1 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2 Manuel López-Ibáñez <manu@gcc.gnu.org>
5 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11 tree-inline.c, c-common.c, c-common.h, gimple.c,
12 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13 convert.c: Add location argument to fold_{unary,binary,ternary},
14 fold_build[123], build_call_expr, build_size_arg,
15 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
16 fold_build1_initializer, fold_build2_initializer,
17 fold_build3_initializer, fold_build_call_array,
18 fold_build_call_array_initializer, fold_single_bit_test,
19 omit_one_operand, omit_two_operands, invert_truthvalue,
20 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
21 combine_comparisons, fold_builtin_*, fold_call_expr,
22 build_range_check, maybe_fold_offset_to_address, round_up,
25 2009-07-16 Jason Merrill <jason@redhat.com>
28 * c-common.c (c_common_reswords): Add __is_standard_layout
30 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
31 * doc/implement-cxx.texi: New.
32 * doc/gcc.texi: Include it.
34 2009-07-16 DJ Delorie <dj@redhat.com>
36 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
37 compares that may be indirectly affected by previous instructions.
39 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
41 * builtins.c (do_mpc_arg2): New.
42 (fold_builtin_2): Fold builtin cpow.
43 * real.h (HAVE_mpc_pow): New.
45 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
47 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct comparison
48 to skip unprofitable schedule
50 2009-07-16 Simon Baldwin <simonb@google.com>
52 * gcc.c (option_map): New flag -no-canonical-prefixes.
53 * (display_help): Print help text for new flag.
54 * (process_command): Move options translation and language specifics
55 and handle new flag early. Use it to set a function pointer to a
56 prefix builder. Replace make_relative_prefix calls with calls to
57 the function pointed to. Ignore new flag in regular options handling.
58 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
60 2009-07-15 DJ Delorie <dj@redhat.com>
62 * config/mep/mep.md (sibcall_internal): Change register to avoid
64 (sibcall_value_internal): Likewise.
66 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
68 PR rtl-optimization/40710
69 * resource.c (mark_target_live_regs): Reset DF problem to LR.
71 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
73 * config/mips/mips.md (*extenddi_truncate<mode>,
74 *extendsi_truncate<mode>): Change type attribute to move_type
75 with shift_shift. Split out code handling exts from here ...
76 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
78 (*extendhi_truncateqi): Change type attribute to move_type with
79 shift_shift. Split out code handling exts from here ...
80 (*extendhi_truncateqi_exts): ... to this new pattern.
82 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
85 instead of "and" with inverted sign bit mask value. Use
86 "nonimmediate_operand" for operand 1 and operand 2 predicate.
87 Allocate registers only for operand 4 and operand 5.
89 2009-07-15 Jakub Jelinek <jakub@redhat.com>
92 * fold-const.c (fold_cond_expr_with_comparison): When folding
93 < and <= to MIN, make sure the MIN uses the same type as the
94 comparison's operands.
96 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
98 * arm.md (ior_xor): New code iterator.
99 (split for ior/xor with shift and zero-extend): New split pattern.
100 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
102 2009-07-15 Richard Guenther <rguenther@suse.de>
104 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
107 2009-07-15 Richard Guenther <rguenther@suse.de>
110 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
112 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
114 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
115 handle 2.6.30 kernel.
117 2009-07-15 DJ Delorie <dj@redhat.com>
119 * config/mep/mep.md (sibcall_internal): Change register to allow
120 for 24-bit addresses.
121 (sibcall_value_internal): Likewise.
123 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
125 * doc/invoke.texi: Added descriptions of the scheduling heuristics
126 that are enabled/disabled by the flags introduced by a previous patch.
128 2009-07-14 DJ Delorie <dj@redhat.com>
130 * config/mep/mep.md (sibcall_internal): Include non-toggling
132 (sibcall_value_internal): Likewise.
134 2009-07-14 Taras Glek <tglek@mozilla.com>
135 Rafael Espindola <espindola@google.com>
137 * doc/sourcebuild.texi: Document install-plugin target.
138 * configure.ac: Added install-plugin target to language makefiles.
139 * configure: Regenerate.
140 * Makefile.in: (install-plugin): Install more headers,
141 depend on lang.install-plugin.
143 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
145 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
148 2009-07-14 DJ Delorie <dj@redhat.com>
150 * config/mep/mep.c (mep_vliw_jmp_match): New function.
151 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
152 * config/mep/mep.md (sibcall_internal): Change test from
153 mep_vliw_mode_match to mep_vliw_jmp_match.
154 (sibcall_value_internal): Likewise.
156 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
158 * config/i386/sse.md (copysign<mode>3): New expander.
159 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
160 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
161 Use ix86_build_const_vector.
162 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
163 IX86_BUILTIN_CPYSGNPD.
164 (builtin_description): Add __builtin_ia32_copysignps and
165 __builtin_ia32_copysignpd.
166 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
167 and BUILT_IN_COPYSIGNF.
169 2009-07-13 Jason Merrill <jason@redhat.com>
171 * builtins.c (can_trust_pointer_alignment): New fn.
172 (get_pointer_alignment): Factor it out from here.
173 * tree.h: Declare it.
175 2009-07-14 David Edelsohn <edelsohn@gnu.org>
177 * config/rs6000/predicates.md (offsettable_mem_operand): Test
180 2009-07-14 Dodji Seketeli <dodji@redhat.com>
184 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
186 2009-07-14 Richard Guenther <rguenther@suse.de>
187 Andrey Belevantsev <abel@ispras.ru>
190 * cfgexpand.c (partition_stack_vars): Do not bother to update
191 alias information when not optimizing.
193 2009-07-14 Richard Guenther <rguenther@suse.de>
194 Andrey Belevantsev <abel@ispras.ru>
196 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
197 (pt_solution_set): Likewise.
198 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
199 * tree-ssa-structalias.c (pt_solution_set): New function.
200 * final.c (rest_of_clean_state): Free SSA data structures.
201 * print-rtl.c (print_decl_name): Remove.
202 (print_mem_expr): Implement in terms of print_generic_expr.
203 * alias.c (ao_ref_from_mem): New function.
204 (rtx_refs_may_alias_p): Likewise.
205 (true_dependence): Query alias-export info.
206 (canon_true_dependence): Likewise.
207 (write_dependence_p): Likewise.
208 * tree-dfa.c (get_ref_base_and_extent): For void types leave
210 * emit-rtl.c (component_ref_for_mem_expr): Remove.
211 (mem_expr_equal_p): Use operand_equal_p.
212 (set_mem_attributes_minus_bitpos): Do not use
213 component_ref_for_mem_expr.
214 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
215 (update_alias_info_with_stack_vars): Likewise.
216 (partition_stack_vars): Call update_alias_info_with_stack_vars.
217 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
218 explicitly nor clear stmt operands.
219 Free the decl-to-pointer map.
220 * tree-optimize.c (execute_free_datastructures): Do not free
221 SSA data structures here.
222 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
223 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
224 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
226 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
228 2009-07-13 DJ Delorie <dj@redhat.com>
230 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
231 unrolling at the right iteration count.
233 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
236 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
238 * haifa-sched.c (rank_for_schedule): Introduced flags to
239 enable/disable individual scheduling heuristics.
240 * common.opt: Introduced flags to enable/disable individual
241 heuristics in the scheduler.
242 * doc/invoke.texi: Introduced flags to enable/disable individual
243 heuristics in the scheduler.
245 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
247 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
248 config/i386/mingw-tls.c.
249 * config/i386/mingw-tls.c: Removed.
251 2009-07-13 Ira Rosen <irar@il.ibm.com>
253 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
254 checks access only relevant statements.
255 (vectorizable_reduction): Likewise.
257 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
259 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
260 just for 32-bit case.
262 2009-07-12 Jan Hubicka <jh@suse.cz>
264 PR tree-optimization/40585
265 * except.c (expand_resx_expr): When there already is resume
266 instruction, produce linked list.
267 (build_post_landing_pads): Assert that resume is empty.
268 (connect_post_landing_pads): Handle resume lists.
269 (dump_eh_tree): Dump resume list.
271 2009-07-12 Ira Rosen <irar@il.ibm.com>
273 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
274 with additional argument.
275 * tree-vectorizer.h (enum vect_def_type): Add
276 vect_double_reduction_def.
277 (vect_is_simple_reduction): Add argument.
278 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
280 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
281 vect_is_simple_reduction with additional argument.
282 (vect_analyze_loop_operations): Handle exit phi nodes in case of
284 (reduction_code_for_scalar_code): Handle additional codes by
285 returning ERROR_MARK for them. Fix comment and indentation.
286 (vect_is_simple_reduction): Fix comment, add argument to specify
287 double reduction. Detect double reduction.
288 (get_initial_def_for_induction): Fix indentation.
289 (get_initial_def_for_reduction): Fix comment and indentation.
290 Handle double reduction. Create initial definitions that do not
291 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
292 (vect_create_epilog_for_reduction): Fix comment, add argument to
293 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
294 epilogue result extraction. Create double reduction phi node and
295 replace relevant uses.
296 (vectorizable_reduction): Call vect_is_simple_reduction with
297 additional argument. Fix indentation. Update epilogue code treatment
298 according to the changes in reduction_code_for_scalar_code. Check
299 for double reduction. Call vect_create_epilog_for_reduction with
301 * tree-vect-stmts.c (process_use): Handle double reduction, update
303 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
304 (vect_get_vec_def_for_operand): Likewise.
306 2009-07-12 Danny Smith <dansmister@gmail.com>
308 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
309 dllexport if !TREE_PUBLIC.
310 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
312 2009-07-11 Anatoly Sokolov <aesok@post.ru>
314 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
315 (avr_extra_arch_macro) Remove declatation.
316 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
317 (avr_extra_arch_macro) Declare as static.
318 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
320 2009-07-11 Jan Hubicka <jh@suse.cz>
323 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
325 2009-07-11 Jakub Jelinek <jakub@redhat.com>
328 * dwarf2out.c (dw_fde_struct): Add in_std_section and
329 cold_in_std_section bits.
330 (dwarf2out_begin_prologue): Initialize them.
331 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
332 if already covered by text_section or cold_text_section range.
334 PR rtl-optimization/40667
335 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
336 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
337 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
338 * config/i386/i386.c (ix86_minimum_alignment): New function.
339 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
340 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
341 * emit-rtl.c (gen_reg_rtx): Likewise.
342 * function.c (assign_parms): Likewise. If nominal_type needs
343 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
344 rather than passed_type's alignment.
347 * function.c (assign_parm_setup_stack): Adjust
348 MEM_OFFSET (data->stack_parm) if promoted_mode is different
349 from nominal_mode on big endian.
351 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
353 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
355 2009-07-10 DJ Delorie <dj@redhat.com>
357 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
359 2009-07-10 Mark Mitchell <mark@codesourcery.com>
361 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
363 (thumb2_cbnz): Likewise.
365 2009-07-10 David Daney <ddaney@caviumnetworks.com>
368 * config.gcc (supported_defaults): Add synci.
369 (with_synci): Add validation.
370 (all_defaults): Add synci.
371 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
374 * config/mips/mips.opt (msynci): New option.
375 * config/mips/mips.c (mips_override_options): Warn on use of
376 -msynci for targets that do now support it.
377 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
379 * gcc/doc/invoke.texi (-msynci): Document the new option.
380 * doc/install.texi (--with-synci): Document the new option.
382 2009-07-10 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/40496
385 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
386 the PHI result with a compatible type.
388 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
392 * c.opt (Wunused-result): New.
393 * doc/invoke.texi: Document it.
394 * c-common.c (c_warn_unused_result): Use it.
396 2009-07-09 DJ Delorie <dj@redhat.com>
398 * targhooks.c (default_target_can_inline_p): Rename from
399 default_target_option_can_inline_p.
400 * targhooks.h (default_target_can_inline_p): Likewise.
401 * target-def.h (TARGET_CAN_INLINE_P): Rename from
402 TARGET_OPTION_CAN_INLINE_P.
403 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
404 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
405 (mep_target_can_inline_p): Rename from
406 mep_target_option_can_inline_p.
409 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
410 registers used to pass vectors.
412 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
414 2009-07-09 Tom Tromey <tromey@redhat.com>
416 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
417 * config/mmix/mmix.c: Include dwarf2.h.
418 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
419 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
420 * config/sh/sh.c: Include dwarf2.h.
421 * config/i386/i386.c: Include dwarf2.h.
422 * Makefile.in (DWARF2_H): Remove 'elf'.
423 * except.c: Include dwarf2.h.
424 * unwind-dw2.c: Include dwarf2.h.
425 * dwarf2out.c: Include dwarf2.h.
426 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
427 * unwind-dw2-fde.c: Include dwarf2.h.
428 * dwarf2asm.c: Include dwarf2.h.
430 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
432 * haifa-sched.c (insn_finishes_cycle_p): New static function.
434 * sched-int.h (struct sched_info: insn_finishes_block_p): New
436 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
437 (region_sched_info): Update.
438 * sched-ebb.c (ebb_sched_info): Update.
439 * modulo-sched.c (sms_sched_info): Update.
440 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
442 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
444 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
446 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
448 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
450 2009-07-09 Jakub Jelinek <jakub@redhat.com>
453 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
454 arg1 with arg01 if arg1 is already INTEGER_CST.
456 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
458 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
459 Transform (and (truncate)) into (truncate (and)).
461 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
463 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
464 creating LHS paradoxical subregs. Fix surrounding returns to
465 use NULL_RTX rather than 0.
467 2009-07-08 DJ Delorie <dj@redhat.com>
469 * config/mep/mep.c: (mep_option_can_inline_p): New.
470 (TARGET_OPTION_CAN_INLINE_P): Define.
472 2009-07-08 Mark Wielaard <mjw@redhat.com>
475 * dwarf2out.c (add_data_member_location_attribute): When we have
476 only a constant offset don't emit a new location description using
477 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
480 2009-07-08 Richard Henderson <rth@redhat.com>
483 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
484 (enum reg_class): Add CLOBBERED_REGS.
485 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
486 * config/i386/i386.c (ix86_conditional_register_usage): Moved
487 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
488 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
489 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
490 force 64-bit sibcalls into R11.
491 * config/i386/constraints.md (U): New constraint.
492 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
493 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
494 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
496 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
498 * basic-block.h (dump_regset, debug_regset): Remove duplicate
500 * c-objc-common.h (c_initialize_diagnostics): Ditto.
501 * ebitmap.h (dump_ebitmap): Ditto.
502 * optabs.h (optab_libfunc): Ditto.
503 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
504 * tree-flow.h (vect_can_force_dr_alignment_p,
505 get_vectype_for_scalar_type): Ditto.
506 (vectorize_loops): Move prototype to ...
507 * tree-vectorizer.h: ... here. Also, adjust comment.
508 (vect_set_verbosity_level): Remove duplicate prototype.
509 * tree-ssa-loop.c: Include tree-vectorizer.h.
510 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
512 2009-07-08 Nick Clifton <nickc@redhat.com>
514 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
517 2009-07-08 DJ Delorie <dj@redhat.com>
519 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
520 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
521 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
523 * config/mep/intrinsics.md: Regenerated.
524 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
525 registers when asm() or calls are detected.
527 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
530 * gimplify.c (gimplify_expr): Propagate no_warning flag when
532 * gimple (gimple_build_call_from_tree): Likewise.
533 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
534 no_warning flag before warning.
536 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
538 * tree.c (set_expr_locus): Remove.
539 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
540 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
542 * gimplify.c (internal_get_tmp_var): Likewise.
543 (gimplify_call_expr): Likewise.
544 (gimplify_one_sizepos): Likewise.
546 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
549 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
550 to variables for debugging purposes.
552 2009-06-23 Mark Loeser <mark@halcy0n.com>
555 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
557 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
559 * pretty-print.c (pp_base_format): Remove %J.
560 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
561 gcc_cxxdiag_char_table): Likewise.
562 (init_dynamic_diag_info): Likewise.
564 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
566 * pretty-print.c (pp_base_format): Remove %H.
567 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
568 gcc_cxxdiag_char_table): Likewise.
569 (init_dynamic_diag_info): Likewise.
570 * config/mep/mep.c (mep_select_section): Likewise.
572 2009-07-07 Duncan Sands <baldrick@free.fr>
574 * final.c (pass_clean_state): Give the pass a name.
575 * passes.c (pass_rest_of_compilation): Likewise.
576 * tree-optimize.c (pass_all_optimizations): Likewise.
578 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
580 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
581 an extra 'decl' for error_at.
583 2009-07-07 Jakub Jelinek <jakub@redhat.com>
586 * tree-tailcall.c (adjust_return_value_with_ops,
587 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
588 if it has complex or vector type.
590 2009-07-07 Olivier Hainque <hainque@adacore.com>
592 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
595 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
597 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
599 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
601 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
602 * c-decl.c: Likewise.
603 * function.c: Likewise.
604 * varasm.c: Likewise.
605 * tree-ssa.c: Likewise.
606 * c-common.c: Likewise.
607 * tree-cfg.c: Likewise.
608 * config/spu/spu.c: Likewise.
609 * config/ia64/ia64.c: Likewise.
610 * config/v850/v850.c: Likewise.
612 2009-07-06 DJ Delorie <dj@redhat.com>
614 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
615 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
616 unspecified accesses to control registers.
617 * config/mep/intrinsics.md: Regenerate.
618 * config/mep/intrinsics.h: Regenerate.
619 * config/mep/mep-intrin.h: Regenerate.
621 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
623 * c-lex.c: Replace %H by an explicit location. Update all calls.
624 * c-common.c: Likewise.
625 * c-decl.c: Likewise.
626 * c-typeck.c: Likewise.
627 * fold-const.c: Likewise.
628 * gimplify.c: Likewise.
630 * tree-cfg.c: Likewise.
631 * tree-ssa-loop-niter.c: Likewise.
632 * tree-vrp.c: Likewise.
633 * value-prof.c: Likewise.
635 2009-07-06 Diego Novillo <dnovillo@google.com>
637 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
638 if it has one. Handle cases where VAR does not have an
639 annotation or cfun is NULL.
641 2009-07-06 Diego Novillo <dnovillo@google.com>
643 * tree.c: Include debug.h.
644 (initialize_tree_contains_struct): New.
645 (init_ttree): Call it.
646 (tree_node_structure_for_code): Factor out of ...
647 (tree_node_structure): ... here.
648 * treestruct.def (TS_PHI_NODE): Remove.
649 (TS_GIMPLE_STATEMENT): Remove.
651 2009-07-06 Diego Novillo <dnovillo@google.com>
653 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
654 (debug_tree_chain): Handle cycles.
656 2009-07-06 Nick Clifton <nickc@redhat.com>
657 DJ Delorie <dj@redhat.com>
659 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
660 __FMOVD_ENABLED__ is defined.
662 (TARGET_FMOVD): Provide a default definition.
663 (MASK_FMOVD): Likewise.
664 (TARGET_CPU_CPP_BUILTINS): Define
665 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
666 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
667 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
668 (split for DF load from memory into register): Also handle
669 MEMs which consist of REG+DISP addressing.
670 (split for DF store from register to memory): Likewise.
671 (movsf_ie): Always use single fp_mode.
672 * config/sh/sh.c (sh_override_options): Do not automatically
673 enable TARGET_MOVD for the SH2A when supporting doubles - leave
674 that to the -mfmovd command line switch.
675 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
676 (fldi_ok): Always allow.
677 * config/sh/sh.opt (mfmovd): Remove this switch.
678 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
680 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
681 Kaz Kojima <kkojima@gcc.gnu.org>
683 PR rtl-optimization/30807
684 * postreload.c (reload_combine): For every new use of REG_SUM,
685 record the use of BASE.
687 2009-07-06 Jan Hubicka <jh@suse.cz>
689 * params.def: Revert my accidental commit at 2009-06-30.
691 2009-07-04 Ian Lance Taylor <iant@google.com>
694 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
696 (mingw_format_attribute_overrides): Likewise.
698 2009-07-04 Jakub Jelinek <jakub@redhat.com>
701 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
702 don't check cfa.reg. Instead of cfa.indirect use
703 fde && fde->drap_reg != INVALID_REGNUM test.
705 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
707 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
709 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
712 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
714 2009-07-03 Richard Guenther <rguenther@suse.de>
716 PR tree-optimization/40640
717 * tree-switch-conversion.c (build_arrays): Perform arithmetic
720 2009-07-03 Jan Hubicka <jh@suse.cz>
722 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
723 for size, reduce amount of inlining.
725 2009-07-03 Richard Guenther <rguenther@suse.de>
728 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
729 if t +- x is known to not overflow and the conversion widens the
731 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
733 2009-07-03 Jan Hubicka <jh@suse.cz>
735 * ipa-pure-const.c (analyze): Update loop optimizer init.
736 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
737 try_remove_empty_loop, remove_empty_loops): Remove.
738 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
739 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
740 to mark regular loops as neccesary.
741 (degenerate_phi_p): New function.
742 (propagate_necessity, remove_dead_phis): Use it.
743 (forward_edge_to_pdom): Likewise.
744 (eliminate_unnecessary_stmts): Take care to remove uses of results of
745 virtual PHI nodes that became unreachable.
746 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
747 * tree-flow.h (remove_empty_loops): Remove.
748 * passes.c (init_optimization_passes): Remove.
750 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
752 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
754 (*fix_trunc<mode>_i387_1): Ditto.
755 (*floathi<mode>2_1): Ditto.
756 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
758 (*fist<mode>2_1): Ditto.
759 (frndintxf2_floor): Ditto.
760 (*fist<mode>2_floor_1): Ditto.
761 (frndintxf2_ceil): Ditto.
762 (*fist<mode>2_ceil_1): Ditto.
763 (frndintxf2_trunc): Ditto.
764 (frndintxf2_mask_pm): Ditto.
765 (fxam<mode>2_i387_with_temp): Ditto.
766 * config/i386/sse.md (mulv16qi3): Ditto.
767 (*sse2_mulv4si3): Ditto.
769 (sse4_2_pcmpestr): Ditto.
770 (sse4_2_pcmpistr): Ditto.
772 2009-07-03 Jan Hubicka <jh@suse.cz>
774 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
775 (mark_stmt_necessary): Set it.
776 (mark_operand_necessary): Set it.
777 (mark_control_dependent_edges_necessary): Set it.
778 (mark_virtual_phi_result_for_renaming): New function.
779 (get_live_post_dom): New function.
780 (forward_edge_to_pdom): New function.
781 (remove_dead_stmt): Fix handling of control dependences.
782 (tree_dce_init): Init new bitmap.
783 (tree_dce_done): Free it.
785 2009-07-02 Richard Guenther <rguenther@suse.de>
788 * tree-ssa-structalias.c (new_var_info): Initialize
791 2009-07-02 Jan Hubicka <jh@suse.cz>
793 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
796 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
798 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
799 instead of recomputing it. Adjust calls.
800 (emit_store_flag): Adjust recursive calls.
802 2009-07-02 Richard Guenther <rguenther@suse.de>
804 * tree-ssa-live.c (remove_unused_locals): Do not remove
806 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
807 of DECL_EXTERNAL for HEAP variables.
808 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
809 HEAP variables. Do not adjust RESTRICT vars.
810 (find_what_var_points_to): Nobody cares if something
813 2009-07-02 Ben Elliston <bje@au.ibm.com>
815 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
816 pc_low and pc_high declarations to the top of the function.
818 2009-07-01 DJ Delorie <dj@redhat.com>
820 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
822 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
823 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
824 unspecified accesses to control registers.
825 * config/mep/intrinsics.md: Regenerate.
826 * config/mep/intrinsics.h: Regenerate.
827 * config/mep/mep-intrin.h: Regenerate.
829 2009-07-01 Anthony Green <green@moxielogic.com>
831 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
832 instruction when possible.
833 (moxie_expand_prologue): Ditto. Also, save an instruction and
834 some complexity by popping off of $r12 instead of $sp.
835 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
838 2009-07-01 Richard Henderson <rth@redhat.com>
841 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
842 contained no insns, reposition note before last insn.
844 2009-07-01 Richard Henderson <rth@redhat.com>
847 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
848 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
850 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
853 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
854 darwin9 for printing reg addresses with %y.
856 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
858 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
859 truncation from operands in binary operations.
861 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
864 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
865 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
866 subreg of op0 to the original op0.
868 * expmed.c (store_bit_field_1): Use a temporary as the destination
869 instead of a paradoxical subreg when we need to truncate the result.
871 2009-07-01 DJ Delorie <dj@redhat.com>
873 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
874 names to VLIW variants.
875 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
876 * config/mep/intrinsics.md: Regenerate.
877 * config/mep/intrinsics.h: Regenerate.
878 * config/mep/mep-intrin.h: Regenerate.
880 2009-07-01 Jakub Jelinek <jakub@redhat.com>
883 * jump.c (returnjump_p): Revert last patch.
884 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
886 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
889 * pa.md (casesi32p): Use jump table label to determine the offset
891 (casesi64p): Likewise.
893 * pa.c (forward_branch_p): Return bool type. Use instruction
894 addresses when available. Assert that INSN has a jump label.
895 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
898 2009-07-01 Richard Guenther <rguenther@suse.de>
900 PR tree-optimization/19831
901 * tree-ssa-dce.c (propagate_necessity): Calls to functions
902 that only act as barriers do not make any previous stores necessary.
903 * tree-ssa-structalias.c (handle_lhs_call): Delay making
904 HEAP variables global, do not add a constraint from nonlocal.
905 (find_func_aliases): Handle escapes through return statements.
906 (compute_points_to_sets): Make escaped HEAP variables global.
908 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
911 * expmed.c (emit_store_flag): Perform a conversion if necessary,
912 after reducing a DImode cstore to SImode.
914 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
916 * expr.c (expand_expr_real_1): Reinstate fallthrough to
917 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
919 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
921 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
922 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
924 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
925 and umod_optab if TARGET_BSD_DIVMOD.
926 * config/vax/lib1funcs.asm: New file.
927 * config/vax/t-linux: New file.
928 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
930 2009-06-30 Jakub Jelinek <jakub@redhat.com>
933 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
934 to type arguments that have void type.
937 * dwarf2out.c (gen_formal_parameter_die): Call
938 equate_decl_number_to_die if node is different from origin.
940 2009-06-30 Anthony Green <green@moxielogic.com>
942 Clean up moxie port for --enable-build-with-cxx.
943 * config/moxie/moxie.c (moxie_function_value): First two
944 parameters are const_tree, not tree.
945 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
946 (REG_CLASS_NAMES): Ditto.
947 (REGNO_REG_CLASS): Ditto.
948 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
949 (moxie_function_value): Fix constyness of arguments.
951 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
953 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
954 finalize_size_functions before further processing.
955 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
956 (variable_size): Call self_referential_size on size expressions
957 that contain a PLACEHOLDER_EXPR.
958 (size_functions): New static variable.
959 (copy_self_referential_tree_r): New static function.
960 (self_referential_size): Likewise.
961 (finalize_size_functions): New global function.
962 * tree.c: Include tree-inline.h.
963 (push_without_duplicates): New static function.
964 (find_placeholder_in_expr): New global function.
965 (substitute_in_expr) <tcc_declaration>: Return the replacement object
967 <tcc_expression>: Likewise.
968 <tcc_vl_exp>: If the replacement object is a constant, try to inline
969 the call in the expression.
970 * tree.h (finalize_size_functions): Declare.
971 (find_placeholder_in_expr): Likewise.
972 (FIND_PLACEHOLDER_IN_EXPR): New macro.
973 (substitute_placeholder_in_expr): Update comment.
974 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
976 (copy_tree_body_r): Likewise.
977 (copy_tree_body): New static function.
978 (maybe_inline_call_in_expr): New global function.
979 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
980 (maybe_inline_call_in_expr): Declare.
981 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
982 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
985 2009-06-30 Richard Guenther <rguenther@suse.de>
987 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
989 (propagate_necessity): Do not mark reaching defs of stores
992 2009-06-30 Jan Hubicka <jh@suse.cz>
994 * cfgloopanal.c (check_irred): Move into ...
995 (mark_irreducible_loops): ... here; return true if ireducible
997 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
998 (analyze_function): Try to prove loop finiteness.
999 * cfgloop.h (mark_irreducible_loops): Update prototype.
1000 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1002 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1004 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1006 2009-06-30 Ira Rosen <irar@il.ibm.com>
1008 PR tree-optimization/40542
1009 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1012 2009-06-30 Martin Jambor <mjambor@suse.cz>
1014 PR tree-optimization/40582
1015 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1016 than useless_type_conversion_p.
1017 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1020 2009-06-30 Martin Jambor <mjambor@suse.cz>
1023 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1025 2009-06-30 Richard Guenther <rguenther@suse.de>
1027 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1028 use ao_ref references.
1029 (walk_aliased_vdefs): Likewise.
1030 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1031 * tree-ssa-dce.c (struct ref_data): Remove.
1032 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1033 (mark_aliased_reaching_defs_necessary): Adjust.
1034 (mark_all_reaching_defs_necessary_1): Likewise.
1036 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1039 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1040 (emit_store_flag_1): Extract from emit_store_flag, adjust
1041 calls to (what now is) emit_cstore.
1042 (emit_store_flag): Call emit_store_flag_1 and also use it
1043 for what used to be recursive calls.
1045 2009-06-30 Wei Guozhi <carrot@google.com>
1048 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1049 if the target bb post dominates from bb.
1050 * config/i386/i386.c (memory_address_length): Check existence of base
1051 register before using it.
1053 2009-06-30 Nick Clifton <nickc@redhat.com>
1054 DJ Delorie <dj@redhat.com>
1056 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1057 __FMOVD_ENABLED__ is defined.
1059 (TARGET_FMOVD): Provide a default definition.
1060 (MASK_FMOVD): Likewise.
1061 (TARGET_CPU_CPP_BUILTINS): Define
1062 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1063 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1064 two fmov instructions depending upon whether TARGET_FMOVD is
1066 (split for DF load from memory into register): Also handle
1067 MEMs which consist of REG+DISP addressing.
1068 (split for DF store from register to memory): Likewise.
1069 * config/sh/sh.opt (mfmovd): Remove this switch.
1070 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1071 * config/sh/sh.c (sh_override_options): Do not automatically
1072 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1073 that to the -mfmovd command line switch.
1075 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1077 (fldi_ok): Always allow.
1078 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1080 2009-06-29 DJ Delorie <dj@redhat.com>
1082 * doc/install.texi (mep-x-elf): Correct chip's full name.
1084 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1086 * doc/extend.texi: Fix typo.
1088 2009-06-29 Tom Tromey <tromey@redhat.com>
1091 * Makefile.in (DWARF2_H): New variable.
1093 (dwarf2out.o): Likewise.
1094 (dwarf2asm.o): Likewise.
1095 * config/i386/t-i386: Use DWARF2_H.
1096 * except.c: Include elf/dwarf2.h.
1097 * unwind-dw2.c: Include elf/dwarf2.h.
1098 * dwarf2out.c: Include elf/dwarf2.h.
1099 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1100 <dtprel>: New field.
1101 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1102 (size_of_loc_descr): Likewise.
1103 (output_loc_operands_raw): Likewise.
1104 (output_loc_operands): Handle new dtprel field.
1105 (loc_checksum): Update.
1106 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1107 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1108 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1109 * dwarf2asm.c: Include elf/dwarf2.h.
1110 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1111 * config/mmix/mmix.c: Include elf/dwarf2.h.
1112 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1113 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1114 * config/sh/sh.c: Include elf/dwarf2.h.
1115 * config/i386/i386.c: Include elf/dwarf2.h.
1117 2009-06-29 DJ Delorie <dj@redhat.com>
1119 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1121 * doc/extend.texi: Add MeP attributes and pragmas.
1122 * doc/invoke.text: Add MeP Options.
1123 * doc/contrib.texi: Add MeP contribution.
1124 * doc/md.texi: Add MeP constraints.
1125 * doc/install.texi: Add MeP target.
1127 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1129 * target.h (struct gcc_target): Add frame_pointer_required field.
1130 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1131 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1132 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1134 * reload1.c (update_eliminables): (Ditto.).
1135 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1136 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1137 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1139 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1141 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1142 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1143 (arm_frame_pointer_required): New function.
1145 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1146 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1147 (avr_frame_pointer_required_p): Declare as static.
1148 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1150 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1151 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1152 (bfin_frame_pointer_required): Make as static, change return type
1154 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1156 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1157 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1158 (cris_frame_pointer_required): New function.
1160 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1162 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1163 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1164 (fr30_frame_pointer_required): New function.
1166 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1167 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1168 (frv_frame_pointer_required): Make as static, change return type
1170 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1172 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1173 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1174 (ix86_frame_pointer_required): Make as static, change return type to
1176 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1178 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1179 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1181 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1183 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1185 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1187 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1188 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1189 (mips_frame_pointer_required): Make as static.
1190 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1192 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1193 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1194 (mmix_frame_pointer_required): Mew function.
1196 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1197 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1199 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1201 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1203 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1205 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1206 (CAN_ELIMINATE): Redefine.
1207 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1208 (sparc_frame_pointer_required): New function.
1209 (sparc_can_eliminate): New function.
1210 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1212 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1213 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1215 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1216 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1217 (xtensa_frame_pointer_required): Make as static, change return type
1219 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1222 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1224 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1225 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1226 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1227 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1228 (register_callback): Handle PLUGIN_START_UNIT.
1229 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1231 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1233 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1235 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1236 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1238 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1240 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1243 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1245 * doc/extend.texi (Additional Floating Types): __float128 is also
1246 supported on i386 targets.
1248 2009-06-29 Richard Guenther <rguenther@suse.de>
1251 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1253 (pt_solutions_same_restrict_base): Declare.
1254 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1256 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1257 (make_constraint_from, make_copy_constraint): Move earlier.
1258 (make_constraint_from_heapvar): New function.
1259 (make_constraint_from_restrict): Likewise.
1260 (handle_lhs_call): Use it.
1261 (find_func_aliases): Use it to track conversions to restrict
1263 (struct fieldoff): Add only_restrict_pointers flag.
1264 (push_fields_onto_fieldstack): Initialize it.
1265 (create_variable_info_for): Track global restrict qualified pointers.
1266 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1267 Track restrict qualified pointer arguments.
1268 (set_uids_in_ptset): Use varinfo is_global_var flag.
1269 (find_what_var_points_to): Set the vars_contains_restrict flag.
1270 Always create the points-to solution for sets including restrict tags.
1271 (pt_solutions_same_restrict_base): New function.
1272 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1273 qualified pointers use pt_solutions_same_restrict_base as
1274 additional source for disambiguation.
1276 2009-06-29 Richard Guenther <rguenther@suse.de>
1279 * alias.c (find_base_decl): Remove.
1280 (get_deref_alias_set_1): Remove restrict handling.
1281 * c-common.c (c_apply_type_quals_to_decl): Do not set
1282 DECL_POINTER_ALIAS_SET.
1283 * gimplify.c (find_single_pointer_decl_1): Remove.
1284 (find_single_pointer_decl): Likewise.
1285 (internal_get_tmp_var): Remove restrict handling.
1286 (gimple_regimplify_operands): Likewise.
1287 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1288 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1289 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1290 * tree.c (restrict_base_for_decl): Remove.
1291 (init_ttree): Do not allocate it.
1292 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1293 LABEL_DECL_UID for label decls.
1294 (copy_node_stat): Do not copy restrict information.
1295 (decl_restrict_base_lookup): Remove.
1296 (decl_restrict_base_insert): Likewise.
1297 (print_restrict_base_statistics): Likewise.
1298 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1299 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1300 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1301 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1302 (LABEL_DECL_UID): Adjust.
1303 (DECL_BASED_ON_RESTRICT_P): Remove.
1304 (DECL_GET_RESTRICT_BASE): Likewise.
1305 (SET_DECL_RESTRICT_BASE): Likewise.
1306 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1308 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1309 instead of DECL_POINTER_ALIAS_SET.
1310 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1311 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1312 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1314 2009-06-29 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/40579
1317 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1318 the IL to simplify has constants that overflowed.
1320 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1322 PR tree-optimization/40550
1323 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1324 vector_compute_type only when the size of vector_compute_type is
1325 less than the size of type.
1327 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1329 * fold-const.c (contains_label_1): Fix comments.
1330 (contains_label_p): Do not walk trees multiple time.
1332 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1334 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1335 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1336 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1337 ix86_fp_comparison_operator.
1338 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1339 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1340 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1341 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1342 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1343 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1344 (related splits): Change predicate to ix86_fp_comparison_operator.
1345 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1346 instead of ix86_fp_comparison_codes.
1347 (ix86_trivial_fp_comparison_operator,
1348 ix86_fp_comparison_operator): New.
1349 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1350 (ix86_expand_compare): Eliminate last two parameters.
1351 (ix86_fp_jump_nontrivial_p): Kill.
1352 * config/i386/i386.c (put_condition_code): Eliminate call to
1353 ix86_fp_comparison_codes and subsequent assertion.
1354 (ix86_fp_comparison_codes): Eliminate.
1355 (ix86_fp_swap_condition): New.
1356 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1357 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1358 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1359 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1360 and ix86_fp_swap_condition.
1361 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1362 Use ix86_fp_comparison_strategy.
1363 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1364 (ix86_fp_jump_nontrivial_p): Eliminate.
1365 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1366 call to ix86_expand_compare.
1367 (ix86_split_fp_branch, ix86_expand_setcc,
1368 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1369 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1371 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1373 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1374 related to jump_clobbers.
1375 * config/arm/arm.md (conds): Remove jump_clob case.
1376 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1377 splits): Change comparison_operator to arm_comparison_operator.
1378 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1381 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1383 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1384 condition for floating point modes.
1385 * expmed.c (emit_store_flag_1): Move here a bigger part
1387 (emit_store_flag): Try swapping the condition for floating point
1389 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1391 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1393 * expr.c (expand_expr_real_1): Just use do_store_flag.
1394 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1395 emit_store_flag_force.
1396 * expmed.c (emit_store_flag_force): Copy here trick
1397 previously in expand_expr_real_1. Try reversing the comparison.
1398 (emit_store_flag_1): Work if target is NULL.
1399 (emit_store_flag): Work if target is NULL, using the result mode
1400 from the comparison. Use split_comparison, restructure final part
1401 to simplify conditionals.
1403 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1405 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1406 * dojump.c (do_jump): Change handling of floating-point
1407 ops to use just do_compare_and_jump.
1408 (split_comparison): New.
1409 (do_compare_rtx_and_jump): Add here logic coming previously
1410 in do_jump, using split_comparison.
1412 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1415 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1417 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1419 * tree-ssa-alias.c: Fix unintentional commit.
1421 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1423 * passes.c (execute_one_pass): Fix unintentional commit.
1425 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1427 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1428 (df_rd_local_compute, df_md_local_compute): Inline them.
1430 (df_md_scratch): New.
1431 (df_md_alloc, df_md_free): Allocate/free it.
1432 (df_md_local_compute): Only include live registers in init.
1433 (df_md_transfer_function): Prune the in-set computed by
1434 the confluence function, and the gen-set too.
1436 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1438 PR rtl-optimization/26854
1439 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1440 * df-problems.c (df_rd_add_problem): Fix comment.
1441 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1442 df_md_simulate_artificial_defs_at_top,
1443 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1444 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1445 df_md_transfer_function, df_md_init, df_md_confluence_0,
1446 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1447 problem_MD, df_md_add_problem): New.
1448 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1449 df_md_get_bb_info): New.
1450 (DF_LAST_PROBLEM_PLUS1): Adjust.
1452 * Makefile.in (fwprop.o): Include domwalk.h.
1453 * fwprop.c: Include domwalk.h.
1454 (reg_defs, reg_defs_stack): New.
1455 (bitmap_only_bit_between): Remove.
1456 (process_defs): New.
1457 (process_uses): Use reg_defs and local_md instead of
1458 bitmap_only_bit_between and local_rd.
1459 (single_def_use_enter_block): New, from build_single_def_use_links.
1460 (single_def_use_leave_block): New.
1461 (build_single_def_use_links): Remove code moved to
1462 single_def_use_enter_block, invoke domwalk.
1463 (use_killed_between): Adjust comment.
1465 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1467 * bitmap.h (bitmap_ior_and_into): New.
1468 * bitmap.c (bitmap_ior_and_into): New.
1470 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1472 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1473 before_dom_children_before_stmts and after_dom_children_after_stmts.
1474 Rename the two remaining callbacks to just before_dom_children and
1475 after_dom_children. Remove other GIMPLE statement walking bits.
1476 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1477 * graphite.c: Do not include domwalk.h.
1478 * tree-into-ssa.c (interesting_blocks): New global.
1479 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1480 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1481 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1482 now that they're not domwalk callbacks.
1483 (rewrite_initialize_block): Rename to...
1484 (rewrite_enter_block): ... this, place after called functions. Test
1485 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1486 (rewrite_finalize_block): Rename to...
1487 (rewrite_leave_block): ... this, place after called functions.
1488 (rewrite_update_init_block): Rename to...
1489 (rewrite_update_enter_block): ... this, place after called functions.
1490 Test interesting_blocks, call rewrite_update_stmt and
1491 rewrite_update_phi_arguments.
1492 (rewrite_update_fini_block): Rename to...
1493 (rewrite_leave_block): ... this, place after called functions.
1494 (rewrite_blocks): Remove last argument, simplify initialization of
1496 (mark_def_sites_initialize_block): Rename to...
1497 (mark_def_sites_block): ... this, call mark_def_sites.
1498 (mark_def_sites_blocks): Remove argument, simplify initialization of
1500 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1501 (update_ssa): Likewise.
1502 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1504 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1505 (dom_opt_initialize_block): Rename to...
1506 (dom_opt_enter_block): ... this, place after called functions. Walk
1507 statements here, inline propagate_to_outgoing_edges.
1508 (dom_opt_finalize_block): Rename to...
1509 (dom_opt_leave_block): ... this, place after called functions.
1510 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1512 (dse_enter_block, dse_record_phi): New.
1513 (dse_record_phis): Delete.
1514 (dse_finalize_block): Rename to...
1515 (dse_leave_block): ... this.
1516 (tree_ssa_dse): Simplify initialization of walk_data.
1517 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1518 Adjust initialization of walk_data.
1519 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1520 * tree-ssa-loop-phiopt.c (get_non_trapping):
1521 Adjust initialization of walk_data.
1522 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1523 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1524 it's not a domwalk callback.
1525 (uncprop_initialize_block): Rename to...
1526 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1527 (dse_finalize_block): Rename to...
1528 (dse_leave_block): ... this.
1529 (tree_ssa_uncprop): Simplify initialization of walk_data.
1530 * Makefile.in: Adjust dependencies.
1532 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1534 * arm.md (casesi): Fix test for Thumb1.
1535 (thumb1_casesi_internal_pic): Likewise.
1536 (thumb1_casesi_dispatch): Likewise.
1538 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1540 * config/arm/arm-cores.def: Added core cortex-m0.
1541 * config/arm/arm-tune.md: Regenerated.
1542 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1544 2009-06-26 DJ Delorie <dj@redhat.com>
1546 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1548 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1549 the scheduler doesn't tag jump insns.
1551 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1553 * c-decl.c (merge_decls): Re-indent.
1555 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1558 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1559 Special-case decimal float constants.
1561 2009-06-26 Richard Henderson <rth@redhat.com>
1563 * function.h (struct function): Add cannot_be_copied_reason,
1564 and cannot_be_copied_set.
1565 * tree-inline.c (has_label_address_in_static_1): Rename from
1566 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1567 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1568 don't set inline_forbidden_reason.
1569 (copy_forbidden): New function, split out of inline_forbidden_p.
1570 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1571 (inline_forbidden_p): Use copy_forbidden.
1572 (tree_versionable_function_p): Likewise.
1573 (inlinable_function_p): Merge into tree_inlinable_function_p.
1574 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1575 * ipa-cp.c (ipcp_versionable_function_p): New function.
1576 (ipcp_cloning_candidate_p): Use it.
1577 (ipcp_node_modifiable_p): Likewise.
1579 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1581 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1582 that is marked not to be inlined. Remove flag_mudflap use.
1583 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1584 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1586 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1589 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1590 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1592 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1594 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1596 (__mingwthr_remove_key_dtor): Likewise.
1598 2009-06-26 Richard Guenther <rguenther@suse.de>
1600 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1602 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1605 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1606 try the non-cond_exec path also.
1608 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1611 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1612 (output_cbranch): Use new functions.
1613 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1616 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1617 Pat Haugen <pthaugen@us.ibm.com>
1618 Revital Eres <ERES@il.ibm.com>
1620 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1621 for %c error. Add %x support to print VSX registers as a unified
1622 register set, instead of separate float and altivec registers.
1623 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1624 %y case, and add support for VSX pre-modify addresses.
1625 (output_toc): Add assert for CONST containing an integer constant
1627 (rs6000_adjust_cost): Add POWER7 support.
1628 (insn_must_be_first_in_group): Ditto.
1629 (insn_must_be_last_in_group): Ditto.
1630 (rs6000_emit_popcount): Ditto.
1631 (rs6000_vector_mode_supported_p): Ditto.
1633 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1634 Change some of the functions called by macros to being called
1635 through a pointer, so debug functions can be inserted if
1636 -mdebug=addr or -mdebug=cost.
1637 (rs6000_preferred_reload_class_ptr): Ditto.
1638 (rs6000_secondary_reload_class_ptr): Ditto.
1639 (rs6000_secondary_memory_needed_ptr): Ditto.
1640 (rs6000_cannot_change_mode_class_ptr): Ditto.
1641 (rs6000_secondary_reload_inner): Ditto.
1642 (rs6000_legitimize_reload_address): Ditto.
1643 (rs6000_legitimize_reload_address_ptr): Ditto.
1644 (rs6000_mode_dependent_address): Ditto.
1645 (rs6000_mode_dependent_address_ptr): Ditto.
1647 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1648 function to return true if the mode allows reg + integer
1650 (virtual_stack_registers_memory_p): New function to return true if
1651 the address refers to a virtual stack register.
1652 (rs6000_legitimate_offset_address_p): Move code to say whether a
1653 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1655 (rs6000_legitimate_address_p): Add checks for modes that only can
1656 do reg+reg addressing. Start adding VSX support.
1657 (rs6000_legitimize_reload_address): Ditto.
1658 (rs6000_legitimize_address): Ditto.
1659 (rs6000_debug_legitimate_address_p): New debug functions for
1660 -mdebug=addr and -mdebug=cost.
1661 (rs6000_debug_rtx_costs): Ditto.
1662 (rs6000_debug_address_costs): Ditto.
1663 (rs6000_debug_adjust_cost): Ditto.
1664 (rs6000_debug_legitimize_address): Ditto.
1665 (rs6000_legitimize_reload_address_ptr): Point to call normal
1666 function or debug function. Make functions called via pointer
1668 (rs6000_mode_dependent_address_ptr): Ditto.
1669 (rs6000_secondary_reload_class_ptr): Ditto.
1670 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1671 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1672 into a friendlier error.
1673 (rs6000_init_builtins): Add initial VSX support.
1674 (rs6000_adjust_cost): Fix some spacing issues.
1676 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1677 (REG_CLASS_NAMES): Ditto.
1678 (REG_CLASS_CONTENTS): Ditto.
1679 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1680 pointer, to add -mdebug=addr support.
1681 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1682 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1683 -mdebug=addr support.
1684 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1685 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1686 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1688 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1690 (bswapsi*): Set attribute types for load/store. Add combiner
1691 patterns to eliminate zero extend on 64-bit.
1692 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1693 stdbrx if the hardware supports those instructions.
1695 2009-06-25 Ian Lance Taylor <iant@google.com>
1697 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1698 (Link Options): Document -static-libstdc++.
1700 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1703 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1704 DATA_ALIGNMENT instead.
1706 2009-06-25 Richard Guenther <rguenther@suse.de>
1708 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1709 indirect references against the callused/escaped solutions.
1710 (call_may_clobber_ref_p_1): Likewise.
1712 2009-06-25 Martin Jambor <mjambor@suse.cz>
1714 PR tree-optimization/40493
1715 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1716 (enum unscalarized_data_handling): New type.
1717 (handle_unscalarized_data_in_subtree): Return what has been done.
1718 (load_assign_lhs_subreplacements): Handle left flushes differently.
1719 (sra_modify_assign): Use unscalarized_data_handling, simplified
1720 condition determining whether to remove the statement.
1722 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1724 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1725 excerpt - @ should be doubled for texinfo.
1727 2009-06-24 Ian Lance Taylor <iant@google.com>
1729 * config/arc/arc.c: Include "df.h".
1730 (arc_attribute_table): Make static. Move higher in file.
1731 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1732 (output_shift): Initialize n later to avoid warning.
1733 * config/arm/arm.c (arm_attribute_table): Make static. Move
1735 * config/avr/avr.c (avr_attribute_table): Make static. Move
1737 (reg_class_tab): Change array type from int to enum reg_class.
1738 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1740 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1741 (lshrhi3_out): Likewise.
1742 (class_likely_spilled_p): Change return type to bool.
1743 (avr_rtx_costs): Use local code variable with enum type.
1744 * config/avr/avr.md (movmemhi): Use add_reg_note.
1745 (andhi3, andsi3): Don't use AS2 with "and".
1746 (iorhi3, iorsi3): Don't use AS2 with "or".
1747 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1748 * config/crx/crx.c: Include "df.h".
1749 (crx_attribute_table): Make static.
1750 * config/m32r/m32r.c: Include "df.h".
1751 (m32r_attribute_table): Make static. Move higher in file.
1752 (pop): Use add_reg_note.
1753 (block_move_call): Change 0 to LCT_NORMAL in function call.
1754 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1755 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1756 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1757 declare, not just when TREE_CODE is defined.
1758 * config/m68hc11/m68hc11.c: Include "expr.h".
1759 (m68hc11_attribute_table): Make static. Move higher in file.
1760 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1762 (m68hc11_register_indirect_p): Likewise.
1763 (m68hc11_function_arg_padding): Change return type to enum
1765 (emit_move_after_reload): Use add_reg_note.
1766 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1767 (m68hc11_split_logical): Likewise.
1768 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1770 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1771 to VOIDmode in function call.
1772 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1774 (m68hc11_split_logical): Update declaration.
1775 (m68hc11_function_arg_padding): Update declaration.
1776 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1777 to array of enum reg_class.
1778 (mcore_attribute_table): Make static. Move higher in file.
1779 (mcore_rtx_costs): Add cast to enum type.
1780 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1781 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1782 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1784 * config/sh/predicates.md (trapping_target_operand): Rename and to
1786 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1788 * config/spu/spu.c (spu_attribute_table): Make static. Move
1790 * config/v850/v850.c (v850_attribute_table): Make static. Move
1792 (v850_rtx_costs): Use local code with enum type.
1793 (expand_epilogue): Add cast.
1794 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1796 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1799 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1800 -m2a-single-only and -m2a-nofpu.
1801 * config/sh/sh.opt: Document m2a generates FPU code.
1803 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1805 * defaults.h (CAN_ELIMINATE): Provide default.
1806 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1807 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1808 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1809 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1810 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1811 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1812 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1813 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1814 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1815 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1817 2009-06-24 DJ Delorie <dj@redhat.com>
1819 * mep-ext-cop.cpu: Fix copyright notice.
1820 * mep-default: Fix copyright notice.
1821 * mep-core: Fix copyright notice.
1822 * mep: Fix copyright notice.
1823 * mep-ivc2: Fix copyright notice.
1824 * mep-c5: Fix copyright notice.
1826 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1828 * doc/contrib.texi (Contributors):
1830 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1833 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1834 src and dst operands if necessary.
1836 2009-06-23 DJ Delorie <dj@redhat.com>
1839 * config.gcc: Add mep support.
1840 * recog.c: Resurrect validate_replace_rtx_subexp().
1841 * recog.h: Likewise.
1842 * config/mep/: Add new port:
1843 * config/mep/constraints.md: New file.
1844 * config/mep/default.h: New file.
1845 * config/mep/intrinsics.h: New file.
1846 * config/mep/intrinsics.md: New file.
1847 * config/mep/ivc2-template.h: New file.
1848 * config/mep/mep-c5.cpu: New file.
1849 * config/mep/mep-core.cpu: New file.
1850 * config/mep/mep-default.cpu: New file.
1851 * config/mep/mep-ext-cop.cpu: New file.
1852 * config/mep/mep-intrin.h: New file.
1853 * config/mep/mep-ivc2.cpu: New file.
1854 * config/mep/mep-lib1.asm: New file.
1855 * config/mep/mep-lib2.c: New file.
1856 * config/mep/mep-pragma.c: New file.
1857 * config/mep/mep-protos.h: New file.
1858 * config/mep/mep-tramp.c: New file.
1859 * config/mep/mep.c: New file.
1860 * config/mep/mep.cpu: New file.
1861 * config/mep/mep.h: New file.
1862 * config/mep/mep.md: New file.
1863 * config/mep/mep.opt: New file.
1864 * config/mep/predicates.md: New file.
1865 * config/mep/t-mep: New file.
1867 2009-06-23 Ian Lance Taylor <iant@google.com>
1869 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1870 from loose_warn into c_loose_warn and from strict_warn into
1871 c_strict_warn. Set and substitute warn_cxxflags. Check for
1872 --enable-build-with-cxx. Set and substitute
1873 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1874 * Makefile.in (CXXFLAGS): New variable.
1875 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1876 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1877 the default is the same as $(STRICT_WARN).
1878 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1879 (CXX): New variable.
1880 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1881 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1882 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1883 (HOST_LIBS): New variable.
1884 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1885 (ALL_CXXFLAGS): New variable.
1886 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1887 * doc/install.texi (Configuration): Document
1888 --enable-build-with-cxx, --with-stage1-ldflags,
1889 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1890 * configure: Rebuild.
1892 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1894 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1895 from previous commit.
1897 2009-06-23 Ian Lance Taylor <iant@google.com>
1899 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1901 2009-06-23 Ian Lance Taylor <iant@google.com>
1903 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1904 with ATTRIBUTE_UNUSED.
1906 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1907 Pat Haugen <pthaugen@us.ibm.com>
1908 Revital Eres <eres@il.ibm.com>
1910 * config.in (HAVE_AS_POPCNTD): Add default definition.
1911 (HAVE_AS_LWSYNC): Ditto.
1913 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1915 (gcc_cv_as_powerpc_cmpb): Ditto.
1916 (gcc_cv_as_powerpc_dfp): Ditto.
1917 (gcc_cv_as_powerpc_vsx): Ditto.
1918 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1919 supporting the popcntd/lwsync instructions.
1920 (gcc_cv_as_powerpc_lwsync): Ditto.
1921 * configure: Regenerate.
1923 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1924 -mcpu=native and -mcpu=power7.
1925 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1927 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1928 a variable instead of a mask to reduce the number of mask bits.
1929 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1930 (-mbit-word): Ditto.
1931 (-mregnames): Ditto.
1932 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1933 (-mfused-madd): Ditto.
1935 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1937 (-mvsx): New switch for VSX instructions.
1938 (-misel): Move from a variable to a mask to allow it to be set by
1941 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1942 function declaration to an array declaration.
1943 (rs6000_hard_regno_nregs): New external array declaration.
1945 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1946 files included by rs6000.md.
1948 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1949 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1951 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1953 (rs6000_debug_reg): New -mdebug= variables.
1954 (rs6000_debug_addr): Ditto.
1955 (rs6000_debug_cost): Ditto.
1956 (rs6000_pmode): New variable to hold Pmode.
1957 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1958 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1959 calculated at compiler start.
1960 (rs6000_hard_regno_nregs): Change function to an array which holds
1961 HARD_REGNO_NREGS calculated at compiler start.
1962 (rs6000_explicit_options): Delete isel field.
1963 (rs6000_vector_unit): New array to hold which vector unit
1964 supports arithmetic options for a given type.
1965 (rs6000_vector_mem): New array to hold which vector unit supports
1966 memory reference operations for a given type.
1967 (rs6000_vector_align): New array to given the alignment of each
1969 (power7_cost): New basic costs for power7.
1970 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1971 (rs6000_hard_regno_nregs_internal): New function, moved from
1972 HARD_REGNO_NREGS, to calculate the number of registers each hard
1973 register takes for each type.
1974 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1975 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1976 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1977 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1978 unit information here so it is calculated once at compiler startup
1980 (rs6000_override_options): Make -misel a target mask. Add more
1981 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1982 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1984 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1985 (rs6000_handle_option): Move -misel from variable to target mask.
1986 (rs6000_builtin_mask_for_load): Add VSX support.
1987 (rs6000_conditional_register_usage): Ditto.
1988 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1989 (function_arg_boundary): Ditto.
1990 (rs6000_expand_builtin): Ditto.
1991 (def_builtin): Make abort message a little friendlier.
1992 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1994 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1995 assembler support the popcntd instruction instead of a vsx
1996 instruction to enable power7 support.
1997 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1998 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1999 option to the assembler if -mcpu=native.
2000 (ASM_CPU_NATIVE_SPEC): Ditto.
2001 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2003 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2004 the lwsync instruction.
2005 (enum processor_type): Add PROCESSOR_POWER7.
2006 (rs6000_debug_reg): New -mdebug= options.
2007 (rs6000_debug_addr): Ditto.
2008 (rs6000_debug_cost): Ditto.
2009 (rs6000_isel): Delete.
2010 (enum rs6000_vector): New enum to say what vector unit we have.
2011 (VECTOR_UNIT_*): New macros to say which vector unit has
2012 arithmetic operations for a given type.
2013 (VECTOR_MEM_*): New macros to say which vector unit has memory
2014 operations for a given type.
2015 (TARGET_LDBRX): Whether the machine supports the ldbrx
2017 (TARGET_ISEL): Delete, -misel moved to be a mask.
2018 (TARGET_ISEL64): New macro for 64-bit isel support.
2019 (UNITS_PER_VSX_WORD): New macro.
2020 (POINTER_SIZE): Move to be an external variable, rather than
2021 calculating whether we are generating 32 ot 64-bit code.
2023 (STACK_BOUNDARY): Add VSX support.
2024 (LOCAL_ALIGNMENT): Ditto.
2025 (SLOW_UNALIGNED_ACCESS): Ditto.
2026 (VSX_REGNO_P): New macro for VSX support.
2027 (VFLOAT_REGNO_P): Ditto.
2028 (VINT_REGNO_P): Ditto.
2029 (VLOGICAL_REGNO_P): Ditto.
2030 (VSX_VECTOR_MODE): Ditto.
2031 (VSX_SCALAR_MODE): Ditto.
2033 (VSX_MOVE_MODE): Ditto.
2034 (VSX_REG_CLASS_P): Ditto.
2035 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2037 (UNITS_PER_SIMD_WORD): Add VSX support.
2038 (MODES_TIEABLE_P): Ditto.
2039 (STARTING_FRAME_OFFSET): Ditto.
2040 (STACK_DYNAMIC_OFFSET): Ditto.
2041 (EPILOGUE_USES): Ditto.
2042 (REGNO_REG_CLASS): Move to array lookup.
2043 (CLASS_MAX_NREGS): Ditto.
2044 (rs6000_vector_reg_class): Add declaration.
2045 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2046 overlap with the floating point and Altivec registers.
2048 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2050 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2051 give the appropriate asm switches if -mcpu=native.
2052 (host_detect_local_cpu): Add support for "asm".
2053 (host_detect_local_cpu): Follow GNU code guidelines for name.
2055 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2056 -mbit-word to a variable instead of being a target mask.
2058 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2059 emit the lwsync instruction instead of emitting the instruction as
2060 an integer constant.
2062 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2063 fixuns_trundfsi2, move expander into rs6000.md.
2065 * config/rs6000/rs6000.md (cpu): Add power7.
2066 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2067 (logical predicate patterns): Change the single instruction
2068 primitives that set CR0 to be fast_compare instead of compare.
2070 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2071 (popcntddi2): Ditto.
2072 (popcount<mode>): Ditto.
2073 (floating multiply/add insns): Name the floating point
2075 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2076 (isel_unsigned_<mode>): Ditto.
2077 (fixuns_trundfsi2): Move expander here from spe.md.
2078 (smindi3): Define if we have -misel on 64-bit systems.
2083 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2085 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2087 * config/avr/avr.c (avr_current_device): New variable.
2088 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2089 (avr_arch, mcu_type_s): Move to avr.h.
2090 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2091 default_data_section_start fields.
2092 (avr_arch): Moved from avr.c.
2093 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2094 library_name fields.
2095 (avr_current_device, avr_mcu_types, avr_arch_types,
2096 avr_device_to_arch, avr_device_to_data_start,
2097 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2098 (EXTRA_SPEC_FUNCTIONS): Define.
2099 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2100 options mapping. Use device_to_arch and device_to_data_start insted.
2101 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2102 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2103 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2104 * config/avr/driver-avr.c: New file.
2105 * config/avr/avr-devices.c: New file.
2107 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2109 * var-tracking.c (unshare_variable): Force initialized to
2110 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2111 (set_variable_part): Likewise.
2112 (struct variable_union_info): Remove pos_src field.
2113 (vui_vec, vui_allocated): New variables.
2114 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2115 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2116 == 1 use a simpler sorting algorithm. Compute pos field right
2117 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2118 Avoid quadratic comparison if !flag_var_tracking_uninit.
2119 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2120 unshare_variable unconditionally.
2121 (dataflow_set_different_2): Removed.
2122 (dataflow_set_different): Don't traverse second hash table.
2123 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2124 unconditionally to var_reg_set or var_mem_set.
2125 (emit_notes_in_bb): Likewise.
2126 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2128 (emit_note_insn_var_location): Don't set initialized to
2129 VAR_INIT_STATUS_INITIALIZED early.
2130 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2132 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2134 * tree-object-size.c (addr_object_size): Instead of checking
2135 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2136 are no FIELD_DECLs following it.
2138 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2140 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2141 order to match bswaps with signed source operands.
2143 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2145 * sdbout.c (sdbout_one_type): Fix braces in switch.
2147 2009-06-23 Richard Guenther <rguenther@suse.de>
2149 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2151 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2152 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2153 var_callused, callused_tree, var_storedanything, storedanything_tree,
2154 var_integer, integer_tree): Remove global variables.
2155 (new_var_info): Do not pass new id, append the new var to the
2156 global variable vector.
2157 (do_ds_constraint): Use is_global_var member of the variable-info.
2158 (new_scalar_tmp_constraint_exp): Adjust.
2159 (create_function_info_for): Likewise.
2160 (create_variable_info_for): Likewise.
2161 (find_what_var_points_to): Remove dead code.
2162 (init_base_vars): Simplify.
2163 (compute_points_to_sets): Adjust.
2165 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2167 * combine.c (try_combine): Dump information about the insns we're
2170 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2172 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2173 check when calling force_to_mode on TRUNCATE's operand.
2175 2009-06-22 Ian Lance Taylor <iant@google.com>
2177 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2179 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2181 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2183 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2185 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2186 override library linkage flags such as -static-libgcc or
2189 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2191 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2193 2009-06-22 Ian Lance Taylor <iant@google.com>
2195 * config/linux.opt: Put mglibc ahead of muclibc.
2197 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2198 for duplicate decls.
2200 2009-06-22 Matthias Klose <doko@ubuntu.com>
2202 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2204 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2207 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2208 instead of NULL if a parser error occurs.
2210 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2212 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2213 non-DWARF2_DEBUGGING_INFO version.
2215 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2217 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2218 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2220 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2221 (LIBGCC2_TF_CEXT): Define.
2224 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2227 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2229 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2231 * config/arm/arm.c (arm_override_options): Disable
2232 -mcaller-super-interworking and -mcallee-super-interworking.
2233 * doc/invoke.texi (ARM Options): Document this.
2235 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2237 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2238 * config/arm/constraints.md (j): New constraint for movw operands.
2239 (N): Remove thumb2 meaning.
2240 * config/arm/arm.md (*arm_movw): Delete.
2241 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2242 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2243 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2245 2009-06-22 Martin Jambor <mjambor@suse.cz>
2247 PR tree-optimization/40492
2248 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2249 build_ref_for_offset.
2251 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2253 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2254 JUMP_TABLE_DATA_P predicates where applicable.
2255 * auto-inc-dec.c: Ditto.
2256 * builtins.c: Ditto.
2257 * caller-save.c: Ditto.
2259 * cfgcleanup.c: Ditto.
2260 * cfglayout.c: Ditto.
2263 * combine-stack-adj.c: Ditto.
2269 * dwarf2asm.c: Ditto.
2270 * dwarf2out.c: Ditto.
2271 * emit-rtl.c: Ditto.
2277 * function.c: Ditto.
2280 * genpreds.c: Ditto.
2281 * genrecog.c: Ditto.
2283 * ira-costs.c: Ditto.
2284 * ira-lives.c: Ditto.
2287 * lower-subreg.c: Ditto.
2288 * modulo-sched.c: Ditto.
2290 * postreload.c: Ditto.
2291 * print-rtl.c: Ditto.
2300 * sched-vis.c: Ditto.
2302 * sel-sched-ir.c: Ditto.
2303 * simplify-rtx.c: Ditto.
2304 * targhooks.c: Ditto.
2305 * var-tracking.c: Ditto.
2306 * vmsdbgout.c: Ditto.
2308 2009-06-22 Matthias Klose <doko@ubuntu.com>
2310 * Makefile.in (install-plugin): Always use DESTDIR.
2312 2009-06-22 Olivier Hainque <hainque@adacore.com>
2314 * config/pa/pa.c (output_call): Don't optimize post call jumps
2315 into return address adjustments if the call may throw.
2317 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2319 * arm.c (thumb1_output_casesi): New function.
2320 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2321 optimizing for size or PIC.
2322 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2323 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2324 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2325 (thumb1_casesi_internal_pic): New expand rule.
2326 (thumb1_casesi_dispatch): New pattern.
2327 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2329 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2330 in the text seciton when PIC or optimizing for size.
2331 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2332 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2333 preservation properties of code.
2334 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2335 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2336 (__gnu_thumb1_case_si): New function.
2337 * t-arm (LIB1ASMSRC): Define here.
2338 (LIB1ASMFUNCS): Add some common functions.
2339 * t-arm-elf (LIB1ASMSRC): Delete.
2340 (LIB1ASMFUNCS): Append to existing set.
2341 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2342 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2343 * t-symbian (LIB1ASMFUNCS): Likewise.
2344 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2345 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2347 2009-06-21 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/38729
2350 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2351 to loops with a single exit if -fno-expensive-optimizations.
2353 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2355 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2356 (dataflow_set): Change vars type from htab_t to shared_hash.
2357 (shared_hash_pool, empty_shared_hash): New variables.
2358 (vars_clear): Removed.
2359 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2360 shared_hash_find_slot_unshare, shared_hash_find_slot,
2361 shared_hash_find_slot_noinsert, shared_hash_find): New
2363 (shared_hash_unshare, shared_hash_destroy): New functions.
2364 (unshare_variable): Unshare set->vars if shared, use
2366 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2367 (get_init_value, find_src_set_src, dump_dataflow_set,
2368 clobber_variable_part, emit_notes_for_differences): Use
2370 (dataflow_set_init): Remove second argument, set vars to
2371 empty_shared_hash instead of creating a new htab.
2372 (dataflow_set_clear): Call shared_hash_destroy and set vars
2373 to empty_shared_hash instead of calling vars_clear.
2374 (dataflow_set_copy): Don't call vars_copy, instead just share
2375 the src htab with dst.
2376 (variable_union): Use shared_hash_*, use initially NO_INSERT
2377 lookup if set->vars is shared. Don't keep slot cleared before
2378 calling unshare_variable. Unshare set->vars if needed.
2379 Even ->refcount == 1 vars must be unshared if set->vars is shared
2380 and var needs to be modified.
2381 (variable_canonicalize): New function.
2382 (dataflow_set_union): If dst->vars is empty, just share src->vars
2383 with dst->vars and traverse with variable_canonicalize to canonicalize
2384 and unshare what is needed.
2385 (dataflow_set_different): If old_set and new_set use the same shared
2386 htab, they aren't different. If number of htab elements is different,
2387 htabs are different. Use shared_hash_*.
2388 (dataflow_set_destroy): Call shared_hash_destroy instead of
2390 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2391 second argument to dataflow_set_init.
2392 (vt_initialize): Likewise. Initialize shared_hash_pool and
2393 empty_shared_hash, move bb in/out initialization afterwards.
2394 Use variable_htab_free instead of NULL as changed_variables del hook.
2395 (variable_was_changed): Change type of second argument to pointer to
2396 dataflow_set. When inserting var into changed_variables, bump
2397 refcount. Unshare set->vars if set is shared htab and slot needs to
2399 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2400 lookup if set->vars is shared. Unshare set->vars if needed.
2401 Even ->refcount == 1 vars must be unshared if set->vars is shared
2402 and var needs to be modified. Adjust variable_was_changed caller.
2403 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2404 vars must be unshared if set->vars is shared and var needs to be
2405 modified. Adjust variable_was_changed caller.
2406 (emit_note_insn_var_location): Don't pool_free var.
2407 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2409 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2410 free_alloc_pool on shared_hash_pool.
2412 2009-06-20 Anthony Green <green@moxielogic.com>
2414 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2415 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2417 2009-06-20 Richard Guenther <rguenther@suse.de>
2419 * tree-ssa-structalias.c (find_func_aliases): For memset use
2420 a constraint from NULL if we memset to zero.
2421 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2422 we explicitly handle that do not read from memory.
2423 (call_may_clobber_ref_p_1): Properly handle builtins that may
2426 2009-06-20 Richard Guenther <rguenther@suse.de>
2428 PR tree-optimization/40495
2429 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2430 (new_scalar_tmp_constraint_exp): New function.
2431 (process_constraint): Do not create temporary decls.
2432 (process_all_all_constraints): Likewise.
2433 (handle_const_call): Likewise.
2434 (create_function_info_for): Do not set decl.
2436 2009-06-19 Ian Lance Taylor <iant@google.com>
2438 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2439 (rs6000_attribute_table): Make static; move before use.
2441 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2443 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2444 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2445 Propagate the TREE_READONLY flag without overwriting it.
2446 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2447 Propagate the TREE_READONLY flag onto the result.
2448 (process_call_operands): Move around. Use correct constant value.
2450 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2453 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2454 * config/arm/arm.md: Likewise.
2456 2009-06-19 Ian Lance Taylor <iant@google.com>
2458 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2459 to GIMPLE_ERROR_MARK.
2461 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2462 op2_original_type parameters. Warn about using different enum types.
2463 * c-parser.c (c_parser_conditional_expression): Pass original
2464 types to build_conditional_expr.
2465 * c-tree.h (build_conditional_expr): Update declaration.
2467 2009-06-19 Ian Lance Taylor <iant@google.com>
2469 * config/i386/i386.c (ix86_function_specific_save): Test that
2470 fields match values, rather than testing the values are in a
2473 2009-06-19 Richard Guenther <rguenther@suse.de>
2475 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2477 (ptr_derefs_may_alias_p): Likewise.
2478 (ptr_deref_may_alias_ref_p_1): New function.
2479 (ptr_deref_may_alias_ref_p): Likewise.
2480 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2481 covered by looking at the ESCAPED solution.
2482 (call_may_clobber_ref_p_1): Likewise.
2483 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2484 Handle NULL_TREE offset. Do not produce redundant constraints.
2485 (process_all_all_constraints): New helper function.
2486 (do_structure_copy): Use it.
2487 (handle_lhs_call): Likewise.
2488 (find_func_aliases): Handle some builtins with pointer arguments
2489 and/or return values explicitly.
2491 2009-06-19 Ian Lance Taylor <iant@google.com>
2493 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2495 2009-06-19 Ian Lance Taylor <iant@google.com>
2497 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2499 2009-06-19 Ian Lance Taylor <iant@google.com>
2501 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2502 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2505 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2506 uninitialized const.
2508 2009-06-19 Ian Lance Taylor <iant@google.com>
2510 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2513 * c-decl.c (in_struct, struct_types): Remove.
2514 (struct c_binding): Add in_struct field.
2515 (c_binding_ptr): Define type, along with VEC.
2516 (struct c_struct_parse_info): Define.
2517 (struct_parse_info): New static variable.
2518 (bind): Initialize in_struct field.
2519 (start_struct): Remove enclosing_in_struct and
2520 enclosing_struct_types parameters. Add
2521 enclosing_struct_parse_info parameter. Change all callers. Set
2522 struct_parse_info rather than in_struct and struct_types.
2523 (grokfield): If -Wc++-compat and there is a symbol binding for the
2524 field name, set the in_struct flag and push it on the
2525 struct_parse_info->fields vector.
2526 (warn_cxx_compat_finish_struct): New static function.
2527 (finish_struct): Remove enclosing_in_struct and
2528 enclosing_struct_types parameters. Add
2529 enclosing_struct_parse_info parameter. Change all callers. Don't
2530 set C_TYPE_DEFINED_IN_STRUCT here. Call
2531 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2532 parameter. Only push on struct_types if warn_cxx_compat.
2533 (finish_enum): Only push on struct_types if warn_cxx_compat.
2534 (declspecs_add_type): Add loc parameter. Change all callers.
2535 Change all error calls to error_at. Pass loc, not input_location,
2536 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2537 defined in a struct. If -Wc++-compat and parsing a struct, record
2538 that a typedef name was used.
2539 * c-parser.c (c_parser_declspecs): Get location to pass to
2541 (c_parser_struct_or_union_specifier): Update calls to start_struct
2543 * c-tree.h (struct c_struct_parse_info): Declare.
2544 (finish_struct, start_struct): Update declarations.
2545 (declspecs_add_type): Update declaration.
2547 2009-06-19 Ian Lance Taylor <iant@google.com>
2549 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2550 variable with an anonymous type.
2552 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2554 * see.c: Remove for real.
2556 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2558 * optabs.h (enum optab_index): Add new OTI_significand.
2559 (significand_optab): Define corresponding macro.
2560 * optabs.c (init_optabs): Initialize significand_optab.
2561 * genopinit.c (optabs): Implement significand_optab using
2562 significand?f2 patterns.
2563 * builtins.c (expand_builtin_mathfn): Handle
2564 BUILT_IN_SIGNIFICAND{,F,L}.
2565 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2566 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2568 * config/i386/i386.md (significandxf2, significand<mode>2): New
2569 expanders to implement significandf, significand and significandl
2570 built-ins as inline x87 intrinsics.
2572 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2574 * config/avr/avr.c (avr_override_options): Remove setting value of
2575 PARAM_INLINE_CALL_COST.
2577 2009-06-18 Richard Henderson <rth@redhat.com>
2580 * tree-pass.h (TDF_ASMNAME): New.
2581 * tree-dump.c (dump_options): Add asmname.
2582 * doc/invoke.texi: Document it.
2584 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2585 (dump_decl_name): ...here.
2586 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2587 (dump_generic_node): Update dump_function_name calls.
2588 (print_call_name): New flags arg; update all dump calls.
2589 * diagnostic.h (print_call_name): Update.
2590 * gimple-pretty-print.c (dump_gimple_call): Update.
2592 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2595 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2597 2009-06-18 Diego Novillo <dnovillo@google.com>
2599 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2600 * plugin.c (str_license): Declare.
2601 (try_init_one_plugin): Assert that the symbol
2602 'plugin_is_GPL_compatible' exists.
2604 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2607 * Makefile.in (OBJS-common): Remove see.o.
2609 * common.opt (fsee): Mark as preserved for backward compatibility.
2610 * opts.c (common_handle_option): Add OPT_fsee to the backward
2611 compatibility section.
2612 * passes.c (init_optimization_passes, pass_see): Remove pass.
2613 * timevar.def (TV_SEE): Remove.
2614 * tree-pass.h (pass_see): Remove declaration.
2615 * doc/invoke.texi (-fsee): Remove documentation.
2617 2009-06-18 Martin Jambor <mjambor@suse.cz>
2619 * tree-sra.c: Include statistics.h
2620 (sra_stats): New variable.
2621 (sra_initialize): Clear sra_stats.
2622 (create_access_replacement): Increment sra_stats.replacements.
2623 (get_access_replacement): Do not return twice.
2624 (analyze_all_variable_accesses): Increment statistics counter by the
2625 number of scalarized aggregates.
2626 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2627 (sra_modify_expr): Increment sra_stats.exprs.
2628 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2629 (sra_modify_assign): Increment sra_stats.exprs,
2630 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2631 (perform_intra_sra): Update statistics counters.
2632 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2634 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2636 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2637 (arm_scalar_mode_supported_p): New function.
2639 2009-06-18 Paul Brook <paul@codesourcery.com>
2640 Sandra Loosemore <sandra@codesourcery.com>
2642 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2643 (__extendhfsf2, __truncsfhf2): Define.
2644 * config/arm/fp16.c: New file.
2645 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2646 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2648 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2650 * doc/extend.texi (Half-Precision): New section.
2651 * doc/invoke.texi (Option Summary): List -mfp16-format.
2652 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2653 * config/arm/arm.opt (mfp16-format=): New.
2654 * config/arm/arm.c: Include intl.h.
2655 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2656 (TARGET_INVALID_RETURN_TYPE): Redefine.
2657 (TARGET_PROMOTED_TYPE): Redefine.
2658 (TARGET_CONVERT_TO_TYPE): Redefine.
2659 (arm_fp16_format): Define.
2660 (all_fpus): Add entry for neon-fp16.
2661 (fp_model_for_fpu): Likewise.
2662 (struct fp16_format): Declare.
2663 (all_fp16_formats): Define.
2664 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2666 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2668 (arm_legitimate_index_p): Treat HFmode like HImode.
2669 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2670 (coproc_secondary_reload_class): Special-case HFmode.
2671 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2672 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2673 (arm_init_fp16_builtins): New.
2674 (arm_init_builtins): Call it.
2675 (arm_invalid_parameter_type): New.
2676 (arm_invalid_return_type): New.
2677 (arm_promoted_type): New.
2678 (arm_convert_to_type).
2679 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2681 (arm_emit_fp16_const): New function.
2682 (arm_mangle_type): Mangle __fp16 as "Dh".
2683 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2685 (TARGET_NEON_FP16): New.
2686 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2687 (enum fputype): Add FPUTYPE_NEON_FP16.
2688 (enum arm_fp16_format_type): Declare.
2689 (arm_fp16_format): Declare.
2690 (LARGEST_EXPONENT_IS_NORMAL): Define.
2691 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2692 * config/arm/arm-modes.def (HFmode): Define.
2693 * config/arm/vfp.md: (*movhf_vfp): New.
2696 * config/arm/arm.md: (fpu): Add neon_fp16.
2697 (floatsihf2, floatdihf2): New.
2698 (fix_trunchfsi2, fix_trunchfdi2): New.
2702 (*arm32_movhf): New.
2703 (*thumb1_movhf): New.
2704 (consttable_2): Add check for HFmode constants.
2705 (consttable_4): Handle HFmode constants.
2707 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2709 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2711 2009-06-17 Olivier Hainque <hainque@adacore.com>
2713 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2714 const char ** conversion in AIX specific section.
2716 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2718 * config/i386/i386.c (ix86_special_builtin_type): Remove
2719 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2720 (bdesc_special_args): Updated.
2721 (ix86_init_mmx_sse_builtins): Likewise.
2722 (ix86_expand_special_args_builtin): Likewise.
2724 2009-06-17 Richard Henderson <rth@redhat.com>
2726 * tree-pretty-print.c (maybe_dump_asm_name): New.
2727 (dump_decl_name): Use it.
2728 (PRINT_FUNCTION_NAME): Merge into...
2729 (dump_function_name): ... here. Use maybe_dump_asm_name.
2731 2009-06-17 Cary Coutant <ccoutant@google.com>
2733 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2735 * debug.c (struct gcc_debug_hooks): Change placeholder for
2737 (debug_nothing_int_charstar_int): Replaced by...
2738 (debug_nothing_int_charstar_int_bool): ...this.
2739 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2740 source_line prototype.
2741 (debug_nothing_int_charstar_int): Replaced by...
2742 (debug_nothing_int_charstar_int_bool): ...this.
2743 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2744 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2745 Output is_stmt operand when necessary.
2746 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2747 (notice_source_line): Add is_stmt parameter.
2748 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2749 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2751 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2752 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2754 2009-06-17 Ian Lance Taylor <iant@google.com>
2756 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2758 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2761 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2763 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2764 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2765 tree_strip_sign_nop_conversions and
2766 tree_ssa_strip_useless_type_conversions rather than stripping
2767 the operations here.
2768 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2770 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2771 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2772 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2773 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2776 2009-06-17 Michael Eager <eager@eagercon.com>
2778 * config/rs6000/constraints.md (register_constraint "d"): New.
2779 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2780 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2781 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2782 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2783 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2784 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2785 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2786 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2787 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2788 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2790 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2791 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2792 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2793 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2794 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2795 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2796 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2797 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2798 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2799 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2800 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2801 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2802 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2803 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2805 2009-06-16 Ian Lance Taylor <iant@google.com>
2807 * profile.c (total_num_never_executed): Don't define.
2808 (compute_branch_probabilities): Don't count or print
2810 (init_branch_prob): Don't set total_num_never_executed.
2811 (end_branch_prob): Don't print total_num_never_executed.
2813 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2815 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2817 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2819 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2820 (nabstd2_fpr): Same.
2822 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2824 * expr.c (expand_assignment): Change complex type check.
2826 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2828 * doc/plugins.texi (Building GCC plugins): Added new section.
2830 2009-06-17 Ian Lance Taylor <iant@google.com>
2832 * c-pch.c (get_ident): Don't set size of templ array.
2833 (pch_init): Don't set size of partial_pch array.
2835 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2836 string constant to intialize an array whose size is the length of
2839 2009-06-17 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/40389
2842 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2843 to addressable types.
2844 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2846 2009-06-17 Richard Guenther <rguenther@suse.de>
2849 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2850 if there is no evolution of left in the loop bail out.
2851 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2852 chrec_fold_multiply.
2854 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2855 Janis Johnson <janis187@us.ibm.com>
2858 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2859 for the symbol ref of a constant that is the source of a move
2860 - nor for any other not-obvious-label-ref constants.
2862 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2864 * plugin.c (position_pass): Skip newly inserted pass during list
2865 traversal to avoid repeated insertion.
2867 2009-06-16 Ian Lance Taylor <iant@google.com>
2869 * vec.h (VEC_stack_alloc): Define different version if
2870 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2871 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2872 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2873 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2875 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2877 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2879 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2880 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2881 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2882 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2883 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2884 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2885 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2886 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2887 __builtin_ia32_rdtscp.
2888 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2889 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2890 and __builtin_ia32_rorhi.
2891 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2892 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2893 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2894 (ix86_expand_args_builtin): Likewise.
2895 (ix86_expand_special_args_builtin): Likewise.
2897 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2898 (UNSPECV_RDTSC): Likewise.
2899 (UNSPECV_RDPMC): Likewise.
2900 (*bsr): Renamed to ...
2902 (*bsr_rex64): Renamed to ...
2906 (*rdpmc_rex64): Likewise.
2909 (*rdtsc_rex64): Likewise.
2911 (*rdtscp): Likewise.
2912 (*rdtscp_rex64): Likewise.
2914 * config/i386/ia32intrin.h: New.
2916 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2918 2009-06-16 Ian Lance Taylor <iant@google.com>
2920 * ira-build.c (copy_info_to_removed_store_destinations):
2921 Initialize parent_a.
2923 2009-06-16 Ian Lance Taylor <iant@google.com>
2925 * c-decl.c (grokdeclarator): Change size_varies to bool.
2927 2009-06-16 Ian Lance Taylor <iant@google.com>
2929 * sel-sched.c: Make forward declarations of move_op_hooks and
2930 fur_hooks explicitly extern.
2932 2009-06-16 Ian Lance Taylor <iant@google.com>
2934 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2935 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2937 2009-06-16 Ian Lance Taylor <iant@google.com>
2939 * resource.c (mark_referenced_resources): Change
2940 include_delayed_effects parameter to bool. Change all callers.
2941 (mark_end_of_function_resources): Likewise.
2942 * reorg.c (insn_references_resource_p): Likewise.
2943 (insn_sets_resource_p): Likewise.
2944 * resource.h (mark_referenced_resources): Update declaration.
2945 (mark_end_of_function_resources): Update declaration.
2947 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2949 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2951 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2953 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2954 GCC can bootstrap on AIX with GNU Binutils 2.20.
2956 2009-06-16 Ian Lance Taylor <iant@google.com>
2958 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2960 2009-06-16 Ian Lance Taylor <iant@google.com>
2962 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2963 inline, not extern inline.
2964 (exact_log2): Likewise.
2965 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2967 (exact_log2): Likewise, but don't test CTZ_HWI.
2969 2009-06-16 Ian Lance Taylor <iant@google.com>
2971 * bitmap.c (bitmap_clear): Don't declare as inline.
2972 * gimple.c (gimplify_assign): Likewise.
2973 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2974 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2975 (sched_scan_info): Remove duplicate definition.
2977 2009-06-16 Ian Lance Taylor <iant@google.com>
2979 * c-common.c (skip_evaluation): Don't define.
2980 (c_inhibit_evaluation_warnings): Define global variable.
2981 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2982 than skip_evaluation.
2983 (convert_and_check, warn_for_div_by_zero): Likewise.
2984 * c-common.h (skip_evaluation): Don't declare.
2985 (c_inhibit_evaluation_warnings): Declare.
2986 * c-parser.c (c_parser_typeof_specifier): Set
2987 c_inhibit_evaluation_warnings rather than skip_evaluation.
2988 (c_parser_conditional_expression): Likewise.
2989 (c_parser_binary_expression): Likewise.
2990 (c_parser_sizeof_expression): Likewise.
2991 (c_parser_alignof_expression): Likewise.
2992 * c-typeck.c (build_indirect_ref): Check
2993 c_inhibit_evaluation_warnings rather than skip_evaluation.
2994 (build_conditional_expr, build_binary_op): Likewise.
2996 2009-06-16 Richard Guenther <rguenther@suse.de>
2998 * tree-ssa-alias.c (is_escape_site): Remove.
2999 * tree-ssa-alias.h (enum escape_type): Remove.
3000 (is_escape_site): Likewise.
3001 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3002 via casts and asms without deferring to is_escape_site.
3004 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3007 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3008 use gen_lowpart if op0 has complex mode.
3010 2009-06-16 Richard Guenther <rguenther@suse.de>
3012 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3013 variables add them to ESCAPED.
3014 (find_func_aliases): Do not make all indirectly stored values escaped.
3016 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3018 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3021 2009-06-16 Martin Jambor <mjambor@suse.cz>
3023 PR tree-optimization/40432
3024 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3025 check whether we need to force gimple register operand.
3027 2009-06-16 Martin Jambor <mjambor@suse.cz>
3029 PR tree-optimization/40413
3030 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3031 build_ref_for_offset.
3032 (propagate_subacesses_accross_link): Fix a typo in a comment.
3034 2009-06-16 Ira Rosen <irar@il.ibm.com>
3036 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3037 with additional parameter.
3038 * tree-vectorizer.h (enum vect_def_type): Add new value
3040 (enum vect_relevant): Add comments.
3041 (vect_is_simple_reduction): Add new argument.
3042 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3043 Detect nested cycles.
3044 (vect_is_simple_reduction): Update documentation, add an argument to
3045 distinguish inner-loop reduction from nested cycle, detect nested
3046 cycles, fix printings and indentation, don't swap operands in case
3048 (get_initial_def_for_reduction): Handle subtraction.
3049 (vect_create_epilog_for_reduction): Add new argument to specify
3051 (vect_finalize_reduction): Handle subtraction, fix comments.
3052 (vectorizable_reduction): Handle nested cycles. In case of nested
3053 cycle keep track of the reduction variable position. Call
3054 vect_is_simple_reduction with additional parameter. Use original
3055 statement code in reduction epilogue for nested cycle. Call
3056 vect_create_epilog_for_reduction with additional parameter.
3057 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3058 inner-loop vectorization.
3059 (vect_recog_widen_sum_pattern): Likewise.
3060 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3062 (vect_mark_stmts_to_be_vectorized): Likewise.
3063 (vect_get_vec_def_for_operand): Handle nested cycles.
3065 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3067 * doc/invoke.texi (Debugging Options): Fix option index entries
3068 for -fdump-statistics, -frandom-seed add entries for
3069 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3070 (FRV Options): Fix entries for -mTLS, -mtls.
3071 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3072 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3073 (M68hc1x Options): Fix @itemx for -mnominmax.
3074 (MCore Options): Fix entry for -mno-lsim.
3075 (MMIX Options): Fix entry for -mabi=mmixware.
3076 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3078 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3080 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3081 Mention the plugin mode of gengtype.
3082 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3083 * gengtype.c: Updated copyright.
3084 (plugin_files, nb_plugin_files) Added new static variables.
3085 (measure_input_list) Care about plugin_files.
3086 (write_rtx_next): Added early return in plugin mode.
3087 (create_file): Updated copyright year in generated file. Added
3089 (oprintf): Added early return if NULL outf.
3090 (get_output_file_with_visibility): Care of plugin_files.
3091 (get_output_file_name): May return null.
3092 (write_local): Added early return.
3093 (put_mangled_filename): Ditto.
3094 (finish_root_table): Added check for base_files.
3095 (write_roots): Care about null when plugins.
3096 (main): Added plugin mode.
3098 2009-06-15 Ian Lance Taylor <iant@google.com>
3100 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3101 * gcov.c (read_count_file): Add braces around variables declared
3104 * c.opt (Wjump-misses-init): New warning.
3105 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3106 -Wall and -Wc++-compat if not already set.
3107 (c_common_post_options): Clear warn_jump_misses_init if it was not
3109 * c-decl.c (struct c_binding): Change type field to a union with
3110 new label field. Make it the first field in the struct. Update
3111 references to type to use u.type instead.
3112 (struct c_spot_bindings): Define.
3113 (struct c_goto_bindings): Define.
3114 (c_goto_bindings_p): Define, along with VECs.
3115 (struct c_label_vars): Define.
3116 (struct c_scope): Add has_label_bindings field.
3117 (bind_label, set_spot_bindings): New static functions.
3118 (decl_jump_unsafe, update_spot_bindings): New static functions.
3119 (update_label_decls): New static function.
3120 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3121 Update binding u.label field to shadowed field.
3122 (c_binding_start_stmt_expr): New function.
3123 (c_binding_end_stmt_expr): New function.
3124 (pushdecl): Don't call c_begin_vm_scope.
3125 (make_label): Add defining and p_label_vars parameters. Change
3127 (lookup_label): Correct test for whether a label has not yet been
3128 defined. Call bind_label rather than bind.
3129 (warn_about_goto): New static function.
3130 (lookup_label_for_goto): New function.
3131 (declare_label): Call bind_label rather than bind.
3132 (check_earlier_gotos): New static function.
3133 (define_label): Don't give errors about jumping into statement
3134 expressions or scopes of variably modified types. Call
3135 set_spot_bindings and check_earlier_gotos. Call bind_label
3136 instead of bind. Don't set label_context_stack_se or
3137 label_context_stack_vm.
3138 (c_get_switch_bindings): New function.
3139 (c_release_switch_bindings): New function.
3140 (c_check_switch_jump_warnings): New function.
3141 (start_function): Don't set label_context_stack_se or
3142 label_context_stack_vm.
3143 (finish_function): Likewise.
3144 * c-typeck.c (label_context_stack_se): Don't define.
3145 (label_context_stack_vm): Don't define.
3146 (c_finish_goto_label): Call lookup_label_for_goto rather than
3147 lookup_label. Don't give errors about jumping into a statement
3148 expression or the scope of a variably modified type. Don't set
3149 label_context_stack_se or label_context_stack_vm.
3150 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3151 fields. Add bindings field.
3152 (c_start_case): Don't set deleted fields. Set bindings field.
3153 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3154 or blocked_vm. Call c_check_switch_jump_warnings.
3155 (c_finish_case): Don't test blocked_stmt_expr field. Call
3156 c_release_switch_bindings.
3157 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3158 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3159 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3160 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3161 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3162 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3163 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3164 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3165 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3166 (C_DECL_UNJUMPABLE_VM): Don't define.
3167 (C_DECL_UNDEFINABLE_VM): Don't define.
3168 (struct c_label_list): Don't define.
3169 (struct c_label_context_se): Don't define.
3170 (struct c_label_context_vm): Don't define.
3171 (struct c_spot_bindings): Declare.
3172 (c_bindings_start_stmt_expr): Declare.
3173 (c_bindings_end_stmt_expr): Declare.
3174 (lookup_label_for_goto): Declare.
3175 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3176 (c_check_switch_jump_warnings): Declare.
3177 (label_context_stack_se, label_context_stack_vm): Don't declare.
3178 (c_finish_goto_label): Update declaration.
3179 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3180 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3181 (Warning Options): Document -Wjump-misses-init.
3183 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3185 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3188 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3190 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3192 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3194 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3196 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3198 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3200 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3202 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3203 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3204 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3205 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3206 * dwarf2asm.c (dw2_force_const_mem): Update call to
3208 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3209 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3210 * langhooks.c (lhd_comdat_group): Remove.
3211 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3212 * tree.h (DECL_COMDAT_GROUP): New.
3213 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3214 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3215 (make_decl_one_only): Change signature.
3216 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3218 (make_decl_one_only): Change signature.
3219 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3221 2009-06-15 Richard Guenther <rguenther@suse.de>
3224 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3226 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3228 * tree-ssa-math-opts.c: Remove extra divide.
3230 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3232 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3234 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3236 * passes.c: Add bswap pass.
3237 * tree-pass.h: Add pass_optimize_bswap declaration.
3238 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3239 Include rtl.h, expr.h and optabs.h for optab_handler check.
3240 (struct symbolic_number, pass_optimize_bswap): New definition.
3241 (do_shift_rotate, verify_symbolic_number_p): New functions.
3242 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3243 (gate_optimize_bswap): New function.
3244 * tree.c (widest_int_cst_value): New function.
3245 * tree.h (widest_int_cst_value): Prototype added.
3247 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3249 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3250 REG_EQUAL/REG_EQUIV notes.
3252 2009-06-14 Richard Guenther <rguenther@suse.de>
3255 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3256 has its address taken if NRV was applied and it is addressable.
3257 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3258 function split out from ...
3259 (get_constraint_for_1): ... here.
3260 (handle_rhs_call): Use it to mark the return slot escaped if
3261 it is addressable and NRV was applied.
3263 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3265 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3266 Change first argument type to location_t.
3267 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3268 Do not set input_location.
3269 Use loc instead of input_location throughout.
3271 2009-06-13 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/40421
3274 * tree-predcom.c (should_unroll_loop_p): Remove.
3275 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3277 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3279 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3280 Add location argument.
3282 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3284 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3286 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3287 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3288 * config/spu/spu-protos.h: Add location to
3289 spu_resolve_overloaded_builtin.
3290 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3291 spu_build_builtin_va_list.
3292 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3293 argument. Pass location to build_function_call_vec.
3294 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3296 (emit_fpu_switch): Same.
3297 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3298 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3299 to build_decl and create_artificial_label.
3300 (xtensa_gimplify_va_arg_expr): Same.
3301 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3302 (xstormy16_gimplify_va_arg_expr): Same.
3303 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3304 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3305 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3306 (mips16_build_function_stub): Same.
3307 (mips16_build_call_stub): Same.
3309 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3312 * arm/constraints.md (Pa, Pb): New constraints.
3313 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3314 split pattern to deal with them.
3316 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3318 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3319 fix index entry for -Xpreprocessor.
3321 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3323 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3324 Add location argument to build_decl call.
3325 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3326 (rs6000_init_builtins): Same.
3327 (spe_init_builtins): Same.
3328 (rs6000_gimplify_va_arg): Add location argument to
3329 create_artificial_label call.
3331 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3333 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3334 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3335 * Makefile.in: Fix GGC dependency for gcse.o.
3337 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3339 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3340 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3341 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3343 * c-parser.c (c_parser_binary_expression): Use current column while
3344 building binary operations.
3345 * common.opt (fshow-column): Enable by default.
3346 * tree-vrp.c (check_array_ref): Use warning_at.
3347 (check_array_bounds): Use location from call back if expr has no
3349 * tree.h: Add location argument to maybe_fold_*.
3350 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3351 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3352 (maybe_fold_offset_to_component_ref): Same.
3353 (maybe_fold_offset_to_reference): Same.
3354 (maybe_fold_offset_to_address): Same.
3355 (maybe_fold_stmt_indirect): Same.
3356 (maybe_fold_stmt_addition): Same.
3357 (fold_stmt_r): Pass location to maybe_fold_*.
3358 (fold_gimple_assign): Same.
3359 * c-tree.h: Add location argument to finish_decl,
3360 default_function_array_conversion, store_init_value.
3361 * c-decl.c (define_label): Use error_at.
3362 (c_make_fname_decl): Pass location to finish_decl.
3363 (finish_decl): New location argument.
3364 (build_compound_literal): Pass location to store_init_value.
3365 (grokdeclarator): Pass location to finish_decl.
3367 * c-typeck.c (array_to_pointer_conversion): New location argument.
3368 (function_to_pointer_conversion): Same.
3369 (default_function_array_conversion): Same.
3370 (parser_build_unary_op): Pass location to overflow_warning.
3371 (parser_build_binary_op): Same. Use warning_at.
3372 (build_unary_op): Pass location to array_to_pointer_conversion.
3373 (build_c_cast): Pass location to digest_init.
3374 (build_modify_expr): New location argument.
3375 (convert_for_assignment): Same.
3376 (store_init_value): Same.
3377 (digest_init): Same.
3378 (output_init_element): Pass location to digest_init and
3379 array_to_pointer_conversion.
3380 (c_finish_return): Pass location to convert_for_assignment.
3381 * gimplify.c (gimplify_conversion): Pass location to
3382 maybe_fold_offset_to_address.
3383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3384 to maybe_fold_stmt_addition.
3385 * c-omp.c (c_finish_omp_atomic): Pass new location to
3387 (c_finish_omp_for): Same.
3388 * c-common.c (overflow_warning): New argument.
3389 * c-common.h: New argument to build_modify_expr, overflow_warning.
3390 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3392 (c_parser_initializer): Pass location to
3393 default_function_array_conversion.
3394 (c_parser_initelt): Same.
3395 (c_parser_initval): Same.
3396 (c_parser_asm_operands): Same.
3397 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3398 (c_parser_conditional_expression): Same.
3399 (c_parser_binary_expression): Add location info to stack. Use it.
3400 (c_parser_unary_expression): Pass location to
3401 default_function_array_conversion, parser_build_unary_op,
3402 build_indirect_ref, c_parser_postfix_expression_after_primary.
3403 (c_parser_postfix_expression_after_primary): New location argument.
3405 (c_parser_expression_conv): Pass location to
3406 default_function_array_conversion.
3407 (c_parser_expr_list): Same.
3408 (c_parser_omp_atomic): Same.
3409 (c_parser_omp_for_loop): Same.
3410 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3411 (build_array_declarator): New argument.
3412 * c-decl.c (build_array_declarator): Add location argument.
3413 (grokdeclarator): Set id_loc for cdk_array.
3414 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3415 build_array_declarator.
3416 * tree.c (build_omp_clause): Add location argument.
3417 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3418 (OMP_CLAUSE_LOCATION): New macro.
3419 (struct tree_omp_clause): Add location field.
3420 (build_omp_clause): Add argument.
3421 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3422 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3424 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3425 (cp_parser_omp_clause_collapse): Same.
3426 (cp_parser_omp_clause_default): Same.
3427 (cp_parser_omp_clause_if): Same.
3428 (cp_parser_omp_clause_nowait): Same.
3429 (cp_parser_omp_clause_num_threads): Same.
3430 (cp_parser_omp_clause_ordered): Same.
3431 (cp_parser_omp_clause_schedule): Same.
3432 (cp_parser_omp_clause_untied): Same.
3433 (cp_parser_omp_for_loop): Same.
3434 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3435 * c-tree.h (c_start_case): Add location argument.
3436 (c_process_expr_stmt): Same.
3437 (c_finish_goto_*): Same.
3438 * tree-parloops.c (initialize_reductions): Pass location to
3440 (create_parallel_loop): Same.
3441 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3442 (gfc_trans_omp_reduction_list): Same.
3443 (gfc_trans_omp_clauses): Same.
3444 (gfc_trans_omp_do): Same.
3445 * c-typeck.c (c_finish_goto_label): Same.
3446 (c_finish_goto_ptr): New location argument.
3447 (c_start_case): Same.
3448 (emit_side_effect_warnings): Same.
3449 (c_process_expr_stmt): Same.
3450 (c_finish_stmt_expr): Same.
3451 (c_finish_omp_clauses): Use error_at instead of error.
3452 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3454 * c-omp.c (c_split_parallel_clauses): New location argument.
3455 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3456 to build_omp_clause.
3457 (convert_local_reference_stmt): Same.
3458 (convert_gimple_call): Same.
3459 * c-common.h (c_split_parallel_clauses): New argument.
3460 * c-parser.c (c_parser_statement_after_labels): Pass location to
3461 c_finish_goto_label.
3462 (c_parser_switch_statement): Pass location to c_start_case.
3463 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3464 and c_process_expr_stmt.
3465 (c_parser_omp_variable_list): Add location argument.
3466 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3467 (c_parser_omp_clause_default): Same.
3468 (c_parser_omp_clause_if): Same.
3469 (c_parser_omp_clause_num_threads): Same.
3470 (-c_parser_omp_clause_ordered): Same.
3471 (c_parser_omp_clause_reduction): Pass location to
3472 c_parser_omp_variable_list.
3473 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3474 (c_parser_omp_clause_untied): Same.
3475 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3476 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3478 * c-tree.h (check_for_loop_decls, undeclared_variable,
3479 build_component_ref, build_array_ref, build_external_ref,
3480 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3481 build_conditional_expr, build_compound_expr, c_cast_expr,
3482 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3483 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3485 * c-semantics.c (build_stmt): Same.
3486 (build_case_label): Same.
3487 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3488 (undeclared_variable): New argument.
3490 (lookup_label): Pass location on down.
3491 (define_label): Same.
3492 (finish_decl): Same.
3493 (build_compound_literal): Same.
3494 (finish_struct): Same.
3495 (finish_function): Do not set location here.
3496 (check_for_loop_decls): New argument.
3497 * tree.c (save_expr): Set location.
3498 (build_empty_stmt): New argument.
3499 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3500 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3501 * builtins.c (gimplify_va_arg_expr): Use locations.
3502 (expand_builtin_sync_operation): Same.
3503 * c-typeck.c (build_component_ref): New argument.
3504 (build_array_ref): Same.
3505 (build_external_ref): Same.
3506 (c_expr_sizeof_expr): Same.
3507 (c_expr_sizeof_type): Same.
3508 (parser_build_unary_op): Same.
3509 (build_conditional_expr): Same.
3510 (build_compound_expr): Pass location on down.
3511 (build_compound_expr): New argument.
3512 (build_c_cast): Same.
3513 (c_cast_expr): Same.
3514 (build_asm_expr): Same.
3515 (c_finish_return): Same.
3516 (c_process_expr_stmt): Pass location on down.
3517 (c_finish_stmt_expr): New argument.
3518 (push_clenaup): Same.
3519 (c_finish_omp_parallel): Same.
3520 (c_finish_omp_task): Same.
3521 * gimplify.c (gimplify_call_expr): Pass location on down.
3522 * c-omp.c (c_finish_omp_master): New argument.
3523 (c_finish_omp_critical): Same.
3524 (c_finish_omp_ordered): Same.
3525 (c_finish_omp_barrier): Same.
3526 (-c_finish_omp_taskwait): Same.
3527 (c_finish_omp_atomic): Same.
3528 (c_finish_omp_flush): Same.
3529 * tree-inline.c (copy_tree_body_r): Pass location on down.
3530 (inline_forbidden_p): Remove use of input_location.
3531 * c-gimplify.c (c_build_bind_expr): New argument.
3532 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3533 (c_sizeof_or_alignof_type): New argument.
3534 (c_alignof_expr): Same.
3535 (build_va_arg): Same.
3536 (c_add_case_label): Same.
3537 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3538 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3539 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3540 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3541 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3542 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3544 * stub-objc.c (objc_build_selector_expr): Same.
3545 (objc_build_throw_stmt): Same.
3546 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3547 (c_parser_initelt): Same.
3548 (c_parser_compound_statement): Same.
3549 (c_parser_compound_statement_nostart): Same.
3550 (c_parser_label): Same.
3551 (c_parser_statement_after_labels): Same.
3552 (c_parser_if_body): Same.
3553 (c_parser_else_body): Same.
3554 (c_parser_if_statement): Same.
3555 (c_parser_switch_statement): Same.
3556 (c_parser_while_statement): Same.
3557 (c_parser_do_statement): Same.
3558 (c_parser_for_statement): Same.
3559 (c_parser_asm_statement): Same.
3560 (c_parser_conditional_expression): Same.
3561 (c_parser_binary_expression): Same.
3562 (c_parser_cast_expression): Same.
3563 (c_parser_unary_expression): Same.
3564 (c_parser_sizeof_expression): Same.
3565 (c_parser_alignof_expression): Same.
3566 (c_parser_postfix_expression): Same.
3567 (c_parser_expression): Same.
3568 (c_parser_objc_receiver): Same.
3569 (c_parser_omp_variable_list): Same.
3570 (c_parser_omp_structured_block): Same.
3571 (c_parser_omp_atomic): New argument.
3572 (c_parser_omp_barrier): Same.
3573 (c_parser_omp_critical): Same.
3574 (c_parser_omp_flush): Pass location on down.
3575 (c_parser_omp_for_loop): New argument.
3576 (c_parser_omp_for): Same.
3577 (c_parser_omp_master): Same.
3578 (c_parser_omp_ordered): Same.
3579 (c_parser_omp_sections_scope): Same.
3580 (c_parser_omp_sections): Same.
3581 (c_parser_omp_parallel): Same.
3582 (c_parser_omp_single): Same.
3583 (c_parser_omp_task): Same.
3584 (c_parser_omp_taskwait): Pass location on down.
3585 (c_parser_omp_construct): Same.
3586 (c_parser_omp_threadprivate): Same.
3587 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3588 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3589 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3590 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3591 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3592 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3593 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3594 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3595 config/i386/i386.c, stmt.c:
3596 Add location argument to the following function definitions and/or
3597 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3598 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3599 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3600 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3601 do_case, c_finish_bc_stmt, build_compound_literal,
3602 build_function_call.
3603 * c-decl.c (build_compound_literal): Add location argument.
3604 Make all diagnostic calls use location.
3605 (start_struct): Same.
3606 (finish_struct): Same.
3608 (build_enumerator): Same.
3609 (start_function): Same.
3610 (grokdeclarator): Make all diagnostic calls use location.
3611 (store_parm_decls_oldstyle): Same.
3612 * c-typeck.c (build_function_call): Add location argument.
3613 Make all diagnostic calls use location.
3615 (c_finish_bc_stmt): Same.
3616 * tree-nested.c (get_trampoline_type): Add argument.
3617 Pass location to build_decl.
3618 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3619 * rtl.h (RTL_LOCATION): New.
3620 * c-common.c (c_add_case_label): Add location argument.
3621 Make all diagnostic calls use location.
3622 * c-common.h: Add location argument to make_fname_decl, do_case,
3623 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3624 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3625 Set it appropriately for every case. Pass enum_loc to start_enum
3626 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3628 (c_parser_struct_or_union_specifier): Save location. Use it for
3629 start_struct, finish_struct, and parser_xref_tag.
3631 2009-06-12 Ian Lance Taylor <iant@google.com>
3633 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3635 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3636 cpp_opts->warn_cxx_operator_names.
3638 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3641 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3642 is returns NULL and OP is a VCE, look through the VCE.
3644 2009-06-12 Ian Lance Taylor <iant@google.com>
3647 * collect2.c (main): Use CONST_CAST2 in code inside #if
3648 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3650 2009-06-12 Joey Ye <joey.ye@intel.com>
3653 * cfgexpand.c (get_decl_align_unit): Update
3654 max_used_stack_slot_alignment with align instead of
3655 stack_alignment_needed.
3657 * function.c (assign_stack_local_1): Update
3658 max_used_stack_slot_alignment with alignment_in_bits instead
3659 of stack_alignment_needed.
3660 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3663 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3665 * dwarf2out.c (last_var_location_insn): New variable.
3666 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3667 (dwarf2out_var_location): Don't record anything after last real
3668 insn. Only change labels if there were any real instructions
3669 in between last note and this one, or if changed sections.
3671 2009-06-11 Richard Henderson <rth@redhat.com>
3673 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3674 note when storing the frame pointer in a register.
3675 (FRP): Don't redefine to nothing for epilogue.
3676 (alpha_expand_epilogue): Mark register and sp restores.
3677 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3679 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3680 when gen_lowpart is needed.
3682 2009-06-11 Richard Henderson <rth@redhat.com>
3684 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3686 * dwarf2out.c (need_data_align_sf_opcode): New.
3687 (div_data_align): Move earlier.
3688 (def_cfa_1, reg_save): Use it.
3690 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3692 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3693 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3694 (ix86_handle_option): Handle OPT_mcrc32.
3695 (ix86_target_string): Add -mcrc32.
3696 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3698 * config/i386/i386.h (TARGET_CRC32): New.
3700 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3701 (sse4_2_crc32di): Likewise.
3703 * config/i386/i386.opt (mcrc32): New.
3705 * doc/invoke.texi: Document -mcrc32.
3707 2009-06-11 Richard Henderson <rth@redhat.com>
3709 * common.opt (gdwarf-): Accept a version number.
3710 * doc/invoke.texi (gdwarf-): Update docs.
3711 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3712 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3713 version level, and record it.
3715 * dwarf2.h (DW_CIE_VERSION): Remove.
3716 * dwarf2out.c (DWARF_VERSION): Remove.
3717 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3718 (output_call_frame_info): Use CIE version 3 for dwarf3,
3719 or if the return register column is out of range for version 1.
3720 (dwarf_stack_op_name): Add all dwarf3 values.
3721 (DEBUG_PUBTYPES_SECTION): New.
3722 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3723 encoding change for dwarf3.
3724 (output_die) [dw_val_class_die_ref]: Likewise.
3725 (output_compilation_unit_header): Emit correct version for dwarf3.
3726 (output_line_info): Likewise.
3727 (output_pubnames): Update for DWARF_VERSION removal.
3728 (output_aranges): Likewise.
3729 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3730 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3731 (dwarf2out_finish): Likewise.
3733 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3735 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3738 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3741 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3742 * builtins.c (expand_builtin_unreachable): New function.
3743 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3744 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3745 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3747 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3748 searching for missing barriers.
3750 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3752 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3753 when -fprofile-generate* was passed.
3754 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3756 2009-06-11 Anthony Green <green@moxielogic.com>
3758 * config/moxie/moxie.md: Define length attribute for all instructions.
3760 (*b<cond:code>): Support limited branch ranges for new PC-relative
3761 branch instructions.
3762 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3764 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3766 * config/i386/i386.c (min_insn_size): Use get_attr_length
3767 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3770 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3771 instead of emit_insn_before.
3773 2009-06-10 Ian Lance Taylor <iant@google.com>
3776 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3779 2009-06-10 Revital Eres <eres@il.ibm.com>
3781 * passes.c (init_optimization_passes): Reschedule
3782 predictive-commoning pass before complete unroll pass.
3784 2009-06-10 Martin Jambor <mjambor@suse.cz>
3786 * cgraph.c (cgraph_node_can_be_local_p): New function.
3787 (cgraph_make_node_local): New function.
3788 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3789 (cgraph_make_node_local): Declare.
3791 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3793 * tree.h (tree_base): Add packed_flag and user_align fields.
3794 Decrease size of spare field.
3795 (TYPE_USER_ALIGN): Use user_align from tree_base.
3796 (DECL_USER_ALIGN): Likewise.
3797 (TYPE_PACKED): Use packed_flag from tree_base.
3798 (DECL_PACKED): Likewise.
3799 (tree_type): Delete packed_flag and user_align fields. Widen
3800 precision field. Widen mode field and shuffle fields to align
3801 mode on an 8-bit boundary.
3802 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3803 Renumber decl_flag_* fields. Fix comments. Widen
3804 decl_common_unused field.
3805 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3806 (DECL_EXTERNAL): Likewise.
3807 (DECL_BIT_FIELD): Likewise.
3808 (DECL_NONADDRESSABLE_P): Likewise.
3809 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3810 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3812 2009-06-10 Ian Lance Taylor <iant@google.com>
3814 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3815 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3816 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3817 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3818 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3819 DEF_VEC_ALLOC_FUNC_P.
3820 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3821 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3822 DEF_VEC_ALLOC_FUNC_O.
3823 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3824 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3825 DEF_VEC_ALLOC_FUNC_I.
3826 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3827 (vec_stack_p_reserve_exact_1): Declare.
3828 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3829 (vec_stack_free): Declare.
3830 (VEC_stack_alloc): Define.
3831 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3832 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3833 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3834 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3836 (stack_vecs): New static variable.
3837 (vec_stack_p_reserve_exact_1): New function.
3838 (vec_stack_o_reserve_1): New static function.
3839 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3840 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3841 (vec_stack_free): New function.
3842 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3843 (VEC_df_ref_stack_alloc): Define.
3844 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3845 DEF_VEC_ALLOC_P_STACK.
3846 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3847 (struct df_collection_rec): Change _vec fields to VEC. Remove
3849 (df_free_collection_rec): Adjust for new fields.
3850 (df_insn_rescan): Use new df_collection_rec fields.
3851 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3852 (df_ref_create_structure, df_ref_record): Likewise.
3853 (df_get_conditional_uses, df_get_call_refs): Likewise.
3854 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3855 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3856 (df_record_exit_block_uses, df_bb_verify): Likewise.
3857 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3858 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3859 Remove count parameter. Change return type to void. Change all
3861 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3862 Remove count parameter. Change return type to void. Change all
3864 (df_install_refs): Change old_vec parameter to VEC. Remove count
3865 parameter. Change all callers.
3866 (df_install_mws): Change old_vec parameter to VEC. Remove count
3867 parameter. Change all callers.
3868 (df_refs_verify): Change new_rec parameter to VEC. Change call
3870 (df_mws_verify): Likewise.
3872 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3874 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3876 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3878 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3880 2009-06-10 Anthony Green <green@moxielogic.com>
3882 * config/moxie/crti.asm: New file.
3883 * config/moxie/crtn.asm: New file.
3884 * config/moxie/moxie.c: New file.
3885 * config/moxie/moxie.h: New file.
3886 * config/moxie/sfp-machine.h: New file.
3887 * config/moxie/moxie-protos.h: New file.
3888 * config/moxie/t-moxie: Created.
3889 * config/moxie/t-moxie-softfp: Created.
3890 * config/moxie/moxie.md: Created.
3891 * config/moxie/constraints.md: Created.
3892 * config.gcc: Add moxie support.
3893 * doc/md.texi (Machine Constraints): Add moxie constraints.
3894 * doc/contrib.texi (Contributors): Mention moxie port.
3895 * doc/install.texi (Specific): Mention the moxie port.
3897 2009-06-09 Ian Lance Taylor <iant@google.com>
3899 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3901 * optabs.c (optab_table): Only use designated initializers if
3902 HAVE_DESIGNATED_INITIALIZERS is defined.
3903 (convert_optab_table): Likewise.
3904 (init_optabs): Always call init_insn_codes if
3905 HAVE_DESIGNATED_INITIALIZERS is not defined.
3907 2009-06-09 Ian Lance Taylor <iant@google.com>
3909 * targhooks.c (default_builtin_vectorized_function): Change fn
3910 parameter to unsigned int.
3911 (default_builtin_vectorized_conversion): Change code parameter to
3913 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3914 * targhooks.h: Update declarations.
3915 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3916 parameter to unsigned int.
3918 * c-typeck.c (comptypes_check_enum_int): New static function.
3919 (comptypes_internal): Add enum_and_int_p parameter. Change all
3921 (comp_target_types): Add location parameter. Change all callers.
3922 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3924 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3925 (build_conditional_expr): Add colon_loc parameter. Change all
3927 (convert_for_assignment): Add location parameter. Change all callers.
3928 * c-parser.c (c_parser_conditional_expression): Pass location of
3929 colon to build_conditional_expr.
3930 * c-tree.h (build_conditional_expr): Update declaration.
3932 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3934 * graphite.c: Revert previous patch.
3936 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3939 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3941 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3943 * tree-ssa-loop-prefetch.c
3944 (loop_prefetch_arrays): Fixed a portability problem in printf format
3947 2009-06-09 Martin Jambor <mjambor@suse.cz>
3949 PR tree-optimization/40351
3950 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3951 refrence to a potential artifical subaccess can be constructed.
3953 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3955 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3956 (sh_override_options): Likewise.
3957 * config/sh/sh.c: Include params.h.
3958 (sh_optimization_options): New.
3959 (sh_override_options): Likewise.
3960 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3961 (OVERRIDE_OPTIONS): Use sh_override_options.
3963 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3965 * dwarf2out.c (emit_cfa_remember): New variable.
3966 (add_fde_cfi): If emit_cfa_remember, recurse to add
3967 DW_CFA_remember_state first.
3968 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3969 instead just set emit_cfa_remember.
3971 2009-06-08 Jan Hubicka <jh@suse.cz>
3974 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3976 2009-06-08 Jan Hubicka <jh@suse.cz>
3979 * cgraphunit.c (save_inline_function_body): Do not copy transform
3980 hooks for saved inline bodies.
3981 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3984 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3986 * jump.c (returnjump_p): Handle delayed branches. Add missing
3989 2009-06-08 Jan Hubicka <jh@suse.cz>
3992 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3993 original node might've been modified.
3994 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3996 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3998 * tree-object-size.c (addr_object_size): Add OSI argument.
3999 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4000 (compute_builtin_object_size, expr_object_size): Adjust callers.
4001 (plus_stmt_object_size): Call addr_object_size instead of
4002 compute_builtin_object_size.
4004 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4005 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4007 * tree-ssa-loop-prefetch.c
4008 (gather_memory_references): Introduced a counter for the number of
4010 (anything_to_prefetch_p): Introduced a counter for the number of
4012 (is_loop_prefetching_profitable): New function with a cost model
4014 (loop_prefetch_arrays): Use the new cost model to determine if
4015 prefetching is profitable.
4016 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4017 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4018 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4019 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4020 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4021 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4023 2009-06-08 Michael Matz <matz@suse.de>
4026 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4027 partitions use the same.
4028 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4029 for basevars of SSA_NAMEs.
4030 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4031 to not expand them twice.
4032 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4035 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4037 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4038 (fdump-final-insns=, gtoggle): New.
4039 * doc/invoke.texi: Document them.
4040 * final.c (rest_of_clean_state): Dump final insn stream.
4041 * gcc.c (invoke_as): Hook in -fcompare-debug.
4042 (static_spec_functions): Add compare-debug-dump-opt,
4043 compare-debug-self-opt and compare-debug-auxbase-opt.
4044 (compare_debug, compare_debug_second, compare_debug_opt): New.
4045 (switches_debug_check, n_switches_debug_check): New.
4046 (debug_auxbase_opt, debug_check_temp_file): New.
4047 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4049 (do_self_spec): Handle arguments after switches.
4050 (do_spec_1): Add .gk extension to temp file basenames for compare.
4051 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4052 (cc1_options): Use it instead of normal auxbase computation for
4053 the second compare-debug compilation.
4054 (compare_files): New.
4055 (main): Set up and implement compare debug mode.
4056 (compare_debug_dump_opt_spec_function): New.
4057 (compare_debug_self_opt_spec_function): New.
4058 (compare_debug_auxbase_opt_spec_function): New.
4059 * toplev.c (process_options): Handle flag_gtoggle,
4060 flag_dump_final_insns.
4061 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4062 during -fcompare-debug-second compilation.
4064 2009-06-07 Ian Lance Taylor <iant@google.com>
4066 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4067 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4069 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4070 with no default node. Change warning with %H to warning_at.
4071 Don't clear warn_switch around case checking.
4072 * doc/invoke.texi (Warning Options): Clarify distinction between
4073 -Wswitch and -Wswitch-enum.
4075 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4077 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4079 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4081 * gbl-ctors.h: Add header guard.
4083 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4085 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4086 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4087 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4088 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4089 prototypes for removed functions.
4090 (expressions_equal_p): Move to ...
4091 * tree-ssa-sccvn.h: ... here and ...
4092 * matrix-reorg.c: ... adjust includes.
4094 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4096 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4098 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4100 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4101 (finish_function): Remove erroneous whitespace.
4103 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4105 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4106 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4108 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4110 * errors.c (internal_error): Commentary typo fix.
4111 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4112 * tree-ssa-pre.c: Ditto.
4114 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4116 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4117 them is supposed to hold actual statements.
4119 2009-06-06 Ian Lance Taylor <iant@google.com>
4121 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4122 empty statements can now have attributes.
4124 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4126 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4127 * config/mips/mips.md: Ditto.
4129 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4131 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4133 (__eabi_uconvert): Likewise.
4135 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4137 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4138 CFI_* definitions with IN_GCC.
4140 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4142 * xcoffout.h (xcoffout_source_line): Update prototype.
4144 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4146 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4147 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4149 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4152 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4153 inlined_function_outer_scope_p blocks for artificial inlines
4155 * tree.c (tree_nonartificial_location): Rewrite using
4156 block_nonartificial_location.
4158 2009-06-05 Revital Eres <eres@il.ibm.com>
4159 Leehod Baruch <leehod@il.ibm.com>
4161 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4162 (expand_expr_real_1): Remove comment.
4163 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4164 Vectorize misaligned access when the target supports it.
4165 (vect_supportable_dr_alignment): Check for unaligned access support.
4166 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4169 2009-06-05 Julian Brown <julian@codesourcery.com>
4171 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4172 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4174 2009-06-05 Richard Guenther <rguenther@suse.de>
4177 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4180 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4182 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4183 (save_gprs): Don't tell unwinder when a global register is saved.
4184 (s390_emit_epilogue): Emit needed epilogue unwind info.
4186 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4188 * dwarf2out.c (deferred_asm_name): New.
4189 (add_name_and_src_coords_attributes): Defer creation of
4190 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4192 (move_linkage_attr): New.
4193 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4196 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4198 * tree-nested.c (finalize_nesting_tree_1): Declare the
4199 frame_decl in the binding tree.
4201 2009-06-04 Cary Coutant <ccoutant@google.com>
4203 * basic-block.h (struct basic_block_def): Add discriminator field.
4204 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4206 * debug.c (do_nothing_debug_hooks): Add additional entry.
4207 (debug_nothing_int_charstar_int): New function.
4208 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4209 (debug_nothing_int_charstar_int): New declaration.
4210 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4211 discriminator value in .loc directive.
4212 * final.c (last_discriminator): New variable.
4213 (discriminator): New variable.
4214 (final_start_function): Initialize above variables, pass current
4215 discriminator to debug hook.
4216 (notice_source_line): Check for discriminator change.
4217 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4218 * sdbout.c (sdbout_source_line): New parameter.
4219 * tree-cfg.c (struct locus_discrim_map): New structure type.
4220 (discriminator_per_locus): New hash table.
4221 (build_gimple_cfg): Allocate and free discriminator hash table.
4222 (make_edges): Call assign_discriminator.
4223 (locus_map_hash): New function.
4224 (locus_map_eq): New function.
4225 (next_discriminator_for_locus): New function.
4226 (same_line_p): New function.
4227 (assign_discriminator): New function.
4228 (make_cond_expr_edges): Call assign_discriminator.
4229 (make_gimple_switch_edges): Likewise.
4230 (first_non_label_stmt): New function.
4231 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4233 * xcoffout.c (xcoffout_source_line): Add new parameter.
4235 * configure.ac (gcc_cv_as_discriminator): New configury check for
4236 gas support for discriminator.
4237 * configure: Regenerate.
4238 * config.in: Regenerate.
4240 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4242 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4243 val after checking for integers.
4245 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4247 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4249 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4250 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4251 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4252 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4253 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4254 X64_SSE_REGPARM_MAX.
4255 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4256 X64_SSE_REGPARM_MAX.
4258 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4260 * gcc.c (report_times_to_file): New.
4261 (execute): Implement it.
4262 (process_command): Support -time=.
4263 * doc/invoke.texi: Document it.
4265 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4267 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4268 that have value exprs.
4270 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4272 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4273 declarations for constants until...
4274 (dw2_output_indirect_constant_1): ... this point.
4276 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4279 * arm.md (arm_addsi3): Don't try to split an add with an
4280 eliminable register until after reload has completed.
4282 2009-06-03 Ian Lance Taylor <iant@google.com>
4284 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4285 * genattrtab.c (write_length_unit_log): Likewise.
4286 * genchecksum.c (dosum): Likewise.
4287 * gengtype.c (write_rtx_next): Likewise.
4288 (finish_root_table, write_roots): Likewise.
4289 * gimple.c (gimple_ops_offset_): Likewise.
4290 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4291 * config/arc/arc.c (arc_attribute_table): Likewise.
4292 * config/arm/arm.c (arm_attribute_table): Likewise.
4293 * config/avr/avr.c (avr_attribute_table): Likewise.
4294 * config/crx/crx.c (crx_attribute_table): Likewise.
4295 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4296 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4297 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4298 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4299 * config/sh/sh.c (sh_attribute_table): Likewise.
4300 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4301 * config/spu/spu.c (spu_attribute_table): Likewise.
4302 * config/v850/v850.c (v850_attribute_table): Likewise.
4304 * config/alpha/alpha.c (vms_attribute_table): Make static.
4305 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4306 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4307 * config/mips/mips.c (mips_attribute_table): Likewise.
4309 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4311 (cc1-checksum.o): Likewise.
4313 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4315 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4317 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4319 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4320 insn if it is changing sp. Use gen_add3_insn instead of
4321 conditionally gen_addsi3 and gen_adddi3.
4322 (offset_below_red_zone_p): New static inline function.
4323 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4324 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4325 * config/rs6000/ppc-asm.h: Include auto-host.h.
4326 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4327 CFI_RESTORE): Define.
4328 * config/rs6000/crtresxgpr.asm: Add unwind info.
4329 * config/rs6000/crtresxfpr.asm: Likewise.
4330 * config/rs6000/crtresgpr.asm: Likewise.
4331 * config/rs6000/crtresfpr.asm: Likewise.
4332 * config/rs6000/crtsavgpr.asm: Likewise.
4333 * config/rs6000/crtsavfpr.asm: Likewise.
4335 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4336 argument of DWARF2_FRAME_REG_OUT macros.
4338 2009-06-03 Julian Brown <julian@codesourcery.com>
4340 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4341 words or less (including TImode) in core registers.
4343 2009-06-03 Richard Guenther <rguenther@suse.de>
4346 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4348 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4350 * statistics.c (statistics_counter_event): Do not record event
4351 in pass dump if its number == -1.
4352 (curr_statistics_hash): Add assert that we never get passes
4353 with static number == -1.
4355 2009-06-03 Richard Guenther <rguenther@suse.de>
4356 Andrey Belevantsev <abel@ispras.ru>
4358 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4359 non-BLKmode arrays addressable.
4361 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4363 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4364 * config/m68k/m68k.h: ... here.
4365 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4368 2009-06-03 Martin Jambor <mjambor@suse.cz>
4370 PR tree-optimization/40323
4371 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4374 2009-06-03 Richard Guenther <rguenther@suse.de>
4376 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4379 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4381 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4382 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4383 JUMP_TABLE_DATA_P where applicable.
4384 * config/sh/sh.c: Ditto.
4385 * config/sh/sh.h: Ditto.
4386 * config/sh/sh.md: Ditto.
4387 * config/sh/symbian.c: Ditto.
4389 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4391 * config/i386/driver-i386.c (describe_cache): Optimize
4392 concatenation of strings. Use snprintf instead of sprintf.
4393 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4394 target when not compiling with GCC.
4396 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4398 * config/sh/sh.c: Revert last change.
4399 (sh_expand_epilogue): Emit a blockage insn before the frame
4400 pointer adjustment unconditionally.
4402 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4404 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4405 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4406 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4407 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4408 to COLLECT_GCC_OPTIONS.
4410 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4412 * collect2.c (target_system_root): New variable.
4413 (main): Handle --sysroot=.
4414 (ignore_library): Strip the sysroot from the library path.
4416 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4418 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4419 (collect2.o): Depend on collect2-aix.h.
4420 (collect2-aix.o): New rule.
4421 * collect2-aix.h: New file.
4422 * collect2-aix.c: Likewise.
4423 * collect2.c: Include collect2-aix.h. Don't undefine
4424 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4425 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4426 Use TARGET_AIX_VERSION instead of _AIX51.
4427 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4428 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4429 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4430 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4431 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4433 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4435 * collect2.c (ignore_library): Avoid premature post-increment
4438 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4440 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4441 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4442 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4443 CROSS_DIRECTORY_STRUCTURE too.
4444 (LINK_LIBG_SPEC): Likewise.
4445 (LIB_SPEC): Add %R to sysroot paths.
4446 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4447 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4448 * config/rs6000/aix51.h: As for aix43.h.
4449 * config/rs6000/aix52.h: Likewise.
4450 * config/rs6000/aix53.h: Likewise.
4451 * config/rs6000/aix61.h: Likewise.
4452 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4453 to the beginning of sysroot paths.
4455 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4457 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4458 INSN_LISTs that are out of the REG_NOTE range.
4460 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4462 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4463 (struct var_to_expand): Likewise.
4464 (struct opt_info): Add head and tail for linked lists of the above.
4465 (analyze_insn_to_expand_var): Initialize next.
4466 (analyze_iv_to_split_insn): Likewise.
4467 (analyze_insns_in_loop): Create linked lists.
4468 (allocate_basic_variable): Simplify for use without hash table.
4469 (insert_var_expansion_initialization): Likewise, make it type-safer.
4470 (combine_var_copies_in_loop_exit): Likewise.
4471 (apply_opt_in_copies): Walk lists rather than hash tables.
4472 (release_var_copies): Simplified and inlined by hand into...
4473 (free_opt_info): ... this function.
4475 2009-06-02 Richard Guenther <rguenther@suse.de>
4477 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4480 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4482 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4483 only for builtins that are not overridden.
4485 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4487 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4490 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4492 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4494 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4496 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4498 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4500 * common.opt (fdump-unnumbered-links): New.
4501 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4502 * print-rtl.c (flag_dump_unnumbered_links): New.
4503 (print_rtx): Test it.
4505 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4507 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4508 push/pop multiple to 8-byte alignment.
4510 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4512 * config/i386/i386.c (queued_cfa_restores): New static variable.
4513 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4515 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4516 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4517 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4518 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4519 note unconditionally.
4520 (ix86_emit_restore_regs_using_mov): Likewise.
4521 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4522 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4523 it through to ix86_emit_restore_reg_using_pop.
4524 (ix86_emit_leave): Add RED_OFFSET argument. Call
4525 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4526 instead of adding REG_CFA_OFFSET note unconditionally.
4527 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4528 the above functions. Call ix86_add_queued_cfa_restore_notes when
4531 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4532 force output of the label even for dwarf2out_do_cfi_asm.
4533 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4534 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4535 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4537 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4538 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4539 dwarf2out_cfi_label callers.
4540 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4541 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4542 Adjust dwarf2out_cfi_label callers.
4543 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4545 * config/i386/i386.h (struct machine_cfa_state,
4546 struct machine_function): Guard with ifndef USED_FOR_TARGET
4547 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4550 * emutls.c (__emutls_get_address): Change arr->size to mean number
4551 of allocated arr->data entries instead of # of slots + 1.
4554 * recog.c (peep2_reinit_state): New function.
4555 (peephole2_init_state): Use it at the end of a basic block and also
4556 when seeing a RTX_FRAME_RELATED_P insn.
4558 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4560 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4561 fixuns_truncrfdi2): New.
4562 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4563 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4564 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4565 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4566 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4567 *recip_approx): Remove.
4568 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4569 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4570 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4572 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4575 2009-06-01 Ian Lance Taylor <iant@google.com>
4577 * attribs.c (register_attribute): Use CONST_CAST.
4578 * collect2.c (main): Use CONST_CAST2.
4579 (scan_prog_file): Likewise.
4580 * gcc.c (process_command, main): Likewise.
4581 * toplev.c (toplev_main): Likewise.
4583 * c-typeck.c (handle_warn_cast_qual): New static function,
4584 partially broken out of build_c_cast.
4585 (build_c_cast): Call handle_warn_cast_qual.
4586 * doc/invoke.texi (Warning Options): Document new effect of
4589 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4591 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4592 (diagnostic_report_current_module): Print columns.
4593 * common.opt (flag_show_column): Enable by default.
4595 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4597 * alias.c (find_base_term): Check for NULL term before returning.
4599 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4601 Revert due to PR40320:
4602 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4603 * calls.c (emit_library_call_value_1): Don't force_operand for move
4606 2009-06-01 Olivier Hainque <hainque@adacore.com>
4607 Eric Botcazou <ebotcazou@adacore.com>
4609 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4610 to be processed as a bitfield for constructor output purposes.
4611 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4613 * varasm.c (oc_local_state): New type, output_constructor
4614 local state to support communication with helpers.
4615 (oc_outer_state): New type, output_constructor outer state of
4616 relevance in recursive calls.
4617 (output_constructor_array_range): New output_constructor helper,
4618 extracted code for an array range element.
4619 (output_constructor_regular_field): New output_constructor helper,
4620 extracted code for an element that is not a bitfield.
4621 (output_constructor_bitfield): New output_constructor helper,
4622 extracted code for a bitfield element. Accept an OUTER state
4623 argument for recursive processing. Recurse on record or array
4624 CONSTRUCTOR values, possibly past noop conversions.
4625 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4626 VALUE is a valid constant-valued expression for use in a static
4627 bit-field initializer.
4628 (output_constructor): Rework to use helpers. Accept and honor an
4629 OUTER state argument for recursive calls. Return total size. Be
4630 prepared for nested constructors initializing bitfields.
4631 (output_constant): Feed OUTER in calls to output_constructor.
4633 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4635 * calls.c (emit_library_call_value_1): Don't force_operand for move
4638 2009-06-01 Nick Clifton <nickc@redhat.com>
4640 * doc/invoke.texi (IA-64 Options): Fix typo.
4642 2009-06-01 Ira Rosen <irar@il.ibm.com>
4644 PR tree-optimization/39129
4645 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4647 (vect_do_peeling_for_loop_bound): Use
4648 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4649 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4650 (vect_loop_versioning): Likewise.
4651 (vect_create_cond_for_alias_checks): Fix indentation.
4652 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4654 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4655 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4656 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4657 "control flow in loop".
4658 (vect_estimate_min_profitable_iters): Use
4659 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4660 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4661 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4662 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4663 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4664 statement belongs to a group of strided accesses with the exact code
4666 (vectorizable_load): Likewise.
4667 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4668 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4670 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4672 * config/freebsd-stdint.h: New file.
4673 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4674 Add freebsd-stdint.h to tm_file.
4676 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4678 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4679 (thumb2_extendhidi2): Likewise.
4681 2009-05-31 Ian Lance Taylor <iant@google.com>
4683 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4685 2009-05-31 Ian Lance Taylor <iant@google.com>
4687 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4688 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4689 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4691 2009-05-31 Jason Merrill <jason@redhat.com>
4693 * tree-pretty-print.c (print_call_name): Take the callee, not the
4694 call itself. Make non-static. Use dump_function_name for functions.
4695 (dump_generic_node): Adjust.
4696 * diagnostic.h: Declare print_call_name.
4697 * gimple-pretty-print.c (dump_gimple_call): Use it.
4699 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4701 * config/sh/sh.md (ashldi3_std): New define_expand.
4704 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4707 * config/sh/sh.c: Include debug.h.
4708 (sh_expand_epilogue): Emit a blockage insn before the frame
4709 pointer adjustment also when dwarf2out_do_frame returns true.
4711 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4713 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4714 (thumb2_extendqidi2): New pattern.
4716 2009-05-31 Ira Rosen <irar@il.ibm.com>
4718 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4719 mark phis for renaming.
4720 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4721 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4722 Call mark_sym_for_renaming.
4723 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4724 * tree-vect-loop.c (vect_transform_loop): Remove
4725 vect_memsyms_to_rename initialization and a call to
4726 mark_set_for_renaming.
4728 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4731 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4732 frame related even if !set_cfa && style < 0.
4734 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4736 * config/i386/mingw-tls.c: New file.
4737 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4738 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4739 defining _WIN32 but not __CYGWIN__.
4741 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4743 * configure.ac: Add MPC support.
4745 * config.in, configure: Regenerate.
4747 2009-05-29 Richard Henderson <rth@redhat.com>
4749 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4750 NOTE_INSN_BASIC_BLOCK.
4751 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4752 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4753 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4755 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4757 (add_cfi): Disable check redefining cfa away from drap.
4758 (lookup_cfa_1): Add remember argument; handle remember/restore.
4759 (lookup_cfa): Pass remember argument.
4760 (cfa_remember): New.
4761 (compute_barrier_args_size_1): Remove sibcall check.
4762 (dwarf2out_frame_debug_def_cfa): New.
4763 (dwarf2out_frame_debug_adjust_cfa): New.
4764 (dwarf2out_frame_debug_cfa_offset): New.
4765 (dwarf2out_frame_debug_cfa_register): New.
4766 (dwarf2out_frame_debug_cfa_restore): New.
4767 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4768 (dwarf2out_begin_epilogue): New.
4769 (dwarf2out_frame_debug_restore_state): New.
4770 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4771 DW_CFA_restore_state.
4772 (output_cfi_directive): Likewise.
4773 (convert_cfa_to_fb_loc_list): Likewise.
4774 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4775 * dwarf2out.h: Update.
4776 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4777 (copy_insn_1): Early out for null.
4778 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4779 and dwarf2out_frame_debug_restore_state.
4780 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4781 (prologue_insn_hash, epilogue_insn_hash): New.
4782 (free_after_compilation): Adjust freeing accordingly.
4783 (record_insns): Create hash table if needed; push insns into
4784 hash instead of array.
4785 (maybe_copy_epilogue_insn): New.
4786 (contains): Search hash table instead of array.
4787 (sibcall_epilogue_contains): Remove.
4788 (thread_prologue_and_epilogue_insns): Split eh_return insns
4789 and mark them as epilogues.
4790 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4791 scanning in terms of basic blocks.
4792 * insn-notes.def (CFA_RESTORE_STATE): New.
4793 * jump.c (returnjump_p_1): Accept EH_RETURN.
4794 (eh_returnjump_p_1, eh_returnjump_p): New.
4795 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4796 CFA_REGISTER, CFA_RESTORE): New.
4797 * rtl.def (EH_RETURN): New.
4798 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4800 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4801 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4803 * config/i386/i386.c (gen_push): Update cfa state.
4804 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4805 add a CFA_ADJUST_CFA note.
4806 (ix86_dwarf_handle_frame_unspec): Remove.
4807 (ix86_expand_prologue): Update cfa state.
4808 (ix86_emit_restore_reg_using_pop): New.
4809 (ix86_emit_restore_regs_using_pop): New.
4810 (ix86_emit_leave): New.
4811 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4812 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4813 * config/i386/i386.h (struct machine_cfa_state): New.
4814 (ix86_cfa_state): New.
4815 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4816 (eh_return_internal): Merge from eh_return_<mode>,
4817 use eh_return rtx, split w/ epilogue.
4819 2009-05-29 Ian Lance Taylor <iant@google.com>
4821 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4823 * calls.c (emit_library_call_value_1): Likewise.
4825 * c-typeck.c (c_build_va_arg): New function.
4826 * c-tree.h (c_build_va_arg): Declare.
4827 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4828 instead of build_va_arg.
4830 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4832 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4833 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4834 (ptr_difference_cost): Use affine combinations to compute it.
4835 (difference_cost): Likewise.
4836 (get_computation_cost_at): Compute more accurate cost for addresses
4837 if the ratio is a multiplier allowed in addresses.
4838 For non-addresses, consider that an additional offset or symbol is
4841 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4843 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4844 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4846 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4847 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4848 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4850 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4851 to 1 for TYPE_SSE{IADD1,CVT1}.
4852 (prefix_vex_imm8): Removed.
4853 (length_vex): Only pass 1 as second argument to
4854 ix86_attr_length_vex_default if prefix_extra is 0.
4855 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4856 (length): For prefix vex computation use length_immediate
4857 attribute instead of prefix_vex_imm8.
4858 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4859 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4860 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4861 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4862 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4863 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4864 a space in between the operands.
4865 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4866 if one operand is 0xff and the other one si, di, bp or sp.
4867 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4868 other one si, di, bp or sp.
4869 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4870 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4871 type and mode attributes.
4872 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4873 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4874 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4875 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4876 prefix_data16 attribute iff MODE_DF.
4877 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4878 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4879 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4880 constm128_operand in length_immediate computation.
4881 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4882 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4883 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4884 length_immediate attribute to 1.
4885 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4886 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4887 for certain alternatives.
4888 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4889 prefix_data16 attribute if MODE_V1DF.
4890 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4891 length_immediate to 1.
4892 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4893 length_address to 4, set mode attribute to MODE_DI.
4894 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4895 (fxam<mode>2_i387): Set length attribute to 4.
4896 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4897 *prefetch_3dnow_rex): Override length_address attribute.
4898 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4900 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4901 (constm128_operand): Removed.
4902 * config/i386/i386.c (memory_address_length): For
4903 disp && !index && !base in 64-bit mode account for SIB byte if
4904 print_operand_address can't optimize disp32 into disp32(%rip)
4905 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4906 for fs: or gs: segment.
4907 (ix86_attr_length_immediate_default): When checking if shortform
4908 is possible, truncate immediate to the length of the non-shortened
4910 (ix86_attr_length_address_default): Ignore MEM_P operands
4912 (ix86_attr_length_vex_default): Only check for DImode on
4913 GENERAL_REG_P operands.
4914 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4915 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4916 (sse_cvttps2pi): Clear prefix_rep attribute.
4917 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4919 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4920 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4921 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4922 iff operand 2 is const_int_operand.
4923 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4924 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4925 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4927 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4929 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4930 prefix_data16 attribute for movlpd and movhpd instructions.
4931 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4932 length_immediate for shufpd instruction.
4933 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4934 (avx_cmpp<avxmodesuffixf2c><mode>3,
4935 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4936 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4937 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4938 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4939 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4940 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4941 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4942 prefix_data16 attribute for the first alternative to 1.
4943 (*avx_loadlps): Override length_immediate for the first alternative.
4944 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4945 attributes for second alternative.
4946 (*vec_concatv2sf_sse4_1): Override length_immediate and
4947 prefix_data16 attributes for second alternative.
4948 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4949 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4950 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4951 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4952 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4953 prefix_data16 and length_immediate to 1.
4954 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4956 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4957 prefix_extra attribute for variants that don't have 0f prefix alone.
4958 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4959 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4960 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4961 *sse4_1_pextrd): Set length_immediate to 1.
4962 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4963 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4965 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4966 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4967 length_immediate to 1 for second alternative.
4968 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4969 prefix_extra and length_immediate attributes for the first
4971 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4973 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4974 to 1 for the first and third alternative.
4975 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4977 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4979 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4981 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4982 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4983 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4984 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4985 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4986 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4987 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4988 ssse3_psign<mode>3): Override prefix_rex attribute.
4989 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4990 (ssse3_palignrti): Override length_immediate to 1.
4991 (ssse3_palignrdi): Override length_immediate to 1, override
4992 prefix_rex attribute.
4993 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4994 (sse4a_extrqi): Override length_immediate to 2.
4995 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4996 (sse4a_insertq): Override prefix_data16 to 0.
4997 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4998 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4999 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5000 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5001 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5002 and length_immediate to 1.
5003 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5004 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5005 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5006 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5007 and length_immediate to 1.
5008 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5009 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5010 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5011 avx_ptest256): Override prefix_extra to 1.
5012 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5013 Override prefix_data16 and length_immediate to 1.
5014 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5015 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5016 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5017 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5018 prefix_data16 to 0 and prefix_extra to 2.
5019 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5020 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5022 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5023 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5024 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5025 and prefix_extra to 2.
5026 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5027 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5028 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5029 avx_vpermilvar<mode>3,
5030 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5031 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5032 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5033 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5034 Override prefix_extra to 1.
5035 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5036 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5037 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5038 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5039 prefix_extra and length_immediate to 1.
5040 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5042 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5043 to 1 for the first alternative.
5044 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5045 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5047 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5048 *movv2sf_internal_avx, *movv2sf_internal): Override
5049 prefix_rep attribute for certain alternatives.
5050 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5051 attributes for certain alternatives.
5052 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5053 attributes for certain alternatives.
5054 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5055 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5056 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5057 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5058 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5059 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5060 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5061 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5062 length_immediate to 1 if operand 2 is const_int_operand.
5063 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5064 *vec_extractv2si_1): Set length_immediate attribute to 1.
5065 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5066 using old 3DNOW insn rather than SSE/3DNOW_A.
5067 (mmx_emms, mmx_femms): Clear modrm attribute.
5069 2009-05-29 Martin Jambor <mjambor@suse.cz>
5071 * tree-sra.c: New implementation of SRA.
5073 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5074 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5075 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5076 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5077 (SRA_MAX_STRUCTURE_COUNT): Removed.
5078 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5079 * doc/invoke.texi (sra-max-structure-size): Removed.
5080 (sra-field-structure-ratio): Removed.
5082 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5085 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5088 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5090 PR rtl-optimization/40101
5091 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5092 seqno. Adjust comment.
5093 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5094 inserting bookkeeping before a jump, the jump is not scheduled.
5095 When no positive seqno found, provide a value. Add comment.
5097 2009-05-29 Richard Guenther <rguenther@suse.de>
5099 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5100 short-cutting on the first component.
5102 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5105 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5106 for trees other than decls/types.
5108 2009-05-29 Richard Guenther <rguenther@suse.de>
5110 * tree-ssa-operands.c (get_expr_operands): Do not handle
5111 INDIRECT_REFs in the handled-component case. Remove
5112 unused get_ref_base_and_extent case.
5113 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5114 tree_low_cst and host_integerp where possible.
5115 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5116 codes for equivalence.
5117 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5119 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5121 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5122 to tmake_file for i[34567]86-*-cygwin*.
5124 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5127 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5128 (altivec_categorize_keyword, init_vector_keywords,
5129 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5132 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5134 * tree.c (handle_dll_attribute): Check if node is
5135 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5137 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5139 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5141 (thumb2_zero_extendqidi2): Likewise.
5143 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5145 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5146 instead of gen_movrt.
5147 * config/sh/sh.md (movrt): Remove.
5149 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5151 * doc/invoke.texi (IA-64 Options):
5152 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5153 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5154 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5155 -msched-prefer-non-control-spec-insns,
5156 -msched-stop-bits-after-every-cycle,
5157 -msched-count-spec-in-critical-path,
5158 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5159 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5160 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5161 and -msched-spec-verbose.
5163 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5165 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5166 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5168 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5170 2009-05-28 Richard Guenther <rguenther@suse.de>
5172 * tree-ssa-alias.c (ao_ref_init): New function.
5173 (ao_ref_base): Likewise.
5174 (ao_ref_base_alias_set): Likewise.
5175 (ao_ref_alias_set): Likewise.
5176 (refs_may_alias_p_1): Change signature.
5177 (refs_may_alias_p): Adjust.
5178 (refs_anti_dependent_p): Likewise.
5179 (refs_output_dependent_p): Likewise.
5180 (call_may_clobber_ref_p_1): Change signature.
5181 (call_may_clobber_ref_p): Adjust.
5182 (stmt_may_clobber_ref_p_1): New function split out from ...
5183 (stmt_may_clobber_ref_p): ... here.
5184 (maybe_skip_until): Adjust signature.
5185 (get_continuation_for_phi): Likewise.
5186 (walk_non_aliased_vuses): Likewise.
5187 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5188 (ao_ref_init): Declare.
5189 (ao_ref_base): Likewise.
5190 (ao_ref_alias_set): Likewise.
5191 (stmt_may_clobber_ref_p_1): Likewise.
5192 (walk_non_aliased_vuses): Adjust.
5193 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5194 (get_ref_from_reference_ops): remove.
5195 (vn_reference_lookup_2): Adjust signature.
5196 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5197 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5198 (vn_reference_lookup): Adjust.
5199 (vn_reference_insert): Likewise.
5200 (vn_reference_insert_pieces): Adjust signature.
5201 (visit_reference_op_call): Adjust.
5202 * tree-ssa-pre.c (get_expr_type): Simplify.
5203 (phi_translate_1): Adjust.
5204 (compute_avail): Likewise.
5205 (translate_vuse_through_block): Do not re-build trees.
5206 (value_dies_in_block_x): Likewise.
5207 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5209 (vn_reference_lookup_pieces): Adjust declaration.
5210 (vn_reference_insert_pieces): Likewise.
5212 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5214 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5215 with checking disabled.
5217 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5221 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5222 macro definition for support of three-operand format aligned
5223 .comm directive in assembler on cygwin/pe/mingw target OS.
5224 * configure: Regenerate.
5225 * config.h: Regenerate.
5227 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5228 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5229 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5231 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5232 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5234 2009-05-28 Ira Rosen <irar@il.ibm.com>
5236 PR tree-optimization/40254
5237 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5238 in analysis of basic blocks.
5240 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5243 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5244 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5245 (TARGET_INITIALIZER): Use it.
5246 * cse.c (CHEAPER): Move it up to the other macros.
5247 (insert): Rename this ...
5248 (insert_with_costs): ... to this. Add cost parameters. Update
5250 (insert): New function. Call insert_with_costs.
5251 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5252 find_reg_offset_for_const, try_const_anchors): New functions.
5253 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5254 when using a const-anchor. Call insert_const_anchors.
5255 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5256 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5258 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5260 * tree-inline.c (remap_decls): Enable nonlocalized variables
5261 when not optimizing.
5263 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5265 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5266 Simplify other tests involving optimize.
5268 2009-05-27 Tom Tromey <tromey@redhat.com>
5270 * unwind-dw2.c (_Unwind_DebugHook): New function.
5271 (uw_install_context): Call _Unwind_DebugHook.
5273 2009-05-27 Tom Tromey <tromey@redhat.com>
5275 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5277 2009-05-27 Ian Lance Taylor <iant@google.com>
5279 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5280 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5281 (ALL_LINKERFLAGS): Define.
5282 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5283 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5284 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5285 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5286 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5287 $(LINKER_FOR_BUILD).
5288 (build/gcov-iov$(build_exeext)): Likewise.
5290 2009-05-27 Julian Brown <julian@codesourcery.com>
5292 * gcse.c (target.h): Include.
5293 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5294 copy of argument to a pseudo register.
5296 2009-05-27 Diego Novillo <dnovillo@google.com>
5298 * tree-ssa-live.c (dump_scope_block): Document arguments.
5299 (dump_scope_blocks): Document.
5300 (debug_scope_blocks): New.
5301 * tree-flow.h (debug_scope_blocks): Declare.
5303 2009-05-21 Denis Chertykov <denisc@overta.ru>
5305 * doc/contrib.texi (Contributors): Add myself to the list.
5307 2009-05-27 Olivier Hainque <hainque@adacore.com>
5309 * expr.c (target_align): New function. Alignment the TARGET of an
5310 assignment may be assume to have.
5311 (highest_pow2_factor_for_target): Use it instead of relying on
5312 immediate tree attributes of TARGET, not necessarily honored when
5313 intermediate bitfields are involved.
5315 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5318 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5319 AVX, SSE4, AES, PCLMUL and POPCNT.
5321 2009-05-27 Diego Novillo <dnovillo@google.com>
5323 * tree-pretty-print.c (dump_location): New.
5324 (dump_generic_node): Call it.
5325 Factor code to handle BLOCK nodes ...
5326 (dump_block_node): ... here.
5328 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5330 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5332 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5334 * gcc-plugin.h: Include config.h and system.h.
5335 (IN_GCC): Define if not defined.
5337 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5340 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5343 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5345 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5347 * config/m32r/m32r.h: Ditto.
5348 * config/m32r/m32r.md: Ditto.
5349 * config/m32r/predicates.md: Ditto.
5351 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5353 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5355 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5358 (Loading plugins): typo.
5359 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5360 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5361 (Interacting with the GCC Garbage Collector): Added new section.
5362 (Giving information about a plugin): Added new section for
5364 * ggc.h (ggc_register_root_tab): Added declaration.
5365 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5366 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5367 (register_callback): Improved comment in declaration.
5368 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5369 (extra_root_vec) Added static variable for dynamic roots registration.
5370 (ggc_register_root_tab) Added new routine.
5371 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5372 PLUGIN_GGC_MARKING event.
5373 * ggc-zone.c: Include plugin.h.
5374 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5375 * ggc-page.c: Include plugin.h.
5376 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5377 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5378 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5379 (register_callback): check lack of callbacks for
5380 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5381 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5382 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5383 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5384 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5385 dependency on plugin.h.
5386 (plugin.o): Added dependency on ggc.h...
5388 2009-05-26 Richard Guenther <rguenther@suse.de>
5392 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5393 with mismatched comparison modes.
5395 * expr.c (expand_expr_real_1): Expand the operand of a
5396 VIEW_CONVERT_EXPR in its natural mode.
5398 2009-05-26 Ian Lance Taylor <iant@google.com>
5400 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5401 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5402 (ALL_COMPILERFLAGS): Define.
5403 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5404 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5405 (collect2$(exeext), collect2.o): Likewise.
5406 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5407 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5408 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5409 (libbackend.o, intl.o, cppdefault.o): Likewise.
5410 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5411 (build/%.o): Use $(COMPILER_FOR_BUILD).
5412 (build/gen%$(build_exeext)): Likewise.
5413 (build/gcov-iov$(build_exeext)): LIkewise.
5414 * config/t-darwin (darwin.o): Use $(COMPILER).
5415 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5416 * config/t-sol2 (sol2-c.o): Likewise.
5418 * config/t-vxworks (vxworks.o): Likewise.
5419 * config/x-darwin (host-darwin.o): Likewise.
5420 * config/x-hpux (host-hpux.o): Likewise.
5421 * config/x-linux (host-linux.o): Likewise.
5422 * config/x-solaris (host-solaris.o): Likewise.
5423 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5424 * config/arm/t-arm (arm-c.o): Likewise.
5425 * config/arm/t-pe (pe.o): Likewise.
5426 * config/arm/t-wince-pe (pe.o): Likewise.
5427 * config/i386/t-cygming (winnt.o): Likewise.
5428 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5429 * config/i386/t-cygwin (cygwin1.o): Likewise.
5430 (cygwin2.o): Likewise.
5431 * config/i386/t-i386 (i386-c.o): Likewise.
5432 * config/i386/t-interix (winnt.o): Likewise.
5433 * config/i386/t-netware (netware.o): Likewise.
5434 * config/i386/t-nwld (nwld.o): Likewise.
5435 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5436 * config/i386/x-i386 (driver-i386.o): Likewise.
5437 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5438 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5439 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5440 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5441 * config/mips/x-native (driver-native.o): Likewise.
5442 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5443 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5444 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5445 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5446 * config/score/t-score-elf (score7.o): Likewise.
5447 (score3.o): Likewise.
5448 * config/sh/t-sh (sh-c.o): Likewise.
5449 * config/sh/t-symbian (sh-c.o): Likewise.
5450 (symbian.o): Likewise.
5451 * config/spu/t-spu-elf (spu-c.o): Likewise.
5452 * config/v850/t-v850 (v850-c.o): Likewise.
5453 * config/v850/t-v850e (v850-c.o): Likewise.
5455 2009-05-26 Richard Guenther <rguenther@suse.de>
5457 PR tree-optimization/40122
5458 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5459 VECTOR_CSTs if possible.
5460 (fold_gimple_assign): Likewise.
5462 2009-05-26 Richard Guenther <rguenther@suse.de>
5465 * fold-const.c (fold_binary): Use the correct types for building
5468 2009-05-26 Richard Guenther <rguenther@suse.de>
5470 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5471 redundant calls to merge_alias_info.
5472 (bump_vector_ptr): Likewise.
5473 * tree-ssa-copy.c (merge_alias_info): Remove.
5474 (replace_exp_1): Remove call to merge_alias_info.
5475 (propagate_tree_value): Likewise.
5476 (fini_copy_prop): Propagate points-to info.
5477 * tree-flow.h (merge_alias_info): Remove.
5479 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5481 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5483 2009-05-25 Jan Hubicka <jh@suse.cz>
5485 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5486 * cgraph.h (struct inline_summary): New filed self_wize,
5487 size_inlining_benefit, self_time and time_inlining_benefit.
5488 (struct cgraph_global_info): Replace insns by time ans size fields.
5489 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5490 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5491 (ipcp_update_callgraph): Do not touch function bodies.
5492 * ipa-inline.c: Include except.h
5493 (MAX_TIME): New constant.
5494 (overall_insns): Remove.
5496 (overall_size, max_benefit): New static variables.
5497 (cgraph_estimate_time_after_inlining): New function.
5498 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5499 (cgraph_clone_inlined_nodes): Update size.
5500 (cgraph_mark_inline_edge): Update size.
5501 (cgraph_estimate_growth): Use size info.
5502 (cgraph_check_inline_limits): Check size.
5503 (cgraph_default_inline_p): Likewise.
5504 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5505 (cgraph_decide_recursive_inlining): Check size.
5506 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5508 (cgraph_decide_inlining): Likewise.
5509 (cgraph_decide_inlining_incrementally): Likewise; honor
5510 PARAM_EARLY_INLINING_INSNS.
5511 (likely_eliminated_by_inlining_p): New predicate.
5512 (estimate_function_body_sizes): New function.
5513 (compute_inline_parameters): Use it.
5514 * except.c (must_not_throw_labels): New function.
5515 * except.h (must_not_throw_labels): Declare.
5516 * tree-inline.c (init_inline_once): Kill inlining_weigths
5517 * tree-ssa-structalias.c: Avoid uninitialized warning.
5518 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5519 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5520 (PARAM_INLINE_CALL_COST): Remove.
5521 (PARAM_EARLY_INLINING_INSNS): New.
5523 2009-05-25 Richard Guenther <rguenther@suse.de>
5525 PR tree-optimization/36327
5526 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5527 callback for reference translation or lookup at the point of may-defs.
5528 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5529 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5530 for union COMPONENT_REFs.
5531 (vn_reference_lookup_3): New callback. Lookup from memset
5532 and CONSTRUCTOR assignment, translate through struct copies.
5533 (vn_reference_lookup_pieces): Make sure to not free the
5534 passed operands array. Adjust walk_non_aliased_vuses call.
5535 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5536 make sure we do not leak memory.
5538 2009-05-25 Richard Guenther <rguenther@suse.de>
5540 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5541 * tree-inline.c (expand_call_inline): Reset the escaped and
5543 * tree-ssa-structalias.c (pass_build_ealias): New.
5544 * tree-pass.h (pass_build_ealias): Declare.
5545 * passes.c (init_optimization_passes): Add PTA during
5546 early optimizations.
5547 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5548 and CALLUSED solutions.
5549 (dump_points_to_solution): New function, split out from ...
5550 (dump_points_to_info_for): ... here.
5551 * tree-parloops.c (parallelize_loops): Reset the escaped and
5554 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5557 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5558 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5560 2009-05-25 Ira Rosen <irar@il.ibm.com>
5562 PR tree-optimization/40238
5563 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5564 statements after basic block's labels.
5565 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5566 to free the allocated memory.
5568 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5570 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5571 return address with a USE.
5573 2009-05-24 Richard Guenther <rguenther@suse.de>
5576 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5577 array type from the main variant of the inner type.
5579 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5581 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5582 definition to bool (from int) to un-break build.
5583 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5585 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5587 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5588 discard_stmt_changes): Delete.
5589 * tree-ssa-operands.c (scb_stack): Delete.
5590 (init_ssa_operands): Do not initialize it.
5591 (fini_ssa_operands): Do not free it.
5592 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5594 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5595 update_stmt, remove the others. Fix comments.
5596 * tree-dfa.c (optimize_stack_restore): Likewise.
5597 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5598 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5599 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5600 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5602 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5603 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5604 (dom_opt_finalize_block): Likewise, adjusting access to
5606 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5607 (stmts_to_rescan): Change item type to gimple.
5608 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5610 2009-05-24 Ira Rosen <irar@il.ibm.com>
5612 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5613 * tree-pass.h (pass_slp_vectorize): New pass.
5614 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5615 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5616 * tree-vectorizer.c (timevar.h): Include.
5617 (user_vect_verbosity_level): Declare.
5618 (vect_location): Fix comment.
5619 (vect_set_verbosity_level): Update user_vect_verbosity_level
5620 instead of vect_verbosity_level.
5621 (vect_set_dump_settings): Add an argument. Ignore user defined
5622 verbosity if dump flags require higher level of verbosity. Print to
5623 stderr only for loop vectorization.
5624 (vectorize_loops): Update call to vect_set_dump_settings.
5625 (execute_vect_slp): New function.
5626 (gate_vect_slp): Likewise.
5627 (struct gimple_opt_pass pass_slp_vectorize): New.
5628 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5630 (vec_info_for_bb): New function.
5631 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5632 (VECTORIZATION_ENABLED): New macro.
5633 (SLP_ENABLED, SLP_DISABLED): Likewise.
5634 (vect_is_simple_use): Add bb_vec_info argument.
5635 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5636 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5637 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5638 vect_schedule_slp, vect_analyze_slp): Likewise.
5639 (vect_analyze_stmt): Add slp_tree argument.
5640 (find_bb_location): Declare.
5641 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5642 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5643 (vect_analyze_loop_operations, vect_analyze_loop,
5644 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5645 vect_finalize_reduction, vectorizable_reduction,
5646 vectorizable_live_operation, vect_transform_loop): Likewise.
5647 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5648 skip evolution analysis if analyzing a basic block.
5649 (dr_analyze_indices): Likewise.
5650 (initialize_data_dependence_relation): Skip the test whether the
5651 object is invariant for basic blocks.
5652 (compute_all_dependences): Skip dependence analysis for data
5653 references in basic blocks.
5654 (find_data_references_in_stmt): Don't fail in case of invariant
5655 access in basic block.
5656 (find_data_references_in_bb): New function.
5657 (find_data_references_in_loop): Move code to
5658 find_data_references_in_bb and add a call to it.
5659 (compute_data_dependences_for_bb): New function.
5660 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5661 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5663 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5664 unknown dependence in basic block and fail in case of dependence in
5666 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5667 dependence instances from either loop or basic block vectorization
5669 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5670 before calling nested_in_vect_loop_p.
5671 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5672 dependence instances from either loop or basic block vectorization
5674 (vect_verify_datarefs_alignment): Likewise.
5675 (vect_enhance_data_refs_alignment): Adjust function calls.
5676 (vect_analyze_data_refs_alignment): Likewise.
5677 (vect_analyze_group_access): Fix printing. Skip different checks if
5678 DR_STEP is 0. Keep strided stores either in loop or basic block
5679 vectorization data structure. Fix indentation.
5680 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5682 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5683 dependence instances from either loop or basic block vectorization
5685 (vect_analyze_data_refs): Update comment. Call
5686 compute_data_dependences_for_bb to analyze basic blocks.
5687 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5688 case of loop vectorization. In case of basic block vectorization use
5689 data-ref itself as a base.
5690 (vect_create_data_ref_ptr): In case of basic block vectorization:
5691 don't advance the pointer, add new statements before the current
5692 statement. Adjust function calls.
5693 (vect_supportable_dr_alignment): Support only aligned accesses in
5694 basic block vectorization.
5695 * common.opt (ftree-slp-vectorize): New flag.
5696 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5697 (vect_pattern_recog_1): Likewise.
5698 * tree-vect-stmts.c (process_use): Likewise.
5699 (vect_init_vector): Add new statements in the beginning of the basic
5700 block in case of basic block SLP.
5701 (vect_get_vec_def_for_operand): Adjust function calls.
5702 (vect_finish_stmt_generation): Likewise.
5703 (vectorizable_call): Add assert that it is loop vectorization, adjust
5705 (vectorizable_conversion, vectorizable_assignment): Likewise.
5706 (vectorizable_operation): In case of basic block SLP, take
5707 vectorization factor from statement's type and skip the relevance
5708 check. Adjust function calls.
5709 (vectorizable_type_demotion): Add assert that it is loop
5710 vectorization, adjust function calls.
5711 (vectorizable_type_promotion): Likewise.
5712 (vectorizable_store): Check for outer loop only in case of loop
5713 vectorization. Adjust function calls. For basic blocks, skip the
5714 relevance check and don't advance pointers.
5715 (vectorizable_load): Likewise.
5716 (vectorizable_condition): Add assert that it is loop vectorization,
5717 adjust function calls.
5718 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5719 that it is not reduction, get vector type, call only supported
5720 functions, skip loop specific parts.
5721 (vect_transform_stmt): Check for outer loop only in case of loop
5723 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5724 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5725 for external definition.
5726 * passes.c (pass_slp_vectorize): New pass.
5727 * tree-vect-slp.c (find_bb_location): New function.
5728 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5729 check for patterns only in loops.
5730 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5731 case of multiple types in basic block SLP.
5732 (vect_mark_slp_stmts_relevant): New function.
5733 (vect_supported_load_permutation_p): Fix comment.
5734 (vect_analyze_slp_instance): Add argument. In case of basic block
5735 SLP, take vectorization factor from statement's type, check that
5736 unrolling factor is 1. Adjust function call. Save SLP instance in
5737 either loop or basic block vectorization structure. Return FALSE,
5739 (vect_analyze_slp): Add argument. Get strided stores groups from
5740 either loop or basic block vectorization structure. Return FALSE
5741 if basic block SLP failed.
5742 (new_bb_vec_info): New function.
5743 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5744 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5745 (vect_schedule_slp): Add argument. Get SLP instances from either
5746 loop or basic block vectorization structure. Set vectorization factor
5747 to be 1 for basic block SLP.
5748 (vect_slp_transform_bb): New function.
5749 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5751 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5753 * final.c (shorten_branches): Do not align labels for jump tables.
5754 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5756 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5758 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5759 Remove outdated reference to flow.c and fix nits.
5760 * doc/gccint.texi: Tweak RTL description.
5761 * doc/rtl.texi: Likewise.
5763 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5765 * config/avr/avr.c: Change my email address.
5766 * config/avr/avr.h: Likewise.
5767 * config/avr/avr.md: Likewise.
5768 * config/avr/avr-protos.h: Likewise.
5769 * config/avr/libgcc.S: Likewise.
5771 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5773 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5774 (spu_split_load, spu_split_store): Change return type to int.
5775 (spu_split_convert): Declare.
5776 * config/spu/predicates.md (spu_mem_operand): Remove.
5777 (spu_mov_operand): Update.
5778 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5779 * config/spu/spu.c (regno_aligned_for_load): Remove.
5780 (reg_aligned_for_addr, spu_expand_load): Define.
5781 (spu_expand_extv): Reimplement and handle MEM.
5782 (spu_expand_insv): Handle MEM.
5783 (spu_sched_reorder): Handle insn's with length 0.
5784 (spu_legitimate_address_p): Reimplement.
5785 (store_with_one_insn_p): Return TRUE for any mode with size
5786 larger than 16 bytes.
5787 (address_needs_split): Define.
5788 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5790 (spu_convert_move): Define.
5791 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5792 (spu_split_store): Change all MEM's to TImode.
5793 (spu_init_expanders): Preallocate registers that correspond to
5794 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5796 (spu_split_convert): Define.
5797 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5798 (_move<mode>, _movdi, _movti): Update predicate and condition.
5799 (load, store): Change to define_split.
5800 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5802 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5803 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5804 define_insn_and_split of lshr<mode>3.
5805 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5806 (<v>ashr<mode>3_imm): Define.
5807 (extv, extzv, insv): Allow MEM operands.
5808 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5809 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5810 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5811 (_spu_convert2): Change to define_insn_and_split and remove the
5812 corresponding define_peephole2.
5813 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5814 Change predicates to memory_operand.
5816 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5818 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5820 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5822 PR tree-optimization/40219
5823 * tree.c (iterative_hash_expr): Make sure the builtin function is
5824 a normal builtin function and not a front end or back end builtin
5825 before indexing into the built_in_decls array.
5827 2009-05-22 Richard Guenther <rguenther@suse.de>
5830 * alias.c (write_dependence_p): Do not use TBAA for answering
5831 anti-dependence or output-dependence.
5832 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5833 (emit_pointer_definition): Remove.
5834 (emit_alias_warning): Likewise.
5835 (find_what_var_points_to): Remove TBAA pruning code.
5836 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5838 (compute_points_to_sets): Remove code computing the set of
5839 dereferenced pointers.
5840 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5841 oracle for querying anti and output dependencies.
5842 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5843 if TBAA may be applied.
5844 (refs_anti_dependent_p): New function.
5845 (refs_output_dependent_p): Likewise.
5846 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5847 (refs_output_dependent_p): Likewise.
5848 * doc/tree-ssa.texi (Memory model): New section.
5849 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5850 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5851 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5852 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5853 * expr.c (expand_expr_real_1): Likewise.
5854 * gimple-low.c (lower_stmt): Likewise.
5855 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5856 (dump_gimple_cdt): Remove.
5857 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5858 (gimple_size): Likewise.
5859 (walk_gimple_op): Likewise.
5860 (is_gimple_stmt): Likewise.
5861 (walk_stmt_load_store_addr_ops): Likewise.
5862 (gimple_build_cdt): Remove.
5863 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5864 * gimple.h (gimple_cdt_new_type): Remove.
5865 (gimple_cdt_new_type_ptr): Likewise.
5866 (gimple_cdt_set_new_type): Likewise.
5867 (gimple_cdt_location): Likewise.
5868 (gimple_cdt_location_ptr): Likewise.
5869 (gimple_cdt_set_location): Likewise.
5870 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5871 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5872 GIMPLE_CHANGE_DYNAMIC_TYPE.
5873 (verify_types_in_gimple_stmt): Likewise.
5874 * tree-inline.c (estimate_num_insns): Likewise.
5875 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5876 (copy_decl_to_var): Likewise.
5877 (copy_result_decl_to_var): Likewise.
5878 * tree-pretty-print.c (dump_generic_node): Do not handle
5879 CHANGE_DYNAMIC_TYPE_EXPR.
5880 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5881 * tree-ssa-operands.c (get_expr_operands): Likewise.
5882 * tree-ssa-structalias.c (struct variable_info): Remove
5883 no_tbaa_pruning member.
5884 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5885 (unify_nodes): Do not copy it.
5886 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5887 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5888 (set_uids_in_ptset): Do not check it.
5889 (find_what_var_points_to): Likewise.
5890 (compute_tbaa_pruning): Remove.
5891 (compute_points_to_sets): Do not call it.
5892 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5893 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5894 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5895 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5896 (DECL_NO_TBAA_P): Likewise.
5897 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5898 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5899 (expand_omp_atomic_pipeline): Do not set it.
5900 * print-tree.c (print_node): Do not dump it.
5901 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5904 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5907 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5910 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5912 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5915 2009-05-22 Ben Elliston <bje@au.ibm.com>
5917 * Makefile.in (bversion.h, s-bversion): New targets.
5918 (TOPLEV_H): Add bversion.h.
5919 * toplev.h: Include "bversion.h".
5920 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5921 the __format__ attribute only if compiling with the same version
5922 of GCC as the sources (the "build version").
5924 2009-05-22 Ben Elliston <bje@au.ibm.com>
5926 * c-format.c (handle_format_attribute): Fix comment typo.
5928 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5931 * config/ia64/ia64.opt (mfused-madd): New.
5932 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5933 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5934 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5935 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5936 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5937 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5938 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5939 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5940 instruction if !TARGET_FUSED_MADD.
5941 (fpma, fpms): Remove colon from name.
5943 2009-05-22 Richard Guenther <rguenther@suse.de>
5945 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5946 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5947 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5949 (create_expression_by_pieces): Only convert if necessary.
5950 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5951 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5953 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5955 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5956 regular pattern from a template and rename it ...
5957 (*extzv_truncsi_exts): ... to this.
5959 2009-05-21 Richard Guenther <rguenther@suse.de>
5961 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5962 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5963 (cgraph_default_inline_p): Likewise.
5964 (cgraph_decide_inlining_incrementally): Likewise.
5966 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5967 Uros Bizjak <ubizjak@gmail.com>
5969 * config/i386/cpuid.h (bit_MOVBE): New.
5971 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5973 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5974 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5975 (ix86_handle_option): Handle OPT_mmovbe.
5976 (ix86_target_string): Add -mmovbe.
5977 (pta_flags): Add PTA_MOVBE.
5978 (processor_alias_table): Add PTA_MOVBE to "atom".
5979 (override_options): Handle PTA_MOVBE.
5981 * config/i386/i386.h (TARGET_MOVBE): New.
5983 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5984 (*bswapsi_movbe): New.
5985 (*bswapdi_movbe): Likewise.
5986 (bswapdi2): Renamed to ...
5988 (bswapdi2): New expander.
5990 * config/i386/i386.opt (mmovbe): New.
5992 * doc/invoke.texi: Document -mmovbe.
5994 2009-05-21 Taras Glek <tglek@mozilla.com>
5996 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5997 * gcc-plugin.h (plugin_init): Updated signature.
5998 * gcc-plugin.h (plugin_name_args): Moved to this header.
5999 * doc/plugins.texi (plugin_init): Updated documention to reflect
6001 * doc/plugins.texi (plugin_name_args): Added to documention.
6003 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6005 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6006 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6008 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6010 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6011 JUMP_TABLE_DATA_P predicates where applicable.
6012 * config/i386/predicates.md: Ditto.
6013 * config/i386/sse.md: Ditto.
6015 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6017 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6018 operand2 -128 override length_immediate attribute to 1.
6019 * config/i386/predicates.md (constm128_operand): New predicate.
6021 * config/i386/i386.c (memory_address_length): Handle %r12
6022 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6024 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6025 mode look through optional ZERO_EXTEND and SUBREG.
6026 * config/i386/i386.md (R12_REG): New define_constant.
6027 (prefix_data16): For sse unit set also for MODE_TI insns.
6028 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6029 insns set if operand 1 is ext_QIreg_operand.
6030 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6031 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6033 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6034 mode from MODE_DI to MODE_SI.
6035 (movdi_1_rex64): Override modrm and length_immediate attributes
6036 only for movabs (TYPE_IMOV, alternative 2).
6037 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6038 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6039 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6040 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6041 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6042 prefix_rex attribute if DImode.
6043 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6044 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6045 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6046 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6047 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6048 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6049 Likewise. For TYPE_IMOV clear length_immediate attribute.
6050 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6051 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6052 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6053 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6054 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6055 or one operand TYPE_ISHIFT.
6056 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6057 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6058 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6059 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6060 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6061 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6062 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6063 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6064 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6065 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6066 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6067 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6068 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6069 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6070 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6071 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6072 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6073 set mode attribute, don't override length attribute.
6074 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6076 (return_internal_long): Set length attribute to 2 instead of 1.
6077 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6078 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6079 prefix_rex attribute.
6080 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6082 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6084 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6086 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6088 2009-05-20 Ian Lance Taylor <iant@google.com>
6090 * tree.c (build_tree_list_vec_stat): New function.
6091 (ctor_to_vec): New function.
6092 (build_nt_call_vec): New function.
6093 (build_call_array): Change args to be a const pointer.
6094 (build_call_vec): New function.
6095 * tree.h (build_nt_call_vec): Declare.
6096 (build_tree_list_vec_stat): Declare.
6097 (build_tree_list_vec): Define.
6098 (build_call_array): Update declaration.
6099 (build_call_vec): Declare.
6100 (ctor_to_vec): Declare.
6101 * c-common.c (tree_vector_cache): New static variable.
6102 (make_tree_vector): New function.
6103 (release_tree_vector): New function.
6104 (make_tree_vector_single): New function.
6105 (make_tree_vector_copy): New function.
6106 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6107 (make_tree_vector_single, make_tree_vector_copy): Declare.
6108 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6109 (c_parser_expr_list): Don't manage cache here, instead call
6111 (c_parser_release_expr_list): Remove static function.
6112 (c_parser_vec_to_tree_list): Remove static function.
6113 (c_parser_attributes): Call build_tree_list_vec instead of
6114 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6115 c_parser_release_expr_list.
6116 (c_parser_postfix_expression_after_primary): Likewise.
6117 (c_parser_objc_keywordexpr): Likewise.
6119 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6121 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6122 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6123 TARGET_CONVERT_TO_TYPE.
6124 * hooks.c (hook_tree_const_tree_null): Define.
6125 * hooks.h (hook_tree_const_tree_null): Declare.
6126 * target.h (struct gcc_target): Add invalid_parameter_type,
6127 invalid_return_type, promoted_type, and convert_to_type fields.
6128 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6129 (TARGET_INVALID_RETURN_TYPE): Define.
6130 (TARGET_PROMOTED_TYPE): Define.
6131 (TARGET_CONVERT_TO_TYPE): Define.
6132 (TARGET_INITIALIZER): Update for new fields.
6133 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6134 (grokparms): Check targetm.invalid_parameter_type.
6135 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6136 * c-convert.c (convert): Check targetm.convert_to_type.
6138 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6140 * config/mips/mips.md (*extenddi_truncate<mode>,
6141 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6143 (*extendhi_truncateqi): New define_insn_and_sptit.
6145 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6148 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6149 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6151 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6153 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6154 the operand of VIEW_CONVERT_EXPR.
6156 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6158 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6159 extended family and model for Intel processors. Support Intel Atom.
6161 2009-05-20 Olivier Hainque <hainque@adacore.com>
6163 * gstab.h (stab_code_type): Define, to be used instead of the
6164 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6166 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6167 occurrences by stab_code_type.
6168 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6170 2009-05-20 Martin Jambor <mjambor@suse.cz>
6172 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6173 (sra_insert_before): Likewise.
6174 (sra_insert_after): Likewise.
6175 (sra_init_cache): Likewise.
6176 (sra_type_can_be_decomposed_p): Likewise.
6177 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6178 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6179 (sra_insert_before): Likewise.
6180 (sra_insert_after): Likewise.
6181 (sra_init_cache): Likewise.
6182 (insert_edge_copies_seq): Made static and moved upwards.
6184 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6187 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6189 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6190 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6193 2009-05-20 Richard Guenther <rguenther@suse.de>
6195 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6196 with mismatched comparison modes.
6198 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6200 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6201 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6202 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6203 with shifts for Thumb2.
6204 (orsi_notsi): New for orn.
6205 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6206 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6207 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6208 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6209 Don't invert remainder for IOR.
6211 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6213 PR tree-optimization/40087
6214 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6215 number_of_iterations_ne): Rename never_infinite argument.
6216 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6217 number_of_iterations_le): Handle pointer-type ivs when
6218 exit_must_be_taken is false.
6219 (number_of_iterations_cond): Do not always assume that
6220 exit_must_be_taken if the control variable is a pointer.
6222 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6224 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6225 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6227 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6229 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6230 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6232 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6235 * c.opt (Wlogical-op): Disabled by default.
6236 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6238 * doc/invoke.texi (Wlogical-op): Likewise.
6240 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6242 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6244 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6245 Propagate the type of the first operand.
6246 <ASSERT_EXPR>: Simplify.
6247 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6248 Rewrite using the RHS code as discriminant.
6249 <NOP_EXPR>: Turn into CASE_CONVERT.
6250 <PLUS_EXPR>: Propagate the type of the first operand.
6252 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6254 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6255 (ia64_dconst_0_375): New.
6256 * config/ia64/ia64.c (ia64_override_options): Remove
6257 -minline-sqrt-min-latency warning.
6258 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6259 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6260 * config/ia64/ia64.md (*sqrt_approx): Remove.
6261 (sqrtsf2): Remove #if 0.
6262 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6263 (sqrtdf): Remove assert.
6264 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6265 (sqrtxf2): Remove #if 0.
6266 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6267 * div.md (sqrt_approx_rf): New.
6268 (sqrtsf2_internal_thr): New implementation.
6269 (sqrtsf2_internal_lat): New.
6270 (sqrtdf2_internal_thr: New implementation.
6271 (sqrtxf2_internal): New implementation.
6273 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6274 Hans-Peter Nilsson <hp@axis.com>
6276 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6277 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6278 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6279 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6280 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6281 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6282 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6283 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6284 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6285 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6286 * c-common.c: ...from here.
6288 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6290 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6292 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6294 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6296 2009-05-19 Ben Elliston <bje@au.ibm.com>
6298 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6299 assignments with memcpy calls.
6300 (add_fdes): Likewise.
6301 (binary_search_unencoded_fdes): Likewise.
6302 (linear_search_fdes): Eliminate type puns.
6304 2009-05-19 Richard Guenther <rguenther@suse.de>
6306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6307 not falsely claim to have propagated into all uses.
6309 2009-05-19 Ben Elliston <bje@au.ibm.com>
6311 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6314 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6316 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6317 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6318 (TARGET_LEGITIMATE_ADDRESS_P): New.
6319 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6320 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6322 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6325 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6326 child of the containing namespace's DIE.
6328 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6330 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6331 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6332 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6335 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6338 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6339 gen_align with gen_pad.
6340 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6341 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6343 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6344 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6346 * config/i386/i386.md (align): Renamed to ...
6347 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6348 ASM_OUTPUT_MAX_SKIP_PAD.
6350 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6352 * config.gcc: Fix variable syntax.
6355 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6356 before calling exact_log2.
6357 (output_iorsi3): Likewise.
6358 (output_xorsi3): Likewise.
6360 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6362 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6363 for the none zero constant operand except for EQ and NE
6364 comprisons even when the first operand is R0.
6366 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6368 * config/s390/2064.md: Remove trailing whitespaces.
6369 * config/s390/2084.md: Likewise.
6370 * config/s390/constraints.md: Likewise.
6371 * config/s390/fixdfdi.h: Likewise.
6372 * config/s390/libgcc-glibc.ver: Likewise.
6373 * config/s390/s390-modes.def: Likewise.
6374 * config/s390/s390-protos.h: Likewise.
6375 * config/s390/s390.c: Likewise.
6376 * config/s390/s390.h: Likewise.
6377 * config/s390/s390.md: Likewise.
6378 * config/s390/tpf-unwind.h: Likewise.
6380 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6382 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6384 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6387 * configure.ac (m68k-*-*): Check if binutils support TLS.
6388 * configure: Regenerate.
6389 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6390 * config/m68k/constraints.md (Cu): New constraint.
6391 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6392 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6393 (movsi): Handle TLS symbols.
6394 (addsi3_5200): Handle XTLS symbols, indent.
6395 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6396 (m68k_tls_reference_p): Declare.
6397 (m68k_legitimize_address): Declare.
6398 (m68k_unwrap_symbol): Declare.
6399 * config/m68k/m68k.opt (mxtls): New option.
6400 * config/m68k/m68k.c (ggc.h): Include.
6401 (m68k_output_dwarf_dtprel): Implement hook.
6402 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6403 (m68k_expand_prologue): Load GOT pointer when function needs it.
6404 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6405 (m68k_legitimate_constant_address_p): Same.
6406 (m68k_decompose_address): Handle TLS references.
6407 (m68k_get_gp): New static function.
6408 (enum m68k_reloc): New contants.
6409 (TLS_RELOC_P): New macro.
6410 (m68k_wrap_symbol): New static function.
6411 (m68k_unwrap_symbol): New function.
6412 (m68k_final_prescan_insn_1): New static function.
6413 (m68k_final_prescan_insn): New function.
6414 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6416 (legitimize_pic_address): Handle TLS references..
6417 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6418 (m68k_libcall_value_in_a0_p)
6419 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6420 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6421 (m68k_legitimize_tls_address): Handle TLS references.
6422 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6424 (m68k_legitimize_address): Handle TLS symbols.
6425 (m68k_get_reloc_decoration): New static function.
6426 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6428 (m68k_output_dwarf_dtprel): Implement hook.
6429 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6430 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6431 m68k_call_* routines.
6432 (sched_attr_op_type): Handle TLS symbols.
6433 (gt-m68k.h): Include.
6434 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6435 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6437 2009-05-18 Martin Jambor <mjambor@suse.cz>
6439 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6440 (visit_store_addr_for_mod_analysis): New function.
6441 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6442 (determine_cst_member_ptr): Use gimple_assign_single_p.
6443 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6444 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6445 operands. Don't check number of operands of a NOP_EXPR.
6447 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6449 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6451 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6454 * c-common.c (warn_logical_operator): Don't warn if one of
6455 expression isn't always true or false.
6457 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6459 * config/i386/biarch32.h: New file.
6460 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6462 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6464 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6465 *zero_extend<mode>_truncqi): Merge these into ...
6466 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6467 Name the pattern following this as *zero_extendhi_truncqi.
6469 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6472 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6473 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6474 (output_info): Make field HOST_WIDEST_INT.
6475 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6476 (dump_bitmat_statistics): Same.
6478 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6480 * config.gcc (use_gcc_stdint): Set to wrap.
6481 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6482 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6483 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6484 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6485 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6486 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6487 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6488 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6490 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6492 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6494 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6495 Move definitions earlier.
6496 (OPT_ARCH64, OPT_ARCH32): Define.
6497 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6500 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6503 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6506 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6508 * arm.md (movdi2): Copy non-reg values to DImode registers.
6510 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6513 * final.c (label_to_max_skip): New function.
6514 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6515 CODE_LABEL_NUMBER <= max_labelno.
6516 * output.h (label_to_max_skip): New prototype.
6517 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6518 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6519 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6520 Handle CODE_LABELs with >= 16 byte alignment or with
6521 max_skip == (1 << align) - 1.
6522 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6523 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6526 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6527 .p2align 3 if MAX_SKIP is smaller than 7.
6528 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6530 2009-05-15 Ian Lance Taylor <iant@google.com>
6532 * alias.c (struct alias_set_entry_d): Rename from struct
6533 alias_set_entry. Change all uses.
6534 * except.c (struct call_site_record_d): Rename from struct
6535 call_site_record. Change all uses.
6536 * except.h (struct eh_region_d): Rename from struct eh_region.
6538 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6540 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6541 ivtype_map_elt. Change all uses.
6542 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6544 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6545 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6547 (struct sese_d): Rename from struct sese. Change all uses.
6548 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6549 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6550 * optabs.h (struct optab_d): Rename from struct optab. Change all
6552 (struct convert_optab_d): Rename from struct convert_optab.
6554 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6555 ipa_opt_pass. Change all uses.
6556 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6559 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6560 defined as a typedef.
6561 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6564 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6567 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6569 (merge_ranges): Returns bool.
6570 * tree.h (make_range): .. to here.
6571 (build_range_check): Likewise.
6572 (merge_ranges): Likewise. Renamed from merge_ranges.
6573 * c-typeck.c (parser_build_binary_op): Update calls to
6574 warn_logical_operator.
6575 * c-common.c (warn_logical_operator): Add new warning.
6576 * c-common.h (warn_logical_operator): Update declaration.
6578 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6580 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6582 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6584 * doc/install.texi: Document MPC requirements, flags etc.
6586 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6587 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6588 Evaluate constant arguments.
6589 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6590 (fold_builtin_1): Likewise, also evaluate constant arguments.
6591 Remove superfluous break.
6592 (do_mpc_ckconv): New.
6593 * real.h: Include mpc.h.
6594 * toplev.c (print_version): Output MPC version info if available.
6596 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6598 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6600 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6602 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6605 2009-05-15 Jan Hubicka <jh@suse.cz>
6607 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6608 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6609 (try_inline): Fix return value.
6610 (cgraph_decide_inlining_incrementally): Honor new value.
6611 (cgraph_early_inlining): Handle indirect inlining.
6612 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6614 2009-05-15 Jan Hubicka <jh@suse.cz>
6616 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6617 * cgraphunit.c (cgraph_finalize_function): Set it.
6618 (cgraph_expand_function): Use it.
6620 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6622 * real.c (encode_ieee_half): Define.
6623 (decode_ieee_half): Define.
6624 (ieee_half_format): Define.
6625 (arm_half_format): Define.
6626 * real.h (ieee_half_format): Declare.
6627 (arm_half_format): Declare.
6629 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6631 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6632 swapped, and reversed optabs exist before trying to use them.
6634 2009-05-15 Paul Brook <paul@codesourcery.com>
6635 Sandra Loosemore <sandra@codesourcery.com>
6637 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6638 loads. Allow PRE_DEC.
6639 (output_move_neon): Handle PRE_DEC.
6640 (arm_print_operand): Add 'A' for neon structure loads.
6641 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6642 * config/arm/neon.md (neon_mov): Update comment.
6643 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6645 (Um): New constraint.
6647 2009-05-15 Jan Hubicka <jh@suse.cz>
6649 Revert the following patch until testsuite fallout is fixed:
6650 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6651 * cgraph.h (struct inline_summary): New filed self_wize,
6652 size_inlining_benefit, self_time and time_inlining_benefit.
6653 (struct cgraph_global_info): Replace insns by time ans size fields.
6654 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6655 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6656 (ipcp_update_callgraph): Do not touch function bodies.
6657 * ipa-inline.c: Include except.h
6658 (MAX_TIME): New constant.
6659 (overall_insns): Remove
6660 (overall_size, max_benefit): New static variables.
6661 (cgraph_estimate_time_after_inlining): New function.
6662 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6663 (cgraph_clone_inlined_nodes): Update size.
6664 (cgraph_mark_inline_edge): Update size.
6665 (cgraph_estimate_growth): Use size info.
6666 (cgraph_check_inline_limits): Check size.
6667 (cgraph_default_inline_p): Likewise.
6668 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6669 (cgraph_decide_recursive_inlining): Check size.
6670 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6672 (cgraph_decide_inlining): Likewise.
6673 (cgraph_decide_inlining_incrementally): Likewise; honor
6674 PARAM_EARLY_INLINING_INSNS.
6675 (likely_eliminated_by_inlining_p): New predicate.
6676 (estimate_function_body_sizes): New function.
6677 (compute_inline_parameters): Use it.
6678 * except.c (must_not_throw_labels): New function.
6679 * except.h (must_not_throw_labels): Declare.
6680 * tree-inline.c (init_inline_once): Kill inlining_weigths
6681 * tree-ssa-structalias.c: Avoid uninitialized warning.
6682 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6683 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6684 (PARAM_INLINE_CALL_COST): Remove.
6685 (PARAM_EARLY_INLINING_INSNS): New.
6687 2009-05-15 Richard Guenther <rguenther@suse.de>
6689 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6690 not TODO_update_ssa.
6692 2009-05-15 Richard Guenther <rguenther@suse.de>
6694 PR tree-optimization/39999
6695 * gimple.h (gimple_expr_type): Use the expression type looking
6696 through useless conversions.
6697 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6698 (vn_nary_op_insert_stmt): Likewise.
6699 (simplify_binary_expression): Likewise.
6701 2009-05-15 Richard Guenther <rguenther@suse.de>
6703 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6704 New options, enabled by default.
6705 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6707 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6708 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6709 * tree-ssa-structalias.c (gate_tree_pta): New function.
6710 (pass_build_alias): Use it.
6712 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6714 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6715 recurse on an invariant address if a conversion from a pointer
6716 type to a wider integer type is involved.
6718 2009-05-15 Jan Hubicka <jh@suse.cz>
6720 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6721 * cgraph.h (struct inline_summary): New filed self_wize,
6722 size_inlining_benefit, self_time and time_inlining_benefit.
6723 (struct cgraph_global_info): Replace insns by time ans size fields.
6724 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6725 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6726 (ipcp_update_callgraph): Do not touch function bodies.
6727 * ipa-inline.c: Include except.h
6728 (MAX_TIME): New constant.
6729 (overall_insns): Remove
6730 (overall_size, max_benefit): New static variables.
6731 (cgraph_estimate_time_after_inlining): New function.
6732 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6733 (cgraph_clone_inlined_nodes): Update size.
6734 (cgraph_mark_inline_edge): Update size.
6735 (cgraph_estimate_growth): Use size info.
6736 (cgraph_check_inline_limits): Check size.
6737 (cgraph_default_inline_p): Likewise.
6738 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6739 (cgraph_decide_recursive_inlining): Check size.
6740 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6742 (cgraph_decide_inlining): Likewise.
6743 (cgraph_decide_inlining_incrementally): Likewise; honor
6744 PARAM_EARLY_INLINING_INSNS.
6745 (likely_eliminated_by_inlining_p): New predicate.
6746 (estimate_function_body_sizes): New function.
6747 (compute_inline_parameters): Use it.
6748 * except.c (must_not_throw_labels): New function.
6749 * except.h (must_not_throw_labels): Declare.
6750 * tree-inline.c (init_inline_once): Kill inlining_weigths
6751 * tree-ssa-structalias.c: Avoid uninitialized warning.
6752 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6753 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6754 (PARAM_INLINE_CALL_COST): Remove.
6755 (PARAM_EARLY_INLINING_INSNS): New.
6756 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6757 (inline-call-cost): Remove.
6758 (early-inlining-insns): New.
6760 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6762 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6764 (print_int_cst_bounds_in_octal_p): Likewise.
6765 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6767 * dwarf2out.c (base_type_die): Likewise.
6768 (is_subrange_type): Delete.
6769 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6770 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6771 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6772 if the destination type is boolean.
6773 (build_range_check): Do not special-case subtypes.
6774 (fold_sign_changed_comparison): Likewise.
6775 (fold_unary): Likewise.
6776 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6777 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6778 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6779 * tree.c (subrange_type_for_debug_p): New predicate based on the
6780 former is_subrange_type.
6781 * tree.h (subrange_type_for_debug_p): Declare.
6782 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6783 (convert_affine_scev): Remove call to above function.
6784 (chrec_convert_aggressive): Likewise.
6785 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6786 false for conversions involving subtypes.
6787 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6788 (vrp_val_min): Likewise.
6789 (needs_overflow_infinity): Likewise.
6790 (extract_range_from_unary_expr): Likewise.
6792 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6794 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6795 * config/frv/frv.c: Likewise.
6796 * config/s390/s390.c: Likewise.
6797 * config/sparc/sparc.h: Likewise.
6798 * config/i386/i386.h: Likewise.
6799 * config/i386/i386.c: Likewise.
6800 * config/crx/crx.c: Likewise.
6801 * config/m68hc11/m68hc11.h: Likewise.
6802 * config/iq2000/iq2000.c: Likewise.
6803 * config/mn10300/mn10300.h: Likewise.
6804 * config/mn10300/mn10300.c: Likewise.
6805 * config/m68k/m68k.c: Likewise.
6806 * config/rs6000/rs6000.c: Likewise.
6807 * config/rs6000/xcoff.h: Likewise.
6808 * config/rs6000/linux64.h: Likewise.
6809 * config/rs6000/sysv4.h: Likewise.
6810 * config/score/score3.c: Likewise.
6811 * config/score/score7.c: Likewise.
6812 * config/score/score.c: Likewise.
6813 * config/arm/arm.md: Likewise.
6814 * config/mips/mips.c: Likewise.
6815 * config/mips/mips.md: Likewise.
6816 * config/bfin/bfin.h: Likewise.
6817 * config/pa/pa.c: Likewise.
6818 * config/pa/constraints.md: Likewise.
6820 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6821 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6822 * config/pdp11/pdp11.h: Use memory_address_p instead.
6824 2009-05-14 Ian Lance Taylor <iant@google.com>
6826 * passes.c (finish_optimization_passes): Change i to int.
6827 * plugin.c (plugins_active_p): Change event to int.
6828 (dump_active_plugins): Likewise.
6829 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6831 * tree.c (tree_range_check_failed): Change c to unsigned int.
6832 (omp_clause_range_check_failed): Likewise.
6833 (build_common_builtin_nodes): Change mode to int. Add cast.
6834 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6835 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6837 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6838 ++ or -- with a variable of enum type.
6840 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6843 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6845 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6847 * store-motion.c: Do not include params.h
6848 * Makefile.in: Fix dependencies for various files.
6850 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6852 * auto-inc-dec.c: Fix pass description, remove apparent
6853 accidental duplication.
6855 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6858 * ipa-utils.h (memory_identifier_string): Moved to ...
6859 * tree.h (memory_identifier_string): Here. Add GTY(()).
6861 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6863 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6864 in the former documentation of...
6865 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6866 * ira-conflicts.c (get_dup_num): Use address_operand.
6867 * targhooks.c (default_legitimate_address_p): New.
6868 * targhooks.h (default_legitimate_address_p): New.
6869 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6871 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6872 * target.h (struct target): Add legitimate_address_p.
6873 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6874 (TARGET_INITIALIZER): Include it.
6876 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6877 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6878 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6879 (TARGET_LEGITIMATE_ADDRESS_P): New.
6881 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6882 (REG_OK_STRICT_P): Delete.
6883 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6884 (frv_legitimate_address_p_1): ... this.
6885 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6886 (frv_legitimate_address_p_1): ... the renamed old
6887 frv_legitimate_address_p.
6888 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6889 (TARGET_LEGITIMATE_ADDRESS_P): New.
6891 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6892 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6893 * config/s390/s390.c (legitimate_address_p): Rename to...
6894 (s390_legitimate_address_p): ... this, make static.
6895 (legitimize_address): Adjust call.
6896 (TARGET_LEGITIMATE_ADDRESS_P): New.
6897 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6899 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6900 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6901 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6902 (TARGET_LEGITIMATE_ADDRESS_P): New.
6904 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6905 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6906 * config/spu/spu.c (spu_legitimate_address): Rename to...
6907 (spu_legitimate_address_p): ... this, make static.
6908 (TARGET_LEGITIMATE_ADDRESS_P): New.
6910 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6911 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6912 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6913 (sparc_legitimate_address_p): ... this, make static and return bool.
6914 (legitimize_address): Adjust call.
6915 (TARGET_LEGITIMATE_ADDRESS_P): New.
6917 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6918 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6919 * config/i386/i386.c (legitimate_address_p): Rename to...
6920 (ix86_legitimate_address_p): ... this, make static.
6921 (constant_address_p): Move after it, adjust call.
6922 (TARGET_LEGITIMATE_ADDRESS_P): New.
6924 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6925 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6926 * config/avr/avr.c (legitimate_address_p): Rename to...
6927 (avr_legitimate_address_p): ... this, make static.
6928 (legitimize_address): Adjust call.
6929 (TARGET_LEGITIMATE_ADDRESS_P): New.
6931 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6932 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6933 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6934 (TARGET_LEGITIMATE_ADDRESS_P): New.
6936 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6937 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6938 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6939 (TARGET_LEGITIMATE_ADDRESS_P): New.
6941 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6942 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6944 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6946 (TARGET_LEGITIMATE_ADDRESS_P): New.
6948 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6949 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6951 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6953 (m68hc11_legitimate_address_p): ... this, make static.
6954 (go_if_legitimate_address_internal): Rename to...
6955 (m68hc11_legitimate_address_p_1): ... this.
6956 (legitimize_address): Adjust call.
6957 (TARGET_LEGITIMATE_ADDRESS_P): New.
6959 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6960 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6961 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6962 (TARGET_LEGITIMATE_ADDRESS_P): New.
6964 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6965 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6966 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6967 (mn10300_legitimate_address_p): ... this, make static.
6968 (TARGET_LEGITIMATE_ADDRESS_P): New.
6970 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6971 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6972 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6973 (TARGET_LEGITIMATE_ADDRESS_P): New.
6975 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6976 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6977 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6978 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6979 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6980 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6981 (rs6000_legitimate_address_p): ... this, make static.
6982 (TARGET_LEGITIMATE_ADDRESS_P): New.
6983 (REG_MODE_OK_FOR_BASE_P): Delete.
6984 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6986 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6987 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6989 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6990 static, adjust types.
6991 (TARGET_LEGITIMATE_ADDRESS_P): New.
6993 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6994 * config/score/score.c (score_address_p): Rename to...
6995 (score_legitimate_address_p): ... this.
6996 (TARGET_LEGITIMATE_ADDRESS_P): New.
6997 * config/score/score3.c (score3_address_p): Rename to...
6998 (score3_legitimate_address_p): ... this.
6999 * config/score/score7.c (score7_address_p): Rename to...
7000 (score7_legitimate_address_p): ... this.
7002 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7003 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7004 GO_IF_LEGITIMATE_ADDRESS): Delete.
7005 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7006 thumb2_legitimate_address_p): Delete.
7007 (arm_legitimate_address_p): Rename to...
7008 (arm_legitimate_address_outer_p): ... this.
7009 * config/arm/constraints.md ("Uq"): Adjust call.
7010 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7011 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7013 (arm_legitimate_address_outer_p): ... this.
7014 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7016 (TARGET_LEGITIMATE_ADDRESS_P): New.
7018 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7019 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7020 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7021 (TARGET_LEGITIMATE_ADDRESS_P): New.
7023 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7024 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7025 * config/vax/vax.c (legitimate_address_p): Rename to...
7026 (vax_legitimate_address_p): ... this, make static.
7027 (TARGET_LEGITIMATE_ADDRESS_P): New.
7029 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7030 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7031 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7032 (TARGET_LEGITIMATE_ADDRESS_P): New.
7034 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7035 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7036 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7037 (mmix_legitimate_address_p): ... this, make static.
7038 (TARGET_LEGITIMATE_ADDRESS_P): New.
7040 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7041 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7042 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7043 (TARGET_LEGITIMATE_ADDRESS_P): New.
7045 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7047 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7048 of MODE_COMPLEX_INT.
7050 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7052 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7053 LCT_NORMAL in function call.
7054 * mips-tdump.c (print_file_desc): Add cast to enum type.
7055 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7056 (mark_stabs): Add casts to enum types.
7057 (parse_stabs_common): Add casts to enum types.
7059 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7061 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7062 Check for invalid values of LETTER.
7064 2009-05-13 Taras Glek <tglek@mozilla.com>
7066 * attribs.c (register_attribute): moved out attribute registration
7067 into register_attribute.
7068 * doc/plugins.texi: Documented register_attribute and
7070 * gcc-plugin.h: Added forward decl for register_attribute.
7071 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7072 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7073 PLUGIN_ATTRIBUTES boilerplate.
7075 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7077 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7078 values even in sentinel and empty entries.
7079 (ms_printf_flag_specs): Likewise.
7080 (ms_scanf_flag_specs): Likewise.
7081 (ms_strftime_flag_specs): Likewise.
7082 (ms_print_char_table): Likewise.
7083 (ms_scan_char_table): Likewise.
7084 (ms_time_char_table): Likewise.
7086 2009-05-13 Doug Kwan <dougkwan@google.com>
7088 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7090 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7092 * config/mips/mips.md (store): Add attributes for QI and HI.
7094 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7095 (truncdi<mode>2): ... this new pattern.
7097 2009-05-13 Brad Hards <bradh@kde.org>
7099 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7101 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7102 Ben Elliston <bje@au.ibm.com>
7105 * dse.c (check_mem_read_rtx): Guard against width == -1.
7107 2009-05-13 Michael Matz <matz@suse.de>
7110 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7111 (trivially_conflicts_p): New function.
7112 (insert_backedge_copies): Use it.
7114 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7116 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7117 (handle_stdc_pragma): Use new enum constant names.
7118 (handle_pragma_float_const_decimal64): Ditto.
7120 2009-05-13 Ian Lance Taylor <iant@google.com>
7122 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7125 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7127 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7128 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7130 * config/m68k/m68k.h (FL_UCLINUX): Define.
7132 2009-05-13 Jan Hubicka <jh@suse.cz>
7134 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7136 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7138 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7139 unless -fschedule-insns is specified.
7141 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7144 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7145 TARGET_EXPAND_CBRANCHDI4.
7146 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7147 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7148 (cmpeqdi): Fix comment.
7150 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7152 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7153 (sh_legitimate_address_p): Likewise.
7154 * config/sh/sh.c (sh_legitimate_index_p): New.
7155 (sh_legitimate_address_p): Likewise.
7156 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7157 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7158 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7159 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7160 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7161 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7162 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7163 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7164 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7166 2009-05-12 Jan Hubicka <jh@suse.cz>
7168 * tree-inline.c (estimate_operator_cost): Add operands;
7169 when division happens by constant, it is cheap.
7170 (estimate_num_insns): Loads and stores are not having cost of 0;
7171 EH magic stuff is cheap; when computing runtime cost of switch,
7172 use log2 base of amount of its cases; builtin_expect has cost of 0;
7173 compute cost for moving return value of call.
7174 (init_inline_once): Initialize time_based flags.
7175 * tree-inline.h (eni_weights_d): Add time_based flag.
7177 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7179 * df-core.c: Update head documentation.
7181 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7184 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7185 shadowing exisiting variable op1.
7187 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7190 * config/i386/driver-i386.c (processor_signatures): New enum.
7191 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7192 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7193 processor signature to detect geode processor.
7195 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7199 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7201 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7202 causes spurious differences between trunk and cond-optab branch.
7204 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7206 * dojump.c (compare_from_rtx): Delete.
7207 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7208 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7209 if the comparison does not satisfy the predicate; test predicates for
7210 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7211 further if one existing pattern fails.
7212 * expr.h (compare_from_rtx): Delete.
7213 (prepare_operand): Declare it.
7214 * optabs.c: Change "lib call" to "libcall" throughout.
7215 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7216 HAVE_conditional_trap, emit_cmp_insn): Delete.
7217 (can_compare_p): Delete cmp_optab case.
7218 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7219 Accept other parameters by value.
7220 (prepare_operand): Make non-static.
7221 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7222 other parameters by value. Try to widen operands here based on
7223 an optab_methods argument and looking at cbranch_optab.
7224 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7225 loop. Use cbranch_optab directly.
7226 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7227 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7229 (emit_conditional_move, emit_conditional_add): Inline what's needed
7230 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7231 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7232 with COMPARE. Move cmov_optab and cstore_optab above
7233 with cbranch_optab, move cmp_optab down with ucmp_optab,
7234 remove tst_otpab. Do not initialize trap_rtx.
7235 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7236 for trap code. Do not check HAVE_conditional_trap. Use
7237 prepare_cmp_insn. Accept no predicate for operand 3.
7238 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7239 (OTI_ctrap, ctrap_optab): New.
7240 (tst_optab): Delete.
7241 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7242 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7243 with lookup of ctrap_optab.
7244 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7248 * combine.c (combine_simplify_rtx, simplify_set): Do not
7249 special case comparing against zero for cc0 machines.
7250 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7251 COMPARE on cc0 machines.
7252 (simplify_relational_operation): Return a new expression when
7253 a COMPARE could be removed.
7254 * final.c (final_scan_insn): Compare cc_status values
7255 against LHS of a (compare FOO (const_int 0)) cc0 source.
7256 Also check if cc_status.value is the full compare.
7258 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7259 (cstoreMM4): Document.
7260 (conditional_trap): Document ctrapMM4 instead.
7261 (sync_compare_and_swapMM): Refer to cbranchcc4.
7262 (Dependent Patterns): Eliminate obsolete information referring to
7263 the old jump optimization phase.
7264 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7265 of compares with 0 on cc0 machines.
7266 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7267 avoiding references to cc0. Remove text about storing operands
7269 * doc/tm.texi (Condition Codes): Include blurb on different
7270 condition code representations, separate into subsections for
7271 CC0, MODE_CC and conditional execution.
7273 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7274 alpha_emit_setcc): Accept operands and a machine mode.
7275 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7276 Get code/op0/op1 from operands, use machine mode argument
7277 instead of alpha_compare.fp_p. Emit the branch here.
7278 (alpha_emit_setcc): Likewise, and return boolean.
7279 (alpha_emit_conditional_move): Likewise. Assert that
7280 cmp_op_mode == cmp_mode, and simplify accordingly.
7281 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7282 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7283 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7285 (stack probe test): Use cbranchdi4.
7286 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7288 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7289 * config/arc/arc.h (movsicc, movsfcc): Use it.
7290 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7291 (cbranchsi4, cstoresi4): New.
7292 (cmpsi, bCC and sCC expanders): Remove.
7294 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7295 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7296 * config/arm/predicates.md (arm_comparison_operator): Only include
7297 floating-point operators if there is a hardware floating-point unit.
7298 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7299 deferring to cbranch_cc and cstore_cc respectively.
7300 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7301 cbranch_cc, cstore_cc): New.
7302 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7304 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7306 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7307 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7309 (adjust_insn_length): Adjust calls.
7310 (avr_reorg): Handle (compare (foo) (const_int 0)).
7311 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7312 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7313 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7314 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7316 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7317 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7319 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7320 (cbranchsi4, cstorebi4, cstoresi4): New.
7321 (movbisi): This insn is duplicate, split it to zero_extend.
7322 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7323 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7324 (bfin_optimize_loop): Use cbranch expander.
7325 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7326 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7327 (bfin_bimode_comparison_operator): ... this.
7328 (bfin_direct_comparison_operator): New.
7330 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7331 inside (compare FOO (const_int 0)).
7332 (cris_rtx_costs): Handle ZERO_EXTRACT.
7333 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7334 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7335 (*tstdi_v32): Delete.
7336 (*cmpdi_non_v32): Add M alternative for operand 1.
7337 (cmpsi, cmp<mode>): Make private.
7338 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7340 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7342 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7343 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7344 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7345 (cc_reg_operand): New.
7347 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7348 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7349 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7350 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7351 crx_expand_scond): Delete.
7353 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7355 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7356 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7358 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7359 cstoresi4, cstoresf4, cstoredf4): New.
7360 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7361 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7362 Receive the entire operands array.
7363 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7364 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7365 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7366 Get test/op0/op1 from the operands array.
7367 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7369 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7370 (h8300_expand_store): New.
7371 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7373 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7374 (h8300_expand_store): New.
7375 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7376 or do not try to produce (set (cc0) REG).
7377 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7378 change a compare into a move to a scratch register. Disable some
7379 peepholes when comparing with zero.
7380 (tstsi, tsthi, tstsi, cmpqi): Make private.
7383 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7386 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7387 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7388 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7389 (ix86_emit_i387_log1p): Use cbranchxf2.
7390 (ix86_expand_setcc): Return void.
7391 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7392 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7393 cmp<MODEF>, cmpcc): Remove.
7394 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7395 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7396 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7397 (sCC and bCC expanders): Remove.
7398 (stack_protect_test): Use cbranchcc4.
7400 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7402 (ia64_expand_compare): Accept three rtx by reference and return void.
7403 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7404 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7405 from *expr. Update *expr with the BImode comparison to do.
7406 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7407 cmptf, bCC, sCC, conditional_trap): Delete.
7408 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7409 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7410 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7411 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7412 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7414 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7415 type of last argument.
7416 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7417 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7418 use machine mode argument instead of branch_type. Remove dead
7419 code for floating-point comparisons.
7420 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7421 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7423 (cbranchsi4, cstoresi4): New.
7424 * config/iq2000/predicates.md (reg_or_const_operand): New.
7426 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7427 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7428 (b<code>_op): Rewrite to...
7429 (bcc_op): ... this, using match_operator.
7430 (s<code>_op): Rewrite to...
7431 (scc_op): ... this, using match_operator.
7432 (s<code>_24_op): Rewrite to...
7433 (scc_op_24): ... this, using match_operator.
7434 (s<code>_<mode>): Rewrite to...
7435 (cstore<mode>4): ... this, using match_operator.
7436 (s<code>_<mode>_24): Rewrite to...
7437 (cstore<mode>4_24): ... this, using match_operator.
7438 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7439 m32c_unpend_compare, m32c_expand_scc): Delete.
7440 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7441 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7442 (m32c_expand_movcc): Change NE to EQ if necessary.
7443 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7445 * config/m32r/m32r-protos.h (gen_cond_store): New.
7446 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7447 (gen_cond_store): New, from sCC patterns.
7448 (m32r_expand_block_move): Use cbranchsi4.
7449 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7450 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7451 (cbranchsi4, cstoresi4): New.
7453 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7455 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7456 (m68hc11_notice_update_cc): Look into a compare with 0.
7457 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7459 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7460 cmphi, cmpqi, bCC): Delete.
7461 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7462 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7463 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7466 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7467 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7468 * config/m68k/constraints.md (H): New.
7469 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7470 the define_insn below.
7471 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7472 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7473 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7474 patterns): Wrap RHS with COMPARE.
7475 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7476 (*cmpdi_internal): Name this pattern.
7477 (cmpdi): Change to define_insn.
7478 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7479 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7480 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7482 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7483 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7484 (conditional_trap): Change to...
7485 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7486 (*conditional_trap): Use the ordered_comparison_operator and
7487 const1_operand predicates.
7488 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7489 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7490 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7491 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7493 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7494 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7495 (mcore_gen_compare): New.
7496 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7497 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7498 (mcore_gen_compare): ... this.
7499 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7500 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7501 (stack probe pattern): Use cbranchsi4.
7503 * config/mips/predicates.md (mips_cstore_operator): New.
7504 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7505 * config/mips/mips.md (any_cond): Delete.
7506 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7508 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7509 fixuns_truncsfdi2): Use cbranch patterns.
7510 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7511 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7512 Adjust call to mips_expand_conditional_branch.
7513 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7515 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7516 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7517 * config/mips/mips.c (cmp_operands): Delete.
7518 (mips_emit_compare): Get comparison operands from *op0/*op1.
7519 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7520 that it succeeds. Use op0/op1 instead of cmp_operands.
7521 (mips_expand_conditional_branch, mips_expand_conditional_move,
7522 mips_expand_conditional_trap): Likewise.
7523 (mips_block_move_loop): Use cbranch patterns.
7524 * config/mips/mips.h (cmp_operands): Delete.
7526 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7527 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7528 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7529 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7530 (*cmpcc_folded): Rename to...
7531 (*cmpdi_folded): this.
7532 (*cmpcc): Rename to...
7534 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7537 (cbranchdf4): New. Handle invalid comparisons here.
7538 * config/mmix/predicates.md (float_comparison_operator): New.
7540 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7541 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7542 * config/mn10300/mn10300.md (tst): Delete.
7543 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7544 Name these patterns and wrap RHS in a compare.
7545 (*cmpsi): Make this pattern private. Include tst.
7546 (*cmpsf): Make this pattern private.
7547 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7548 (compare with zero peepholes): Likewise.
7550 (cbranchsi4, cbranchsf4): New.
7551 (casesi): Use cbranchsi4.
7553 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7554 hppa_branch_type): Delete.
7555 (return_addr_rtx): Use cbranchsi4.
7556 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7557 Emit CCFPmode comparison here.
7558 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7559 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7560 hppa_branch_type): Delete.
7561 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7562 (movsicc, movdicc): Remove references to hppa_compare_op0,
7563 hppa_compare_op1 and compare_from_rtx.
7564 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7565 (casesi): Use cbranchsi4.
7567 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7568 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7569 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7570 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7571 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7573 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7574 (*branch, *branch_inverted): New.
7576 * config/picochip/picochip.md (cbranchhi4): Use
7577 ordered_comparison_operator.
7578 (cmphi, bCC): Remove.
7580 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7581 (trap_comparison_operator): Delete.
7582 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7583 rs6000_emit_cbranch): Accept mode and operands.
7584 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7585 rs6000_compare_fp_p): Delete.
7586 (rs6000_generate_compare): Accept mode and comparison. Extract code
7587 and op0/op1 from there. Replace references to rs6000_compare_op0
7588 and rs6000_compare_op1.
7589 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7590 extract result from passed operands.
7591 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7592 extract loc from passed operands.
7593 (rs6000_emit_cmove): Likewise.
7594 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7595 rs6000_compare_fp_p): Delete.
7596 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7597 (cbranch<GPR>4, cbranch<FP>4): New.
7598 (cstore<mode>4): New. Consolidate here all choices about when to use
7599 portable or specialized sCC sequences.
7600 (stack_protect_test): Use cbranchsi4.
7601 (conditional_trap): Replace with ctrap<GPR>4.
7602 (conditional trap insn): Replace trap_comparison_operator with
7603 ordered_comparison_operator.
7605 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7606 (s390_emit_prologue): Use ctrap.
7607 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7608 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7609 New predicates replacing...
7610 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7611 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7612 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7613 (add<mode>cc): Do not use s390_compare_op0/op1.
7614 (s<code>): Change to...
7615 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7617 (cstorecc4): ... this. Handle EQ or NE equally.
7618 (*sne): Un-privatize for use in cstorecc4.
7619 (b<code>): Change to...
7620 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7621 (conditional_trap): Replace with...
7622 (ctrap<GPR>4, ctrap<FP>4): ... these.
7623 (stack_protect): Use cbranchcc4.
7625 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7626 * config/score/score-protos.h (score_gen_cmp): Delete.
7627 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7628 (score_block_move-loop): Use cbranchsi4.
7629 * config/score/score.md (cbranchsi4): New.
7630 (cmpsi, bCC): Delete.
7631 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7632 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7633 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7634 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7635 * config/score/score3.h (score3_gen_cmp): Delete.
7636 * config/score/score7.h (score7_gen_cmp): Delete.
7638 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7639 (sh_emit_scc_to_t): ... this. Return void.
7640 (from_compare): Rename to...
7641 (sh_emit_compare_and_branch): ... this.
7642 (sh_emit_compare_and_set): New.
7643 (sh_expand_t_scc): Accept operands.
7644 * config/sh/predicates.md (sh_float_comparison_operator): New.
7645 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7646 (prepare_scc_operands): Rename to...
7647 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7649 (sh_emit_cheap_store_flag): New.
7650 (sh_emit_set_t_insn): New.
7651 (from_compare): Rename to...
7652 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7653 handling of TARGET_SH2E floating point to avoid recursive call.
7654 Generate branch here.
7655 (sh_emit_compare_and_set): New.
7656 (sh_expand_t_scc): Get op0/op1 from arguments.
7657 (sh_emit_cheap_store_flag): New.
7658 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7660 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7661 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7662 (movsicc, movdicc): Do nothing when it recreated operands from
7663 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7664 prepare_scc_operands (now sh_emit_scc_to_t).
7665 (udivdi3): Use cstoresi4.
7666 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7667 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7668 (cbranchint4_media, cbranchfp4_media): New.
7669 (casesi): Use cbranchdi4.
7670 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7672 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7673 (movnegt): Remove second operand.
7674 (cbranchsf4, cbranchdf4): New.
7675 (stack_protect): Use cbranchdi4/cbranchsi4.
7677 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7678 (gen_compare_reg): Accept comparison, extract part of it to...
7679 (gen_compare_reg_1): ... this.
7680 (gen_compare_operator): Delete.
7681 (gen_v9_scc): Accept separate destination, comparison code and arms.
7682 Do not use sparc_compare_op0/sparc_compare_op1.
7683 (emit_scc_insn, emit_conditional_branch_insn): New.
7684 (emit_v9_brxx): Make static. Remove useless assertion.
7685 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7687 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7688 * config/sparc/sparc-protos.h (gen_compare_reg,
7689 sparc_emit_float_lib_cmp): Adjust prototype.
7690 (emit_scc_insn, emit_conditional_branch_insn): New.
7691 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7692 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7693 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7694 iterators to the top.
7695 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7696 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7697 snedi_special_trunc): Delete.
7698 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7699 and snedi_special_trunc.
7700 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7701 cbranchdi4, cbranch<F:mode>4): New.
7702 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7703 here. Use gen_compare_reg instead of gen_compare_operator.
7704 (conditional_trap): Replace with...
7705 (ctrapsi4, ctrapdi4): ... this.
7706 (stack_protect_test): Use cbranchcc4.
7708 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7710 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7711 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7712 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7713 from operands[0] or operands[3] depending on is_set.
7714 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7715 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7716 cmpdf, bCC), sCC: Remove.
7717 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7718 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7720 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7721 spu_emit_branch_or_set.
7723 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7725 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7726 xstormy16_compare_op1): Delete.
7727 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7728 xstormy16_compare_op1): Delete.
7729 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7731 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7732 (cmphi, cmpsi, bCC): Remove.
7734 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7735 (*cmpsi): ... this one.
7736 (cbranchsi4, cstoresi4): New.
7737 (bCC expanders): Delete.
7738 (sCC insns): Fold into...
7739 (*setcc): ... this one.
7740 (casesi): Do not use gen_cmpsi and gen_bgtu.
7741 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7742 (movsicc): Simplify.
7743 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7745 * config/vax/vax-protos.h (cond_name): New.
7746 (vax_output_conditional_branch): Remove.
7747 * config/vax/vax.c (cond_name): New.
7748 (vax_output_conditional_branch): Remove.
7749 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7750 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7751 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7752 (bit<VAXint>): Wrap source with (compare).
7753 (b<code> and following unnamed pattern): Rename to *branch and
7754 *branch_reversed. Change macroization to match_operator.
7755 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7757 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7758 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7759 Change last argument to machine_mode.
7760 (xtensa_expand_scc): Add machine_mode argument.
7761 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7762 (gen_conditional_move, xtensa_expand_conditional_branch,
7763 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7764 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7765 Adjust operand numbers.
7766 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7768 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7769 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7770 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7772 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7774 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7775 causes spurious differences between trunk and cond-optab branch.
7777 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7780 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7782 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7784 * tree.c (iterative_hash_pointer): Delete.
7785 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7786 Hash UIDs and versions of SSA names. Don't special-case built-in
7787 function declarations.
7789 2009-05-11 Ian Lance Taylor <iant@google.com>
7792 * graphite.c: Force -Wc++-compat to only be a warning before
7793 #including "cloog/cloog.h".
7795 2009-05-11 Martin Jambor <mjambor@suse.cz>
7797 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7799 2009-05-11 Jan Hubicka <jh@suse.cz>
7801 * tree-ssa-loop-ivcanon.c: Include target.h
7802 (struct loop_size): new structure.
7803 (constant_after_peeling): New predicate.
7804 (tree_estimate_loop_size): New function.
7805 (estimated_unrolled_size): Rewrite for new estimates.
7806 (try_unroll_loop_completely): Use new estimates.
7807 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7809 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7811 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7812 libcpp interface change.
7813 (spu_macro_to_expand): Likewise.
7815 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7817 PR tree-optimization/40026
7818 * gimplify.c (gimplify_init_constructor): Change initial conditional
7819 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7820 optimize_compound_literals_in_ctor.
7822 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7824 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7826 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7828 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7830 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7831 HOST_WIDE_INT for gap.
7833 2009-05-11 Ira Rosen <irar@il.ibm.com>
7835 PR tree-optimization/40074
7836 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7837 account in group size and step comparison.
7839 2009-05-11 Richard Guenther <rguenther@suse.de>
7841 * passes.c (init_optimization_passes): Strip now incorrect comment.
7842 (execute_function_todo): Do not set PROP_alias.
7843 * tree-pass.h (PROP_alias): Remove.
7844 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7845 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7846 * tree-nrv.c (pass_return_slot): Likewise.
7847 * tree-object-size.c (pass_object_sizes): Likewise.
7848 * tree-ssa-dom.c (pass_dominator): Likewise.
7849 (pass_phi_only_cprop): Likewise.
7850 * tree-ssa-dse.c (pass_dse): Likewise.
7851 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7852 (pass_cselim): Likewise.
7853 * tree-ssa-pre.c (pass_pre): Likewise.
7854 (pass_fre): Likewise.
7855 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7856 * tree-ssa-sink.c (pass_sink_code): Likewise.
7857 * tree-stdarg.c (pass_stdarg): Likewise.
7858 * tree-tailcall.c (pass_tail_calls): Likewise.
7859 * tree-vrp.c (pass_vrp): Likewise.
7861 2009-05-10 Ian Lance Taylor <iant@google.com>
7863 * basic-block.h (enum profile_status): Break out of struct
7865 * cgraph.h (struct inline_summary): Break out of struct
7867 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7868 of struct cgraph_order_sort.
7869 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7870 * cse.c (struct branch_path): Break out of struct
7871 cse_basic_block_data.
7872 * except.h (enum eh_region_type): Break out of struct eh_region.
7873 * gcc.c (enum add_del): Break out of struct modify_target.
7874 * genrecog.c (enum decision_type): Break out of struct decision_test.
7875 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7877 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7878 * regmove.c (enum match_use): New enum, broken out of struct match.
7879 * sched-int.h (enum post_call_group): New enum, broken out of
7881 (struct deps_reg): Break out of struct deps.
7882 * target.h (struct asm_int_op): Break out of struct gcc_target.
7883 * tree-eh.c (struct goto_queue_node): Break out of struct
7885 * tree-inline.h (enum copy_body_cge_which): Break out of
7887 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7889 * c-decl.c (in_struct, struct_types): New static variables.
7890 (pushtag): Add loc parameter. Change all callers.
7891 (lookup_tag): Add ploc parameter. Change all callers.
7892 (check_compound_literal_type): New function.
7893 (parser_xref_tag): Add loc parameter. Change all callers. If
7894 -Wc++-compat, warn about struct/union/enum types defined within a
7896 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7897 and loc parameters. Change all callers. Change error calls to
7898 error_at, using loc. For a redefinition, if the location of the
7899 original definition is known, report it. Set in_struct and
7900 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7901 (finish_struct): Add new parameters enclosing_in_struct and
7902 enclosing_struct_types. Change all callers. Set
7903 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7904 in the struct. If in a struct, add this struct to struct_types.
7905 (start_enum): Add loc parameter. Change all callers. Use
7906 error_at for errors, using loc. For a redefinition, if the
7907 location of the original definition is known, report it. If in a
7908 struct, add this enum type to struct_types. If -Wc++-compat warn
7909 if in sizeof, typeof, or alignof.
7910 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7911 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7912 (c_parser_enum_specifier): Get enum location for start_enum.
7913 (c_parser_struct_or_union_specifier): Get struct location for
7914 start_struct. Save in_struct and struct_types status between
7915 start_struct and finish_struct.
7916 (c_parser_cast_expression): Get location of cast.
7917 (c_parser_alignof_expression): Get location of type.
7918 (c_parser_postfix_expression): Likewise.
7919 (c_parser_postfix_expression_after_paren_type): Add type_loc
7920 parameter. Change all callers. Call check_compound_literal_type.
7921 Use type_loc for error about variable size type.
7922 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7923 of an enum constant from an enum type defined in a struct or union.
7924 (c_cast_expr): Add loc parameter. Change all callers. If
7925 -Wc++-compat, warn about defining a type in a cast.
7926 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7927 (start_enum, start_struct, finish_struct): Update declarations.
7928 (parser_xref_tag, c_cast_expr): Update declarations.
7929 (check_compound_literal_type): Declare.
7931 2009-05-11 Ben Elliston <bje@au.ibm.com>
7933 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7934 for recent libcpp interface change.
7935 (rs6000_macro_to_expand): Likewise.
7937 2009-05-10 Michael Matz <matz@suse.de>
7940 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7941 not at entry of function.
7943 2009-05-10 Richard Guenther <rguenther@suse.de>
7945 PR tree-optimization/40081
7947 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7948 using the main variant of the element type. Do not fiddle with
7949 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7951 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7952 structs with volatile fields.
7954 2009-05-10 Jan Hubicka <jh@suse.cz>
7956 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7957 (estimate_move_cost): Assert that it does not get called for
7959 (estimate_num_insns): Skip VOID types in argument handling.
7960 (optimize_inline_calls): Delete unreachable blocks and verify that
7963 2009-05-10 Jan Hubicka <jh@suse.cz>
7965 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7966 * cgraph.c (cgraph_mark_address_taken_node): New function.
7967 (dump_cgraph_node): Dump new flag.
7968 * cgraph.h (struct cgraph_node): Add address_taken.
7969 (cgraph_mark_address_taken_node): New function.
7970 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7971 since new direct calls can be born.
7973 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7975 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7978 2009-05-10 Jan Hubicka <jh@suse.cz>
7981 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7983 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7984 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7985 * tree-inline.c (copy_bb): Set frequency correctly.
7986 (fold_marked_statements): Update call to
7987 cgraph_update_edges_for_call_stmt.
7989 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7991 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7992 identifiers in diagnostics.
7993 * config/arm/arm.c (arm_handle_fndecl_attribute,
7994 arm_handle_isr_attribute): Likewise.
7995 * config/avr/avr.c (avr_handle_progmem_attribute,
7996 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7997 * config/bfin/bfin.c (handle_int_attribute,
7998 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7999 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8000 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8002 * config/darwin.c (darwin_handle_kext_attribute,
8003 darwin_handle_weak_import_attribute): Likewise.
8004 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8005 h8300_handle_eightbit_data_attribute,
8006 h8300_handle_tiny_data_attribute): Likewise.
8007 * config/i386/i386.c (ix86_handle_cconv_attribute,
8008 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8009 * config/i386/winnt.c (ix86_handle_shared_attribute,
8010 ix86_handle_selectany_attribute): Likewise.
8011 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8012 * config/m32c/m32c.c (function_vector_handler): Likewise.
8013 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8014 m68hc11_handle_fntype_attribute): Likewise.
8015 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8016 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8017 * config/mips/mips.c (mips_insert_attributes,
8018 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8019 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8020 rs6000_handle_struct_attribute): Likewise.
8021 * config/sh/sh.c (sh_insert_attributes,
8022 sh_handle_resbank_handler_attribute,
8023 sh_handle_interrupt_handler_attribute,
8024 sh2a_handle_function_vector_handler_attribute,
8025 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8027 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8028 * config/spu/spu.c (spu_handle_fndecl_attribute,
8029 spu_handle_vector_attribute): Likewise.
8030 * config/stormy16/stormy16.c
8031 (xstormy16_handle_interrupt_attribute): Likewise.
8032 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8033 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8035 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8037 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8038 (pp_translate_identifiers): New.
8039 (pp_identifier): Only conditionally translate identifier to locale
8041 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8042 (pp_base_tree_identifier): Only conditionally translate identifier
8043 to locale character set.
8044 * c-pretty-print.c (M_): Define.
8045 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8046 fragments for conditional translation with M_.
8047 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8048 identifier translation.
8050 2009-05-10 Richard Guenther <rguenther@suse.de>
8052 PR tree-optimization/40081
8053 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8054 using the main variant of the element type. Do not fiddle with
8055 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8057 2009-05-09 Jan Hubicka <jh@suse.cz>
8060 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8061 indirect calls; verify cgraph afterwards.
8063 2009-05-09 Jan Hubicka <jh@suse.cz>
8066 * ipa.c (update_inlined_to_pointer): New function.
8067 (cgraph_remove_unreachable_nodes): Use it.
8069 2009-05-09 Jan Hubicka <jh@suse.cz>
8071 * tree-eh.c (struct leh_state): Remove prev_try.
8072 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8074 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8075 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8076 remove_eh_handler_and_replace, foreach_reachable_handler,
8077 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8078 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8079 (gen_eh_region_cleanup): Update prototype.
8081 2009-05-09 Jan Hubicka <jh@suse.cz>
8084 * except.c (copy_eh_region): Always set prev_try.
8085 (redirect_eh_edge_to_label): Find outer try.
8086 (foreach_reachable_handler): When looking for prev try
8087 handle case where previous try is not going to be taken.
8089 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8091 PR tree-optimization/40049
8092 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8093 only vector/vector shifts, convert the type of the constant to the
8094 appropriate type to avoid building incorrect trees, which
8095 eventually have problems with garbage collection.
8097 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8099 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8100 -1 for complex floating-point types if honoring signed zeros.
8102 2009-05-08 Jan Hubicka <jh@suse.cz>
8104 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8105 argument; handle correctly when profile is absent.
8106 (build_cgraph_edges): Update.
8107 (rebuild_cgraph_edges): Update.
8108 * cgraph.c: Do not include varray.h.
8109 (cgraph_set_call_stmt_including_clones): New function.
8110 (cgraph_create_edge_including_clones): Likewise
8111 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8112 (cgraph_update_edges_for_call_stmt): Handle clones.
8113 (cgraph_remove_node): Handle clone tree.
8114 (cgraph_remove_node_and_inline_clones): New function.
8115 (dump_cgraph_node): Dump clone tree.
8116 (cgraph_clone_node): Handle clone tree.
8117 (clone_function_name): Bring here from tree-inline.c.
8118 (cgraph_create_virtual_clone): New function.
8119 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8120 (cgraph_clone_info): New function.
8121 (strut cgraph_node): Add clone_info and new clone tree pointers.
8122 (cgraph_remove_node_and_inline_clones,
8123 cgraph_set_call_stmt_including_clones,
8124 cgraph_create_edge_including_clones,
8125 cgraph_create_virtual_clone): Declare.
8126 (cgraph_function_versioning): Use VEC argument.
8127 (compute_call_stmt_bb_frequency): Update prototype.
8128 (cgraph_materialize_all_clones): New function.
8129 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8130 (ipcp_create_replace_map): Update to VECtors.
8131 (ipcp_update_callgraph): Use virtual clones.
8132 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8133 (ipcp_update_profiling): Do not update local profiling.
8134 (ipcp_insert_stage): Use VECtors and virtual clones.
8135 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8136 (clone_of_p): New function.
8137 (cgraph_preserve_function_body_p): Use clone tree.
8138 (cgraph_optimize): Materialize clones.
8139 (cgraph_function_versioning): Update for VECtors.
8140 (save_inline_function_body): Use clone tree.
8141 (cgraph_materialize_clone): New function.
8142 (cgraph_materialize_all_clones): Likewise.
8143 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8144 * ipa.c: Include gimple.h.
8145 (cgraph_remove_unreachable_nodes): Use clone tree.
8146 * ipa-prop.c (ipa_note_param_call): Update call to
8147 compute_call_stmt_bb_frequencycall.
8148 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8149 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8150 (copy_bb): Handle updating of clone tree; add new edge when new call
8152 (expand_call_inline): Be strict about every call having edge.
8153 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8154 (delete_unreachable_blocks_update_callgraph): New function.
8155 (tree_function_versioning): Use VECtors; always remove unreachable
8156 blocks and fold conditionals.
8157 * tree-inline.h: Do not include varray.h.
8158 (tree_function_versioning): Remove.
8159 * Makefile.in (GTFILES): Remove tree-inline.c
8160 * passes.c (do_per_function): Do only functions having body.
8161 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8164 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8165 Andrew Morrow <acm@google.com>
8168 * c-common.c (c_common_attribute_table): Permit deprecated
8169 attribute to take an optional argument.
8170 (handle_deprecated_attribute): If the optional argument to
8171 __attribute__((deprecated)) is not a string ignore the attribute
8174 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8175 * c-typeck.c (build_component_ref): Likewise.
8176 (build_external_ref): Likewise.
8178 * toplev.c (warn_deprecated_use): Add an attribute argument.
8179 Emit the message associated with __attribute__((deprecated)).
8181 * toplev.h (warn_deprecated_use): Updated.
8183 * doc/extend.texi: Document new optional parameter to
8184 __attribute__((deprecated))
8186 2009-05-08 Michael Eager <eager@eagercon.com>
8188 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8189 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8191 2009-05-08 Richard Guenther <rguenther@suse.de>
8193 PR tree-optimization/40062
8194 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8195 Avoid exponential behavior.
8197 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8199 PR rtl-optimization/33928
8201 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8202 process_uses, build_single_def_use_links): New.
8203 (update_df): Update use_def_ref.
8204 (forward_propagate_into): Use get_def_for_use instead of use-def
8206 (fwprop_init): Call build_single_def_use_links and let it initialize
8208 (fwprop_done): Free use_def_ref.
8209 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8210 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8211 df_rd_simulate_one_insn): New.
8212 (df_rd_bb_local_compute_process_def): Update head comment.
8213 (df_chain_create_bb): Use the new RD simulation functions.
8214 * df.h (df_rd_simulate_artificial_defs_at_top,
8215 df_rd_simulate_one_insn): New.
8216 * opts.c (decode_options): Enable fwprop at -O1.
8217 * doc/invoke.texi (-fforward-propagate): Document this.
8219 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8222 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8223 and one complex operand specially.
8224 * tree-complex.c (some_nonzerop): Do not identify a real value as
8225 zero if flag_signed_zeros.
8227 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8229 PR rtl-optimization/33928
8230 * loop-invariant.c (record_use): Fix && vs. || mishap.
8232 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8234 PR rtl-optimization/33928
8235 * loop-invariant.c (struct use): Add addr_use_p.
8236 (struct def): Add n_addr_uses.
8237 (struct invariant): Add cheap_address.
8238 (create_new_invariant): Set cheap_address.
8239 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8240 (record_uses): Pass df_ref to record_use.
8241 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8244 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8246 * config/sh/sh.c: Do not include c-pragma.h.
8248 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8250 * config/spu/spu.c: Remove include of c-common.h.
8252 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8255 * c-common.h (mark_valid_location_for_stdc_pragma,
8256 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8257 clear_float_const_decimal64, float_const_decimal64_p): New.
8258 * c.opt (Wunsuffixed-float-constants): New.
8259 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8260 unsuffixed float constant, handle new warning.
8261 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8262 * c-decl.c (c_scope): New flag float_const_decimal64.
8263 (set_float_const_decimal64, clear_float_const_decimal64,
8264 float_const_decimal64_p): New.
8265 (push_scope): Set new flag.
8266 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8267 to use STDC pragmas.
8268 (c_parser_external_declaration): Ditto.
8269 (c_parser_compound_statement_nostart): Ditto.
8270 * c-pragma.c (valid_location_for_stdc_pragma,
8271 mark_valid_location_for_stdc_pragma,
8272 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8273 handle_pragma_float_const_decimal64): New.
8274 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8275 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8276 set_float_const_decimal64, clear_float_const_decimal64,
8277 float_const_decimal64_p): New dummy functions.
8278 * doc/extend.texi (Decimal Float): Remove statement that the
8279 pragma, and suffix for double constants, are not supported.
8280 * doc/invoke.texi (Warning Options): List new option.
8281 (-Wunsuffixed-float-constants): New.
8283 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8285 * config/i386/i386.c: Do not include c-common.h.
8287 2009-05-07 Mark Heffernan <meheff@google.com>
8289 * doc/invoke.texi (Debugging Options): Document change of debugging
8291 * opts.c (decode_options): Make dump_base_name relative to
8292 aux_base_name directory.
8294 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8296 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8297 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8299 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8301 * Makefile.in (install-plugin): Simplify a bit.
8303 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8305 * Makefile.in (OBJS-common): Add regcprop.o.
8307 * timevar.def (TV_CPROP_REGISTERS): New.
8308 * regrename.c (regrename_optimize): Return 0.
8309 (rest_of_handle_regrename): Delete.
8310 (pass_rename_registers): Point to regrename_optimize.
8311 (struct value_data_entry, struct value_data,
8312 kill_value_one_regno, kill_value_regno, kill_value,
8313 set_value_regno, init_value_data, kill_clobbered_value,
8314 kill_set_value, kill_autoinc_value, copy_value,
8315 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8316 replace_oldest_value_reg, replace_oldest_value_addr,
8317 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8318 debug_value_data, validate_value_data): Move...
8319 * regcprop.c: ... here.
8320 (rest_of_handle_cprop): Delete.
8321 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8323 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8326 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8327 GEN_INT for 1 << bitnum.
8328 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8331 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8333 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8334 Remove wrong description of "nand" operation.
8336 2009-05-06 Richard Guenther <rguenther@suse.de>
8337 Adam Nemet <anemet@caviumnetworks.com>
8339 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8340 comment. Add that if LHS is not a gimple register, then RHS1 has
8341 to be a single object (GIMPLE_SINGLE_RHS).
8343 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8345 * expr.c (get_def_for_expr): Move it up in the file.
8346 (store_field): When expanding a bit-field store, look at the
8347 defining gimple stmt for the masking conversion.
8349 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8352 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8353 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8354 32-bit memcpy into long.
8356 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8358 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8359 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8361 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8362 instead of appending DW_OP_deref*.
8364 2009-05-06 Michael Matz <matz@suse.de>
8367 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8368 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8370 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8372 * Makefile.in (install-plugin): Fix srcdir handling.
8374 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8376 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8377 when processing for not_regs_needed bitmap.
8378 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8379 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8380 handling it for rhs.
8382 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8384 * config/i386/i386.md (unnamed inc/dec peephole): Use
8385 optimize_insn_for_size_p instead of optimize_size.
8386 * config/i386/predicates.md (incdec_operand): Likewise.
8387 (aligned_operand): Likewise.
8388 * config/i386/sse.md (divv8sf3): Likewise.
8389 (sqrtv8sf2): Likewise.
8391 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8393 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8395 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8397 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8399 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8400 ssemodesuffixf2c with avxmodesuffixf2c.
8402 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8405 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8407 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8409 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8410 (struct tree_base): Adjust spacing for 8 bit boundaries.
8411 (struct tree_decl_common): Add decl_by_reference_flag bit.
8412 (DECL_BY_REFERENCE): Adjust.
8413 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8414 print DECL_BY_REFERENCE bit.
8415 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8416 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8417 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8418 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8422 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8423 range of the type, but default label is missing, add it with one
8424 of the existing labels instead of adding a new label for it.
8426 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8430 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8432 * Makefile.in (enable_plugin, plugin_includedir): New.
8433 (install): Depend on install-plugin.
8434 (PLUGIN_HEADERS): New.
8435 (install-plugin): New.
8436 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8438 2009-05-05 Richard Guenther <rguenther@suse.de>
8440 PR tree-optimization/40022
8441 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8443 (phivn_valid_p): Fix tuplification error, simplify.
8444 (phiprop_insert_phi): Add dumps.
8445 (propagate_with_phi): Simplify.
8447 2009-05-05 Richard Guenther <rguenther@suse.de>
8450 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8452 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8454 * tree.h (strip_float_extensions): Remove duplicate declaration.
8455 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8456 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8457 block_ultimate_origin): Rearrange the declarations line to match the
8458 comment that indicates the .c file which the functions are defined.
8459 (dwarf2out_*, set_decl_rtl): Add comment.
8460 (get_base_address): Adjust comment.
8461 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8462 declarations line and add comment.
8463 (is_builtin_name): Add blank after function name, for clarity.
8465 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8467 * attribs.c (decl_attributes): Use %qE for identifiers in
8469 * cgraphunit.c (verify_cgraph_node): Translate function names to
8470 locale character set in diagnostics.
8471 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8473 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8474 Document that functions are named in UTF-8.
8475 * expr.c (expand_expr_real_1): Translate function names to locale
8476 character set in diagnostics.
8477 * gimplify.c (omp_notice_variable, omp_is_private,
8478 gimplify_scan_omp_clauses): Use %qE for identifiers in
8480 * langhooks.c (lhd_print_error_function): Translate function names
8481 to locale character set.
8482 * langhooks.h (decl_printable_name): Document that return value is
8483 in internal character set.
8484 * stmt.c: Include pretty-print.h
8485 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8487 (resolve_operand_name_1): Translate named operand name to locale
8489 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8491 * toplev.c (announce_function): Translate function names to locale
8493 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8494 (default_tree_printer): Use pp_identifier or translate identifiers
8495 to locale character set. Mark "<anonymous>" for translation.
8496 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8497 for identifiers in diagnostics.
8498 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8500 * varasm.c (output_constructor): Use %qE for identifiers in
8503 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8505 * configure.ac: use ` ` instead of $()
8506 * configure: Regenerate.
8508 2009-05-05 Ben Elliston <bje@au.ibm.com>
8510 * config/pa/linux-atomic.c: Eliminate conditional include of
8511 errno.h on non-LP64 systems to simplify build requirements.
8513 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8515 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8517 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8518 and pass value to identifier_to_locale.
8519 (warn_variable_length_array): Make name a tree.
8520 (grokdeclarator): Separate diagnostic texts for named and unnamed
8521 declarators. Use %qE for named declarators.
8522 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8524 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8525 identifiers in diagnostics.
8526 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8527 identifier_to_locale. Mark "anonymous" strings for translation.
8529 2009-05-04 Michael Eager <eager@eagercon.com>
8531 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8532 address for DImode/DFmode only if double-precision FP regs.
8534 2009-05-04 Michael Eager <eager@eagercon.com>
8536 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8537 TARGET_SINGLE_FLOAT check.
8539 2009-05-04 Michael Eager <eager@eagercon.com>
8541 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8543 2009-05-04 Michael Eager <eager@eagercon.com>
8545 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8546 * config/rs6000/t-xilinx: New
8548 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8550 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8551 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8552 * gcc/explow.c (memory_address): Use target hook.
8553 * gcc/targhooks.c (default_legitimize_address): New.
8554 * gcc/targhooks.h (default_legitimize_address): New.
8555 * gcc/target.h (legitimize_address): New.
8556 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8557 (TARGET_INITIALIZER): Include it.
8558 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8560 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8561 * config/bfin/bfin.c (legitimize_address): Remove.
8562 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8563 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8565 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8566 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8568 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8569 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8570 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8571 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8572 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8573 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8574 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8575 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8576 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8577 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8578 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8579 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8580 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8581 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8582 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8583 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8584 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8585 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8586 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8587 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8588 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8589 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8590 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8592 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8593 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8594 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8595 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8596 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8597 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8598 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8599 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8600 (thumb_legitimize_address): Delete.
8601 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8602 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8603 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8604 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8605 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8606 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8608 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8611 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8612 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8613 * config/m32r/m32r.c (m32r_legitimize_address): New.
8614 * config/m68k/m68k.c (m68k_legitimize_address): New.
8615 * config/score/score.c (score_legitimize_address): Standardize.
8616 * config/score/score3.c (score3_legitimize_address): Standardize.
8617 * config/score/score3.h (score3_legitimize_address): Adjust.
8618 * config/score/score7.c (score7_legitimize_address): Standardize.
8619 * config/score/score7.h (score7_legitimize_address): Adjust.
8620 * config/sh/sh.c (sh_legitimize_address): New.
8621 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8623 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8624 (s390_legitimize_address): ... this.
8625 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8626 (sparc_legitimize_address): ... this.
8627 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8628 (ix86_legitimize_address): ... this.
8629 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8630 (avr_legitimize_address): ... this.
8631 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8632 (mn10300_legitimize_address): ... this.
8633 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8634 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8635 (alpha_expand_mov): Adjust call.
8637 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8638 * config/spu/spu.c (spu_legitimize_address): Likewise.
8639 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8640 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8642 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8644 * intl.c (locale_encoding, locale_utf8): New.
8645 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8646 * intl.h (locale_encoding, locale_utf8): Declare.
8647 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8648 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8650 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8652 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8653 (pp_base_tree_identifier): Declare as function.
8654 (identifier_to_locale): Declare.
8655 * Makefile.in (pretty-print.o): Update dependencies.
8656 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8658 2009-05-04 Richard Guenther <rguenther@suse.de>
8661 * builtins.c (fold_builtin_memory_op): Do not decay to element
8662 type if the size matches the whole array.
8664 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8666 * expmed.c (synth_mult): When trying out a shift, pass the result
8669 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8671 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8672 (shiftsub1_cost): New.
8673 (init_expmed): Compute shiftsub1_cost.
8674 (synth_mult): Optimize multiplications by constants of the form
8675 -(2^^m-1) for some constant positive integer m.
8677 2009-05-03 Richard Guenther <rguenther@suse.de>
8680 * c-typeck.c (array_to_pointer_conversion): Do not built
8681 ADDR_EXPRs of arrays of pointer-to-element type.
8682 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8683 up wrong ADDR_EXPRs after-the-fact.
8684 * c-common.c (strict_aliasing_warning): Strip pointer
8685 conversions for obtaining the original type.
8686 * builtins.c (fold_builtin_memset): Handle array types.
8687 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8690 2009-05-03 Richard Guenther <rguenther@suse.de>
8693 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8694 Do not lose casts from array types with unknown extent to array
8695 types with known extent.
8696 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8697 alias set compatibility.
8699 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8701 * flags.h (extra_warnings): Delete.
8702 * toplev.c (process_options): Handle Wuninitialized here.
8703 * opts.c (extra_warnings): Delete.
8704 (set_Wextra): Delete.
8705 (common_handle_option): -Wextra can be handled automatically.
8706 * c-opts.c (c_common_handle_option): Delete obsolete code.
8707 (c_common_post_options): Simplify comment.
8708 * common.opt (W): Add Var.
8710 (Wuninitialized): Initialize to -1.
8712 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8713 Richard Guenther <rguenther@suse.de>
8715 * expr.c (get_def_for_expr): New function.
8716 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8717 SSA rather than trees.
8718 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8719 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8721 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8723 * c-common.c (reswords): Add _Imaginary.
8724 * c-common.c (enum rid): Add RID_IMAGINARY.
8726 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8728 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8729 Patch by Richard Guenther.
8731 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8733 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8734 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8735 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8736 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8737 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8738 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8739 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8740 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8741 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8742 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8743 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8744 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8745 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8746 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8747 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8748 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8749 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8750 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8752 2009-05-02 Richard Guenther <rguenther@suse.de>
8754 PR tree-optimization/39940
8755 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8758 2009-05-02 Richard Guenther <rguenther@suse.de>
8761 * tree-ssa.c (execute_update_addresses_taken): Properly check
8762 if we can mark a variable DECL_GIMPLE_REG_P.
8763 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8764 back to the end of the function.
8765 (is_gimple_reg_type): Remove complex type special casing.
8766 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8769 2009-05-02 Ben Elliston <bje@au.ibm.com>
8771 * doc/collect2.texi (Collect2): Document search path behaviour
8772 when configured with --with-ld.
8774 2009-05-02 Jan Hubicka <jh@suse.cz>
8776 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8777 parameter; update callers.
8778 (coalesce_cost_edge): EH edges are costier because they needs
8779 splitting even if not critical and even more costier when there are
8780 multiple EH predecestors.
8782 2009-05-02 Jan Hubicka <jh@suse.cz>
8784 * except.c (remove_eh_handler_and_replace): Handle updating after
8785 removing TRY blocks.
8787 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8789 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8791 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8793 * varasm.c: Do not include c-pragma.h.
8794 * attribs.c: Do not incude c-common.h.
8796 2009-05-01 Michael Matz <matz@suse.de>
8798 * calls.c (initialize_argument_information): Handle SSA names like
8799 decls with a non MEM_P DECL_RTL.
8801 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8803 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8804 * ipa-utils.c: Likewise.
8805 * ipa-type-escape.c: Likewise.
8806 * cgraphunit.c Do not include c-common.h.
8807 * ipa-pure-const.c: Likewise.
8808 * tree-if-conv.c: Likewise.
8809 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8810 * ipa-struct-reorg.c: Likewise.
8811 * tree-nomudflap.c: Likewise.
8812 * tree-ssa-structalias.c: Likewise.
8814 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8816 * store-motion.c: Many cleanups to make this pass a first-class
8817 citizen instead of an appendix to gcse load motion. Add TODO list
8818 to make this pass faster/cleaner/better.
8820 (struct ls_expr): Post gcse.c-split cleanups.
8821 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8822 "stores" field to "avail_stores".
8823 (pre_ldst_mems): Rename to store_motion_mems.
8824 (pre_ldst_table): Rename to store_motion_mems_table.
8825 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8826 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8827 (ldst_entry): Rename to st_expr_entry, update users.
8828 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8829 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8830 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8832 (first_ls_expr): Rename to first_st_expr, update users.
8833 (next_ls_expr): Rename to next_st_expr, update users.
8834 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8835 fields properly for store motion instead of names inherited from load
8837 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8838 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8841 (ae_kill): Rename to st_kill, update users.
8842 (ae_gen): Rename to st_avloc, update users.
8843 (transp): Rename to st_transp, update users.
8844 (pre_insert_map): Rename to st_insert_map, update users.
8845 (pre_delete_map): Rename to st_delete_map, update users.
8846 (insert_store, build_store_vectors, free_store_memory,
8847 one_store_motion_pass): Update for abovementioned changes.
8849 (gcse_subst_count, gcse_create_count): Remove.
8850 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8851 and "n_stores_created", local variables.
8853 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8856 (regvec, compute_store_table_current_insn): Remove.
8857 (reg_set_info, reg_clear_last_set): Remove.
8858 (compute_store_table): Use DF caches instead of local dataflow
8861 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8863 * c-objc-common.c (c_tree_printer): Print identifiers with
8864 pp_identifier, not pp_string. Mark "({anonymous})" for
8866 * c-pretty-print.c (pp_c_ws_string): New.
8867 (pp_c_cv_qualifier, pp_c_type_specifier,
8868 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8869 pp_c_storage_class_specifier, pp_c_function_specifier,
8870 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8871 pp_c_primary_expression, pp_c_postfix_expression,
8872 pp_c_unary_expression, pp_c_shift_expression,
8873 pp_c_relational_expression, pp_c_equality_expression,
8874 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8875 use pp_string and pp_c_ws_string in place of pp_identifier and
8876 pp_c_identifier for non-identifiers. Mark English strings for
8878 * c-pretty-print.h (pp_c_ws_string): Declare.
8880 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8881 Roland McGrath <roland@redhat.com>
8883 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8884 (ENABLE_LD_BUILDID): New configuration option.
8885 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8886 (LINK_BUILDID_SPEC): New macro.
8887 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8889 * doc/install.texi: Document --enable-linker-build-id option.
8890 * configure: Rebuild.
8891 * config.in: Rebuild.
8893 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8895 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8896 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8897 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8898 MIPS_GP_SAVE_AREA_SIZE.
8899 * config/mips/mips.c (struct mips_frame_info): Update comment
8900 before arg_pointer_offset and hard_frame_pointer_offset.
8901 (mips_compute_frame_info): Update diagram before function: to
8902 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8903 indicate the position of frame_pointer_rtx with -fstack-protector and
8904 to show args_size. Don't allocate cprestore area for leaf functions
8905 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8907 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8909 2009-04-30 Michael Matz <matz@suse.de>
8911 PR tree-optimization/39955
8912 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8914 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8916 * ira.c (setup_cover_and_important_classes): Use safe macro
8917 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8919 * genpreds.c (write_tm_preds_h): Output suitable definition of
8920 REG_CLASS_FOR_CONSTRAINT.
8922 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8924 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8926 * bitmap.c (bitmap_descriptor): Likewise.
8927 * ggc-common.c (loc_descriptor): Likewise.
8928 * varray.c (varray_descriptor): Likewise.
8929 * vec.c (vec_descriptor): Likewise.
8931 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8933 * Makefile.in (dce.o): Add $(EXCEPT_H).
8934 * dce.c: Include except.h and delete redundant vector definitions.
8935 (deletable_insn_p): Return false for non-call insns that can throw
8938 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8940 * gcse.c (ae_gen): Remove.
8941 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8942 and make non-static function to make it available in store-motion.c.
8943 Update call sites with search-and-replace.
8944 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8945 extract_mentioned_regs, extract_mentioned_regs_helper,
8946 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8947 store_killed_in_insn, store_killed_after, store_killed_before,
8948 build_store_vectors, insert_insn_start_basic_block, insert-store,
8949 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8950 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8951 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8952 * store-motion.c: ...new file. Also copy data structures from gcse.c
8953 and clean up to remove parts not used by store motion.
8954 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8955 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8957 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8960 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8961 when optimizing for size.
8963 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8965 * gcse.c (gcse_constant_p): Fix typo in last change.
8967 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8969 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8971 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8973 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8975 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8977 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8978 CONST_HIGH_PART result.
8980 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8982 * config/avr/avr.c (initial_elimination_offset): Rename to
8983 avr_initial_elimination_offset.
8984 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8985 change return type to bool.
8986 (avr_can_eliminate): New function.
8987 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8988 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8989 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8990 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8991 avr_initial_elimination_offset.
8992 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8993 (avr_initial_elimination_offset): Define.
8995 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8996 Steven Bosscher <steven@gcc.gnu.org>
8998 PR rtl-optimization/39938
8999 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9000 * cfgrtl.c: Include insn-attr.h.
9001 (rest_of_pass_free_cfg): New function.
9002 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9003 * resource.c (init_resource_info): Remove call to df_analyze.
9005 2009-04-29 Richard Guenther <rguenther@suse.de>
9008 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9009 allow conversion to signed integers.
9011 2009-04-29 Richard Guenther <rguenther@suse.de>
9013 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9014 shifts of floating point vectors if the shift amount is
9015 a constant multiple of the element size.
9017 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9018 Michael Matz <matz@suse.de>
9022 * tree-outof-ssa.c (emit_partition_copy): New function.
9023 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9024 insert_part_to_rtx_on_edge): Perform the partition base var
9025 copy using emit_partition_copy.
9026 (insert_value_copy_on_edge): Convert constants to the right mode.
9027 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9028 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9030 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9032 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9033 scan backwards to try to find a constant to initialize it.
9035 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9036 insn before the loop_end instruction, don't look past labels.
9038 2009-04-29 Richard Guenther <rguenther@suse.de>
9041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9042 loose type conversions.
9043 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9044 stmts only if there are no uses of its definition.
9046 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9048 * config/bfin/bfin.h (splitting_loops): Declare.
9049 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9050 Reorder bit definitions to be ascending.
9051 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9052 * config/bfin/bfin.c (splitting_loops): New variable.
9053 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9054 (struct loop_info): Remove members INIT and LOOP_INIT.
9055 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9056 the LSETUP sequence. Allow LC to be loaded from any register, but
9057 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9058 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9060 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9061 of reload_completed.
9064 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9066 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9068 * Makefile.in (PLUGIN_VERSION_H): New.
9069 (OBJS-common): Remove plugin-version.o.
9070 (plugin.o): Depend on (PLUGIN_VERSION_H).
9071 (plugin-version.o): Remove.
9072 * configure: Regenerate
9073 * configure.ac: Create plugin-version.h.
9074 * gcc-plugin.h (plugin_gcc_version): Remove.
9075 (plugin_default_version_check): Change signature.
9076 * plugin-version.c: Remove.
9077 * plugin.c: Include plugin-version.h.
9078 (str_plugin_gcc_version_name): Remove.
9079 (try_init_one_plugin): Pass gcc version to plugin_init.
9080 (plugin_default_version_check): Both gcc and plugin versions are now
9083 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9085 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9086 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9087 Remove special case testing for last insn of inner loops. Don't fail
9088 if the loop ends with a jump, emit an extra nop instead.
9090 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9091 DREGS rather than comparing directly. Remove code that tries to
9092 account for latencies.
9094 2009-04-29 Richard Guenther <rguenther@suse.de>
9096 PR tree-optimization/39941
9097 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9098 eliminating an indirect call.
9100 2009-04-29 Richard Guenther <rguenther@suse.de>
9102 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9103 parameter. Allow invariants as base if !require_lvalue.
9104 (verify_gimple_assign_single): Adjust.
9106 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9108 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9109 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9110 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9111 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9112 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9114 * config/bfin/bfin.c (bfin_expand_builtin,
9115 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9117 2009-04-28 Richard Guenther <rguenther@suse.de>
9119 * tree-vect-loop.c (get_initial_def_for_induction): Use
9120 correct types for pointer increment.
9122 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9124 * toplev.c (print_version): Update GMP version string calculation.
9126 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9128 PR rtl-optimization/39938
9129 * resource.c (init_resource_info): Add call to df_analyze.
9131 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9133 * config/alpha/alpha.md (usegp): Cast the result of
9134 alpha_find_lo_sum_using_gp to enum attr_usegp.
9135 * config/alpha/alpha.c (override_options): Remove end-of-structure
9136 marker element from cpu_table. Use array size of cpu_table to handle
9137 -mcpu and -mtune options.
9138 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9140 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9142 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9143 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9144 tune_32 and tune_64.
9145 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9147 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9148 * config/rs6000/option-defaults.h: ... here. New file.
9149 (OPT_64, OPT_32): Define.
9150 (MASK_64BIT): Define to 0 if not already defined.
9151 (OPT_ARCH64, OPT_ARCH32): Define.
9152 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9155 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9157 * config/arm/arm.c (arm_override_options): Emit error on using
9160 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9162 PR rtl-optimization/39914
9163 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9164 registers for allocnos created from user-defined variables only
9165 when not optimizing.
9167 2009-04-28 Richard Guenther <rguenther@suse.de>
9170 * fold-const.c (fold_binary): Use distribute_real_division only
9173 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9175 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9176 add hpux-stdint.h to tm_file.
9177 (hppa[12]*-*-hpux11*): Ditto.
9178 (ia64*-*-hpux*): Ditto.
9179 * config/hpux-stdint.h: New.
9180 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9181 __STDC_EXT__ for all compiles.
9182 * config/pa/pa-hpux.h: Ditto.
9183 * config/pa/pa-hpux10.h: Ditto.
9184 * config/pa/pa-hpux11.h: Ditto.
9186 2009-04-28 Catherine Moore <clm@codesourcery.com>
9188 * debug.h (set_name): Add comment.
9190 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9193 * config/darwin.c (machopic_gen_offset): Check
9194 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9195 * config/arm/arm.c (require_pic_register): Likewise.
9197 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9199 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9200 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9201 m32c_promote_prototypes): Delete.
9203 2009-04-28 Michael Matz <matz@suse.de>
9206 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9209 2009-04-28 Richard Guenther <rguenther@suse.de>
9211 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9213 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9215 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9216 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9217 * config/arm/arm-tune.md: Regenerate.
9219 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9221 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9222 block if there are complex incoming edges.
9223 (sel_merge_blocks): Remove useless assert.
9224 (sel_redirect_edge_and_branch): Check that edge was redirected.
9225 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9226 (sel_find_rgns): Delete declaration.
9227 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9228 the region when it is not a preheader.
9230 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9233 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9235 2009-04-28 Richard Guenther <rguenther@suse.de>
9237 * tree.h (SSA_NAME_VALUE): Remove.
9238 (struct tree_ssa_name): Remove value_handle member.
9239 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9240 array for jump threading.
9241 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9243 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9244 * tree-flow.h (threadedge_initialize_values): Declare.
9245 (threadedge_finalize_values): Likewise.
9246 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9247 (SSA_NAME_VALUE): Define.
9248 (threadedge_initialize_values): New function.
9249 (threadedge_finalize_values): Likewise.
9250 * tree-ssa-dom.c (ssa_name_values): New global variable.
9251 (SSA_NAME_VALUE): Define.
9252 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9254 2009-04-28 Ira Rosen <irar@il.ibm.com>
9256 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9257 Use REPORT_VECTORIZED_LOCATIONS instead
9258 REPORT_VECTORIZED_LOOPS.
9259 * tree-vectorizer.c (vect_verbosity_level): Make static.
9260 (vect_loop_location): Rename to vect_location.
9261 (vect_set_verbosity_level): Update comment.
9262 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9264 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9265 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9266 instead REPORT_UNVECTORIZED_LOOPS.
9267 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9268 and vect_loop_def to vect_external_def and vect_internal_def.
9269 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9270 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9271 REPORT_UNVECTORIZED_LOCATIONS.
9272 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9273 and vect_used_in_loop and to vect_unused_in_scope and
9275 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9276 (vect_verbosity_level): Remove declaration.
9277 (vect_analyze_operations): Likewise.
9278 (vect_analyze_stmt): Declare.
9279 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9280 REPORT_UNVECTORIZED_LOCATIONS.
9281 (vect_get_loop_niters): Fix indentation.
9282 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9283 (vect_analyze_loop_operations): New function.
9284 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9285 vect_analyze_operations.
9286 (vect_is_simple_reduction): Use new names.
9287 (vectorizable_live_operation, vect_transform_loop): Likewise.
9288 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9289 to specify whether the data references can be a part of interleaving
9291 (vect_analyze_data_ref_dependence): Use new names.
9292 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9293 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9294 * tree-vect-patterns.c (widened_name_p): Use new names.
9295 (vect_recog_dot_prod_pattern): Likewise.
9296 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9297 (process_use, vect_mark_stmts_to_be_vectorized,
9298 vect_model_simple_cost, vect_model_store_cost,
9299 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9300 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9301 vectorizable_operation, vectorizable_type_demotion,
9302 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9303 vectorizable_condition): Likewise.
9304 (vect_analyze_operations): Split into vect_analyze_loop_operations
9306 (vect_analyze_stmt): ... new function.
9307 (new_stmt_vec_info): Use new names.
9308 (vect_is_simple_use): Use new names and fix comment.
9309 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9310 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9312 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9315 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9316 and integer modes for x87 operands. Do not ICE for unsupported size,
9317 generate error instead. Generate error for unsupported operand types.
9318 ['z']: Do not handle HImode memory operands specially. Warning
9319 for floating-point operands. Fallthru to 'Z' for unsupported operand
9320 types. Do not ICE for unsupported size, generate error instead.
9321 (output_387_binary_op): Use %Z to output operands.
9322 (output_fp_compare): Ditto.
9323 (output_387_reg_move): Ditto.
9325 2009-04-28 Ben Elliston <bje@au.ibm.com>
9330 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9332 * builtins.c (c_strlen): Do not warn here.
9333 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9334 * c-common.c (pointer_int_sum): Take an explicit location.
9335 Warn about offsets out of bounds.
9336 * c-common.h (pointer_int_sum): Adjust declaration.
9338 2009-04-27 Ian Lance Taylor <iant@google.com>
9340 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9342 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9343 * df-core.c (df_set_flags): Change return type to int. Change
9344 type of old_flags to int.
9345 (df_clear_flags): Likewise.
9346 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9347 (df_get_conditional_uses): Likewise.
9348 * df.h (df_set_flags, df_clear_flags): Update declarations.
9349 * dwarf2out.c (struct indirect_string_node): Change type of form
9350 field to enum dwarf_form.
9351 (AT_string_form): Change return type to enum dwarf_form.
9352 * fixed-value.c (fixed_compare): Add cast to enum type.
9353 * fwprop.c (update_df): Change 0 to VOIDmode.
9354 * gensupport.c: Change 0 to UNKNOWN.
9355 * gimple.h (gimple_cond_code): Add cast to enum type.
9356 * haifa-sched.c (reemit_notes): Add cast to enum type.
9357 * hooks.c (hook_int_void_no_regs): Remove function.
9358 * hooks.h (hook_int_void_no_regs): Remove declaration.
9359 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9360 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9361 * real.c (real_arithmetic): Add cast to enum type.
9362 (real_compare): Likewise.
9363 * target.h (struct gcc_target): Change return type of
9364 branch_target_register_class to enum reg_class.
9365 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9366 default_branch_target_register_class.
9367 * targhooks.c (default_branch_target_register_class): New function.
9368 * targhooks.h (default_branch_target_register_class): Declare.
9369 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9370 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9372 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9374 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9375 vect_uninitialized_def. Change 0 to ERROR_MARK.
9376 * tree-vect-stmts.c (supportable_widening_operation): Don't
9377 initialize icode1 and icode2.
9378 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9379 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9381 (cmn_err_flag_specs): Change 0 to STD_C89.
9382 (cmn_err_char_table): Likewise.
9383 * config/arm/arm.c (get_arm_condition_code): Change type of code
9384 to enum arm_cond_code.
9385 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9386 (IWMMXT_BUILTIN2): Likewise.
9387 (neon_builtin_type_bits): Don't define typedef.
9388 (neon_builtin_datum): Change type of bits field to int.
9389 (arm_expand_neon_args): Add cast to enum type.
9390 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9392 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9394 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9396 * config/mips/mips.md (jal_macro): Return enum constant.
9397 (single_insn): Likewise.
9398 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9400 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9402 * config/s390/s390.c (s390_tune_flags): Change type to int.
9403 (s390_arch_flags): Likewise.
9404 (s390_handle_arch_option): Change flags field of struct pta to int.
9405 * config/s390/s390.h (s390_tune_flags): Update declaration.
9406 (s390_arch_flags): Likewise.
9407 * config/sh/sh.c (prepare_move_operands): Compare
9408 tls_symbolic_operand result with enum constant.
9409 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9410 (sh_expand_prologue): Add cast to enum type.
9411 (sh_expand_epilogue): Likewise.
9412 (tls_symbolic_operand): Change return type to enum tls_model.
9413 (fpscr_set_from_mem): Add cast to enum type.
9414 (legitimize_pic_address): Compare tls_symbolic_operand result with
9416 (sh_target_reg_class): Change return type to enum reg_class.
9417 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9419 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9420 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9421 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9422 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9423 (delayed_branch, tls_call_delay): Likewise.
9424 (eligible_for_sibcall_delay): Likewise.
9425 (eligible_for_return_delay): Likewise.
9426 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9427 (spu_expand_builtin_1): Likewise.
9429 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9430 for all types of conversions.
9431 (output_init_element): Issue -Wc++-compat warning if needed when
9432 initializing a bitfield with enum type.
9433 * c-parser.c (c_parser_expression): Set original_type to
9434 original_type of right hand operand of comman operator.
9436 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9438 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9440 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9441 * doc/cpp.texi (Standard Predefined Macros)
9442 (Implementation-defined behavior): Likewise.
9443 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9444 * doc/gimple.texi (GIMPLE Exception Handling)
9445 (@code{GIMPLE_ASSIGN}): Likewise.
9446 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9447 * doc/invoke.texi (Warning Options, Optimize Options)
9448 (AVR Options, Darwin Options): Likewise.
9449 (Optimize Options): Reformulate -fwhole-program description.
9450 * doc/loop.texi (Lambda): Likewise.
9451 * doc/md.texi (Output Template, Define Constraints)
9452 (Standard Names, Insn Splitting): Likewise.
9453 * doc/options.texi (Option properties): Likewise.
9454 * doc/passes.texi (Tree-SSA passes): Likewise.
9455 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9456 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9457 (File Names and DBX): Likewise.
9458 * doc/trouble.texi (Incompatibilities): Likewise.
9460 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9462 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9463 instruction is correct.
9465 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9467 Allow non-constant arguments to conversion intrinsics.
9468 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9469 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9470 * spu.c (print_operand): Handle 'v' and 'w'.
9471 (exp2_immediate_p, spu_gen_exp2): Define.
9472 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9473 spu_convtf_1): Update parameter descriptions.
9474 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9475 * constraints.md ('v', 'w'): New.
9476 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9478 (i2f, I2F): New define_mode_attr.
9479 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9480 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9481 fixuns_truncv4sfv4si2): Update to use mode attribute.
9482 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9483 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9484 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9485 patterns for combine.
9487 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9489 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9490 (cprop, hoist, pre, store_motion): New debug counters.
9491 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9492 is not an RTL pass anymore.
9493 (pass_profiling): Remove extern decl for pass removed in 2005.
9494 (pass_gcse, pass_jump_bypass): Remove.
9495 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9496 to 0 for clean state.
9497 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9498 * cse.c (gate_handle_cse_after_global_opts,
9499 rest_of_handle_cse_after_global_opts): New functions.
9500 (pass_cse_after_global_opts): New pass, does local CSE.
9501 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9502 (TV_CPROP): New timevar.
9503 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9504 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9505 (gcse_main, recompute_all_luids): Remove.
9506 (compute_hash_table_work): Call max_reg_num instead of reading
9508 (cprop_jump): Don't set run_jump_opt_after_gcse.
9509 (constprop_register): Always allow to alter jumps.
9510 (cprop_insn): Likewise.
9511 (do_local_cprop): Likewise.
9512 (local_cprop_pass): Likewise. Return non-zero if something changed.
9513 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9514 (find_implicit_sets): Add note about missed optimization opportunity.
9515 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9516 pass_rtl_cprop execute function.
9517 Don't bother tracking the pass number, each pass gets its own dumpfile
9519 Always allow to alter jumpsand bypass jumps.
9520 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9521 will just find no suitable set.
9522 (pre_edge_insert): Fix dumping, this function is for PRE only.
9523 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9524 pass_rtl_pre execute function.
9525 (hoist_code): Return non-zero if something changed. Keep track of
9526 substitutions and insertions for statistics gathering similar to PRE.
9527 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9528 called from the pass_rtl_hoist execute function. Show pass statistics.
9529 (compute_store_table): Use max_reg_num directly instead of using the
9530 formerly global max_gcse_regno.
9531 (build_store_vectors): Likewise.
9532 (replace_store_insn): Fix dumping.
9533 (store_motion): Rename to ...
9534 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9535 pass, called from the pass_rtl_store_motion execute function. Keep
9536 track of substitutions and insertions for statistics gathering similar
9538 (bypass_jumps): Remove, fold interesting bits into ...
9539 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9540 from the pass_rtl_cprop execute function.
9541 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9542 pass_jump_bypass): Remove.
9543 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9544 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9545 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9546 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9547 (gate_rtl_store_motion, execute_rtl_store_motion,
9548 pass_rtl_store_motion): New.
9549 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9550 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9551 * passes.c (init_optimization_passes): Remove pass_gcse and
9552 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9553 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9554 instead of pass_jump_bypass.
9556 2009-04-27 Richard Guenther <rguenther@suse.de>
9559 * gimplify.c (gimplify_expr): If we are required to create
9560 a temporary make sure it ends up as register.
9562 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9565 * config/i386/i386.c (construct_container): Don't call
9566 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9567 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9569 2009-04-27 Michael Matz <matz@suse.de>
9571 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9572 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9573 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9574 (dump_replaceable_exprs): Take a bitmap.
9575 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9577 (expand_gimple_basic_block): Likewise.
9578 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9579 replaceable_expressions member a bitmap.
9580 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9581 (mark_replaceable): Likewise.
9582 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9583 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9585 2009-04-27 Richard Guenther <rguenther@suse.de>
9587 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9588 (verify_stmts): Dispatch to gimple/type verification code.
9589 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9590 issue with call argument types.
9592 2009-04-27 Michael Matz <matz@suse.de>
9594 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9595 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9598 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9599 Eric Botcazou <ebotcazou@adacore.com>
9601 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9602 a label's basic block.
9603 (mark_target_live_regs): Tidy and rework obsolete comments.
9604 Change back DF problem to LIVE. If a label starts a basic block,
9605 assume that all registers that used to be live then still are.
9606 (init_resource_info): If a label starts a basic block, set its
9607 BLOCK_FOR_INSN accordingly.
9608 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9610 2009-04-27 Richard Guenther <rguenther@suse.de>
9612 * tree-flow-inline.h (function_ann): Remove.
9613 (get_function_ann): Likewise.
9614 * tree-dfa.c (create_function_ann): Remove.
9615 * tree-flow.h (struct static_var_ann_d): Remove.
9616 (struct function_ann_d): Likewise.
9617 (union tree_ann_d): Remove fdecl member.
9618 (function_ann_t): Remove.
9619 (function_ann, get_function_ann, create_function_ann): Remove
9622 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9624 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9626 2009-04-27 Jan Hubicka <jh@suse.cz>
9628 * ipa-pure-const.c (struct funct_state_d): New fields
9629 state_previously_known, looping_previously_known; remove
9630 state_set_in_source.
9631 (analyze_function): Use new fields.
9632 (propagate): Avoid assumption that state_set_in_source imply
9635 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9636 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9637 * cfgloop.h (finite_loop_p): Declare.
9639 2009-04-26 Michael Matz <matz@suse.de>
9641 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9643 2009-04-26 Michael Matz <matz@suse.de>
9645 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9646 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9647 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9648 pass_mark_used_blocks): Remove.
9649 * tree-optimize.c (pass_free_datastructures,
9650 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9651 * passes.c (init_optimization_passes): Don't call
9652 pass_mark_used_blocks, remove dead code.
9654 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9656 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9657 * tree-ssa-live.h (register_ssa_partition): Likewise.
9659 2009-04-26 Michael Matz <matz@suse.de>
9662 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9663 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9664 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9666 (compare_pairs): Swap cost comparison.
9667 (coalesce_ssa_name): Don't use change_partition_var.
9668 * tree-nrv.c (struct nrv_data): Add modified member.
9669 (finalize_nrv_r): Set it.
9670 (tree_nrv): Use it to update statements.
9671 (pass_nrv): Require PROP_ssa.
9672 * tree-mudflap.c (mf_decl_cache_locals,
9673 mf_build_check_statement_for): Use make_rename_temp.
9674 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9675 * alias.c (find_base_decl): Handle SSA names.
9676 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9677 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9678 * rtl.h (set_reg_attrs_for_parm): Declare.
9679 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9680 to "optimized", remove unused locals at finish.
9681 (execute_free_datastructures): Make global, call
9682 delete_tree_cfg_annotations.
9683 (execute_free_cfg_annotations): Don't call
9684 delete_tree_cfg_annotations.
9686 * ssaexpand.h: New file.
9687 * expr.c (toplevel): Include ssaexpand.h.
9688 (expand_assignment): Handle SSA names the same as register variables.
9689 (expand_expr_real_1): Expand SSA names.
9690 * cfgexpand.c (toplevel): Include ssaexpand.h.
9691 (SA): New global variable.
9692 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9693 (SSAVAR): New macro.
9694 (set_rtl): New helper function.
9695 (add_stack_var): Deal with SSA names, use set_rtl.
9696 (expand_one_stack_var_at): Likewise.
9697 (expand_one_stack_var): Deal with SSA names.
9698 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9699 before unique numbers.
9700 (expand_stack_vars): Use set_rtl.
9701 (expand_one_var): Accept SSA names, add asserts for them, feed them
9702 to above subroutines.
9703 (expand_used_vars): Expand all partitions (without default defs),
9704 then only the local decls (ignoring those expanded already).
9705 (expand_gimple_cond): Remove edges when jumpif() expands an
9707 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9708 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9710 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9711 members of SA; deal with PARM_DECL partitions here; expand
9712 all PHI nodes, free tree datastructures and SA. Commit instructions
9713 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9714 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9715 info and statements at start, collect garbage at finish.
9716 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9717 (VAR_ANN_PARTITION) Remove.
9718 (change_partition_var): Don't declare.
9719 (partition_to_var): Always return SSA names.
9720 (var_to_partition): Only accept SSA names.
9721 (register_ssa_partition): Only check argument.
9722 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9724 (delete_var_map): Don't free it.
9725 (var_union): Only accept SSA names, simplify.
9726 (partition_view_init): Mark only useful SSA names as used.
9727 (partition_view_fini): Only deal with SSA names.
9728 (change_partition_var): Remove.
9729 (dump_var_map): Use ssa_name instead of partition_to_var member.
9730 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9732 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9733 (struct _elim_graph): New member const_dests; nodes member vector of
9735 (set_location_for_edge): New static helper.
9736 (create_temp): Remove.
9737 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9738 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9739 (new_elim_graph): Allocate const_dests member.
9740 (clean_elim_graph): Truncate const_dests member.
9741 (delete_elim_graph): Free const_dests member.
9742 (elim_graph_size): Adapt to new type of nodes member.
9743 (elim_graph_add_node): Likewise.
9744 (eliminate_name): Likewise.
9745 (eliminate_build): Don't take basic block argument, deal only with
9746 partition numbers, not variables.
9747 (get_temp_reg): New static helper.
9748 (elim_create): Use it, deal with RTL temporaries instead of trees.
9749 (eliminate_phi): Adjust all calls to new signature.
9750 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9751 (rewrite_trees): Only do checking.
9752 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9753 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9754 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9755 contains_tree_r, MAX_STMTS_IN_LATCH,
9756 process_single_block_loop_latch, analyze_edges_for_bb,
9757 perform_edge_inserts): Remove.
9758 (expand_phi_nodes): New global function.
9759 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9760 functions, initialize new parameter, remember partitions having a
9762 (finish_out_of_ssa): New global function.
9763 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9764 don't reset in_ssa_p here, don't disable TER when mudflap.
9765 (pass_del_ssa): Remove.
9766 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9768 (execute_free_datastructures): Declare.
9769 * Makefile.in (SSAEXPAND_H): New variable.
9770 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9771 * basic-block.h (commit_one_edge_insertion): Declare.
9772 * passes.c (init_optimization_passes): Move pass_nrv and
9773 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9774 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9775 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9776 (redirect_branch_edge): Deal with super block when expanding, split
9777 out jump patching itself into ...
9778 (patch_jump_insn): ... here, new static helper.
9780 2009-04-26 Michael Matz <matz@suse.de>
9782 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9783 beyond num_ssa_names.
9784 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9785 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9787 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9790 * fwprop.c (forward_propagate_asm): New function.
9791 (forward_propagate_and_simplify): Propagate also into __asm, if it
9792 doesn't increase the number of referenced registers.
9795 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9797 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9799 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9800 note_nonlocal_vla_type for nonlocal VLAs.
9801 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9802 contains_remapped_vars, remap_vla_decls): New functions.
9803 (convert_nonlocal_reference_stmt): If not optimizing, call
9804 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9805 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9806 if it wasn't found in var_map.
9807 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9808 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9809 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9811 * gimplify.c (nonlocal_vlas): New variable.
9812 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9814 (gimplify_body): Create and destroy nonlocal_vlas.
9816 * dwarf2out.c (loc_descr_plus_const): New function.
9817 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9818 mem_loc_descriptor, loc_descriptor_from_tree_1,
9819 descr_info_loc, gen_variable_die): Use it.
9821 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9822 !TREE_STATIC VAR_DECLs.
9823 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9824 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9825 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9826 DECL_BY_REFERENCE is valid.
9827 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9828 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9829 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9830 Copy DECL_BY_REFERENCE.
9831 (struct nesting_copy_body_data): New type.
9832 (nesting_copy_decl): New function.
9833 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9834 if they have variable length.
9836 2009-04-26 Michael Matz <matz@suse.de>
9838 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9839 mark new temporaries for renaming.
9841 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9844 * c-decl.c (global_bindings_p): Return negative value.
9845 (c_variable_size): New. Based on variable_size from
9847 (grokdeclarator): Call c_variable_size not variable_size.
9849 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9851 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9853 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9855 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9856 Redefine it to just use mingw/include.
9857 (ASM_SPEC): Rules for -m32 and -m64.
9858 (LINK_SPEC): Use Likewise.
9859 (SPEC_32): New define.
9860 (SPEC_64): Likewise.
9861 (SUB_LINK_SPEC): Likewise.
9862 (MULTILIB_DEFAULTS): New define.
9863 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9864 Add multilib options.
9865 (MULTILIB_DIRNAMES): Likewise.
9866 (MULTILIB_OSDIRNAMES): Likewise.
9868 (INSTALL_LIBGCC): Likewise.
9870 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9873 * c-tree.h (enum c_inline_static_type): New.
9874 (record_inline_static): Declare.
9875 * c-decl.c (struct c_inline_static, c_inline_statics,
9876 record_inline_static, check_inline_statics): New.
9877 (pop_file_scope): Call check_inline_statics.
9878 (start_decl): Call record_inline_static instead of pedwarning
9879 directly for static in inline function.
9880 * c-typeck.c (build_external_ref): Call record_inline_static
9881 instead of pedwarning directly for static referenced in inline
9884 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9886 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9887 not new but only being rescanned.
9888 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9889 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9890 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9891 record_set_info, compute_set, grealloc): Remove.
9892 (recompute_all_luids): New function.
9893 (gcse_main): Don't compute sets, and don't do related memory
9894 allocations/free-ing. If something changed before the end of the
9895 pass, update LUIDs using recompute_all_luids.
9896 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9897 (free_gcse_mem): Don't free it either.
9898 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9899 Use the df insn LUIDs.
9900 (load_killed_in_block): Likewise.
9901 (compute_hash_table_work): Don't compute reg_set_in_block.
9902 (compute_transp): Use DF_REG_DEF_CHAINs.
9903 (local_cprop_pass): Don't use compute_sets and related functions.
9904 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9905 Use get_max_uid() instead of max_cuid.
9906 (insert_insn_end_basic_block, pre_insert_copy_insn,
9907 update_ld_motion_stores): Don't try to
9908 keep reg_set tables up to date.
9909 (pre_insert_copies): Use df insn LUIDs.
9910 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9911 (reg_set_info): Don't use extra bitmap argument.
9912 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9913 information to compute regs_set_in_block.
9914 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9915 (bypass_jumps): Don't use compute_sets and friends.
9917 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9920 * opts.c (undocumented_msg): Do not leave blank even with
9923 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9925 * c-decl.c (build_enumerator): Allow values folding to integer
9926 constants but not integer constant expressions with a pedwarn if
9929 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9932 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9933 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9934 type is an integer constant.
9936 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9939 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9942 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9945 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9946 with variably modified return type and no storage class
9947 specifiers, except for the case of nested functions. Distinguish
9948 extern declarations of functions with variably modified return
9949 types from those of objects with variably modified types.
9951 2009-04-25 Jan Hubicka <jh@suse.cz>
9953 * tree.c (list_equal_p): New function.
9954 * tree.h (list_equal_p): Declare.
9955 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9956 basic_block_def, basic_block, const_basic_block): New.
9957 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9958 (redirect_eh_edge): New function.
9959 (make_eh_edge_update_phi): EH edges are not abnormal.
9960 * except.c: Include tree-flow.h.
9961 (list_match): New function.
9962 (eh_region_replaceable_by_p): New function.
9963 (replace_region): New function.
9964 (hash_type_list): New function.
9965 (hash_eh_region): New function.
9966 (eh_regions_equal_p): New function.
9967 (merge_peers): New function.
9968 (remove_unreachable_regions): Verify EH tree when checking;
9970 (copy_eh_region_1): New function.
9971 (copy_eh_region): New function.
9972 (push_reachable_handler): New function.
9973 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9974 regions without label but with live RESX.
9975 * except.h (redirect_eh_edge_to_label): New.
9976 * tree-flow.h (redirect_eh_edge): New.
9977 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9978 basic_block_def, basic_block, const_basic_block): Remove.
9979 * Makefile.in (except.o): Add dependency on tree-flow.h
9980 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9981 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9984 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9987 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9988 on the destination of memcpy.
9990 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9992 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9993 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9994 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9996 2009-04-25 Jan Hubicka <jh@suse.cz>
9998 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9999 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10000 to be reached by different label than left.
10001 (update_eh_edges): Update comment; remove edge_to_remove if possible
10002 and return true if suceeded.
10003 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10004 (cleanup_eh): Compute sharing map.
10005 * except.c (remove_eh_handler_and_replace): Add argument if we should
10007 (remove_unreachable_regions): Update for label sharing.
10008 (label_to_region_map): Likewise.
10009 (get_next_region_sharing_label): New function.
10010 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10012 (remove_eh_handler): Update.
10013 (remove_eh_region_and_replace_by_outer_of): New function.
10014 * except.h (struct eh_region): Add next_region_sharing_label.
10015 (remove_eh_region_and_replace_by_outer_of,
10016 get_next_region_sharing_label): Declare.
10017 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10019 2009-04-25 Jan Hubicka <jh@suse.cz>
10021 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10022 insert code even if they are not critical.
10024 2009-04-25 Jan Hubicka <jh@suse.cz>
10026 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10027 (gimple_can_remove_branch_p): EH edges won't remove branch by
10029 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10030 updating of non-abnormal EH edges.
10031 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10032 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10033 (split_critical_edges): Split also edges where emitting code on them
10034 will lead to splitting later.
10036 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10037 H.J. Lu <hongjiu.lu@intel.com>
10040 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10041 the configured assembler supports fildq and fistpq mnemonics.
10042 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10043 * configure: Regenerated.
10044 * config.in: Ditto.
10046 * config/i386/i386.c (print_operand): Handle 'Z'.
10047 ['z']: Remove handling of special fild/fist suffixes.
10048 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10049 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10050 suffix of fild insn.
10051 (*floatsi<mode>2_vector_mixed): Ditto.
10052 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10053 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10054 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10055 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10056 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10058 2009-04-25 Ben Elliston <bje@au.ibm.com>
10060 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10061 the source of a set operation.
10063 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10065 * target.h (struct gcc_target): Add case_values_threshold field.
10066 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10067 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10068 * targhooks.c (default_case_values_threshold): New function.
10069 * targhooks.h (default_case_values_threshold): Declare function.
10070 * stmt.c (expand_case): Use case_values_threshold target hook.
10071 * expr.h (case_values_threshold): Remove declartation.
10072 * expr.c (case_values_threshold): Remove function.
10073 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10075 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10076 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10077 (avr_case_values_threshold): Declare as static.
10078 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10080 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10081 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10082 (mn10300_case_values_threshold): New function.
10084 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10086 * ira.c (setup_cover_and_important_classes): Add enum cast.
10088 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10090 * genpreds.c (write_enum_constraint_num): Output definition of
10091 CONSTRAINT_NUM_DEFINED_P macro.
10092 * ira.c (setup_cover_and_important_classes): Use
10093 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10095 2009-04-24 DJ Delorie <dj@redhat.com>
10097 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10098 __SH2A_SINGLE_ONLY__ also.
10100 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10102 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10103 (movdf_internal): Ditto.
10104 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10105 SFmode and DFmode constants.
10106 (ia64_print_operand): Add 'G' format for printing
10107 floating point constants.
10109 2009-04-24 Richard Guenther <rguenther@suse.de>
10111 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10112 from unsigned additions.
10114 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10116 * c-typeck.c (set_init_index): Allow array designators that are
10117 not integer constant expressions with a pedwarn if pedantic.
10119 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10121 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10122 zero if no overlap in nonzero bits between the operands.
10124 2009-04-24 Ian Lance Taylor <iant@google.com>
10126 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10127 (record_dead_and_set_regs): Likewise.
10128 * df.h (struct df_mw_hardreg): Change flags field to int.
10129 (struct df_base_ref): Likewise.
10130 (struct df): Change changeable_flags field to int.
10131 * df-scan.c (df_defs_record): Change clobber_flags to int.
10132 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10133 constants rather than #define macros.
10134 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10135 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10136 (enum dwarf_calling_convention): Likewise.
10137 (enum dwarf_line_number_x_ops): Likewise.
10138 (enum dwarf_call_frame_info): Likewise.
10139 (enum dwarf_source_language): Likewise.
10140 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10141 (add_calling_convention_attribute): Likewise.
10142 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10143 (combine_comparisons): Change compcode to int. Add cast to enum type.
10144 * genrecog.c (maybe_both_true_2): Change c to int.
10145 (write_switch): Likewise. Add cast to enum type.
10146 * gimplify.c (gimplify_omp_for): Handle return values from
10147 gimplify_expr using MIN rather than bitwise or.
10148 (gimplify_expr): Add cast to enum type.
10149 * ipa-prop.c (update_jump_functions_after_inlining): Change
10150 IPA_BOTTOM to IPA_JF_UNKNOWN.
10151 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10152 Add casts to enum type.
10153 (setup_cover_and_important_classes): Change cl to int. Add casts
10155 (setup_class_translate): Change cl and mode to int.
10156 (ira_init_once): Change mode to int.
10157 (free_register_move_costs): Likewise.
10158 (setup_prohibited_mode_move_regs): Add casts to enum type.
10159 * langhooks.c (add_builtin_function_common): Rework assertion that
10160 value fits bitfield.
10161 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10162 * omega.c (omega_do_elimination): Avoid math on enum types.
10163 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10164 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10165 int local to handle integral_argment value.
10166 * regmove.c (try_auto_increment): Change PUT_MODE to
10168 * reload.c (push_secondary_reload): Add casts to enum type.
10169 (secondary_reload_class, find_valid_class): Likewise.
10170 * reload1.c (emit_input_reload_insns): Likewise.
10171 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10172 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10173 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10175 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10176 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10178 (expand_complex_libcall): Add casts to enum type.
10179 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10180 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10181 with ERROR_MARK, not NUM_TREE_CODES.
10182 (vect_create_epilog_for_reduction): Likewise.
10183 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10184 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10185 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10187 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10188 vect_unused_in_loop. Change 0 to loop_vect.
10189 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10190 * var-tracking.c (get_init_value): Change return type to enum
10192 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10193 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10195 (arm_override_options): Add casts to enum type.
10196 (arm_emit_tls_decoration): Likewise.
10197 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10199 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10200 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10201 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10203 * config/s390/s390.c (code_for_builtin_64): Change to array of
10205 (code_for_builtin_31): Likewise.
10206 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10208 * config/sparc/sparc.c (sparc_override_options): Change value
10209 field in struct code_model to enum cmodel. In initializer change
10210 0 to NULL and add cast to enum type.
10212 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10213 Change all callers. Issue a -Wc++-compat warning using
10214 lhs_origtype if necessary.
10215 (convert_for_assignment): Issue -Wc++-compat warnings about
10216 invalid conversions to enum type on assignment.
10217 * c-common.h (build_modify_expr): Update declaration.
10219 2009-04-24 Nick Clifton <nickc@redhat.com>
10221 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10222 (function_arg_advance): Likewise.
10223 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10226 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10228 * config/s390/constraints.md ('I', 'J'): Fix condition.
10230 2009-04-24 Diego Novillo <dnovillo@google.com>
10232 * gengtype-parse.c (parse_error): Add newline after message.
10234 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10236 * config/i386/sse.md (avxmodesuffixs): Removed.
10237 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10238 (*avx_pinsr<ssevecsize>): This.
10240 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10242 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10243 follow chains of regs with a single definition, and allow expressions
10244 that are function_invariant_p.
10245 (simple_rhs_p): Allow expressions that are function_invariant_p.
10247 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10249 PR middle-end/39867
10250 * fold-const.c (fold_cond_expr_with_comparison): When folding
10251 > and >= to MAX, make sure the MAX uses the same type as the
10252 comparison's operands.
10254 2009-04-24 Nick Clifton <nickc@redhat.com>
10256 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10257 addressing for DImode accesses.
10258 (frv_print_operand_address): Handle PLUS case.
10259 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10261 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10263 PR rtl-optimization/39794
10264 * alias.c (canon_true_dependence): Add x_addr argument.
10265 * rtl.h (canon_true_dependence): Adjust prototype.
10266 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10267 * cselib.c (cselib_invalidate_mem): Likewise.
10268 * gcse.c (compute_transp): Likewise.
10269 * dse.c (scan_reads_nospill): Likewise.
10270 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10271 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10272 canon_base_addr of the group, plus optional offset.
10273 (struct group_info): Rename canon_base_mem to
10275 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10276 canon_rtx of base_mem.
10278 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10280 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10281 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10283 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10285 * config/spu/spu-builtins.h: Delete file.
10287 * config/spu/spu.h (enum spu_builtin_type): Move here from
10289 (struct spu_builtin_description): Likewise. Add GTY marker.
10290 Do not use enum spu_function_code or enum insn_code.
10291 (spu_builtins): Add extern declaration.
10293 * config/spu/spu.c: Do not include "spu-builtins.h".
10294 (enum spu_function_code, enum spu_builtin_type_index,
10295 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10296 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10297 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10298 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10299 (spu_builtin_types): Make static. Add GTY marker.
10300 (spu_builtins): Add extern declaration with GTY marker.
10301 Include "gt-spu.h".
10303 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10304 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10305 Check programmatically whether all parameters are scalar.
10307 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10309 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10311 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10312 assignment from the constructor either if the target is volatile.
10314 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10316 * config/arm/arm.md (insv): Do not share operands[0].
10318 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10320 * config/vxlib-tls.c (active_tls_threads): Delete.
10321 (delete_hook_installed): New.
10322 (tls_delete_hook): Don't delete the delete hook.
10323 (tls_destructor): Delete it here.
10324 (__gthread_set_specific): Adjust installing the delete hook.
10325 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10326 __gthread_leave_tsd_dtor_context.
10328 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10330 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10332 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10334 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10336 (alpha_rtx_costs): Ditto.
10337 (emit_unlikely_jump): Use add_reg_note.
10338 (emit_frame_store_1): Ditto.
10339 (alpha_expand_prologue): Ditto.
10340 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10341 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10343 2009-04-23 Nick Clifton <nickc@redhat.com>
10345 * config/v850/v850.md (epilogue): Remove suppressed code.
10346 (return): Rename to return_simple and remove test of frame size.
10347 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10348 to gen_return_simple.
10350 2009-04-22 Jing Yu <jingyu@google.com>
10353 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10355 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10358 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10359 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10360 value is a VECTOR_CST, the element type is the element type of the
10363 2009-04-22 DJ Delorie <dj@redhat.com>
10365 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10367 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10369 * alias.c (find_base_term): Move around LO_SUM case, so that
10370 CONST falls through into PLUS/MINUS handling.
10373 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10374 into 0, use omit_one_operand.
10376 2009-04-23 Ben Elliston <bje@au.ibm.com>
10378 * config/rs6000/linux-unwind.h (get_regs): Remove type
10379 puns. Change the type of `pc' to an array of unsigned ints and
10380 update all users. Constify frame24.
10382 2009-04-22 DJ Delorie <dj@redhat.com>
10384 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10385 declarations before code.
10386 (current_function_special_page_vector): Likewise.
10387 (m32c_expand_insv): Silence a warning.
10389 2009-04-21 Taras Glek <tglek@mozilla.com>
10391 * alias.c: Update GTY annotations to new syntax.
10392 * basic-block.h: Likewise.
10393 * bitmap.h: Likewise.
10394 * c-common.h: Likewise.
10395 * c-decl.c: Likewise.
10396 * c-parser.c: Likewise.
10397 * c-pragma.c: Likewise.
10398 * c-tree.h: Likewise.
10399 * cfgloop.h: Likewise.
10400 * cgraph.h: Likewise.
10401 * config/alpha/alpha.c: Likewise.
10402 * config/arm/arm.h: Likewise.
10403 * config/avr/avr.h: Likewise.
10404 * config/bfin/bfin.c: Likewise.
10405 * config/cris/cris.c: Likewise.
10406 * config/darwin.c: Likewise.
10407 * config/frv/frv.c: Likewise.
10408 * config/i386/i386.c: Likewise.
10409 * config/i386/i386.h: Likewise.
10410 * config/i386/winnt.c: Likewise.
10411 * config/ia64/ia64.h: Likewise.
10412 * config/iq2000/iq2000.c: Likewise.
10413 * config/mips/mips.c: Likewise.
10414 * config/mmix/mmix.h: Likewise.
10415 * config/pa/pa.c: Likewise.
10416 * config/pa/pa.h: Likewise.
10417 * config/rs6000/rs6000.c: Likewise.
10418 * config/s390/s390.c: Likewise.
10419 * config/sparc/sparc.c: Likewise.
10420 * config/xtensa/xtensa.c: Likewise.
10421 * cselib.h: Likewise.
10422 * dbxout.c: Likewise.
10423 * dwarf2out.c: Likewise.
10424 * except.c: Likewise.
10425 * except.h: Likewise.
10426 * fixed-value.h: Likewise.
10427 * function.c: Likewise.
10428 * function.h: Likewise.
10429 * gimple.h: Likewise.
10430 * integrate.c: Likewise.
10431 * optabs.c: Likewise.
10432 * output.h: Likewise.
10433 * real.h: Likewise.
10435 * stringpool.c: Likewise.
10436 * tree-data-ref.c: Likewise.
10437 * tree-flow.h: Likewise.
10438 * tree-scalar-evolution.c: Likewise.
10439 * tree-ssa-address.c: Likewise.
10440 * tree-ssa-alias.h: Likewise.
10441 * tree-ssa-operands.h: Likewise.
10442 * tree.c: Likewise.
10443 * tree.h: Likewise.
10444 * varasm.c: Likewise.
10445 * varray.h: Likewise.
10447 * coretypes.h: Do not define GTY macro if it is already defined.
10448 * doc/gty.texi: Update GTY documentation to new syntax.
10449 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10450 annotations on structs.
10451 * gengtype-parse.c: Likewise.
10453 2009-04-22 Mark Heffernan <meheff@google.com>
10455 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10457 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10459 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10462 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10464 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10465 the same as a PLUS without a shift. Increase the cost of a
10468 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10470 * Makefile.in: Update dependencies.
10471 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10472 * errors.h: Remove bogus comment about compatibility.
10473 (warning): Update declaration.
10474 * genautomata.c: Update all calls to warning.
10475 * gimple.c: Do not include errors.h. Include toplev.h.
10476 * tree-ssa-structalias.c: Do not include errors.h.
10477 * omega.c: Likewise.
10478 * tree-ssa-reassoc.c: Likewise.
10479 * config/spu/spu-c.c: Likewise.
10480 * config/spu/t-spu-elf: Update dependencies.
10482 2009-04-22 Richard Guenther <rguenther@suse.de>
10484 PR tree-optimization/39824
10485 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10486 make sure the types are compatible.
10488 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10491 * c-common.c (c_parse_error): Take a token_flags parameter.
10492 Use token_type for the token type instead.
10493 Pass token_flags to cpp_type2name.
10494 * c-common.h (c_parse_error): Update declaration.
10495 * c-parser.c (c_parser_error): Pass 0 as token flags.
10497 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10499 PR rtl-optimization/39580
10500 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10502 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10504 * function.c (expand_function_end): Do not emit a jump to the "naked"
10505 return label for fall-through returns.
10506 * except.c (sjlj_emit_function_exit): Always place the call to the
10507 unregister function at the location installed by expand_function_end.
10509 2009-04-22 Richard Guenther <rguenther@suse.de>
10511 PR tree-optimization/39845
10512 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10513 (gen_inbound_check): Likewise.
10515 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10517 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10519 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10520 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10522 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10524 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10525 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10526 shift counts to avoid out-of-bounds array accesses.
10528 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10530 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10531 (Pmode): Move above.
10533 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10535 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10536 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10537 GET_CODE macro. Use IN_RANGE macro where appropriate.
10538 * config/alpha/alpha.h: Ditto.
10539 * config/alpha/alpha.md: Ditto.
10540 * config/alpha/constraints.md: Ditto.
10541 * config/alpha/predicates.md: Ditto.
10543 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10545 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10546 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10547 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10548 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10549 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10550 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10551 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10552 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10553 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10554 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10555 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10556 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10557 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10558 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10559 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10560 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10561 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10562 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10563 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10564 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10565 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10566 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10567 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10568 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10569 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10570 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10571 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10573 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10575 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10576 references from comments.
10577 * cfgbuild.c: (count_basic_blocks): Delete.
10578 (find_basic_blocks_1): Delete.
10579 (find_basic_blocks): Delete.
10580 * except.c (finish_eh_generation): Make static. Move comment from
10581 except.h here. Remove find_basic_blocks references from comments.
10582 * except.h (finish_eh_generation): Delete.
10583 * basic-block.h (find_basic_blocks): Delete.
10584 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10586 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10588 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10589 (sdbout_parms): Likewise.
10591 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10593 * config/sh/sh.c (prepare_cbranch_operands): Use
10594 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10595 (expand_cbranchdi4): Likewise.
10596 (from_compare): Add cast to enum type.
10597 (expand_cbranchsi4): Use add_reg_note.
10598 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10599 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10600 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10601 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10602 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10603 instead of CODE_FOR_nothing.
10604 (cbranchdi4): Likewise. Fix the order of arguments for
10606 (push_fpscr): Use add_reg_note.
10607 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10608 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10610 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10612 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10613 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10614 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10615 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10616 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10617 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10618 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10619 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10620 config/alpha/x-vms, config/arc/t-arc,
10621 config/arm/README-interworking, config/arm/arm-c.c,
10622 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10623 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10624 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10625 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10626 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10627 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10628 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10629 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10630 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10631 config/cris/t-elfmulti, config/crx/t-crx,
10632 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10633 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10634 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10635 config/h8300/t-h8300, config/i386/athlon.md,
10636 config/i386/darwin-libgcc.10.4.ver,
10637 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10638 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10639 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10640 config/i386/t-linux64, config/i386/t-nwld,
10641 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10642 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10643 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10644 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10645 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10646 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10647 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10648 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10649 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10650 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10651 config/m68k/t-uclinux, config/mcore/t-mcore,
10652 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10653 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10654 config/mips/crtn.asm, config/mips/irix-crti.asm,
10655 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10656 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10657 config/mips/mips-fixed.md, config/mips/sb1.md,
10658 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10659 config/mips/t-iris6, config/mips/t-isa3264,
10660 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10661 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10662 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10663 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10664 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10665 config/mn10300/t-linux, config/mn10300/t-mn10300,
10666 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10667 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10668 config/picochip/libgccExtras/clzsi2.asm,
10669 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10670 config/rs6000/darwin-libgcc.10.4.ver,
10671 config/rs6000/darwin-libgcc.10.5.ver,
10672 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10673 config/rs6000/t-aix43, config/rs6000/t-aix52,
10674 config/rs6000/t-darwin, config/rs6000/t-fprules,
10675 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10676 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10677 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10678 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10679 config/rs6000/t-rtems, config/rs6000/t-spe,
10680 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10681 config/score/t-score-elf, config/sh/divcost-analysis,
10682 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10683 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10684 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10685 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10686 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10687 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10688 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10689 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10690 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10691 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10692 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10693 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10694 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10695 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10696 * config/h8300/genmova.sh: Include copyright and license notices
10697 in generated output.
10698 * config/h8300/mova.md: Regenerate.
10699 * doc/install.texi2html: Include word "Copyright" in copyright
10700 notice and use name "Free Software Foundation, Inc.".
10701 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10702 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10703 ChangeLog-2007, ChangeLog-2008: Correct dates.
10705 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10707 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10708 NE_EXPR operations as well.
10709 * c-parser.c (c_parser_condition): Do not set location information on
10711 (c_parser_conditional_expression): Likewise.
10712 (c_parser_binary_expression): Set location information on operators.
10713 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10714 TRUTH_NOT_EXPR has been folded.
10715 * fold-const.c (fold_truth_not_expr): Copy location information from
10716 the incoming expression to the outgoing one.
10717 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10718 recursive calls on the LHS of the operator but pass that of the
10719 operator to recursive calls on the RHS of the operator. Set it
10721 (shortcut_cond_expr): Set the locus of the operator on the second
10722 COND_EXPR and that of the expression on the first in degenerate cases.
10723 Pass the locus of the expression to calls to shortcut_cond_r.
10724 Set the locus of the 'then' block on the associated jump, if any.
10725 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10726 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10727 expression to call to gimplify_boolean_expr.
10729 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10731 * config.gcc: Add additional configuration for
10732 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10733 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10734 (CPP_SPEC): Redefine for allowing -municode option.
10735 (STARTFILE_SPEC): Likewise.
10736 * config/i386/t-mingw-w64: New.
10737 * config/i386/mingw-w64.opt: New.
10738 (municode): Add new target option.
10739 * doc/invoke.texi (municode): Add documentation for new option.
10741 2009-04-21 Ian Lance Taylor <iant@google.com>
10743 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10744 Correct test for number of arguments.
10745 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10747 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10749 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10750 argument of emit_library_call.
10752 2009-04-21 Richard Guenther <rguenther@suse.de>
10754 PR middle-end/39829
10755 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10756 inside VIEW_CONVERT_EXPRs.
10758 2009-04-21 Martin Jambor <mjambor@suse.cz>
10760 * tree-switch-conversion.c (build_constructors): Split a long line.
10761 (constructor_contains_same_values_p): New function.
10762 (build_one_array): Create assigns of constants if possible, do not
10763 call mark_sym_for_renaming, call update_stmt.
10764 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10765 make_rename_temp. Do not call mark_symbols_for_renaming, call
10767 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10768 find_new_referenced_vars, call update_stmt.
10769 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10770 instead of calling make_rename_temp. Do not call
10771 find_new_referenced_vars or mark_symbols_for_renaming, call
10774 2009-04-21 Richard Guenther <rguenther@suse.de>
10776 PR tree-optimization/39827
10777 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10778 (tree_ssa_phiprop): Pass the correct array size.
10780 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10782 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10784 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10787 * c-typeck.c (lvalue_p): Move declaration ...
10788 * c-common.h (lvalue_p): ... to here.
10789 * c-common.c (candidate_equal_p): New.
10790 (add_tlist): Use it.
10791 (merge_tlist): Use it.
10792 (warn_for_collisions_1): Likewise.
10793 (warning_candidate_p): Accept more candidates.
10794 (verify_tree): A warning candidate can be an expression. Use
10797 2009-04-21 Ben Elliston <bje@au.ibm.com>
10800 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10801 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10802 options. Remove -mcall-solaris documentation.
10804 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10807 * doc/invoke.texi (-Wlong-long): Update description.
10808 * c-lex (interpret_integer): Only warn if there was no previous
10809 overflow and -Wlong-long is enabled.
10810 * c-decl.c (declspecs_add_type): Drop redundant flags.
10811 * c.opt (Wlong-long): Init to -1.
10812 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10813 and front-end warn_long_long. Wlong-long only depends on other
10814 flags if it is uninitialized.
10815 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10816 the same for CPP and FE.
10817 (restore_extension_diagnostics): Likewise.
10819 2009-04-20 Ian Lance Taylor <iant@google.com>
10821 Fix enum conversions which are invalid in C++:
10822 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10823 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10824 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10825 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10826 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10827 (dbxout_parms): Likewise.
10828 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10829 (df_clear_flags): Likewise.
10830 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10831 top_flag parameter to int.
10832 (df_chain_create_bb_process_use): Likewise.
10833 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10835 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10836 (df_ref_create_structure, df_def_record_1): Likewise.
10837 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10838 (df_notes_rescan): Change 0 to VOIDmode in function call.
10839 (df_get_call_refs, df_insn_refs_collect): Likewise.
10840 (df_bb_regs_collect): Likewise.
10841 (df_entry_block_defs_collect): Likewise.
10842 (df_exit_block_uses_collect): Likewise.
10843 * df.h: Update declarations.
10844 * double-int.c (double_int_divmod): Add cast to enum type.
10845 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10846 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10847 (based_loc_descr): Likewise.
10848 (loc_descriptor_from_tree_1): Change first_op and second_op to
10849 enum dwarf_location_atom. Add cast to enum type.
10850 * expmed.c (init_expmed): Change 0 to SET in function call.
10851 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10852 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10853 (do_store_flag): Likewise.
10854 * fixed-value.h (struct fixed_value): Change mode to enum
10856 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10857 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10859 (insert_insn_decl, insert_decl, insert_state): Likewise.
10860 (automata_list_finish): Likewise.
10861 * genrecog.c (process_define_predicate): Add cast to enum type.
10862 * gensupport.c (init_predicate_table): Add cast to enum type.
10863 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10865 (gimple_build_call_1, gimple_build_label): Likewise.
10866 (gimple_build_goto, gimple_build_asm_1): Likewise.
10867 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10868 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10869 (enum fallback): Rename from enum fallback_t.
10870 (fallback_t): Typedef as int.
10871 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10872 GSI_SAME_STMT in function call.
10873 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10875 (setup_reg_class_relations): Likewise.
10876 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10877 (setup_prohibited_class_mode_regs): Add cast to enum type.
10878 (setup_prohibited_mode_move_regs): Likewise.
10879 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10880 (record_address_regs): Change i to enum reg_class.
10881 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10882 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10883 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10884 (GET_MODE_2XWIDER_MODE): Likewise.
10885 (GET_CLASS_NARROWEST_MODE): Likewise.
10886 * omp-low.c (expand_omp_for): Add cast to enum type.
10887 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10888 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10889 * postreload.c (reload_cse_simplify_operands): Change rclass local
10891 * predict.c (combine_predictions_for_insn): Change best_predictor
10892 and predictor to enum br_predictor.
10893 (combine_predictions_for_bb): Likewise.
10894 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10895 use SET_PREDICT_EXPR_OUTCOME.
10896 * real.c (real_arithmetic): Change icode to code in function call.
10897 * reginfo.c (init_move_cost): Add casts to enum type.
10898 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10899 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10901 * reload.c (find_valid_class): Add casts to enum type.
10902 (push_reload): Change 0 to NO_REGS in function call.
10903 (find_reloads): Change this_alternative to array of enum
10904 reg_class. Remove some now-unnecessary casts.
10905 (make_memloc): Change 0 to VOIDmode in function call.
10906 * reload1.c (reload): Change 0 to VOIDmode in function call.
10907 (eliminate_regs_1, elimination_effects): Likewise.
10908 (eliminate_regs_in_insn): Likewise.
10909 (emit_input_reload_insns): Add cast to enum type.
10910 (delete_output_reload): Change 0 to VOIDmode in function call.
10911 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10912 to enum type in function call.
10913 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10914 (SET_PREDICT_EXPR_OUTCOME): Define.
10915 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10916 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10917 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10918 (dump_function): Likewise.
10919 * tree-dump.h: Update declarations.
10920 * tree-pass.h: Update declarations.
10921 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10922 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10924 (arm_rtx_costs_1): Correct parenthesization.
10925 (arm_rtx_costs): Add casts to enum type.
10926 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10927 (vfp_emit_fstmd): Use add_rg_note.
10928 (emit_multi_reg_push, emit_sfm): Likewise.
10929 (thumb_set_frame_pointer): Likewise.
10930 (arm_expand_prologue): Likewise.
10931 (arm_regno_class): Change return type to enum reg_class.
10932 (thumb1_expand_prologue): Use add_reg_note.
10933 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10934 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10936 * config/arm/gentune.sh: Add cast to enum type.
10937 * config/arm/arm-tune.md: Rebuild.
10938 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10939 (ix86_split_fp_branch, predict_jump): Likewise.
10940 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10941 insn_code to enum rtx_code.
10942 (ix86_builtin_vectorized_function): Add cast to enum type.
10943 * config/i386/i386.md (truncdfsf2): Change slot to enum
10945 (truncxf<mode>2, isinf<mode>2): Likewise.
10946 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10948 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10949 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10950 (insert_bundle_state): Change 1 to INSERT in function call.
10951 (ia64_add_bundle_selector_before): Likewise.
10952 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10953 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10954 (restore_stack_nonlocal): Likewise.
10955 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10957 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10959 (mips_rtx_costs): Likewise.
10960 (mips_override_options): Add casts to enum type.
10961 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10963 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10964 (store_reg, set_reg_plus_d): Likewise.
10965 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10966 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10968 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10970 (emit_unlikely_jump): Use add_reg_note.
10971 (rs6000_emit_allocate_stack): Likewise.
10972 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10973 (output_toc): Change 1 to INSERT in function call.
10974 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10975 (rs6000_initialize_trampoline): Likewise.
10976 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10978 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10979 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10980 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10981 (save_gprs): Use add_reg_note.
10982 (s390_emit_prologue): Likewise.
10983 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10984 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10985 (sparc_fold_builtin): Add cast to enum type.
10986 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10988 (spu_expand_prologue): Use add_reg_note.
10989 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10991 2009-04-20 Ian Lance Taylor <iant@google.com>
10993 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10994 (c_parser_postfix_expression_after_primary): Get VEC for list of
10995 arguments. Get original types of arguments. Call
10996 build_function_call_vec.
10997 (cached_expr_list_1, cached_expr_list_2): New static variables.
10998 (c_parser_expr_list): Change return type to VEC *. Add
10999 p_orig_types parameter. Change all callers.
11000 (c_parser_release_expr): New static function.
11001 (c_parser_vec_to_tree_list): New static function.
11002 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11003 call build_function_call_vec.
11004 (build_function_call_vec): New function, based on old
11005 build_function_call.
11006 (convert_arguments): Remove nargs and argarray parameters. Change
11007 values to a VEC. Add origtypes parameter.
11008 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11009 (convert_for_assignment): Add origtype parameter. Change all
11010 callers. If warn_cxx_compat, check for conversion to an enum
11011 type when calling a function.
11012 (store_init_value): Add origtype parameter. Change all callers.
11013 (digest_init): Likewise.
11014 (struct init_node): Add origtype field.
11015 (add_pending_init): Add origtype parameter. Change all callers.
11016 (output_init_element): Likewise.
11017 (output_pending_init_elements): Pass origtype from init_node to
11018 output_init_element.
11019 (process_init_element): Pass origtype from c_expr to
11020 output_init_element.
11021 (c_finish_return): Add origtype parameter. Change all callers.
11022 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11024 (sync_resolve_params): Likewise.
11025 (sync_resolve_return): Change params to first_param. Change caller.
11026 (resolve_overloaded_builtins): Change params to VEC *. Change
11027 callers. Save first parameter around call to build_function_call_vec.
11028 * c-decl.c (finish_decl): Add origtype parameter. Change all
11029 callers. Call build_function_call_vec rather than
11030 build_function_call for cleanup.
11031 * c-tree.h: Update declarations.
11032 * c-common.h: Update declarations.
11033 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11034 params to first_param.
11035 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11036 params parameter from tree to void *.
11037 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11038 Change arglist parameter to have type void *, and to be a pointer
11040 * config/rs6000/rs6000-protos.h
11041 (altivec_resolve_overloaded_builtin): Update declaration.
11042 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11043 fnargs parameter to have type void *, and to be a pointer to a
11044 VEC. Call build_function_call_vec instead of
11045 build_function_call.
11046 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11048 2009-04-20 Joey Ye <joey.ye@intel.com>
11049 Xuepeng Guo <xuepeng.guo@intel.com>
11050 H.J. Lu <hongjiu.lu@intel.com>
11052 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11054 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11055 (IX86_LEA_PRIORITY): Likewise.
11056 (distance_non_agu_define): New function.
11057 (distance_agu_use): Likewise.
11058 (ix86_lea_for_add_ok): Likewise.
11059 (ix86_dep_by_shift_count): Likewise.
11061 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11062 should split for LEA.
11064 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11066 (ix86_dep_by_shift_count): Likewise.
11068 2009-04-20 Richard Guenther <rguenther@suse.de>
11070 * expr.c (handled_component_p): Move ...
11071 * tree.h (handled_component_p): ... here.
11072 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11073 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11074 and REALPART_EXPR to be in one group.
11076 2009-04-20 Richard Guenther <rguenther@suse.de>
11078 * basic-block.h (get_all_dominated_blocks): Declare.
11079 * dominance.c (get_all_dominated_blocks): New function.
11080 * tree-cfg.c (get_all_dominated_blocks): Remove.
11081 (remove_edge_and_dominated_blocks): Adjust.
11082 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11083 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11084 instead of recursing.
11086 2009-04-20 Doug Kwan <dougkwan@google.com>
11088 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11089 (struct cgraph_node_set_def): New type.
11090 (cgraph_node_set) New type. Also declare vector functions.
11091 (struct cgraph_node_set_element_def): New type.
11092 (cgraph_node_set_element): Ditto.
11093 (cgraph_node_set_iterator): New iterator type.
11094 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11095 cgraph_node_set_remove, dump_cgraph_node_set,
11096 debug_cgraph_node_set): New prototypes.
11097 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11098 cgraph_node_set_size): New inlines.
11099 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11100 including cgraph.h.
11101 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11102 argument to function 'write_summary'.
11103 * ipa.c: Include ggc.h.
11104 (hash_cgraph_node_set_element,
11105 eq_cgraph_node_set_element, cgraph_node_set_new,
11106 cgraph_node_set_add, cgraph_node_set_remove,
11107 cgraph_node_set_find, dump_cgraph_node_set,
11108 debug_cgraph_node_set): New functions.
11109 * Makefile.in (ipa.o): Add dependency on GGC_H.
11111 2009-04-20 Ira Rosen <irar@il.ibm.com>
11113 PR tree-optimization/39675
11114 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11115 check of the return code of vect_schedule_slp. Check that
11116 stmt_vec_info still exists for the statement, before checking its
11117 vectorization type.
11119 2009-04-20 Michael Matz <matz@suse.de>
11121 * Makefile.in (generated_files): Take out $(simple_generated_c).
11123 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11125 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11126 (UINTPTR_TYPE): Likewise.
11128 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11131 * c-typeck.c (digest_init): Check for initializing an array with a
11134 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11137 * c-semantics.c (pop_stmt_list): Propagate
11138 STATEMENT_LIST_HAS_LABEL to parent statement list.
11140 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11142 * config/mips/mips.h (mips_tune_attr): New macro.
11143 * config/mips/mips.md (cpu): Use it.
11145 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11148 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11151 2009-04-19 Diego Novillo <dnovillo@google.com>
11153 * toplev.c (compile_file): Move call to coverage_finish ...
11154 * cgraphunit.c (ipa_passes): ... here.
11155 Call cgraph_process_new_functions.
11156 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11157 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11159 2009-04-19 Jan Hubicka <jh@suse.cz>
11161 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11163 (dump_cgraph_node): Dump can throw external flag.
11164 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11166 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11170 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11171 * common.opt (Wlogical-op): Move from here...
11172 * c.opt (Wlogical-op): ... to here.
11173 * c-typeck.c (parser_build_binary_op): Update call to
11174 warn_logical_operator.
11175 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11177 * c-common.c (warn_logical_op): Update.
11178 * c-common.h (warn_logical_op): Update declaration.
11180 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11182 * tree.c (protected_set_expr_location): Fix formatting.
11184 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11187 * c-typeck.c (readonly_warning): new.
11188 (build_unary_op, build_modify_expr): Use readonly_warning for
11189 storing into something readonly but not const-qualified.
11191 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11194 * c-typeck.c (build_unary_op): Check for taking address of
11195 expression of type void.
11197 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11200 * c-typeck.c (build_function_call): Check for calling a function
11201 with qualified void return types. Call require_complete_type when
11204 2009-04-18 Jan Hubicka <jh@suse.cz>
11206 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11208 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11209 can_throw_external flag.
11210 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11211 * ipa-pure-const.c (ignore_edge): New function.
11212 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11213 only over can_throw_external edges.
11214 (local_pure_const): Add nothrow flag.
11215 * ipa-utils.c (searchc): Add ignore_edge callback.
11216 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11217 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11218 (set_nothrow_function_flags): Update cgraph.
11219 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11221 2009-04-18 Richard Guenther <rguenther@suse.de>
11223 PR middle-end/39804
11224 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11225 (fold_stmt): ... this and ...
11226 (fold_stmt_inplace): ... this.
11227 (fold_stmt_1): Fold references in calls and asms.
11228 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11230 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11232 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11233 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11235 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11237 * tree.c (function_args_count): Remove.
11238 * tree.h: Remove the prototype for function_args_count.
11240 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11242 * tree-iterator.c (expr_only): Remove.
11243 * tree.h: Remove the prototype for expr_only.
11245 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11247 * reginfo.c (cannot_change_mode_set_regs): Remove.
11248 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11250 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11252 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11253 whether operands 0 and 1 overlaps.
11255 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11257 PR middle-end/36902
11258 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11259 pointer. Use warning_at instead of warning.
11260 (search_for_addr_array): Likewise.
11261 (check_array_bounds): Likewise.
11262 (check_all_array_refs): Check that the incoming edge is not in the
11263 list of edges to be removed.
11264 (check_all_array_refs): Avoid the temporal pointer.
11265 (vrp_visit_cond_stmt): Fix typo.
11266 (simplify_switch_using_ranges): Handle the case where the switch
11267 index is an integer constant.
11269 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11271 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11273 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11275 * doc/extend.texi, doc/invoke.texi: Fix typos.
11277 2009-04-17 Cary Coutant <ccoutant@google.com>
11279 * tree-flow-inline.h (get_lineno): Fix inverted test.
11281 2009-04-17 Diego Novillo <dnovillo@google.com>
11283 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11284 assertion for AVAIL_OUT.
11286 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11289 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11290 * config/sh/linux-atomic.asm: Likewise.
11292 2009-04-17 Diego Novillo <dnovillo@google.com>
11294 * except.c (debug_eh_tree): New.
11295 (struct eh_region, struct eh_status): Move ...
11296 * except.h: ... here.
11297 (add_type_for_runtime): Declare extern.
11298 (lookup_type_for_runtime): Likewise.
11299 (debug_eh_tree): Declare.
11300 * Makefile.in (GTFILES): List except.h before except.c
11302 2009-04-17 Diego Novillo <dnovillo@google.com>
11304 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11305 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11306 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11307 (find_vars_r): ... here.
11308 * tree-flow.h (find_referenced_vars_in): Declare.
11309 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11310 that AVAIL_OUT exists for BLOCK.
11311 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11312 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11313 (tree-parloops.o): Likewise.
11315 2009-04-17 Simon Baldwin <simonb@google.com>
11317 * toplev.c (default_tree_printer): Add handling for %E format.
11319 2009-04-17 Diego Novillo <dnovillo@google.com>
11321 * tree-pretty-print.c (dump_generic_node): Add break after
11322 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11323 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11324 FUNCTION_TYPE together. Call print_struct_decl when printing
11325 structures and TDF_SLIM is not given.
11326 (print_struct_decl): Fix logic for detecting recursion.
11328 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11331 * gcc.c (create_at_file): New.
11332 (compile_input_file_p): New.
11333 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11334 * main.c (main): Update call to toplev_main.
11335 * toplev.c (toplev_main): Change signature. Call expandargv.
11336 * toplev.h (toplev_main): Change signature.
11338 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11340 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11341 if the latter is not constant.
11343 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11345 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11347 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11349 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11350 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11352 2009-04-17 Richard Guenther <rguenther@suse.de>
11354 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11355 Handle component references view-converting an invariant address.
11357 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11359 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11360 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11361 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11362 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11363 Use @deftypevr rather than @deftypevar.
11365 2009-04-17 Richard Guenther <rguenther@suse.de>
11367 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11368 (get_prop_source_stmt): Likewise.
11369 (can_propagate_from): Likewise.
11371 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11373 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11374 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11375 (--with-multilib-list): Add default value.
11376 * configure: Regenerate.
11377 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11378 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11379 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11380 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11381 Don't add default cpu to multilib list unnecessarily, but do enable
11382 the relevant compiler option..
11383 Add support for --with-multilib-list=<blank> and
11384 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11385 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11386 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11387 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11388 TM_MULTILIB_CONFIG.
11389 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11390 (MULTILIB_OSDIRNAMES): New variable.
11391 * config/sh/t-1e: Delete file.
11392 * config/sh/t-mlib-sh1: Delete file.
11393 * config/sh/t-mlib-sh2: Delete file.
11394 * config/sh/t-mlib-sh2a: Delete file.
11395 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11396 * config/sh/t-mlib-sh2a-single: Delete file.
11397 * config/sh/t-mlib-sh2a-single-only: Delete file.
11398 * config/sh/t-mlib-sh2e: Delete file.
11399 * config/sh/t-mlib-sh3e: Delete file.
11400 * config/sh/t-mlib-sh4: Delete file.
11401 * config/sh/t-mlib-sh4-nofpu: Delete file.
11402 * config/sh/t-mlib-sh4-single: Delete file.
11403 * config/sh/t-mlib-sh4-single-only: Delete file.
11404 * config/sh/t-mlib-sh4a: Delete file.
11405 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11406 * config/sh/t-mlib-sh4a-single: Delete file.
11407 * config/sh/t-mlib-sh4a-single-only: Delete file.
11408 * config/sh/t-mlib-sh4al: Delete file.
11409 * config/sh/t-mlib-sh5-32media: Delete file.
11410 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11411 * config/sh/t-mlib-sh5-64media: Delete file.
11412 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11413 * config/sh/t-mlib-sh5-compact: Delete file.
11414 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11415 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11416 * doc/install.texi (Options specification): Add
11417 --with-multilib-list and --with-endian.
11419 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11421 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11423 (OBJS-common): Add plugin-version.o.
11424 (plugin-version.o): New.
11425 * gcc-plugin.h (plugin_gcc_version): New.
11426 (plugin_default_version_check): New.
11427 (plugin_init_func, plugin_init): Add version argument.
11428 * plugin-version.c: New.
11429 * plugin.c (str_plugin_gcc_version_name): New.
11430 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11431 pass it to the init function.
11432 (plugin_default_version_check): New.
11434 2009-04-17 Richard Guenther <rguenther@suse.de>
11436 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11437 for decl-vs-decl disambiguation.
11439 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11441 * config/s390/s390.h (s390_tune_attr): New macro definition.
11442 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11444 2009-04-17 Richard Guenther <rguenther@suse.de>
11446 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11447 (fold_stmt_r): Likewise.
11448 (maybe_fold_reference): New function.
11449 (fold_gimple_assign): Handle cases fold_stmt_r did.
11450 (fold_stmt): Do not use fold_stmt_r.
11451 (fold_stmt_inplace): Likewise.
11453 2009-04-17 Richard Guenther <rguenther@suse.de>
11455 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11456 (record_equivalences_from_stmt): Remove useless checks and
11458 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11459 the type is already suitable.
11461 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11463 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11465 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11467 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11468 (CMPtype): Define as __gcc_CMPtype.
11470 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11472 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11473 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11475 2009-04-17 Richard Guenther <rguenther@suse.de>
11477 PR tree-optimization/39746
11478 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11479 special-casing for builtins and static variable use/def.
11480 (call_may_clobber_ref_p_1): Likewise.
11482 2009-04-16 Ian Lance Taylor <iant@google.com>
11484 * df.h: Include "timevar.h".
11485 (struct df_problem): Change tv_id field to timevar_id_t.
11486 * tree-pass.h: Include "timevar.h".
11487 (struct opt_pass): Change tv_id field to timevar_id_t.
11488 * timevar.h (timevar_id_t): Define TV_NONE.
11489 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11490 TV_NONE rather than tv_id != 0.
11491 (execute_one_pass): Likewise.
11492 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11493 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11494 dependencies to $(TREE_PASS_H).
11495 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11497 (pass_branch_target_load_optimize2): Likewise.
11498 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11499 (pass_outof_cfg_layout_mode): Likewise.
11500 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11501 (pass_rebuild_cgraph_edges): Likewise.
11502 (pass_remove_cgraph_callee_edges): Likewise.
11503 * df-core.c (pass_df_initialize_opt): Likewise.
11504 (pass_df_initialize_no_opt): Likewise.
11505 (pass_df_finish): Likewise.
11506 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11507 * except.c (pass_set_nothrow_function_flags): Likewise.
11508 (pass_convert_to_eh_region_ranges): Likewise.
11509 * final.c (pass_compute_alignments): Likewise.
11510 * function.c (pass_instantiate_virtual_regs): Likewise.
11511 (pass_init_function): Likewise.
11512 (pass_leaf_regs): Likewise.
11513 (pass_match_asm_constraints): Likewise.
11514 * gimple-low.c (pass_lower_cf): Likewise.
11515 (pass_mark_used_blocks): Likewise.
11516 * init-regs.c (pass_initialize_regs): Likewise.
11517 * integrate.c (pass_initial_value_sets): Likewise.
11518 * ira.c (pass_ira): Likewise.
11519 * jump.c (pass_cleanup_barriers): Likewise.
11520 * omp-low.c (pass_expand_omp): Likewise.
11521 (pass_lower_omp): Likewise.
11522 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11523 * recog.c (pass_split_all_insns): Likewise.
11524 (pass_split_after_reload): Likewise.
11525 (pass_split_before_regstack): Likewise.
11526 (pass_split_before_sched2): Likewise.
11527 (pass_split_for_shorten_branches): Likewise.
11528 * reginfo.c (pass_reginfo_init): Likewise.
11529 (pass_subregs_of_mode_init): Likewise.
11530 (pass_subregs_of_mode_finish): Likewise.
11531 * passes.c (pass_postreload): Likewise.
11532 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11533 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11534 (pass_warn_function_return): Likewise.
11535 (pass_warn_function_noreturn): Likewise.
11536 * tree-complex.c (pass_lower_complex): Likewise.
11537 (pass_lower_complex_O0): Likewise.
11538 * tree-if-conv.c (pass_if_conversion): Likewise.
11539 * tree-into-ssa.c (pass_build_ssa): Likewise.
11540 * tree-mudflap.c (pass_mudflap_1): Likewise.
11541 (pass_mudflap_2): Likewise.
11542 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11543 (pass_mudflap_2): Likewise.
11544 * tree-nrv.c (pass_return_slot): Likewise.
11545 * tree-object-size.c (pass_object_sizes): Likewise.
11546 * tree-optimize.c (pass_all_optimizations): Likewise.
11547 (pass_early_local_passes): Likewise.
11548 (pass_all_early_optimizations): Likewise.
11549 (pass_cleanup_cfg): Likewise.
11550 (pass_cleanup_cfg_post_optimizing): Likewise.
11551 (pass_free_datastructures): Likewise.
11552 (pass_free_cfg_annotations): Likewise.
11553 (pass_fixup_cfg): Likewise.
11554 (pass_init_datastructures): Likewise.
11555 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11556 (pass_late_warn_uninitialized): Likewise.
11557 (pass_update_address_taken): Likewise.
11558 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11559 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11560 (pass_cse_sincos): Likewise.
11561 (pass_convert_to_rsqrt): Likewise.
11562 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11563 * tree-stdarg.c (pass_stdarg): Likewise.
11564 * tree-tailcall.c (pass_tail_recursion): Likewise.
11565 (pass_tail_calls): Likewise.
11566 * tree-vect-generic.c (pass_lower_vector): Likewise.
11567 (pass_lower_vector_ssa): Likewise.
11568 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11570 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11572 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11574 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11576 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11577 logical and signext.
11579 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11582 * config/sh/predicates.md (arith_operand): Check if the operand
11583 of TRUNCATE is a REG.
11585 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11587 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11588 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11590 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11592 * tree-iterator.c (tsi_split_statement_list_after,
11593 tsi_split_statement_list_before): Remove.
11594 * tree-iterator.h: Remove the prototypes for
11595 tsi_split_statement_list_after and tsi_split_statement_list_before.
11597 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11599 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11600 * tree-ssa-propagate.h: Remove the prototype for
11601 stmt_makes_single_load.
11603 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11605 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11606 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11608 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11610 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11612 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11614 * except.c (eh_region_outer_p): Remove.
11615 * except.h: Remove the prototype for eh_region_outer_p.
11617 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11619 * function.c (current_function_assembler_name): Remove.
11620 * function.h: Remove the prototype for
11621 current_function_assembler_name.
11623 2009-04-16 Ian Lance Taylor <iant@google.com>
11625 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11626 (add_reg_note): Call alloc_reg_note.
11627 * rtl.h (alloc_reg_note): Declare.
11628 * combine.c (try_combine): Use alloc_reg_note.
11629 (recog_for_combine, move_deaths): Likewise.
11630 (distribute_notes): Use alloc_reg_note and add_reg_note.
11631 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11632 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11633 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11635 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11637 PR rtl-optimization/39762
11638 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11639 ira_may_move_out_cost): Add comments about way of their usage.
11640 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11642 * ira-conflicts.c (process_regs_for_copy): Use function
11643 ira_get_register_move_cost instead of global
11644 ira_register_move_cost.
11646 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11647 color_pass, move_spill_restore, update_curr_costs): Ditto.
11649 * ira-lives.c (process_single_reg_class_operands): Ditto.
11651 * ira-emit.c (emit_move_list): Ditto.
11653 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11654 (record_reg_classes): Ditto. Use functions
11655 ira_get_register_move_cost and ira_get_may_move_cost instead of
11656 global vars ira_register_move_cost, ira_may_move_out_cost and
11657 ira_may_move_in_cost.
11658 (record_address_regs): Don't call ira_init_register_move_cost.
11659 Use function ira_get_may_move_cost instead of global
11660 ira_may_move_in_cost.
11661 (process_bb_node_for_hard_reg_moves): Use function
11662 ira_get_register_move_cost instead of global ira_register_move_cost.
11663 (ira_costs): Don't call ira_init_register_move_cost.
11665 2009-04-16 Richard Guenther <rguenther@suse.de>
11667 * tree-cfg.c (verify_gimple_assign_binary):
11668 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11669 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11670 (create_general_new_stmt): Note that this function is broken.
11672 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11674 * common.opt (fhelp): Add Var(help_flag).
11675 * gcc-plugin.h (plugin_info): Add help.
11676 * plugin.c (plugin_name_args): Add help.
11677 (register_plugin_info): Set plugin->help.
11678 (print_help_one_plugin): New.
11679 (print_plugins_help): New.
11680 * plugin.h (print_plugins_help): New.
11681 * toplev.c (toplev_main): Call print_plugins_help if needed.
11683 2009-04-16 Richard Guenther <rguenther@suse.de>
11685 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11686 (gimple_ior_addresses_taken_1): New function.
11687 (gimple_ior_addresses_taken): Likewise.
11688 * gimple.h (struct gimple_statement_with_ops_base): Remove
11689 addresses_taken member.
11690 (gimple_ior_addresses_taken): Declare.
11691 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11692 gimple_set_addresses_taken): Remove.
11693 * ipa-reference.c (mark_address): New function.
11694 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11695 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11696 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11697 (gimple_add_to_addresses_taken): Remove.
11698 (get_tmr_operands): Call mark_address_taken.
11699 (get_asm_expr_operands): Likewise.
11700 (get_expr_operands): Likewise.
11701 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11702 (free_stmt_operands): Do not free it.
11703 * tree-ssa.c (delete_tree_ssa): Likewise.
11704 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11706 2009-04-16 Richard Guenther <rguenther@suse.de>
11708 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11709 (walk_stmt_load_store_ops): Likewise.
11710 * gimple.c (get_base_loadstore): New function.
11711 (walk_stmt_load_store_addr_ops): Likewise.
11712 (walk_stmt_load_store_ops): Likewise.
11713 * ipa-pure-const.c (check_op): Simplify.
11714 (check_load, check_store): New functions.
11715 (check_stmt): Use walk_stmt_load_store_ops.
11716 * ipa-reference.c (mark_load): Adjust signature.
11717 (mark_store): Likewise.
11718 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11720 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11722 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11723 (plugin_info): New.
11724 * opts.c (common_handle_option): Don't call print_version.
11725 * plugin.c (plugin_name_args): Add version.
11726 (register_plugin_info): New.
11727 (register_callback): Handle PLUGIN_INFO.
11728 (try_init_one_plugin): New.
11729 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11731 (finalize_one_plugin): New.
11732 (finalize_plugins): New.
11733 (print_one_plugin): New.
11734 (print_plugins_versions): New.
11735 * plugin.h (print_plugins_versions): New.
11736 (finalize_plugins): New.
11737 * toplev.c (compile_file): Don't call initialize_plugins.
11738 (print_version): Call print_plugins_versions.
11739 (toplev_main): Call initialize_plugins. Print version if needed.
11740 Call finalize_plugins.
11742 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11744 * common.opt (fversion): New.
11745 * gcc.c (print_version): New.
11746 (process_command): Don't print the version. Just set print_version.
11747 (main): Print version. Call subprocesses if print_version and
11748 verbose_flag are set.
11749 * opts.c (common_handle_option): Handle OPT_fversion.
11751 2009-04-16 Richard Guenther <rguenther@suse.de>
11752 Ira Rosen <irar@il.ibm.com>
11754 PR tree-optimization/39698
11755 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11756 type of the reduction variable. Only generate the def if
11759 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11760 make sure to first convert to an integer of the same precision.
11761 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11762 the type of the evolution correctly in computing the new
11763 induction variable base.
11765 2009-04-16 Richard Guenther <rguenther@suse.de>
11767 PR middle-end/39625
11768 * tree-cfg.c (make_blocks): Split statements with to-be
11769 abnormal SSA names on the lhs.
11771 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11773 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11774 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11775 * c-typeck.c (really_start_incremental_init): Likewise.
11776 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11777 (TARGET_INITIALIZER): Remove it.
11778 * target.h (struct target): Remove vector_opaque_p.
11779 * tree.c (build_opaque_vector_type): New.
11780 * tree.h (TYPE_VECTOR_OPAQUE): New.
11781 (build_opaque_vector_type): Declare.
11782 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11783 * config/rs6000/rs6000.c (build_opaque_vector_type,
11784 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11785 (rs6000_init_builtins): Use build_opaque_vector_type for
11786 opaque_V4SI_type_node.
11788 2009-04-15 Catherine Moore <clm@codesourcery.com>
11790 * debug.h (set_name): Declare.
11791 * dwarf2out.c (dwarf2out_set_name): Declare.
11792 (dwarf2_debug_hooks): Add set_name.
11793 (find_AT_string): New.
11794 (add_AT_string): Call find_AT_string.
11795 (dwarf2out_set_name): New.
11796 * cp/decl.c (grokdeclarator): Call set_name.
11797 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11798 * debug.c (do_nothing_debug_hooks): Likewise.
11799 * dbxout.c (dbx_debug_hooks): Likewise.
11800 * sdbout.c (sdb_debug_hooks): Likewise.
11802 2009-04-15 Michael Eager <eager@eagercon.com>
11804 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11805 reg for single-precision FPU.
11806 * config/rs6000/rs6000.md (movsi_internal1): Only for
11807 !TARGET_SINGLE_FPU.
11808 (movsi_internal1_single): New. Add pattern to move SI values to/from
11809 single-precision FP regs.
11811 2009-04-15 Richard Guenther <rguenther@suse.de>
11813 * omp-low.c (lower_rec_input_clauses): Build correct address
11815 (expand_omp_for_generic): Fix multiplication type.
11816 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11817 (generate_memset_zero): Fix types.
11818 * tree-profile.c (prepare_instrumented_value): Correctly
11821 2009-04-15 Ian Lance Taylor <iant@google.com>
11823 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11824 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11825 for -Wall and for -Wc++-compat.
11826 (c_common_post_options): For C++, set warn_enum_compare if not
11828 * c-tree.h (struct c_expr): Add field original_type.
11829 (build_external_ref): Update declaration.
11830 * c-parser.c (c_parser_braced_init): Set original_type.
11831 (c_parser_initelt): Likewise.
11832 (c_parser_expr_no_commas): Likewise.
11833 (c_parser_conditional_expression): Likewise.
11834 (c_parser_cast_expression): Likewise.
11835 (c_parser_unary_expression): Likewise. Pull setting of
11836 original_code to top of function.
11837 (c_parser_sizeof_expression): Set original_type.
11838 (c_parser_alignof_expression): Likewise.
11839 (c_parser_postfix_expression): Likewise. Pull setting of
11840 original_code to top of function.
11841 (c_parser_postfix_expression_after_paren_type): Set original_type.
11842 (c_parser_postfix_expression_after_primary): Likewise.
11843 (c_parser_expression): Likewise.
11844 * c-typeck.c (build_external_ref): Add type parameter. Change all
11846 (c_expr_sizeof_expr): Set original_type field.
11847 (parser_build_unary_op): Likewise.
11848 (parser_build_binary_op): Likewise. Optionally warn about
11849 comparisons of enums of different types.
11850 (digest_init): Set original_type field.
11851 (really_start_incremental_init): Likewise.
11852 (push_init_level, pop_init_level): Likewise.
11853 * doc/invoke.texi (Warning Options): -Wenum-compare now
11856 2009-04-15 Richard Guenther <rguenther@suse.de>
11858 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11859 out a necessary conversion.
11860 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11861 names we didn't value number.
11862 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11864 2009-04-15 Richard Guenther <rguenther@suse.de>
11866 PR tree-optimization/39764
11867 * tree-ssa-ccp.c (get_value): Canonicalize value with
11868 canonicalize_float_value.
11870 2009-04-15 Jan Hubicka <jh@suse.cz>
11872 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11873 Wrong version of patch.
11875 2009-04-15 Jan Hubicka <jh@suse.cz>
11877 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11879 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11881 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11882 our distinct integral and vector types.
11884 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11886 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11887 * init.c (build_vtbl_address): Remove call to assemble_external.
11889 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11891 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11892 output for other floating point modes.
11894 2009-04-14 Diego Novillo <dnovillo@google.com>
11896 * diagnostic.c (diagnostic_report_diagnostic): Do not
11897 warn about loaded plugins for DK_ERROR and DK_WARNING.
11898 * c-decl.c (declspecs_add_type): Move call to
11899 invoke_plugin_callbacks ...
11900 * c-parser.c (c_parser_declspecs): ... here.
11901 * plugin.c (dump_active_plugins): Tidy output.
11903 2009-04-14 Diego Novillo <dnovillo@google.com>
11904 Le-Chun Wu <lcwu@google.com>
11906 * configure.ac: Add --enable-plugin support.
11907 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11908 * Makefile.in (PLUGIN_H): Define.
11909 Export ENABLE_PLUGIN and GMPINC to site.exp.
11910 Add PLUGINLIBS to link command.
11911 Add/modify dependencies for plugin.o and files including plugin.h.
11913 * config.in: Regenerate.
11915 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11918 2009-04-14 Le-Chun Wu <lcwu@google.com>
11920 * tree-pass.h (register_one_dump_file): Add a prototype for
11921 register_one_dump_file.
11922 * toplev.c (compile_file): Call initialize_plugins.
11923 (do_compile): Call invoke_plugin_callbacks.
11924 (toplev_main): Call invoke_plugin_callbacks.
11925 * common.opt: Add -fplugin= and -fplugin-arg-.
11926 * gcc-plugin.h: New public header file for plugins to include.
11927 * plugin.c: New source file.
11928 * plugin.h: New internal header file.
11929 * passes.c (register_one_dump_file): Make it external.
11931 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11933 2009-04-14 Diego Novillo <dnovillo@google.com>
11935 * doc/plugins.texi: New.
11936 * doc/gccint.texi: Add reference to Plugins chapter.
11937 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11938 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11939 loaded plugins, if any.
11940 * timevar.def (TV_PLUGIN_INIT): Define.
11941 (TV_PLUGIN_RUN): Define.
11942 * plugin.c: Include timevar.h
11943 (plugins_active_p): New.
11944 (dump_active_plugins): New.
11945 (debug_active_plugins): New.
11947 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11949 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11951 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11953 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11955 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11956 the same as a minus without a shift.
11958 2009-04-14 Nick Clifton <nickc@redhat.com>
11960 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11961 comparisons with small integers will always produce a short
11964 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11967 2008-12-19 Diego Novillo <dnovillo@google.com>
11969 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11971 2009-04-14 Richard Guenther <rguenther@suse.de>
11973 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11975 (verify_gimple_assign_binary): Likewise. Handle shifts and
11977 (verify_gimple_phi): Print the mismatched argument position.
11978 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11980 (vect_update_init_of_dr): Likewise.
11981 * matrix-reorg.c (transform_access_sites): Do what the
11983 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11985 2009-04-13 Michael Eager <eager@eagercon.com>
11987 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11988 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11989 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11990 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11991 remove duplicate config
11993 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11995 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11996 file_name:line_number type locator of the call site.
11998 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12000 * genautomata.c: Put blank after comma.
12001 (automaton_decls): New.
12002 (struct unit_usage): Add comments to member next.
12003 (store_alt_unit_usage): Keep the list ordered.
12004 (unit_present_on_list_p, equal_alternatives_p): New.
12005 (check_regexp_units_distribution): Check units distribution
12006 correctness correctly.
12007 (main): Don't write automata if error is found. Return correct
12010 * config/m68k/cf.md (cfv4_ds): Remove.
12011 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12012 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12014 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12015 power4-load-ext, power4-store, power4-store-update,
12016 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12017 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12018 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12019 power4-sqrt, power4-isync): Modify reservation to make correct
12020 unit distribution to automata.
12022 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12023 power5-store-update, power5-two, power5-three, power5-lmul,
12024 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12026 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12028 * except.c (pass_set_nothrow_function_flags): Set name and add
12030 (set_nothrow_function_flags): Mention in the dump file when
12031 changing a function to nothrow.
12033 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12036 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12037 instead of unsigned long.
12039 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12041 * config/arm/arm.c (return_used_this_function): Remove.
12042 (arm_output_function_prologue): Remove use of
12043 return_used_this_function.
12044 (output_return_instruction): Replace use of
12045 return_used_this_function
12046 by cfun->machine->return_used_this_function.
12047 (arm_output_epilogue): Likewise.
12048 (arm_output_function_epilogue): Likewise.
12049 (thumb_unexpanded_epilogue): Likewise.
12050 * config/arm/arm.h (struct machine_function):
12051 New member return_used_this_function.
12053 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12055 * doc/install.texi: Correct description of default directory for
12056 --with-gxx-include-dir.
12058 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12060 * fold-const.c (build_range_check): Properly deal with enumeral and
12061 boolean base types.
12063 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12065 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12066 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12067 * params.h (MAX_GCSE_PASSES): Remove.
12068 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12069 in sequence. Remove ability to run multiple passes.
12070 (bypass_jumps): Report run as third CPROP pass.
12072 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12074 PR middle-end/39651
12075 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12076 when deciding whether the whole SEQUENCE can throw.
12078 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12081 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12082 offseted label references.
12084 2009-04-11 Jan Hubicka <jh@suse.cz>
12086 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12088 2009-04-11 Richard Guenther <rguenther@suse.de>
12090 PR middle-end/39732
12091 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12092 return variables as TREE_ADDRESSABLE.
12094 2009-04-11 Richard Guenther <rguenther@suse.de>
12096 PR tree-optimization/39713
12097 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12098 reference trees have SSA_NAME operands.
12100 2009-04-11 Richard Guenther <rguenther@suse.de>
12103 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12104 address expressions.
12106 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12108 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12109 match changes in Cygwin 1.7
12110 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12111 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12113 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12115 PR tree-optimization/39701
12116 * doc/invoke.texi (Optimization Options): Document change in
12117 meaning and initialization of -fdelete-null-pointer-checks.
12119 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12121 PR middle-end/39701
12122 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12124 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12127 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12129 2009-04-10 Chao-ying Fu <fu@mips.com>
12131 * doc/tm.texi (Instruction Output): Document
12132 TARGET_ASM_FINAL_POSTSCAN_INSN.
12133 * target.h (final_postscan_insn): New field in asm_out.
12134 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12135 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12136 * final.c (final_scan_insn): Call
12137 targetm.asm_out.final_postscan_insn after outputting
12138 an asm macro and a normal instruction.
12140 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12141 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12142 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12143 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12144 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12146 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12148 PR middle-end/39701
12149 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12150 variables as non-NULL even with -fdelete-null-pointer-checks.
12152 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12154 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12156 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12159 * config/i386/i386.c (classify_argument): Handle SCmode with
12160 (bit_offset % 64) != 0.
12162 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12164 * doc/invoke.texi (Optimize Options): Add cross-reference to
12165 -Q --help=optimizers examples.
12167 2009-04-10 Ben Elliston <bje@au.ibm.com>
12170 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12171 regalign for the reg == fpr and TDmode case.
12173 2009-04-09 David Ayers <ayers@fsfe.org>
12176 * objc/objc-act.c (warn_with_method): Remove helper function.
12177 (check_duplicates): Call warning and inform directly.
12178 (really_start_method): Likewise.
12180 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12182 * expmed.c (expand_divmod): Always use a comparison for a division
12183 by a large unsigned integer.
12185 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12186 for things others than variables or functions as nonzero.
12188 2009-04-09 Nick Clifton <nickc@redhat.com>
12190 * unwind-compat.c: Change copyright header to refer to version
12191 3 of the GNU General Public License with version 3.1 of the
12192 GCC Runtime Library Exception and to point readers at the
12193 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12194 * config/alpha/crtfastmath.c: Likewise.
12195 * config/alpha/linux-unwind.h: Likewise.
12196 * config/alpha/qrnnd.asm: Likewise.
12197 * config/alpha/vms-crt0-64.c: Likewise.
12198 * config/alpha/vms-crt0.c: Likewise.
12199 * config/alpha/vms-dwarf2.asm: Likewise.
12200 * config/alpha/vms-dwarf2eh.asm: Likewise.
12201 * config/alpha/vms-psxcrt0-64.c: Likewise.
12202 * config/alpha/vms-psxcrt0.c: Likewise.
12203 * config/alpha/vms_tramp.asm: Likewise.
12204 * config/arc/initfini.c: Likewise.
12205 * config/arc/lib1funcs.asm: Likewise.
12206 * config/arm/bpabi-v6m.S: Likewise.
12207 * config/arm/bpabi.S: Likewise.
12208 * config/arm/bpabi.c: Likewise.
12209 * config/arm/crti.asm: Likewise.
12210 * config/arm/crtn.asm: Likewise.
12211 * config/arm/ieee754-df.S: Likewise.
12212 * config/arm/ieee754-sf.S: Likewise.
12213 * config/arm/lib1funcs.asm: Likewise.
12214 * config/arm/libunwind.S: Likewise.
12215 * config/arm/linux-atomic.c: Likewise.
12216 * config/arm/mmintrin.h: Likewise.
12217 * config/arm/pr-support.c: Likewise.
12218 * config/arm/unaligned-funcs.c: Likewise.
12219 * config/arm/unwind-arm.c: Likewise.
12220 * config/arm/unwind-arm.h: Likewise.
12221 * config/avr/libgcc.S: Likewise.
12222 * config/bfin/crti.s: Likewise.
12223 * config/bfin/crtlibid.s: Likewise.
12224 * config/bfin/crtn.s: Likewise.
12225 * config/bfin/lib1funcs.asm: Likewise.
12226 * config/bfin/linux-unwind.h: Likewise.
12227 * config/cris/arit.c: Likewise.
12228 * config/cris/cris_abi_symbol.c: Likewise.
12229 * config/darwin-64.c: Likewise.
12230 * config/darwin-crt2.c: Likewise.
12231 * config/darwin-crt3.c: Likewise.
12232 * config/darwin.h: Likewise.
12233 * config/dbxelf.h: Likewise.
12234 * config/dfp-bit.c: Likewise.
12235 * config/dfp-bit.h: Likewise.
12236 * config/elfos.h: Likewise.
12237 * config/fixed-bit.c: Likewise.
12238 * config/fixed-bit.h: Likewise.
12239 * config/fp-bit.c: Likewise.
12240 * config/fp-bit.h: Likewise.
12241 * config/fr30/crti.asm: Likewise.
12242 * config/fr30/crtn.asm: Likewise.
12243 * config/fr30/lib1funcs.asm: Likewise.
12244 * config/freebsd-spec.h: Likewise.
12245 * config/frv/cmovd.c: Likewise.
12246 * config/frv/cmovh.c: Likewise.
12247 * config/frv/cmovw.c: Likewise.
12248 * config/frv/frvbegin.c: Likewise.
12249 * config/frv/frvend.c: Likewise.
12250 * config/frv/lib1funcs.asm: Likewise.
12251 * config/glibc-stdint.h: Likewise.
12252 * config/h8300/clzhi2.c: Likewise.
12253 * config/h8300/crti.asm: Likewise.
12254 * config/h8300/crtn.asm: Likewise.
12255 * config/h8300/ctzhi2.c: Likewise.
12256 * config/h8300/fixunssfsi.c: Likewise.
12257 * config/h8300/lib1funcs.asm: Likewise.
12258 * config/h8300/parityhi2.c: Likewise.
12259 * config/h8300/popcounthi2.c: Likewise.
12260 * config/i386/ammintrin.h: Likewise.
12261 * config/i386/att.h: Likewise.
12262 * config/i386/avxintrin.h: Likewise.
12263 * config/i386/biarch64.h: Likewise.
12264 * config/i386/bmmintrin.h: Likewise.
12265 * config/i386/cpuid.h: Likewise.
12266 * config/i386/cross-stdarg.h: Likewise.
12267 * config/i386/crtfastmath.c: Likewise.
12268 * config/i386/crtprec.c: Likewise.
12269 * config/i386/cygming-crtbegin.c: Likewise.
12270 * config/i386/cygming-crtend.c: Likewise.
12271 * config/i386/cygwin.asm: Likewise.
12272 * config/i386/emmintrin.h: Likewise.
12273 * config/i386/gmm_malloc.h: Likewise.
12274 * config/i386/gthr-win32.c: Likewise.
12275 * config/i386/i386.h: Likewise.
12276 * config/i386/immintrin.h: Likewise.
12277 * config/i386/linux-unwind.h: Likewise.
12278 * config/i386/linux64.h: Likewise.
12279 * config/i386/mm3dnow.h: Likewise.
12280 * config/i386/mmintrin-common.h: Likewise.
12281 * config/i386/mmintrin.h: Likewise.
12282 * config/i386/nmmintrin.h: Likewise.
12283 * config/i386/pmm_malloc.h: Likewise.
12284 * config/i386/pmmintrin.h: Likewise.
12285 * config/i386/smmintrin.h: Likewise.
12286 * config/i386/sol2-c1.asm: Likewise.
12287 * config/i386/sol2-ci.asm: Likewise.
12288 * config/i386/sol2-cn.asm: Likewise.
12289 * config/i386/sol2-gc1.asm: Likewise.
12290 * config/i386/tmmintrin.h: Likewise.
12291 * config/i386/unix.h: Likewise.
12292 * config/i386/w32-unwind.h: Likewise.
12293 * config/i386/wmmintrin.h: Likewise.
12294 * config/i386/x86-64.h: Likewise.
12295 * config/i386/x86intrin.h: Likewise.
12296 * config/i386/xmmintrin.h: Likewise.
12297 * config/ia64/crtbegin.asm: Likewise.
12298 * config/ia64/crtend.asm: Likewise.
12299 * config/ia64/crtfastmath.c: Likewise.
12300 * config/ia64/crti.asm: Likewise.
12301 * config/ia64/crtn.asm: Likewise.
12302 * config/ia64/fde-glibc.c: Likewise.
12303 * config/ia64/lib1funcs.asm: Likewise.
12304 * config/ia64/linux-unwind.h: Likewise.
12305 * config/ia64/quadlib.c: Likewise.
12306 * config/ia64/unwind-ia64.c: Likewise.
12307 * config/linux.h: Likewise.
12308 * config/m32c/m32c-lib1.S: Likewise.
12309 * config/m32c/m32c-lib2-trapv.c: Likewise.
12310 * config/m32c/m32c-lib2.c: Likewise.
12311 * config/m32r/initfini.c: Likewise.
12312 * config/m68hc11/larith.asm: Likewise.
12313 * config/m68hc11/m68hc11-crt0.S: Likewise.
12314 * config/m68k/cf.md: Likewise.
12315 * config/m68k/crti.s: Likewise.
12316 * config/m68k/crtn.s: Likewise.
12317 * config/m68k/lb1sf68.asm: Likewise.
12318 * config/m68k/linux-unwind.h: Likewise.
12319 * config/mcore/crti.asm: Likewise.
12320 * config/mcore/crtn.asm: Likewise.
12321 * config/mcore/lib1.asm: Likewise.
12322 * config/mips/linux-unwind.h: Likewise.
12323 * config/mips/loongson.h: Likewise.
12324 * config/mips/mips16.S: Likewise.
12325 * config/mmix/crti.asm: Likewise.
12326 * config/mmix/crtn.asm: Likewise.
12327 * config/pa/fptr.c: Likewise.
12328 * config/pa/hpux-unwind.h: Likewise.
12329 * config/pa/lib2funcs.asm: Likewise.
12330 * config/pa/linux-atomic.c: Likewise.
12331 * config/pa/linux-unwind.h: Likewise.
12332 * config/pa/milli64.S: Likewise.
12333 * config/pa/quadlib.c: Likewise.
12334 * config/pa/stublib.c: Likewise.
12335 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12336 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12337 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12338 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12339 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12340 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12341 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12342 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12343 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12344 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12345 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12346 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12347 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12348 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12349 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12350 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12351 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12352 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12353 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12354 * config/rs6000/750cl.h: Likewise.
12355 * config/rs6000/altivec.h: Likewise.
12356 * config/rs6000/biarch64.h: Likewise.
12357 * config/rs6000/crtresfpr.asm: Likewise.
12358 * config/rs6000/crtresgpr.asm: Likewise.
12359 * config/rs6000/crtresxfpr.asm: Likewise.
12360 * config/rs6000/crtresxgpr.asm: Likewise.
12361 * config/rs6000/crtsavfpr.asm: Likewise.
12362 * config/rs6000/crtsavgpr.asm: Likewise.
12363 * config/rs6000/darwin-asm.h: Likewise.
12364 * config/rs6000/darwin-fallback.c: Likewise.
12365 * config/rs6000/darwin-fpsave.asm: Likewise.
12366 * config/rs6000/darwin-ldouble.c: Likewise.
12367 * config/rs6000/darwin-tramp.asm: Likewise.
12368 * config/rs6000/darwin-unwind.h: Likewise.
12369 * config/rs6000/darwin-vecsave.asm: Likewise.
12370 * config/rs6000/darwin-world.asm: Likewise.
12371 * config/rs6000/e500crtres32gpr.asm: Likewise.
12372 * config/rs6000/e500crtres64gpr.asm: Likewise.
12373 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12374 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12375 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12376 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12377 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12378 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12379 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12380 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12381 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12382 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12383 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12384 * config/rs6000/eabi-ci.asm: Likewise.
12385 * config/rs6000/eabi-cn.asm: Likewise.
12386 * config/rs6000/eabi.asm: Likewise.
12387 * config/rs6000/linux-unwind.h: Likewise.
12388 * config/rs6000/linux64.h: Likewise.
12389 * config/rs6000/paired.h: Likewise.
12390 * config/rs6000/paired.md: Likewise.
12391 * config/rs6000/ppc64-fp.c: Likewise.
12392 * config/rs6000/ppu_intrinsics.h: Likewise.
12393 * config/rs6000/rs6000.h: Likewise.
12394 * config/rs6000/si2vmx.h: Likewise.
12395 * config/rs6000/sol-ci.asm: Likewise.
12396 * config/rs6000/sol-cn.asm: Likewise.
12397 * config/rs6000/spe.h: Likewise.
12398 * config/rs6000/spu2vmx.h: Likewise.
12399 * config/rs6000/sysv4.h: Likewise.
12400 * config/rs6000/tramp.asm: Likewise.
12401 * config/rs6000/vec_types.h: Likewise.
12402 * config/s390/linux-unwind.h: Likewise.
12403 * config/s390/tpf-unwind.h: Likewise.
12404 * config/score/crti.asm: Likewise.
12405 * config/score/crtn.asm: Likewise.
12406 * config/sh/crt1.asm: Likewise.
12407 * config/sh/crti.asm: Likewise.
12408 * config/sh/crtn.asm: Likewise.
12409 * config/sh/divtab-sh4-300.c: Likewise.
12410 * config/sh/divtab-sh4.c: Likewise.
12411 * config/sh/divtab.c: Likewise.
12412 * config/sh/lib1funcs-4-300.asm: Likewise.
12413 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12414 * config/sh/lib1funcs.asm: Likewise.
12415 * config/sh/lib1funcs.h: Likewise.
12416 * config/sh/linux-atomic.asm: Likewise.
12417 * config/sh/linux-unwind.h: Likewise.
12418 * config/sh/shmedia.h: Likewise.
12419 * config/sh/sshmedia.h: Likewise.
12420 * config/sh/ushmedia.h: Likewise.
12421 * config/sparc/crtfastmath.c: Likewise.
12422 * config/sparc/linux-unwind.h: Likewise.
12423 * config/sparc/sol2-c1.asm: Likewise.
12424 * config/sparc/sol2-ci.asm: Likewise.
12425 * config/sparc/sol2-cn.asm: Likewise.
12426 * config/spu/divmodti4.c: Likewise.
12427 * config/spu/divv2df3.c: Likewise.
12428 * config/spu/float_disf.c: Likewise.
12429 * config/spu/float_unsdidf.c: Likewise.
12430 * config/spu/float_unsdisf.c: Likewise.
12431 * config/spu/float_unssidf.c: Likewise.
12432 * config/spu/mfc_multi_tag_release.c: Likewise.
12433 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12434 * config/spu/mfc_tag_release.c: Likewise.
12435 * config/spu/mfc_tag_reserve.c: Likewise.
12436 * config/spu/mfc_tag_table.c: Likewise.
12437 * config/spu/multi3.c: Likewise.
12438 * config/spu/spu_internals.h: Likewise.
12439 * config/spu/spu_intrinsics.h: Likewise.
12440 * config/spu/spu_mfcio.h: Likewise.
12441 * config/spu/vec_types.h: Likewise.
12442 * config/spu/vmx2spu.h: Likewise.
12443 * config/stormy16/stormy16-lib2.c: Likewise.
12444 * config/svr4.h: Likewise.
12445 * config/sync.c: Likewise.
12446 * config/v850/lib1funcs.asm: Likewise.
12447 * config/vxlib-tls.c: Likewise.
12448 * config/vxlib.c: Likewise.
12449 * config/vxworks-dummy.h: Likewise.
12450 * config/xtensa/crti.asm: Likewise.
12451 * config/xtensa/crtn.asm: Likewise.
12452 * config/xtensa/ieee754-df.S: Likewise.
12453 * config/xtensa/ieee754-sf.S: Likewise.
12454 * config/xtensa/lib1funcs.asm: Likewise.
12455 * config/xtensa/lib2funcs.S: Likewise.
12456 * config/xtensa/linux-unwind.h: Likewise.
12457 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12458 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12459 * coretypes.h: Likewise.
12460 * crtstuff.c: Likewise.
12461 * defaults.h: Likewise.
12462 * dwarf2.h: Likewise.
12463 * emutls.c: Likewise.
12464 * gbl-ctors.h: Likewise.
12465 * gcov-io.h: Likewise.
12466 * ginclude/float.h: Likewise.
12467 * ginclude/iso646.h: Likewise.
12468 * ginclude/stdarg.h: Likewise.
12469 * ginclude/stdbool.h: Likewise.
12470 * ginclude/stddef.h: Likewise.
12471 * ginclude/stdfix.h: Likewise.
12472 * ginclude/stdint-gcc.h: Likewise.
12473 * ginclude/tgmath.h: Likewise.
12474 * gthr-aix.h: Likewise.
12475 * gthr-dce.h: Likewise.
12476 * gthr-gnat.c: Likewise.
12477 * gthr-gnat.h: Likewise.
12478 * gthr-lynx.h: Likewise.
12479 * gthr-mipssde.h: Likewise.
12480 * gthr-nks.h: Likewise.
12481 * gthr-posix.c: Likewise.
12482 * gthr-posix.h: Likewise.
12483 * gthr-posix95.h: Likewise.
12484 * gthr-rtems.h: Likewise.
12485 * gthr-single.h: Likewise.
12486 * gthr-solaris.h: Likewise.
12487 * gthr-tpf.h: Likewise.
12488 * gthr-vxworks.h: Likewise.
12489 * gthr-win32.h: Likewise.
12490 * gthr.h: Likewise.
12491 * libgcc2.c: Likewise.
12492 * libgcc2.h: Likewise.
12493 * libgcov.c: Likewise.
12494 * tsystem.h: Likewise.
12495 * typeclass.h: Likewise.
12496 * unwind-c.c: Likewise.
12497 * unwind-compat.h: Likewise.
12498 * unwind-dw2-fde-compat.c: Likewise.
12499 * unwind-dw2-fde-darwin.c: Likewise.
12500 * unwind-dw2-fde-glibc.c: Likewise.
12501 * unwind-dw2-fde.c: Likewise.
12502 * unwind-dw2-fde.h: Likewise.
12503 * unwind-dw2.c: Likewise.
12504 * unwind-dw2.h: Likewise.
12505 * unwind-generic.h: Likewise.
12506 * unwind-pe.h: Likewise.
12507 * unwind-sjlj.c: Likewise.
12508 * unwind.inc: Likewise.
12509 * config/arm/neon-gen.ml: Change generated copyright header to
12510 refer to version 3 of the GNU General Public License with
12511 version 3.1 of the GCC Runtime Library Exception and to point
12512 readers at the COPYING3 and COPYING3.RUNTIME files and the
12513 FSF's license web page.
12514 * config/arm/arm_neon.h: Regenerate.
12516 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12518 * config/cris/cris.md: Change copyright header to refer to version
12519 3 of the GNU General Public License.
12520 * doc/install.texi2html: Change copyright header to refer to version
12521 3 of the GNU General Public License and to point readers at the
12522 COPYING3 file and the FSF's license web page.
12523 * config/vax/linux.h: Likewise.
12525 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12527 * config/i386/i386.md (cmpcc): New.
12528 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12529 (sync_compare_and_swap_cc*): Delete.
12531 * config/s390/s390.c (s390_compare_emitted): Remove.
12532 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12533 s390_compare_emitted used to be handled. Assert that modes match.
12534 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12535 refer to sync_compare_and_swap_ccsi.
12536 * config/s390/s390.h (s390_compare_emitted): Remove.
12537 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12538 instead of s390_compare_emitted.
12539 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12540 instead of s390_compare_emitted.
12541 * config/s390/s390.md (cmpcc): New.
12542 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12543 CC_REGNUM, do not pretend it's set.
12544 (sync_compare_and_swap_cc*): Delete.
12545 * config/s390/predicates.md (cc_reg_operand): New.
12547 * expr.c (sync_compare_and_swap_cc): Delete.
12548 * optabs.h (sync_compare_and_swap_cc): Delete.
12549 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12550 is being used with can_compare_p.
12551 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12552 (find_cc_set): New.
12553 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12554 look for a MODE_CC set instead. Use emit_store_flag.
12555 (expand_compare_and_swap_loop): Likewise, with some additional
12556 complication to avoid a force_reg when useless. Use
12557 emit_cmp_and_jump_insns.
12558 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12559 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12560 sync_compare_and_swap documentation.
12562 2009-04-09 Jan Hubicka <jh@suse.cz>
12564 * except.c (find_prev_try): Break out from ....
12565 (duplicate_eh_regions): ... here; properly update prev_try pointers
12566 when duplication part of tree.
12567 (dump_eh_tree): Improve dumping.
12568 (verify_eh_region): New.
12569 (verify_eh_tree): Use it.
12571 2009-04-06 Richard Guenther <rguenther@suse.de>
12573 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12574 &ARRAY addresses by adjusting their types and prepending
12576 * tree-cfg.c (verify_gimple_assign_single): Verify that
12577 addresses are correct.
12579 2009-04-09 Richard Guenther <rguenther@suse.de>
12581 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12582 indices into an array reference if possible.
12583 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12584 Fold POINTER_PLUS_EXPR statements with invariant address.
12586 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12589 * config.gcc (powerpc64-*-linux*): Always build biarch.
12591 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12594 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12595 it and pedwarn if this results in an INTEGER_CST.
12597 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12599 * doc/install.texi: Update minimum GMP version. Remove obsolete
12600 text in MPFR section.
12602 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12604 * dwarf2out.c (class_scope_p): New static inline.
12605 (class_or_namespace_scope_p): Use it.
12606 (gen_variable_die): Use DW_TAG_member tag for static data member
12607 declarations instead of DW_TAG_variable.
12609 PR middle-end/39573
12610 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12613 2009-04-08 Richard Guenther <rguenther@suse.de>
12615 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12616 valueize random data.
12618 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12620 * config.gcc (aix tm_file): Add aix-stdint.h.
12621 (aix tm clause use_gcc_stdint): Set to wrap.
12622 * config/rs6000/aix-stdint.h: New file.
12624 2009-04-08 Richard Guenther <rguenther@suse.de>
12626 PR middle-end/36291
12627 * tree-dfa.c (add_referenced_var): Do not recurse into
12628 global initializers.
12629 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12631 (fold_const_aggregate_ref): Likewise.
12633 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12635 * recog.c (ordered_comparison_operator): New.
12636 * gensupport.c (std_preds): Add it.
12637 * doc/md.texi (Machine-Independent Predicates): Document it.
12639 2009-04-08 Jan Hubicka <jh@suse.cz>
12641 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12642 * function.h (rtl_eh): Remove exception_handler_label_map.
12643 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12644 remove_exception_handler_label, for_each_eh_label_1): Remove.
12645 (rtl_remove_unreachable_regions): Remove.
12646 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12647 (find_exception_handler_labels): Don't build the hashtable.
12648 (maybe_remove_eh_handler): Remove.
12649 (for_each_eh_label): Rewrite to walk the tree.
12650 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12651 * except.h (maybe_remove_eh_handler): Remove.
12652 * passes.c (init_optimization_passes): Schedule second EH cleanup
12654 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12655 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12657 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12659 * genoutput.c (validate_optab_operands): New.
12660 (gen_insn, gen_expand): Call it.
12662 * genflags.c (gen_insn): Detect misused iterators.
12663 (main): Pass line_no to gen_insn, exit with status 1 on error.
12665 * genextract.c (line_no): Make global.
12666 (VEC_safe_set_locstr): Change assertion to error message.
12667 (main): Exit with status 1 on error.
12669 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12673 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12674 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12675 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12676 * c-convert.c (convert): Do not call fold on results of conversion
12677 functions when the result is a C_MAYBE_CONST_EXPR.
12678 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12679 of __builtin_choose_expr.
12680 * c-typeck.c (remove_c_maybe_const_expr): New.
12681 (build_unary_op, build_conditional_expr, build_compound_expr,
12682 build_binary_op, c_objc_common_truthvalue_conversion): Call
12683 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12686 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12688 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12689 CODE to produce a new one. Add a prototype to use fold_convert_const
12691 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12694 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12695 mix declarations and code.
12697 2009-04-08 Ben Elliston <bje@au.ibm.com>
12699 * gcc.c: Replace `CC' with `GCC' throughout.
12701 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12703 * doc/invoke.texi: Document Atom support.
12705 2009-04-07 Jason Merrill <jason@redhat.com>
12708 * c-common.h, c-common.c: Add flag_pretty_templates.
12709 * c-opts.c (c_common_handle_option): Set it.
12710 * c.opt: Add -fno-pretty-templates.
12711 * doc/invoke.texi (C++ Dialect Options): Likewise.
12713 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12715 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12716 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12717 (ia64_expand_builtin): Likewise.
12719 2009-04-07 Martin Jambor <mjambor@suse.cz>
12721 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12722 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12723 ADDR_EXPRS are include too.
12725 2009-04-07 Richard Guenther <rguenther@suse.de>
12727 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12728 decls are only used if passes as parameters or if they are
12729 local statics and the call is not to a builtin.
12730 (call_may_clobber_ref_p_1): Likewise.
12732 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12734 * expr.c (do_store_flag): Remove last argument. Simplify code
12735 to avoid duplication of tests already done by can_compare_p.
12736 (expand_expr_real_1): Adjust caller.
12738 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12740 * optabs.c (can_compare_p): Test the predicate of a
12741 cbranch and cstore pattern.
12743 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12745 * expr.c (convert_move): Use emit_store_flag instead of
12748 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12750 * config/i386/i386.c (ix86_compare_emitted): Remove.
12751 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12752 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12753 * config/i386/i386.h (ix86_compare_emitted): Remove.
12754 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12755 instead of ix86_compare_emitted.
12756 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12758 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12760 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12761 Add t-sysroot-suffix to tmake_file.
12762 * config/print-sysroot-suffix.sh: New file.
12763 * config/t-sysroot-suffix: New file.
12765 2009-04-07 Ben Elliston <bje@au.ibm.com>
12767 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12768 as the latter produces a warning when the target does not support
12771 2009-04-07 Ben Elliston <bje@au.ibm.com>
12773 * dfp.c: Replace type punning assignments with memcpy throughout.
12774 * Makefile.in (dfp.o-warn): Remove.
12776 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12779 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12780 Include soft-fp/t-softfp after rs6000/t-linux64.
12782 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12784 * stor-layout.c (set_sizetype): Use the full precision of their
12785 machine mode for bitsize types.
12787 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12789 * config/i386/i386.md: Revert 2 accidental checkins.
12791 2009-04-06 Joey Ye <joey.ye@intel.com>
12792 Xuepeng Guo <xuepeng.guo@intel.com>
12793 H.J. Lu <hongjiu.lu@intel.com>
12795 Atom pipeline model, tuning and insn selection.
12796 * config.gcc (atom): Add atom config options and target.
12798 * config/i386/atom.md: New.
12800 * config/i386/i386.c (atom_cost): New cost.
12801 (m_ATOM): New macro flag.
12802 (initial_ix86_tune_features): Set m_ATOM.
12803 (x86_accumulate_outgoing_args): Likewise.
12804 (x86_arch_always_fancy_math_387): Likewise.
12805 (processor_target): Add Atom cost.
12806 (cpu_names): Add Atom cpu name.
12807 (override_options): Set Atom ISA.
12808 (ix86_issue_rate): New case PROCESSOR_ATOM.
12809 (ix86_adjust_cost): Likewise.
12811 * config/i386/i386.h (TARGET_ATOM): New target macro.
12812 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12813 (TARGET_OPT_AGU): New target option.
12814 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12815 (processor_type): Add PROCESSOR_ATOM.
12817 * config/i386/i386.md (cpu): Add new value "atom".
12818 (use_carry, movu): New attr.
12819 (atom.md): Include atom.md.
12820 (adddi3_carry_rex64): Set attr "use_carry".
12821 (addqi3_carry): Likewise.
12822 (addhi3_carry): Likewise.
12823 (addsi3_carry): Likewise.
12824 (*addsi3_carry_zext): Likewise.
12825 (subdi3_carry_rex64): Likewise.
12826 (subqi3_carry): Likewise.
12827 (subhi3_carry): Likewise.
12828 (subsi3_carry): Likewise.
12829 (x86_movdicc_0_m1_rex64): Likewise.
12830 (*x86_movdicc_0_m1_se): Likewise.
12831 (x86_movsicc_0_m1): Likewise.
12832 (*x86_movsicc_0_m1_se): Likewise.
12833 (*adddi_1_rex64): Emit add insn as much as possible.
12834 (*addsi_1): Likewise.
12835 (return_internal): Set atom_unit.
12836 (return_internal_long): Likewise.
12837 (return_pop_internal): Likewise.
12838 (*rcpsf2_sse): Set atom_sse_attr attr.
12839 (*qrt<mode>2_sse): Likewise.
12840 (*prefetch_sse): Likewise.
12842 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12844 (ix86_target_macros_internal): Likewise.
12846 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12847 (*prefetch_sse_rex): Likewise.
12848 (sse_rcpv4sf2): Likewise.
12849 (sse_vmrcpv4sf2): Likewise.
12850 (sse_sqrtv4sf2): Likewise.
12851 (<sse>_vmsqrt<mode>2): Likewise.
12852 (sse_ldmxcsr): Likewise.
12853 (sse_stmxcsr): Likewise.
12854 (*sse_sfence): Likewise.
12855 (sse2_clflush): Likewise.
12856 (*sse2_mfence): Likewise.
12857 (*sse2_lfence): Likewise.
12858 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12859 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12860 (avx_movdqu<avxmodesuffix>): Likewise.
12861 (avx_lddqu<avxmodesuffix>): Likewise.
12862 (sse2_movntv2di): Change attr "type" to "ssemov".
12863 (sse2_movntsi): Likewise.
12864 (rsqrtv8sf2): Change attr "type" to "sseadd".
12865 (sse3_addsubv2df3): Set attr "atom_unit".
12866 (sse3_h<plusminus_insn>v4sf3): Likewise.
12867 (*sse2_pmaddwd): Likewise.
12868 (*vec_extractv2di_1_rex64): Likewise.
12869 (*vec_extractv2di_1_avx): Likewise.
12870 (sse2_psadbw): Likewise.
12871 (ssse3_phaddwv8hi3): Likewise.
12872 (ssse3_phaddwv4hi3): Likewise.
12873 (ssse3_phadddv4si3): Likewise.
12874 (ssse3_phadddv2si3): Likewise.
12875 (ssse3_phaddswv8hi3): Likewise.
12876 (ssse3_phaddswv4hi3): Likewise.
12877 (ssse3_phsubwv8hi3): Likewise.
12878 (ssse3_phsubwv4hi3): Likewise.
12879 (ssse3_phsubdv4si3): Likewise.
12880 (ssse3_phsubdv2si3): Likewise.
12881 (ssse3_phsubswv8hi3): Likewise.
12882 (ssse3_phsubswv4hi3): Likewise.
12883 (ssse3_pmaddubsw128): Likewise.
12884 (sse3_pmaddubsw: Likewise.
12885 (ssse3_palignrti): Likewise.
12886 (ssse3_palignrdi): Likewise.
12888 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12890 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12892 2009-04-06 Richard Guenther <rguenther@suse.de>
12894 PR tree-optimization/28868
12895 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12896 of which PHI results we inserted.
12897 (insert_into_preds_of_block): Record inserted PHIs.
12898 (eliminate): Eliminate redundant PHI nodes.
12899 (init_pre): Init inserted_phi_names.
12901 2009-04-06 Richard Guenther <rguenther@suse.de>
12903 PR tree-optimization/39643
12904 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12905 IMAGPART_EXPRs of complex constants.
12906 (execute_fold_all_builtins): If we folded a call queue
12907 TODO_update_address_taken.
12909 2009-04-06 Jan Hubicka <jh@suse.cz>
12911 PR middle-end/39659
12912 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12915 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12917 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12919 (ic_invalidate_array): Likewise.
12921 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12923 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12924 alignment for library calls.
12926 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12928 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12929 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12930 * config/i386/mingw-stdint.h: New file.
12932 2009-04-05 Richard Guenther <rguenther@suse.de>
12934 PR tree-optimization/39648
12935 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12936 our &A vs. &A[0] IL deficiencies.
12938 2009-04-04 Jan Hubicka <jh@suse.cz>
12940 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12941 removed toplevel regions.
12942 (sjlj_mark_call_sites): Likewise.
12944 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12946 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12947 (cygwin tm clause use_gcc_stdint): Set to wrap.
12948 * config/i386/cygwin-stdint.h: New file.
12950 2009-04-04 Richard Guenther <rguenther@suse.de>
12952 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12953 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12954 single-argument PHIs if we are in loop-closed SSA form.
12955 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12956 for the pre-condition.
12957 (slpeel_tree_peel_loop_to_edge): Likewise.
12958 (vect_build_loop_niters): Take an optional sequence to append stmts.
12959 (vect_generate_tmps_on_preheader): Likewise.
12960 (vect_do_peeling_for_loop_bound): Take extra guards for the
12962 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12963 the cost model check.
12964 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12965 guards if we are going to peel. Do not apply versioning in that case.
12966 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12967 (vect_do_peeling_for_loop_bound): Likewise.
12968 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12969 loop bound only record extra pre-conditions, do not apply loop
12972 2009-04-04 Richard Guenther <rguenther@suse.de>
12974 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12977 2009-04-04 Jan Hubicka <jh@suse.cz>
12979 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12980 last_basic_block for size of bb->index indexed array.
12981 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12982 compute_out, link_btr_uses, build_btr_def_use_webs,
12983 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12985 2009-04-04 Jan Hubicka <jh@suse.cz>
12987 * except.c (remove_eh_handler_and_replace): Break out from ...
12988 (remove_eh_handler): ... here.
12989 (bring_to_root): New function.
12990 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12991 handled ones, bring others to root of tree.
12993 2009-04-04 Jan Hubicka <jh@suse.cz>
12995 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12996 (all_phis_safe_to_merge): New function.
12997 (update_info): New structure.
12998 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12999 (cleanup_empty_eh): Update SSA if possible.
13001 2009-04-04 Richard Guenther <rguenther@suse.de>
13003 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13004 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13005 (append_vuse): Likewise.
13007 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13009 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13010 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13011 instead of REG_UNSAVED for DW_CFA_undefined.
13012 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13013 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13016 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13019 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13020 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13021 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13023 2009-04-04 Richard Guenther <rguenther@suse.de>
13025 PR tree-optimization/8781
13026 PR tree-optimization/37892
13027 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13028 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13029 (valueize_refs): Call it for *& valueizations.
13030 (shared_reference_ops_from_ref): Rename to ...
13031 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13032 (shared_reference_ops_from_call): Rename to ...
13033 (valueize_shared_reference_ops_from_call): ... this and valueize.
13034 (vn_reference_lookup): Update.
13035 (visit_reference_op_call): Likewise.
13036 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13037 (eliminate): Value-replace the call address in call statements.
13039 2009-04-04 Richard Guenther <rguenther@suse.de>
13041 PR tree-optimization/39636
13042 * tree-ssa-forwprop.c
13043 (forward_propagate_addr_into_variable_array_index): Check for
13044 GIMPLE_ASSIGN before accessing the rhs code.
13046 2009-04-03 Jason Merrill <jason@redhat.com>
13048 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13050 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13052 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13053 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13054 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13055 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13056 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13057 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13058 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13059 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13060 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13061 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13062 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13063 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13064 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13065 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13066 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13067 Use fr_reg_or_fp01_operand instead of fr_register_operand
13069 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13070 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13071 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13073 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13075 PR rtl-optimization/39607
13076 PR rtl-optimization/39631
13080 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13081 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13082 instead of DF_LR_OUT.
13083 * ira-lives.c (process_bb_node_lives): Ditto.
13084 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13085 instead of DF_LR_{OUT,IN}.
13086 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13087 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13089 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13091 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13092 (execute_lower_omp): Always run but take the short way out if -fopenmp
13094 (gate_lower_omp): Remove, forcing the pass manager to always run the
13095 pass and always set PROP_gimple_lomp.
13096 (pass_lower_omp): Remove gate function.
13097 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13098 PROP_trees. Instead, require it.
13099 * ipa-cp.c (pass_ipa_cp): Likewise.
13100 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13101 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13102 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13103 and PROP_gimple_leh.
13105 2009-04-03 Richard Guenther <rguenther@suse.de>
13107 PR middle-end/13146
13108 PR tree-optimization/23940
13109 PR tree-optimization/33237
13110 PR middle-end/33974
13111 PR middle-end/34093
13112 PR tree-optimization/36201
13113 PR tree-optimization/36230
13114 PR tree-optimization/38049
13115 PR tree-optimization/38207
13116 PR tree-optimization/38230
13117 PR tree-optimization/38301
13118 PR tree-optimization/38585
13119 PR middle-end/38895
13120 PR tree-optimization/38985
13121 PR tree-optimization/39299
13122 * tree-ssa-structalias.h: Remove.
13123 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13124 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13125 (struct vuse_element_d): Remove.
13126 (struct vuse_vec_d): Likewise.
13127 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13128 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13129 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13130 VUSE_ELEMENT_VAR): Likewise.
13131 (struct voptype_d): Likewise.
13132 (NUM_VOP_FREE_BUCKETS): Likewise.
13133 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13134 (struct stmt_operands_d): Remove.
13135 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13136 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13137 VDEF_NUM, VDEF_VECT): Likewise.
13138 (copy_virtual_operands): Remove.
13139 (operand_build_cmp): Likewise.
13140 (create_ssa_artificial_load_stmt): Likewise.
13141 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13142 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13143 vuse_index and mayuse_index members. Pack and move done and iter_type
13144 members to the front.
13145 (SSA_OP_VMAYUSE): Remove.
13146 (SSA_OP_VIRTUAL_USES): Adjust.
13147 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13148 (unlink_stmt_vdef): Declare.
13149 (add_to_addressable_set): Remove.
13150 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13151 (vrp_visit_stmt): Likewise.
13152 * doc/tree-ssa.texi (Alias analysis): Update.
13153 * doc/invoke.texi (max-aliased-vops): Remove docs.
13154 (avg-aliased-vops): Likewise.
13155 * tree-into-ssa.c (syms_to_rename): Remove.
13156 (need_to_update_vops_p): Likewise.
13157 (need_to_initialize_update_ssa_p): Rename to ...
13158 (update_ssa_initialized_fn): ... this. Track function we are
13160 (symbol_marked_for_renaming): Simplify.
13161 (add_new_name_mapping): Do not set need_to_update_vops_p.
13162 (dump_currdefs): Use SYMS_TO_RENAME.
13163 (rewrite_update_stmt): Always walk all uses/defs.
13164 (dump_update_ssa): Adjust.
13165 (init_update_ssa): Take function argument. Track what we are
13167 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13168 (create_new_def_for): Initialize for cfun, assert we are initialized
13170 (mark_sym_for_renaming): Simplify.
13171 (mark_set_for_renaming): Do not initialize update-ssa.
13172 (need_ssa_update_p): Simplify. Take function argument.
13173 (name_mappings_registered_p): Assert we ask for the correct function.
13174 (name_registered_for_update_p): Likewise.
13175 (ssa_names_to_replace): Likewise.
13176 (release_ssa_name_after_update_ssa): Likewise.
13177 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13178 (dump_decl_set): Do not print a newline.
13179 (debug_decl_set): Do it here.
13180 (dump_update_ssa): And here.
13181 * tree-ssa-loop-im.c (move_computations): Adjust.
13182 (movement_possibility): Likewise.
13183 (determine_max_movement): Likewise.
13184 (gather_mem_refs_stmt): Likewise.
13185 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13186 or NAME_MEMORY_TAG.
13187 * tree-complex.c (update_all_vops): Remove.
13188 (expand_complex_move): Adjust.
13189 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13190 Simplify test for memory referencing statement. Exclude
13191 non-invariant ADDR_EXPRs.
13192 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13193 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13194 (rdg_flag_uses): Likewise.
13195 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13197 (tree_optimize_tail_calls_1): Also split the
13198 edge from the entry block if we have degenerate PHI nodes in
13199 the first basic block.
13200 * tree.c (init_ttree): Remove memory-tag related code.
13201 (tree_code_size): Likewise.
13202 (tree_node_structure): Likewise.
13203 (build7_stat): Re-write to be build6_stat.
13204 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13205 (SSA_VAR_P): Adjust.
13206 (struct tree_memory_tag): Remove.
13207 (struct tree_memory_partition_tag): Likewise.
13208 (union tree_node): Adjust.
13209 (build7): Re-write to be build6.
13210 * tree-pass.h (pass_reset_cc_flags): Remove.
13211 (TODO_update_address_taken): New flag.
13212 (pass_simple_dse): Remove.
13213 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13214 * params.h (MAX_ALIASED_VOPS): Remove.
13215 (AVG_ALIASED_VOPS): Likewise.
13216 * omp-low.c (expand_omp_taskreg): Update SSA form.
13217 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13218 aliases the lhs in a copy stmt.
13219 * tree-ssa-dse.c (struct address_walk_data): Remove.
13220 (memory_ssa_name_same): Likewise.
13221 (memory_address_same): Likewise.
13222 (get_kill_of_stmt_lhs): Likewise.
13223 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13224 unused stores. Look through PHI nodes into post-dominated regions.
13225 (dse_optimize_stmt): Simplify. Properly remove stores.
13226 (tree_ssa_dse): Compute dominators.
13227 (execute_simple_dse): Remove.
13228 (pass_simple_dse): Likewise.
13229 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13230 gimple_loaded_syms and gimple_stored_syms computation.
13231 * toplev.c (dump_memory_report): Dump alias and pta stats.
13232 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13233 (vn_reference_eq): Likewise.
13234 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13235 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13236 valueize_vuses): Remove.
13237 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13238 (get_def_ref_stmt_vuse): ... this.
13239 (vn_reference_lookup_2): New function.
13240 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13241 walking equivalent vuses. Simplify.
13242 (vn_reference_lookup): Likewise.
13243 (vn_reference_insert): Likewise.
13244 (vn_reference_insert_pieces): Likewise.
13245 (visit_reference_op_call): Simplify.
13246 (visit_reference_op_load): Likewise.
13247 (visit_reference_op_store): Likewise.
13248 (init_scc_vn): Remove shared_lookup_vuses initialization.
13249 (free_scc_vn): Remove shared_lookup_vuses freeing.
13250 (sort_vuses, sort_vuses_heap): Remove.
13251 (get_ref_from_reference_ops): Export.
13252 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13253 vector with single vuse pointer.
13254 (vn_reference_lookup_pieces, vn_reference_lookup,
13255 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13256 (shared_vuses_from_stmt): Remove.
13257 (get_ref_from_reference_ops): Declare.
13258 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13259 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13260 memory-tag related code.
13261 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13262 (likely_value): Add comment, skip static-chain of call statements.
13263 (surely_varying_stmt_p): Adjust.
13264 (gimplify_and_update_call_from_tree): Likewise.
13265 (execute_fold_all_builtins): Do not rebuild alias info.
13266 (gimplify_and_update_call_from_tree): Properly update VOPs.
13267 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13268 (copy_ref_info): Remove memory-tag related code.
13269 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13270 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13271 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13273 * tree-ssa-dom.c (gimple_p): Remove typedef.
13274 (eliminate_redundant_computations): Adjust.
13275 (record_equivalences_from_stmt): Likewise.
13276 (avail_expr_hash): Likewise.
13277 (avail_expr_eq): Likewise.
13278 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13279 (stmt_makes_single_load): Likewise.
13280 (stmt_makes_single_store): Likewise.
13281 * tree-ssa-alias.c: Rewrite completely.
13282 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13283 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13284 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13285 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13286 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13287 Remove public functions.
13288 (pass_reset_cc_flags): Remove.
13289 (pass_build_alias): Move ...
13290 * tree-ssa-structalias.c (pass_build_alias): ... here.
13291 * tree-ssa-alias.c (may_be_aliased): Move ...
13292 * tree-flow-inline.h (may_be_aliased): ... here.
13293 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13294 count_uses_and_derefs): Move ...
13295 * gimple.c: ... here.
13296 * gimple.h (count_uses_and_derefs): Declare.
13297 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13298 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13299 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13300 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13301 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13302 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13303 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13305 * tree-dfa.c (refs_may_alias_p): Move ...
13306 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13307 * tree-ssa-alias.h: New file.
13308 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13309 (statement_sink_location): Likewise.
13310 * opts.c (decode_options): Do not adjust max-aliased-vops or
13311 avg-aliased-vops values.
13312 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13313 (TV_CALL_CLOBBER): Likewise.
13314 (TV_FLOW_SENSITIVE): Likewise.
13315 (TV_FLOW_INSENSITIVE): Likewise.
13316 (TV_MEMORY_PARTITIONING): Likewise.
13317 (TV_ALIAS_STMT_WALK): New timevar.
13318 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13319 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13320 (get_address_description): Remove memory-tag related code.
13321 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13322 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13323 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13324 and immediate uses in statements. Document.
13325 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13326 (dump_symbols): Remove.
13327 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13328 * alias.c (get_deref_alias_set): New function split out from ...
13329 (get_alias_set): ... here.
13330 * alias.h (get_deref_alias_set): Declare.
13331 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13332 type parameter. Remove restrict pointer handling. Create a
13333 ref-all pointer in case type-based alias sets do not conflict.
13334 (vect_analyze_data_refs): Remove SMT related code.
13335 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13336 (vectorizable_load): Likewise.
13337 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13338 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13339 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13340 Ignore vops and SMTs.
13341 (dr_analyze_alias): Likewise..
13342 (free_data_ref): Likewise.
13343 (create_data_ref): Likewise.
13344 (analyze_all_data_dependences): Likewise.
13345 (get_references_in_stmt): Adjust.
13346 * tree-flow-inline.h (gimple_aliases_computed_p,
13347 gimple_addressable_vars, gimple_call_clobbered_vars,
13348 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13349 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13350 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13351 gimple_mem_ref_stats): Remove.
13352 (gimple_vop): New function.
13353 (op_iter_next_use): Remove vuses and mayuses cases.
13354 (op_iter_next_def): Remove vdefs case.
13355 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13356 (clear_and_done_ssa_iter): Do not set removed fields.
13357 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13358 Assert we are not iterating over vuses or vdefs if not also
13359 iterating over uses or defs.
13360 (op_iter_init_use): Likewise.
13361 (op_iter_init_def): Likewise.
13362 (op_iter_next_vdef): Remove.
13363 (op_iter_next_mustdef): Likewise.
13364 (op_iter_init_vdef): Likewise.
13365 (compare_ssa_operands_equal): Likewise.
13366 (link_use_stmts_after): Handle vuse operand.
13367 (is_call_used): Use is_call_clobbered.
13368 (is_call_clobbered): Global variables are always call clobbered,
13369 query the call-clobbers bitmap.
13370 (mark_call_clobbered): Ignore global variables.
13371 (clear_call_clobbered): Likewise.
13372 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13373 virtual operands sanity check.
13374 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13376 (TARGET_MEM_REF): Remove TMR_TAG operand.
13377 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13378 Remove call-clobber related code.
13379 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13380 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13381 partitions or escape reason.
13382 (get_single_def_stmt, get_single_def_stmt_from_phi,
13383 get_single_def_stmt_with_phi): Remove.
13384 (dump_referenced_vars): Tidy.
13385 (get_ref_base_and_extent): Allow bare decls.
13386 (collect_dfa_stats): Adjust.
13387 * graphite.c (rename_variables_in_stmt): Adjust.
13388 (graphite_copy_stmts_from_block): Likewise.
13389 (translate_clast): Likewise.
13390 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13392 (translate_vuse_through_block): Use the oracle.
13393 (phi_translate_1): Adjust.
13394 (value_dies_in_block_x): Use the oracle. Cache the outcome
13396 (valid_in_sets): Check if the VUSE for
13397 a REFERENCE is available.
13398 (eliminate): Do not remove stmts during elimination,
13399 instead queue and remove them afterwards.
13400 (do_pre): Do not rebuild alias info.
13401 (pass_pre): Run TODO_rebuild_alias before PRE.
13402 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13403 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13404 (mark_all_v_defs_stmt): Remove.
13405 (mark_all_v_defs_seq): Adjust.
13406 (sra_replace): Likewise.
13407 (scalarize_use): Likewise.
13408 (scalarize_copy): Likewise.
13409 (scalarize_init): Likewise.
13410 (scalarize_ldst): Likewise.
13411 (todoflags): Remove.
13412 (tree_sra): Do not rebuild alias info.
13413 (tree_sra_early): Adjust.
13414 (pass_sra): Run TODO_update_address_taken before SRA.
13415 * tree-predcom.c (set_alias_info): Remove.
13416 (prepare_initializers_chain): Do not call it.
13417 (mark_virtual_ops_for_renaming): Adjust.
13418 (mark_virtual_ops_for_renaming_list): Remove.
13419 (initialize_root_vars): Adjust.
13420 (initialize_root_vars_lm): Likewise.
13421 (prepare_initializers_chain): Likewise.
13422 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13423 (may_propagate_copy_into_stmt): Likewise.
13424 (merge_alias_info): Do nothing for now.
13425 (propagate_tree_value_into_stmt): Adjust.
13426 (stmt_may_generate_copy): Likewise.
13427 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13428 not mark symbols for renaming.
13429 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13430 with the same statement, make sure to update the new pointed-to one.
13431 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13432 call statements, do not mark symbols for renaming.
13433 (mark_operand_necessary): Dump something.
13434 (ref_may_be_aliased): New function.
13435 (mark_aliased_reaching_defs_necessary_1): New helper function.
13436 (mark_aliased_reaching_defs_necessary): Likewise.
13437 (mark_all_reaching_defs_necessary_1): Likewise.
13438 (mark_all_reaching_defs_necessary): Likewise.
13439 (propagate_necessity): Do not process virtual PHIs. For
13440 non-aliased loads mark all reaching definitions as necessary.
13441 For aliased loads and stores mark the immediate dominating
13442 aliased clobbers as necessary.
13443 (visited): New global static.
13444 (perform_tree_ssa_dce): Free visited bitmap after propagating
13446 (remove_dead_phis): Perform simple dead virtual PHI removal.
13447 (remove_dead_stmt): Properly unlink virtual operands when
13449 (eliminate_unnecessary_stmts): Schedule PHI removal after
13451 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13452 (process_replaceable): Likewise.
13453 (find_replaceable_in_bb): Likewise.
13454 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13455 based on the single gimple vop.
13456 (verify_flow_insensitive_alias_info): Remove.
13457 (verify_flow_sensitive_alias_info): Likewise.
13458 (verify_call_clobbering): Likewise.
13459 (verify_memory_partitions): Likewise.
13460 (verify_alias_info): Likewise.
13461 (verify_ssa): Adjust..
13462 (execute_update_addresses_taken): Export. Update SSA
13463 manually. Optimize only when optimizing. Use a local bitmap.
13464 (pass_update_address_taken): Remove TODO_update_ssa, add
13466 (pass_update_address_taken): Just use TODO_update_address_taken.
13467 (init_tree_ssa): Do not initialize addressable_vars.
13468 (verify_ssa): Verify new VUSE / VDEF properties.
13469 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13470 Do not call verify_alias_info.
13471 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13472 Do not free the loaded and stored syms bitmaps. Reset the escaped
13473 and callused solutions. Do not free addressable_vars.
13474 Remove memory-tag related code.
13475 (warn_uninitialized_var): Aliases are always available.
13476 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13477 * lambda-code.c (can_put_in_inner_loop): Adjust.
13478 (can_put_after_inner_loop): Likewise.
13479 (perfect_nestify): Likewise.
13480 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13481 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13482 (vectorizable_conversion): Do not mark symbols for renaming.
13483 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13484 (expand_call_inline): Unlink the calls virtual operands before
13486 (tree_function_versioning): Do not call update_ssa if we are not
13487 updating clones. Simplify.
13488 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13489 (propagate_with_phi): Likewise..
13490 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13491 clobber code. Assert we are not aliased or global.
13492 * tree-flow.h: Include tree-ssa-alias.h
13493 (enum escape_type): Remove.
13494 (struct mem_sym_stats_d): Likewise.
13495 (struct mem_ref_stats_d): Likewise.
13496 (struct gimple_df): Add vop member. Remove global_var,
13497 call_clobbered_vars, call_used_vars, addressable_vars,
13498 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13499 escaped and callused members.
13500 (struct ptr_info_def): Remove all members, add points-to solution
13502 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13503 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13504 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13505 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13506 (tree-ssa-alias.o): Likewise.
13507 (toplev.o): Add tree-ssa-alias.h
13508 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13509 * gimple.c (gimple_set_bb): Fix off-by-one error.
13510 (is_gimple_reg): Do not handle memory tags.
13511 (gimple_copy): Also copy virtual operands.
13512 Delay updating the statement. Do not reset loaded and stored syms.
13513 (gimple_set_stored_syms): Remove.
13514 (gimple_set_loaded_syms): Likewise.
13515 (gimple_call_copy_skip_args): Copy the virtual operands
13516 and mark the new statement modified.
13517 * tree-ssa-structalias.c (may_alias_p): Remove.
13518 (set_uids_in_ptset): Take the alias set to prune with as
13519 parameter. Fold in the alias test of may_alias_p.
13520 (compute_points_to_sets): Compute whether a ptr is dereferenced
13521 in a local sbitmap.
13522 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13523 other ADDRESSOF constraints on the lhs.
13524 (get_constraint_for_component_ref): Assert that we don't get
13525 ADDRESSOF constraints from the base of the reference.
13526 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13527 (struct variable_info): Remove collapsed_to member.
13528 (get_varinfo_fc): Remove.
13529 (new_var_info): Do not set collapsed_to.
13530 (dump_constraint): Do not follow cycles.
13531 (dump_constraint_graph): Likewise.
13532 (build_pred_graph): Likewise.
13533 (build_succ_graph): Likewise.
13534 (rewrite_constraints): Likewise.
13535 (do_simple_structure_copy): Remove.
13536 (do_rhs_deref_structure_copy): Remove.
13537 (do_lhs_deref_structure_copy): Remove.
13538 (collapse_rest_of_var): Remove.
13539 (do_structure_copy): Re-implement.
13540 (pta_stats): New global variable.
13541 (dump_pta_stats): New function.
13542 (struct constraint_expr): Make offset signed.
13543 (UNKNOWN_OFFSET): Define special value.
13544 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13545 (solution_set_expand): New helper function split out from ...
13546 (do_sd_constraint): ... here.
13547 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13548 (do_ds_constraint): Likewise.
13549 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13550 and CALLUSED = *CALLUSED.
13551 (set_union_with_increment): Make inc argument signed.
13552 (type_safe): Remove.
13553 (get_constraint_for_ptr_offset): Handle unknown and negative
13555 (first_vi_for_offset): Handle offsets before start. Bail
13556 out early for offsets beyond the variable extent.
13557 (first_or_preceding_vi_for_offset): New function.
13558 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13559 Together with ESCAPED = *ESCAPED this properly computes reachability.
13560 (find_what_var_points_to): New function.
13561 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13562 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13563 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13564 pt_solutions_intersect): New functions.
13565 (compute_call_used_vars): Remove.
13566 (compute_may_aliases): New main entry into PTA computation.
13567 * gimple.h (gimple_p): New typedef.
13568 (struct gimple_statement_base): Remove references_memory_p.
13569 (struct gimple_statement_with_memory_ops_base): Remove
13570 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13572 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13573 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13574 gimple_set_references_memory): Remove.
13575 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13576 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13578 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13579 (verify_expr): Allow RESULT_DECL.
13580 (gimple_duplicate_bb): Do not copy virtual operands.
13581 (gimple_duplicate_sese_region): Adjust.
13582 (gimple_duplicate_sese_tail): Likewise.
13583 (mark_virtual_ops_in_region): Remove.
13584 (move_sese_region_to_fn): Do not call it.
13585 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13586 and pass_simple_dse.
13587 (execute_function_todo): Handle TODO_update_address_taken,
13588 call execute_update_addresses_taken for TODO_rebuild_alias.
13589 (execute_todo): Adjust.
13590 (execute_one_pass): Init dump files early.
13591 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13593 (create_general_new_stmt): Clear vops.
13594 * tree-ssa-reassoc.c (get_rank): Adjust.
13595 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13596 symbols for renaming.
13597 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13598 (PARAM_AVG_ALIASED_VOPS): Likewise.
13599 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13600 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13601 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13602 (operand_build_cmp, copy_virtual_operands,
13603 create_ssa_artificial_load_stmt, add_to_addressable_set,
13604 gimple_add_to_addresses_taken): Remove public functions.
13605 (unlink_stmt_vdef): New function.
13607 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13609 * config.gcc (powerpc-*-linux*): Merge variants.
13611 2009-04-02 Chao-ying Fu <fu@mips.com>
13612 James Grosbach <james.grosbach@microchip.com>
13614 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13615 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13617 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13618 keep_interrupts_masked_p, use_debug_exception_return_p.
13619 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13620 keep_interrupts_masked, use_debug_exception_return.
13621 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13622 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13624 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13625 (mips_print_operand): Process COP0 registers to print $0 .. $31
13626 correctly for GAS to process.
13627 (mips_interrupt_extra_call_saved_reg_p): New function.
13628 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13630 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13631 (mips_compute_frame_info): Add supports for interrupt context that
13632 includes doubleword accumulators and COP0 registers.
13633 (mips_for_each_saved_acc): New function.
13634 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13635 mips_for_each_saved_reg.
13636 (mips_save_reg): Save accumulators.
13637 (mips_kernel_reg_p): A new for_each_rtx callback.
13638 (mips_expand_prologue): Support interrupt handlers.
13639 (mips_restore_reg): Restore accumulators.
13640 (mips_expand_epilogue): Support interrupt handlers.
13641 (mips_can_use_return_insn): Return false for interrupt handlers.
13642 (mips_epilogue_uses): New function.
13643 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13644 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13645 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13646 cop0_move): New instructions.
13647 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13648 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13650 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13652 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13653 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13654 interrupt handlers, we use K0 as the temporary register.
13655 (EPILOGUE_USES): Change to a function call.
13656 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13657 handlers, we use K0 as the temporary register.
13659 * doc/extend.texi (Function Attributes): Document interrupt,
13660 use_shadow_register_set, keep_interrupts_masked,
13661 use_debug_exception_return for MIPS attributes.
13663 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13665 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13666 Remove a number of t-files from tmake_file.
13667 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13668 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13669 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13670 target_prototype, not TARGET_PROTOTYPE.
13671 (LINK_OS_GNU_SPEC): Define.
13672 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13673 and darwin-ldoubdle.c.
13675 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13678 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13679 (cpp_options): Ditto.
13680 (default_compilers): Ditto.
13681 (display_help): Ditto.
13682 (process_command): Ditto.
13683 (do_spec_1): Ditto.
13684 (set_input): Use lbasename instead of duplicate code.
13685 (save_temps_prefix): New static for -save-temps=obj.
13686 (save_temps_length): Ditto.
13688 * doc/invoke.texi (-save-temps=obj): Document new variant to
13689 -save-temps switch.
13691 2009-04-02 Jeff Law <law@redhat.com>
13693 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13696 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13698 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13699 * configure: Regenerated.
13701 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13703 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13704 share the argument list.
13706 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13710 2009-02-12 Diego Novillo <dnovillo@google.com>
13712 * varpool.c (debug_varpool): New.
13713 * cgraph.h (debug_varpool): Declare.
13715 2009-04-02 Jan Hubicka <jh@suse.cz>
13717 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13720 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13722 * config/i386/i386.c (ix86_abi): Move initialization to ...
13723 (override_options): Here.
13725 2009-04-02 Christian Bruel <christian.bruel@st.com>
13727 * config/sh/sh.c (sh_dwarf_register_span): New function.
13728 (TARGET_DWARF_REGISTER_SPAN): Define.
13729 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13731 2009-04-02 Ira Rosen <irar@il.ibm.com>
13733 PR tree-optimization/39595
13734 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13735 interleaved loads group is not greater than the SLP group size.
13737 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13739 * builtins.c (is_builtin_name): New.
13740 (called_as_built_in): Use is_builtin_name.
13741 * tree.h (is_builtin_name): New.
13742 * varasm.c (incorporeal_function_p): Use is_builtin_name
13744 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13746 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13748 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13751 * c-decl.c (clone_underlying_type): Move this ...
13752 * c-common.c (set_underlying_type): ... here.
13753 Also, make sure the function properly sets TYPE_STUB_DECL() on
13754 the newly created typedef variant type.
13755 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13756 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13759 2009-04-02 Richard Guenther <rguenther@suse.de>
13761 PR tree-optimization/37221
13762 * tree-flow.h (degenerate_phi_result): Declare.
13763 * tree-ssa-dom.c (degenerate_phi_result): Export.
13764 * tree-scalar-evolution.c (analyze_initial_condition): If
13765 the initial condition is defined by a degenerate PHI node
13766 use the degenerate value.
13768 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13770 PR rtl-optimization/39588
13771 * combine.c (merge_outer_ops): Do not set the constant when this
13773 (simplify_shift_const_1): Do not modify it either in this case.
13775 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13777 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13778 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13780 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13783 * c-lex.c (interpret_float): Default (no suffix) is double.
13785 2009-04-1 Xinliang David Li <davidxl@google.com>
13787 * config/i386/i386.c (legitimate_constant_p): Recognize
13788 all one vector constant.
13790 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13792 * config/vax/vax.c: Add #includes to silence warnings.
13793 Change #include order to silence two warnings.
13795 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13797 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13798 (ASM_SPEC): Pass -k to the assembler for PIC code.
13800 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13802 * config.gcc: Add vax-*-linux* to the switch.
13803 * config/vax/linux.h: New file. (TARGET_VERSION,
13804 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13806 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13808 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13809 Use predicate macros instead of GET_CODE() == foo.
13810 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13811 ashlsi3, rotrsi3, <unnamed>): Likewise.
13813 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13815 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13816 jbbccihi, jbbccisi): Remova trailing whitespace.
13817 * config/vax/constraints.md: Likewise.
13818 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13819 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13820 * config/vax/predicates.md: Likewise.
13821 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13822 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13823 * config/vax/vax.h: Likewise.
13824 * config/vax/vax.md (nonlocal_goto): Likewise.
13826 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13828 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13829 (indirectable_address_p, adjacent_operands_p): Add spaces around
13831 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13833 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13835 * config/vax/vax.c (legitimate_constant_address_p,
13836 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13837 index_term_p, reg_plus_index_p, legitimate_address_p,
13838 vax_mode_dependent_address_p): Update comments to match functions
13839 modified by the recent int->bool conversion.
13841 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13843 * config/vax/builtins.md: Update copyright message.
13844 * config/vax/constraints.md: Likewise.
13845 * config/vax/netbsd-elf.h: Likewise.
13846 * config/vax/predicates.md: Likewise.
13847 * config/vax/vax-protos.h: Likewise.
13848 * config/vax/vax.c: Likewise.
13849 * config/vax/vax.h: Likewise.
13850 * config/vax/vax.md: Likewise.
13851 * config/vax/vax.opt: Likewise.
13853 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13855 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13856 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13857 * config/vax/constraints.md (B, R): Likewise.
13858 * config/vax/predicates.md (external_memory_operand,
13859 nonimmediate_addsub_di_operand): Likewise.
13860 * config/vax/vax.c (vax_output_int_add): Likewise.
13861 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13862 untyped_call): Likewise.
13864 2009-04-01 Matt Thomas <matt@3am-software.com>
13866 * config/vax/predicates.md: New file.
13867 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13868 external_const_operand, nonsymbolic_operand, external_memory_operand,
13869 indirect_memory_operand, indexed_memory_operand,
13870 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13871 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13873 * config/vax/constraints.md: New file.
13874 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13876 * config/vax/builtins.md: New file.
13877 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13878 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13880 * config/vax/vax.opt (mqmath): Add option.
13881 * config/vax/vax.md (isfx): Extend with DI.
13882 (VAXintQH, VAXintQHSD): Define.
13883 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13884 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13885 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13886 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13887 (movdi): Update constraints and use vax_output_int_move().
13888 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13889 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13890 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13891 nonlocal_goto): New.
13892 (mov<mode>): Extend accepted operand types.
13893 (subdi3_old): Rename from subdi3, change update constraints and use
13894 a new implementation.
13895 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13896 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13897 MOVE_RATIO, CLEAR_RATIO): Define.
13898 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13899 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13900 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13901 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13902 (split_quadword_operands): Make static and really allow variable
13904 (print_operand_address): Update for PIC generation.
13905 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13906 indexable_address_p, fixup_mathdi_operand,
13907 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13908 (vax_float_literal, legitimate_constant_p,
13909 indirectable_constant_address_p, index_term_p,
13910 reg_plus_index_p): Return bool instead of int.
13911 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13913 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13915 (vax_output_conditional_branch): Indent.
13916 (legitimate_constant_address_p, indirectable_constant_address_p,
13917 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13918 vax_mode_dependent_address_p): Return bool instead of int, update for
13920 * config/vax/vax-protos.h (legitimate_constant_address_p,
13921 legitimate_constant_p, legitimate_address_p,
13922 vax_mode_dependent_address_p): Change declaration to bool.
13923 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13924 vax_expand_addsub_di_operands, vax_output_int_subtract,
13925 vax_output_movmemsi): Declare.
13926 (split_quadword_operands, vax_float_literal): Delete declaration.
13927 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13928 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13929 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13930 ASM_OUTPUT_DWARF_PCREL): Define.
13931 (ASM_SPEC): Change definition to allow PIC generation.
13933 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13935 * doc/sourcebuild.texi: Update front-end requirements.
13937 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13940 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13941 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13942 (booldi3_internal3): Use boolean_or_operator instead of
13945 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13948 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13949 declarator whose size is not an integer constant expression but
13950 folds to an integer constant, then treat it as a constant
13953 2009-04-01 Richard Guenther <rguenther@suse.de>
13955 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13956 i * 4 + 2 to (i * 2 + 1) * 2.
13958 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13961 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13962 return if c_parser_asm_string_literal returned NULL.
13964 2009-04-01 Nick Clifton <nickc@redhat.com>
13966 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13968 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13969 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13970 other typedefs to avoid conflicts with libgcc2.c. Define labels
13971 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13973 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13974 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13977 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13979 * varasm.c (default_function_rodata_section): Declare DOT as
13982 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13983 Andrey Galkin <agalkin@hypercom.com>
13986 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13987 Make object_name unique for each process.
13989 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13992 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13993 addressable variables in the parallel that could go out of scope while
13994 running queued tasks.
13996 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13998 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13999 (CASE_VALUES_THRESHOLD): Redefine.
14000 * config/avr/avr.c (avr_override_options): Remove initialization of
14001 avr_case_values_threshold variable.
14002 (avr_case_values_threshold): Remove variable. Add new function.
14003 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14004 * config/avr/avr.opt (mno-tablejump): Remove option.
14005 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14007 2009-04-01 DJ Delorie <dj@redhat.com>
14009 * varasm.c (default_function_rodata_section): Don't assume
14010 anything about where the first '.' in the section name is.
14012 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14014 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14015 rs6000_emit_stack_tie.
14017 2009-03-31 Ian Lance Taylor <iant@google.com>
14019 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14020 gimple_code with GIMPLE_RESX, not RESX.
14022 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14024 * c-common.c (c_get_ident): New.
14025 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14027 2009-04-01 Ben Elliston <bje@au.ibm.com>
14029 * config/rs6000/sysv4.opt (msdata): Improve option description.
14031 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14033 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14034 (divdf3_internal_lat): Remove.
14035 (divxf3_internal_lat): Remove.
14036 (divxf3_internal_thr): Remove.
14037 (divxf): Use divxf3_internal.
14038 * config/ia64/div.md (divsf3_internal_lat): New.
14039 (divdf3_internal_lat): New.
14040 (divxf3_internal): New.
14042 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14045 * Makefile.in (USE_GCC_STDINT): Define.
14046 (stmp-int-hdrs): Install stdint.h if applicable.
14047 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14049 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14050 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14051 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14052 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14053 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14054 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14055 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14056 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14057 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14058 (c_common_nodes_and_builtins): Initialize
14059 underlying_wchar_type_node. Do not initialize
14060 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14061 nodes for new types.
14062 (c_stddef_cpp_builtins): Define macros for new types.
14063 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14065 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14066 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14067 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14068 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14069 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14070 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14071 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14072 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14073 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14074 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14075 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14076 int16_type_node, int32_type_node, int64_type_node,
14077 uint8_type_node, uint16_type_node, c_uint32_type_node,
14078 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14079 int_least32_type_node, int_least64_type_node,
14080 uint_least8_type_node, uint_least16_type_node,
14081 uint_least32_type_node, uint_least64_type_node,
14082 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14083 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14084 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14085 uintptr_type_node): Define.
14086 * c-cppbuiltin.c (builtin_define_constants,
14087 builtin_define_type_minmax): New.
14088 (builtin_define_stdint_macros): Define more macros.
14089 (c_cpp_builtins): Define more limit macros.
14090 (type_suffix): New.
14091 (builtin_define_type_max): Define in terms of
14092 builtin_define_type_minmax. Remove is_long parameter. All
14094 * config.gcc (use_gcc_stdint): Define.
14095 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14096 Add newlib-stdint.h for generic targets.
14097 * config/glibc-stdint.h, config/newlib-stdint.h,
14098 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14099 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14100 * config/score/score.h (UINTPTR_TYPE): Define.
14101 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14102 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14103 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14104 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14105 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14106 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14107 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14108 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14109 * config/spu/spu.h (STDINT_LONG32): Define.
14110 * configure.ac (use_gcc_stdint): Substitute.
14111 * configure: Regenerate.
14112 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14113 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14114 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14115 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14116 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14117 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14118 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14119 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14120 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14121 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14122 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14123 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14124 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14125 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14126 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14127 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14128 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14129 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14130 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14131 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14132 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14133 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14134 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14135 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14136 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14137 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14138 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14139 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14140 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14142 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14144 * loop-iv.c (suitable_set_for_replacement): Renamed from
14145 simplify_using_assignment; changed to return bool and to accept new
14146 args DEST and SRC. Return true iff we find a source/destination pair
14147 that can be used to make a replacement, and fill SRC and DEST if so.
14148 Remove arg ALTERED. Don't deal with altered regs here. All callers
14150 (simplify_using_initial_values): Deal with altered regs here and track
14151 more precisely the effect they have on the validity of our expression.
14153 * loop-iv.c (simplify_using_condition): A condition of the form
14154 (EQ REG CONST) can be used to simply make a substitution.
14155 (simplify_using_initial_values): Keep track of conditions we have seen
14156 and keep using them to simplify new expressions, while applying the
14157 same substitutions to them as to the expression.
14159 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14160 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14163 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14164 changed. Use this when trying to improve the upper bound.
14165 Generate the comparison by using simplify_gen_relational.
14167 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14169 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14171 (simplify_using_assignment, simplify_using_initial_values): Call
14172 replace_in_expr to make replacements. Call replace_single_def_regs
14173 once on the initial version of the expression.
14175 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14178 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14180 2009-03-31 Richard Guenther <rguenther@suse.de>
14182 PR middle-end/31029
14183 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14184 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14186 2009-03-31 Richard Guenther <rguenther@suse.de>
14188 * tree.h (div_if_zero_remainder): Declare.
14189 * fold-const.c (div_if_zero_remainder): Export.
14190 * tree-ssa-forwprop.c
14191 (forward_propagate_addr_into_variable_array_index): Handle
14192 constant array index addition outside of the variable index.
14194 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14197 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14198 define_splits, floatunssi<mode>2): Require x87 conversions from
14199 DImode to be permitted.
14201 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14203 PR preprocessor/15638
14204 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14206 2009-03-31 Richard Guenther <rguenther@suse.de>
14208 PR middle-end/23401
14209 PR middle-end/27810
14210 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14211 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14212 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14213 a separate statement.
14214 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14215 (lookup_tmp_var): Likewise.
14216 (is_gimple_formal_tmp_or_call_rhs): Remove.
14217 (is_gimple_reg_or_call_rhs): Rename to ...
14218 (is_gimple_reg_rhs_or_call): ... this.
14219 (is_gimple_mem_or_call_rhs): Rename to ...
14220 (is_gimple_mem_rhs_or_call): ... this.
14221 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14222 DECL_GIMPLE_REG_P only if is_formal is true.
14223 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14224 for non-proper post-modify expression gimplification.
14225 (gimplify_self_mod_expr): For post-modify expressions gimplify
14226 the lvalue to a minimal lvalue.
14227 (rhs_predicate_for): Remove formal temp case.
14228 (gimplify_modify_expr_rhs): Likewise.
14229 (gimplify_addr_expr): Use is_gimple_reg.
14230 (gimplify_expr): Remove formal temp cases.
14231 (gimple_regimplify_operands): Likewise.
14232 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14233 and FILTER_EXPR like constants.
14234 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14236 (is_gimple_formal_tmp_rhs): Remove.
14237 (is_gimple_reg_rhs): Remove special casing.
14238 (is_gimple_mem_rhs): Fix.
14239 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14240 (is_gimple_formal_tmp_var): Remove.
14241 (is_gimple_formal_tmp_reg): Likewise.
14242 (is_gimple_min_lval): Allow invariant component ref parts.
14243 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14244 is_gimple_formal_tmp_reg): Remove declarations.
14245 * tree-cfg.c (verify_expr): Verify that variables with address
14246 taken do not have DECL_GIMPLE_REG_P set.
14247 * tree-mudflap.c (mf_build_check_statement_for): Use
14248 force_gimple_operand instead of gimplify_expr.
14250 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14252 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14253 schedulable rows to compute_split_row.
14255 2009-03-31 Ben Elliston <bje@au.ibm.com>
14258 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14261 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14263 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14264 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14265 * configure: Regenerate.
14266 * config.in: Regenerate.
14267 * config/rs6000/rs6000.opt (mtls-markers): Add.
14268 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14269 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14270 (tls_ld_aix, tls_ld_sysv): Likewise.
14271 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14272 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14274 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14276 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14278 2009-03-30 Jan Hubicka <jh@suse.cz>
14280 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14282 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14283 detection and label handling.
14285 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14287 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14288 left_conflicts_size.
14289 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14290 ALLOCNO_LEFT_CONFLICTS_SIZE.
14292 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14293 remove_allocno_from_bucket_and_push,
14294 allocno_spill_priority_compare, push_allocnos_to_stack,
14295 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14296 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14297 (setup_allocno_left_conflicts_num): Ditto. Rename to
14298 setup_allocno_left_conflicts_size.
14299 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14300 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14301 setup_allocno_left_conflicts_size instead of
14302 setup_allocno_left_conflicts_num.
14304 * ira-build.c (ira_create_allocno): Use
14305 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14306 ALLOCNO_LEFT_CONFLICTS_NUM.
14308 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14310 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14311 instead of DF_LR_OUT.
14313 * ira-lives.c (process_bb_node_lives): Ditto.
14315 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14316 instead of DF_LR_{OUT,IN}.
14318 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14320 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14322 2009-03-30 Jan Hubicka <jh@suse.cz>
14324 * except.c (label_to_region_map): Fix thinko.
14326 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14328 PR middle-end/38237
14329 * tree.h (tree_find_value): New declaration.
14330 * tree.c (tree_find_value): New function.
14331 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14333 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14336 * c-decl.c (struct c_binding): Add locus field.
14337 (bind): Add locus argument, set locus field from it.
14338 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14339 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14340 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14341 implicitly_declare, undeclared_variable, lookup_label,
14342 declare_label, c_make_fname_decl, c_builtin_function,
14343 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14346 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14349 * config/i386/i386.c (classify_argument): Check total size of
14352 2009-03-30 Martin Jambor <mjambor@suse.cz>
14354 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14355 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14356 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14359 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14360 seen_variable_array_ref while also traversing a union.
14362 * tree-inline.c (optimize_inline_calls): Do not call
14363 cgraph_node_remove_callees.
14364 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14365 (pass_remove_cgraph_callee_edges): New variable.
14366 * passes.c (init_optimization_passes): Add
14367 pass_remove_cgraph_callee_edges after early inlining and before all
14368 late intraprocedural passes.
14370 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14372 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14374 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14375 Fix typos in names.
14377 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14379 * combine.c (simplify_comparison): Use have_insn_for.
14380 * dojump.c (do_jump): Likewise.
14382 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14384 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14385 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14386 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14387 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14388 instead of sparc_compare_emitted.
14389 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14390 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14391 instead of sparc_compare_emitted.
14393 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14395 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14396 enter/exit cfglayout mode.
14397 (pass_partition_block): Require it.
14398 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14399 (combine_instructions): Track basic blocks instead of labels.
14400 (update_cfg_for_uncondjump): New.
14401 (try_combine): Use it. Update jumps after rescanning.
14402 (pass_combine): Require PROP_cfglayout.
14403 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14405 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14407 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14408 Provide/destroy PROP_cfglayout respectively.
14409 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14410 * tree-pass.h (PROP_cfglayout): New.
14412 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14414 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14415 fold_convert_const_fixed_from_fixed,
14416 fold_convert_const_fixed_from_int,
14417 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14418 set TREE_CONSTANT_OVERFLOW.
14419 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14420 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14422 2009-03-30 Ira Rosen <irar@il.ibm.com>
14424 * tree-vect-loop-manip.c: New file.
14425 * tree-vectorizer.c: Update documentation and included files.
14426 (vect_loop_location): Make extern.
14427 (rename_use_op): Move to tree-vect-loop-manip.c
14428 (rename_variables_in_bb, rename_variables_in_loop,
14429 slpeel_update_phis_for_duplicate_loop,
14430 slpeel_update_phi_nodes_for_guard1,
14431 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14432 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14433 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14434 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14435 find_loop_location): Likewise.
14436 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14437 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14438 get_vectype_for_scalar_type, vect_is_simple_use,
14439 supportable_widening_operation, supportable_narrowing_operation):
14441 (bb_in_loop_p): Move to tree-vect-loop.c.
14442 (new_loop_vec_info, destroy_loop_vec_info,
14443 reduction_code_for_scalar_code, report_vect_op,
14444 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14445 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14446 (vect_supportable_dr_alignment): Likewise.
14447 * tree-vectorizer.h (tree-data-ref.h): Include.
14448 (vect_loop_location): Declare.
14449 Reorganize function declarations according to the new file structure.
14450 * tree-vect-loop.c: New file.
14451 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14452 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14453 * tree-vect-data-refs.c: New file.
14454 * tree-vect-patterns.c (timevar.h): Don't include.
14455 * tree-vect-stmts.c: New file.
14456 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14457 tree-vect-slp.c, tree-vect-loop.c.
14458 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14459 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14460 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14461 (tree-vect-analyze.o): Remove.
14462 (tree-vect-transform.o): Likewise.
14463 (tree-vect-data-refs.o): Add rule.
14464 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14465 tree-vect-slp.o): Likewise.
14466 (tree-vect-patterns.o): Remove redundant dependencies.
14467 (tree-vectorizer.o): Likewise.
14468 * tree-vect-slp.c: New file.
14470 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14472 * optc-gen.awk: Warn if an option flag has multiple different
14475 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14477 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14478 -floop-block): Document dependences on PPL, CLooG and Graphite.
14480 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14482 PR rtl-optimization/323
14483 * c-common.c (c_fully_fold, convert_and_check,
14484 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14485 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14486 * c-common.def (EXCESS_PRECISION_EXPR): New.
14487 * c-cppbuiltin.c (builtin_define_float_constants): Define
14488 constants with enough digits for long double.
14489 * c-lex.c (interpret_float): Interpret constant with excess
14490 precision where appropriate.
14491 * c-opts.c (c_common_post_options): Set
14492 flag_excess_precision_cmdline. Give an error for
14493 -fexcess-precision=standard for C++ for processors where the
14494 option is significant.
14495 * c-parser.c (c_parser_conditional_expression): Handle excess
14496 precision in condition.
14497 * c-typeck.c (convert_arguments): Handle arguments with excess
14499 (build_unary_op): Move excess precision outside operation.
14500 (build_conditional_expr): Likewise.
14501 (build_compound_expr): Likewise.
14502 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14503 (build_modify_expr): Handle excess precision in RHS.
14504 (convert_for_assignment): Handle excess precision in converted
14506 (digest_init, output_init_element, process_init_element): Handle
14507 excess precision in initializer.
14508 (c_finish_return): Handle excess precision in return value.
14509 (build_binary_op): Handle excess precision in operands and add
14510 excess precision as needed for operation.
14511 * common.opt (-fexcess-precision=): New option.
14512 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14513 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14514 For standard excess precision, output explicit conversion to and
14515 truncation from XFmode.
14516 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14517 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14518 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14519 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14520 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14521 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14522 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14523 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14524 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14525 define_splits, sqrt<mode>2): Disable where appropriate for
14526 standard excess precision.
14527 * convert.c (convert_to_real): Do not shorten arithmetic to type
14528 for which excess precision would be used.
14529 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14530 * doc/invoke.texi (-fexcess-precision=): Document option.
14531 (-mfpmath=): Correct index entry.
14532 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14533 flag_excess_precision): New.
14534 * langhooks.c (lhd_post_options): Set
14535 flag_excess_precision_cmdline.
14536 * opts.c (common_handle_option): Handle -fexcess-precision=.
14537 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14538 init_excess_precision): New.
14539 (lang_dependent_init_target): Call init_excess_precision.
14540 * tree.c (excess_precision_type): New.
14541 * tree.h (excess_precision_type): Declare.
14543 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14546 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14547 non-lvalue to component.
14549 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14551 PR preprocessor/34695
14552 * Makefile.in (c-opts.o): Depend on c-tree.h.
14553 * c-common.c: Move down include of diagnostic.h.
14554 (done_lexing, c_cpp_error): New.
14555 * c-common.h (done_lexing): Declare.
14556 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14558 * c-opts.c: Include c-tree.h.
14559 (c_common_init_options): Set preprocessor error callback.
14560 (c_common_handle_option): Do not set preprocessor
14561 inhibit_warnings, warnings_are_errors, warn_system_headers,
14562 pedantic_errors or inhibit_warnings flags.
14563 (c_common_post_options): Do not check cpp_errors (parse_in).
14564 (c_common_finish): Do not output dependencies if there were
14565 errors. Do not check return value of cpp_finish.
14566 * c-ppoutput.c (pp_file_change): Set input_location.
14567 * c-tree.h (c_cpp_error): Declare.
14568 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14570 (diagnostic_build_prefix): Check override_column.
14571 * diagnostic.h (diagnostic_info): Add override_column field.
14572 (diagnostic_override_column): Define.
14574 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14576 * c-common.c (c_expand_expr, c_staticp): Remove.
14577 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14578 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14579 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14580 * c-gimplify.c (gimplify_compound_literal_expr,
14581 optimize_compound_literals_in_ctor): Remove.
14582 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14583 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14584 * c-semantics.c (emit_local_var): Remove.
14586 * langhooks-def.h (lhd_expand_expr): Remove.
14587 * langhooks.c (lhd_expand_expr): Remove.
14588 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14590 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14591 handling from c-semantics.c; don't call into langhook.
14592 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14593 * gimplify.c (gimplify_compound_literal_expr,
14594 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14595 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14596 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14597 as was done in c-gimplify.c.
14598 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14599 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14600 Move from c-common.h.
14601 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14603 * tree.c (staticp): Do not call langhook.
14604 * langhooks.c (lhd_staticp): Delete.
14605 * langhooks-def.h (lhd_staticp): Delete prototype.
14606 (LANG_HOOKS_STATICP): Delete.
14607 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14609 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14610 instead of DECL_STMTs.
14612 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14620 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14622 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14623 contained expression.
14624 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14625 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14626 conditional expressions for C.
14627 (decl_constant_value_for_optimization): Move from
14628 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14629 whether optimizing and that the expression is a VAR_DECL not of
14630 array type instead of doing such checks in the caller. Do not
14631 check pedantic. Call gcc_unreachable for C++.
14632 * c-common.def (C_MAYBE_CONST_EXPR): New.
14633 * c-common.h (c_fully_fold, c_save_expr,
14634 decl_constant_value_for_optimization): New prototypes.
14635 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14636 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14637 EXPR_INT_CONST_OPERANDS): Define.
14638 * c-convert.c (convert): Strip nops from expression.
14639 * c-decl.c (groktypename): Take extra parameters expr and
14640 expr_const_operands. Update call to grokdeclarator.
14641 (start_decl): Update call to grokdeclarator. Add statement for
14642 expressions used in type of decl.
14643 (grokparm): Update call to grokdeclarator.
14644 (push_parm_decl): Update call to grokdeclarator.
14645 (build_compound_literal): Add parameter non_const and build a
14646 C_MAYBE_COSNT_EXPR if applicable.
14647 (grokdeclarator): Take extra parameters expr and
14648 expr_const_operands. Track expressions used in declaration
14649 specifiers and declarators. Fold array sizes and track whether
14650 they are constant expressions and whether they are integer
14651 constant expressions.
14652 (parser_xref_tag): Set expr and expr_const_operands fields in
14654 (grokfield): Update call to grokdeclarator.
14655 (start_function): Update call to grokdeclarator.
14656 (build_null_declspecs): Set expr and expr_const_operands fields in
14658 (declspecs_add_type): Handle expressions in typeof specifiers.
14659 * c-parser.c (c_parser_declspecs): Set expr and
14660 expr_const_operands fields for declaration specifiers.
14661 (c_parser_enum_specifier): Likewise.
14662 (c_parser_struct_or_union_specifier): Likewise.
14663 (c_parser_typeof_specifier): Likewise. Update call to
14664 groktypename. Fold expression as needed. Return expressions with
14665 type instead of adding statements.
14666 (c_parser_attributes): Update calls to c_parser_expr_list.
14667 (c_parser_statement_after_labels): Fold expression before passing
14668 to objc_build_throw_stmt.
14669 (c_parser_condition): Fold expression.
14670 (c_parser_asm_operands): Fold expression.
14671 (c_parser_conditional_expression): Use c_save_expr. Update call
14672 to build_conditional_expr.
14673 (c_parser_alignof_expression): Update call to groktypename.
14674 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14675 original_code. Fold expression argument of va_arg. Create
14676 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14677 argument to va_arg. Update calls to groktypename. Fold array
14678 index for offsetof. Verify that first argument to
14679 __builtin_choose_expr has integer type.
14680 (c_parser_postfix_expression_after_paren_type): Update calls to
14681 groktypename and build_compound_literal. Handle expressions with
14682 side effects in type name.
14683 (c_parser_postfix_expression_after_primary): Update call to
14684 c_parser_expr_list. Set original_code for calls to
14685 __builtin_constant_p.
14686 (c_parser_expr_list): Take extra parameter fold_p. Fold
14687 expressions if requested.
14688 (c_parser_objc_type_name): Update call to groktypename.
14689 (c_parser_objc_synchronized_statement): Fold expression.
14690 (c_parser_objc_receiver): Fold expression.
14691 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14692 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14693 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14694 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14695 (struct c_typespec): Add elements expr and expr_const_operands.
14696 (struct c_declspecs): Add elements expr and expr_const_operands.
14697 (groktypename, build_conditional_expr, build_compound_literal):
14699 (in_late_binary_op): Declare.
14700 * c-typeck.c (note_integer_operands): New function.
14701 (in_late_binary_op): New variable.
14702 (decl_constant_value_for_broken_optimization): Move to c-common.c
14703 and rename to decl_constant_value_for_optimization.
14704 (default_function_array_conversion): Do not strip nops.
14705 (default_conversion): Do not call
14706 decl_constant_value_for_broken_optimization.
14707 (build_array_ref): Do not fold result.
14708 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14709 result when operand is a VLA.
14710 (c_expr_sizeof_type): Update call to groktypename. Handle
14711 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14712 result when operand names a VLA type.
14713 (build_function_call): Update call to build_compound_literal.
14714 Only fold result for calls to __builtin_* functions. Strip
14715 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14716 the function designator.
14717 (convert_arguments): Fold arguments. Update call to
14718 convert_for_assignment.
14719 (build_unary_op): Handle increment and decrement of
14720 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14721 decrement earlier. Fold operand of increment and decrement.
14722 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14723 built for integer operand. Wrap returns that are INTEGER_CSTs
14724 without being integer constant expressions or that have integer
14725 constant operands without being INTEGER_CSTs.
14726 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14727 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14728 result is an integer constant expression or can be used in
14729 unevaluated parts of one and avoid folding and wrap as
14730 appropriate. Fold operands before possibly doing -Wsign-compare
14732 (build_compound_expr): Wrap result for C99 if operands can be used
14733 in integer constant expressions.
14734 (build_c_cast): Update call to digest_init. Do not ignore
14735 overflow from casting floating-point constants to integers. Wrap
14736 results that could be confused with integer constant expressions,
14737 null pointer constants or floating-point constants.
14738 (c_cast_expr): Update call to groktypename. Handle expressions
14739 included in type name.
14740 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14741 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14742 Update calls to convert_for_assignment.
14743 (convert_for_assignment): Take new parameter
14744 null_pointer_constant. Do not strip nops or call
14745 decl_constant_value_for_broken_optimization. Set
14746 in_late_binary_op for conversions to boolean.
14747 (store_init_value): Update call to digest_init.
14748 (digest_init): Take new parameter null_pointer_constant. Do not
14749 call decl_constant_value_for_broken_optimization. pedwarn for
14750 initializers not constant expressions. Update calls to
14751 convert_for_assignment.
14752 (constructor_nonconst): New.
14753 (struct constructor_stack): Add nonconst element.
14754 (really_start_incremental_init, push_init_level, pop_init_level):
14755 Handle constructor_nonconst and nonconst element.
14756 (set_init_index): Call constant_expression_warning for array
14758 (output_init_element): Fold value. Set constructor_nonconst as
14759 applicable. pedwarn for initializers not constant expressions.
14760 Update call to digest_init. Call constant_expression_warning
14761 where constant initializers are required.
14762 (process_init_element): Use c_save_expr.
14763 (c_finish_goto_ptr): Fold expression.
14764 (c_finish_return): Fold return value. Update call to
14765 convert_for_assignment.
14766 (c_start_case): Fold switch expression.
14767 (c_process_expr_stmt): Fold expression.
14768 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14769 ensure statement expression is not evaluated in constant expression.
14770 (build_binary_op): Track whether results are integer constant
14771 expressions or may occur in such, disable folding and wrap results
14772 as applicable. Fold operands for -Wsign-compare warnings unless
14774 (c_objc_common_truthvalue_conversion): Handle results folded to
14775 integer constants that are not integer constant expressions.
14776 * doc/extend.texi: Document when typeof operands are evaluated,
14777 that condition of __builtin_choose_expr is an integer constant
14778 expression, and more about use of __builtin_constant_p in
14781 2009-03-29 Richard Guenther <rguenther@suse.de>
14783 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14784 propagate addresses of array references.
14786 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14788 * regmove.c (perhaps_ends_bb_p): Remove.
14789 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14790 from INSN and check that the main loop stays within that basic block.
14791 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14792 (regmove_forward_pass): Split out from regmove_optimize. Use
14793 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14794 (regmove_backward_pass): Split out from regmove_optimize. Use
14795 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14796 (regmove_optimize): Simplify.
14798 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14801 * config/i386/i386.c (classify_argument): Ignore flexible array
14802 member in struct and warn ABI change.
14804 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14806 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14808 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14809 (ix86_adjust_cost): Updated.
14811 2009-03-29 Jan Hubicka <jh@suse.cz>
14813 PR middle-end/28850
14814 * tree-pass.h (pass_cleanup_eh): New function.
14815 (remove_unreachable_regions): Break code handling RTL
14816 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14817 that can not be reached by runtime.
14818 (can_be_reached_by_runtime): New function.
14819 (label_to_region_map): New function.
14820 (num_eh_regions): New function.
14821 (rtl_remove_unreachable_regions): New function.
14822 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14823 (remove_eh_region): New function.
14824 * except.h: Include sbitmap and vecprim.
14825 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14826 num_eh_regions): Declare.
14827 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14828 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14829 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14830 (tree_empty_eh_handler_p): New function.
14831 (cleanup_empty_eh): New function.
14832 (cleanup_eh): New function.
14833 (pass_cleanup_eh): New function.
14835 2009-03-29 Jan Hubicka <jh@suse.cz>
14837 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14838 for removed regions.
14840 2009-03-29 Jan Hubicka <jh@suse.cz>
14842 * except.c (dump_eh_tree): Dump all datastructures.
14844 2009-03-29 Jan Hubicka <jh@suse.cz>
14846 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14847 (duplicate_eh_regions_1): Likewise.
14848 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14849 vector; call EH verification.
14850 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14851 Be ready for region being removed.
14853 2009-03-29 Jan Hubicka <jh@suse.cz>
14855 * bitmap.c (bitmap_last_set_bit): New function.
14856 * bitmap.h (bitmap_last_set_bit): Declare.
14858 2009-03-29 David Ayers <ayers@fsfe.org>
14861 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14862 by calling objc_compare_types and surpress warnings about
14863 incompatible C pointers that are compatible ObjC pointers.
14865 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14867 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14868 call initialize_inline_failed.
14869 (initialize_inline_failed): Move it from here ...
14870 * cgraph.c (initialize_inline_failed): ... to here.
14871 (cgraph_create_edge): Call initialize_inline_failed rather than
14872 setting inline_failed directly.
14874 2009-03-29 Ben Elliston <bje@au.ibm.com>
14877 * sysv4.opt (msdata): Improve comment.
14878 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14879 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14881 2009-03-29 Ben Elliston <bje@au.ibm.com>
14884 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14885 load and store attributes.
14887 2009-03-29 Ben Elliston <bje@au.ibm.com>
14889 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14890 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14891 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14892 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14893 __builtin_infq and __builtin_huge_valq.
14895 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14897 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14899 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14900 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14902 2009-03-28 Xinliang David Li <davidxl@google.com>
14904 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14905 (do_dbg_cnt): New function.
14907 2009-03-28 Jan Hubicka <jh@suse.cz>
14909 Merge from pretty-ipa:
14911 2009-03-27 Jan Hubicka <jh@suse.cz>
14913 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14914 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14915 * passes.c (function_called_by_processed_nodes_p): New.
14916 * ipa-pure-const.c (check_call): Fix handling of operands.
14917 (analyze_function): Dump debug output for skipped bodies.
14918 (local_pure_const): Use function_called_by_processed_nodes_p.
14919 * dwarf2out.c (reference_to_unused): Use output.
14920 * passes.c (do_per_function_toporder): Likewise.
14922 2008-11-12 Jan Hubicka <jh@suse.cz>
14924 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14925 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14926 state_set_in_source enum
14927 (check_decl): Ignore memory tags; do not set fake looping flags;
14929 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14930 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14931 (check_call, analyze_function): Rewrite.
14933 (add_new_function): Update call of analyze_function.
14934 (generate_summary): Add call of analyze_function.
14935 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14936 (local_pure_const): New function.
14937 (pass_local_pure_const): New pass.
14938 * ipa-inline.c (inline_transform): Set after_inlining.
14939 * tree-eh.c (stmt_can_throw_external): New.
14940 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14941 work with aliasing built.
14942 * tree-flow.h (stmt_can_throw_external): New.
14943 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14944 and local pure/const pass in early and late optimization queue.
14946 2009-03-28 Martin Jambor <mjambor@suse.cz>
14948 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14950 (fold_binary): Allow function decl aligment consideration is the
14951 second argument is integer constant one.
14952 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14953 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14954 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14956 2009-03-28 Jan Hubicka <jh@suse.cz>
14958 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14959 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14960 * function.h (rtl_data): Add nothrow flag.
14961 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14962 set DECL_NOTHROW for AVAILABLE functions.
14964 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14966 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14967 following vector keyword has expansion starting with pixel or bool
14968 keyword, expand vector to __vector and pixel or bool to __pixel or
14972 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14973 warn_if_disallowed_function_p): Removed.
14974 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14975 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14976 warning_if_disallowed_function_p.
14977 * flags.h (warn_if_disallowed_function_p,
14978 warn_disallowed_functions): Removed.
14979 * common.opt (Wdisallowed-function-list=): Removed.
14980 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14982 2009-03-28 Richard Guenther <rguenther@suse.de>
14984 PR tree-optimization/38723
14985 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14988 2009-03-28 Jan Hubicka <jh@suse.cz>
14990 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14991 test introduced by my previous patch.
14993 2009-03-28 Richard Guenther <rguenther@suse.de>
14995 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14996 the PHIs value undefined.
14998 2009-03-28 Jan Hubicka <jh@suse.cz>
15000 * tree-pass.h (pass_fixup_cfg): New pass.
15001 * ipa-inline.c (inline_transform): Set
15002 always_inline_functions_inlined/after_inlining.
15003 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15004 (pass_fixup_cfg): New pass.
15005 * passes.c (init_optimization_passes): Add fixup_cfg.
15007 2009-03-28 Richard Guenther <rguenther@suse.de>
15009 PR tree-optimization/38458
15010 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15011 argument use the arguments copy-of value.
15013 2009-03-28 Richard Guenther <rguenther@suse.de>
15015 PR tree-optimization/38180
15016 * tree-ssa-ccp.c (get_default_value): Simplify.
15017 (likely_value): Likewise.
15018 (surely_varying_stmt_p): Properly handle VOP case.
15019 (ccp_initialize): Likewise.
15020 (ccp_fold): Handle propagating through *&.
15021 (fold_const_aggregate_ref): Also handle decls.
15023 2009-03-28 Jan Hubicka <jh@suse.cz>
15025 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15026 * cgraph.h (cgraph_node): Likewise.
15027 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15028 (cgraph_reset_node): Use process flag.
15029 (cgraph_mark_functions_to_output): Likewise.
15030 (cgraph_expand_function): Likewise.
15031 (cgraph_expand_all_functions): Likewise.
15032 (cgraph_output_in_order): Likewise.
15033 * dwarf2out.c (reference_to_unused): Likewise.
15034 * passes.c do_per_function_toporder): Likewise.
15036 2009-03-28 Jan Hubicka <jh@suse.cz>
15038 Bring from lto-branch:
15040 2008-09-03 Doug Kwan <dougkwan@google.com>
15042 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15043 enums instead of reason strings.
15044 * cgraph.c (cgraph_create_edge): Same.
15045 (cgraph_inline_failed_string): New function.
15046 * cgraph.h (cgraph_inline_failed_t): New enum type.
15047 (cgraph_inline_failed_string): New prototype.
15048 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15049 char pointer to cgraph_inline_failed_t.
15050 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15051 (cgraph_default_inline_p): Ditto.
15052 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15053 to cgraph_inline_failed_t pointer.
15054 * cif-code.def: New file.
15055 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15057 (cgraph_check_inline_limits): Change type of REASON to pointer to
15058 cgraph_inline_failed_t. Replace reason strings with enums.
15059 (cgraph_default_inline_p): Ditto.
15060 (cgraph_recursive_inlining_p): Ditto.
15061 (update_caller_keys): Change type of FAILED_REASON to
15062 cgraph_inline_failed_t.
15063 (cgraph_set_inline_failed): Change type of REASON to pointer to
15064 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15065 convert enums to strings for text output.
15066 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15067 to be of type cgraph_inline_failed_t. Replace reason strings with
15068 enums. Call cgraph_inline_failed_string to covert enums
15069 to strings for text output.
15070 (cgraph_decide_inlining): Replace reason strings with enums.
15071 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15072 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15074 * tree-inline.c (expand_call_inline): Change type of REASON
15075 to cgraph_inline_failed_t. Replace reason strings with enums.
15076 Call cgraph_inline_failed_string for text output.
15077 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15080 2009-03-28 Jan Hubicka <jh@suse.cz>
15082 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15083 cgraph_clone_node): Remove master clone handling.
15084 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15085 * cgraph.h (master_clone): Remove.
15086 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15087 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15088 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15090 2009-03-28 Jan Hubicka <jh@suse.cz>
15092 * cgraph.c (cgraph_function_body_availability): Functions declared
15093 inline are always safe to assume that it is not going to be replaced.
15095 2009-03-28 Richard Guenther <rguenther@suse.de>
15097 PR tree-optimization/38513
15098 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15099 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15100 EXC_PTR_EXPR and FILTER_EXPR.
15101 (get_ref_from_reference_ops): Likewise.
15103 2009-03-28 Richard Guenther <rguenther@suse.de>
15105 PR tree-optimization/38968
15106 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15107 Use FLOOR_MOD_EXPR to compute misalignment.
15109 2009-03-28 Richard Guenther <rguenther@suse.de>
15111 PR tree-optimization/37795
15112 * tree.h (combine_comparisons): Declare.
15113 * fold-const.c (combine_comparisons): Export.
15114 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15116 (ifcombine_iforif): Use combine_comparisons.
15118 2009-03-28 Jan Hubicka <jh@suse.cz>
15120 * tree-eh.c (inlinable_call_p): New function.
15121 (make_eh_edges): Use it.
15122 (verify_eh_edges): Use it.
15123 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15124 * except.c (reachable_next_level): Add inlinable_function argument
15125 (sjlj_find_directly_reachable_regions): Update.
15126 (add_reachable_handler): Do not set saw_any_handlers.
15127 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15128 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15129 Add new inlinable call parameter.
15130 (can_throw_internal, can_throw_external): Update.
15131 * except.h (can_throw_internal_1, can_throw_external_1,
15132 foreach_reachable_handler): Update declaration.
15134 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15136 * config/arm/t-arm-coff, config/h8300/coff.h,
15137 config/i386/i386-aout.h, config/i386/i386-coff.h,
15138 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15139 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15140 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15141 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15142 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15143 sys-types.h: Remove.
15144 * Makefile.in: Remove protoize and fixproto support and references
15146 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15147 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15149 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15150 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15151 unprotoize$(exeext).
15152 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15153 (.PHONY): Don't depend on proto.
15154 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15155 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15156 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15157 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15158 build/gen-protos.o, build/scan.o, xsys-protos.h,
15159 build/fix-header$(build_exeext), build/fix-header.o,
15160 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15161 stmp-install-fixproto): Remove.
15162 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15163 SYSCALLS.c or fixproto files.
15164 (install-common): Don't install protoize.
15165 (install-headers-tar, install-headers-cpio, install-headers-cp):
15166 Don't depend on $(STMP_FIXPROTO).
15167 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15168 install fixproto files or write out fixproto settings.
15169 (uninstall): Don't uninstall protoize.
15170 * config.gcc (use_fixproto): Remove.
15171 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15172 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15173 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15174 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15175 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15176 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15177 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15178 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15179 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15180 * config/t-vxworks (STMP_FIXPROTO): Remove.
15181 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15182 STMP_FIXPROTO): Remove.
15183 * config.in, configure: Regenerate.
15184 * crtstuff.c (gid_t, uid_t): Don't undefine.
15185 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15186 (arm-*-coff, arm-*-aout: Remove target entries.
15187 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15188 Remove mention of AIX 4.1.
15189 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15190 * doc/invoke.texi (Running Protoize): Remove.
15191 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15192 (Protoize Caveats): Remove.
15193 * tsystem.h: Update comments on headers assumed to exist.
15195 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15197 * genautomata.c: Add a new year to the copyright. Add a new
15199 (struct insn_reserv_decl): Add comments for member bypass_list.
15200 (find_bypass): Remove.
15201 (insert_bypass): New.
15202 (process_decls): Use insert_bypass.
15203 (output_internal_insn_latency_func): Output all bypasses with the
15204 same input insn in one switch case.
15206 * rtl.def (define_bypass): Describe bypass choice.
15207 * doc/md.texi (define_bypass): Ditto.
15209 2009-03-27 Richard Guenther <rguenther@suse.de>
15211 * gimplify.c (mark_addressable): Export.
15212 * tree-flow.h (mark_addressable): Declare.
15213 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15214 * tree-ssa.c (verify_phi_args): Verify that address taken
15215 variables have TREE_ADDRESSABLE set.
15217 2009-03-27 Richard Guenther <rguenther@suse.de>
15219 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15220 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15221 Do not mark decls TREE_ADDRESSABLE.
15222 (build_fold_addr_expr): Adjust.
15223 (fold_addr_expr): Remove.
15224 (fold_unary): Use build_fold_addr_expr.
15225 (fold_comparison): Likewise.
15226 (split_address_to_core_and_offset): Likewise.
15227 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15229 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15230 (gimplify_modify_expr_to_memcpy): Mark source and destination
15232 * omp-low.c (create_omp_child_function): Mark the object decl
15234 (lower_rec_input_clauses): Mark the var we take the address of
15236 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15238 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15240 PR middle-end/39315
15241 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15242 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15244 2009-03-27 Richard Guenther <rguenther@suse.de>
15246 PR tree-optimization/39120
15247 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15249 (handle_lhs_call): Process return constraints. Add escape
15250 constraints if necessary.
15251 (handle_const_call): Fill out return constraints. Make nested
15252 case more precise. Avoid consttmp if possible.
15253 (handle_pure_call): Fill out return constraints. Avoid
15254 callused if possible.
15255 (find_func_aliases): Simplify call handling.
15257 2009-03-27 Richard Guenther <rguenther@suse.de>
15259 PR tree-optimization/39120
15260 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15261 as a representative.
15262 (solve_graph): Do propagate CALLUSED.
15263 (handle_pure_call): Use a scalar constraint from CALLUSED for
15265 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15268 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15271 * c-common.c (handle_aligned_attribute): Properly check alignment
15272 overflow. Use (1U << i) instead of (1 << i).
15274 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15276 * expr.h (get_mem_align_offset): Updated.
15278 * tree.h (tree_decl_common): Change align to "unsigned int" and
15279 move it before pointer_alias_set.
15281 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15282 Jakub Jelinek <jakub@redhat.com>
15285 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15286 gr_register_operand with gr_reg_or_0_operand.
15287 (cmpxchg_rel_di): Likewise.
15288 (sync_lock_test_and_set<mode>): Likewise.
15290 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15292 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15293 (true_regnum): Likewise.
15295 * rtlanal.c (subreg_info): Moved to ...
15296 * rtl.h (subreg_info): Here. New.
15297 (subreg_get_info): New.
15299 * rtlanal.c (subreg_get_info): Make it extern.
15301 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15304 * config/i386/i386.c (ix86_abi): New.
15305 (override_options): Handle -mabi=.
15306 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15307 (ix86_call_abi_override): Likewise.
15308 (init_cumulative_args): Likewise.
15309 (function_arg_advance): Likewise.
15310 (function_arg_64): Likewise.
15311 (function_arg): Likewise.
15312 (ix86_pass_by_reference): Likewise.
15313 (ix86_function_value_regno_p): Likewise.
15314 (ix86_build_builtin_va_list_abi): Likewise.
15315 (setup_incoming_varargs_64): Likewise.
15316 (is_va_list_char_pointer): Likewise.
15317 (ix86_init_machine_status): Likewise.
15318 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15319 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15320 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15321 (ix86_function_abi): Make it static and return enum calling_abi.
15322 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15324 (ix86_fn_abi_va_list): Updated.
15326 * config/i386/i386.h (ix86_abi): New.
15327 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15328 (CONDITIONAL_REGISTER_USAGE): Likewise.
15329 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15330 (machine_function): Likewise.
15332 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15334 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15335 (STACK_BOUNDARY): Likewise.
15336 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15338 * config/i386/i386.opt (mabi=): New.
15340 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15341 return enum calling_abi.
15342 (ix86_function_type_abi): Likewise.
15343 (ix86_function_abi): Removed.
15345 * doc/invoke.texi: Document -mabi= option for x86.
15347 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15349 * builtins.c (real_dconstp): Delete.
15350 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15352 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15353 Jakub Jelinek <jakub@redhat.com>
15356 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15357 (gen_subprogram_die): When a function is explicit, generate the
15358 DW_AT_explicit attribute.
15359 * langhooks.h (struct lang_hooks_for_decls): Add
15360 function_decl_explicit_p langhook.
15361 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15362 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15364 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15366 * builtins.c (fold_builtin_memory_op): Optimize memmove
15367 into memcpy if we can prove source and destination don't overlap.
15369 * tree-inline.c: Include gt-tree-inline.h.
15370 (clone_fn_id_num): New variable.
15371 (clone_function_name): New function.
15372 (tree_function_versioning): Use it.
15373 * Makefile.in (GTFILES): Add tree-inline.c.
15375 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15377 * BASE-VER: Change to 4.5.0.
15379 2009-03-27 Xinliang David Li <davidxl@google.com>
15381 PR tree-optimization/39557
15382 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15384 2009-03-27 Xinliang David Li <davidxl@google.com>
15386 PR tree-optimization/39548
15387 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15390 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15392 * c-common.c (pointer_int_sum): Use %wd on return from
15395 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15397 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15398 on return from tree_low_cst.
15400 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15403 * ginclude/stdarg.h (va_copy): Define also for
15404 __GXX_EXPERIMENTAL_CXX0X__.
15406 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15409 * builtins.h (c_strlen): Do not warn here.
15410 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15411 * c-common.c (pointer_int_sum): Take an explicit location.
15412 Warn about offsets out of bounds.
15413 * c-common.h (pointer_int_sum): Adjust declaration.
15415 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15417 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15420 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15423 * opts.c (warn_if_disallowed_function_p): Don't assume
15424 get_callee_fndecl must return non-NULL.
15426 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15428 PR rtl-optimization/39522
15429 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15430 when reg_reloaded_valid is set.
15432 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15434 * config/spu/divv2df3.c: New file.
15435 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15436 (DPBIT_FUNCS): Filter out _div_df.
15438 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15440 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15441 a jump insn, count that jump in the distance to the loop start.
15443 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15446 * config/sh/sh.c (calc_live_regs): Fix condition for global
15447 registers except PIC_OFFSET_TABLE_REGNUM.
15449 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15452 * doc/invoke.texi (-mconsole): New.
15454 (-mno-cygwin): New.
15456 (-mnop-fun-dllimport): New.
15460 (sub section "i386 and x86-64 Windows Options"): New.
15462 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15464 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15465 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15467 2009-03-25 Richard Guenther <rguenther@suse.de>
15469 PR middle-end/39497
15470 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15473 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15475 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15476 neither of haifa/selective schedulers are working.
15478 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15480 * doc/invoke.texi (Debugging Options): Fix description of
15481 -fno-merge-debug-strings.
15483 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15485 * config/cris/libgcc.ver: New version-script.
15486 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15488 * configure.ac <GAS features, nop mnemonic>: Add pattern
15489 crisv32-*-* for "nop".
15490 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15491 * configure: Regenerate.
15493 2009-03-24 Ira Rosen <irar@il.ibm.com>
15495 PR tree-optimization/39529
15496 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15497 mark_sym_for_renaming for the tag copied to the new vector
15500 2009-03-24 Arthur Loiret <aloiret@debian.org>
15502 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15503 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15504 EXTRA_SPEC_FUNCTIONS.
15505 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15506 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15507 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15508 -march and -mtune options.
15510 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15512 * config/m68k/t-rtems: Add m5329 multilib.
15514 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15515 Jakub Jelinek <jakub@redhat.com>
15518 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15521 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15524 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15525 instead of c_parser_expression_conv, if original_code isn't one of the
15526 4 allowed comparison codes, fail.
15528 2009-03-23 Richard Guenther <rguenther@suse.de>
15530 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15531 * tree.h (struct tree_type): Likewise.
15532 * reload.h (struct insn_chain): Likewise.
15533 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15534 * function.h (struct function): Likewise.
15535 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15537 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15539 PR tree-optimization/39516
15540 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15542 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15544 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15545 should be set true if BITS_PER_WORD of target is bigger than 32
15547 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15549 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15550 Translate -B-options to -rpath-link. Correct existing
15551 rpath-link and conditionalize on !nostdlib.
15553 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15555 * doc/extend.texi (Function Attributes, Variable Attributes):
15557 * doc/invoke.texi (Debugging Options, Optimize Options)
15558 (i386 and x86-64 Options, MCore Options): Likewise.
15560 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15563 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15564 it for block local namespace aliases.
15565 (gen_decl_die): Pass context_die to gen_namespace_die.
15567 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15570 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15571 minimum or maximum value.
15573 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15575 * reginfo.c (globalize_reg): Recompute derived reg sets.
15577 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15580 * libgcc2.c (mprotect): Do not use signed arguments for
15581 VirtualProtect, use DWORD arguments. Also fix the 'may
15582 be used uninitialized' warning for the np variable.
15584 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15587 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15588 functions using regparm calling conventions when not optimizing.
15589 (ix86_function_sseregparm): Similarly for sseregparm calling
15592 2009-03-19 Li Feng <nemokingdom@gmail.com>
15594 PR middle-end/39500
15595 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15596 dependence if the first conflict is after niter iterations.
15598 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15600 PR middle-end/38609
15601 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15602 functions with dynamic stack-pointer adjustments.
15604 2009-03-19 Ben Elliston <bje@au.ibm.com>
15606 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15607 option; change to -msdata=data.
15609 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15611 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15614 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15617 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15619 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15621 * doc/invoke.texi (Code Gen Options): Expand discussion of
15624 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15626 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15627 * matrix-reorg.c (struct matrix_info): Likewise.
15628 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15629 * rtl.h (struct mem_attrs): Likewise.
15630 * df.h (struct df): Likewise.
15631 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15632 * ira-int.h (struct ira_allocno): Likewise.
15633 * df-scan.c (struct df_collection_rec): Likewise.
15634 * ira.c (struct equivalence): Likewise.
15635 * function.c (struct temp_slot): Likewise.
15636 * cfgloop.h (struct loop): Likewise.
15639 * function.c (use_register_for_decl): When not optimizing, disregard
15640 register keyword for variables with types containing methods.
15642 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15644 PR middle-end/39447
15645 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15646 (is_simple_operand): Call contains_component_ref_p before calling data
15647 reference analysis that would fail on COMPONENT_REFs.
15649 * tree-vrp.c (search_for_addr_array): Fix formatting.
15651 2009-03-18 Richard Guenther <rguenther@suse.de>
15653 * tree-vect-transform.c (vect_loop_versioning): Fold the
15654 generated comparisons.
15655 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15656 (slpeel_tree_peel_loop_to_edge): Likewise.
15658 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15660 PR middle-end/37805
15661 * opts.c (print_specific_help): In addition to `undocumented',
15662 accept `separate' and `joined' flags if passed alone. Describe
15663 output by the first matched one of those.
15664 (common_handle_option): Skip over empty strings.
15665 * gcc.c (display_help): Fix help string for `--help='.
15666 * doc/invoke.texi (Option Summary, Overall Options): With
15667 `--help=', classes and qualifiers can both be repeated, but
15668 only the latter can be negated. One should not pass only
15669 negated qualifiers. Fix markup and examples.
15672 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15673 PR middle-end/37805
15674 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15675 and -fhelp=separate.
15677 2009-03-17 Jing Yu <jingyu@google.com>
15679 PR middle-end/39378
15680 * function.h (struct rtl_data): Move is_thunk from here...
15681 (struct function): ...to here.
15682 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15683 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15685 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15687 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15688 (alpha_output_function_end_prologue): Likewise.
15689 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15690 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15691 (rs6000_output_function_epilogue): Likewise.
15692 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15694 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15697 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15698 from different units in a single alternative.
15699 (*truncdfsf_i387): Ditto.
15700 (*truncxfsf2_mixed): Ditto.
15701 (*truncxfdf2_mixed): Ditto.
15703 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15705 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15706 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15709 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15710 unused non-artificial variables when not optimizing.
15713 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15714 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15715 NAMESPACE_DECL in its DECL_INITIAL.
15717 PR middle-end/39443
15718 * optabs.c (set_user_assembler_libfunc): New function.
15719 * expr.h (set_user_assembler_libfunc): New prototype.
15720 * c-common.c: Include libfuncs.h.
15721 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15722 for memcmp, memset, memcpy, memmove and abort.
15723 * Makefile.in (c-common.o): Depend on libfuncs.h.
15726 * dwarf2out.c (gen_inlined_enumeration_type_die,
15727 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15728 gen_tagged_type_instantiation_die): Removed.
15729 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15732 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15735 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15737 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15738 (check-parallel-%): Ditto.
15739 (check-consistency): Ditto.
15741 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15743 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15744 local variable rhs by NULL_TREE.
15746 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15749 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15751 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15754 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15756 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15759 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15760 for ms->sysv ABI calls only in 64bit mode.
15762 * config/i386/i386.md (untyped_call): Support 32bit.
15764 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15766 * doc/extend.texi: Replace x86_65 with x86_64.
15768 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15770 PR tree-optimization/39455
15771 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15772 mismatches for POINTER_TYPE_P (type).
15773 (number_of_iterations_le): Likewise.
15775 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15777 * config/picochip/picochip.c: Removed profiling support.
15778 * config/picochip/picochip.md: Removed profiling instruction.
15779 * config/picochip/picochip.h: Removed profiling builtin.
15781 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15783 * doc/install.texi (--with-host-libstdcxx): Document.
15785 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15788 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15789 generate a warning if the function name does not begin with
15790 "__vector" and the function has either the 'signal' or 'interrupt'
15791 attribute, from here to ...
15792 (avr_declare_function_name): ...here. New function.
15793 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15794 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15796 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15799 * cse.c (fold_rtx): Don't modify original const_arg1 when
15800 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15801 separate variable instead.
15802 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15803 from out of range shift counts.
15804 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15806 2009-03-13 Catherine Moore <clm@codesourcery.com>
15808 * config/i386/x-mingw32 (host-mingw32.o): Replace
15809 diagnostic.h with $(DIAGNOSTIC_H).
15811 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15814 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15816 * config/i386/sync.md (sync_compare_and_swap<mode>,
15817 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15818 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15820 (sync_double_compare_and_swapdi_pic,
15821 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15822 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15824 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15827 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15829 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15832 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15833 (avx_addsubv4df3): Likewise.
15834 (*avx_addsubv4sf3): Likewise.
15835 (sse3_addsubv4sf3): Likewise.
15837 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15840 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15842 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15845 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15846 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15847 registers for allocnos created from user-defined variables.
15849 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15852 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15853 of non-integer mode as well.
15855 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15857 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15858 for functions for which the parameter types are unknown.
15860 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15863 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15864 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15865 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15866 * config/i386/i386.c (ix86_local_alignment): For
15867 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15868 long long variables on the stack to avoid dynamic realignment.
15869 Allow the first argument to be a decl rather than type.
15870 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15872 2009-03-11 Nick Clifton <nickc@redhat.com>
15875 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15877 Add description to mno-lsim option.
15878 * config/mcore/mcore.h: Remove comment about deprecated m4align
15880 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15881 * doc/invoke.texi: Add description of mno-lsim and
15882 mstack-increment options.
15884 * config/fr30/fr30.opt: Document the -mno-lsim option.
15885 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15886 and -mno-lsim options.
15888 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15890 * fold-const.c (fold_comparison): Only call fold_inf_compare
15891 if the mode supports infinities.
15893 2009-03-11 Jason Merrill <jason@redhat.com>
15896 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15897 end already did. Notice GIMPLE_CALL modifications of the result.
15898 Don't copy debug information from an ignored decl or a decl from
15901 2009-03-10 Richard Guenther <rguenther@suse.de>
15902 Nathan Froyd <froydnj@codesourcery.com>
15904 PR middle-end/37850
15905 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15906 (__divMODE3): Likewise.
15908 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15910 PR tree-optimization/39394
15911 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15912 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15914 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15916 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15917 inline asms for register asm ("") declarations.
15919 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15921 * fold-const.c (fold_unary): Fix comment.
15923 2009-03-07 Jan Hubicka <jh@suse.cz>
15926 * tree-inline.c (setup_one_parameter): Do replacement of const
15927 argument by constant in SSA form.
15929 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15931 PR middle-end/38028
15932 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15933 determine alignment passed to assign_stack_local.
15934 (assign_parms_unsplit_complex): Likewise.
15935 * except.c (sjlj_build_landing_pads): Likewise.
15937 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15939 PR middle-end/39360
15940 * tree-flow.h (add_referenced_var): Return bool instead of void.
15941 * tree-dfa.c (add_referenced_var): Return result of
15942 referenced_var_check_and_insert call.
15943 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15944 of referenced_var_check_and_insert.
15947 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15948 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15949 DIE, don't emit it if abstract origin already has it.
15950 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15951 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15953 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15955 * genpreds.c (needs_variable): Fix parentheses at variable name
15957 (write_tm_constrs_h): Indent generated code.
15959 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15961 * doc/extend.texi (Function Attributes): Add documentation
15962 for isr attributes.
15964 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15967 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15968 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15970 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15972 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15975 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15978 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15979 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15981 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15983 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15984 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15985 constants instead of magic numbers.
15986 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15988 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15989 (x86_64_ms_abi_int_parameter_registers): Ditto.
15990 (x86_64_int_return_registers): Ditto.
15991 (ix86_maybe_switch_abi): Ditto.
15992 (ix86_expand_call): Ditto for clobbered_registers array.
15993 (ix86_hard_regno_mode_ok): Ditto.
15994 (x86_extended_QIreg_mentioned_p): Ditto.
15996 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15998 PR tree-optimization/39349
15999 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16001 * combine.c (gen_lowpart_for_combine): Use omode when generating
16004 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16006 PR rtl-optimization/39235
16007 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16009 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16011 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16013 2009-03-04 Richard Guenther <rguenther@suse.de>
16015 PR tree-optimization/39362
16016 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16017 that occur in abnormal PHIs should be varying.
16019 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16021 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16023 (simple_iv): Take loop as an argument instead of statement.
16024 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16025 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16027 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16029 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16030 * matrix-reorg.c (analyze_transpose): Ditto.
16031 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16032 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16033 * tree-predcom.c (ref_at_iteration): Ditto.
16034 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16036 2009-03-04 Richard Guenther <rguenther@suse.de>
16038 PR tree-optimization/39358
16039 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16040 escaped_id and callused_id.
16041 (solve_graph): Likewise.
16043 2009-03-04 Richard Guenther <rguenther@suse.de>
16045 PR tree-optimization/39339
16046 * tree-sra.c (try_instantiate_multiple_fields): Make it
16047 no longer ICE on the above.
16049 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16051 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16052 that fits within Pmode.
16054 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16056 PR middle-end/10109
16057 * tm.texi (LIBCALL_VALUE): Update description.
16059 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16061 PR middle-end/34443
16062 * doc/extend.texi (section): Update description.
16064 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16066 PR middle-end/39345
16067 * tree-inline.c (remapped_type): New.
16068 (can_be_nonlocal): Call remapped_type instead of remap_type.
16070 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16073 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16074 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16076 2009-03-03 Richard Guenther <rguenther@suse.de>
16078 PR middle-end/39272
16079 * tree.c (tree_nonartificial_location): New function.
16080 * tree.h (tree_nonartificial_location): Declare.
16081 * builtins.c (expand_builtin_memory_chk): Provide location
16082 of the call location for artificial function pieces.
16083 (maybe_emit_chk_warning): Likewise.
16084 (maybe_emit_sprintf_chk_warning): Likewise.
16085 (maybe_emit_free_warning): Likewise.
16086 * expr.c (expand_expr_real_1): Likewise.
16088 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16090 PR tree-optimization/39343
16091 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16092 COMPONENT_REF t has ARRAY_TYPE.
16094 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16096 PR middle-end/39335
16097 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16098 when the type precision of the induction variable should be
16099 larger than the type precision of nit.
16100 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16101 * graphite.c (graphite_loop_normal_form): Same.
16102 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16104 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16106 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16107 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16108 numbers to describe clobbered registers.
16109 (*call_value_0_rex64_ms_sysv): Ditto.
16110 * config/i386/mmx.md (mmx_emms): Ditto.
16111 (mmx_femms): Ditto.
16113 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16115 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16118 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16120 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16121 (spu_section_type_flags): New function.
16123 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16125 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16126 reg_class_contents of FLOAT_REGS into a temporary.
16128 2009-03-02 Richard Guenther <rguenther@suse.de>
16129 Ira Rosen <irar@il.ibm.com>
16131 PR tree-optimization/39318
16132 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16133 information to the vectorized statement.
16135 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16137 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16138 variable. Use defined names instead of magic constants for REX SSE
16141 2009-03-01 Richard Guenther <rguenther@suse.de>
16143 PR tree-optimization/39331
16144 * omp-low.c (lower_send_shared_vars): Do not receive new
16145 values for the reference of DECL_BY_REFERENCE parms or results.
16147 2009-03-01 Jan Hubicka <jh@suse.cz>
16150 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16151 BLOCK_NONLOCALIZED_VAR): New macros.
16152 (tree_block): Add nonlocalized_vars.
16153 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16154 gen_decl_die): Add origin argument. Allow generation of die with
16155 origin at hand only.
16156 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16157 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16159 (gen_block_die): Fix checking for unused blocks.
16160 (process_scope_var): Break out from .... ; work with origins only.
16161 (decls_for_scope) ... here; process nonlocalized list.
16162 (dwarf2out_ignore_block): Look for nonlocalized vars.
16163 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16165 (dump_scope_block): Dump them.
16166 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16167 (remap_block): Likewise.
16168 (can_be_nonlocal): New predicate.
16169 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16171 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16173 * configure: Regenerate.
16175 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16177 * optc-gen.awk: No need to duplicate option flags twice.
16178 Reuse help texts for duplicate options which do not have any.
16180 * gcc.c (display_help): Document --version.
16182 * gcc.c (main): If print_help_list and verbose_flag, ensure
16183 driver output comes before subprocess output.
16185 * optc-gen.awk: Assign all remaining fields to help string,
16186 space-separated, for multi-line help in *.opt.
16188 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16189 -Wno-pedantic-ms-format is for MinGW targets only.
16191 * doc/options.texi (Option file format): Fix bad indentation,
16192 restoring dropped sentence.
16194 2009-02-28 Jan Hubicka <jh@suse.cz>
16196 * tree-inline.c (tree_function_versioning): Output debug info.
16198 2009-02-28 Jan Hubicka <jh@suse.cz>
16201 * tree-inline.c (setup_one_parameter): Do not copy propagate
16202 arguments when not optimizing.
16204 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16207 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16208 (avx_addsubv4df3): Likewise.
16209 (*avx_addsubv4sf3): Likewise.
16210 (sse3_addsubv4sf3): Likewise.
16211 (*avx_addsubv2df3): Likewise.
16212 (sse3_addsubv2df3): Likewise.
16213 (avx_unpckhps256): Correct item selectors.
16214 (avx_unpcklps256): Likewise.
16215 (avx_unpckhpd256): Likewise.
16216 (avx_unpcklpd256): Likewise.
16218 2009-02-28 Jan Hubicka <jh@suse.cz>
16220 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16222 (copy_arguments_for_versioning): If var is declared don't declare it.
16223 (tree_function_versioning): First setup substitutions and then copy
16226 2009-02-27 Jan Hubicka <jh@suse.cz>
16229 * cgraph.h (varpool_output_debug_info): Remove.
16230 * cgraphunit.c (varpool_output_debug_info): Remove.
16231 * dwarf2out.c (deferred_locations_struct): New struct
16232 (deferred_locations): New type.
16233 (deferred_locations_list): New static var.
16234 (deffer_location): New function.
16235 (gen_variable_die): Use it.
16236 (decls_for_scope): Output info on local static vars.
16237 (dwarf2out_finish): Process deferred locations.
16238 * varpool.c (varpool_output_debug_info): Remove.
16240 2009-02-27 Jan Hubicka <jh@suse.cz>
16243 * tree.h (TREE_PROTECTED): Fix comment.
16244 (BLOCK_HANDLER_BLOCK): Remove.
16245 (struct tree_block): Remove handler_block add body_block.
16246 (inlined_function_outer_scope_p): New.
16247 (is_body_block): Remove.
16248 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16249 * dwarf2out.c (is_inlined_entry_point): Remove.
16250 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16251 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16253 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16254 * gimplify.c (gimplify_expr): Gimplify body blocks.
16255 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16256 block with multiple subblocks.
16257 (dump_scope_block): Prettier output; dump more flags and info.
16258 (dump_scope_blocks): New.
16259 (remove_unused_locals): Use dump_scope_blocks.
16260 * tree-flow.h (dump_scope_blocks): Declare.
16261 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16262 * stmt.c (is_body_block): Remove.
16263 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16264 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16266 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16268 PR middle-end/39308
16269 * graphite.c (graphite_loop_normal_form): Do not call
16270 number_of_iterations_exit from a gcc_assert.
16272 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16274 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16275 jumps if COND is NULL.
16276 (find_cond_jump): New function.
16277 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16278 * config/s390/s390.md: Remove z10_cobra attribute value.
16280 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16282 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16283 force_const_mem returns NULL_RTX.
16285 2009-02-26 Jan Hubicka <jh@suse.cz>
16288 * cgraph.h (varpool_output_debug_info): Remove.
16289 * cgraphunit.c (varpool_output_debug_info): Remove.
16290 * dwarf2out.c (deferred_locations_struct): New struct
16291 (deferred_locations): New type.
16292 (deferred_locations_list): New static var.
16293 (deffer_location): New function.
16294 (gen_variable_die): Use it.
16295 (decls_for_scope): Output info on local static vars.
16296 (dwarf2out_finish): Process deferred locations.
16297 * varpool.c (varpool_output_debug_info): Remove.
16299 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16301 PR rtl-optimization/39241
16302 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16303 to subreg_offset_representable_p.
16305 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16307 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16308 execute function prototype. Get f and nregs from max_reg_num
16309 and get_insns. Remove the first backward pass as it's dead,
16310 guard the forward pass by flag_expensive_optimizations.
16311 (rest_of_handle_regmove): Delete.
16312 (pass_regmove): Replace it with regmove_optimize.
16314 2009-02-25 Martin Jambor <mjambor@suse.cz>
16316 PR tree-optimization/39259
16317 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16318 calls_alloca function flags.
16319 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16320 calls are detected.
16322 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16324 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16325 flags_set_1_rtx, flags_set_1_set): Delete.
16326 (regmove_optimize): Do not call mark_flags_life_zones.
16328 2009-02-24 Julian Brown <julian@codesourcery.com>
16331 * config/arm/arm.c (require_pic_register): Only set
16332 cfun->machine->pic_reg once per function.
16334 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16336 * doc/invoke.texi (Link Options): Document an easier way to pass
16337 options that take arguments to the GNU linker using -Xlinker and -Wl.
16339 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16342 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16344 2009-02-24 Richard Guenther <rguenther@suse.de>
16347 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16349 2009-02-24 Richard Guenther <rguenther@suse.de>
16350 Zdenek Dvorak <ook@ucw.cz>
16352 PR tree-optimization/39233
16353 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16354 from converting them to a generic type.
16356 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16358 PR tree-optimization/39260
16359 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16360 contains a condition with a real type.
16361 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16363 2009-02-23 Jason Merrill <jason@redhat.com>
16366 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16367 narrowing_initializer_constant_valid_p.
16368 (narrowing_initializer_constant_valid_p): Don't return
16369 null_pointer_node for adding a pointer to itself.
16371 2009-02-23 Jan Hubicka <jh@suse.cz>
16374 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16377 2009-02-23 Jan Hubicka <jh@suse.cz>
16379 PR tree-optimization/37709
16380 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16381 * tree.h (block_ultimate_origin): Declare.
16382 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16383 * tree-ssa-live.c (remove_unused_scope_block_p):
16384 Eliminate blocks containig no instructions nor live variables nor
16386 (dump_scope_block): New function.
16387 (remove_unused_locals): Enable removal of dead blocks by default;
16388 enable dumping at TDF_DETAILS.
16390 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16392 * config/i386/i386.c (classify_argument): Don't allow COImode
16394 (function_arg_advance_32): Don't allow OImode.
16395 (function_arg_32): Likewise.
16396 (function_value_32): Likewise.
16397 (return_in_memory_32): Likewise.
16398 (function_arg_64): Remove OImode comment.
16400 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16403 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16404 ix86_expand_vector_set for V4DImode in 64bit mode only.
16405 (ix86_expand_vector_init_one_var): Likewise.
16407 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16409 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16411 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16414 * loop-iv.c: Revert last change.
16415 * emit-rtl.c: Likewise.
16417 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16420 * config/i386/i386.c (type_natural_mode): Remove an extra
16421 space in the warning message.
16422 (function_value_32): Handle 32-byte vector modes.
16423 (return_in_memory_32): Likewise.
16425 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16427 * loop-iv.c (truncate_value): New function.
16428 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16430 (lowpart_subreg): Move to...
16431 * emit-rtl.c: ...here.
16433 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16435 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16436 accidental and undocumented change at revision 140860.
16438 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16440 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16441 take gimple_seq * arguments.
16442 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16443 types_compatible_p langhook.
16445 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16446 Joseph Myers <joseph@codesourcery.com>
16448 * config/arm/arm.c (arm_builtin_va_list): New function.
16449 (arm_expand_builtin_va_start): Likewise.
16450 (arm_gimplify_va_arg_expr): Likewise.
16451 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16452 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16453 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16454 (va_list_type): New variable.
16455 (arm_mangle_type): Mangle va_list_type appropriately.
16457 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16459 PR middle-end/39157
16460 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16461 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16462 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16463 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16464 parameter to 1000 for -O1 by default.
16465 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16467 * loop-invariant.c: Include params.h.
16468 (move_loop_invariants): Don't call move_single_loop_invariants on
16471 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16473 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16474 offset when calculating bounds for indexing stack_usage_map. Fixes
16475 a buffer overflow with certain target setups.
16477 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16480 * calls.c (expand_call): Clear try_tail_call if caller and callee
16481 disagree in promotion of function return value.
16483 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16486 * c-common.c (c_determine_visibility): If visibility changed and
16487 DECL_RTL has been already set, call make_decl_rtl to update symbol
16490 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16493 * varasm.c (assemble_variable): Don't check DECL_NAME when
16494 globalizing a variable.
16496 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16499 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16500 expression before any __builtin_trap call.
16501 * c-typeck.c (build_function_call): Convert and check function
16502 arguments before generating a call to a trap. Evaluate the
16503 function arguments before the trap.
16505 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16508 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16509 (UNSPEC_FXAM_MEM): New unspec.
16510 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16511 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16512 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16514 2009-02-19 Richard Guenther <rguenther@suse.de>
16516 PR tree-optimization/39207
16517 PR tree-optimization/39074
16518 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16519 storedanything_tree): New.
16520 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16521 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16522 (build_succ_graph): Add edges from STOREDANYTHING to all
16524 (init_base_vars): Initialize STOREDANYTHING.
16525 (compute_points_to_sets): Free substitution info after
16526 building the succ graph.
16527 (ipa_pta_execute): Likewise.
16529 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16531 (do_ds_constraint): Do not add to special var or non-pointer
16533 (type_could_have_pointers): Split out from ...
16534 (could_have_pointers): ... here. For arrays use the element type.
16535 (create_variable_info_for): Initialize may_have_pointers.
16536 (new_var_info): Likewise.
16537 (handle_lhs_call): Make the HEAP variable unknown-sized.
16538 (intra_create_variable_infos): Use a type with pointers for
16539 PARM_NOALIAS, make it unknown-sized.
16541 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16544 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16546 2009-02-18 Jason Merrill <jason@redhat.com>
16549 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16550 value if DECL_EXTERNAL.
16551 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16552 * target.h (gcc_target::binds_local_p): Clarify "module".
16553 * tree.h (TREE_PUBLIC): Clarify "module".
16555 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16558 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16559 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16561 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16564 * c.opt (Wabi): Support C and ObjC.
16567 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16569 * config/i386/i386.c (classify_argument): Warn once about the ABI
16570 change when passing union with long double.
16572 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16574 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16577 * c-parser.c (c_parser_compound_statement): Always enter and leave
16580 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16583 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16585 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16587 PR tree-optimization/36922
16588 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16589 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16592 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16594 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16597 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16599 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16601 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16603 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16606 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16607 Richard Sandiford <rdsandiford@googlemail.com>
16609 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16610 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16611 (loongson_biadd): ...this.
16613 2009-02-17 Richard Guenther <rguenther@suse.de>
16615 PR tree-optimization/39202
16616 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16617 a var make sure to follow existing collapses.
16619 2009-02-17 Richard Guenther <rguenther@suse.de>
16621 PR middle-end/39214
16622 * langhooks.c (lhd_print_error_function): Check for NULL block.
16624 2009-02-17 Richard Guenther <rguenther@suse.de>
16626 PR tree-optimization/39204
16627 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16630 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16632 * config/soft-fp/double.h: Update from glibc CVS.
16634 2009-02-17 Richard Guenther <rguenther@suse.de>
16636 PR tree-optimization/39207
16637 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16638 strict-aliasing warnings for pointers pointing to NULL.
16640 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16643 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16644 skipping until next close brace.
16646 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16649 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16650 to function argument boundary.
16652 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16654 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16655 in the lea_add. Reload eventually constraints it properly.
16656 * config/picochip/constraints.md: Remove the target constraint
16657 "b", since it is not needed anymore.
16659 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16661 * gthr-dce.h: Uglify function parameter and local variable names.
16662 * gthr-gnat.h: Likewise.
16663 * gthr-mipssde.h: Likewise.
16664 * gthr-nks.h: Likewise.
16665 * gthr-posix95.h: Likewise.
16666 * gthr-posix.h: Likewise.
16667 * gthr-rtems.h: Likewise.
16668 * gthr-single.h: Likewise.
16669 * gthr-solaris.h: Likewise.
16670 * gthr-tpf.h: Likewise.
16671 * gthr-vxworks.h: Likewise.
16672 * gthr-win32.h: Likewise.
16674 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16677 * config/i386/i386.md: Restrict the new peephole2 to move
16678 between MMX/SSE registers.
16680 2009-02-15 Richard Guenther <rguenther@suse.de>
16683 2009-02-13 Richard Guenther <rguenther@suse.de>
16685 * configure.ac: Enable LFS.
16686 * configure: Re-generate.
16687 * config.in: Likewise.
16689 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16691 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16692 spu_srqwbyte, spu_srqwbytebc): Define.
16693 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16694 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16695 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16696 "shrqby_<mode>"): New insn-and-split patterns.
16697 * config/spu/spu.c (expand_builtin_args): Determine and return
16698 number of operands using spu_builtin_description data.
16699 (spu_expand_builtin_1): Use it.
16701 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16704 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16707 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16710 * config/i386/i386.c (override_options): Correct warning
16711 messages for -malign-loops, -malign-jumps and -malign-functions.
16713 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16716 * config/i386/i386.md: Restrict the new peephole2 to move
16717 between the general purpose registers.
16719 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16722 * config/i386/i386.c (type_natural_mode): Add a new argument.
16723 Return the original mode and warn ABI change if vector size is 32byte.
16724 (function_arg_advance): Updated.
16725 (function_arg): Likewise.
16726 (ix86_function_value): Likewise.
16727 (ix86_return_in_memory): Likewise.
16728 (ix86_sol10_return_in_memory): Likewise.
16729 (ix86_gimplify_va_arg): Likewise.
16730 (function_arg_32): Don't warn ABX ABI change here.
16731 (function_arg_64): Likewise.
16733 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16735 * loop-iv.c (implies_p): In the final case, test that operands 0
16736 of the two comparisons match.
16738 * config/bfin/bfin.c (find_prev_insn_start): New function.
16739 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16740 (find_next_insn_start): Move.
16742 2009-02-13 Richard Guenther <rguenther@suse.de>
16744 * configure.ac: Enable LFS.
16745 * configure: Re-generate.
16746 * config.in: Likewise.
16748 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16751 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16752 sizes on syntax error after some arguments have been parsed.
16754 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16756 * doc/invoke.texi (-fira): Remove.
16758 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16760 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16761 * recog.c: Likewise.
16764 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16766 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16767 (umul_ppmm): Likewise.
16768 (count_leading_zeros): Likewise.
16769 (count_trailing_zeros): Likewise.
16770 (UMUL_TIME): Likewise.
16772 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16774 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16775 soft-fp/t-softfp to tmake_file.
16777 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16778 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16779 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16780 IA64_BUILTIN_INFQ]: New.
16781 (ia64_init_builtins): Initialize __builtin_infq,
16782 __builtin_fabsq and __builtin_copysignq if not HPUX.
16783 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16784 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16786 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16788 (__fixtfti): Likewise.
16789 (__fixunstfti): Likewise.
16790 (__floattitf): Likewise.
16792 * config/ia64/libgcc-glibc.ver: New.
16793 * config/ia64/t-fprules-softfp: Likewise.
16794 * config/ia64/sfp-machine.h: Likewise.
16796 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16797 (LIBGCC2_TF_CEXT): Likewise.
16798 (TF_SIZE): Likewise.
16799 (TARGET_INIT_LIBFUNCS): Likewise.
16801 * config/ia64/t-glibc (SHLINB_MAPFILES):
16802 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16804 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16806 * config/i386/i386.c (construct_container): Rewrite processing
16807 BLKmode with X86_64_SSE_CLASS.
16809 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16812 * config/i386/i386.md: Replace simplify_replace_rtx with
16813 replace_rtx in the new peephole2.
16815 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16817 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16818 loop unrolling do not happen at -O2.
16820 2009-02-12 Michael Matz <matz@suse.de>
16822 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16824 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16826 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16829 2009-02-12 Ben Elliston <bje@au.ibm.com>
16831 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16832 patterns when updating the back chain. Missed in the 2009-02-10
16835 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16837 * doc/extend.texi (Decimal Floating Types): Update identifier of
16838 draft TR and list of missing support.
16840 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16842 PR middle-end/39154
16843 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16844 bit to variable length decl's flags, add it also to its
16845 pointer replacement variable.
16847 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16848 Jakub Jelinek <jakub@redhat.com>
16851 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16852 (memory_blockage): New expander.
16853 (*memory_blockage): New insn pattern.
16854 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16855 instead of general blockage at the end of function prologue when
16856 frame pointer is used to access red zone area. Do not emit blockage
16857 when profiling, it is emitted in generic code.
16858 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16859 function epilogue when frame pointer is used to access red zone area.
16861 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16864 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16865 by arithmetic with memory operands.
16866 * config/i386/predicates.md (commutative_operator): New.
16868 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16870 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16873 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16875 * alias.h (record_alias_subset): Declare.
16876 * alias.c (record_alias_subset): Make global.
16878 2009-02-10 Nick Clifton <nickc@redhat.com>
16880 * tree-parloops.c: Change license to GPLv3.
16881 * ipa-struct-reorg.c: Change license to GPLv3.
16882 * ipa-struct-reorg.h: Change license to GPLv3.
16884 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16887 * c-decl.c (start_struct): Return NULL on error.
16889 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16891 PR middle-end/39124
16892 * cfgloopmanip.c (remove_path): Call remove_bbs after
16893 cancel_loop_tree, not before it.
16896 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16897 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16898 VAR_DECLs were seen.
16899 * tree-ssa-live.c (remove_unused_locals): Recompute
16900 cfun->has_local_explicit_reg_vars.
16901 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16902 copies or clearings if cfun->has_local_explicit_reg_vars.
16904 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16907 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16908 of function prologue when frame pointer is used to access
16911 2009-02-10 Richard Guenther <rguenther@suse.de>
16913 PR middle-end/39127
16914 * gimplify.c (gimple_regimplify_operands): Always look if
16915 we need to create a temporary.
16917 2009-02-10 Richard Guenther <rguenther@suse.de>
16919 PR tree-optimization/39132
16920 * tree-loop-distribution.c (todo): New global var.
16921 (generate_memset_zero): Trigger TODO_rebuild_alias.
16922 (tree_loop_distribution): Return todo.
16924 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16927 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16928 (x86_64_reg_class_name): Removed.
16929 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16930 first one isn't X86_64_SSE_CLASS or any other ones aren't
16931 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16932 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16933 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16934 and 3 X86_64_SSEUP_CLASS.
16935 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16936 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16938 2009-02-10 Ben Elliston <bje@au.ibm.com>
16940 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16941 form instruction to update the stack back chain word, even if the
16942 user has disabled the generation of update instructions.
16943 (movdi_<mode>_update_stack): New.
16944 (movsi_update_stack): Likewise.
16945 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16946 always use an update form instruction to update the stack back
16949 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16951 PR middle-end/38953
16952 * graphite.c (if_region_set_false_region): After moving a region in
16953 the false branch of a condition, remove the empty dummy basic block.
16954 (gloog): Remove wrong fix for PR38953.
16956 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16958 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16959 generation due to implicit sign extension.
16961 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16963 PR middle-end/38981
16964 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16965 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16967 2009-02-09 Richard Guenther <rguenther@suse.de>
16969 PR middle-end/35202
16970 * convert.c (convert_to_real): Disable (float)fn((double)x)
16971 to fnf(x) conversion if errno differences may occur and
16972 -fmath-errno is set.
16974 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16976 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16977 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16978 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16980 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16983 * c-common.c (handle_alias_attribute): Disallow attribute for
16984 anything not a FUNCTION_DECL or VAR_DECL.
16986 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16989 * real.c (do_compare): Special-case compare of zero against
16990 decimal float value.
16992 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16995 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16996 as indicating flexible array members unless the field itself is
16997 being declarared as the incomplete array.
16999 2009-02-06 Jan Hubicka <jh@suse.cz>
17001 PR tree-optimization/38844
17002 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17003 is already inlined.
17005 2009-02-06 Richard Guenther <rguenther@suse.de>
17007 PR middle-end/38977
17008 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17009 fork because we may expand it as __gcov_fork.
17011 2009-02-06 Nick Clifton <nickc@redhat.com>
17013 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17015 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17017 PR tree-optimization/35659
17018 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17019 vn_phi_eq): Shortcut if hashcode does not match.
17020 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17022 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17023 and avoid iterative_hash_expr.
17024 (FOR_EACH_VALUE_ID_IN_SET): New.
17025 (value_id_compare): Remove.
17026 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17027 sort expressions by value id.
17029 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17032 * config/sh/predicates.md (general_movsrc_operand): Don't check
17033 the subreg of system registers here.
17035 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17038 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17039 on the copied decl.
17041 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17043 PR rtl-optimization/39110
17044 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17045 addresses, not aligned ones.
17047 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17048 Richard Guenther <rguenther@suse.de>
17050 PR tree-optimization/39100
17051 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17052 comment says and add edges.
17054 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17057 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17058 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17060 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17062 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17063 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17064 register_bb_in_sese, new_sese, free_sese): Moved.
17065 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17066 outermost_loop_in_scop, build_scop_iteration_domain,
17067 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17068 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17069 Use loop_in_sese_p instead of loop_in_scop_p.
17070 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17071 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17072 (scopdet_basic_block_info): Fix bug in scop detection.
17073 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17074 eq_loop_to_cloog_loop): Remove.
17075 (nb_loops_around_loop_in_scop, nb_loop
17076 ref_nb_loops): Moved here...
17077 * graphite.h (ref_nb_loops): ... from here.
17078 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17079 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17080 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17081 * testsuite/gcc.dg/graphite/scop-19.c: New
17083 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17084 Hans-Peter Nilsson <hp@axis.com>
17086 PR rtl-optimization/37889
17087 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17088 Move offset handling from PLUS to before the switch. Use new
17089 arguments when considering SYMBOL_REFs too.
17090 (rtx_addr_can_trap_p): Pass dummy offset and size.
17091 (enum may_trap_p_flags): Remove.
17092 (may_trap_p_1): Pass size from MEM_SIZE.
17094 PR rtl-optimization/38921
17095 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17096 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17097 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17098 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17100 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17102 AVX Programming Reference (January, 2009)
17103 * config/i386/sse.md (*vpclmulqdq): New.
17105 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17107 PR tree-optimization/38977
17108 PR gcov-profile/38292
17109 * calls.c (special_function_p): Disregard __builtin_ prefix.
17111 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17113 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17114 non-indexable addresses even before reload.
17116 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17119 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17120 as having variable size. Do not give an error for unnamed
17121 parameters with [*] declarators. Give a warning for type names
17122 with [*] declarators and mark them as variable size.
17123 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17124 for sizeof applied to [*] type names.
17126 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17129 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17131 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17133 * gcc.c (process_command): Update copyright notice dates.
17134 * gcov.c (print_version): Likewise.
17135 * gcov-dump.c (print_version): Likewise.
17136 * mips-tfile.c (main): Likewise.
17137 * mips-tdump.c (main): Likewise.
17139 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17142 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17143 for composite type involving a zero-length array type.
17145 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17148 * function.c (match_asm_constraints_1): Skip over
17149 initial optional % in the constraint.
17151 PR inline-asm/39059
17152 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17153 supported, don't accept FIXED_CSTs.
17154 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17155 and _Sat is used without _Fract/_Accum. Set specs->type to
17156 integer_type_node for cts_fract/cts_accum if fixed point is not
17159 2009-02-02 Catherine Moore <clm@codesourcery.com>
17161 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17163 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17165 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17166 (ABI_HAS_64BIT_SYMBOLS): Use it.
17167 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17169 2009-02-02 Paul Brook <paul@codesourcery.com>
17171 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17173 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17175 PR inline-asm/39058
17176 * recog.h (asm_operand_ok): Add constraints argument.
17177 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17178 recurse on matching constraint.
17179 (check_asm_operands): Pass constraints as 3rd argument to
17180 asm_operand_ok. Don't look up matching constraint here.
17181 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17184 2009-02-02 Ben Elliston <bje@au.ibm.com>
17186 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17187 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17189 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17191 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17192 information. Remove some obsolete information. Reorganize.
17194 * config/pa/fptr.c: Revert license to GPL 2.
17195 * config/pa/milli64.S: Likewise.
17197 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17200 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17201 LIBRARY name in, instead of hard-coding it.
17202 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17203 extra target make frag to tmake_files according to EH model.
17204 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17205 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17206 frags that define makefile variable EH_MODEL appropriately.
17207 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17208 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17209 to "-sjlj" according to type of EH configured.
17210 (LIBGCC_SONAME): Concatenate it to shared library base name.
17211 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17212 to "_sjlj" according to type of EH configured.
17213 (LIBGCC_SONAME): Concatenate it to shared library base name.
17214 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17215 (SHLIB_LINK): Add missing semicolon to if-else construct.
17216 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17217 string value of "pe_dll" command-line option.
17218 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17219 (SHLIB_SONAME): Use it when overriding t-cygming default.
17220 (SHLIB_IMPLIB): Override t-cygming default.
17221 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17222 string value of "pe_dll" command-line option.
17224 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17227 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17228 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17230 2009-01-31 Richard Guenther <rguenther@suse.de>
17232 PR tree-optimization/38937
17233 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17234 computing the transitive closure.
17236 2009-01-30 Richard Guenther <rguenther@suse.de>
17238 PR tree-optimization/39041
17239 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17240 Propagate variable indices only if the types match for this stmt.
17242 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17245 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17246 inline but never defined.
17248 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17250 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17251 (*insv_h_di_reg_extimm): New insn.
17252 (*insv_l<mode>_reg_extimm): New insn.
17254 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17256 * config/picochip/picochip.c (flag_conserve_stack): set
17257 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17258 fconserve-stack. Reduce call-overhead used by inliner.
17260 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17263 * common.opt (flag_conserve_stack): Initialised to zero.
17265 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17268 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17269 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17272 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17274 * ira-color.c (allocno_reload_assign): Update comments.
17275 * regmove.c (regmove_optimize): Likewise.
17279 2009-01-29 Robert Millan <rmh@aybabtu.com>
17281 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17282 * config/i386/kopensolaris-gnu.h: New file. Undefine
17283 `MD_UNWIND_SUPPORT'.
17284 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17286 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17288 PR tree-optimization/39007
17289 * tree-loop-distribution.c (generate_builtin): Use
17290 recompute_dominator to compute the immediate dominator of the
17291 basic block just after the loop.
17293 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17295 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17296 (ASM_OUTPUT_DWARF_PCREL): Define.
17298 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17300 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17301 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17302 global. Modify entries about regmove and IRA.
17304 * ra-conflict.c: Remove the file.
17306 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17308 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17309 (pass_regclass_init): Rename to pass_reginfo_init.
17311 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17313 * toplev.h (flag_ira): Remove.
17315 * caller-save.c (setup_save_areas): Remove flag_ira.
17317 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17319 * global.c: Remove the file.
17321 * opts.c (decode_options): Remove flag_ira.
17323 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17325 * regmove.c: Modify file description.
17326 (find_use_as_address, try_auto_increment): Define them only if
17327 AUTO_INC_DEC is defined.
17328 (replacement_quality, replace_in_call_usage, fixup_match_1,
17329 stable_and_no_regs_but_for_p): Remove.
17330 (reg_set_in_bb): Make it static.
17331 (regmove_optimize): Remove flag_ira and code which worked for
17334 * local-alloc.c: Remove the file.
17336 * common.opt (fira): Remove.
17338 * ira.c: Include except.h.
17339 (eliminable_regset): Move from global.c.
17340 (mark_elimination): Ditto. Remove flag_ira.
17341 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17342 equiv_mem_modified, validate_equiv_mem_from_store,
17343 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17344 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17345 no_equiv, recorded_label_ref): Move from local-alloc.c.
17346 (update_equiv_regs): Ditto. Make it static.
17347 (print_insn_chain, print_insn_chains): Move it from global.c.
17348 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17349 (build_insn_chain): Ditto. Make it static.
17350 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17351 Rename to init_live_subregs.
17352 (gate_ira): Remove flag_ira.
17354 * regclass.c: Rename reginfo.c. Change file description.
17355 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17356 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17357 (init_reg_sets_1): Remove code for evaluation of
17358 reg_class_superclasses and losing_caller_save_reg_set.
17359 (init_regs): Remove init_reg_autoinc.
17360 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17361 ok_for_base_p_nonstrict): Remove.
17362 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17363 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17364 corresponding entries.
17365 (dump_regclass, record_operand_costs, scan_one_insn,
17366 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17367 record_address_regs, auto_inc_dec_reg_p): Remove.
17368 (gt-regclass.h): Rename to gt-reginfo.h.
17370 * rtl.h (dump_global_regs, retry_global_alloc,
17371 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17373 * Makefile.in (RA_H): Remove.
17374 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17375 Rename regclass.o to reginfo.o.
17376 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17378 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17379 (GTFILES): Rename regclass.c to reginfo.c.
17381 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17382 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17384 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17385 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17387 (finish_spills): Ditto. Remove code for !flag_ira.
17389 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17391 PR middle-end/35854
17392 * doc/invoke.texi (rtl debug options): Complete rewrite.
17393 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17395 * mode-switching.c (pass_mode_switching): Rename pass from
17396 "mode-sw" to "mode_sw".
17397 * except.c (pass_convert_to_eh_ranges): Rename pass from
17398 "eh-ranges" to "eh_ranges".
17399 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17403 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17404 Alexander Monakov <amonakov@ispras.ru>
17406 PR middle-end/38857
17407 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17409 (move_exprs_to_boundary): Change return type and pass through
17410 should_move from move_op. Relax assert. Update usage ...
17411 (schedule_expr_on_boundary): ... here. Use should_move instead of
17413 (move_op_orig_expr_found): Indicate that insn was disconnected from
17415 (code_motion_process_successors): Do not call after_merge_succs
17416 callback if original expression was not found when traversing any of
17418 (code_motion_path_driver): Change return type. Update prototype.
17419 (move_op): Update comment. Add a new parameter (should_move). Update
17420 prototype. Set *should_move based on indication provided by
17421 move_op_orig_expr_found.
17423 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17425 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17426 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17427 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17428 * config/rs6000/rs6000.c (rs6000_override_options): Default
17429 avoid-indexed-addresses on for Power6, off for everything else.
17430 (avoiding_indexed_address_p): New function.
17431 (rs6000_legitimize_address): Use it.
17432 (rs6000_legitimate_address): Likewise.
17433 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17435 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17437 PR tree-optimization/38997
17438 * tree-loop-distribution.c (generate_memset_zero): Use
17439 POINTER_PLUS_EXPR for a pointer addition.
17441 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17443 * config/s390/s390.md (bswap<mode>2): New pattern added.
17445 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17447 * config/s390/s390.md (*tls_load_31): Added type attribute.
17449 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17451 * config/s390/s390.md: Fix a few comments.
17453 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17455 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17456 (*tm<mode>_full): Fixed z10prop attribute.
17457 (*tst<mode>_extimm): Fixed z10prop attribute.
17458 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17459 (*tstqiCCT_cconly): Fixed z10prop attribute.
17460 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17461 (*movsi_larl): Fixed z10prop attribute.
17462 (*movsi_zarch): Fixed z10prop attribute.
17463 (*movsi_eas): Fixed z10prop attribute.
17464 (*movhi): Fixed z10prop attribute.
17465 (*movqi): Fixed z10prop attribute.
17466 (*movstrictqi): Fixed z10prop attribute.
17467 (*mov<mode>): Fixed z10prop attribute.
17468 (*movcc): Fixed z10prop attribute.
17469 (*sethighpartdi_64): Fixed z10prop attribute.
17470 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17471 (*negdi2_sign_cc): Fixed z10prop attribute.
17472 (*negdi2_sign): Fixed z10prop attribute.
17473 (*absdi2_sign_cc): Fixed z10prop attribute.
17474 (*absdi2_sign): Fixed z10prop attribute.
17475 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17476 (*negabsdi2_sign): Fixed z10prop attribute.
17477 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17478 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17479 (doloop_si64): Fixed z10prop attribute.
17480 (doloop_si31): Fixed z10prop attribute.
17481 (doloop_long): Fixed z10prop attribute.
17482 (indirect_jump): Fixed z10prop attribute.
17483 (nop): Fixed z10prop attribute.
17484 (main_base_64): Fixed z10prop attribute.
17485 (reload_base_64): Fixed z10prop attribute.
17487 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17489 PR rtl-optimization/38740
17490 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17492 * config/mips/mips.c (mips_reorg): Likewise.
17494 2009-01-28 Richard Guenther <rguenther@suse.de>
17496 PR tree-optimization/38926
17497 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17498 with the correct value id to a value.
17499 (do_regular_insertion): Use the value number of edoubleprime
17500 for the value number of the expr.
17503 2008-08-21 Richard Guenther <rguenther@suse.de>
17505 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17506 a PHI ask VN if it is already available.
17507 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17508 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17510 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17512 PR middle-end/38934
17513 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17514 set to varying whenever max has TREE_OVERFLOW set, similarly
17515 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17517 2009-01-28 Richard Guenther <rguenther@suse.de>
17519 PR middle-end/38908
17520 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17521 uninitialized aggregate uses in call arguments.
17523 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17525 PR tree-optimization/38984
17526 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17527 the nothing_id variable if -fno-delete-null-pointer-checks.
17529 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17532 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17533 (set_got_offset_rex64): Ditto.
17535 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17538 * doc/extend.texi: Improve local variable with asm reg.
17540 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17542 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17543 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17544 was not supplied then set warn_packed_bitfield_compat to the
17545 default value of 1.
17546 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17549 2009-01-27 Richard Guenther <rguenther@suse.de>
17551 PR tree-optimization/38503
17552 * cfgexpand.c (expand_gimple_basic_block): Ignore
17553 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17554 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17555 variables that cannot have TBAA applied.
17556 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17559 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17561 PR middle-end/38969
17562 * calls.c (initialize_argument_information): Do not wrap complex
17563 arguments in SAVE_EXPR.
17565 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17567 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17568 (INSTALL_LIBGCC): Revert typo commit.
17570 2009-01-26 Richard Guenther <rguenther@suse.de>
17572 PR tree-optimization/38745
17573 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17574 from special handling.
17576 2009-01-26 Richard Guenther <rguenther@suse.de>
17578 PR tree-optimization/38745
17579 * tree-ssa.c (execute_update_addresses_taken): Do not include
17580 variables that cannot possibly be a register in not_reg_needs.
17581 Do not clear TREE_ADDRESSABLE on vars that may not become
17583 * tree-ssa.c (update_alias_info_1): Include those in the set
17584 of addressable vars.
17586 2009-01-26 Richard Guenther <rguenther@suse.de>
17588 PR middle-end/38851
17589 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17590 * tree-ssa-dse.c: Include langhooks.h
17591 (execute_simple_dse): Remove stores with zero size.
17593 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17596 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17599 2009-01-24 Julian Brown <julian@codesourcery.com>
17601 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17602 config/arm/linux-atomic.c.
17603 * config/arm/linux-atomic.c: New.
17605 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17607 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17608 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17609 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17611 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17614 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17617 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17619 PR tree-optimization/38953
17620 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17621 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17622 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17623 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17626 2009-01-24 Paul Brook <paul@codesourcery.com>
17628 * config/arm/neon.md (neon_type): Move to arm.md.
17629 (neon_mov<VSTRUCT>): Add neon_type attribute.
17630 * config/arm/arm.md (neon_type): Move to here.
17631 (conds): Add "unconditioal" and use as default for NEON insns.
17633 2009-01-24 Ben Elliston <bje@au.ibm.com>
17635 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17636 void *' warning from -Wc++-compat.
17637 * Makefile.in (dominance.o-warn): Remove.
17639 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17641 PR tree-optimization/38932
17642 * fold-const.c (fold_unary_ignore_overflow): New.
17643 * tree.h (fold_unary_ignore_overflow): Declare.
17644 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17645 * tree-ssa-sccvn.c (visit_reference_op_load,
17646 simplify_unary_expression): Likewise.
17648 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17650 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17651 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17652 regardless of their type.
17653 * c-common.c (handle_packed_attribute): Don't ignore packed on
17655 * c.opt (Wpacked-bitfield-compat): New warning option.
17656 * stor-layout.c (place_field): Warn if offset of a field changed.
17657 * doc/extend.texi (packed): Mention the ABI change.
17658 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17659 (Warning Options): Add it to the list.
17661 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17663 * c-opts.c (c_common_post_options): Fix a typo in comments.
17665 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17667 PR middle-end/38615
17668 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17669 variables to static.
17670 * doc/invoke.texi (-fmerge-all-constants): Update description.
17672 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17675 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17676 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17678 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17680 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17682 (LOCAL_ALIGNMENT): Similarly.
17684 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17685 Joseph Myers <joseph@codesourcery.com>
17687 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17688 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17689 * config/arm/arm-tune.md: Regenerate.
17690 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17693 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17695 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17696 version number to five.
17698 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17701 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17702 * c-common.c (set_underlying_type): Likewise.
17703 (is_typedef_decl ): Likewise
17705 (set_underlying_type): Likewise.
17706 (is_typedef_type): Likewise.
17708 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17710 PR middle-end/38587
17711 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17714 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17717 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17718 (LIBGCC_SPEC): Don't define.
17719 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17721 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17723 PR rtl-optimization/38879
17724 * alias.c (base_alias_check): Unaligned access via AND address can
17725 alias all surrounding object types except those with sizes equal
17726 or wider than the size of unaligned access.
17728 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17731 * c-decl.c (clone_underlying_type): Move this ...
17732 * c-common.c (set_underlying_type): ... here.
17733 Also, make sure the function properly sets TYPE_STUB_DECL() on
17734 the newly created typedef variant type.
17735 (is_typedef_decl ): New entry point.
17736 * tree.h: Added a new member member_types_needing_access_check to
17737 struct tree_decl_non_common.
17738 (set_underlying_type): New entry point.
17739 (is_typedef_type): Likewise.
17741 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17743 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17744 Check whether two instructions have memory references that
17745 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17746 are helper functions for traversing.
17747 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17748 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17749 not to draw dependency edge for instructions with non-conflicting
17752 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17755 * longlong.h: Update copyright years. Use soft-fp license notice.
17756 Sync __clz_tab declaration with glibc.
17758 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17761 * doc/extend.texi (syscall_linkage): New.
17762 (version_id): Modify.
17764 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17765 Richard Guenther <rguenther@suse.de>
17767 PR tree-optimization/38747
17768 PR tree-optimization/38748
17769 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17770 conversion if the base address is an indirect reference and the
17771 aliasing sets could cause issues.
17773 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17775 * common.opt (fgraphite, fgraphite-identity): Add comment for
17776 explaining why these options are not documented.
17778 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17780 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17781 gimple_call_lhs is NULL.
17783 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17786 * emit-rtl.c (adjust_address_1): Make sure memref is never
17789 2009-01-20 Ben Elliston <bje@au.ibm.com>
17791 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17792 const qualifier from arg parameter. Remove unnecessary cast to char *.
17793 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17794 const qualifier from arg 2.
17796 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17798 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17800 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17803 * rtl.h (reinit_regs): New prototype.
17804 * regclass.c: Include ira.h.
17805 (reinit_regs): New.
17806 * Makefile.in (regclass.o): Add ira.h.
17807 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17809 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17812 * c-common.c (handle_aligned_attribute): Use
17813 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17814 default alignment value.
17816 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17818 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17819 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17821 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17822 __BIGGEST_ALIGNMENT__.
17824 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17826 2009-01-18 Richard Guenther <rguenther@suse.de>
17828 PR tree-optimization/38819
17829 * tree-flow.h (operation_could_trap_helper_p): Declare.
17830 * tree-eh.c (operation_could_trap_helper_p): Export.
17831 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17832 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17833 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17834 are about to insert a possibly trapping instruction and fail
17837 2009-01-18 Andreas Schwab <schwab@suse.de>
17839 * doc/install.texi (Configuration): Remove obsolete paragraph
17840 about use of --with-gnu-ld with --with-gnu-as.
17842 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17844 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17845 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17846 Follow spelling conventions.
17848 2009-01-18 Ben Elliston <bje@au.ibm.com>
17850 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17851 C++ warning about implicit conversion from void * to struct
17853 (bitmap_obstack_free): Likewise for bitmap_element *.
17854 * Makefile.in (bitmap.o-warn): Remove.
17856 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17858 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17860 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17861 Tobias Grosser <tobi.grosser@amd.com>
17863 * graphite.c (graphite_trans_scop_block): Do not block single
17866 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17868 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17869 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17870 test with assertion.
17872 2009-01-16 Richard Guenther <rguenther@suse.de>
17874 PR tree-optimization/38835
17875 PR middle-end/36227
17876 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17877 and INT + PTR -> (INT)(PTR p+ INT) folding.
17878 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17880 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17883 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17884 the subreg from a lowpart subreg if it is also casting the value.
17886 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17887 Tobias Grosser <tobi.grosser@amd.com>
17889 * graphite.c (compare_prefix_loops): New.
17890 (build_scop_canonical_schedules): Rewritten.
17891 (graphite_transform_loops): Move build_scop_canonical_schedules
17892 after build_scop_iteration_domain.
17894 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17895 Tobias Grosser <tobi.grosser@amd.com>
17897 * graphite.c (add_conditions_to_domain): Add the loops to
17898 the dimension of the iteration domain. Do copy the domain
17899 only when it exists.
17900 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17901 (add_conditions_to_constraints): New.
17902 (can_generate_code_stmt, can_generate_code): Removed.
17903 (gloog): Do not call can_generate_code.
17904 (graphite_transform_loops): Call add_conditions_to_constraints
17905 after building the iteration domain.
17907 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17909 PR tree-optimization/38789
17910 * tree-ssa-threadedge.c
17911 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17912 __builtin_constant_p.
17914 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17916 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17917 examined before deleting them.
17919 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17921 * function.c (aggregate_value_p): Correctly extract the function
17922 type from CALL_EXPR_FN lookup.
17924 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17926 * config/picochip/picochip.c (picochip_override_options): Revert
17927 CFI asm flag disable commited previously.
17929 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17930 Tobias Grosser <tobi.grosser@amd.com>
17931 Jan Sjodin <jan.sjodin@amd.com>
17933 * graphite.c (scan_tree_for_params): On substractions negate
17934 all the coefficients of the term.
17935 (clast_to_gcc_expression_red): New. Handle reduction expressions
17936 of more than two operands.
17937 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17938 (get_vdef_before_scop): Handle also the case of default definitions.
17940 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17942 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17943 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17944 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17946 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17947 Joey Ye <joey.ye@intel.com>
17949 PR middle-end/37843
17950 * cfgexpand.c (expand_stack_alignment): Don't update stack
17951 boundary nor check incoming stack boundary here.
17952 (gimple_expand_cfg): Update stack boundary and check incoming
17953 stack boundary here.
17955 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17957 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17959 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17961 PR rtl-optimization/38245
17962 * calls.c (expand_call): Add stack arguments to
17963 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17964 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17965 in regs and partially in memory or BLKmode arguments.
17966 (emit_library_call_value_1): Add stack arguments to
17967 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17968 ACCUMULATE_OUTGOING_ARGS).
17969 * dce.c: Include tm_p.h.
17970 (find_call_stack_args): New function.
17971 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17973 (mark_insn): Call find_call_stack_args for CALL_Ps.
17974 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17975 forwards. Allocate and free arg_stores bitmap if needed, pass it
17976 down to deletable_insn_p, don't mark stores set in arg_stores
17977 bitmap, clear the bitmap at the beginning of each bb.
17978 * Makefile.in (dce.o): Depend on $(TM_P_H).
17980 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17983 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17984 to make sure the insn is a conditional test (bug 22599). Reformat a
17987 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17989 PR middle-end/38431
17990 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17991 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17992 (gloog): Do not call cleanup_tree_cfg.
17993 (graphite_transform_loops): Call cleanup_tree_cfg after all
17994 scops have been code generated.
17996 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17997 * doc/gty.texi (Invoking the garbage collector): Added new node
17998 and section documenting ggc_collect.
18000 2009-01-14 Richard Guenther <rguenther@suse.de>
18002 PR tree-optimization/38826
18003 PR middle-end/38477
18004 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18005 initialization notes only if we actually emitted a warning.
18006 (intra_create_variable_infos): Add constraints for a result decl
18007 that is passed by hidden reference.
18008 (build_pred_graph): Mark all related variables non-direct on
18011 2009-01-14 Nick Clifton <nickc@redhat.com>
18013 * ira-conflicts.c: Include addresses.h for the definition of
18015 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18016 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18018 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18021 * Makefile.in (ira-lives.o): Add except.h.
18023 * ira-lives.c: Include except.h.
18024 (process_bb_node_lives): Process can_throw_internal.
18026 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18028 PR rtl-optimization/38774
18029 * combine.c (simplify_set): When undoing cc_use change, don't do
18030 PUT_CODE on the newly created comparison, but instead put back the
18033 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18035 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18036 values. Remove duplicate arm8 entry.
18038 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18040 PR tree-optimization/38786
18041 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18042 the SSA_NAME case of expand_scalar_variables_expr.
18043 Set the type of an expression to the type of its assign statement.
18044 (expand_scalar_variables_expr): Also gather the scalar computation
18045 used to index the memory access. Do not pass loop_p.
18046 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18047 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18048 the gimple_stmt_iterator where it inserts new code.
18049 Do not pass loop_p.
18050 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18051 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18053 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18055 * graphite.h (debug_value): Removed.
18056 * graphite.c (debug_value): Removed.
18058 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18060 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18061 ldrd/strd with two 32-bit instructions.
18063 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18065 * config/arm/arm.c (struct processors): Pass for speed down into
18066 cost helper functions.
18067 (const_ok_for_op): Handle COMPARE and inequality nodes.
18068 (arm_rtx_costs_1): Rewrite.
18069 (arm_size_rtx_costs): Update prototype.
18070 (arm_rtx_costs): Pass speed down to helper functions.
18071 (arm_slowmul_rtx_costs): Rework cost calculations.
18072 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18073 (arm_9e_rtx_costs): Likewise.
18075 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18077 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18078 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18079 (alpha_legitimize_address): Do not split local symbols wider than
18080 UNITS_PER_WORD into HIGH/LO_SUM parts.
18082 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18085 * gcc.c (process_command): Replace call to execvp with calls
18086 to pex_one and exit.
18088 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18091 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18092 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18093 variant for devices with 3-byte PC.
18094 (__tablejump_elpm__): New.
18096 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18099 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18100 offsetof member-designator, handle it as `[0].'.
18102 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18104 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18105 function when not using named sections on targets with named sections
18106 if branch distance is less than 262132.
18108 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18110 * combine.c (combine_instructions): Recompute
18111 optimize_this_for_speed_p for each BB in the main combine loop.
18113 2009-01-12 Tomas Bily <tbily@suse.cz>
18116 * tree-loop-distribution.c (prop_phis): New function.
18117 (generate_builtin): Call prop_phis.
18118 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18120 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18122 PR tree-optimization/38807
18123 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18124 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18126 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18128 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18129 subreg of op0 to the original op0.
18131 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18133 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18135 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18138 * mips-tfile.c (parse_def): Fix parsing of def strings
18139 starting with digits.
18141 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18144 * config/arm/arm.c (arm_is_long_call_p): Don't call
18145 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18147 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18149 * regrename.c (regrename_optimize): Fix dumping.
18150 (find_oldest_value_reg): Preserve REG_POINTER.
18151 (copy_hardreg_forward_1): Likewise.
18153 2009-01-09 Diego Novillo <dnovillo@google.com>
18155 * gimple.h (struct gimple_statement_base) <uid>: Document
18156 the restrictions on its use.
18157 (gimple_uid): Tidy.
18158 (gimple_set_uid): Tidy.
18160 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18162 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18163 zero guard even if align_bytes != 0 and count is smaller than
18166 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18168 PR rtl-optimization/38495
18169 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18170 (add_range_and_copies_from_move_list): Print all added ranges.
18171 Add ranges to memory optimized destination.
18173 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18177 * config/i386/i386.c (override_options): Reject
18178 -mstringop-strategy=rep_8byte with -m32.
18179 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18180 to 1. Do count comparison against epilogue_size_needed at compile
18181 time even when count_exp was constant forced into register. For
18182 size_needed don't jump to epilogue, instead just avoid aligning
18183 and invoke the body algorithm. If need_zero_guard, add zero guard
18184 even if count is non-zero, but smaller than size_needed + number of
18185 bytes that could be stored for alignment.
18186 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18187 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18188 but smaller than size_needed + number of bytes that could be stored
18189 for alignment. Compare size_needed with epilogue_size_needed instead
18190 of desired_align - align, don't adjust size_needed, pass
18191 epilogue_size_needed to the epilogue expanders.
18194 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18196 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18198 * pa.c (last_address): Change to unsigned.
18199 (update_total_code_bytes): Change argument to unsigned. Don't
18200 check if insn addresses are set.
18201 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18202 addresses are not set.
18203 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18205 2009-01-09 Nick Clifton <nickc@redhat.com>
18207 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18208 DECL_DECLARED_INLINE_P.
18210 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18212 PR middle-end/38347
18213 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18214 GET_MODE (op0) in operand_subword_force calls.
18216 PR middle-end/38771
18217 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18218 fold_convert arg0 operands to TREE_TYPE (op0) first.
18220 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18222 * params.def (ira-max-conflict-table-size): Decrease default value
18225 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18227 PR tree-optimization/37031
18228 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18230 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18231 allocate it using gc instead of heap, use VEC_quick_push instead of
18233 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18234 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18235 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18236 allocated vector from heap allocated.
18237 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18238 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18239 vector only after perfect_loop_nest_depth call.
18241 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18242 Jan Sjodin <jan.sjodin@amd.com>
18244 PR tree-optimization/38559
18245 * graphite.c (debug_value, copy_constraint,
18246 swap_constraint_variables, scale_constraint_variable, ): New.
18247 (get_lower_bound, get_upper_bound): Removed.
18248 (graphite_trans_bb_strip_mine): Clean up this code that works
18249 only for constant number of iterations. Fully copy upper and
18250 lower bound constraints, not only the constant part of them.
18251 * graphite.h (debug_value): Declared.
18253 2009-01-08 Ira Rosen <irar@il.ibm.com>
18255 PR tree-optimization/37194
18256 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18257 Don't add the cost of cost model guard in prologue to scalar
18258 outside cost in case of known number of iterations.
18260 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18261 Alan Modra <amodra@bigpond.net.au>
18263 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18264 non-word-aligned REG+CONST addressing.
18266 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18269 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18270 free_after_compilation when outputting a thunk.
18271 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18272 Do not call free_after_compilation here.
18274 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18276 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18277 (ix86_valid_target_attribute_inner_p): Ditto.
18279 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18281 PR tree-optimization/38492
18282 PR tree-optimization/38498
18283 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18284 * tree-chrec.h (scev_is_linear_expression): Declared.
18285 * graphite.c (graphite_cannot_represent_loop_niter): New.
18286 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18287 (graphite_loop_normal_form): Use gcc_assert.
18288 (scan_tree_for_params): Use CASE_CONVERT.
18289 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18290 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18291 Use gcc_assert. Discard scops that contain unhandled cases.
18292 (build_scop_conditions): Return a boolean status for unhandled cases.
18293 (strip_mine_profitable_p): Print the loop number, not its depth.
18294 (is_interchange_valid): Pass the depth of the loop nest, don't
18295 recompute it wrongly.
18296 (graphite_trans_bb_block): Same.
18297 (graphite_trans_bb_block): Print tentative of loop blocking.
18298 (graphite_trans_scop_block): Do not print that the loop has been
18300 (graphite_transform_loops): Do not handle scops that contain condition
18303 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18305 AVX Programming Reference (December, 2008)
18306 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18307 (_mm256_stream_pd): Likewise.
18308 (_mm256_stream_ps): Likewise.
18310 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18311 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18312 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18313 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18314 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18315 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18316 (ix86_expand_special_args_builtin): Likewise.
18318 * config/i386/sse.md (AVXMODEDI): New.
18319 (avx_movnt<mode>): Likewise.
18320 (avx_movnt<mode>): Likewise.
18321 (<sse>_movnt<mode>): Remove AVX support.
18322 (sse2_movntv2di): Likewise.
18324 2009-01-07 Richard Guenther <rguenther@suse.de>
18326 PR middle-end/38751
18327 * fold-const.c (extract_muldiv): Remove obsolete comment.
18328 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18329 to PLUS_EXPR canonicalization for the canonicalization.
18331 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18333 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18334 hosted cross-compilers generating less efficient code.
18336 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18338 * function.h (rtl_data): Add a dbr_scheduled_p field.
18339 * reorg.c (dbr_schedule): Set it.
18340 (gate_handle_delay_slots): Check it.
18341 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18342 (mips_reorg): Check flag_delayed_branch instead of
18343 mips_base_delayed_branch.
18344 (mips_override_options): Don't set mips_base_delayed_branch
18345 or flag_delayed_branch.
18347 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18349 PR rtl-optimization/38426.
18350 * ira.c (ira): Set current_function_is_leaf earlier.
18352 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18354 PR rtl-optimization/38722
18355 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18356 too early, only set a flag and modify after last possible
18359 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18362 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18363 * real.c (decimal_single_format): Correct values of emin and emax.
18364 (decimal_double_format): Ditto.
18365 (decimal_quad_format): Ditto.
18366 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18367 computation of DECnn_MIN and DECnn_MAX for corrected values of
18368 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18369 __DECnn_MIN__, and adjust its computation for the corrected value
18372 2009-01-06 Jan Hubicka <jh@suse.cz>
18375 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18377 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18379 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18380 Add Robert Clark to the list of testers.
18382 2009-01-06 Jan Hubicka <jh@suse.cz>
18383 Kai Tietz <kai.tietz@onevision.com>
18385 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18386 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18388 2009-01-06 Jan Hubicka <jh@suse.cz>
18389 Kai Tietz <kai.tietz@onevision.com>
18391 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18393 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18394 (ix86_nsaved_regs): Count only general purpose regs.
18395 (ix86_nsaved_sseregs): New.
18396 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18397 to 16 for w64; compute padding and size of sse reg save area.
18398 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18399 general purpose regs.
18400 (ix86_emit_save_sse_regs_using_mov): New.
18401 (ix86_expand_prologue): Save SSE regs if needed.
18402 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18403 (ix86_emit_restore_sse_regs_using_mov): New.
18404 (ix86_expand_epilogue): Save SSE regs if needed.
18406 2009-01-06 Jan Hubicka <jh@suse.cz>
18407 Kai Tietz <kai.tietz@onevision.com>
18409 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18410 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18411 functions when accumulate outgoing args is off.
18413 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18416 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18417 before using pseudos_have_intersected_live_ranges_p.
18419 * ira-int.h (ira_assert): Always define.
18421 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18423 AVX Programming Reference (December, 2008)
18424 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18425 (_mm256_permute2_pd): Likewise.
18426 (_mm_permute2_ps): Likewise.
18427 (_mm256_permute2_ps): Likewise.
18428 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18429 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18431 * config/i386/i386.c (ix86_builtins): Remove
18432 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18433 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18434 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18435 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18436 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18437 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18438 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18439 __builtin_ia32_vpermil2ps256.
18440 (ix86_init_mmx_sse_builtins): Updated.
18441 (ix86_expand_args_builtin): Likewise.
18443 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18445 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18446 long absolute calls when generating PA 2.0 code.
18448 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18450 PR rtl-optimization/38583
18451 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18453 * params.def (ira-max-conflict-table-size): New.
18455 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18457 * ira.h (ira_conflicts_p): New external definition.
18459 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18460 table. Report this. Return result of building.
18461 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18462 building conflict table.
18464 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18465 (ira_color): Use ira_conflicts_p.
18467 * global.c: Include ira.h.
18468 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18471 * Makefile.in (global.o): Add ira.h.
18473 * ira-build.c (mark_all_loops_for_removal,
18474 propagate_some_info_from_allocno): New.
18475 (remove_unnecessary_allocnos): Call
18476 propagate_some_info_from_allocno.
18477 (remove_low_level_allocnos): New.
18478 (remove_unnecessary_regions): Add parameter. Call
18479 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18480 parameter to remove_unnecessary_regions.
18481 (ira_build): Remove all regions but root if the conflict table was
18482 not built. Update conflict hard regs for allocnos crossing calls.
18484 * ira.c (ira_conflicts_p): New global.
18485 (ira): Define and use ira_conflicts_p.
18487 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18488 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18489 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18491 2009-01-06 Ben Elliston <bje@au.ibm.com>
18493 * gengtype-lex.l (YY_NO_INPUT): Define.
18495 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18498 * c-common.c (handle_vector_size_attribute): Also reject
18499 BOOLEAN_TYPE types.
18501 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18503 PR tree-optimization/38492
18504 * graphite.c (rename_map_elt, debug_rename_elt,
18505 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18506 rename_map_elt_info, eq_rename_map_elts,
18507 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18508 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18509 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18510 (sese_build_livein_liveouts): New.
18511 (new_sese, free_sese): New.
18512 (new_scop): Call new_sese.
18513 (free_scop): Call free_sese.
18514 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18515 (register_old_new_names): Renamed register_old_and_new_names.
18516 (register_scop_liveout_renames, add_loop_exit_phis,
18517 insert_loop_close_phis, struct igp,
18518 default_liveout_before_guard, add_guard_exit_phis,
18519 insert_guard_phis, copy_renames): New.
18520 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18521 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18522 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18523 (scop_adjust_phis_for_liveouts): New.
18524 (gloog): Call scop_adjust_phis_for_liveouts.
18526 * graphite.h (struct sese): Documented. Added fields liveout,
18527 num_ver and livein.
18528 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18529 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18530 (struct scop): Added field liveout_renames.
18531 (SCOP_LIVEOUT_RENAMES): New.
18533 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18535 PR tree-optimization/38510
18536 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18537 (translate_clast): Call recompute_all_dominators before
18539 (gloog): Call recompute_all_dominators before graphite_verify.
18541 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18542 Jan Sjodin <jan.sjodin@amd.com>
18544 PR tree-optimization/38500
18545 * graphite.c (create_sese_edges): Call fix_loop_structure after
18548 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18550 * config.gcc: Add m32r*-*-rtems*.
18551 * config/m32r/rtems.h: New file.
18553 2009-01-05 Ben Elliston <bje@au.ibm.com>
18555 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18556 (.po.pox): Likewise.
18557 (po/gcc.pot): Likewise.
18559 2009-01-04 David S. Miller <davem@davemloft.net>
18561 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18562 (STARTING_FRAME_OFFSET): Always set to zero.
18564 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18566 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18567 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18568 fixed-point types, and vectors of the same.
18570 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18572 * config/mips/sync.md (*mb_barrier): Rename to...
18573 (*memory_barrier): ...this.
18575 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18577 * doc/extend.texi (Function Attributes): Move @cindex after @item
18578 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18579 and put in alphabetical order. Fix 'target' name and put in order.
18580 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18583 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18585 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18586 (memory_barrier): Expand as unspec instead of unspec_volatile.
18587 Remove mem:BLK from insn operands. Use Pmode scratch register.
18588 (*memory_barrier): Define as unspec instead of unspec_volatile.
18589 Use (match_dup 0) as input operand.
18591 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18592 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18593 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18594 scratch register. Remove operand 1.
18595 (*stbar): Define as unspec instead of unspec_volatile.
18596 Use (match_dup 0) as input operand, remove (const_int 8).
18597 (*membar): Define as unspec instead of unspec_volatile.
18598 Use (match_dup 0) as input operand, remove input operand 2.
18600 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18601 (memory_barrier): Expand as unspec instead of unspec_volatile.
18602 Remove mem:BLK from insn operands. Use Pmode scratch register.
18603 (*memory_barrier): Define as unspec instead of unspec_volatile.
18604 Use (match_dup 0) as input operand.
18606 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18607 Remove mem:BLK from insn operands. Use Pmode scratch register.
18608 Set volatile flag on operand 0.
18609 (*memory_barrier): New insn pattern.
18611 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18613 (*memory_barrier): Use (match_dup 0) as input operand.
18615 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18616 Remove mem:BLK from insn operands. Use Pmode scratch register.
18617 Set volatile flag on operand 0.
18618 (*mb_internal): New insn pattern.
18620 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18622 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18624 PR middle-end/38586
18625 * function.c (struct temp_slot): Move to the section of the file
18626 that deals with temp slots. Remove field 'address'.
18627 (temp_slot_address_table): New hash table of address -> temp slot.
18628 (struct temp_slot_address_entry): New struct, items for the table.
18629 (temp_slot_address_compute_hash, temp_slot_address_hash,
18630 temp_slot_address_eq, insert_temp_slot_address): Support functions
18632 (find_temp_slot_from_address): Rewrite to use the new hash table.
18633 (remove_unused_temp_slot_addresses): Remove addresses of temp
18634 slots that have been made available.
18635 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18636 worker function for remove_unused_temp_slot_addresses.
18637 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18638 Add the temp slot address to the address -> temp slot map.
18639 (update_temp_slot_address): Update via insert_temp_slot_address.
18640 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18641 (pop_temp_slots): Likewise.
18642 (init_temp_slots): Allocate the address -> temp slot map, or empty
18643 the map if it is already allocated.
18644 (prepare_function_start): Initialize temp slot processing.
18646 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18648 PR middle-end/38584
18649 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18650 Calculate the size of all stack vars assuming no packing of stack
18651 vars will happen, replacing a quadratic algorithm with a linear one.
18653 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18656 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18659 2009-01-03 Diego Novillo <dnovillo@google.com>
18661 * doc/contrib.texi: Update contributions.
18663 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18666 * builtins.c (fold_builtin_memory_op): Give up if either operand
18667 is volatile. Set srctype or desttype to non-qualified version
18671 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18672 and FUNCTION_DECLs.
18674 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18676 PR rtl-optimization/35805
18677 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18678 problem if fast dce is able to remove any instructions.
18679 * dce.c (dce_process_block): Fix dump message.
18681 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18684 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18686 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18688 PR middle-end/38690
18689 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18690 * tree-pretty-print.c (op_code_prio): New function.
18691 (op_prio): No longer static. Use op_code_prio.
18692 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18693 Use op_prio and op_code_prio to determine if () should be
18694 printed around operand(s) or not.
18696 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18697 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18698 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18699 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18700 pp_character instead of pp_string for single letter printing.
18702 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18704 * doc/extend.texi: Fix '#pragma GCC option' typo.
18706 2009-01-02 Richard Guenther <rguenther@suse.de>
18708 * doc/install.texi (--enable-checking): Mention different
18709 default for stage1.
18710 (--enable-stage1-checking): Document.
18712 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18714 PR middle-end/30142
18715 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18716 case to be an error.
18718 2009-01-02 Ben Elliston <bje@au.ibm.com>
18720 * config/fp-bit.h (pack_d): Constify argument.
18721 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18722 (isnan): Constify argument.
18724 (iszero): Likewise.
18725 (pack_d): Likewise.
18726 (_fpadd_parts): Constify return type.
18727 (_fpmul_parts): Likewise.
18728 (_fpdiv_parts): Likewise.
18730 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18733 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18734 warn about overwriting initializer with side-effects or
18735 -Woverride-init if !IMPLICIT.
18736 (output_init_element): Likewise. Pass IMPLICIT down to
18738 (process_init_element): Add IMPLICIT argument. Pass it down
18739 to output_init_element.
18740 (push_init_element, pop_init_level, set_designator): Adjust
18741 process_init_element callers.
18742 (set_nonincremental_init, set_nonincremental_init_from_string):
18743 Adjust add_pending_init callers.
18744 (output_pending_init_elements): Adjust output_init_element callers.
18745 * c-tree.h (process_init_element): Adjust prototype.
18746 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18747 process_init_element callers.
18750 Copyright (C) 2009 Free Software Foundation, Inc.
18752 Copying and distribution of this file, with or without modification,
18753 are permitted in any medium without royalty provided the copyright
18754 notice and this notice are preserved.