1 2009-07-16 Jason Merrill <jason@redhat.com>
4 * c-common.c (c_common_reswords): Add __is_standard_layout
6 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7 * doc/implement-cxx.texi: New.
8 * doc/gcc.texi: Include it.
10 2009-07-16 DJ Delorie <dj@redhat.com>
12 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13 compares that may be indirectly affected by previous instructions.
15 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17 * builtins.c (do_mpc_arg2): New.
18 (fold_builtin_2): Fold builtin cpow.
19 * real.h (HAVE_mpc_pow): New.
21 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
23 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct comparison
24 to skip unprofitable schedule
26 2009-07-16 Simon Baldwin <simonb@google.com>
28 * gcc.c (option_map): New flag -no-canonical-prefixes.
29 * (display_help): Print help text for new flag.
30 * (process_command): Move options translation and language specifics
31 and handle new flag early. Use it to set a function pointer to a
32 prefix builder. Replace make_relative_prefix calls with calls to
33 the function pointed to. Ignore new flag in regular options handling.
34 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
36 2009-07-15 DJ Delorie <dj@redhat.com>
38 * config/mep/mep.md (sibcall_internal): Change register to avoid
40 (sibcall_value_internal): Likewise.
42 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
44 PR rtl-optimization/40710
45 * resource.c (mark_target_live_regs): Reset DF problem to LR.
47 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
49 * config/mips/mips.md (*extenddi_truncate<mode>,
50 *extendsi_truncate<mode>): Change type attribute to move_type
51 with shift_shift. Split out code handling exts from here ...
52 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
54 (*extendhi_truncateqi): Change type attribute to move_type with
55 shift_shift. Split out code handling exts from here ...
56 (*extendhi_truncateqi_exts): ... to this new pattern.
58 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
60 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
61 instead of "and" with inverted sign bit mask value. Use
62 "nonimmediate_operand" for operand 1 and operand 2 predicate.
63 Allocate registers only for operand 4 and operand 5.
65 2009-07-15 Jakub Jelinek <jakub@redhat.com>
68 * fold-const.c (fold_cond_expr_with_comparison): When folding
69 < and <= to MIN, make sure the MIN uses the same type as the
70 comparison's operands.
72 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
74 * arm.md (ior_xor): New code iterator.
75 (split for ior/xor with shift and zero-extend): New split pattern.
76 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
78 2009-07-15 Richard Guenther <rguenther@suse.de>
80 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
83 2009-07-15 Richard Guenther <rguenther@suse.de>
86 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
88 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
90 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
93 2009-07-15 DJ Delorie <dj@redhat.com>
95 * config/mep/mep.md (sibcall_internal): Change register to allow
97 (sibcall_value_internal): Likewise.
99 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
101 * doc/invoke.texi: Added descriptions of the scheduling heuristics
102 that are enabled/disabled by the flags introduced by a previous patch.
104 2009-07-14 DJ Delorie <dj@redhat.com>
106 * config/mep/mep.md (sibcall_internal): Include non-toggling
108 (sibcall_value_internal): Likewise.
110 2009-07-14 Taras Glek <tglek@mozilla.com>
111 Rafael Espindola <espindola@google.com>
113 * doc/sourcebuild.texi: Document install-plugin target.
114 * configure.ac: Added install-plugin target to language makefiles.
115 * configure: Regenerate.
116 * Makefile.in: (install-plugin): Install more headers,
117 depend on lang.install-plugin.
119 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
121 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
124 2009-07-14 DJ Delorie <dj@redhat.com>
126 * config/mep/mep.c (mep_vliw_jmp_match): New function.
127 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
128 * config/mep/mep.md (sibcall_internal): Change test from
129 mep_vliw_mode_match to mep_vliw_jmp_match.
130 (sibcall_value_internal): Likewise.
132 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
134 * config/i386/sse.md (copysign<mode>3): New expander.
135 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
136 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
137 Use ix86_build_const_vector.
138 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
139 IX86_BUILTIN_CPYSGNPD.
140 (builtin_description): Add __builtin_ia32_copysignps and
141 __builtin_ia32_copysignpd.
142 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
143 and BUILT_IN_COPYSIGNF.
145 2009-07-13 Jason Merrill <jason@redhat.com>
147 * builtins.c (can_trust_pointer_alignment): New fn.
148 (get_pointer_alignment): Factor it out from here.
149 * tree.h: Declare it.
151 2009-07-14 David Edelsohn <edelsohn@gnu.org>
153 * config/rs6000/predicates.md (offsettable_mem_operand): Test
156 2009-07-14 Dodji Seketeli <dodji@redhat.com>
160 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
162 2009-07-14 Richard Guenther <rguenther@suse.de>
163 Andrey Belevantsev <abel@ispras.ru>
166 * cfgexpand.c (partition_stack_vars): Do not bother to update
167 alias information when not optimizing.
169 2009-07-14 Richard Guenther <rguenther@suse.de>
170 Andrey Belevantsev <abel@ispras.ru>
172 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
173 (pt_solution_set): Likewise.
174 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
175 * tree-ssa-structalias.c (pt_solution_set): New function.
176 * final.c (rest_of_clean_state): Free SSA data structures.
177 * print-rtl.c (print_decl_name): Remove.
178 (print_mem_expr): Implement in terms of print_generic_expr.
179 * alias.c (ao_ref_from_mem): New function.
180 (rtx_refs_may_alias_p): Likewise.
181 (true_dependence): Query alias-export info.
182 (canon_true_dependence): Likewise.
183 (write_dependence_p): Likewise.
184 * tree-dfa.c (get_ref_base_and_extent): For void types leave
186 * emit-rtl.c (component_ref_for_mem_expr): Remove.
187 (mem_expr_equal_p): Use operand_equal_p.
188 (set_mem_attributes_minus_bitpos): Do not use
189 component_ref_for_mem_expr.
190 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
191 (update_alias_info_with_stack_vars): Likewise.
192 (partition_stack_vars): Call update_alias_info_with_stack_vars.
193 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
194 explicitly nor clear stmt operands.
195 Free the decl-to-pointer map.
196 * tree-optimize.c (execute_free_datastructures): Do not free
197 SSA data structures here.
198 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
199 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
200 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
202 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
204 2009-07-13 DJ Delorie <dj@redhat.com>
206 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
207 unrolling at the right iteration count.
209 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
212 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
214 * haifa-sched.c (rank_for_schedule): Introduced flags to
215 enable/disable individual scheduling heuristics.
216 * common.opt: Introduced flags to enable/disable individual
217 heuristics in the scheduler.
218 * doc/invoke.texi: Introduced flags to enable/disable individual
219 heuristics in the scheduler.
221 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
223 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
224 config/i386/mingw-tls.c.
225 * config/i386/mingw-tls.c: Removed.
227 2009-07-13 Ira Rosen <irar@il.ibm.com>
229 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
230 checks access only relevant statements.
231 (vectorizable_reduction): Likewise.
233 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
235 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
236 just for 32-bit case.
238 2009-07-12 Jan Hubicka <jh@suse.cz>
240 PR tree-optimization/40585
241 * except.c (expand_resx_expr): When there already is resume
242 instruction, produce linked list.
243 (build_post_landing_pads): Assert that resume is empty.
244 (connect_post_landing_pads): Handle resume lists.
245 (dump_eh_tree): Dump resume list.
247 2009-07-12 Ira Rosen <irar@il.ibm.com>
249 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
250 with additional argument.
251 * tree-vectorizer.h (enum vect_def_type): Add
252 vect_double_reduction_def.
253 (vect_is_simple_reduction): Add argument.
254 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
256 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
257 vect_is_simple_reduction with additional argument.
258 (vect_analyze_loop_operations): Handle exit phi nodes in case of
260 (reduction_code_for_scalar_code): Handle additional codes by
261 returning ERROR_MARK for them. Fix comment and indentation.
262 (vect_is_simple_reduction): Fix comment, add argument to specify
263 double reduction. Detect double reduction.
264 (get_initial_def_for_induction): Fix indentation.
265 (get_initial_def_for_reduction): Fix comment and indentation.
266 Handle double reduction. Create initial definitions that do not
267 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
268 (vect_create_epilog_for_reduction): Fix comment, add argument to
269 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
270 epilogue result extraction. Create double reduction phi node and
271 replace relevant uses.
272 (vectorizable_reduction): Call vect_is_simple_reduction with
273 additional argument. Fix indentation. Update epilogue code treatment
274 according to the changes in reduction_code_for_scalar_code. Check
275 for double reduction. Call vect_create_epilog_for_reduction with
277 * tree-vect-stmts.c (process_use): Handle double reduction, update
279 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
280 (vect_get_vec_def_for_operand): Likewise.
282 2009-07-12 Danny Smith <dansmister@gmail.com>
284 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
285 dllexport if !TREE_PUBLIC.
286 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
288 2009-07-11 Anatoly Sokolov <aesok@post.ru>
290 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
291 (avr_extra_arch_macro) Remove declatation.
292 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
293 (avr_extra_arch_macro) Declare as static.
294 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
296 2009-07-11 Jan Hubicka <jh@suse.cz>
299 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
301 2009-07-11 Jakub Jelinek <jakub@redhat.com>
304 * dwarf2out.c (dw_fde_struct): Add in_std_section and
305 cold_in_std_section bits.
306 (dwarf2out_begin_prologue): Initialize them.
307 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
308 if already covered by text_section or cold_text_section range.
310 PR rtl-optimization/40667
311 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
312 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
313 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
314 * config/i386/i386.c (ix86_minimum_alignment): New function.
315 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
316 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
317 * emit-rtl.c (gen_reg_rtx): Likewise.
318 * function.c (assign_parms): Likewise. If nominal_type needs
319 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
320 rather than passed_type's alignment.
323 * function.c (assign_parm_setup_stack): Adjust
324 MEM_OFFSET (data->stack_parm) if promoted_mode is different
325 from nominal_mode on big endian.
327 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
329 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
331 2009-07-10 DJ Delorie <dj@redhat.com>
333 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
335 2009-07-10 Mark Mitchell <mark@codesourcery.com>
337 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
339 (thumb2_cbnz): Likewise.
341 2009-07-10 David Daney <ddaney@caviumnetworks.com>
344 * config.gcc (supported_defaults): Add synci.
345 (with_synci): Add validation.
346 (all_defaults): Add synci.
347 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
350 * config/mips/mips.opt (msynci): New option.
351 * config/mips/mips.c (mips_override_options): Warn on use of
352 -msynci for targets that do now support it.
353 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
355 * gcc/doc/invoke.texi (-msynci): Document the new option.
356 * doc/install.texi (--with-synci): Document the new option.
358 2009-07-10 Richard Guenther <rguenther@suse.de>
360 PR tree-optimization/40496
361 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
362 the PHI result with a compatible type.
364 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
368 * c.opt (Wunused-result): New.
369 * doc/invoke.texi: Document it.
370 * c-common.c (c_warn_unused_result): Use it.
372 2009-07-09 DJ Delorie <dj@redhat.com>
374 * targhooks.c (default_target_can_inline_p): Rename from
375 default_target_option_can_inline_p.
376 * targhooks.h (default_target_can_inline_p): Likewise.
377 * target-def.h (TARGET_CAN_INLINE_P): Rename from
378 TARGET_OPTION_CAN_INLINE_P.
379 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
380 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
381 (mep_target_can_inline_p): Rename from
382 mep_target_option_can_inline_p.
385 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
386 registers used to pass vectors.
388 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
390 2009-07-09 Tom Tromey <tromey@redhat.com>
392 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
393 * config/mmix/mmix.c: Include dwarf2.h.
394 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
395 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
396 * config/sh/sh.c: Include dwarf2.h.
397 * config/i386/i386.c: Include dwarf2.h.
398 * Makefile.in (DWARF2_H): Remove 'elf'.
399 * except.c: Include dwarf2.h.
400 * unwind-dw2.c: Include dwarf2.h.
401 * dwarf2out.c: Include dwarf2.h.
402 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
403 * unwind-dw2-fde.c: Include dwarf2.h.
404 * dwarf2asm.c: Include dwarf2.h.
406 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
408 * haifa-sched.c (insn_finishes_cycle_p): New static function.
410 * sched-int.h (struct sched_info: insn_finishes_block_p): New
412 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
413 (region_sched_info): Update.
414 * sched-ebb.c (ebb_sched_info): Update.
415 * modulo-sched.c (sms_sched_info): Update.
416 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
418 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
420 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
422 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
424 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
426 2009-07-09 Jakub Jelinek <jakub@redhat.com>
429 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
430 arg1 with arg01 if arg1 is already INTEGER_CST.
432 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
434 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
435 Transform (and (truncate)) into (truncate (and)).
437 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
439 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
440 creating LHS paradoxical subregs. Fix surrounding returns to
441 use NULL_RTX rather than 0.
443 2009-07-08 DJ Delorie <dj@redhat.com>
445 * config/mep/mep.c: (mep_option_can_inline_p): New.
446 (TARGET_OPTION_CAN_INLINE_P): Define.
448 2009-07-08 Mark Wielaard <mjw@redhat.com>
451 * dwarf2out.c (add_data_member_location_attribute): When we have
452 only a constant offset don't emit a new location description using
453 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
456 2009-07-08 Richard Henderson <rth@redhat.com>
459 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
460 (enum reg_class): Add CLOBBERED_REGS.
461 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
462 * config/i386/i386.c (ix86_conditional_register_usage): Moved
463 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
464 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
465 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
466 force 64-bit sibcalls into R11.
467 * config/i386/constraints.md (U): New constraint.
468 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
469 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
470 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
472 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
474 * basic-block.h (dump_regset, debug_regset): Remove duplicate
476 * c-objc-common.h (c_initialize_diagnostics): Ditto.
477 * ebitmap.h (dump_ebitmap): Ditto.
478 * optabs.h (optab_libfunc): Ditto.
479 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
480 * tree-flow.h (vect_can_force_dr_alignment_p,
481 get_vectype_for_scalar_type): Ditto.
482 (vectorize_loops): Move prototype to ...
483 * tree-vectorizer.h: ... here. Also, adjust comment.
484 (vect_set_verbosity_level): Remove duplicate prototype.
485 * tree-ssa-loop.c: Include tree-vectorizer.h.
486 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
488 2009-07-08 Nick Clifton <nickc@redhat.com>
490 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
493 2009-07-08 DJ Delorie <dj@redhat.com>
495 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
496 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
497 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
499 * config/mep/intrinsics.md: Regenerated.
500 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
501 registers when asm() or calls are detected.
503 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
506 * gimplify.c (gimplify_expr): Propagate no_warning flag when
508 * gimple (gimple_build_call_from_tree): Likewise.
509 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
510 no_warning flag before warning.
512 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
514 * tree.c (set_expr_locus): Remove.
515 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
516 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
518 * gimplify.c (internal_get_tmp_var): Likewise.
519 (gimplify_call_expr): Likewise.
520 (gimplify_one_sizepos): Likewise.
522 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
525 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
526 to variables for debugging purposes.
528 2009-06-23 Mark Loeser <mark@halcy0n.com>
531 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
533 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
535 * pretty-print.c (pp_base_format): Remove %J.
536 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
537 gcc_cxxdiag_char_table): Likewise.
538 (init_dynamic_diag_info): Likewise.
540 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
542 * pretty-print.c (pp_base_format): Remove %H.
543 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
544 gcc_cxxdiag_char_table): Likewise.
545 (init_dynamic_diag_info): Likewise.
546 * config/mep/mep.c (mep_select_section): Likewise.
548 2009-07-07 Duncan Sands <baldrick@free.fr>
550 * final.c (pass_clean_state): Give the pass a name.
551 * passes.c (pass_rest_of_compilation): Likewise.
552 * tree-optimize.c (pass_all_optimizations): Likewise.
554 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
556 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
557 an extra 'decl' for error_at.
559 2009-07-07 Jakub Jelinek <jakub@redhat.com>
562 * tree-tailcall.c (adjust_return_value_with_ops,
563 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
564 if it has complex or vector type.
566 2009-07-07 Olivier Hainque <hainque@adacore.com>
568 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
571 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
573 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
575 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
577 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
578 * c-decl.c: Likewise.
579 * function.c: Likewise.
580 * varasm.c: Likewise.
581 * tree-ssa.c: Likewise.
582 * c-common.c: Likewise.
583 * tree-cfg.c: Likewise.
584 * config/spu/spu.c: Likewise.
585 * config/ia64/ia64.c: Likewise.
586 * config/v850/v850.c: Likewise.
588 2009-07-06 DJ Delorie <dj@redhat.com>
590 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
591 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
592 unspecified accesses to control registers.
593 * config/mep/intrinsics.md: Regenerate.
594 * config/mep/intrinsics.h: Regenerate.
595 * config/mep/mep-intrin.h: Regenerate.
597 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
599 * c-lex.c: Replace %H by an explicit location. Update all calls.
600 * c-common.c: Likewise.
601 * c-decl.c: Likewise.
602 * c-typeck.c: Likewise.
603 * fold-const.c: Likewise.
604 * gimplify.c: Likewise.
606 * tree-cfg.c: Likewise.
607 * tree-ssa-loop-niter.c: Likewise.
608 * tree-vrp.c: Likewise.
609 * value-prof.c: Likewise.
611 2009-07-06 Diego Novillo <dnovillo@google.com>
613 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
614 if it has one. Handle cases where VAR does not have an
615 annotation or cfun is NULL.
617 2009-07-06 Diego Novillo <dnovillo@google.com>
619 * tree.c: Include debug.h.
620 (initialize_tree_contains_struct): New.
621 (init_ttree): Call it.
622 (tree_node_structure_for_code): Factor out of ...
623 (tree_node_structure): ... here.
624 * treestruct.def (TS_PHI_NODE): Remove.
625 (TS_GIMPLE_STATEMENT): Remove.
627 2009-07-06 Diego Novillo <dnovillo@google.com>
629 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
630 (debug_tree_chain): Handle cycles.
632 2009-07-06 Nick Clifton <nickc@redhat.com>
633 DJ Delorie <dj@redhat.com>
635 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
636 __FMOVD_ENABLED__ is defined.
638 (TARGET_FMOVD): Provide a default definition.
639 (MASK_FMOVD): Likewise.
640 (TARGET_CPU_CPP_BUILTINS): Define
641 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
642 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
643 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
644 (split for DF load from memory into register): Also handle
645 MEMs which consist of REG+DISP addressing.
646 (split for DF store from register to memory): Likewise.
647 (movsf_ie): Always use single fp_mode.
648 * config/sh/sh.c (sh_override_options): Do not automatically
649 enable TARGET_MOVD for the SH2A when supporting doubles - leave
650 that to the -mfmovd command line switch.
651 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
652 (fldi_ok): Always allow.
653 * config/sh/sh.opt (mfmovd): Remove this switch.
654 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
656 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
657 Kaz Kojima <kkojima@gcc.gnu.org>
659 PR rtl-optimization/30807
660 * postreload.c (reload_combine): For every new use of REG_SUM,
661 record the use of BASE.
663 2009-07-06 Jan Hubicka <jh@suse.cz>
665 * params.def: Revert my accidental commit at 2009-06-30.
667 2009-07-04 Ian Lance Taylor <iant@google.com>
670 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
672 (mingw_format_attribute_overrides): Likewise.
674 2009-07-04 Jakub Jelinek <jakub@redhat.com>
677 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
678 don't check cfa.reg. Instead of cfa.indirect use
679 fde && fde->drap_reg != INVALID_REGNUM test.
681 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
683 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
685 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
688 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
690 2009-07-03 Richard Guenther <rguenther@suse.de>
692 PR tree-optimization/40640
693 * tree-switch-conversion.c (build_arrays): Perform arithmetic
696 2009-07-03 Jan Hubicka <jh@suse.cz>
698 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
699 for size, reduce amount of inlining.
701 2009-07-03 Richard Guenther <rguenther@suse.de>
704 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
705 if t +- x is known to not overflow and the conversion widens the
707 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
709 2009-07-03 Jan Hubicka <jh@suse.cz>
711 * ipa-pure-const.c (analyze): Update loop optimizer init.
712 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
713 try_remove_empty_loop, remove_empty_loops): Remove.
714 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
715 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
716 to mark regular loops as neccesary.
717 (degenerate_phi_p): New function.
718 (propagate_necessity, remove_dead_phis): Use it.
719 (forward_edge_to_pdom): Likewise.
720 (eliminate_unnecessary_stmts): Take care to remove uses of results of
721 virtual PHI nodes that became unreachable.
722 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
723 * tree-flow.h (remove_empty_loops): Remove.
724 * passes.c (init_optimization_passes): Remove.
726 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
730 (*fix_trunc<mode>_i387_1): Ditto.
731 (*floathi<mode>2_1): Ditto.
732 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
734 (*fist<mode>2_1): Ditto.
735 (frndintxf2_floor): Ditto.
736 (*fist<mode>2_floor_1): Ditto.
737 (frndintxf2_ceil): Ditto.
738 (*fist<mode>2_ceil_1): Ditto.
739 (frndintxf2_trunc): Ditto.
740 (frndintxf2_mask_pm): Ditto.
741 (fxam<mode>2_i387_with_temp): Ditto.
742 * config/i386/sse.md (mulv16qi3): Ditto.
743 (*sse2_mulv4si3): Ditto.
745 (sse4_2_pcmpestr): Ditto.
746 (sse4_2_pcmpistr): Ditto.
748 2009-07-03 Jan Hubicka <jh@suse.cz>
750 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
751 (mark_stmt_necessary): Set it.
752 (mark_operand_necessary): Set it.
753 (mark_control_dependent_edges_necessary): Set it.
754 (mark_virtual_phi_result_for_renaming): New function.
755 (get_live_post_dom): New function.
756 (forward_edge_to_pdom): New function.
757 (remove_dead_stmt): Fix handling of control dependences.
758 (tree_dce_init): Init new bitmap.
759 (tree_dce_done): Free it.
761 2009-07-02 Richard Guenther <rguenther@suse.de>
764 * tree-ssa-structalias.c (new_var_info): Initialize
767 2009-07-02 Jan Hubicka <jh@suse.cz>
769 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
772 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
774 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
775 instead of recomputing it. Adjust calls.
776 (emit_store_flag): Adjust recursive calls.
778 2009-07-02 Richard Guenther <rguenther@suse.de>
780 * tree-ssa-live.c (remove_unused_locals): Do not remove
782 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
783 of DECL_EXTERNAL for HEAP variables.
784 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
785 HEAP variables. Do not adjust RESTRICT vars.
786 (find_what_var_points_to): Nobody cares if something
789 2009-07-02 Ben Elliston <bje@au.ibm.com>
791 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
792 pc_low and pc_high declarations to the top of the function.
794 2009-07-01 DJ Delorie <dj@redhat.com>
796 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
798 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
799 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
800 unspecified accesses to control registers.
801 * config/mep/intrinsics.md: Regenerate.
802 * config/mep/intrinsics.h: Regenerate.
803 * config/mep/mep-intrin.h: Regenerate.
805 2009-07-01 Anthony Green <green@moxielogic.com>
807 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
808 instruction when possible.
809 (moxie_expand_prologue): Ditto. Also, save an instruction and
810 some complexity by popping off of $r12 instead of $sp.
811 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
814 2009-07-01 Richard Henderson <rth@redhat.com>
817 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
818 contained no insns, reposition note before last insn.
820 2009-07-01 Richard Henderson <rth@redhat.com>
823 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
824 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
826 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
829 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
830 darwin9 for printing reg addresses with %y.
832 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
834 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
835 truncation from operands in binary operations.
837 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
840 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
841 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
842 subreg of op0 to the original op0.
844 * expmed.c (store_bit_field_1): Use a temporary as the destination
845 instead of a paradoxical subreg when we need to truncate the result.
847 2009-07-01 DJ Delorie <dj@redhat.com>
849 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
850 names to VLIW variants.
851 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
852 * config/mep/intrinsics.md: Regenerate.
853 * config/mep/intrinsics.h: Regenerate.
854 * config/mep/mep-intrin.h: Regenerate.
856 2009-07-01 Jakub Jelinek <jakub@redhat.com>
859 * jump.c (returnjump_p): Revert last patch.
860 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
862 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
865 * pa.md (casesi32p): Use jump table label to determine the offset
867 (casesi64p): Likewise.
869 * pa.c (forward_branch_p): Return bool type. Use instruction
870 addresses when available. Assert that INSN has a jump label.
871 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
874 2009-07-01 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/19831
877 * tree-ssa-dce.c (propagate_necessity): Calls to functions
878 that only act as barriers do not make any previous stores necessary.
879 * tree-ssa-structalias.c (handle_lhs_call): Delay making
880 HEAP variables global, do not add a constraint from nonlocal.
881 (find_func_aliases): Handle escapes through return statements.
882 (compute_points_to_sets): Make escaped HEAP variables global.
884 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
887 * expmed.c (emit_store_flag): Perform a conversion if necessary,
888 after reducing a DImode cstore to SImode.
890 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
892 * expr.c (expand_expr_real_1): Reinstate fallthrough to
893 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
895 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
897 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
898 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
900 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
901 and umod_optab if TARGET_BSD_DIVMOD.
902 * config/vax/lib1funcs.asm: New file.
903 * config/vax/t-linux: New file.
904 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
906 2009-06-30 Jakub Jelinek <jakub@redhat.com>
909 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
910 to type arguments that have void type.
913 * dwarf2out.c (gen_formal_parameter_die): Call
914 equate_decl_number_to_die if node is different from origin.
916 2009-06-30 Anthony Green <green@moxielogic.com>
918 Clean up moxie port for --enable-build-with-cxx.
919 * config/moxie/moxie.c (moxie_function_value): First two
920 parameters are const_tree, not tree.
921 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
922 (REG_CLASS_NAMES): Ditto.
923 (REGNO_REG_CLASS): Ditto.
924 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
925 (moxie_function_value): Fix constyness of arguments.
927 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
929 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
930 finalize_size_functions before further processing.
931 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
932 (variable_size): Call self_referential_size on size expressions
933 that contain a PLACEHOLDER_EXPR.
934 (size_functions): New static variable.
935 (copy_self_referential_tree_r): New static function.
936 (self_referential_size): Likewise.
937 (finalize_size_functions): New global function.
938 * tree.c: Include tree-inline.h.
939 (push_without_duplicates): New static function.
940 (find_placeholder_in_expr): New global function.
941 (substitute_in_expr) <tcc_declaration>: Return the replacement object
943 <tcc_expression>: Likewise.
944 <tcc_vl_exp>: If the replacement object is a constant, try to inline
945 the call in the expression.
946 * tree.h (finalize_size_functions): Declare.
947 (find_placeholder_in_expr): Likewise.
948 (FIND_PLACEHOLDER_IN_EXPR): New macro.
949 (substitute_placeholder_in_expr): Update comment.
950 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
952 (copy_tree_body_r): Likewise.
953 (copy_tree_body): New static function.
954 (maybe_inline_call_in_expr): New global function.
955 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
956 (maybe_inline_call_in_expr): Declare.
957 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
958 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
961 2009-06-30 Richard Guenther <rguenther@suse.de>
963 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
965 (propagate_necessity): Do not mark reaching defs of stores
968 2009-06-30 Jan Hubicka <jh@suse.cz>
970 * cfgloopanal.c (check_irred): Move into ...
971 (mark_irreducible_loops): ... here; return true if ireducible
973 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
974 (analyze_function): Try to prove loop finiteness.
975 * cfgloop.h (mark_irreducible_loops): Update prototype.
976 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
978 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
980 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
982 2009-06-30 Ira Rosen <irar@il.ibm.com>
984 PR tree-optimization/40542
985 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
988 2009-06-30 Martin Jambor <mjambor@suse.cz>
990 PR tree-optimization/40582
991 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
992 than useless_type_conversion_p.
993 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
996 2009-06-30 Martin Jambor <mjambor@suse.cz>
999 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1001 2009-06-30 Richard Guenther <rguenther@suse.de>
1003 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1004 use ao_ref references.
1005 (walk_aliased_vdefs): Likewise.
1006 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1007 * tree-ssa-dce.c (struct ref_data): Remove.
1008 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1009 (mark_aliased_reaching_defs_necessary): Adjust.
1010 (mark_all_reaching_defs_necessary_1): Likewise.
1012 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1015 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1016 (emit_store_flag_1): Extract from emit_store_flag, adjust
1017 calls to (what now is) emit_cstore.
1018 (emit_store_flag): Call emit_store_flag_1 and also use it
1019 for what used to be recursive calls.
1021 2009-06-30 Wei Guozhi <carrot@google.com>
1024 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1025 if the target bb post dominates from bb.
1026 * config/i386/i386.c (memory_address_length): Check existence of base
1027 register before using it.
1029 2009-06-30 Nick Clifton <nickc@redhat.com>
1030 DJ Delorie <dj@redhat.com>
1032 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1033 __FMOVD_ENABLED__ is defined.
1035 (TARGET_FMOVD): Provide a default definition.
1036 (MASK_FMOVD): Likewise.
1037 (TARGET_CPU_CPP_BUILTINS): Define
1038 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1039 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1040 two fmov instructions depending upon whether TARGET_FMOVD is
1042 (split for DF load from memory into register): Also handle
1043 MEMs which consist of REG+DISP addressing.
1044 (split for DF store from register to memory): Likewise.
1045 * config/sh/sh.opt (mfmovd): Remove this switch.
1046 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1047 * config/sh/sh.c (sh_override_options): Do not automatically
1048 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1049 that to the -mfmovd command line switch.
1051 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1053 (fldi_ok): Always allow.
1054 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1056 2009-06-29 DJ Delorie <dj@redhat.com>
1058 * doc/install.texi (mep-x-elf): Correct chip's full name.
1060 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1062 * doc/extend.texi: Fix typo.
1064 2009-06-29 Tom Tromey <tromey@redhat.com>
1067 * Makefile.in (DWARF2_H): New variable.
1069 (dwarf2out.o): Likewise.
1070 (dwarf2asm.o): Likewise.
1071 * config/i386/t-i386: Use DWARF2_H.
1072 * except.c: Include elf/dwarf2.h.
1073 * unwind-dw2.c: Include elf/dwarf2.h.
1074 * dwarf2out.c: Include elf/dwarf2.h.
1075 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1076 <dtprel>: New field.
1077 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1078 (size_of_loc_descr): Likewise.
1079 (output_loc_operands_raw): Likewise.
1080 (output_loc_operands): Handle new dtprel field.
1081 (loc_checksum): Update.
1082 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1083 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1084 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1085 * dwarf2asm.c: Include elf/dwarf2.h.
1086 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1087 * config/mmix/mmix.c: Include elf/dwarf2.h.
1088 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1089 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1090 * config/sh/sh.c: Include elf/dwarf2.h.
1091 * config/i386/i386.c: Include elf/dwarf2.h.
1093 2009-06-29 DJ Delorie <dj@redhat.com>
1095 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1097 * doc/extend.texi: Add MeP attributes and pragmas.
1098 * doc/invoke.text: Add MeP Options.
1099 * doc/contrib.texi: Add MeP contribution.
1100 * doc/md.texi: Add MeP constraints.
1101 * doc/install.texi: Add MeP target.
1103 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1105 * target.h (struct gcc_target): Add frame_pointer_required field.
1106 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1107 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1108 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1110 * reload1.c (update_eliminables): (Ditto.).
1111 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1112 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1113 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1115 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1117 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1118 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1119 (arm_frame_pointer_required): New function.
1121 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1122 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1123 (avr_frame_pointer_required_p): Declare as static.
1124 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1126 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1127 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1128 (bfin_frame_pointer_required): Make as static, change return type
1130 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1132 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1133 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1134 (cris_frame_pointer_required): New function.
1136 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1138 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1139 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1140 (fr30_frame_pointer_required): New function.
1142 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1143 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1144 (frv_frame_pointer_required): Make as static, change return type
1146 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1148 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1149 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1150 (ix86_frame_pointer_required): Make as static, change return type to
1152 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1154 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1155 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1157 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1159 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1161 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1163 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1164 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1165 (mips_frame_pointer_required): Make as static.
1166 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1168 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1169 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1170 (mmix_frame_pointer_required): Mew function.
1172 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1173 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1175 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1177 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1179 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1181 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1182 (CAN_ELIMINATE): Redefine.
1183 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1184 (sparc_frame_pointer_required): New function.
1185 (sparc_can_eliminate): New function.
1186 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1188 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1189 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1191 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1192 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1193 (xtensa_frame_pointer_required): Make as static, change return type
1195 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1198 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1200 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1201 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1202 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1203 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1204 (register_callback): Handle PLUGIN_START_UNIT.
1205 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1207 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1209 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1211 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1212 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1214 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1216 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1219 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1221 * doc/extend.texi (Additional Floating Types): __float128 is also
1222 supported on i386 targets.
1224 2009-06-29 Richard Guenther <rguenther@suse.de>
1227 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1229 (pt_solutions_same_restrict_base): Declare.
1230 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1232 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1233 (make_constraint_from, make_copy_constraint): Move earlier.
1234 (make_constraint_from_heapvar): New function.
1235 (make_constraint_from_restrict): Likewise.
1236 (handle_lhs_call): Use it.
1237 (find_func_aliases): Use it to track conversions to restrict
1239 (struct fieldoff): Add only_restrict_pointers flag.
1240 (push_fields_onto_fieldstack): Initialize it.
1241 (create_variable_info_for): Track global restrict qualified pointers.
1242 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1243 Track restrict qualified pointer arguments.
1244 (set_uids_in_ptset): Use varinfo is_global_var flag.
1245 (find_what_var_points_to): Set the vars_contains_restrict flag.
1246 Always create the points-to solution for sets including restrict tags.
1247 (pt_solutions_same_restrict_base): New function.
1248 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1249 qualified pointers use pt_solutions_same_restrict_base as
1250 additional source for disambiguation.
1252 2009-06-29 Richard Guenther <rguenther@suse.de>
1255 * alias.c (find_base_decl): Remove.
1256 (get_deref_alias_set_1): Remove restrict handling.
1257 * c-common.c (c_apply_type_quals_to_decl): Do not set
1258 DECL_POINTER_ALIAS_SET.
1259 * gimplify.c (find_single_pointer_decl_1): Remove.
1260 (find_single_pointer_decl): Likewise.
1261 (internal_get_tmp_var): Remove restrict handling.
1262 (gimple_regimplify_operands): Likewise.
1263 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1264 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1265 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1266 * tree.c (restrict_base_for_decl): Remove.
1267 (init_ttree): Do not allocate it.
1268 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1269 LABEL_DECL_UID for label decls.
1270 (copy_node_stat): Do not copy restrict information.
1271 (decl_restrict_base_lookup): Remove.
1272 (decl_restrict_base_insert): Likewise.
1273 (print_restrict_base_statistics): Likewise.
1274 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1275 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1276 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1277 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1278 (LABEL_DECL_UID): Adjust.
1279 (DECL_BASED_ON_RESTRICT_P): Remove.
1280 (DECL_GET_RESTRICT_BASE): Likewise.
1281 (SET_DECL_RESTRICT_BASE): Likewise.
1282 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1284 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1285 instead of DECL_POINTER_ALIAS_SET.
1286 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1287 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1288 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1290 2009-06-29 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/40579
1293 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1294 the IL to simplify has constants that overflowed.
1296 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1298 PR tree-optimization/40550
1299 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1300 vector_compute_type only when the size of vector_compute_type is
1301 less than the size of type.
1303 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1305 * fold-const.c (contains_label_1): Fix comments.
1306 (contains_label_p): Do not walk trees multiple time.
1308 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1310 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1311 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1312 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1313 ix86_fp_comparison_operator.
1314 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1315 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1316 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1317 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1318 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1319 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1320 (related splits): Change predicate to ix86_fp_comparison_operator.
1321 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1322 instead of ix86_fp_comparison_codes.
1323 (ix86_trivial_fp_comparison_operator,
1324 ix86_fp_comparison_operator): New.
1325 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1326 (ix86_expand_compare): Eliminate last two parameters.
1327 (ix86_fp_jump_nontrivial_p): Kill.
1328 * config/i386/i386.c (put_condition_code): Eliminate call to
1329 ix86_fp_comparison_codes and subsequent assertion.
1330 (ix86_fp_comparison_codes): Eliminate.
1331 (ix86_fp_swap_condition): New.
1332 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1333 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1334 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1335 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1336 and ix86_fp_swap_condition.
1337 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1338 Use ix86_fp_comparison_strategy.
1339 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1340 (ix86_fp_jump_nontrivial_p): Eliminate.
1341 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1342 call to ix86_expand_compare.
1343 (ix86_split_fp_branch, ix86_expand_setcc,
1344 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1345 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1347 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1349 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1350 related to jump_clobbers.
1351 * config/arm/arm.md (conds): Remove jump_clob case.
1352 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1353 splits): Change comparison_operator to arm_comparison_operator.
1354 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1357 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1359 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1360 condition for floating point modes.
1361 * expmed.c (emit_store_flag_1): Move here a bigger part
1363 (emit_store_flag): Try swapping the condition for floating point
1365 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1367 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1369 * expr.c (expand_expr_real_1): Just use do_store_flag.
1370 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1371 emit_store_flag_force.
1372 * expmed.c (emit_store_flag_force): Copy here trick
1373 previously in expand_expr_real_1. Try reversing the comparison.
1374 (emit_store_flag_1): Work if target is NULL.
1375 (emit_store_flag): Work if target is NULL, using the result mode
1376 from the comparison. Use split_comparison, restructure final part
1377 to simplify conditionals.
1379 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1381 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1382 * dojump.c (do_jump): Change handling of floating-point
1383 ops to use just do_compare_and_jump.
1384 (split_comparison): New.
1385 (do_compare_rtx_and_jump): Add here logic coming previously
1386 in do_jump, using split_comparison.
1388 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1391 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1393 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1395 * tree-ssa-alias.c: Fix unintentional commit.
1397 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1399 * passes.c (execute_one_pass): Fix unintentional commit.
1401 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1403 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1404 (df_rd_local_compute, df_md_local_compute): Inline them.
1406 (df_md_scratch): New.
1407 (df_md_alloc, df_md_free): Allocate/free it.
1408 (df_md_local_compute): Only include live registers in init.
1409 (df_md_transfer_function): Prune the in-set computed by
1410 the confluence function, and the gen-set too.
1412 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1414 PR rtl-optimization/26854
1415 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1416 * df-problems.c (df_rd_add_problem): Fix comment.
1417 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1418 df_md_simulate_artificial_defs_at_top,
1419 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1420 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1421 df_md_transfer_function, df_md_init, df_md_confluence_0,
1422 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1423 problem_MD, df_md_add_problem): New.
1424 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1425 df_md_get_bb_info): New.
1426 (DF_LAST_PROBLEM_PLUS1): Adjust.
1428 * Makefile.in (fwprop.o): Include domwalk.h.
1429 * fwprop.c: Include domwalk.h.
1430 (reg_defs, reg_defs_stack): New.
1431 (bitmap_only_bit_between): Remove.
1432 (process_defs): New.
1433 (process_uses): Use reg_defs and local_md instead of
1434 bitmap_only_bit_between and local_rd.
1435 (single_def_use_enter_block): New, from build_single_def_use_links.
1436 (single_def_use_leave_block): New.
1437 (build_single_def_use_links): Remove code moved to
1438 single_def_use_enter_block, invoke domwalk.
1439 (use_killed_between): Adjust comment.
1441 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1443 * bitmap.h (bitmap_ior_and_into): New.
1444 * bitmap.c (bitmap_ior_and_into): New.
1446 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1448 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1449 before_dom_children_before_stmts and after_dom_children_after_stmts.
1450 Rename the two remaining callbacks to just before_dom_children and
1451 after_dom_children. Remove other GIMPLE statement walking bits.
1452 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1453 * graphite.c: Do not include domwalk.h.
1454 * tree-into-ssa.c (interesting_blocks): New global.
1455 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1456 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1457 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1458 now that they're not domwalk callbacks.
1459 (rewrite_initialize_block): Rename to...
1460 (rewrite_enter_block): ... this, place after called functions. Test
1461 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1462 (rewrite_finalize_block): Rename to...
1463 (rewrite_leave_block): ... this, place after called functions.
1464 (rewrite_update_init_block): Rename to...
1465 (rewrite_update_enter_block): ... this, place after called functions.
1466 Test interesting_blocks, call rewrite_update_stmt and
1467 rewrite_update_phi_arguments.
1468 (rewrite_update_fini_block): Rename to...
1469 (rewrite_leave_block): ... this, place after called functions.
1470 (rewrite_blocks): Remove last argument, simplify initialization of
1472 (mark_def_sites_initialize_block): Rename to...
1473 (mark_def_sites_block): ... this, call mark_def_sites.
1474 (mark_def_sites_blocks): Remove argument, simplify initialization of
1476 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1477 (update_ssa): Likewise.
1478 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1480 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1481 (dom_opt_initialize_block): Rename to...
1482 (dom_opt_enter_block): ... this, place after called functions. Walk
1483 statements here, inline propagate_to_outgoing_edges.
1484 (dom_opt_finalize_block): Rename to...
1485 (dom_opt_leave_block): ... this, place after called functions.
1486 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1488 (dse_enter_block, dse_record_phi): New.
1489 (dse_record_phis): Delete.
1490 (dse_finalize_block): Rename to...
1491 (dse_leave_block): ... this.
1492 (tree_ssa_dse): Simplify initialization of walk_data.
1493 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1494 Adjust initialization of walk_data.
1495 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1496 * tree-ssa-loop-phiopt.c (get_non_trapping):
1497 Adjust initialization of walk_data.
1498 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1499 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1500 it's not a domwalk callback.
1501 (uncprop_initialize_block): Rename to...
1502 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1503 (dse_finalize_block): Rename to...
1504 (dse_leave_block): ... this.
1505 (tree_ssa_uncprop): Simplify initialization of walk_data.
1506 * Makefile.in: Adjust dependencies.
1508 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1510 * arm.md (casesi): Fix test for Thumb1.
1511 (thumb1_casesi_internal_pic): Likewise.
1512 (thumb1_casesi_dispatch): Likewise.
1514 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1516 * config/arm/arm-cores.def: Added core cortex-m0.
1517 * config/arm/arm-tune.md: Regenerated.
1518 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1520 2009-06-26 DJ Delorie <dj@redhat.com>
1522 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1524 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1525 the scheduler doesn't tag jump insns.
1527 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1529 * c-decl.c (merge_decls): Re-indent.
1531 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1534 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1535 Special-case decimal float constants.
1537 2009-06-26 Richard Henderson <rth@redhat.com>
1539 * function.h (struct function): Add cannot_be_copied_reason,
1540 and cannot_be_copied_set.
1541 * tree-inline.c (has_label_address_in_static_1): Rename from
1542 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1543 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1544 don't set inline_forbidden_reason.
1545 (copy_forbidden): New function, split out of inline_forbidden_p.
1546 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1547 (inline_forbidden_p): Use copy_forbidden.
1548 (tree_versionable_function_p): Likewise.
1549 (inlinable_function_p): Merge into tree_inlinable_function_p.
1550 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1551 * ipa-cp.c (ipcp_versionable_function_p): New function.
1552 (ipcp_cloning_candidate_p): Use it.
1553 (ipcp_node_modifiable_p): Likewise.
1555 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1557 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1558 that is marked not to be inlined. Remove flag_mudflap use.
1559 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1560 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1562 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1565 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1566 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1568 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1570 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1572 (__mingwthr_remove_key_dtor): Likewise.
1574 2009-06-26 Richard Guenther <rguenther@suse.de>
1576 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1578 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1581 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1582 try the non-cond_exec path also.
1584 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1587 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1588 (output_cbranch): Use new functions.
1589 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1592 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1593 Pat Haugen <pthaugen@us.ibm.com>
1594 Revital Eres <ERES@il.ibm.com>
1596 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1597 for %c error. Add %x support to print VSX registers as a unified
1598 register set, instead of separate float and altivec registers.
1599 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1600 %y case, and add support for VSX pre-modify addresses.
1601 (output_toc): Add assert for CONST containing an integer constant
1603 (rs6000_adjust_cost): Add POWER7 support.
1604 (insn_must_be_first_in_group): Ditto.
1605 (insn_must_be_last_in_group): Ditto.
1606 (rs6000_emit_popcount): Ditto.
1607 (rs6000_vector_mode_supported_p): Ditto.
1609 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1610 Change some of the functions called by macros to being called
1611 through a pointer, so debug functions can be inserted if
1612 -mdebug=addr or -mdebug=cost.
1613 (rs6000_preferred_reload_class_ptr): Ditto.
1614 (rs6000_secondary_reload_class_ptr): Ditto.
1615 (rs6000_secondary_memory_needed_ptr): Ditto.
1616 (rs6000_cannot_change_mode_class_ptr): Ditto.
1617 (rs6000_secondary_reload_inner): Ditto.
1618 (rs6000_legitimize_reload_address): Ditto.
1619 (rs6000_legitimize_reload_address_ptr): Ditto.
1620 (rs6000_mode_dependent_address): Ditto.
1621 (rs6000_mode_dependent_address_ptr): Ditto.
1623 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1624 function to return true if the mode allows reg + integer
1626 (virtual_stack_registers_memory_p): New function to return true if
1627 the address refers to a virtual stack register.
1628 (rs6000_legitimate_offset_address_p): Move code to say whether a
1629 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1631 (rs6000_legitimate_address_p): Add checks for modes that only can
1632 do reg+reg addressing. Start adding VSX support.
1633 (rs6000_legitimize_reload_address): Ditto.
1634 (rs6000_legitimize_address): Ditto.
1635 (rs6000_debug_legitimate_address_p): New debug functions for
1636 -mdebug=addr and -mdebug=cost.
1637 (rs6000_debug_rtx_costs): Ditto.
1638 (rs6000_debug_address_costs): Ditto.
1639 (rs6000_debug_adjust_cost): Ditto.
1640 (rs6000_debug_legitimize_address): Ditto.
1641 (rs6000_legitimize_reload_address_ptr): Point to call normal
1642 function or debug function. Make functions called via pointer
1644 (rs6000_mode_dependent_address_ptr): Ditto.
1645 (rs6000_secondary_reload_class_ptr): Ditto.
1646 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1647 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1648 into a friendlier error.
1649 (rs6000_init_builtins): Add initial VSX support.
1650 (rs6000_adjust_cost): Fix some spacing issues.
1652 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1653 (REG_CLASS_NAMES): Ditto.
1654 (REG_CLASS_CONTENTS): Ditto.
1655 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1656 pointer, to add -mdebug=addr support.
1657 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1658 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1659 -mdebug=addr support.
1660 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1661 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1662 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1664 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1666 (bswapsi*): Set attribute types for load/store. Add combiner
1667 patterns to eliminate zero extend on 64-bit.
1668 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1669 stdbrx if the hardware supports those instructions.
1671 2009-06-25 Ian Lance Taylor <iant@google.com>
1673 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1674 (Link Options): Document -static-libstdc++.
1676 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1679 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1680 DATA_ALIGNMENT instead.
1682 2009-06-25 Richard Guenther <rguenther@suse.de>
1684 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1685 indirect references against the callused/escaped solutions.
1686 (call_may_clobber_ref_p_1): Likewise.
1688 2009-06-25 Martin Jambor <mjambor@suse.cz>
1690 PR tree-optimization/40493
1691 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1692 (enum unscalarized_data_handling): New type.
1693 (handle_unscalarized_data_in_subtree): Return what has been done.
1694 (load_assign_lhs_subreplacements): Handle left flushes differently.
1695 (sra_modify_assign): Use unscalarized_data_handling, simplified
1696 condition determining whether to remove the statement.
1698 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1700 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1701 excerpt - @ should be doubled for texinfo.
1703 2009-06-24 Ian Lance Taylor <iant@google.com>
1705 * config/arc/arc.c: Include "df.h".
1706 (arc_attribute_table): Make static. Move higher in file.
1707 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1708 (output_shift): Initialize n later to avoid warning.
1709 * config/arm/arm.c (arm_attribute_table): Make static. Move
1711 * config/avr/avr.c (avr_attribute_table): Make static. Move
1713 (reg_class_tab): Change array type from int to enum reg_class.
1714 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1716 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1717 (lshrhi3_out): Likewise.
1718 (class_likely_spilled_p): Change return type to bool.
1719 (avr_rtx_costs): Use local code variable with enum type.
1720 * config/avr/avr.md (movmemhi): Use add_reg_note.
1721 (andhi3, andsi3): Don't use AS2 with "and".
1722 (iorhi3, iorsi3): Don't use AS2 with "or".
1723 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1724 * config/crx/crx.c: Include "df.h".
1725 (crx_attribute_table): Make static.
1726 * config/m32r/m32r.c: Include "df.h".
1727 (m32r_attribute_table): Make static. Move higher in file.
1728 (pop): Use add_reg_note.
1729 (block_move_call): Change 0 to LCT_NORMAL in function call.
1730 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1731 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1732 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1733 declare, not just when TREE_CODE is defined.
1734 * config/m68hc11/m68hc11.c: Include "expr.h".
1735 (m68hc11_attribute_table): Make static. Move higher in file.
1736 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1738 (m68hc11_register_indirect_p): Likewise.
1739 (m68hc11_function_arg_padding): Change return type to enum
1741 (emit_move_after_reload): Use add_reg_note.
1742 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1743 (m68hc11_split_logical): Likewise.
1744 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1746 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1747 to VOIDmode in function call.
1748 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1750 (m68hc11_split_logical): Update declaration.
1751 (m68hc11_function_arg_padding): Update declaration.
1752 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1753 to array of enum reg_class.
1754 (mcore_attribute_table): Make static. Move higher in file.
1755 (mcore_rtx_costs): Add cast to enum type.
1756 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1757 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1758 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1760 * config/sh/predicates.md (trapping_target_operand): Rename and to
1762 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1764 * config/spu/spu.c (spu_attribute_table): Make static. Move
1766 * config/v850/v850.c (v850_attribute_table): Make static. Move
1768 (v850_rtx_costs): Use local code with enum type.
1769 (expand_epilogue): Add cast.
1770 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1772 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1775 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1776 -m2a-single-only and -m2a-nofpu.
1777 * config/sh/sh.opt: Document m2a generates FPU code.
1779 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1781 * defaults.h (CAN_ELIMINATE): Provide default.
1782 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1783 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1784 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1785 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1786 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1787 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1788 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1789 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1790 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1791 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1793 2009-06-24 DJ Delorie <dj@redhat.com>
1795 * mep-ext-cop.cpu: Fix copyright notice.
1796 * mep-default: Fix copyright notice.
1797 * mep-core: Fix copyright notice.
1798 * mep: Fix copyright notice.
1799 * mep-ivc2: Fix copyright notice.
1800 * mep-c5: Fix copyright notice.
1802 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1804 * doc/contrib.texi (Contributors):
1806 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1809 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1810 src and dst operands if necessary.
1812 2009-06-23 DJ Delorie <dj@redhat.com>
1815 * config.gcc: Add mep support.
1816 * recog.c: Resurrect validate_replace_rtx_subexp().
1817 * recog.h: Likewise.
1818 * config/mep/: Add new port:
1819 * config/mep/constraints.md: New file.
1820 * config/mep/default.h: New file.
1821 * config/mep/intrinsics.h: New file.
1822 * config/mep/intrinsics.md: New file.
1823 * config/mep/ivc2-template.h: New file.
1824 * config/mep/mep-c5.cpu: New file.
1825 * config/mep/mep-core.cpu: New file.
1826 * config/mep/mep-default.cpu: New file.
1827 * config/mep/mep-ext-cop.cpu: New file.
1828 * config/mep/mep-intrin.h: New file.
1829 * config/mep/mep-ivc2.cpu: New file.
1830 * config/mep/mep-lib1.asm: New file.
1831 * config/mep/mep-lib2.c: New file.
1832 * config/mep/mep-pragma.c: New file.
1833 * config/mep/mep-protos.h: New file.
1834 * config/mep/mep-tramp.c: New file.
1835 * config/mep/mep.c: New file.
1836 * config/mep/mep.cpu: New file.
1837 * config/mep/mep.h: New file.
1838 * config/mep/mep.md: New file.
1839 * config/mep/mep.opt: New file.
1840 * config/mep/predicates.md: New file.
1841 * config/mep/t-mep: New file.
1843 2009-06-23 Ian Lance Taylor <iant@google.com>
1845 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1846 from loose_warn into c_loose_warn and from strict_warn into
1847 c_strict_warn. Set and substitute warn_cxxflags. Check for
1848 --enable-build-with-cxx. Set and substitute
1849 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1850 * Makefile.in (CXXFLAGS): New variable.
1851 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1852 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1853 the default is the same as $(STRICT_WARN).
1854 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1855 (CXX): New variable.
1856 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1857 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1858 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1859 (HOST_LIBS): New variable.
1860 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1861 (ALL_CXXFLAGS): New variable.
1862 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1863 * doc/install.texi (Configuration): Document
1864 --enable-build-with-cxx, --with-stage1-ldflags,
1865 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1866 * configure: Rebuild.
1868 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1870 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1871 from previous commit.
1873 2009-06-23 Ian Lance Taylor <iant@google.com>
1875 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1877 2009-06-23 Ian Lance Taylor <iant@google.com>
1879 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1880 with ATTRIBUTE_UNUSED.
1882 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1883 Pat Haugen <pthaugen@us.ibm.com>
1884 Revital Eres <eres@il.ibm.com>
1886 * config.in (HAVE_AS_POPCNTD): Add default definition.
1887 (HAVE_AS_LWSYNC): Ditto.
1889 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1891 (gcc_cv_as_powerpc_cmpb): Ditto.
1892 (gcc_cv_as_powerpc_dfp): Ditto.
1893 (gcc_cv_as_powerpc_vsx): Ditto.
1894 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1895 supporting the popcntd/lwsync instructions.
1896 (gcc_cv_as_powerpc_lwsync): Ditto.
1897 * configure: Regenerate.
1899 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1900 -mcpu=native and -mcpu=power7.
1901 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1903 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1904 a variable instead of a mask to reduce the number of mask bits.
1905 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1906 (-mbit-word): Ditto.
1907 (-mregnames): Ditto.
1908 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1909 (-mfused-madd): Ditto.
1911 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1913 (-mvsx): New switch for VSX instructions.
1914 (-misel): Move from a variable to a mask to allow it to be set by
1917 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1918 function declaration to an array declaration.
1919 (rs6000_hard_regno_nregs): New external array declaration.
1921 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1922 files included by rs6000.md.
1924 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1925 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1927 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1929 (rs6000_debug_reg): New -mdebug= variables.
1930 (rs6000_debug_addr): Ditto.
1931 (rs6000_debug_cost): Ditto.
1932 (rs6000_pmode): New variable to hold Pmode.
1933 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1934 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1935 calculated at compiler start.
1936 (rs6000_hard_regno_nregs): Change function to an array which holds
1937 HARD_REGNO_NREGS calculated at compiler start.
1938 (rs6000_explicit_options): Delete isel field.
1939 (rs6000_vector_unit): New array to hold which vector unit
1940 supports arithmetic options for a given type.
1941 (rs6000_vector_mem): New array to hold which vector unit supports
1942 memory reference operations for a given type.
1943 (rs6000_vector_align): New array to given the alignment of each
1945 (power7_cost): New basic costs for power7.
1946 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1947 (rs6000_hard_regno_nregs_internal): New function, moved from
1948 HARD_REGNO_NREGS, to calculate the number of registers each hard
1949 register takes for each type.
1950 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1951 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1952 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1953 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1954 unit information here so it is calculated once at compiler startup
1956 (rs6000_override_options): Make -misel a target mask. Add more
1957 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1958 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1960 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1961 (rs6000_handle_option): Move -misel from variable to target mask.
1962 (rs6000_builtin_mask_for_load): Add VSX support.
1963 (rs6000_conditional_register_usage): Ditto.
1964 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1965 (function_arg_boundary): Ditto.
1966 (rs6000_expand_builtin): Ditto.
1967 (def_builtin): Make abort message a little friendlier.
1968 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1970 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1971 assembler support the popcntd instruction instead of a vsx
1972 instruction to enable power7 support.
1973 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1974 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1975 option to the assembler if -mcpu=native.
1976 (ASM_CPU_NATIVE_SPEC): Ditto.
1977 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1979 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1980 the lwsync instruction.
1981 (enum processor_type): Add PROCESSOR_POWER7.
1982 (rs6000_debug_reg): New -mdebug= options.
1983 (rs6000_debug_addr): Ditto.
1984 (rs6000_debug_cost): Ditto.
1985 (rs6000_isel): Delete.
1986 (enum rs6000_vector): New enum to say what vector unit we have.
1987 (VECTOR_UNIT_*): New macros to say which vector unit has
1988 arithmetic operations for a given type.
1989 (VECTOR_MEM_*): New macros to say which vector unit has memory
1990 operations for a given type.
1991 (TARGET_LDBRX): Whether the machine supports the ldbrx
1993 (TARGET_ISEL): Delete, -misel moved to be a mask.
1994 (TARGET_ISEL64): New macro for 64-bit isel support.
1995 (UNITS_PER_VSX_WORD): New macro.
1996 (POINTER_SIZE): Move to be an external variable, rather than
1997 calculating whether we are generating 32 ot 64-bit code.
1999 (STACK_BOUNDARY): Add VSX support.
2000 (LOCAL_ALIGNMENT): Ditto.
2001 (SLOW_UNALIGNED_ACCESS): Ditto.
2002 (VSX_REGNO_P): New macro for VSX support.
2003 (VFLOAT_REGNO_P): Ditto.
2004 (VINT_REGNO_P): Ditto.
2005 (VLOGICAL_REGNO_P): Ditto.
2006 (VSX_VECTOR_MODE): Ditto.
2007 (VSX_SCALAR_MODE): Ditto.
2009 (VSX_MOVE_MODE): Ditto.
2010 (VSX_REG_CLASS_P): Ditto.
2011 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2013 (UNITS_PER_SIMD_WORD): Add VSX support.
2014 (MODES_TIEABLE_P): Ditto.
2015 (STARTING_FRAME_OFFSET): Ditto.
2016 (STACK_DYNAMIC_OFFSET): Ditto.
2017 (EPILOGUE_USES): Ditto.
2018 (REGNO_REG_CLASS): Move to array lookup.
2019 (CLASS_MAX_NREGS): Ditto.
2020 (rs6000_vector_reg_class): Add declaration.
2021 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2022 overlap with the floating point and Altivec registers.
2024 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2026 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2027 give the appropriate asm switches if -mcpu=native.
2028 (host_detect_local_cpu): Add support for "asm".
2029 (host_detect_local_cpu): Follow GNU code guidelines for name.
2031 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2032 -mbit-word to a variable instead of being a target mask.
2034 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2035 emit the lwsync instruction instead of emitting the instruction as
2036 an integer constant.
2038 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2039 fixuns_trundfsi2, move expander into rs6000.md.
2041 * config/rs6000/rs6000.md (cpu): Add power7.
2042 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2043 (logical predicate patterns): Change the single instruction
2044 primitives that set CR0 to be fast_compare instead of compare.
2046 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2047 (popcntddi2): Ditto.
2048 (popcount<mode>): Ditto.
2049 (floating multiply/add insns): Name the floating point
2051 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2052 (isel_unsigned_<mode>): Ditto.
2053 (fixuns_trundfsi2): Move expander here from spe.md.
2054 (smindi3): Define if we have -misel on 64-bit systems.
2059 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2061 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2063 * config/avr/avr.c (avr_current_device): New variable.
2064 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2065 (avr_arch, mcu_type_s): Move to avr.h.
2066 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2067 default_data_section_start fields.
2068 (avr_arch): Moved from avr.c.
2069 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2070 library_name fields.
2071 (avr_current_device, avr_mcu_types, avr_arch_types,
2072 avr_device_to_arch, avr_device_to_data_start,
2073 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2074 (EXTRA_SPEC_FUNCTIONS): Define.
2075 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2076 options mapping. Use device_to_arch and device_to_data_start insted.
2077 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2078 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2079 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2080 * config/avr/driver-avr.c: New file.
2081 * config/avr/avr-devices.c: New file.
2083 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2085 * var-tracking.c (unshare_variable): Force initialized to
2086 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2087 (set_variable_part): Likewise.
2088 (struct variable_union_info): Remove pos_src field.
2089 (vui_vec, vui_allocated): New variables.
2090 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2091 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2092 == 1 use a simpler sorting algorithm. Compute pos field right
2093 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2094 Avoid quadratic comparison if !flag_var_tracking_uninit.
2095 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2096 unshare_variable unconditionally.
2097 (dataflow_set_different_2): Removed.
2098 (dataflow_set_different): Don't traverse second hash table.
2099 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2100 unconditionally to var_reg_set or var_mem_set.
2101 (emit_notes_in_bb): Likewise.
2102 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2104 (emit_note_insn_var_location): Don't set initialized to
2105 VAR_INIT_STATUS_INITIALIZED early.
2106 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2108 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2110 * tree-object-size.c (addr_object_size): Instead of checking
2111 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2112 are no FIELD_DECLs following it.
2114 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2116 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2117 order to match bswaps with signed source operands.
2119 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2121 * sdbout.c (sdbout_one_type): Fix braces in switch.
2123 2009-06-23 Richard Guenther <rguenther@suse.de>
2125 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2127 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2128 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2129 var_callused, callused_tree, var_storedanything, storedanything_tree,
2130 var_integer, integer_tree): Remove global variables.
2131 (new_var_info): Do not pass new id, append the new var to the
2132 global variable vector.
2133 (do_ds_constraint): Use is_global_var member of the variable-info.
2134 (new_scalar_tmp_constraint_exp): Adjust.
2135 (create_function_info_for): Likewise.
2136 (create_variable_info_for): Likewise.
2137 (find_what_var_points_to): Remove dead code.
2138 (init_base_vars): Simplify.
2139 (compute_points_to_sets): Adjust.
2141 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2143 * combine.c (try_combine): Dump information about the insns we're
2146 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2148 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2149 check when calling force_to_mode on TRUNCATE's operand.
2151 2009-06-22 Ian Lance Taylor <iant@google.com>
2153 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2155 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2157 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2159 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2161 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2162 override library linkage flags such as -static-libgcc or
2165 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2167 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2169 2009-06-22 Ian Lance Taylor <iant@google.com>
2171 * config/linux.opt: Put mglibc ahead of muclibc.
2173 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2174 for duplicate decls.
2176 2009-06-22 Matthias Klose <doko@ubuntu.com>
2178 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2180 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2183 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2184 instead of NULL if a parser error occurs.
2186 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2188 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2189 non-DWARF2_DEBUGGING_INFO version.
2191 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2193 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2194 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2196 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2197 (LIBGCC2_TF_CEXT): Define.
2200 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2203 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2205 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2207 * config/arm/arm.c (arm_override_options): Disable
2208 -mcaller-super-interworking and -mcallee-super-interworking.
2209 * doc/invoke.texi (ARM Options): Document this.
2211 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2213 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2214 * config/arm/constraints.md (j): New constraint for movw operands.
2215 (N): Remove thumb2 meaning.
2216 * config/arm/arm.md (*arm_movw): Delete.
2217 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2218 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2219 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2221 2009-06-22 Martin Jambor <mjambor@suse.cz>
2223 PR tree-optimization/40492
2224 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2225 build_ref_for_offset.
2227 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2229 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2230 JUMP_TABLE_DATA_P predicates where applicable.
2231 * auto-inc-dec.c: Ditto.
2232 * builtins.c: Ditto.
2233 * caller-save.c: Ditto.
2235 * cfgcleanup.c: Ditto.
2236 * cfglayout.c: Ditto.
2239 * combine-stack-adj.c: Ditto.
2245 * dwarf2asm.c: Ditto.
2246 * dwarf2out.c: Ditto.
2247 * emit-rtl.c: Ditto.
2253 * function.c: Ditto.
2256 * genpreds.c: Ditto.
2257 * genrecog.c: Ditto.
2259 * ira-costs.c: Ditto.
2260 * ira-lives.c: Ditto.
2263 * lower-subreg.c: Ditto.
2264 * modulo-sched.c: Ditto.
2266 * postreload.c: Ditto.
2267 * print-rtl.c: Ditto.
2276 * sched-vis.c: Ditto.
2278 * sel-sched-ir.c: Ditto.
2279 * simplify-rtx.c: Ditto.
2280 * targhooks.c: Ditto.
2281 * var-tracking.c: Ditto.
2282 * vmsdbgout.c: Ditto.
2284 2009-06-22 Matthias Klose <doko@ubuntu.com>
2286 * Makefile.in (install-plugin): Always use DESTDIR.
2288 2009-06-22 Olivier Hainque <hainque@adacore.com>
2290 * config/pa/pa.c (output_call): Don't optimize post call jumps
2291 into return address adjustments if the call may throw.
2293 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2295 * arm.c (thumb1_output_casesi): New function.
2296 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2297 optimizing for size or PIC.
2298 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2299 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2300 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2301 (thumb1_casesi_internal_pic): New expand rule.
2302 (thumb1_casesi_dispatch): New pattern.
2303 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2305 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2306 in the text seciton when PIC or optimizing for size.
2307 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2308 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2309 preservation properties of code.
2310 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2311 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2312 (__gnu_thumb1_case_si): New function.
2313 * t-arm (LIB1ASMSRC): Define here.
2314 (LIB1ASMFUNCS): Add some common functions.
2315 * t-arm-elf (LIB1ASMSRC): Delete.
2316 (LIB1ASMFUNCS): Append to existing set.
2317 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2318 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2319 * t-symbian (LIB1ASMFUNCS): Likewise.
2320 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2321 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2323 2009-06-21 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/38729
2326 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2327 to loops with a single exit if -fno-expensive-optimizations.
2329 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2331 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2332 (dataflow_set): Change vars type from htab_t to shared_hash.
2333 (shared_hash_pool, empty_shared_hash): New variables.
2334 (vars_clear): Removed.
2335 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2336 shared_hash_find_slot_unshare, shared_hash_find_slot,
2337 shared_hash_find_slot_noinsert, shared_hash_find): New
2339 (shared_hash_unshare, shared_hash_destroy): New functions.
2340 (unshare_variable): Unshare set->vars if shared, use
2342 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2343 (get_init_value, find_src_set_src, dump_dataflow_set,
2344 clobber_variable_part, emit_notes_for_differences): Use
2346 (dataflow_set_init): Remove second argument, set vars to
2347 empty_shared_hash instead of creating a new htab.
2348 (dataflow_set_clear): Call shared_hash_destroy and set vars
2349 to empty_shared_hash instead of calling vars_clear.
2350 (dataflow_set_copy): Don't call vars_copy, instead just share
2351 the src htab with dst.
2352 (variable_union): Use shared_hash_*, use initially NO_INSERT
2353 lookup if set->vars is shared. Don't keep slot cleared before
2354 calling unshare_variable. Unshare set->vars if needed.
2355 Even ->refcount == 1 vars must be unshared if set->vars is shared
2356 and var needs to be modified.
2357 (variable_canonicalize): New function.
2358 (dataflow_set_union): If dst->vars is empty, just share src->vars
2359 with dst->vars and traverse with variable_canonicalize to canonicalize
2360 and unshare what is needed.
2361 (dataflow_set_different): If old_set and new_set use the same shared
2362 htab, they aren't different. If number of htab elements is different,
2363 htabs are different. Use shared_hash_*.
2364 (dataflow_set_destroy): Call shared_hash_destroy instead of
2366 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2367 second argument to dataflow_set_init.
2368 (vt_initialize): Likewise. Initialize shared_hash_pool and
2369 empty_shared_hash, move bb in/out initialization afterwards.
2370 Use variable_htab_free instead of NULL as changed_variables del hook.
2371 (variable_was_changed): Change type of second argument to pointer to
2372 dataflow_set. When inserting var into changed_variables, bump
2373 refcount. Unshare set->vars if set is shared htab and slot needs to
2375 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2376 lookup if set->vars is shared. Unshare set->vars if needed.
2377 Even ->refcount == 1 vars must be unshared if set->vars is shared
2378 and var needs to be modified. Adjust variable_was_changed caller.
2379 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2380 vars must be unshared if set->vars is shared and var needs to be
2381 modified. Adjust variable_was_changed caller.
2382 (emit_note_insn_var_location): Don't pool_free var.
2383 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2385 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2386 free_alloc_pool on shared_hash_pool.
2388 2009-06-20 Anthony Green <green@moxielogic.com>
2390 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2391 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2393 2009-06-20 Richard Guenther <rguenther@suse.de>
2395 * tree-ssa-structalias.c (find_func_aliases): For memset use
2396 a constraint from NULL if we memset to zero.
2397 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2398 we explicitly handle that do not read from memory.
2399 (call_may_clobber_ref_p_1): Properly handle builtins that may
2402 2009-06-20 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/40495
2405 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2406 (new_scalar_tmp_constraint_exp): New function.
2407 (process_constraint): Do not create temporary decls.
2408 (process_all_all_constraints): Likewise.
2409 (handle_const_call): Likewise.
2410 (create_function_info_for): Do not set decl.
2412 2009-06-19 Ian Lance Taylor <iant@google.com>
2414 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2415 (rs6000_attribute_table): Make static; move before use.
2417 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2419 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2420 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2421 Propagate the TREE_READONLY flag without overwriting it.
2422 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2423 Propagate the TREE_READONLY flag onto the result.
2424 (process_call_operands): Move around. Use correct constant value.
2426 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2429 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2430 * config/arm/arm.md: Likewise.
2432 2009-06-19 Ian Lance Taylor <iant@google.com>
2434 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2435 to GIMPLE_ERROR_MARK.
2437 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2438 op2_original_type parameters. Warn about using different enum types.
2439 * c-parser.c (c_parser_conditional_expression): Pass original
2440 types to build_conditional_expr.
2441 * c-tree.h (build_conditional_expr): Update declaration.
2443 2009-06-19 Ian Lance Taylor <iant@google.com>
2445 * config/i386/i386.c (ix86_function_specific_save): Test that
2446 fields match values, rather than testing the values are in a
2449 2009-06-19 Richard Guenther <rguenther@suse.de>
2451 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2453 (ptr_derefs_may_alias_p): Likewise.
2454 (ptr_deref_may_alias_ref_p_1): New function.
2455 (ptr_deref_may_alias_ref_p): Likewise.
2456 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2457 covered by looking at the ESCAPED solution.
2458 (call_may_clobber_ref_p_1): Likewise.
2459 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2460 Handle NULL_TREE offset. Do not produce redundant constraints.
2461 (process_all_all_constraints): New helper function.
2462 (do_structure_copy): Use it.
2463 (handle_lhs_call): Likewise.
2464 (find_func_aliases): Handle some builtins with pointer arguments
2465 and/or return values explicitly.
2467 2009-06-19 Ian Lance Taylor <iant@google.com>
2469 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2471 2009-06-19 Ian Lance Taylor <iant@google.com>
2473 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2475 2009-06-19 Ian Lance Taylor <iant@google.com>
2477 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2478 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2481 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2482 uninitialized const.
2484 2009-06-19 Ian Lance Taylor <iant@google.com>
2486 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2489 * c-decl.c (in_struct, struct_types): Remove.
2490 (struct c_binding): Add in_struct field.
2491 (c_binding_ptr): Define type, along with VEC.
2492 (struct c_struct_parse_info): Define.
2493 (struct_parse_info): New static variable.
2494 (bind): Initialize in_struct field.
2495 (start_struct): Remove enclosing_in_struct and
2496 enclosing_struct_types parameters. Add
2497 enclosing_struct_parse_info parameter. Change all callers. Set
2498 struct_parse_info rather than in_struct and struct_types.
2499 (grokfield): If -Wc++-compat and there is a symbol binding for the
2500 field name, set the in_struct flag and push it on the
2501 struct_parse_info->fields vector.
2502 (warn_cxx_compat_finish_struct): New static function.
2503 (finish_struct): Remove enclosing_in_struct and
2504 enclosing_struct_types parameters. Add
2505 enclosing_struct_parse_info parameter. Change all callers. Don't
2506 set C_TYPE_DEFINED_IN_STRUCT here. Call
2507 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2508 parameter. Only push on struct_types if warn_cxx_compat.
2509 (finish_enum): Only push on struct_types if warn_cxx_compat.
2510 (declspecs_add_type): Add loc parameter. Change all callers.
2511 Change all error calls to error_at. Pass loc, not input_location,
2512 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2513 defined in a struct. If -Wc++-compat and parsing a struct, record
2514 that a typedef name was used.
2515 * c-parser.c (c_parser_declspecs): Get location to pass to
2517 (c_parser_struct_or_union_specifier): Update calls to start_struct
2519 * c-tree.h (struct c_struct_parse_info): Declare.
2520 (finish_struct, start_struct): Update declarations.
2521 (declspecs_add_type): Update declaration.
2523 2009-06-19 Ian Lance Taylor <iant@google.com>
2525 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2526 variable with an anonymous type.
2528 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2530 * see.c: Remove for real.
2532 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2534 * optabs.h (enum optab_index): Add new OTI_significand.
2535 (significand_optab): Define corresponding macro.
2536 * optabs.c (init_optabs): Initialize significand_optab.
2537 * genopinit.c (optabs): Implement significand_optab using
2538 significand?f2 patterns.
2539 * builtins.c (expand_builtin_mathfn): Handle
2540 BUILT_IN_SIGNIFICAND{,F,L}.
2541 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2542 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2544 * config/i386/i386.md (significandxf2, significand<mode>2): New
2545 expanders to implement significandf, significand and significandl
2546 built-ins as inline x87 intrinsics.
2548 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2550 * config/avr/avr.c (avr_override_options): Remove setting value of
2551 PARAM_INLINE_CALL_COST.
2553 2009-06-18 Richard Henderson <rth@redhat.com>
2556 * tree-pass.h (TDF_ASMNAME): New.
2557 * tree-dump.c (dump_options): Add asmname.
2558 * doc/invoke.texi: Document it.
2560 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2561 (dump_decl_name): ...here.
2562 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2563 (dump_generic_node): Update dump_function_name calls.
2564 (print_call_name): New flags arg; update all dump calls.
2565 * diagnostic.h (print_call_name): Update.
2566 * gimple-pretty-print.c (dump_gimple_call): Update.
2568 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2571 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2573 2009-06-18 Diego Novillo <dnovillo@google.com>
2575 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2576 * plugin.c (str_license): Declare.
2577 (try_init_one_plugin): Assert that the symbol
2578 'plugin_is_GPL_compatible' exists.
2580 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2583 * Makefile.in (OBJS-common): Remove see.o.
2585 * common.opt (fsee): Mark as preserved for backward compatibility.
2586 * opts.c (common_handle_option): Add OPT_fsee to the backward
2587 compatibility section.
2588 * passes.c (init_optimization_passes, pass_see): Remove pass.
2589 * timevar.def (TV_SEE): Remove.
2590 * tree-pass.h (pass_see): Remove declaration.
2591 * doc/invoke.texi (-fsee): Remove documentation.
2593 2009-06-18 Martin Jambor <mjambor@suse.cz>
2595 * tree-sra.c: Include statistics.h
2596 (sra_stats): New variable.
2597 (sra_initialize): Clear sra_stats.
2598 (create_access_replacement): Increment sra_stats.replacements.
2599 (get_access_replacement): Do not return twice.
2600 (analyze_all_variable_accesses): Increment statistics counter by the
2601 number of scalarized aggregates.
2602 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2603 (sra_modify_expr): Increment sra_stats.exprs.
2604 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2605 (sra_modify_assign): Increment sra_stats.exprs,
2606 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2607 (perform_intra_sra): Update statistics counters.
2608 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2610 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2612 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2613 (arm_scalar_mode_supported_p): New function.
2615 2009-06-18 Paul Brook <paul@codesourcery.com>
2616 Sandra Loosemore <sandra@codesourcery.com>
2618 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2619 (__extendhfsf2, __truncsfhf2): Define.
2620 * config/arm/fp16.c: New file.
2621 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2622 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2624 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2626 * doc/extend.texi (Half-Precision): New section.
2627 * doc/invoke.texi (Option Summary): List -mfp16-format.
2628 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2629 * config/arm/arm.opt (mfp16-format=): New.
2630 * config/arm/arm.c: Include intl.h.
2631 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2632 (TARGET_INVALID_RETURN_TYPE): Redefine.
2633 (TARGET_PROMOTED_TYPE): Redefine.
2634 (TARGET_CONVERT_TO_TYPE): Redefine.
2635 (arm_fp16_format): Define.
2636 (all_fpus): Add entry for neon-fp16.
2637 (fp_model_for_fpu): Likewise.
2638 (struct fp16_format): Declare.
2639 (all_fp16_formats): Define.
2640 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2642 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2644 (arm_legitimate_index_p): Treat HFmode like HImode.
2645 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2646 (coproc_secondary_reload_class): Special-case HFmode.
2647 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2648 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2649 (arm_init_fp16_builtins): New.
2650 (arm_init_builtins): Call it.
2651 (arm_invalid_parameter_type): New.
2652 (arm_invalid_return_type): New.
2653 (arm_promoted_type): New.
2654 (arm_convert_to_type).
2655 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2657 (arm_emit_fp16_const): New function.
2658 (arm_mangle_type): Mangle __fp16 as "Dh".
2659 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2661 (TARGET_NEON_FP16): New.
2662 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2663 (enum fputype): Add FPUTYPE_NEON_FP16.
2664 (enum arm_fp16_format_type): Declare.
2665 (arm_fp16_format): Declare.
2666 (LARGEST_EXPONENT_IS_NORMAL): Define.
2667 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2668 * config/arm/arm-modes.def (HFmode): Define.
2669 * config/arm/vfp.md: (*movhf_vfp): New.
2672 * config/arm/arm.md: (fpu): Add neon_fp16.
2673 (floatsihf2, floatdihf2): New.
2674 (fix_trunchfsi2, fix_trunchfdi2): New.
2678 (*arm32_movhf): New.
2679 (*thumb1_movhf): New.
2680 (consttable_2): Add check for HFmode constants.
2681 (consttable_4): Handle HFmode constants.
2683 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2685 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2687 2009-06-17 Olivier Hainque <hainque@adacore.com>
2689 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2690 const char ** conversion in AIX specific section.
2692 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2694 * config/i386/i386.c (ix86_special_builtin_type): Remove
2695 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2696 (bdesc_special_args): Updated.
2697 (ix86_init_mmx_sse_builtins): Likewise.
2698 (ix86_expand_special_args_builtin): Likewise.
2700 2009-06-17 Richard Henderson <rth@redhat.com>
2702 * tree-pretty-print.c (maybe_dump_asm_name): New.
2703 (dump_decl_name): Use it.
2704 (PRINT_FUNCTION_NAME): Merge into...
2705 (dump_function_name): ... here. Use maybe_dump_asm_name.
2707 2009-06-17 Cary Coutant <ccoutant@google.com>
2709 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2711 * debug.c (struct gcc_debug_hooks): Change placeholder for
2713 (debug_nothing_int_charstar_int): Replaced by...
2714 (debug_nothing_int_charstar_int_bool): ...this.
2715 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2716 source_line prototype.
2717 (debug_nothing_int_charstar_int): Replaced by...
2718 (debug_nothing_int_charstar_int_bool): ...this.
2719 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2720 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2721 Output is_stmt operand when necessary.
2722 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2723 (notice_source_line): Add is_stmt parameter.
2724 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2725 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2727 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2728 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2730 2009-06-17 Ian Lance Taylor <iant@google.com>
2732 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2734 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2737 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2739 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2740 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2741 tree_strip_sign_nop_conversions and
2742 tree_ssa_strip_useless_type_conversions rather than stripping
2743 the operations here.
2744 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2746 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2747 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2748 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2749 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2752 2009-06-17 Michael Eager <eager@eagercon.com>
2754 * config/rs6000/constraints.md (register_constraint "d"): New.
2755 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2756 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2757 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2758 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2759 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2760 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2761 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2762 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2763 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2764 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2766 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2767 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2768 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2769 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2770 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2771 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2772 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2773 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2774 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2775 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2776 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2777 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2778 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2779 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2781 2009-06-16 Ian Lance Taylor <iant@google.com>
2783 * profile.c (total_num_never_executed): Don't define.
2784 (compute_branch_probabilities): Don't count or print
2786 (init_branch_prob): Don't set total_num_never_executed.
2787 (end_branch_prob): Don't print total_num_never_executed.
2789 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2791 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2793 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2795 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2796 (nabstd2_fpr): Same.
2798 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2800 * expr.c (expand_assignment): Change complex type check.
2802 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2804 * doc/plugins.texi (Building GCC plugins): Added new section.
2806 2009-06-17 Ian Lance Taylor <iant@google.com>
2808 * c-pch.c (get_ident): Don't set size of templ array.
2809 (pch_init): Don't set size of partial_pch array.
2811 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2812 string constant to intialize an array whose size is the length of
2815 2009-06-17 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/40389
2818 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2819 to addressable types.
2820 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2822 2009-06-17 Richard Guenther <rguenther@suse.de>
2825 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2826 if there is no evolution of left in the loop bail out.
2827 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2828 chrec_fold_multiply.
2830 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2831 Janis Johnson <janis187@us.ibm.com>
2834 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2835 for the symbol ref of a constant that is the source of a move
2836 - nor for any other not-obvious-label-ref constants.
2838 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2840 * plugin.c (position_pass): Skip newly inserted pass during list
2841 traversal to avoid repeated insertion.
2843 2009-06-16 Ian Lance Taylor <iant@google.com>
2845 * vec.h (VEC_stack_alloc): Define different version if
2846 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2847 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2848 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2849 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2851 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2853 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2855 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2856 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2857 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2858 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2859 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2860 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2861 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2862 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2863 __builtin_ia32_rdtscp.
2864 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2865 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2866 and __builtin_ia32_rorhi.
2867 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2868 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2869 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2870 (ix86_expand_args_builtin): Likewise.
2871 (ix86_expand_special_args_builtin): Likewise.
2873 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2874 (UNSPECV_RDTSC): Likewise.
2875 (UNSPECV_RDPMC): Likewise.
2876 (*bsr): Renamed to ...
2878 (*bsr_rex64): Renamed to ...
2882 (*rdpmc_rex64): Likewise.
2885 (*rdtsc_rex64): Likewise.
2887 (*rdtscp): Likewise.
2888 (*rdtscp_rex64): Likewise.
2890 * config/i386/ia32intrin.h: New.
2892 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2894 2009-06-16 Ian Lance Taylor <iant@google.com>
2896 * ira-build.c (copy_info_to_removed_store_destinations):
2897 Initialize parent_a.
2899 2009-06-16 Ian Lance Taylor <iant@google.com>
2901 * c-decl.c (grokdeclarator): Change size_varies to bool.
2903 2009-06-16 Ian Lance Taylor <iant@google.com>
2905 * sel-sched.c: Make forward declarations of move_op_hooks and
2906 fur_hooks explicitly extern.
2908 2009-06-16 Ian Lance Taylor <iant@google.com>
2910 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2911 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2913 2009-06-16 Ian Lance Taylor <iant@google.com>
2915 * resource.c (mark_referenced_resources): Change
2916 include_delayed_effects parameter to bool. Change all callers.
2917 (mark_end_of_function_resources): Likewise.
2918 * reorg.c (insn_references_resource_p): Likewise.
2919 (insn_sets_resource_p): Likewise.
2920 * resource.h (mark_referenced_resources): Update declaration.
2921 (mark_end_of_function_resources): Update declaration.
2923 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2925 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2927 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2929 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2930 GCC can bootstrap on AIX with GNU Binutils 2.20.
2932 2009-06-16 Ian Lance Taylor <iant@google.com>
2934 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2936 2009-06-16 Ian Lance Taylor <iant@google.com>
2938 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2939 inline, not extern inline.
2940 (exact_log2): Likewise.
2941 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2943 (exact_log2): Likewise, but don't test CTZ_HWI.
2945 2009-06-16 Ian Lance Taylor <iant@google.com>
2947 * bitmap.c (bitmap_clear): Don't declare as inline.
2948 * gimple.c (gimplify_assign): Likewise.
2949 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2950 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2951 (sched_scan_info): Remove duplicate definition.
2953 2009-06-16 Ian Lance Taylor <iant@google.com>
2955 * c-common.c (skip_evaluation): Don't define.
2956 (c_inhibit_evaluation_warnings): Define global variable.
2957 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2958 than skip_evaluation.
2959 (convert_and_check, warn_for_div_by_zero): Likewise.
2960 * c-common.h (skip_evaluation): Don't declare.
2961 (c_inhibit_evaluation_warnings): Declare.
2962 * c-parser.c (c_parser_typeof_specifier): Set
2963 c_inhibit_evaluation_warnings rather than skip_evaluation.
2964 (c_parser_conditional_expression): Likewise.
2965 (c_parser_binary_expression): Likewise.
2966 (c_parser_sizeof_expression): Likewise.
2967 (c_parser_alignof_expression): Likewise.
2968 * c-typeck.c (build_indirect_ref): Check
2969 c_inhibit_evaluation_warnings rather than skip_evaluation.
2970 (build_conditional_expr, build_binary_op): Likewise.
2972 2009-06-16 Richard Guenther <rguenther@suse.de>
2974 * tree-ssa-alias.c (is_escape_site): Remove.
2975 * tree-ssa-alias.h (enum escape_type): Remove.
2976 (is_escape_site): Likewise.
2977 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2978 via casts and asms without deferring to is_escape_site.
2980 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2983 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2984 use gen_lowpart if op0 has complex mode.
2986 2009-06-16 Richard Guenther <rguenther@suse.de>
2988 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2989 variables add them to ESCAPED.
2990 (find_func_aliases): Do not make all indirectly stored values escaped.
2992 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2994 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2997 2009-06-16 Martin Jambor <mjambor@suse.cz>
2999 PR tree-optimization/40432
3000 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3001 check whether we need to force gimple register operand.
3003 2009-06-16 Martin Jambor <mjambor@suse.cz>
3005 PR tree-optimization/40413
3006 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3007 build_ref_for_offset.
3008 (propagate_subacesses_accross_link): Fix a typo in a comment.
3010 2009-06-16 Ira Rosen <irar@il.ibm.com>
3012 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3013 with additional parameter.
3014 * tree-vectorizer.h (enum vect_def_type): Add new value
3016 (enum vect_relevant): Add comments.
3017 (vect_is_simple_reduction): Add new argument.
3018 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3019 Detect nested cycles.
3020 (vect_is_simple_reduction): Update documentation, add an argument to
3021 distinguish inner-loop reduction from nested cycle, detect nested
3022 cycles, fix printings and indentation, don't swap operands in case
3024 (get_initial_def_for_reduction): Handle subtraction.
3025 (vect_create_epilog_for_reduction): Add new argument to specify
3027 (vect_finalize_reduction): Handle subtraction, fix comments.
3028 (vectorizable_reduction): Handle nested cycles. In case of nested
3029 cycle keep track of the reduction variable position. Call
3030 vect_is_simple_reduction with additional parameter. Use original
3031 statement code in reduction epilogue for nested cycle. Call
3032 vect_create_epilog_for_reduction with additional parameter.
3033 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3034 inner-loop vectorization.
3035 (vect_recog_widen_sum_pattern): Likewise.
3036 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3038 (vect_mark_stmts_to_be_vectorized): Likewise.
3039 (vect_get_vec_def_for_operand): Handle nested cycles.
3041 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3043 * doc/invoke.texi (Debugging Options): Fix option index entries
3044 for -fdump-statistics, -frandom-seed add entries for
3045 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3046 (FRV Options): Fix entries for -mTLS, -mtls.
3047 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3048 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3049 (M68hc1x Options): Fix @itemx for -mnominmax.
3050 (MCore Options): Fix entry for -mno-lsim.
3051 (MMIX Options): Fix entry for -mabi=mmixware.
3052 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3054 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3056 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3057 Mention the plugin mode of gengtype.
3058 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3059 * gengtype.c: Updated copyright.
3060 (plugin_files, nb_plugin_files) Added new static variables.
3061 (measure_input_list) Care about plugin_files.
3062 (write_rtx_next): Added early return in plugin mode.
3063 (create_file): Updated copyright year in generated file. Added
3065 (oprintf): Added early return if NULL outf.
3066 (get_output_file_with_visibility): Care of plugin_files.
3067 (get_output_file_name): May return null.
3068 (write_local): Added early return.
3069 (put_mangled_filename): Ditto.
3070 (finish_root_table): Added check for base_files.
3071 (write_roots): Care about null when plugins.
3072 (main): Added plugin mode.
3074 2009-06-15 Ian Lance Taylor <iant@google.com>
3076 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3077 * gcov.c (read_count_file): Add braces around variables declared
3080 * c.opt (Wjump-misses-init): New warning.
3081 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3082 -Wall and -Wc++-compat if not already set.
3083 (c_common_post_options): Clear warn_jump_misses_init if it was not
3085 * c-decl.c (struct c_binding): Change type field to a union with
3086 new label field. Make it the first field in the struct. Update
3087 references to type to use u.type instead.
3088 (struct c_spot_bindings): Define.
3089 (struct c_goto_bindings): Define.
3090 (c_goto_bindings_p): Define, along with VECs.
3091 (struct c_label_vars): Define.
3092 (struct c_scope): Add has_label_bindings field.
3093 (bind_label, set_spot_bindings): New static functions.
3094 (decl_jump_unsafe, update_spot_bindings): New static functions.
3095 (update_label_decls): New static function.
3096 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3097 Update binding u.label field to shadowed field.
3098 (c_binding_start_stmt_expr): New function.
3099 (c_binding_end_stmt_expr): New function.
3100 (pushdecl): Don't call c_begin_vm_scope.
3101 (make_label): Add defining and p_label_vars parameters. Change
3103 (lookup_label): Correct test for whether a label has not yet been
3104 defined. Call bind_label rather than bind.
3105 (warn_about_goto): New static function.
3106 (lookup_label_for_goto): New function.
3107 (declare_label): Call bind_label rather than bind.
3108 (check_earlier_gotos): New static function.
3109 (define_label): Don't give errors about jumping into statement
3110 expressions or scopes of variably modified types. Call
3111 set_spot_bindings and check_earlier_gotos. Call bind_label
3112 instead of bind. Don't set label_context_stack_se or
3113 label_context_stack_vm.
3114 (c_get_switch_bindings): New function.
3115 (c_release_switch_bindings): New function.
3116 (c_check_switch_jump_warnings): New function.
3117 (start_function): Don't set label_context_stack_se or
3118 label_context_stack_vm.
3119 (finish_function): Likewise.
3120 * c-typeck.c (label_context_stack_se): Don't define.
3121 (label_context_stack_vm): Don't define.
3122 (c_finish_goto_label): Call lookup_label_for_goto rather than
3123 lookup_label. Don't give errors about jumping into a statement
3124 expression or the scope of a variably modified type. Don't set
3125 label_context_stack_se or label_context_stack_vm.
3126 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3127 fields. Add bindings field.
3128 (c_start_case): Don't set deleted fields. Set bindings field.
3129 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3130 or blocked_vm. Call c_check_switch_jump_warnings.
3131 (c_finish_case): Don't test blocked_stmt_expr field. Call
3132 c_release_switch_bindings.
3133 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3134 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3135 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3136 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3137 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3138 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3139 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3140 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3141 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3142 (C_DECL_UNJUMPABLE_VM): Don't define.
3143 (C_DECL_UNDEFINABLE_VM): Don't define.
3144 (struct c_label_list): Don't define.
3145 (struct c_label_context_se): Don't define.
3146 (struct c_label_context_vm): Don't define.
3147 (struct c_spot_bindings): Declare.
3148 (c_bindings_start_stmt_expr): Declare.
3149 (c_bindings_end_stmt_expr): Declare.
3150 (lookup_label_for_goto): Declare.
3151 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3152 (c_check_switch_jump_warnings): Declare.
3153 (label_context_stack_se, label_context_stack_vm): Don't declare.
3154 (c_finish_goto_label): Update declaration.
3155 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3156 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3157 (Warning Options): Document -Wjump-misses-init.
3159 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3161 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3164 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3166 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3168 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3170 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3172 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3174 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3176 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3178 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3179 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3180 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3181 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3182 * dwarf2asm.c (dw2_force_const_mem): Update call to
3184 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3185 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3186 * langhooks.c (lhd_comdat_group): Remove.
3187 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3188 * tree.h (DECL_COMDAT_GROUP): New.
3189 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3190 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3191 (make_decl_one_only): Change signature.
3192 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3194 (make_decl_one_only): Change signature.
3195 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3197 2009-06-15 Richard Guenther <rguenther@suse.de>
3200 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3202 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3204 * tree-ssa-math-opts.c: Remove extra divide.
3206 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3208 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3210 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3212 * passes.c: Add bswap pass.
3213 * tree-pass.h: Add pass_optimize_bswap declaration.
3214 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3215 Include rtl.h, expr.h and optabs.h for optab_handler check.
3216 (struct symbolic_number, pass_optimize_bswap): New definition.
3217 (do_shift_rotate, verify_symbolic_number_p): New functions.
3218 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3219 (gate_optimize_bswap): New function.
3220 * tree.c (widest_int_cst_value): New function.
3221 * tree.h (widest_int_cst_value): Prototype added.
3223 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3225 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3226 REG_EQUAL/REG_EQUIV notes.
3228 2009-06-14 Richard Guenther <rguenther@suse.de>
3231 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3232 has its address taken if NRV was applied and it is addressable.
3233 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3234 function split out from ...
3235 (get_constraint_for_1): ... here.
3236 (handle_rhs_call): Use it to mark the return slot escaped if
3237 it is addressable and NRV was applied.
3239 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3241 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3242 Change first argument type to location_t.
3243 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3244 Do not set input_location.
3245 Use loc instead of input_location throughout.
3247 2009-06-13 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/40421
3250 * tree-predcom.c (should_unroll_loop_p): Remove.
3251 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3253 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3255 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3256 Add location argument.
3258 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3260 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3262 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3263 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3264 * config/spu/spu-protos.h: Add location to
3265 spu_resolve_overloaded_builtin.
3266 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3267 spu_build_builtin_va_list.
3268 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3269 argument. Pass location to build_function_call_vec.
3270 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3272 (emit_fpu_switch): Same.
3273 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3274 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3275 to build_decl and create_artificial_label.
3276 (xtensa_gimplify_va_arg_expr): Same.
3277 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3278 (xstormy16_gimplify_va_arg_expr): Same.
3279 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3280 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3281 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3282 (mips16_build_function_stub): Same.
3283 (mips16_build_call_stub): Same.
3285 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3288 * arm/constraints.md (Pa, Pb): New constraints.
3289 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3290 split pattern to deal with them.
3292 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3294 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3295 fix index entry for -Xpreprocessor.
3297 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3299 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3300 Add location argument to build_decl call.
3301 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3302 (rs6000_init_builtins): Same.
3303 (spe_init_builtins): Same.
3304 (rs6000_gimplify_va_arg): Add location argument to
3305 create_artificial_label call.
3307 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3309 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3310 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3311 * Makefile.in: Fix GGC dependency for gcse.o.
3313 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3315 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3316 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3317 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3319 * c-parser.c (c_parser_binary_expression): Use current column while
3320 building binary operations.
3321 * common.opt (fshow-column): Enable by default.
3322 * tree-vrp.c (check_array_ref): Use warning_at.
3323 (check_array_bounds): Use location from call back if expr has no
3325 * tree.h: Add location argument to maybe_fold_*.
3326 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3327 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3328 (maybe_fold_offset_to_component_ref): Same.
3329 (maybe_fold_offset_to_reference): Same.
3330 (maybe_fold_offset_to_address): Same.
3331 (maybe_fold_stmt_indirect): Same.
3332 (maybe_fold_stmt_addition): Same.
3333 (fold_stmt_r): Pass location to maybe_fold_*.
3334 (fold_gimple_assign): Same.
3335 * c-tree.h: Add location argument to finish_decl,
3336 default_function_array_conversion, store_init_value.
3337 * c-decl.c (define_label): Use error_at.
3338 (c_make_fname_decl): Pass location to finish_decl.
3339 (finish_decl): New location argument.
3340 (build_compound_literal): Pass location to store_init_value.
3341 (grokdeclarator): Pass location to finish_decl.
3343 * c-typeck.c (array_to_pointer_conversion): New location argument.
3344 (function_to_pointer_conversion): Same.
3345 (default_function_array_conversion): Same.
3346 (parser_build_unary_op): Pass location to overflow_warning.
3347 (parser_build_binary_op): Same. Use warning_at.
3348 (build_unary_op): Pass location to array_to_pointer_conversion.
3349 (build_c_cast): Pass location to digest_init.
3350 (build_modify_expr): New location argument.
3351 (convert_for_assignment): Same.
3352 (store_init_value): Same.
3353 (digest_init): Same.
3354 (output_init_element): Pass location to digest_init and
3355 array_to_pointer_conversion.
3356 (c_finish_return): Pass location to convert_for_assignment.
3357 * gimplify.c (gimplify_conversion): Pass location to
3358 maybe_fold_offset_to_address.
3359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3360 to maybe_fold_stmt_addition.
3361 * c-omp.c (c_finish_omp_atomic): Pass new location to
3363 (c_finish_omp_for): Same.
3364 * c-common.c (overflow_warning): New argument.
3365 * c-common.h: New argument to build_modify_expr, overflow_warning.
3366 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3368 (c_parser_initializer): Pass location to
3369 default_function_array_conversion.
3370 (c_parser_initelt): Same.
3371 (c_parser_initval): Same.
3372 (c_parser_asm_operands): Same.
3373 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3374 (c_parser_conditional_expression): Same.
3375 (c_parser_binary_expression): Add location info to stack. Use it.
3376 (c_parser_unary_expression): Pass location to
3377 default_function_array_conversion, parser_build_unary_op,
3378 build_indirect_ref, c_parser_postfix_expression_after_primary.
3379 (c_parser_postfix_expression_after_primary): New location argument.
3381 (c_parser_expression_conv): Pass location to
3382 default_function_array_conversion.
3383 (c_parser_expr_list): Same.
3384 (c_parser_omp_atomic): Same.
3385 (c_parser_omp_for_loop): Same.
3386 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3387 (build_array_declarator): New argument.
3388 * c-decl.c (build_array_declarator): Add location argument.
3389 (grokdeclarator): Set id_loc for cdk_array.
3390 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3391 build_array_declarator.
3392 * tree.c (build_omp_clause): Add location argument.
3393 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3394 (OMP_CLAUSE_LOCATION): New macro.
3395 (struct tree_omp_clause): Add location field.
3396 (build_omp_clause): Add argument.
3397 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3398 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3400 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3401 (cp_parser_omp_clause_collapse): Same.
3402 (cp_parser_omp_clause_default): Same.
3403 (cp_parser_omp_clause_if): Same.
3404 (cp_parser_omp_clause_nowait): Same.
3405 (cp_parser_omp_clause_num_threads): Same.
3406 (cp_parser_omp_clause_ordered): Same.
3407 (cp_parser_omp_clause_schedule): Same.
3408 (cp_parser_omp_clause_untied): Same.
3409 (cp_parser_omp_for_loop): Same.
3410 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3411 * c-tree.h (c_start_case): Add location argument.
3412 (c_process_expr_stmt): Same.
3413 (c_finish_goto_*): Same.
3414 * tree-parloops.c (initialize_reductions): Pass location to
3416 (create_parallel_loop): Same.
3417 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3418 (gfc_trans_omp_reduction_list): Same.
3419 (gfc_trans_omp_clauses): Same.
3420 (gfc_trans_omp_do): Same.
3421 * c-typeck.c (c_finish_goto_label): Same.
3422 (c_finish_goto_ptr): New location argument.
3423 (c_start_case): Same.
3424 (emit_side_effect_warnings): Same.
3425 (c_process_expr_stmt): Same.
3426 (c_finish_stmt_expr): Same.
3427 (c_finish_omp_clauses): Use error_at instead of error.
3428 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3430 * c-omp.c (c_split_parallel_clauses): New location argument.
3431 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3432 to build_omp_clause.
3433 (convert_local_reference_stmt): Same.
3434 (convert_gimple_call): Same.
3435 * c-common.h (c_split_parallel_clauses): New argument.
3436 * c-parser.c (c_parser_statement_after_labels): Pass location to
3437 c_finish_goto_label.
3438 (c_parser_switch_statement): Pass location to c_start_case.
3439 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3440 and c_process_expr_stmt.
3441 (c_parser_omp_variable_list): Add location argument.
3442 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3443 (c_parser_omp_clause_default): Same.
3444 (c_parser_omp_clause_if): Same.
3445 (c_parser_omp_clause_num_threads): Same.
3446 (-c_parser_omp_clause_ordered): Same.
3447 (c_parser_omp_clause_reduction): Pass location to
3448 c_parser_omp_variable_list.
3449 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3450 (c_parser_omp_clause_untied): Same.
3451 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3452 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3454 * c-tree.h (check_for_loop_decls, undeclared_variable,
3455 build_component_ref, build_array_ref, build_external_ref,
3456 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3457 build_conditional_expr, build_compound_expr, c_cast_expr,
3458 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3459 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3461 * c-semantics.c (build_stmt): Same.
3462 (build_case_label): Same.
3463 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3464 (undeclared_variable): New argument.
3466 (lookup_label): Pass location on down.
3467 (define_label): Same.
3468 (finish_decl): Same.
3469 (build_compound_literal): Same.
3470 (finish_struct): Same.
3471 (finish_function): Do not set location here.
3472 (check_for_loop_decls): New argument.
3473 * tree.c (save_expr): Set location.
3474 (build_empty_stmt): New argument.
3475 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3476 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3477 * builtins.c (gimplify_va_arg_expr): Use locations.
3478 (expand_builtin_sync_operation): Same.
3479 * c-typeck.c (build_component_ref): New argument.
3480 (build_array_ref): Same.
3481 (build_external_ref): Same.
3482 (c_expr_sizeof_expr): Same.
3483 (c_expr_sizeof_type): Same.
3484 (parser_build_unary_op): Same.
3485 (build_conditional_expr): Same.
3486 (build_compound_expr): Pass location on down.
3487 (build_compound_expr): New argument.
3488 (build_c_cast): Same.
3489 (c_cast_expr): Same.
3490 (build_asm_expr): Same.
3491 (c_finish_return): Same.
3492 (c_process_expr_stmt): Pass location on down.
3493 (c_finish_stmt_expr): New argument.
3494 (push_clenaup): Same.
3495 (c_finish_omp_parallel): Same.
3496 (c_finish_omp_task): Same.
3497 * gimplify.c (gimplify_call_expr): Pass location on down.
3498 * c-omp.c (c_finish_omp_master): New argument.
3499 (c_finish_omp_critical): Same.
3500 (c_finish_omp_ordered): Same.
3501 (c_finish_omp_barrier): Same.
3502 (-c_finish_omp_taskwait): Same.
3503 (c_finish_omp_atomic): Same.
3504 (c_finish_omp_flush): Same.
3505 * tree-inline.c (copy_tree_body_r): Pass location on down.
3506 (inline_forbidden_p): Remove use of input_location.
3507 * c-gimplify.c (c_build_bind_expr): New argument.
3508 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3509 (c_sizeof_or_alignof_type): New argument.
3510 (c_alignof_expr): Same.
3511 (build_va_arg): Same.
3512 (c_add_case_label): Same.
3513 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3514 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3515 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3516 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3517 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3518 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3520 * stub-objc.c (objc_build_selector_expr): Same.
3521 (objc_build_throw_stmt): Same.
3522 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3523 (c_parser_initelt): Same.
3524 (c_parser_compound_statement): Same.
3525 (c_parser_compound_statement_nostart): Same.
3526 (c_parser_label): Same.
3527 (c_parser_statement_after_labels): Same.
3528 (c_parser_if_body): Same.
3529 (c_parser_else_body): Same.
3530 (c_parser_if_statement): Same.
3531 (c_parser_switch_statement): Same.
3532 (c_parser_while_statement): Same.
3533 (c_parser_do_statement): Same.
3534 (c_parser_for_statement): Same.
3535 (c_parser_asm_statement): Same.
3536 (c_parser_conditional_expression): Same.
3537 (c_parser_binary_expression): Same.
3538 (c_parser_cast_expression): Same.
3539 (c_parser_unary_expression): Same.
3540 (c_parser_sizeof_expression): Same.
3541 (c_parser_alignof_expression): Same.
3542 (c_parser_postfix_expression): Same.
3543 (c_parser_expression): Same.
3544 (c_parser_objc_receiver): Same.
3545 (c_parser_omp_variable_list): Same.
3546 (c_parser_omp_structured_block): Same.
3547 (c_parser_omp_atomic): New argument.
3548 (c_parser_omp_barrier): Same.
3549 (c_parser_omp_critical): Same.
3550 (c_parser_omp_flush): Pass location on down.
3551 (c_parser_omp_for_loop): New argument.
3552 (c_parser_omp_for): Same.
3553 (c_parser_omp_master): Same.
3554 (c_parser_omp_ordered): Same.
3555 (c_parser_omp_sections_scope): Same.
3556 (c_parser_omp_sections): Same.
3557 (c_parser_omp_parallel): Same.
3558 (c_parser_omp_single): Same.
3559 (c_parser_omp_task): Same.
3560 (c_parser_omp_taskwait): Pass location on down.
3561 (c_parser_omp_construct): Same.
3562 (c_parser_omp_threadprivate): Same.
3563 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3564 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3565 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3566 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3567 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3568 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3569 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3570 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3571 config/i386/i386.c, stmt.c:
3572 Add location argument to the following function definitions and/or
3573 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3574 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3575 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3576 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3577 do_case, c_finish_bc_stmt, build_compound_literal,
3578 build_function_call.
3579 * c-decl.c (build_compound_literal): Add location argument.
3580 Make all diagnostic calls use location.
3581 (start_struct): Same.
3582 (finish_struct): Same.
3584 (build_enumerator): Same.
3585 (start_function): Same.
3586 (grokdeclarator): Make all diagnostic calls use location.
3587 (store_parm_decls_oldstyle): Same.
3588 * c-typeck.c (build_function_call): Add location argument.
3589 Make all diagnostic calls use location.
3591 (c_finish_bc_stmt): Same.
3592 * tree-nested.c (get_trampoline_type): Add argument.
3593 Pass location to build_decl.
3594 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3595 * rtl.h (RTL_LOCATION): New.
3596 * c-common.c (c_add_case_label): Add location argument.
3597 Make all diagnostic calls use location.
3598 * c-common.h: Add location argument to make_fname_decl, do_case,
3599 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3600 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3601 Set it appropriately for every case. Pass enum_loc to start_enum
3602 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3604 (c_parser_struct_or_union_specifier): Save location. Use it for
3605 start_struct, finish_struct, and parser_xref_tag.
3607 2009-06-12 Ian Lance Taylor <iant@google.com>
3609 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3611 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3612 cpp_opts->warn_cxx_operator_names.
3614 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3617 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3618 is returns NULL and OP is a VCE, look through the VCE.
3620 2009-06-12 Ian Lance Taylor <iant@google.com>
3623 * collect2.c (main): Use CONST_CAST2 in code inside #if
3624 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3626 2009-06-12 Joey Ye <joey.ye@intel.com>
3629 * cfgexpand.c (get_decl_align_unit): Update
3630 max_used_stack_slot_alignment with align instead of
3631 stack_alignment_needed.
3633 * function.c (assign_stack_local_1): Update
3634 max_used_stack_slot_alignment with alignment_in_bits instead
3635 of stack_alignment_needed.
3636 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3639 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3641 * dwarf2out.c (last_var_location_insn): New variable.
3642 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3643 (dwarf2out_var_location): Don't record anything after last real
3644 insn. Only change labels if there were any real instructions
3645 in between last note and this one, or if changed sections.
3647 2009-06-11 Richard Henderson <rth@redhat.com>
3649 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3650 note when storing the frame pointer in a register.
3651 (FRP): Don't redefine to nothing for epilogue.
3652 (alpha_expand_epilogue): Mark register and sp restores.
3653 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3655 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3656 when gen_lowpart is needed.
3658 2009-06-11 Richard Henderson <rth@redhat.com>
3660 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3662 * dwarf2out.c (need_data_align_sf_opcode): New.
3663 (div_data_align): Move earlier.
3664 (def_cfa_1, reg_save): Use it.
3666 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3668 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3669 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3670 (ix86_handle_option): Handle OPT_mcrc32.
3671 (ix86_target_string): Add -mcrc32.
3672 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3674 * config/i386/i386.h (TARGET_CRC32): New.
3676 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3677 (sse4_2_crc32di): Likewise.
3679 * config/i386/i386.opt (mcrc32): New.
3681 * doc/invoke.texi: Document -mcrc32.
3683 2009-06-11 Richard Henderson <rth@redhat.com>
3685 * common.opt (gdwarf-): Accept a version number.
3686 * doc/invoke.texi (gdwarf-): Update docs.
3687 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3688 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3689 version level, and record it.
3691 * dwarf2.h (DW_CIE_VERSION): Remove.
3692 * dwarf2out.c (DWARF_VERSION): Remove.
3693 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3694 (output_call_frame_info): Use CIE version 3 for dwarf3,
3695 or if the return register column is out of range for version 1.
3696 (dwarf_stack_op_name): Add all dwarf3 values.
3697 (DEBUG_PUBTYPES_SECTION): New.
3698 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3699 encoding change for dwarf3.
3700 (output_die) [dw_val_class_die_ref]: Likewise.
3701 (output_compilation_unit_header): Emit correct version for dwarf3.
3702 (output_line_info): Likewise.
3703 (output_pubnames): Update for DWARF_VERSION removal.
3704 (output_aranges): Likewise.
3705 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3706 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3707 (dwarf2out_finish): Likewise.
3709 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3711 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3714 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3717 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3718 * builtins.c (expand_builtin_unreachable): New function.
3719 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3720 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3721 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3723 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3724 searching for missing barriers.
3726 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3728 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3729 when -fprofile-generate* was passed.
3730 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3732 2009-06-11 Anthony Green <green@moxielogic.com>
3734 * config/moxie/moxie.md: Define length attribute for all instructions.
3736 (*b<cond:code>): Support limited branch ranges for new PC-relative
3737 branch instructions.
3738 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3740 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3742 * config/i386/i386.c (min_insn_size): Use get_attr_length
3743 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3746 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3747 instead of emit_insn_before.
3749 2009-06-10 Ian Lance Taylor <iant@google.com>
3752 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3755 2009-06-10 Revital Eres <eres@il.ibm.com>
3757 * passes.c (init_optimization_passes): Reschedule
3758 predictive-commoning pass before complete unroll pass.
3760 2009-06-10 Martin Jambor <mjambor@suse.cz>
3762 * cgraph.c (cgraph_node_can_be_local_p): New function.
3763 (cgraph_make_node_local): New function.
3764 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3765 (cgraph_make_node_local): Declare.
3767 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3769 * tree.h (tree_base): Add packed_flag and user_align fields.
3770 Decrease size of spare field.
3771 (TYPE_USER_ALIGN): Use user_align from tree_base.
3772 (DECL_USER_ALIGN): Likewise.
3773 (TYPE_PACKED): Use packed_flag from tree_base.
3774 (DECL_PACKED): Likewise.
3775 (tree_type): Delete packed_flag and user_align fields. Widen
3776 precision field. Widen mode field and shuffle fields to align
3777 mode on an 8-bit boundary.
3778 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3779 Renumber decl_flag_* fields. Fix comments. Widen
3780 decl_common_unused field.
3781 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3782 (DECL_EXTERNAL): Likewise.
3783 (DECL_BIT_FIELD): Likewise.
3784 (DECL_NONADDRESSABLE_P): Likewise.
3785 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3786 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3788 2009-06-10 Ian Lance Taylor <iant@google.com>
3790 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3791 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3792 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3793 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3794 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3795 DEF_VEC_ALLOC_FUNC_P.
3796 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3797 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3798 DEF_VEC_ALLOC_FUNC_O.
3799 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3800 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3801 DEF_VEC_ALLOC_FUNC_I.
3802 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3803 (vec_stack_p_reserve_exact_1): Declare.
3804 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3805 (vec_stack_free): Declare.
3806 (VEC_stack_alloc): Define.
3807 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3808 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3809 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3810 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3812 (stack_vecs): New static variable.
3813 (vec_stack_p_reserve_exact_1): New function.
3814 (vec_stack_o_reserve_1): New static function.
3815 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3816 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3817 (vec_stack_free): New function.
3818 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3819 (VEC_df_ref_stack_alloc): Define.
3820 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3821 DEF_VEC_ALLOC_P_STACK.
3822 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3823 (struct df_collection_rec): Change _vec fields to VEC. Remove
3825 (df_free_collection_rec): Adjust for new fields.
3826 (df_insn_rescan): Use new df_collection_rec fields.
3827 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3828 (df_ref_create_structure, df_ref_record): Likewise.
3829 (df_get_conditional_uses, df_get_call_refs): Likewise.
3830 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3831 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3832 (df_record_exit_block_uses, df_bb_verify): Likewise.
3833 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3834 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3835 Remove count parameter. Change return type to void. Change all
3837 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3838 Remove count parameter. Change return type to void. Change all
3840 (df_install_refs): Change old_vec parameter to VEC. Remove count
3841 parameter. Change all callers.
3842 (df_install_mws): Change old_vec parameter to VEC. Remove count
3843 parameter. Change all callers.
3844 (df_refs_verify): Change new_rec parameter to VEC. Change call
3846 (df_mws_verify): Likewise.
3848 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3850 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3852 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3854 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3856 2009-06-10 Anthony Green <green@moxielogic.com>
3858 * config/moxie/crti.asm: New file.
3859 * config/moxie/crtn.asm: New file.
3860 * config/moxie/moxie.c: New file.
3861 * config/moxie/moxie.h: New file.
3862 * config/moxie/sfp-machine.h: New file.
3863 * config/moxie/moxie-protos.h: New file.
3864 * config/moxie/t-moxie: Created.
3865 * config/moxie/t-moxie-softfp: Created.
3866 * config/moxie/moxie.md: Created.
3867 * config/moxie/constraints.md: Created.
3868 * config.gcc: Add moxie support.
3869 * doc/md.texi (Machine Constraints): Add moxie constraints.
3870 * doc/contrib.texi (Contributors): Mention moxie port.
3871 * doc/install.texi (Specific): Mention the moxie port.
3873 2009-06-09 Ian Lance Taylor <iant@google.com>
3875 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3877 * optabs.c (optab_table): Only use designated initializers if
3878 HAVE_DESIGNATED_INITIALIZERS is defined.
3879 (convert_optab_table): Likewise.
3880 (init_optabs): Always call init_insn_codes if
3881 HAVE_DESIGNATED_INITIALIZERS is not defined.
3883 2009-06-09 Ian Lance Taylor <iant@google.com>
3885 * targhooks.c (default_builtin_vectorized_function): Change fn
3886 parameter to unsigned int.
3887 (default_builtin_vectorized_conversion): Change code parameter to
3889 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3890 * targhooks.h: Update declarations.
3891 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3892 parameter to unsigned int.
3894 * c-typeck.c (comptypes_check_enum_int): New static function.
3895 (comptypes_internal): Add enum_and_int_p parameter. Change all
3897 (comp_target_types): Add location parameter. Change all callers.
3898 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3900 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3901 (build_conditional_expr): Add colon_loc parameter. Change all
3903 (convert_for_assignment): Add location parameter. Change all callers.
3904 * c-parser.c (c_parser_conditional_expression): Pass location of
3905 colon to build_conditional_expr.
3906 * c-tree.h (build_conditional_expr): Update declaration.
3908 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3910 * graphite.c: Revert previous patch.
3912 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3915 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3917 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3919 * tree-ssa-loop-prefetch.c
3920 (loop_prefetch_arrays): Fixed a portability problem in printf format
3923 2009-06-09 Martin Jambor <mjambor@suse.cz>
3925 PR tree-optimization/40351
3926 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3927 refrence to a potential artifical subaccess can be constructed.
3929 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3931 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3932 (sh_override_options): Likewise.
3933 * config/sh/sh.c: Include params.h.
3934 (sh_optimization_options): New.
3935 (sh_override_options): Likewise.
3936 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3937 (OVERRIDE_OPTIONS): Use sh_override_options.
3939 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3941 * dwarf2out.c (emit_cfa_remember): New variable.
3942 (add_fde_cfi): If emit_cfa_remember, recurse to add
3943 DW_CFA_remember_state first.
3944 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3945 instead just set emit_cfa_remember.
3947 2009-06-08 Jan Hubicka <jh@suse.cz>
3950 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3952 2009-06-08 Jan Hubicka <jh@suse.cz>
3955 * cgraphunit.c (save_inline_function_body): Do not copy transform
3956 hooks for saved inline bodies.
3957 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3960 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3962 * jump.c (returnjump_p): Handle delayed branches. Add missing
3965 2009-06-08 Jan Hubicka <jh@suse.cz>
3968 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3969 original node might've been modified.
3970 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3972 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3974 * tree-object-size.c (addr_object_size): Add OSI argument.
3975 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3976 (compute_builtin_object_size, expr_object_size): Adjust callers.
3977 (plus_stmt_object_size): Call addr_object_size instead of
3978 compute_builtin_object_size.
3980 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3981 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3983 * tree-ssa-loop-prefetch.c
3984 (gather_memory_references): Introduced a counter for the number of
3986 (anything_to_prefetch_p): Introduced a counter for the number of
3988 (is_loop_prefetching_profitable): New function with a cost model
3990 (loop_prefetch_arrays): Use the new cost model to determine if
3991 prefetching is profitable.
3992 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3993 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3994 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3995 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3996 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3997 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3999 2009-06-08 Michael Matz <matz@suse.de>
4002 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4003 partitions use the same.
4004 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4005 for basevars of SSA_NAMEs.
4006 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4007 to not expand them twice.
4008 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4011 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4013 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4014 (fdump-final-insns=, gtoggle): New.
4015 * doc/invoke.texi: Document them.
4016 * final.c (rest_of_clean_state): Dump final insn stream.
4017 * gcc.c (invoke_as): Hook in -fcompare-debug.
4018 (static_spec_functions): Add compare-debug-dump-opt,
4019 compare-debug-self-opt and compare-debug-auxbase-opt.
4020 (compare_debug, compare_debug_second, compare_debug_opt): New.
4021 (switches_debug_check, n_switches_debug_check): New.
4022 (debug_auxbase_opt, debug_check_temp_file): New.
4023 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4025 (do_self_spec): Handle arguments after switches.
4026 (do_spec_1): Add .gk extension to temp file basenames for compare.
4027 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4028 (cc1_options): Use it instead of normal auxbase computation for
4029 the second compare-debug compilation.
4030 (compare_files): New.
4031 (main): Set up and implement compare debug mode.
4032 (compare_debug_dump_opt_spec_function): New.
4033 (compare_debug_self_opt_spec_function): New.
4034 (compare_debug_auxbase_opt_spec_function): New.
4035 * toplev.c (process_options): Handle flag_gtoggle,
4036 flag_dump_final_insns.
4037 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4038 during -fcompare-debug-second compilation.
4040 2009-06-07 Ian Lance Taylor <iant@google.com>
4042 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4043 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4045 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4046 with no default node. Change warning with %H to warning_at.
4047 Don't clear warn_switch around case checking.
4048 * doc/invoke.texi (Warning Options): Clarify distinction between
4049 -Wswitch and -Wswitch-enum.
4051 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4053 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4055 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4057 * gbl-ctors.h: Add header guard.
4059 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4061 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4062 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4063 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4064 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4065 prototypes for removed functions.
4066 (expressions_equal_p): Move to ...
4067 * tree-ssa-sccvn.h: ... here and ...
4068 * matrix-reorg.c: ... adjust includes.
4070 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4072 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4074 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4076 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4077 (finish_function): Remove erroneous whitespace.
4079 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4081 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4082 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4084 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4086 * errors.c (internal_error): Commentary typo fix.
4087 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4088 * tree-ssa-pre.c: Ditto.
4090 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4092 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4093 them is supposed to hold actual statements.
4095 2009-06-06 Ian Lance Taylor <iant@google.com>
4097 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4098 empty statements can now have attributes.
4100 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4102 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4103 * config/mips/mips.md: Ditto.
4105 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4107 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4109 (__eabi_uconvert): Likewise.
4111 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4113 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4114 CFI_* definitions with IN_GCC.
4116 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4118 * xcoffout.h (xcoffout_source_line): Update prototype.
4120 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4122 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4123 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4125 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4128 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4129 inlined_function_outer_scope_p blocks for artificial inlines
4131 * tree.c (tree_nonartificial_location): Rewrite using
4132 block_nonartificial_location.
4134 2009-06-05 Revital Eres <eres@il.ibm.com>
4135 Leehod Baruch <leehod@il.ibm.com>
4137 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4138 (expand_expr_real_1): Remove comment.
4139 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4140 Vectorize misaligned access when the target supports it.
4141 (vect_supportable_dr_alignment): Check for unaligned access support.
4142 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4145 2009-06-05 Julian Brown <julian@codesourcery.com>
4147 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4148 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4150 2009-06-05 Richard Guenther <rguenther@suse.de>
4153 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4156 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4158 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4159 (save_gprs): Don't tell unwinder when a global register is saved.
4160 (s390_emit_epilogue): Emit needed epilogue unwind info.
4162 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4164 * dwarf2out.c (deferred_asm_name): New.
4165 (add_name_and_src_coords_attributes): Defer creation of
4166 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4168 (move_linkage_attr): New.
4169 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4172 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4174 * tree-nested.c (finalize_nesting_tree_1): Declare the
4175 frame_decl in the binding tree.
4177 2009-06-04 Cary Coutant <ccoutant@google.com>
4179 * basic-block.h (struct basic_block_def): Add discriminator field.
4180 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4182 * debug.c (do_nothing_debug_hooks): Add additional entry.
4183 (debug_nothing_int_charstar_int): New function.
4184 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4185 (debug_nothing_int_charstar_int): New declaration.
4186 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4187 discriminator value in .loc directive.
4188 * final.c (last_discriminator): New variable.
4189 (discriminator): New variable.
4190 (final_start_function): Initialize above variables, pass current
4191 discriminator to debug hook.
4192 (notice_source_line): Check for discriminator change.
4193 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4194 * sdbout.c (sdbout_source_line): New parameter.
4195 * tree-cfg.c (struct locus_discrim_map): New structure type.
4196 (discriminator_per_locus): New hash table.
4197 (build_gimple_cfg): Allocate and free discriminator hash table.
4198 (make_edges): Call assign_discriminator.
4199 (locus_map_hash): New function.
4200 (locus_map_eq): New function.
4201 (next_discriminator_for_locus): New function.
4202 (same_line_p): New function.
4203 (assign_discriminator): New function.
4204 (make_cond_expr_edges): Call assign_discriminator.
4205 (make_gimple_switch_edges): Likewise.
4206 (first_non_label_stmt): New function.
4207 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4209 * xcoffout.c (xcoffout_source_line): Add new parameter.
4211 * configure.ac (gcc_cv_as_discriminator): New configury check for
4212 gas support for discriminator.
4213 * configure: Regenerate.
4214 * config.in: Regenerate.
4216 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4218 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4219 val after checking for integers.
4221 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4223 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4225 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4226 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4227 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4228 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4229 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4230 X64_SSE_REGPARM_MAX.
4231 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4232 X64_SSE_REGPARM_MAX.
4234 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4236 * gcc.c (report_times_to_file): New.
4237 (execute): Implement it.
4238 (process_command): Support -time=.
4239 * doc/invoke.texi: Document it.
4241 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4243 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4244 that have value exprs.
4246 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4248 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4249 declarations for constants until...
4250 (dw2_output_indirect_constant_1): ... this point.
4252 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4255 * arm.md (arm_addsi3): Don't try to split an add with an
4256 eliminable register until after reload has completed.
4258 2009-06-03 Ian Lance Taylor <iant@google.com>
4260 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4261 * genattrtab.c (write_length_unit_log): Likewise.
4262 * genchecksum.c (dosum): Likewise.
4263 * gengtype.c (write_rtx_next): Likewise.
4264 (finish_root_table, write_roots): Likewise.
4265 * gimple.c (gimple_ops_offset_): Likewise.
4266 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4267 * config/arc/arc.c (arc_attribute_table): Likewise.
4268 * config/arm/arm.c (arm_attribute_table): Likewise.
4269 * config/avr/avr.c (avr_attribute_table): Likewise.
4270 * config/crx/crx.c (crx_attribute_table): Likewise.
4271 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4272 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4273 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4274 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4275 * config/sh/sh.c (sh_attribute_table): Likewise.
4276 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4277 * config/spu/spu.c (spu_attribute_table): Likewise.
4278 * config/v850/v850.c (v850_attribute_table): Likewise.
4280 * config/alpha/alpha.c (vms_attribute_table): Make static.
4281 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4282 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4283 * config/mips/mips.c (mips_attribute_table): Likewise.
4285 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4287 (cc1-checksum.o): Likewise.
4289 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4291 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4293 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4295 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4296 insn if it is changing sp. Use gen_add3_insn instead of
4297 conditionally gen_addsi3 and gen_adddi3.
4298 (offset_below_red_zone_p): New static inline function.
4299 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4300 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4301 * config/rs6000/ppc-asm.h: Include auto-host.h.
4302 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4303 CFI_RESTORE): Define.
4304 * config/rs6000/crtresxgpr.asm: Add unwind info.
4305 * config/rs6000/crtresxfpr.asm: Likewise.
4306 * config/rs6000/crtresgpr.asm: Likewise.
4307 * config/rs6000/crtresfpr.asm: Likewise.
4308 * config/rs6000/crtsavgpr.asm: Likewise.
4309 * config/rs6000/crtsavfpr.asm: Likewise.
4311 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4312 argument of DWARF2_FRAME_REG_OUT macros.
4314 2009-06-03 Julian Brown <julian@codesourcery.com>
4316 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4317 words or less (including TImode) in core registers.
4319 2009-06-03 Richard Guenther <rguenther@suse.de>
4322 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4324 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4326 * statistics.c (statistics_counter_event): Do not record event
4327 in pass dump if its number == -1.
4328 (curr_statistics_hash): Add assert that we never get passes
4329 with static number == -1.
4331 2009-06-03 Richard Guenther <rguenther@suse.de>
4332 Andrey Belevantsev <abel@ispras.ru>
4334 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4335 non-BLKmode arrays addressable.
4337 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4339 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4340 * config/m68k/m68k.h: ... here.
4341 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4344 2009-06-03 Martin Jambor <mjambor@suse.cz>
4346 PR tree-optimization/40323
4347 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4350 2009-06-03 Richard Guenther <rguenther@suse.de>
4352 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4355 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4357 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4358 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4359 JUMP_TABLE_DATA_P where applicable.
4360 * config/sh/sh.c: Ditto.
4361 * config/sh/sh.h: Ditto.
4362 * config/sh/sh.md: Ditto.
4363 * config/sh/symbian.c: Ditto.
4365 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4367 * config/i386/driver-i386.c (describe_cache): Optimize
4368 concatenation of strings. Use snprintf instead of sprintf.
4369 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4370 target when not compiling with GCC.
4372 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4374 * config/sh/sh.c: Revert last change.
4375 (sh_expand_epilogue): Emit a blockage insn before the frame
4376 pointer adjustment unconditionally.
4378 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4380 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4381 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4382 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4383 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4384 to COLLECT_GCC_OPTIONS.
4386 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4388 * collect2.c (target_system_root): New variable.
4389 (main): Handle --sysroot=.
4390 (ignore_library): Strip the sysroot from the library path.
4392 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4394 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4395 (collect2.o): Depend on collect2-aix.h.
4396 (collect2-aix.o): New rule.
4397 * collect2-aix.h: New file.
4398 * collect2-aix.c: Likewise.
4399 * collect2.c: Include collect2-aix.h. Don't undefine
4400 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4401 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4402 Use TARGET_AIX_VERSION instead of _AIX51.
4403 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4404 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4405 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4406 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4407 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4409 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4411 * collect2.c (ignore_library): Avoid premature post-increment
4414 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4416 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4417 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4418 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4419 CROSS_DIRECTORY_STRUCTURE too.
4420 (LINK_LIBG_SPEC): Likewise.
4421 (LIB_SPEC): Add %R to sysroot paths.
4422 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4423 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4424 * config/rs6000/aix51.h: As for aix43.h.
4425 * config/rs6000/aix52.h: Likewise.
4426 * config/rs6000/aix53.h: Likewise.
4427 * config/rs6000/aix61.h: Likewise.
4428 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4429 to the beginning of sysroot paths.
4431 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4433 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4434 INSN_LISTs that are out of the REG_NOTE range.
4436 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4438 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4439 (struct var_to_expand): Likewise.
4440 (struct opt_info): Add head and tail for linked lists of the above.
4441 (analyze_insn_to_expand_var): Initialize next.
4442 (analyze_iv_to_split_insn): Likewise.
4443 (analyze_insns_in_loop): Create linked lists.
4444 (allocate_basic_variable): Simplify for use without hash table.
4445 (insert_var_expansion_initialization): Likewise, make it type-safer.
4446 (combine_var_copies_in_loop_exit): Likewise.
4447 (apply_opt_in_copies): Walk lists rather than hash tables.
4448 (release_var_copies): Simplified and inlined by hand into...
4449 (free_opt_info): ... this function.
4451 2009-06-02 Richard Guenther <rguenther@suse.de>
4453 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4456 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4458 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4459 only for builtins that are not overridden.
4461 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4463 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4466 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4468 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4470 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4472 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4474 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4476 * common.opt (fdump-unnumbered-links): New.
4477 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4478 * print-rtl.c (flag_dump_unnumbered_links): New.
4479 (print_rtx): Test it.
4481 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4483 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4484 push/pop multiple to 8-byte alignment.
4486 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4488 * config/i386/i386.c (queued_cfa_restores): New static variable.
4489 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4491 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4492 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4493 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4494 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4495 note unconditionally.
4496 (ix86_emit_restore_regs_using_mov): Likewise.
4497 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4498 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4499 it through to ix86_emit_restore_reg_using_pop.
4500 (ix86_emit_leave): Add RED_OFFSET argument. Call
4501 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4502 instead of adding REG_CFA_OFFSET note unconditionally.
4503 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4504 the above functions. Call ix86_add_queued_cfa_restore_notes when
4507 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4508 force output of the label even for dwarf2out_do_cfi_asm.
4509 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4510 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4511 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4513 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4514 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4515 dwarf2out_cfi_label callers.
4516 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4517 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4518 Adjust dwarf2out_cfi_label callers.
4519 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4521 * config/i386/i386.h (struct machine_cfa_state,
4522 struct machine_function): Guard with ifndef USED_FOR_TARGET
4523 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4526 * emutls.c (__emutls_get_address): Change arr->size to mean number
4527 of allocated arr->data entries instead of # of slots + 1.
4530 * recog.c (peep2_reinit_state): New function.
4531 (peephole2_init_state): Use it at the end of a basic block and also
4532 when seeing a RTX_FRAME_RELATED_P insn.
4534 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4536 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4537 fixuns_truncrfdi2): New.
4538 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4539 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4540 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4541 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4542 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4543 *recip_approx): Remove.
4544 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4545 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4546 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4548 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4551 2009-06-01 Ian Lance Taylor <iant@google.com>
4553 * attribs.c (register_attribute): Use CONST_CAST.
4554 * collect2.c (main): Use CONST_CAST2.
4555 (scan_prog_file): Likewise.
4556 * gcc.c (process_command, main): Likewise.
4557 * toplev.c (toplev_main): Likewise.
4559 * c-typeck.c (handle_warn_cast_qual): New static function,
4560 partially broken out of build_c_cast.
4561 (build_c_cast): Call handle_warn_cast_qual.
4562 * doc/invoke.texi (Warning Options): Document new effect of
4565 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4567 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4568 (diagnostic_report_current_module): Print columns.
4569 * common.opt (flag_show_column): Enable by default.
4571 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4573 * alias.c (find_base_term): Check for NULL term before returning.
4575 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4577 Revert due to PR40320:
4578 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4579 * calls.c (emit_library_call_value_1): Don't force_operand for move
4582 2009-06-01 Olivier Hainque <hainque@adacore.com>
4583 Eric Botcazou <ebotcazou@adacore.com>
4585 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4586 to be processed as a bitfield for constructor output purposes.
4587 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4589 * varasm.c (oc_local_state): New type, output_constructor
4590 local state to support communication with helpers.
4591 (oc_outer_state): New type, output_constructor outer state of
4592 relevance in recursive calls.
4593 (output_constructor_array_range): New output_constructor helper,
4594 extracted code for an array range element.
4595 (output_constructor_regular_field): New output_constructor helper,
4596 extracted code for an element that is not a bitfield.
4597 (output_constructor_bitfield): New output_constructor helper,
4598 extracted code for a bitfield element. Accept an OUTER state
4599 argument for recursive processing. Recurse on record or array
4600 CONSTRUCTOR values, possibly past noop conversions.
4601 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4602 VALUE is a valid constant-valued expression for use in a static
4603 bit-field initializer.
4604 (output_constructor): Rework to use helpers. Accept and honor an
4605 OUTER state argument for recursive calls. Return total size. Be
4606 prepared for nested constructors initializing bitfields.
4607 (output_constant): Feed OUTER in calls to output_constructor.
4609 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4611 * calls.c (emit_library_call_value_1): Don't force_operand for move
4614 2009-06-01 Nick Clifton <nickc@redhat.com>
4616 * doc/invoke.texi (IA-64 Options): Fix typo.
4618 2009-06-01 Ira Rosen <irar@il.ibm.com>
4620 PR tree-optimization/39129
4621 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4623 (vect_do_peeling_for_loop_bound): Use
4624 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4625 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4626 (vect_loop_versioning): Likewise.
4627 (vect_create_cond_for_alias_checks): Fix indentation.
4628 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4630 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4631 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4632 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4633 "control flow in loop".
4634 (vect_estimate_min_profitable_iters): Use
4635 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4636 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4637 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4638 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4639 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4640 statement belongs to a group of strided accesses with the exact code
4642 (vectorizable_load): Likewise.
4643 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4644 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4646 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4648 * config/freebsd-stdint.h: New file.
4649 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4650 Add freebsd-stdint.h to tm_file.
4652 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4654 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4655 (thumb2_extendhidi2): Likewise.
4657 2009-05-31 Ian Lance Taylor <iant@google.com>
4659 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4661 2009-05-31 Ian Lance Taylor <iant@google.com>
4663 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4664 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4665 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4667 2009-05-31 Jason Merrill <jason@redhat.com>
4669 * tree-pretty-print.c (print_call_name): Take the callee, not the
4670 call itself. Make non-static. Use dump_function_name for functions.
4671 (dump_generic_node): Adjust.
4672 * diagnostic.h: Declare print_call_name.
4673 * gimple-pretty-print.c (dump_gimple_call): Use it.
4675 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4677 * config/sh/sh.md (ashldi3_std): New define_expand.
4680 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4683 * config/sh/sh.c: Include debug.h.
4684 (sh_expand_epilogue): Emit a blockage insn before the frame
4685 pointer adjustment also when dwarf2out_do_frame returns true.
4687 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4689 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4690 (thumb2_extendqidi2): New pattern.
4692 2009-05-31 Ira Rosen <irar@il.ibm.com>
4694 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4695 mark phis for renaming.
4696 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4697 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4698 Call mark_sym_for_renaming.
4699 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4700 * tree-vect-loop.c (vect_transform_loop): Remove
4701 vect_memsyms_to_rename initialization and a call to
4702 mark_set_for_renaming.
4704 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4707 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4708 frame related even if !set_cfa && style < 0.
4710 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4712 * config/i386/mingw-tls.c: New file.
4713 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4714 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4715 defining _WIN32 but not __CYGWIN__.
4717 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4719 * configure.ac: Add MPC support.
4721 * config.in, configure: Regenerate.
4723 2009-05-29 Richard Henderson <rth@redhat.com>
4725 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4726 NOTE_INSN_BASIC_BLOCK.
4727 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4728 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4729 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4731 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4733 (add_cfi): Disable check redefining cfa away from drap.
4734 (lookup_cfa_1): Add remember argument; handle remember/restore.
4735 (lookup_cfa): Pass remember argument.
4736 (cfa_remember): New.
4737 (compute_barrier_args_size_1): Remove sibcall check.
4738 (dwarf2out_frame_debug_def_cfa): New.
4739 (dwarf2out_frame_debug_adjust_cfa): New.
4740 (dwarf2out_frame_debug_cfa_offset): New.
4741 (dwarf2out_frame_debug_cfa_register): New.
4742 (dwarf2out_frame_debug_cfa_restore): New.
4743 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4744 (dwarf2out_begin_epilogue): New.
4745 (dwarf2out_frame_debug_restore_state): New.
4746 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4747 DW_CFA_restore_state.
4748 (output_cfi_directive): Likewise.
4749 (convert_cfa_to_fb_loc_list): Likewise.
4750 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4751 * dwarf2out.h: Update.
4752 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4753 (copy_insn_1): Early out for null.
4754 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4755 and dwarf2out_frame_debug_restore_state.
4756 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4757 (prologue_insn_hash, epilogue_insn_hash): New.
4758 (free_after_compilation): Adjust freeing accordingly.
4759 (record_insns): Create hash table if needed; push insns into
4760 hash instead of array.
4761 (maybe_copy_epilogue_insn): New.
4762 (contains): Search hash table instead of array.
4763 (sibcall_epilogue_contains): Remove.
4764 (thread_prologue_and_epilogue_insns): Split eh_return insns
4765 and mark them as epilogues.
4766 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4767 scanning in terms of basic blocks.
4768 * insn-notes.def (CFA_RESTORE_STATE): New.
4769 * jump.c (returnjump_p_1): Accept EH_RETURN.
4770 (eh_returnjump_p_1, eh_returnjump_p): New.
4771 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4772 CFA_REGISTER, CFA_RESTORE): New.
4773 * rtl.def (EH_RETURN): New.
4774 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4776 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4777 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4779 * config/i386/i386.c (gen_push): Update cfa state.
4780 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4781 add a CFA_ADJUST_CFA note.
4782 (ix86_dwarf_handle_frame_unspec): Remove.
4783 (ix86_expand_prologue): Update cfa state.
4784 (ix86_emit_restore_reg_using_pop): New.
4785 (ix86_emit_restore_regs_using_pop): New.
4786 (ix86_emit_leave): New.
4787 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4788 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4789 * config/i386/i386.h (struct machine_cfa_state): New.
4790 (ix86_cfa_state): New.
4791 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4792 (eh_return_internal): Merge from eh_return_<mode>,
4793 use eh_return rtx, split w/ epilogue.
4795 2009-05-29 Ian Lance Taylor <iant@google.com>
4797 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4799 * calls.c (emit_library_call_value_1): Likewise.
4801 * c-typeck.c (c_build_va_arg): New function.
4802 * c-tree.h (c_build_va_arg): Declare.
4803 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4804 instead of build_va_arg.
4806 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4808 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4809 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4810 (ptr_difference_cost): Use affine combinations to compute it.
4811 (difference_cost): Likewise.
4812 (get_computation_cost_at): Compute more accurate cost for addresses
4813 if the ratio is a multiplier allowed in addresses.
4814 For non-addresses, consider that an additional offset or symbol is
4817 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4819 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4820 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4822 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4823 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4824 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4826 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4827 to 1 for TYPE_SSE{IADD1,CVT1}.
4828 (prefix_vex_imm8): Removed.
4829 (length_vex): Only pass 1 as second argument to
4830 ix86_attr_length_vex_default if prefix_extra is 0.
4831 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4832 (length): For prefix vex computation use length_immediate
4833 attribute instead of prefix_vex_imm8.
4834 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4835 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4836 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4837 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4838 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4839 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4840 a space in between the operands.
4841 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4842 if one operand is 0xff and the other one si, di, bp or sp.
4843 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4844 other one si, di, bp or sp.
4845 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4846 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4847 type and mode attributes.
4848 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4849 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4850 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4851 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4852 prefix_data16 attribute iff MODE_DF.
4853 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4854 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4855 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4856 constm128_operand in length_immediate computation.
4857 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4858 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4859 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4860 length_immediate attribute to 1.
4861 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4862 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4863 for certain alternatives.
4864 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4865 prefix_data16 attribute if MODE_V1DF.
4866 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4867 length_immediate to 1.
4868 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4869 length_address to 4, set mode attribute to MODE_DI.
4870 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4871 (fxam<mode>2_i387): Set length attribute to 4.
4872 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4873 *prefetch_3dnow_rex): Override length_address attribute.
4874 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4876 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4877 (constm128_operand): Removed.
4878 * config/i386/i386.c (memory_address_length): For
4879 disp && !index && !base in 64-bit mode account for SIB byte if
4880 print_operand_address can't optimize disp32 into disp32(%rip)
4881 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4882 for fs: or gs: segment.
4883 (ix86_attr_length_immediate_default): When checking if shortform
4884 is possible, truncate immediate to the length of the non-shortened
4886 (ix86_attr_length_address_default): Ignore MEM_P operands
4888 (ix86_attr_length_vex_default): Only check for DImode on
4889 GENERAL_REG_P operands.
4890 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4891 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4892 (sse_cvttps2pi): Clear prefix_rep attribute.
4893 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4895 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4896 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4897 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4898 iff operand 2 is const_int_operand.
4899 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4900 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4901 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4903 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4905 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4906 prefix_data16 attribute for movlpd and movhpd instructions.
4907 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4908 length_immediate for shufpd instruction.
4909 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4910 (avx_cmpp<avxmodesuffixf2c><mode>3,
4911 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4912 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4913 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4914 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4915 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4916 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4917 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4918 prefix_data16 attribute for the first alternative to 1.
4919 (*avx_loadlps): Override length_immediate for the first alternative.
4920 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4921 attributes for second alternative.
4922 (*vec_concatv2sf_sse4_1): Override length_immediate and
4923 prefix_data16 attributes for second alternative.
4924 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4925 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4926 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4927 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4928 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4929 prefix_data16 and length_immediate to 1.
4930 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4932 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4933 prefix_extra attribute for variants that don't have 0f prefix alone.
4934 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4935 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4936 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4937 *sse4_1_pextrd): Set length_immediate to 1.
4938 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4939 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4941 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4942 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4943 length_immediate to 1 for second alternative.
4944 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4945 prefix_extra and length_immediate attributes for the first
4947 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4949 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4950 to 1 for the first and third alternative.
4951 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4953 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4955 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4957 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4958 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4959 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4960 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4961 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4962 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4963 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4964 ssse3_psign<mode>3): Override prefix_rex attribute.
4965 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4966 (ssse3_palignrti): Override length_immediate to 1.
4967 (ssse3_palignrdi): Override length_immediate to 1, override
4968 prefix_rex attribute.
4969 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4970 (sse4a_extrqi): Override length_immediate to 2.
4971 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4972 (sse4a_insertq): Override prefix_data16 to 0.
4973 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4974 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4975 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4976 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4977 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4978 and length_immediate to 1.
4979 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4980 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4981 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4982 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4983 and length_immediate to 1.
4984 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4985 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4986 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4987 avx_ptest256): Override prefix_extra to 1.
4988 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4989 Override prefix_data16 and length_immediate to 1.
4990 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4991 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4992 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4993 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4994 prefix_data16 to 0 and prefix_extra to 2.
4995 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4996 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4998 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4999 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5000 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5001 and prefix_extra to 2.
5002 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5003 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5004 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5005 avx_vpermilvar<mode>3,
5006 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5007 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5008 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5009 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5010 Override prefix_extra to 1.
5011 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5012 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5013 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5014 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5015 prefix_extra and length_immediate to 1.
5016 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5018 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5019 to 1 for the first alternative.
5020 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5021 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5023 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5024 *movv2sf_internal_avx, *movv2sf_internal): Override
5025 prefix_rep attribute for certain alternatives.
5026 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5027 attributes for certain alternatives.
5028 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5029 attributes for certain alternatives.
5030 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5031 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5032 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5033 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5034 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5035 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5036 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5037 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5038 length_immediate to 1 if operand 2 is const_int_operand.
5039 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5040 *vec_extractv2si_1): Set length_immediate attribute to 1.
5041 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5042 using old 3DNOW insn rather than SSE/3DNOW_A.
5043 (mmx_emms, mmx_femms): Clear modrm attribute.
5045 2009-05-29 Martin Jambor <mjambor@suse.cz>
5047 * tree-sra.c: New implementation of SRA.
5049 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5050 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5051 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5052 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5053 (SRA_MAX_STRUCTURE_COUNT): Removed.
5054 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5055 * doc/invoke.texi (sra-max-structure-size): Removed.
5056 (sra-field-structure-ratio): Removed.
5058 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5061 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5064 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5066 PR rtl-optimization/40101
5067 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5068 seqno. Adjust comment.
5069 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5070 inserting bookkeeping before a jump, the jump is not scheduled.
5071 When no positive seqno found, provide a value. Add comment.
5073 2009-05-29 Richard Guenther <rguenther@suse.de>
5075 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5076 short-cutting on the first component.
5078 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5081 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5082 for trees other than decls/types.
5084 2009-05-29 Richard Guenther <rguenther@suse.de>
5086 * tree-ssa-operands.c (get_expr_operands): Do not handle
5087 INDIRECT_REFs in the handled-component case. Remove
5088 unused get_ref_base_and_extent case.
5089 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5090 tree_low_cst and host_integerp where possible.
5091 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5092 codes for equivalence.
5093 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5095 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5097 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5098 to tmake_file for i[34567]86-*-cygwin*.
5100 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5103 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5104 (altivec_categorize_keyword, init_vector_keywords,
5105 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5108 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5110 * tree.c (handle_dll_attribute): Check if node is
5111 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5113 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5115 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5117 (thumb2_zero_extendqidi2): Likewise.
5119 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5121 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5122 instead of gen_movrt.
5123 * config/sh/sh.md (movrt): Remove.
5125 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5127 * doc/invoke.texi (IA-64 Options):
5128 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5129 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5130 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5131 -msched-prefer-non-control-spec-insns,
5132 -msched-stop-bits-after-every-cycle,
5133 -msched-count-spec-in-critical-path,
5134 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5135 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5136 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5137 and -msched-spec-verbose.
5139 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5141 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5142 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5144 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5146 2009-05-28 Richard Guenther <rguenther@suse.de>
5148 * tree-ssa-alias.c (ao_ref_init): New function.
5149 (ao_ref_base): Likewise.
5150 (ao_ref_base_alias_set): Likewise.
5151 (ao_ref_alias_set): Likewise.
5152 (refs_may_alias_p_1): Change signature.
5153 (refs_may_alias_p): Adjust.
5154 (refs_anti_dependent_p): Likewise.
5155 (refs_output_dependent_p): Likewise.
5156 (call_may_clobber_ref_p_1): Change signature.
5157 (call_may_clobber_ref_p): Adjust.
5158 (stmt_may_clobber_ref_p_1): New function split out from ...
5159 (stmt_may_clobber_ref_p): ... here.
5160 (maybe_skip_until): Adjust signature.
5161 (get_continuation_for_phi): Likewise.
5162 (walk_non_aliased_vuses): Likewise.
5163 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5164 (ao_ref_init): Declare.
5165 (ao_ref_base): Likewise.
5166 (ao_ref_alias_set): Likewise.
5167 (stmt_may_clobber_ref_p_1): Likewise.
5168 (walk_non_aliased_vuses): Adjust.
5169 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5170 (get_ref_from_reference_ops): remove.
5171 (vn_reference_lookup_2): Adjust signature.
5172 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5173 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5174 (vn_reference_lookup): Adjust.
5175 (vn_reference_insert): Likewise.
5176 (vn_reference_insert_pieces): Adjust signature.
5177 (visit_reference_op_call): Adjust.
5178 * tree-ssa-pre.c (get_expr_type): Simplify.
5179 (phi_translate_1): Adjust.
5180 (compute_avail): Likewise.
5181 (translate_vuse_through_block): Do not re-build trees.
5182 (value_dies_in_block_x): Likewise.
5183 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5185 (vn_reference_lookup_pieces): Adjust declaration.
5186 (vn_reference_insert_pieces): Likewise.
5188 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5190 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5191 with checking disabled.
5193 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5197 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5198 macro definition for support of three-operand format aligned
5199 .comm directive in assembler on cygwin/pe/mingw target OS.
5200 * configure: Regenerate.
5201 * config.h: Regenerate.
5203 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5204 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5205 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5207 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5208 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5210 2009-05-28 Ira Rosen <irar@il.ibm.com>
5212 PR tree-optimization/40254
5213 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5214 in analysis of basic blocks.
5216 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5219 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5220 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5221 (TARGET_INITIALIZER): Use it.
5222 * cse.c (CHEAPER): Move it up to the other macros.
5223 (insert): Rename this ...
5224 (insert_with_costs): ... to this. Add cost parameters. Update
5226 (insert): New function. Call insert_with_costs.
5227 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5228 find_reg_offset_for_const, try_const_anchors): New functions.
5229 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5230 when using a const-anchor. Call insert_const_anchors.
5231 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5232 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5234 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5236 * tree-inline.c (remap_decls): Enable nonlocalized variables
5237 when not optimizing.
5239 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5241 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5242 Simplify other tests involving optimize.
5244 2009-05-27 Tom Tromey <tromey@redhat.com>
5246 * unwind-dw2.c (_Unwind_DebugHook): New function.
5247 (uw_install_context): Call _Unwind_DebugHook.
5249 2009-05-27 Tom Tromey <tromey@redhat.com>
5251 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5253 2009-05-27 Ian Lance Taylor <iant@google.com>
5255 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5256 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5257 (ALL_LINKERFLAGS): Define.
5258 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5259 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5260 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5261 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5262 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5263 $(LINKER_FOR_BUILD).
5264 (build/gcov-iov$(build_exeext)): Likewise.
5266 2009-05-27 Julian Brown <julian@codesourcery.com>
5268 * gcse.c (target.h): Include.
5269 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5270 copy of argument to a pseudo register.
5272 2009-05-27 Diego Novillo <dnovillo@google.com>
5274 * tree-ssa-live.c (dump_scope_block): Document arguments.
5275 (dump_scope_blocks): Document.
5276 (debug_scope_blocks): New.
5277 * tree-flow.h (debug_scope_blocks): Declare.
5279 2009-05-21 Denis Chertykov <denisc@overta.ru>
5281 * doc/contrib.texi (Contributors): Add myself to the list.
5283 2009-05-27 Olivier Hainque <hainque@adacore.com>
5285 * expr.c (target_align): New function. Alignment the TARGET of an
5286 assignment may be assume to have.
5287 (highest_pow2_factor_for_target): Use it instead of relying on
5288 immediate tree attributes of TARGET, not necessarily honored when
5289 intermediate bitfields are involved.
5291 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5294 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5295 AVX, SSE4, AES, PCLMUL and POPCNT.
5297 2009-05-27 Diego Novillo <dnovillo@google.com>
5299 * tree-pretty-print.c (dump_location): New.
5300 (dump_generic_node): Call it.
5301 Factor code to handle BLOCK nodes ...
5302 (dump_block_node): ... here.
5304 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5306 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5308 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5310 * gcc-plugin.h: Include config.h and system.h.
5311 (IN_GCC): Define if not defined.
5313 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5316 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5319 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5321 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5323 * config/m32r/m32r.h: Ditto.
5324 * config/m32r/m32r.md: Ditto.
5325 * config/m32r/predicates.md: Ditto.
5327 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5329 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5331 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5334 (Loading plugins): typo.
5335 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5336 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5337 (Interacting with the GCC Garbage Collector): Added new section.
5338 (Giving information about a plugin): Added new section for
5340 * ggc.h (ggc_register_root_tab): Added declaration.
5341 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5342 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5343 (register_callback): Improved comment in declaration.
5344 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5345 (extra_root_vec) Added static variable for dynamic roots registration.
5346 (ggc_register_root_tab) Added new routine.
5347 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5348 PLUGIN_GGC_MARKING event.
5349 * ggc-zone.c: Include plugin.h.
5350 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5351 * ggc-page.c: Include plugin.h.
5352 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5353 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5354 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5355 (register_callback): check lack of callbacks for
5356 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5357 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5358 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5359 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5360 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5361 dependency on plugin.h.
5362 (plugin.o): Added dependency on ggc.h...
5364 2009-05-26 Richard Guenther <rguenther@suse.de>
5368 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5369 with mismatched comparison modes.
5371 * expr.c (expand_expr_real_1): Expand the operand of a
5372 VIEW_CONVERT_EXPR in its natural mode.
5374 2009-05-26 Ian Lance Taylor <iant@google.com>
5376 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5377 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5378 (ALL_COMPILERFLAGS): Define.
5379 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5380 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5381 (collect2$(exeext), collect2.o): Likewise.
5382 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5383 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5384 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5385 (libbackend.o, intl.o, cppdefault.o): Likewise.
5386 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5387 (build/%.o): Use $(COMPILER_FOR_BUILD).
5388 (build/gen%$(build_exeext)): Likewise.
5389 (build/gcov-iov$(build_exeext)): LIkewise.
5390 * config/t-darwin (darwin.o): Use $(COMPILER).
5391 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5392 * config/t-sol2 (sol2-c.o): Likewise.
5394 * config/t-vxworks (vxworks.o): Likewise.
5395 * config/x-darwin (host-darwin.o): Likewise.
5396 * config/x-hpux (host-hpux.o): Likewise.
5397 * config/x-linux (host-linux.o): Likewise.
5398 * config/x-solaris (host-solaris.o): Likewise.
5399 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5400 * config/arm/t-arm (arm-c.o): Likewise.
5401 * config/arm/t-pe (pe.o): Likewise.
5402 * config/arm/t-wince-pe (pe.o): Likewise.
5403 * config/i386/t-cygming (winnt.o): Likewise.
5404 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5405 * config/i386/t-cygwin (cygwin1.o): Likewise.
5406 (cygwin2.o): Likewise.
5407 * config/i386/t-i386 (i386-c.o): Likewise.
5408 * config/i386/t-interix (winnt.o): Likewise.
5409 * config/i386/t-netware (netware.o): Likewise.
5410 * config/i386/t-nwld (nwld.o): Likewise.
5411 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5412 * config/i386/x-i386 (driver-i386.o): Likewise.
5413 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5414 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5415 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5416 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5417 * config/mips/x-native (driver-native.o): Likewise.
5418 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5419 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5420 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5421 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5422 * config/score/t-score-elf (score7.o): Likewise.
5423 (score3.o): Likewise.
5424 * config/sh/t-sh (sh-c.o): Likewise.
5425 * config/sh/t-symbian (sh-c.o): Likewise.
5426 (symbian.o): Likewise.
5427 * config/spu/t-spu-elf (spu-c.o): Likewise.
5428 * config/v850/t-v850 (v850-c.o): Likewise.
5429 * config/v850/t-v850e (v850-c.o): Likewise.
5431 2009-05-26 Richard Guenther <rguenther@suse.de>
5433 PR tree-optimization/40122
5434 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5435 VECTOR_CSTs if possible.
5436 (fold_gimple_assign): Likewise.
5438 2009-05-26 Richard Guenther <rguenther@suse.de>
5441 * fold-const.c (fold_binary): Use the correct types for building
5444 2009-05-26 Richard Guenther <rguenther@suse.de>
5446 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5447 redundant calls to merge_alias_info.
5448 (bump_vector_ptr): Likewise.
5449 * tree-ssa-copy.c (merge_alias_info): Remove.
5450 (replace_exp_1): Remove call to merge_alias_info.
5451 (propagate_tree_value): Likewise.
5452 (fini_copy_prop): Propagate points-to info.
5453 * tree-flow.h (merge_alias_info): Remove.
5455 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5457 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5459 2009-05-25 Jan Hubicka <jh@suse.cz>
5461 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5462 * cgraph.h (struct inline_summary): New filed self_wize,
5463 size_inlining_benefit, self_time and time_inlining_benefit.
5464 (struct cgraph_global_info): Replace insns by time ans size fields.
5465 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5466 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5467 (ipcp_update_callgraph): Do not touch function bodies.
5468 * ipa-inline.c: Include except.h
5469 (MAX_TIME): New constant.
5470 (overall_insns): Remove.
5472 (overall_size, max_benefit): New static variables.
5473 (cgraph_estimate_time_after_inlining): New function.
5474 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5475 (cgraph_clone_inlined_nodes): Update size.
5476 (cgraph_mark_inline_edge): Update size.
5477 (cgraph_estimate_growth): Use size info.
5478 (cgraph_check_inline_limits): Check size.
5479 (cgraph_default_inline_p): Likewise.
5480 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5481 (cgraph_decide_recursive_inlining): Check size.
5482 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5484 (cgraph_decide_inlining): Likewise.
5485 (cgraph_decide_inlining_incrementally): Likewise; honor
5486 PARAM_EARLY_INLINING_INSNS.
5487 (likely_eliminated_by_inlining_p): New predicate.
5488 (estimate_function_body_sizes): New function.
5489 (compute_inline_parameters): Use it.
5490 * except.c (must_not_throw_labels): New function.
5491 * except.h (must_not_throw_labels): Declare.
5492 * tree-inline.c (init_inline_once): Kill inlining_weigths
5493 * tree-ssa-structalias.c: Avoid uninitialized warning.
5494 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5495 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5496 (PARAM_INLINE_CALL_COST): Remove.
5497 (PARAM_EARLY_INLINING_INSNS): New.
5499 2009-05-25 Richard Guenther <rguenther@suse.de>
5501 PR tree-optimization/36327
5502 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5503 callback for reference translation or lookup at the point of may-defs.
5504 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5505 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5506 for union COMPONENT_REFs.
5507 (vn_reference_lookup_3): New callback. Lookup from memset
5508 and CONSTRUCTOR assignment, translate through struct copies.
5509 (vn_reference_lookup_pieces): Make sure to not free the
5510 passed operands array. Adjust walk_non_aliased_vuses call.
5511 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5512 make sure we do not leak memory.
5514 2009-05-25 Richard Guenther <rguenther@suse.de>
5516 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5517 * tree-inline.c (expand_call_inline): Reset the escaped and
5519 * tree-ssa-structalias.c (pass_build_ealias): New.
5520 * tree-pass.h (pass_build_ealias): Declare.
5521 * passes.c (init_optimization_passes): Add PTA during
5522 early optimizations.
5523 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5524 and CALLUSED solutions.
5525 (dump_points_to_solution): New function, split out from ...
5526 (dump_points_to_info_for): ... here.
5527 * tree-parloops.c (parallelize_loops): Reset the escaped and
5530 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5533 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5534 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5536 2009-05-25 Ira Rosen <irar@il.ibm.com>
5538 PR tree-optimization/40238
5539 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5540 statements after basic block's labels.
5541 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5542 to free the allocated memory.
5544 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5546 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5547 return address with a USE.
5549 2009-05-24 Richard Guenther <rguenther@suse.de>
5552 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5553 array type from the main variant of the inner type.
5555 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5557 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5558 definition to bool (from int) to un-break build.
5559 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5561 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5563 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5564 discard_stmt_changes): Delete.
5565 * tree-ssa-operands.c (scb_stack): Delete.
5566 (init_ssa_operands): Do not initialize it.
5567 (fini_ssa_operands): Do not free it.
5568 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5570 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5571 update_stmt, remove the others. Fix comments.
5572 * tree-dfa.c (optimize_stack_restore): Likewise.
5573 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5574 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5575 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5576 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5578 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5579 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5580 (dom_opt_finalize_block): Likewise, adjusting access to
5582 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5583 (stmts_to_rescan): Change item type to gimple.
5584 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5586 2009-05-24 Ira Rosen <irar@il.ibm.com>
5588 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5589 * tree-pass.h (pass_slp_vectorize): New pass.
5590 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5591 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5592 * tree-vectorizer.c (timevar.h): Include.
5593 (user_vect_verbosity_level): Declare.
5594 (vect_location): Fix comment.
5595 (vect_set_verbosity_level): Update user_vect_verbosity_level
5596 instead of vect_verbosity_level.
5597 (vect_set_dump_settings): Add an argument. Ignore user defined
5598 verbosity if dump flags require higher level of verbosity. Print to
5599 stderr only for loop vectorization.
5600 (vectorize_loops): Update call to vect_set_dump_settings.
5601 (execute_vect_slp): New function.
5602 (gate_vect_slp): Likewise.
5603 (struct gimple_opt_pass pass_slp_vectorize): New.
5604 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5606 (vec_info_for_bb): New function.
5607 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5608 (VECTORIZATION_ENABLED): New macro.
5609 (SLP_ENABLED, SLP_DISABLED): Likewise.
5610 (vect_is_simple_use): Add bb_vec_info argument.
5611 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5612 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5613 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5614 vect_schedule_slp, vect_analyze_slp): Likewise.
5615 (vect_analyze_stmt): Add slp_tree argument.
5616 (find_bb_location): Declare.
5617 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5618 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5619 (vect_analyze_loop_operations, vect_analyze_loop,
5620 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5621 vect_finalize_reduction, vectorizable_reduction,
5622 vectorizable_live_operation, vect_transform_loop): Likewise.
5623 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5624 skip evolution analysis if analyzing a basic block.
5625 (dr_analyze_indices): Likewise.
5626 (initialize_data_dependence_relation): Skip the test whether the
5627 object is invariant for basic blocks.
5628 (compute_all_dependences): Skip dependence analysis for data
5629 references in basic blocks.
5630 (find_data_references_in_stmt): Don't fail in case of invariant
5631 access in basic block.
5632 (find_data_references_in_bb): New function.
5633 (find_data_references_in_loop): Move code to
5634 find_data_references_in_bb and add a call to it.
5635 (compute_data_dependences_for_bb): New function.
5636 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5637 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5639 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5640 unknown dependence in basic block and fail in case of dependence in
5642 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5643 dependence instances from either loop or basic block vectorization
5645 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5646 before calling nested_in_vect_loop_p.
5647 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5648 dependence instances from either loop or basic block vectorization
5650 (vect_verify_datarefs_alignment): Likewise.
5651 (vect_enhance_data_refs_alignment): Adjust function calls.
5652 (vect_analyze_data_refs_alignment): Likewise.
5653 (vect_analyze_group_access): Fix printing. Skip different checks if
5654 DR_STEP is 0. Keep strided stores either in loop or basic block
5655 vectorization data structure. Fix indentation.
5656 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5658 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5659 dependence instances from either loop or basic block vectorization
5661 (vect_analyze_data_refs): Update comment. Call
5662 compute_data_dependences_for_bb to analyze basic blocks.
5663 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5664 case of loop vectorization. In case of basic block vectorization use
5665 data-ref itself as a base.
5666 (vect_create_data_ref_ptr): In case of basic block vectorization:
5667 don't advance the pointer, add new statements before the current
5668 statement. Adjust function calls.
5669 (vect_supportable_dr_alignment): Support only aligned accesses in
5670 basic block vectorization.
5671 * common.opt (ftree-slp-vectorize): New flag.
5672 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5673 (vect_pattern_recog_1): Likewise.
5674 * tree-vect-stmts.c (process_use): Likewise.
5675 (vect_init_vector): Add new statements in the beginning of the basic
5676 block in case of basic block SLP.
5677 (vect_get_vec_def_for_operand): Adjust function calls.
5678 (vect_finish_stmt_generation): Likewise.
5679 (vectorizable_call): Add assert that it is loop vectorization, adjust
5681 (vectorizable_conversion, vectorizable_assignment): Likewise.
5682 (vectorizable_operation): In case of basic block SLP, take
5683 vectorization factor from statement's type and skip the relevance
5684 check. Adjust function calls.
5685 (vectorizable_type_demotion): Add assert that it is loop
5686 vectorization, adjust function calls.
5687 (vectorizable_type_promotion): Likewise.
5688 (vectorizable_store): Check for outer loop only in case of loop
5689 vectorization. Adjust function calls. For basic blocks, skip the
5690 relevance check and don't advance pointers.
5691 (vectorizable_load): Likewise.
5692 (vectorizable_condition): Add assert that it is loop vectorization,
5693 adjust function calls.
5694 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5695 that it is not reduction, get vector type, call only supported
5696 functions, skip loop specific parts.
5697 (vect_transform_stmt): Check for outer loop only in case of loop
5699 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5700 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5701 for external definition.
5702 * passes.c (pass_slp_vectorize): New pass.
5703 * tree-vect-slp.c (find_bb_location): New function.
5704 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5705 check for patterns only in loops.
5706 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5707 case of multiple types in basic block SLP.
5708 (vect_mark_slp_stmts_relevant): New function.
5709 (vect_supported_load_permutation_p): Fix comment.
5710 (vect_analyze_slp_instance): Add argument. In case of basic block
5711 SLP, take vectorization factor from statement's type, check that
5712 unrolling factor is 1. Adjust function call. Save SLP instance in
5713 either loop or basic block vectorization structure. Return FALSE,
5715 (vect_analyze_slp): Add argument. Get strided stores groups from
5716 either loop or basic block vectorization structure. Return FALSE
5717 if basic block SLP failed.
5718 (new_bb_vec_info): New function.
5719 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5720 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5721 (vect_schedule_slp): Add argument. Get SLP instances from either
5722 loop or basic block vectorization structure. Set vectorization factor
5723 to be 1 for basic block SLP.
5724 (vect_slp_transform_bb): New function.
5725 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5727 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5729 * final.c (shorten_branches): Do not align labels for jump tables.
5730 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5732 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5734 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5735 Remove outdated reference to flow.c and fix nits.
5736 * doc/gccint.texi: Tweak RTL description.
5737 * doc/rtl.texi: Likewise.
5739 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5741 * config/avr/avr.c: Change my email address.
5742 * config/avr/avr.h: Likewise.
5743 * config/avr/avr.md: Likewise.
5744 * config/avr/avr-protos.h: Likewise.
5745 * config/avr/libgcc.S: Likewise.
5747 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5749 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5750 (spu_split_load, spu_split_store): Change return type to int.
5751 (spu_split_convert): Declare.
5752 * config/spu/predicates.md (spu_mem_operand): Remove.
5753 (spu_mov_operand): Update.
5754 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5755 * config/spu/spu.c (regno_aligned_for_load): Remove.
5756 (reg_aligned_for_addr, spu_expand_load): Define.
5757 (spu_expand_extv): Reimplement and handle MEM.
5758 (spu_expand_insv): Handle MEM.
5759 (spu_sched_reorder): Handle insn's with length 0.
5760 (spu_legitimate_address_p): Reimplement.
5761 (store_with_one_insn_p): Return TRUE for any mode with size
5762 larger than 16 bytes.
5763 (address_needs_split): Define.
5764 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5766 (spu_convert_move): Define.
5767 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5768 (spu_split_store): Change all MEM's to TImode.
5769 (spu_init_expanders): Preallocate registers that correspond to
5770 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5772 (spu_split_convert): Define.
5773 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5774 (_move<mode>, _movdi, _movti): Update predicate and condition.
5775 (load, store): Change to define_split.
5776 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5778 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5779 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5780 define_insn_and_split of lshr<mode>3.
5781 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5782 (<v>ashr<mode>3_imm): Define.
5783 (extv, extzv, insv): Allow MEM operands.
5784 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5785 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5786 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5787 (_spu_convert2): Change to define_insn_and_split and remove the
5788 corresponding define_peephole2.
5789 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5790 Change predicates to memory_operand.
5792 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5794 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5796 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5798 PR tree-optimization/40219
5799 * tree.c (iterative_hash_expr): Make sure the builtin function is
5800 a normal builtin function and not a front end or back end builtin
5801 before indexing into the built_in_decls array.
5803 2009-05-22 Richard Guenther <rguenther@suse.de>
5806 * alias.c (write_dependence_p): Do not use TBAA for answering
5807 anti-dependence or output-dependence.
5808 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5809 (emit_pointer_definition): Remove.
5810 (emit_alias_warning): Likewise.
5811 (find_what_var_points_to): Remove TBAA pruning code.
5812 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5814 (compute_points_to_sets): Remove code computing the set of
5815 dereferenced pointers.
5816 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5817 oracle for querying anti and output dependencies.
5818 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5819 if TBAA may be applied.
5820 (refs_anti_dependent_p): New function.
5821 (refs_output_dependent_p): Likewise.
5822 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5823 (refs_output_dependent_p): Likewise.
5824 * doc/tree-ssa.texi (Memory model): New section.
5825 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5826 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5827 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5828 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5829 * expr.c (expand_expr_real_1): Likewise.
5830 * gimple-low.c (lower_stmt): Likewise.
5831 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5832 (dump_gimple_cdt): Remove.
5833 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5834 (gimple_size): Likewise.
5835 (walk_gimple_op): Likewise.
5836 (is_gimple_stmt): Likewise.
5837 (walk_stmt_load_store_addr_ops): Likewise.
5838 (gimple_build_cdt): Remove.
5839 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5840 * gimple.h (gimple_cdt_new_type): Remove.
5841 (gimple_cdt_new_type_ptr): Likewise.
5842 (gimple_cdt_set_new_type): Likewise.
5843 (gimple_cdt_location): Likewise.
5844 (gimple_cdt_location_ptr): Likewise.
5845 (gimple_cdt_set_location): Likewise.
5846 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5847 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5848 GIMPLE_CHANGE_DYNAMIC_TYPE.
5849 (verify_types_in_gimple_stmt): Likewise.
5850 * tree-inline.c (estimate_num_insns): Likewise.
5851 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5852 (copy_decl_to_var): Likewise.
5853 (copy_result_decl_to_var): Likewise.
5854 * tree-pretty-print.c (dump_generic_node): Do not handle
5855 CHANGE_DYNAMIC_TYPE_EXPR.
5856 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5857 * tree-ssa-operands.c (get_expr_operands): Likewise.
5858 * tree-ssa-structalias.c (struct variable_info): Remove
5859 no_tbaa_pruning member.
5860 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5861 (unify_nodes): Do not copy it.
5862 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5863 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5864 (set_uids_in_ptset): Do not check it.
5865 (find_what_var_points_to): Likewise.
5866 (compute_tbaa_pruning): Remove.
5867 (compute_points_to_sets): Do not call it.
5868 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5869 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5870 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5871 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5872 (DECL_NO_TBAA_P): Likewise.
5873 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5874 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5875 (expand_omp_atomic_pipeline): Do not set it.
5876 * print-tree.c (print_node): Do not dump it.
5877 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5880 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5883 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5886 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5888 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5891 2009-05-22 Ben Elliston <bje@au.ibm.com>
5893 * Makefile.in (bversion.h, s-bversion): New targets.
5894 (TOPLEV_H): Add bversion.h.
5895 * toplev.h: Include "bversion.h".
5896 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5897 the __format__ attribute only if compiling with the same version
5898 of GCC as the sources (the "build version").
5900 2009-05-22 Ben Elliston <bje@au.ibm.com>
5902 * c-format.c (handle_format_attribute): Fix comment typo.
5904 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5907 * config/ia64/ia64.opt (mfused-madd): New.
5908 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5909 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5910 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5911 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5912 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5913 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5914 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5915 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5916 instruction if !TARGET_FUSED_MADD.
5917 (fpma, fpms): Remove colon from name.
5919 2009-05-22 Richard Guenther <rguenther@suse.de>
5921 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5922 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5923 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5925 (create_expression_by_pieces): Only convert if necessary.
5926 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5927 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5929 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5931 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5932 regular pattern from a template and rename it ...
5933 (*extzv_truncsi_exts): ... to this.
5935 2009-05-21 Richard Guenther <rguenther@suse.de>
5937 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5938 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5939 (cgraph_default_inline_p): Likewise.
5940 (cgraph_decide_inlining_incrementally): Likewise.
5942 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5943 Uros Bizjak <ubizjak@gmail.com>
5945 * config/i386/cpuid.h (bit_MOVBE): New.
5947 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5949 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5950 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5951 (ix86_handle_option): Handle OPT_mmovbe.
5952 (ix86_target_string): Add -mmovbe.
5953 (pta_flags): Add PTA_MOVBE.
5954 (processor_alias_table): Add PTA_MOVBE to "atom".
5955 (override_options): Handle PTA_MOVBE.
5957 * config/i386/i386.h (TARGET_MOVBE): New.
5959 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5960 (*bswapsi_movbe): New.
5961 (*bswapdi_movbe): Likewise.
5962 (bswapdi2): Renamed to ...
5964 (bswapdi2): New expander.
5966 * config/i386/i386.opt (mmovbe): New.
5968 * doc/invoke.texi: Document -mmovbe.
5970 2009-05-21 Taras Glek <tglek@mozilla.com>
5972 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5973 * gcc-plugin.h (plugin_init): Updated signature.
5974 * gcc-plugin.h (plugin_name_args): Moved to this header.
5975 * doc/plugins.texi (plugin_init): Updated documention to reflect
5977 * doc/plugins.texi (plugin_name_args): Added to documention.
5979 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5981 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5982 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5984 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5986 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5987 JUMP_TABLE_DATA_P predicates where applicable.
5988 * config/i386/predicates.md: Ditto.
5989 * config/i386/sse.md: Ditto.
5991 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5993 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5994 operand2 -128 override length_immediate attribute to 1.
5995 * config/i386/predicates.md (constm128_operand): New predicate.
5997 * config/i386/i386.c (memory_address_length): Handle %r12
5998 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6000 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6001 mode look through optional ZERO_EXTEND and SUBREG.
6002 * config/i386/i386.md (R12_REG): New define_constant.
6003 (prefix_data16): For sse unit set also for MODE_TI insns.
6004 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6005 insns set if operand 1 is ext_QIreg_operand.
6006 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6007 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6009 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6010 mode from MODE_DI to MODE_SI.
6011 (movdi_1_rex64): Override modrm and length_immediate attributes
6012 only for movabs (TYPE_IMOV, alternative 2).
6013 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6014 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6015 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6016 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6017 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6018 prefix_rex attribute if DImode.
6019 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6020 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6021 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6022 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6023 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6024 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6025 Likewise. For TYPE_IMOV clear length_immediate attribute.
6026 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6027 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6028 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6029 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6030 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6031 or one operand TYPE_ISHIFT.
6032 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6033 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6034 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6035 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6036 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6037 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6038 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6039 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6040 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6041 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6042 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6043 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6044 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6045 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6046 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6047 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6048 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6049 set mode attribute, don't override length attribute.
6050 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6052 (return_internal_long): Set length attribute to 2 instead of 1.
6053 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6054 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6055 prefix_rex attribute.
6056 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6058 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6060 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6062 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6064 2009-05-20 Ian Lance Taylor <iant@google.com>
6066 * tree.c (build_tree_list_vec_stat): New function.
6067 (ctor_to_vec): New function.
6068 (build_nt_call_vec): New function.
6069 (build_call_array): Change args to be a const pointer.
6070 (build_call_vec): New function.
6071 * tree.h (build_nt_call_vec): Declare.
6072 (build_tree_list_vec_stat): Declare.
6073 (build_tree_list_vec): Define.
6074 (build_call_array): Update declaration.
6075 (build_call_vec): Declare.
6076 (ctor_to_vec): Declare.
6077 * c-common.c (tree_vector_cache): New static variable.
6078 (make_tree_vector): New function.
6079 (release_tree_vector): New function.
6080 (make_tree_vector_single): New function.
6081 (make_tree_vector_copy): New function.
6082 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6083 (make_tree_vector_single, make_tree_vector_copy): Declare.
6084 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6085 (c_parser_expr_list): Don't manage cache here, instead call
6087 (c_parser_release_expr_list): Remove static function.
6088 (c_parser_vec_to_tree_list): Remove static function.
6089 (c_parser_attributes): Call build_tree_list_vec instead of
6090 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6091 c_parser_release_expr_list.
6092 (c_parser_postfix_expression_after_primary): Likewise.
6093 (c_parser_objc_keywordexpr): Likewise.
6095 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6097 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6098 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6099 TARGET_CONVERT_TO_TYPE.
6100 * hooks.c (hook_tree_const_tree_null): Define.
6101 * hooks.h (hook_tree_const_tree_null): Declare.
6102 * target.h (struct gcc_target): Add invalid_parameter_type,
6103 invalid_return_type, promoted_type, and convert_to_type fields.
6104 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6105 (TARGET_INVALID_RETURN_TYPE): Define.
6106 (TARGET_PROMOTED_TYPE): Define.
6107 (TARGET_CONVERT_TO_TYPE): Define.
6108 (TARGET_INITIALIZER): Update for new fields.
6109 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6110 (grokparms): Check targetm.invalid_parameter_type.
6111 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6112 * c-convert.c (convert): Check targetm.convert_to_type.
6114 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6116 * config/mips/mips.md (*extenddi_truncate<mode>,
6117 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6119 (*extendhi_truncateqi): New define_insn_and_sptit.
6121 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6124 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6125 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6127 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6129 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6130 the operand of VIEW_CONVERT_EXPR.
6132 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6134 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6135 extended family and model for Intel processors. Support Intel Atom.
6137 2009-05-20 Olivier Hainque <hainque@adacore.com>
6139 * gstab.h (stab_code_type): Define, to be used instead of the
6140 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6142 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6143 occurrences by stab_code_type.
6144 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6146 2009-05-20 Martin Jambor <mjambor@suse.cz>
6148 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6149 (sra_insert_before): Likewise.
6150 (sra_insert_after): Likewise.
6151 (sra_init_cache): Likewise.
6152 (sra_type_can_be_decomposed_p): Likewise.
6153 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6154 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6155 (sra_insert_before): Likewise.
6156 (sra_insert_after): Likewise.
6157 (sra_init_cache): Likewise.
6158 (insert_edge_copies_seq): Made static and moved upwards.
6160 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6163 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6165 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6166 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6169 2009-05-20 Richard Guenther <rguenther@suse.de>
6171 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6172 with mismatched comparison modes.
6174 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6176 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6177 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6178 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6179 with shifts for Thumb2.
6180 (orsi_notsi): New for orn.
6181 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6182 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6183 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6184 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6185 Don't invert remainder for IOR.
6187 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6189 PR tree-optimization/40087
6190 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6191 number_of_iterations_ne): Rename never_infinite argument.
6192 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6193 number_of_iterations_le): Handle pointer-type ivs when
6194 exit_must_be_taken is false.
6195 (number_of_iterations_cond): Do not always assume that
6196 exit_must_be_taken if the control variable is a pointer.
6198 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6200 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6201 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6203 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6205 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6206 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6208 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6211 * c.opt (Wlogical-op): Disabled by default.
6212 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6214 * doc/invoke.texi (Wlogical-op): Likewise.
6216 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6218 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6220 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6221 Propagate the type of the first operand.
6222 <ASSERT_EXPR>: Simplify.
6223 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6224 Rewrite using the RHS code as discriminant.
6225 <NOP_EXPR>: Turn into CASE_CONVERT.
6226 <PLUS_EXPR>: Propagate the type of the first operand.
6228 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6230 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6231 (ia64_dconst_0_375): New.
6232 * config/ia64/ia64.c (ia64_override_options): Remove
6233 -minline-sqrt-min-latency warning.
6234 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6235 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6236 * config/ia64/ia64.md (*sqrt_approx): Remove.
6237 (sqrtsf2): Remove #if 0.
6238 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6239 (sqrtdf): Remove assert.
6240 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6241 (sqrtxf2): Remove #if 0.
6242 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6243 * div.md (sqrt_approx_rf): New.
6244 (sqrtsf2_internal_thr): New implementation.
6245 (sqrtsf2_internal_lat): New.
6246 (sqrtdf2_internal_thr: New implementation.
6247 (sqrtxf2_internal): New implementation.
6249 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6250 Hans-Peter Nilsson <hp@axis.com>
6252 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6253 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6254 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6255 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6256 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6257 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6258 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6259 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6260 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6261 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6262 * c-common.c: ...from here.
6264 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6266 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6268 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6270 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6272 2009-05-19 Ben Elliston <bje@au.ibm.com>
6274 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6275 assignments with memcpy calls.
6276 (add_fdes): Likewise.
6277 (binary_search_unencoded_fdes): Likewise.
6278 (linear_search_fdes): Eliminate type puns.
6280 2009-05-19 Richard Guenther <rguenther@suse.de>
6282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6283 not falsely claim to have propagated into all uses.
6285 2009-05-19 Ben Elliston <bje@au.ibm.com>
6287 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6290 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6292 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6293 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6294 (TARGET_LEGITIMATE_ADDRESS_P): New.
6295 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6296 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6298 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6301 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6302 child of the containing namespace's DIE.
6304 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6306 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6307 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6308 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6311 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6314 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6315 gen_align with gen_pad.
6316 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6317 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6319 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6320 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6322 * config/i386/i386.md (align): Renamed to ...
6323 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6324 ASM_OUTPUT_MAX_SKIP_PAD.
6326 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6328 * config.gcc: Fix variable syntax.
6331 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6332 before calling exact_log2.
6333 (output_iorsi3): Likewise.
6334 (output_xorsi3): Likewise.
6336 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6338 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6339 for the none zero constant operand except for EQ and NE
6340 comprisons even when the first operand is R0.
6342 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6344 * config/s390/2064.md: Remove trailing whitespaces.
6345 * config/s390/2084.md: Likewise.
6346 * config/s390/constraints.md: Likewise.
6347 * config/s390/fixdfdi.h: Likewise.
6348 * config/s390/libgcc-glibc.ver: Likewise.
6349 * config/s390/s390-modes.def: Likewise.
6350 * config/s390/s390-protos.h: Likewise.
6351 * config/s390/s390.c: Likewise.
6352 * config/s390/s390.h: Likewise.
6353 * config/s390/s390.md: Likewise.
6354 * config/s390/tpf-unwind.h: Likewise.
6356 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6358 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6360 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6363 * configure.ac (m68k-*-*): Check if binutils support TLS.
6364 * configure: Regenerate.
6365 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6366 * config/m68k/constraints.md (Cu): New constraint.
6367 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6368 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6369 (movsi): Handle TLS symbols.
6370 (addsi3_5200): Handle XTLS symbols, indent.
6371 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6372 (m68k_tls_reference_p): Declare.
6373 (m68k_legitimize_address): Declare.
6374 (m68k_unwrap_symbol): Declare.
6375 * config/m68k/m68k.opt (mxtls): New option.
6376 * config/m68k/m68k.c (ggc.h): Include.
6377 (m68k_output_dwarf_dtprel): Implement hook.
6378 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6379 (m68k_expand_prologue): Load GOT pointer when function needs it.
6380 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6381 (m68k_legitimate_constant_address_p): Same.
6382 (m68k_decompose_address): Handle TLS references.
6383 (m68k_get_gp): New static function.
6384 (enum m68k_reloc): New contants.
6385 (TLS_RELOC_P): New macro.
6386 (m68k_wrap_symbol): New static function.
6387 (m68k_unwrap_symbol): New function.
6388 (m68k_final_prescan_insn_1): New static function.
6389 (m68k_final_prescan_insn): New function.
6390 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6392 (legitimize_pic_address): Handle TLS references..
6393 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6394 (m68k_libcall_value_in_a0_p)
6395 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6396 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6397 (m68k_legitimize_tls_address): Handle TLS references.
6398 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6400 (m68k_legitimize_address): Handle TLS symbols.
6401 (m68k_get_reloc_decoration): New static function.
6402 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6404 (m68k_output_dwarf_dtprel): Implement hook.
6405 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6406 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6407 m68k_call_* routines.
6408 (sched_attr_op_type): Handle TLS symbols.
6409 (gt-m68k.h): Include.
6410 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6411 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6413 2009-05-18 Martin Jambor <mjambor@suse.cz>
6415 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6416 (visit_store_addr_for_mod_analysis): New function.
6417 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6418 (determine_cst_member_ptr): Use gimple_assign_single_p.
6419 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6420 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6421 operands. Don't check number of operands of a NOP_EXPR.
6423 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6425 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6427 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6430 * c-common.c (warn_logical_operator): Don't warn if one of
6431 expression isn't always true or false.
6433 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6435 * config/i386/biarch32.h: New file.
6436 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6438 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6440 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6441 *zero_extend<mode>_truncqi): Merge these into ...
6442 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6443 Name the pattern following this as *zero_extendhi_truncqi.
6445 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6448 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6449 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6450 (output_info): Make field HOST_WIDEST_INT.
6451 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6452 (dump_bitmat_statistics): Same.
6454 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6456 * config.gcc (use_gcc_stdint): Set to wrap.
6457 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6458 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6459 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6460 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6461 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6462 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6463 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6464 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6466 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6468 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6470 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6471 Move definitions earlier.
6472 (OPT_ARCH64, OPT_ARCH32): Define.
6473 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6476 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6479 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6482 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6484 * arm.md (movdi2): Copy non-reg values to DImode registers.
6486 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6489 * final.c (label_to_max_skip): New function.
6490 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6491 CODE_LABEL_NUMBER <= max_labelno.
6492 * output.h (label_to_max_skip): New prototype.
6493 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6494 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6495 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6496 Handle CODE_LABELs with >= 16 byte alignment or with
6497 max_skip == (1 << align) - 1.
6498 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6499 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6502 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6503 .p2align 3 if MAX_SKIP is smaller than 7.
6504 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6506 2009-05-15 Ian Lance Taylor <iant@google.com>
6508 * alias.c (struct alias_set_entry_d): Rename from struct
6509 alias_set_entry. Change all uses.
6510 * except.c (struct call_site_record_d): Rename from struct
6511 call_site_record. Change all uses.
6512 * except.h (struct eh_region_d): Rename from struct eh_region.
6514 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6516 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6517 ivtype_map_elt. Change all uses.
6518 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6520 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6521 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6523 (struct sese_d): Rename from struct sese. Change all uses.
6524 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6525 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6526 * optabs.h (struct optab_d): Rename from struct optab. Change all
6528 (struct convert_optab_d): Rename from struct convert_optab.
6530 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6531 ipa_opt_pass. Change all uses.
6532 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6535 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6536 defined as a typedef.
6537 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6540 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6543 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6545 (merge_ranges): Returns bool.
6546 * tree.h (make_range): .. to here.
6547 (build_range_check): Likewise.
6548 (merge_ranges): Likewise. Renamed from merge_ranges.
6549 * c-typeck.c (parser_build_binary_op): Update calls to
6550 warn_logical_operator.
6551 * c-common.c (warn_logical_operator): Add new warning.
6552 * c-common.h (warn_logical_operator): Update declaration.
6554 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6556 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6558 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6560 * doc/install.texi: Document MPC requirements, flags etc.
6562 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6563 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6564 Evaluate constant arguments.
6565 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6566 (fold_builtin_1): Likewise, also evaluate constant arguments.
6567 Remove superfluous break.
6568 (do_mpc_ckconv): New.
6569 * real.h: Include mpc.h.
6570 * toplev.c (print_version): Output MPC version info if available.
6572 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6574 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6576 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6578 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6581 2009-05-15 Jan Hubicka <jh@suse.cz>
6583 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6584 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6585 (try_inline): Fix return value.
6586 (cgraph_decide_inlining_incrementally): Honor new value.
6587 (cgraph_early_inlining): Handle indirect inlining.
6588 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6590 2009-05-15 Jan Hubicka <jh@suse.cz>
6592 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6593 * cgraphunit.c (cgraph_finalize_function): Set it.
6594 (cgraph_expand_function): Use it.
6596 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6598 * real.c (encode_ieee_half): Define.
6599 (decode_ieee_half): Define.
6600 (ieee_half_format): Define.
6601 (arm_half_format): Define.
6602 * real.h (ieee_half_format): Declare.
6603 (arm_half_format): Declare.
6605 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6607 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6608 swapped, and reversed optabs exist before trying to use them.
6610 2009-05-15 Paul Brook <paul@codesourcery.com>
6611 Sandra Loosemore <sandra@codesourcery.com>
6613 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6614 loads. Allow PRE_DEC.
6615 (output_move_neon): Handle PRE_DEC.
6616 (arm_print_operand): Add 'A' for neon structure loads.
6617 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6618 * config/arm/neon.md (neon_mov): Update comment.
6619 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6621 (Um): New constraint.
6623 2009-05-15 Jan Hubicka <jh@suse.cz>
6625 Revert the following patch until testsuite fallout is fixed:
6626 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6627 * cgraph.h (struct inline_summary): New filed self_wize,
6628 size_inlining_benefit, self_time and time_inlining_benefit.
6629 (struct cgraph_global_info): Replace insns by time ans size fields.
6630 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6631 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6632 (ipcp_update_callgraph): Do not touch function bodies.
6633 * ipa-inline.c: Include except.h
6634 (MAX_TIME): New constant.
6635 (overall_insns): Remove
6636 (overall_size, max_benefit): New static variables.
6637 (cgraph_estimate_time_after_inlining): New function.
6638 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6639 (cgraph_clone_inlined_nodes): Update size.
6640 (cgraph_mark_inline_edge): Update size.
6641 (cgraph_estimate_growth): Use size info.
6642 (cgraph_check_inline_limits): Check size.
6643 (cgraph_default_inline_p): Likewise.
6644 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6645 (cgraph_decide_recursive_inlining): Check size.
6646 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6648 (cgraph_decide_inlining): Likewise.
6649 (cgraph_decide_inlining_incrementally): Likewise; honor
6650 PARAM_EARLY_INLINING_INSNS.
6651 (likely_eliminated_by_inlining_p): New predicate.
6652 (estimate_function_body_sizes): New function.
6653 (compute_inline_parameters): Use it.
6654 * except.c (must_not_throw_labels): New function.
6655 * except.h (must_not_throw_labels): Declare.
6656 * tree-inline.c (init_inline_once): Kill inlining_weigths
6657 * tree-ssa-structalias.c: Avoid uninitialized warning.
6658 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6659 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6660 (PARAM_INLINE_CALL_COST): Remove.
6661 (PARAM_EARLY_INLINING_INSNS): New.
6663 2009-05-15 Richard Guenther <rguenther@suse.de>
6665 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6666 not TODO_update_ssa.
6668 2009-05-15 Richard Guenther <rguenther@suse.de>
6670 PR tree-optimization/39999
6671 * gimple.h (gimple_expr_type): Use the expression type looking
6672 through useless conversions.
6673 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6674 (vn_nary_op_insert_stmt): Likewise.
6675 (simplify_binary_expression): Likewise.
6677 2009-05-15 Richard Guenther <rguenther@suse.de>
6679 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6680 New options, enabled by default.
6681 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6683 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6684 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6685 * tree-ssa-structalias.c (gate_tree_pta): New function.
6686 (pass_build_alias): Use it.
6688 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6691 recurse on an invariant address if a conversion from a pointer
6692 type to a wider integer type is involved.
6694 2009-05-15 Jan Hubicka <jh@suse.cz>
6696 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6697 * cgraph.h (struct inline_summary): New filed self_wize,
6698 size_inlining_benefit, self_time and time_inlining_benefit.
6699 (struct cgraph_global_info): Replace insns by time ans size fields.
6700 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6701 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6702 (ipcp_update_callgraph): Do not touch function bodies.
6703 * ipa-inline.c: Include except.h
6704 (MAX_TIME): New constant.
6705 (overall_insns): Remove
6706 (overall_size, max_benefit): New static variables.
6707 (cgraph_estimate_time_after_inlining): New function.
6708 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6709 (cgraph_clone_inlined_nodes): Update size.
6710 (cgraph_mark_inline_edge): Update size.
6711 (cgraph_estimate_growth): Use size info.
6712 (cgraph_check_inline_limits): Check size.
6713 (cgraph_default_inline_p): Likewise.
6714 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6715 (cgraph_decide_recursive_inlining): Check size.
6716 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6718 (cgraph_decide_inlining): Likewise.
6719 (cgraph_decide_inlining_incrementally): Likewise; honor
6720 PARAM_EARLY_INLINING_INSNS.
6721 (likely_eliminated_by_inlining_p): New predicate.
6722 (estimate_function_body_sizes): New function.
6723 (compute_inline_parameters): Use it.
6724 * except.c (must_not_throw_labels): New function.
6725 * except.h (must_not_throw_labels): Declare.
6726 * tree-inline.c (init_inline_once): Kill inlining_weigths
6727 * tree-ssa-structalias.c: Avoid uninitialized warning.
6728 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6729 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6730 (PARAM_INLINE_CALL_COST): Remove.
6731 (PARAM_EARLY_INLINING_INSNS): New.
6732 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6733 (inline-call-cost): Remove.
6734 (early-inlining-insns): New.
6736 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6738 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6740 (print_int_cst_bounds_in_octal_p): Likewise.
6741 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6743 * dwarf2out.c (base_type_die): Likewise.
6744 (is_subrange_type): Delete.
6745 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6746 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6747 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6748 if the destination type is boolean.
6749 (build_range_check): Do not special-case subtypes.
6750 (fold_sign_changed_comparison): Likewise.
6751 (fold_unary): Likewise.
6752 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6753 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6754 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6755 * tree.c (subrange_type_for_debug_p): New predicate based on the
6756 former is_subrange_type.
6757 * tree.h (subrange_type_for_debug_p): Declare.
6758 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6759 (convert_affine_scev): Remove call to above function.
6760 (chrec_convert_aggressive): Likewise.
6761 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6762 false for conversions involving subtypes.
6763 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6764 (vrp_val_min): Likewise.
6765 (needs_overflow_infinity): Likewise.
6766 (extract_range_from_unary_expr): Likewise.
6768 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6770 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6771 * config/frv/frv.c: Likewise.
6772 * config/s390/s390.c: Likewise.
6773 * config/sparc/sparc.h: Likewise.
6774 * config/i386/i386.h: Likewise.
6775 * config/i386/i386.c: Likewise.
6776 * config/crx/crx.c: Likewise.
6777 * config/m68hc11/m68hc11.h: Likewise.
6778 * config/iq2000/iq2000.c: Likewise.
6779 * config/mn10300/mn10300.h: Likewise.
6780 * config/mn10300/mn10300.c: Likewise.
6781 * config/m68k/m68k.c: Likewise.
6782 * config/rs6000/rs6000.c: Likewise.
6783 * config/rs6000/xcoff.h: Likewise.
6784 * config/rs6000/linux64.h: Likewise.
6785 * config/rs6000/sysv4.h: Likewise.
6786 * config/score/score3.c: Likewise.
6787 * config/score/score7.c: Likewise.
6788 * config/score/score.c: Likewise.
6789 * config/arm/arm.md: Likewise.
6790 * config/mips/mips.c: Likewise.
6791 * config/mips/mips.md: Likewise.
6792 * config/bfin/bfin.h: Likewise.
6793 * config/pa/pa.c: Likewise.
6794 * config/pa/constraints.md: Likewise.
6796 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6797 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6798 * config/pdp11/pdp11.h: Use memory_address_p instead.
6800 2009-05-14 Ian Lance Taylor <iant@google.com>
6802 * passes.c (finish_optimization_passes): Change i to int.
6803 * plugin.c (plugins_active_p): Change event to int.
6804 (dump_active_plugins): Likewise.
6805 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6807 * tree.c (tree_range_check_failed): Change c to unsigned int.
6808 (omp_clause_range_check_failed): Likewise.
6809 (build_common_builtin_nodes): Change mode to int. Add cast.
6810 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6811 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6813 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6814 ++ or -- with a variable of enum type.
6816 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6819 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6821 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6823 * store-motion.c: Do not include params.h
6824 * Makefile.in: Fix dependencies for various files.
6826 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6828 * auto-inc-dec.c: Fix pass description, remove apparent
6829 accidental duplication.
6831 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6834 * ipa-utils.h (memory_identifier_string): Moved to ...
6835 * tree.h (memory_identifier_string): Here. Add GTY(()).
6837 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6839 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6840 in the former documentation of...
6841 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6842 * ira-conflicts.c (get_dup_num): Use address_operand.
6843 * targhooks.c (default_legitimate_address_p): New.
6844 * targhooks.h (default_legitimate_address_p): New.
6845 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6847 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6848 * target.h (struct target): Add legitimate_address_p.
6849 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6850 (TARGET_INITIALIZER): Include it.
6852 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6853 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6854 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6855 (TARGET_LEGITIMATE_ADDRESS_P): New.
6857 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6858 (REG_OK_STRICT_P): Delete.
6859 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6860 (frv_legitimate_address_p_1): ... this.
6861 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6862 (frv_legitimate_address_p_1): ... the renamed old
6863 frv_legitimate_address_p.
6864 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6865 (TARGET_LEGITIMATE_ADDRESS_P): New.
6867 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6868 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6869 * config/s390/s390.c (legitimate_address_p): Rename to...
6870 (s390_legitimate_address_p): ... this, make static.
6871 (legitimize_address): Adjust call.
6872 (TARGET_LEGITIMATE_ADDRESS_P): New.
6873 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6875 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6876 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6877 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6878 (TARGET_LEGITIMATE_ADDRESS_P): New.
6880 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6881 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6882 * config/spu/spu.c (spu_legitimate_address): Rename to...
6883 (spu_legitimate_address_p): ... this, make static.
6884 (TARGET_LEGITIMATE_ADDRESS_P): New.
6886 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6887 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6888 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6889 (sparc_legitimate_address_p): ... this, make static and return bool.
6890 (legitimize_address): Adjust call.
6891 (TARGET_LEGITIMATE_ADDRESS_P): New.
6893 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6894 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6895 * config/i386/i386.c (legitimate_address_p): Rename to...
6896 (ix86_legitimate_address_p): ... this, make static.
6897 (constant_address_p): Move after it, adjust call.
6898 (TARGET_LEGITIMATE_ADDRESS_P): New.
6900 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6901 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6902 * config/avr/avr.c (legitimate_address_p): Rename to...
6903 (avr_legitimate_address_p): ... this, make static.
6904 (legitimize_address): Adjust call.
6905 (TARGET_LEGITIMATE_ADDRESS_P): New.
6907 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6908 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6909 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6910 (TARGET_LEGITIMATE_ADDRESS_P): New.
6912 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6913 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6914 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6915 (TARGET_LEGITIMATE_ADDRESS_P): New.
6917 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6918 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6920 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6922 (TARGET_LEGITIMATE_ADDRESS_P): New.
6924 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6925 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6927 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6929 (m68hc11_legitimate_address_p): ... this, make static.
6930 (go_if_legitimate_address_internal): Rename to...
6931 (m68hc11_legitimate_address_p_1): ... this.
6932 (legitimize_address): Adjust call.
6933 (TARGET_LEGITIMATE_ADDRESS_P): New.
6935 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6936 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6937 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6938 (TARGET_LEGITIMATE_ADDRESS_P): New.
6940 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6941 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6942 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6943 (mn10300_legitimate_address_p): ... this, make static.
6944 (TARGET_LEGITIMATE_ADDRESS_P): New.
6946 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6947 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6948 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6949 (TARGET_LEGITIMATE_ADDRESS_P): New.
6951 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6952 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6953 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6954 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6955 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6956 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6957 (rs6000_legitimate_address_p): ... this, make static.
6958 (TARGET_LEGITIMATE_ADDRESS_P): New.
6959 (REG_MODE_OK_FOR_BASE_P): Delete.
6960 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6962 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6963 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6965 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6966 static, adjust types.
6967 (TARGET_LEGITIMATE_ADDRESS_P): New.
6969 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6970 * config/score/score.c (score_address_p): Rename to...
6971 (score_legitimate_address_p): ... this.
6972 (TARGET_LEGITIMATE_ADDRESS_P): New.
6973 * config/score/score3.c (score3_address_p): Rename to...
6974 (score3_legitimate_address_p): ... this.
6975 * config/score/score7.c (score7_address_p): Rename to...
6976 (score7_legitimate_address_p): ... this.
6978 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6979 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6980 GO_IF_LEGITIMATE_ADDRESS): Delete.
6981 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6982 thumb2_legitimate_address_p): Delete.
6983 (arm_legitimate_address_p): Rename to...
6984 (arm_legitimate_address_outer_p): ... this.
6985 * config/arm/constraints.md ("Uq"): Adjust call.
6986 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6987 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6989 (arm_legitimate_address_outer_p): ... this.
6990 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6992 (TARGET_LEGITIMATE_ADDRESS_P): New.
6994 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6995 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6996 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6997 (TARGET_LEGITIMATE_ADDRESS_P): New.
6999 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7000 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7001 * config/vax/vax.c (legitimate_address_p): Rename to...
7002 (vax_legitimate_address_p): ... this, make static.
7003 (TARGET_LEGITIMATE_ADDRESS_P): New.
7005 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7006 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7007 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7008 (TARGET_LEGITIMATE_ADDRESS_P): New.
7010 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7011 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7012 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7013 (mmix_legitimate_address_p): ... this, make static.
7014 (TARGET_LEGITIMATE_ADDRESS_P): New.
7016 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7017 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7018 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7019 (TARGET_LEGITIMATE_ADDRESS_P): New.
7021 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7023 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7024 of MODE_COMPLEX_INT.
7026 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7028 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7029 LCT_NORMAL in function call.
7030 * mips-tdump.c (print_file_desc): Add cast to enum type.
7031 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7032 (mark_stabs): Add casts to enum types.
7033 (parse_stabs_common): Add casts to enum types.
7035 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7037 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7038 Check for invalid values of LETTER.
7040 2009-05-13 Taras Glek <tglek@mozilla.com>
7042 * attribs.c (register_attribute): moved out attribute registration
7043 into register_attribute.
7044 * doc/plugins.texi: Documented register_attribute and
7046 * gcc-plugin.h: Added forward decl for register_attribute.
7047 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7048 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7049 PLUGIN_ATTRIBUTES boilerplate.
7051 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7053 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7054 values even in sentinel and empty entries.
7055 (ms_printf_flag_specs): Likewise.
7056 (ms_scanf_flag_specs): Likewise.
7057 (ms_strftime_flag_specs): Likewise.
7058 (ms_print_char_table): Likewise.
7059 (ms_scan_char_table): Likewise.
7060 (ms_time_char_table): Likewise.
7062 2009-05-13 Doug Kwan <dougkwan@google.com>
7064 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7066 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7068 * config/mips/mips.md (store): Add attributes for QI and HI.
7070 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7071 (truncdi<mode>2): ... this new pattern.
7073 2009-05-13 Brad Hards <bradh@kde.org>
7075 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7077 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7078 Ben Elliston <bje@au.ibm.com>
7081 * dse.c (check_mem_read_rtx): Guard against width == -1.
7083 2009-05-13 Michael Matz <matz@suse.de>
7086 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7087 (trivially_conflicts_p): New function.
7088 (insert_backedge_copies): Use it.
7090 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7092 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7093 (handle_stdc_pragma): Use new enum constant names.
7094 (handle_pragma_float_const_decimal64): Ditto.
7096 2009-05-13 Ian Lance Taylor <iant@google.com>
7098 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7101 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7103 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7104 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7106 * config/m68k/m68k.h (FL_UCLINUX): Define.
7108 2009-05-13 Jan Hubicka <jh@suse.cz>
7110 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7112 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7114 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7115 unless -fschedule-insns is specified.
7117 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7120 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7121 TARGET_EXPAND_CBRANCHDI4.
7122 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7123 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7124 (cmpeqdi): Fix comment.
7126 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7128 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7129 (sh_legitimate_address_p): Likewise.
7130 * config/sh/sh.c (sh_legitimate_index_p): New.
7131 (sh_legitimate_address_p): Likewise.
7132 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7133 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7134 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7135 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7136 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7137 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7138 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7139 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7140 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7142 2009-05-12 Jan Hubicka <jh@suse.cz>
7144 * tree-inline.c (estimate_operator_cost): Add operands;
7145 when division happens by constant, it is cheap.
7146 (estimate_num_insns): Loads and stores are not having cost of 0;
7147 EH magic stuff is cheap; when computing runtime cost of switch,
7148 use log2 base of amount of its cases; builtin_expect has cost of 0;
7149 compute cost for moving return value of call.
7150 (init_inline_once): Initialize time_based flags.
7151 * tree-inline.h (eni_weights_d): Add time_based flag.
7153 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7155 * df-core.c: Update head documentation.
7157 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7160 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7161 shadowing exisiting variable op1.
7163 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7166 * config/i386/driver-i386.c (processor_signatures): New enum.
7167 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7168 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7169 processor signature to detect geode processor.
7171 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7175 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7177 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7178 causes spurious differences between trunk and cond-optab branch.
7180 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7182 * dojump.c (compare_from_rtx): Delete.
7183 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7184 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7185 if the comparison does not satisfy the predicate; test predicates for
7186 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7187 further if one existing pattern fails.
7188 * expr.h (compare_from_rtx): Delete.
7189 (prepare_operand): Declare it.
7190 * optabs.c: Change "lib call" to "libcall" throughout.
7191 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7192 HAVE_conditional_trap, emit_cmp_insn): Delete.
7193 (can_compare_p): Delete cmp_optab case.
7194 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7195 Accept other parameters by value.
7196 (prepare_operand): Make non-static.
7197 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7198 other parameters by value. Try to widen operands here based on
7199 an optab_methods argument and looking at cbranch_optab.
7200 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7201 loop. Use cbranch_optab directly.
7202 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7203 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7205 (emit_conditional_move, emit_conditional_add): Inline what's needed
7206 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7207 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7208 with COMPARE. Move cmov_optab and cstore_optab above
7209 with cbranch_optab, move cmp_optab down with ucmp_optab,
7210 remove tst_otpab. Do not initialize trap_rtx.
7211 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7212 for trap code. Do not check HAVE_conditional_trap. Use
7213 prepare_cmp_insn. Accept no predicate for operand 3.
7214 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7215 (OTI_ctrap, ctrap_optab): New.
7216 (tst_optab): Delete.
7217 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7218 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7219 with lookup of ctrap_optab.
7220 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7224 * combine.c (combine_simplify_rtx, simplify_set): Do not
7225 special case comparing against zero for cc0 machines.
7226 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7227 COMPARE on cc0 machines.
7228 (simplify_relational_operation): Return a new expression when
7229 a COMPARE could be removed.
7230 * final.c (final_scan_insn): Compare cc_status values
7231 against LHS of a (compare FOO (const_int 0)) cc0 source.
7232 Also check if cc_status.value is the full compare.
7234 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7235 (cstoreMM4): Document.
7236 (conditional_trap): Document ctrapMM4 instead.
7237 (sync_compare_and_swapMM): Refer to cbranchcc4.
7238 (Dependent Patterns): Eliminate obsolete information referring to
7239 the old jump optimization phase.
7240 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7241 of compares with 0 on cc0 machines.
7242 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7243 avoiding references to cc0. Remove text about storing operands
7245 * doc/tm.texi (Condition Codes): Include blurb on different
7246 condition code representations, separate into subsections for
7247 CC0, MODE_CC and conditional execution.
7249 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7250 alpha_emit_setcc): Accept operands and a machine mode.
7251 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7252 Get code/op0/op1 from operands, use machine mode argument
7253 instead of alpha_compare.fp_p. Emit the branch here.
7254 (alpha_emit_setcc): Likewise, and return boolean.
7255 (alpha_emit_conditional_move): Likewise. Assert that
7256 cmp_op_mode == cmp_mode, and simplify accordingly.
7257 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7258 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7259 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7261 (stack probe test): Use cbranchdi4.
7262 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7264 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7265 * config/arc/arc.h (movsicc, movsfcc): Use it.
7266 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7267 (cbranchsi4, cstoresi4): New.
7268 (cmpsi, bCC and sCC expanders): Remove.
7270 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7271 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7272 * config/arm/predicates.md (arm_comparison_operator): Only include
7273 floating-point operators if there is a hardware floating-point unit.
7274 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7275 deferring to cbranch_cc and cstore_cc respectively.
7276 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7277 cbranch_cc, cstore_cc): New.
7278 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7280 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7282 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7283 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7285 (adjust_insn_length): Adjust calls.
7286 (avr_reorg): Handle (compare (foo) (const_int 0)).
7287 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7288 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7289 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7290 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7292 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7293 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7295 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7296 (cbranchsi4, cstorebi4, cstoresi4): New.
7297 (movbisi): This insn is duplicate, split it to zero_extend.
7298 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7299 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7300 (bfin_optimize_loop): Use cbranch expander.
7301 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7302 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7303 (bfin_bimode_comparison_operator): ... this.
7304 (bfin_direct_comparison_operator): New.
7306 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7307 inside (compare FOO (const_int 0)).
7308 (cris_rtx_costs): Handle ZERO_EXTRACT.
7309 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7310 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7311 (*tstdi_v32): Delete.
7312 (*cmpdi_non_v32): Add M alternative for operand 1.
7313 (cmpsi, cmp<mode>): Make private.
7314 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7316 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7318 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7319 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7320 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7321 (cc_reg_operand): New.
7323 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7324 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7325 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7326 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7327 crx_expand_scond): Delete.
7329 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7331 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7332 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7334 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7335 cstoresi4, cstoresf4, cstoredf4): New.
7336 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7337 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7338 Receive the entire operands array.
7339 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7340 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7341 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7342 Get test/op0/op1 from the operands array.
7343 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7345 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7346 (h8300_expand_store): New.
7347 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7349 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7350 (h8300_expand_store): New.
7351 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7352 or do not try to produce (set (cc0) REG).
7353 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7354 change a compare into a move to a scratch register. Disable some
7355 peepholes when comparing with zero.
7356 (tstsi, tsthi, tstsi, cmpqi): Make private.
7359 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7362 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7363 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7364 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7365 (ix86_emit_i387_log1p): Use cbranchxf2.
7366 (ix86_expand_setcc): Return void.
7367 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7368 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7369 cmp<MODEF>, cmpcc): Remove.
7370 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7371 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7372 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7373 (sCC and bCC expanders): Remove.
7374 (stack_protect_test): Use cbranchcc4.
7376 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7378 (ia64_expand_compare): Accept three rtx by reference and return void.
7379 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7380 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7381 from *expr. Update *expr with the BImode comparison to do.
7382 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7383 cmptf, bCC, sCC, conditional_trap): Delete.
7384 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7385 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7386 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7387 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7388 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7390 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7391 type of last argument.
7392 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7393 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7394 use machine mode argument instead of branch_type. Remove dead
7395 code for floating-point comparisons.
7396 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7397 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7399 (cbranchsi4, cstoresi4): New.
7400 * config/iq2000/predicates.md (reg_or_const_operand): New.
7402 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7403 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7404 (b<code>_op): Rewrite to...
7405 (bcc_op): ... this, using match_operator.
7406 (s<code>_op): Rewrite to...
7407 (scc_op): ... this, using match_operator.
7408 (s<code>_24_op): Rewrite to...
7409 (scc_op_24): ... this, using match_operator.
7410 (s<code>_<mode>): Rewrite to...
7411 (cstore<mode>4): ... this, using match_operator.
7412 (s<code>_<mode>_24): Rewrite to...
7413 (cstore<mode>4_24): ... this, using match_operator.
7414 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7415 m32c_unpend_compare, m32c_expand_scc): Delete.
7416 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7417 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7418 (m32c_expand_movcc): Change NE to EQ if necessary.
7419 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7421 * config/m32r/m32r-protos.h (gen_cond_store): New.
7422 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7423 (gen_cond_store): New, from sCC patterns.
7424 (m32r_expand_block_move): Use cbranchsi4.
7425 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7426 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7427 (cbranchsi4, cstoresi4): New.
7429 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7431 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7432 (m68hc11_notice_update_cc): Look into a compare with 0.
7433 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7435 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7436 cmphi, cmpqi, bCC): Delete.
7437 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7438 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7439 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7442 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7443 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7444 * config/m68k/constraints.md (H): New.
7445 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7446 the define_insn below.
7447 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7448 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7449 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7450 patterns): Wrap RHS with COMPARE.
7451 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7452 (*cmpdi_internal): Name this pattern.
7453 (cmpdi): Change to define_insn.
7454 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7455 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7456 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7458 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7459 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7460 (conditional_trap): Change to...
7461 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7462 (*conditional_trap): Use the ordered_comparison_operator and
7463 const1_operand predicates.
7464 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7465 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7466 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7467 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7469 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7470 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7471 (mcore_gen_compare): New.
7472 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7473 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7474 (mcore_gen_compare): ... this.
7475 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7476 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7477 (stack probe pattern): Use cbranchsi4.
7479 * config/mips/predicates.md (mips_cstore_operator): New.
7480 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7481 * config/mips/mips.md (any_cond): Delete.
7482 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7484 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7485 fixuns_truncsfdi2): Use cbranch patterns.
7486 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7487 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7488 Adjust call to mips_expand_conditional_branch.
7489 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7491 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7492 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7493 * config/mips/mips.c (cmp_operands): Delete.
7494 (mips_emit_compare): Get comparison operands from *op0/*op1.
7495 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7496 that it succeeds. Use op0/op1 instead of cmp_operands.
7497 (mips_expand_conditional_branch, mips_expand_conditional_move,
7498 mips_expand_conditional_trap): Likewise.
7499 (mips_block_move_loop): Use cbranch patterns.
7500 * config/mips/mips.h (cmp_operands): Delete.
7502 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7503 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7504 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7505 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7506 (*cmpcc_folded): Rename to...
7507 (*cmpdi_folded): this.
7508 (*cmpcc): Rename to...
7510 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7513 (cbranchdf4): New. Handle invalid comparisons here.
7514 * config/mmix/predicates.md (float_comparison_operator): New.
7516 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7517 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7518 * config/mn10300/mn10300.md (tst): Delete.
7519 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7520 Name these patterns and wrap RHS in a compare.
7521 (*cmpsi): Make this pattern private. Include tst.
7522 (*cmpsf): Make this pattern private.
7523 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7524 (compare with zero peepholes): Likewise.
7526 (cbranchsi4, cbranchsf4): New.
7527 (casesi): Use cbranchsi4.
7529 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7530 hppa_branch_type): Delete.
7531 (return_addr_rtx): Use cbranchsi4.
7532 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7533 Emit CCFPmode comparison here.
7534 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7535 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7536 hppa_branch_type): Delete.
7537 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7538 (movsicc, movdicc): Remove references to hppa_compare_op0,
7539 hppa_compare_op1 and compare_from_rtx.
7540 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7541 (casesi): Use cbranchsi4.
7543 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7544 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7545 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7546 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7547 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7549 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7550 (*branch, *branch_inverted): New.
7552 * config/picochip/picochip.md (cbranchhi4): Use
7553 ordered_comparison_operator.
7554 (cmphi, bCC): Remove.
7556 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7557 (trap_comparison_operator): Delete.
7558 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7559 rs6000_emit_cbranch): Accept mode and operands.
7560 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7561 rs6000_compare_fp_p): Delete.
7562 (rs6000_generate_compare): Accept mode and comparison. Extract code
7563 and op0/op1 from there. Replace references to rs6000_compare_op0
7564 and rs6000_compare_op1.
7565 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7566 extract result from passed operands.
7567 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7568 extract loc from passed operands.
7569 (rs6000_emit_cmove): Likewise.
7570 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7571 rs6000_compare_fp_p): Delete.
7572 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7573 (cbranch<GPR>4, cbranch<FP>4): New.
7574 (cstore<mode>4): New. Consolidate here all choices about when to use
7575 portable or specialized sCC sequences.
7576 (stack_protect_test): Use cbranchsi4.
7577 (conditional_trap): Replace with ctrap<GPR>4.
7578 (conditional trap insn): Replace trap_comparison_operator with
7579 ordered_comparison_operator.
7581 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7582 (s390_emit_prologue): Use ctrap.
7583 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7584 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7585 New predicates replacing...
7586 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7587 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7588 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7589 (add<mode>cc): Do not use s390_compare_op0/op1.
7590 (s<code>): Change to...
7591 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7593 (cstorecc4): ... this. Handle EQ or NE equally.
7594 (*sne): Un-privatize for use in cstorecc4.
7595 (b<code>): Change to...
7596 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7597 (conditional_trap): Replace with...
7598 (ctrap<GPR>4, ctrap<FP>4): ... these.
7599 (stack_protect): Use cbranchcc4.
7601 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7602 * config/score/score-protos.h (score_gen_cmp): Delete.
7603 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7604 (score_block_move-loop): Use cbranchsi4.
7605 * config/score/score.md (cbranchsi4): New.
7606 (cmpsi, bCC): Delete.
7607 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7608 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7609 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7610 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7611 * config/score/score3.h (score3_gen_cmp): Delete.
7612 * config/score/score7.h (score7_gen_cmp): Delete.
7614 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7615 (sh_emit_scc_to_t): ... this. Return void.
7616 (from_compare): Rename to...
7617 (sh_emit_compare_and_branch): ... this.
7618 (sh_emit_compare_and_set): New.
7619 (sh_expand_t_scc): Accept operands.
7620 * config/sh/predicates.md (sh_float_comparison_operator): New.
7621 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7622 (prepare_scc_operands): Rename to...
7623 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7625 (sh_emit_cheap_store_flag): New.
7626 (sh_emit_set_t_insn): New.
7627 (from_compare): Rename to...
7628 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7629 handling of TARGET_SH2E floating point to avoid recursive call.
7630 Generate branch here.
7631 (sh_emit_compare_and_set): New.
7632 (sh_expand_t_scc): Get op0/op1 from arguments.
7633 (sh_emit_cheap_store_flag): New.
7634 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7636 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7637 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7638 (movsicc, movdicc): Do nothing when it recreated operands from
7639 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7640 prepare_scc_operands (now sh_emit_scc_to_t).
7641 (udivdi3): Use cstoresi4.
7642 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7643 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7644 (cbranchint4_media, cbranchfp4_media): New.
7645 (casesi): Use cbranchdi4.
7646 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7648 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7649 (movnegt): Remove second operand.
7650 (cbranchsf4, cbranchdf4): New.
7651 (stack_protect): Use cbranchdi4/cbranchsi4.
7653 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7654 (gen_compare_reg): Accept comparison, extract part of it to...
7655 (gen_compare_reg_1): ... this.
7656 (gen_compare_operator): Delete.
7657 (gen_v9_scc): Accept separate destination, comparison code and arms.
7658 Do not use sparc_compare_op0/sparc_compare_op1.
7659 (emit_scc_insn, emit_conditional_branch_insn): New.
7660 (emit_v9_brxx): Make static. Remove useless assertion.
7661 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7663 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7664 * config/sparc/sparc-protos.h (gen_compare_reg,
7665 sparc_emit_float_lib_cmp): Adjust prototype.
7666 (emit_scc_insn, emit_conditional_branch_insn): New.
7667 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7668 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7669 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7670 iterators to the top.
7671 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7672 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7673 snedi_special_trunc): Delete.
7674 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7675 and snedi_special_trunc.
7676 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7677 cbranchdi4, cbranch<F:mode>4): New.
7678 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7679 here. Use gen_compare_reg instead of gen_compare_operator.
7680 (conditional_trap): Replace with...
7681 (ctrapsi4, ctrapdi4): ... this.
7682 (stack_protect_test): Use cbranchcc4.
7684 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7686 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7687 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7688 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7689 from operands[0] or operands[3] depending on is_set.
7690 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7691 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7692 cmpdf, bCC), sCC: Remove.
7693 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7694 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7696 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7697 spu_emit_branch_or_set.
7699 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7701 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7702 xstormy16_compare_op1): Delete.
7703 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7704 xstormy16_compare_op1): Delete.
7705 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7707 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7708 (cmphi, cmpsi, bCC): Remove.
7710 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7711 (*cmpsi): ... this one.
7712 (cbranchsi4, cstoresi4): New.
7713 (bCC expanders): Delete.
7714 (sCC insns): Fold into...
7715 (*setcc): ... this one.
7716 (casesi): Do not use gen_cmpsi and gen_bgtu.
7717 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7718 (movsicc): Simplify.
7719 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7721 * config/vax/vax-protos.h (cond_name): New.
7722 (vax_output_conditional_branch): Remove.
7723 * config/vax/vax.c (cond_name): New.
7724 (vax_output_conditional_branch): Remove.
7725 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7726 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7727 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7728 (bit<VAXint>): Wrap source with (compare).
7729 (b<code> and following unnamed pattern): Rename to *branch and
7730 *branch_reversed. Change macroization to match_operator.
7731 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7733 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7734 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7735 Change last argument to machine_mode.
7736 (xtensa_expand_scc): Add machine_mode argument.
7737 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7738 (gen_conditional_move, xtensa_expand_conditional_branch,
7739 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7740 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7741 Adjust operand numbers.
7742 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7744 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7745 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7746 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7748 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7750 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7751 causes spurious differences between trunk and cond-optab branch.
7753 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7756 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7758 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7760 * tree.c (iterative_hash_pointer): Delete.
7761 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7762 Hash UIDs and versions of SSA names. Don't special-case built-in
7763 function declarations.
7765 2009-05-11 Ian Lance Taylor <iant@google.com>
7768 * graphite.c: Force -Wc++-compat to only be a warning before
7769 #including "cloog/cloog.h".
7771 2009-05-11 Martin Jambor <mjambor@suse.cz>
7773 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7775 2009-05-11 Jan Hubicka <jh@suse.cz>
7777 * tree-ssa-loop-ivcanon.c: Include target.h
7778 (struct loop_size): new structure.
7779 (constant_after_peeling): New predicate.
7780 (tree_estimate_loop_size): New function.
7781 (estimated_unrolled_size): Rewrite for new estimates.
7782 (try_unroll_loop_completely): Use new estimates.
7783 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7785 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7787 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7788 libcpp interface change.
7789 (spu_macro_to_expand): Likewise.
7791 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7793 PR tree-optimization/40026
7794 * gimplify.c (gimplify_init_constructor): Change initial conditional
7795 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7796 optimize_compound_literals_in_ctor.
7798 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7800 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7802 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7804 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7806 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7807 HOST_WIDE_INT for gap.
7809 2009-05-11 Ira Rosen <irar@il.ibm.com>
7811 PR tree-optimization/40074
7812 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7813 account in group size and step comparison.
7815 2009-05-11 Richard Guenther <rguenther@suse.de>
7817 * passes.c (init_optimization_passes): Strip now incorrect comment.
7818 (execute_function_todo): Do not set PROP_alias.
7819 * tree-pass.h (PROP_alias): Remove.
7820 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7821 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7822 * tree-nrv.c (pass_return_slot): Likewise.
7823 * tree-object-size.c (pass_object_sizes): Likewise.
7824 * tree-ssa-dom.c (pass_dominator): Likewise.
7825 (pass_phi_only_cprop): Likewise.
7826 * tree-ssa-dse.c (pass_dse): Likewise.
7827 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7828 (pass_cselim): Likewise.
7829 * tree-ssa-pre.c (pass_pre): Likewise.
7830 (pass_fre): Likewise.
7831 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7832 * tree-ssa-sink.c (pass_sink_code): Likewise.
7833 * tree-stdarg.c (pass_stdarg): Likewise.
7834 * tree-tailcall.c (pass_tail_calls): Likewise.
7835 * tree-vrp.c (pass_vrp): Likewise.
7837 2009-05-10 Ian Lance Taylor <iant@google.com>
7839 * basic-block.h (enum profile_status): Break out of struct
7841 * cgraph.h (struct inline_summary): Break out of struct
7843 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7844 of struct cgraph_order_sort.
7845 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7846 * cse.c (struct branch_path): Break out of struct
7847 cse_basic_block_data.
7848 * except.h (enum eh_region_type): Break out of struct eh_region.
7849 * gcc.c (enum add_del): Break out of struct modify_target.
7850 * genrecog.c (enum decision_type): Break out of struct decision_test.
7851 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7853 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7854 * regmove.c (enum match_use): New enum, broken out of struct match.
7855 * sched-int.h (enum post_call_group): New enum, broken out of
7857 (struct deps_reg): Break out of struct deps.
7858 * target.h (struct asm_int_op): Break out of struct gcc_target.
7859 * tree-eh.c (struct goto_queue_node): Break out of struct
7861 * tree-inline.h (enum copy_body_cge_which): Break out of
7863 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7865 * c-decl.c (in_struct, struct_types): New static variables.
7866 (pushtag): Add loc parameter. Change all callers.
7867 (lookup_tag): Add ploc parameter. Change all callers.
7868 (check_compound_literal_type): New function.
7869 (parser_xref_tag): Add loc parameter. Change all callers. If
7870 -Wc++-compat, warn about struct/union/enum types defined within a
7872 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7873 and loc parameters. Change all callers. Change error calls to
7874 error_at, using loc. For a redefinition, if the location of the
7875 original definition is known, report it. Set in_struct and
7876 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7877 (finish_struct): Add new parameters enclosing_in_struct and
7878 enclosing_struct_types. Change all callers. Set
7879 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7880 in the struct. If in a struct, add this struct to struct_types.
7881 (start_enum): Add loc parameter. Change all callers. Use
7882 error_at for errors, using loc. For a redefinition, if the
7883 location of the original definition is known, report it. If in a
7884 struct, add this enum type to struct_types. If -Wc++-compat warn
7885 if in sizeof, typeof, or alignof.
7886 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7887 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7888 (c_parser_enum_specifier): Get enum location for start_enum.
7889 (c_parser_struct_or_union_specifier): Get struct location for
7890 start_struct. Save in_struct and struct_types status between
7891 start_struct and finish_struct.
7892 (c_parser_cast_expression): Get location of cast.
7893 (c_parser_alignof_expression): Get location of type.
7894 (c_parser_postfix_expression): Likewise.
7895 (c_parser_postfix_expression_after_paren_type): Add type_loc
7896 parameter. Change all callers. Call check_compound_literal_type.
7897 Use type_loc for error about variable size type.
7898 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7899 of an enum constant from an enum type defined in a struct or union.
7900 (c_cast_expr): Add loc parameter. Change all callers. If
7901 -Wc++-compat, warn about defining a type in a cast.
7902 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7903 (start_enum, start_struct, finish_struct): Update declarations.
7904 (parser_xref_tag, c_cast_expr): Update declarations.
7905 (check_compound_literal_type): Declare.
7907 2009-05-11 Ben Elliston <bje@au.ibm.com>
7909 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7910 for recent libcpp interface change.
7911 (rs6000_macro_to_expand): Likewise.
7913 2009-05-10 Michael Matz <matz@suse.de>
7916 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7917 not at entry of function.
7919 2009-05-10 Richard Guenther <rguenther@suse.de>
7921 PR tree-optimization/40081
7923 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7924 using the main variant of the element type. Do not fiddle with
7925 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7927 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7928 structs with volatile fields.
7930 2009-05-10 Jan Hubicka <jh@suse.cz>
7932 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7933 (estimate_move_cost): Assert that it does not get called for
7935 (estimate_num_insns): Skip VOID types in argument handling.
7936 (optimize_inline_calls): Delete unreachable blocks and verify that
7939 2009-05-10 Jan Hubicka <jh@suse.cz>
7941 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7942 * cgraph.c (cgraph_mark_address_taken_node): New function.
7943 (dump_cgraph_node): Dump new flag.
7944 * cgraph.h (struct cgraph_node): Add address_taken.
7945 (cgraph_mark_address_taken_node): New function.
7946 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7947 since new direct calls can be born.
7949 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7951 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7954 2009-05-10 Jan Hubicka <jh@suse.cz>
7957 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7959 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7960 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7961 * tree-inline.c (copy_bb): Set frequency correctly.
7962 (fold_marked_statements): Update call to
7963 cgraph_update_edges_for_call_stmt.
7965 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7967 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7968 identifiers in diagnostics.
7969 * config/arm/arm.c (arm_handle_fndecl_attribute,
7970 arm_handle_isr_attribute): Likewise.
7971 * config/avr/avr.c (avr_handle_progmem_attribute,
7972 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7973 * config/bfin/bfin.c (handle_int_attribute,
7974 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7975 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7976 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7978 * config/darwin.c (darwin_handle_kext_attribute,
7979 darwin_handle_weak_import_attribute): Likewise.
7980 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7981 h8300_handle_eightbit_data_attribute,
7982 h8300_handle_tiny_data_attribute): Likewise.
7983 * config/i386/i386.c (ix86_handle_cconv_attribute,
7984 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7985 * config/i386/winnt.c (ix86_handle_shared_attribute,
7986 ix86_handle_selectany_attribute): Likewise.
7987 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7988 * config/m32c/m32c.c (function_vector_handler): Likewise.
7989 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7990 m68hc11_handle_fntype_attribute): Likewise.
7991 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7992 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7993 * config/mips/mips.c (mips_insert_attributes,
7994 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7995 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7996 rs6000_handle_struct_attribute): Likewise.
7997 * config/sh/sh.c (sh_insert_attributes,
7998 sh_handle_resbank_handler_attribute,
7999 sh_handle_interrupt_handler_attribute,
8000 sh2a_handle_function_vector_handler_attribute,
8001 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8003 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8004 * config/spu/spu.c (spu_handle_fndecl_attribute,
8005 spu_handle_vector_attribute): Likewise.
8006 * config/stormy16/stormy16.c
8007 (xstormy16_handle_interrupt_attribute): Likewise.
8008 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8009 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8011 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8013 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8014 (pp_translate_identifiers): New.
8015 (pp_identifier): Only conditionally translate identifier to locale
8017 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8018 (pp_base_tree_identifier): Only conditionally translate identifier
8019 to locale character set.
8020 * c-pretty-print.c (M_): Define.
8021 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8022 fragments for conditional translation with M_.
8023 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8024 identifier translation.
8026 2009-05-10 Richard Guenther <rguenther@suse.de>
8028 PR tree-optimization/40081
8029 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8030 using the main variant of the element type. Do not fiddle with
8031 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8033 2009-05-09 Jan Hubicka <jh@suse.cz>
8036 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8037 indirect calls; verify cgraph afterwards.
8039 2009-05-09 Jan Hubicka <jh@suse.cz>
8042 * ipa.c (update_inlined_to_pointer): New function.
8043 (cgraph_remove_unreachable_nodes): Use it.
8045 2009-05-09 Jan Hubicka <jh@suse.cz>
8047 * tree-eh.c (struct leh_state): Remove prev_try.
8048 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8050 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8051 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8052 remove_eh_handler_and_replace, foreach_reachable_handler,
8053 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8054 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8055 (gen_eh_region_cleanup): Update prototype.
8057 2009-05-09 Jan Hubicka <jh@suse.cz>
8060 * except.c (copy_eh_region): Always set prev_try.
8061 (redirect_eh_edge_to_label): Find outer try.
8062 (foreach_reachable_handler): When looking for prev try
8063 handle case where previous try is not going to be taken.
8065 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8067 PR tree-optimization/40049
8068 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8069 only vector/vector shifts, convert the type of the constant to the
8070 appropriate type to avoid building incorrect trees, which
8071 eventually have problems with garbage collection.
8073 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8075 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8076 -1 for complex floating-point types if honoring signed zeros.
8078 2009-05-08 Jan Hubicka <jh@suse.cz>
8080 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8081 argument; handle correctly when profile is absent.
8082 (build_cgraph_edges): Update.
8083 (rebuild_cgraph_edges): Update.
8084 * cgraph.c: Do not include varray.h.
8085 (cgraph_set_call_stmt_including_clones): New function.
8086 (cgraph_create_edge_including_clones): Likewise
8087 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8088 (cgraph_update_edges_for_call_stmt): Handle clones.
8089 (cgraph_remove_node): Handle clone tree.
8090 (cgraph_remove_node_and_inline_clones): New function.
8091 (dump_cgraph_node): Dump clone tree.
8092 (cgraph_clone_node): Handle clone tree.
8093 (clone_function_name): Bring here from tree-inline.c.
8094 (cgraph_create_virtual_clone): New function.
8095 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8096 (cgraph_clone_info): New function.
8097 (strut cgraph_node): Add clone_info and new clone tree pointers.
8098 (cgraph_remove_node_and_inline_clones,
8099 cgraph_set_call_stmt_including_clones,
8100 cgraph_create_edge_including_clones,
8101 cgraph_create_virtual_clone): Declare.
8102 (cgraph_function_versioning): Use VEC argument.
8103 (compute_call_stmt_bb_frequency): Update prototype.
8104 (cgraph_materialize_all_clones): New function.
8105 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8106 (ipcp_create_replace_map): Update to VECtors.
8107 (ipcp_update_callgraph): Use virtual clones.
8108 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8109 (ipcp_update_profiling): Do not update local profiling.
8110 (ipcp_insert_stage): Use VECtors and virtual clones.
8111 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8112 (clone_of_p): New function.
8113 (cgraph_preserve_function_body_p): Use clone tree.
8114 (cgraph_optimize): Materialize clones.
8115 (cgraph_function_versioning): Update for VECtors.
8116 (save_inline_function_body): Use clone tree.
8117 (cgraph_materialize_clone): New function.
8118 (cgraph_materialize_all_clones): Likewise.
8119 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8120 * ipa.c: Include gimple.h.
8121 (cgraph_remove_unreachable_nodes): Use clone tree.
8122 * ipa-prop.c (ipa_note_param_call): Update call to
8123 compute_call_stmt_bb_frequencycall.
8124 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8125 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8126 (copy_bb): Handle updating of clone tree; add new edge when new call
8128 (expand_call_inline): Be strict about every call having edge.
8129 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8130 (delete_unreachable_blocks_update_callgraph): New function.
8131 (tree_function_versioning): Use VECtors; always remove unreachable
8132 blocks and fold conditionals.
8133 * tree-inline.h: Do not include varray.h.
8134 (tree_function_versioning): Remove.
8135 * Makefile.in (GTFILES): Remove tree-inline.c
8136 * passes.c (do_per_function): Do only functions having body.
8137 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8140 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8141 Andrew Morrow <acm@google.com>
8144 * c-common.c (c_common_attribute_table): Permit deprecated
8145 attribute to take an optional argument.
8146 (handle_deprecated_attribute): If the optional argument to
8147 __attribute__((deprecated)) is not a string ignore the attribute
8150 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8151 * c-typeck.c (build_component_ref): Likewise.
8152 (build_external_ref): Likewise.
8154 * toplev.c (warn_deprecated_use): Add an attribute argument.
8155 Emit the message associated with __attribute__((deprecated)).
8157 * toplev.h (warn_deprecated_use): Updated.
8159 * doc/extend.texi: Document new optional parameter to
8160 __attribute__((deprecated))
8162 2009-05-08 Michael Eager <eager@eagercon.com>
8164 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8165 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8167 2009-05-08 Richard Guenther <rguenther@suse.de>
8169 PR tree-optimization/40062
8170 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8171 Avoid exponential behavior.
8173 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8175 PR rtl-optimization/33928
8177 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8178 process_uses, build_single_def_use_links): New.
8179 (update_df): Update use_def_ref.
8180 (forward_propagate_into): Use get_def_for_use instead of use-def
8182 (fwprop_init): Call build_single_def_use_links and let it initialize
8184 (fwprop_done): Free use_def_ref.
8185 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8186 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8187 df_rd_simulate_one_insn): New.
8188 (df_rd_bb_local_compute_process_def): Update head comment.
8189 (df_chain_create_bb): Use the new RD simulation functions.
8190 * df.h (df_rd_simulate_artificial_defs_at_top,
8191 df_rd_simulate_one_insn): New.
8192 * opts.c (decode_options): Enable fwprop at -O1.
8193 * doc/invoke.texi (-fforward-propagate): Document this.
8195 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8198 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8199 and one complex operand specially.
8200 * tree-complex.c (some_nonzerop): Do not identify a real value as
8201 zero if flag_signed_zeros.
8203 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8205 PR rtl-optimization/33928
8206 * loop-invariant.c (record_use): Fix && vs. || mishap.
8208 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8210 PR rtl-optimization/33928
8211 * loop-invariant.c (struct use): Add addr_use_p.
8212 (struct def): Add n_addr_uses.
8213 (struct invariant): Add cheap_address.
8214 (create_new_invariant): Set cheap_address.
8215 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8216 (record_uses): Pass df_ref to record_use.
8217 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8220 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8222 * config/sh/sh.c: Do not include c-pragma.h.
8224 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8226 * config/spu/spu.c: Remove include of c-common.h.
8228 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8231 * c-common.h (mark_valid_location_for_stdc_pragma,
8232 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8233 clear_float_const_decimal64, float_const_decimal64_p): New.
8234 * c.opt (Wunsuffixed-float-constants): New.
8235 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8236 unsuffixed float constant, handle new warning.
8237 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8238 * c-decl.c (c_scope): New flag float_const_decimal64.
8239 (set_float_const_decimal64, clear_float_const_decimal64,
8240 float_const_decimal64_p): New.
8241 (push_scope): Set new flag.
8242 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8243 to use STDC pragmas.
8244 (c_parser_external_declaration): Ditto.
8245 (c_parser_compound_statement_nostart): Ditto.
8246 * c-pragma.c (valid_location_for_stdc_pragma,
8247 mark_valid_location_for_stdc_pragma,
8248 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8249 handle_pragma_float_const_decimal64): New.
8250 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8251 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8252 set_float_const_decimal64, clear_float_const_decimal64,
8253 float_const_decimal64_p): New dummy functions.
8254 * doc/extend.texi (Decimal Float): Remove statement that the
8255 pragma, and suffix for double constants, are not supported.
8256 * doc/invoke.texi (Warning Options): List new option.
8257 (-Wunsuffixed-float-constants): New.
8259 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8261 * config/i386/i386.c: Do not include c-common.h.
8263 2009-05-07 Mark Heffernan <meheff@google.com>
8265 * doc/invoke.texi (Debugging Options): Document change of debugging
8267 * opts.c (decode_options): Make dump_base_name relative to
8268 aux_base_name directory.
8270 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8272 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8273 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8275 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8277 * Makefile.in (install-plugin): Simplify a bit.
8279 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8281 * Makefile.in (OBJS-common): Add regcprop.o.
8283 * timevar.def (TV_CPROP_REGISTERS): New.
8284 * regrename.c (regrename_optimize): Return 0.
8285 (rest_of_handle_regrename): Delete.
8286 (pass_rename_registers): Point to regrename_optimize.
8287 (struct value_data_entry, struct value_data,
8288 kill_value_one_regno, kill_value_regno, kill_value,
8289 set_value_regno, init_value_data, kill_clobbered_value,
8290 kill_set_value, kill_autoinc_value, copy_value,
8291 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8292 replace_oldest_value_reg, replace_oldest_value_addr,
8293 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8294 debug_value_data, validate_value_data): Move...
8295 * regcprop.c: ... here.
8296 (rest_of_handle_cprop): Delete.
8297 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8299 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8302 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8303 GEN_INT for 1 << bitnum.
8304 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8307 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8309 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8310 Remove wrong description of "nand" operation.
8312 2009-05-06 Richard Guenther <rguenther@suse.de>
8313 Adam Nemet <anemet@caviumnetworks.com>
8315 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8316 comment. Add that if LHS is not a gimple register, then RHS1 has
8317 to be a single object (GIMPLE_SINGLE_RHS).
8319 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8321 * expr.c (get_def_for_expr): Move it up in the file.
8322 (store_field): When expanding a bit-field store, look at the
8323 defining gimple stmt for the masking conversion.
8325 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8328 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8329 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8330 32-bit memcpy into long.
8332 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8334 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8335 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8337 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8338 instead of appending DW_OP_deref*.
8340 2009-05-06 Michael Matz <matz@suse.de>
8343 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8344 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8346 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8348 * Makefile.in (install-plugin): Fix srcdir handling.
8350 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8352 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8353 when processing for not_regs_needed bitmap.
8354 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8355 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8356 handling it for rhs.
8358 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8360 * config/i386/i386.md (unnamed inc/dec peephole): Use
8361 optimize_insn_for_size_p instead of optimize_size.
8362 * config/i386/predicates.md (incdec_operand): Likewise.
8363 (aligned_operand): Likewise.
8364 * config/i386/sse.md (divv8sf3): Likewise.
8365 (sqrtv8sf2): Likewise.
8367 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8369 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8371 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8373 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8375 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8376 ssemodesuffixf2c with avxmodesuffixf2c.
8378 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8381 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8383 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8385 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8386 (struct tree_base): Adjust spacing for 8 bit boundaries.
8387 (struct tree_decl_common): Add decl_by_reference_flag bit.
8388 (DECL_BY_REFERENCE): Adjust.
8389 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8390 print DECL_BY_REFERENCE bit.
8391 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8392 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8393 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8394 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8398 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8399 range of the type, but default label is missing, add it with one
8400 of the existing labels instead of adding a new label for it.
8402 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8406 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8408 * Makefile.in (enable_plugin, plugin_includedir): New.
8409 (install): Depend on install-plugin.
8410 (PLUGIN_HEADERS): New.
8411 (install-plugin): New.
8412 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8414 2009-05-05 Richard Guenther <rguenther@suse.de>
8416 PR tree-optimization/40022
8417 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8419 (phivn_valid_p): Fix tuplification error, simplify.
8420 (phiprop_insert_phi): Add dumps.
8421 (propagate_with_phi): Simplify.
8423 2009-05-05 Richard Guenther <rguenther@suse.de>
8426 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8428 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8430 * tree.h (strip_float_extensions): Remove duplicate declaration.
8431 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8432 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8433 block_ultimate_origin): Rearrange the declarations line to match the
8434 comment that indicates the .c file which the functions are defined.
8435 (dwarf2out_*, set_decl_rtl): Add comment.
8436 (get_base_address): Adjust comment.
8437 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8438 declarations line and add comment.
8439 (is_builtin_name): Add blank after function name, for clarity.
8441 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8443 * attribs.c (decl_attributes): Use %qE for identifiers in
8445 * cgraphunit.c (verify_cgraph_node): Translate function names to
8446 locale character set in diagnostics.
8447 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8449 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8450 Document that functions are named in UTF-8.
8451 * expr.c (expand_expr_real_1): Translate function names to locale
8452 character set in diagnostics.
8453 * gimplify.c (omp_notice_variable, omp_is_private,
8454 gimplify_scan_omp_clauses): Use %qE for identifiers in
8456 * langhooks.c (lhd_print_error_function): Translate function names
8457 to locale character set.
8458 * langhooks.h (decl_printable_name): Document that return value is
8459 in internal character set.
8460 * stmt.c: Include pretty-print.h
8461 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8463 (resolve_operand_name_1): Translate named operand name to locale
8465 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8467 * toplev.c (announce_function): Translate function names to locale
8469 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8470 (default_tree_printer): Use pp_identifier or translate identifiers
8471 to locale character set. Mark "<anonymous>" for translation.
8472 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8473 for identifiers in diagnostics.
8474 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8476 * varasm.c (output_constructor): Use %qE for identifiers in
8479 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8481 * configure.ac: use ` ` instead of $()
8482 * configure: Regenerate.
8484 2009-05-05 Ben Elliston <bje@au.ibm.com>
8486 * config/pa/linux-atomic.c: Eliminate conditional include of
8487 errno.h on non-LP64 systems to simplify build requirements.
8489 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8491 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8493 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8494 and pass value to identifier_to_locale.
8495 (warn_variable_length_array): Make name a tree.
8496 (grokdeclarator): Separate diagnostic texts for named and unnamed
8497 declarators. Use %qE for named declarators.
8498 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8500 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8501 identifiers in diagnostics.
8502 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8503 identifier_to_locale. Mark "anonymous" strings for translation.
8505 2009-05-04 Michael Eager <eager@eagercon.com>
8507 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8508 address for DImode/DFmode only if double-precision FP regs.
8510 2009-05-04 Michael Eager <eager@eagercon.com>
8512 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8513 TARGET_SINGLE_FLOAT check.
8515 2009-05-04 Michael Eager <eager@eagercon.com>
8517 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8519 2009-05-04 Michael Eager <eager@eagercon.com>
8521 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8522 * config/rs6000/t-xilinx: New
8524 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8526 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8527 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8528 * gcc/explow.c (memory_address): Use target hook.
8529 * gcc/targhooks.c (default_legitimize_address): New.
8530 * gcc/targhooks.h (default_legitimize_address): New.
8531 * gcc/target.h (legitimize_address): New.
8532 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8533 (TARGET_INITIALIZER): Include it.
8534 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8536 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8537 * config/bfin/bfin.c (legitimize_address): Remove.
8538 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8539 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8541 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8542 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8544 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8545 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8546 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8547 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8548 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8549 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8550 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8551 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8552 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8553 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8554 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8555 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8556 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8557 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8558 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8559 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8560 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8561 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8562 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8563 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8564 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8565 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8566 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8568 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8569 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8570 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8571 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8572 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8573 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8574 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8575 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8576 (thumb_legitimize_address): Delete.
8577 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8578 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8579 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8580 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8581 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8582 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8584 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8587 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8588 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8589 * config/m32r/m32r.c (m32r_legitimize_address): New.
8590 * config/m68k/m68k.c (m68k_legitimize_address): New.
8591 * config/score/score.c (score_legitimize_address): Standardize.
8592 * config/score/score3.c (score3_legitimize_address): Standardize.
8593 * config/score/score3.h (score3_legitimize_address): Adjust.
8594 * config/score/score7.c (score7_legitimize_address): Standardize.
8595 * config/score/score7.h (score7_legitimize_address): Adjust.
8596 * config/sh/sh.c (sh_legitimize_address): New.
8597 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8599 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8600 (s390_legitimize_address): ... this.
8601 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8602 (sparc_legitimize_address): ... this.
8603 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8604 (ix86_legitimize_address): ... this.
8605 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8606 (avr_legitimize_address): ... this.
8607 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8608 (mn10300_legitimize_address): ... this.
8609 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8610 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8611 (alpha_expand_mov): Adjust call.
8613 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8614 * config/spu/spu.c (spu_legitimize_address): Likewise.
8615 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8616 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8618 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8620 * intl.c (locale_encoding, locale_utf8): New.
8621 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8622 * intl.h (locale_encoding, locale_utf8): Declare.
8623 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8624 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8626 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8628 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8629 (pp_base_tree_identifier): Declare as function.
8630 (identifier_to_locale): Declare.
8631 * Makefile.in (pretty-print.o): Update dependencies.
8632 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8634 2009-05-04 Richard Guenther <rguenther@suse.de>
8637 * builtins.c (fold_builtin_memory_op): Do not decay to element
8638 type if the size matches the whole array.
8640 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8642 * expmed.c (synth_mult): When trying out a shift, pass the result
8645 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8647 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8648 (shiftsub1_cost): New.
8649 (init_expmed): Compute shiftsub1_cost.
8650 (synth_mult): Optimize multiplications by constants of the form
8651 -(2^^m-1) for some constant positive integer m.
8653 2009-05-03 Richard Guenther <rguenther@suse.de>
8656 * c-typeck.c (array_to_pointer_conversion): Do not built
8657 ADDR_EXPRs of arrays of pointer-to-element type.
8658 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8659 up wrong ADDR_EXPRs after-the-fact.
8660 * c-common.c (strict_aliasing_warning): Strip pointer
8661 conversions for obtaining the original type.
8662 * builtins.c (fold_builtin_memset): Handle array types.
8663 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8666 2009-05-03 Richard Guenther <rguenther@suse.de>
8669 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8670 Do not lose casts from array types with unknown extent to array
8671 types with known extent.
8672 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8673 alias set compatibility.
8675 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8677 * flags.h (extra_warnings): Delete.
8678 * toplev.c (process_options): Handle Wuninitialized here.
8679 * opts.c (extra_warnings): Delete.
8680 (set_Wextra): Delete.
8681 (common_handle_option): -Wextra can be handled automatically.
8682 * c-opts.c (c_common_handle_option): Delete obsolete code.
8683 (c_common_post_options): Simplify comment.
8684 * common.opt (W): Add Var.
8686 (Wuninitialized): Initialize to -1.
8688 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8689 Richard Guenther <rguenther@suse.de>
8691 * expr.c (get_def_for_expr): New function.
8692 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8693 SSA rather than trees.
8694 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8695 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8697 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8699 * c-common.c (reswords): Add _Imaginary.
8700 * c-common.c (enum rid): Add RID_IMAGINARY.
8702 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8704 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8705 Patch by Richard Guenther.
8707 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8709 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8710 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8711 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8712 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8713 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8714 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8715 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8716 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8717 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8718 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8719 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8720 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8721 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8722 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8723 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8724 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8725 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8726 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8728 2009-05-02 Richard Guenther <rguenther@suse.de>
8730 PR tree-optimization/39940
8731 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8734 2009-05-02 Richard Guenther <rguenther@suse.de>
8737 * tree-ssa.c (execute_update_addresses_taken): Properly check
8738 if we can mark a variable DECL_GIMPLE_REG_P.
8739 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8740 back to the end of the function.
8741 (is_gimple_reg_type): Remove complex type special casing.
8742 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8745 2009-05-02 Ben Elliston <bje@au.ibm.com>
8747 * doc/collect2.texi (Collect2): Document search path behaviour
8748 when configured with --with-ld.
8750 2009-05-02 Jan Hubicka <jh@suse.cz>
8752 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8753 parameter; update callers.
8754 (coalesce_cost_edge): EH edges are costier because they needs
8755 splitting even if not critical and even more costier when there are
8756 multiple EH predecestors.
8758 2009-05-02 Jan Hubicka <jh@suse.cz>
8760 * except.c (remove_eh_handler_and_replace): Handle updating after
8761 removing TRY blocks.
8763 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8765 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8767 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8769 * varasm.c: Do not include c-pragma.h.
8770 * attribs.c: Do not incude c-common.h.
8772 2009-05-01 Michael Matz <matz@suse.de>
8774 * calls.c (initialize_argument_information): Handle SSA names like
8775 decls with a non MEM_P DECL_RTL.
8777 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8779 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8780 * ipa-utils.c: Likewise.
8781 * ipa-type-escape.c: Likewise.
8782 * cgraphunit.c Do not include c-common.h.
8783 * ipa-pure-const.c: Likewise.
8784 * tree-if-conv.c: Likewise.
8785 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8786 * ipa-struct-reorg.c: Likewise.
8787 * tree-nomudflap.c: Likewise.
8788 * tree-ssa-structalias.c: Likewise.
8790 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8792 * store-motion.c: Many cleanups to make this pass a first-class
8793 citizen instead of an appendix to gcse load motion. Add TODO list
8794 to make this pass faster/cleaner/better.
8796 (struct ls_expr): Post gcse.c-split cleanups.
8797 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8798 "stores" field to "avail_stores".
8799 (pre_ldst_mems): Rename to store_motion_mems.
8800 (pre_ldst_table): Rename to store_motion_mems_table.
8801 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8802 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8803 (ldst_entry): Rename to st_expr_entry, update users.
8804 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8805 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8806 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8808 (first_ls_expr): Rename to first_st_expr, update users.
8809 (next_ls_expr): Rename to next_st_expr, update users.
8810 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8811 fields properly for store motion instead of names inherited from load
8813 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8814 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8817 (ae_kill): Rename to st_kill, update users.
8818 (ae_gen): Rename to st_avloc, update users.
8819 (transp): Rename to st_transp, update users.
8820 (pre_insert_map): Rename to st_insert_map, update users.
8821 (pre_delete_map): Rename to st_delete_map, update users.
8822 (insert_store, build_store_vectors, free_store_memory,
8823 one_store_motion_pass): Update for abovementioned changes.
8825 (gcse_subst_count, gcse_create_count): Remove.
8826 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8827 and "n_stores_created", local variables.
8829 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8832 (regvec, compute_store_table_current_insn): Remove.
8833 (reg_set_info, reg_clear_last_set): Remove.
8834 (compute_store_table): Use DF caches instead of local dataflow
8837 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8839 * c-objc-common.c (c_tree_printer): Print identifiers with
8840 pp_identifier, not pp_string. Mark "({anonymous})" for
8842 * c-pretty-print.c (pp_c_ws_string): New.
8843 (pp_c_cv_qualifier, pp_c_type_specifier,
8844 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8845 pp_c_storage_class_specifier, pp_c_function_specifier,
8846 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8847 pp_c_primary_expression, pp_c_postfix_expression,
8848 pp_c_unary_expression, pp_c_shift_expression,
8849 pp_c_relational_expression, pp_c_equality_expression,
8850 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8851 use pp_string and pp_c_ws_string in place of pp_identifier and
8852 pp_c_identifier for non-identifiers. Mark English strings for
8854 * c-pretty-print.h (pp_c_ws_string): Declare.
8856 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8857 Roland McGrath <roland@redhat.com>
8859 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8860 (ENABLE_LD_BUILDID): New configuration option.
8861 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8862 (LINK_BUILDID_SPEC): New macro.
8863 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8865 * doc/install.texi: Document --enable-linker-build-id option.
8866 * configure: Rebuild.
8867 * config.in: Rebuild.
8869 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8871 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8872 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8873 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8874 MIPS_GP_SAVE_AREA_SIZE.
8875 * config/mips/mips.c (struct mips_frame_info): Update comment
8876 before arg_pointer_offset and hard_frame_pointer_offset.
8877 (mips_compute_frame_info): Update diagram before function: to
8878 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8879 indicate the position of frame_pointer_rtx with -fstack-protector and
8880 to show args_size. Don't allocate cprestore area for leaf functions
8881 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8883 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8885 2009-04-30 Michael Matz <matz@suse.de>
8887 PR tree-optimization/39955
8888 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8890 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8892 * ira.c (setup_cover_and_important_classes): Use safe macro
8893 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8895 * genpreds.c (write_tm_preds_h): Output suitable definition of
8896 REG_CLASS_FOR_CONSTRAINT.
8898 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8900 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8902 * bitmap.c (bitmap_descriptor): Likewise.
8903 * ggc-common.c (loc_descriptor): Likewise.
8904 * varray.c (varray_descriptor): Likewise.
8905 * vec.c (vec_descriptor): Likewise.
8907 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8909 * Makefile.in (dce.o): Add $(EXCEPT_H).
8910 * dce.c: Include except.h and delete redundant vector definitions.
8911 (deletable_insn_p): Return false for non-call insns that can throw
8914 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8916 * gcse.c (ae_gen): Remove.
8917 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8918 and make non-static function to make it available in store-motion.c.
8919 Update call sites with search-and-replace.
8920 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8921 extract_mentioned_regs, extract_mentioned_regs_helper,
8922 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8923 store_killed_in_insn, store_killed_after, store_killed_before,
8924 build_store_vectors, insert_insn_start_basic_block, insert-store,
8925 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8926 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8927 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8928 * store-motion.c: ...new file. Also copy data structures from gcse.c
8929 and clean up to remove parts not used by store motion.
8930 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8931 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8933 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8936 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8937 when optimizing for size.
8939 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8941 * gcse.c (gcse_constant_p): Fix typo in last change.
8943 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8945 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8947 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8949 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8951 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8953 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8954 CONST_HIGH_PART result.
8956 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8958 * config/avr/avr.c (initial_elimination_offset): Rename to
8959 avr_initial_elimination_offset.
8960 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8961 change return type to bool.
8962 (avr_can_eliminate): New function.
8963 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8964 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8965 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8966 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8967 avr_initial_elimination_offset.
8968 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8969 (avr_initial_elimination_offset): Define.
8971 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8972 Steven Bosscher <steven@gcc.gnu.org>
8974 PR rtl-optimization/39938
8975 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8976 * cfgrtl.c: Include insn-attr.h.
8977 (rest_of_pass_free_cfg): New function.
8978 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8979 * resource.c (init_resource_info): Remove call to df_analyze.
8981 2009-04-29 Richard Guenther <rguenther@suse.de>
8984 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8985 allow conversion to signed integers.
8987 2009-04-29 Richard Guenther <rguenther@suse.de>
8989 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8990 shifts of floating point vectors if the shift amount is
8991 a constant multiple of the element size.
8993 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8994 Michael Matz <matz@suse.de>
8998 * tree-outof-ssa.c (emit_partition_copy): New function.
8999 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9000 insert_part_to_rtx_on_edge): Perform the partition base var
9001 copy using emit_partition_copy.
9002 (insert_value_copy_on_edge): Convert constants to the right mode.
9003 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9004 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9006 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9008 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9009 scan backwards to try to find a constant to initialize it.
9011 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9012 insn before the loop_end instruction, don't look past labels.
9014 2009-04-29 Richard Guenther <rguenther@suse.de>
9017 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9018 loose type conversions.
9019 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9020 stmts only if there are no uses of its definition.
9022 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9024 * config/bfin/bfin.h (splitting_loops): Declare.
9025 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9026 Reorder bit definitions to be ascending.
9027 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9028 * config/bfin/bfin.c (splitting_loops): New variable.
9029 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9030 (struct loop_info): Remove members INIT and LOOP_INIT.
9031 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9032 the LSETUP sequence. Allow LC to be loaded from any register, but
9033 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9034 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9036 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9037 of reload_completed.
9040 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9042 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9044 * Makefile.in (PLUGIN_VERSION_H): New.
9045 (OBJS-common): Remove plugin-version.o.
9046 (plugin.o): Depend on (PLUGIN_VERSION_H).
9047 (plugin-version.o): Remove.
9048 * configure: Regenerate
9049 * configure.ac: Create plugin-version.h.
9050 * gcc-plugin.h (plugin_gcc_version): Remove.
9051 (plugin_default_version_check): Change signature.
9052 * plugin-version.c: Remove.
9053 * plugin.c: Include plugin-version.h.
9054 (str_plugin_gcc_version_name): Remove.
9055 (try_init_one_plugin): Pass gcc version to plugin_init.
9056 (plugin_default_version_check): Both gcc and plugin versions are now
9059 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9061 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9062 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9063 Remove special case testing for last insn of inner loops. Don't fail
9064 if the loop ends with a jump, emit an extra nop instead.
9066 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9067 DREGS rather than comparing directly. Remove code that tries to
9068 account for latencies.
9070 2009-04-29 Richard Guenther <rguenther@suse.de>
9072 PR tree-optimization/39941
9073 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9074 eliminating an indirect call.
9076 2009-04-29 Richard Guenther <rguenther@suse.de>
9078 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9079 parameter. Allow invariants as base if !require_lvalue.
9080 (verify_gimple_assign_single): Adjust.
9082 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9084 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9085 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9086 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9087 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9088 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9090 * config/bfin/bfin.c (bfin_expand_builtin,
9091 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9093 2009-04-28 Richard Guenther <rguenther@suse.de>
9095 * tree-vect-loop.c (get_initial_def_for_induction): Use
9096 correct types for pointer increment.
9098 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9100 * toplev.c (print_version): Update GMP version string calculation.
9102 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9104 PR rtl-optimization/39938
9105 * resource.c (init_resource_info): Add call to df_analyze.
9107 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9109 * config/alpha/alpha.md (usegp): Cast the result of
9110 alpha_find_lo_sum_using_gp to enum attr_usegp.
9111 * config/alpha/alpha.c (override_options): Remove end-of-structure
9112 marker element from cpu_table. Use array size of cpu_table to handle
9113 -mcpu and -mtune options.
9114 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9116 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9118 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9119 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9120 tune_32 and tune_64.
9121 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9123 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9124 * config/rs6000/option-defaults.h: ... here. New file.
9125 (OPT_64, OPT_32): Define.
9126 (MASK_64BIT): Define to 0 if not already defined.
9127 (OPT_ARCH64, OPT_ARCH32): Define.
9128 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9131 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9133 * config/arm/arm.c (arm_override_options): Emit error on using
9136 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9138 PR rtl-optimization/39914
9139 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9140 registers for allocnos created from user-defined variables only
9141 when not optimizing.
9143 2009-04-28 Richard Guenther <rguenther@suse.de>
9146 * fold-const.c (fold_binary): Use distribute_real_division only
9149 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9151 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9152 add hpux-stdint.h to tm_file.
9153 (hppa[12]*-*-hpux11*): Ditto.
9154 (ia64*-*-hpux*): Ditto.
9155 * config/hpux-stdint.h: New.
9156 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9157 __STDC_EXT__ for all compiles.
9158 * config/pa/pa-hpux.h: Ditto.
9159 * config/pa/pa-hpux10.h: Ditto.
9160 * config/pa/pa-hpux11.h: Ditto.
9162 2009-04-28 Catherine Moore <clm@codesourcery.com>
9164 * debug.h (set_name): Add comment.
9166 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9169 * config/darwin.c (machopic_gen_offset): Check
9170 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9171 * config/arm/arm.c (require_pic_register): Likewise.
9173 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9175 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9176 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9177 m32c_promote_prototypes): Delete.
9179 2009-04-28 Michael Matz <matz@suse.de>
9182 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9185 2009-04-28 Richard Guenther <rguenther@suse.de>
9187 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9189 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9191 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9192 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9193 * config/arm/arm-tune.md: Regenerate.
9195 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9197 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9198 block if there are complex incoming edges.
9199 (sel_merge_blocks): Remove useless assert.
9200 (sel_redirect_edge_and_branch): Check that edge was redirected.
9201 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9202 (sel_find_rgns): Delete declaration.
9203 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9204 the region when it is not a preheader.
9206 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9209 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9211 2009-04-28 Richard Guenther <rguenther@suse.de>
9213 * tree.h (SSA_NAME_VALUE): Remove.
9214 (struct tree_ssa_name): Remove value_handle member.
9215 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9216 array for jump threading.
9217 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9219 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9220 * tree-flow.h (threadedge_initialize_values): Declare.
9221 (threadedge_finalize_values): Likewise.
9222 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9223 (SSA_NAME_VALUE): Define.
9224 (threadedge_initialize_values): New function.
9225 (threadedge_finalize_values): Likewise.
9226 * tree-ssa-dom.c (ssa_name_values): New global variable.
9227 (SSA_NAME_VALUE): Define.
9228 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9230 2009-04-28 Ira Rosen <irar@il.ibm.com>
9232 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9233 Use REPORT_VECTORIZED_LOCATIONS instead
9234 REPORT_VECTORIZED_LOOPS.
9235 * tree-vectorizer.c (vect_verbosity_level): Make static.
9236 (vect_loop_location): Rename to vect_location.
9237 (vect_set_verbosity_level): Update comment.
9238 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9240 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9241 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9242 instead REPORT_UNVECTORIZED_LOOPS.
9243 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9244 and vect_loop_def to vect_external_def and vect_internal_def.
9245 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9246 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9247 REPORT_UNVECTORIZED_LOCATIONS.
9248 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9249 and vect_used_in_loop and to vect_unused_in_scope and
9251 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9252 (vect_verbosity_level): Remove declaration.
9253 (vect_analyze_operations): Likewise.
9254 (vect_analyze_stmt): Declare.
9255 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9256 REPORT_UNVECTORIZED_LOCATIONS.
9257 (vect_get_loop_niters): Fix indentation.
9258 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9259 (vect_analyze_loop_operations): New function.
9260 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9261 vect_analyze_operations.
9262 (vect_is_simple_reduction): Use new names.
9263 (vectorizable_live_operation, vect_transform_loop): Likewise.
9264 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9265 to specify whether the data references can be a part of interleaving
9267 (vect_analyze_data_ref_dependence): Use new names.
9268 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9269 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9270 * tree-vect-patterns.c (widened_name_p): Use new names.
9271 (vect_recog_dot_prod_pattern): Likewise.
9272 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9273 (process_use, vect_mark_stmts_to_be_vectorized,
9274 vect_model_simple_cost, vect_model_store_cost,
9275 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9276 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9277 vectorizable_operation, vectorizable_type_demotion,
9278 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9279 vectorizable_condition): Likewise.
9280 (vect_analyze_operations): Split into vect_analyze_loop_operations
9282 (vect_analyze_stmt): ... new function.
9283 (new_stmt_vec_info): Use new names.
9284 (vect_is_simple_use): Use new names and fix comment.
9285 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9286 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9288 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9291 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9292 and integer modes for x87 operands. Do not ICE for unsupported size,
9293 generate error instead. Generate error for unsupported operand types.
9294 ['z']: Do not handle HImode memory operands specially. Warning
9295 for floating-point operands. Fallthru to 'Z' for unsupported operand
9296 types. Do not ICE for unsupported size, generate error instead.
9297 (output_387_binary_op): Use %Z to output operands.
9298 (output_fp_compare): Ditto.
9299 (output_387_reg_move): Ditto.
9301 2009-04-28 Ben Elliston <bje@au.ibm.com>
9306 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9308 * builtins.c (c_strlen): Do not warn here.
9309 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9310 * c-common.c (pointer_int_sum): Take an explicit location.
9311 Warn about offsets out of bounds.
9312 * c-common.h (pointer_int_sum): Adjust declaration.
9314 2009-04-27 Ian Lance Taylor <iant@google.com>
9316 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9318 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9319 * df-core.c (df_set_flags): Change return type to int. Change
9320 type of old_flags to int.
9321 (df_clear_flags): Likewise.
9322 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9323 (df_get_conditional_uses): Likewise.
9324 * df.h (df_set_flags, df_clear_flags): Update declarations.
9325 * dwarf2out.c (struct indirect_string_node): Change type of form
9326 field to enum dwarf_form.
9327 (AT_string_form): Change return type to enum dwarf_form.
9328 * fixed-value.c (fixed_compare): Add cast to enum type.
9329 * fwprop.c (update_df): Change 0 to VOIDmode.
9330 * gensupport.c: Change 0 to UNKNOWN.
9331 * gimple.h (gimple_cond_code): Add cast to enum type.
9332 * haifa-sched.c (reemit_notes): Add cast to enum type.
9333 * hooks.c (hook_int_void_no_regs): Remove function.
9334 * hooks.h (hook_int_void_no_regs): Remove declaration.
9335 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9336 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9337 * real.c (real_arithmetic): Add cast to enum type.
9338 (real_compare): Likewise.
9339 * target.h (struct gcc_target): Change return type of
9340 branch_target_register_class to enum reg_class.
9341 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9342 default_branch_target_register_class.
9343 * targhooks.c (default_branch_target_register_class): New function.
9344 * targhooks.h (default_branch_target_register_class): Declare.
9345 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9346 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9348 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9350 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9351 vect_uninitialized_def. Change 0 to ERROR_MARK.
9352 * tree-vect-stmts.c (supportable_widening_operation): Don't
9353 initialize icode1 and icode2.
9354 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9355 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9357 (cmn_err_flag_specs): Change 0 to STD_C89.
9358 (cmn_err_char_table): Likewise.
9359 * config/arm/arm.c (get_arm_condition_code): Change type of code
9360 to enum arm_cond_code.
9361 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9362 (IWMMXT_BUILTIN2): Likewise.
9363 (neon_builtin_type_bits): Don't define typedef.
9364 (neon_builtin_datum): Change type of bits field to int.
9365 (arm_expand_neon_args): Add cast to enum type.
9366 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9368 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9370 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9372 * config/mips/mips.md (jal_macro): Return enum constant.
9373 (single_insn): Likewise.
9374 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9376 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9378 * config/s390/s390.c (s390_tune_flags): Change type to int.
9379 (s390_arch_flags): Likewise.
9380 (s390_handle_arch_option): Change flags field of struct pta to int.
9381 * config/s390/s390.h (s390_tune_flags): Update declaration.
9382 (s390_arch_flags): Likewise.
9383 * config/sh/sh.c (prepare_move_operands): Compare
9384 tls_symbolic_operand result with enum constant.
9385 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9386 (sh_expand_prologue): Add cast to enum type.
9387 (sh_expand_epilogue): Likewise.
9388 (tls_symbolic_operand): Change return type to enum tls_model.
9389 (fpscr_set_from_mem): Add cast to enum type.
9390 (legitimize_pic_address): Compare tls_symbolic_operand result with
9392 (sh_target_reg_class): Change return type to enum reg_class.
9393 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9395 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9396 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9397 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9398 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9399 (delayed_branch, tls_call_delay): Likewise.
9400 (eligible_for_sibcall_delay): Likewise.
9401 (eligible_for_return_delay): Likewise.
9402 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9403 (spu_expand_builtin_1): Likewise.
9405 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9406 for all types of conversions.
9407 (output_init_element): Issue -Wc++-compat warning if needed when
9408 initializing a bitfield with enum type.
9409 * c-parser.c (c_parser_expression): Set original_type to
9410 original_type of right hand operand of comman operator.
9412 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9414 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9416 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9417 * doc/cpp.texi (Standard Predefined Macros)
9418 (Implementation-defined behavior): Likewise.
9419 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9420 * doc/gimple.texi (GIMPLE Exception Handling)
9421 (@code{GIMPLE_ASSIGN}): Likewise.
9422 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9423 * doc/invoke.texi (Warning Options, Optimize Options)
9424 (AVR Options, Darwin Options): Likewise.
9425 (Optimize Options): Reformulate -fwhole-program description.
9426 * doc/loop.texi (Lambda): Likewise.
9427 * doc/md.texi (Output Template, Define Constraints)
9428 (Standard Names, Insn Splitting): Likewise.
9429 * doc/options.texi (Option properties): Likewise.
9430 * doc/passes.texi (Tree-SSA passes): Likewise.
9431 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9432 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9433 (File Names and DBX): Likewise.
9434 * doc/trouble.texi (Incompatibilities): Likewise.
9436 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9438 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9439 instruction is correct.
9441 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9443 Allow non-constant arguments to conversion intrinsics.
9444 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9445 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9446 * spu.c (print_operand): Handle 'v' and 'w'.
9447 (exp2_immediate_p, spu_gen_exp2): Define.
9448 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9449 spu_convtf_1): Update parameter descriptions.
9450 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9451 * constraints.md ('v', 'w'): New.
9452 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9454 (i2f, I2F): New define_mode_attr.
9455 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9456 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9457 fixuns_truncv4sfv4si2): Update to use mode attribute.
9458 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9459 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9460 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9461 patterns for combine.
9463 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9465 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9466 (cprop, hoist, pre, store_motion): New debug counters.
9467 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9468 is not an RTL pass anymore.
9469 (pass_profiling): Remove extern decl for pass removed in 2005.
9470 (pass_gcse, pass_jump_bypass): Remove.
9471 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9472 to 0 for clean state.
9473 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9474 * cse.c (gate_handle_cse_after_global_opts,
9475 rest_of_handle_cse_after_global_opts): New functions.
9476 (pass_cse_after_global_opts): New pass, does local CSE.
9477 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9478 (TV_CPROP): New timevar.
9479 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9480 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9481 (gcse_main, recompute_all_luids): Remove.
9482 (compute_hash_table_work): Call max_reg_num instead of reading
9484 (cprop_jump): Don't set run_jump_opt_after_gcse.
9485 (constprop_register): Always allow to alter jumps.
9486 (cprop_insn): Likewise.
9487 (do_local_cprop): Likewise.
9488 (local_cprop_pass): Likewise. Return non-zero if something changed.
9489 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9490 (find_implicit_sets): Add note about missed optimization opportunity.
9491 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9492 pass_rtl_cprop execute function.
9493 Don't bother tracking the pass number, each pass gets its own dumpfile
9495 Always allow to alter jumpsand bypass jumps.
9496 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9497 will just find no suitable set.
9498 (pre_edge_insert): Fix dumping, this function is for PRE only.
9499 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9500 pass_rtl_pre execute function.
9501 (hoist_code): Return non-zero if something changed. Keep track of
9502 substitutions and insertions for statistics gathering similar to PRE.
9503 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9504 called from the pass_rtl_hoist execute function. Show pass statistics.
9505 (compute_store_table): Use max_reg_num directly instead of using the
9506 formerly global max_gcse_regno.
9507 (build_store_vectors): Likewise.
9508 (replace_store_insn): Fix dumping.
9509 (store_motion): Rename to ...
9510 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9511 pass, called from the pass_rtl_store_motion execute function. Keep
9512 track of substitutions and insertions for statistics gathering similar
9514 (bypass_jumps): Remove, fold interesting bits into ...
9515 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9516 from the pass_rtl_cprop execute function.
9517 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9518 pass_jump_bypass): Remove.
9519 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9520 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9521 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9522 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9523 (gate_rtl_store_motion, execute_rtl_store_motion,
9524 pass_rtl_store_motion): New.
9525 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9526 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9527 * passes.c (init_optimization_passes): Remove pass_gcse and
9528 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9529 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9530 instead of pass_jump_bypass.
9532 2009-04-27 Richard Guenther <rguenther@suse.de>
9535 * gimplify.c (gimplify_expr): If we are required to create
9536 a temporary make sure it ends up as register.
9538 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9541 * config/i386/i386.c (construct_container): Don't call
9542 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9543 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9545 2009-04-27 Michael Matz <matz@suse.de>
9547 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9548 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9549 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9550 (dump_replaceable_exprs): Take a bitmap.
9551 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9553 (expand_gimple_basic_block): Likewise.
9554 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9555 replaceable_expressions member a bitmap.
9556 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9557 (mark_replaceable): Likewise.
9558 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9559 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9561 2009-04-27 Richard Guenther <rguenther@suse.de>
9563 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9564 (verify_stmts): Dispatch to gimple/type verification code.
9565 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9566 issue with call argument types.
9568 2009-04-27 Michael Matz <matz@suse.de>
9570 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9571 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9574 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9575 Eric Botcazou <ebotcazou@adacore.com>
9577 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9578 a label's basic block.
9579 (mark_target_live_regs): Tidy and rework obsolete comments.
9580 Change back DF problem to LIVE. If a label starts a basic block,
9581 assume that all registers that used to be live then still are.
9582 (init_resource_info): If a label starts a basic block, set its
9583 BLOCK_FOR_INSN accordingly.
9584 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9586 2009-04-27 Richard Guenther <rguenther@suse.de>
9588 * tree-flow-inline.h (function_ann): Remove.
9589 (get_function_ann): Likewise.
9590 * tree-dfa.c (create_function_ann): Remove.
9591 * tree-flow.h (struct static_var_ann_d): Remove.
9592 (struct function_ann_d): Likewise.
9593 (union tree_ann_d): Remove fdecl member.
9594 (function_ann_t): Remove.
9595 (function_ann, get_function_ann, create_function_ann): Remove
9598 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9600 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9602 2009-04-27 Jan Hubicka <jh@suse.cz>
9604 * ipa-pure-const.c (struct funct_state_d): New fields
9605 state_previously_known, looping_previously_known; remove
9606 state_set_in_source.
9607 (analyze_function): Use new fields.
9608 (propagate): Avoid assumption that state_set_in_source imply
9611 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9612 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9613 * cfgloop.h (finite_loop_p): Declare.
9615 2009-04-26 Michael Matz <matz@suse.de>
9617 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9619 2009-04-26 Michael Matz <matz@suse.de>
9621 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9622 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9623 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9624 pass_mark_used_blocks): Remove.
9625 * tree-optimize.c (pass_free_datastructures,
9626 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9627 * passes.c (init_optimization_passes): Don't call
9628 pass_mark_used_blocks, remove dead code.
9630 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9632 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9633 * tree-ssa-live.h (register_ssa_partition): Likewise.
9635 2009-04-26 Michael Matz <matz@suse.de>
9638 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9639 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9640 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9642 (compare_pairs): Swap cost comparison.
9643 (coalesce_ssa_name): Don't use change_partition_var.
9644 * tree-nrv.c (struct nrv_data): Add modified member.
9645 (finalize_nrv_r): Set it.
9646 (tree_nrv): Use it to update statements.
9647 (pass_nrv): Require PROP_ssa.
9648 * tree-mudflap.c (mf_decl_cache_locals,
9649 mf_build_check_statement_for): Use make_rename_temp.
9650 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9651 * alias.c (find_base_decl): Handle SSA names.
9652 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9653 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9654 * rtl.h (set_reg_attrs_for_parm): Declare.
9655 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9656 to "optimized", remove unused locals at finish.
9657 (execute_free_datastructures): Make global, call
9658 delete_tree_cfg_annotations.
9659 (execute_free_cfg_annotations): Don't call
9660 delete_tree_cfg_annotations.
9662 * ssaexpand.h: New file.
9663 * expr.c (toplevel): Include ssaexpand.h.
9664 (expand_assignment): Handle SSA names the same as register variables.
9665 (expand_expr_real_1): Expand SSA names.
9666 * cfgexpand.c (toplevel): Include ssaexpand.h.
9667 (SA): New global variable.
9668 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9669 (SSAVAR): New macro.
9670 (set_rtl): New helper function.
9671 (add_stack_var): Deal with SSA names, use set_rtl.
9672 (expand_one_stack_var_at): Likewise.
9673 (expand_one_stack_var): Deal with SSA names.
9674 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9675 before unique numbers.
9676 (expand_stack_vars): Use set_rtl.
9677 (expand_one_var): Accept SSA names, add asserts for them, feed them
9678 to above subroutines.
9679 (expand_used_vars): Expand all partitions (without default defs),
9680 then only the local decls (ignoring those expanded already).
9681 (expand_gimple_cond): Remove edges when jumpif() expands an
9683 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9684 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9686 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9687 members of SA; deal with PARM_DECL partitions here; expand
9688 all PHI nodes, free tree datastructures and SA. Commit instructions
9689 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9690 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9691 info and statements at start, collect garbage at finish.
9692 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9693 (VAR_ANN_PARTITION) Remove.
9694 (change_partition_var): Don't declare.
9695 (partition_to_var): Always return SSA names.
9696 (var_to_partition): Only accept SSA names.
9697 (register_ssa_partition): Only check argument.
9698 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9700 (delete_var_map): Don't free it.
9701 (var_union): Only accept SSA names, simplify.
9702 (partition_view_init): Mark only useful SSA names as used.
9703 (partition_view_fini): Only deal with SSA names.
9704 (change_partition_var): Remove.
9705 (dump_var_map): Use ssa_name instead of partition_to_var member.
9706 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9708 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9709 (struct _elim_graph): New member const_dests; nodes member vector of
9711 (set_location_for_edge): New static helper.
9712 (create_temp): Remove.
9713 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9714 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9715 (new_elim_graph): Allocate const_dests member.
9716 (clean_elim_graph): Truncate const_dests member.
9717 (delete_elim_graph): Free const_dests member.
9718 (elim_graph_size): Adapt to new type of nodes member.
9719 (elim_graph_add_node): Likewise.
9720 (eliminate_name): Likewise.
9721 (eliminate_build): Don't take basic block argument, deal only with
9722 partition numbers, not variables.
9723 (get_temp_reg): New static helper.
9724 (elim_create): Use it, deal with RTL temporaries instead of trees.
9725 (eliminate_phi): Adjust all calls to new signature.
9726 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9727 (rewrite_trees): Only do checking.
9728 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9729 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9730 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9731 contains_tree_r, MAX_STMTS_IN_LATCH,
9732 process_single_block_loop_latch, analyze_edges_for_bb,
9733 perform_edge_inserts): Remove.
9734 (expand_phi_nodes): New global function.
9735 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9736 functions, initialize new parameter, remember partitions having a
9738 (finish_out_of_ssa): New global function.
9739 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9740 don't reset in_ssa_p here, don't disable TER when mudflap.
9741 (pass_del_ssa): Remove.
9742 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9744 (execute_free_datastructures): Declare.
9745 * Makefile.in (SSAEXPAND_H): New variable.
9746 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9747 * basic-block.h (commit_one_edge_insertion): Declare.
9748 * passes.c (init_optimization_passes): Move pass_nrv and
9749 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9750 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9751 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9752 (redirect_branch_edge): Deal with super block when expanding, split
9753 out jump patching itself into ...
9754 (patch_jump_insn): ... here, new static helper.
9756 2009-04-26 Michael Matz <matz@suse.de>
9758 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9759 beyond num_ssa_names.
9760 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9761 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9763 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9766 * fwprop.c (forward_propagate_asm): New function.
9767 (forward_propagate_and_simplify): Propagate also into __asm, if it
9768 doesn't increase the number of referenced registers.
9771 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9773 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9775 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9776 note_nonlocal_vla_type for nonlocal VLAs.
9777 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9778 contains_remapped_vars, remap_vla_decls): New functions.
9779 (convert_nonlocal_reference_stmt): If not optimizing, call
9780 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9781 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9782 if it wasn't found in var_map.
9783 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9784 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9785 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9787 * gimplify.c (nonlocal_vlas): New variable.
9788 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9790 (gimplify_body): Create and destroy nonlocal_vlas.
9792 * dwarf2out.c (loc_descr_plus_const): New function.
9793 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9794 mem_loc_descriptor, loc_descriptor_from_tree_1,
9795 descr_info_loc, gen_variable_die): Use it.
9797 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9798 !TREE_STATIC VAR_DECLs.
9799 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9800 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9801 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9802 DECL_BY_REFERENCE is valid.
9803 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9804 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9805 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9806 Copy DECL_BY_REFERENCE.
9807 (struct nesting_copy_body_data): New type.
9808 (nesting_copy_decl): New function.
9809 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9810 if they have variable length.
9812 2009-04-26 Michael Matz <matz@suse.de>
9814 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9815 mark new temporaries for renaming.
9817 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9820 * c-decl.c (global_bindings_p): Return negative value.
9821 (c_variable_size): New. Based on variable_size from
9823 (grokdeclarator): Call c_variable_size not variable_size.
9825 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9827 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9829 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9831 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9832 Redefine it to just use mingw/include.
9833 (ASM_SPEC): Rules for -m32 and -m64.
9834 (LINK_SPEC): Use Likewise.
9835 (SPEC_32): New define.
9836 (SPEC_64): Likewise.
9837 (SUB_LINK_SPEC): Likewise.
9838 (MULTILIB_DEFAULTS): New define.
9839 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9840 Add multilib options.
9841 (MULTILIB_DIRNAMES): Likewise.
9842 (MULTILIB_OSDIRNAMES): Likewise.
9844 (INSTALL_LIBGCC): Likewise.
9846 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9849 * c-tree.h (enum c_inline_static_type): New.
9850 (record_inline_static): Declare.
9851 * c-decl.c (struct c_inline_static, c_inline_statics,
9852 record_inline_static, check_inline_statics): New.
9853 (pop_file_scope): Call check_inline_statics.
9854 (start_decl): Call record_inline_static instead of pedwarning
9855 directly for static in inline function.
9856 * c-typeck.c (build_external_ref): Call record_inline_static
9857 instead of pedwarning directly for static referenced in inline
9860 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9862 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9863 not new but only being rescanned.
9864 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9865 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9866 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9867 record_set_info, compute_set, grealloc): Remove.
9868 (recompute_all_luids): New function.
9869 (gcse_main): Don't compute sets, and don't do related memory
9870 allocations/free-ing. If something changed before the end of the
9871 pass, update LUIDs using recompute_all_luids.
9872 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9873 (free_gcse_mem): Don't free it either.
9874 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9875 Use the df insn LUIDs.
9876 (load_killed_in_block): Likewise.
9877 (compute_hash_table_work): Don't compute reg_set_in_block.
9878 (compute_transp): Use DF_REG_DEF_CHAINs.
9879 (local_cprop_pass): Don't use compute_sets and related functions.
9880 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9881 Use get_max_uid() instead of max_cuid.
9882 (insert_insn_end_basic_block, pre_insert_copy_insn,
9883 update_ld_motion_stores): Don't try to
9884 keep reg_set tables up to date.
9885 (pre_insert_copies): Use df insn LUIDs.
9886 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9887 (reg_set_info): Don't use extra bitmap argument.
9888 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9889 information to compute regs_set_in_block.
9890 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9891 (bypass_jumps): Don't use compute_sets and friends.
9893 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9896 * opts.c (undocumented_msg): Do not leave blank even with
9899 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9901 * c-decl.c (build_enumerator): Allow values folding to integer
9902 constants but not integer constant expressions with a pedwarn if
9905 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9908 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9909 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9910 type is an integer constant.
9912 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9915 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9918 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9921 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9922 with variably modified return type and no storage class
9923 specifiers, except for the case of nested functions. Distinguish
9924 extern declarations of functions with variably modified return
9925 types from those of objects with variably modified types.
9927 2009-04-25 Jan Hubicka <jh@suse.cz>
9929 * tree.c (list_equal_p): New function.
9930 * tree.h (list_equal_p): Declare.
9931 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9932 basic_block_def, basic_block, const_basic_block): New.
9933 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9934 (redirect_eh_edge): New function.
9935 (make_eh_edge_update_phi): EH edges are not abnormal.
9936 * except.c: Include tree-flow.h.
9937 (list_match): New function.
9938 (eh_region_replaceable_by_p): New function.
9939 (replace_region): New function.
9940 (hash_type_list): New function.
9941 (hash_eh_region): New function.
9942 (eh_regions_equal_p): New function.
9943 (merge_peers): New function.
9944 (remove_unreachable_regions): Verify EH tree when checking;
9946 (copy_eh_region_1): New function.
9947 (copy_eh_region): New function.
9948 (push_reachable_handler): New function.
9949 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9950 regions without label but with live RESX.
9951 * except.h (redirect_eh_edge_to_label): New.
9952 * tree-flow.h (redirect_eh_edge): New.
9953 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9954 basic_block_def, basic_block, const_basic_block): Remove.
9955 * Makefile.in (except.o): Add dependency on tree-flow.h
9956 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9957 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9960 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9963 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9964 on the destination of memcpy.
9966 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9968 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9969 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9970 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9972 2009-04-25 Jan Hubicka <jh@suse.cz>
9974 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9975 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9976 to be reached by different label than left.
9977 (update_eh_edges): Update comment; remove edge_to_remove if possible
9978 and return true if suceeded.
9979 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9980 (cleanup_eh): Compute sharing map.
9981 * except.c (remove_eh_handler_and_replace): Add argument if we should
9983 (remove_unreachable_regions): Update for label sharing.
9984 (label_to_region_map): Likewise.
9985 (get_next_region_sharing_label): New function.
9986 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9988 (remove_eh_handler): Update.
9989 (remove_eh_region_and_replace_by_outer_of): New function.
9990 * except.h (struct eh_region): Add next_region_sharing_label.
9991 (remove_eh_region_and_replace_by_outer_of,
9992 get_next_region_sharing_label): Declare.
9993 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9995 2009-04-25 Jan Hubicka <jh@suse.cz>
9997 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9998 insert code even if they are not critical.
10000 2009-04-25 Jan Hubicka <jh@suse.cz>
10002 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10003 (gimple_can_remove_branch_p): EH edges won't remove branch by
10005 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10006 updating of non-abnormal EH edges.
10007 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10008 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10009 (split_critical_edges): Split also edges where emitting code on them
10010 will lead to splitting later.
10012 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10013 H.J. Lu <hongjiu.lu@intel.com>
10016 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10017 the configured assembler supports fildq and fistpq mnemonics.
10018 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10019 * configure: Regenerated.
10020 * config.in: Ditto.
10022 * config/i386/i386.c (print_operand): Handle 'Z'.
10023 ['z']: Remove handling of special fild/fist suffixes.
10024 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10025 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10026 suffix of fild insn.
10027 (*floatsi<mode>2_vector_mixed): Ditto.
10028 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10029 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10030 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10031 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10032 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10034 2009-04-25 Ben Elliston <bje@au.ibm.com>
10036 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10037 the source of a set operation.
10039 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10041 * target.h (struct gcc_target): Add case_values_threshold field.
10042 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10043 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10044 * targhooks.c (default_case_values_threshold): New function.
10045 * targhooks.h (default_case_values_threshold): Declare function.
10046 * stmt.c (expand_case): Use case_values_threshold target hook.
10047 * expr.h (case_values_threshold): Remove declartation.
10048 * expr.c (case_values_threshold): Remove function.
10049 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10051 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10052 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10053 (avr_case_values_threshold): Declare as static.
10054 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10056 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10057 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10058 (mn10300_case_values_threshold): New function.
10060 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10062 * ira.c (setup_cover_and_important_classes): Add enum cast.
10064 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10066 * genpreds.c (write_enum_constraint_num): Output definition of
10067 CONSTRAINT_NUM_DEFINED_P macro.
10068 * ira.c (setup_cover_and_important_classes): Use
10069 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10071 2009-04-24 DJ Delorie <dj@redhat.com>
10073 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10074 __SH2A_SINGLE_ONLY__ also.
10076 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10078 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10079 (movdf_internal): Ditto.
10080 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10081 SFmode and DFmode constants.
10082 (ia64_print_operand): Add 'G' format for printing
10083 floating point constants.
10085 2009-04-24 Richard Guenther <rguenther@suse.de>
10087 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10088 from unsigned additions.
10090 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10092 * c-typeck.c (set_init_index): Allow array designators that are
10093 not integer constant expressions with a pedwarn if pedantic.
10095 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10097 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10098 zero if no overlap in nonzero bits between the operands.
10100 2009-04-24 Ian Lance Taylor <iant@google.com>
10102 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10103 (record_dead_and_set_regs): Likewise.
10104 * df.h (struct df_mw_hardreg): Change flags field to int.
10105 (struct df_base_ref): Likewise.
10106 (struct df): Change changeable_flags field to int.
10107 * df-scan.c (df_defs_record): Change clobber_flags to int.
10108 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10109 constants rather than #define macros.
10110 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10111 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10112 (enum dwarf_calling_convention): Likewise.
10113 (enum dwarf_line_number_x_ops): Likewise.
10114 (enum dwarf_call_frame_info): Likewise.
10115 (enum dwarf_source_language): Likewise.
10116 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10117 (add_calling_convention_attribute): Likewise.
10118 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10119 (combine_comparisons): Change compcode to int. Add cast to enum type.
10120 * genrecog.c (maybe_both_true_2): Change c to int.
10121 (write_switch): Likewise. Add cast to enum type.
10122 * gimplify.c (gimplify_omp_for): Handle return values from
10123 gimplify_expr using MIN rather than bitwise or.
10124 (gimplify_expr): Add cast to enum type.
10125 * ipa-prop.c (update_jump_functions_after_inlining): Change
10126 IPA_BOTTOM to IPA_JF_UNKNOWN.
10127 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10128 Add casts to enum type.
10129 (setup_cover_and_important_classes): Change cl to int. Add casts
10131 (setup_class_translate): Change cl and mode to int.
10132 (ira_init_once): Change mode to int.
10133 (free_register_move_costs): Likewise.
10134 (setup_prohibited_mode_move_regs): Add casts to enum type.
10135 * langhooks.c (add_builtin_function_common): Rework assertion that
10136 value fits bitfield.
10137 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10138 * omega.c (omega_do_elimination): Avoid math on enum types.
10139 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10140 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10141 int local to handle integral_argment value.
10142 * regmove.c (try_auto_increment): Change PUT_MODE to
10144 * reload.c (push_secondary_reload): Add casts to enum type.
10145 (secondary_reload_class, find_valid_class): Likewise.
10146 * reload1.c (emit_input_reload_insns): Likewise.
10147 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10148 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10149 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10151 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10152 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10154 (expand_complex_libcall): Add casts to enum type.
10155 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10156 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10157 with ERROR_MARK, not NUM_TREE_CODES.
10158 (vect_create_epilog_for_reduction): Likewise.
10159 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10160 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10161 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10163 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10164 vect_unused_in_loop. Change 0 to loop_vect.
10165 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10166 * var-tracking.c (get_init_value): Change return type to enum
10168 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10169 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10171 (arm_override_options): Add casts to enum type.
10172 (arm_emit_tls_decoration): Likewise.
10173 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10175 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10176 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10177 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10179 * config/s390/s390.c (code_for_builtin_64): Change to array of
10181 (code_for_builtin_31): Likewise.
10182 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10184 * config/sparc/sparc.c (sparc_override_options): Change value
10185 field in struct code_model to enum cmodel. In initializer change
10186 0 to NULL and add cast to enum type.
10188 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10189 Change all callers. Issue a -Wc++-compat warning using
10190 lhs_origtype if necessary.
10191 (convert_for_assignment): Issue -Wc++-compat warnings about
10192 invalid conversions to enum type on assignment.
10193 * c-common.h (build_modify_expr): Update declaration.
10195 2009-04-24 Nick Clifton <nickc@redhat.com>
10197 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10198 (function_arg_advance): Likewise.
10199 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10202 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10204 * config/s390/constraints.md ('I', 'J'): Fix condition.
10206 2009-04-24 Diego Novillo <dnovillo@google.com>
10208 * gengtype-parse.c (parse_error): Add newline after message.
10210 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10212 * config/i386/sse.md (avxmodesuffixs): Removed.
10213 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10214 (*avx_pinsr<ssevecsize>): This.
10216 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10218 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10219 follow chains of regs with a single definition, and allow expressions
10220 that are function_invariant_p.
10221 (simple_rhs_p): Allow expressions that are function_invariant_p.
10223 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10225 PR middle-end/39867
10226 * fold-const.c (fold_cond_expr_with_comparison): When folding
10227 > and >= to MAX, make sure the MAX uses the same type as the
10228 comparison's operands.
10230 2009-04-24 Nick Clifton <nickc@redhat.com>
10232 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10233 addressing for DImode accesses.
10234 (frv_print_operand_address): Handle PLUS case.
10235 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10237 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10239 PR rtl-optimization/39794
10240 * alias.c (canon_true_dependence): Add x_addr argument.
10241 * rtl.h (canon_true_dependence): Adjust prototype.
10242 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10243 * cselib.c (cselib_invalidate_mem): Likewise.
10244 * gcse.c (compute_transp): Likewise.
10245 * dse.c (scan_reads_nospill): Likewise.
10246 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10247 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10248 canon_base_addr of the group, plus optional offset.
10249 (struct group_info): Rename canon_base_mem to
10251 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10252 canon_rtx of base_mem.
10254 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10256 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10257 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10259 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10261 * config/spu/spu-builtins.h: Delete file.
10263 * config/spu/spu.h (enum spu_builtin_type): Move here from
10265 (struct spu_builtin_description): Likewise. Add GTY marker.
10266 Do not use enum spu_function_code or enum insn_code.
10267 (spu_builtins): Add extern declaration.
10269 * config/spu/spu.c: Do not include "spu-builtins.h".
10270 (enum spu_function_code, enum spu_builtin_type_index,
10271 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10272 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10273 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10274 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10275 (spu_builtin_types): Make static. Add GTY marker.
10276 (spu_builtins): Add extern declaration with GTY marker.
10277 Include "gt-spu.h".
10279 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10280 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10281 Check programmatically whether all parameters are scalar.
10283 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10285 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10287 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10288 assignment from the constructor either if the target is volatile.
10290 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10292 * config/arm/arm.md (insv): Do not share operands[0].
10294 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10296 * config/vxlib-tls.c (active_tls_threads): Delete.
10297 (delete_hook_installed): New.
10298 (tls_delete_hook): Don't delete the delete hook.
10299 (tls_destructor): Delete it here.
10300 (__gthread_set_specific): Adjust installing the delete hook.
10301 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10302 __gthread_leave_tsd_dtor_context.
10304 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10306 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10308 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10310 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10312 (alpha_rtx_costs): Ditto.
10313 (emit_unlikely_jump): Use add_reg_note.
10314 (emit_frame_store_1): Ditto.
10315 (alpha_expand_prologue): Ditto.
10316 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10317 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10319 2009-04-23 Nick Clifton <nickc@redhat.com>
10321 * config/v850/v850.md (epilogue): Remove suppressed code.
10322 (return): Rename to return_simple and remove test of frame size.
10323 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10324 to gen_return_simple.
10326 2009-04-22 Jing Yu <jingyu@google.com>
10329 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10331 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10334 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10335 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10336 value is a VECTOR_CST, the element type is the element type of the
10339 2009-04-22 DJ Delorie <dj@redhat.com>
10341 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10343 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10345 * alias.c (find_base_term): Move around LO_SUM case, so that
10346 CONST falls through into PLUS/MINUS handling.
10349 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10350 into 0, use omit_one_operand.
10352 2009-04-23 Ben Elliston <bje@au.ibm.com>
10354 * config/rs6000/linux-unwind.h (get_regs): Remove type
10355 puns. Change the type of `pc' to an array of unsigned ints and
10356 update all users. Constify frame24.
10358 2009-04-22 DJ Delorie <dj@redhat.com>
10360 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10361 declarations before code.
10362 (current_function_special_page_vector): Likewise.
10363 (m32c_expand_insv): Silence a warning.
10365 2009-04-21 Taras Glek <tglek@mozilla.com>
10367 * alias.c: Update GTY annotations to new syntax.
10368 * basic-block.h: Likewise.
10369 * bitmap.h: Likewise.
10370 * c-common.h: Likewise.
10371 * c-decl.c: Likewise.
10372 * c-parser.c: Likewise.
10373 * c-pragma.c: Likewise.
10374 * c-tree.h: Likewise.
10375 * cfgloop.h: Likewise.
10376 * cgraph.h: Likewise.
10377 * config/alpha/alpha.c: Likewise.
10378 * config/arm/arm.h: Likewise.
10379 * config/avr/avr.h: Likewise.
10380 * config/bfin/bfin.c: Likewise.
10381 * config/cris/cris.c: Likewise.
10382 * config/darwin.c: Likewise.
10383 * config/frv/frv.c: Likewise.
10384 * config/i386/i386.c: Likewise.
10385 * config/i386/i386.h: Likewise.
10386 * config/i386/winnt.c: Likewise.
10387 * config/ia64/ia64.h: Likewise.
10388 * config/iq2000/iq2000.c: Likewise.
10389 * config/mips/mips.c: Likewise.
10390 * config/mmix/mmix.h: Likewise.
10391 * config/pa/pa.c: Likewise.
10392 * config/pa/pa.h: Likewise.
10393 * config/rs6000/rs6000.c: Likewise.
10394 * config/s390/s390.c: Likewise.
10395 * config/sparc/sparc.c: Likewise.
10396 * config/xtensa/xtensa.c: Likewise.
10397 * cselib.h: Likewise.
10398 * dbxout.c: Likewise.
10399 * dwarf2out.c: Likewise.
10400 * except.c: Likewise.
10401 * except.h: Likewise.
10402 * fixed-value.h: Likewise.
10403 * function.c: Likewise.
10404 * function.h: Likewise.
10405 * gimple.h: Likewise.
10406 * integrate.c: Likewise.
10407 * optabs.c: Likewise.
10408 * output.h: Likewise.
10409 * real.h: Likewise.
10411 * stringpool.c: Likewise.
10412 * tree-data-ref.c: Likewise.
10413 * tree-flow.h: Likewise.
10414 * tree-scalar-evolution.c: Likewise.
10415 * tree-ssa-address.c: Likewise.
10416 * tree-ssa-alias.h: Likewise.
10417 * tree-ssa-operands.h: Likewise.
10418 * tree.c: Likewise.
10419 * tree.h: Likewise.
10420 * varasm.c: Likewise.
10421 * varray.h: Likewise.
10423 * coretypes.h: Do not define GTY macro if it is already defined.
10424 * doc/gty.texi: Update GTY documentation to new syntax.
10425 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10426 annotations on structs.
10427 * gengtype-parse.c: Likewise.
10429 2009-04-22 Mark Heffernan <meheff@google.com>
10431 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10433 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10435 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10438 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10440 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10441 the same as a PLUS without a shift. Increase the cost of a
10444 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10446 * Makefile.in: Update dependencies.
10447 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10448 * errors.h: Remove bogus comment about compatibility.
10449 (warning): Update declaration.
10450 * genautomata.c: Update all calls to warning.
10451 * gimple.c: Do not include errors.h. Include toplev.h.
10452 * tree-ssa-structalias.c: Do not include errors.h.
10453 * omega.c: Likewise.
10454 * tree-ssa-reassoc.c: Likewise.
10455 * config/spu/spu-c.c: Likewise.
10456 * config/spu/t-spu-elf: Update dependencies.
10458 2009-04-22 Richard Guenther <rguenther@suse.de>
10460 PR tree-optimization/39824
10461 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10462 make sure the types are compatible.
10464 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10467 * c-common.c (c_parse_error): Take a token_flags parameter.
10468 Use token_type for the token type instead.
10469 Pass token_flags to cpp_type2name.
10470 * c-common.h (c_parse_error): Update declaration.
10471 * c-parser.c (c_parser_error): Pass 0 as token flags.
10473 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10475 PR rtl-optimization/39580
10476 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10478 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10480 * function.c (expand_function_end): Do not emit a jump to the "naked"
10481 return label for fall-through returns.
10482 * except.c (sjlj_emit_function_exit): Always place the call to the
10483 unregister function at the location installed by expand_function_end.
10485 2009-04-22 Richard Guenther <rguenther@suse.de>
10487 PR tree-optimization/39845
10488 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10489 (gen_inbound_check): Likewise.
10491 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10493 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10495 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10496 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10498 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10500 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10501 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10502 shift counts to avoid out-of-bounds array accesses.
10504 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10506 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10507 (Pmode): Move above.
10509 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10511 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10512 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10513 GET_CODE macro. Use IN_RANGE macro where appropriate.
10514 * config/alpha/alpha.h: Ditto.
10515 * config/alpha/alpha.md: Ditto.
10516 * config/alpha/constraints.md: Ditto.
10517 * config/alpha/predicates.md: Ditto.
10519 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10521 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10522 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10523 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10524 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10525 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10526 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10527 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10528 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10529 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10530 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10531 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10532 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10533 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10534 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10535 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10536 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10537 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10538 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10539 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10540 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10541 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10542 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10543 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10544 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10545 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10546 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10547 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10549 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10551 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10552 references from comments.
10553 * cfgbuild.c: (count_basic_blocks): Delete.
10554 (find_basic_blocks_1): Delete.
10555 (find_basic_blocks): Delete.
10556 * except.c (finish_eh_generation): Make static. Move comment from
10557 except.h here. Remove find_basic_blocks references from comments.
10558 * except.h (finish_eh_generation): Delete.
10559 * basic-block.h (find_basic_blocks): Delete.
10560 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10562 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10564 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10565 (sdbout_parms): Likewise.
10567 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10569 * config/sh/sh.c (prepare_cbranch_operands): Use
10570 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10571 (expand_cbranchdi4): Likewise.
10572 (from_compare): Add cast to enum type.
10573 (expand_cbranchsi4): Use add_reg_note.
10574 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10575 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10576 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10577 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10578 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10579 instead of CODE_FOR_nothing.
10580 (cbranchdi4): Likewise. Fix the order of arguments for
10582 (push_fpscr): Use add_reg_note.
10583 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10584 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10586 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10588 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10589 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10590 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10591 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10592 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10593 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10594 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10595 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10596 config/alpha/x-vms, config/arc/t-arc,
10597 config/arm/README-interworking, config/arm/arm-c.c,
10598 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10599 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10600 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10601 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10602 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10603 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10604 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10605 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10606 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10607 config/cris/t-elfmulti, config/crx/t-crx,
10608 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10609 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10610 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10611 config/h8300/t-h8300, config/i386/athlon.md,
10612 config/i386/darwin-libgcc.10.4.ver,
10613 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10614 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10615 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10616 config/i386/t-linux64, config/i386/t-nwld,
10617 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10618 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10619 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10620 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10621 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10622 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10623 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10624 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10625 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10626 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10627 config/m68k/t-uclinux, config/mcore/t-mcore,
10628 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10629 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10630 config/mips/crtn.asm, config/mips/irix-crti.asm,
10631 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10632 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10633 config/mips/mips-fixed.md, config/mips/sb1.md,
10634 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10635 config/mips/t-iris6, config/mips/t-isa3264,
10636 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10637 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10638 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10639 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10640 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10641 config/mn10300/t-linux, config/mn10300/t-mn10300,
10642 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10643 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10644 config/picochip/libgccExtras/clzsi2.asm,
10645 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10646 config/rs6000/darwin-libgcc.10.4.ver,
10647 config/rs6000/darwin-libgcc.10.5.ver,
10648 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10649 config/rs6000/t-aix43, config/rs6000/t-aix52,
10650 config/rs6000/t-darwin, config/rs6000/t-fprules,
10651 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10652 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10653 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10654 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10655 config/rs6000/t-rtems, config/rs6000/t-spe,
10656 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10657 config/score/t-score-elf, config/sh/divcost-analysis,
10658 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10659 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10660 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10661 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10662 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10663 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10664 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10665 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10666 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10667 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10668 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10669 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10670 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10671 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10672 * config/h8300/genmova.sh: Include copyright and license notices
10673 in generated output.
10674 * config/h8300/mova.md: Regenerate.
10675 * doc/install.texi2html: Include word "Copyright" in copyright
10676 notice and use name "Free Software Foundation, Inc.".
10677 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10678 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10679 ChangeLog-2007, ChangeLog-2008: Correct dates.
10681 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10683 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10684 NE_EXPR operations as well.
10685 * c-parser.c (c_parser_condition): Do not set location information on
10687 (c_parser_conditional_expression): Likewise.
10688 (c_parser_binary_expression): Set location information on operators.
10689 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10690 TRUTH_NOT_EXPR has been folded.
10691 * fold-const.c (fold_truth_not_expr): Copy location information from
10692 the incoming expression to the outgoing one.
10693 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10694 recursive calls on the LHS of the operator but pass that of the
10695 operator to recursive calls on the RHS of the operator. Set it
10697 (shortcut_cond_expr): Set the locus of the operator on the second
10698 COND_EXPR and that of the expression on the first in degenerate cases.
10699 Pass the locus of the expression to calls to shortcut_cond_r.
10700 Set the locus of the 'then' block on the associated jump, if any.
10701 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10702 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10703 expression to call to gimplify_boolean_expr.
10705 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10707 * config.gcc: Add additional configuration for
10708 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10709 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10710 (CPP_SPEC): Redefine for allowing -municode option.
10711 (STARTFILE_SPEC): Likewise.
10712 * config/i386/t-mingw-w64: New.
10713 * config/i386/mingw-w64.opt: New.
10714 (municode): Add new target option.
10715 * doc/invoke.texi (municode): Add documentation for new option.
10717 2009-04-21 Ian Lance Taylor <iant@google.com>
10719 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10720 Correct test for number of arguments.
10721 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10723 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10725 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10726 argument of emit_library_call.
10728 2009-04-21 Richard Guenther <rguenther@suse.de>
10730 PR middle-end/39829
10731 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10732 inside VIEW_CONVERT_EXPRs.
10734 2009-04-21 Martin Jambor <mjambor@suse.cz>
10736 * tree-switch-conversion.c (build_constructors): Split a long line.
10737 (constructor_contains_same_values_p): New function.
10738 (build_one_array): Create assigns of constants if possible, do not
10739 call mark_sym_for_renaming, call update_stmt.
10740 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10741 make_rename_temp. Do not call mark_symbols_for_renaming, call
10743 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10744 find_new_referenced_vars, call update_stmt.
10745 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10746 instead of calling make_rename_temp. Do not call
10747 find_new_referenced_vars or mark_symbols_for_renaming, call
10750 2009-04-21 Richard Guenther <rguenther@suse.de>
10752 PR tree-optimization/39827
10753 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10754 (tree_ssa_phiprop): Pass the correct array size.
10756 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10758 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10760 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10763 * c-typeck.c (lvalue_p): Move declaration ...
10764 * c-common.h (lvalue_p): ... to here.
10765 * c-common.c (candidate_equal_p): New.
10766 (add_tlist): Use it.
10767 (merge_tlist): Use it.
10768 (warn_for_collisions_1): Likewise.
10769 (warning_candidate_p): Accept more candidates.
10770 (verify_tree): A warning candidate can be an expression. Use
10773 2009-04-21 Ben Elliston <bje@au.ibm.com>
10776 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10777 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10778 options. Remove -mcall-solaris documentation.
10780 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10783 * doc/invoke.texi (-Wlong-long): Update description.
10784 * c-lex (interpret_integer): Only warn if there was no previous
10785 overflow and -Wlong-long is enabled.
10786 * c-decl.c (declspecs_add_type): Drop redundant flags.
10787 * c.opt (Wlong-long): Init to -1.
10788 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10789 and front-end warn_long_long. Wlong-long only depends on other
10790 flags if it is uninitialized.
10791 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10792 the same for CPP and FE.
10793 (restore_extension_diagnostics): Likewise.
10795 2009-04-20 Ian Lance Taylor <iant@google.com>
10797 Fix enum conversions which are invalid in C++:
10798 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10799 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10800 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10801 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10802 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10803 (dbxout_parms): Likewise.
10804 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10805 (df_clear_flags): Likewise.
10806 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10807 top_flag parameter to int.
10808 (df_chain_create_bb_process_use): Likewise.
10809 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10811 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10812 (df_ref_create_structure, df_def_record_1): Likewise.
10813 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10814 (df_notes_rescan): Change 0 to VOIDmode in function call.
10815 (df_get_call_refs, df_insn_refs_collect): Likewise.
10816 (df_bb_regs_collect): Likewise.
10817 (df_entry_block_defs_collect): Likewise.
10818 (df_exit_block_uses_collect): Likewise.
10819 * df.h: Update declarations.
10820 * double-int.c (double_int_divmod): Add cast to enum type.
10821 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10822 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10823 (based_loc_descr): Likewise.
10824 (loc_descriptor_from_tree_1): Change first_op and second_op to
10825 enum dwarf_location_atom. Add cast to enum type.
10826 * expmed.c (init_expmed): Change 0 to SET in function call.
10827 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10828 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10829 (do_store_flag): Likewise.
10830 * fixed-value.h (struct fixed_value): Change mode to enum
10832 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10833 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10835 (insert_insn_decl, insert_decl, insert_state): Likewise.
10836 (automata_list_finish): Likewise.
10837 * genrecog.c (process_define_predicate): Add cast to enum type.
10838 * gensupport.c (init_predicate_table): Add cast to enum type.
10839 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10841 (gimple_build_call_1, gimple_build_label): Likewise.
10842 (gimple_build_goto, gimple_build_asm_1): Likewise.
10843 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10844 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10845 (enum fallback): Rename from enum fallback_t.
10846 (fallback_t): Typedef as int.
10847 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10848 GSI_SAME_STMT in function call.
10849 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10851 (setup_reg_class_relations): Likewise.
10852 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10853 (setup_prohibited_class_mode_regs): Add cast to enum type.
10854 (setup_prohibited_mode_move_regs): Likewise.
10855 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10856 (record_address_regs): Change i to enum reg_class.
10857 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10858 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10859 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10860 (GET_MODE_2XWIDER_MODE): Likewise.
10861 (GET_CLASS_NARROWEST_MODE): Likewise.
10862 * omp-low.c (expand_omp_for): Add cast to enum type.
10863 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10864 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10865 * postreload.c (reload_cse_simplify_operands): Change rclass local
10867 * predict.c (combine_predictions_for_insn): Change best_predictor
10868 and predictor to enum br_predictor.
10869 (combine_predictions_for_bb): Likewise.
10870 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10871 use SET_PREDICT_EXPR_OUTCOME.
10872 * real.c (real_arithmetic): Change icode to code in function call.
10873 * reginfo.c (init_move_cost): Add casts to enum type.
10874 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10875 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10877 * reload.c (find_valid_class): Add casts to enum type.
10878 (push_reload): Change 0 to NO_REGS in function call.
10879 (find_reloads): Change this_alternative to array of enum
10880 reg_class. Remove some now-unnecessary casts.
10881 (make_memloc): Change 0 to VOIDmode in function call.
10882 * reload1.c (reload): Change 0 to VOIDmode in function call.
10883 (eliminate_regs_1, elimination_effects): Likewise.
10884 (eliminate_regs_in_insn): Likewise.
10885 (emit_input_reload_insns): Add cast to enum type.
10886 (delete_output_reload): Change 0 to VOIDmode in function call.
10887 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10888 to enum type in function call.
10889 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10890 (SET_PREDICT_EXPR_OUTCOME): Define.
10891 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10892 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10893 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10894 (dump_function): Likewise.
10895 * tree-dump.h: Update declarations.
10896 * tree-pass.h: Update declarations.
10897 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10898 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10900 (arm_rtx_costs_1): Correct parenthesization.
10901 (arm_rtx_costs): Add casts to enum type.
10902 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10903 (vfp_emit_fstmd): Use add_rg_note.
10904 (emit_multi_reg_push, emit_sfm): Likewise.
10905 (thumb_set_frame_pointer): Likewise.
10906 (arm_expand_prologue): Likewise.
10907 (arm_regno_class): Change return type to enum reg_class.
10908 (thumb1_expand_prologue): Use add_reg_note.
10909 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10910 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10912 * config/arm/gentune.sh: Add cast to enum type.
10913 * config/arm/arm-tune.md: Rebuild.
10914 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10915 (ix86_split_fp_branch, predict_jump): Likewise.
10916 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10917 insn_code to enum rtx_code.
10918 (ix86_builtin_vectorized_function): Add cast to enum type.
10919 * config/i386/i386.md (truncdfsf2): Change slot to enum
10921 (truncxf<mode>2, isinf<mode>2): Likewise.
10922 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10924 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10925 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10926 (insert_bundle_state): Change 1 to INSERT in function call.
10927 (ia64_add_bundle_selector_before): Likewise.
10928 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10929 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10930 (restore_stack_nonlocal): Likewise.
10931 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10933 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10935 (mips_rtx_costs): Likewise.
10936 (mips_override_options): Add casts to enum type.
10937 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10939 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10940 (store_reg, set_reg_plus_d): Likewise.
10941 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10942 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10944 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10946 (emit_unlikely_jump): Use add_reg_note.
10947 (rs6000_emit_allocate_stack): Likewise.
10948 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10949 (output_toc): Change 1 to INSERT in function call.
10950 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10951 (rs6000_initialize_trampoline): Likewise.
10952 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10954 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10955 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10956 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10957 (save_gprs): Use add_reg_note.
10958 (s390_emit_prologue): Likewise.
10959 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10960 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10961 (sparc_fold_builtin): Add cast to enum type.
10962 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10964 (spu_expand_prologue): Use add_reg_note.
10965 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10967 2009-04-20 Ian Lance Taylor <iant@google.com>
10969 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10970 (c_parser_postfix_expression_after_primary): Get VEC for list of
10971 arguments. Get original types of arguments. Call
10972 build_function_call_vec.
10973 (cached_expr_list_1, cached_expr_list_2): New static variables.
10974 (c_parser_expr_list): Change return type to VEC *. Add
10975 p_orig_types parameter. Change all callers.
10976 (c_parser_release_expr): New static function.
10977 (c_parser_vec_to_tree_list): New static function.
10978 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10979 call build_function_call_vec.
10980 (build_function_call_vec): New function, based on old
10981 build_function_call.
10982 (convert_arguments): Remove nargs and argarray parameters. Change
10983 values to a VEC. Add origtypes parameter.
10984 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10985 (convert_for_assignment): Add origtype parameter. Change all
10986 callers. If warn_cxx_compat, check for conversion to an enum
10987 type when calling a function.
10988 (store_init_value): Add origtype parameter. Change all callers.
10989 (digest_init): Likewise.
10990 (struct init_node): Add origtype field.
10991 (add_pending_init): Add origtype parameter. Change all callers.
10992 (output_init_element): Likewise.
10993 (output_pending_init_elements): Pass origtype from init_node to
10994 output_init_element.
10995 (process_init_element): Pass origtype from c_expr to
10996 output_init_element.
10997 (c_finish_return): Add origtype parameter. Change all callers.
10998 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11000 (sync_resolve_params): Likewise.
11001 (sync_resolve_return): Change params to first_param. Change caller.
11002 (resolve_overloaded_builtins): Change params to VEC *. Change
11003 callers. Save first parameter around call to build_function_call_vec.
11004 * c-decl.c (finish_decl): Add origtype parameter. Change all
11005 callers. Call build_function_call_vec rather than
11006 build_function_call for cleanup.
11007 * c-tree.h: Update declarations.
11008 * c-common.h: Update declarations.
11009 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11010 params to first_param.
11011 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11012 params parameter from tree to void *.
11013 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11014 Change arglist parameter to have type void *, and to be a pointer
11016 * config/rs6000/rs6000-protos.h
11017 (altivec_resolve_overloaded_builtin): Update declaration.
11018 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11019 fnargs parameter to have type void *, and to be a pointer to a
11020 VEC. Call build_function_call_vec instead of
11021 build_function_call.
11022 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11024 2009-04-20 Joey Ye <joey.ye@intel.com>
11025 Xuepeng Guo <xuepeng.guo@intel.com>
11026 H.J. Lu <hongjiu.lu@intel.com>
11028 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11030 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11031 (IX86_LEA_PRIORITY): Likewise.
11032 (distance_non_agu_define): New function.
11033 (distance_agu_use): Likewise.
11034 (ix86_lea_for_add_ok): Likewise.
11035 (ix86_dep_by_shift_count): Likewise.
11037 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11038 should split for LEA.
11040 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11042 (ix86_dep_by_shift_count): Likewise.
11044 2009-04-20 Richard Guenther <rguenther@suse.de>
11046 * expr.c (handled_component_p): Move ...
11047 * tree.h (handled_component_p): ... here.
11048 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11049 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11050 and REALPART_EXPR to be in one group.
11052 2009-04-20 Richard Guenther <rguenther@suse.de>
11054 * basic-block.h (get_all_dominated_blocks): Declare.
11055 * dominance.c (get_all_dominated_blocks): New function.
11056 * tree-cfg.c (get_all_dominated_blocks): Remove.
11057 (remove_edge_and_dominated_blocks): Adjust.
11058 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11059 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11060 instead of recursing.
11062 2009-04-20 Doug Kwan <dougkwan@google.com>
11064 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11065 (struct cgraph_node_set_def): New type.
11066 (cgraph_node_set) New type. Also declare vector functions.
11067 (struct cgraph_node_set_element_def): New type.
11068 (cgraph_node_set_element): Ditto.
11069 (cgraph_node_set_iterator): New iterator type.
11070 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11071 cgraph_node_set_remove, dump_cgraph_node_set,
11072 debug_cgraph_node_set): New prototypes.
11073 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11074 cgraph_node_set_size): New inlines.
11075 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11076 including cgraph.h.
11077 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11078 argument to function 'write_summary'.
11079 * ipa.c: Include ggc.h.
11080 (hash_cgraph_node_set_element,
11081 eq_cgraph_node_set_element, cgraph_node_set_new,
11082 cgraph_node_set_add, cgraph_node_set_remove,
11083 cgraph_node_set_find, dump_cgraph_node_set,
11084 debug_cgraph_node_set): New functions.
11085 * Makefile.in (ipa.o): Add dependency on GGC_H.
11087 2009-04-20 Ira Rosen <irar@il.ibm.com>
11089 PR tree-optimization/39675
11090 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11091 check of the return code of vect_schedule_slp. Check that
11092 stmt_vec_info still exists for the statement, before checking its
11093 vectorization type.
11095 2009-04-20 Michael Matz <matz@suse.de>
11097 * Makefile.in (generated_files): Take out $(simple_generated_c).
11099 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11101 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11102 (UINTPTR_TYPE): Likewise.
11104 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11107 * c-typeck.c (digest_init): Check for initializing an array with a
11110 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11113 * c-semantics.c (pop_stmt_list): Propagate
11114 STATEMENT_LIST_HAS_LABEL to parent statement list.
11116 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11118 * config/mips/mips.h (mips_tune_attr): New macro.
11119 * config/mips/mips.md (cpu): Use it.
11121 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11124 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11127 2009-04-19 Diego Novillo <dnovillo@google.com>
11129 * toplev.c (compile_file): Move call to coverage_finish ...
11130 * cgraphunit.c (ipa_passes): ... here.
11131 Call cgraph_process_new_functions.
11132 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11133 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11135 2009-04-19 Jan Hubicka <jh@suse.cz>
11137 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11139 (dump_cgraph_node): Dump can throw external flag.
11140 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11142 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11146 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11147 * common.opt (Wlogical-op): Move from here...
11148 * c.opt (Wlogical-op): ... to here.
11149 * c-typeck.c (parser_build_binary_op): Update call to
11150 warn_logical_operator.
11151 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11153 * c-common.c (warn_logical_op): Update.
11154 * c-common.h (warn_logical_op): Update declaration.
11156 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11158 * tree.c (protected_set_expr_location): Fix formatting.
11160 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11163 * c-typeck.c (readonly_warning): new.
11164 (build_unary_op, build_modify_expr): Use readonly_warning for
11165 storing into something readonly but not const-qualified.
11167 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11170 * c-typeck.c (build_unary_op): Check for taking address of
11171 expression of type void.
11173 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11176 * c-typeck.c (build_function_call): Check for calling a function
11177 with qualified void return types. Call require_complete_type when
11180 2009-04-18 Jan Hubicka <jh@suse.cz>
11182 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11184 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11185 can_throw_external flag.
11186 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11187 * ipa-pure-const.c (ignore_edge): New function.
11188 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11189 only over can_throw_external edges.
11190 (local_pure_const): Add nothrow flag.
11191 * ipa-utils.c (searchc): Add ignore_edge callback.
11192 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11193 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11194 (set_nothrow_function_flags): Update cgraph.
11195 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11197 2009-04-18 Richard Guenther <rguenther@suse.de>
11199 PR middle-end/39804
11200 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11201 (fold_stmt): ... this and ...
11202 (fold_stmt_inplace): ... this.
11203 (fold_stmt_1): Fold references in calls and asms.
11204 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11206 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11208 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11209 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11211 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11213 * tree.c (function_args_count): Remove.
11214 * tree.h: Remove the prototype for function_args_count.
11216 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11218 * tree-iterator.c (expr_only): Remove.
11219 * tree.h: Remove the prototype for expr_only.
11221 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11223 * reginfo.c (cannot_change_mode_set_regs): Remove.
11224 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11226 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11228 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11229 whether operands 0 and 1 overlaps.
11231 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11233 PR middle-end/36902
11234 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11235 pointer. Use warning_at instead of warning.
11236 (search_for_addr_array): Likewise.
11237 (check_array_bounds): Likewise.
11238 (check_all_array_refs): Check that the incoming edge is not in the
11239 list of edges to be removed.
11240 (check_all_array_refs): Avoid the temporal pointer.
11241 (vrp_visit_cond_stmt): Fix typo.
11242 (simplify_switch_using_ranges): Handle the case where the switch
11243 index is an integer constant.
11245 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11247 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11249 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11251 * doc/extend.texi, doc/invoke.texi: Fix typos.
11253 2009-04-17 Cary Coutant <ccoutant@google.com>
11255 * tree-flow-inline.h (get_lineno): Fix inverted test.
11257 2009-04-17 Diego Novillo <dnovillo@google.com>
11259 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11260 assertion for AVAIL_OUT.
11262 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11265 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11266 * config/sh/linux-atomic.asm: Likewise.
11268 2009-04-17 Diego Novillo <dnovillo@google.com>
11270 * except.c (debug_eh_tree): New.
11271 (struct eh_region, struct eh_status): Move ...
11272 * except.h: ... here.
11273 (add_type_for_runtime): Declare extern.
11274 (lookup_type_for_runtime): Likewise.
11275 (debug_eh_tree): Declare.
11276 * Makefile.in (GTFILES): List except.h before except.c
11278 2009-04-17 Diego Novillo <dnovillo@google.com>
11280 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11281 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11282 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11283 (find_vars_r): ... here.
11284 * tree-flow.h (find_referenced_vars_in): Declare.
11285 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11286 that AVAIL_OUT exists for BLOCK.
11287 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11288 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11289 (tree-parloops.o): Likewise.
11291 2009-04-17 Simon Baldwin <simonb@google.com>
11293 * toplev.c (default_tree_printer): Add handling for %E format.
11295 2009-04-17 Diego Novillo <dnovillo@google.com>
11297 * tree-pretty-print.c (dump_generic_node): Add break after
11298 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11299 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11300 FUNCTION_TYPE together. Call print_struct_decl when printing
11301 structures and TDF_SLIM is not given.
11302 (print_struct_decl): Fix logic for detecting recursion.
11304 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11307 * gcc.c (create_at_file): New.
11308 (compile_input_file_p): New.
11309 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11310 * main.c (main): Update call to toplev_main.
11311 * toplev.c (toplev_main): Change signature. Call expandargv.
11312 * toplev.h (toplev_main): Change signature.
11314 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11316 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11317 if the latter is not constant.
11319 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11321 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11323 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11325 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11326 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11328 2009-04-17 Richard Guenther <rguenther@suse.de>
11330 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11331 Handle component references view-converting an invariant address.
11333 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11335 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11336 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11337 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11338 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11339 Use @deftypevr rather than @deftypevar.
11341 2009-04-17 Richard Guenther <rguenther@suse.de>
11343 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11344 (get_prop_source_stmt): Likewise.
11345 (can_propagate_from): Likewise.
11347 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11349 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11350 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11351 (--with-multilib-list): Add default value.
11352 * configure: Regenerate.
11353 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11354 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11355 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11356 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11357 Don't add default cpu to multilib list unnecessarily, but do enable
11358 the relevant compiler option..
11359 Add support for --with-multilib-list=<blank> and
11360 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11361 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11362 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11363 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11364 TM_MULTILIB_CONFIG.
11365 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11366 (MULTILIB_OSDIRNAMES): New variable.
11367 * config/sh/t-1e: Delete file.
11368 * config/sh/t-mlib-sh1: Delete file.
11369 * config/sh/t-mlib-sh2: Delete file.
11370 * config/sh/t-mlib-sh2a: Delete file.
11371 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11372 * config/sh/t-mlib-sh2a-single: Delete file.
11373 * config/sh/t-mlib-sh2a-single-only: Delete file.
11374 * config/sh/t-mlib-sh2e: Delete file.
11375 * config/sh/t-mlib-sh3e: Delete file.
11376 * config/sh/t-mlib-sh4: Delete file.
11377 * config/sh/t-mlib-sh4-nofpu: Delete file.
11378 * config/sh/t-mlib-sh4-single: Delete file.
11379 * config/sh/t-mlib-sh4-single-only: Delete file.
11380 * config/sh/t-mlib-sh4a: Delete file.
11381 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11382 * config/sh/t-mlib-sh4a-single: Delete file.
11383 * config/sh/t-mlib-sh4a-single-only: Delete file.
11384 * config/sh/t-mlib-sh4al: Delete file.
11385 * config/sh/t-mlib-sh5-32media: Delete file.
11386 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11387 * config/sh/t-mlib-sh5-64media: Delete file.
11388 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11389 * config/sh/t-mlib-sh5-compact: Delete file.
11390 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11391 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11392 * doc/install.texi (Options specification): Add
11393 --with-multilib-list and --with-endian.
11395 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11397 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11399 (OBJS-common): Add plugin-version.o.
11400 (plugin-version.o): New.
11401 * gcc-plugin.h (plugin_gcc_version): New.
11402 (plugin_default_version_check): New.
11403 (plugin_init_func, plugin_init): Add version argument.
11404 * plugin-version.c: New.
11405 * plugin.c (str_plugin_gcc_version_name): New.
11406 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11407 pass it to the init function.
11408 (plugin_default_version_check): New.
11410 2009-04-17 Richard Guenther <rguenther@suse.de>
11412 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11413 for decl-vs-decl disambiguation.
11415 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11417 * config/s390/s390.h (s390_tune_attr): New macro definition.
11418 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11420 2009-04-17 Richard Guenther <rguenther@suse.de>
11422 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11423 (fold_stmt_r): Likewise.
11424 (maybe_fold_reference): New function.
11425 (fold_gimple_assign): Handle cases fold_stmt_r did.
11426 (fold_stmt): Do not use fold_stmt_r.
11427 (fold_stmt_inplace): Likewise.
11429 2009-04-17 Richard Guenther <rguenther@suse.de>
11431 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11432 (record_equivalences_from_stmt): Remove useless checks and
11434 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11435 the type is already suitable.
11437 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11439 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11441 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11443 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11444 (CMPtype): Define as __gcc_CMPtype.
11446 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11448 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11449 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11451 2009-04-17 Richard Guenther <rguenther@suse.de>
11453 PR tree-optimization/39746
11454 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11455 special-casing for builtins and static variable use/def.
11456 (call_may_clobber_ref_p_1): Likewise.
11458 2009-04-16 Ian Lance Taylor <iant@google.com>
11460 * df.h: Include "timevar.h".
11461 (struct df_problem): Change tv_id field to timevar_id_t.
11462 * tree-pass.h: Include "timevar.h".
11463 (struct opt_pass): Change tv_id field to timevar_id_t.
11464 * timevar.h (timevar_id_t): Define TV_NONE.
11465 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11466 TV_NONE rather than tv_id != 0.
11467 (execute_one_pass): Likewise.
11468 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11469 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11470 dependencies to $(TREE_PASS_H).
11471 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11473 (pass_branch_target_load_optimize2): Likewise.
11474 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11475 (pass_outof_cfg_layout_mode): Likewise.
11476 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11477 (pass_rebuild_cgraph_edges): Likewise.
11478 (pass_remove_cgraph_callee_edges): Likewise.
11479 * df-core.c (pass_df_initialize_opt): Likewise.
11480 (pass_df_initialize_no_opt): Likewise.
11481 (pass_df_finish): Likewise.
11482 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11483 * except.c (pass_set_nothrow_function_flags): Likewise.
11484 (pass_convert_to_eh_region_ranges): Likewise.
11485 * final.c (pass_compute_alignments): Likewise.
11486 * function.c (pass_instantiate_virtual_regs): Likewise.
11487 (pass_init_function): Likewise.
11488 (pass_leaf_regs): Likewise.
11489 (pass_match_asm_constraints): Likewise.
11490 * gimple-low.c (pass_lower_cf): Likewise.
11491 (pass_mark_used_blocks): Likewise.
11492 * init-regs.c (pass_initialize_regs): Likewise.
11493 * integrate.c (pass_initial_value_sets): Likewise.
11494 * ira.c (pass_ira): Likewise.
11495 * jump.c (pass_cleanup_barriers): Likewise.
11496 * omp-low.c (pass_expand_omp): Likewise.
11497 (pass_lower_omp): Likewise.
11498 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11499 * recog.c (pass_split_all_insns): Likewise.
11500 (pass_split_after_reload): Likewise.
11501 (pass_split_before_regstack): Likewise.
11502 (pass_split_before_sched2): Likewise.
11503 (pass_split_for_shorten_branches): Likewise.
11504 * reginfo.c (pass_reginfo_init): Likewise.
11505 (pass_subregs_of_mode_init): Likewise.
11506 (pass_subregs_of_mode_finish): Likewise.
11507 * passes.c (pass_postreload): Likewise.
11508 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11509 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11510 (pass_warn_function_return): Likewise.
11511 (pass_warn_function_noreturn): Likewise.
11512 * tree-complex.c (pass_lower_complex): Likewise.
11513 (pass_lower_complex_O0): Likewise.
11514 * tree-if-conv.c (pass_if_conversion): Likewise.
11515 * tree-into-ssa.c (pass_build_ssa): Likewise.
11516 * tree-mudflap.c (pass_mudflap_1): Likewise.
11517 (pass_mudflap_2): Likewise.
11518 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11519 (pass_mudflap_2): Likewise.
11520 * tree-nrv.c (pass_return_slot): Likewise.
11521 * tree-object-size.c (pass_object_sizes): Likewise.
11522 * tree-optimize.c (pass_all_optimizations): Likewise.
11523 (pass_early_local_passes): Likewise.
11524 (pass_all_early_optimizations): Likewise.
11525 (pass_cleanup_cfg): Likewise.
11526 (pass_cleanup_cfg_post_optimizing): Likewise.
11527 (pass_free_datastructures): Likewise.
11528 (pass_free_cfg_annotations): Likewise.
11529 (pass_fixup_cfg): Likewise.
11530 (pass_init_datastructures): Likewise.
11531 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11532 (pass_late_warn_uninitialized): Likewise.
11533 (pass_update_address_taken): Likewise.
11534 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11535 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11536 (pass_cse_sincos): Likewise.
11537 (pass_convert_to_rsqrt): Likewise.
11538 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11539 * tree-stdarg.c (pass_stdarg): Likewise.
11540 * tree-tailcall.c (pass_tail_recursion): Likewise.
11541 (pass_tail_calls): Likewise.
11542 * tree-vect-generic.c (pass_lower_vector): Likewise.
11543 (pass_lower_vector_ssa): Likewise.
11544 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11546 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11548 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11550 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11552 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11553 logical and signext.
11555 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11558 * config/sh/predicates.md (arith_operand): Check if the operand
11559 of TRUNCATE is a REG.
11561 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11563 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11564 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11566 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11568 * tree-iterator.c (tsi_split_statement_list_after,
11569 tsi_split_statement_list_before): Remove.
11570 * tree-iterator.h: Remove the prototypes for
11571 tsi_split_statement_list_after and tsi_split_statement_list_before.
11573 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11575 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11576 * tree-ssa-propagate.h: Remove the prototype for
11577 stmt_makes_single_load.
11579 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11581 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11582 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11584 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11586 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11588 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11590 * except.c (eh_region_outer_p): Remove.
11591 * except.h: Remove the prototype for eh_region_outer_p.
11593 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11595 * function.c (current_function_assembler_name): Remove.
11596 * function.h: Remove the prototype for
11597 current_function_assembler_name.
11599 2009-04-16 Ian Lance Taylor <iant@google.com>
11601 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11602 (add_reg_note): Call alloc_reg_note.
11603 * rtl.h (alloc_reg_note): Declare.
11604 * combine.c (try_combine): Use alloc_reg_note.
11605 (recog_for_combine, move_deaths): Likewise.
11606 (distribute_notes): Use alloc_reg_note and add_reg_note.
11607 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11608 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11609 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11611 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11613 PR rtl-optimization/39762
11614 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11615 ira_may_move_out_cost): Add comments about way of their usage.
11616 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11618 * ira-conflicts.c (process_regs_for_copy): Use function
11619 ira_get_register_move_cost instead of global
11620 ira_register_move_cost.
11622 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11623 color_pass, move_spill_restore, update_curr_costs): Ditto.
11625 * ira-lives.c (process_single_reg_class_operands): Ditto.
11627 * ira-emit.c (emit_move_list): Ditto.
11629 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11630 (record_reg_classes): Ditto. Use functions
11631 ira_get_register_move_cost and ira_get_may_move_cost instead of
11632 global vars ira_register_move_cost, ira_may_move_out_cost and
11633 ira_may_move_in_cost.
11634 (record_address_regs): Don't call ira_init_register_move_cost.
11635 Use function ira_get_may_move_cost instead of global
11636 ira_may_move_in_cost.
11637 (process_bb_node_for_hard_reg_moves): Use function
11638 ira_get_register_move_cost instead of global ira_register_move_cost.
11639 (ira_costs): Don't call ira_init_register_move_cost.
11641 2009-04-16 Richard Guenther <rguenther@suse.de>
11643 * tree-cfg.c (verify_gimple_assign_binary):
11644 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11645 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11646 (create_general_new_stmt): Note that this function is broken.
11648 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11650 * common.opt (fhelp): Add Var(help_flag).
11651 * gcc-plugin.h (plugin_info): Add help.
11652 * plugin.c (plugin_name_args): Add help.
11653 (register_plugin_info): Set plugin->help.
11654 (print_help_one_plugin): New.
11655 (print_plugins_help): New.
11656 * plugin.h (print_plugins_help): New.
11657 * toplev.c (toplev_main): Call print_plugins_help if needed.
11659 2009-04-16 Richard Guenther <rguenther@suse.de>
11661 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11662 (gimple_ior_addresses_taken_1): New function.
11663 (gimple_ior_addresses_taken): Likewise.
11664 * gimple.h (struct gimple_statement_with_ops_base): Remove
11665 addresses_taken member.
11666 (gimple_ior_addresses_taken): Declare.
11667 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11668 gimple_set_addresses_taken): Remove.
11669 * ipa-reference.c (mark_address): New function.
11670 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11671 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11672 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11673 (gimple_add_to_addresses_taken): Remove.
11674 (get_tmr_operands): Call mark_address_taken.
11675 (get_asm_expr_operands): Likewise.
11676 (get_expr_operands): Likewise.
11677 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11678 (free_stmt_operands): Do not free it.
11679 * tree-ssa.c (delete_tree_ssa): Likewise.
11680 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11682 2009-04-16 Richard Guenther <rguenther@suse.de>
11684 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11685 (walk_stmt_load_store_ops): Likewise.
11686 * gimple.c (get_base_loadstore): New function.
11687 (walk_stmt_load_store_addr_ops): Likewise.
11688 (walk_stmt_load_store_ops): Likewise.
11689 * ipa-pure-const.c (check_op): Simplify.
11690 (check_load, check_store): New functions.
11691 (check_stmt): Use walk_stmt_load_store_ops.
11692 * ipa-reference.c (mark_load): Adjust signature.
11693 (mark_store): Likewise.
11694 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11696 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11698 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11699 (plugin_info): New.
11700 * opts.c (common_handle_option): Don't call print_version.
11701 * plugin.c (plugin_name_args): Add version.
11702 (register_plugin_info): New.
11703 (register_callback): Handle PLUGIN_INFO.
11704 (try_init_one_plugin): New.
11705 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11707 (finalize_one_plugin): New.
11708 (finalize_plugins): New.
11709 (print_one_plugin): New.
11710 (print_plugins_versions): New.
11711 * plugin.h (print_plugins_versions): New.
11712 (finalize_plugins): New.
11713 * toplev.c (compile_file): Don't call initialize_plugins.
11714 (print_version): Call print_plugins_versions.
11715 (toplev_main): Call initialize_plugins. Print version if needed.
11716 Call finalize_plugins.
11718 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11720 * common.opt (fversion): New.
11721 * gcc.c (print_version): New.
11722 (process_command): Don't print the version. Just set print_version.
11723 (main): Print version. Call subprocesses if print_version and
11724 verbose_flag are set.
11725 * opts.c (common_handle_option): Handle OPT_fversion.
11727 2009-04-16 Richard Guenther <rguenther@suse.de>
11728 Ira Rosen <irar@il.ibm.com>
11730 PR tree-optimization/39698
11731 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11732 type of the reduction variable. Only generate the def if
11735 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11736 make sure to first convert to an integer of the same precision.
11737 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11738 the type of the evolution correctly in computing the new
11739 induction variable base.
11741 2009-04-16 Richard Guenther <rguenther@suse.de>
11743 PR middle-end/39625
11744 * tree-cfg.c (make_blocks): Split statements with to-be
11745 abnormal SSA names on the lhs.
11747 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11749 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11750 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11751 * c-typeck.c (really_start_incremental_init): Likewise.
11752 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11753 (TARGET_INITIALIZER): Remove it.
11754 * target.h (struct target): Remove vector_opaque_p.
11755 * tree.c (build_opaque_vector_type): New.
11756 * tree.h (TYPE_VECTOR_OPAQUE): New.
11757 (build_opaque_vector_type): Declare.
11758 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11759 * config/rs6000/rs6000.c (build_opaque_vector_type,
11760 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11761 (rs6000_init_builtins): Use build_opaque_vector_type for
11762 opaque_V4SI_type_node.
11764 2009-04-15 Catherine Moore <clm@codesourcery.com>
11766 * debug.h (set_name): Declare.
11767 * dwarf2out.c (dwarf2out_set_name): Declare.
11768 (dwarf2_debug_hooks): Add set_name.
11769 (find_AT_string): New.
11770 (add_AT_string): Call find_AT_string.
11771 (dwarf2out_set_name): New.
11772 * cp/decl.c (grokdeclarator): Call set_name.
11773 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11774 * debug.c (do_nothing_debug_hooks): Likewise.
11775 * dbxout.c (dbx_debug_hooks): Likewise.
11776 * sdbout.c (sdb_debug_hooks): Likewise.
11778 2009-04-15 Michael Eager <eager@eagercon.com>
11780 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11781 reg for single-precision FPU.
11782 * config/rs6000/rs6000.md (movsi_internal1): Only for
11783 !TARGET_SINGLE_FPU.
11784 (movsi_internal1_single): New. Add pattern to move SI values to/from
11785 single-precision FP regs.
11787 2009-04-15 Richard Guenther <rguenther@suse.de>
11789 * omp-low.c (lower_rec_input_clauses): Build correct address
11791 (expand_omp_for_generic): Fix multiplication type.
11792 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11793 (generate_memset_zero): Fix types.
11794 * tree-profile.c (prepare_instrumented_value): Correctly
11797 2009-04-15 Ian Lance Taylor <iant@google.com>
11799 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11800 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11801 for -Wall and for -Wc++-compat.
11802 (c_common_post_options): For C++, set warn_enum_compare if not
11804 * c-tree.h (struct c_expr): Add field original_type.
11805 (build_external_ref): Update declaration.
11806 * c-parser.c (c_parser_braced_init): Set original_type.
11807 (c_parser_initelt): Likewise.
11808 (c_parser_expr_no_commas): Likewise.
11809 (c_parser_conditional_expression): Likewise.
11810 (c_parser_cast_expression): Likewise.
11811 (c_parser_unary_expression): Likewise. Pull setting of
11812 original_code to top of function.
11813 (c_parser_sizeof_expression): Set original_type.
11814 (c_parser_alignof_expression): Likewise.
11815 (c_parser_postfix_expression): Likewise. Pull setting of
11816 original_code to top of function.
11817 (c_parser_postfix_expression_after_paren_type): Set original_type.
11818 (c_parser_postfix_expression_after_primary): Likewise.
11819 (c_parser_expression): Likewise.
11820 * c-typeck.c (build_external_ref): Add type parameter. Change all
11822 (c_expr_sizeof_expr): Set original_type field.
11823 (parser_build_unary_op): Likewise.
11824 (parser_build_binary_op): Likewise. Optionally warn about
11825 comparisons of enums of different types.
11826 (digest_init): Set original_type field.
11827 (really_start_incremental_init): Likewise.
11828 (push_init_level, pop_init_level): Likewise.
11829 * doc/invoke.texi (Warning Options): -Wenum-compare now
11832 2009-04-15 Richard Guenther <rguenther@suse.de>
11834 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11835 out a necessary conversion.
11836 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11837 names we didn't value number.
11838 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11840 2009-04-15 Richard Guenther <rguenther@suse.de>
11842 PR tree-optimization/39764
11843 * tree-ssa-ccp.c (get_value): Canonicalize value with
11844 canonicalize_float_value.
11846 2009-04-15 Jan Hubicka <jh@suse.cz>
11848 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11849 Wrong version of patch.
11851 2009-04-15 Jan Hubicka <jh@suse.cz>
11853 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11855 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11857 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11858 our distinct integral and vector types.
11860 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11862 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11863 * init.c (build_vtbl_address): Remove call to assemble_external.
11865 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11867 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11868 output for other floating point modes.
11870 2009-04-14 Diego Novillo <dnovillo@google.com>
11872 * diagnostic.c (diagnostic_report_diagnostic): Do not
11873 warn about loaded plugins for DK_ERROR and DK_WARNING.
11874 * c-decl.c (declspecs_add_type): Move call to
11875 invoke_plugin_callbacks ...
11876 * c-parser.c (c_parser_declspecs): ... here.
11877 * plugin.c (dump_active_plugins): Tidy output.
11879 2009-04-14 Diego Novillo <dnovillo@google.com>
11880 Le-Chun Wu <lcwu@google.com>
11882 * configure.ac: Add --enable-plugin support.
11883 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11884 * Makefile.in (PLUGIN_H): Define.
11885 Export ENABLE_PLUGIN and GMPINC to site.exp.
11886 Add PLUGINLIBS to link command.
11887 Add/modify dependencies for plugin.o and files including plugin.h.
11889 * config.in: Regenerate.
11891 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11894 2009-04-14 Le-Chun Wu <lcwu@google.com>
11896 * tree-pass.h (register_one_dump_file): Add a prototype for
11897 register_one_dump_file.
11898 * toplev.c (compile_file): Call initialize_plugins.
11899 (do_compile): Call invoke_plugin_callbacks.
11900 (toplev_main): Call invoke_plugin_callbacks.
11901 * common.opt: Add -fplugin= and -fplugin-arg-.
11902 * gcc-plugin.h: New public header file for plugins to include.
11903 * plugin.c: New source file.
11904 * plugin.h: New internal header file.
11905 * passes.c (register_one_dump_file): Make it external.
11907 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11909 2009-04-14 Diego Novillo <dnovillo@google.com>
11911 * doc/plugins.texi: New.
11912 * doc/gccint.texi: Add reference to Plugins chapter.
11913 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11914 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11915 loaded plugins, if any.
11916 * timevar.def (TV_PLUGIN_INIT): Define.
11917 (TV_PLUGIN_RUN): Define.
11918 * plugin.c: Include timevar.h
11919 (plugins_active_p): New.
11920 (dump_active_plugins): New.
11921 (debug_active_plugins): New.
11923 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11925 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11927 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11929 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11931 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11932 the same as a minus without a shift.
11934 2009-04-14 Nick Clifton <nickc@redhat.com>
11936 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11937 comparisons with small integers will always produce a short
11940 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11943 2008-12-19 Diego Novillo <dnovillo@google.com>
11945 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11947 2009-04-14 Richard Guenther <rguenther@suse.de>
11949 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11951 (verify_gimple_assign_binary): Likewise. Handle shifts and
11953 (verify_gimple_phi): Print the mismatched argument position.
11954 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11956 (vect_update_init_of_dr): Likewise.
11957 * matrix-reorg.c (transform_access_sites): Do what the
11959 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11961 2009-04-13 Michael Eager <eager@eagercon.com>
11963 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11964 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11965 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11966 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11967 remove duplicate config
11969 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11971 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11972 file_name:line_number type locator of the call site.
11974 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11976 * genautomata.c: Put blank after comma.
11977 (automaton_decls): New.
11978 (struct unit_usage): Add comments to member next.
11979 (store_alt_unit_usage): Keep the list ordered.
11980 (unit_present_on_list_p, equal_alternatives_p): New.
11981 (check_regexp_units_distribution): Check units distribution
11982 correctness correctly.
11983 (main): Don't write automata if error is found. Return correct
11986 * config/m68k/cf.md (cfv4_ds): Remove.
11987 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11988 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11990 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11991 power4-load-ext, power4-store, power4-store-update,
11992 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11993 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11994 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11995 power4-sqrt, power4-isync): Modify reservation to make correct
11996 unit distribution to automata.
11998 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11999 power5-store-update, power5-two, power5-three, power5-lmul,
12000 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12002 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12004 * except.c (pass_set_nothrow_function_flags): Set name and add
12006 (set_nothrow_function_flags): Mention in the dump file when
12007 changing a function to nothrow.
12009 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12012 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12013 instead of unsigned long.
12015 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12017 * config/arm/arm.c (return_used_this_function): Remove.
12018 (arm_output_function_prologue): Remove use of
12019 return_used_this_function.
12020 (output_return_instruction): Replace use of
12021 return_used_this_function
12022 by cfun->machine->return_used_this_function.
12023 (arm_output_epilogue): Likewise.
12024 (arm_output_function_epilogue): Likewise.
12025 (thumb_unexpanded_epilogue): Likewise.
12026 * config/arm/arm.h (struct machine_function):
12027 New member return_used_this_function.
12029 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12031 * doc/install.texi: Correct description of default directory for
12032 --with-gxx-include-dir.
12034 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12036 * fold-const.c (build_range_check): Properly deal with enumeral and
12037 boolean base types.
12039 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12041 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12042 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12043 * params.h (MAX_GCSE_PASSES): Remove.
12044 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12045 in sequence. Remove ability to run multiple passes.
12046 (bypass_jumps): Report run as third CPROP pass.
12048 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12050 PR middle-end/39651
12051 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12052 when deciding whether the whole SEQUENCE can throw.
12054 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12057 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12058 offseted label references.
12060 2009-04-11 Jan Hubicka <jh@suse.cz>
12062 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12064 2009-04-11 Richard Guenther <rguenther@suse.de>
12066 PR middle-end/39732
12067 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12068 return variables as TREE_ADDRESSABLE.
12070 2009-04-11 Richard Guenther <rguenther@suse.de>
12072 PR tree-optimization/39713
12073 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12074 reference trees have SSA_NAME operands.
12076 2009-04-11 Richard Guenther <rguenther@suse.de>
12079 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12080 address expressions.
12082 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12084 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12085 match changes in Cygwin 1.7
12086 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12087 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12089 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12091 PR tree-optimization/39701
12092 * doc/invoke.texi (Optimization Options): Document change in
12093 meaning and initialization of -fdelete-null-pointer-checks.
12095 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12097 PR middle-end/39701
12098 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12100 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12103 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12105 2009-04-10 Chao-ying Fu <fu@mips.com>
12107 * doc/tm.texi (Instruction Output): Document
12108 TARGET_ASM_FINAL_POSTSCAN_INSN.
12109 * target.h (final_postscan_insn): New field in asm_out.
12110 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12111 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12112 * final.c (final_scan_insn): Call
12113 targetm.asm_out.final_postscan_insn after outputting
12114 an asm macro and a normal instruction.
12116 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12117 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12118 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12119 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12120 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12122 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12124 PR middle-end/39701
12125 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12126 variables as non-NULL even with -fdelete-null-pointer-checks.
12128 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12130 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12132 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12135 * config/i386/i386.c (classify_argument): Handle SCmode with
12136 (bit_offset % 64) != 0.
12138 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12140 * doc/invoke.texi (Optimize Options): Add cross-reference to
12141 -Q --help=optimizers examples.
12143 2009-04-10 Ben Elliston <bje@au.ibm.com>
12146 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12147 regalign for the reg == fpr and TDmode case.
12149 2009-04-09 David Ayers <ayers@fsfe.org>
12152 * objc/objc-act.c (warn_with_method): Remove helper function.
12153 (check_duplicates): Call warning and inform directly.
12154 (really_start_method): Likewise.
12156 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12158 * expmed.c (expand_divmod): Always use a comparison for a division
12159 by a large unsigned integer.
12161 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12162 for things others than variables or functions as nonzero.
12164 2009-04-09 Nick Clifton <nickc@redhat.com>
12166 * unwind-compat.c: Change copyright header to refer to version
12167 3 of the GNU General Public License with version 3.1 of the
12168 GCC Runtime Library Exception and to point readers at the
12169 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12170 * config/alpha/crtfastmath.c: Likewise.
12171 * config/alpha/linux-unwind.h: Likewise.
12172 * config/alpha/qrnnd.asm: Likewise.
12173 * config/alpha/vms-crt0-64.c: Likewise.
12174 * config/alpha/vms-crt0.c: Likewise.
12175 * config/alpha/vms-dwarf2.asm: Likewise.
12176 * config/alpha/vms-dwarf2eh.asm: Likewise.
12177 * config/alpha/vms-psxcrt0-64.c: Likewise.
12178 * config/alpha/vms-psxcrt0.c: Likewise.
12179 * config/alpha/vms_tramp.asm: Likewise.
12180 * config/arc/initfini.c: Likewise.
12181 * config/arc/lib1funcs.asm: Likewise.
12182 * config/arm/bpabi-v6m.S: Likewise.
12183 * config/arm/bpabi.S: Likewise.
12184 * config/arm/bpabi.c: Likewise.
12185 * config/arm/crti.asm: Likewise.
12186 * config/arm/crtn.asm: Likewise.
12187 * config/arm/ieee754-df.S: Likewise.
12188 * config/arm/ieee754-sf.S: Likewise.
12189 * config/arm/lib1funcs.asm: Likewise.
12190 * config/arm/libunwind.S: Likewise.
12191 * config/arm/linux-atomic.c: Likewise.
12192 * config/arm/mmintrin.h: Likewise.
12193 * config/arm/pr-support.c: Likewise.
12194 * config/arm/unaligned-funcs.c: Likewise.
12195 * config/arm/unwind-arm.c: Likewise.
12196 * config/arm/unwind-arm.h: Likewise.
12197 * config/avr/libgcc.S: Likewise.
12198 * config/bfin/crti.s: Likewise.
12199 * config/bfin/crtlibid.s: Likewise.
12200 * config/bfin/crtn.s: Likewise.
12201 * config/bfin/lib1funcs.asm: Likewise.
12202 * config/bfin/linux-unwind.h: Likewise.
12203 * config/cris/arit.c: Likewise.
12204 * config/cris/cris_abi_symbol.c: Likewise.
12205 * config/darwin-64.c: Likewise.
12206 * config/darwin-crt2.c: Likewise.
12207 * config/darwin-crt3.c: Likewise.
12208 * config/darwin.h: Likewise.
12209 * config/dbxelf.h: Likewise.
12210 * config/dfp-bit.c: Likewise.
12211 * config/dfp-bit.h: Likewise.
12212 * config/elfos.h: Likewise.
12213 * config/fixed-bit.c: Likewise.
12214 * config/fixed-bit.h: Likewise.
12215 * config/fp-bit.c: Likewise.
12216 * config/fp-bit.h: Likewise.
12217 * config/fr30/crti.asm: Likewise.
12218 * config/fr30/crtn.asm: Likewise.
12219 * config/fr30/lib1funcs.asm: Likewise.
12220 * config/freebsd-spec.h: Likewise.
12221 * config/frv/cmovd.c: Likewise.
12222 * config/frv/cmovh.c: Likewise.
12223 * config/frv/cmovw.c: Likewise.
12224 * config/frv/frvbegin.c: Likewise.
12225 * config/frv/frvend.c: Likewise.
12226 * config/frv/lib1funcs.asm: Likewise.
12227 * config/glibc-stdint.h: Likewise.
12228 * config/h8300/clzhi2.c: Likewise.
12229 * config/h8300/crti.asm: Likewise.
12230 * config/h8300/crtn.asm: Likewise.
12231 * config/h8300/ctzhi2.c: Likewise.
12232 * config/h8300/fixunssfsi.c: Likewise.
12233 * config/h8300/lib1funcs.asm: Likewise.
12234 * config/h8300/parityhi2.c: Likewise.
12235 * config/h8300/popcounthi2.c: Likewise.
12236 * config/i386/ammintrin.h: Likewise.
12237 * config/i386/att.h: Likewise.
12238 * config/i386/avxintrin.h: Likewise.
12239 * config/i386/biarch64.h: Likewise.
12240 * config/i386/bmmintrin.h: Likewise.
12241 * config/i386/cpuid.h: Likewise.
12242 * config/i386/cross-stdarg.h: Likewise.
12243 * config/i386/crtfastmath.c: Likewise.
12244 * config/i386/crtprec.c: Likewise.
12245 * config/i386/cygming-crtbegin.c: Likewise.
12246 * config/i386/cygming-crtend.c: Likewise.
12247 * config/i386/cygwin.asm: Likewise.
12248 * config/i386/emmintrin.h: Likewise.
12249 * config/i386/gmm_malloc.h: Likewise.
12250 * config/i386/gthr-win32.c: Likewise.
12251 * config/i386/i386.h: Likewise.
12252 * config/i386/immintrin.h: Likewise.
12253 * config/i386/linux-unwind.h: Likewise.
12254 * config/i386/linux64.h: Likewise.
12255 * config/i386/mm3dnow.h: Likewise.
12256 * config/i386/mmintrin-common.h: Likewise.
12257 * config/i386/mmintrin.h: Likewise.
12258 * config/i386/nmmintrin.h: Likewise.
12259 * config/i386/pmm_malloc.h: Likewise.
12260 * config/i386/pmmintrin.h: Likewise.
12261 * config/i386/smmintrin.h: Likewise.
12262 * config/i386/sol2-c1.asm: Likewise.
12263 * config/i386/sol2-ci.asm: Likewise.
12264 * config/i386/sol2-cn.asm: Likewise.
12265 * config/i386/sol2-gc1.asm: Likewise.
12266 * config/i386/tmmintrin.h: Likewise.
12267 * config/i386/unix.h: Likewise.
12268 * config/i386/w32-unwind.h: Likewise.
12269 * config/i386/wmmintrin.h: Likewise.
12270 * config/i386/x86-64.h: Likewise.
12271 * config/i386/x86intrin.h: Likewise.
12272 * config/i386/xmmintrin.h: Likewise.
12273 * config/ia64/crtbegin.asm: Likewise.
12274 * config/ia64/crtend.asm: Likewise.
12275 * config/ia64/crtfastmath.c: Likewise.
12276 * config/ia64/crti.asm: Likewise.
12277 * config/ia64/crtn.asm: Likewise.
12278 * config/ia64/fde-glibc.c: Likewise.
12279 * config/ia64/lib1funcs.asm: Likewise.
12280 * config/ia64/linux-unwind.h: Likewise.
12281 * config/ia64/quadlib.c: Likewise.
12282 * config/ia64/unwind-ia64.c: Likewise.
12283 * config/linux.h: Likewise.
12284 * config/m32c/m32c-lib1.S: Likewise.
12285 * config/m32c/m32c-lib2-trapv.c: Likewise.
12286 * config/m32c/m32c-lib2.c: Likewise.
12287 * config/m32r/initfini.c: Likewise.
12288 * config/m68hc11/larith.asm: Likewise.
12289 * config/m68hc11/m68hc11-crt0.S: Likewise.
12290 * config/m68k/cf.md: Likewise.
12291 * config/m68k/crti.s: Likewise.
12292 * config/m68k/crtn.s: Likewise.
12293 * config/m68k/lb1sf68.asm: Likewise.
12294 * config/m68k/linux-unwind.h: Likewise.
12295 * config/mcore/crti.asm: Likewise.
12296 * config/mcore/crtn.asm: Likewise.
12297 * config/mcore/lib1.asm: Likewise.
12298 * config/mips/linux-unwind.h: Likewise.
12299 * config/mips/loongson.h: Likewise.
12300 * config/mips/mips16.S: Likewise.
12301 * config/mmix/crti.asm: Likewise.
12302 * config/mmix/crtn.asm: Likewise.
12303 * config/pa/fptr.c: Likewise.
12304 * config/pa/hpux-unwind.h: Likewise.
12305 * config/pa/lib2funcs.asm: Likewise.
12306 * config/pa/linux-atomic.c: Likewise.
12307 * config/pa/linux-unwind.h: Likewise.
12308 * config/pa/milli64.S: Likewise.
12309 * config/pa/quadlib.c: Likewise.
12310 * config/pa/stublib.c: Likewise.
12311 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12312 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12313 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12314 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12315 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12316 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12317 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12318 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12319 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12320 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12321 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12322 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12323 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12324 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12325 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12326 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12327 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12328 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12329 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12330 * config/rs6000/750cl.h: Likewise.
12331 * config/rs6000/altivec.h: Likewise.
12332 * config/rs6000/biarch64.h: Likewise.
12333 * config/rs6000/crtresfpr.asm: Likewise.
12334 * config/rs6000/crtresgpr.asm: Likewise.
12335 * config/rs6000/crtresxfpr.asm: Likewise.
12336 * config/rs6000/crtresxgpr.asm: Likewise.
12337 * config/rs6000/crtsavfpr.asm: Likewise.
12338 * config/rs6000/crtsavgpr.asm: Likewise.
12339 * config/rs6000/darwin-asm.h: Likewise.
12340 * config/rs6000/darwin-fallback.c: Likewise.
12341 * config/rs6000/darwin-fpsave.asm: Likewise.
12342 * config/rs6000/darwin-ldouble.c: Likewise.
12343 * config/rs6000/darwin-tramp.asm: Likewise.
12344 * config/rs6000/darwin-unwind.h: Likewise.
12345 * config/rs6000/darwin-vecsave.asm: Likewise.
12346 * config/rs6000/darwin-world.asm: Likewise.
12347 * config/rs6000/e500crtres32gpr.asm: Likewise.
12348 * config/rs6000/e500crtres64gpr.asm: Likewise.
12349 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12350 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12351 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12352 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12353 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12354 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12355 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12356 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12357 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12358 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12359 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12360 * config/rs6000/eabi-ci.asm: Likewise.
12361 * config/rs6000/eabi-cn.asm: Likewise.
12362 * config/rs6000/eabi.asm: Likewise.
12363 * config/rs6000/linux-unwind.h: Likewise.
12364 * config/rs6000/linux64.h: Likewise.
12365 * config/rs6000/paired.h: Likewise.
12366 * config/rs6000/paired.md: Likewise.
12367 * config/rs6000/ppc64-fp.c: Likewise.
12368 * config/rs6000/ppu_intrinsics.h: Likewise.
12369 * config/rs6000/rs6000.h: Likewise.
12370 * config/rs6000/si2vmx.h: Likewise.
12371 * config/rs6000/sol-ci.asm: Likewise.
12372 * config/rs6000/sol-cn.asm: Likewise.
12373 * config/rs6000/spe.h: Likewise.
12374 * config/rs6000/spu2vmx.h: Likewise.
12375 * config/rs6000/sysv4.h: Likewise.
12376 * config/rs6000/tramp.asm: Likewise.
12377 * config/rs6000/vec_types.h: Likewise.
12378 * config/s390/linux-unwind.h: Likewise.
12379 * config/s390/tpf-unwind.h: Likewise.
12380 * config/score/crti.asm: Likewise.
12381 * config/score/crtn.asm: Likewise.
12382 * config/sh/crt1.asm: Likewise.
12383 * config/sh/crti.asm: Likewise.
12384 * config/sh/crtn.asm: Likewise.
12385 * config/sh/divtab-sh4-300.c: Likewise.
12386 * config/sh/divtab-sh4.c: Likewise.
12387 * config/sh/divtab.c: Likewise.
12388 * config/sh/lib1funcs-4-300.asm: Likewise.
12389 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12390 * config/sh/lib1funcs.asm: Likewise.
12391 * config/sh/lib1funcs.h: Likewise.
12392 * config/sh/linux-atomic.asm: Likewise.
12393 * config/sh/linux-unwind.h: Likewise.
12394 * config/sh/shmedia.h: Likewise.
12395 * config/sh/sshmedia.h: Likewise.
12396 * config/sh/ushmedia.h: Likewise.
12397 * config/sparc/crtfastmath.c: Likewise.
12398 * config/sparc/linux-unwind.h: Likewise.
12399 * config/sparc/sol2-c1.asm: Likewise.
12400 * config/sparc/sol2-ci.asm: Likewise.
12401 * config/sparc/sol2-cn.asm: Likewise.
12402 * config/spu/divmodti4.c: Likewise.
12403 * config/spu/divv2df3.c: Likewise.
12404 * config/spu/float_disf.c: Likewise.
12405 * config/spu/float_unsdidf.c: Likewise.
12406 * config/spu/float_unsdisf.c: Likewise.
12407 * config/spu/float_unssidf.c: Likewise.
12408 * config/spu/mfc_multi_tag_release.c: Likewise.
12409 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12410 * config/spu/mfc_tag_release.c: Likewise.
12411 * config/spu/mfc_tag_reserve.c: Likewise.
12412 * config/spu/mfc_tag_table.c: Likewise.
12413 * config/spu/multi3.c: Likewise.
12414 * config/spu/spu_internals.h: Likewise.
12415 * config/spu/spu_intrinsics.h: Likewise.
12416 * config/spu/spu_mfcio.h: Likewise.
12417 * config/spu/vec_types.h: Likewise.
12418 * config/spu/vmx2spu.h: Likewise.
12419 * config/stormy16/stormy16-lib2.c: Likewise.
12420 * config/svr4.h: Likewise.
12421 * config/sync.c: Likewise.
12422 * config/v850/lib1funcs.asm: Likewise.
12423 * config/vxlib-tls.c: Likewise.
12424 * config/vxlib.c: Likewise.
12425 * config/vxworks-dummy.h: Likewise.
12426 * config/xtensa/crti.asm: Likewise.
12427 * config/xtensa/crtn.asm: Likewise.
12428 * config/xtensa/ieee754-df.S: Likewise.
12429 * config/xtensa/ieee754-sf.S: Likewise.
12430 * config/xtensa/lib1funcs.asm: Likewise.
12431 * config/xtensa/lib2funcs.S: Likewise.
12432 * config/xtensa/linux-unwind.h: Likewise.
12433 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12434 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12435 * coretypes.h: Likewise.
12436 * crtstuff.c: Likewise.
12437 * defaults.h: Likewise.
12438 * dwarf2.h: Likewise.
12439 * emutls.c: Likewise.
12440 * gbl-ctors.h: Likewise.
12441 * gcov-io.h: Likewise.
12442 * ginclude/float.h: Likewise.
12443 * ginclude/iso646.h: Likewise.
12444 * ginclude/stdarg.h: Likewise.
12445 * ginclude/stdbool.h: Likewise.
12446 * ginclude/stddef.h: Likewise.
12447 * ginclude/stdfix.h: Likewise.
12448 * ginclude/stdint-gcc.h: Likewise.
12449 * ginclude/tgmath.h: Likewise.
12450 * gthr-aix.h: Likewise.
12451 * gthr-dce.h: Likewise.
12452 * gthr-gnat.c: Likewise.
12453 * gthr-gnat.h: Likewise.
12454 * gthr-lynx.h: Likewise.
12455 * gthr-mipssde.h: Likewise.
12456 * gthr-nks.h: Likewise.
12457 * gthr-posix.c: Likewise.
12458 * gthr-posix.h: Likewise.
12459 * gthr-posix95.h: Likewise.
12460 * gthr-rtems.h: Likewise.
12461 * gthr-single.h: Likewise.
12462 * gthr-solaris.h: Likewise.
12463 * gthr-tpf.h: Likewise.
12464 * gthr-vxworks.h: Likewise.
12465 * gthr-win32.h: Likewise.
12466 * gthr.h: Likewise.
12467 * libgcc2.c: Likewise.
12468 * libgcc2.h: Likewise.
12469 * libgcov.c: Likewise.
12470 * tsystem.h: Likewise.
12471 * typeclass.h: Likewise.
12472 * unwind-c.c: Likewise.
12473 * unwind-compat.h: Likewise.
12474 * unwind-dw2-fde-compat.c: Likewise.
12475 * unwind-dw2-fde-darwin.c: Likewise.
12476 * unwind-dw2-fde-glibc.c: Likewise.
12477 * unwind-dw2-fde.c: Likewise.
12478 * unwind-dw2-fde.h: Likewise.
12479 * unwind-dw2.c: Likewise.
12480 * unwind-dw2.h: Likewise.
12481 * unwind-generic.h: Likewise.
12482 * unwind-pe.h: Likewise.
12483 * unwind-sjlj.c: Likewise.
12484 * unwind.inc: Likewise.
12485 * config/arm/neon-gen.ml: Change generated copyright header to
12486 refer to version 3 of the GNU General Public License with
12487 version 3.1 of the GCC Runtime Library Exception and to point
12488 readers at the COPYING3 and COPYING3.RUNTIME files and the
12489 FSF's license web page.
12490 * config/arm/arm_neon.h: Regenerate.
12492 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12494 * config/cris/cris.md: Change copyright header to refer to version
12495 3 of the GNU General Public License.
12496 * doc/install.texi2html: Change copyright header to refer to version
12497 3 of the GNU General Public License and to point readers at the
12498 COPYING3 file and the FSF's license web page.
12499 * config/vax/linux.h: Likewise.
12501 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12503 * config/i386/i386.md (cmpcc): New.
12504 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12505 (sync_compare_and_swap_cc*): Delete.
12507 * config/s390/s390.c (s390_compare_emitted): Remove.
12508 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12509 s390_compare_emitted used to be handled. Assert that modes match.
12510 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12511 refer to sync_compare_and_swap_ccsi.
12512 * config/s390/s390.h (s390_compare_emitted): Remove.
12513 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12514 instead of s390_compare_emitted.
12515 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12516 instead of s390_compare_emitted.
12517 * config/s390/s390.md (cmpcc): New.
12518 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12519 CC_REGNUM, do not pretend it's set.
12520 (sync_compare_and_swap_cc*): Delete.
12521 * config/s390/predicates.md (cc_reg_operand): New.
12523 * expr.c (sync_compare_and_swap_cc): Delete.
12524 * optabs.h (sync_compare_and_swap_cc): Delete.
12525 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12526 is being used with can_compare_p.
12527 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12528 (find_cc_set): New.
12529 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12530 look for a MODE_CC set instead. Use emit_store_flag.
12531 (expand_compare_and_swap_loop): Likewise, with some additional
12532 complication to avoid a force_reg when useless. Use
12533 emit_cmp_and_jump_insns.
12534 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12535 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12536 sync_compare_and_swap documentation.
12538 2009-04-09 Jan Hubicka <jh@suse.cz>
12540 * except.c (find_prev_try): Break out from ....
12541 (duplicate_eh_regions): ... here; properly update prev_try pointers
12542 when duplication part of tree.
12543 (dump_eh_tree): Improve dumping.
12544 (verify_eh_region): New.
12545 (verify_eh_tree): Use it.
12547 2009-04-06 Richard Guenther <rguenther@suse.de>
12549 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12550 &ARRAY addresses by adjusting their types and prepending
12552 * tree-cfg.c (verify_gimple_assign_single): Verify that
12553 addresses are correct.
12555 2009-04-09 Richard Guenther <rguenther@suse.de>
12557 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12558 indices into an array reference if possible.
12559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12560 Fold POINTER_PLUS_EXPR statements with invariant address.
12562 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12565 * config.gcc (powerpc64-*-linux*): Always build biarch.
12567 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12570 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12571 it and pedwarn if this results in an INTEGER_CST.
12573 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12575 * doc/install.texi: Update minimum GMP version. Remove obsolete
12576 text in MPFR section.
12578 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12580 * dwarf2out.c (class_scope_p): New static inline.
12581 (class_or_namespace_scope_p): Use it.
12582 (gen_variable_die): Use DW_TAG_member tag for static data member
12583 declarations instead of DW_TAG_variable.
12585 PR middle-end/39573
12586 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12589 2009-04-08 Richard Guenther <rguenther@suse.de>
12591 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12592 valueize random data.
12594 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12596 * config.gcc (aix tm_file): Add aix-stdint.h.
12597 (aix tm clause use_gcc_stdint): Set to wrap.
12598 * config/rs6000/aix-stdint.h: New file.
12600 2009-04-08 Richard Guenther <rguenther@suse.de>
12602 PR middle-end/36291
12603 * tree-dfa.c (add_referenced_var): Do not recurse into
12604 global initializers.
12605 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12607 (fold_const_aggregate_ref): Likewise.
12609 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12611 * recog.c (ordered_comparison_operator): New.
12612 * gensupport.c (std_preds): Add it.
12613 * doc/md.texi (Machine-Independent Predicates): Document it.
12615 2009-04-08 Jan Hubicka <jh@suse.cz>
12617 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12618 * function.h (rtl_eh): Remove exception_handler_label_map.
12619 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12620 remove_exception_handler_label, for_each_eh_label_1): Remove.
12621 (rtl_remove_unreachable_regions): Remove.
12622 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12623 (find_exception_handler_labels): Don't build the hashtable.
12624 (maybe_remove_eh_handler): Remove.
12625 (for_each_eh_label): Rewrite to walk the tree.
12626 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12627 * except.h (maybe_remove_eh_handler): Remove.
12628 * passes.c (init_optimization_passes): Schedule second EH cleanup
12630 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12631 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12633 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12635 * genoutput.c (validate_optab_operands): New.
12636 (gen_insn, gen_expand): Call it.
12638 * genflags.c (gen_insn): Detect misused iterators.
12639 (main): Pass line_no to gen_insn, exit with status 1 on error.
12641 * genextract.c (line_no): Make global.
12642 (VEC_safe_set_locstr): Change assertion to error message.
12643 (main): Exit with status 1 on error.
12645 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12649 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12650 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12651 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12652 * c-convert.c (convert): Do not call fold on results of conversion
12653 functions when the result is a C_MAYBE_CONST_EXPR.
12654 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12655 of __builtin_choose_expr.
12656 * c-typeck.c (remove_c_maybe_const_expr): New.
12657 (build_unary_op, build_conditional_expr, build_compound_expr,
12658 build_binary_op, c_objc_common_truthvalue_conversion): Call
12659 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12662 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12664 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12665 CODE to produce a new one. Add a prototype to use fold_convert_const
12667 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12670 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12671 mix declarations and code.
12673 2009-04-08 Ben Elliston <bje@au.ibm.com>
12675 * gcc.c: Replace `CC' with `GCC' throughout.
12677 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12679 * doc/invoke.texi: Document Atom support.
12681 2009-04-07 Jason Merrill <jason@redhat.com>
12684 * c-common.h, c-common.c: Add flag_pretty_templates.
12685 * c-opts.c (c_common_handle_option): Set it.
12686 * c.opt: Add -fno-pretty-templates.
12687 * doc/invoke.texi (C++ Dialect Options): Likewise.
12689 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12691 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12692 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12693 (ia64_expand_builtin): Likewise.
12695 2009-04-07 Martin Jambor <mjambor@suse.cz>
12697 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12698 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12699 ADDR_EXPRS are include too.
12701 2009-04-07 Richard Guenther <rguenther@suse.de>
12703 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12704 decls are only used if passes as parameters or if they are
12705 local statics and the call is not to a builtin.
12706 (call_may_clobber_ref_p_1): Likewise.
12708 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12710 * expr.c (do_store_flag): Remove last argument. Simplify code
12711 to avoid duplication of tests already done by can_compare_p.
12712 (expand_expr_real_1): Adjust caller.
12714 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12716 * optabs.c (can_compare_p): Test the predicate of a
12717 cbranch and cstore pattern.
12719 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12721 * expr.c (convert_move): Use emit_store_flag instead of
12724 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12726 * config/i386/i386.c (ix86_compare_emitted): Remove.
12727 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12728 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12729 * config/i386/i386.h (ix86_compare_emitted): Remove.
12730 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12731 instead of ix86_compare_emitted.
12732 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12734 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12736 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12737 Add t-sysroot-suffix to tmake_file.
12738 * config/print-sysroot-suffix.sh: New file.
12739 * config/t-sysroot-suffix: New file.
12741 2009-04-07 Ben Elliston <bje@au.ibm.com>
12743 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12744 as the latter produces a warning when the target does not support
12747 2009-04-07 Ben Elliston <bje@au.ibm.com>
12749 * dfp.c: Replace type punning assignments with memcpy throughout.
12750 * Makefile.in (dfp.o-warn): Remove.
12752 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12755 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12756 Include soft-fp/t-softfp after rs6000/t-linux64.
12758 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12760 * stor-layout.c (set_sizetype): Use the full precision of their
12761 machine mode for bitsize types.
12763 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12765 * config/i386/i386.md: Revert 2 accidental checkins.
12767 2009-04-06 Joey Ye <joey.ye@intel.com>
12768 Xuepeng Guo <xuepeng.guo@intel.com>
12769 H.J. Lu <hongjiu.lu@intel.com>
12771 Atom pipeline model, tuning and insn selection.
12772 * config.gcc (atom): Add atom config options and target.
12774 * config/i386/atom.md: New.
12776 * config/i386/i386.c (atom_cost): New cost.
12777 (m_ATOM): New macro flag.
12778 (initial_ix86_tune_features): Set m_ATOM.
12779 (x86_accumulate_outgoing_args): Likewise.
12780 (x86_arch_always_fancy_math_387): Likewise.
12781 (processor_target): Add Atom cost.
12782 (cpu_names): Add Atom cpu name.
12783 (override_options): Set Atom ISA.
12784 (ix86_issue_rate): New case PROCESSOR_ATOM.
12785 (ix86_adjust_cost): Likewise.
12787 * config/i386/i386.h (TARGET_ATOM): New target macro.
12788 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12789 (TARGET_OPT_AGU): New target option.
12790 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12791 (processor_type): Add PROCESSOR_ATOM.
12793 * config/i386/i386.md (cpu): Add new value "atom".
12794 (use_carry, movu): New attr.
12795 (atom.md): Include atom.md.
12796 (adddi3_carry_rex64): Set attr "use_carry".
12797 (addqi3_carry): Likewise.
12798 (addhi3_carry): Likewise.
12799 (addsi3_carry): Likewise.
12800 (*addsi3_carry_zext): Likewise.
12801 (subdi3_carry_rex64): Likewise.
12802 (subqi3_carry): Likewise.
12803 (subhi3_carry): Likewise.
12804 (subsi3_carry): Likewise.
12805 (x86_movdicc_0_m1_rex64): Likewise.
12806 (*x86_movdicc_0_m1_se): Likewise.
12807 (x86_movsicc_0_m1): Likewise.
12808 (*x86_movsicc_0_m1_se): Likewise.
12809 (*adddi_1_rex64): Emit add insn as much as possible.
12810 (*addsi_1): Likewise.
12811 (return_internal): Set atom_unit.
12812 (return_internal_long): Likewise.
12813 (return_pop_internal): Likewise.
12814 (*rcpsf2_sse): Set atom_sse_attr attr.
12815 (*qrt<mode>2_sse): Likewise.
12816 (*prefetch_sse): Likewise.
12818 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12820 (ix86_target_macros_internal): Likewise.
12822 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12823 (*prefetch_sse_rex): Likewise.
12824 (sse_rcpv4sf2): Likewise.
12825 (sse_vmrcpv4sf2): Likewise.
12826 (sse_sqrtv4sf2): Likewise.
12827 (<sse>_vmsqrt<mode>2): Likewise.
12828 (sse_ldmxcsr): Likewise.
12829 (sse_stmxcsr): Likewise.
12830 (*sse_sfence): Likewise.
12831 (sse2_clflush): Likewise.
12832 (*sse2_mfence): Likewise.
12833 (*sse2_lfence): Likewise.
12834 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12835 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12836 (avx_movdqu<avxmodesuffix>): Likewise.
12837 (avx_lddqu<avxmodesuffix>): Likewise.
12838 (sse2_movntv2di): Change attr "type" to "ssemov".
12839 (sse2_movntsi): Likewise.
12840 (rsqrtv8sf2): Change attr "type" to "sseadd".
12841 (sse3_addsubv2df3): Set attr "atom_unit".
12842 (sse3_h<plusminus_insn>v4sf3): Likewise.
12843 (*sse2_pmaddwd): Likewise.
12844 (*vec_extractv2di_1_rex64): Likewise.
12845 (*vec_extractv2di_1_avx): Likewise.
12846 (sse2_psadbw): Likewise.
12847 (ssse3_phaddwv8hi3): Likewise.
12848 (ssse3_phaddwv4hi3): Likewise.
12849 (ssse3_phadddv4si3): Likewise.
12850 (ssse3_phadddv2si3): Likewise.
12851 (ssse3_phaddswv8hi3): Likewise.
12852 (ssse3_phaddswv4hi3): Likewise.
12853 (ssse3_phsubwv8hi3): Likewise.
12854 (ssse3_phsubwv4hi3): Likewise.
12855 (ssse3_phsubdv4si3): Likewise.
12856 (ssse3_phsubdv2si3): Likewise.
12857 (ssse3_phsubswv8hi3): Likewise.
12858 (ssse3_phsubswv4hi3): Likewise.
12859 (ssse3_pmaddubsw128): Likewise.
12860 (sse3_pmaddubsw: Likewise.
12861 (ssse3_palignrti): Likewise.
12862 (ssse3_palignrdi): Likewise.
12864 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12866 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12868 2009-04-06 Richard Guenther <rguenther@suse.de>
12870 PR tree-optimization/28868
12871 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12872 of which PHI results we inserted.
12873 (insert_into_preds_of_block): Record inserted PHIs.
12874 (eliminate): Eliminate redundant PHI nodes.
12875 (init_pre): Init inserted_phi_names.
12877 2009-04-06 Richard Guenther <rguenther@suse.de>
12879 PR tree-optimization/39643
12880 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12881 IMAGPART_EXPRs of complex constants.
12882 (execute_fold_all_builtins): If we folded a call queue
12883 TODO_update_address_taken.
12885 2009-04-06 Jan Hubicka <jh@suse.cz>
12887 PR middle-end/39659
12888 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12891 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12893 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12895 (ic_invalidate_array): Likewise.
12897 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12899 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12900 alignment for library calls.
12902 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12904 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12905 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12906 * config/i386/mingw-stdint.h: New file.
12908 2009-04-05 Richard Guenther <rguenther@suse.de>
12910 PR tree-optimization/39648
12911 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12912 our &A vs. &A[0] IL deficiencies.
12914 2009-04-04 Jan Hubicka <jh@suse.cz>
12916 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12917 removed toplevel regions.
12918 (sjlj_mark_call_sites): Likewise.
12920 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12922 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12923 (cygwin tm clause use_gcc_stdint): Set to wrap.
12924 * config/i386/cygwin-stdint.h: New file.
12926 2009-04-04 Richard Guenther <rguenther@suse.de>
12928 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12929 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12930 single-argument PHIs if we are in loop-closed SSA form.
12931 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12932 for the pre-condition.
12933 (slpeel_tree_peel_loop_to_edge): Likewise.
12934 (vect_build_loop_niters): Take an optional sequence to append stmts.
12935 (vect_generate_tmps_on_preheader): Likewise.
12936 (vect_do_peeling_for_loop_bound): Take extra guards for the
12938 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12939 the cost model check.
12940 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12941 guards if we are going to peel. Do not apply versioning in that case.
12942 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12943 (vect_do_peeling_for_loop_bound): Likewise.
12944 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12945 loop bound only record extra pre-conditions, do not apply loop
12948 2009-04-04 Richard Guenther <rguenther@suse.de>
12950 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12953 2009-04-04 Jan Hubicka <jh@suse.cz>
12955 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12956 last_basic_block for size of bb->index indexed array.
12957 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12958 compute_out, link_btr_uses, build_btr_def_use_webs,
12959 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12961 2009-04-04 Jan Hubicka <jh@suse.cz>
12963 * except.c (remove_eh_handler_and_replace): Break out from ...
12964 (remove_eh_handler): ... here.
12965 (bring_to_root): New function.
12966 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12967 handled ones, bring others to root of tree.
12969 2009-04-04 Jan Hubicka <jh@suse.cz>
12971 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12972 (all_phis_safe_to_merge): New function.
12973 (update_info): New structure.
12974 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12975 (cleanup_empty_eh): Update SSA if possible.
12977 2009-04-04 Richard Guenther <rguenther@suse.de>
12979 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12980 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12981 (append_vuse): Likewise.
12983 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12985 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12986 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12987 instead of REG_UNSAVED for DW_CFA_undefined.
12988 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12989 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12992 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12995 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12996 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12997 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12999 2009-04-04 Richard Guenther <rguenther@suse.de>
13001 PR tree-optimization/8781
13002 PR tree-optimization/37892
13003 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13004 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13005 (valueize_refs): Call it for *& valueizations.
13006 (shared_reference_ops_from_ref): Rename to ...
13007 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13008 (shared_reference_ops_from_call): Rename to ...
13009 (valueize_shared_reference_ops_from_call): ... this and valueize.
13010 (vn_reference_lookup): Update.
13011 (visit_reference_op_call): Likewise.
13012 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13013 (eliminate): Value-replace the call address in call statements.
13015 2009-04-04 Richard Guenther <rguenther@suse.de>
13017 PR tree-optimization/39636
13018 * tree-ssa-forwprop.c
13019 (forward_propagate_addr_into_variable_array_index): Check for
13020 GIMPLE_ASSIGN before accessing the rhs code.
13022 2009-04-03 Jason Merrill <jason@redhat.com>
13024 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13026 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13028 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13029 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13030 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13031 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13032 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13033 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13034 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13035 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13036 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13037 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13038 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13039 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13040 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13041 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13042 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13043 Use fr_reg_or_fp01_operand instead of fr_register_operand
13045 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13046 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13047 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13049 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13051 PR rtl-optimization/39607
13052 PR rtl-optimization/39631
13056 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13057 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13058 instead of DF_LR_OUT.
13059 * ira-lives.c (process_bb_node_lives): Ditto.
13060 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13061 instead of DF_LR_{OUT,IN}.
13062 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13063 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13065 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13067 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13068 (execute_lower_omp): Always run but take the short way out if -fopenmp
13070 (gate_lower_omp): Remove, forcing the pass manager to always run the
13071 pass and always set PROP_gimple_lomp.
13072 (pass_lower_omp): Remove gate function.
13073 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13074 PROP_trees. Instead, require it.
13075 * ipa-cp.c (pass_ipa_cp): Likewise.
13076 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13077 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13078 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13079 and PROP_gimple_leh.
13081 2009-04-03 Richard Guenther <rguenther@suse.de>
13083 PR middle-end/13146
13084 PR tree-optimization/23940
13085 PR tree-optimization/33237
13086 PR middle-end/33974
13087 PR middle-end/34093
13088 PR tree-optimization/36201
13089 PR tree-optimization/36230
13090 PR tree-optimization/38049
13091 PR tree-optimization/38207
13092 PR tree-optimization/38230
13093 PR tree-optimization/38301
13094 PR tree-optimization/38585
13095 PR middle-end/38895
13096 PR tree-optimization/38985
13097 PR tree-optimization/39299
13098 * tree-ssa-structalias.h: Remove.
13099 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13100 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13101 (struct vuse_element_d): Remove.
13102 (struct vuse_vec_d): Likewise.
13103 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13104 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13105 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13106 VUSE_ELEMENT_VAR): Likewise.
13107 (struct voptype_d): Likewise.
13108 (NUM_VOP_FREE_BUCKETS): Likewise.
13109 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13110 (struct stmt_operands_d): Remove.
13111 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13112 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13113 VDEF_NUM, VDEF_VECT): Likewise.
13114 (copy_virtual_operands): Remove.
13115 (operand_build_cmp): Likewise.
13116 (create_ssa_artificial_load_stmt): Likewise.
13117 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13118 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13119 vuse_index and mayuse_index members. Pack and move done and iter_type
13120 members to the front.
13121 (SSA_OP_VMAYUSE): Remove.
13122 (SSA_OP_VIRTUAL_USES): Adjust.
13123 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13124 (unlink_stmt_vdef): Declare.
13125 (add_to_addressable_set): Remove.
13126 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13127 (vrp_visit_stmt): Likewise.
13128 * doc/tree-ssa.texi (Alias analysis): Update.
13129 * doc/invoke.texi (max-aliased-vops): Remove docs.
13130 (avg-aliased-vops): Likewise.
13131 * tree-into-ssa.c (syms_to_rename): Remove.
13132 (need_to_update_vops_p): Likewise.
13133 (need_to_initialize_update_ssa_p): Rename to ...
13134 (update_ssa_initialized_fn): ... this. Track function we are
13136 (symbol_marked_for_renaming): Simplify.
13137 (add_new_name_mapping): Do not set need_to_update_vops_p.
13138 (dump_currdefs): Use SYMS_TO_RENAME.
13139 (rewrite_update_stmt): Always walk all uses/defs.
13140 (dump_update_ssa): Adjust.
13141 (init_update_ssa): Take function argument. Track what we are
13143 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13144 (create_new_def_for): Initialize for cfun, assert we are initialized
13146 (mark_sym_for_renaming): Simplify.
13147 (mark_set_for_renaming): Do not initialize update-ssa.
13148 (need_ssa_update_p): Simplify. Take function argument.
13149 (name_mappings_registered_p): Assert we ask for the correct function.
13150 (name_registered_for_update_p): Likewise.
13151 (ssa_names_to_replace): Likewise.
13152 (release_ssa_name_after_update_ssa): Likewise.
13153 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13154 (dump_decl_set): Do not print a newline.
13155 (debug_decl_set): Do it here.
13156 (dump_update_ssa): And here.
13157 * tree-ssa-loop-im.c (move_computations): Adjust.
13158 (movement_possibility): Likewise.
13159 (determine_max_movement): Likewise.
13160 (gather_mem_refs_stmt): Likewise.
13161 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13162 or NAME_MEMORY_TAG.
13163 * tree-complex.c (update_all_vops): Remove.
13164 (expand_complex_move): Adjust.
13165 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13166 Simplify test for memory referencing statement. Exclude
13167 non-invariant ADDR_EXPRs.
13168 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13169 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13170 (rdg_flag_uses): Likewise.
13171 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13173 (tree_optimize_tail_calls_1): Also split the
13174 edge from the entry block if we have degenerate PHI nodes in
13175 the first basic block.
13176 * tree.c (init_ttree): Remove memory-tag related code.
13177 (tree_code_size): Likewise.
13178 (tree_node_structure): Likewise.
13179 (build7_stat): Re-write to be build6_stat.
13180 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13181 (SSA_VAR_P): Adjust.
13182 (struct tree_memory_tag): Remove.
13183 (struct tree_memory_partition_tag): Likewise.
13184 (union tree_node): Adjust.
13185 (build7): Re-write to be build6.
13186 * tree-pass.h (pass_reset_cc_flags): Remove.
13187 (TODO_update_address_taken): New flag.
13188 (pass_simple_dse): Remove.
13189 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13190 * params.h (MAX_ALIASED_VOPS): Remove.
13191 (AVG_ALIASED_VOPS): Likewise.
13192 * omp-low.c (expand_omp_taskreg): Update SSA form.
13193 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13194 aliases the lhs in a copy stmt.
13195 * tree-ssa-dse.c (struct address_walk_data): Remove.
13196 (memory_ssa_name_same): Likewise.
13197 (memory_address_same): Likewise.
13198 (get_kill_of_stmt_lhs): Likewise.
13199 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13200 unused stores. Look through PHI nodes into post-dominated regions.
13201 (dse_optimize_stmt): Simplify. Properly remove stores.
13202 (tree_ssa_dse): Compute dominators.
13203 (execute_simple_dse): Remove.
13204 (pass_simple_dse): Likewise.
13205 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13206 gimple_loaded_syms and gimple_stored_syms computation.
13207 * toplev.c (dump_memory_report): Dump alias and pta stats.
13208 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13209 (vn_reference_eq): Likewise.
13210 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13211 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13212 valueize_vuses): Remove.
13213 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13214 (get_def_ref_stmt_vuse): ... this.
13215 (vn_reference_lookup_2): New function.
13216 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13217 walking equivalent vuses. Simplify.
13218 (vn_reference_lookup): Likewise.
13219 (vn_reference_insert): Likewise.
13220 (vn_reference_insert_pieces): Likewise.
13221 (visit_reference_op_call): Simplify.
13222 (visit_reference_op_load): Likewise.
13223 (visit_reference_op_store): Likewise.
13224 (init_scc_vn): Remove shared_lookup_vuses initialization.
13225 (free_scc_vn): Remove shared_lookup_vuses freeing.
13226 (sort_vuses, sort_vuses_heap): Remove.
13227 (get_ref_from_reference_ops): Export.
13228 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13229 vector with single vuse pointer.
13230 (vn_reference_lookup_pieces, vn_reference_lookup,
13231 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13232 (shared_vuses_from_stmt): Remove.
13233 (get_ref_from_reference_ops): Declare.
13234 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13235 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13236 memory-tag related code.
13237 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13238 (likely_value): Add comment, skip static-chain of call statements.
13239 (surely_varying_stmt_p): Adjust.
13240 (gimplify_and_update_call_from_tree): Likewise.
13241 (execute_fold_all_builtins): Do not rebuild alias info.
13242 (gimplify_and_update_call_from_tree): Properly update VOPs.
13243 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13244 (copy_ref_info): Remove memory-tag related code.
13245 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13246 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13247 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13249 * tree-ssa-dom.c (gimple_p): Remove typedef.
13250 (eliminate_redundant_computations): Adjust.
13251 (record_equivalences_from_stmt): Likewise.
13252 (avail_expr_hash): Likewise.
13253 (avail_expr_eq): Likewise.
13254 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13255 (stmt_makes_single_load): Likewise.
13256 (stmt_makes_single_store): Likewise.
13257 * tree-ssa-alias.c: Rewrite completely.
13258 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13259 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13260 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13261 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13262 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13263 Remove public functions.
13264 (pass_reset_cc_flags): Remove.
13265 (pass_build_alias): Move ...
13266 * tree-ssa-structalias.c (pass_build_alias): ... here.
13267 * tree-ssa-alias.c (may_be_aliased): Move ...
13268 * tree-flow-inline.h (may_be_aliased): ... here.
13269 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13270 count_uses_and_derefs): Move ...
13271 * gimple.c: ... here.
13272 * gimple.h (count_uses_and_derefs): Declare.
13273 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13274 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13275 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13276 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13277 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13278 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13279 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13281 * tree-dfa.c (refs_may_alias_p): Move ...
13282 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13283 * tree-ssa-alias.h: New file.
13284 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13285 (statement_sink_location): Likewise.
13286 * opts.c (decode_options): Do not adjust max-aliased-vops or
13287 avg-aliased-vops values.
13288 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13289 (TV_CALL_CLOBBER): Likewise.
13290 (TV_FLOW_SENSITIVE): Likewise.
13291 (TV_FLOW_INSENSITIVE): Likewise.
13292 (TV_MEMORY_PARTITIONING): Likewise.
13293 (TV_ALIAS_STMT_WALK): New timevar.
13294 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13295 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13296 (get_address_description): Remove memory-tag related code.
13297 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13298 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13299 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13300 and immediate uses in statements. Document.
13301 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13302 (dump_symbols): Remove.
13303 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13304 * alias.c (get_deref_alias_set): New function split out from ...
13305 (get_alias_set): ... here.
13306 * alias.h (get_deref_alias_set): Declare.
13307 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13308 type parameter. Remove restrict pointer handling. Create a
13309 ref-all pointer in case type-based alias sets do not conflict.
13310 (vect_analyze_data_refs): Remove SMT related code.
13311 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13312 (vectorizable_load): Likewise.
13313 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13314 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13315 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13316 Ignore vops and SMTs.
13317 (dr_analyze_alias): Likewise..
13318 (free_data_ref): Likewise.
13319 (create_data_ref): Likewise.
13320 (analyze_all_data_dependences): Likewise.
13321 (get_references_in_stmt): Adjust.
13322 * tree-flow-inline.h (gimple_aliases_computed_p,
13323 gimple_addressable_vars, gimple_call_clobbered_vars,
13324 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13325 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13326 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13327 gimple_mem_ref_stats): Remove.
13328 (gimple_vop): New function.
13329 (op_iter_next_use): Remove vuses and mayuses cases.
13330 (op_iter_next_def): Remove vdefs case.
13331 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13332 (clear_and_done_ssa_iter): Do not set removed fields.
13333 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13334 Assert we are not iterating over vuses or vdefs if not also
13335 iterating over uses or defs.
13336 (op_iter_init_use): Likewise.
13337 (op_iter_init_def): Likewise.
13338 (op_iter_next_vdef): Remove.
13339 (op_iter_next_mustdef): Likewise.
13340 (op_iter_init_vdef): Likewise.
13341 (compare_ssa_operands_equal): Likewise.
13342 (link_use_stmts_after): Handle vuse operand.
13343 (is_call_used): Use is_call_clobbered.
13344 (is_call_clobbered): Global variables are always call clobbered,
13345 query the call-clobbers bitmap.
13346 (mark_call_clobbered): Ignore global variables.
13347 (clear_call_clobbered): Likewise.
13348 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13349 virtual operands sanity check.
13350 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13352 (TARGET_MEM_REF): Remove TMR_TAG operand.
13353 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13354 Remove call-clobber related code.
13355 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13356 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13357 partitions or escape reason.
13358 (get_single_def_stmt, get_single_def_stmt_from_phi,
13359 get_single_def_stmt_with_phi): Remove.
13360 (dump_referenced_vars): Tidy.
13361 (get_ref_base_and_extent): Allow bare decls.
13362 (collect_dfa_stats): Adjust.
13363 * graphite.c (rename_variables_in_stmt): Adjust.
13364 (graphite_copy_stmts_from_block): Likewise.
13365 (translate_clast): Likewise.
13366 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13368 (translate_vuse_through_block): Use the oracle.
13369 (phi_translate_1): Adjust.
13370 (value_dies_in_block_x): Use the oracle. Cache the outcome
13372 (valid_in_sets): Check if the VUSE for
13373 a REFERENCE is available.
13374 (eliminate): Do not remove stmts during elimination,
13375 instead queue and remove them afterwards.
13376 (do_pre): Do not rebuild alias info.
13377 (pass_pre): Run TODO_rebuild_alias before PRE.
13378 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13379 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13380 (mark_all_v_defs_stmt): Remove.
13381 (mark_all_v_defs_seq): Adjust.
13382 (sra_replace): Likewise.
13383 (scalarize_use): Likewise.
13384 (scalarize_copy): Likewise.
13385 (scalarize_init): Likewise.
13386 (scalarize_ldst): Likewise.
13387 (todoflags): Remove.
13388 (tree_sra): Do not rebuild alias info.
13389 (tree_sra_early): Adjust.
13390 (pass_sra): Run TODO_update_address_taken before SRA.
13391 * tree-predcom.c (set_alias_info): Remove.
13392 (prepare_initializers_chain): Do not call it.
13393 (mark_virtual_ops_for_renaming): Adjust.
13394 (mark_virtual_ops_for_renaming_list): Remove.
13395 (initialize_root_vars): Adjust.
13396 (initialize_root_vars_lm): Likewise.
13397 (prepare_initializers_chain): Likewise.
13398 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13399 (may_propagate_copy_into_stmt): Likewise.
13400 (merge_alias_info): Do nothing for now.
13401 (propagate_tree_value_into_stmt): Adjust.
13402 (stmt_may_generate_copy): Likewise.
13403 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13404 not mark symbols for renaming.
13405 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13406 with the same statement, make sure to update the new pointed-to one.
13407 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13408 call statements, do not mark symbols for renaming.
13409 (mark_operand_necessary): Dump something.
13410 (ref_may_be_aliased): New function.
13411 (mark_aliased_reaching_defs_necessary_1): New helper function.
13412 (mark_aliased_reaching_defs_necessary): Likewise.
13413 (mark_all_reaching_defs_necessary_1): Likewise.
13414 (mark_all_reaching_defs_necessary): Likewise.
13415 (propagate_necessity): Do not process virtual PHIs. For
13416 non-aliased loads mark all reaching definitions as necessary.
13417 For aliased loads and stores mark the immediate dominating
13418 aliased clobbers as necessary.
13419 (visited): New global static.
13420 (perform_tree_ssa_dce): Free visited bitmap after propagating
13422 (remove_dead_phis): Perform simple dead virtual PHI removal.
13423 (remove_dead_stmt): Properly unlink virtual operands when
13425 (eliminate_unnecessary_stmts): Schedule PHI removal after
13427 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13428 (process_replaceable): Likewise.
13429 (find_replaceable_in_bb): Likewise.
13430 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13431 based on the single gimple vop.
13432 (verify_flow_insensitive_alias_info): Remove.
13433 (verify_flow_sensitive_alias_info): Likewise.
13434 (verify_call_clobbering): Likewise.
13435 (verify_memory_partitions): Likewise.
13436 (verify_alias_info): Likewise.
13437 (verify_ssa): Adjust..
13438 (execute_update_addresses_taken): Export. Update SSA
13439 manually. Optimize only when optimizing. Use a local bitmap.
13440 (pass_update_address_taken): Remove TODO_update_ssa, add
13442 (pass_update_address_taken): Just use TODO_update_address_taken.
13443 (init_tree_ssa): Do not initialize addressable_vars.
13444 (verify_ssa): Verify new VUSE / VDEF properties.
13445 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13446 Do not call verify_alias_info.
13447 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13448 Do not free the loaded and stored syms bitmaps. Reset the escaped
13449 and callused solutions. Do not free addressable_vars.
13450 Remove memory-tag related code.
13451 (warn_uninitialized_var): Aliases are always available.
13452 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13453 * lambda-code.c (can_put_in_inner_loop): Adjust.
13454 (can_put_after_inner_loop): Likewise.
13455 (perfect_nestify): Likewise.
13456 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13457 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13458 (vectorizable_conversion): Do not mark symbols for renaming.
13459 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13460 (expand_call_inline): Unlink the calls virtual operands before
13462 (tree_function_versioning): Do not call update_ssa if we are not
13463 updating clones. Simplify.
13464 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13465 (propagate_with_phi): Likewise..
13466 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13467 clobber code. Assert we are not aliased or global.
13468 * tree-flow.h: Include tree-ssa-alias.h
13469 (enum escape_type): Remove.
13470 (struct mem_sym_stats_d): Likewise.
13471 (struct mem_ref_stats_d): Likewise.
13472 (struct gimple_df): Add vop member. Remove global_var,
13473 call_clobbered_vars, call_used_vars, addressable_vars,
13474 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13475 escaped and callused members.
13476 (struct ptr_info_def): Remove all members, add points-to solution
13478 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13479 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13480 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13481 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13482 (tree-ssa-alias.o): Likewise.
13483 (toplev.o): Add tree-ssa-alias.h
13484 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13485 * gimple.c (gimple_set_bb): Fix off-by-one error.
13486 (is_gimple_reg): Do not handle memory tags.
13487 (gimple_copy): Also copy virtual operands.
13488 Delay updating the statement. Do not reset loaded and stored syms.
13489 (gimple_set_stored_syms): Remove.
13490 (gimple_set_loaded_syms): Likewise.
13491 (gimple_call_copy_skip_args): Copy the virtual operands
13492 and mark the new statement modified.
13493 * tree-ssa-structalias.c (may_alias_p): Remove.
13494 (set_uids_in_ptset): Take the alias set to prune with as
13495 parameter. Fold in the alias test of may_alias_p.
13496 (compute_points_to_sets): Compute whether a ptr is dereferenced
13497 in a local sbitmap.
13498 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13499 other ADDRESSOF constraints on the lhs.
13500 (get_constraint_for_component_ref): Assert that we don't get
13501 ADDRESSOF constraints from the base of the reference.
13502 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13503 (struct variable_info): Remove collapsed_to member.
13504 (get_varinfo_fc): Remove.
13505 (new_var_info): Do not set collapsed_to.
13506 (dump_constraint): Do not follow cycles.
13507 (dump_constraint_graph): Likewise.
13508 (build_pred_graph): Likewise.
13509 (build_succ_graph): Likewise.
13510 (rewrite_constraints): Likewise.
13511 (do_simple_structure_copy): Remove.
13512 (do_rhs_deref_structure_copy): Remove.
13513 (do_lhs_deref_structure_copy): Remove.
13514 (collapse_rest_of_var): Remove.
13515 (do_structure_copy): Re-implement.
13516 (pta_stats): New global variable.
13517 (dump_pta_stats): New function.
13518 (struct constraint_expr): Make offset signed.
13519 (UNKNOWN_OFFSET): Define special value.
13520 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13521 (solution_set_expand): New helper function split out from ...
13522 (do_sd_constraint): ... here.
13523 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13524 (do_ds_constraint): Likewise.
13525 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13526 and CALLUSED = *CALLUSED.
13527 (set_union_with_increment): Make inc argument signed.
13528 (type_safe): Remove.
13529 (get_constraint_for_ptr_offset): Handle unknown and negative
13531 (first_vi_for_offset): Handle offsets before start. Bail
13532 out early for offsets beyond the variable extent.
13533 (first_or_preceding_vi_for_offset): New function.
13534 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13535 Together with ESCAPED = *ESCAPED this properly computes reachability.
13536 (find_what_var_points_to): New function.
13537 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13538 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13539 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13540 pt_solutions_intersect): New functions.
13541 (compute_call_used_vars): Remove.
13542 (compute_may_aliases): New main entry into PTA computation.
13543 * gimple.h (gimple_p): New typedef.
13544 (struct gimple_statement_base): Remove references_memory_p.
13545 (struct gimple_statement_with_memory_ops_base): Remove
13546 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13548 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13549 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13550 gimple_set_references_memory): Remove.
13551 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13552 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13554 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13555 (verify_expr): Allow RESULT_DECL.
13556 (gimple_duplicate_bb): Do not copy virtual operands.
13557 (gimple_duplicate_sese_region): Adjust.
13558 (gimple_duplicate_sese_tail): Likewise.
13559 (mark_virtual_ops_in_region): Remove.
13560 (move_sese_region_to_fn): Do not call it.
13561 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13562 and pass_simple_dse.
13563 (execute_function_todo): Handle TODO_update_address_taken,
13564 call execute_update_addresses_taken for TODO_rebuild_alias.
13565 (execute_todo): Adjust.
13566 (execute_one_pass): Init dump files early.
13567 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13569 (create_general_new_stmt): Clear vops.
13570 * tree-ssa-reassoc.c (get_rank): Adjust.
13571 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13572 symbols for renaming.
13573 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13574 (PARAM_AVG_ALIASED_VOPS): Likewise.
13575 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13576 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13577 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13578 (operand_build_cmp, copy_virtual_operands,
13579 create_ssa_artificial_load_stmt, add_to_addressable_set,
13580 gimple_add_to_addresses_taken): Remove public functions.
13581 (unlink_stmt_vdef): New function.
13583 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13585 * config.gcc (powerpc-*-linux*): Merge variants.
13587 2009-04-02 Chao-ying Fu <fu@mips.com>
13588 James Grosbach <james.grosbach@microchip.com>
13590 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13591 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13593 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13594 keep_interrupts_masked_p, use_debug_exception_return_p.
13595 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13596 keep_interrupts_masked, use_debug_exception_return.
13597 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13598 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13600 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13601 (mips_print_operand): Process COP0 registers to print $0 .. $31
13602 correctly for GAS to process.
13603 (mips_interrupt_extra_call_saved_reg_p): New function.
13604 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13606 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13607 (mips_compute_frame_info): Add supports for interrupt context that
13608 includes doubleword accumulators and COP0 registers.
13609 (mips_for_each_saved_acc): New function.
13610 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13611 mips_for_each_saved_reg.
13612 (mips_save_reg): Save accumulators.
13613 (mips_kernel_reg_p): A new for_each_rtx callback.
13614 (mips_expand_prologue): Support interrupt handlers.
13615 (mips_restore_reg): Restore accumulators.
13616 (mips_expand_epilogue): Support interrupt handlers.
13617 (mips_can_use_return_insn): Return false for interrupt handlers.
13618 (mips_epilogue_uses): New function.
13619 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13620 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13621 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13622 cop0_move): New instructions.
13623 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13624 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13626 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13628 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13629 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13630 interrupt handlers, we use K0 as the temporary register.
13631 (EPILOGUE_USES): Change to a function call.
13632 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13633 handlers, we use K0 as the temporary register.
13635 * doc/extend.texi (Function Attributes): Document interrupt,
13636 use_shadow_register_set, keep_interrupts_masked,
13637 use_debug_exception_return for MIPS attributes.
13639 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13641 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13642 Remove a number of t-files from tmake_file.
13643 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13644 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13645 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13646 target_prototype, not TARGET_PROTOTYPE.
13647 (LINK_OS_GNU_SPEC): Define.
13648 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13649 and darwin-ldoubdle.c.
13651 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13654 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13655 (cpp_options): Ditto.
13656 (default_compilers): Ditto.
13657 (display_help): Ditto.
13658 (process_command): Ditto.
13659 (do_spec_1): Ditto.
13660 (set_input): Use lbasename instead of duplicate code.
13661 (save_temps_prefix): New static for -save-temps=obj.
13662 (save_temps_length): Ditto.
13664 * doc/invoke.texi (-save-temps=obj): Document new variant to
13665 -save-temps switch.
13667 2009-04-02 Jeff Law <law@redhat.com>
13669 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13672 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13674 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13675 * configure: Regenerated.
13677 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13679 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13680 share the argument list.
13682 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13686 2009-02-12 Diego Novillo <dnovillo@google.com>
13688 * varpool.c (debug_varpool): New.
13689 * cgraph.h (debug_varpool): Declare.
13691 2009-04-02 Jan Hubicka <jh@suse.cz>
13693 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13696 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13698 * config/i386/i386.c (ix86_abi): Move initialization to ...
13699 (override_options): Here.
13701 2009-04-02 Christian Bruel <christian.bruel@st.com>
13703 * config/sh/sh.c (sh_dwarf_register_span): New function.
13704 (TARGET_DWARF_REGISTER_SPAN): Define.
13705 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13707 2009-04-02 Ira Rosen <irar@il.ibm.com>
13709 PR tree-optimization/39595
13710 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13711 interleaved loads group is not greater than the SLP group size.
13713 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13715 * builtins.c (is_builtin_name): New.
13716 (called_as_built_in): Use is_builtin_name.
13717 * tree.h (is_builtin_name): New.
13718 * varasm.c (incorporeal_function_p): Use is_builtin_name
13720 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13722 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13724 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13727 * c-decl.c (clone_underlying_type): Move this ...
13728 * c-common.c (set_underlying_type): ... here.
13729 Also, make sure the function properly sets TYPE_STUB_DECL() on
13730 the newly created typedef variant type.
13731 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13732 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13735 2009-04-02 Richard Guenther <rguenther@suse.de>
13737 PR tree-optimization/37221
13738 * tree-flow.h (degenerate_phi_result): Declare.
13739 * tree-ssa-dom.c (degenerate_phi_result): Export.
13740 * tree-scalar-evolution.c (analyze_initial_condition): If
13741 the initial condition is defined by a degenerate PHI node
13742 use the degenerate value.
13744 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13746 PR rtl-optimization/39588
13747 * combine.c (merge_outer_ops): Do not set the constant when this
13749 (simplify_shift_const_1): Do not modify it either in this case.
13751 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13753 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13754 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13756 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13759 * c-lex.c (interpret_float): Default (no suffix) is double.
13761 2009-04-1 Xinliang David Li <davidxl@google.com>
13763 * config/i386/i386.c (legitimate_constant_p): Recognize
13764 all one vector constant.
13766 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13768 * config/vax/vax.c: Add #includes to silence warnings.
13769 Change #include order to silence two warnings.
13771 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13773 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13774 (ASM_SPEC): Pass -k to the assembler for PIC code.
13776 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13778 * config.gcc: Add vax-*-linux* to the switch.
13779 * config/vax/linux.h: New file. (TARGET_VERSION,
13780 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13782 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13784 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13785 Use predicate macros instead of GET_CODE() == foo.
13786 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13787 ashlsi3, rotrsi3, <unnamed>): Likewise.
13789 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13791 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13792 jbbccihi, jbbccisi): Remova trailing whitespace.
13793 * config/vax/constraints.md: Likewise.
13794 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13795 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13796 * config/vax/predicates.md: Likewise.
13797 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13798 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13799 * config/vax/vax.h: Likewise.
13800 * config/vax/vax.md (nonlocal_goto): Likewise.
13802 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13804 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13805 (indirectable_address_p, adjacent_operands_p): Add spaces around
13807 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13809 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13811 * config/vax/vax.c (legitimate_constant_address_p,
13812 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13813 index_term_p, reg_plus_index_p, legitimate_address_p,
13814 vax_mode_dependent_address_p): Update comments to match functions
13815 modified by the recent int->bool conversion.
13817 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13819 * config/vax/builtins.md: Update copyright message.
13820 * config/vax/constraints.md: Likewise.
13821 * config/vax/netbsd-elf.h: Likewise.
13822 * config/vax/predicates.md: Likewise.
13823 * config/vax/vax-protos.h: Likewise.
13824 * config/vax/vax.c: Likewise.
13825 * config/vax/vax.h: Likewise.
13826 * config/vax/vax.md: Likewise.
13827 * config/vax/vax.opt: Likewise.
13829 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13831 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13832 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13833 * config/vax/constraints.md (B, R): Likewise.
13834 * config/vax/predicates.md (external_memory_operand,
13835 nonimmediate_addsub_di_operand): Likewise.
13836 * config/vax/vax.c (vax_output_int_add): Likewise.
13837 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13838 untyped_call): Likewise.
13840 2009-04-01 Matt Thomas <matt@3am-software.com>
13842 * config/vax/predicates.md: New file.
13843 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13844 external_const_operand, nonsymbolic_operand, external_memory_operand,
13845 indirect_memory_operand, indexed_memory_operand,
13846 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13847 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13849 * config/vax/constraints.md: New file.
13850 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13852 * config/vax/builtins.md: New file.
13853 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13854 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13856 * config/vax/vax.opt (mqmath): Add option.
13857 * config/vax/vax.md (isfx): Extend with DI.
13858 (VAXintQH, VAXintQHSD): Define.
13859 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13860 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13861 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13862 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13863 (movdi): Update constraints and use vax_output_int_move().
13864 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13865 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13866 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13867 nonlocal_goto): New.
13868 (mov<mode>): Extend accepted operand types.
13869 (subdi3_old): Rename from subdi3, change update constraints and use
13870 a new implementation.
13871 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13872 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13873 MOVE_RATIO, CLEAR_RATIO): Define.
13874 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13875 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13876 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13877 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13878 (split_quadword_operands): Make static and really allow variable
13880 (print_operand_address): Update for PIC generation.
13881 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13882 indexable_address_p, fixup_mathdi_operand,
13883 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13884 (vax_float_literal, legitimate_constant_p,
13885 indirectable_constant_address_p, index_term_p,
13886 reg_plus_index_p): Return bool instead of int.
13887 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13889 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13891 (vax_output_conditional_branch): Indent.
13892 (legitimate_constant_address_p, indirectable_constant_address_p,
13893 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13894 vax_mode_dependent_address_p): Return bool instead of int, update for
13896 * config/vax/vax-protos.h (legitimate_constant_address_p,
13897 legitimate_constant_p, legitimate_address_p,
13898 vax_mode_dependent_address_p): Change declaration to bool.
13899 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13900 vax_expand_addsub_di_operands, vax_output_int_subtract,
13901 vax_output_movmemsi): Declare.
13902 (split_quadword_operands, vax_float_literal): Delete declaration.
13903 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13904 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13905 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13906 ASM_OUTPUT_DWARF_PCREL): Define.
13907 (ASM_SPEC): Change definition to allow PIC generation.
13909 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13911 * doc/sourcebuild.texi: Update front-end requirements.
13913 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13916 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13917 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13918 (booldi3_internal3): Use boolean_or_operator instead of
13921 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13924 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13925 declarator whose size is not an integer constant expression but
13926 folds to an integer constant, then treat it as a constant
13929 2009-04-01 Richard Guenther <rguenther@suse.de>
13931 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13932 i * 4 + 2 to (i * 2 + 1) * 2.
13934 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13937 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13938 return if c_parser_asm_string_literal returned NULL.
13940 2009-04-01 Nick Clifton <nickc@redhat.com>
13942 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13944 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13945 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13946 other typedefs to avoid conflicts with libgcc2.c. Define labels
13947 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13949 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13950 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13953 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13955 * varasm.c (default_function_rodata_section): Declare DOT as
13958 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13959 Andrey Galkin <agalkin@hypercom.com>
13962 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13963 Make object_name unique for each process.
13965 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13968 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13969 addressable variables in the parallel that could go out of scope while
13970 running queued tasks.
13972 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13974 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13975 (CASE_VALUES_THRESHOLD): Redefine.
13976 * config/avr/avr.c (avr_override_options): Remove initialization of
13977 avr_case_values_threshold variable.
13978 (avr_case_values_threshold): Remove variable. Add new function.
13979 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13980 * config/avr/avr.opt (mno-tablejump): Remove option.
13981 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13983 2009-04-01 DJ Delorie <dj@redhat.com>
13985 * varasm.c (default_function_rodata_section): Don't assume
13986 anything about where the first '.' in the section name is.
13988 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13990 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13991 rs6000_emit_stack_tie.
13993 2009-03-31 Ian Lance Taylor <iant@google.com>
13995 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13996 gimple_code with GIMPLE_RESX, not RESX.
13998 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14000 * c-common.c (c_get_ident): New.
14001 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14003 2009-04-01 Ben Elliston <bje@au.ibm.com>
14005 * config/rs6000/sysv4.opt (msdata): Improve option description.
14007 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14009 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14010 (divdf3_internal_lat): Remove.
14011 (divxf3_internal_lat): Remove.
14012 (divxf3_internal_thr): Remove.
14013 (divxf): Use divxf3_internal.
14014 * config/ia64/div.md (divsf3_internal_lat): New.
14015 (divdf3_internal_lat): New.
14016 (divxf3_internal): New.
14018 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14021 * Makefile.in (USE_GCC_STDINT): Define.
14022 (stmp-int-hdrs): Install stdint.h if applicable.
14023 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14025 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14026 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14027 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14028 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14029 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14030 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14031 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14032 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14033 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14034 (c_common_nodes_and_builtins): Initialize
14035 underlying_wchar_type_node. Do not initialize
14036 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14037 nodes for new types.
14038 (c_stddef_cpp_builtins): Define macros for new types.
14039 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14041 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14042 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14043 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14044 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14045 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14046 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14047 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14048 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14049 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14050 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14051 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14052 int16_type_node, int32_type_node, int64_type_node,
14053 uint8_type_node, uint16_type_node, c_uint32_type_node,
14054 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14055 int_least32_type_node, int_least64_type_node,
14056 uint_least8_type_node, uint_least16_type_node,
14057 uint_least32_type_node, uint_least64_type_node,
14058 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14059 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14060 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14061 uintptr_type_node): Define.
14062 * c-cppbuiltin.c (builtin_define_constants,
14063 builtin_define_type_minmax): New.
14064 (builtin_define_stdint_macros): Define more macros.
14065 (c_cpp_builtins): Define more limit macros.
14066 (type_suffix): New.
14067 (builtin_define_type_max): Define in terms of
14068 builtin_define_type_minmax. Remove is_long parameter. All
14070 * config.gcc (use_gcc_stdint): Define.
14071 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14072 Add newlib-stdint.h for generic targets.
14073 * config/glibc-stdint.h, config/newlib-stdint.h,
14074 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14075 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14076 * config/score/score.h (UINTPTR_TYPE): Define.
14077 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14078 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14079 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14080 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14081 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14082 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14083 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14084 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14085 * config/spu/spu.h (STDINT_LONG32): Define.
14086 * configure.ac (use_gcc_stdint): Substitute.
14087 * configure: Regenerate.
14088 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14089 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14090 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14091 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14092 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14093 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14094 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14095 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14096 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14097 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14098 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14099 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14100 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14101 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14102 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14103 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14104 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14105 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14106 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14107 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14108 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14109 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14110 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14111 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14112 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14113 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14114 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14115 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14116 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14118 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14120 * loop-iv.c (suitable_set_for_replacement): Renamed from
14121 simplify_using_assignment; changed to return bool and to accept new
14122 args DEST and SRC. Return true iff we find a source/destination pair
14123 that can be used to make a replacement, and fill SRC and DEST if so.
14124 Remove arg ALTERED. Don't deal with altered regs here. All callers
14126 (simplify_using_initial_values): Deal with altered regs here and track
14127 more precisely the effect they have on the validity of our expression.
14129 * loop-iv.c (simplify_using_condition): A condition of the form
14130 (EQ REG CONST) can be used to simply make a substitution.
14131 (simplify_using_initial_values): Keep track of conditions we have seen
14132 and keep using them to simplify new expressions, while applying the
14133 same substitutions to them as to the expression.
14135 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14136 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14139 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14140 changed. Use this when trying to improve the upper bound.
14141 Generate the comparison by using simplify_gen_relational.
14143 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14145 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14147 (simplify_using_assignment, simplify_using_initial_values): Call
14148 replace_in_expr to make replacements. Call replace_single_def_regs
14149 once on the initial version of the expression.
14151 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14154 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14156 2009-03-31 Richard Guenther <rguenther@suse.de>
14158 PR middle-end/31029
14159 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14160 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14162 2009-03-31 Richard Guenther <rguenther@suse.de>
14164 * tree.h (div_if_zero_remainder): Declare.
14165 * fold-const.c (div_if_zero_remainder): Export.
14166 * tree-ssa-forwprop.c
14167 (forward_propagate_addr_into_variable_array_index): Handle
14168 constant array index addition outside of the variable index.
14170 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14173 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14174 define_splits, floatunssi<mode>2): Require x87 conversions from
14175 DImode to be permitted.
14177 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14179 PR preprocessor/15638
14180 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14182 2009-03-31 Richard Guenther <rguenther@suse.de>
14184 PR middle-end/23401
14185 PR middle-end/27810
14186 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14187 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14188 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14189 a separate statement.
14190 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14191 (lookup_tmp_var): Likewise.
14192 (is_gimple_formal_tmp_or_call_rhs): Remove.
14193 (is_gimple_reg_or_call_rhs): Rename to ...
14194 (is_gimple_reg_rhs_or_call): ... this.
14195 (is_gimple_mem_or_call_rhs): Rename to ...
14196 (is_gimple_mem_rhs_or_call): ... this.
14197 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14198 DECL_GIMPLE_REG_P only if is_formal is true.
14199 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14200 for non-proper post-modify expression gimplification.
14201 (gimplify_self_mod_expr): For post-modify expressions gimplify
14202 the lvalue to a minimal lvalue.
14203 (rhs_predicate_for): Remove formal temp case.
14204 (gimplify_modify_expr_rhs): Likewise.
14205 (gimplify_addr_expr): Use is_gimple_reg.
14206 (gimplify_expr): Remove formal temp cases.
14207 (gimple_regimplify_operands): Likewise.
14208 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14209 and FILTER_EXPR like constants.
14210 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14212 (is_gimple_formal_tmp_rhs): Remove.
14213 (is_gimple_reg_rhs): Remove special casing.
14214 (is_gimple_mem_rhs): Fix.
14215 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14216 (is_gimple_formal_tmp_var): Remove.
14217 (is_gimple_formal_tmp_reg): Likewise.
14218 (is_gimple_min_lval): Allow invariant component ref parts.
14219 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14220 is_gimple_formal_tmp_reg): Remove declarations.
14221 * tree-cfg.c (verify_expr): Verify that variables with address
14222 taken do not have DECL_GIMPLE_REG_P set.
14223 * tree-mudflap.c (mf_build_check_statement_for): Use
14224 force_gimple_operand instead of gimplify_expr.
14226 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14228 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14229 schedulable rows to compute_split_row.
14231 2009-03-31 Ben Elliston <bje@au.ibm.com>
14234 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14237 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14239 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14240 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14241 * configure: Regenerate.
14242 * config.in: Regenerate.
14243 * config/rs6000/rs6000.opt (mtls-markers): Add.
14244 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14245 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14246 (tls_ld_aix, tls_ld_sysv): Likewise.
14247 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14248 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14250 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14252 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14254 2009-03-30 Jan Hubicka <jh@suse.cz>
14256 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14258 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14259 detection and label handling.
14261 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14263 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14264 left_conflicts_size.
14265 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14266 ALLOCNO_LEFT_CONFLICTS_SIZE.
14268 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14269 remove_allocno_from_bucket_and_push,
14270 allocno_spill_priority_compare, push_allocnos_to_stack,
14271 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14272 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14273 (setup_allocno_left_conflicts_num): Ditto. Rename to
14274 setup_allocno_left_conflicts_size.
14275 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14276 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14277 setup_allocno_left_conflicts_size instead of
14278 setup_allocno_left_conflicts_num.
14280 * ira-build.c (ira_create_allocno): Use
14281 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14282 ALLOCNO_LEFT_CONFLICTS_NUM.
14284 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14286 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14287 instead of DF_LR_OUT.
14289 * ira-lives.c (process_bb_node_lives): Ditto.
14291 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14292 instead of DF_LR_{OUT,IN}.
14294 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14296 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14298 2009-03-30 Jan Hubicka <jh@suse.cz>
14300 * except.c (label_to_region_map): Fix thinko.
14302 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14304 PR middle-end/38237
14305 * tree.h (tree_find_value): New declaration.
14306 * tree.c (tree_find_value): New function.
14307 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14309 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14312 * c-decl.c (struct c_binding): Add locus field.
14313 (bind): Add locus argument, set locus field from it.
14314 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14315 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14316 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14317 implicitly_declare, undeclared_variable, lookup_label,
14318 declare_label, c_make_fname_decl, c_builtin_function,
14319 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14322 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14325 * config/i386/i386.c (classify_argument): Check total size of
14328 2009-03-30 Martin Jambor <mjambor@suse.cz>
14330 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14331 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14332 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14335 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14336 seen_variable_array_ref while also traversing a union.
14338 * tree-inline.c (optimize_inline_calls): Do not call
14339 cgraph_node_remove_callees.
14340 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14341 (pass_remove_cgraph_callee_edges): New variable.
14342 * passes.c (init_optimization_passes): Add
14343 pass_remove_cgraph_callee_edges after early inlining and before all
14344 late intraprocedural passes.
14346 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14348 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14350 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14351 Fix typos in names.
14353 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14355 * combine.c (simplify_comparison): Use have_insn_for.
14356 * dojump.c (do_jump): Likewise.
14358 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14360 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14361 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14362 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14363 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14364 instead of sparc_compare_emitted.
14365 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14366 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14367 instead of sparc_compare_emitted.
14369 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14371 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14372 enter/exit cfglayout mode.
14373 (pass_partition_block): Require it.
14374 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14375 (combine_instructions): Track basic blocks instead of labels.
14376 (update_cfg_for_uncondjump): New.
14377 (try_combine): Use it. Update jumps after rescanning.
14378 (pass_combine): Require PROP_cfglayout.
14379 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14381 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14383 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14384 Provide/destroy PROP_cfglayout respectively.
14385 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14386 * tree-pass.h (PROP_cfglayout): New.
14388 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14390 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14391 fold_convert_const_fixed_from_fixed,
14392 fold_convert_const_fixed_from_int,
14393 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14394 set TREE_CONSTANT_OVERFLOW.
14395 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14396 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14398 2009-03-30 Ira Rosen <irar@il.ibm.com>
14400 * tree-vect-loop-manip.c: New file.
14401 * tree-vectorizer.c: Update documentation and included files.
14402 (vect_loop_location): Make extern.
14403 (rename_use_op): Move to tree-vect-loop-manip.c
14404 (rename_variables_in_bb, rename_variables_in_loop,
14405 slpeel_update_phis_for_duplicate_loop,
14406 slpeel_update_phi_nodes_for_guard1,
14407 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14408 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14409 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14410 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14411 find_loop_location): Likewise.
14412 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14413 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14414 get_vectype_for_scalar_type, vect_is_simple_use,
14415 supportable_widening_operation, supportable_narrowing_operation):
14417 (bb_in_loop_p): Move to tree-vect-loop.c.
14418 (new_loop_vec_info, destroy_loop_vec_info,
14419 reduction_code_for_scalar_code, report_vect_op,
14420 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14421 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14422 (vect_supportable_dr_alignment): Likewise.
14423 * tree-vectorizer.h (tree-data-ref.h): Include.
14424 (vect_loop_location): Declare.
14425 Reorganize function declarations according to the new file structure.
14426 * tree-vect-loop.c: New file.
14427 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14428 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14429 * tree-vect-data-refs.c: New file.
14430 * tree-vect-patterns.c (timevar.h): Don't include.
14431 * tree-vect-stmts.c: New file.
14432 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14433 tree-vect-slp.c, tree-vect-loop.c.
14434 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14435 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14436 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14437 (tree-vect-analyze.o): Remove.
14438 (tree-vect-transform.o): Likewise.
14439 (tree-vect-data-refs.o): Add rule.
14440 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14441 tree-vect-slp.o): Likewise.
14442 (tree-vect-patterns.o): Remove redundant dependencies.
14443 (tree-vectorizer.o): Likewise.
14444 * tree-vect-slp.c: New file.
14446 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14448 * optc-gen.awk: Warn if an option flag has multiple different
14451 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14453 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14454 -floop-block): Document dependences on PPL, CLooG and Graphite.
14456 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14458 PR rtl-optimization/323
14459 * c-common.c (c_fully_fold, convert_and_check,
14460 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14461 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14462 * c-common.def (EXCESS_PRECISION_EXPR): New.
14463 * c-cppbuiltin.c (builtin_define_float_constants): Define
14464 constants with enough digits for long double.
14465 * c-lex.c (interpret_float): Interpret constant with excess
14466 precision where appropriate.
14467 * c-opts.c (c_common_post_options): Set
14468 flag_excess_precision_cmdline. Give an error for
14469 -fexcess-precision=standard for C++ for processors where the
14470 option is significant.
14471 * c-parser.c (c_parser_conditional_expression): Handle excess
14472 precision in condition.
14473 * c-typeck.c (convert_arguments): Handle arguments with excess
14475 (build_unary_op): Move excess precision outside operation.
14476 (build_conditional_expr): Likewise.
14477 (build_compound_expr): Likewise.
14478 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14479 (build_modify_expr): Handle excess precision in RHS.
14480 (convert_for_assignment): Handle excess precision in converted
14482 (digest_init, output_init_element, process_init_element): Handle
14483 excess precision in initializer.
14484 (c_finish_return): Handle excess precision in return value.
14485 (build_binary_op): Handle excess precision in operands and add
14486 excess precision as needed for operation.
14487 * common.opt (-fexcess-precision=): New option.
14488 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14489 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14490 For standard excess precision, output explicit conversion to and
14491 truncation from XFmode.
14492 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14493 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14494 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14495 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14496 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14497 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14498 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14499 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14500 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14501 define_splits, sqrt<mode>2): Disable where appropriate for
14502 standard excess precision.
14503 * convert.c (convert_to_real): Do not shorten arithmetic to type
14504 for which excess precision would be used.
14505 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14506 * doc/invoke.texi (-fexcess-precision=): Document option.
14507 (-mfpmath=): Correct index entry.
14508 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14509 flag_excess_precision): New.
14510 * langhooks.c (lhd_post_options): Set
14511 flag_excess_precision_cmdline.
14512 * opts.c (common_handle_option): Handle -fexcess-precision=.
14513 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14514 init_excess_precision): New.
14515 (lang_dependent_init_target): Call init_excess_precision.
14516 * tree.c (excess_precision_type): New.
14517 * tree.h (excess_precision_type): Declare.
14519 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14522 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14523 non-lvalue to component.
14525 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14527 PR preprocessor/34695
14528 * Makefile.in (c-opts.o): Depend on c-tree.h.
14529 * c-common.c: Move down include of diagnostic.h.
14530 (done_lexing, c_cpp_error): New.
14531 * c-common.h (done_lexing): Declare.
14532 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14534 * c-opts.c: Include c-tree.h.
14535 (c_common_init_options): Set preprocessor error callback.
14536 (c_common_handle_option): Do not set preprocessor
14537 inhibit_warnings, warnings_are_errors, warn_system_headers,
14538 pedantic_errors or inhibit_warnings flags.
14539 (c_common_post_options): Do not check cpp_errors (parse_in).
14540 (c_common_finish): Do not output dependencies if there were
14541 errors. Do not check return value of cpp_finish.
14542 * c-ppoutput.c (pp_file_change): Set input_location.
14543 * c-tree.h (c_cpp_error): Declare.
14544 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14546 (diagnostic_build_prefix): Check override_column.
14547 * diagnostic.h (diagnostic_info): Add override_column field.
14548 (diagnostic_override_column): Define.
14550 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14552 * c-common.c (c_expand_expr, c_staticp): Remove.
14553 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14554 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14555 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14556 * c-gimplify.c (gimplify_compound_literal_expr,
14557 optimize_compound_literals_in_ctor): Remove.
14558 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14559 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14560 * c-semantics.c (emit_local_var): Remove.
14562 * langhooks-def.h (lhd_expand_expr): Remove.
14563 * langhooks.c (lhd_expand_expr): Remove.
14564 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14566 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14567 handling from c-semantics.c; don't call into langhook.
14568 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14569 * gimplify.c (gimplify_compound_literal_expr,
14570 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14571 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14572 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14573 as was done in c-gimplify.c.
14574 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14575 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14576 Move from c-common.h.
14577 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14579 * tree.c (staticp): Do not call langhook.
14580 * langhooks.c (lhd_staticp): Delete.
14581 * langhooks-def.h (lhd_staticp): Delete prototype.
14582 (LANG_HOOKS_STATICP): Delete.
14583 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14585 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14586 instead of DECL_STMTs.
14588 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14596 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14598 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14599 contained expression.
14600 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14601 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14602 conditional expressions for C.
14603 (decl_constant_value_for_optimization): Move from
14604 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14605 whether optimizing and that the expression is a VAR_DECL not of
14606 array type instead of doing such checks in the caller. Do not
14607 check pedantic. Call gcc_unreachable for C++.
14608 * c-common.def (C_MAYBE_CONST_EXPR): New.
14609 * c-common.h (c_fully_fold, c_save_expr,
14610 decl_constant_value_for_optimization): New prototypes.
14611 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14612 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14613 EXPR_INT_CONST_OPERANDS): Define.
14614 * c-convert.c (convert): Strip nops from expression.
14615 * c-decl.c (groktypename): Take extra parameters expr and
14616 expr_const_operands. Update call to grokdeclarator.
14617 (start_decl): Update call to grokdeclarator. Add statement for
14618 expressions used in type of decl.
14619 (grokparm): Update call to grokdeclarator.
14620 (push_parm_decl): Update call to grokdeclarator.
14621 (build_compound_literal): Add parameter non_const and build a
14622 C_MAYBE_COSNT_EXPR if applicable.
14623 (grokdeclarator): Take extra parameters expr and
14624 expr_const_operands. Track expressions used in declaration
14625 specifiers and declarators. Fold array sizes and track whether
14626 they are constant expressions and whether they are integer
14627 constant expressions.
14628 (parser_xref_tag): Set expr and expr_const_operands fields in
14630 (grokfield): Update call to grokdeclarator.
14631 (start_function): Update call to grokdeclarator.
14632 (build_null_declspecs): Set expr and expr_const_operands fields in
14634 (declspecs_add_type): Handle expressions in typeof specifiers.
14635 * c-parser.c (c_parser_declspecs): Set expr and
14636 expr_const_operands fields for declaration specifiers.
14637 (c_parser_enum_specifier): Likewise.
14638 (c_parser_struct_or_union_specifier): Likewise.
14639 (c_parser_typeof_specifier): Likewise. Update call to
14640 groktypename. Fold expression as needed. Return expressions with
14641 type instead of adding statements.
14642 (c_parser_attributes): Update calls to c_parser_expr_list.
14643 (c_parser_statement_after_labels): Fold expression before passing
14644 to objc_build_throw_stmt.
14645 (c_parser_condition): Fold expression.
14646 (c_parser_asm_operands): Fold expression.
14647 (c_parser_conditional_expression): Use c_save_expr. Update call
14648 to build_conditional_expr.
14649 (c_parser_alignof_expression): Update call to groktypename.
14650 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14651 original_code. Fold expression argument of va_arg. Create
14652 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14653 argument to va_arg. Update calls to groktypename. Fold array
14654 index for offsetof. Verify that first argument to
14655 __builtin_choose_expr has integer type.
14656 (c_parser_postfix_expression_after_paren_type): Update calls to
14657 groktypename and build_compound_literal. Handle expressions with
14658 side effects in type name.
14659 (c_parser_postfix_expression_after_primary): Update call to
14660 c_parser_expr_list. Set original_code for calls to
14661 __builtin_constant_p.
14662 (c_parser_expr_list): Take extra parameter fold_p. Fold
14663 expressions if requested.
14664 (c_parser_objc_type_name): Update call to groktypename.
14665 (c_parser_objc_synchronized_statement): Fold expression.
14666 (c_parser_objc_receiver): Fold expression.
14667 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14668 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14669 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14670 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14671 (struct c_typespec): Add elements expr and expr_const_operands.
14672 (struct c_declspecs): Add elements expr and expr_const_operands.
14673 (groktypename, build_conditional_expr, build_compound_literal):
14675 (in_late_binary_op): Declare.
14676 * c-typeck.c (note_integer_operands): New function.
14677 (in_late_binary_op): New variable.
14678 (decl_constant_value_for_broken_optimization): Move to c-common.c
14679 and rename to decl_constant_value_for_optimization.
14680 (default_function_array_conversion): Do not strip nops.
14681 (default_conversion): Do not call
14682 decl_constant_value_for_broken_optimization.
14683 (build_array_ref): Do not fold result.
14684 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14685 result when operand is a VLA.
14686 (c_expr_sizeof_type): Update call to groktypename. Handle
14687 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14688 result when operand names a VLA type.
14689 (build_function_call): Update call to build_compound_literal.
14690 Only fold result for calls to __builtin_* functions. Strip
14691 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14692 the function designator.
14693 (convert_arguments): Fold arguments. Update call to
14694 convert_for_assignment.
14695 (build_unary_op): Handle increment and decrement of
14696 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14697 decrement earlier. Fold operand of increment and decrement.
14698 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14699 built for integer operand. Wrap returns that are INTEGER_CSTs
14700 without being integer constant expressions or that have integer
14701 constant operands without being INTEGER_CSTs.
14702 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14703 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14704 result is an integer constant expression or can be used in
14705 unevaluated parts of one and avoid folding and wrap as
14706 appropriate. Fold operands before possibly doing -Wsign-compare
14708 (build_compound_expr): Wrap result for C99 if operands can be used
14709 in integer constant expressions.
14710 (build_c_cast): Update call to digest_init. Do not ignore
14711 overflow from casting floating-point constants to integers. Wrap
14712 results that could be confused with integer constant expressions,
14713 null pointer constants or floating-point constants.
14714 (c_cast_expr): Update call to groktypename. Handle expressions
14715 included in type name.
14716 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14717 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14718 Update calls to convert_for_assignment.
14719 (convert_for_assignment): Take new parameter
14720 null_pointer_constant. Do not strip nops or call
14721 decl_constant_value_for_broken_optimization. Set
14722 in_late_binary_op for conversions to boolean.
14723 (store_init_value): Update call to digest_init.
14724 (digest_init): Take new parameter null_pointer_constant. Do not
14725 call decl_constant_value_for_broken_optimization. pedwarn for
14726 initializers not constant expressions. Update calls to
14727 convert_for_assignment.
14728 (constructor_nonconst): New.
14729 (struct constructor_stack): Add nonconst element.
14730 (really_start_incremental_init, push_init_level, pop_init_level):
14731 Handle constructor_nonconst and nonconst element.
14732 (set_init_index): Call constant_expression_warning for array
14734 (output_init_element): Fold value. Set constructor_nonconst as
14735 applicable. pedwarn for initializers not constant expressions.
14736 Update call to digest_init. Call constant_expression_warning
14737 where constant initializers are required.
14738 (process_init_element): Use c_save_expr.
14739 (c_finish_goto_ptr): Fold expression.
14740 (c_finish_return): Fold return value. Update call to
14741 convert_for_assignment.
14742 (c_start_case): Fold switch expression.
14743 (c_process_expr_stmt): Fold expression.
14744 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14745 ensure statement expression is not evaluated in constant expression.
14746 (build_binary_op): Track whether results are integer constant
14747 expressions or may occur in such, disable folding and wrap results
14748 as applicable. Fold operands for -Wsign-compare warnings unless
14750 (c_objc_common_truthvalue_conversion): Handle results folded to
14751 integer constants that are not integer constant expressions.
14752 * doc/extend.texi: Document when typeof operands are evaluated,
14753 that condition of __builtin_choose_expr is an integer constant
14754 expression, and more about use of __builtin_constant_p in
14757 2009-03-29 Richard Guenther <rguenther@suse.de>
14759 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14760 propagate addresses of array references.
14762 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14764 * regmove.c (perhaps_ends_bb_p): Remove.
14765 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14766 from INSN and check that the main loop stays within that basic block.
14767 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14768 (regmove_forward_pass): Split out from regmove_optimize. Use
14769 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14770 (regmove_backward_pass): Split out from regmove_optimize. Use
14771 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14772 (regmove_optimize): Simplify.
14774 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14777 * config/i386/i386.c (classify_argument): Ignore flexible array
14778 member in struct and warn ABI change.
14780 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14782 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14784 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14785 (ix86_adjust_cost): Updated.
14787 2009-03-29 Jan Hubicka <jh@suse.cz>
14789 PR middle-end/28850
14790 * tree-pass.h (pass_cleanup_eh): New function.
14791 (remove_unreachable_regions): Break code handling RTL
14792 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14793 that can not be reached by runtime.
14794 (can_be_reached_by_runtime): New function.
14795 (label_to_region_map): New function.
14796 (num_eh_regions): New function.
14797 (rtl_remove_unreachable_regions): New function.
14798 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14799 (remove_eh_region): New function.
14800 * except.h: Include sbitmap and vecprim.
14801 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14802 num_eh_regions): Declare.
14803 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14804 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14805 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14806 (tree_empty_eh_handler_p): New function.
14807 (cleanup_empty_eh): New function.
14808 (cleanup_eh): New function.
14809 (pass_cleanup_eh): New function.
14811 2009-03-29 Jan Hubicka <jh@suse.cz>
14813 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14814 for removed regions.
14816 2009-03-29 Jan Hubicka <jh@suse.cz>
14818 * except.c (dump_eh_tree): Dump all datastructures.
14820 2009-03-29 Jan Hubicka <jh@suse.cz>
14822 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14823 (duplicate_eh_regions_1): Likewise.
14824 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14825 vector; call EH verification.
14826 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14827 Be ready for region being removed.
14829 2009-03-29 Jan Hubicka <jh@suse.cz>
14831 * bitmap.c (bitmap_last_set_bit): New function.
14832 * bitmap.h (bitmap_last_set_bit): Declare.
14834 2009-03-29 David Ayers <ayers@fsfe.org>
14837 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14838 by calling objc_compare_types and surpress warnings about
14839 incompatible C pointers that are compatible ObjC pointers.
14841 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14843 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14844 call initialize_inline_failed.
14845 (initialize_inline_failed): Move it from here ...
14846 * cgraph.c (initialize_inline_failed): ... to here.
14847 (cgraph_create_edge): Call initialize_inline_failed rather than
14848 setting inline_failed directly.
14850 2009-03-29 Ben Elliston <bje@au.ibm.com>
14853 * sysv4.opt (msdata): Improve comment.
14854 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14855 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14857 2009-03-29 Ben Elliston <bje@au.ibm.com>
14860 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14861 load and store attributes.
14863 2009-03-29 Ben Elliston <bje@au.ibm.com>
14865 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14866 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14867 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14868 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14869 __builtin_infq and __builtin_huge_valq.
14871 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14873 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14875 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14876 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14878 2009-03-28 Xinliang David Li <davidxl@google.com>
14880 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14881 (do_dbg_cnt): New function.
14883 2009-03-28 Jan Hubicka <jh@suse.cz>
14885 Merge from pretty-ipa:
14887 2009-03-27 Jan Hubicka <jh@suse.cz>
14889 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14890 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14891 * passes.c (function_called_by_processed_nodes_p): New.
14892 * ipa-pure-const.c (check_call): Fix handling of operands.
14893 (analyze_function): Dump debug output for skipped bodies.
14894 (local_pure_const): Use function_called_by_processed_nodes_p.
14895 * dwarf2out.c (reference_to_unused): Use output.
14896 * passes.c (do_per_function_toporder): Likewise.
14898 2008-11-12 Jan Hubicka <jh@suse.cz>
14900 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14901 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14902 state_set_in_source enum
14903 (check_decl): Ignore memory tags; do not set fake looping flags;
14905 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14906 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14907 (check_call, analyze_function): Rewrite.
14909 (add_new_function): Update call of analyze_function.
14910 (generate_summary): Add call of analyze_function.
14911 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14912 (local_pure_const): New function.
14913 (pass_local_pure_const): New pass.
14914 * ipa-inline.c (inline_transform): Set after_inlining.
14915 * tree-eh.c (stmt_can_throw_external): New.
14916 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14917 work with aliasing built.
14918 * tree-flow.h (stmt_can_throw_external): New.
14919 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14920 and local pure/const pass in early and late optimization queue.
14922 2009-03-28 Martin Jambor <mjambor@suse.cz>
14924 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14926 (fold_binary): Allow function decl aligment consideration is the
14927 second argument is integer constant one.
14928 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14929 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14930 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14932 2009-03-28 Jan Hubicka <jh@suse.cz>
14934 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14935 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14936 * function.h (rtl_data): Add nothrow flag.
14937 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14938 set DECL_NOTHROW for AVAILABLE functions.
14940 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14942 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14943 following vector keyword has expansion starting with pixel or bool
14944 keyword, expand vector to __vector and pixel or bool to __pixel or
14948 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14949 warn_if_disallowed_function_p): Removed.
14950 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14951 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14952 warning_if_disallowed_function_p.
14953 * flags.h (warn_if_disallowed_function_p,
14954 warn_disallowed_functions): Removed.
14955 * common.opt (Wdisallowed-function-list=): Removed.
14956 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14958 2009-03-28 Richard Guenther <rguenther@suse.de>
14960 PR tree-optimization/38723
14961 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14964 2009-03-28 Jan Hubicka <jh@suse.cz>
14966 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14967 test introduced by my previous patch.
14969 2009-03-28 Richard Guenther <rguenther@suse.de>
14971 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14972 the PHIs value undefined.
14974 2009-03-28 Jan Hubicka <jh@suse.cz>
14976 * tree-pass.h (pass_fixup_cfg): New pass.
14977 * ipa-inline.c (inline_transform): Set
14978 always_inline_functions_inlined/after_inlining.
14979 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14980 (pass_fixup_cfg): New pass.
14981 * passes.c (init_optimization_passes): Add fixup_cfg.
14983 2009-03-28 Richard Guenther <rguenther@suse.de>
14985 PR tree-optimization/38458
14986 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14987 argument use the arguments copy-of value.
14989 2009-03-28 Richard Guenther <rguenther@suse.de>
14991 PR tree-optimization/38180
14992 * tree-ssa-ccp.c (get_default_value): Simplify.
14993 (likely_value): Likewise.
14994 (surely_varying_stmt_p): Properly handle VOP case.
14995 (ccp_initialize): Likewise.
14996 (ccp_fold): Handle propagating through *&.
14997 (fold_const_aggregate_ref): Also handle decls.
14999 2009-03-28 Jan Hubicka <jh@suse.cz>
15001 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15002 * cgraph.h (cgraph_node): Likewise.
15003 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15004 (cgraph_reset_node): Use process flag.
15005 (cgraph_mark_functions_to_output): Likewise.
15006 (cgraph_expand_function): Likewise.
15007 (cgraph_expand_all_functions): Likewise.
15008 (cgraph_output_in_order): Likewise.
15009 * dwarf2out.c (reference_to_unused): Likewise.
15010 * passes.c do_per_function_toporder): Likewise.
15012 2009-03-28 Jan Hubicka <jh@suse.cz>
15014 Bring from lto-branch:
15016 2008-09-03 Doug Kwan <dougkwan@google.com>
15018 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15019 enums instead of reason strings.
15020 * cgraph.c (cgraph_create_edge): Same.
15021 (cgraph_inline_failed_string): New function.
15022 * cgraph.h (cgraph_inline_failed_t): New enum type.
15023 (cgraph_inline_failed_string): New prototype.
15024 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15025 char pointer to cgraph_inline_failed_t.
15026 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15027 (cgraph_default_inline_p): Ditto.
15028 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15029 to cgraph_inline_failed_t pointer.
15030 * cif-code.def: New file.
15031 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15033 (cgraph_check_inline_limits): Change type of REASON to pointer to
15034 cgraph_inline_failed_t. Replace reason strings with enums.
15035 (cgraph_default_inline_p): Ditto.
15036 (cgraph_recursive_inlining_p): Ditto.
15037 (update_caller_keys): Change type of FAILED_REASON to
15038 cgraph_inline_failed_t.
15039 (cgraph_set_inline_failed): Change type of REASON to pointer to
15040 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15041 convert enums to strings for text output.
15042 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15043 to be of type cgraph_inline_failed_t. Replace reason strings with
15044 enums. Call cgraph_inline_failed_string to covert enums
15045 to strings for text output.
15046 (cgraph_decide_inlining): Replace reason strings with enums.
15047 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15048 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15050 * tree-inline.c (expand_call_inline): Change type of REASON
15051 to cgraph_inline_failed_t. Replace reason strings with enums.
15052 Call cgraph_inline_failed_string for text output.
15053 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15056 2009-03-28 Jan Hubicka <jh@suse.cz>
15058 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15059 cgraph_clone_node): Remove master clone handling.
15060 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15061 * cgraph.h (master_clone): Remove.
15062 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15063 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15064 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15066 2009-03-28 Jan Hubicka <jh@suse.cz>
15068 * cgraph.c (cgraph_function_body_availability): Functions declared
15069 inline are always safe to assume that it is not going to be replaced.
15071 2009-03-28 Richard Guenther <rguenther@suse.de>
15073 PR tree-optimization/38513
15074 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15075 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15076 EXC_PTR_EXPR and FILTER_EXPR.
15077 (get_ref_from_reference_ops): Likewise.
15079 2009-03-28 Richard Guenther <rguenther@suse.de>
15081 PR tree-optimization/38968
15082 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15083 Use FLOOR_MOD_EXPR to compute misalignment.
15085 2009-03-28 Richard Guenther <rguenther@suse.de>
15087 PR tree-optimization/37795
15088 * tree.h (combine_comparisons): Declare.
15089 * fold-const.c (combine_comparisons): Export.
15090 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15092 (ifcombine_iforif): Use combine_comparisons.
15094 2009-03-28 Jan Hubicka <jh@suse.cz>
15096 * tree-eh.c (inlinable_call_p): New function.
15097 (make_eh_edges): Use it.
15098 (verify_eh_edges): Use it.
15099 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15100 * except.c (reachable_next_level): Add inlinable_function argument
15101 (sjlj_find_directly_reachable_regions): Update.
15102 (add_reachable_handler): Do not set saw_any_handlers.
15103 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15104 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15105 Add new inlinable call parameter.
15106 (can_throw_internal, can_throw_external): Update.
15107 * except.h (can_throw_internal_1, can_throw_external_1,
15108 foreach_reachable_handler): Update declaration.
15110 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15112 * config/arm/t-arm-coff, config/h8300/coff.h,
15113 config/i386/i386-aout.h, config/i386/i386-coff.h,
15114 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15115 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15116 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15117 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15118 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15119 sys-types.h: Remove.
15120 * Makefile.in: Remove protoize and fixproto support and references
15122 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15123 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15125 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15126 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15127 unprotoize$(exeext).
15128 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15129 (.PHONY): Don't depend on proto.
15130 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15131 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15132 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15133 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15134 build/gen-protos.o, build/scan.o, xsys-protos.h,
15135 build/fix-header$(build_exeext), build/fix-header.o,
15136 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15137 stmp-install-fixproto): Remove.
15138 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15139 SYSCALLS.c or fixproto files.
15140 (install-common): Don't install protoize.
15141 (install-headers-tar, install-headers-cpio, install-headers-cp):
15142 Don't depend on $(STMP_FIXPROTO).
15143 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15144 install fixproto files or write out fixproto settings.
15145 (uninstall): Don't uninstall protoize.
15146 * config.gcc (use_fixproto): Remove.
15147 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15148 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15149 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15150 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15151 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15152 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15153 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15154 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15155 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15156 * config/t-vxworks (STMP_FIXPROTO): Remove.
15157 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15158 STMP_FIXPROTO): Remove.
15159 * config.in, configure: Regenerate.
15160 * crtstuff.c (gid_t, uid_t): Don't undefine.
15161 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15162 (arm-*-coff, arm-*-aout: Remove target entries.
15163 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15164 Remove mention of AIX 4.1.
15165 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15166 * doc/invoke.texi (Running Protoize): Remove.
15167 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15168 (Protoize Caveats): Remove.
15169 * tsystem.h: Update comments on headers assumed to exist.
15171 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15173 * genautomata.c: Add a new year to the copyright. Add a new
15175 (struct insn_reserv_decl): Add comments for member bypass_list.
15176 (find_bypass): Remove.
15177 (insert_bypass): New.
15178 (process_decls): Use insert_bypass.
15179 (output_internal_insn_latency_func): Output all bypasses with the
15180 same input insn in one switch case.
15182 * rtl.def (define_bypass): Describe bypass choice.
15183 * doc/md.texi (define_bypass): Ditto.
15185 2009-03-27 Richard Guenther <rguenther@suse.de>
15187 * gimplify.c (mark_addressable): Export.
15188 * tree-flow.h (mark_addressable): Declare.
15189 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15190 * tree-ssa.c (verify_phi_args): Verify that address taken
15191 variables have TREE_ADDRESSABLE set.
15193 2009-03-27 Richard Guenther <rguenther@suse.de>
15195 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15196 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15197 Do not mark decls TREE_ADDRESSABLE.
15198 (build_fold_addr_expr): Adjust.
15199 (fold_addr_expr): Remove.
15200 (fold_unary): Use build_fold_addr_expr.
15201 (fold_comparison): Likewise.
15202 (split_address_to_core_and_offset): Likewise.
15203 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15205 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15206 (gimplify_modify_expr_to_memcpy): Mark source and destination
15208 * omp-low.c (create_omp_child_function): Mark the object decl
15210 (lower_rec_input_clauses): Mark the var we take the address of
15212 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15214 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15216 PR middle-end/39315
15217 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15218 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15220 2009-03-27 Richard Guenther <rguenther@suse.de>
15222 PR tree-optimization/39120
15223 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15225 (handle_lhs_call): Process return constraints. Add escape
15226 constraints if necessary.
15227 (handle_const_call): Fill out return constraints. Make nested
15228 case more precise. Avoid consttmp if possible.
15229 (handle_pure_call): Fill out return constraints. Avoid
15230 callused if possible.
15231 (find_func_aliases): Simplify call handling.
15233 2009-03-27 Richard Guenther <rguenther@suse.de>
15235 PR tree-optimization/39120
15236 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15237 as a representative.
15238 (solve_graph): Do propagate CALLUSED.
15239 (handle_pure_call): Use a scalar constraint from CALLUSED for
15241 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15244 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15247 * c-common.c (handle_aligned_attribute): Properly check alignment
15248 overflow. Use (1U << i) instead of (1 << i).
15250 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15252 * expr.h (get_mem_align_offset): Updated.
15254 * tree.h (tree_decl_common): Change align to "unsigned int" and
15255 move it before pointer_alias_set.
15257 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15258 Jakub Jelinek <jakub@redhat.com>
15261 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15262 gr_register_operand with gr_reg_or_0_operand.
15263 (cmpxchg_rel_di): Likewise.
15264 (sync_lock_test_and_set<mode>): Likewise.
15266 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15268 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15269 (true_regnum): Likewise.
15271 * rtlanal.c (subreg_info): Moved to ...
15272 * rtl.h (subreg_info): Here. New.
15273 (subreg_get_info): New.
15275 * rtlanal.c (subreg_get_info): Make it extern.
15277 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15280 * config/i386/i386.c (ix86_abi): New.
15281 (override_options): Handle -mabi=.
15282 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15283 (ix86_call_abi_override): Likewise.
15284 (init_cumulative_args): Likewise.
15285 (function_arg_advance): Likewise.
15286 (function_arg_64): Likewise.
15287 (function_arg): Likewise.
15288 (ix86_pass_by_reference): Likewise.
15289 (ix86_function_value_regno_p): Likewise.
15290 (ix86_build_builtin_va_list_abi): Likewise.
15291 (setup_incoming_varargs_64): Likewise.
15292 (is_va_list_char_pointer): Likewise.
15293 (ix86_init_machine_status): Likewise.
15294 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15295 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15296 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15297 (ix86_function_abi): Make it static and return enum calling_abi.
15298 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15300 (ix86_fn_abi_va_list): Updated.
15302 * config/i386/i386.h (ix86_abi): New.
15303 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15304 (CONDITIONAL_REGISTER_USAGE): Likewise.
15305 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15306 (machine_function): Likewise.
15308 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15310 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15311 (STACK_BOUNDARY): Likewise.
15312 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15314 * config/i386/i386.opt (mabi=): New.
15316 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15317 return enum calling_abi.
15318 (ix86_function_type_abi): Likewise.
15319 (ix86_function_abi): Removed.
15321 * doc/invoke.texi: Document -mabi= option for x86.
15323 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15325 * builtins.c (real_dconstp): Delete.
15326 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15328 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15329 Jakub Jelinek <jakub@redhat.com>
15332 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15333 (gen_subprogram_die): When a function is explicit, generate the
15334 DW_AT_explicit attribute.
15335 * langhooks.h (struct lang_hooks_for_decls): Add
15336 function_decl_explicit_p langhook.
15337 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15338 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15340 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15342 * builtins.c (fold_builtin_memory_op): Optimize memmove
15343 into memcpy if we can prove source and destination don't overlap.
15345 * tree-inline.c: Include gt-tree-inline.h.
15346 (clone_fn_id_num): New variable.
15347 (clone_function_name): New function.
15348 (tree_function_versioning): Use it.
15349 * Makefile.in (GTFILES): Add tree-inline.c.
15351 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15353 * BASE-VER: Change to 4.5.0.
15355 2009-03-27 Xinliang David Li <davidxl@google.com>
15357 PR tree-optimization/39557
15358 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15360 2009-03-27 Xinliang David Li <davidxl@google.com>
15362 PR tree-optimization/39548
15363 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15366 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15368 * c-common.c (pointer_int_sum): Use %wd on return from
15371 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15373 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15374 on return from tree_low_cst.
15376 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15379 * ginclude/stdarg.h (va_copy): Define also for
15380 __GXX_EXPERIMENTAL_CXX0X__.
15382 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15385 * builtins.h (c_strlen): Do not warn here.
15386 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15387 * c-common.c (pointer_int_sum): Take an explicit location.
15388 Warn about offsets out of bounds.
15389 * c-common.h (pointer_int_sum): Adjust declaration.
15391 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15393 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15396 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15399 * opts.c (warn_if_disallowed_function_p): Don't assume
15400 get_callee_fndecl must return non-NULL.
15402 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15404 PR rtl-optimization/39522
15405 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15406 when reg_reloaded_valid is set.
15408 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15410 * config/spu/divv2df3.c: New file.
15411 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15412 (DPBIT_FUNCS): Filter out _div_df.
15414 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15416 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15417 a jump insn, count that jump in the distance to the loop start.
15419 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15422 * config/sh/sh.c (calc_live_regs): Fix condition for global
15423 registers except PIC_OFFSET_TABLE_REGNUM.
15425 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15428 * doc/invoke.texi (-mconsole): New.
15430 (-mno-cygwin): New.
15432 (-mnop-fun-dllimport): New.
15436 (sub section "i386 and x86-64 Windows Options"): New.
15438 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15440 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15441 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15443 2009-03-25 Richard Guenther <rguenther@suse.de>
15445 PR middle-end/39497
15446 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15449 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15451 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15452 neither of haifa/selective schedulers are working.
15454 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15456 * doc/invoke.texi (Debugging Options): Fix description of
15457 -fno-merge-debug-strings.
15459 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15461 * config/cris/libgcc.ver: New version-script.
15462 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15464 * configure.ac <GAS features, nop mnemonic>: Add pattern
15465 crisv32-*-* for "nop".
15466 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15467 * configure: Regenerate.
15469 2009-03-24 Ira Rosen <irar@il.ibm.com>
15471 PR tree-optimization/39529
15472 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15473 mark_sym_for_renaming for the tag copied to the new vector
15476 2009-03-24 Arthur Loiret <aloiret@debian.org>
15478 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15479 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15480 EXTRA_SPEC_FUNCTIONS.
15481 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15482 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15483 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15484 -march and -mtune options.
15486 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15488 * config/m68k/t-rtems: Add m5329 multilib.
15490 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15491 Jakub Jelinek <jakub@redhat.com>
15494 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15497 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15500 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15501 instead of c_parser_expression_conv, if original_code isn't one of the
15502 4 allowed comparison codes, fail.
15504 2009-03-23 Richard Guenther <rguenther@suse.de>
15506 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15507 * tree.h (struct tree_type): Likewise.
15508 * reload.h (struct insn_chain): Likewise.
15509 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15510 * function.h (struct function): Likewise.
15511 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15513 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15515 PR tree-optimization/39516
15516 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15518 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15520 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15521 should be set true if BITS_PER_WORD of target is bigger than 32
15523 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15525 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15526 Translate -B-options to -rpath-link. Correct existing
15527 rpath-link and conditionalize on !nostdlib.
15529 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15531 * doc/extend.texi (Function Attributes, Variable Attributes):
15533 * doc/invoke.texi (Debugging Options, Optimize Options)
15534 (i386 and x86-64 Options, MCore Options): Likewise.
15536 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15539 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15540 it for block local namespace aliases.
15541 (gen_decl_die): Pass context_die to gen_namespace_die.
15543 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15546 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15547 minimum or maximum value.
15549 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15551 * reginfo.c (globalize_reg): Recompute derived reg sets.
15553 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15556 * libgcc2.c (mprotect): Do not use signed arguments for
15557 VirtualProtect, use DWORD arguments. Also fix the 'may
15558 be used uninitialized' warning for the np variable.
15560 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15563 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15564 functions using regparm calling conventions when not optimizing.
15565 (ix86_function_sseregparm): Similarly for sseregparm calling
15568 2009-03-19 Li Feng <nemokingdom@gmail.com>
15570 PR middle-end/39500
15571 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15572 dependence if the first conflict is after niter iterations.
15574 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15576 PR middle-end/38609
15577 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15578 functions with dynamic stack-pointer adjustments.
15580 2009-03-19 Ben Elliston <bje@au.ibm.com>
15582 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15583 option; change to -msdata=data.
15585 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15587 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15590 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15593 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15595 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15597 * doc/invoke.texi (Code Gen Options): Expand discussion of
15600 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15602 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15603 * matrix-reorg.c (struct matrix_info): Likewise.
15604 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15605 * rtl.h (struct mem_attrs): Likewise.
15606 * df.h (struct df): Likewise.
15607 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15608 * ira-int.h (struct ira_allocno): Likewise.
15609 * df-scan.c (struct df_collection_rec): Likewise.
15610 * ira.c (struct equivalence): Likewise.
15611 * function.c (struct temp_slot): Likewise.
15612 * cfgloop.h (struct loop): Likewise.
15615 * function.c (use_register_for_decl): When not optimizing, disregard
15616 register keyword for variables with types containing methods.
15618 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15620 PR middle-end/39447
15621 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15622 (is_simple_operand): Call contains_component_ref_p before calling data
15623 reference analysis that would fail on COMPONENT_REFs.
15625 * tree-vrp.c (search_for_addr_array): Fix formatting.
15627 2009-03-18 Richard Guenther <rguenther@suse.de>
15629 * tree-vect-transform.c (vect_loop_versioning): Fold the
15630 generated comparisons.
15631 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15632 (slpeel_tree_peel_loop_to_edge): Likewise.
15634 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15636 PR middle-end/37805
15637 * opts.c (print_specific_help): In addition to `undocumented',
15638 accept `separate' and `joined' flags if passed alone. Describe
15639 output by the first matched one of those.
15640 (common_handle_option): Skip over empty strings.
15641 * gcc.c (display_help): Fix help string for `--help='.
15642 * doc/invoke.texi (Option Summary, Overall Options): With
15643 `--help=', classes and qualifiers can both be repeated, but
15644 only the latter can be negated. One should not pass only
15645 negated qualifiers. Fix markup and examples.
15648 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15649 PR middle-end/37805
15650 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15651 and -fhelp=separate.
15653 2009-03-17 Jing Yu <jingyu@google.com>
15655 PR middle-end/39378
15656 * function.h (struct rtl_data): Move is_thunk from here...
15657 (struct function): ...to here.
15658 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15659 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15661 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15663 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15664 (alpha_output_function_end_prologue): Likewise.
15665 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15666 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15667 (rs6000_output_function_epilogue): Likewise.
15668 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15670 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15673 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15674 from different units in a single alternative.
15675 (*truncdfsf_i387): Ditto.
15676 (*truncxfsf2_mixed): Ditto.
15677 (*truncxfdf2_mixed): Ditto.
15679 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15681 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15682 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15685 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15686 unused non-artificial variables when not optimizing.
15689 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15690 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15691 NAMESPACE_DECL in its DECL_INITIAL.
15693 PR middle-end/39443
15694 * optabs.c (set_user_assembler_libfunc): New function.
15695 * expr.h (set_user_assembler_libfunc): New prototype.
15696 * c-common.c: Include libfuncs.h.
15697 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15698 for memcmp, memset, memcpy, memmove and abort.
15699 * Makefile.in (c-common.o): Depend on libfuncs.h.
15702 * dwarf2out.c (gen_inlined_enumeration_type_die,
15703 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15704 gen_tagged_type_instantiation_die): Removed.
15705 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15708 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15711 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15713 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15714 (check-parallel-%): Ditto.
15715 (check-consistency): Ditto.
15717 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15719 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15720 local variable rhs by NULL_TREE.
15722 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15725 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15727 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15730 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15732 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15735 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15736 for ms->sysv ABI calls only in 64bit mode.
15738 * config/i386/i386.md (untyped_call): Support 32bit.
15740 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15742 * doc/extend.texi: Replace x86_65 with x86_64.
15744 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15746 PR tree-optimization/39455
15747 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15748 mismatches for POINTER_TYPE_P (type).
15749 (number_of_iterations_le): Likewise.
15751 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15753 * config/picochip/picochip.c: Removed profiling support.
15754 * config/picochip/picochip.md: Removed profiling instruction.
15755 * config/picochip/picochip.h: Removed profiling builtin.
15757 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15759 * doc/install.texi (--with-host-libstdcxx): Document.
15761 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15764 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15765 generate a warning if the function name does not begin with
15766 "__vector" and the function has either the 'signal' or 'interrupt'
15767 attribute, from here to ...
15768 (avr_declare_function_name): ...here. New function.
15769 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15770 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15772 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15775 * cse.c (fold_rtx): Don't modify original const_arg1 when
15776 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15777 separate variable instead.
15778 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15779 from out of range shift counts.
15780 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15782 2009-03-13 Catherine Moore <clm@codesourcery.com>
15784 * config/i386/x-mingw32 (host-mingw32.o): Replace
15785 diagnostic.h with $(DIAGNOSTIC_H).
15787 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15790 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15792 * config/i386/sync.md (sync_compare_and_swap<mode>,
15793 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15794 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15796 (sync_double_compare_and_swapdi_pic,
15797 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15798 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15800 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15803 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15805 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15808 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15809 (avx_addsubv4df3): Likewise.
15810 (*avx_addsubv4sf3): Likewise.
15811 (sse3_addsubv4sf3): Likewise.
15813 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15816 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15818 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15821 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15822 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15823 registers for allocnos created from user-defined variables.
15825 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15828 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15829 of non-integer mode as well.
15831 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15833 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15834 for functions for which the parameter types are unknown.
15836 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15839 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15840 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15841 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15842 * config/i386/i386.c (ix86_local_alignment): For
15843 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15844 long long variables on the stack to avoid dynamic realignment.
15845 Allow the first argument to be a decl rather than type.
15846 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15848 2009-03-11 Nick Clifton <nickc@redhat.com>
15851 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15853 Add description to mno-lsim option.
15854 * config/mcore/mcore.h: Remove comment about deprecated m4align
15856 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15857 * doc/invoke.texi: Add description of mno-lsim and
15858 mstack-increment options.
15860 * config/fr30/fr30.opt: Document the -mno-lsim option.
15861 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15862 and -mno-lsim options.
15864 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15866 * fold-const.c (fold_comparison): Only call fold_inf_compare
15867 if the mode supports infinities.
15869 2009-03-11 Jason Merrill <jason@redhat.com>
15872 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15873 end already did. Notice GIMPLE_CALL modifications of the result.
15874 Don't copy debug information from an ignored decl or a decl from
15877 2009-03-10 Richard Guenther <rguenther@suse.de>
15878 Nathan Froyd <froydnj@codesourcery.com>
15880 PR middle-end/37850
15881 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15882 (__divMODE3): Likewise.
15884 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15886 PR tree-optimization/39394
15887 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15888 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15890 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15892 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15893 inline asms for register asm ("") declarations.
15895 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15897 * fold-const.c (fold_unary): Fix comment.
15899 2009-03-07 Jan Hubicka <jh@suse.cz>
15902 * tree-inline.c (setup_one_parameter): Do replacement of const
15903 argument by constant in SSA form.
15905 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15907 PR middle-end/38028
15908 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15909 determine alignment passed to assign_stack_local.
15910 (assign_parms_unsplit_complex): Likewise.
15911 * except.c (sjlj_build_landing_pads): Likewise.
15913 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15915 PR middle-end/39360
15916 * tree-flow.h (add_referenced_var): Return bool instead of void.
15917 * tree-dfa.c (add_referenced_var): Return result of
15918 referenced_var_check_and_insert call.
15919 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15920 of referenced_var_check_and_insert.
15923 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15924 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15925 DIE, don't emit it if abstract origin already has it.
15926 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15927 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15929 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15931 * genpreds.c (needs_variable): Fix parentheses at variable name
15933 (write_tm_constrs_h): Indent generated code.
15935 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15937 * doc/extend.texi (Function Attributes): Add documentation
15938 for isr attributes.
15940 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15943 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15944 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15946 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15948 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15951 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15954 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15955 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15957 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15959 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15960 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15961 constants instead of magic numbers.
15962 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15964 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15965 (x86_64_ms_abi_int_parameter_registers): Ditto.
15966 (x86_64_int_return_registers): Ditto.
15967 (ix86_maybe_switch_abi): Ditto.
15968 (ix86_expand_call): Ditto for clobbered_registers array.
15969 (ix86_hard_regno_mode_ok): Ditto.
15970 (x86_extended_QIreg_mentioned_p): Ditto.
15972 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15974 PR tree-optimization/39349
15975 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15977 * combine.c (gen_lowpart_for_combine): Use omode when generating
15980 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15982 PR rtl-optimization/39235
15983 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15985 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15987 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15989 2009-03-04 Richard Guenther <rguenther@suse.de>
15991 PR tree-optimization/39362
15992 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15993 that occur in abnormal PHIs should be varying.
15995 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15997 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15999 (simple_iv): Take loop as an argument instead of statement.
16000 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16001 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16003 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16005 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16006 * matrix-reorg.c (analyze_transpose): Ditto.
16007 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16008 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16009 * tree-predcom.c (ref_at_iteration): Ditto.
16010 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16012 2009-03-04 Richard Guenther <rguenther@suse.de>
16014 PR tree-optimization/39358
16015 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16016 escaped_id and callused_id.
16017 (solve_graph): Likewise.
16019 2009-03-04 Richard Guenther <rguenther@suse.de>
16021 PR tree-optimization/39339
16022 * tree-sra.c (try_instantiate_multiple_fields): Make it
16023 no longer ICE on the above.
16025 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16027 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16028 that fits within Pmode.
16030 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16032 PR middle-end/10109
16033 * tm.texi (LIBCALL_VALUE): Update description.
16035 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16037 PR middle-end/34443
16038 * doc/extend.texi (section): Update description.
16040 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16042 PR middle-end/39345
16043 * tree-inline.c (remapped_type): New.
16044 (can_be_nonlocal): Call remapped_type instead of remap_type.
16046 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16049 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16050 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16052 2009-03-03 Richard Guenther <rguenther@suse.de>
16054 PR middle-end/39272
16055 * tree.c (tree_nonartificial_location): New function.
16056 * tree.h (tree_nonartificial_location): Declare.
16057 * builtins.c (expand_builtin_memory_chk): Provide location
16058 of the call location for artificial function pieces.
16059 (maybe_emit_chk_warning): Likewise.
16060 (maybe_emit_sprintf_chk_warning): Likewise.
16061 (maybe_emit_free_warning): Likewise.
16062 * expr.c (expand_expr_real_1): Likewise.
16064 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16066 PR tree-optimization/39343
16067 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16068 COMPONENT_REF t has ARRAY_TYPE.
16070 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16072 PR middle-end/39335
16073 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16074 when the type precision of the induction variable should be
16075 larger than the type precision of nit.
16076 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16077 * graphite.c (graphite_loop_normal_form): Same.
16078 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16080 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16082 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16083 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16084 numbers to describe clobbered registers.
16085 (*call_value_0_rex64_ms_sysv): Ditto.
16086 * config/i386/mmx.md (mmx_emms): Ditto.
16087 (mmx_femms): Ditto.
16089 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16091 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16094 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16096 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16097 (spu_section_type_flags): New function.
16099 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16101 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16102 reg_class_contents of FLOAT_REGS into a temporary.
16104 2009-03-02 Richard Guenther <rguenther@suse.de>
16105 Ira Rosen <irar@il.ibm.com>
16107 PR tree-optimization/39318
16108 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16109 information to the vectorized statement.
16111 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16113 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16114 variable. Use defined names instead of magic constants for REX SSE
16117 2009-03-01 Richard Guenther <rguenther@suse.de>
16119 PR tree-optimization/39331
16120 * omp-low.c (lower_send_shared_vars): Do not receive new
16121 values for the reference of DECL_BY_REFERENCE parms or results.
16123 2009-03-01 Jan Hubicka <jh@suse.cz>
16126 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16127 BLOCK_NONLOCALIZED_VAR): New macros.
16128 (tree_block): Add nonlocalized_vars.
16129 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16130 gen_decl_die): Add origin argument. Allow generation of die with
16131 origin at hand only.
16132 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16133 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16135 (gen_block_die): Fix checking for unused blocks.
16136 (process_scope_var): Break out from .... ; work with origins only.
16137 (decls_for_scope) ... here; process nonlocalized list.
16138 (dwarf2out_ignore_block): Look for nonlocalized vars.
16139 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16141 (dump_scope_block): Dump them.
16142 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16143 (remap_block): Likewise.
16144 (can_be_nonlocal): New predicate.
16145 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16147 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16149 * configure: Regenerate.
16151 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16153 * optc-gen.awk: No need to duplicate option flags twice.
16154 Reuse help texts for duplicate options which do not have any.
16156 * gcc.c (display_help): Document --version.
16158 * gcc.c (main): If print_help_list and verbose_flag, ensure
16159 driver output comes before subprocess output.
16161 * optc-gen.awk: Assign all remaining fields to help string,
16162 space-separated, for multi-line help in *.opt.
16164 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16165 -Wno-pedantic-ms-format is for MinGW targets only.
16167 * doc/options.texi (Option file format): Fix bad indentation,
16168 restoring dropped sentence.
16170 2009-02-28 Jan Hubicka <jh@suse.cz>
16172 * tree-inline.c (tree_function_versioning): Output debug info.
16174 2009-02-28 Jan Hubicka <jh@suse.cz>
16177 * tree-inline.c (setup_one_parameter): Do not copy propagate
16178 arguments when not optimizing.
16180 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16183 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16184 (avx_addsubv4df3): Likewise.
16185 (*avx_addsubv4sf3): Likewise.
16186 (sse3_addsubv4sf3): Likewise.
16187 (*avx_addsubv2df3): Likewise.
16188 (sse3_addsubv2df3): Likewise.
16189 (avx_unpckhps256): Correct item selectors.
16190 (avx_unpcklps256): Likewise.
16191 (avx_unpckhpd256): Likewise.
16192 (avx_unpcklpd256): Likewise.
16194 2009-02-28 Jan Hubicka <jh@suse.cz>
16196 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16198 (copy_arguments_for_versioning): If var is declared don't declare it.
16199 (tree_function_versioning): First setup substitutions and then copy
16202 2009-02-27 Jan Hubicka <jh@suse.cz>
16205 * cgraph.h (varpool_output_debug_info): Remove.
16206 * cgraphunit.c (varpool_output_debug_info): Remove.
16207 * dwarf2out.c (deferred_locations_struct): New struct
16208 (deferred_locations): New type.
16209 (deferred_locations_list): New static var.
16210 (deffer_location): New function.
16211 (gen_variable_die): Use it.
16212 (decls_for_scope): Output info on local static vars.
16213 (dwarf2out_finish): Process deferred locations.
16214 * varpool.c (varpool_output_debug_info): Remove.
16216 2009-02-27 Jan Hubicka <jh@suse.cz>
16219 * tree.h (TREE_PROTECTED): Fix comment.
16220 (BLOCK_HANDLER_BLOCK): Remove.
16221 (struct tree_block): Remove handler_block add body_block.
16222 (inlined_function_outer_scope_p): New.
16223 (is_body_block): Remove.
16224 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16225 * dwarf2out.c (is_inlined_entry_point): Remove.
16226 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16227 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16229 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16230 * gimplify.c (gimplify_expr): Gimplify body blocks.
16231 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16232 block with multiple subblocks.
16233 (dump_scope_block): Prettier output; dump more flags and info.
16234 (dump_scope_blocks): New.
16235 (remove_unused_locals): Use dump_scope_blocks.
16236 * tree-flow.h (dump_scope_blocks): Declare.
16237 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16238 * stmt.c (is_body_block): Remove.
16239 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16240 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16242 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16244 PR middle-end/39308
16245 * graphite.c (graphite_loop_normal_form): Do not call
16246 number_of_iterations_exit from a gcc_assert.
16248 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16250 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16251 jumps if COND is NULL.
16252 (find_cond_jump): New function.
16253 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16254 * config/s390/s390.md: Remove z10_cobra attribute value.
16256 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16258 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16259 force_const_mem returns NULL_RTX.
16261 2009-02-26 Jan Hubicka <jh@suse.cz>
16264 * cgraph.h (varpool_output_debug_info): Remove.
16265 * cgraphunit.c (varpool_output_debug_info): Remove.
16266 * dwarf2out.c (deferred_locations_struct): New struct
16267 (deferred_locations): New type.
16268 (deferred_locations_list): New static var.
16269 (deffer_location): New function.
16270 (gen_variable_die): Use it.
16271 (decls_for_scope): Output info on local static vars.
16272 (dwarf2out_finish): Process deferred locations.
16273 * varpool.c (varpool_output_debug_info): Remove.
16275 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16277 PR rtl-optimization/39241
16278 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16279 to subreg_offset_representable_p.
16281 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16283 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16284 execute function prototype. Get f and nregs from max_reg_num
16285 and get_insns. Remove the first backward pass as it's dead,
16286 guard the forward pass by flag_expensive_optimizations.
16287 (rest_of_handle_regmove): Delete.
16288 (pass_regmove): Replace it with regmove_optimize.
16290 2009-02-25 Martin Jambor <mjambor@suse.cz>
16292 PR tree-optimization/39259
16293 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16294 calls_alloca function flags.
16295 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16296 calls are detected.
16298 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16300 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16301 flags_set_1_rtx, flags_set_1_set): Delete.
16302 (regmove_optimize): Do not call mark_flags_life_zones.
16304 2009-02-24 Julian Brown <julian@codesourcery.com>
16307 * config/arm/arm.c (require_pic_register): Only set
16308 cfun->machine->pic_reg once per function.
16310 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16312 * doc/invoke.texi (Link Options): Document an easier way to pass
16313 options that take arguments to the GNU linker using -Xlinker and -Wl.
16315 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16318 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16320 2009-02-24 Richard Guenther <rguenther@suse.de>
16323 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16325 2009-02-24 Richard Guenther <rguenther@suse.de>
16326 Zdenek Dvorak <ook@ucw.cz>
16328 PR tree-optimization/39233
16329 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16330 from converting them to a generic type.
16332 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16334 PR tree-optimization/39260
16335 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16336 contains a condition with a real type.
16337 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16339 2009-02-23 Jason Merrill <jason@redhat.com>
16342 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16343 narrowing_initializer_constant_valid_p.
16344 (narrowing_initializer_constant_valid_p): Don't return
16345 null_pointer_node for adding a pointer to itself.
16347 2009-02-23 Jan Hubicka <jh@suse.cz>
16350 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16353 2009-02-23 Jan Hubicka <jh@suse.cz>
16355 PR tree-optimization/37709
16356 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16357 * tree.h (block_ultimate_origin): Declare.
16358 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16359 * tree-ssa-live.c (remove_unused_scope_block_p):
16360 Eliminate blocks containig no instructions nor live variables nor
16362 (dump_scope_block): New function.
16363 (remove_unused_locals): Enable removal of dead blocks by default;
16364 enable dumping at TDF_DETAILS.
16366 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16368 * config/i386/i386.c (classify_argument): Don't allow COImode
16370 (function_arg_advance_32): Don't allow OImode.
16371 (function_arg_32): Likewise.
16372 (function_value_32): Likewise.
16373 (return_in_memory_32): Likewise.
16374 (function_arg_64): Remove OImode comment.
16376 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16379 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16380 ix86_expand_vector_set for V4DImode in 64bit mode only.
16381 (ix86_expand_vector_init_one_var): Likewise.
16383 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16385 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16387 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16390 * loop-iv.c: Revert last change.
16391 * emit-rtl.c: Likewise.
16393 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16396 * config/i386/i386.c (type_natural_mode): Remove an extra
16397 space in the warning message.
16398 (function_value_32): Handle 32-byte vector modes.
16399 (return_in_memory_32): Likewise.
16401 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16403 * loop-iv.c (truncate_value): New function.
16404 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16406 (lowpart_subreg): Move to...
16407 * emit-rtl.c: ...here.
16409 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16411 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16412 accidental and undocumented change at revision 140860.
16414 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16416 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16417 take gimple_seq * arguments.
16418 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16419 types_compatible_p langhook.
16421 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16422 Joseph Myers <joseph@codesourcery.com>
16424 * config/arm/arm.c (arm_builtin_va_list): New function.
16425 (arm_expand_builtin_va_start): Likewise.
16426 (arm_gimplify_va_arg_expr): Likewise.
16427 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16428 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16429 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16430 (va_list_type): New variable.
16431 (arm_mangle_type): Mangle va_list_type appropriately.
16433 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16435 PR middle-end/39157
16436 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16437 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16438 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16439 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16440 parameter to 1000 for -O1 by default.
16441 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16443 * loop-invariant.c: Include params.h.
16444 (move_loop_invariants): Don't call move_single_loop_invariants on
16447 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16449 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16450 offset when calculating bounds for indexing stack_usage_map. Fixes
16451 a buffer overflow with certain target setups.
16453 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16456 * calls.c (expand_call): Clear try_tail_call if caller and callee
16457 disagree in promotion of function return value.
16459 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16462 * c-common.c (c_determine_visibility): If visibility changed and
16463 DECL_RTL has been already set, call make_decl_rtl to update symbol
16466 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16469 * varasm.c (assemble_variable): Don't check DECL_NAME when
16470 globalizing a variable.
16472 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16475 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16476 expression before any __builtin_trap call.
16477 * c-typeck.c (build_function_call): Convert and check function
16478 arguments before generating a call to a trap. Evaluate the
16479 function arguments before the trap.
16481 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16484 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16485 (UNSPEC_FXAM_MEM): New unspec.
16486 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16487 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16488 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16490 2009-02-19 Richard Guenther <rguenther@suse.de>
16492 PR tree-optimization/39207
16493 PR tree-optimization/39074
16494 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16495 storedanything_tree): New.
16496 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16497 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16498 (build_succ_graph): Add edges from STOREDANYTHING to all
16500 (init_base_vars): Initialize STOREDANYTHING.
16501 (compute_points_to_sets): Free substitution info after
16502 building the succ graph.
16503 (ipa_pta_execute): Likewise.
16505 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16507 (do_ds_constraint): Do not add to special var or non-pointer
16509 (type_could_have_pointers): Split out from ...
16510 (could_have_pointers): ... here. For arrays use the element type.
16511 (create_variable_info_for): Initialize may_have_pointers.
16512 (new_var_info): Likewise.
16513 (handle_lhs_call): Make the HEAP variable unknown-sized.
16514 (intra_create_variable_infos): Use a type with pointers for
16515 PARM_NOALIAS, make it unknown-sized.
16517 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16520 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16522 2009-02-18 Jason Merrill <jason@redhat.com>
16525 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16526 value if DECL_EXTERNAL.
16527 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16528 * target.h (gcc_target::binds_local_p): Clarify "module".
16529 * tree.h (TREE_PUBLIC): Clarify "module".
16531 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16534 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16535 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16537 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16540 * c.opt (Wabi): Support C and ObjC.
16543 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16545 * config/i386/i386.c (classify_argument): Warn once about the ABI
16546 change when passing union with long double.
16548 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16550 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16553 * c-parser.c (c_parser_compound_statement): Always enter and leave
16556 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16559 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16561 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16563 PR tree-optimization/36922
16564 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16565 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16568 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16570 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16573 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16575 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16577 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16579 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16582 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16583 Richard Sandiford <rdsandiford@googlemail.com>
16585 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16586 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16587 (loongson_biadd): ...this.
16589 2009-02-17 Richard Guenther <rguenther@suse.de>
16591 PR tree-optimization/39202
16592 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16593 a var make sure to follow existing collapses.
16595 2009-02-17 Richard Guenther <rguenther@suse.de>
16597 PR middle-end/39214
16598 * langhooks.c (lhd_print_error_function): Check for NULL block.
16600 2009-02-17 Richard Guenther <rguenther@suse.de>
16602 PR tree-optimization/39204
16603 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16606 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16608 * config/soft-fp/double.h: Update from glibc CVS.
16610 2009-02-17 Richard Guenther <rguenther@suse.de>
16612 PR tree-optimization/39207
16613 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16614 strict-aliasing warnings for pointers pointing to NULL.
16616 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16619 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16620 skipping until next close brace.
16622 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16625 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16626 to function argument boundary.
16628 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16630 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16631 in the lea_add. Reload eventually constraints it properly.
16632 * config/picochip/constraints.md: Remove the target constraint
16633 "b", since it is not needed anymore.
16635 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16637 * gthr-dce.h: Uglify function parameter and local variable names.
16638 * gthr-gnat.h: Likewise.
16639 * gthr-mipssde.h: Likewise.
16640 * gthr-nks.h: Likewise.
16641 * gthr-posix95.h: Likewise.
16642 * gthr-posix.h: Likewise.
16643 * gthr-rtems.h: Likewise.
16644 * gthr-single.h: Likewise.
16645 * gthr-solaris.h: Likewise.
16646 * gthr-tpf.h: Likewise.
16647 * gthr-vxworks.h: Likewise.
16648 * gthr-win32.h: Likewise.
16650 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16653 * config/i386/i386.md: Restrict the new peephole2 to move
16654 between MMX/SSE registers.
16656 2009-02-15 Richard Guenther <rguenther@suse.de>
16659 2009-02-13 Richard Guenther <rguenther@suse.de>
16661 * configure.ac: Enable LFS.
16662 * configure: Re-generate.
16663 * config.in: Likewise.
16665 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16667 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16668 spu_srqwbyte, spu_srqwbytebc): Define.
16669 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16670 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16671 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16672 "shrqby_<mode>"): New insn-and-split patterns.
16673 * config/spu/spu.c (expand_builtin_args): Determine and return
16674 number of operands using spu_builtin_description data.
16675 (spu_expand_builtin_1): Use it.
16677 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16680 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16683 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16686 * config/i386/i386.c (override_options): Correct warning
16687 messages for -malign-loops, -malign-jumps and -malign-functions.
16689 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16692 * config/i386/i386.md: Restrict the new peephole2 to move
16693 between the general purpose registers.
16695 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16698 * config/i386/i386.c (type_natural_mode): Add a new argument.
16699 Return the original mode and warn ABI change if vector size is 32byte.
16700 (function_arg_advance): Updated.
16701 (function_arg): Likewise.
16702 (ix86_function_value): Likewise.
16703 (ix86_return_in_memory): Likewise.
16704 (ix86_sol10_return_in_memory): Likewise.
16705 (ix86_gimplify_va_arg): Likewise.
16706 (function_arg_32): Don't warn ABX ABI change here.
16707 (function_arg_64): Likewise.
16709 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16711 * loop-iv.c (implies_p): In the final case, test that operands 0
16712 of the two comparisons match.
16714 * config/bfin/bfin.c (find_prev_insn_start): New function.
16715 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16716 (find_next_insn_start): Move.
16718 2009-02-13 Richard Guenther <rguenther@suse.de>
16720 * configure.ac: Enable LFS.
16721 * configure: Re-generate.
16722 * config.in: Likewise.
16724 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16727 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16728 sizes on syntax error after some arguments have been parsed.
16730 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16732 * doc/invoke.texi (-fira): Remove.
16734 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16736 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16737 * recog.c: Likewise.
16740 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16742 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16743 (umul_ppmm): Likewise.
16744 (count_leading_zeros): Likewise.
16745 (count_trailing_zeros): Likewise.
16746 (UMUL_TIME): Likewise.
16748 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16750 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16751 soft-fp/t-softfp to tmake_file.
16753 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16754 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16755 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16756 IA64_BUILTIN_INFQ]: New.
16757 (ia64_init_builtins): Initialize __builtin_infq,
16758 __builtin_fabsq and __builtin_copysignq if not HPUX.
16759 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16760 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16762 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16764 (__fixtfti): Likewise.
16765 (__fixunstfti): Likewise.
16766 (__floattitf): Likewise.
16768 * config/ia64/libgcc-glibc.ver: New.
16769 * config/ia64/t-fprules-softfp: Likewise.
16770 * config/ia64/sfp-machine.h: Likewise.
16772 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16773 (LIBGCC2_TF_CEXT): Likewise.
16774 (TF_SIZE): Likewise.
16775 (TARGET_INIT_LIBFUNCS): Likewise.
16777 * config/ia64/t-glibc (SHLINB_MAPFILES):
16778 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16780 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16782 * config/i386/i386.c (construct_container): Rewrite processing
16783 BLKmode with X86_64_SSE_CLASS.
16785 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16788 * config/i386/i386.md: Replace simplify_replace_rtx with
16789 replace_rtx in the new peephole2.
16791 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16793 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16794 loop unrolling do not happen at -O2.
16796 2009-02-12 Michael Matz <matz@suse.de>
16798 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16800 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16802 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16805 2009-02-12 Ben Elliston <bje@au.ibm.com>
16807 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16808 patterns when updating the back chain. Missed in the 2009-02-10
16811 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16813 * doc/extend.texi (Decimal Floating Types): Update identifier of
16814 draft TR and list of missing support.
16816 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16818 PR middle-end/39154
16819 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16820 bit to variable length decl's flags, add it also to its
16821 pointer replacement variable.
16823 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16824 Jakub Jelinek <jakub@redhat.com>
16827 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16828 (memory_blockage): New expander.
16829 (*memory_blockage): New insn pattern.
16830 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16831 instead of general blockage at the end of function prologue when
16832 frame pointer is used to access red zone area. Do not emit blockage
16833 when profiling, it is emitted in generic code.
16834 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16835 function epilogue when frame pointer is used to access red zone area.
16837 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16840 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16841 by arithmetic with memory operands.
16842 * config/i386/predicates.md (commutative_operator): New.
16844 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16846 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16849 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16851 * alias.h (record_alias_subset): Declare.
16852 * alias.c (record_alias_subset): Make global.
16854 2009-02-10 Nick Clifton <nickc@redhat.com>
16856 * tree-parloops.c: Change license to GPLv3.
16857 * ipa-struct-reorg.c: Change license to GPLv3.
16858 * ipa-struct-reorg.h: Change license to GPLv3.
16860 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16863 * c-decl.c (start_struct): Return NULL on error.
16865 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16867 PR middle-end/39124
16868 * cfgloopmanip.c (remove_path): Call remove_bbs after
16869 cancel_loop_tree, not before it.
16872 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16873 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16874 VAR_DECLs were seen.
16875 * tree-ssa-live.c (remove_unused_locals): Recompute
16876 cfun->has_local_explicit_reg_vars.
16877 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16878 copies or clearings if cfun->has_local_explicit_reg_vars.
16880 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16883 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16884 of function prologue when frame pointer is used to access
16887 2009-02-10 Richard Guenther <rguenther@suse.de>
16889 PR middle-end/39127
16890 * gimplify.c (gimple_regimplify_operands): Always look if
16891 we need to create a temporary.
16893 2009-02-10 Richard Guenther <rguenther@suse.de>
16895 PR tree-optimization/39132
16896 * tree-loop-distribution.c (todo): New global var.
16897 (generate_memset_zero): Trigger TODO_rebuild_alias.
16898 (tree_loop_distribution): Return todo.
16900 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16903 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16904 (x86_64_reg_class_name): Removed.
16905 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16906 first one isn't X86_64_SSE_CLASS or any other ones aren't
16907 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16908 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16909 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16910 and 3 X86_64_SSEUP_CLASS.
16911 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16912 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16914 2009-02-10 Ben Elliston <bje@au.ibm.com>
16916 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16917 form instruction to update the stack back chain word, even if the
16918 user has disabled the generation of update instructions.
16919 (movdi_<mode>_update_stack): New.
16920 (movsi_update_stack): Likewise.
16921 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16922 always use an update form instruction to update the stack back
16925 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16927 PR middle-end/38953
16928 * graphite.c (if_region_set_false_region): After moving a region in
16929 the false branch of a condition, remove the empty dummy basic block.
16930 (gloog): Remove wrong fix for PR38953.
16932 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16934 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16935 generation due to implicit sign extension.
16937 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16939 PR middle-end/38981
16940 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16941 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16943 2009-02-09 Richard Guenther <rguenther@suse.de>
16945 PR middle-end/35202
16946 * convert.c (convert_to_real): Disable (float)fn((double)x)
16947 to fnf(x) conversion if errno differences may occur and
16948 -fmath-errno is set.
16950 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16952 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16953 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16954 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16956 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16959 * c-common.c (handle_alias_attribute): Disallow attribute for
16960 anything not a FUNCTION_DECL or VAR_DECL.
16962 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16965 * real.c (do_compare): Special-case compare of zero against
16966 decimal float value.
16968 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16971 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16972 as indicating flexible array members unless the field itself is
16973 being declarared as the incomplete array.
16975 2009-02-06 Jan Hubicka <jh@suse.cz>
16977 PR tree-optimization/38844
16978 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16979 is already inlined.
16981 2009-02-06 Richard Guenther <rguenther@suse.de>
16983 PR middle-end/38977
16984 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16985 fork because we may expand it as __gcov_fork.
16987 2009-02-06 Nick Clifton <nickc@redhat.com>
16989 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16991 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16993 PR tree-optimization/35659
16994 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16995 vn_phi_eq): Shortcut if hashcode does not match.
16996 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16998 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16999 and avoid iterative_hash_expr.
17000 (FOR_EACH_VALUE_ID_IN_SET): New.
17001 (value_id_compare): Remove.
17002 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17003 sort expressions by value id.
17005 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17008 * config/sh/predicates.md (general_movsrc_operand): Don't check
17009 the subreg of system registers here.
17011 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17014 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17015 on the copied decl.
17017 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17019 PR rtl-optimization/39110
17020 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17021 addresses, not aligned ones.
17023 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17024 Richard Guenther <rguenther@suse.de>
17026 PR tree-optimization/39100
17027 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17028 comment says and add edges.
17030 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17033 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17034 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17036 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17038 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17039 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17040 register_bb_in_sese, new_sese, free_sese): Moved.
17041 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17042 outermost_loop_in_scop, build_scop_iteration_domain,
17043 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17044 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17045 Use loop_in_sese_p instead of loop_in_scop_p.
17046 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17047 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17048 (scopdet_basic_block_info): Fix bug in scop detection.
17049 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17050 eq_loop_to_cloog_loop): Remove.
17051 (nb_loops_around_loop_in_scop, nb_loop
17052 ref_nb_loops): Moved here...
17053 * graphite.h (ref_nb_loops): ... from here.
17054 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17055 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17056 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17057 * testsuite/gcc.dg/graphite/scop-19.c: New
17059 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17060 Hans-Peter Nilsson <hp@axis.com>
17062 PR rtl-optimization/37889
17063 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17064 Move offset handling from PLUS to before the switch. Use new
17065 arguments when considering SYMBOL_REFs too.
17066 (rtx_addr_can_trap_p): Pass dummy offset and size.
17067 (enum may_trap_p_flags): Remove.
17068 (may_trap_p_1): Pass size from MEM_SIZE.
17070 PR rtl-optimization/38921
17071 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17072 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17073 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17074 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17076 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17078 AVX Programming Reference (January, 2009)
17079 * config/i386/sse.md (*vpclmulqdq): New.
17081 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17083 PR tree-optimization/38977
17084 PR gcov-profile/38292
17085 * calls.c (special_function_p): Disregard __builtin_ prefix.
17087 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17089 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17090 non-indexable addresses even before reload.
17092 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17095 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17096 as having variable size. Do not give an error for unnamed
17097 parameters with [*] declarators. Give a warning for type names
17098 with [*] declarators and mark them as variable size.
17099 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17100 for sizeof applied to [*] type names.
17102 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17105 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17107 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17109 * gcc.c (process_command): Update copyright notice dates.
17110 * gcov.c (print_version): Likewise.
17111 * gcov-dump.c (print_version): Likewise.
17112 * mips-tfile.c (main): Likewise.
17113 * mips-tdump.c (main): Likewise.
17115 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17118 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17119 for composite type involving a zero-length array type.
17121 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17124 * function.c (match_asm_constraints_1): Skip over
17125 initial optional % in the constraint.
17127 PR inline-asm/39059
17128 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17129 supported, don't accept FIXED_CSTs.
17130 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17131 and _Sat is used without _Fract/_Accum. Set specs->type to
17132 integer_type_node for cts_fract/cts_accum if fixed point is not
17135 2009-02-02 Catherine Moore <clm@codesourcery.com>
17137 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17139 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17141 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17142 (ABI_HAS_64BIT_SYMBOLS): Use it.
17143 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17145 2009-02-02 Paul Brook <paul@codesourcery.com>
17147 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17149 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17151 PR inline-asm/39058
17152 * recog.h (asm_operand_ok): Add constraints argument.
17153 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17154 recurse on matching constraint.
17155 (check_asm_operands): Pass constraints as 3rd argument to
17156 asm_operand_ok. Don't look up matching constraint here.
17157 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17160 2009-02-02 Ben Elliston <bje@au.ibm.com>
17162 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17163 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17165 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17167 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17168 information. Remove some obsolete information. Reorganize.
17170 * config/pa/fptr.c: Revert license to GPL 2.
17171 * config/pa/milli64.S: Likewise.
17173 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17176 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17177 LIBRARY name in, instead of hard-coding it.
17178 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17179 extra target make frag to tmake_files according to EH model.
17180 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17181 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17182 frags that define makefile variable EH_MODEL appropriately.
17183 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17184 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17185 to "-sjlj" according to type of EH configured.
17186 (LIBGCC_SONAME): Concatenate it to shared library base name.
17187 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17188 to "_sjlj" according to type of EH configured.
17189 (LIBGCC_SONAME): Concatenate it to shared library base name.
17190 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17191 (SHLIB_LINK): Add missing semicolon to if-else construct.
17192 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17193 string value of "pe_dll" command-line option.
17194 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17195 (SHLIB_SONAME): Use it when overriding t-cygming default.
17196 (SHLIB_IMPLIB): Override t-cygming default.
17197 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17198 string value of "pe_dll" command-line option.
17200 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17203 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17204 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17206 2009-01-31 Richard Guenther <rguenther@suse.de>
17208 PR tree-optimization/38937
17209 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17210 computing the transitive closure.
17212 2009-01-30 Richard Guenther <rguenther@suse.de>
17214 PR tree-optimization/39041
17215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17216 Propagate variable indices only if the types match for this stmt.
17218 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17221 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17222 inline but never defined.
17224 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17226 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17227 (*insv_h_di_reg_extimm): New insn.
17228 (*insv_l<mode>_reg_extimm): New insn.
17230 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17232 * config/picochip/picochip.c (flag_conserve_stack): set
17233 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17234 fconserve-stack. Reduce call-overhead used by inliner.
17236 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17239 * common.opt (flag_conserve_stack): Initialised to zero.
17241 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17244 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17245 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17248 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17250 * ira-color.c (allocno_reload_assign): Update comments.
17251 * regmove.c (regmove_optimize): Likewise.
17255 2009-01-29 Robert Millan <rmh@aybabtu.com>
17257 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17258 * config/i386/kopensolaris-gnu.h: New file. Undefine
17259 `MD_UNWIND_SUPPORT'.
17260 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17262 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17264 PR tree-optimization/39007
17265 * tree-loop-distribution.c (generate_builtin): Use
17266 recompute_dominator to compute the immediate dominator of the
17267 basic block just after the loop.
17269 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17271 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17272 (ASM_OUTPUT_DWARF_PCREL): Define.
17274 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17276 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17277 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17278 global. Modify entries about regmove and IRA.
17280 * ra-conflict.c: Remove the file.
17282 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17284 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17285 (pass_regclass_init): Rename to pass_reginfo_init.
17287 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17289 * toplev.h (flag_ira): Remove.
17291 * caller-save.c (setup_save_areas): Remove flag_ira.
17293 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17295 * global.c: Remove the file.
17297 * opts.c (decode_options): Remove flag_ira.
17299 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17301 * regmove.c: Modify file description.
17302 (find_use_as_address, try_auto_increment): Define them only if
17303 AUTO_INC_DEC is defined.
17304 (replacement_quality, replace_in_call_usage, fixup_match_1,
17305 stable_and_no_regs_but_for_p): Remove.
17306 (reg_set_in_bb): Make it static.
17307 (regmove_optimize): Remove flag_ira and code which worked for
17310 * local-alloc.c: Remove the file.
17312 * common.opt (fira): Remove.
17314 * ira.c: Include except.h.
17315 (eliminable_regset): Move from global.c.
17316 (mark_elimination): Ditto. Remove flag_ira.
17317 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17318 equiv_mem_modified, validate_equiv_mem_from_store,
17319 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17320 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17321 no_equiv, recorded_label_ref): Move from local-alloc.c.
17322 (update_equiv_regs): Ditto. Make it static.
17323 (print_insn_chain, print_insn_chains): Move it from global.c.
17324 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17325 (build_insn_chain): Ditto. Make it static.
17326 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17327 Rename to init_live_subregs.
17328 (gate_ira): Remove flag_ira.
17330 * regclass.c: Rename reginfo.c. Change file description.
17331 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17332 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17333 (init_reg_sets_1): Remove code for evaluation of
17334 reg_class_superclasses and losing_caller_save_reg_set.
17335 (init_regs): Remove init_reg_autoinc.
17336 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17337 ok_for_base_p_nonstrict): Remove.
17338 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17339 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17340 corresponding entries.
17341 (dump_regclass, record_operand_costs, scan_one_insn,
17342 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17343 record_address_regs, auto_inc_dec_reg_p): Remove.
17344 (gt-regclass.h): Rename to gt-reginfo.h.
17346 * rtl.h (dump_global_regs, retry_global_alloc,
17347 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17349 * Makefile.in (RA_H): Remove.
17350 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17351 Rename regclass.o to reginfo.o.
17352 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17354 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17355 (GTFILES): Rename regclass.c to reginfo.c.
17357 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17358 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17360 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17361 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17363 (finish_spills): Ditto. Remove code for !flag_ira.
17365 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17367 PR middle-end/35854
17368 * doc/invoke.texi (rtl debug options): Complete rewrite.
17369 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17371 * mode-switching.c (pass_mode_switching): Rename pass from
17372 "mode-sw" to "mode_sw".
17373 * except.c (pass_convert_to_eh_ranges): Rename pass from
17374 "eh-ranges" to "eh_ranges".
17375 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17379 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17380 Alexander Monakov <amonakov@ispras.ru>
17382 PR middle-end/38857
17383 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17385 (move_exprs_to_boundary): Change return type and pass through
17386 should_move from move_op. Relax assert. Update usage ...
17387 (schedule_expr_on_boundary): ... here. Use should_move instead of
17389 (move_op_orig_expr_found): Indicate that insn was disconnected from
17391 (code_motion_process_successors): Do not call after_merge_succs
17392 callback if original expression was not found when traversing any of
17394 (code_motion_path_driver): Change return type. Update prototype.
17395 (move_op): Update comment. Add a new parameter (should_move). Update
17396 prototype. Set *should_move based on indication provided by
17397 move_op_orig_expr_found.
17399 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17401 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17402 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17403 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17404 * config/rs6000/rs6000.c (rs6000_override_options): Default
17405 avoid-indexed-addresses on for Power6, off for everything else.
17406 (avoiding_indexed_address_p): New function.
17407 (rs6000_legitimize_address): Use it.
17408 (rs6000_legitimate_address): Likewise.
17409 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17411 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17413 PR tree-optimization/38997
17414 * tree-loop-distribution.c (generate_memset_zero): Use
17415 POINTER_PLUS_EXPR for a pointer addition.
17417 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17419 * config/s390/s390.md (bswap<mode>2): New pattern added.
17421 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17423 * config/s390/s390.md (*tls_load_31): Added type attribute.
17425 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17427 * config/s390/s390.md: Fix a few comments.
17429 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17431 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17432 (*tm<mode>_full): Fixed z10prop attribute.
17433 (*tst<mode>_extimm): Fixed z10prop attribute.
17434 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17435 (*tstqiCCT_cconly): Fixed z10prop attribute.
17436 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17437 (*movsi_larl): Fixed z10prop attribute.
17438 (*movsi_zarch): Fixed z10prop attribute.
17439 (*movsi_eas): Fixed z10prop attribute.
17440 (*movhi): Fixed z10prop attribute.
17441 (*movqi): Fixed z10prop attribute.
17442 (*movstrictqi): Fixed z10prop attribute.
17443 (*mov<mode>): Fixed z10prop attribute.
17444 (*movcc): Fixed z10prop attribute.
17445 (*sethighpartdi_64): Fixed z10prop attribute.
17446 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17447 (*negdi2_sign_cc): Fixed z10prop attribute.
17448 (*negdi2_sign): Fixed z10prop attribute.
17449 (*absdi2_sign_cc): Fixed z10prop attribute.
17450 (*absdi2_sign): Fixed z10prop attribute.
17451 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17452 (*negabsdi2_sign): Fixed z10prop attribute.
17453 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17454 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17455 (doloop_si64): Fixed z10prop attribute.
17456 (doloop_si31): Fixed z10prop attribute.
17457 (doloop_long): Fixed z10prop attribute.
17458 (indirect_jump): Fixed z10prop attribute.
17459 (nop): Fixed z10prop attribute.
17460 (main_base_64): Fixed z10prop attribute.
17461 (reload_base_64): Fixed z10prop attribute.
17463 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17465 PR rtl-optimization/38740
17466 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17468 * config/mips/mips.c (mips_reorg): Likewise.
17470 2009-01-28 Richard Guenther <rguenther@suse.de>
17472 PR tree-optimization/38926
17473 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17474 with the correct value id to a value.
17475 (do_regular_insertion): Use the value number of edoubleprime
17476 for the value number of the expr.
17479 2008-08-21 Richard Guenther <rguenther@suse.de>
17481 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17482 a PHI ask VN if it is already available.
17483 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17484 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17486 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17488 PR middle-end/38934
17489 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17490 set to varying whenever max has TREE_OVERFLOW set, similarly
17491 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17493 2009-01-28 Richard Guenther <rguenther@suse.de>
17495 PR middle-end/38908
17496 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17497 uninitialized aggregate uses in call arguments.
17499 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17501 PR tree-optimization/38984
17502 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17503 the nothing_id variable if -fno-delete-null-pointer-checks.
17505 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17508 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17509 (set_got_offset_rex64): Ditto.
17511 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17514 * doc/extend.texi: Improve local variable with asm reg.
17516 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17518 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17519 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17520 was not supplied then set warn_packed_bitfield_compat to the
17521 default value of 1.
17522 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17525 2009-01-27 Richard Guenther <rguenther@suse.de>
17527 PR tree-optimization/38503
17528 * cfgexpand.c (expand_gimple_basic_block): Ignore
17529 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17530 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17531 variables that cannot have TBAA applied.
17532 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17535 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17537 PR middle-end/38969
17538 * calls.c (initialize_argument_information): Do not wrap complex
17539 arguments in SAVE_EXPR.
17541 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17543 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17544 (INSTALL_LIBGCC): Revert typo commit.
17546 2009-01-26 Richard Guenther <rguenther@suse.de>
17548 PR tree-optimization/38745
17549 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17550 from special handling.
17552 2009-01-26 Richard Guenther <rguenther@suse.de>
17554 PR tree-optimization/38745
17555 * tree-ssa.c (execute_update_addresses_taken): Do not include
17556 variables that cannot possibly be a register in not_reg_needs.
17557 Do not clear TREE_ADDRESSABLE on vars that may not become
17559 * tree-ssa.c (update_alias_info_1): Include those in the set
17560 of addressable vars.
17562 2009-01-26 Richard Guenther <rguenther@suse.de>
17564 PR middle-end/38851
17565 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17566 * tree-ssa-dse.c: Include langhooks.h
17567 (execute_simple_dse): Remove stores with zero size.
17569 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17572 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17575 2009-01-24 Julian Brown <julian@codesourcery.com>
17577 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17578 config/arm/linux-atomic.c.
17579 * config/arm/linux-atomic.c: New.
17581 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17583 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17584 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17585 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17587 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17590 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17593 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17595 PR tree-optimization/38953
17596 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17597 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17598 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17599 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17602 2009-01-24 Paul Brook <paul@codesourcery.com>
17604 * config/arm/neon.md (neon_type): Move to arm.md.
17605 (neon_mov<VSTRUCT>): Add neon_type attribute.
17606 * config/arm/arm.md (neon_type): Move to here.
17607 (conds): Add "unconditioal" and use as default for NEON insns.
17609 2009-01-24 Ben Elliston <bje@au.ibm.com>
17611 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17612 void *' warning from -Wc++-compat.
17613 * Makefile.in (dominance.o-warn): Remove.
17615 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17617 PR tree-optimization/38932
17618 * fold-const.c (fold_unary_ignore_overflow): New.
17619 * tree.h (fold_unary_ignore_overflow): Declare.
17620 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17621 * tree-ssa-sccvn.c (visit_reference_op_load,
17622 simplify_unary_expression): Likewise.
17624 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17626 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17627 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17628 regardless of their type.
17629 * c-common.c (handle_packed_attribute): Don't ignore packed on
17631 * c.opt (Wpacked-bitfield-compat): New warning option.
17632 * stor-layout.c (place_field): Warn if offset of a field changed.
17633 * doc/extend.texi (packed): Mention the ABI change.
17634 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17635 (Warning Options): Add it to the list.
17637 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17639 * c-opts.c (c_common_post_options): Fix a typo in comments.
17641 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17643 PR middle-end/38615
17644 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17645 variables to static.
17646 * doc/invoke.texi (-fmerge-all-constants): Update description.
17648 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17651 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17652 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17654 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17656 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17658 (LOCAL_ALIGNMENT): Similarly.
17660 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17661 Joseph Myers <joseph@codesourcery.com>
17663 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17664 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17665 * config/arm/arm-tune.md: Regenerate.
17666 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17669 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17671 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17672 version number to five.
17674 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17677 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17678 * c-common.c (set_underlying_type): Likewise.
17679 (is_typedef_decl ): Likewise
17681 (set_underlying_type): Likewise.
17682 (is_typedef_type): Likewise.
17684 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17686 PR middle-end/38587
17687 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17690 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17693 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17694 (LIBGCC_SPEC): Don't define.
17695 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17697 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17699 PR rtl-optimization/38879
17700 * alias.c (base_alias_check): Unaligned access via AND address can
17701 alias all surrounding object types except those with sizes equal
17702 or wider than the size of unaligned access.
17704 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17707 * c-decl.c (clone_underlying_type): Move this ...
17708 * c-common.c (set_underlying_type): ... here.
17709 Also, make sure the function properly sets TYPE_STUB_DECL() on
17710 the newly created typedef variant type.
17711 (is_typedef_decl ): New entry point.
17712 * tree.h: Added a new member member_types_needing_access_check to
17713 struct tree_decl_non_common.
17714 (set_underlying_type): New entry point.
17715 (is_typedef_type): Likewise.
17717 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17719 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17720 Check whether two instructions have memory references that
17721 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17722 are helper functions for traversing.
17723 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17724 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17725 not to draw dependency edge for instructions with non-conflicting
17728 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17731 * longlong.h: Update copyright years. Use soft-fp license notice.
17732 Sync __clz_tab declaration with glibc.
17734 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17737 * doc/extend.texi (syscall_linkage): New.
17738 (version_id): Modify.
17740 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17741 Richard Guenther <rguenther@suse.de>
17743 PR tree-optimization/38747
17744 PR tree-optimization/38748
17745 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17746 conversion if the base address is an indirect reference and the
17747 aliasing sets could cause issues.
17749 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17751 * common.opt (fgraphite, fgraphite-identity): Add comment for
17752 explaining why these options are not documented.
17754 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17756 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17757 gimple_call_lhs is NULL.
17759 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17762 * emit-rtl.c (adjust_address_1): Make sure memref is never
17765 2009-01-20 Ben Elliston <bje@au.ibm.com>
17767 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17768 const qualifier from arg parameter. Remove unnecessary cast to char *.
17769 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17770 const qualifier from arg 2.
17772 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17774 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17776 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17779 * rtl.h (reinit_regs): New prototype.
17780 * regclass.c: Include ira.h.
17781 (reinit_regs): New.
17782 * Makefile.in (regclass.o): Add ira.h.
17783 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17785 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17788 * c-common.c (handle_aligned_attribute): Use
17789 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17790 default alignment value.
17792 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17794 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17795 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17797 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17798 __BIGGEST_ALIGNMENT__.
17800 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17802 2009-01-18 Richard Guenther <rguenther@suse.de>
17804 PR tree-optimization/38819
17805 * tree-flow.h (operation_could_trap_helper_p): Declare.
17806 * tree-eh.c (operation_could_trap_helper_p): Export.
17807 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17808 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17809 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17810 are about to insert a possibly trapping instruction and fail
17813 2009-01-18 Andreas Schwab <schwab@suse.de>
17815 * doc/install.texi (Configuration): Remove obsolete paragraph
17816 about use of --with-gnu-ld with --with-gnu-as.
17818 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17820 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17821 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17822 Follow spelling conventions.
17824 2009-01-18 Ben Elliston <bje@au.ibm.com>
17826 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17827 C++ warning about implicit conversion from void * to struct
17829 (bitmap_obstack_free): Likewise for bitmap_element *.
17830 * Makefile.in (bitmap.o-warn): Remove.
17832 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17834 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17836 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17837 Tobias Grosser <tobi.grosser@amd.com>
17839 * graphite.c (graphite_trans_scop_block): Do not block single
17842 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17844 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17845 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17846 test with assertion.
17848 2009-01-16 Richard Guenther <rguenther@suse.de>
17850 PR tree-optimization/38835
17851 PR middle-end/36227
17852 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17853 and INT + PTR -> (INT)(PTR p+ INT) folding.
17854 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17856 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17859 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17860 the subreg from a lowpart subreg if it is also casting the value.
17862 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17863 Tobias Grosser <tobi.grosser@amd.com>
17865 * graphite.c (compare_prefix_loops): New.
17866 (build_scop_canonical_schedules): Rewritten.
17867 (graphite_transform_loops): Move build_scop_canonical_schedules
17868 after build_scop_iteration_domain.
17870 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17871 Tobias Grosser <tobi.grosser@amd.com>
17873 * graphite.c (add_conditions_to_domain): Add the loops to
17874 the dimension of the iteration domain. Do copy the domain
17875 only when it exists.
17876 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17877 (add_conditions_to_constraints): New.
17878 (can_generate_code_stmt, can_generate_code): Removed.
17879 (gloog): Do not call can_generate_code.
17880 (graphite_transform_loops): Call add_conditions_to_constraints
17881 after building the iteration domain.
17883 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17885 PR tree-optimization/38789
17886 * tree-ssa-threadedge.c
17887 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17888 __builtin_constant_p.
17890 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17892 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17893 examined before deleting them.
17895 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17897 * function.c (aggregate_value_p): Correctly extract the function
17898 type from CALL_EXPR_FN lookup.
17900 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17902 * config/picochip/picochip.c (picochip_override_options): Revert
17903 CFI asm flag disable commited previously.
17905 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17906 Tobias Grosser <tobi.grosser@amd.com>
17907 Jan Sjodin <jan.sjodin@amd.com>
17909 * graphite.c (scan_tree_for_params): On substractions negate
17910 all the coefficients of the term.
17911 (clast_to_gcc_expression_red): New. Handle reduction expressions
17912 of more than two operands.
17913 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17914 (get_vdef_before_scop): Handle also the case of default definitions.
17916 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17918 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17919 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17920 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17922 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17923 Joey Ye <joey.ye@intel.com>
17925 PR middle-end/37843
17926 * cfgexpand.c (expand_stack_alignment): Don't update stack
17927 boundary nor check incoming stack boundary here.
17928 (gimple_expand_cfg): Update stack boundary and check incoming
17929 stack boundary here.
17931 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17933 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17935 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17937 PR rtl-optimization/38245
17938 * calls.c (expand_call): Add stack arguments to
17939 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17940 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17941 in regs and partially in memory or BLKmode arguments.
17942 (emit_library_call_value_1): Add stack arguments to
17943 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17944 ACCUMULATE_OUTGOING_ARGS).
17945 * dce.c: Include tm_p.h.
17946 (find_call_stack_args): New function.
17947 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17949 (mark_insn): Call find_call_stack_args for CALL_Ps.
17950 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17951 forwards. Allocate and free arg_stores bitmap if needed, pass it
17952 down to deletable_insn_p, don't mark stores set in arg_stores
17953 bitmap, clear the bitmap at the beginning of each bb.
17954 * Makefile.in (dce.o): Depend on $(TM_P_H).
17956 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17959 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17960 to make sure the insn is a conditional test (bug 22599). Reformat a
17963 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17965 PR middle-end/38431
17966 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17967 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17968 (gloog): Do not call cleanup_tree_cfg.
17969 (graphite_transform_loops): Call cleanup_tree_cfg after all
17970 scops have been code generated.
17972 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17973 * doc/gty.texi (Invoking the garbage collector): Added new node
17974 and section documenting ggc_collect.
17976 2009-01-14 Richard Guenther <rguenther@suse.de>
17978 PR tree-optimization/38826
17979 PR middle-end/38477
17980 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17981 initialization notes only if we actually emitted a warning.
17982 (intra_create_variable_infos): Add constraints for a result decl
17983 that is passed by hidden reference.
17984 (build_pred_graph): Mark all related variables non-direct on
17987 2009-01-14 Nick Clifton <nickc@redhat.com>
17989 * ira-conflicts.c: Include addresses.h for the definition of
17991 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17992 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17994 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17997 * Makefile.in (ira-lives.o): Add except.h.
17999 * ira-lives.c: Include except.h.
18000 (process_bb_node_lives): Process can_throw_internal.
18002 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18004 PR rtl-optimization/38774
18005 * combine.c (simplify_set): When undoing cc_use change, don't do
18006 PUT_CODE on the newly created comparison, but instead put back the
18009 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18011 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18012 values. Remove duplicate arm8 entry.
18014 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18016 PR tree-optimization/38786
18017 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18018 the SSA_NAME case of expand_scalar_variables_expr.
18019 Set the type of an expression to the type of its assign statement.
18020 (expand_scalar_variables_expr): Also gather the scalar computation
18021 used to index the memory access. Do not pass loop_p.
18022 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18023 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18024 the gimple_stmt_iterator where it inserts new code.
18025 Do not pass loop_p.
18026 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18027 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18029 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18031 * graphite.h (debug_value): Removed.
18032 * graphite.c (debug_value): Removed.
18034 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18036 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18037 ldrd/strd with two 32-bit instructions.
18039 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18041 * config/arm/arm.c (struct processors): Pass for speed down into
18042 cost helper functions.
18043 (const_ok_for_op): Handle COMPARE and inequality nodes.
18044 (arm_rtx_costs_1): Rewrite.
18045 (arm_size_rtx_costs): Update prototype.
18046 (arm_rtx_costs): Pass speed down to helper functions.
18047 (arm_slowmul_rtx_costs): Rework cost calculations.
18048 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18049 (arm_9e_rtx_costs): Likewise.
18051 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18053 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18054 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18055 (alpha_legitimize_address): Do not split local symbols wider than
18056 UNITS_PER_WORD into HIGH/LO_SUM parts.
18058 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18061 * gcc.c (process_command): Replace call to execvp with calls
18062 to pex_one and exit.
18064 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18067 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18068 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18069 variant for devices with 3-byte PC.
18070 (__tablejump_elpm__): New.
18072 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18075 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18076 offsetof member-designator, handle it as `[0].'.
18078 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18080 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18081 function when not using named sections on targets with named sections
18082 if branch distance is less than 262132.
18084 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18086 * combine.c (combine_instructions): Recompute
18087 optimize_this_for_speed_p for each BB in the main combine loop.
18089 2009-01-12 Tomas Bily <tbily@suse.cz>
18092 * tree-loop-distribution.c (prop_phis): New function.
18093 (generate_builtin): Call prop_phis.
18094 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18096 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18098 PR tree-optimization/38807
18099 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18100 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18102 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18104 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18105 subreg of op0 to the original op0.
18107 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18109 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18111 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18114 * mips-tfile.c (parse_def): Fix parsing of def strings
18115 starting with digits.
18117 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18120 * config/arm/arm.c (arm_is_long_call_p): Don't call
18121 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18123 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18125 * regrename.c (regrename_optimize): Fix dumping.
18126 (find_oldest_value_reg): Preserve REG_POINTER.
18127 (copy_hardreg_forward_1): Likewise.
18129 2009-01-09 Diego Novillo <dnovillo@google.com>
18131 * gimple.h (struct gimple_statement_base) <uid>: Document
18132 the restrictions on its use.
18133 (gimple_uid): Tidy.
18134 (gimple_set_uid): Tidy.
18136 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18138 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18139 zero guard even if align_bytes != 0 and count is smaller than
18142 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18144 PR rtl-optimization/38495
18145 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18146 (add_range_and_copies_from_move_list): Print all added ranges.
18147 Add ranges to memory optimized destination.
18149 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18153 * config/i386/i386.c (override_options): Reject
18154 -mstringop-strategy=rep_8byte with -m32.
18155 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18156 to 1. Do count comparison against epilogue_size_needed at compile
18157 time even when count_exp was constant forced into register. For
18158 size_needed don't jump to epilogue, instead just avoid aligning
18159 and invoke the body algorithm. If need_zero_guard, add zero guard
18160 even if count is non-zero, but smaller than size_needed + number of
18161 bytes that could be stored for alignment.
18162 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18163 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18164 but smaller than size_needed + number of bytes that could be stored
18165 for alignment. Compare size_needed with epilogue_size_needed instead
18166 of desired_align - align, don't adjust size_needed, pass
18167 epilogue_size_needed to the epilogue expanders.
18170 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18172 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18174 * pa.c (last_address): Change to unsigned.
18175 (update_total_code_bytes): Change argument to unsigned. Don't
18176 check if insn addresses are set.
18177 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18178 addresses are not set.
18179 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18181 2009-01-09 Nick Clifton <nickc@redhat.com>
18183 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18184 DECL_DECLARED_INLINE_P.
18186 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18188 PR middle-end/38347
18189 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18190 GET_MODE (op0) in operand_subword_force calls.
18192 PR middle-end/38771
18193 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18194 fold_convert arg0 operands to TREE_TYPE (op0) first.
18196 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18198 * params.def (ira-max-conflict-table-size): Decrease default value
18201 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18203 PR tree-optimization/37031
18204 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18206 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18207 allocate it using gc instead of heap, use VEC_quick_push instead of
18209 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18210 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18211 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18212 allocated vector from heap allocated.
18213 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18214 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18215 vector only after perfect_loop_nest_depth call.
18217 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18218 Jan Sjodin <jan.sjodin@amd.com>
18220 PR tree-optimization/38559
18221 * graphite.c (debug_value, copy_constraint,
18222 swap_constraint_variables, scale_constraint_variable, ): New.
18223 (get_lower_bound, get_upper_bound): Removed.
18224 (graphite_trans_bb_strip_mine): Clean up this code that works
18225 only for constant number of iterations. Fully copy upper and
18226 lower bound constraints, not only the constant part of them.
18227 * graphite.h (debug_value): Declared.
18229 2009-01-08 Ira Rosen <irar@il.ibm.com>
18231 PR tree-optimization/37194
18232 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18233 Don't add the cost of cost model guard in prologue to scalar
18234 outside cost in case of known number of iterations.
18236 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18237 Alan Modra <amodra@bigpond.net.au>
18239 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18240 non-word-aligned REG+CONST addressing.
18242 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18245 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18246 free_after_compilation when outputting a thunk.
18247 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18248 Do not call free_after_compilation here.
18250 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18252 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18253 (ix86_valid_target_attribute_inner_p): Ditto.
18255 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18257 PR tree-optimization/38492
18258 PR tree-optimization/38498
18259 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18260 * tree-chrec.h (scev_is_linear_expression): Declared.
18261 * graphite.c (graphite_cannot_represent_loop_niter): New.
18262 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18263 (graphite_loop_normal_form): Use gcc_assert.
18264 (scan_tree_for_params): Use CASE_CONVERT.
18265 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18266 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18267 Use gcc_assert. Discard scops that contain unhandled cases.
18268 (build_scop_conditions): Return a boolean status for unhandled cases.
18269 (strip_mine_profitable_p): Print the loop number, not its depth.
18270 (is_interchange_valid): Pass the depth of the loop nest, don't
18271 recompute it wrongly.
18272 (graphite_trans_bb_block): Same.
18273 (graphite_trans_bb_block): Print tentative of loop blocking.
18274 (graphite_trans_scop_block): Do not print that the loop has been
18276 (graphite_transform_loops): Do not handle scops that contain condition
18279 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18281 AVX Programming Reference (December, 2008)
18282 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18283 (_mm256_stream_pd): Likewise.
18284 (_mm256_stream_ps): Likewise.
18286 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18287 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18288 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18289 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18290 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18291 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18292 (ix86_expand_special_args_builtin): Likewise.
18294 * config/i386/sse.md (AVXMODEDI): New.
18295 (avx_movnt<mode>): Likewise.
18296 (avx_movnt<mode>): Likewise.
18297 (<sse>_movnt<mode>): Remove AVX support.
18298 (sse2_movntv2di): Likewise.
18300 2009-01-07 Richard Guenther <rguenther@suse.de>
18302 PR middle-end/38751
18303 * fold-const.c (extract_muldiv): Remove obsolete comment.
18304 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18305 to PLUS_EXPR canonicalization for the canonicalization.
18307 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18309 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18310 hosted cross-compilers generating less efficient code.
18312 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18314 * function.h (rtl_data): Add a dbr_scheduled_p field.
18315 * reorg.c (dbr_schedule): Set it.
18316 (gate_handle_delay_slots): Check it.
18317 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18318 (mips_reorg): Check flag_delayed_branch instead of
18319 mips_base_delayed_branch.
18320 (mips_override_options): Don't set mips_base_delayed_branch
18321 or flag_delayed_branch.
18323 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18325 PR rtl-optimization/38426.
18326 * ira.c (ira): Set current_function_is_leaf earlier.
18328 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18330 PR rtl-optimization/38722
18331 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18332 too early, only set a flag and modify after last possible
18335 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18338 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18339 * real.c (decimal_single_format): Correct values of emin and emax.
18340 (decimal_double_format): Ditto.
18341 (decimal_quad_format): Ditto.
18342 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18343 computation of DECnn_MIN and DECnn_MAX for corrected values of
18344 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18345 __DECnn_MIN__, and adjust its computation for the corrected value
18348 2009-01-06 Jan Hubicka <jh@suse.cz>
18351 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18353 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18355 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18356 Add Robert Clark to the list of testers.
18358 2009-01-06 Jan Hubicka <jh@suse.cz>
18359 Kai Tietz <kai.tietz@onevision.com>
18361 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18362 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18364 2009-01-06 Jan Hubicka <jh@suse.cz>
18365 Kai Tietz <kai.tietz@onevision.com>
18367 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18369 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18370 (ix86_nsaved_regs): Count only general purpose regs.
18371 (ix86_nsaved_sseregs): New.
18372 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18373 to 16 for w64; compute padding and size of sse reg save area.
18374 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18375 general purpose regs.
18376 (ix86_emit_save_sse_regs_using_mov): New.
18377 (ix86_expand_prologue): Save SSE regs if needed.
18378 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18379 (ix86_emit_restore_sse_regs_using_mov): New.
18380 (ix86_expand_epilogue): Save SSE regs if needed.
18382 2009-01-06 Jan Hubicka <jh@suse.cz>
18383 Kai Tietz <kai.tietz@onevision.com>
18385 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18386 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18387 functions when accumulate outgoing args is off.
18389 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18392 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18393 before using pseudos_have_intersected_live_ranges_p.
18395 * ira-int.h (ira_assert): Always define.
18397 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18399 AVX Programming Reference (December, 2008)
18400 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18401 (_mm256_permute2_pd): Likewise.
18402 (_mm_permute2_ps): Likewise.
18403 (_mm256_permute2_ps): Likewise.
18404 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18405 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18407 * config/i386/i386.c (ix86_builtins): Remove
18408 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18409 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18410 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18411 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18412 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18413 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18414 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18415 __builtin_ia32_vpermil2ps256.
18416 (ix86_init_mmx_sse_builtins): Updated.
18417 (ix86_expand_args_builtin): Likewise.
18419 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18421 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18422 long absolute calls when generating PA 2.0 code.
18424 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18426 PR rtl-optimization/38583
18427 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18429 * params.def (ira-max-conflict-table-size): New.
18431 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18433 * ira.h (ira_conflicts_p): New external definition.
18435 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18436 table. Report this. Return result of building.
18437 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18438 building conflict table.
18440 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18441 (ira_color): Use ira_conflicts_p.
18443 * global.c: Include ira.h.
18444 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18447 * Makefile.in (global.o): Add ira.h.
18449 * ira-build.c (mark_all_loops_for_removal,
18450 propagate_some_info_from_allocno): New.
18451 (remove_unnecessary_allocnos): Call
18452 propagate_some_info_from_allocno.
18453 (remove_low_level_allocnos): New.
18454 (remove_unnecessary_regions): Add parameter. Call
18455 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18456 parameter to remove_unnecessary_regions.
18457 (ira_build): Remove all regions but root if the conflict table was
18458 not built. Update conflict hard regs for allocnos crossing calls.
18460 * ira.c (ira_conflicts_p): New global.
18461 (ira): Define and use ira_conflicts_p.
18463 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18464 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18465 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18467 2009-01-06 Ben Elliston <bje@au.ibm.com>
18469 * gengtype-lex.l (YY_NO_INPUT): Define.
18471 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18474 * c-common.c (handle_vector_size_attribute): Also reject
18475 BOOLEAN_TYPE types.
18477 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18479 PR tree-optimization/38492
18480 * graphite.c (rename_map_elt, debug_rename_elt,
18481 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18482 rename_map_elt_info, eq_rename_map_elts,
18483 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18484 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18485 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18486 (sese_build_livein_liveouts): New.
18487 (new_sese, free_sese): New.
18488 (new_scop): Call new_sese.
18489 (free_scop): Call free_sese.
18490 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18491 (register_old_new_names): Renamed register_old_and_new_names.
18492 (register_scop_liveout_renames, add_loop_exit_phis,
18493 insert_loop_close_phis, struct igp,
18494 default_liveout_before_guard, add_guard_exit_phis,
18495 insert_guard_phis, copy_renames): New.
18496 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18497 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18498 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18499 (scop_adjust_phis_for_liveouts): New.
18500 (gloog): Call scop_adjust_phis_for_liveouts.
18502 * graphite.h (struct sese): Documented. Added fields liveout,
18503 num_ver and livein.
18504 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18505 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18506 (struct scop): Added field liveout_renames.
18507 (SCOP_LIVEOUT_RENAMES): New.
18509 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18511 PR tree-optimization/38510
18512 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18513 (translate_clast): Call recompute_all_dominators before
18515 (gloog): Call recompute_all_dominators before graphite_verify.
18517 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18518 Jan Sjodin <jan.sjodin@amd.com>
18520 PR tree-optimization/38500
18521 * graphite.c (create_sese_edges): Call fix_loop_structure after
18524 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18526 * config.gcc: Add m32r*-*-rtems*.
18527 * config/m32r/rtems.h: New file.
18529 2009-01-05 Ben Elliston <bje@au.ibm.com>
18531 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18532 (.po.pox): Likewise.
18533 (po/gcc.pot): Likewise.
18535 2009-01-04 David S. Miller <davem@davemloft.net>
18537 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18538 (STARTING_FRAME_OFFSET): Always set to zero.
18540 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18542 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18543 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18544 fixed-point types, and vectors of the same.
18546 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18548 * config/mips/sync.md (*mb_barrier): Rename to...
18549 (*memory_barrier): ...this.
18551 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18553 * doc/extend.texi (Function Attributes): Move @cindex after @item
18554 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18555 and put in alphabetical order. Fix 'target' name and put in order.
18556 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18559 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18561 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18562 (memory_barrier): Expand as unspec instead of unspec_volatile.
18563 Remove mem:BLK from insn operands. Use Pmode scratch register.
18564 (*memory_barrier): Define as unspec instead of unspec_volatile.
18565 Use (match_dup 0) as input operand.
18567 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18568 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18569 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18570 scratch register. Remove operand 1.
18571 (*stbar): Define as unspec instead of unspec_volatile.
18572 Use (match_dup 0) as input operand, remove (const_int 8).
18573 (*membar): Define as unspec instead of unspec_volatile.
18574 Use (match_dup 0) as input operand, remove input operand 2.
18576 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18577 (memory_barrier): Expand as unspec instead of unspec_volatile.
18578 Remove mem:BLK from insn operands. Use Pmode scratch register.
18579 (*memory_barrier): Define as unspec instead of unspec_volatile.
18580 Use (match_dup 0) as input operand.
18582 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18583 Remove mem:BLK from insn operands. Use Pmode scratch register.
18584 Set volatile flag on operand 0.
18585 (*memory_barrier): New insn pattern.
18587 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18589 (*memory_barrier): Use (match_dup 0) as input operand.
18591 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18592 Remove mem:BLK from insn operands. Use Pmode scratch register.
18593 Set volatile flag on operand 0.
18594 (*mb_internal): New insn pattern.
18596 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18598 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18600 PR middle-end/38586
18601 * function.c (struct temp_slot): Move to the section of the file
18602 that deals with temp slots. Remove field 'address'.
18603 (temp_slot_address_table): New hash table of address -> temp slot.
18604 (struct temp_slot_address_entry): New struct, items for the table.
18605 (temp_slot_address_compute_hash, temp_slot_address_hash,
18606 temp_slot_address_eq, insert_temp_slot_address): Support functions
18608 (find_temp_slot_from_address): Rewrite to use the new hash table.
18609 (remove_unused_temp_slot_addresses): Remove addresses of temp
18610 slots that have been made available.
18611 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18612 worker function for remove_unused_temp_slot_addresses.
18613 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18614 Add the temp slot address to the address -> temp slot map.
18615 (update_temp_slot_address): Update via insert_temp_slot_address.
18616 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18617 (pop_temp_slots): Likewise.
18618 (init_temp_slots): Allocate the address -> temp slot map, or empty
18619 the map if it is already allocated.
18620 (prepare_function_start): Initialize temp slot processing.
18622 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18624 PR middle-end/38584
18625 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18626 Calculate the size of all stack vars assuming no packing of stack
18627 vars will happen, replacing a quadratic algorithm with a linear one.
18629 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18632 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18635 2009-01-03 Diego Novillo <dnovillo@google.com>
18637 * doc/contrib.texi: Update contributions.
18639 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18642 * builtins.c (fold_builtin_memory_op): Give up if either operand
18643 is volatile. Set srctype or desttype to non-qualified version
18647 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18648 and FUNCTION_DECLs.
18650 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18652 PR rtl-optimization/35805
18653 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18654 problem if fast dce is able to remove any instructions.
18655 * dce.c (dce_process_block): Fix dump message.
18657 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18660 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18662 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18664 PR middle-end/38690
18665 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18666 * tree-pretty-print.c (op_code_prio): New function.
18667 (op_prio): No longer static. Use op_code_prio.
18668 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18669 Use op_prio and op_code_prio to determine if () should be
18670 printed around operand(s) or not.
18672 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18673 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18674 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18675 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18676 pp_character instead of pp_string for single letter printing.
18678 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18680 * doc/extend.texi: Fix '#pragma GCC option' typo.
18682 2009-01-02 Richard Guenther <rguenther@suse.de>
18684 * doc/install.texi (--enable-checking): Mention different
18685 default for stage1.
18686 (--enable-stage1-checking): Document.
18688 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18690 PR middle-end/30142
18691 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18692 case to be an error.
18694 2009-01-02 Ben Elliston <bje@au.ibm.com>
18696 * config/fp-bit.h (pack_d): Constify argument.
18697 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18698 (isnan): Constify argument.
18700 (iszero): Likewise.
18701 (pack_d): Likewise.
18702 (_fpadd_parts): Constify return type.
18703 (_fpmul_parts): Likewise.
18704 (_fpdiv_parts): Likewise.
18706 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18709 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18710 warn about overwriting initializer with side-effects or
18711 -Woverride-init if !IMPLICIT.
18712 (output_init_element): Likewise. Pass IMPLICIT down to
18714 (process_init_element): Add IMPLICIT argument. Pass it down
18715 to output_init_element.
18716 (push_init_element, pop_init_level, set_designator): Adjust
18717 process_init_element callers.
18718 (set_nonincremental_init, set_nonincremental_init_from_string):
18719 Adjust add_pending_init callers.
18720 (output_pending_init_elements): Adjust output_init_element callers.
18721 * c-tree.h (process_init_element): Adjust prototype.
18722 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18723 process_init_element callers.
18726 Copyright (C) 2009 Free Software Foundation, Inc.
18728 Copying and distribution of this file, with or without modification,
18729 are permitted in any medium without royalty provided the copyright
18730 notice and this notice are preserved.