Remove.
7505 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7506 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7507 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7508 (bit<VAXint>): Wrap source with (compare).
7509 (b<code> and following unnamed pattern): Rename to *branch and
7510 *branch_reversed. Change macroization to match_operator.
7511 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7513 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7514 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7515 Change last argument to machine_mode.
7516 (xtensa_expand_scc): Add machine_mode argument.
7517 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7518 (gen_conditional_move, xtensa_expand_conditional_branch,
7519 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7520 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7521 Adjust operand numbers.
7522 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7524 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7525 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7526 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7528 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7530 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7531 causes spurious differences between trunk and cond-optab branch.
7533 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7536 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7538 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7540 * tree.c (iterative_hash_pointer): Delete.
7541 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7542 Hash UIDs and versions of SSA names. Don't special-case built-in
7543 function declarations.
7545 2009-05-11 Ian Lance Taylor <iant@google.com>
7548 * graphite.c: Force -Wc++-compat to only be a warning before
7549 #including "cloog/cloog.h".
7551 2009-05-11 Martin Jambor <mjambor@suse.cz>
7553 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7555 2009-05-11 Jan Hubicka <jh@suse.cz>
7557 * tree-ssa-loop-ivcanon.c: Include target.h
7558 (struct loop_size): new structure.
7559 (constant_after_peeling): New predicate.
7560 (tree_estimate_loop_size): New function.
7561 (estimated_unrolled_size): Rewrite for new estimates.
7562 (try_unroll_loop_completely): Use new estimates.
7563 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7565 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7567 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7568 libcpp interface change.
7569 (spu_macro_to_expand): Likewise.
7571 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7573 PR tree-optimization/40026
7574 * gimplify.c (gimplify_init_constructor): Change initial conditional
7575 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7576 optimize_compound_literals_in_ctor.
7578 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7580 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7582 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7584 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7586 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7587 HOST_WIDE_INT for gap.
7589 2009-05-11 Ira Rosen <irar@il.ibm.com>
7591 PR tree-optimization/40074
7592 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7593 account in group size and step comparison.
7595 2009-05-11 Richard Guenther <rguenther@suse.de>
7597 * passes.c (init_optimization_passes): Strip now incorrect comment.
7598 (execute_function_todo): Do not set PROP_alias.
7599 * tree-pass.h (PROP_alias): Remove.
7600 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7601 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7602 * tree-nrv.c (pass_return_slot): Likewise.
7603 * tree-object-size.c (pass_object_sizes): Likewise.
7604 * tree-ssa-dom.c (pass_dominator): Likewise.
7605 (pass_phi_only_cprop): Likewise.
7606 * tree-ssa-dse.c (pass_dse): Likewise.
7607 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7608 (pass_cselim): Likewise.
7609 * tree-ssa-pre.c (pass_pre): Likewise.
7610 (pass_fre): Likewise.
7611 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7612 * tree-ssa-sink.c (pass_sink_code): Likewise.
7613 * tree-stdarg.c (pass_stdarg): Likewise.
7614 * tree-tailcall.c (pass_tail_calls): Likewise.
7615 * tree-vrp.c (pass_vrp): Likewise.
7617 2009-05-10 Ian Lance Taylor <iant@google.com>
7619 * basic-block.h (enum profile_status): Break out of struct
7621 * cgraph.h (struct inline_summary): Break out of struct
7623 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7624 of struct cgraph_order_sort.
7625 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7626 * cse.c (struct branch_path): Break out of struct
7627 cse_basic_block_data.
7628 * except.h (enum eh_region_type): Break out of struct eh_region.
7629 * gcc.c (enum add_del): Break out of struct modify_target.
7630 * genrecog.c (enum decision_type): Break out of struct decision_test.
7631 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7633 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7634 * regmove.c (enum match_use): New enum, broken out of struct match.
7635 * sched-int.h (enum post_call_group): New enum, broken out of
7637 (struct deps_reg): Break out of struct deps.
7638 * target.h (struct asm_int_op): Break out of struct gcc_target.
7639 * tree-eh.c (struct goto_queue_node): Break out of struct
7641 * tree-inline.h (enum copy_body_cge_which): Break out of
7643 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7645 * c-decl.c (in_struct, struct_types): New static variables.
7646 (pushtag): Add loc parameter. Change all callers.
7647 (lookup_tag): Add ploc parameter. Change all callers.
7648 (check_compound_literal_type): New function.
7649 (parser_xref_tag): Add loc parameter. Change all callers. If
7650 -Wc++-compat, warn about struct/union/enum types defined within a
7652 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7653 and loc parameters. Change all callers. Change error calls to
7654 error_at, using loc. For a redefinition, if the location of the
7655 original definition is known, report it. Set in_struct and
7656 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7657 (finish_struct): Add new parameters enclosing_in_struct and
7658 enclosing_struct_types. Change all callers. Set
7659 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7660 in the struct. If in a struct, add this struct to struct_types.
7661 (start_enum): Add loc parameter. Change all callers. Use
7662 error_at for errors, using loc. For a redefinition, if the
7663 location of the original definition is known, report it. If in a
7664 struct, add this enum type to struct_types. If -Wc++-compat warn
7665 if in sizeof, typeof, or alignof.
7666 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7667 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7668 (c_parser_enum_specifier): Get enum location for start_enum.
7669 (c_parser_struct_or_union_specifier): Get struct location for
7670 start_struct. Save in_struct and struct_types status between
7671 start_struct and finish_struct.
7672 (c_parser_cast_expression): Get location of cast.
7673 (c_parser_alignof_expression): Get location of type.
7674 (c_parser_postfix_expression): Likewise.
7675 (c_parser_postfix_expression_after_paren_type): Add type_loc
7676 parameter. Change all callers. Call check_compound_literal_type.
7677 Use type_loc for error about variable size type.
7678 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7679 of an enum constant from an enum type defined in a struct or union.
7680 (c_cast_expr): Add loc parameter. Change all callers. If
7681 -Wc++-compat, warn about defining a type in a cast.
7682 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7683 (start_enum, start_struct, finish_struct): Update declarations.
7684 (parser_xref_tag, c_cast_expr): Update declarations.
7685 (check_compound_literal_type): Declare.
7687 2009-05-11 Ben Elliston <bje@au.ibm.com>
7689 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7690 for recent libcpp interface change.
7691 (rs6000_macro_to_expand): Likewise.
7693 2009-05-10 Michael Matz <matz@suse.de>
7696 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7697 not at entry of function.
7699 2009-05-10 Richard Guenther <rguenther@suse.de>
7701 PR tree-optimization/40081
7703 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7704 using the main variant of the element type. Do not fiddle with
7705 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7707 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7708 structs with volatile fields.
7710 2009-05-10 Jan Hubicka <jh@suse.cz>
7712 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7713 (estimate_move_cost): Assert that it does not get called for
7715 (estimate_num_insns): Skip VOID types in argument handling.
7716 (optimize_inline_calls): Delete unreachable blocks and verify that
7719 2009-05-10 Jan Hubicka <jh@suse.cz>
7721 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7722 * cgraph.c (cgraph_mark_address_taken_node): New function.
7723 (dump_cgraph_node): Dump new flag.
7724 * cgraph.h (struct cgraph_node): Add address_taken.
7725 (cgraph_mark_address_taken_node): New function.
7726 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7727 since new direct calls can be born.
7729 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7731 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7734 2009-05-10 Jan Hubicka <jh@suse.cz>
7737 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7739 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7740 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7741 * tree-inline.c (copy_bb): Set frequency correctly.
7742 (fold_marked_statements): Update call to
7743 cgraph_update_edges_for_call_stmt.
7745 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7747 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7748 identifiers in diagnostics.
7749 * config/arm/arm.c (arm_handle_fndecl_attribute,
7750 arm_handle_isr_attribute): Likewise.
7751 * config/avr/avr.c (avr_handle_progmem_attribute,
7752 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7753 * config/bfin/bfin.c (handle_int_attribute,
7754 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7755 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7756 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7758 * config/darwin.c (darwin_handle_kext_attribute,
7759 darwin_handle_weak_import_attribute): Likewise.
7760 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7761 h8300_handle_eightbit_data_attribute,
7762 h8300_handle_tiny_data_attribute): Likewise.
7763 * config/i386/i386.c (ix86_handle_cconv_attribute,
7764 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7765 * config/i386/winnt.c (ix86_handle_shared_attribute,
7766 ix86_handle_selectany_attribute): Likewise.
7767 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7768 * config/m32c/m32c.c (function_vector_handler): Likewise.
7769 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7770 m68hc11_handle_fntype_attribute): Likewise.
7771 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7772 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7773 * config/mips/mips.c (mips_insert_attributes,
7774 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7775 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7776 rs6000_handle_struct_attribute): Likewise.
7777 * config/sh/sh.c (sh_insert_attributes,
7778 sh_handle_resbank_handler_attribute,
7779 sh_handle_interrupt_handler_attribute,
7780 sh2a_handle_function_vector_handler_attribute,
7781 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7783 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7784 * config/spu/spu.c (spu_handle_fndecl_attribute,
7785 spu_handle_vector_attribute): Likewise.
7786 * config/stormy16/stormy16.c
7787 (xstormy16_handle_interrupt_attribute): Likewise.
7788 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7789 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7791 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7793 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7794 (pp_translate_identifiers): New.
7795 (pp_identifier): Only conditionally translate identifier to locale
7797 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7798 (pp_base_tree_identifier): Only conditionally translate identifier
7799 to locale character set.
7800 * c-pretty-print.c (M_): Define.
7801 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7802 fragments for conditional translation with M_.
7803 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7804 identifier translation.
7806 2009-05-10 Richard Guenther <rguenther@suse.de>
7808 PR tree-optimization/40081
7809 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7810 using the main variant of the element type. Do not fiddle with
7811 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7813 2009-05-09 Jan Hubicka <jh@suse.cz>
7816 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7817 indirect calls; verify cgraph afterwards.
7819 2009-05-09 Jan Hubicka <jh@suse.cz>
7822 * ipa.c (update_inlined_to_pointer): New function.
7823 (cgraph_remove_unreachable_nodes): Use it.
7825 2009-05-09 Jan Hubicka <jh@suse.cz>
7827 * tree-eh.c (struct leh_state): Remove prev_try.
7828 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7830 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7831 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7832 remove_eh_handler_and_replace, foreach_reachable_handler,
7833 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7834 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7835 (gen_eh_region_cleanup): Update prototype.
7837 2009-05-09 Jan Hubicka <jh@suse.cz>
7840 * except.c (copy_eh_region): Always set prev_try.
7841 (redirect_eh_edge_to_label): Find outer try.
7842 (foreach_reachable_handler): When looking for prev try
7843 handle case where previous try is not going to be taken.
7845 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7847 PR tree-optimization/40049
7848 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7849 only vector/vector shifts, convert the type of the constant to the
7850 appropriate type to avoid building incorrect trees, which
7851 eventually have problems with garbage collection.
7853 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7855 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7856 -1 for complex floating-point types if honoring signed zeros.
7858 2009-05-08 Jan Hubicka <jh@suse.cz>
7860 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7861 argument; handle correctly when profile is absent.
7862 (build_cgraph_edges): Update.
7863 (rebuild_cgraph_edges): Update.
7864 * cgraph.c: Do not include varray.h.
7865 (cgraph_set_call_stmt_including_clones): New function.
7866 (cgraph_create_edge_including_clones): Likewise
7867 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7868 (cgraph_update_edges_for_call_stmt): Handle clones.
7869 (cgraph_remove_node): Handle clone tree.
7870 (cgraph_remove_node_and_inline_clones): New function.
7871 (dump_cgraph_node): Dump clone tree.
7872 (cgraph_clone_node): Handle clone tree.
7873 (clone_function_name): Bring here from tree-inline.c.
7874 (cgraph_create_virtual_clone): New function.
7875 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7876 (cgraph_clone_info): New function.
7877 (strut cgraph_node): Add clone_info and new clone tree pointers.
7878 (cgraph_remove_node_and_inline_clones,
7879 cgraph_set_call_stmt_including_clones,
7880 cgraph_create_edge_including_clones,
7881 cgraph_create_virtual_clone): Declare.
7882 (cgraph_function_versioning): Use VEC argument.
7883 (compute_call_stmt_bb_frequency): Update prototype.
7884 (cgraph_materialize_all_clones): New function.
7885 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7886 (ipcp_create_replace_map): Update to VECtors.
7887 (ipcp_update_callgraph): Use virtual clones.
7888 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7889 (ipcp_update_profiling): Do not update local profiling.
7890 (ipcp_insert_stage): Use VECtors and virtual clones.
7891 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7892 (clone_of_p): New function.
7893 (cgraph_preserve_function_body_p): Use clone tree.
7894 (cgraph_optimize): Materialize clones.
7895 (cgraph_function_versioning): Update for VECtors.
7896 (save_inline_function_body): Use clone tree.
7897 (cgraph_materialize_clone): New function.
7898 (cgraph_materialize_all_clones): Likewise.
7899 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7900 * ipa.c: Include gimple.h.
7901 (cgraph_remove_unreachable_nodes): Use clone tree.
7902 * ipa-prop.c (ipa_note_param_call): Update call to
7903 compute_call_stmt_bb_frequencycall.
7904 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7905 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7906 (copy_bb): Handle updating of clone tree; add new edge when new call
7908 (expand_call_inline): Be strict about every call having edge.
7909 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7910 (delete_unreachable_blocks_update_callgraph): New function.
7911 (tree_function_versioning): Use VECtors; always remove unreachable
7912 blocks and fold conditionals.
7913 * tree-inline.h: Do not include varray.h.
7914 (tree_function_versioning): Remove.
7915 * Makefile.in (GTFILES): Remove tree-inline.c
7916 * passes.c (do_per_function): Do only functions having body.
7917 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7920 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7921 Andrew Morrow <acm@google.com>
7924 * c-common.c (c_common_attribute_table): Permit deprecated
7925 attribute to take an optional argument.
7926 (handle_deprecated_attribute): If the optional argument to
7927 __attribute__((deprecated)) is not a string ignore the attribute
7930 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7931 * c-typeck.c (build_component_ref): Likewise.
7932 (build_external_ref): Likewise.
7934 * toplev.c (warn_deprecated_use): Add an attribute argument.
7935 Emit the message associated with __attribute__((deprecated)).
7937 * toplev.h (warn_deprecated_use): Updated.
7939 * doc/extend.texi: Document new optional parameter to
7940 __attribute__((deprecated))
7942 2009-05-08 Michael Eager <eager@eagercon.com>
7944 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7945 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7947 2009-05-08 Richard Guenther <rguenther@suse.de>
7949 PR tree-optimization/40062
7950 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7951 Avoid exponential behavior.
7953 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7955 PR rtl-optimization/33928
7957 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7958 process_uses, build_single_def_use_links): New.
7959 (update_df): Update use_def_ref.
7960 (forward_propagate_into): Use get_def_for_use instead of use-def
7962 (fwprop_init): Call build_single_def_use_links and let it initialize
7964 (fwprop_done): Free use_def_ref.
7965 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7966 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7967 df_rd_simulate_one_insn): New.
7968 (df_rd_bb_local_compute_process_def): Update head comment.
7969 (df_chain_create_bb): Use the new RD simulation functions.
7970 * df.h (df_rd_simulate_artificial_defs_at_top,
7971 df_rd_simulate_one_insn): New.
7972 * opts.c (decode_options): Enable fwprop at -O1.
7973 * doc/invoke.texi (-fforward-propagate): Document this.
7975 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7978 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7979 and one complex operand specially.
7980 * tree-complex.c (some_nonzerop): Do not identify a real value as
7981 zero if flag_signed_zeros.
7983 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7985 PR rtl-optimization/33928
7986 * loop-invariant.c (record_use): Fix && vs. || mishap.
7988 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7990 PR rtl-optimization/33928
7991 * loop-invariant.c (struct use): Add addr_use_p.
7992 (struct def): Add n_addr_uses.
7993 (struct invariant): Add cheap_address.
7994 (create_new_invariant): Set cheap_address.
7995 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7996 (record_uses): Pass df_ref to record_use.
7997 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8000 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8002 * config/sh/sh.c: Do not include c-pragma.h.
8004 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8006 * config/spu/spu.c: Remove include of c-common.h.
8008 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8011 * c-common.h (mark_valid_location_for_stdc_pragma,
8012 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8013 clear_float_const_decimal64, float_const_decimal64_p): New.
8014 * c.opt (Wunsuffixed-float-constants): New.
8015 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8016 unsuffixed float constant, handle new warning.
8017 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8018 * c-decl.c (c_scope): New flag float_const_decimal64.
8019 (set_float_const_decimal64, clear_float_const_decimal64,
8020 float_const_decimal64_p): New.
8021 (push_scope): Set new flag.
8022 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8023 to use STDC pragmas.
8024 (c_parser_external_declaration): Ditto.
8025 (c_parser_compound_statement_nostart): Ditto.
8026 * c-pragma.c (valid_location_for_stdc_pragma,
8027 mark_valid_location_for_stdc_pragma,
8028 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8029 handle_pragma_float_const_decimal64): New.
8030 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8031 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8032 set_float_const_decimal64, clear_float_const_decimal64,
8033 float_const_decimal64_p): New dummy functions.
8034 * doc/extend.texi (Decimal Float): Remove statement that the
8035 pragma, and suffix for double constants, are not supported.
8036 * doc/invoke.texi (Warning Options): List new option.
8037 (-Wunsuffixed-float-constants): New.
8039 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8041 * config/i386/i386.c: Do not include c-common.h.
8043 2009-05-07 Mark Heffernan <meheff@google.com>
8045 * doc/invoke.texi (Debugging Options): Document change of debugging
8047 * opts.c (decode_options): Make dump_base_name relative to
8048 aux_base_name directory.
8050 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8052 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8053 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8055 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8057 * Makefile.in (install-plugin): Simplify a bit.
8059 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8061 * Makefile.in (OBJS-common): Add regcprop.o.
8063 * timevar.def (TV_CPROP_REGISTERS): New.
8064 * regrename.c (regrename_optimize): Return 0.
8065 (rest_of_handle_regrename): Delete.
8066 (pass_rename_registers): Point to regrename_optimize.
8067 (struct value_data_entry, struct value_data,
8068 kill_value_one_regno, kill_value_regno, kill_value,
8069 set_value_regno, init_value_data, kill_clobbered_value,
8070 kill_set_value, kill_autoinc_value, copy_value,
8071 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8072 replace_oldest_value_reg, replace_oldest_value_addr,
8073 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8074 debug_value_data, validate_value_data): Move...
8075 * regcprop.c: ... here.
8076 (rest_of_handle_cprop): Delete.
8077 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8079 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8082 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8083 GEN_INT for 1 << bitnum.
8084 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8087 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8089 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8090 Remove wrong description of "nand" operation.
8092 2009-05-06 Richard Guenther <rguenther@suse.de>
8093 Adam Nemet <anemet@caviumnetworks.com>
8095 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8096 comment. Add that if LHS is not a gimple register, then RHS1 has
8097 to be a single object (GIMPLE_SINGLE_RHS).
8099 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8101 * expr.c (get_def_for_expr): Move it up in the file.
8102 (store_field): When expanding a bit-field store, look at the
8103 defining gimple stmt for the masking conversion.
8105 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8108 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8109 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8110 32-bit memcpy into long.
8112 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8114 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8115 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8117 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8118 instead of appending DW_OP_deref*.
8120 2009-05-06 Michael Matz <matz@suse.de>
8123 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8124 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8126 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8128 * Makefile.in (install-plugin): Fix srcdir handling.
8130 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8132 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8133 when processing for not_regs_needed bitmap.
8134 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8135 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8136 handling it for rhs.
8138 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8140 * config/i386/i386.md (unnamed inc/dec peephole): Use
8141 optimize_insn_for_size_p instead of optimize_size.
8142 * config/i386/predicates.md (incdec_operand): Likewise.
8143 (aligned_operand): Likewise.
8144 * config/i386/sse.md (divv8sf3): Likewise.
8145 (sqrtv8sf2): Likewise.
8147 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8149 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8151 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8153 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8155 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8156 ssemodesuffixf2c with avxmodesuffixf2c.
8158 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8161 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8163 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8165 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8166 (struct tree_base): Adjust spacing for 8 bit boundaries.
8167 (struct tree_decl_common): Add decl_by_reference_flag bit.
8168 (DECL_BY_REFERENCE): Adjust.
8169 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8170 print DECL_BY_REFERENCE bit.
8171 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8172 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8173 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8174 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8178 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8179 range of the type, but default label is missing, add it with one
8180 of the existing labels instead of adding a new label for it.
8182 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8186 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8188 * Makefile.in (enable_plugin, plugin_includedir): New.
8189 (install): Depend on install-plugin.
8190 (PLUGIN_HEADERS): New.
8191 (install-plugin): New.
8192 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8194 2009-05-05 Richard Guenther <rguenther@suse.de>
8196 PR tree-optimization/40022
8197 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8199 (phivn_valid_p): Fix tuplification error, simplify.
8200 (phiprop_insert_phi): Add dumps.
8201 (propagate_with_phi): Simplify.
8203 2009-05-05 Richard Guenther <rguenther@suse.de>
8206 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8208 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8210 * tree.h (strip_float_extensions): Remove duplicate declaration.
8211 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8212 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8213 block_ultimate_origin): Rearrange the declarations line to match the
8214 comment that indicates the .c file which the functions are defined.
8215 (dwarf2out_*, set_decl_rtl): Add comment.
8216 (get_base_address): Adjust comment.
8217 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8218 declarations line and add comment.
8219 (is_builtin_name): Add blank after function name, for clarity.
8221 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8223 * attribs.c (decl_attributes): Use %qE for identifiers in
8225 * cgraphunit.c (verify_cgraph_node): Translate function names to
8226 locale character set in diagnostics.
8227 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8229 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8230 Document that functions are named in UTF-8.
8231 * expr.c (expand_expr_real_1): Translate function names to locale
8232 character set in diagnostics.
8233 * gimplify.c (omp_notice_variable, omp_is_private,
8234 gimplify_scan_omp_clauses): Use %qE for identifiers in
8236 * langhooks.c (lhd_print_error_function): Translate function names
8237 to locale character set.
8238 * langhooks.h (decl_printable_name): Document that return value is
8239 in internal character set.
8240 * stmt.c: Include pretty-print.h
8241 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8243 (resolve_operand_name_1): Translate named operand name to locale
8245 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8247 * toplev.c (announce_function): Translate function names to locale
8249 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8250 (default_tree_printer): Use pp_identifier or translate identifiers
8251 to locale character set. Mark "<anonymous>" for translation.
8252 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8253 for identifiers in diagnostics.
8254 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8256 * varasm.c (output_constructor): Use %qE for identifiers in
8259 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8261 * configure.ac: use ` ` instead of $()
8262 * configure: Regenerate.
8264 2009-05-05 Ben Elliston <bje@au.ibm.com>
8266 * config/pa/linux-atomic.c: Eliminate conditional include of
8267 errno.h on non-LP64 systems to simplify build requirements.
8269 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8271 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8273 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8274 and pass value to identifier_to_locale.
8275 (warn_variable_length_array): Make name a tree.
8276 (grokdeclarator): Separate diagnostic texts for named and unnamed
8277 declarators. Use %qE for named declarators.
8278 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8280 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8281 identifiers in diagnostics.
8282 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8283 identifier_to_locale. Mark "anonymous" strings for translation.
8285 2009-05-04 Michael Eager <eager@eagercon.com>
8287 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8288 address for DImode/DFmode only if double-precision FP regs.
8290 2009-05-04 Michael Eager <eager@eagercon.com>
8292 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8293 TARGET_SINGLE_FLOAT check.
8295 2009-05-04 Michael Eager <eager@eagercon.com>
8297 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8299 2009-05-04 Michael Eager <eager@eagercon.com>
8301 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8302 * config/rs6000/t-xilinx: New
8304 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8306 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8307 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8308 * gcc/explow.c (memory_address): Use target hook.
8309 * gcc/targhooks.c (default_legitimize_address): New.
8310 * gcc/targhooks.h (default_legitimize_address): New.
8311 * gcc/target.h (legitimize_address): New.
8312 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8313 (TARGET_INITIALIZER): Include it.
8314 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8316 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8317 * config/bfin/bfin.c (legitimize_address): Remove.
8318 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8319 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8321 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8322 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8324 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8325 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8326 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8327 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8328 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8329 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8330 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8331 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8332 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8333 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8334 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8335 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8336 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8337 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8338 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8339 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8340 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8341 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8342 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8343 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8344 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8345 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8346 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8348 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8349 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8350 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8351 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8352 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8353 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8354 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8355 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8356 (thumb_legitimize_address): Delete.
8357 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8358 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8359 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8360 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8361 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8362 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8364 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8367 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8368 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8369 * config/m32r/m32r.c (m32r_legitimize_address): New.
8370 * config/m68k/m68k.c (m68k_legitimize_address): New.
8371 * config/score/score.c (score_legitimize_address): Standardize.
8372 * config/score/score3.c (score3_legitimize_address): Standardize.
8373 * config/score/score3.h (score3_legitimize_address): Adjust.
8374 * config/score/score7.c (score7_legitimize_address): Standardize.
8375 * config/score/score7.h (score7_legitimize_address): Adjust.
8376 * config/sh/sh.c (sh_legitimize_address): New.
8377 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8379 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8380 (s390_legitimize_address): ... this.
8381 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8382 (sparc_legitimize_address): ... this.
8383 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8384 (ix86_legitimize_address): ... this.
8385 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8386 (avr_legitimize_address): ... this.
8387 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8388 (mn10300_legitimize_address): ... this.
8389 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8390 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8391 (alpha_expand_mov): Adjust call.
8393 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8394 * config/spu/spu.c (spu_legitimize_address): Likewise.
8395 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8396 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8398 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8400 * intl.c (locale_encoding, locale_utf8): New.
8401 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8402 * intl.h (locale_encoding, locale_utf8): Declare.
8403 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8404 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8406 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8408 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8409 (pp_base_tree_identifier): Declare as function.
8410 (identifier_to_locale): Declare.
8411 * Makefile.in (pretty-print.o): Update dependencies.
8412 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8414 2009-05-04 Richard Guenther <rguenther@suse.de>
8417 * builtins.c (fold_builtin_memory_op): Do not decay to element
8418 type if the size matches the whole array.
8420 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8422 * expmed.c (synth_mult): When trying out a shift, pass the result
8425 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8427 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8428 (shiftsub1_cost): New.
8429 (init_expmed): Compute shiftsub1_cost.
8430 (synth_mult): Optimize multiplications by constants of the form
8431 -(2^^m-1) for some constant positive integer m.
8433 2009-05-03 Richard Guenther <rguenther@suse.de>
8436 * c-typeck.c (array_to_pointer_conversion): Do not built
8437 ADDR_EXPRs of arrays of pointer-to-element type.
8438 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8439 up wrong ADDR_EXPRs after-the-fact.
8440 * c-common.c (strict_aliasing_warning): Strip pointer
8441 conversions for obtaining the original type.
8442 * builtins.c (fold_builtin_memset): Handle array types.
8443 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8446 2009-05-03 Richard Guenther <rguenther@suse.de>
8449 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8450 Do not lose casts from array types with unknown extent to array
8451 types with known extent.
8452 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8453 alias set compatibility.
8455 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8457 * flags.h (extra_warnings): Delete.
8458 * toplev.c (process_options): Handle Wuninitialized here.
8459 * opts.c (extra_warnings): Delete.
8460 (set_Wextra): Delete.
8461 (common_handle_option): -Wextra can be handled automatically.
8462 * c-opts.c (c_common_handle_option): Delete obsolete code.
8463 (c_common_post_options): Simplify comment.
8464 * common.opt (W): Add Var.
8466 (Wuninitialized): Initialize to -1.
8468 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8469 Richard Guenther <rguenther@suse.de>
8471 * expr.c (get_def_for_expr): New function.
8472 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8473 SSA rather than trees.
8474 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8475 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8477 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8479 * c-common.c (reswords): Add _Imaginary.
8480 * c-common.c (enum rid): Add RID_IMAGINARY.
8482 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8484 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8485 Patch by Richard Guenther.
8487 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8489 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8490 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8491 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8492 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8493 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8494 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8495 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8496 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8497 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8498 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8499 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8500 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8501 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8502 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8503 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8504 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8505 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8506 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8508 2009-05-02 Richard Guenther <rguenther@suse.de>
8510 PR tree-optimization/39940
8511 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8514 2009-05-02 Richard Guenther <rguenther@suse.de>
8517 * tree-ssa.c (execute_update_addresses_taken): Properly check
8518 if we can mark a variable DECL_GIMPLE_REG_P.
8519 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8520 back to the end of the function.
8521 (is_gimple_reg_type): Remove complex type special casing.
8522 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8525 2009-05-02 Ben Elliston <bje@au.ibm.com>
8527 * doc/collect2.texi (Collect2): Document search path behaviour
8528 when configured with --with-ld.
8530 2009-05-02 Jan Hubicka <jh@suse.cz>
8532 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8533 parameter; update callers.
8534 (coalesce_cost_edge): EH edges are costier because they needs
8535 splitting even if not critical and even more costier when there are
8536 multiple EH predecestors.
8538 2009-05-02 Jan Hubicka <jh@suse.cz>
8540 * except.c (remove_eh_handler_and_replace): Handle updating after
8541 removing TRY blocks.
8543 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8545 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8547 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8549 * varasm.c: Do not include c-pragma.h.
8550 * attribs.c: Do not incude c-common.h.
8552 2009-05-01 Michael Matz <matz@suse.de>
8554 * calls.c (initialize_argument_information): Handle SSA names like
8555 decls with a non MEM_P DECL_RTL.
8557 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8559 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8560 * ipa-utils.c: Likewise.
8561 * ipa-type-escape.c: Likewise.
8562 * cgraphunit.c Do not include c-common.h.
8563 * ipa-pure-const.c: Likewise.
8564 * tree-if-conv.c: Likewise.
8565 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8566 * ipa-struct-reorg.c: Likewise.
8567 * tree-nomudflap.c: Likewise.
8568 * tree-ssa-structalias.c: Likewise.
8570 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8572 * store-motion.c: Many cleanups to make this pass a first-class
8573 citizen instead of an appendix to gcse load motion. Add TODO list
8574 to make this pass faster/cleaner/better.
8576 (struct ls_expr): Post gcse.c-split cleanups.
8577 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8578 "stores" field to "avail_stores".
8579 (pre_ldst_mems): Rename to store_motion_mems.
8580 (pre_ldst_table): Rename to store_motion_mems_table.
8581 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8582 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8583 (ldst_entry): Rename to st_expr_entry, update users.
8584 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8585 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8586 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8588 (first_ls_expr): Rename to first_st_expr, update users.
8589 (next_ls_expr): Rename to next_st_expr, update users.
8590 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8591 fields properly for store motion instead of names inherited from load
8593 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8594 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8597 (ae_kill): Rename to st_kill, update users.
8598 (ae_gen): Rename to st_avloc, update users.
8599 (transp): Rename to st_transp, update users.
8600 (pre_insert_map): Rename to st_insert_map, update users.
8601 (pre_delete_map): Rename to st_delete_map, update users.
8602 (insert_store, build_store_vectors, free_store_memory,
8603 one_store_motion_pass): Update for abovementioned changes.
8605 (gcse_subst_count, gcse_create_count): Remove.
8606 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8607 and "n_stores_created", local variables.
8609 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8612 (regvec, compute_store_table_current_insn): Remove.
8613 (reg_set_info, reg_clear_last_set): Remove.
8614 (compute_store_table): Use DF caches instead of local dataflow
8617 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8619 * c-objc-common.c (c_tree_printer): Print identifiers with
8620 pp_identifier, not pp_string. Mark "({anonymous})" for
8622 * c-pretty-print.c (pp_c_ws_string): New.
8623 (pp_c_cv_qualifier, pp_c_type_specifier,
8624 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8625 pp_c_storage_class_specifier, pp_c_function_specifier,
8626 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8627 pp_c_primary_expression, pp_c_postfix_expression,
8628 pp_c_unary_expression, pp_c_shift_expression,
8629 pp_c_relational_expression, pp_c_equality_expression,
8630 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8631 use pp_string and pp_c_ws_string in place of pp_identifier and
8632 pp_c_identifier for non-identifiers. Mark English strings for
8634 * c-pretty-print.h (pp_c_ws_string): Declare.
8636 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8637 Roland McGrath <roland@redhat.com>
8639 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8640 (ENABLE_LD_BUILDID): New configuration option.
8641 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8642 (LINK_BUILDID_SPEC): New macro.
8643 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8645 * doc/install.texi: Document --enable-linker-build-id option.
8646 * configure: Rebuild.
8647 * config.in: Rebuild.
8649 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8651 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8652 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8653 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8654 MIPS_GP_SAVE_AREA_SIZE.
8655 * config/mips/mips.c (struct mips_frame_info): Update comment
8656 before arg_pointer_offset and hard_frame_pointer_offset.
8657 (mips_compute_frame_info): Update diagram before function: to
8658 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8659 indicate the position of frame_pointer_rtx with -fstack-protector and
8660 to show args_size. Don't allocate cprestore area for leaf functions
8661 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8663 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8665 2009-04-30 Michael Matz <matz@suse.de>
8667 PR tree-optimization/39955
8668 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8670 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8672 * ira.c (setup_cover_and_important_classes): Use safe macro
8673 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8675 * genpreds.c (write_tm_preds_h): Output suitable definition of
8676 REG_CLASS_FOR_CONSTRAINT.
8678 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8680 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8682 * bitmap.c (bitmap_descriptor): Likewise.
8683 * ggc-common.c (loc_descriptor): Likewise.
8684 * varray.c (varray_descriptor): Likewise.
8685 * vec.c (vec_descriptor): Likewise.
8687 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8689 * Makefile.in (dce.o): Add $(EXCEPT_H).
8690 * dce.c: Include except.h and delete redundant vector definitions.
8691 (deletable_insn_p): Return false for non-call insns that can throw
8694 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8696 * gcse.c (ae_gen): Remove.
8697 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8698 and make non-static function to make it available in store-motion.c.
8699 Update call sites with search-and-replace.
8700 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8701 extract_mentioned_regs, extract_mentioned_regs_helper,
8702 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8703 store_killed_in_insn, store_killed_after, store_killed_before,
8704 build_store_vectors, insert_insn_start_basic_block, insert-store,
8705 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8706 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8707 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8708 * store-motion.c: ...new file. Also copy data structures from gcse.c
8709 and clean up to remove parts not used by store motion.
8710 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8711 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8713 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8716 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8717 when optimizing for size.
8719 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8721 * gcse.c (gcse_constant_p): Fix typo in last change.
8723 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8725 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8727 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8729 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8731 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8733 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8734 CONST_HIGH_PART result.
8736 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8738 * config/avr/avr.c (initial_elimination_offset): Rename to
8739 avr_initial_elimination_offset.
8740 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8741 change return type to bool.
8742 (avr_can_eliminate): New function.
8743 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8744 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8745 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8746 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8747 avr_initial_elimination_offset.
8748 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8749 (avr_initial_elimination_offset): Define.
8751 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8752 Steven Bosscher <steven@gcc.gnu.org>
8754 PR rtl-optimization/39938
8755 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8756 * cfgrtl.c: Include insn-attr.h.
8757 (rest_of_pass_free_cfg): New function.
8758 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8759 * resource.c (init_resource_info): Remove call to df_analyze.
8761 2009-04-29 Richard Guenther <rguenther@suse.de>
8764 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8765 allow conversion to signed integers.
8767 2009-04-29 Richard Guenther <rguenther@suse.de>
8769 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8770 shifts of floating point vectors if the shift amount is
8771 a constant multiple of the element size.
8773 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8774 Michael Matz <matz@suse.de>
8778 * tree-outof-ssa.c (emit_partition_copy): New function.
8779 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8780 insert_part_to_rtx_on_edge): Perform the partition base var
8781 copy using emit_partition_copy.
8782 (insert_value_copy_on_edge): Convert constants to the right mode.
8783 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8784 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8786 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8788 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8789 scan backwards to try to find a constant to initialize it.
8791 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8792 insn before the loop_end instruction, don't look past labels.
8794 2009-04-29 Richard Guenther <rguenther@suse.de>
8797 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8798 loose type conversions.
8799 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8800 stmts only if there are no uses of its definition.
8802 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8804 * config/bfin/bfin.h (splitting_loops): Declare.
8805 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8806 Reorder bit definitions to be ascending.
8807 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8808 * config/bfin/bfin.c (splitting_loops): New variable.
8809 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8810 (struct loop_info): Remove members INIT and LOOP_INIT.
8811 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8812 the LSETUP sequence. Allow LC to be loaded from any register, but
8813 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8814 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8816 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8817 of reload_completed.
8820 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8822 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8824 * Makefile.in (PLUGIN_VERSION_H): New.
8825 (OBJS-common): Remove plugin-version.o.
8826 (plugin.o): Depend on (PLUGIN_VERSION_H).
8827 (plugin-version.o): Remove.
8828 * configure: Regenerate
8829 * configure.ac: Create plugin-version.h.
8830 * gcc-plugin.h (plugin_gcc_version): Remove.
8831 (plugin_default_version_check): Change signature.
8832 * plugin-version.c: Remove.
8833 * plugin.c: Include plugin-version.h.
8834 (str_plugin_gcc_version_name): Remove.
8835 (try_init_one_plugin): Pass gcc version to plugin_init.
8836 (plugin_default_version_check): Both gcc and plugin versions are now
8839 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8841 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8842 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8843 Remove special case testing for last insn of inner loops. Don't fail
8844 if the loop ends with a jump, emit an extra nop instead.
8846 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8847 DREGS rather than comparing directly. Remove code that tries to
8848 account for latencies.
8850 2009-04-29 Richard Guenther <rguenther@suse.de>
8852 PR tree-optimization/39941
8853 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8854 eliminating an indirect call.
8856 2009-04-29 Richard Guenther <rguenther@suse.de>
8858 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8859 parameter. Allow invariants as base if !require_lvalue.
8860 (verify_gimple_assign_single): Adjust.
8862 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8864 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8865 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8866 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8867 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8868 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8870 * config/bfin/bfin.c (bfin_expand_builtin,
8871 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8873 2009-04-28 Richard Guenther <rguenther@suse.de>
8875 * tree-vect-loop.c (get_initial_def_for_induction): Use
8876 correct types for pointer increment.
8878 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8880 * toplev.c (print_version): Update GMP version string calculation.
8882 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8884 PR rtl-optimization/39938
8885 * resource.c (init_resource_info): Add call to df_analyze.
8887 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8889 * config/alpha/alpha.md (usegp): Cast the result of
8890 alpha_find_lo_sum_using_gp to enum attr_usegp.
8891 * config/alpha/alpha.c (override_options): Remove end-of-structure
8892 marker element from cpu_table. Use array size of cpu_table to handle
8893 -mcpu and -mtune options.
8894 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8896 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8898 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8899 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8900 tune_32 and tune_64.
8901 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8903 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8904 * config/rs6000/option-defaults.h: ... here. New file.
8905 (OPT_64, OPT_32): Define.
8906 (MASK_64BIT): Define to 0 if not already defined.
8907 (OPT_ARCH64, OPT_ARCH32): Define.
8908 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8911 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8913 * config/arm/arm.c (arm_override_options): Emit error on using
8916 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8918 PR rtl-optimization/39914
8919 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8920 registers for allocnos created from user-defined variables only
8921 when not optimizing.
8923 2009-04-28 Richard Guenther <rguenther@suse.de>
8926 * fold-const.c (fold_binary): Use distribute_real_division only
8929 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8931 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8932 add hpux-stdint.h to tm_file.
8933 (hppa[12]*-*-hpux11*): Ditto.
8934 (ia64*-*-hpux*): Ditto.
8935 * config/hpux-stdint.h: New.
8936 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8937 __STDC_EXT__ for all compiles.
8938 * config/pa/pa-hpux.h: Ditto.
8939 * config/pa/pa-hpux10.h: Ditto.
8940 * config/pa/pa-hpux11.h: Ditto.
8942 2009-04-28 Catherine Moore <clm@codesourcery.com>
8944 * debug.h (set_name): Add comment.
8946 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8949 * config/darwin.c (machopic_gen_offset): Check
8950 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8951 * config/arm/arm.c (require_pic_register): Likewise.
8953 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8955 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8956 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8957 m32c_promote_prototypes): Delete.
8959 2009-04-28 Michael Matz <matz@suse.de>
8962 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8965 2009-04-28 Richard Guenther <rguenther@suse.de>
8967 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8969 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8971 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8972 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8973 * config/arm/arm-tune.md: Regenerate.
8975 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8977 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8978 block if there are complex incoming edges.
8979 (sel_merge_blocks): Remove useless assert.
8980 (sel_redirect_edge_and_branch): Check that edge was redirected.
8981 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8982 (sel_find_rgns): Delete declaration.
8983 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8984 the region when it is not a preheader.
8986 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8989 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8991 2009-04-28 Richard Guenther <rguenther@suse.de>
8993 * tree.h (SSA_NAME_VALUE): Remove.
8994 (struct tree_ssa_name): Remove value_handle member.
8995 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8996 array for jump threading.
8997 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8999 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9000 * tree-flow.h (threadedge_initialize_values): Declare.
9001 (threadedge_finalize_values): Likewise.
9002 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9003 (SSA_NAME_VALUE): Define.
9004 (threadedge_initialize_values): New function.
9005 (threadedge_finalize_values): Likewise.
9006 * tree-ssa-dom.c (ssa_name_values): New global variable.
9007 (SSA_NAME_VALUE): Define.
9008 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9010 2009-04-28 Ira Rosen <irar@il.ibm.com>
9012 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9013 Use REPORT_VECTORIZED_LOCATIONS instead
9014 REPORT_VECTORIZED_LOOPS.
9015 * tree-vectorizer.c (vect_verbosity_level): Make static.
9016 (vect_loop_location): Rename to vect_location.
9017 (vect_set_verbosity_level): Update comment.
9018 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9020 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9021 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9022 instead REPORT_UNVECTORIZED_LOOPS.
9023 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9024 and vect_loop_def to vect_external_def and vect_internal_def.
9025 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9026 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9027 REPORT_UNVECTORIZED_LOCATIONS.
9028 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9029 and vect_used_in_loop and to vect_unused_in_scope and
9031 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9032 (vect_verbosity_level): Remove declaration.
9033 (vect_analyze_operations): Likewise.
9034 (vect_analyze_stmt): Declare.
9035 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9036 REPORT_UNVECTORIZED_LOCATIONS.
9037 (vect_get_loop_niters): Fix indentation.
9038 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9039 (vect_analyze_loop_operations): New function.
9040 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9041 vect_analyze_operations.
9042 (vect_is_simple_reduction): Use new names.
9043 (vectorizable_live_operation, vect_transform_loop): Likewise.
9044 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9045 to specify whether the data references can be a part of interleaving
9047 (vect_analyze_data_ref_dependence): Use new names.
9048 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9049 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9050 * tree-vect-patterns.c (widened_name_p): Use new names.
9051 (vect_recog_dot_prod_pattern): Likewise.
9052 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9053 (process_use, vect_mark_stmts_to_be_vectorized,
9054 vect_model_simple_cost, vect_model_store_cost,
9055 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9056 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9057 vectorizable_operation, vectorizable_type_demotion,
9058 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9059 vectorizable_condition): Likewise.
9060 (vect_analyze_operations): Split into vect_analyze_loop_operations
9062 (vect_analyze_stmt): ... new function.
9063 (new_stmt_vec_info): Use new names.
9064 (vect_is_simple_use): Use new names and fix comment.
9065 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9066 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9068 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9071 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9072 and integer modes for x87 operands. Do not ICE for unsupported size,
9073 generate error instead. Generate error for unsupported operand types.
9074 ['z']: Do not handle HImode memory operands specially. Warning
9075 for floating-point operands. Fallthru to 'Z' for unsupported operand
9076 types. Do not ICE for unsupported size, generate error instead.
9077 (output_387_binary_op): Use %Z to output operands.
9078 (output_fp_compare): Ditto.
9079 (output_387_reg_move): Ditto.
9081 2009-04-28 Ben Elliston <bje@au.ibm.com>
9086 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9088 * builtins.c (c_strlen): Do not warn here.
9089 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9090 * c-common.c (pointer_int_sum): Take an explicit location.
9091 Warn about offsets out of bounds.
9092 * c-common.h (pointer_int_sum): Adjust declaration.
9094 2009-04-27 Ian Lance Taylor <iant@google.com>
9096 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9098 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9099 * df-core.c (df_set_flags): Change return type to int. Change
9100 type of old_flags to int.
9101 (df_clear_flags): Likewise.
9102 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9103 (df_get_conditional_uses): Likewise.
9104 * df.h (df_set_flags, df_clear_flags): Update declarations.
9105 * dwarf2out.c (struct indirect_string_node): Change type of form
9106 field to enum dwarf_form.
9107 (AT_string_form): Change return type to enum dwarf_form.
9108 * fixed-value.c (fixed_compare): Add cast to enum type.
9109 * fwprop.c (update_df): Change 0 to VOIDmode.
9110 * gensupport.c: Change 0 to UNKNOWN.
9111 * gimple.h (gimple_cond_code): Add cast to enum type.
9112 * haifa-sched.c (reemit_notes): Add cast to enum type.
9113 * hooks.c (hook_int_void_no_regs): Remove function.
9114 * hooks.h (hook_int_void_no_regs): Remove declaration.
9115 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9116 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9117 * real.c (real_arithmetic): Add cast to enum type.
9118 (real_compare): Likewise.
9119 * target.h (struct gcc_target): Change return type of
9120 branch_target_register_class to enum reg_class.
9121 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9122 default_branch_target_register_class.
9123 * targhooks.c (default_branch_target_register_class): New function.
9124 * targhooks.h (default_branch_target_register_class): Declare.
9125 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9126 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9128 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9130 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9131 vect_uninitialized_def. Change 0 to ERROR_MARK.
9132 * tree-vect-stmts.c (supportable_widening_operation): Don't
9133 initialize icode1 and icode2.
9134 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9135 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9137 (cmn_err_flag_specs): Change 0 to STD_C89.
9138 (cmn_err_char_table): Likewise.
9139 * config/arm/arm.c (get_arm_condition_code): Change type of code
9140 to enum arm_cond_code.
9141 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9142 (IWMMXT_BUILTIN2): Likewise.
9143 (neon_builtin_type_bits): Don't define typedef.
9144 (neon_builtin_datum): Change type of bits field to int.
9145 (arm_expand_neon_args): Add cast to enum type.
9146 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9148 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9150 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9152 * config/mips/mips.md (jal_macro): Return enum constant.
9153 (single_insn): Likewise.
9154 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9156 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9158 * config/s390/s390.c (s390_tune_flags): Change type to int.
9159 (s390_arch_flags): Likewise.
9160 (s390_handle_arch_option): Change flags field of struct pta to int.
9161 * config/s390/s390.h (s390_tune_flags): Update declaration.
9162 (s390_arch_flags): Likewise.
9163 * config/sh/sh.c (prepare_move_operands): Compare
9164 tls_symbolic_operand result with enum constant.
9165 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9166 (sh_expand_prologue): Add cast to enum type.
9167 (sh_expand_epilogue): Likewise.
9168 (tls_symbolic_operand): Change return type to enum tls_model.
9169 (fpscr_set_from_mem): Add cast to enum type.
9170 (legitimize_pic_address): Compare tls_symbolic_operand result with
9172 (sh_target_reg_class): Change return type to enum reg_class.
9173 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9175 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9176 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9177 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9178 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9179 (delayed_branch, tls_call_delay): Likewise.
9180 (eligible_for_sibcall_delay): Likewise.
9181 (eligible_for_return_delay): Likewise.
9182 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9183 (spu_expand_builtin_1): Likewise.
9185 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9186 for all types of conversions.
9187 (output_init_element): Issue -Wc++-compat warning if needed when
9188 initializing a bitfield with enum type.
9189 * c-parser.c (c_parser_expression): Set original_type to
9190 original_type of right hand operand of comman operator.
9192 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9194 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9196 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9197 * doc/cpp.texi (Standard Predefined Macros)
9198 (Implementation-defined behavior): Likewise.
9199 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9200 * doc/gimple.texi (GIMPLE Exception Handling)
9201 (@code{GIMPLE_ASSIGN}): Likewise.
9202 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9203 * doc/invoke.texi (Warning Options, Optimize Options)
9204 (AVR Options, Darwin Options): Likewise.
9205 (Optimize Options): Reformulate -fwhole-program description.
9206 * doc/loop.texi (Lambda): Likewise.
9207 * doc/md.texi (Output Template, Define Constraints)
9208 (Standard Names, Insn Splitting): Likewise.
9209 * doc/options.texi (Option properties): Likewise.
9210 * doc/passes.texi (Tree-SSA passes): Likewise.
9211 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9212 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9213 (File Names and DBX): Likewise.
9214 * doc/trouble.texi (Incompatibilities): Likewise.
9216 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9218 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9219 instruction is correct.
9221 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9223 Allow non-constant arguments to conversion intrinsics.
9224 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9225 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9226 * spu.c (print_operand): Handle 'v' and 'w'.
9227 (exp2_immediate_p, spu_gen_exp2): Define.
9228 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9229 spu_convtf_1): Update parameter descriptions.
9230 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9231 * constraints.md ('v', 'w'): New.
9232 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9234 (i2f, I2F): New define_mode_attr.
9235 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9236 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9237 fixuns_truncv4sfv4si2): Update to use mode attribute.
9238 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9239 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9240 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9241 patterns for combine.
9243 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9245 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9246 (cprop, hoist, pre, store_motion): New debug counters.
9247 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9248 is not an RTL pass anymore.
9249 (pass_profiling): Remove extern decl for pass removed in 2005.
9250 (pass_gcse, pass_jump_bypass): Remove.
9251 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9252 to 0 for clean state.
9253 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9254 * cse.c (gate_handle_cse_after_global_opts,
9255 rest_of_handle_cse_after_global_opts): New functions.
9256 (pass_cse_after_global_opts): New pass, does local CSE.
9257 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9258 (TV_CPROP): New timevar.
9259 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9260 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9261 (gcse_main, recompute_all_luids): Remove.
9262 (compute_hash_table_work): Call max_reg_num instead of reading
9264 (cprop_jump): Don't set run_jump_opt_after_gcse.
9265 (constprop_register): Always allow to alter jumps.
9266 (cprop_insn): Likewise.
9267 (do_local_cprop): Likewise.
9268 (local_cprop_pass): Likewise. Return non-zero if something changed.
9269 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9270 (find_implicit_sets): Add note about missed optimization opportunity.
9271 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9272 pass_rtl_cprop execute function.
9273 Don't bother tracking the pass number, each pass gets its own dumpfile
9275 Always allow to alter jumpsand bypass jumps.
9276 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9277 will just find no suitable set.
9278 (pre_edge_insert): Fix dumping, this function is for PRE only.
9279 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9280 pass_rtl_pre execute function.
9281 (hoist_code): Return non-zero if something changed. Keep track of
9282 substitutions and insertions for statistics gathering similar to PRE.
9283 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9284 called from the pass_rtl_hoist execute function. Show pass statistics.
9285 (compute_store_table): Use max_reg_num directly instead of using the
9286 formerly global max_gcse_regno.
9287 (build_store_vectors): Likewise.
9288 (replace_store_insn): Fix dumping.
9289 (store_motion): Rename to ...
9290 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9291 pass, called from the pass_rtl_store_motion execute function. Keep
9292 track of substitutions and insertions for statistics gathering similar
9294 (bypass_jumps): Remove, fold interesting bits into ...
9295 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9296 from the pass_rtl_cprop execute function.
9297 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9298 pass_jump_bypass): Remove.
9299 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9300 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9301 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9302 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9303 (gate_rtl_store_motion, execute_rtl_store_motion,
9304 pass_rtl_store_motion): New.
9305 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9306 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9307 * passes.c (init_optimization_passes): Remove pass_gcse and
9308 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9309 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9310 instead of pass_jump_bypass.
9312 2009-04-27 Richard Guenther <rguenther@suse.de>
9315 * gimplify.c (gimplify_expr): If we are required to create
9316 a temporary make sure it ends up as register.
9318 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9321 * config/i386/i386.c (construct_container): Don't call
9322 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9323 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9325 2009-04-27 Michael Matz <matz@suse.de>
9327 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9328 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9329 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9330 (dump_replaceable_exprs): Take a bitmap.
9331 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9333 (expand_gimple_basic_block): Likewise.
9334 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9335 replaceable_expressions member a bitmap.
9336 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9337 (mark_replaceable): Likewise.
9338 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9339 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9341 2009-04-27 Richard Guenther <rguenther@suse.de>
9343 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9344 (verify_stmts): Dispatch to gimple/type verification code.
9345 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9346 issue with call argument types.
9348 2009-04-27 Michael Matz <matz@suse.de>
9350 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9351 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9354 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9355 Eric Botcazou <ebotcazou@adacore.com>
9357 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9358 a label's basic block.
9359 (mark_target_live_regs): Tidy and rework obsolete comments.
9360 Change back DF problem to LIVE. If a label starts a basic block,
9361 assume that all registers that used to be live then still are.
9362 (init_resource_info): If a label starts a basic block, set its
9363 BLOCK_FOR_INSN accordingly.
9364 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9366 2009-04-27 Richard Guenther <rguenther@suse.de>
9368 * tree-flow-inline.h (function_ann): Remove.
9369 (get_function_ann): Likewise.
9370 * tree-dfa.c (create_function_ann): Remove.
9371 * tree-flow.h (struct static_var_ann_d): Remove.
9372 (struct function_ann_d): Likewise.
9373 (union tree_ann_d): Remove fdecl member.
9374 (function_ann_t): Remove.
9375 (function_ann, get_function_ann, create_function_ann): Remove
9378 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9380 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9382 2009-04-27 Jan Hubicka <jh@suse.cz>
9384 * ipa-pure-const.c (struct funct_state_d): New fields
9385 state_previously_known, looping_previously_known; remove
9386 state_set_in_source.
9387 (analyze_function): Use new fields.
9388 (propagate): Avoid assumption that state_set_in_source imply
9391 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9392 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9393 * cfgloop.h (finite_loop_p): Declare.
9395 2009-04-26 Michael Matz <matz@suse.de>
9397 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9399 2009-04-26 Michael Matz <matz@suse.de>
9401 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9402 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9403 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9404 pass_mark_used_blocks): Remove.
9405 * tree-optimize.c (pass_free_datastructures,
9406 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9407 * passes.c (init_optimization_passes): Don't call
9408 pass_mark_used_blocks, remove dead code.
9410 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9412 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9413 * tree-ssa-live.h (register_ssa_partition): Likewise.
9415 2009-04-26 Michael Matz <matz@suse.de>
9418 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9419 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9420 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9422 (compare_pairs): Swap cost comparison.
9423 (coalesce_ssa_name): Don't use change_partition_var.
9424 * tree-nrv.c (struct nrv_data): Add modified member.
9425 (finalize_nrv_r): Set it.
9426 (tree_nrv): Use it to update statements.
9427 (pass_nrv): Require PROP_ssa.
9428 * tree-mudflap.c (mf_decl_cache_locals,
9429 mf_build_check_statement_for): Use make_rename_temp.
9430 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9431 * alias.c (find_base_decl): Handle SSA names.
9432 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9433 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9434 * rtl.h (set_reg_attrs_for_parm): Declare.
9435 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9436 to "optimized", remove unused locals at finish.
9437 (execute_free_datastructures): Make global, call
9438 delete_tree_cfg_annotations.
9439 (execute_free_cfg_annotations): Don't call
9440 delete_tree_cfg_annotations.
9442 * ssaexpand.h: New file.
9443 * expr.c (toplevel): Include ssaexpand.h.
9444 (expand_assignment): Handle SSA names the same as register variables.
9445 (expand_expr_real_1): Expand SSA names.
9446 * cfgexpand.c (toplevel): Include ssaexpand.h.
9447 (SA): New global variable.
9448 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9449 (SSAVAR): New macro.
9450 (set_rtl): New helper function.
9451 (add_stack_var): Deal with SSA names, use set_rtl.
9452 (expand_one_stack_var_at): Likewise.
9453 (expand_one_stack_var): Deal with SSA names.
9454 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9455 before unique numbers.
9456 (expand_stack_vars): Use set_rtl.
9457 (expand_one_var): Accept SSA names, add asserts for them, feed them
9458 to above subroutines.
9459 (expand_used_vars): Expand all partitions (without default defs),
9460 then only the local decls (ignoring those expanded already).
9461 (expand_gimple_cond): Remove edges when jumpif() expands an
9463 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9464 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9466 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9467 members of SA; deal with PARM_DECL partitions here; expand
9468 all PHI nodes, free tree datastructures and SA. Commit instructions
9469 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9470 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9471 info and statements at start, collect garbage at finish.
9472 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9473 (VAR_ANN_PARTITION) Remove.
9474 (change_partition_var): Don't declare.
9475 (partition_to_var): Always return SSA names.
9476 (var_to_partition): Only accept SSA names.
9477 (register_ssa_partition): Only check argument.
9478 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9480 (delete_var_map): Don't free it.
9481 (var_union): Only accept SSA names, simplify.
9482 (partition_view_init): Mark only useful SSA names as used.
9483 (partition_view_fini): Only deal with SSA names.
9484 (change_partition_var): Remove.
9485 (dump_var_map): Use ssa_name instead of partition_to_var member.
9486 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9488 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9489 (struct _elim_graph): New member const_dests; nodes member vector of
9491 (set_location_for_edge): New static helper.
9492 (create_temp): Remove.
9493 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9494 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9495 (new_elim_graph): Allocate const_dests member.
9496 (clean_elim_graph): Truncate const_dests member.
9497 (delete_elim_graph): Free const_dests member.
9498 (elim_graph_size): Adapt to new type of nodes member.
9499 (elim_graph_add_node): Likewise.
9500 (eliminate_name): Likewise.
9501 (eliminate_build): Don't take basic block argument, deal only with
9502 partition numbers, not variables.
9503 (get_temp_reg): New static helper.
9504 (elim_create): Use it, deal with RTL temporaries instead of trees.
9505 (eliminate_phi): Adjust all calls to new signature.
9506 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9507 (rewrite_trees): Only do checking.
9508 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9509 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9510 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9511 contains_tree_r, MAX_STMTS_IN_LATCH,
9512 process_single_block_loop_latch, analyze_edges_for_bb,
9513 perform_edge_inserts): Remove.
9514 (expand_phi_nodes): New global function.
9515 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9516 functions, initialize new parameter, remember partitions having a
9518 (finish_out_of_ssa): New global function.
9519 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9520 don't reset in_ssa_p here, don't disable TER when mudflap.
9521 (pass_del_ssa): Remove.
9522 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9524 (execute_free_datastructures): Declare.
9525 * Makefile.in (SSAEXPAND_H): New variable.
9526 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9527 * basic-block.h (commit_one_edge_insertion): Declare.
9528 * passes.c (init_optimization_passes): Move pass_nrv and
9529 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9530 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9531 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9532 (redirect_branch_edge): Deal with super block when expanding, split
9533 out jump patching itself into ...
9534 (patch_jump_insn): ... here, new static helper.
9536 2009-04-26 Michael Matz <matz@suse.de>
9538 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9539 beyond num_ssa_names.
9540 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9541 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9543 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9546 * fwprop.c (forward_propagate_asm): New function.
9547 (forward_propagate_and_simplify): Propagate also into __asm, if it
9548 doesn't increase the number of referenced registers.
9551 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9553 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9555 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9556 note_nonlocal_vla_type for nonlocal VLAs.
9557 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9558 contains_remapped_vars, remap_vla_decls): New functions.
9559 (convert_nonlocal_reference_stmt): If not optimizing, call
9560 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9561 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9562 if it wasn't found in var_map.
9563 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9564 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9565 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9567 * gimplify.c (nonlocal_vlas): New variable.
9568 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9570 (gimplify_body): Create and destroy nonlocal_vlas.
9572 * dwarf2out.c (loc_descr_plus_const): New function.
9573 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9574 mem_loc_descriptor, loc_descriptor_from_tree_1,
9575 descr_info_loc, gen_variable_die): Use it.
9577 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9578 !TREE_STATIC VAR_DECLs.
9579 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9580 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9581 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9582 DECL_BY_REFERENCE is valid.
9583 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9584 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9585 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9586 Copy DECL_BY_REFERENCE.
9587 (struct nesting_copy_body_data): New type.
9588 (nesting_copy_decl): New function.
9589 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9590 if they have variable length.
9592 2009-04-26 Michael Matz <matz@suse.de>
9594 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9595 mark new temporaries for renaming.
9597 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9600 * c-decl.c (global_bindings_p): Return negative value.
9601 (c_variable_size): New. Based on variable_size from
9603 (grokdeclarator): Call c_variable_size not variable_size.
9605 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9607 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9609 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9611 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9612 Redefine it to just use mingw/include.
9613 (ASM_SPEC): Rules for -m32 and -m64.
9614 (LINK_SPEC): Use Likewise.
9615 (SPEC_32): New define.
9616 (SPEC_64): Likewise.
9617 (SUB_LINK_SPEC): Likewise.
9618 (MULTILIB_DEFAULTS): New define.
9619 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9620 Add multilib options.
9621 (MULTILIB_DIRNAMES): Likewise.
9622 (MULTILIB_OSDIRNAMES): Likewise.
9624 (INSTALL_LIBGCC): Likewise.
9626 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9629 * c-tree.h (enum c_inline_static_type): New.
9630 (record_inline_static): Declare.
9631 * c-decl.c (struct c_inline_static, c_inline_statics,
9632 record_inline_static, check_inline_statics): New.
9633 (pop_file_scope): Call check_inline_statics.
9634 (start_decl): Call record_inline_static instead of pedwarning
9635 directly for static in inline function.
9636 * c-typeck.c (build_external_ref): Call record_inline_static
9637 instead of pedwarning directly for static referenced in inline
9640 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9642 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9643 not new but only being rescanned.
9644 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9645 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9646 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9647 record_set_info, compute_set, grealloc): Remove.
9648 (recompute_all_luids): New function.
9649 (gcse_main): Don't compute sets, and don't do related memory
9650 allocations/free-ing. If something changed before the end of the
9651 pass, update LUIDs using recompute_all_luids.
9652 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9653 (free_gcse_mem): Don't free it either.
9654 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9655 Use the df insn LUIDs.
9656 (load_killed_in_block): Likewise.
9657 (compute_hash_table_work): Don't compute reg_set_in_block.
9658 (compute_transp): Use DF_REG_DEF_CHAINs.
9659 (local_cprop_pass): Don't use compute_sets and related functions.
9660 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9661 Use get_max_uid() instead of max_cuid.
9662 (insert_insn_end_basic_block, pre_insert_copy_insn,
9663 update_ld_motion_stores): Don't try to
9664 keep reg_set tables up to date.
9665 (pre_insert_copies): Use df insn LUIDs.
9666 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9667 (reg_set_info): Don't use extra bitmap argument.
9668 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9669 information to compute regs_set_in_block.
9670 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9671 (bypass_jumps): Don't use compute_sets and friends.
9673 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9676 * opts.c (undocumented_msg): Do not leave blank even with
9679 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9681 * c-decl.c (build_enumerator): Allow values folding to integer
9682 constants but not integer constant expressions with a pedwarn if
9685 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9688 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9689 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9690 type is an integer constant.
9692 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9695 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9698 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9701 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9702 with variably modified return type and no storage class
9703 specifiers, except for the case of nested functions. Distinguish
9704 extern declarations of functions with variably modified return
9705 types from those of objects with variably modified types.
9707 2009-04-25 Jan Hubicka <jh@suse.cz>
9709 * tree.c (list_equal_p): New function.
9710 * tree.h (list_equal_p): Declare.
9711 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9712 basic_block_def, basic_block, const_basic_block): New.
9713 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9714 (redirect_eh_edge): New function.
9715 (make_eh_edge_update_phi): EH edges are not abnormal.
9716 * except.c: Include tree-flow.h.
9717 (list_match): New function.
9718 (eh_region_replaceable_by_p): New function.
9719 (replace_region): New function.
9720 (hash_type_list): New function.
9721 (hash_eh_region): New function.
9722 (eh_regions_equal_p): New function.
9723 (merge_peers): New function.
9724 (remove_unreachable_regions): Verify EH tree when checking;
9726 (copy_eh_region_1): New function.
9727 (copy_eh_region): New function.
9728 (push_reachable_handler): New function.
9729 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9730 regions without label but with live RESX.
9731 * except.h (redirect_eh_edge_to_label): New.
9732 * tree-flow.h (redirect_eh_edge): New.
9733 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9734 basic_block_def, basic_block, const_basic_block): Remove.
9735 * Makefile.in (except.o): Add dependency on tree-flow.h
9736 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9737 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9740 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9743 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9744 on the destination of memcpy.
9746 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9748 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9749 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9750 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9752 2009-04-25 Jan Hubicka <jh@suse.cz>
9754 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9755 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9756 to be reached by different label than left.
9757 (update_eh_edges): Update comment; remove edge_to_remove if possible
9758 and return true if suceeded.
9759 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9760 (cleanup_eh): Compute sharing map.
9761 * except.c (remove_eh_handler_and_replace): Add argument if we should
9763 (remove_unreachable_regions): Update for label sharing.
9764 (label_to_region_map): Likewise.
9765 (get_next_region_sharing_label): New function.
9766 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9768 (remove_eh_handler): Update.
9769 (remove_eh_region_and_replace_by_outer_of): New function.
9770 * except.h (struct eh_region): Add next_region_sharing_label.
9771 (remove_eh_region_and_replace_by_outer_of,
9772 get_next_region_sharing_label): Declare.
9773 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9775 2009-04-25 Jan Hubicka <jh@suse.cz>
9777 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9778 insert code even if they are not critical.
9780 2009-04-25 Jan Hubicka <jh@suse.cz>
9782 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9783 (gimple_can_remove_branch_p): EH edges won't remove branch by
9785 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9786 updating of non-abnormal EH edges.
9787 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9788 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9789 (split_critical_edges): Split also edges where emitting code on them
9790 will lead to splitting later.
9792 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9793 H.J. Lu <hongjiu.lu@intel.com>
9796 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9797 the configured assembler supports fildq and fistpq mnemonics.
9798 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9799 * configure: Regenerated.
9802 * config/i386/i386.c (print_operand): Handle 'Z'.
9803 ['z']: Remove handling of special fild/fist suffixes.
9804 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9805 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9806 suffix of fild insn.
9807 (*floatsi<mode>2_vector_mixed): Ditto.
9808 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9809 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9810 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9811 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9812 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9814 2009-04-25 Ben Elliston <bje@au.ibm.com>
9816 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9817 the source of a set operation.
9819 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9821 * target.h (struct gcc_target): Add case_values_threshold field.
9822 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9823 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9824 * targhooks.c (default_case_values_threshold): New function.
9825 * targhooks.h (default_case_values_threshold): Declare function.
9826 * stmt.c (expand_case): Use case_values_threshold target hook.
9827 * expr.h (case_values_threshold): Remove declartation.
9828 * expr.c (case_values_threshold): Remove function.
9829 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9831 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9832 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9833 (avr_case_values_threshold): Declare as static.
9834 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9836 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9837 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9838 (mn10300_case_values_threshold): New function.
9840 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9842 * ira.c (setup_cover_and_important_classes): Add enum cast.
9844 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9846 * genpreds.c (write_enum_constraint_num): Output definition of
9847 CONSTRAINT_NUM_DEFINED_P macro.
9848 * ira.c (setup_cover_and_important_classes): Use
9849 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9851 2009-04-24 DJ Delorie <dj@redhat.com>
9853 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9854 __SH2A_SINGLE_ONLY__ also.
9856 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9858 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9859 (movdf_internal): Ditto.
9860 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9861 SFmode and DFmode constants.
9862 (ia64_print_operand): Add 'G' format for printing
9863 floating point constants.
9865 2009-04-24 Richard Guenther <rguenther@suse.de>
9867 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9868 from unsigned additions.
9870 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9872 * c-typeck.c (set_init_index): Allow array designators that are
9873 not integer constant expressions with a pedwarn if pedantic.
9875 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9877 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9878 zero if no overlap in nonzero bits between the operands.
9880 2009-04-24 Ian Lance Taylor <iant@google.com>
9882 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9883 (record_dead_and_set_regs): Likewise.
9884 * df.h (struct df_mw_hardreg): Change flags field to int.
9885 (struct df_base_ref): Likewise.
9886 (struct df): Change changeable_flags field to int.
9887 * df-scan.c (df_defs_record): Change clobber_flags to int.
9888 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9889 constants rather than #define macros.
9890 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9891 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9892 (enum dwarf_calling_convention): Likewise.
9893 (enum dwarf_line_number_x_ops): Likewise.
9894 (enum dwarf_call_frame_info): Likewise.
9895 (enum dwarf_source_language): Likewise.
9896 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9897 (add_calling_convention_attribute): Likewise.
9898 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9899 (combine_comparisons): Change compcode to int. Add cast to enum type.
9900 * genrecog.c (maybe_both_true_2): Change c to int.
9901 (write_switch): Likewise. Add cast to enum type.
9902 * gimplify.c (gimplify_omp_for): Handle return values from
9903 gimplify_expr using MIN rather than bitwise or.
9904 (gimplify_expr): Add cast to enum type.
9905 * ipa-prop.c (update_jump_functions_after_inlining): Change
9906 IPA_BOTTOM to IPA_JF_UNKNOWN.
9907 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9908 Add casts to enum type.
9909 (setup_cover_and_important_classes): Change cl to int. Add casts
9911 (setup_class_translate): Change cl and mode to int.
9912 (ira_init_once): Change mode to int.
9913 (free_register_move_costs): Likewise.
9914 (setup_prohibited_mode_move_regs): Add casts to enum type.
9915 * langhooks.c (add_builtin_function_common): Rework assertion that
9916 value fits bitfield.
9917 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9918 * omega.c (omega_do_elimination): Avoid math on enum types.
9919 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9920 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9921 int local to handle integral_argment value.
9922 * regmove.c (try_auto_increment): Change PUT_MODE to
9924 * reload.c (push_secondary_reload): Add casts to enum type.
9925 (secondary_reload_class, find_valid_class): Likewise.
9926 * reload1.c (emit_input_reload_insns): Likewise.
9927 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9928 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9929 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9931 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9932 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9934 (expand_complex_libcall): Add casts to enum type.
9935 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9936 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9937 with ERROR_MARK, not NUM_TREE_CODES.
9938 (vect_create_epilog_for_reduction): Likewise.
9939 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9940 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9941 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9943 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9944 vect_unused_in_loop. Change 0 to loop_vect.
9945 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9946 * var-tracking.c (get_init_value): Change return type to enum
9948 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9949 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9951 (arm_override_options): Add casts to enum type.
9952 (arm_emit_tls_decoration): Likewise.
9953 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9955 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9956 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9957 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9959 * config/s390/s390.c (code_for_builtin_64): Change to array of
9961 (code_for_builtin_31): Likewise.
9962 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9964 * config/sparc/sparc.c (sparc_override_options): Change value
9965 field in struct code_model to enum cmodel. In initializer change
9966 0 to NULL and add cast to enum type.
9968 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9969 Change all callers. Issue a -Wc++-compat warning using
9970 lhs_origtype if necessary.
9971 (convert_for_assignment): Issue -Wc++-compat warnings about
9972 invalid conversions to enum type on assignment.
9973 * c-common.h (build_modify_expr): Update declaration.
9975 2009-04-24 Nick Clifton <nickc@redhat.com>
9977 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9978 (function_arg_advance): Likewise.
9979 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9982 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9984 * config/s390/constraints.md ('I', 'J'): Fix condition.
9986 2009-04-24 Diego Novillo <dnovillo@google.com>
9988 * gengtype-parse.c (parse_error): Add newline after message.
9990 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9992 * config/i386/sse.md (avxmodesuffixs): Removed.
9993 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9994 (*avx_pinsr<ssevecsize>): This.
9996 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9998 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9999 follow chains of regs with a single definition, and allow expressions
10000 that are function_invariant_p.
10001 (simple_rhs_p): Allow expressions that are function_invariant_p.
10003 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10005 PR middle-end/39867
10006 * fold-const.c (fold_cond_expr_with_comparison): When folding
10007 > and >= to MAX, make sure the MAX uses the same type as the
10008 comparison's operands.
10010 2009-04-24 Nick Clifton <nickc@redhat.com>
10012 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10013 addressing for DImode accesses.
10014 (frv_print_operand_address): Handle PLUS case.
10015 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10017 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10019 PR rtl-optimization/39794
10020 * alias.c (canon_true_dependence): Add x_addr argument.
10021 * rtl.h (canon_true_dependence): Adjust prototype.
10022 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10023 * cselib.c (cselib_invalidate_mem): Likewise.
10024 * gcse.c (compute_transp): Likewise.
10025 * dse.c (scan_reads_nospill): Likewise.
10026 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10027 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10028 canon_base_addr of the group, plus optional offset.
10029 (struct group_info): Rename canon_base_mem to
10031 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10032 canon_rtx of base_mem.
10034 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10036 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10037 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10039 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10041 * config/spu/spu-builtins.h: Delete file.
10043 * config/spu/spu.h (enum spu_builtin_type): Move here from
10045 (struct spu_builtin_description): Likewise. Add GTY marker.
10046 Do not use enum spu_function_code or enum insn_code.
10047 (spu_builtins): Add extern declaration.
10049 * config/spu/spu.c: Do not include "spu-builtins.h".
10050 (enum spu_function_code, enum spu_builtin_type_index,
10051 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10052 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10053 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10054 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10055 (spu_builtin_types): Make static. Add GTY marker.
10056 (spu_builtins): Add extern declaration with GTY marker.
10057 Include "gt-spu.h".
10059 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10060 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10061 Check programmatically whether all parameters are scalar.
10063 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10065 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10067 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10068 assignment from the constructor either if the target is volatile.
10070 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10072 * config/arm/arm.md (insv): Do not share operands[0].
10074 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10076 * config/vxlib-tls.c (active_tls_threads): Delete.
10077 (delete_hook_installed): New.
10078 (tls_delete_hook): Don't delete the delete hook.
10079 (tls_destructor): Delete it here.
10080 (__gthread_set_specific): Adjust installing the delete hook.
10081 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10082 __gthread_leave_tsd_dtor_context.
10084 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10086 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10088 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10090 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10092 (alpha_rtx_costs): Ditto.
10093 (emit_unlikely_jump): Use add_reg_note.
10094 (emit_frame_store_1): Ditto.
10095 (alpha_expand_prologue): Ditto.
10096 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10097 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10099 2009-04-23 Nick Clifton <nickc@redhat.com>
10101 * config/v850/v850.md (epilogue): Remove suppressed code.
10102 (return): Rename to return_simple and remove test of frame size.
10103 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10104 to gen_return_simple.
10106 2009-04-22 Jing Yu <jingyu@google.com>
10109 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10111 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10114 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10115 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10116 value is a VECTOR_CST, the element type is the element type of the
10119 2009-04-22 DJ Delorie <dj@redhat.com>
10121 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10123 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10125 * alias.c (find_base_term): Move around LO_SUM case, so that
10126 CONST falls through into PLUS/MINUS handling.
10129 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10130 into 0, use omit_one_operand.
10132 2009-04-23 Ben Elliston <bje@au.ibm.com>
10134 * config/rs6000/linux-unwind.h (get_regs): Remove type
10135 puns. Change the type of `pc' to an array of unsigned ints and
10136 update all users. Constify frame24.
10138 2009-04-22 DJ Delorie <dj@redhat.com>
10140 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10141 declarations before code.
10142 (current_function_special_page_vector): Likewise.
10143 (m32c_expand_insv): Silence a warning.
10145 2009-04-21 Taras Glek <tglek@mozilla.com>
10147 * alias.c: Update GTY annotations to new syntax.
10148 * basic-block.h: Likewise.
10149 * bitmap.h: Likewise.
10150 * c-common.h: Likewise.
10151 * c-decl.c: Likewise.
10152 * c-parser.c: Likewise.
10153 * c-pragma.c: Likewise.
10154 * c-tree.h: Likewise.
10155 * cfgloop.h: Likewise.
10156 * cgraph.h: Likewise.
10157 * config/alpha/alpha.c: Likewise.
10158 * config/arm/arm.h: Likewise.
10159 * config/avr/avr.h: Likewise.
10160 * config/bfin/bfin.c: Likewise.
10161 * config/cris/cris.c: Likewise.
10162 * config/darwin.c: Likewise.
10163 * config/frv/frv.c: Likewise.
10164 * config/i386/i386.c: Likewise.
10165 * config/i386/i386.h: Likewise.
10166 * config/i386/winnt.c: Likewise.
10167 * config/ia64/ia64.h: Likewise.
10168 * config/iq2000/iq2000.c: Likewise.
10169 * config/mips/mips.c: Likewise.
10170 * config/mmix/mmix.h: Likewise.
10171 * config/pa/pa.c: Likewise.
10172 * config/pa/pa.h: Likewise.
10173 * config/rs6000/rs6000.c: Likewise.
10174 * config/s390/s390.c: Likewise.
10175 * config/sparc/sparc.c: Likewise.
10176 * config/xtensa/xtensa.c: Likewise.
10177 * cselib.h: Likewise.
10178 * dbxout.c: Likewise.
10179 * dwarf2out.c: Likewise.
10180 * except.c: Likewise.
10181 * except.h: Likewise.
10182 * fixed-value.h: Likewise.
10183 * function.c: Likewise.
10184 * function.h: Likewise.
10185 * gimple.h: Likewise.
10186 * integrate.c: Likewise.
10187 * optabs.c: Likewise.
10188 * output.h: Likewise.
10189 * real.h: Likewise.
10191 * stringpool.c: Likewise.
10192 * tree-data-ref.c: Likewise.
10193 * tree-flow.h: Likewise.
10194 * tree-scalar-evolution.c: Likewise.
10195 * tree-ssa-address.c: Likewise.
10196 * tree-ssa-alias.h: Likewise.
10197 * tree-ssa-operands.h: Likewise.
10198 * tree.c: Likewise.
10199 * tree.h: Likewise.
10200 * varasm.c: Likewise.
10201 * varray.h: Likewise.
10203 * coretypes.h: Do not define GTY macro if it is already defined.
10204 * doc/gty.texi: Update GTY documentation to new syntax.
10205 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10206 annotations on structs.
10207 * gengtype-parse.c: Likewise.
10209 2009-04-22 Mark Heffernan <meheff@google.com>
10211 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10213 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10215 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10218 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10220 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10221 the same as a PLUS without a shift. Increase the cost of a
10224 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10226 * Makefile.in: Update dependencies.
10227 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10228 * errors.h: Remove bogus comment about compatibility.
10229 (warning): Update declaration.
10230 * genautomata.c: Update all calls to warning.
10231 * gimple.c: Do not include errors.h. Include toplev.h.
10232 * tree-ssa-structalias.c: Do not include errors.h.
10233 * omega.c: Likewise.
10234 * tree-ssa-reassoc.c: Likewise.
10235 * config/spu/spu-c.c: Likewise.
10236 * config/spu/t-spu-elf: Update dependencies.
10238 2009-04-22 Richard Guenther <rguenther@suse.de>
10240 PR tree-optimization/39824
10241 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10242 make sure the types are compatible.
10244 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10247 * c-common.c (c_parse_error): Take a token_flags parameter.
10248 Use token_type for the token type instead.
10249 Pass token_flags to cpp_type2name.
10250 * c-common.h (c_parse_error): Update declaration.
10251 * c-parser.c (c_parser_error): Pass 0 as token flags.
10253 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10255 PR rtl-optimization/39580
10256 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10258 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10260 * function.c (expand_function_end): Do not emit a jump to the "naked"
10261 return label for fall-through returns.
10262 * except.c (sjlj_emit_function_exit): Always place the call to the
10263 unregister function at the location installed by expand_function_end.
10265 2009-04-22 Richard Guenther <rguenther@suse.de>
10267 PR tree-optimization/39845
10268 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10269 (gen_inbound_check): Likewise.
10271 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10273 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10275 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10276 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10278 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10280 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10281 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10282 shift counts to avoid out-of-bounds array accesses.
10284 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10286 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10287 (Pmode): Move above.
10289 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10291 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10292 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10293 GET_CODE macro. Use IN_RANGE macro where appropriate.
10294 * config/alpha/alpha.h: Ditto.
10295 * config/alpha/alpha.md: Ditto.
10296 * config/alpha/constraints.md: Ditto.
10297 * config/alpha/predicates.md: Ditto.
10299 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10301 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10302 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10303 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10304 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10305 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10306 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10307 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10308 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10309 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10310 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10311 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10312 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10313 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10314 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10315 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10316 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10317 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10318 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10319 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10320 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10321 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10322 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10323 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10324 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10325 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10326 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10327 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10329 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10331 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10332 references from comments.
10333 * cfgbuild.c: (count_basic_blocks): Delete.
10334 (find_basic_blocks_1): Delete.
10335 (find_basic_blocks): Delete.
10336 * except.c (finish_eh_generation): Make static. Move comment from
10337 except.h here. Remove find_basic_blocks references from comments.
10338 * except.h (finish_eh_generation): Delete.
10339 * basic-block.h (find_basic_blocks): Delete.
10340 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10342 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10344 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10345 (sdbout_parms): Likewise.
10347 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10349 * config/sh/sh.c (prepare_cbranch_operands): Use
10350 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10351 (expand_cbranchdi4): Likewise.
10352 (from_compare): Add cast to enum type.
10353 (expand_cbranchsi4): Use add_reg_note.
10354 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10355 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10356 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10357 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10358 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10359 instead of CODE_FOR_nothing.
10360 (cbranchdi4): Likewise. Fix the order of arguments for
10362 (push_fpscr): Use add_reg_note.
10363 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10364 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10366 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10368 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10369 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10370 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10371 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10372 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10373 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10374 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10375 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10376 config/alpha/x-vms, config/arc/t-arc,
10377 config/arm/README-interworking, config/arm/arm-c.c,
10378 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10379 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10380 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10381 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10382 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10383 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10384 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10385 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10386 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10387 config/cris/t-elfmulti, config/crx/t-crx,
10388 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10389 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10390 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10391 config/h8300/t-h8300, config/i386/athlon.md,
10392 config/i386/darwin-libgcc.10.4.ver,
10393 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10394 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10395 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10396 config/i386/t-linux64, config/i386/t-nwld,
10397 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10398 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10399 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10400 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10401 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10402 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10403 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10404 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10405 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10406 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10407 config/m68k/t-uclinux, config/mcore/t-mcore,
10408 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10409 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10410 config/mips/crtn.asm, config/mips/irix-crti.asm,
10411 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10412 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10413 config/mips/mips-fixed.md, config/mips/sb1.md,
10414 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10415 config/mips/t-iris6, config/mips/t-isa3264,
10416 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10417 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10418 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10419 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10420 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10421 config/mn10300/t-linux, config/mn10300/t-mn10300,
10422 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10423 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10424 config/picochip/libgccExtras/clzsi2.asm,
10425 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10426 config/rs6000/darwin-libgcc.10.4.ver,
10427 config/rs6000/darwin-libgcc.10.5.ver,
10428 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10429 config/rs6000/t-aix43, config/rs6000/t-aix52,
10430 config/rs6000/t-darwin, config/rs6000/t-fprules,
10431 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10432 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10433 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10434 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10435 config/rs6000/t-rtems, config/rs6000/t-spe,
10436 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10437 config/score/t-score-elf, config/sh/divcost-analysis,
10438 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10439 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10440 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10441 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10442 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10443 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10444 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10445 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10446 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10447 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10448 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10449 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10450 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10451 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10452 * config/h8300/genmova.sh: Include copyright and license notices
10453 in generated output.
10454 * config/h8300/mova.md: Regenerate.
10455 * doc/install.texi2html: Include word "Copyright" in copyright
10456 notice and use name "Free Software Foundation, Inc.".
10457 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10458 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10459 ChangeLog-2007, ChangeLog-2008: Correct dates.
10461 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10463 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10464 NE_EXPR operations as well.
10465 * c-parser.c (c_parser_condition): Do not set location information on
10467 (c_parser_conditional_expression): Likewise.
10468 (c_parser_binary_expression): Set location information on operators.
10469 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10470 TRUTH_NOT_EXPR has been folded.
10471 * fold-const.c (fold_truth_not_expr): Copy location information from
10472 the incoming expression to the outgoing one.
10473 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10474 recursive calls on the LHS of the operator but pass that of the
10475 operator to recursive calls on the RHS of the operator. Set it
10477 (shortcut_cond_expr): Set the locus of the operator on the second
10478 COND_EXPR and that of the expression on the first in degenerate cases.
10479 Pass the locus of the expression to calls to shortcut_cond_r.
10480 Set the locus of the 'then' block on the associated jump, if any.
10481 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10482 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10483 expression to call to gimplify_boolean_expr.
10485 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10487 * config.gcc: Add additional configuration for
10488 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10489 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10490 (CPP_SPEC): Redefine for allowing -municode option.
10491 (STARTFILE_SPEC): Likewise.
10492 * config/i386/t-mingw-w64: New.
10493 * config/i386/mingw-w64.opt: New.
10494 (municode): Add new target option.
10495 * doc/invoke.texi (municode): Add documentation for new option.
10497 2009-04-21 Ian Lance Taylor <iant@google.com>
10499 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10500 Correct test for number of arguments.
10501 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10503 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10505 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10506 argument of emit_library_call.
10508 2009-04-21 Richard Guenther <rguenther@suse.de>
10510 PR middle-end/39829
10511 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10512 inside VIEW_CONVERT_EXPRs.
10514 2009-04-21 Martin Jambor <mjambor@suse.cz>
10516 * tree-switch-conversion.c (build_constructors): Split a long line.
10517 (constructor_contains_same_values_p): New function.
10518 (build_one_array): Create assigns of constants if possible, do not
10519 call mark_sym_for_renaming, call update_stmt.
10520 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10521 make_rename_temp. Do not call mark_symbols_for_renaming, call
10523 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10524 find_new_referenced_vars, call update_stmt.
10525 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10526 instead of calling make_rename_temp. Do not call
10527 find_new_referenced_vars or mark_symbols_for_renaming, call
10530 2009-04-21 Richard Guenther <rguenther@suse.de>
10532 PR tree-optimization/39827
10533 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10534 (tree_ssa_phiprop): Pass the correct array size.
10536 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10538 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10540 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10543 * c-typeck.c (lvalue_p): Move declaration ...
10544 * c-common.h (lvalue_p): ... to here.
10545 * c-common.c (candidate_equal_p): New.
10546 (add_tlist): Use it.
10547 (merge_tlist): Use it.
10548 (warn_for_collisions_1): Likewise.
10549 (warning_candidate_p): Accept more candidates.
10550 (verify_tree): A warning candidate can be an expression. Use
10553 2009-04-21 Ben Elliston <bje@au.ibm.com>
10556 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10557 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10558 options. Remove -mcall-solaris documentation.
10560 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10563 * doc/invoke.texi (-Wlong-long): Update description.
10564 * c-lex (interpret_integer): Only warn if there was no previous
10565 overflow and -Wlong-long is enabled.
10566 * c-decl.c (declspecs_add_type): Drop redundant flags.
10567 * c.opt (Wlong-long): Init to -1.
10568 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10569 and front-end warn_long_long. Wlong-long only depends on other
10570 flags if it is uninitialized.
10571 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10572 the same for CPP and FE.
10573 (restore_extension_diagnostics): Likewise.
10575 2009-04-20 Ian Lance Taylor <iant@google.com>
10577 Fix enum conversions which are invalid in C++:
10578 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10579 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10580 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10581 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10582 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10583 (dbxout_parms): Likewise.
10584 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10585 (df_clear_flags): Likewise.
10586 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10587 top_flag parameter to int.
10588 (df_chain_create_bb_process_use): Likewise.
10589 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10591 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10592 (df_ref_create_structure, df_def_record_1): Likewise.
10593 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10594 (df_notes_rescan): Change 0 to VOIDmode in function call.
10595 (df_get_call_refs, df_insn_refs_collect): Likewise.
10596 (df_bb_regs_collect): Likewise.
10597 (df_entry_block_defs_collect): Likewise.
10598 (df_exit_block_uses_collect): Likewise.
10599 * df.h: Update declarations.
10600 * double-int.c (double_int_divmod): Add cast to enum type.
10601 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10602 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10603 (based_loc_descr): Likewise.
10604 (loc_descriptor_from_tree_1): Change first_op and second_op to
10605 enum dwarf_location_atom. Add cast to enum type.
10606 * expmed.c (init_expmed): Change 0 to SET in function call.
10607 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10608 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10609 (do_store_flag): Likewise.
10610 * fixed-value.h (struct fixed_value): Change mode to enum
10612 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10613 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10615 (insert_insn_decl, insert_decl, insert_state): Likewise.
10616 (automata_list_finish): Likewise.
10617 * genrecog.c (process_define_predicate): Add cast to enum type.
10618 * gensupport.c (init_predicate_table): Add cast to enum type.
10619 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10621 (gimple_build_call_1, gimple_build_label): Likewise.
10622 (gimple_build_goto, gimple_build_asm_1): Likewise.
10623 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10624 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10625 (enum fallback): Rename from enum fallback_t.
10626 (fallback_t): Typedef as int.
10627 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10628 GSI_SAME_STMT in function call.
10629 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10631 (setup_reg_class_relations): Likewise.
10632 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10633 (setup_prohibited_class_mode_regs): Add cast to enum type.
10634 (setup_prohibited_mode_move_regs): Likewise.
10635 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10636 (record_address_regs): Change i to enum reg_class.
10637 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10638 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10639 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10640 (GET_MODE_2XWIDER_MODE): Likewise.
10641 (GET_CLASS_NARROWEST_MODE): Likewise.
10642 * omp-low.c (expand_omp_for): Add cast to enum type.
10643 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10644 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10645 * postreload.c (reload_cse_simplify_operands): Change rclass local
10647 * predict.c (combine_predictions_for_insn): Change best_predictor
10648 and predictor to enum br_predictor.
10649 (combine_predictions_for_bb): Likewise.
10650 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10651 use SET_PREDICT_EXPR_OUTCOME.
10652 * real.c (real_arithmetic): Change icode to code in function call.
10653 * reginfo.c (init_move_cost): Add casts to enum type.
10654 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10655 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10657 * reload.c (find_valid_class): Add casts to enum type.
10658 (push_reload): Change 0 to NO_REGS in function call.
10659 (find_reloads): Change this_alternative to array of enum
10660 reg_class. Remove some now-unnecessary casts.
10661 (make_memloc): Change 0 to VOIDmode in function call.
10662 * reload1.c (reload): Change 0 to VOIDmode in function call.
10663 (eliminate_regs_1, elimination_effects): Likewise.
10664 (eliminate_regs_in_insn): Likewise.
10665 (emit_input_reload_insns): Add cast to enum type.
10666 (delete_output_reload): Change 0 to VOIDmode in function call.
10667 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10668 to enum type in function call.
10669 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10670 (SET_PREDICT_EXPR_OUTCOME): Define.
10671 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10672 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10673 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10674 (dump_function): Likewise.
10675 * tree-dump.h: Update declarations.
10676 * tree-pass.h: Update declarations.
10677 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10678 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10680 (arm_rtx_costs_1): Correct parenthesization.
10681 (arm_rtx_costs): Add casts to enum type.
10682 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10683 (vfp_emit_fstmd): Use add_rg_note.
10684 (emit_multi_reg_push, emit_sfm): Likewise.
10685 (thumb_set_frame_pointer): Likewise.
10686 (arm_expand_prologue): Likewise.
10687 (arm_regno_class): Change return type to enum reg_class.
10688 (thumb1_expand_prologue): Use add_reg_note.
10689 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10690 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10692 * config/arm/gentune.sh: Add cast to enum type.
10693 * config/arm/arm-tune.md: Rebuild.
10694 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10695 (ix86_split_fp_branch, predict_jump): Likewise.
10696 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10697 insn_code to enum rtx_code.
10698 (ix86_builtin_vectorized_function): Add cast to enum type.
10699 * config/i386/i386.md (truncdfsf2): Change slot to enum
10701 (truncxf<mode>2, isinf<mode>2): Likewise.
10702 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10704 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10705 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10706 (insert_bundle_state): Change 1 to INSERT in function call.
10707 (ia64_add_bundle_selector_before): Likewise.
10708 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10709 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10710 (restore_stack_nonlocal): Likewise.
10711 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10713 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10715 (mips_rtx_costs): Likewise.
10716 (mips_override_options): Add casts to enum type.
10717 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10719 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10720 (store_reg, set_reg_plus_d): Likewise.
10721 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10722 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10724 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10726 (emit_unlikely_jump): Use add_reg_note.
10727 (rs6000_emit_allocate_stack): Likewise.
10728 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10729 (output_toc): Change 1 to INSERT in function call.
10730 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10731 (rs6000_initialize_trampoline): Likewise.
10732 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10734 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10735 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10736 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10737 (save_gprs): Use add_reg_note.
10738 (s390_emit_prologue): Likewise.
10739 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10740 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10741 (sparc_fold_builtin): Add cast to enum type.
10742 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10744 (spu_expand_prologue): Use add_reg_note.
10745 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10747 2009-04-20 Ian Lance Taylor <iant@google.com>
10749 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10750 (c_parser_postfix_expression_after_primary): Get VEC for list of
10751 arguments. Get original types of arguments. Call
10752 build_function_call_vec.
10753 (cached_expr_list_1, cached_expr_list_2): New static variables.
10754 (c_parser_expr_list): Change return type to VEC *. Add
10755 p_orig_types parameter. Change all callers.
10756 (c_parser_release_expr): New static function.
10757 (c_parser_vec_to_tree_list): New static function.
10758 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10759 call build_function_call_vec.
10760 (build_function_call_vec): New function, based on old
10761 build_function_call.
10762 (convert_arguments): Remove nargs and argarray parameters. Change
10763 values to a VEC. Add origtypes parameter.
10764 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10765 (convert_for_assignment): Add origtype parameter. Change all
10766 callers. If warn_cxx_compat, check for conversion to an enum
10767 type when calling a function.
10768 (store_init_value): Add origtype parameter. Change all callers.
10769 (digest_init): Likewise.
10770 (struct init_node): Add origtype field.
10771 (add_pending_init): Add origtype parameter. Change all callers.
10772 (output_init_element): Likewise.
10773 (output_pending_init_elements): Pass origtype from init_node to
10774 output_init_element.
10775 (process_init_element): Pass origtype from c_expr to
10776 output_init_element.
10777 (c_finish_return): Add origtype parameter. Change all callers.
10778 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10780 (sync_resolve_params): Likewise.
10781 (sync_resolve_return): Change params to first_param. Change caller.
10782 (resolve_overloaded_builtins): Change params to VEC *. Change
10783 callers. Save first parameter around call to build_function_call_vec.
10784 * c-decl.c (finish_decl): Add origtype parameter. Change all
10785 callers. Call build_function_call_vec rather than
10786 build_function_call for cleanup.
10787 * c-tree.h: Update declarations.
10788 * c-common.h: Update declarations.
10789 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10790 params to first_param.
10791 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10792 params parameter from tree to void *.
10793 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10794 Change arglist parameter to have type void *, and to be a pointer
10796 * config/rs6000/rs6000-protos.h
10797 (altivec_resolve_overloaded_builtin): Update declaration.
10798 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10799 fnargs parameter to have type void *, and to be a pointer to a
10800 VEC. Call build_function_call_vec instead of
10801 build_function_call.
10802 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10804 2009-04-20 Joey Ye <joey.ye@intel.com>
10805 Xuepeng Guo <xuepeng.guo@intel.com>
10806 H.J. Lu <hongjiu.lu@intel.com>
10808 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10810 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10811 (IX86_LEA_PRIORITY): Likewise.
10812 (distance_non_agu_define): New function.
10813 (distance_agu_use): Likewise.
10814 (ix86_lea_for_add_ok): Likewise.
10815 (ix86_dep_by_shift_count): Likewise.
10817 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10818 should split for LEA.
10820 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10822 (ix86_dep_by_shift_count): Likewise.
10824 2009-04-20 Richard Guenther <rguenther@suse.de>
10826 * expr.c (handled_component_p): Move ...
10827 * tree.h (handled_component_p): ... here.
10828 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10829 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10830 and REALPART_EXPR to be in one group.
10832 2009-04-20 Richard Guenther <rguenther@suse.de>
10834 * basic-block.h (get_all_dominated_blocks): Declare.
10835 * dominance.c (get_all_dominated_blocks): New function.
10836 * tree-cfg.c (get_all_dominated_blocks): Remove.
10837 (remove_edge_and_dominated_blocks): Adjust.
10838 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10839 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10840 instead of recursing.
10842 2009-04-20 Doug Kwan <dougkwan@google.com>
10844 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10845 (struct cgraph_node_set_def): New type.
10846 (cgraph_node_set) New type. Also declare vector functions.
10847 (struct cgraph_node_set_element_def): New type.
10848 (cgraph_node_set_element): Ditto.
10849 (cgraph_node_set_iterator): New iterator type.
10850 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10851 cgraph_node_set_remove, dump_cgraph_node_set,
10852 debug_cgraph_node_set): New prototypes.
10853 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10854 cgraph_node_set_size): New inlines.
10855 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10856 including cgraph.h.
10857 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10858 argument to function 'write_summary'.
10859 * ipa.c: Include ggc.h.
10860 (hash_cgraph_node_set_element,
10861 eq_cgraph_node_set_element, cgraph_node_set_new,
10862 cgraph_node_set_add, cgraph_node_set_remove,
10863 cgraph_node_set_find, dump_cgraph_node_set,
10864 debug_cgraph_node_set): New functions.
10865 * Makefile.in (ipa.o): Add dependency on GGC_H.
10867 2009-04-20 Ira Rosen <irar@il.ibm.com>
10869 PR tree-optimization/39675
10870 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10871 check of the return code of vect_schedule_slp. Check that
10872 stmt_vec_info still exists for the statement, before checking its
10873 vectorization type.
10875 2009-04-20 Michael Matz <matz@suse.de>
10877 * Makefile.in (generated_files): Take out $(simple_generated_c).
10879 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10881 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10882 (UINTPTR_TYPE): Likewise.
10884 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10887 * c-typeck.c (digest_init): Check for initializing an array with a
10890 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10893 * c-semantics.c (pop_stmt_list): Propagate
10894 STATEMENT_LIST_HAS_LABEL to parent statement list.
10896 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10898 * config/mips/mips.h (mips_tune_attr): New macro.
10899 * config/mips/mips.md (cpu): Use it.
10901 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10904 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10907 2009-04-19 Diego Novillo <dnovillo@google.com>
10909 * toplev.c (compile_file): Move call to coverage_finish ...
10910 * cgraphunit.c (ipa_passes): ... here.
10911 Call cgraph_process_new_functions.
10912 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10913 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10915 2009-04-19 Jan Hubicka <jh@suse.cz>
10917 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10919 (dump_cgraph_node): Dump can throw external flag.
10920 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10922 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10926 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10927 * common.opt (Wlogical-op): Move from here...
10928 * c.opt (Wlogical-op): ... to here.
10929 * c-typeck.c (parser_build_binary_op): Update call to
10930 warn_logical_operator.
10931 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10933 * c-common.c (warn_logical_op): Update.
10934 * c-common.h (warn_logical_op): Update declaration.
10936 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10938 * tree.c (protected_set_expr_location): Fix formatting.
10940 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10943 * c-typeck.c (readonly_warning): new.
10944 (build_unary_op, build_modify_expr): Use readonly_warning for
10945 storing into something readonly but not const-qualified.
10947 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10950 * c-typeck.c (build_unary_op): Check for taking address of
10951 expression of type void.
10953 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10956 * c-typeck.c (build_function_call): Check for calling a function
10957 with qualified void return types. Call require_complete_type when
10960 2009-04-18 Jan Hubicka <jh@suse.cz>
10962 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10964 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10965 can_throw_external flag.
10966 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10967 * ipa-pure-const.c (ignore_edge): New function.
10968 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10969 only over can_throw_external edges.
10970 (local_pure_const): Add nothrow flag.
10971 * ipa-utils.c (searchc): Add ignore_edge callback.
10972 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10973 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10974 (set_nothrow_function_flags): Update cgraph.
10975 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10977 2009-04-18 Richard Guenther <rguenther@suse.de>
10979 PR middle-end/39804
10980 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10981 (fold_stmt): ... this and ...
10982 (fold_stmt_inplace): ... this.
10983 (fold_stmt_1): Fold references in calls and asms.
10984 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10986 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10988 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10989 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10991 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10993 * tree.c (function_args_count): Remove.
10994 * tree.h: Remove the prototype for function_args_count.
10996 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10998 * tree-iterator.c (expr_only): Remove.
10999 * tree.h: Remove the prototype for expr_only.
11001 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11003 * reginfo.c (cannot_change_mode_set_regs): Remove.
11004 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11006 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11008 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11009 whether operands 0 and 1 overlaps.
11011 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11013 PR middle-end/36902
11014 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11015 pointer. Use warning_at instead of warning.
11016 (search_for_addr_array): Likewise.
11017 (check_array_bounds): Likewise.
11018 (check_all_array_refs): Check that the incoming edge is not in the
11019 list of edges to be removed.
11020 (check_all_array_refs): Avoid the temporal pointer.
11021 (vrp_visit_cond_stmt): Fix typo.
11022 (simplify_switch_using_ranges): Handle the case where the switch
11023 index is an integer constant.
11025 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11027 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11029 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11031 * doc/extend.texi, doc/invoke.texi: Fix typos.
11033 2009-04-17 Cary Coutant <ccoutant@google.com>
11035 * tree-flow-inline.h (get_lineno): Fix inverted test.
11037 2009-04-17 Diego Novillo <dnovillo@google.com>
11039 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11040 assertion for AVAIL_OUT.
11042 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11045 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11046 * config/sh/linux-atomic.asm: Likewise.
11048 2009-04-17 Diego Novillo <dnovillo@google.com>
11050 * except.c (debug_eh_tree): New.
11051 (struct eh_region, struct eh_status): Move ...
11052 * except.h: ... here.
11053 (add_type_for_runtime): Declare extern.
11054 (lookup_type_for_runtime): Likewise.
11055 (debug_eh_tree): Declare.
11056 * Makefile.in (GTFILES): List except.h before except.c
11058 2009-04-17 Diego Novillo <dnovillo@google.com>
11060 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11061 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11062 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11063 (find_vars_r): ... here.
11064 * tree-flow.h (find_referenced_vars_in): Declare.
11065 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11066 that AVAIL_OUT exists for BLOCK.
11067 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11068 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11069 (tree-parloops.o): Likewise.
11071 2009-04-17 Simon Baldwin <simonb@google.com>
11073 * toplev.c (default_tree_printer): Add handling for %E format.
11075 2009-04-17 Diego Novillo <dnovillo@google.com>
11077 * tree-pretty-print.c (dump_generic_node): Add break after
11078 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11079 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11080 FUNCTION_TYPE together. Call print_struct_decl when printing
11081 structures and TDF_SLIM is not given.
11082 (print_struct_decl): Fix logic for detecting recursion.
11084 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11087 * gcc.c (create_at_file): New.
11088 (compile_input_file_p): New.
11089 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11090 * main.c (main): Update call to toplev_main.
11091 * toplev.c (toplev_main): Change signature. Call expandargv.
11092 * toplev.h (toplev_main): Change signature.
11094 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11096 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11097 if the latter is not constant.
11099 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11101 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11103 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11105 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11106 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11108 2009-04-17 Richard Guenther <rguenther@suse.de>
11110 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11111 Handle component references view-converting an invariant address.
11113 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11115 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11116 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11117 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11118 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11119 Use @deftypevr rather than @deftypevar.
11121 2009-04-17 Richard Guenther <rguenther@suse.de>
11123 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11124 (get_prop_source_stmt): Likewise.
11125 (can_propagate_from): Likewise.
11127 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11129 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11130 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11131 (--with-multilib-list): Add default value.
11132 * configure: Regenerate.
11133 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11134 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11135 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11136 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11137 Don't add default cpu to multilib list unnecessarily, but do enable
11138 the relevant compiler option..
11139 Add support for --with-multilib-list=<blank> and
11140 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11141 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11142 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11143 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11144 TM_MULTILIB_CONFIG.
11145 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11146 (MULTILIB_OSDIRNAMES): New variable.
11147 * config/sh/t-1e: Delete file.
11148 * config/sh/t-mlib-sh1: Delete file.
11149 * config/sh/t-mlib-sh2: Delete file.
11150 * config/sh/t-mlib-sh2a: Delete file.
11151 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11152 * config/sh/t-mlib-sh2a-single: Delete file.
11153 * config/sh/t-mlib-sh2a-single-only: Delete file.
11154 * config/sh/t-mlib-sh2e: Delete file.
11155 * config/sh/t-mlib-sh3e: Delete file.
11156 * config/sh/t-mlib-sh4: Delete file.
11157 * config/sh/t-mlib-sh4-nofpu: Delete file.
11158 * config/sh/t-mlib-sh4-single: Delete file.
11159 * config/sh/t-mlib-sh4-single-only: Delete file.
11160 * config/sh/t-mlib-sh4a: Delete file.
11161 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11162 * config/sh/t-mlib-sh4a-single: Delete file.
11163 * config/sh/t-mlib-sh4a-single-only: Delete file.
11164 * config/sh/t-mlib-sh4al: Delete file.
11165 * config/sh/t-mlib-sh5-32media: Delete file.
11166 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11167 * config/sh/t-mlib-sh5-64media: Delete file.
11168 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11169 * config/sh/t-mlib-sh5-compact: Delete file.
11170 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11171 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11172 * doc/install.texi (Options specification): Add
11173 --with-multilib-list and --with-endian.
11175 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11177 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11179 (OBJS-common): Add plugin-version.o.
11180 (plugin-version.o): New.
11181 * gcc-plugin.h (plugin_gcc_version): New.
11182 (plugin_default_version_check): New.
11183 (plugin_init_func, plugin_init): Add version argument.
11184 * plugin-version.c: New.
11185 * plugin.c (str_plugin_gcc_version_name): New.
11186 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11187 pass it to the init function.
11188 (plugin_default_version_check): New.
11190 2009-04-17 Richard Guenther <rguenther@suse.de>
11192 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11193 for decl-vs-decl disambiguation.
11195 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11197 * config/s390/s390.h (s390_tune_attr): New macro definition.
11198 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11200 2009-04-17 Richard Guenther <rguenther@suse.de>
11202 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11203 (fold_stmt_r): Likewise.
11204 (maybe_fold_reference): New function.
11205 (fold_gimple_assign): Handle cases fold_stmt_r did.
11206 (fold_stmt): Do not use fold_stmt_r.
11207 (fold_stmt_inplace): Likewise.
11209 2009-04-17 Richard Guenther <rguenther@suse.de>
11211 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11212 (record_equivalences_from_stmt): Remove useless checks and
11214 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11215 the type is already suitable.
11217 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11219 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11221 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11223 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11224 (CMPtype): Define as __gcc_CMPtype.
11226 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11228 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11229 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11231 2009-04-17 Richard Guenther <rguenther@suse.de>
11233 PR tree-optimization/39746
11234 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11235 special-casing for builtins and static variable use/def.
11236 (call_may_clobber_ref_p_1): Likewise.
11238 2009-04-16 Ian Lance Taylor <iant@google.com>
11240 * df.h: Include "timevar.h".
11241 (struct df_problem): Change tv_id field to timevar_id_t.
11242 * tree-pass.h: Include "timevar.h".
11243 (struct opt_pass): Change tv_id field to timevar_id_t.
11244 * timevar.h (timevar_id_t): Define TV_NONE.
11245 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11246 TV_NONE rather than tv_id != 0.
11247 (execute_one_pass): Likewise.
11248 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11249 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11250 dependencies to $(TREE_PASS_H).
11251 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11253 (pass_branch_target_load_optimize2): Likewise.
11254 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11255 (pass_outof_cfg_layout_mode): Likewise.
11256 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11257 (pass_rebuild_cgraph_edges): Likewise.
11258 (pass_remove_cgraph_callee_edges): Likewise.
11259 * df-core.c (pass_df_initialize_opt): Likewise.
11260 (pass_df_initialize_no_opt): Likewise.
11261 (pass_df_finish): Likewise.
11262 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11263 * except.c (pass_set_nothrow_function_flags): Likewise.
11264 (pass_convert_to_eh_region_ranges): Likewise.
11265 * final.c (pass_compute_alignments): Likewise.
11266 * function.c (pass_instantiate_virtual_regs): Likewise.
11267 (pass_init_function): Likewise.
11268 (pass_leaf_regs): Likewise.
11269 (pass_match_asm_constraints): Likewise.
11270 * gimple-low.c (pass_lower_cf): Likewise.
11271 (pass_mark_used_blocks): Likewise.
11272 * init-regs.c (pass_initialize_regs): Likewise.
11273 * integrate.c (pass_initial_value_sets): Likewise.
11274 * ira.c (pass_ira): Likewise.
11275 * jump.c (pass_cleanup_barriers): Likewise.
11276 * omp-low.c (pass_expand_omp): Likewise.
11277 (pass_lower_omp): Likewise.
11278 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11279 * recog.c (pass_split_all_insns): Likewise.
11280 (pass_split_after_reload): Likewise.
11281 (pass_split_before_regstack): Likewise.
11282 (pass_split_before_sched2): Likewise.
11283 (pass_split_for_shorten_branches): Likewise.
11284 * reginfo.c (pass_reginfo_init): Likewise.
11285 (pass_subregs_of_mode_init): Likewise.
11286 (pass_subregs_of_mode_finish): Likewise.
11287 * passes.c (pass_postreload): Likewise.
11288 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11289 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11290 (pass_warn_function_return): Likewise.
11291 (pass_warn_function_noreturn): Likewise.
11292 * tree-complex.c (pass_lower_complex): Likewise.
11293 (pass_lower_complex_O0): Likewise.
11294 * tree-if-conv.c (pass_if_conversion): Likewise.
11295 * tree-into-ssa.c (pass_build_ssa): Likewise.
11296 * tree-mudflap.c (pass_mudflap_1): Likewise.
11297 (pass_mudflap_2): Likewise.
11298 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11299 (pass_mudflap_2): Likewise.
11300 * tree-nrv.c (pass_return_slot): Likewise.
11301 * tree-object-size.c (pass_object_sizes): Likewise.
11302 * tree-optimize.c (pass_all_optimizations): Likewise.
11303 (pass_early_local_passes): Likewise.
11304 (pass_all_early_optimizations): Likewise.
11305 (pass_cleanup_cfg): Likewise.
11306 (pass_cleanup_cfg_post_optimizing): Likewise.
11307 (pass_free_datastructures): Likewise.
11308 (pass_free_cfg_annotations): Likewise.
11309 (pass_fixup_cfg): Likewise.
11310 (pass_init_datastructures): Likewise.
11311 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11312 (pass_late_warn_uninitialized): Likewise.
11313 (pass_update_address_taken): Likewise.
11314 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11315 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11316 (pass_cse_sincos): Likewise.
11317 (pass_convert_to_rsqrt): Likewise.
11318 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11319 * tree-stdarg.c (pass_stdarg): Likewise.
11320 * tree-tailcall.c (pass_tail_recursion): Likewise.
11321 (pass_tail_calls): Likewise.
11322 * tree-vect-generic.c (pass_lower_vector): Likewise.
11323 (pass_lower_vector_ssa): Likewise.
11324 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11326 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11328 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11330 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11332 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11333 logical and signext.
11335 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11338 * config/sh/predicates.md (arith_operand): Check if the operand
11339 of TRUNCATE is a REG.
11341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11343 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11344 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11348 * tree-iterator.c (tsi_split_statement_list_after,
11349 tsi_split_statement_list_before): Remove.
11350 * tree-iterator.h: Remove the prototypes for
11351 tsi_split_statement_list_after and tsi_split_statement_list_before.
11353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11355 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11356 * tree-ssa-propagate.h: Remove the prototype for
11357 stmt_makes_single_load.
11359 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11361 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11362 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11364 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11366 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11370 * except.c (eh_region_outer_p): Remove.
11371 * except.h: Remove the prototype for eh_region_outer_p.
11373 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11375 * function.c (current_function_assembler_name): Remove.
11376 * function.h: Remove the prototype for
11377 current_function_assembler_name.
11379 2009-04-16 Ian Lance Taylor <iant@google.com>
11381 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11382 (add_reg_note): Call alloc_reg_note.
11383 * rtl.h (alloc_reg_note): Declare.
11384 * combine.c (try_combine): Use alloc_reg_note.
11385 (recog_for_combine, move_deaths): Likewise.
11386 (distribute_notes): Use alloc_reg_note and add_reg_note.
11387 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11388 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11389 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11391 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11393 PR rtl-optimization/39762
11394 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11395 ira_may_move_out_cost): Add comments about way of their usage.
11396 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11398 * ira-conflicts.c (process_regs_for_copy): Use function
11399 ira_get_register_move_cost instead of global
11400 ira_register_move_cost.
11402 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11403 color_pass, move_spill_restore, update_curr_costs): Ditto.
11405 * ira-lives.c (process_single_reg_class_operands): Ditto.
11407 * ira-emit.c (emit_move_list): Ditto.
11409 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11410 (record_reg_classes): Ditto. Use functions
11411 ira_get_register_move_cost and ira_get_may_move_cost instead of
11412 global vars ira_register_move_cost, ira_may_move_out_cost and
11413 ira_may_move_in_cost.
11414 (record_address_regs): Don't call ira_init_register_move_cost.
11415 Use function ira_get_may_move_cost instead of global
11416 ira_may_move_in_cost.
11417 (process_bb_node_for_hard_reg_moves): Use function
11418 ira_get_register_move_cost instead of global ira_register_move_cost.
11419 (ira_costs): Don't call ira_init_register_move_cost.
11421 2009-04-16 Richard Guenther <rguenther@suse.de>
11423 * tree-cfg.c (verify_gimple_assign_binary):
11424 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11425 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11426 (create_general_new_stmt): Note that this function is broken.
11428 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11430 * common.opt (fhelp): Add Var(help_flag).
11431 * gcc-plugin.h (plugin_info): Add help.
11432 * plugin.c (plugin_name_args): Add help.
11433 (register_plugin_info): Set plugin->help.
11434 (print_help_one_plugin): New.
11435 (print_plugins_help): New.
11436 * plugin.h (print_plugins_help): New.
11437 * toplev.c (toplev_main): Call print_plugins_help if needed.
11439 2009-04-16 Richard Guenther <rguenther@suse.de>
11441 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11442 (gimple_ior_addresses_taken_1): New function.
11443 (gimple_ior_addresses_taken): Likewise.
11444 * gimple.h (struct gimple_statement_with_ops_base): Remove
11445 addresses_taken member.
11446 (gimple_ior_addresses_taken): Declare.
11447 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11448 gimple_set_addresses_taken): Remove.
11449 * ipa-reference.c (mark_address): New function.
11450 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11451 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11452 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11453 (gimple_add_to_addresses_taken): Remove.
11454 (get_tmr_operands): Call mark_address_taken.
11455 (get_asm_expr_operands): Likewise.
11456 (get_expr_operands): Likewise.
11457 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11458 (free_stmt_operands): Do not free it.
11459 * tree-ssa.c (delete_tree_ssa): Likewise.
11460 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11462 2009-04-16 Richard Guenther <rguenther@suse.de>
11464 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11465 (walk_stmt_load_store_ops): Likewise.
11466 * gimple.c (get_base_loadstore): New function.
11467 (walk_stmt_load_store_addr_ops): Likewise.
11468 (walk_stmt_load_store_ops): Likewise.
11469 * ipa-pure-const.c (check_op): Simplify.
11470 (check_load, check_store): New functions.
11471 (check_stmt): Use walk_stmt_load_store_ops.
11472 * ipa-reference.c (mark_load): Adjust signature.
11473 (mark_store): Likewise.
11474 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11476 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11478 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11479 (plugin_info): New.
11480 * opts.c (common_handle_option): Don't call print_version.
11481 * plugin.c (plugin_name_args): Add version.
11482 (register_plugin_info): New.
11483 (register_callback): Handle PLUGIN_INFO.
11484 (try_init_one_plugin): New.
11485 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11487 (finalize_one_plugin): New.
11488 (finalize_plugins): New.
11489 (print_one_plugin): New.
11490 (print_plugins_versions): New.
11491 * plugin.h (print_plugins_versions): New.
11492 (finalize_plugins): New.
11493 * toplev.c (compile_file): Don't call initialize_plugins.
11494 (print_version): Call print_plugins_versions.
11495 (toplev_main): Call initialize_plugins. Print version if needed.
11496 Call finalize_plugins.
11498 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11500 * common.opt (fversion): New.
11501 * gcc.c (print_version): New.
11502 (process_command): Don't print the version. Just set print_version.
11503 (main): Print version. Call subprocesses if print_version and
11504 verbose_flag are set.
11505 * opts.c (common_handle_option): Handle OPT_fversion.
11507 2009-04-16 Richard Guenther <rguenther@suse.de>
11508 Ira Rosen <irar@il.ibm.com>
11510 PR tree-optimization/39698
11511 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11512 type of the reduction variable. Only generate the def if
11515 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11516 make sure to first convert to an integer of the same precision.
11517 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11518 the type of the evolution correctly in computing the new
11519 induction variable base.
11521 2009-04-16 Richard Guenther <rguenther@suse.de>
11523 PR middle-end/39625
11524 * tree-cfg.c (make_blocks): Split statements with to-be
11525 abnormal SSA names on the lhs.
11527 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11529 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11530 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11531 * c-typeck.c (really_start_incremental_init): Likewise.
11532 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11533 (TARGET_INITIALIZER): Remove it.
11534 * target.h (struct target): Remove vector_opaque_p.
11535 * tree.c (build_opaque_vector_type): New.
11536 * tree.h (TYPE_VECTOR_OPAQUE): New.
11537 (build_opaque_vector_type): Declare.
11538 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11539 * config/rs6000/rs6000.c (build_opaque_vector_type,
11540 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11541 (rs6000_init_builtins): Use build_opaque_vector_type for
11542 opaque_V4SI_type_node.
11544 2009-04-15 Catherine Moore <clm@codesourcery.com>
11546 * debug.h (set_name): Declare.
11547 * dwarf2out.c (dwarf2out_set_name): Declare.
11548 (dwarf2_debug_hooks): Add set_name.
11549 (find_AT_string): New.
11550 (add_AT_string): Call find_AT_string.
11551 (dwarf2out_set_name): New.
11552 * cp/decl.c (grokdeclarator): Call set_name.
11553 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11554 * debug.c (do_nothing_debug_hooks): Likewise.
11555 * dbxout.c (dbx_debug_hooks): Likewise.
11556 * sdbout.c (sdb_debug_hooks): Likewise.
11558 2009-04-15 Michael Eager <eager@eagercon.com>
11560 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11561 reg for single-precision FPU.
11562 * config/rs6000/rs6000.md (movsi_internal1): Only for
11563 !TARGET_SINGLE_FPU.
11564 (movsi_internal1_single): New. Add pattern to move SI values to/from
11565 single-precision FP regs.
11567 2009-04-15 Richard Guenther <rguenther@suse.de>
11569 * omp-low.c (lower_rec_input_clauses): Build correct address
11571 (expand_omp_for_generic): Fix multiplication type.
11572 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11573 (generate_memset_zero): Fix types.
11574 * tree-profile.c (prepare_instrumented_value): Correctly
11577 2009-04-15 Ian Lance Taylor <iant@google.com>
11579 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11580 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11581 for -Wall and for -Wc++-compat.
11582 (c_common_post_options): For C++, set warn_enum_compare if not
11584 * c-tree.h (struct c_expr): Add field original_type.
11585 (build_external_ref): Update declaration.
11586 * c-parser.c (c_parser_braced_init): Set original_type.
11587 (c_parser_initelt): Likewise.
11588 (c_parser_expr_no_commas): Likewise.
11589 (c_parser_conditional_expression): Likewise.
11590 (c_parser_cast_expression): Likewise.
11591 (c_parser_unary_expression): Likewise. Pull setting of
11592 original_code to top of function.
11593 (c_parser_sizeof_expression): Set original_type.
11594 (c_parser_alignof_expression): Likewise.
11595 (c_parser_postfix_expression): Likewise. Pull setting of
11596 original_code to top of function.
11597 (c_parser_postfix_expression_after_paren_type): Set original_type.
11598 (c_parser_postfix_expression_after_primary): Likewise.
11599 (c_parser_expression): Likewise.
11600 * c-typeck.c (build_external_ref): Add type parameter. Change all
11602 (c_expr_sizeof_expr): Set original_type field.
11603 (parser_build_unary_op): Likewise.
11604 (parser_build_binary_op): Likewise. Optionally warn about
11605 comparisons of enums of different types.
11606 (digest_init): Set original_type field.
11607 (really_start_incremental_init): Likewise.
11608 (push_init_level, pop_init_level): Likewise.
11609 * doc/invoke.texi (Warning Options): -Wenum-compare now
11612 2009-04-15 Richard Guenther <rguenther@suse.de>
11614 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11615 out a necessary conversion.
11616 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11617 names we didn't value number.
11618 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11620 2009-04-15 Richard Guenther <rguenther@suse.de>
11622 PR tree-optimization/39764
11623 * tree-ssa-ccp.c (get_value): Canonicalize value with
11624 canonicalize_float_value.
11626 2009-04-15 Jan Hubicka <jh@suse.cz>
11628 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11629 Wrong version of patch.
11631 2009-04-15 Jan Hubicka <jh@suse.cz>
11633 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11635 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11637 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11638 our distinct integral and vector types.
11640 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11642 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11643 * init.c (build_vtbl_address): Remove call to assemble_external.
11645 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11647 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11648 output for other floating point modes.
11650 2009-04-14 Diego Novillo <dnovillo@google.com>
11652 * diagnostic.c (diagnostic_report_diagnostic): Do not
11653 warn about loaded plugins for DK_ERROR and DK_WARNING.
11654 * c-decl.c (declspecs_add_type): Move call to
11655 invoke_plugin_callbacks ...
11656 * c-parser.c (c_parser_declspecs): ... here.
11657 * plugin.c (dump_active_plugins): Tidy output.
11659 2009-04-14 Diego Novillo <dnovillo@google.com>
11660 Le-Chun Wu <lcwu@google.com>
11662 * configure.ac: Add --enable-plugin support.
11663 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11664 * Makefile.in (PLUGIN_H): Define.
11665 Export ENABLE_PLUGIN and GMPINC to site.exp.
11666 Add PLUGINLIBS to link command.
11667 Add/modify dependencies for plugin.o and files including plugin.h.
11669 * config.in: Regenerate.
11671 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11674 2009-04-14 Le-Chun Wu <lcwu@google.com>
11676 * tree-pass.h (register_one_dump_file): Add a prototype for
11677 register_one_dump_file.
11678 * toplev.c (compile_file): Call initialize_plugins.
11679 (do_compile): Call invoke_plugin_callbacks.
11680 (toplev_main): Call invoke_plugin_callbacks.
11681 * common.opt: Add -fplugin= and -fplugin-arg-.
11682 * gcc-plugin.h: New public header file for plugins to include.
11683 * plugin.c: New source file.
11684 * plugin.h: New internal header file.
11685 * passes.c (register_one_dump_file): Make it external.
11687 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11689 2009-04-14 Diego Novillo <dnovillo@google.com>
11691 * doc/plugins.texi: New.
11692 * doc/gccint.texi: Add reference to Plugins chapter.
11693 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11694 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11695 loaded plugins, if any.
11696 * timevar.def (TV_PLUGIN_INIT): Define.
11697 (TV_PLUGIN_RUN): Define.
11698 * plugin.c: Include timevar.h
11699 (plugins_active_p): New.
11700 (dump_active_plugins): New.
11701 (debug_active_plugins): New.
11703 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11705 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11707 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11709 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11711 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11712 the same as a minus without a shift.
11714 2009-04-14 Nick Clifton <nickc@redhat.com>
11716 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11717 comparisons with small integers will always produce a short
11720 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11723 2008-12-19 Diego Novillo <dnovillo@google.com>
11725 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11727 2009-04-14 Richard Guenther <rguenther@suse.de>
11729 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11731 (verify_gimple_assign_binary): Likewise. Handle shifts and
11733 (verify_gimple_phi): Print the mismatched argument position.
11734 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11736 (vect_update_init_of_dr): Likewise.
11737 * matrix-reorg.c (transform_access_sites): Do what the
11739 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11741 2009-04-13 Michael Eager <eager@eagercon.com>
11743 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11744 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11745 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11746 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11747 remove duplicate config
11749 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11751 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11752 file_name:line_number type locator of the call site.
11754 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11756 * genautomata.c: Put blank after comma.
11757 (automaton_decls): New.
11758 (struct unit_usage): Add comments to member next.
11759 (store_alt_unit_usage): Keep the list ordered.
11760 (unit_present_on_list_p, equal_alternatives_p): New.
11761 (check_regexp_units_distribution): Check units distribution
11762 correctness correctly.
11763 (main): Don't write automata if error is found. Return correct
11766 * config/m68k/cf.md (cfv4_ds): Remove.
11767 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11768 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11770 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11771 power4-load-ext, power4-store, power4-store-update,
11772 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11773 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11774 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11775 power4-sqrt, power4-isync): Modify reservation to make correct
11776 unit distribution to automata.
11778 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11779 power5-store-update, power5-two, power5-three, power5-lmul,
11780 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11782 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11784 * except.c (pass_set_nothrow_function_flags): Set name and add
11786 (set_nothrow_function_flags): Mention in the dump file when
11787 changing a function to nothrow.
11789 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11792 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11793 instead of unsigned long.
11795 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11797 * config/arm/arm.c (return_used_this_function): Remove.
11798 (arm_output_function_prologue): Remove use of
11799 return_used_this_function.
11800 (output_return_instruction): Replace use of
11801 return_used_this_function
11802 by cfun->machine->return_used_this_function.
11803 (arm_output_epilogue): Likewise.
11804 (arm_output_function_epilogue): Likewise.
11805 (thumb_unexpanded_epilogue): Likewise.
11806 * config/arm/arm.h (struct machine_function):
11807 New member return_used_this_function.
11809 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11811 * doc/install.texi: Correct description of default directory for
11812 --with-gxx-include-dir.
11814 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11816 * fold-const.c (build_range_check): Properly deal with enumeral and
11817 boolean base types.
11819 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11821 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11822 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11823 * params.h (MAX_GCSE_PASSES): Remove.
11824 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11825 in sequence. Remove ability to run multiple passes.
11826 (bypass_jumps): Report run as third CPROP pass.
11828 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11830 PR middle-end/39651
11831 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11832 when deciding whether the whole SEQUENCE can throw.
11834 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11837 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11838 offseted label references.
11840 2009-04-11 Jan Hubicka <jh@suse.cz>
11842 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11844 2009-04-11 Richard Guenther <rguenther@suse.de>
11846 PR middle-end/39732
11847 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11848 return variables as TREE_ADDRESSABLE.
11850 2009-04-11 Richard Guenther <rguenther@suse.de>
11852 PR tree-optimization/39713
11853 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11854 reference trees have SSA_NAME operands.
11856 2009-04-11 Richard Guenther <rguenther@suse.de>
11859 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11860 address expressions.
11862 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11864 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11865 match changes in Cygwin 1.7
11866 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11867 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11869 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11871 PR tree-optimization/39701
11872 * doc/invoke.texi (Optimization Options): Document change in
11873 meaning and initialization of -fdelete-null-pointer-checks.
11875 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11877 PR middle-end/39701
11878 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11880 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11883 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11885 2009-04-10 Chao-ying Fu <fu@mips.com>
11887 * doc/tm.texi (Instruction Output): Document
11888 TARGET_ASM_FINAL_POSTSCAN_INSN.
11889 * target.h (final_postscan_insn): New field in asm_out.
11890 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11891 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11892 * final.c (final_scan_insn): Call
11893 targetm.asm_out.final_postscan_insn after outputting
11894 an asm macro and a normal instruction.
11896 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11897 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11898 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11899 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11900 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11902 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11904 PR middle-end/39701
11905 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11906 variables as non-NULL even with -fdelete-null-pointer-checks.
11908 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11910 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11912 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11915 * config/i386/i386.c (classify_argument): Handle SCmode with
11916 (bit_offset % 64) != 0.
11918 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11920 * doc/invoke.texi (Optimize Options): Add cross-reference to
11921 -Q --help=optimizers examples.
11923 2009-04-10 Ben Elliston <bje@au.ibm.com>
11926 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11927 regalign for the reg == fpr and TDmode case.
11929 2009-04-09 David Ayers <ayers@fsfe.org>
11932 * objc/objc-act.c (warn_with_method): Remove helper function.
11933 (check_duplicates): Call warning and inform directly.
11934 (really_start_method): Likewise.
11936 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11938 * expmed.c (expand_divmod): Always use a comparison for a division
11939 by a large unsigned integer.
11941 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11942 for things others than variables or functions as nonzero.
11944 2009-04-09 Nick Clifton <nickc@redhat.com>
11946 * unwind-compat.c: Change copyright header to refer to version
11947 3 of the GNU General Public License with version 3.1 of the
11948 GCC Runtime Library Exception and to point readers at the
11949 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11950 * config/alpha/crtfastmath.c: Likewise.
11951 * config/alpha/linux-unwind.h: Likewise.
11952 * config/alpha/qrnnd.asm: Likewise.
11953 * config/alpha/vms-crt0-64.c: Likewise.
11954 * config/alpha/vms-crt0.c: Likewise.
11955 * config/alpha/vms-dwarf2.asm: Likewise.
11956 * config/alpha/vms-dwarf2eh.asm: Likewise.
11957 * config/alpha/vms-psxcrt0-64.c: Likewise.
11958 * config/alpha/vms-psxcrt0.c: Likewise.
11959 * config/alpha/vms_tramp.asm: Likewise.
11960 * config/arc/initfini.c: Likewise.
11961 * config/arc/lib1funcs.asm: Likewise.
11962 * config/arm/bpabi-v6m.S: Likewise.
11963 * config/arm/bpabi.S: Likewise.
11964 * config/arm/bpabi.c: Likewise.
11965 * config/arm/crti.asm: Likewise.
11966 * config/arm/crtn.asm: Likewise.
11967 * config/arm/ieee754-df.S: Likewise.
11968 * config/arm/ieee754-sf.S: Likewise.
11969 * config/arm/lib1funcs.asm: Likewise.
11970 * config/arm/libunwind.S: Likewise.
11971 * config/arm/linux-atomic.c: Likewise.
11972 * config/arm/mmintrin.h: Likewise.
11973 * config/arm/pr-support.c: Likewise.
11974 * config/arm/unaligned-funcs.c: Likewise.
11975 * config/arm/unwind-arm.c: Likewise.
11976 * config/arm/unwind-arm.h: Likewise.
11977 * config/avr/libgcc.S: Likewise.
11978 * config/bfin/crti.s: Likewise.
11979 * config/bfin/crtlibid.s: Likewise.
11980 * config/bfin/crtn.s: Likewise.
11981 * config/bfin/lib1funcs.asm: Likewise.
11982 * config/bfin/linux-unwind.h: Likewise.
11983 * config/cris/arit.c: Likewise.
11984 * config/cris/cris_abi_symbol.c: Likewise.
11985 * config/darwin-64.c: Likewise.
11986 * config/darwin-crt2.c: Likewise.
11987 * config/darwin-crt3.c: Likewise.
11988 * config/darwin.h: Likewise.
11989 * config/dbxelf.h: Likewise.
11990 * config/dfp-bit.c: Likewise.
11991 * config/dfp-bit.h: Likewise.
11992 * config/elfos.h: Likewise.
11993 * config/fixed-bit.c: Likewise.
11994 * config/fixed-bit.h: Likewise.
11995 * config/fp-bit.c: Likewise.
11996 * config/fp-bit.h: Likewise.
11997 * config/fr30/crti.asm: Likewise.
11998 * config/fr30/crtn.asm: Likewise.
11999 * config/fr30/lib1funcs.asm: Likewise.
12000 * config/freebsd-spec.h: Likewise.
12001 * config/frv/cmovd.c: Likewise.
12002 * config/frv/cmovh.c: Likewise.
12003 * config/frv/cmovw.c: Likewise.
12004 * config/frv/frvbegin.c: Likewise.
12005 * config/frv/frvend.c: Likewise.
12006 * config/frv/lib1funcs.asm: Likewise.
12007 * config/glibc-stdint.h: Likewise.
12008 * config/h8300/clzhi2.c: Likewise.
12009 * config/h8300/crti.asm: Likewise.
12010 * config/h8300/crtn.asm: Likewise.
12011 * config/h8300/ctzhi2.c: Likewise.
12012 * config/h8300/fixunssfsi.c: Likewise.
12013 * config/h8300/lib1funcs.asm: Likewise.
12014 * config/h8300/parityhi2.c: Likewise.
12015 * config/h8300/popcounthi2.c: Likewise.
12016 * config/i386/ammintrin.h: Likewise.
12017 * config/i386/att.h: Likewise.
12018 * config/i386/avxintrin.h: Likewise.
12019 * config/i386/biarch64.h: Likewise.
12020 * config/i386/bmmintrin.h: Likewise.
12021 * config/i386/cpuid.h: Likewise.
12022 * config/i386/cross-stdarg.h: Likewise.
12023 * config/i386/crtfastmath.c: Likewise.
12024 * config/i386/crtprec.c: Likewise.
12025 * config/i386/cygming-crtbegin.c: Likewise.
12026 * config/i386/cygming-crtend.c: Likewise.
12027 * config/i386/cygwin.asm: Likewise.
12028 * config/i386/emmintrin.h: Likewise.
12029 * config/i386/gmm_malloc.h: Likewise.
12030 * config/i386/gthr-win32.c: Likewise.
12031 * config/i386/i386.h: Likewise.
12032 * config/i386/immintrin.h: Likewise.
12033 * config/i386/linux-unwind.h: Likewise.
12034 * config/i386/linux64.h: Likewise.
12035 * config/i386/mm3dnow.h: Likewise.
12036 * config/i386/mmintrin-common.h: Likewise.
12037 * config/i386/mmintrin.h: Likewise.
12038 * config/i386/nmmintrin.h: Likewise.
12039 * config/i386/pmm_malloc.h: Likewise.
12040 * config/i386/pmmintrin.h: Likewise.
12041 * config/i386/smmintrin.h: Likewise.
12042 * config/i386/sol2-c1.asm: Likewise.
12043 * config/i386/sol2-ci.asm: Likewise.
12044 * config/i386/sol2-cn.asm: Likewise.
12045 * config/i386/sol2-gc1.asm: Likewise.
12046 * config/i386/tmmintrin.h: Likewise.
12047 * config/i386/unix.h: Likewise.
12048 * config/i386/w32-unwind.h: Likewise.
12049 * config/i386/wmmintrin.h: Likewise.
12050 * config/i386/x86-64.h: Likewise.
12051 * config/i386/x86intrin.h: Likewise.
12052 * config/i386/xmmintrin.h: Likewise.
12053 * config/ia64/crtbegin.asm: Likewise.
12054 * config/ia64/crtend.asm: Likewise.
12055 * config/ia64/crtfastmath.c: Likewise.
12056 * config/ia64/crti.asm: Likewise.
12057 * config/ia64/crtn.asm: Likewise.
12058 * config/ia64/fde-glibc.c: Likewise.
12059 * config/ia64/lib1funcs.asm: Likewise.
12060 * config/ia64/linux-unwind.h: Likewise.
12061 * config/ia64/quadlib.c: Likewise.
12062 * config/ia64/unwind-ia64.c: Likewise.
12063 * config/linux.h: Likewise.
12064 * config/m32c/m32c-lib1.S: Likewise.
12065 * config/m32c/m32c-lib2-trapv.c: Likewise.
12066 * config/m32c/m32c-lib2.c: Likewise.
12067 * config/m32r/initfini.c: Likewise.
12068 * config/m68hc11/larith.asm: Likewise.
12069 * config/m68hc11/m68hc11-crt0.S: Likewise.
12070 * config/m68k/cf.md: Likewise.
12071 * config/m68k/crti.s: Likewise.
12072 * config/m68k/crtn.s: Likewise.
12073 * config/m68k/lb1sf68.asm: Likewise.
12074 * config/m68k/linux-unwind.h: Likewise.
12075 * config/mcore/crti.asm: Likewise.
12076 * config/mcore/crtn.asm: Likewise.
12077 * config/mcore/lib1.asm: Likewise.
12078 * config/mips/linux-unwind.h: Likewise.
12079 * config/mips/loongson.h: Likewise.
12080 * config/mips/mips16.S: Likewise.
12081 * config/mmix/crti.asm: Likewise.
12082 * config/mmix/crtn.asm: Likewise.
12083 * config/pa/fptr.c: Likewise.
12084 * config/pa/hpux-unwind.h: Likewise.
12085 * config/pa/lib2funcs.asm: Likewise.
12086 * config/pa/linux-atomic.c: Likewise.
12087 * config/pa/linux-unwind.h: Likewise.
12088 * config/pa/milli64.S: Likewise.
12089 * config/pa/quadlib.c: Likewise.
12090 * config/pa/stublib.c: Likewise.
12091 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12092 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12093 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12094 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12095 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12096 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12097 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12098 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12099 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12100 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12101 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12102 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12103 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12104 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12105 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12106 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12107 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12108 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12109 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12110 * config/rs6000/750cl.h: Likewise.
12111 * config/rs6000/altivec.h: Likewise.
12112 * config/rs6000/biarch64.h: Likewise.
12113 * config/rs6000/crtresfpr.asm: Likewise.
12114 * config/rs6000/crtresgpr.asm: Likewise.
12115 * config/rs6000/crtresxfpr.asm: Likewise.
12116 * config/rs6000/crtresxgpr.asm: Likewise.
12117 * config/rs6000/crtsavfpr.asm: Likewise.
12118 * config/rs6000/crtsavgpr.asm: Likewise.
12119 * config/rs6000/darwin-asm.h: Likewise.
12120 * config/rs6000/darwin-fallback.c: Likewise.
12121 * config/rs6000/darwin-fpsave.asm: Likewise.
12122 * config/rs6000/darwin-ldouble.c: Likewise.
12123 * config/rs6000/darwin-tramp.asm: Likewise.
12124 * config/rs6000/darwin-unwind.h: Likewise.
12125 * config/rs6000/darwin-vecsave.asm: Likewise.
12126 * config/rs6000/darwin-world.asm: Likewise.
12127 * config/rs6000/e500crtres32gpr.asm: Likewise.
12128 * config/rs6000/e500crtres64gpr.asm: Likewise.
12129 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12130 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12131 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12132 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12133 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12134 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12135 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12136 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12137 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12138 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12139 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12140 * config/rs6000/eabi-ci.asm: Likewise.
12141 * config/rs6000/eabi-cn.asm: Likewise.
12142 * config/rs6000/eabi.asm: Likewise.
12143 * config/rs6000/linux-unwind.h: Likewise.
12144 * config/rs6000/linux64.h: Likewise.
12145 * config/rs6000/paired.h: Likewise.
12146 * config/rs6000/paired.md: Likewise.
12147 * config/rs6000/ppc64-fp.c: Likewise.
12148 * config/rs6000/ppu_intrinsics.h: Likewise.
12149 * config/rs6000/rs6000.h: Likewise.
12150 * config/rs6000/si2vmx.h: Likewise.
12151 * config/rs6000/sol-ci.asm: Likewise.
12152 * config/rs6000/sol-cn.asm: Likewise.
12153 * config/rs6000/spe.h: Likewise.
12154 * config/rs6000/spu2vmx.h: Likewise.
12155 * config/rs6000/sysv4.h: Likewise.
12156 * config/rs6000/tramp.asm: Likewise.
12157 * config/rs6000/vec_types.h: Likewise.
12158 * config/s390/linux-unwind.h: Likewise.
12159 * config/s390/tpf-unwind.h: Likewise.
12160 * config/score/crti.asm: Likewise.
12161 * config/score/crtn.asm: Likewise.
12162 * config/sh/crt1.asm: Likewise.
12163 * config/sh/crti.asm: Likewise.
12164 * config/sh/crtn.asm: Likewise.
12165 * config/sh/divtab-sh4-300.c: Likewise.
12166 * config/sh/divtab-sh4.c: Likewise.
12167 * config/sh/divtab.c: Likewise.
12168 * config/sh/lib1funcs-4-300.asm: Likewise.
12169 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12170 * config/sh/lib1funcs.asm: Likewise.
12171 * config/sh/lib1funcs.h: Likewise.
12172 * config/sh/linux-atomic.asm: Likewise.
12173 * config/sh/linux-unwind.h: Likewise.
12174 * config/sh/shmedia.h: Likewise.
12175 * config/sh/sshmedia.h: Likewise.
12176 * config/sh/ushmedia.h: Likewise.
12177 * config/sparc/crtfastmath.c: Likewise.
12178 * config/sparc/linux-unwind.h: Likewise.
12179 * config/sparc/sol2-c1.asm: Likewise.
12180 * config/sparc/sol2-ci.asm: Likewise.
12181 * config/sparc/sol2-cn.asm: Likewise.
12182 * config/spu/divmodti4.c: Likewise.
12183 * config/spu/divv2df3.c: Likewise.
12184 * config/spu/float_disf.c: Likewise.
12185 * config/spu/float_unsdidf.c: Likewise.
12186 * config/spu/float_unsdisf.c: Likewise.
12187 * config/spu/float_unssidf.c: Likewise.
12188 * config/spu/mfc_multi_tag_release.c: Likewise.
12189 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12190 * config/spu/mfc_tag_release.c: Likewise.
12191 * config/spu/mfc_tag_reserve.c: Likewise.
12192 * config/spu/mfc_tag_table.c: Likewise.
12193 * config/spu/multi3.c: Likewise.
12194 * config/spu/spu_internals.h: Likewise.
12195 * config/spu/spu_intrinsics.h: Likewise.
12196 * config/spu/spu_mfcio.h: Likewise.
12197 * config/spu/vec_types.h: Likewise.
12198 * config/spu/vmx2spu.h: Likewise.
12199 * config/stormy16/stormy16-lib2.c: Likewise.
12200 * config/svr4.h: Likewise.
12201 * config/sync.c: Likewise.
12202 * config/v850/lib1funcs.asm: Likewise.
12203 * config/vxlib-tls.c: Likewise.
12204 * config/vxlib.c: Likewise.
12205 * config/vxworks-dummy.h: Likewise.
12206 * config/xtensa/crti.asm: Likewise.
12207 * config/xtensa/crtn.asm: Likewise.
12208 * config/xtensa/ieee754-df.S: Likewise.
12209 * config/xtensa/ieee754-sf.S: Likewise.
12210 * config/xtensa/lib1funcs.asm: Likewise.
12211 * config/xtensa/lib2funcs.S: Likewise.
12212 * config/xtensa/linux-unwind.h: Likewise.
12213 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12214 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12215 * coretypes.h: Likewise.
12216 * crtstuff.c: Likewise.
12217 * defaults.h: Likewise.
12218 * dwarf2.h: Likewise.
12219 * emutls.c: Likewise.
12220 * gbl-ctors.h: Likewise.
12221 * gcov-io.h: Likewise.
12222 * ginclude/float.h: Likewise.
12223 * ginclude/iso646.h: Likewise.
12224 * ginclude/stdarg.h: Likewise.
12225 * ginclude/stdbool.h: Likewise.
12226 * ginclude/stddef.h: Likewise.
12227 * ginclude/stdfix.h: Likewise.
12228 * ginclude/stdint-gcc.h: Likewise.
12229 * ginclude/tgmath.h: Likewise.
12230 * gthr-aix.h: Likewise.
12231 * gthr-dce.h: Likewise.
12232 * gthr-gnat.c: Likewise.
12233 * gthr-gnat.h: Likewise.
12234 * gthr-lynx.h: Likewise.
12235 * gthr-mipssde.h: Likewise.
12236 * gthr-nks.h: Likewise.
12237 * gthr-posix.c: Likewise.
12238 * gthr-posix.h: Likewise.
12239 * gthr-posix95.h: Likewise.
12240 * gthr-rtems.h: Likewise.
12241 * gthr-single.h: Likewise.
12242 * gthr-solaris.h: Likewise.
12243 * gthr-tpf.h: Likewise.
12244 * gthr-vxworks.h: Likewise.
12245 * gthr-win32.h: Likewise.
12246 * gthr.h: Likewise.
12247 * libgcc2.c: Likewise.
12248 * libgcc2.h: Likewise.
12249 * libgcov.c: Likewise.
12250 * tsystem.h: Likewise.
12251 * typeclass.h: Likewise.
12252 * unwind-c.c: Likewise.
12253 * unwind-compat.h: Likewise.
12254 * unwind-dw2-fde-compat.c: Likewise.
12255 * unwind-dw2-fde-darwin.c: Likewise.
12256 * unwind-dw2-fde-glibc.c: Likewise.
12257 * unwind-dw2-fde.c: Likewise.
12258 * unwind-dw2-fde.h: Likewise.
12259 * unwind-dw2.c: Likewise.
12260 * unwind-dw2.h: Likewise.
12261 * unwind-generic.h: Likewise.
12262 * unwind-pe.h: Likewise.
12263 * unwind-sjlj.c: Likewise.
12264 * unwind.inc: Likewise.
12265 * config/arm/neon-gen.ml: Change generated copyright header to
12266 refer to version 3 of the GNU General Public License with
12267 version 3.1 of the GCC Runtime Library Exception and to point
12268 readers at the COPYING3 and COPYING3.RUNTIME files and the
12269 FSF's license web page.
12270 * config/arm/arm_neon.h: Regenerate.
12272 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12274 * config/cris/cris.md: Change copyright header to refer to version
12275 3 of the GNU General Public License.
12276 * doc/install.texi2html: Change copyright header to refer to version
12277 3 of the GNU General Public License and to point readers at the
12278 COPYING3 file and the FSF's license web page.
12279 * config/vax/linux.h: Likewise.
12281 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12283 * config/i386/i386.md (cmpcc): New.
12284 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12285 (sync_compare_and_swap_cc*): Delete.
12287 * config/s390/s390.c (s390_compare_emitted): Remove.
12288 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12289 s390_compare_emitted used to be handled. Assert that modes match.
12290 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12291 refer to sync_compare_and_swap_ccsi.
12292 * config/s390/s390.h (s390_compare_emitted): Remove.
12293 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12294 instead of s390_compare_emitted.
12295 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12296 instead of s390_compare_emitted.
12297 * config/s390/s390.md (cmpcc): New.
12298 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12299 CC_REGNUM, do not pretend it's set.
12300 (sync_compare_and_swap_cc*): Delete.
12301 * config/s390/predicates.md (cc_reg_operand): New.
12303 * expr.c (sync_compare_and_swap_cc): Delete.
12304 * optabs.h (sync_compare_and_swap_cc): Delete.
12305 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12306 is being used with can_compare_p.
12307 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12308 (find_cc_set): New.
12309 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12310 look for a MODE_CC set instead. Use emit_store_flag.
12311 (expand_compare_and_swap_loop): Likewise, with some additional
12312 complication to avoid a force_reg when useless. Use
12313 emit_cmp_and_jump_insns.
12314 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12315 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12316 sync_compare_and_swap documentation.
12318 2009-04-09 Jan Hubicka <jh@suse.cz>
12320 * except.c (find_prev_try): Break out from ....
12321 (duplicate_eh_regions): ... here; properly update prev_try pointers
12322 when duplication part of tree.
12323 (dump_eh_tree): Improve dumping.
12324 (verify_eh_region): New.
12325 (verify_eh_tree): Use it.
12327 2009-04-06 Richard Guenther <rguenther@suse.de>
12329 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12330 &ARRAY addresses by adjusting their types and prepending
12332 * tree-cfg.c (verify_gimple_assign_single): Verify that
12333 addresses are correct.
12335 2009-04-09 Richard Guenther <rguenther@suse.de>
12337 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12338 indices into an array reference if possible.
12339 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12340 Fold POINTER_PLUS_EXPR statements with invariant address.
12342 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12345 * config.gcc (powerpc64-*-linux*): Always build biarch.
12347 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12350 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12351 it and pedwarn if this results in an INTEGER_CST.
12353 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12355 * doc/install.texi: Update minimum GMP version. Remove obsolete
12356 text in MPFR section.
12358 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12360 * dwarf2out.c (class_scope_p): New static inline.
12361 (class_or_namespace_scope_p): Use it.
12362 (gen_variable_die): Use DW_TAG_member tag for static data member
12363 declarations instead of DW_TAG_variable.
12365 PR middle-end/39573
12366 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12369 2009-04-08 Richard Guenther <rguenther@suse.de>
12371 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12372 valueize random data.
12374 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12376 * config.gcc (aix tm_file): Add aix-stdint.h.
12377 (aix tm clause use_gcc_stdint): Set to wrap.
12378 * config/rs6000/aix-stdint.h: New file.
12380 2009-04-08 Richard Guenther <rguenther@suse.de>
12382 PR middle-end/36291
12383 * tree-dfa.c (add_referenced_var): Do not recurse into
12384 global initializers.
12385 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12387 (fold_const_aggregate_ref): Likewise.
12389 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12391 * recog.c (ordered_comparison_operator): New.
12392 * gensupport.c (std_preds): Add it.
12393 * doc/md.texi (Machine-Independent Predicates): Document it.
12395 2009-04-08 Jan Hubicka <jh@suse.cz>
12397 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12398 * function.h (rtl_eh): Remove exception_handler_label_map.
12399 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12400 remove_exception_handler_label, for_each_eh_label_1): Remove.
12401 (rtl_remove_unreachable_regions): Remove.
12402 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12403 (find_exception_handler_labels): Don't build the hashtable.
12404 (maybe_remove_eh_handler): Remove.
12405 (for_each_eh_label): Rewrite to walk the tree.
12406 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12407 * except.h (maybe_remove_eh_handler): Remove.
12408 * passes.c (init_optimization_passes): Schedule second EH cleanup
12410 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12411 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12413 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12415 * genoutput.c (validate_optab_operands): New.
12416 (gen_insn, gen_expand): Call it.
12418 * genflags.c (gen_insn): Detect misused iterators.
12419 (main): Pass line_no to gen_insn, exit with status 1 on error.
12421 * genextract.c (line_no): Make global.
12422 (VEC_safe_set_locstr): Change assertion to error message.
12423 (main): Exit with status 1 on error.
12425 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12429 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12430 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12431 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12432 * c-convert.c (convert): Do not call fold on results of conversion
12433 functions when the result is a C_MAYBE_CONST_EXPR.
12434 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12435 of __builtin_choose_expr.
12436 * c-typeck.c (remove_c_maybe_const_expr): New.
12437 (build_unary_op, build_conditional_expr, build_compound_expr,
12438 build_binary_op, c_objc_common_truthvalue_conversion): Call
12439 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12442 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12444 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12445 CODE to produce a new one. Add a prototype to use fold_convert_const
12447 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12450 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12451 mix declarations and code.
12453 2009-04-08 Ben Elliston <bje@au.ibm.com>
12455 * gcc.c: Replace `CC' with `GCC' throughout.
12457 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12459 * doc/invoke.texi: Document Atom support.
12461 2009-04-07 Jason Merrill <jason@redhat.com>
12464 * c-common.h, c-common.c: Add flag_pretty_templates.
12465 * c-opts.c (c_common_handle_option): Set it.
12466 * c.opt: Add -fno-pretty-templates.
12467 * doc/invoke.texi (C++ Dialect Options): Likewise.
12469 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12471 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12472 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12473 (ia64_expand_builtin): Likewise.
12475 2009-04-07 Martin Jambor <mjambor@suse.cz>
12477 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12478 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12479 ADDR_EXPRS are include too.
12481 2009-04-07 Richard Guenther <rguenther@suse.de>
12483 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12484 decls are only used if passes as parameters or if they are
12485 local statics and the call is not to a builtin.
12486 (call_may_clobber_ref_p_1): Likewise.
12488 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12490 * expr.c (do_store_flag): Remove last argument. Simplify code
12491 to avoid duplication of tests already done by can_compare_p.
12492 (expand_expr_real_1): Adjust caller.
12494 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12496 * optabs.c (can_compare_p): Test the predicate of a
12497 cbranch and cstore pattern.
12499 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12501 * expr.c (convert_move): Use emit_store_flag instead of
12504 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12506 * config/i386/i386.c (ix86_compare_emitted): Remove.
12507 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12508 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12509 * config/i386/i386.h (ix86_compare_emitted): Remove.
12510 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12511 instead of ix86_compare_emitted.
12512 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12514 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12516 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12517 Add t-sysroot-suffix to tmake_file.
12518 * config/print-sysroot-suffix.sh: New file.
12519 * config/t-sysroot-suffix: New file.
12521 2009-04-07 Ben Elliston <bje@au.ibm.com>
12523 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12524 as the latter produces a warning when the target does not support
12527 2009-04-07 Ben Elliston <bje@au.ibm.com>
12529 * dfp.c: Replace type punning assignments with memcpy throughout.
12530 * Makefile.in (dfp.o-warn): Remove.
12532 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12535 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12536 Include soft-fp/t-softfp after rs6000/t-linux64.
12538 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12540 * stor-layout.c (set_sizetype): Use the full precision of their
12541 machine mode for bitsize types.
12543 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12545 * config/i386/i386.md: Revert 2 accidental checkins.
12547 2009-04-06 Joey Ye <joey.ye@intel.com>
12548 Xuepeng Guo <xuepeng.guo@intel.com>
12549 H.J. Lu <hongjiu.lu@intel.com>
12551 Atom pipeline model, tuning and insn selection.
12552 * config.gcc (atom): Add atom config options and target.
12554 * config/i386/atom.md: New.
12556 * config/i386/i386.c (atom_cost): New cost.
12557 (m_ATOM): New macro flag.
12558 (initial_ix86_tune_features): Set m_ATOM.
12559 (x86_accumulate_outgoing_args): Likewise.
12560 (x86_arch_always_fancy_math_387): Likewise.
12561 (processor_target): Add Atom cost.
12562 (cpu_names): Add Atom cpu name.
12563 (override_options): Set Atom ISA.
12564 (ix86_issue_rate): New case PROCESSOR_ATOM.
12565 (ix86_adjust_cost): Likewise.
12567 * config/i386/i386.h (TARGET_ATOM): New target macro.
12568 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12569 (TARGET_OPT_AGU): New target option.
12570 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12571 (processor_type): Add PROCESSOR_ATOM.
12573 * config/i386/i386.md (cpu): Add new value "atom".
12574 (use_carry, movu): New attr.
12575 (atom.md): Include atom.md.
12576 (adddi3_carry_rex64): Set attr "use_carry".
12577 (addqi3_carry): Likewise.
12578 (addhi3_carry): Likewise.
12579 (addsi3_carry): Likewise.
12580 (*addsi3_carry_zext): Likewise.
12581 (subdi3_carry_rex64): Likewise.
12582 (subqi3_carry): Likewise.
12583 (subhi3_carry): Likewise.
12584 (subsi3_carry): Likewise.
12585 (x86_movdicc_0_m1_rex64): Likewise.
12586 (*x86_movdicc_0_m1_se): Likewise.
12587 (x86_movsicc_0_m1): Likewise.
12588 (*x86_movsicc_0_m1_se): Likewise.
12589 (*adddi_1_rex64): Emit add insn as much as possible.
12590 (*addsi_1): Likewise.
12591 (return_internal): Set atom_unit.
12592 (return_internal_long): Likewise.
12593 (return_pop_internal): Likewise.
12594 (*rcpsf2_sse): Set atom_sse_attr attr.
12595 (*qrt<mode>2_sse): Likewise.
12596 (*prefetch_sse): Likewise.
12598 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12600 (ix86_target_macros_internal): Likewise.
12602 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12603 (*prefetch_sse_rex): Likewise.
12604 (sse_rcpv4sf2): Likewise.
12605 (sse_vmrcpv4sf2): Likewise.
12606 (sse_sqrtv4sf2): Likewise.
12607 (<sse>_vmsqrt<mode>2): Likewise.
12608 (sse_ldmxcsr): Likewise.
12609 (sse_stmxcsr): Likewise.
12610 (*sse_sfence): Likewise.
12611 (sse2_clflush): Likewise.
12612 (*sse2_mfence): Likewise.
12613 (*sse2_lfence): Likewise.
12614 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12615 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12616 (avx_movdqu<avxmodesuffix>): Likewise.
12617 (avx_lddqu<avxmodesuffix>): Likewise.
12618 (sse2_movntv2di): Change attr "type" to "ssemov".
12619 (sse2_movntsi): Likewise.
12620 (rsqrtv8sf2): Change attr "type" to "sseadd".
12621 (sse3_addsubv2df3): Set attr "atom_unit".
12622 (sse3_h<plusminus_insn>v4sf3): Likewise.
12623 (*sse2_pmaddwd): Likewise.
12624 (*vec_extractv2di_1_rex64): Likewise.
12625 (*vec_extractv2di_1_avx): Likewise.
12626 (sse2_psadbw): Likewise.
12627 (ssse3_phaddwv8hi3): Likewise.
12628 (ssse3_phaddwv4hi3): Likewise.
12629 (ssse3_phadddv4si3): Likewise.
12630 (ssse3_phadddv2si3): Likewise.
12631 (ssse3_phaddswv8hi3): Likewise.
12632 (ssse3_phaddswv4hi3): Likewise.
12633 (ssse3_phsubwv8hi3): Likewise.
12634 (ssse3_phsubwv4hi3): Likewise.
12635 (ssse3_phsubdv4si3): Likewise.
12636 (ssse3_phsubdv2si3): Likewise.
12637 (ssse3_phsubswv8hi3): Likewise.
12638 (ssse3_phsubswv4hi3): Likewise.
12639 (ssse3_pmaddubsw128): Likewise.
12640 (sse3_pmaddubsw: Likewise.
12641 (ssse3_palignrti): Likewise.
12642 (ssse3_palignrdi): Likewise.
12644 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12646 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12648 2009-04-06 Richard Guenther <rguenther@suse.de>
12650 PR tree-optimization/28868
12651 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12652 of which PHI results we inserted.
12653 (insert_into_preds_of_block): Record inserted PHIs.
12654 (eliminate): Eliminate redundant PHI nodes.
12655 (init_pre): Init inserted_phi_names.
12657 2009-04-06 Richard Guenther <rguenther@suse.de>
12659 PR tree-optimization/39643
12660 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12661 IMAGPART_EXPRs of complex constants.
12662 (execute_fold_all_builtins): If we folded a call queue
12663 TODO_update_address_taken.
12665 2009-04-06 Jan Hubicka <jh@suse.cz>
12667 PR middle-end/39659
12668 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12671 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12673 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12675 (ic_invalidate_array): Likewise.
12677 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12679 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12680 alignment for library calls.
12682 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12684 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12685 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12686 * config/i386/mingw-stdint.h: New file.
12688 2009-04-05 Richard Guenther <rguenther@suse.de>
12690 PR tree-optimization/39648
12691 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12692 our &A vs. &A[0] IL deficiencies.
12694 2009-04-04 Jan Hubicka <jh@suse.cz>
12696 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12697 removed toplevel regions.
12698 (sjlj_mark_call_sites): Likewise.
12700 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12702 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12703 (cygwin tm clause use_gcc_stdint): Set to wrap.
12704 * config/i386/cygwin-stdint.h: New file.
12706 2009-04-04 Richard Guenther <rguenther@suse.de>
12708 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12709 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12710 single-argument PHIs if we are in loop-closed SSA form.
12711 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12712 for the pre-condition.
12713 (slpeel_tree_peel_loop_to_edge): Likewise.
12714 (vect_build_loop_niters): Take an optional sequence to append stmts.
12715 (vect_generate_tmps_on_preheader): Likewise.
12716 (vect_do_peeling_for_loop_bound): Take extra guards for the
12718 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12719 the cost model check.
12720 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12721 guards if we are going to peel. Do not apply versioning in that case.
12722 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12723 (vect_do_peeling_for_loop_bound): Likewise.
12724 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12725 loop bound only record extra pre-conditions, do not apply loop
12728 2009-04-04 Richard Guenther <rguenther@suse.de>
12730 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12733 2009-04-04 Jan Hubicka <jh@suse.cz>
12735 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12736 last_basic_block for size of bb->index indexed array.
12737 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12738 compute_out, link_btr_uses, build_btr_def_use_webs,
12739 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12741 2009-04-04 Jan Hubicka <jh@suse.cz>
12743 * except.c (remove_eh_handler_and_replace): Break out from ...
12744 (remove_eh_handler): ... here.
12745 (bring_to_root): New function.
12746 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12747 handled ones, bring others to root of tree.
12749 2009-04-04 Jan Hubicka <jh@suse.cz>
12751 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12752 (all_phis_safe_to_merge): New function.
12753 (update_info): New structure.
12754 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12755 (cleanup_empty_eh): Update SSA if possible.
12757 2009-04-04 Richard Guenther <rguenther@suse.de>
12759 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12760 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12761 (append_vuse): Likewise.
12763 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12765 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12766 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12767 instead of REG_UNSAVED for DW_CFA_undefined.
12768 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12769 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12772 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12775 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12776 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12777 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12779 2009-04-04 Richard Guenther <rguenther@suse.de>
12781 PR tree-optimization/8781
12782 PR tree-optimization/37892
12783 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12784 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12785 (valueize_refs): Call it for *& valueizations.
12786 (shared_reference_ops_from_ref): Rename to ...
12787 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12788 (shared_reference_ops_from_call): Rename to ...
12789 (valueize_shared_reference_ops_from_call): ... this and valueize.
12790 (vn_reference_lookup): Update.
12791 (visit_reference_op_call): Likewise.
12792 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12793 (eliminate): Value-replace the call address in call statements.
12795 2009-04-04 Richard Guenther <rguenther@suse.de>
12797 PR tree-optimization/39636
12798 * tree-ssa-forwprop.c
12799 (forward_propagate_addr_into_variable_array_index): Check for
12800 GIMPLE_ASSIGN before accessing the rhs code.
12802 2009-04-03 Jason Merrill <jason@redhat.com>
12804 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12806 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12808 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12809 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12810 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12811 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12812 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12813 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12814 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12815 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12816 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12817 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12818 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12819 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12820 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12821 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12822 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12823 Use fr_reg_or_fp01_operand instead of fr_register_operand
12825 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12826 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12827 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12829 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12831 PR rtl-optimization/39607
12832 PR rtl-optimization/39631
12836 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12837 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12838 instead of DF_LR_OUT.
12839 * ira-lives.c (process_bb_node_lives): Ditto.
12840 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12841 instead of DF_LR_{OUT,IN}.
12842 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12843 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12845 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12847 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12848 (execute_lower_omp): Always run but take the short way out if -fopenmp
12850 (gate_lower_omp): Remove, forcing the pass manager to always run the
12851 pass and always set PROP_gimple_lomp.
12852 (pass_lower_omp): Remove gate function.
12853 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12854 PROP_trees. Instead, require it.
12855 * ipa-cp.c (pass_ipa_cp): Likewise.
12856 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12857 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12858 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12859 and PROP_gimple_leh.
12861 2009-04-03 Richard Guenther <rguenther@suse.de>
12863 PR middle-end/13146
12864 PR tree-optimization/23940
12865 PR tree-optimization/33237
12866 PR middle-end/33974
12867 PR middle-end/34093
12868 PR tree-optimization/36201
12869 PR tree-optimization/36230
12870 PR tree-optimization/38049
12871 PR tree-optimization/38207
12872 PR tree-optimization/38230
12873 PR tree-optimization/38301
12874 PR tree-optimization/38585
12875 PR middle-end/38895
12876 PR tree-optimization/38985
12877 PR tree-optimization/39299
12878 * tree-ssa-structalias.h: Remove.
12879 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12880 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12881 (struct vuse_element_d): Remove.
12882 (struct vuse_vec_d): Likewise.
12883 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12884 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12885 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12886 VUSE_ELEMENT_VAR): Likewise.
12887 (struct voptype_d): Likewise.
12888 (NUM_VOP_FREE_BUCKETS): Likewise.
12889 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12890 (struct stmt_operands_d): Remove.
12891 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12892 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12893 VDEF_NUM, VDEF_VECT): Likewise.
12894 (copy_virtual_operands): Remove.
12895 (operand_build_cmp): Likewise.
12896 (create_ssa_artificial_load_stmt): Likewise.
12897 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12898 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12899 vuse_index and mayuse_index members. Pack and move done and iter_type
12900 members to the front.
12901 (SSA_OP_VMAYUSE): Remove.
12902 (SSA_OP_VIRTUAL_USES): Adjust.
12903 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12904 (unlink_stmt_vdef): Declare.
12905 (add_to_addressable_set): Remove.
12906 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12907 (vrp_visit_stmt): Likewise.
12908 * doc/tree-ssa.texi (Alias analysis): Update.
12909 * doc/invoke.texi (max-aliased-vops): Remove docs.
12910 (avg-aliased-vops): Likewise.
12911 * tree-into-ssa.c (syms_to_rename): Remove.
12912 (need_to_update_vops_p): Likewise.
12913 (need_to_initialize_update_ssa_p): Rename to ...
12914 (update_ssa_initialized_fn): ... this. Track function we are
12916 (symbol_marked_for_renaming): Simplify.
12917 (add_new_name_mapping): Do not set need_to_update_vops_p.
12918 (dump_currdefs): Use SYMS_TO_RENAME.
12919 (rewrite_update_stmt): Always walk all uses/defs.
12920 (dump_update_ssa): Adjust.
12921 (init_update_ssa): Take function argument. Track what we are
12923 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12924 (create_new_def_for): Initialize for cfun, assert we are initialized
12926 (mark_sym_for_renaming): Simplify.
12927 (mark_set_for_renaming): Do not initialize update-ssa.
12928 (need_ssa_update_p): Simplify. Take function argument.
12929 (name_mappings_registered_p): Assert we ask for the correct function.
12930 (name_registered_for_update_p): Likewise.
12931 (ssa_names_to_replace): Likewise.
12932 (release_ssa_name_after_update_ssa): Likewise.
12933 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12934 (dump_decl_set): Do not print a newline.
12935 (debug_decl_set): Do it here.
12936 (dump_update_ssa): And here.
12937 * tree-ssa-loop-im.c (move_computations): Adjust.
12938 (movement_possibility): Likewise.
12939 (determine_max_movement): Likewise.
12940 (gather_mem_refs_stmt): Likewise.
12941 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12942 or NAME_MEMORY_TAG.
12943 * tree-complex.c (update_all_vops): Remove.
12944 (expand_complex_move): Adjust.
12945 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12946 Simplify test for memory referencing statement. Exclude
12947 non-invariant ADDR_EXPRs.
12948 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12949 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12950 (rdg_flag_uses): Likewise.
12951 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12953 (tree_optimize_tail_calls_1): Also split the
12954 edge from the entry block if we have degenerate PHI nodes in
12955 the first basic block.
12956 * tree.c (init_ttree): Remove memory-tag related code.
12957 (tree_code_size): Likewise.
12958 (tree_node_structure): Likewise.
12959 (build7_stat): Re-write to be build6_stat.
12960 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12961 (SSA_VAR_P): Adjust.
12962 (struct tree_memory_tag): Remove.
12963 (struct tree_memory_partition_tag): Likewise.
12964 (union tree_node): Adjust.
12965 (build7): Re-write to be build6.
12966 * tree-pass.h (pass_reset_cc_flags): Remove.
12967 (TODO_update_address_taken): New flag.
12968 (pass_simple_dse): Remove.
12969 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12970 * params.h (MAX_ALIASED_VOPS): Remove.
12971 (AVG_ALIASED_VOPS): Likewise.
12972 * omp-low.c (expand_omp_taskreg): Update SSA form.
12973 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12974 aliases the lhs in a copy stmt.
12975 * tree-ssa-dse.c (struct address_walk_data): Remove.
12976 (memory_ssa_name_same): Likewise.
12977 (memory_address_same): Likewise.
12978 (get_kill_of_stmt_lhs): Likewise.
12979 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12980 unused stores. Look through PHI nodes into post-dominated regions.
12981 (dse_optimize_stmt): Simplify. Properly remove stores.
12982 (tree_ssa_dse): Compute dominators.
12983 (execute_simple_dse): Remove.
12984 (pass_simple_dse): Likewise.
12985 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12986 gimple_loaded_syms and gimple_stored_syms computation.
12987 * toplev.c (dump_memory_report): Dump alias and pta stats.
12988 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12989 (vn_reference_eq): Likewise.
12990 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12991 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12992 valueize_vuses): Remove.
12993 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12994 (get_def_ref_stmt_vuse): ... this.
12995 (vn_reference_lookup_2): New function.
12996 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12997 walking equivalent vuses. Simplify.
12998 (vn_reference_lookup): Likewise.
12999 (vn_reference_insert): Likewise.
13000 (vn_reference_insert_pieces): Likewise.
13001 (visit_reference_op_call): Simplify.
13002 (visit_reference_op_load): Likewise.
13003 (visit_reference_op_store): Likewise.
13004 (init_scc_vn): Remove shared_lookup_vuses initialization.
13005 (free_scc_vn): Remove shared_lookup_vuses freeing.
13006 (sort_vuses, sort_vuses_heap): Remove.
13007 (get_ref_from_reference_ops): Export.
13008 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13009 vector with single vuse pointer.
13010 (vn_reference_lookup_pieces, vn_reference_lookup,
13011 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13012 (shared_vuses_from_stmt): Remove.
13013 (get_ref_from_reference_ops): Declare.
13014 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13015 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13016 memory-tag related code.
13017 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13018 (likely_value): Add comment, skip static-chain of call statements.
13019 (surely_varying_stmt_p): Adjust.
13020 (gimplify_and_update_call_from_tree): Likewise.
13021 (execute_fold_all_builtins): Do not rebuild alias info.
13022 (gimplify_and_update_call_from_tree): Properly update VOPs.
13023 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13024 (copy_ref_info): Remove memory-tag related code.
13025 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13026 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13027 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13029 * tree-ssa-dom.c (gimple_p): Remove typedef.
13030 (eliminate_redundant_computations): Adjust.
13031 (record_equivalences_from_stmt): Likewise.
13032 (avail_expr_hash): Likewise.
13033 (avail_expr_eq): Likewise.
13034 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13035 (stmt_makes_single_load): Likewise.
13036 (stmt_makes_single_store): Likewise.
13037 * tree-ssa-alias.c: Rewrite completely.
13038 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13039 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13040 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13041 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13042 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13043 Remove public functions.
13044 (pass_reset_cc_flags): Remove.
13045 (pass_build_alias): Move ...
13046 * tree-ssa-structalias.c (pass_build_alias): ... here.
13047 * tree-ssa-alias.c (may_be_aliased): Move ...
13048 * tree-flow-inline.h (may_be_aliased): ... here.
13049 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13050 count_uses_and_derefs): Move ...
13051 * gimple.c: ... here.
13052 * gimple.h (count_uses_and_derefs): Declare.
13053 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13054 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13055 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13056 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13057 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13058 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13059 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13061 * tree-dfa.c (refs_may_alias_p): Move ...
13062 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13063 * tree-ssa-alias.h: New file.
13064 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13065 (statement_sink_location): Likewise.
13066 * opts.c (decode_options): Do not adjust max-aliased-vops or
13067 avg-aliased-vops values.
13068 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13069 (TV_CALL_CLOBBER): Likewise.
13070 (TV_FLOW_SENSITIVE): Likewise.
13071 (TV_FLOW_INSENSITIVE): Likewise.
13072 (TV_MEMORY_PARTITIONING): Likewise.
13073 (TV_ALIAS_STMT_WALK): New timevar.
13074 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13075 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13076 (get_address_description): Remove memory-tag related code.
13077 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13078 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13079 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13080 and immediate uses in statements. Document.
13081 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13082 (dump_symbols): Remove.
13083 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13084 * alias.c (get_deref_alias_set): New function split out from ...
13085 (get_alias_set): ... here.
13086 * alias.h (get_deref_alias_set): Declare.
13087 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13088 type parameter. Remove restrict pointer handling. Create a
13089 ref-all pointer in case type-based alias sets do not conflict.
13090 (vect_analyze_data_refs): Remove SMT related code.
13091 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13092 (vectorizable_load): Likewise.
13093 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13094 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13095 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13096 Ignore vops and SMTs.
13097 (dr_analyze_alias): Likewise..
13098 (free_data_ref): Likewise.
13099 (create_data_ref): Likewise.
13100 (analyze_all_data_dependences): Likewise.
13101 (get_references_in_stmt): Adjust.
13102 * tree-flow-inline.h (gimple_aliases_computed_p,
13103 gimple_addressable_vars, gimple_call_clobbered_vars,
13104 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13105 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13106 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13107 gimple_mem_ref_stats): Remove.
13108 (gimple_vop): New function.
13109 (op_iter_next_use): Remove vuses and mayuses cases.
13110 (op_iter_next_def): Remove vdefs case.
13111 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13112 (clear_and_done_ssa_iter): Do not set removed fields.
13113 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13114 Assert we are not iterating over vuses or vdefs if not also
13115 iterating over uses or defs.
13116 (op_iter_init_use): Likewise.
13117 (op_iter_init_def): Likewise.
13118 (op_iter_next_vdef): Remove.
13119 (op_iter_next_mustdef): Likewise.
13120 (op_iter_init_vdef): Likewise.
13121 (compare_ssa_operands_equal): Likewise.
13122 (link_use_stmts_after): Handle vuse operand.
13123 (is_call_used): Use is_call_clobbered.
13124 (is_call_clobbered): Global variables are always call clobbered,
13125 query the call-clobbers bitmap.
13126 (mark_call_clobbered): Ignore global variables.
13127 (clear_call_clobbered): Likewise.
13128 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13129 virtual operands sanity check.
13130 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13132 (TARGET_MEM_REF): Remove TMR_TAG operand.
13133 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13134 Remove call-clobber related code.
13135 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13136 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13137 partitions or escape reason.
13138 (get_single_def_stmt, get_single_def_stmt_from_phi,
13139 get_single_def_stmt_with_phi): Remove.
13140 (dump_referenced_vars): Tidy.
13141 (get_ref_base_and_extent): Allow bare decls.
13142 (collect_dfa_stats): Adjust.
13143 * graphite.c (rename_variables_in_stmt): Adjust.
13144 (graphite_copy_stmts_from_block): Likewise.
13145 (translate_clast): Likewise.
13146 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13148 (translate_vuse_through_block): Use the oracle.
13149 (phi_translate_1): Adjust.
13150 (value_dies_in_block_x): Use the oracle. Cache the outcome
13152 (valid_in_sets): Check if the VUSE for
13153 a REFERENCE is available.
13154 (eliminate): Do not remove stmts during elimination,
13155 instead queue and remove them afterwards.
13156 (do_pre): Do not rebuild alias info.
13157 (pass_pre): Run TODO_rebuild_alias before PRE.
13158 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13159 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13160 (mark_all_v_defs_stmt): Remove.
13161 (mark_all_v_defs_seq): Adjust.
13162 (sra_replace): Likewise.
13163 (scalarize_use): Likewise.
13164 (scalarize_copy): Likewise.
13165 (scalarize_init): Likewise.
13166 (scalarize_ldst): Likewise.
13167 (todoflags): Remove.
13168 (tree_sra): Do not rebuild alias info.
13169 (tree_sra_early): Adjust.
13170 (pass_sra): Run TODO_update_address_taken before SRA.
13171 * tree-predcom.c (set_alias_info): Remove.
13172 (prepare_initializers_chain): Do not call it.
13173 (mark_virtual_ops_for_renaming): Adjust.
13174 (mark_virtual_ops_for_renaming_list): Remove.
13175 (initialize_root_vars): Adjust.
13176 (initialize_root_vars_lm): Likewise.
13177 (prepare_initializers_chain): Likewise.
13178 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13179 (may_propagate_copy_into_stmt): Likewise.
13180 (merge_alias_info): Do nothing for now.
13181 (propagate_tree_value_into_stmt): Adjust.
13182 (stmt_may_generate_copy): Likewise.
13183 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13184 not mark symbols for renaming.
13185 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13186 with the same statement, make sure to update the new pointed-to one.
13187 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13188 call statements, do not mark symbols for renaming.
13189 (mark_operand_necessary): Dump something.
13190 (ref_may_be_aliased): New function.
13191 (mark_aliased_reaching_defs_necessary_1): New helper function.
13192 (mark_aliased_reaching_defs_necessary): Likewise.
13193 (mark_all_reaching_defs_necessary_1): Likewise.
13194 (mark_all_reaching_defs_necessary): Likewise.
13195 (propagate_necessity): Do not process virtual PHIs. For
13196 non-aliased loads mark all reaching definitions as necessary.
13197 For aliased loads and stores mark the immediate dominating
13198 aliased clobbers as necessary.
13199 (visited): New global static.
13200 (perform_tree_ssa_dce): Free visited bitmap after propagating
13202 (remove_dead_phis): Perform simple dead virtual PHI removal.
13203 (remove_dead_stmt): Properly unlink virtual operands when
13205 (eliminate_unnecessary_stmts): Schedule PHI removal after
13207 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13208 (process_replaceable): Likewise.
13209 (find_replaceable_in_bb): Likewise.
13210 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13211 based on the single gimple vop.
13212 (verify_flow_insensitive_alias_info): Remove.
13213 (verify_flow_sensitive_alias_info): Likewise.
13214 (verify_call_clobbering): Likewise.
13215 (verify_memory_partitions): Likewise.
13216 (verify_alias_info): Likewise.
13217 (verify_ssa): Adjust..
13218 (execute_update_addresses_taken): Export. Update SSA
13219 manually. Optimize only when optimizing. Use a local bitmap.
13220 (pass_update_address_taken): Remove TODO_update_ssa, add
13222 (pass_update_address_taken): Just use TODO_update_address_taken.
13223 (init_tree_ssa): Do not initialize addressable_vars.
13224 (verify_ssa): Verify new VUSE / VDEF properties.
13225 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13226 Do not call verify_alias_info.
13227 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13228 Do not free the loaded and stored syms bitmaps. Reset the escaped
13229 and callused solutions. Do not free addressable_vars.
13230 Remove memory-tag related code.
13231 (warn_uninitialized_var): Aliases are always available.
13232 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13233 * lambda-code.c (can_put_in_inner_loop): Adjust.
13234 (can_put_after_inner_loop): Likewise.
13235 (perfect_nestify): Likewise.
13236 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13237 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13238 (vectorizable_conversion): Do not mark symbols for renaming.
13239 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13240 (expand_call_inline): Unlink the calls virtual operands before
13242 (tree_function_versioning): Do not call update_ssa if we are not
13243 updating clones. Simplify.
13244 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13245 (propagate_with_phi): Likewise..
13246 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13247 clobber code. Assert we are not aliased or global.
13248 * tree-flow.h: Include tree-ssa-alias.h
13249 (enum escape_type): Remove.
13250 (struct mem_sym_stats_d): Likewise.
13251 (struct mem_ref_stats_d): Likewise.
13252 (struct gimple_df): Add vop member. Remove global_var,
13253 call_clobbered_vars, call_used_vars, addressable_vars,
13254 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13255 escaped and callused members.
13256 (struct ptr_info_def): Remove all members, add points-to solution
13258 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13259 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13260 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13261 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13262 (tree-ssa-alias.o): Likewise.
13263 (toplev.o): Add tree-ssa-alias.h
13264 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13265 * gimple.c (gimple_set_bb): Fix off-by-one error.
13266 (is_gimple_reg): Do not handle memory tags.
13267 (gimple_copy): Also copy virtual operands.
13268 Delay updating the statement. Do not reset loaded and stored syms.
13269 (gimple_set_stored_syms): Remove.
13270 (gimple_set_loaded_syms): Likewise.
13271 (gimple_call_copy_skip_args): Copy the virtual operands
13272 and mark the new statement modified.
13273 * tree-ssa-structalias.c (may_alias_p): Remove.
13274 (set_uids_in_ptset): Take the alias set to prune with as
13275 parameter. Fold in the alias test of may_alias_p.
13276 (compute_points_to_sets): Compute whether a ptr is dereferenced
13277 in a local sbitmap.
13278 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13279 other ADDRESSOF constraints on the lhs.
13280 (get_constraint_for_component_ref): Assert that we don't get
13281 ADDRESSOF constraints from the base of the reference.
13282 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13283 (struct variable_info): Remove collapsed_to member.
13284 (get_varinfo_fc): Remove.
13285 (new_var_info): Do not set collapsed_to.
13286 (dump_constraint): Do not follow cycles.
13287 (dump_constraint_graph): Likewise.
13288 (build_pred_graph): Likewise.
13289 (build_succ_graph): Likewise.
13290 (rewrite_constraints): Likewise.
13291 (do_simple_structure_copy): Remove.
13292 (do_rhs_deref_structure_copy): Remove.
13293 (do_lhs_deref_structure_copy): Remove.
13294 (collapse_rest_of_var): Remove.
13295 (do_structure_copy): Re-implement.
13296 (pta_stats): New global variable.
13297 (dump_pta_stats): New function.
13298 (struct constraint_expr): Make offset signed.
13299 (UNKNOWN_OFFSET): Define special value.
13300 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13301 (solution_set_expand): New helper function split out from ...
13302 (do_sd_constraint): ... here.
13303 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13304 (do_ds_constraint): Likewise.
13305 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13306 and CALLUSED = *CALLUSED.
13307 (set_union_with_increment): Make inc argument signed.
13308 (type_safe): Remove.
13309 (get_constraint_for_ptr_offset): Handle unknown and negative
13311 (first_vi_for_offset): Handle offsets before start. Bail
13312 out early for offsets beyond the variable extent.
13313 (first_or_preceding_vi_for_offset): New function.
13314 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13315 Together with ESCAPED = *ESCAPED this properly computes reachability.
13316 (find_what_var_points_to): New function.
13317 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13318 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13319 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13320 pt_solutions_intersect): New functions.
13321 (compute_call_used_vars): Remove.
13322 (compute_may_aliases): New main entry into PTA computation.
13323 * gimple.h (gimple_p): New typedef.
13324 (struct gimple_statement_base): Remove references_memory_p.
13325 (struct gimple_statement_with_memory_ops_base): Remove
13326 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13328 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13329 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13330 gimple_set_references_memory): Remove.
13331 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13332 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13334 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13335 (verify_expr): Allow RESULT_DECL.
13336 (gimple_duplicate_bb): Do not copy virtual operands.
13337 (gimple_duplicate_sese_region): Adjust.
13338 (gimple_duplicate_sese_tail): Likewise.
13339 (mark_virtual_ops_in_region): Remove.
13340 (move_sese_region_to_fn): Do not call it.
13341 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13342 and pass_simple_dse.
13343 (execute_function_todo): Handle TODO_update_address_taken,
13344 call execute_update_addresses_taken for TODO_rebuild_alias.
13345 (execute_todo): Adjust.
13346 (execute_one_pass): Init dump files early.
13347 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13349 (create_general_new_stmt): Clear vops.
13350 * tree-ssa-reassoc.c (get_rank): Adjust.
13351 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13352 symbols for renaming.
13353 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13354 (PARAM_AVG_ALIASED_VOPS): Likewise.
13355 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13356 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13357 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13358 (operand_build_cmp, copy_virtual_operands,
13359 create_ssa_artificial_load_stmt, add_to_addressable_set,
13360 gimple_add_to_addresses_taken): Remove public functions.
13361 (unlink_stmt_vdef): New function.
13363 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13365 * config.gcc (powerpc-*-linux*): Merge variants.
13367 2009-04-02 Chao-ying Fu <fu@mips.com>
13368 James Grosbach <james.grosbach@microchip.com>
13370 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13371 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13373 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13374 keep_interrupts_masked_p, use_debug_exception_return_p.
13375 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13376 keep_interrupts_masked, use_debug_exception_return.
13377 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13378 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13380 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13381 (mips_print_operand): Process COP0 registers to print $0 .. $31
13382 correctly for GAS to process.
13383 (mips_interrupt_extra_call_saved_reg_p): New function.
13384 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13386 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13387 (mips_compute_frame_info): Add supports for interrupt context that
13388 includes doubleword accumulators and COP0 registers.
13389 (mips_for_each_saved_acc): New function.
13390 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13391 mips_for_each_saved_reg.
13392 (mips_save_reg): Save accumulators.
13393 (mips_kernel_reg_p): A new for_each_rtx callback.
13394 (mips_expand_prologue): Support interrupt handlers.
13395 (mips_restore_reg): Restore accumulators.
13396 (mips_expand_epilogue): Support interrupt handlers.
13397 (mips_can_use_return_insn): Return false for interrupt handlers.
13398 (mips_epilogue_uses): New function.
13399 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13400 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13401 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13402 cop0_move): New instructions.
13403 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13404 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13406 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13408 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13409 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13410 interrupt handlers, we use K0 as the temporary register.
13411 (EPILOGUE_USES): Change to a function call.
13412 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13413 handlers, we use K0 as the temporary register.
13415 * doc/extend.texi (Function Attributes): Document interrupt,
13416 use_shadow_register_set, keep_interrupts_masked,
13417 use_debug_exception_return for MIPS attributes.
13419 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13421 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13422 Remove a number of t-files from tmake_file.
13423 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13424 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13425 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13426 target_prototype, not TARGET_PROTOTYPE.
13427 (LINK_OS_GNU_SPEC): Define.
13428 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13429 and darwin-ldoubdle.c.
13431 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13434 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13435 (cpp_options): Ditto.
13436 (default_compilers): Ditto.
13437 (display_help): Ditto.
13438 (process_command): Ditto.
13439 (do_spec_1): Ditto.
13440 (set_input): Use lbasename instead of duplicate code.
13441 (save_temps_prefix): New static for -save-temps=obj.
13442 (save_temps_length): Ditto.
13444 * doc/invoke.texi (-save-temps=obj): Document new variant to
13445 -save-temps switch.
13447 2009-04-02 Jeff Law <law@redhat.com>
13449 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13452 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13454 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13455 * configure: Regenerated.
13457 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13459 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13460 share the argument list.
13462 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13466 2009-02-12 Diego Novillo <dnovillo@google.com>
13468 * varpool.c (debug_varpool): New.
13469 * cgraph.h (debug_varpool): Declare.
13471 2009-04-02 Jan Hubicka <jh@suse.cz>
13473 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13476 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13478 * config/i386/i386.c (ix86_abi): Move initialization to ...
13479 (override_options): Here.
13481 2009-04-02 Christian Bruel <christian.bruel@st.com>
13483 * config/sh/sh.c (sh_dwarf_register_span): New function.
13484 (TARGET_DWARF_REGISTER_SPAN): Define.
13485 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13487 2009-04-02 Ira Rosen <irar@il.ibm.com>
13489 PR tree-optimization/39595
13490 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13491 interleaved loads group is not greater than the SLP group size.
13493 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13495 * builtins.c (is_builtin_name): New.
13496 (called_as_built_in): Use is_builtin_name.
13497 * tree.h (is_builtin_name): New.
13498 * varasm.c (incorporeal_function_p): Use is_builtin_name
13500 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13502 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13504 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13507 * c-decl.c (clone_underlying_type): Move this ...
13508 * c-common.c (set_underlying_type): ... here.
13509 Also, make sure the function properly sets TYPE_STUB_DECL() on
13510 the newly created typedef variant type.
13511 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13512 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13515 2009-04-02 Richard Guenther <rguenther@suse.de>
13517 PR tree-optimization/37221
13518 * tree-flow.h (degenerate_phi_result): Declare.
13519 * tree-ssa-dom.c (degenerate_phi_result): Export.
13520 * tree-scalar-evolution.c (analyze_initial_condition): If
13521 the initial condition is defined by a degenerate PHI node
13522 use the degenerate value.
13524 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13526 PR rtl-optimization/39588
13527 * combine.c (merge_outer_ops): Do not set the constant when this
13529 (simplify_shift_const_1): Do not modify it either in this case.
13531 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13533 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13534 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13536 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13539 * c-lex.c (interpret_float): Default (no suffix) is double.
13541 2009-04-1 Xinliang David Li <davidxl@google.com>
13543 * config/i386/i386.c (legitimate_constant_p): Recognize
13544 all one vector constant.
13546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13548 * config/vax/vax.c: Add #includes to silence warnings.
13549 Change #include order to silence two warnings.
13551 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13553 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13554 (ASM_SPEC): Pass -k to the assembler for PIC code.
13556 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13558 * config.gcc: Add vax-*-linux* to the switch.
13559 * config/vax/linux.h: New file. (TARGET_VERSION,
13560 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13562 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13564 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13565 Use predicate macros instead of GET_CODE() == foo.
13566 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13567 ashlsi3, rotrsi3, <unnamed>): Likewise.
13569 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13571 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13572 jbbccihi, jbbccisi): Remova trailing whitespace.
13573 * config/vax/constraints.md: Likewise.
13574 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13575 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13576 * config/vax/predicates.md: Likewise.
13577 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13578 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13579 * config/vax/vax.h: Likewise.
13580 * config/vax/vax.md (nonlocal_goto): Likewise.
13582 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13584 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13585 (indirectable_address_p, adjacent_operands_p): Add spaces around
13587 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13589 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13591 * config/vax/vax.c (legitimate_constant_address_p,
13592 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13593 index_term_p, reg_plus_index_p, legitimate_address_p,
13594 vax_mode_dependent_address_p): Update comments to match functions
13595 modified by the recent int->bool conversion.
13597 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13599 * config/vax/builtins.md: Update copyright message.
13600 * config/vax/constraints.md: Likewise.
13601 * config/vax/netbsd-elf.h: Likewise.
13602 * config/vax/predicates.md: Likewise.
13603 * config/vax/vax-protos.h: Likewise.
13604 * config/vax/vax.c: Likewise.
13605 * config/vax/vax.h: Likewise.
13606 * config/vax/vax.md: Likewise.
13607 * config/vax/vax.opt: Likewise.
13609 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13611 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13612 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13613 * config/vax/constraints.md (B, R): Likewise.
13614 * config/vax/predicates.md (external_memory_operand,
13615 nonimmediate_addsub_di_operand): Likewise.
13616 * config/vax/vax.c (vax_output_int_add): Likewise.
13617 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13618 untyped_call): Likewise.
13620 2009-04-01 Matt Thomas <matt@3am-software.com>
13622 * config/vax/predicates.md: New file.
13623 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13624 external_const_operand, nonsymbolic_operand, external_memory_operand,
13625 indirect_memory_operand, indexed_memory_operand,
13626 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13627 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13629 * config/vax/constraints.md: New file.
13630 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13632 * config/vax/builtins.md: New file.
13633 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13634 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13636 * config/vax/vax.opt (mqmath): Add option.
13637 * config/vax/vax.md (isfx): Extend with DI.
13638 (VAXintQH, VAXintQHSD): Define.
13639 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13640 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13641 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13642 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13643 (movdi): Update constraints and use vax_output_int_move().
13644 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13645 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13646 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13647 nonlocal_goto): New.
13648 (mov<mode>): Extend accepted operand types.
13649 (subdi3_old): Rename from subdi3, change update constraints and use
13650 a new implementation.
13651 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13652 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13653 MOVE_RATIO, CLEAR_RATIO): Define.
13654 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13655 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13656 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13657 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13658 (split_quadword_operands): Make static and really allow variable
13660 (print_operand_address): Update for PIC generation.
13661 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13662 indexable_address_p, fixup_mathdi_operand,
13663 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13664 (vax_float_literal, legitimate_constant_p,
13665 indirectable_constant_address_p, index_term_p,
13666 reg_plus_index_p): Return bool instead of int.
13667 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13669 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13671 (vax_output_conditional_branch): Indent.
13672 (legitimate_constant_address_p, indirectable_constant_address_p,
13673 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13674 vax_mode_dependent_address_p): Return bool instead of int, update for
13676 * config/vax/vax-protos.h (legitimate_constant_address_p,
13677 legitimate_constant_p, legitimate_address_p,
13678 vax_mode_dependent_address_p): Change declaration to bool.
13679 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13680 vax_expand_addsub_di_operands, vax_output_int_subtract,
13681 vax_output_movmemsi): Declare.
13682 (split_quadword_operands, vax_float_literal): Delete declaration.
13683 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13684 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13685 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13686 ASM_OUTPUT_DWARF_PCREL): Define.
13687 (ASM_SPEC): Change definition to allow PIC generation.
13689 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13691 * doc/sourcebuild.texi: Update front-end requirements.
13693 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13696 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13697 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13698 (booldi3_internal3): Use boolean_or_operator instead of
13701 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13704 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13705 declarator whose size is not an integer constant expression but
13706 folds to an integer constant, then treat it as a constant
13709 2009-04-01 Richard Guenther <rguenther@suse.de>
13711 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13712 i * 4 + 2 to (i * 2 + 1) * 2.
13714 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13717 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13718 return if c_parser_asm_string_literal returned NULL.
13720 2009-04-01 Nick Clifton <nickc@redhat.com>
13722 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13724 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13725 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13726 other typedefs to avoid conflicts with libgcc2.c. Define labels
13727 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13729 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13730 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13733 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13735 * varasm.c (default_function_rodata_section): Declare DOT as
13738 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13739 Andrey Galkin <agalkin@hypercom.com>
13742 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13743 Make object_name unique for each process.
13745 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13748 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13749 addressable variables in the parallel that could go out of scope while
13750 running queued tasks.
13752 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13754 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13755 (CASE_VALUES_THRESHOLD): Redefine.
13756 * config/avr/avr.c (avr_override_options): Remove initialization of
13757 avr_case_values_threshold variable.
13758 (avr_case_values_threshold): Remove variable. Add new function.
13759 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13760 * config/avr/avr.opt (mno-tablejump): Remove option.
13761 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13763 2009-04-01 DJ Delorie <dj@redhat.com>
13765 * varasm.c (default_function_rodata_section): Don't assume
13766 anything about where the first '.' in the section name is.
13768 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13770 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13771 rs6000_emit_stack_tie.
13773 2009-03-31 Ian Lance Taylor <iant@google.com>
13775 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13776 gimple_code with GIMPLE_RESX, not RESX.
13778 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13780 * c-common.c (c_get_ident): New.
13781 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13783 2009-04-01 Ben Elliston <bje@au.ibm.com>
13785 * config/rs6000/sysv4.opt (msdata): Improve option description.
13787 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13789 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13790 (divdf3_internal_lat): Remove.
13791 (divxf3_internal_lat): Remove.
13792 (divxf3_internal_thr): Remove.
13793 (divxf): Use divxf3_internal.
13794 * config/ia64/div.md (divsf3_internal_lat): New.
13795 (divdf3_internal_lat): New.
13796 (divxf3_internal): New.
13798 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13801 * Makefile.in (USE_GCC_STDINT): Define.
13802 (stmp-int-hdrs): Install stdint.h if applicable.
13803 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13805 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13806 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13807 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13808 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13809 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13810 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13811 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13812 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13813 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13814 (c_common_nodes_and_builtins): Initialize
13815 underlying_wchar_type_node. Do not initialize
13816 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13817 nodes for new types.
13818 (c_stddef_cpp_builtins): Define macros for new types.
13819 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13821 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13822 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13823 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13824 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13825 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13826 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13827 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13828 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13829 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13830 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13831 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13832 int16_type_node, int32_type_node, int64_type_node,
13833 uint8_type_node, uint16_type_node, c_uint32_type_node,
13834 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13835 int_least32_type_node, int_least64_type_node,
13836 uint_least8_type_node, uint_least16_type_node,
13837 uint_least32_type_node, uint_least64_type_node,
13838 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13839 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13840 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13841 uintptr_type_node): Define.
13842 * c-cppbuiltin.c (builtin_define_constants,
13843 builtin_define_type_minmax): New.
13844 (builtin_define_stdint_macros): Define more macros.
13845 (c_cpp_builtins): Define more limit macros.
13846 (type_suffix): New.
13847 (builtin_define_type_max): Define in terms of
13848 builtin_define_type_minmax. Remove is_long parameter. All
13850 * config.gcc (use_gcc_stdint): Define.
13851 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13852 Add newlib-stdint.h for generic targets.
13853 * config/glibc-stdint.h, config/newlib-stdint.h,
13854 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13855 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13856 * config/score/score.h (UINTPTR_TYPE): Define.
13857 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13858 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13859 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13860 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13861 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13862 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13863 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13864 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13865 * config/spu/spu.h (STDINT_LONG32): Define.
13866 * configure.ac (use_gcc_stdint): Substitute.
13867 * configure: Regenerate.
13868 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13869 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13870 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13871 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13872 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13873 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13874 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13875 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13876 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13877 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13878 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13879 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13880 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13881 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13882 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13883 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13884 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13885 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13886 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13887 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13888 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13889 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13890 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13891 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13892 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13893 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13894 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13895 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13896 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13898 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13900 * loop-iv.c (suitable_set_for_replacement): Renamed from
13901 simplify_using_assignment; changed to return bool and to accept new
13902 args DEST and SRC. Return true iff we find a source/destination pair
13903 that can be used to make a replacement, and fill SRC and DEST if so.
13904 Remove arg ALTERED. Don't deal with altered regs here. All callers
13906 (simplify_using_initial_values): Deal with altered regs here and track
13907 more precisely the effect they have on the validity of our expression.
13909 * loop-iv.c (simplify_using_condition): A condition of the form
13910 (EQ REG CONST) can be used to simply make a substitution.
13911 (simplify_using_initial_values): Keep track of conditions we have seen
13912 and keep using them to simplify new expressions, while applying the
13913 same substitutions to them as to the expression.
13915 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13916 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13919 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13920 changed. Use this when trying to improve the upper bound.
13921 Generate the comparison by using simplify_gen_relational.
13923 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13925 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13927 (simplify_using_assignment, simplify_using_initial_values): Call
13928 replace_in_expr to make replacements. Call replace_single_def_regs
13929 once on the initial version of the expression.
13931 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13934 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13936 2009-03-31 Richard Guenther <rguenther@suse.de>
13938 PR middle-end/31029
13939 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13940 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13942 2009-03-31 Richard Guenther <rguenther@suse.de>
13944 * tree.h (div_if_zero_remainder): Declare.
13945 * fold-const.c (div_if_zero_remainder): Export.
13946 * tree-ssa-forwprop.c
13947 (forward_propagate_addr_into_variable_array_index): Handle
13948 constant array index addition outside of the variable index.
13950 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13953 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13954 define_splits, floatunssi<mode>2): Require x87 conversions from
13955 DImode to be permitted.
13957 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13959 PR preprocessor/15638
13960 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13962 2009-03-31 Richard Guenther <rguenther@suse.de>
13964 PR middle-end/23401
13965 PR middle-end/27810
13966 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13967 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13968 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13969 a separate statement.
13970 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13971 (lookup_tmp_var): Likewise.
13972 (is_gimple_formal_tmp_or_call_rhs): Remove.
13973 (is_gimple_reg_or_call_rhs): Rename to ...
13974 (is_gimple_reg_rhs_or_call): ... this.
13975 (is_gimple_mem_or_call_rhs): Rename to ...
13976 (is_gimple_mem_rhs_or_call): ... this.
13977 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13978 DECL_GIMPLE_REG_P only if is_formal is true.
13979 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13980 for non-proper post-modify expression gimplification.
13981 (gimplify_self_mod_expr): For post-modify expressions gimplify
13982 the lvalue to a minimal lvalue.
13983 (rhs_predicate_for): Remove formal temp case.
13984 (gimplify_modify_expr_rhs): Likewise.
13985 (gimplify_addr_expr): Use is_gimple_reg.
13986 (gimplify_expr): Remove formal temp cases.
13987 (gimple_regimplify_operands): Likewise.
13988 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13989 and FILTER_EXPR like constants.
13990 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13992 (is_gimple_formal_tmp_rhs): Remove.
13993 (is_gimple_reg_rhs): Remove special casing.
13994 (is_gimple_mem_rhs): Fix.
13995 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13996 (is_gimple_formal_tmp_var): Remove.
13997 (is_gimple_formal_tmp_reg): Likewise.
13998 (is_gimple_min_lval): Allow invariant component ref parts.
13999 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14000 is_gimple_formal_tmp_reg): Remove declarations.
14001 * tree-cfg.c (verify_expr): Verify that variables with address
14002 taken do not have DECL_GIMPLE_REG_P set.
14003 * tree-mudflap.c (mf_build_check_statement_for): Use
14004 force_gimple_operand instead of gimplify_expr.
14006 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14008 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14009 schedulable rows to compute_split_row.
14011 2009-03-31 Ben Elliston <bje@au.ibm.com>
14014 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14017 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14019 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14020 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14021 * configure: Regenerate.
14022 * config.in: Regenerate.
14023 * config/rs6000/rs6000.opt (mtls-markers): Add.
14024 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14025 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14026 (tls_ld_aix, tls_ld_sysv): Likewise.
14027 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14028 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14030 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14032 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14034 2009-03-30 Jan Hubicka <jh@suse.cz>
14036 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14038 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14039 detection and label handling.
14041 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14043 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14044 left_conflicts_size.
14045 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14046 ALLOCNO_LEFT_CONFLICTS_SIZE.
14048 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14049 remove_allocno_from_bucket_and_push,
14050 allocno_spill_priority_compare, push_allocnos_to_stack,
14051 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14052 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14053 (setup_allocno_left_conflicts_num): Ditto. Rename to
14054 setup_allocno_left_conflicts_size.
14055 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14056 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14057 setup_allocno_left_conflicts_size instead of
14058 setup_allocno_left_conflicts_num.
14060 * ira-build.c (ira_create_allocno): Use
14061 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14062 ALLOCNO_LEFT_CONFLICTS_NUM.
14064 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14066 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14067 instead of DF_LR_OUT.
14069 * ira-lives.c (process_bb_node_lives): Ditto.
14071 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14072 instead of DF_LR_{OUT,IN}.
14074 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14076 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14078 2009-03-30 Jan Hubicka <jh@suse.cz>
14080 * except.c (label_to_region_map): Fix thinko.
14082 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14084 PR middle-end/38237
14085 * tree.h (tree_find_value): New declaration.
14086 * tree.c (tree_find_value): New function.
14087 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14089 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14092 * c-decl.c (struct c_binding): Add locus field.
14093 (bind): Add locus argument, set locus field from it.
14094 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14095 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14096 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14097 implicitly_declare, undeclared_variable, lookup_label,
14098 declare_label, c_make_fname_decl, c_builtin_function,
14099 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14102 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14105 * config/i386/i386.c (classify_argument): Check total size of
14108 2009-03-30 Martin Jambor <mjambor@suse.cz>
14110 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14111 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14112 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14115 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14116 seen_variable_array_ref while also traversing a union.
14118 * tree-inline.c (optimize_inline_calls): Do not call
14119 cgraph_node_remove_callees.
14120 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14121 (pass_remove_cgraph_callee_edges): New variable.
14122 * passes.c (init_optimization_passes): Add
14123 pass_remove_cgraph_callee_edges after early inlining and before all
14124 late intraprocedural passes.
14126 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14128 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14130 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14131 Fix typos in names.
14133 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14135 * combine.c (simplify_comparison): Use have_insn_for.
14136 * dojump.c (do_jump): Likewise.
14138 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14140 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14141 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14142 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14143 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14144 instead of sparc_compare_emitted.
14145 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14146 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14147 instead of sparc_compare_emitted.
14149 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14151 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14152 enter/exit cfglayout mode.
14153 (pass_partition_block): Require it.
14154 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14155 (combine_instructions): Track basic blocks instead of labels.
14156 (update_cfg_for_uncondjump): New.
14157 (try_combine): Use it. Update jumps after rescanning.
14158 (pass_combine): Require PROP_cfglayout.
14159 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14161 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14163 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14164 Provide/destroy PROP_cfglayout respectively.
14165 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14166 * tree-pass.h (PROP_cfglayout): New.
14168 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14170 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14171 fold_convert_const_fixed_from_fixed,
14172 fold_convert_const_fixed_from_int,
14173 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14174 set TREE_CONSTANT_OVERFLOW.
14175 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14176 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14178 2009-03-30 Ira Rosen <irar@il.ibm.com>
14180 * tree-vect-loop-manip.c: New file.
14181 * tree-vectorizer.c: Update documentation and included files.
14182 (vect_loop_location): Make extern.
14183 (rename_use_op): Move to tree-vect-loop-manip.c
14184 (rename_variables_in_bb, rename_variables_in_loop,
14185 slpeel_update_phis_for_duplicate_loop,
14186 slpeel_update_phi_nodes_for_guard1,
14187 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14188 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14189 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14190 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14191 find_loop_location): Likewise.
14192 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14193 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14194 get_vectype_for_scalar_type, vect_is_simple_use,
14195 supportable_widening_operation, supportable_narrowing_operation):
14197 (bb_in_loop_p): Move to tree-vect-loop.c.
14198 (new_loop_vec_info, destroy_loop_vec_info,
14199 reduction_code_for_scalar_code, report_vect_op,
14200 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14201 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14202 (vect_supportable_dr_alignment): Likewise.
14203 * tree-vectorizer.h (tree-data-ref.h): Include.
14204 (vect_loop_location): Declare.
14205 Reorganize function declarations according to the new file structure.
14206 * tree-vect-loop.c: New file.
14207 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14208 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14209 * tree-vect-data-refs.c: New file.
14210 * tree-vect-patterns.c (timevar.h): Don't include.
14211 * tree-vect-stmts.c: New file.
14212 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14213 tree-vect-slp.c, tree-vect-loop.c.
14214 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14215 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14216 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14217 (tree-vect-analyze.o): Remove.
14218 (tree-vect-transform.o): Likewise.
14219 (tree-vect-data-refs.o): Add rule.
14220 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14221 tree-vect-slp.o): Likewise.
14222 (tree-vect-patterns.o): Remove redundant dependencies.
14223 (tree-vectorizer.o): Likewise.
14224 * tree-vect-slp.c: New file.
14226 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14228 * optc-gen.awk: Warn if an option flag has multiple different
14231 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14233 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14234 -floop-block): Document dependences on PPL, CLooG and Graphite.
14236 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14238 PR rtl-optimization/323
14239 * c-common.c (c_fully_fold, convert_and_check,
14240 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14241 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14242 * c-common.def (EXCESS_PRECISION_EXPR): New.
14243 * c-cppbuiltin.c (builtin_define_float_constants): Define
14244 constants with enough digits for long double.
14245 * c-lex.c (interpret_float): Interpret constant with excess
14246 precision where appropriate.
14247 * c-opts.c (c_common_post_options): Set
14248 flag_excess_precision_cmdline. Give an error for
14249 -fexcess-precision=standard for C++ for processors where the
14250 option is significant.
14251 * c-parser.c (c_parser_conditional_expression): Handle excess
14252 precision in condition.
14253 * c-typeck.c (convert_arguments): Handle arguments with excess
14255 (build_unary_op): Move excess precision outside operation.
14256 (build_conditional_expr): Likewise.
14257 (build_compound_expr): Likewise.
14258 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14259 (build_modify_expr): Handle excess precision in RHS.
14260 (convert_for_assignment): Handle excess precision in converted
14262 (digest_init, output_init_element, process_init_element): Handle
14263 excess precision in initializer.
14264 (c_finish_return): Handle excess precision in return value.
14265 (build_binary_op): Handle excess precision in operands and add
14266 excess precision as needed for operation.
14267 * common.opt (-fexcess-precision=): New option.
14268 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14269 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14270 For standard excess precision, output explicit conversion to and
14271 truncation from XFmode.
14272 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14273 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14274 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14275 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14276 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14277 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14278 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14279 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14280 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14281 define_splits, sqrt<mode>2): Disable where appropriate for
14282 standard excess precision.
14283 * convert.c (convert_to_real): Do not shorten arithmetic to type
14284 for which excess precision would be used.
14285 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14286 * doc/invoke.texi (-fexcess-precision=): Document option.
14287 (-mfpmath=): Correct index entry.
14288 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14289 flag_excess_precision): New.
14290 * langhooks.c (lhd_post_options): Set
14291 flag_excess_precision_cmdline.
14292 * opts.c (common_handle_option): Handle -fexcess-precision=.
14293 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14294 init_excess_precision): New.
14295 (lang_dependent_init_target): Call init_excess_precision.
14296 * tree.c (excess_precision_type): New.
14297 * tree.h (excess_precision_type): Declare.
14299 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14302 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14303 non-lvalue to component.
14305 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14307 PR preprocessor/34695
14308 * Makefile.in (c-opts.o): Depend on c-tree.h.
14309 * c-common.c: Move down include of diagnostic.h.
14310 (done_lexing, c_cpp_error): New.
14311 * c-common.h (done_lexing): Declare.
14312 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14314 * c-opts.c: Include c-tree.h.
14315 (c_common_init_options): Set preprocessor error callback.
14316 (c_common_handle_option): Do not set preprocessor
14317 inhibit_warnings, warnings_are_errors, warn_system_headers,
14318 pedantic_errors or inhibit_warnings flags.
14319 (c_common_post_options): Do not check cpp_errors (parse_in).
14320 (c_common_finish): Do not output dependencies if there were
14321 errors. Do not check return value of cpp_finish.
14322 * c-ppoutput.c (pp_file_change): Set input_location.
14323 * c-tree.h (c_cpp_error): Declare.
14324 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14326 (diagnostic_build_prefix): Check override_column.
14327 * diagnostic.h (diagnostic_info): Add override_column field.
14328 (diagnostic_override_column): Define.
14330 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14332 * c-common.c (c_expand_expr, c_staticp): Remove.
14333 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14334 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14335 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14336 * c-gimplify.c (gimplify_compound_literal_expr,
14337 optimize_compound_literals_in_ctor): Remove.
14338 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14339 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14340 * c-semantics.c (emit_local_var): Remove.
14342 * langhooks-def.h (lhd_expand_expr): Remove.
14343 * langhooks.c (lhd_expand_expr): Remove.
14344 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14346 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14347 handling from c-semantics.c; don't call into langhook.
14348 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14349 * gimplify.c (gimplify_compound_literal_expr,
14350 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14351 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14352 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14353 as was done in c-gimplify.c.
14354 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14355 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14356 Move from c-common.h.
14357 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14359 * tree.c (staticp): Do not call langhook.
14360 * langhooks.c (lhd_staticp): Delete.
14361 * langhooks-def.h (lhd_staticp): Delete prototype.
14362 (LANG_HOOKS_STATICP): Delete.
14363 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14365 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14366 instead of DECL_STMTs.
14368 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14376 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14378 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14379 contained expression.
14380 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14381 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14382 conditional expressions for C.
14383 (decl_constant_value_for_optimization): Move from
14384 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14385 whether optimizing and that the expression is a VAR_DECL not of
14386 array type instead of doing such checks in the caller. Do not
14387 check pedantic. Call gcc_unreachable for C++.
14388 * c-common.def (C_MAYBE_CONST_EXPR): New.
14389 * c-common.h (c_fully_fold, c_save_expr,
14390 decl_constant_value_for_optimization): New prototypes.
14391 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14392 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14393 EXPR_INT_CONST_OPERANDS): Define.
14394 * c-convert.c (convert): Strip nops from expression.
14395 * c-decl.c (groktypename): Take extra parameters expr and
14396 expr_const_operands. Update call to grokdeclarator.
14397 (start_decl): Update call to grokdeclarator. Add statement for
14398 expressions used in type of decl.
14399 (grokparm): Update call to grokdeclarator.
14400 (push_parm_decl): Update call to grokdeclarator.
14401 (build_compound_literal): Add parameter non_const and build a
14402 C_MAYBE_COSNT_EXPR if applicable.
14403 (grokdeclarator): Take extra parameters expr and
14404 expr_const_operands. Track expressions used in declaration
14405 specifiers and declarators. Fold array sizes and track whether
14406 they are constant expressions and whether they are integer
14407 constant expressions.
14408 (parser_xref_tag): Set expr and expr_const_operands fields in
14410 (grokfield): Update call to grokdeclarator.
14411 (start_function): Update call to grokdeclarator.
14412 (build_null_declspecs): Set expr and expr_const_operands fields in
14414 (declspecs_add_type): Handle expressions in typeof specifiers.
14415 * c-parser.c (c_parser_declspecs): Set expr and
14416 expr_const_operands fields for declaration specifiers.
14417 (c_parser_enum_specifier): Likewise.
14418 (c_parser_struct_or_union_specifier): Likewise.
14419 (c_parser_typeof_specifier): Likewise. Update call to
14420 groktypename. Fold expression as needed. Return expressions with
14421 type instead of adding statements.
14422 (c_parser_attributes): Update calls to c_parser_expr_list.
14423 (c_parser_statement_after_labels): Fold expression before passing
14424 to objc_build_throw_stmt.
14425 (c_parser_condition): Fold expression.
14426 (c_parser_asm_operands): Fold expression.
14427 (c_parser_conditional_expression): Use c_save_expr. Update call
14428 to build_conditional_expr.
14429 (c_parser_alignof_expression): Update call to groktypename.
14430 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14431 original_code. Fold expression argument of va_arg. Create
14432 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14433 argument to va_arg. Update calls to groktypename. Fold array
14434 index for offsetof. Verify that first argument to
14435 __builtin_choose_expr has integer type.
14436 (c_parser_postfix_expression_after_paren_type): Update calls to
14437 groktypename and build_compound_literal. Handle expressions with
14438 side effects in type name.
14439 (c_parser_postfix_expression_after_primary): Update call to
14440 c_parser_expr_list. Set original_code for calls to
14441 __builtin_constant_p.
14442 (c_parser_expr_list): Take extra parameter fold_p. Fold
14443 expressions if requested.
14444 (c_parser_objc_type_name): Update call to groktypename.
14445 (c_parser_objc_synchronized_statement): Fold expression.
14446 (c_parser_objc_receiver): Fold expression.
14447 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14448 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14449 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14450 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14451 (struct c_typespec): Add elements expr and expr_const_operands.
14452 (struct c_declspecs): Add elements expr and expr_const_operands.
14453 (groktypename, build_conditional_expr, build_compound_literal):
14455 (in_late_binary_op): Declare.
14456 * c-typeck.c (note_integer_operands): New function.
14457 (in_late_binary_op): New variable.
14458 (decl_constant_value_for_broken_optimization): Move to c-common.c
14459 and rename to decl_constant_value_for_optimization.
14460 (default_function_array_conversion): Do not strip nops.
14461 (default_conversion): Do not call
14462 decl_constant_value_for_broken_optimization.
14463 (build_array_ref): Do not fold result.
14464 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14465 result when operand is a VLA.
14466 (c_expr_sizeof_type): Update call to groktypename. Handle
14467 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14468 result when operand names a VLA type.
14469 (build_function_call): Update call to build_compound_literal.
14470 Only fold result for calls to __builtin_* functions. Strip
14471 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14472 the function designator.
14473 (convert_arguments): Fold arguments. Update call to
14474 convert_for_assignment.
14475 (build_unary_op): Handle increment and decrement of
14476 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14477 decrement earlier. Fold operand of increment and decrement.
14478 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14479 built for integer operand. Wrap returns that are INTEGER_CSTs
14480 without being integer constant expressions or that have integer
14481 constant operands without being INTEGER_CSTs.
14482 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14483 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14484 result is an integer constant expression or can be used in
14485 unevaluated parts of one and avoid folding and wrap as
14486 appropriate. Fold operands before possibly doing -Wsign-compare
14488 (build_compound_expr): Wrap result for C99 if operands can be used
14489 in integer constant expressions.
14490 (build_c_cast): Update call to digest_init. Do not ignore
14491 overflow from casting floating-point constants to integers. Wrap
14492 results that could be confused with integer constant expressions,
14493 null pointer constants or floating-point constants.
14494 (c_cast_expr): Update call to groktypename. Handle expressions
14495 included in type name.
14496 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14497 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14498 Update calls to convert_for_assignment.
14499 (convert_for_assignment): Take new parameter
14500 null_pointer_constant. Do not strip nops or call
14501 decl_constant_value_for_broken_optimization. Set
14502 in_late_binary_op for conversions to boolean.
14503 (store_init_value): Update call to digest_init.
14504 (digest_init): Take new parameter null_pointer_constant. Do not
14505 call decl_constant_value_for_broken_optimization. pedwarn for
14506 initializers not constant expressions. Update calls to
14507 convert_for_assignment.
14508 (constructor_nonconst): New.
14509 (struct constructor_stack): Add nonconst element.
14510 (really_start_incremental_init, push_init_level, pop_init_level):
14511 Handle constructor_nonconst and nonconst element.
14512 (set_init_index): Call constant_expression_warning for array
14514 (output_init_element): Fold value. Set constructor_nonconst as
14515 applicable. pedwarn for initializers not constant expressions.
14516 Update call to digest_init. Call constant_expression_warning
14517 where constant initializers are required.
14518 (process_init_element): Use c_save_expr.
14519 (c_finish_goto_ptr): Fold expression.
14520 (c_finish_return): Fold return value. Update call to
14521 convert_for_assignment.
14522 (c_start_case): Fold switch expression.
14523 (c_process_expr_stmt): Fold expression.
14524 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14525 ensure statement expression is not evaluated in constant expression.
14526 (build_binary_op): Track whether results are integer constant
14527 expressions or may occur in such, disable folding and wrap results
14528 as applicable. Fold operands for -Wsign-compare warnings unless
14530 (c_objc_common_truthvalue_conversion): Handle results folded to
14531 integer constants that are not integer constant expressions.
14532 * doc/extend.texi: Document when typeof operands are evaluated,
14533 that condition of __builtin_choose_expr is an integer constant
14534 expression, and more about use of __builtin_constant_p in
14537 2009-03-29 Richard Guenther <rguenther@suse.de>
14539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14540 propagate addresses of array references.
14542 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14544 * regmove.c (perhaps_ends_bb_p): Remove.
14545 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14546 from INSN and check that the main loop stays within that basic block.
14547 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14548 (regmove_forward_pass): Split out from regmove_optimize. Use
14549 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14550 (regmove_backward_pass): Split out from regmove_optimize. Use
14551 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14552 (regmove_optimize): Simplify.
14554 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14557 * config/i386/i386.c (classify_argument): Ignore flexible array
14558 member in struct and warn ABI change.
14560 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14562 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14564 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14565 (ix86_adjust_cost): Updated.
14567 2009-03-29 Jan Hubicka <jh@suse.cz>
14569 PR middle-end/28850
14570 * tree-pass.h (pass_cleanup_eh): New function.
14571 (remove_unreachable_regions): Break code handling RTL
14572 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14573 that can not be reached by runtime.
14574 (can_be_reached_by_runtime): New function.
14575 (label_to_region_map): New function.
14576 (num_eh_regions): New function.
14577 (rtl_remove_unreachable_regions): New function.
14578 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14579 (remove_eh_region): New function.
14580 * except.h: Include sbitmap and vecprim.
14581 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14582 num_eh_regions): Declare.
14583 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14584 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14585 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14586 (tree_empty_eh_handler_p): New function.
14587 (cleanup_empty_eh): New function.
14588 (cleanup_eh): New function.
14589 (pass_cleanup_eh): New function.
14591 2009-03-29 Jan Hubicka <jh@suse.cz>
14593 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14594 for removed regions.
14596 2009-03-29 Jan Hubicka <jh@suse.cz>
14598 * except.c (dump_eh_tree): Dump all datastructures.
14600 2009-03-29 Jan Hubicka <jh@suse.cz>
14602 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14603 (duplicate_eh_regions_1): Likewise.
14604 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14605 vector; call EH verification.
14606 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14607 Be ready for region being removed.
14609 2009-03-29 Jan Hubicka <jh@suse.cz>
14611 * bitmap.c (bitmap_last_set_bit): New function.
14612 * bitmap.h (bitmap_last_set_bit): Declare.
14614 2009-03-29 David Ayers <ayers@fsfe.org>
14617 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14618 by calling objc_compare_types and surpress warnings about
14619 incompatible C pointers that are compatible ObjC pointers.
14621 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14623 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14624 call initialize_inline_failed.
14625 (initialize_inline_failed): Move it from here ...
14626 * cgraph.c (initialize_inline_failed): ... to here.
14627 (cgraph_create_edge): Call initialize_inline_failed rather than
14628 setting inline_failed directly.
14630 2009-03-29 Ben Elliston <bje@au.ibm.com>
14633 * sysv4.opt (msdata): Improve comment.
14634 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14635 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14637 2009-03-29 Ben Elliston <bje@au.ibm.com>
14640 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14641 load and store attributes.
14643 2009-03-29 Ben Elliston <bje@au.ibm.com>
14645 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14646 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14647 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14648 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14649 __builtin_infq and __builtin_huge_valq.
14651 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14653 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14655 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14656 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14658 2009-03-28 Xinliang David Li <davidxl@google.com>
14660 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14661 (do_dbg_cnt): New function.
14663 2009-03-28 Jan Hubicka <jh@suse.cz>
14665 Merge from pretty-ipa:
14667 2009-03-27 Jan Hubicka <jh@suse.cz>
14669 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14670 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14671 * passes.c (function_called_by_processed_nodes_p): New.
14672 * ipa-pure-const.c (check_call): Fix handling of operands.
14673 (analyze_function): Dump debug output for skipped bodies.
14674 (local_pure_const): Use function_called_by_processed_nodes_p.
14675 * dwarf2out.c (reference_to_unused): Use output.
14676 * passes.c (do_per_function_toporder): Likewise.
14678 2008-11-12 Jan Hubicka <jh@suse.cz>
14680 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14681 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14682 state_set_in_source enum
14683 (check_decl): Ignore memory tags; do not set fake looping flags;
14685 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14686 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14687 (check_call, analyze_function): Rewrite.
14689 (add_new_function): Update call of analyze_function.
14690 (generate_summary): Add call of analyze_function.
14691 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14692 (local_pure_const): New function.
14693 (pass_local_pure_const): New pass.
14694 * ipa-inline.c (inline_transform): Set after_inlining.
14695 * tree-eh.c (stmt_can_throw_external): New.
14696 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14697 work with aliasing built.
14698 * tree-flow.h (stmt_can_throw_external): New.
14699 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14700 and local pure/const pass in early and late optimization queue.
14702 2009-03-28 Martin Jambor <mjambor@suse.cz>
14704 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14706 (fold_binary): Allow function decl aligment consideration is the
14707 second argument is integer constant one.
14708 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14709 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14710 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14712 2009-03-28 Jan Hubicka <jh@suse.cz>
14714 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14715 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14716 * function.h (rtl_data): Add nothrow flag.
14717 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14718 set DECL_NOTHROW for AVAILABLE functions.
14720 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14722 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14723 following vector keyword has expansion starting with pixel or bool
14724 keyword, expand vector to __vector and pixel or bool to __pixel or
14728 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14729 warn_if_disallowed_function_p): Removed.
14730 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14731 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14732 warning_if_disallowed_function_p.
14733 * flags.h (warn_if_disallowed_function_p,
14734 warn_disallowed_functions): Removed.
14735 * common.opt (Wdisallowed-function-list=): Removed.
14736 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14738 2009-03-28 Richard Guenther <rguenther@suse.de>
14740 PR tree-optimization/38723
14741 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14744 2009-03-28 Jan Hubicka <jh@suse.cz>
14746 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14747 test introduced by my previous patch.
14749 2009-03-28 Richard Guenther <rguenther@suse.de>
14751 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14752 the PHIs value undefined.
14754 2009-03-28 Jan Hubicka <jh@suse.cz>
14756 * tree-pass.h (pass_fixup_cfg): New pass.
14757 * ipa-inline.c (inline_transform): Set
14758 always_inline_functions_inlined/after_inlining.
14759 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14760 (pass_fixup_cfg): New pass.
14761 * passes.c (init_optimization_passes): Add fixup_cfg.
14763 2009-03-28 Richard Guenther <rguenther@suse.de>
14765 PR tree-optimization/38458
14766 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14767 argument use the arguments copy-of value.
14769 2009-03-28 Richard Guenther <rguenther@suse.de>
14771 PR tree-optimization/38180
14772 * tree-ssa-ccp.c (get_default_value): Simplify.
14773 (likely_value): Likewise.
14774 (surely_varying_stmt_p): Properly handle VOP case.
14775 (ccp_initialize): Likewise.
14776 (ccp_fold): Handle propagating through *&.
14777 (fold_const_aggregate_ref): Also handle decls.
14779 2009-03-28 Jan Hubicka <jh@suse.cz>
14781 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14782 * cgraph.h (cgraph_node): Likewise.
14783 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14784 (cgraph_reset_node): Use process flag.
14785 (cgraph_mark_functions_to_output): Likewise.
14786 (cgraph_expand_function): Likewise.
14787 (cgraph_expand_all_functions): Likewise.
14788 (cgraph_output_in_order): Likewise.
14789 * dwarf2out.c (reference_to_unused): Likewise.
14790 * passes.c do_per_function_toporder): Likewise.
14792 2009-03-28 Jan Hubicka <jh@suse.cz>
14794 Bring from lto-branch:
14796 2008-09-03 Doug Kwan <dougkwan@google.com>
14798 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14799 enums instead of reason strings.
14800 * cgraph.c (cgraph_create_edge): Same.
14801 (cgraph_inline_failed_string): New function.
14802 * cgraph.h (cgraph_inline_failed_t): New enum type.
14803 (cgraph_inline_failed_string): New prototype.
14804 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14805 char pointer to cgraph_inline_failed_t.
14806 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14807 (cgraph_default_inline_p): Ditto.
14808 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14809 to cgraph_inline_failed_t pointer.
14810 * cif-code.def: New file.
14811 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14813 (cgraph_check_inline_limits): Change type of REASON to pointer to
14814 cgraph_inline_failed_t. Replace reason strings with enums.
14815 (cgraph_default_inline_p): Ditto.
14816 (cgraph_recursive_inlining_p): Ditto.
14817 (update_caller_keys): Change type of FAILED_REASON to
14818 cgraph_inline_failed_t.
14819 (cgraph_set_inline_failed): Change type of REASON to pointer to
14820 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14821 convert enums to strings for text output.
14822 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14823 to be of type cgraph_inline_failed_t. Replace reason strings with
14824 enums. Call cgraph_inline_failed_string to covert enums
14825 to strings for text output.
14826 (cgraph_decide_inlining): Replace reason strings with enums.
14827 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14828 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14830 * tree-inline.c (expand_call_inline): Change type of REASON
14831 to cgraph_inline_failed_t. Replace reason strings with enums.
14832 Call cgraph_inline_failed_string for text output.
14833 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14836 2009-03-28 Jan Hubicka <jh@suse.cz>
14838 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14839 cgraph_clone_node): Remove master clone handling.
14840 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14841 * cgraph.h (master_clone): Remove.
14842 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14843 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14844 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14846 2009-03-28 Jan Hubicka <jh@suse.cz>
14848 * cgraph.c (cgraph_function_body_availability): Functions declared
14849 inline are always safe to assume that it is not going to be replaced.
14851 2009-03-28 Richard Guenther <rguenther@suse.de>
14853 PR tree-optimization/38513
14854 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14856 EXC_PTR_EXPR and FILTER_EXPR.
14857 (get_ref_from_reference_ops): Likewise.
14859 2009-03-28 Richard Guenther <rguenther@suse.de>
14861 PR tree-optimization/38968
14862 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14863 Use FLOOR_MOD_EXPR to compute misalignment.
14865 2009-03-28 Richard Guenther <rguenther@suse.de>
14867 PR tree-optimization/37795
14868 * tree.h (combine_comparisons): Declare.
14869 * fold-const.c (combine_comparisons): Export.
14870 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14872 (ifcombine_iforif): Use combine_comparisons.
14874 2009-03-28 Jan Hubicka <jh@suse.cz>
14876 * tree-eh.c (inlinable_call_p): New function.
14877 (make_eh_edges): Use it.
14878 (verify_eh_edges): Use it.
14879 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14880 * except.c (reachable_next_level): Add inlinable_function argument
14881 (sjlj_find_directly_reachable_regions): Update.
14882 (add_reachable_handler): Do not set saw_any_handlers.
14883 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14884 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14885 Add new inlinable call parameter.
14886 (can_throw_internal, can_throw_external): Update.
14887 * except.h (can_throw_internal_1, can_throw_external_1,
14888 foreach_reachable_handler): Update declaration.
14890 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14892 * config/arm/t-arm-coff, config/h8300/coff.h,
14893 config/i386/i386-aout.h, config/i386/i386-coff.h,
14894 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14895 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14896 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14897 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14898 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14899 sys-types.h: Remove.
14900 * Makefile.in: Remove protoize and fixproto support and references
14902 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14903 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14905 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14906 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14907 unprotoize$(exeext).
14908 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14909 (.PHONY): Don't depend on proto.
14910 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14911 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14912 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14913 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14914 build/gen-protos.o, build/scan.o, xsys-protos.h,
14915 build/fix-header$(build_exeext), build/fix-header.o,
14916 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14917 stmp-install-fixproto): Remove.
14918 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14919 SYSCALLS.c or fixproto files.
14920 (install-common): Don't install protoize.
14921 (install-headers-tar, install-headers-cpio, install-headers-cp):
14922 Don't depend on $(STMP_FIXPROTO).
14923 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14924 install fixproto files or write out fixproto settings.
14925 (uninstall): Don't uninstall protoize.
14926 * config.gcc (use_fixproto): Remove.
14927 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14928 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14929 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14930 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14931 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14932 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14933 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14934 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14935 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14936 * config/t-vxworks (STMP_FIXPROTO): Remove.
14937 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14938 STMP_FIXPROTO): Remove.
14939 * config.in, configure: Regenerate.
14940 * crtstuff.c (gid_t, uid_t): Don't undefine.
14941 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14942 (arm-*-coff, arm-*-aout: Remove target entries.
14943 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14944 Remove mention of AIX 4.1.
14945 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14946 * doc/invoke.texi (Running Protoize): Remove.
14947 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14948 (Protoize Caveats): Remove.
14949 * tsystem.h: Update comments on headers assumed to exist.
14951 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14953 * genautomata.c: Add a new year to the copyright. Add a new
14955 (struct insn_reserv_decl): Add comments for member bypass_list.
14956 (find_bypass): Remove.
14957 (insert_bypass): New.
14958 (process_decls): Use insert_bypass.
14959 (output_internal_insn_latency_func): Output all bypasses with the
14960 same input insn in one switch case.
14962 * rtl.def (define_bypass): Describe bypass choice.
14963 * doc/md.texi (define_bypass): Ditto.
14965 2009-03-27 Richard Guenther <rguenther@suse.de>
14967 * gimplify.c (mark_addressable): Export.
14968 * tree-flow.h (mark_addressable): Declare.
14969 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14970 * tree-ssa.c (verify_phi_args): Verify that address taken
14971 variables have TREE_ADDRESSABLE set.
14973 2009-03-27 Richard Guenther <rguenther@suse.de>
14975 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14976 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14977 Do not mark decls TREE_ADDRESSABLE.
14978 (build_fold_addr_expr): Adjust.
14979 (fold_addr_expr): Remove.
14980 (fold_unary): Use build_fold_addr_expr.
14981 (fold_comparison): Likewise.
14982 (split_address_to_core_and_offset): Likewise.
14983 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14985 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14986 (gimplify_modify_expr_to_memcpy): Mark source and destination
14988 * omp-low.c (create_omp_child_function): Mark the object decl
14990 (lower_rec_input_clauses): Mark the var we take the address of
14992 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14994 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14996 PR middle-end/39315
14997 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14998 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15000 2009-03-27 Richard Guenther <rguenther@suse.de>
15002 PR tree-optimization/39120
15003 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15005 (handle_lhs_call): Process return constraints. Add escape
15006 constraints if necessary.
15007 (handle_const_call): Fill out return constraints. Make nested
15008 case more precise. Avoid consttmp if possible.
15009 (handle_pure_call): Fill out return constraints. Avoid
15010 callused if possible.
15011 (find_func_aliases): Simplify call handling.
15013 2009-03-27 Richard Guenther <rguenther@suse.de>
15015 PR tree-optimization/39120
15016 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15017 as a representative.
15018 (solve_graph): Do propagate CALLUSED.
15019 (handle_pure_call): Use a scalar constraint from CALLUSED for
15021 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15024 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15027 * c-common.c (handle_aligned_attribute): Properly check alignment
15028 overflow. Use (1U << i) instead of (1 << i).
15030 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15032 * expr.h (get_mem_align_offset): Updated.
15034 * tree.h (tree_decl_common): Change align to "unsigned int" and
15035 move it before pointer_alias_set.
15037 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15038 Jakub Jelinek <jakub@redhat.com>
15041 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15042 gr_register_operand with gr_reg_or_0_operand.
15043 (cmpxchg_rel_di): Likewise.
15044 (sync_lock_test_and_set<mode>): Likewise.
15046 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15048 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15049 (true_regnum): Likewise.
15051 * rtlanal.c (subreg_info): Moved to ...
15052 * rtl.h (subreg_info): Here. New.
15053 (subreg_get_info): New.
15055 * rtlanal.c (subreg_get_info): Make it extern.
15057 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15060 * config/i386/i386.c (ix86_abi): New.
15061 (override_options): Handle -mabi=.
15062 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15063 (ix86_call_abi_override): Likewise.
15064 (init_cumulative_args): Likewise.
15065 (function_arg_advance): Likewise.
15066 (function_arg_64): Likewise.
15067 (function_arg): Likewise.
15068 (ix86_pass_by_reference): Likewise.
15069 (ix86_function_value_regno_p): Likewise.
15070 (ix86_build_builtin_va_list_abi): Likewise.
15071 (setup_incoming_varargs_64): Likewise.
15072 (is_va_list_char_pointer): Likewise.
15073 (ix86_init_machine_status): Likewise.
15074 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15075 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15076 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15077 (ix86_function_abi): Make it static and return enum calling_abi.
15078 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15080 (ix86_fn_abi_va_list): Updated.
15082 * config/i386/i386.h (ix86_abi): New.
15083 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15084 (CONDITIONAL_REGISTER_USAGE): Likewise.
15085 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15086 (machine_function): Likewise.
15088 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15090 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15091 (STACK_BOUNDARY): Likewise.
15092 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15094 * config/i386/i386.opt (mabi=): New.
15096 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15097 return enum calling_abi.
15098 (ix86_function_type_abi): Likewise.
15099 (ix86_function_abi): Removed.
15101 * doc/invoke.texi: Document -mabi= option for x86.
15103 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15105 * builtins.c (real_dconstp): Delete.
15106 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15108 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15109 Jakub Jelinek <jakub@redhat.com>
15112 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15113 (gen_subprogram_die): When a function is explicit, generate the
15114 DW_AT_explicit attribute.
15115 * langhooks.h (struct lang_hooks_for_decls): Add
15116 function_decl_explicit_p langhook.
15117 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15118 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15120 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15122 * builtins.c (fold_builtin_memory_op): Optimize memmove
15123 into memcpy if we can prove source and destination don't overlap.
15125 * tree-inline.c: Include gt-tree-inline.h.
15126 (clone_fn_id_num): New variable.
15127 (clone_function_name): New function.
15128 (tree_function_versioning): Use it.
15129 * Makefile.in (GTFILES): Add tree-inline.c.
15131 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15133 * BASE-VER: Change to 4.5.0.
15135 2009-03-27 Xinliang David Li <davidxl@google.com>
15137 PR tree-optimization/39557
15138 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15140 2009-03-27 Xinliang David Li <davidxl@google.com>
15142 PR tree-optimization/39548
15143 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15148 * c-common.c (pointer_int_sum): Use %wd on return from
15151 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15153 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15154 on return from tree_low_cst.
15156 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15159 * ginclude/stdarg.h (va_copy): Define also for
15160 __GXX_EXPERIMENTAL_CXX0X__.
15162 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15165 * builtins.h (c_strlen): Do not warn here.
15166 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15167 * c-common.c (pointer_int_sum): Take an explicit location.
15168 Warn about offsets out of bounds.
15169 * c-common.h (pointer_int_sum): Adjust declaration.
15171 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15173 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15176 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15179 * opts.c (warn_if_disallowed_function_p): Don't assume
15180 get_callee_fndecl must return non-NULL.
15182 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15184 PR rtl-optimization/39522
15185 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15186 when reg_reloaded_valid is set.
15188 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15190 * config/spu/divv2df3.c: New file.
15191 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15192 (DPBIT_FUNCS): Filter out _div_df.
15194 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15196 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15197 a jump insn, count that jump in the distance to the loop start.
15199 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15202 * config/sh/sh.c (calc_live_regs): Fix condition for global
15203 registers except PIC_OFFSET_TABLE_REGNUM.
15205 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15208 * doc/invoke.texi (-mconsole): New.
15210 (-mno-cygwin): New.
15212 (-mnop-fun-dllimport): New.
15216 (sub section "i386 and x86-64 Windows Options"): New.
15218 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15220 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15221 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15223 2009-03-25 Richard Guenther <rguenther@suse.de>
15225 PR middle-end/39497
15226 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15229 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15231 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15232 neither of haifa/selective schedulers are working.
15234 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15236 * doc/invoke.texi (Debugging Options): Fix description of
15237 -fno-merge-debug-strings.
15239 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15241 * config/cris/libgcc.ver: New version-script.
15242 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15244 * configure.ac <GAS features, nop mnemonic>: Add pattern
15245 crisv32-*-* for "nop".
15246 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15247 * configure: Regenerate.
15249 2009-03-24 Ira Rosen <irar@il.ibm.com>
15251 PR tree-optimization/39529
15252 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15253 mark_sym_for_renaming for the tag copied to the new vector
15256 2009-03-24 Arthur Loiret <aloiret@debian.org>
15258 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15259 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15260 EXTRA_SPEC_FUNCTIONS.
15261 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15262 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15263 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15264 -march and -mtune options.
15266 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15268 * config/m68k/t-rtems: Add m5329 multilib.
15270 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15271 Jakub Jelinek <jakub@redhat.com>
15274 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15277 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15280 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15281 instead of c_parser_expression_conv, if original_code isn't one of the
15282 4 allowed comparison codes, fail.
15284 2009-03-23 Richard Guenther <rguenther@suse.de>
15286 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15287 * tree.h (struct tree_type): Likewise.
15288 * reload.h (struct insn_chain): Likewise.
15289 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15290 * function.h (struct function): Likewise.
15291 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15293 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15295 PR tree-optimization/39516
15296 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15298 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15300 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15301 should be set true if BITS_PER_WORD of target is bigger than 32
15303 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15305 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15306 Translate -B-options to -rpath-link. Correct existing
15307 rpath-link and conditionalize on !nostdlib.
15309 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15311 * doc/extend.texi (Function Attributes, Variable Attributes):
15313 * doc/invoke.texi (Debugging Options, Optimize Options)
15314 (i386 and x86-64 Options, MCore Options): Likewise.
15316 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15319 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15320 it for block local namespace aliases.
15321 (gen_decl_die): Pass context_die to gen_namespace_die.
15323 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15326 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15327 minimum or maximum value.
15329 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15331 * reginfo.c (globalize_reg): Recompute derived reg sets.
15333 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15336 * libgcc2.c (mprotect): Do not use signed arguments for
15337 VirtualProtect, use DWORD arguments. Also fix the 'may
15338 be used uninitialized' warning for the np variable.
15340 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15343 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15344 functions using regparm calling conventions when not optimizing.
15345 (ix86_function_sseregparm): Similarly for sseregparm calling
15348 2009-03-19 Li Feng <nemokingdom@gmail.com>
15350 PR middle-end/39500
15351 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15352 dependence if the first conflict is after niter iterations.
15354 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15356 PR middle-end/38609
15357 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15358 functions with dynamic stack-pointer adjustments.
15360 2009-03-19 Ben Elliston <bje@au.ibm.com>
15362 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15363 option; change to -msdata=data.
15365 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15367 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15370 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15373 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15375 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15377 * doc/invoke.texi (Code Gen Options): Expand discussion of
15380 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15382 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15383 * matrix-reorg.c (struct matrix_info): Likewise.
15384 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15385 * rtl.h (struct mem_attrs): Likewise.
15386 * df.h (struct df): Likewise.
15387 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15388 * ira-int.h (struct ira_allocno): Likewise.
15389 * df-scan.c (struct df_collection_rec): Likewise.
15390 * ira.c (struct equivalence): Likewise.
15391 * function.c (struct temp_slot): Likewise.
15392 * cfgloop.h (struct loop): Likewise.
15395 * function.c (use_register_for_decl): When not optimizing, disregard
15396 register keyword for variables with types containing methods.
15398 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15400 PR middle-end/39447
15401 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15402 (is_simple_operand): Call contains_component_ref_p before calling data
15403 reference analysis that would fail on COMPONENT_REFs.
15405 * tree-vrp.c (search_for_addr_array): Fix formatting.
15407 2009-03-18 Richard Guenther <rguenther@suse.de>
15409 * tree-vect-transform.c (vect_loop_versioning): Fold the
15410 generated comparisons.
15411 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15412 (slpeel_tree_peel_loop_to_edge): Likewise.
15414 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15416 PR middle-end/37805
15417 * opts.c (print_specific_help): In addition to `undocumented',
15418 accept `separate' and `joined' flags if passed alone. Describe
15419 output by the first matched one of those.
15420 (common_handle_option): Skip over empty strings.
15421 * gcc.c (display_help): Fix help string for `--help='.
15422 * doc/invoke.texi (Option Summary, Overall Options): With
15423 `--help=', classes and qualifiers can both be repeated, but
15424 only the latter can be negated. One should not pass only
15425 negated qualifiers. Fix markup and examples.
15428 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15429 PR middle-end/37805
15430 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15431 and -fhelp=separate.
15433 2009-03-17 Jing Yu <jingyu@google.com>
15435 PR middle-end/39378
15436 * function.h (struct rtl_data): Move is_thunk from here...
15437 (struct function): ...to here.
15438 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15439 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15441 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15443 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15444 (alpha_output_function_end_prologue): Likewise.
15445 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15446 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15447 (rs6000_output_function_epilogue): Likewise.
15448 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15450 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15453 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15454 from different units in a single alternative.
15455 (*truncdfsf_i387): Ditto.
15456 (*truncxfsf2_mixed): Ditto.
15457 (*truncxfdf2_mixed): Ditto.
15459 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15461 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15462 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15465 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15466 unused non-artificial variables when not optimizing.
15469 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15470 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15471 NAMESPACE_DECL in its DECL_INITIAL.
15473 PR middle-end/39443
15474 * optabs.c (set_user_assembler_libfunc): New function.
15475 * expr.h (set_user_assembler_libfunc): New prototype.
15476 * c-common.c: Include libfuncs.h.
15477 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15478 for memcmp, memset, memcpy, memmove and abort.
15479 * Makefile.in (c-common.o): Depend on libfuncs.h.
15482 * dwarf2out.c (gen_inlined_enumeration_type_die,
15483 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15484 gen_tagged_type_instantiation_die): Removed.
15485 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15488 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15491 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15493 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15494 (check-parallel-%): Ditto.
15495 (check-consistency): Ditto.
15497 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15499 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15500 local variable rhs by NULL_TREE.
15502 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15505 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15507 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15510 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15512 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15515 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15516 for ms->sysv ABI calls only in 64bit mode.
15518 * config/i386/i386.md (untyped_call): Support 32bit.
15520 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15522 * doc/extend.texi: Replace x86_65 with x86_64.
15524 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15526 PR tree-optimization/39455
15527 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15528 mismatches for POINTER_TYPE_P (type).
15529 (number_of_iterations_le): Likewise.
15531 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15533 * config/picochip/picochip.c: Removed profiling support.
15534 * config/picochip/picochip.md: Removed profiling instruction.
15535 * config/picochip/picochip.h: Removed profiling builtin.
15537 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15539 * doc/install.texi (--with-host-libstdcxx): Document.
15541 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15544 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15545 generate a warning if the function name does not begin with
15546 "__vector" and the function has either the 'signal' or 'interrupt'
15547 attribute, from here to ...
15548 (avr_declare_function_name): ...here. New function.
15549 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15550 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15552 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15555 * cse.c (fold_rtx): Don't modify original const_arg1 when
15556 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15557 separate variable instead.
15558 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15559 from out of range shift counts.
15560 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15562 2009-03-13 Catherine Moore <clm@codesourcery.com>
15564 * config/i386/x-mingw32 (host-mingw32.o): Replace
15565 diagnostic.h with $(DIAGNOSTIC_H).
15567 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15570 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15572 * config/i386/sync.md (sync_compare_and_swap<mode>,
15573 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15574 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15576 (sync_double_compare_and_swapdi_pic,
15577 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15578 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15580 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15583 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15585 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15588 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15589 (avx_addsubv4df3): Likewise.
15590 (*avx_addsubv4sf3): Likewise.
15591 (sse3_addsubv4sf3): Likewise.
15593 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15596 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15598 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15601 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15602 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15603 registers for allocnos created from user-defined variables.
15605 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15608 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15609 of non-integer mode as well.
15611 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15613 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15614 for functions for which the parameter types are unknown.
15616 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15619 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15620 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15621 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15622 * config/i386/i386.c (ix86_local_alignment): For
15623 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15624 long long variables on the stack to avoid dynamic realignment.
15625 Allow the first argument to be a decl rather than type.
15626 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15628 2009-03-11 Nick Clifton <nickc@redhat.com>
15631 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15633 Add description to mno-lsim option.
15634 * config/mcore/mcore.h: Remove comment about deprecated m4align
15636 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15637 * doc/invoke.texi: Add description of mno-lsim and
15638 mstack-increment options.
15640 * config/fr30/fr30.opt: Document the -mno-lsim option.
15641 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15642 and -mno-lsim options.
15644 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15646 * fold-const.c (fold_comparison): Only call fold_inf_compare
15647 if the mode supports infinities.
15649 2009-03-11 Jason Merrill <jason@redhat.com>
15652 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15653 end already did. Notice GIMPLE_CALL modifications of the result.
15654 Don't copy debug information from an ignored decl or a decl from
15657 2009-03-10 Richard Guenther <rguenther@suse.de>
15658 Nathan Froyd <froydnj@codesourcery.com>
15660 PR middle-end/37850
15661 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15662 (__divMODE3): Likewise.
15664 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15666 PR tree-optimization/39394
15667 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15668 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15670 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15672 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15673 inline asms for register asm ("") declarations.
15675 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15677 * fold-const.c (fold_unary): Fix comment.
15679 2009-03-07 Jan Hubicka <jh@suse.cz>
15682 * tree-inline.c (setup_one_parameter): Do replacement of const
15683 argument by constant in SSA form.
15685 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15687 PR middle-end/38028
15688 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15689 determine alignment passed to assign_stack_local.
15690 (assign_parms_unsplit_complex): Likewise.
15691 * except.c (sjlj_build_landing_pads): Likewise.
15693 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15695 PR middle-end/39360
15696 * tree-flow.h (add_referenced_var): Return bool instead of void.
15697 * tree-dfa.c (add_referenced_var): Return result of
15698 referenced_var_check_and_insert call.
15699 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15700 of referenced_var_check_and_insert.
15703 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15704 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15705 DIE, don't emit it if abstract origin already has it.
15706 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15707 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15709 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15711 * genpreds.c (needs_variable): Fix parentheses at variable name
15713 (write_tm_constrs_h): Indent generated code.
15715 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15717 * doc/extend.texi (Function Attributes): Add documentation
15718 for isr attributes.
15720 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15723 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15724 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15726 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15728 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15731 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15734 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15735 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15737 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15739 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15740 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15741 constants instead of magic numbers.
15742 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15744 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15745 (x86_64_ms_abi_int_parameter_registers): Ditto.
15746 (x86_64_int_return_registers): Ditto.
15747 (ix86_maybe_switch_abi): Ditto.
15748 (ix86_expand_call): Ditto for clobbered_registers array.
15749 (ix86_hard_regno_mode_ok): Ditto.
15750 (x86_extended_QIreg_mentioned_p): Ditto.
15752 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15754 PR tree-optimization/39349
15755 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15757 * combine.c (gen_lowpart_for_combine): Use omode when generating
15760 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15762 PR rtl-optimization/39235
15763 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15765 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15767 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15769 2009-03-04 Richard Guenther <rguenther@suse.de>
15771 PR tree-optimization/39362
15772 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15773 that occur in abnormal PHIs should be varying.
15775 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15777 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15779 (simple_iv): Take loop as an argument instead of statement.
15780 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15781 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15783 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15785 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15786 * matrix-reorg.c (analyze_transpose): Ditto.
15787 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15788 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15789 * tree-predcom.c (ref_at_iteration): Ditto.
15790 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15792 2009-03-04 Richard Guenther <rguenther@suse.de>
15794 PR tree-optimization/39358
15795 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15796 escaped_id and callused_id.
15797 (solve_graph): Likewise.
15799 2009-03-04 Richard Guenther <rguenther@suse.de>
15801 PR tree-optimization/39339
15802 * tree-sra.c (try_instantiate_multiple_fields): Make it
15803 no longer ICE on the above.
15805 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15807 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15808 that fits within Pmode.
15810 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15812 PR middle-end/10109
15813 * tm.texi (LIBCALL_VALUE): Update description.
15815 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15817 PR middle-end/34443
15818 * doc/extend.texi (section): Update description.
15820 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15822 PR middle-end/39345
15823 * tree-inline.c (remapped_type): New.
15824 (can_be_nonlocal): Call remapped_type instead of remap_type.
15826 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15829 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15830 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15832 2009-03-03 Richard Guenther <rguenther@suse.de>
15834 PR middle-end/39272
15835 * tree.c (tree_nonartificial_location): New function.
15836 * tree.h (tree_nonartificial_location): Declare.
15837 * builtins.c (expand_builtin_memory_chk): Provide location
15838 of the call location for artificial function pieces.
15839 (maybe_emit_chk_warning): Likewise.
15840 (maybe_emit_sprintf_chk_warning): Likewise.
15841 (maybe_emit_free_warning): Likewise.
15842 * expr.c (expand_expr_real_1): Likewise.
15844 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15846 PR tree-optimization/39343
15847 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15848 COMPONENT_REF t has ARRAY_TYPE.
15850 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15852 PR middle-end/39335
15853 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15854 when the type precision of the induction variable should be
15855 larger than the type precision of nit.
15856 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15857 * graphite.c (graphite_loop_normal_form): Same.
15858 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15860 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15862 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15863 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15864 numbers to describe clobbered registers.
15865 (*call_value_0_rex64_ms_sysv): Ditto.
15866 * config/i386/mmx.md (mmx_emms): Ditto.
15867 (mmx_femms): Ditto.
15869 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15871 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15874 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15876 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15877 (spu_section_type_flags): New function.
15879 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15881 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15882 reg_class_contents of FLOAT_REGS into a temporary.
15884 2009-03-02 Richard Guenther <rguenther@suse.de>
15885 Ira Rosen <irar@il.ibm.com>
15887 PR tree-optimization/39318
15888 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15889 information to the vectorized statement.
15891 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15893 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15894 variable. Use defined names instead of magic constants for REX SSE
15897 2009-03-01 Richard Guenther <rguenther@suse.de>
15899 PR tree-optimization/39331
15900 * omp-low.c (lower_send_shared_vars): Do not receive new
15901 values for the reference of DECL_BY_REFERENCE parms or results.
15903 2009-03-01 Jan Hubicka <jh@suse.cz>
15906 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15907 BLOCK_NONLOCALIZED_VAR): New macros.
15908 (tree_block): Add nonlocalized_vars.
15909 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15910 gen_decl_die): Add origin argument. Allow generation of die with
15911 origin at hand only.
15912 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15913 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15915 (gen_block_die): Fix checking for unused blocks.
15916 (process_scope_var): Break out from .... ; work with origins only.
15917 (decls_for_scope) ... here; process nonlocalized list.
15918 (dwarf2out_ignore_block): Look for nonlocalized vars.
15919 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15921 (dump_scope_block): Dump them.
15922 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15923 (remap_block): Likewise.
15924 (can_be_nonlocal): New predicate.
15925 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15927 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15929 * configure: Regenerate.
15931 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15933 * optc-gen.awk: No need to duplicate option flags twice.
15934 Reuse help texts for duplicate options which do not have any.
15936 * gcc.c (display_help): Document --version.
15938 * gcc.c (main): If print_help_list and verbose_flag, ensure
15939 driver output comes before subprocess output.
15941 * optc-gen.awk: Assign all remaining fields to help string,
15942 space-separated, for multi-line help in *.opt.
15944 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15945 -Wno-pedantic-ms-format is for MinGW targets only.
15947 * doc/options.texi (Option file format): Fix bad indentation,
15948 restoring dropped sentence.
15950 2009-02-28 Jan Hubicka <jh@suse.cz>
15952 * tree-inline.c (tree_function_versioning): Output debug info.
15954 2009-02-28 Jan Hubicka <jh@suse.cz>
15957 * tree-inline.c (setup_one_parameter): Do not copy propagate
15958 arguments when not optimizing.
15960 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15963 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15964 (avx_addsubv4df3): Likewise.
15965 (*avx_addsubv4sf3): Likewise.
15966 (sse3_addsubv4sf3): Likewise.
15967 (*avx_addsubv2df3): Likewise.
15968 (sse3_addsubv2df3): Likewise.
15969 (avx_unpckhps256): Correct item selectors.
15970 (avx_unpcklps256): Likewise.
15971 (avx_unpckhpd256): Likewise.
15972 (avx_unpcklpd256): Likewise.
15974 2009-02-28 Jan Hubicka <jh@suse.cz>
15976 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15978 (copy_arguments_for_versioning): If var is declared don't declare it.
15979 (tree_function_versioning): First setup substitutions and then copy
15982 2009-02-27 Jan Hubicka <jh@suse.cz>
15985 * cgraph.h (varpool_output_debug_info): Remove.
15986 * cgraphunit.c (varpool_output_debug_info): Remove.
15987 * dwarf2out.c (deferred_locations_struct): New struct
15988 (deferred_locations): New type.
15989 (deferred_locations_list): New static var.
15990 (deffer_location): New function.
15991 (gen_variable_die): Use it.
15992 (decls_for_scope): Output info on local static vars.
15993 (dwarf2out_finish): Process deferred locations.
15994 * varpool.c (varpool_output_debug_info): Remove.
15996 2009-02-27 Jan Hubicka <jh@suse.cz>
15999 * tree.h (TREE_PROTECTED): Fix comment.
16000 (BLOCK_HANDLER_BLOCK): Remove.
16001 (struct tree_block): Remove handler_block add body_block.
16002 (inlined_function_outer_scope_p): New.
16003 (is_body_block): Remove.
16004 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16005 * dwarf2out.c (is_inlined_entry_point): Remove.
16006 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16007 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16009 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16010 * gimplify.c (gimplify_expr): Gimplify body blocks.
16011 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16012 block with multiple subblocks.
16013 (dump_scope_block): Prettier output; dump more flags and info.
16014 (dump_scope_blocks): New.
16015 (remove_unused_locals): Use dump_scope_blocks.
16016 * tree-flow.h (dump_scope_blocks): Declare.
16017 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16018 * stmt.c (is_body_block): Remove.
16019 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16020 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16022 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16024 PR middle-end/39308
16025 * graphite.c (graphite_loop_normal_form): Do not call
16026 number_of_iterations_exit from a gcc_assert.
16028 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16030 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16031 jumps if COND is NULL.
16032 (find_cond_jump): New function.
16033 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16034 * config/s390/s390.md: Remove z10_cobra attribute value.
16036 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16038 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16039 force_const_mem returns NULL_RTX.
16041 2009-02-26 Jan Hubicka <jh@suse.cz>
16044 * cgraph.h (varpool_output_debug_info): Remove.
16045 * cgraphunit.c (varpool_output_debug_info): Remove.
16046 * dwarf2out.c (deferred_locations_struct): New struct
16047 (deferred_locations): New type.
16048 (deferred_locations_list): New static var.
16049 (deffer_location): New function.
16050 (gen_variable_die): Use it.
16051 (decls_for_scope): Output info on local static vars.
16052 (dwarf2out_finish): Process deferred locations.
16053 * varpool.c (varpool_output_debug_info): Remove.
16055 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16057 PR rtl-optimization/39241
16058 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16059 to subreg_offset_representable_p.
16061 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16063 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16064 execute function prototype. Get f and nregs from max_reg_num
16065 and get_insns. Remove the first backward pass as it's dead,
16066 guard the forward pass by flag_expensive_optimizations.
16067 (rest_of_handle_regmove): Delete.
16068 (pass_regmove): Replace it with regmove_optimize.
16070 2009-02-25 Martin Jambor <mjambor@suse.cz>
16072 PR tree-optimization/39259
16073 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16074 calls_alloca function flags.
16075 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16076 calls are detected.
16078 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16080 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16081 flags_set_1_rtx, flags_set_1_set): Delete.
16082 (regmove_optimize): Do not call mark_flags_life_zones.
16084 2009-02-24 Julian Brown <julian@codesourcery.com>
16087 * config/arm/arm.c (require_pic_register): Only set
16088 cfun->machine->pic_reg once per function.
16090 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16092 * doc/invoke.texi (Link Options): Document an easier way to pass
16093 options that take arguments to the GNU linker using -Xlinker and -Wl.
16095 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16098 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16100 2009-02-24 Richard Guenther <rguenther@suse.de>
16103 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16105 2009-02-24 Richard Guenther <rguenther@suse.de>
16106 Zdenek Dvorak <ook@ucw.cz>
16108 PR tree-optimization/39233
16109 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16110 from converting them to a generic type.
16112 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16114 PR tree-optimization/39260
16115 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16116 contains a condition with a real type.
16117 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16119 2009-02-23 Jason Merrill <jason@redhat.com>
16122 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16123 narrowing_initializer_constant_valid_p.
16124 (narrowing_initializer_constant_valid_p): Don't return
16125 null_pointer_node for adding a pointer to itself.
16127 2009-02-23 Jan Hubicka <jh@suse.cz>
16130 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16133 2009-02-23 Jan Hubicka <jh@suse.cz>
16135 PR tree-optimization/37709
16136 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16137 * tree.h (block_ultimate_origin): Declare.
16138 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16139 * tree-ssa-live.c (remove_unused_scope_block_p):
16140 Eliminate blocks containig no instructions nor live variables nor
16142 (dump_scope_block): New function.
16143 (remove_unused_locals): Enable removal of dead blocks by default;
16144 enable dumping at TDF_DETAILS.
16146 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16148 * config/i386/i386.c (classify_argument): Don't allow COImode
16150 (function_arg_advance_32): Don't allow OImode.
16151 (function_arg_32): Likewise.
16152 (function_value_32): Likewise.
16153 (return_in_memory_32): Likewise.
16154 (function_arg_64): Remove OImode comment.
16156 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16159 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16160 ix86_expand_vector_set for V4DImode in 64bit mode only.
16161 (ix86_expand_vector_init_one_var): Likewise.
16163 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16165 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16167 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16170 * loop-iv.c: Revert last change.
16171 * emit-rtl.c: Likewise.
16173 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16176 * config/i386/i386.c (type_natural_mode): Remove an extra
16177 space in the warning message.
16178 (function_value_32): Handle 32-byte vector modes.
16179 (return_in_memory_32): Likewise.
16181 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16183 * loop-iv.c (truncate_value): New function.
16184 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16186 (lowpart_subreg): Move to...
16187 * emit-rtl.c: ...here.
16189 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16191 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16192 accidental and undocumented change at revision 140860.
16194 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16196 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16197 take gimple_seq * arguments.
16198 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16199 types_compatible_p langhook.
16201 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16202 Joseph Myers <joseph@codesourcery.com>
16204 * config/arm/arm.c (arm_builtin_va_list): New function.
16205 (arm_expand_builtin_va_start): Likewise.
16206 (arm_gimplify_va_arg_expr): Likewise.
16207 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16208 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16209 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16210 (va_list_type): New variable.
16211 (arm_mangle_type): Mangle va_list_type appropriately.
16213 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16215 PR middle-end/39157
16216 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16217 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16218 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16219 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16220 parameter to 1000 for -O1 by default.
16221 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16223 * loop-invariant.c: Include params.h.
16224 (move_loop_invariants): Don't call move_single_loop_invariants on
16227 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16229 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16230 offset when calculating bounds for indexing stack_usage_map. Fixes
16231 a buffer overflow with certain target setups.
16233 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16236 * calls.c (expand_call): Clear try_tail_call if caller and callee
16237 disagree in promotion of function return value.
16239 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16242 * c-common.c (c_determine_visibility): If visibility changed and
16243 DECL_RTL has been already set, call make_decl_rtl to update symbol
16246 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16249 * varasm.c (assemble_variable): Don't check DECL_NAME when
16250 globalizing a variable.
16252 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16255 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16256 expression before any __builtin_trap call.
16257 * c-typeck.c (build_function_call): Convert and check function
16258 arguments before generating a call to a trap. Evaluate the
16259 function arguments before the trap.
16261 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16264 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16265 (UNSPEC_FXAM_MEM): New unspec.
16266 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16267 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16268 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16270 2009-02-19 Richard Guenther <rguenther@suse.de>
16272 PR tree-optimization/39207
16273 PR tree-optimization/39074
16274 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16275 storedanything_tree): New.
16276 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16277 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16278 (build_succ_graph): Add edges from STOREDANYTHING to all
16280 (init_base_vars): Initialize STOREDANYTHING.
16281 (compute_points_to_sets): Free substitution info after
16282 building the succ graph.
16283 (ipa_pta_execute): Likewise.
16285 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16287 (do_ds_constraint): Do not add to special var or non-pointer
16289 (type_could_have_pointers): Split out from ...
16290 (could_have_pointers): ... here. For arrays use the element type.
16291 (create_variable_info_for): Initialize may_have_pointers.
16292 (new_var_info): Likewise.
16293 (handle_lhs_call): Make the HEAP variable unknown-sized.
16294 (intra_create_variable_infos): Use a type with pointers for
16295 PARM_NOALIAS, make it unknown-sized.
16297 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16300 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16302 2009-02-18 Jason Merrill <jason@redhat.com>
16305 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16306 value if DECL_EXTERNAL.
16307 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16308 * target.h (gcc_target::binds_local_p): Clarify "module".
16309 * tree.h (TREE_PUBLIC): Clarify "module".
16311 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16314 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16315 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16317 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16320 * c.opt (Wabi): Support C and ObjC.
16323 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16325 * config/i386/i386.c (classify_argument): Warn once about the ABI
16326 change when passing union with long double.
16328 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16330 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16333 * c-parser.c (c_parser_compound_statement): Always enter and leave
16336 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16339 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16341 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16343 PR tree-optimization/36922
16344 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16345 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16348 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16350 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16353 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16355 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16357 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16359 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16362 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16363 Richard Sandiford <rdsandiford@googlemail.com>
16365 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16366 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16367 (loongson_biadd): ...this.
16369 2009-02-17 Richard Guenther <rguenther@suse.de>
16371 PR tree-optimization/39202
16372 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16373 a var make sure to follow existing collapses.
16375 2009-02-17 Richard Guenther <rguenther@suse.de>
16377 PR middle-end/39214
16378 * langhooks.c (lhd_print_error_function): Check for NULL block.
16380 2009-02-17 Richard Guenther <rguenther@suse.de>
16382 PR tree-optimization/39204
16383 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16386 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16388 * config/soft-fp/double.h: Update from glibc CVS.
16390 2009-02-17 Richard Guenther <rguenther@suse.de>
16392 PR tree-optimization/39207
16393 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16394 strict-aliasing warnings for pointers pointing to NULL.
16396 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16399 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16400 skipping until next close brace.
16402 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16405 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16406 to function argument boundary.
16408 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16410 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16411 in the lea_add. Reload eventually constraints it properly.
16412 * config/picochip/constraints.md: Remove the target constraint
16413 "b", since it is not needed anymore.
16415 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16417 * gthr-dce.h: Uglify function parameter and local variable names.
16418 * gthr-gnat.h: Likewise.
16419 * gthr-mipssde.h: Likewise.
16420 * gthr-nks.h: Likewise.
16421 * gthr-posix95.h: Likewise.
16422 * gthr-posix.h: Likewise.
16423 * gthr-rtems.h: Likewise.
16424 * gthr-single.h: Likewise.
16425 * gthr-solaris.h: Likewise.
16426 * gthr-tpf.h: Likewise.
16427 * gthr-vxworks.h: Likewise.
16428 * gthr-win32.h: Likewise.
16430 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16433 * config/i386/i386.md: Restrict the new peephole2 to move
16434 between MMX/SSE registers.
16436 2009-02-15 Richard Guenther <rguenther@suse.de>
16439 2009-02-13 Richard Guenther <rguenther@suse.de>
16441 * configure.ac: Enable LFS.
16442 * configure: Re-generate.
16443 * config.in: Likewise.
16445 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16447 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16448 spu_srqwbyte, spu_srqwbytebc): Define.
16449 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16450 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16451 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16452 "shrqby_<mode>"): New insn-and-split patterns.
16453 * config/spu/spu.c (expand_builtin_args): Determine and return
16454 number of operands using spu_builtin_description data.
16455 (spu_expand_builtin_1): Use it.
16457 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16460 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16463 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16466 * config/i386/i386.c (override_options): Correct warning
16467 messages for -malign-loops, -malign-jumps and -malign-functions.
16469 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16472 * config/i386/i386.md: Restrict the new peephole2 to move
16473 between the general purpose registers.
16475 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16478 * config/i386/i386.c (type_natural_mode): Add a new argument.
16479 Return the original mode and warn ABI change if vector size is 32byte.
16480 (function_arg_advance): Updated.
16481 (function_arg): Likewise.
16482 (ix86_function_value): Likewise.
16483 (ix86_return_in_memory): Likewise.
16484 (ix86_sol10_return_in_memory): Likewise.
16485 (ix86_gimplify_va_arg): Likewise.
16486 (function_arg_32): Don't warn ABX ABI change here.
16487 (function_arg_64): Likewise.
16489 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16491 * loop-iv.c (implies_p): In the final case, test that operands 0
16492 of the two comparisons match.
16494 * config/bfin/bfin.c (find_prev_insn_start): New function.
16495 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16496 (find_next_insn_start): Move.
16498 2009-02-13 Richard Guenther <rguenther@suse.de>
16500 * configure.ac: Enable LFS.
16501 * configure: Re-generate.
16502 * config.in: Likewise.
16504 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16507 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16508 sizes on syntax error after some arguments have been parsed.
16510 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16512 * doc/invoke.texi (-fira): Remove.
16514 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16516 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16517 * recog.c: Likewise.
16520 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16522 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16523 (umul_ppmm): Likewise.
16524 (count_leading_zeros): Likewise.
16525 (count_trailing_zeros): Likewise.
16526 (UMUL_TIME): Likewise.
16528 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16530 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16531 soft-fp/t-softfp to tmake_file.
16533 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16534 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16535 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16536 IA64_BUILTIN_INFQ]: New.
16537 (ia64_init_builtins): Initialize __builtin_infq,
16538 __builtin_fabsq and __builtin_copysignq if not HPUX.
16539 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16540 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16542 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16544 (__fixtfti): Likewise.
16545 (__fixunstfti): Likewise.
16546 (__floattitf): Likewise.
16548 * config/ia64/libgcc-glibc.ver: New.
16549 * config/ia64/t-fprules-softfp: Likewise.
16550 * config/ia64/sfp-machine.h: Likewise.
16552 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16553 (LIBGCC2_TF_CEXT): Likewise.
16554 (TF_SIZE): Likewise.
16555 (TARGET_INIT_LIBFUNCS): Likewise.
16557 * config/ia64/t-glibc (SHLINB_MAPFILES):
16558 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16560 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16562 * config/i386/i386.c (construct_container): Rewrite processing
16563 BLKmode with X86_64_SSE_CLASS.
16565 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16568 * config/i386/i386.md: Replace simplify_replace_rtx with
16569 replace_rtx in the new peephole2.
16571 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16573 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16574 loop unrolling do not happen at -O2.
16576 2009-02-12 Michael Matz <matz@suse.de>
16578 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16580 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16582 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16585 2009-02-12 Ben Elliston <bje@au.ibm.com>
16587 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16588 patterns when updating the back chain. Missed in the 2009-02-10
16591 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16593 * doc/extend.texi (Decimal Floating Types): Update identifier of
16594 draft TR and list of missing support.
16596 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16598 PR middle-end/39154
16599 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16600 bit to variable length decl's flags, add it also to its
16601 pointer replacement variable.
16603 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16604 Jakub Jelinek <jakub@redhat.com>
16607 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16608 (memory_blockage): New expander.
16609 (*memory_blockage): New insn pattern.
16610 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16611 instead of general blockage at the end of function prologue when
16612 frame pointer is used to access red zone area. Do not emit blockage
16613 when profiling, it is emitted in generic code.
16614 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16615 function epilogue when frame pointer is used to access red zone area.
16617 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16620 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16621 by arithmetic with memory operands.
16622 * config/i386/predicates.md (commutative_operator): New.
16624 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16626 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16629 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16631 * alias.h (record_alias_subset): Declare.
16632 * alias.c (record_alias_subset): Make global.
16634 2009-02-10 Nick Clifton <nickc@redhat.com>
16636 * tree-parloops.c: Change license to GPLv3.
16637 * ipa-struct-reorg.c: Change license to GPLv3.
16638 * ipa-struct-reorg.h: Change license to GPLv3.
16640 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16643 * c-decl.c (start_struct): Return NULL on error.
16645 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16647 PR middle-end/39124
16648 * cfgloopmanip.c (remove_path): Call remove_bbs after
16649 cancel_loop_tree, not before it.
16652 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16653 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16654 VAR_DECLs were seen.
16655 * tree-ssa-live.c (remove_unused_locals): Recompute
16656 cfun->has_local_explicit_reg_vars.
16657 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16658 copies or clearings if cfun->has_local_explicit_reg_vars.
16660 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16663 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16664 of function prologue when frame pointer is used to access
16667 2009-02-10 Richard Guenther <rguenther@suse.de>
16669 PR middle-end/39127
16670 * gimplify.c (gimple_regimplify_operands): Always look if
16671 we need to create a temporary.
16673 2009-02-10 Richard Guenther <rguenther@suse.de>
16675 PR tree-optimization/39132
16676 * tree-loop-distribution.c (todo): New global var.
16677 (generate_memset_zero): Trigger TODO_rebuild_alias.
16678 (tree_loop_distribution): Return todo.
16680 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16683 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16684 (x86_64_reg_class_name): Removed.
16685 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16686 first one isn't X86_64_SSE_CLASS or any other ones aren't
16687 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16688 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16689 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16690 and 3 X86_64_SSEUP_CLASS.
16691 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16692 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16694 2009-02-10 Ben Elliston <bje@au.ibm.com>
16696 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16697 form instruction to update the stack back chain word, even if the
16698 user has disabled the generation of update instructions.
16699 (movdi_<mode>_update_stack): New.
16700 (movsi_update_stack): Likewise.
16701 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16702 always use an update form instruction to update the stack back
16705 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16707 PR middle-end/38953
16708 * graphite.c (if_region_set_false_region): After moving a region in
16709 the false branch of a condition, remove the empty dummy basic block.
16710 (gloog): Remove wrong fix for PR38953.
16712 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16714 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16715 generation due to implicit sign extension.
16717 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16719 PR middle-end/38981
16720 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16721 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16723 2009-02-09 Richard Guenther <rguenther@suse.de>
16725 PR middle-end/35202
16726 * convert.c (convert_to_real): Disable (float)fn((double)x)
16727 to fnf(x) conversion if errno differences may occur and
16728 -fmath-errno is set.
16730 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16732 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16733 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16734 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16736 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16739 * c-common.c (handle_alias_attribute): Disallow attribute for
16740 anything not a FUNCTION_DECL or VAR_DECL.
16742 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16745 * real.c (do_compare): Special-case compare of zero against
16746 decimal float value.
16748 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16751 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16752 as indicating flexible array members unless the field itself is
16753 being declarared as the incomplete array.
16755 2009-02-06 Jan Hubicka <jh@suse.cz>
16757 PR tree-optimization/38844
16758 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16759 is already inlined.
16761 2009-02-06 Richard Guenther <rguenther@suse.de>
16763 PR middle-end/38977
16764 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16765 fork because we may expand it as __gcov_fork.
16767 2009-02-06 Nick Clifton <nickc@redhat.com>
16769 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16771 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16773 PR tree-optimization/35659
16774 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16775 vn_phi_eq): Shortcut if hashcode does not match.
16776 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16778 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16779 and avoid iterative_hash_expr.
16780 (FOR_EACH_VALUE_ID_IN_SET): New.
16781 (value_id_compare): Remove.
16782 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16783 sort expressions by value id.
16785 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16788 * config/sh/predicates.md (general_movsrc_operand): Don't check
16789 the subreg of system registers here.
16791 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16794 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16795 on the copied decl.
16797 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16799 PR rtl-optimization/39110
16800 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16801 addresses, not aligned ones.
16803 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16804 Richard Guenther <rguenther@suse.de>
16806 PR tree-optimization/39100
16807 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16808 comment says and add edges.
16810 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16813 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16814 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16816 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16818 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16819 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16820 register_bb_in_sese, new_sese, free_sese): Moved.
16821 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16822 outermost_loop_in_scop, build_scop_iteration_domain,
16823 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16824 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16825 Use loop_in_sese_p instead of loop_in_scop_p.
16826 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16827 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16828 (scopdet_basic_block_info): Fix bug in scop detection.
16829 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16830 eq_loop_to_cloog_loop): Remove.
16831 (nb_loops_around_loop_in_scop, nb_loop
16832 ref_nb_loops): Moved here...
16833 * graphite.h (ref_nb_loops): ... from here.
16834 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16835 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16836 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16837 * testsuite/gcc.dg/graphite/scop-19.c: New
16839 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16840 Hans-Peter Nilsson <hp@axis.com>
16842 PR rtl-optimization/37889
16843 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16844 Move offset handling from PLUS to before the switch. Use new
16845 arguments when considering SYMBOL_REFs too.
16846 (rtx_addr_can_trap_p): Pass dummy offset and size.
16847 (enum may_trap_p_flags): Remove.
16848 (may_trap_p_1): Pass size from MEM_SIZE.
16850 PR rtl-optimization/38921
16851 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16852 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16853 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16854 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16856 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16858 AVX Programming Reference (January, 2009)
16859 * config/i386/sse.md (*vpclmulqdq): New.
16861 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16863 PR tree-optimization/38977
16864 PR gcov-profile/38292
16865 * calls.c (special_function_p): Disregard __builtin_ prefix.
16867 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16869 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16870 non-indexable addresses even before reload.
16872 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16875 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16876 as having variable size. Do not give an error for unnamed
16877 parameters with [*] declarators. Give a warning for type names
16878 with [*] declarators and mark them as variable size.
16879 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16880 for sizeof applied to [*] type names.
16882 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16885 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16887 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16889 * gcc.c (process_command): Update copyright notice dates.
16890 * gcov.c (print_version): Likewise.
16891 * gcov-dump.c (print_version): Likewise.
16892 * mips-tfile.c (main): Likewise.
16893 * mips-tdump.c (main): Likewise.
16895 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16898 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16899 for composite type involving a zero-length array type.
16901 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16904 * function.c (match_asm_constraints_1): Skip over
16905 initial optional % in the constraint.
16907 PR inline-asm/39059
16908 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16909 supported, don't accept FIXED_CSTs.
16910 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16911 and _Sat is used without _Fract/_Accum. Set specs->type to
16912 integer_type_node for cts_fract/cts_accum if fixed point is not
16915 2009-02-02 Catherine Moore <clm@codesourcery.com>
16917 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16919 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16921 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16922 (ABI_HAS_64BIT_SYMBOLS): Use it.
16923 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16925 2009-02-02 Paul Brook <paul@codesourcery.com>
16927 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16929 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16931 PR inline-asm/39058
16932 * recog.h (asm_operand_ok): Add constraints argument.
16933 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16934 recurse on matching constraint.
16935 (check_asm_operands): Pass constraints as 3rd argument to
16936 asm_operand_ok. Don't look up matching constraint here.
16937 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16940 2009-02-02 Ben Elliston <bje@au.ibm.com>
16942 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16943 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16945 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16947 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16948 information. Remove some obsolete information. Reorganize.
16950 * config/pa/fptr.c: Revert license to GPL 2.
16951 * config/pa/milli64.S: Likewise.
16953 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16956 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16957 LIBRARY name in, instead of hard-coding it.
16958 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16959 extra target make frag to tmake_files according to EH model.
16960 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16961 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16962 frags that define makefile variable EH_MODEL appropriately.
16963 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16964 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16965 to "-sjlj" according to type of EH configured.
16966 (LIBGCC_SONAME): Concatenate it to shared library base name.
16967 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16968 to "_sjlj" according to type of EH configured.
16969 (LIBGCC_SONAME): Concatenate it to shared library base name.
16970 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16971 (SHLIB_LINK): Add missing semicolon to if-else construct.
16972 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16973 string value of "pe_dll" command-line option.
16974 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16975 (SHLIB_SONAME): Use it when overriding t-cygming default.
16976 (SHLIB_IMPLIB): Override t-cygming default.
16977 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16978 string value of "pe_dll" command-line option.
16980 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16983 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16984 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16986 2009-01-31 Richard Guenther <rguenther@suse.de>
16988 PR tree-optimization/38937
16989 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16990 computing the transitive closure.
16992 2009-01-30 Richard Guenther <rguenther@suse.de>
16994 PR tree-optimization/39041
16995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16996 Propagate variable indices only if the types match for this stmt.
16998 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17001 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17002 inline but never defined.
17004 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17006 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17007 (*insv_h_di_reg_extimm): New insn.
17008 (*insv_l<mode>_reg_extimm): New insn.
17010 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17012 * config/picochip/picochip.c (flag_conserve_stack): set
17013 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17014 fconserve-stack. Reduce call-overhead used by inliner.
17016 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17019 * common.opt (flag_conserve_stack): Initialised to zero.
17021 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17024 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17025 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17028 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17030 * ira-color.c (allocno_reload_assign): Update comments.
17031 * regmove.c (regmove_optimize): Likewise.
17035 2009-01-29 Robert Millan <rmh@aybabtu.com>
17037 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17038 * config/i386/kopensolaris-gnu.h: New file. Undefine
17039 `MD_UNWIND_SUPPORT'.
17040 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17042 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17044 PR tree-optimization/39007
17045 * tree-loop-distribution.c (generate_builtin): Use
17046 recompute_dominator to compute the immediate dominator of the
17047 basic block just after the loop.
17049 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17051 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17052 (ASM_OUTPUT_DWARF_PCREL): Define.
17054 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17056 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17057 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17058 global. Modify entries about regmove and IRA.
17060 * ra-conflict.c: Remove the file.
17062 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17064 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17065 (pass_regclass_init): Rename to pass_reginfo_init.
17067 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17069 * toplev.h (flag_ira): Remove.
17071 * caller-save.c (setup_save_areas): Remove flag_ira.
17073 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17075 * global.c: Remove the file.
17077 * opts.c (decode_options): Remove flag_ira.
17079 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17081 * regmove.c: Modify file description.
17082 (find_use_as_address, try_auto_increment): Define them only if
17083 AUTO_INC_DEC is defined.
17084 (replacement_quality, replace_in_call_usage, fixup_match_1,
17085 stable_and_no_regs_but_for_p): Remove.
17086 (reg_set_in_bb): Make it static.
17087 (regmove_optimize): Remove flag_ira and code which worked for
17090 * local-alloc.c: Remove the file.
17092 * common.opt (fira): Remove.
17094 * ira.c: Include except.h.
17095 (eliminable_regset): Move from global.c.
17096 (mark_elimination): Ditto. Remove flag_ira.
17097 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17098 equiv_mem_modified, validate_equiv_mem_from_store,
17099 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17100 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17101 no_equiv, recorded_label_ref): Move from local-alloc.c.
17102 (update_equiv_regs): Ditto. Make it static.
17103 (print_insn_chain, print_insn_chains): Move it from global.c.
17104 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17105 (build_insn_chain): Ditto. Make it static.
17106 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17107 Rename to init_live_subregs.
17108 (gate_ira): Remove flag_ira.
17110 * regclass.c: Rename reginfo.c. Change file description.
17111 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17112 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17113 (init_reg_sets_1): Remove code for evaluation of
17114 reg_class_superclasses and losing_caller_save_reg_set.
17115 (init_regs): Remove init_reg_autoinc.
17116 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17117 ok_for_base_p_nonstrict): Remove.
17118 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17119 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17120 corresponding entries.
17121 (dump_regclass, record_operand_costs, scan_one_insn,
17122 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17123 record_address_regs, auto_inc_dec_reg_p): Remove.
17124 (gt-regclass.h): Rename to gt-reginfo.h.
17126 * rtl.h (dump_global_regs, retry_global_alloc,
17127 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17129 * Makefile.in (RA_H): Remove.
17130 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17131 Rename regclass.o to reginfo.o.
17132 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17134 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17135 (GTFILES): Rename regclass.c to reginfo.c.
17137 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17138 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17140 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17141 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17143 (finish_spills): Ditto. Remove code for !flag_ira.
17145 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17147 PR middle-end/35854
17148 * doc/invoke.texi (rtl debug options): Complete rewrite.
17149 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17151 * mode-switching.c (pass_mode_switching): Rename pass from
17152 "mode-sw" to "mode_sw".
17153 * except.c (pass_convert_to_eh_ranges): Rename pass from
17154 "eh-ranges" to "eh_ranges".
17155 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17159 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17160 Alexander Monakov <amonakov@ispras.ru>
17162 PR middle-end/38857
17163 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17165 (move_exprs_to_boundary): Change return type and pass through
17166 should_move from move_op. Relax assert. Update usage ...
17167 (schedule_expr_on_boundary): ... here. Use should_move instead of
17169 (move_op_orig_expr_found): Indicate that insn was disconnected from
17171 (code_motion_process_successors): Do not call after_merge_succs
17172 callback if original expression was not found when traversing any of
17174 (code_motion_path_driver): Change return type. Update prototype.
17175 (move_op): Update comment. Add a new parameter (should_move). Update
17176 prototype. Set *should_move based on indication provided by
17177 move_op_orig_expr_found.
17179 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17181 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17182 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17183 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17184 * config/rs6000/rs6000.c (rs6000_override_options): Default
17185 avoid-indexed-addresses on for Power6, off for everything else.
17186 (avoiding_indexed_address_p): New function.
17187 (rs6000_legitimize_address): Use it.
17188 (rs6000_legitimate_address): Likewise.
17189 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17191 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17193 PR tree-optimization/38997
17194 * tree-loop-distribution.c (generate_memset_zero): Use
17195 POINTER_PLUS_EXPR for a pointer addition.
17197 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17199 * config/s390/s390.md (bswap<mode>2): New pattern added.
17201 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17203 * config/s390/s390.md (*tls_load_31): Added type attribute.
17205 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17207 * config/s390/s390.md: Fix a few comments.
17209 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17211 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17212 (*tm<mode>_full): Fixed z10prop attribute.
17213 (*tst<mode>_extimm): Fixed z10prop attribute.
17214 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17215 (*tstqiCCT_cconly): Fixed z10prop attribute.
17216 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17217 (*movsi_larl): Fixed z10prop attribute.
17218 (*movsi_zarch): Fixed z10prop attribute.
17219 (*movsi_eas): Fixed z10prop attribute.
17220 (*movhi): Fixed z10prop attribute.
17221 (*movqi): Fixed z10prop attribute.
17222 (*movstrictqi): Fixed z10prop attribute.
17223 (*mov<mode>): Fixed z10prop attribute.
17224 (*movcc): Fixed z10prop attribute.
17225 (*sethighpartdi_64): Fixed z10prop attribute.
17226 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17227 (*negdi2_sign_cc): Fixed z10prop attribute.
17228 (*negdi2_sign): Fixed z10prop attribute.
17229 (*absdi2_sign_cc): Fixed z10prop attribute.
17230 (*absdi2_sign): Fixed z10prop attribute.
17231 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17232 (*negabsdi2_sign): Fixed z10prop attribute.
17233 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17234 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17235 (doloop_si64): Fixed z10prop attribute.
17236 (doloop_si31): Fixed z10prop attribute.
17237 (doloop_long): Fixed z10prop attribute.
17238 (indirect_jump): Fixed z10prop attribute.
17239 (nop): Fixed z10prop attribute.
17240 (main_base_64): Fixed z10prop attribute.
17241 (reload_base_64): Fixed z10prop attribute.
17243 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17245 PR rtl-optimization/38740
17246 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17248 * config/mips/mips.c (mips_reorg): Likewise.
17250 2009-01-28 Richard Guenther <rguenther@suse.de>
17252 PR tree-optimization/38926
17253 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17254 with the correct value id to a value.
17255 (do_regular_insertion): Use the value number of edoubleprime
17256 for the value number of the expr.
17259 2008-08-21 Richard Guenther <rguenther@suse.de>
17261 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17262 a PHI ask VN if it is already available.
17263 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17264 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17266 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17268 PR middle-end/38934
17269 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17270 set to varying whenever max has TREE_OVERFLOW set, similarly
17271 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17273 2009-01-28 Richard Guenther <rguenther@suse.de>
17275 PR middle-end/38908
17276 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17277 uninitialized aggregate uses in call arguments.
17279 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17281 PR tree-optimization/38984
17282 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17283 the nothing_id variable if -fno-delete-null-pointer-checks.
17285 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17288 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17289 (set_got_offset_rex64): Ditto.
17291 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17294 * doc/extend.texi: Improve local variable with asm reg.
17296 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17298 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17299 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17300 was not supplied then set warn_packed_bitfield_compat to the
17301 default value of 1.
17302 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17305 2009-01-27 Richard Guenther <rguenther@suse.de>
17307 PR tree-optimization/38503
17308 * cfgexpand.c (expand_gimple_basic_block): Ignore
17309 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17310 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17311 variables that cannot have TBAA applied.
17312 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17315 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17317 PR middle-end/38969
17318 * calls.c (initialize_argument_information): Do not wrap complex
17319 arguments in SAVE_EXPR.
17321 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17323 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17324 (INSTALL_LIBGCC): Revert typo commit.
17326 2009-01-26 Richard Guenther <rguenther@suse.de>
17328 PR tree-optimization/38745
17329 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17330 from special handling.
17332 2009-01-26 Richard Guenther <rguenther@suse.de>
17334 PR tree-optimization/38745
17335 * tree-ssa.c (execute_update_addresses_taken): Do not include
17336 variables that cannot possibly be a register in not_reg_needs.
17337 Do not clear TREE_ADDRESSABLE on vars that may not become
17339 * tree-ssa.c (update_alias_info_1): Include those in the set
17340 of addressable vars.
17342 2009-01-26 Richard Guenther <rguenther@suse.de>
17344 PR middle-end/38851
17345 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17346 * tree-ssa-dse.c: Include langhooks.h
17347 (execute_simple_dse): Remove stores with zero size.
17349 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17352 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17355 2009-01-24 Julian Brown <julian@codesourcery.com>
17357 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17358 config/arm/linux-atomic.c.
17359 * config/arm/linux-atomic.c: New.
17361 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17363 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17364 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17365 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17367 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17370 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17373 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17375 PR tree-optimization/38953
17376 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17377 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17378 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17379 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17382 2009-01-24 Paul Brook <paul@codesourcery.com>
17384 * config/arm/neon.md (neon_type): Move to arm.md.
17385 (neon_mov<VSTRUCT>): Add neon_type attribute.
17386 * config/arm/arm.md (neon_type): Move to here.
17387 (conds): Add "unconditioal" and use as default for NEON insns.
17389 2009-01-24 Ben Elliston <bje@au.ibm.com>
17391 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17392 void *' warning from -Wc++-compat.
17393 * Makefile.in (dominance.o-warn): Remove.
17395 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17397 PR tree-optimization/38932
17398 * fold-const.c (fold_unary_ignore_overflow): New.
17399 * tree.h (fold_unary_ignore_overflow): Declare.
17400 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17401 * tree-ssa-sccvn.c (visit_reference_op_load,
17402 simplify_unary_expression): Likewise.
17404 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17406 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17407 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17408 regardless of their type.
17409 * c-common.c (handle_packed_attribute): Don't ignore packed on
17411 * c.opt (Wpacked-bitfield-compat): New warning option.
17412 * stor-layout.c (place_field): Warn if offset of a field changed.
17413 * doc/extend.texi (packed): Mention the ABI change.
17414 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17415 (Warning Options): Add it to the list.
17417 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17419 * c-opts.c (c_common_post_options): Fix a typo in comments.
17421 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17423 PR middle-end/38615
17424 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17425 variables to static.
17426 * doc/invoke.texi (-fmerge-all-constants): Update description.
17428 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17431 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17432 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17434 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17436 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17438 (LOCAL_ALIGNMENT): Similarly.
17440 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17441 Joseph Myers <joseph@codesourcery.com>
17443 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17444 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17445 * config/arm/arm-tune.md: Regenerate.
17446 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17449 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17451 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17452 version number to five.
17454 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17457 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17458 * c-common.c (set_underlying_type): Likewise.
17459 (is_typedef_decl ): Likewise
17461 (set_underlying_type): Likewise.
17462 (is_typedef_type): Likewise.
17464 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17466 PR middle-end/38587
17467 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17470 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17473 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17474 (LIBGCC_SPEC): Don't define.
17475 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17477 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17479 PR rtl-optimization/38879
17480 * alias.c (base_alias_check): Unaligned access via AND address can
17481 alias all surrounding object types except those with sizes equal
17482 or wider than the size of unaligned access.
17484 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17487 * c-decl.c (clone_underlying_type): Move this ...
17488 * c-common.c (set_underlying_type): ... here.
17489 Also, make sure the function properly sets TYPE_STUB_DECL() on
17490 the newly created typedef variant type.
17491 (is_typedef_decl ): New entry point.
17492 * tree.h: Added a new member member_types_needing_access_check to
17493 struct tree_decl_non_common.
17494 (set_underlying_type): New entry point.
17495 (is_typedef_type): Likewise.
17497 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17499 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17500 Check whether two instructions have memory references that
17501 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17502 are helper functions for traversing.
17503 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17504 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17505 not to draw dependency edge for instructions with non-conflicting
17508 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17511 * longlong.h: Update copyright years. Use soft-fp license notice.
17512 Sync __clz_tab declaration with glibc.
17514 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17517 * doc/extend.texi (syscall_linkage): New.
17518 (version_id): Modify.
17520 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17521 Richard Guenther <rguenther@suse.de>
17523 PR tree-optimization/38747
17524 PR tree-optimization/38748
17525 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17526 conversion if the base address is an indirect reference and the
17527 aliasing sets could cause issues.
17529 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17531 * common.opt (fgraphite, fgraphite-identity): Add comment for
17532 explaining why these options are not documented.
17534 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17536 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17537 gimple_call_lhs is NULL.
17539 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17542 * emit-rtl.c (adjust_address_1): Make sure memref is never
17545 2009-01-20 Ben Elliston <bje@au.ibm.com>
17547 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17548 const qualifier from arg parameter. Remove unnecessary cast to char *.
17549 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17550 const qualifier from arg 2.
17552 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17554 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17556 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17559 * rtl.h (reinit_regs): New prototype.
17560 * regclass.c: Include ira.h.
17561 (reinit_regs): New.
17562 * Makefile.in (regclass.o): Add ira.h.
17563 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17565 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17568 * c-common.c (handle_aligned_attribute): Use
17569 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17570 default alignment value.
17572 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17574 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17575 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17577 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17578 __BIGGEST_ALIGNMENT__.
17580 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17582 2009-01-18 Richard Guenther <rguenther@suse.de>
17584 PR tree-optimization/38819
17585 * tree-flow.h (operation_could_trap_helper_p): Declare.
17586 * tree-eh.c (operation_could_trap_helper_p): Export.
17587 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17588 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17589 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17590 are about to insert a possibly trapping instruction and fail
17593 2009-01-18 Andreas Schwab <schwab@suse.de>
17595 * doc/install.texi (Configuration): Remove obsolete paragraph
17596 about use of --with-gnu-ld with --with-gnu-as.
17598 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17600 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17601 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17602 Follow spelling conventions.
17604 2009-01-18 Ben Elliston <bje@au.ibm.com>
17606 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17607 C++ warning about implicit conversion from void * to struct
17609 (bitmap_obstack_free): Likewise for bitmap_element *.
17610 * Makefile.in (bitmap.o-warn): Remove.
17612 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17614 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17616 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17617 Tobias Grosser <tobi.grosser@amd.com>
17619 * graphite.c (graphite_trans_scop_block): Do not block single
17622 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17624 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17625 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17626 test with assertion.
17628 2009-01-16 Richard Guenther <rguenther@suse.de>
17630 PR tree-optimization/38835
17631 PR middle-end/36227
17632 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17633 and INT + PTR -> (INT)(PTR p+ INT) folding.
17634 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17636 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17639 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17640 the subreg from a lowpart subreg if it is also casting the value.
17642 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17643 Tobias Grosser <tobi.grosser@amd.com>
17645 * graphite.c (compare_prefix_loops): New.
17646 (build_scop_canonical_schedules): Rewritten.
17647 (graphite_transform_loops): Move build_scop_canonical_schedules
17648 after build_scop_iteration_domain.
17650 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17651 Tobias Grosser <tobi.grosser@amd.com>
17653 * graphite.c (add_conditions_to_domain): Add the loops to
17654 the dimension of the iteration domain. Do copy the domain
17655 only when it exists.
17656 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17657 (add_conditions_to_constraints): New.
17658 (can_generate_code_stmt, can_generate_code): Removed.
17659 (gloog): Do not call can_generate_code.
17660 (graphite_transform_loops): Call add_conditions_to_constraints
17661 after building the iteration domain.
17663 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17665 PR tree-optimization/38789
17666 * tree-ssa-threadedge.c
17667 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17668 __builtin_constant_p.
17670 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17672 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17673 examined before deleting them.
17675 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17677 * function.c (aggregate_value_p): Correctly extract the function
17678 type from CALL_EXPR_FN lookup.
17680 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17682 * config/picochip/picochip.c (picochip_override_options): Revert
17683 CFI asm flag disable commited previously.
17685 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17686 Tobias Grosser <tobi.grosser@amd.com>
17687 Jan Sjodin <jan.sjodin@amd.com>
17689 * graphite.c (scan_tree_for_params): On substractions negate
17690 all the coefficients of the term.
17691 (clast_to_gcc_expression_red): New. Handle reduction expressions
17692 of more than two operands.
17693 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17694 (get_vdef_before_scop): Handle also the case of default definitions.
17696 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17698 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17699 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17700 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17702 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17703 Joey Ye <joey.ye@intel.com>
17705 PR middle-end/37843
17706 * cfgexpand.c (expand_stack_alignment): Don't update stack
17707 boundary nor check incoming stack boundary here.
17708 (gimple_expand_cfg): Update stack boundary and check incoming
17709 stack boundary here.
17711 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17713 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17715 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17717 PR rtl-optimization/38245
17718 * calls.c (expand_call): Add stack arguments to
17719 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17720 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17721 in regs and partially in memory or BLKmode arguments.
17722 (emit_library_call_value_1): Add stack arguments to
17723 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17724 ACCUMULATE_OUTGOING_ARGS).
17725 * dce.c: Include tm_p.h.
17726 (find_call_stack_args): New function.
17727 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17729 (mark_insn): Call find_call_stack_args for CALL_Ps.
17730 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17731 forwards. Allocate and free arg_stores bitmap if needed, pass it
17732 down to deletable_insn_p, don't mark stores set in arg_stores
17733 bitmap, clear the bitmap at the beginning of each bb.
17734 * Makefile.in (dce.o): Depend on $(TM_P_H).
17736 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17739 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17740 to make sure the insn is a conditional test (bug 22599). Reformat a
17743 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17745 PR middle-end/38431
17746 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17747 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17748 (gloog): Do not call cleanup_tree_cfg.
17749 (graphite_transform_loops): Call cleanup_tree_cfg after all
17750 scops have been code generated.
17752 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17753 * doc/gty.texi (Invoking the garbage collector): Added new node
17754 and section documenting ggc_collect.
17756 2009-01-14 Richard Guenther <rguenther@suse.de>
17758 PR tree-optimization/38826
17759 PR middle-end/38477
17760 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17761 initialization notes only if we actually emitted a warning.
17762 (intra_create_variable_infos): Add constraints for a result decl
17763 that is passed by hidden reference.
17764 (build_pred_graph): Mark all related variables non-direct on
17767 2009-01-14 Nick Clifton <nickc@redhat.com>
17769 * ira-conflicts.c: Include addresses.h for the definition of
17771 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17772 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17774 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17777 * Makefile.in (ira-lives.o): Add except.h.
17779 * ira-lives.c: Include except.h.
17780 (process_bb_node_lives): Process can_throw_internal.
17782 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17784 PR rtl-optimization/38774
17785 * combine.c (simplify_set): When undoing cc_use change, don't do
17786 PUT_CODE on the newly created comparison, but instead put back the
17789 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17791 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17792 values. Remove duplicate arm8 entry.
17794 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17796 PR tree-optimization/38786
17797 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17798 the SSA_NAME case of expand_scalar_variables_expr.
17799 Set the type of an expression to the type of its assign statement.
17800 (expand_scalar_variables_expr): Also gather the scalar computation
17801 used to index the memory access. Do not pass loop_p.
17802 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17803 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17804 the gimple_stmt_iterator where it inserts new code.
17805 Do not pass loop_p.
17806 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17807 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17809 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17811 * graphite.h (debug_value): Removed.
17812 * graphite.c (debug_value): Removed.
17814 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17816 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17817 ldrd/strd with two 32-bit instructions.
17819 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17821 * config/arm/arm.c (struct processors): Pass for speed down into
17822 cost helper functions.
17823 (const_ok_for_op): Handle COMPARE and inequality nodes.
17824 (arm_rtx_costs_1): Rewrite.
17825 (arm_size_rtx_costs): Update prototype.
17826 (arm_rtx_costs): Pass speed down to helper functions.
17827 (arm_slowmul_rtx_costs): Rework cost calculations.
17828 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17829 (arm_9e_rtx_costs): Likewise.
17831 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17833 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17834 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17835 (alpha_legitimize_address): Do not split local symbols wider than
17836 UNITS_PER_WORD into HIGH/LO_SUM parts.
17838 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17841 * gcc.c (process_command): Replace call to execvp with calls
17842 to pex_one and exit.
17844 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17847 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17848 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17849 variant for devices with 3-byte PC.
17850 (__tablejump_elpm__): New.
17852 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17855 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17856 offsetof member-designator, handle it as `[0].'.
17858 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17860 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17861 function when not using named sections on targets with named sections
17862 if branch distance is less than 262132.
17864 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17866 * combine.c (combine_instructions): Recompute
17867 optimize_this_for_speed_p for each BB in the main combine loop.
17869 2009-01-12 Tomas Bily <tbily@suse.cz>
17872 * tree-loop-distribution.c (prop_phis): New function.
17873 (generate_builtin): Call prop_phis.
17874 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17876 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17878 PR tree-optimization/38807
17879 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17880 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17882 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17884 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17885 subreg of op0 to the original op0.
17887 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17889 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17891 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17894 * mips-tfile.c (parse_def): Fix parsing of def strings
17895 starting with digits.
17897 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17900 * config/arm/arm.c (arm_is_long_call_p): Don't call
17901 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17903 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17905 * regrename.c (regrename_optimize): Fix dumping.
17906 (find_oldest_value_reg): Preserve REG_POINTER.
17907 (copy_hardreg_forward_1): Likewise.
17909 2009-01-09 Diego Novillo <dnovillo@google.com>
17911 * gimple.h (struct gimple_statement_base) <uid>: Document
17912 the restrictions on its use.
17913 (gimple_uid): Tidy.
17914 (gimple_set_uid): Tidy.
17916 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17918 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17919 zero guard even if align_bytes != 0 and count is smaller than
17922 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17924 PR rtl-optimization/38495
17925 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17926 (add_range_and_copies_from_move_list): Print all added ranges.
17927 Add ranges to memory optimized destination.
17929 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17933 * config/i386/i386.c (override_options): Reject
17934 -mstringop-strategy=rep_8byte with -m32.
17935 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17936 to 1. Do count comparison against epilogue_size_needed at compile
17937 time even when count_exp was constant forced into register. For
17938 size_needed don't jump to epilogue, instead just avoid aligning
17939 and invoke the body algorithm. If need_zero_guard, add zero guard
17940 even if count is non-zero, but smaller than size_needed + number of
17941 bytes that could be stored for alignment.
17942 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17943 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17944 but smaller than size_needed + number of bytes that could be stored
17945 for alignment. Compare size_needed with epilogue_size_needed instead
17946 of desired_align - align, don't adjust size_needed, pass
17947 epilogue_size_needed to the epilogue expanders.
17950 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17952 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17954 * pa.c (last_address): Change to unsigned.
17955 (update_total_code_bytes): Change argument to unsigned. Don't
17956 check if insn addresses are set.
17957 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17958 addresses are not set.
17959 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17961 2009-01-09 Nick Clifton <nickc@redhat.com>
17963 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17964 DECL_DECLARED_INLINE_P.
17966 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17968 PR middle-end/38347
17969 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17970 GET_MODE (op0) in operand_subword_force calls.
17972 PR middle-end/38771
17973 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17974 fold_convert arg0 operands to TREE_TYPE (op0) first.
17976 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17978 * params.def (ira-max-conflict-table-size): Decrease default value
17981 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17983 PR tree-optimization/37031
17984 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17986 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17987 allocate it using gc instead of heap, use VEC_quick_push instead of
17989 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17990 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17991 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17992 allocated vector from heap allocated.
17993 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17994 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17995 vector only after perfect_loop_nest_depth call.
17997 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17998 Jan Sjodin <jan.sjodin@amd.com>
18000 PR tree-optimization/38559
18001 * graphite.c (debug_value, copy_constraint,
18002 swap_constraint_variables, scale_constraint_variable, ): New.
18003 (get_lower_bound, get_upper_bound): Removed.
18004 (graphite_trans_bb_strip_mine): Clean up this code that works
18005 only for constant number of iterations. Fully copy upper and
18006 lower bound constraints, not only the constant part of them.
18007 * graphite.h (debug_value): Declared.
18009 2009-01-08 Ira Rosen <irar@il.ibm.com>
18011 PR tree-optimization/37194
18012 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18013 Don't add the cost of cost model guard in prologue to scalar
18014 outside cost in case of known number of iterations.
18016 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18017 Alan Modra <amodra@bigpond.net.au>
18019 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18020 non-word-aligned REG+CONST addressing.
18022 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18025 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18026 free_after_compilation when outputting a thunk.
18027 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18028 Do not call free_after_compilation here.
18030 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18032 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18033 (ix86_valid_target_attribute_inner_p): Ditto.
18035 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18037 PR tree-optimization/38492
18038 PR tree-optimization/38498
18039 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18040 * tree-chrec.h (scev_is_linear_expression): Declared.
18041 * graphite.c (graphite_cannot_represent_loop_niter): New.
18042 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18043 (graphite_loop_normal_form): Use gcc_assert.
18044 (scan_tree_for_params): Use CASE_CONVERT.
18045 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18046 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18047 Use gcc_assert. Discard scops that contain unhandled cases.
18048 (build_scop_conditions): Return a boolean status for unhandled cases.
18049 (strip_mine_profitable_p): Print the loop number, not its depth.
18050 (is_interchange_valid): Pass the depth of the loop nest, don't
18051 recompute it wrongly.
18052 (graphite_trans_bb_block): Same.
18053 (graphite_trans_bb_block): Print tentative of loop blocking.
18054 (graphite_trans_scop_block): Do not print that the loop has been
18056 (graphite_transform_loops): Do not handle scops that contain condition
18059 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18061 AVX Programming Reference (December, 2008)
18062 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18063 (_mm256_stream_pd): Likewise.
18064 (_mm256_stream_ps): Likewise.
18066 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18067 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18068 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18069 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18070 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18071 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18072 (ix86_expand_special_args_builtin): Likewise.
18074 * config/i386/sse.md (AVXMODEDI): New.
18075 (avx_movnt<mode>): Likewise.
18076 (avx_movnt<mode>): Likewise.
18077 (<sse>_movnt<mode>): Remove AVX support.
18078 (sse2_movntv2di): Likewise.
18080 2009-01-07 Richard Guenther <rguenther@suse.de>
18082 PR middle-end/38751
18083 * fold-const.c (extract_muldiv): Remove obsolete comment.
18084 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18085 to PLUS_EXPR canonicalization for the canonicalization.
18087 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18089 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18090 hosted cross-compilers generating less efficient code.
18092 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18094 * function.h (rtl_data): Add a dbr_scheduled_p field.
18095 * reorg.c (dbr_schedule): Set it.
18096 (gate_handle_delay_slots): Check it.
18097 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18098 (mips_reorg): Check flag_delayed_branch instead of
18099 mips_base_delayed_branch.
18100 (mips_override_options): Don't set mips_base_delayed_branch
18101 or flag_delayed_branch.
18103 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18105 PR rtl-optimization/38426.
18106 * ira.c (ira): Set current_function_is_leaf earlier.
18108 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18110 PR rtl-optimization/38722
18111 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18112 too early, only set a flag and modify after last possible
18115 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18118 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18119 * real.c (decimal_single_format): Correct values of emin and emax.
18120 (decimal_double_format): Ditto.
18121 (decimal_quad_format): Ditto.
18122 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18123 computation of DECnn_MIN and DECnn_MAX for corrected values of
18124 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18125 __DECnn_MIN__, and adjust its computation for the corrected value
18128 2009-01-06 Jan Hubicka <jh@suse.cz>
18131 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18133 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18135 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18136 Add Robert Clark to the list of testers.
18138 2009-01-06 Jan Hubicka <jh@suse.cz>
18139 Kai Tietz <kai.tietz@onevision.com>
18141 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18142 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18144 2009-01-06 Jan Hubicka <jh@suse.cz>
18145 Kai Tietz <kai.tietz@onevision.com>
18147 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18149 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18150 (ix86_nsaved_regs): Count only general purpose regs.
18151 (ix86_nsaved_sseregs): New.
18152 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18153 to 16 for w64; compute padding and size of sse reg save area.
18154 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18155 general purpose regs.
18156 (ix86_emit_save_sse_regs_using_mov): New.
18157 (ix86_expand_prologue): Save SSE regs if needed.
18158 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18159 (ix86_emit_restore_sse_regs_using_mov): New.
18160 (ix86_expand_epilogue): Save SSE regs if needed.
18162 2009-01-06 Jan Hubicka <jh@suse.cz>
18163 Kai Tietz <kai.tietz@onevision.com>
18165 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18166 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18167 functions when accumulate outgoing args is off.
18169 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18172 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18173 before using pseudos_have_intersected_live_ranges_p.
18175 * ira-int.h (ira_assert): Always define.
18177 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18179 AVX Programming Reference (December, 2008)
18180 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18181 (_mm256_permute2_pd): Likewise.
18182 (_mm_permute2_ps): Likewise.
18183 (_mm256_permute2_ps): Likewise.
18184 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18185 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18187 * config/i386/i386.c (ix86_builtins): Remove
18188 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18189 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18190 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18191 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18192 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18193 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18194 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18195 __builtin_ia32_vpermil2ps256.
18196 (ix86_init_mmx_sse_builtins): Updated.
18197 (ix86_expand_args_builtin): Likewise.
18199 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18201 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18202 long absolute calls when generating PA 2.0 code.
18204 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18206 PR rtl-optimization/38583
18207 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18209 * params.def (ira-max-conflict-table-size): New.
18211 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18213 * ira.h (ira_conflicts_p): New external definition.
18215 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18216 table. Report this. Return result of building.
18217 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18218 building conflict table.
18220 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18221 (ira_color): Use ira_conflicts_p.
18223 * global.c: Include ira.h.
18224 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18227 * Makefile.in (global.o): Add ira.h.
18229 * ira-build.c (mark_all_loops_for_removal,
18230 propagate_some_info_from_allocno): New.
18231 (remove_unnecessary_allocnos): Call
18232 propagate_some_info_from_allocno.
18233 (remove_low_level_allocnos): New.
18234 (remove_unnecessary_regions): Add parameter. Call
18235 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18236 parameter to remove_unnecessary_regions.
18237 (ira_build): Remove all regions but root if the conflict table was
18238 not built. Update conflict hard regs for allocnos crossing calls.
18240 * ira.c (ira_conflicts_p): New global.
18241 (ira): Define and use ira_conflicts_p.
18243 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18244 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18245 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18247 2009-01-06 Ben Elliston <bje@au.ibm.com>
18249 * gengtype-lex.l (YY_NO_INPUT): Define.
18251 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18254 * c-common.c (handle_vector_size_attribute): Also reject
18255 BOOLEAN_TYPE types.
18257 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18259 PR tree-optimization/38492
18260 * graphite.c (rename_map_elt, debug_rename_elt,
18261 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18262 rename_map_elt_info, eq_rename_map_elts,
18263 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18264 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18265 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18266 (sese_build_livein_liveouts): New.
18267 (new_sese, free_sese): New.
18268 (new_scop): Call new_sese.
18269 (free_scop): Call free_sese.
18270 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18271 (register_old_new_names): Renamed register_old_and_new_names.
18272 (register_scop_liveout_renames, add_loop_exit_phis,
18273 insert_loop_close_phis, struct igp,
18274 default_liveout_before_guard, add_guard_exit_phis,
18275 insert_guard_phis, copy_renames): New.
18276 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18277 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18278 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18279 (scop_adjust_phis_for_liveouts): New.
18280 (gloog): Call scop_adjust_phis_for_liveouts.
18282 * graphite.h (struct sese): Documented. Added fields liveout,
18283 num_ver and livein.
18284 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18285 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18286 (struct scop): Added field liveout_renames.
18287 (SCOP_LIVEOUT_RENAMES): New.
18289 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18291 PR tree-optimization/38510
18292 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18293 (translate_clast): Call recompute_all_dominators before
18295 (gloog): Call recompute_all_dominators before graphite_verify.
18297 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18298 Jan Sjodin <jan.sjodin@amd.com>
18300 PR tree-optimization/38500
18301 * graphite.c (create_sese_edges): Call fix_loop_structure after
18304 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18306 * config.gcc: Add m32r*-*-rtems*.
18307 * config/m32r/rtems.h: New file.
18309 2009-01-05 Ben Elliston <bje@au.ibm.com>
18311 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18312 (.po.pox): Likewise.
18313 (po/gcc.pot): Likewise.
18315 2009-01-04 David S. Miller <davem@davemloft.net>
18317 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18318 (STARTING_FRAME_OFFSET): Always set to zero.
18320 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18322 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18323 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18324 fixed-point types, and vectors of the same.
18326 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18328 * config/mips/sync.md (*mb_barrier): Rename to...
18329 (*memory_barrier): ...this.
18331 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18333 * doc/extend.texi (Function Attributes): Move @cindex after @item
18334 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18335 and put in alphabetical order. Fix 'target' name and put in order.
18336 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18339 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18341 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18342 (memory_barrier): Expand as unspec instead of unspec_volatile.
18343 Remove mem:BLK from insn operands. Use Pmode scratch register.
18344 (*memory_barrier): Define as unspec instead of unspec_volatile.
18345 Use (match_dup 0) as input operand.
18347 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18348 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18349 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18350 scratch register. Remove operand 1.
18351 (*stbar): Define as unspec instead of unspec_volatile.
18352 Use (match_dup 0) as input operand, remove (const_int 8).
18353 (*membar): Define as unspec instead of unspec_volatile.
18354 Use (match_dup 0) as input operand, remove input operand 2.
18356 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18357 (memory_barrier): Expand as unspec instead of unspec_volatile.
18358 Remove mem:BLK from insn operands. Use Pmode scratch register.
18359 (*memory_barrier): Define as unspec instead of unspec_volatile.
18360 Use (match_dup 0) as input operand.
18362 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18363 Remove mem:BLK from insn operands. Use Pmode scratch register.
18364 Set volatile flag on operand 0.
18365 (*memory_barrier): New insn pattern.
18367 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18369 (*memory_barrier): Use (match_dup 0) as input operand.
18371 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18372 Remove mem:BLK from insn operands. Use Pmode scratch register.
18373 Set volatile flag on operand 0.
18374 (*mb_internal): New insn pattern.
18376 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18378 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18380 PR middle-end/38586
18381 * function.c (struct temp_slot): Move to the section of the file
18382 that deals with temp slots. Remove field 'address'.
18383 (temp_slot_address_table): New hash table of address -> temp slot.
18384 (struct temp_slot_address_entry): New struct, items for the table.
18385 (temp_slot_address_compute_hash, temp_slot_address_hash,
18386 temp_slot_address_eq, insert_temp_slot_address): Support functions
18388 (find_temp_slot_from_address): Rewrite to use the new hash table.
18389 (remove_unused_temp_slot_addresses): Remove addresses of temp
18390 slots that have been made available.
18391 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18392 worker function for remove_unused_temp_slot_addresses.
18393 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18394 Add the temp slot address to the address -> temp slot map.
18395 (update_temp_slot_address): Update via insert_temp_slot_address.
18396 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18397 (pop_temp_slots): Likewise.
18398 (init_temp_slots): Allocate the address -> temp slot map, or empty
18399 the map if it is already allocated.
18400 (prepare_function_start): Initialize temp slot processing.
18402 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18404 PR middle-end/38584
18405 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18406 Calculate the size of all stack vars assuming no packing of stack
18407 vars will happen, replacing a quadratic algorithm with a linear one.
18409 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18412 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18415 2009-01-03 Diego Novillo <dnovillo@google.com>
18417 * doc/contrib.texi: Update contributions.
18419 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18422 * builtins.c (fold_builtin_memory_op): Give up if either operand
18423 is volatile. Set srctype or desttype to non-qualified version
18427 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18428 and FUNCTION_DECLs.
18430 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18432 PR rtl-optimization/35805
18433 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18434 problem if fast dce is able to remove any instructions.
18435 * dce.c (dce_process_block): Fix dump message.
18437 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18440 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18442 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18444 PR middle-end/38690
18445 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18446 * tree-pretty-print.c (op_code_prio): New function.
18447 (op_prio): No longer static. Use op_code_prio.
18448 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18449 Use op_prio and op_code_prio to determine if () should be
18450 printed around operand(s) or not.
18452 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18453 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18454 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18455 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18456 pp_character instead of pp_string for single letter printing.
18458 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18460 * doc/extend.texi: Fix '#pragma GCC option' typo.
18462 2009-01-02 Richard Guenther <rguenther@suse.de>
18464 * doc/install.texi (--enable-checking): Mention different
18465 default for stage1.
18466 (--enable-stage1-checking): Document.
18468 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18470 PR middle-end/30142
18471 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18472 case to be an error.
18474 2009-01-02 Ben Elliston <bje@au.ibm.com>
18476 * config/fp-bit.h (pack_d): Constify argument.
18477 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18478 (isnan): Constify argument.
18480 (iszero): Likewise.
18481 (pack_d): Likewise.
18482 (_fpadd_parts): Constify return type.
18483 (_fpmul_parts): Likewise.
18484 (_fpdiv_parts): Likewise.
18486 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18489 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18490 warn about overwriting initializer with side-effects or
18491 -Woverride-init if !IMPLICIT.
18492 (output_init_element): Likewise. Pass IMPLICIT down to
18494 (process_init_element): Add IMPLICIT argument. Pass it down
18495 to output_init_element.
18496 (push_init_element, pop_init_level, set_designator): Adjust
18497 process_init_element callers.
18498 (set_nonincremental_init, set_nonincremental_init_from_string):
18499 Adjust add_pending_init callers.
18500 (output_pending_init_elements): Adjust output_init_element callers.
18501 * c-tree.h (process_init_element): Adjust prototype.
18502 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18503 process_init_element callers.
18506 Copyright (C) 2009 Free Software Foundation, Inc.
18508 Copying and distribution of this file, with or without modification,
18509 are permitted in any medium without royalty provided the copyright
18510 notice and this notice are preserved.