1 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11 PR tree-optimization/40813
12 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
17 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
18 with a NOP_EXPR if needed.
20 2009-07-21 Paul Brook <paul@codesourcery.com>
22 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
23 Terminate debug dump with newline.
25 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
28 Cast "1" to unsigned HOST_WIDE_INT.
29 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
30 deposit length to the maximum length - lsb. Extend length if
31 HOST_BITS_PER_WIDE_INT is 32.
33 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
35 * cgraph.h (constant_pool_htab): New function.
36 (constant_descriptor_tree): Move from varasm.c.
37 * varasm.c (constant_pool_htab): New function.
38 (constant_descriptor_tree): Move to cgraph.h.
40 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
42 * toplev.c: Invoke FINISH_UNIT callbacks before call to
45 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
47 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
50 2009-07-20 Xinliang David Li <davidxl@google.com>
52 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
54 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
56 * config/mips/mips.md (move_type): Add arith.
58 (zero_extendsidi2): Rename this into ...
59 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
60 (zero_extendsidi2): New expander.
61 (*zero_extendsidi2_dext): New pattern.
63 2009-07-20 Nick Clifton <nickc@redhat.com>
65 * config.gcc (mips64-*-*): Add definition of tm_defines in order
66 to set MIPS_ABI_DEFAULT.
67 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
69 2009-07-20 Jakub Jelinek <jakub@redhat.com>
71 * tree-object-size.c (addr_object_size): Handle unions with
72 array in it as last field of structs in __bos (, 1) as __bos (, 0).
74 PR tree-optimization/40792
75 * tree.c (build_function_type_skip_args): Remove bogus assert.
77 2009-07-20 Jan Hubicka <jh@suse.cz>
78 Martin Jambor <mjambor@suse.cz>
80 * cgraph.h (combined_args_to_skip): New field.
81 * cgraph.c (cgraph_create_virtual_clone): Properly handle
82 combined_args_to_skip and args_to_skip.
83 * tree-inline.c (update_clone_info): New function.
84 (tree_function_versioning): Call update_clone_info.
85 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
86 (cgraph_materialize_all_clones): More extensive dumping, working
87 with combined_args_to_skip rather than args_to_skip.
89 2009-07-20 Ira Rosen <irar@il.ibm.com>
91 * tree-vectorizer.h (vectorizable_condition): Add parameters.
92 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
93 (get_initial_def_for_reduction): Likewise.
94 (vectorizable_reduction): Skip the check of first operand in case
95 of COND_EXPR. Add check that it is outer loop vectorization if
96 nested cycle was detected. Call vectorizable_condition() for
97 COND_EXPR. If reduction epilogue cannot be created do not fail for
98 nested cycles (if it is not double reduction). Assert that there
99 is only one type in the loop in case of COND_EXPR. Call
100 vectorizable_condition() to vectorize COND_EXPR.
101 * tree-vect-stmts.c (vectorizable_condition): Update comment.
102 Add parameters. Allow nested cycles if called from
103 vectorizable_reduction(). Use reduction vector variable if provided.
104 (vect_analyze_stmt): Call vectorizable_reduction() before
105 vectorizable_condition().
106 (vect_transform_stmt): Update call to vectorizable_condition().
108 2009-07-20 Christian Bruel <christian.bruel@st.com>
110 * config/sh/sh.opt (-mfmovd): Resurrect and document.
111 * doc/invoke.texi (-mfmovd): Likewise.
112 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
114 2009-07-20 Jan Hubicka <jh@suse.cz>
116 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
117 when handling SSA name.
119 2009-07-19 Jan Hubicka <jh@suse.cz>
121 PR tree-optimization/40676
122 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
123 virtual PHIs in empty BBs.
125 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
127 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
128 re-expanded the compound use gen_lowpart instead to convert to the
131 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
133 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
134 OUTER_CONST arguments.
135 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
136 the new wider mode will be masked off.
137 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
139 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
141 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
142 high-order bits are zero.
144 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
146 * combine.c (simplify_shift_const_1): Split code to determine
148 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
149 new bits shifted in are identical to the old sign bit.
151 2009-07-18 Richard Guenther <rguenther@suse.de>
154 * gimplify.c (gimplify_call_expr): Reject code using results from
155 functions returning void.
157 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
159 * doc/md.texi: Document the new PowerPC "es" constraint.
160 Document that "m" can include automodified addresses on this target,
161 and explain how %U must be used. Extend the "Q" and "Z" documentation
162 to suggest "es" as well as "m".
163 * config/rs6000/constraints.md (es): New memory constraint.
164 (Q, Z): Update strings to match new documentation.
166 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
168 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
169 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
170 * config/rs6000/predicates.md (volatile_mem_operand): Use
171 offsettable_nonstrict_memref_p.
172 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
173 (*floatunssidf2_internal): Likewise.
174 (*fix_truncdfsi2_internal): Likewise.
175 (*fix_trunctfsi2_internal): Likewise.
177 2009-07-17 Anatoly Sokolov <aesok@post.ru>
179 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
181 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
183 2009-07-17 Richard Guenther <rguenther@suse.de>
186 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
187 (pass_warn_unused_result): Likewise.
188 (TODO_set_props): Remove.
189 * omp-low.c (diagnose_omp_structured_block_errors): Change to
191 (pass_diagnose_omp_blocks): Define.
192 * c-decl.c (pop_file_scope): Do not finalize the CU here.
193 (c_gimple_diagnostics_recursively): Remove.
194 (finish_function): Do not call it.
195 (c_write_global_declarations): Continue after errors.
196 Finalize the CU here.
197 * c-gimplify.c (c_genericize): Do not gimplify here.
198 * c-common.c (c_warn_unused_result): Move ...
199 * tree-cfg.c (do_warn_unused_result): ... here.
200 (run_warn_unused_result): New function.
201 (gate_warn_unused_result): New function.
202 (pass_warn_unused_result): New pass.
203 * c-common.h (c_warn_unused_result): Remove.
204 * flags.h (flag_warn_unused_result): Declare.
205 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
206 * opts.c (flag_warn_unused_result): Initialize to false.
207 * toplev.c (compile_file): Add comment.
208 * omp-low.c (create_omp_child_function): Do not register
209 the function with the frontend.
210 (diagnose_omp_structured_block_errors): Prepare to be
211 called as optimization pass.
212 (gate_diagnose_omp_blocks): New function.
213 (pass_diagnose_omp_blocks): New pass.
214 * cgraph.h (cgraph_optimize): Remove.
215 (cgraph_analyze_function): Likewise.
216 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
217 * cgraphunit.c (cgraph_lower_function): Lower nested functions
218 before their parents here.
219 (cgraph_finalize_function): Not here.
220 (cgraph_analyze_function): Gimplify functions here.
221 (cgraph_finalize_compilation_unit): Continue after errors.
222 Optimize the callgraph from here.
223 (cgraph_optimize): Make static.
224 * langhooks.c (write_global_declarations): Finalize the CU.
225 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
226 (gimplify_function_tree): Assert we gimplify only once.
227 Set PROP_gimple_any property.
228 * tree-nested.c (gimplify_all_functions): New function.
229 (lower_nested_functions): Gimplify all nested functions.
230 * gimple.h (diagnose_omp_structured_block_errors): Remove.
231 * passes.c (init_optimization_passes): Add pass_warn_unused_result
232 and pass_diagnose_omp_blocks after gimplification. Do not
233 set TODO_set_props on all_lowering_passes.
234 (execute_one_pass): Do not handle TODO_set_props.
235 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
236 (gimplify.o): Add tree-pass.h dependency.
237 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
238 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
239 (unsave_r): Likewise.
240 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
243 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
245 * doc/service.texi (Service): Restore previously removed link,
246 which isn't broken after all.
248 2009-07-17 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/40321
251 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
252 PHI nodes to the maximal set.
253 (make_values_for_phi): Add PHI arguments to the maximal set.
254 (execute_pre): Dump PHI_GEN and the maximal set.
256 2009-07-17 Jakub Jelinek <jakub@redhat.com>
259 * gimplify.c (gimplify_conversion): Don't change non-conversions into
262 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
264 * doc/extend.texi (Nested Functions): Replace broken link with
266 * doc/service.texi (Service): Remove broken link.
268 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
271 * builtins.c (expand_builtin_memcmp): Use loc instead of
273 (expand_builtin_strncmp): Likewise.
275 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
276 Manuel López-Ibáñez <manu@gcc.gnu.org>
279 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
280 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
281 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
282 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
283 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
284 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
285 tree-inline.c, c-common.c, c-common.h, gimple.c,
286 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
287 convert.c: Add location argument to fold_{unary,binary,ternary},
288 fold_build[123], build_call_expr, build_size_arg,
289 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
290 fold_build1_initializer, fold_build2_initializer,
291 fold_build3_initializer, fold_build_call_array,
292 fold_build_call_array_initializer, fold_single_bit_test,
293 omit_one_operand, omit_two_operands, invert_truthvalue,
294 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
295 combine_comparisons, fold_builtin_*, fold_call_expr,
296 build_range_check, maybe_fold_offset_to_address, round_up,
299 2009-07-16 Jason Merrill <jason@redhat.com>
302 * c-common.c (c_common_reswords): Add __is_standard_layout
304 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
305 * doc/implement-cxx.texi: New.
306 * doc/gcc.texi: Include it.
308 2009-07-16 DJ Delorie <dj@redhat.com>
310 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
311 compares that may be indirectly affected by previous instructions.
313 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * builtins.c (do_mpc_arg2): New.
316 (fold_builtin_2): Fold builtin cpow.
317 * real.h (HAVE_mpc_pow): New.
319 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
321 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
322 comparison to skip unprofitable schedule
324 2009-07-16 Simon Baldwin <simonb@google.com>
326 * gcc.c (option_map): New flag -no-canonical-prefixes.
327 * (display_help): Print help text for new flag.
328 * (process_command): Move options translation and language specifics
329 and handle new flag early. Use it to set a function pointer to a
330 prefix builder. Replace make_relative_prefix calls with calls to
331 the function pointed to. Ignore new flag in regular options handling.
332 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
334 2009-07-15 DJ Delorie <dj@redhat.com>
336 * config/mep/mep.md (sibcall_internal): Change register to avoid
338 (sibcall_value_internal): Likewise.
340 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
342 PR rtl-optimization/40710
343 * resource.c (mark_target_live_regs): Reset DF problem to LR.
345 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
347 * config/mips/mips.md (*extenddi_truncate<mode>,
348 *extendsi_truncate<mode>): Change type attribute to move_type
349 with shift_shift. Split out code handling exts from here ...
350 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
352 (*extendhi_truncateqi): Change type attribute to move_type with
353 shift_shift. Split out code handling exts from here ...
354 (*extendhi_truncateqi_exts): ... to this new pattern.
356 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
358 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
359 instead of "and" with inverted sign bit mask value. Use
360 "nonimmediate_operand" for operand 1 and operand 2 predicate.
361 Allocate registers only for operand 4 and operand 5.
363 2009-07-15 Jakub Jelinek <jakub@redhat.com>
366 * fold-const.c (fold_cond_expr_with_comparison): When folding
367 < and <= to MIN, make sure the MIN uses the same type as the
368 comparison's operands.
370 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
372 * arm.md (ior_xor): New code iterator.
373 (split for ior/xor with shift and zero-extend): New split pattern.
374 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
376 2009-07-15 Richard Guenther <rguenther@suse.de>
378 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
381 2009-07-15 Richard Guenther <rguenther@suse.de>
384 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
386 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
388 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
389 handle 2.6.30 kernel.
391 2009-07-15 DJ Delorie <dj@redhat.com>
393 * config/mep/mep.md (sibcall_internal): Change register to allow
394 for 24-bit addresses.
395 (sibcall_value_internal): Likewise.
397 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
399 * doc/invoke.texi: Added descriptions of the scheduling heuristics
400 that are enabled/disabled by the flags introduced by a previous patch.
402 2009-07-14 DJ Delorie <dj@redhat.com>
404 * config/mep/mep.md (sibcall_internal): Include non-toggling
406 (sibcall_value_internal): Likewise.
408 2009-07-14 Taras Glek <tglek@mozilla.com>
409 Rafael Espindola <espindola@google.com>
411 * doc/sourcebuild.texi: Document install-plugin target.
412 * configure.ac: Added install-plugin target to language makefiles.
413 * configure: Regenerate.
414 * Makefile.in: (install-plugin): Install more headers,
415 depend on lang.install-plugin.
417 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
419 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
422 2009-07-14 DJ Delorie <dj@redhat.com>
424 * config/mep/mep.c (mep_vliw_jmp_match): New function.
425 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
426 * config/mep/mep.md (sibcall_internal): Change test from
427 mep_vliw_mode_match to mep_vliw_jmp_match.
428 (sibcall_value_internal): Likewise.
430 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/sse.md (copysign<mode>3): New expander.
433 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
434 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
435 Use ix86_build_const_vector.
436 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
437 IX86_BUILTIN_CPYSGNPD.
438 (builtin_description): Add __builtin_ia32_copysignps and
439 __builtin_ia32_copysignpd.
440 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
441 and BUILT_IN_COPYSIGNF.
443 2009-07-13 Jason Merrill <jason@redhat.com>
445 * builtins.c (can_trust_pointer_alignment): New fn.
446 (get_pointer_alignment): Factor it out from here.
447 * tree.h: Declare it.
449 2009-07-14 David Edelsohn <edelsohn@gnu.org>
451 * config/rs6000/predicates.md (offsettable_mem_operand): Test
454 2009-07-14 Dodji Seketeli <dodji@redhat.com>
458 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
460 2009-07-14 Richard Guenther <rguenther@suse.de>
461 Andrey Belevantsev <abel@ispras.ru>
464 * cfgexpand.c (partition_stack_vars): Do not bother to update
465 alias information when not optimizing.
467 2009-07-14 Richard Guenther <rguenther@suse.de>
468 Andrey Belevantsev <abel@ispras.ru>
470 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
471 (pt_solution_set): Likewise.
472 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
473 * tree-ssa-structalias.c (pt_solution_set): New function.
474 * final.c (rest_of_clean_state): Free SSA data structures.
475 * print-rtl.c (print_decl_name): Remove.
476 (print_mem_expr): Implement in terms of print_generic_expr.
477 * alias.c (ao_ref_from_mem): New function.
478 (rtx_refs_may_alias_p): Likewise.
479 (true_dependence): Query alias-export info.
480 (canon_true_dependence): Likewise.
481 (write_dependence_p): Likewise.
482 * tree-dfa.c (get_ref_base_and_extent): For void types leave
484 * emit-rtl.c (component_ref_for_mem_expr): Remove.
485 (mem_expr_equal_p): Use operand_equal_p.
486 (set_mem_attributes_minus_bitpos): Do not use
487 component_ref_for_mem_expr.
488 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
489 (update_alias_info_with_stack_vars): Likewise.
490 (partition_stack_vars): Call update_alias_info_with_stack_vars.
491 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
492 explicitly nor clear stmt operands.
493 Free the decl-to-pointer map.
494 * tree-optimize.c (execute_free_datastructures): Do not free
495 SSA data structures here.
496 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
497 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
498 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
500 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
502 2009-07-13 DJ Delorie <dj@redhat.com>
504 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
505 unrolling at the right iteration count.
507 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
510 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
512 * haifa-sched.c (rank_for_schedule): Introduced flags to
513 enable/disable individual scheduling heuristics.
514 * common.opt: Introduced flags to enable/disable individual
515 heuristics in the scheduler.
516 * doc/invoke.texi: Introduced flags to enable/disable individual
517 heuristics in the scheduler.
519 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
521 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
522 config/i386/mingw-tls.c.
523 * config/i386/mingw-tls.c: Removed.
525 2009-07-13 Ira Rosen <irar@il.ibm.com>
527 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
528 checks access only relevant statements.
529 (vectorizable_reduction): Likewise.
531 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
533 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
534 just for 32-bit case.
536 2009-07-12 Jan Hubicka <jh@suse.cz>
538 PR tree-optimization/40585
539 * except.c (expand_resx_expr): When there already is resume
540 instruction, produce linked list.
541 (build_post_landing_pads): Assert that resume is empty.
542 (connect_post_landing_pads): Handle resume lists.
543 (dump_eh_tree): Dump resume list.
545 2009-07-12 Ira Rosen <irar@il.ibm.com>
547 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
548 with additional argument.
549 * tree-vectorizer.h (enum vect_def_type): Add
550 vect_double_reduction_def.
551 (vect_is_simple_reduction): Add argument.
552 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
554 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
555 vect_is_simple_reduction with additional argument.
556 (vect_analyze_loop_operations): Handle exit phi nodes in case of
558 (reduction_code_for_scalar_code): Handle additional codes by
559 returning ERROR_MARK for them. Fix comment and indentation.
560 (vect_is_simple_reduction): Fix comment, add argument to specify
561 double reduction. Detect double reduction.
562 (get_initial_def_for_induction): Fix indentation.
563 (get_initial_def_for_reduction): Fix comment and indentation.
564 Handle double reduction. Create initial definitions that do not
565 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
566 (vect_create_epilog_for_reduction): Fix comment, add argument to
567 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
568 epilogue result extraction. Create double reduction phi node and
569 replace relevant uses.
570 (vectorizable_reduction): Call vect_is_simple_reduction with
571 additional argument. Fix indentation. Update epilogue code treatment
572 according to the changes in reduction_code_for_scalar_code. Check
573 for double reduction. Call vect_create_epilog_for_reduction with
575 * tree-vect-stmts.c (process_use): Handle double reduction, update
577 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
578 (vect_get_vec_def_for_operand): Likewise.
580 2009-07-12 Danny Smith <dansmister@gmail.com>
582 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
583 dllexport if !TREE_PUBLIC.
584 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
586 2009-07-11 Anatoly Sokolov <aesok@post.ru>
588 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
589 (avr_extra_arch_macro) Remove declatation.
590 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
591 (avr_extra_arch_macro) Declare as static.
592 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
594 2009-07-11 Jan Hubicka <jh@suse.cz>
597 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
599 2009-07-11 Jakub Jelinek <jakub@redhat.com>
602 * dwarf2out.c (dw_fde_struct): Add in_std_section and
603 cold_in_std_section bits.
604 (dwarf2out_begin_prologue): Initialize them.
605 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
606 if already covered by text_section or cold_text_section range.
608 PR rtl-optimization/40667
609 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
610 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
611 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
612 * config/i386/i386.c (ix86_minimum_alignment): New function.
613 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
614 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
615 * emit-rtl.c (gen_reg_rtx): Likewise.
616 * function.c (assign_parms): Likewise. If nominal_type needs
617 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
618 rather than passed_type's alignment.
621 * function.c (assign_parm_setup_stack): Adjust
622 MEM_OFFSET (data->stack_parm) if promoted_mode is different
623 from nominal_mode on big endian.
625 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
627 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
629 2009-07-10 DJ Delorie <dj@redhat.com>
631 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
633 2009-07-10 Mark Mitchell <mark@codesourcery.com>
635 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
637 (thumb2_cbnz): Likewise.
639 2009-07-10 David Daney <ddaney@caviumnetworks.com>
642 * config.gcc (supported_defaults): Add synci.
643 (with_synci): Add validation.
644 (all_defaults): Add synci.
645 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
648 * config/mips/mips.opt (msynci): New option.
649 * config/mips/mips.c (mips_override_options): Warn on use of
650 -msynci for targets that do now support it.
651 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
653 * gcc/doc/invoke.texi (-msynci): Document the new option.
654 * doc/install.texi (--with-synci): Document the new option.
656 2009-07-10 Richard Guenther <rguenther@suse.de>
658 PR tree-optimization/40496
659 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
660 the PHI result with a compatible type.
662 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
666 * c.opt (Wunused-result): New.
667 * doc/invoke.texi: Document it.
668 * c-common.c (c_warn_unused_result): Use it.
670 2009-07-09 DJ Delorie <dj@redhat.com>
672 * targhooks.c (default_target_can_inline_p): Rename from
673 default_target_option_can_inline_p.
674 * targhooks.h (default_target_can_inline_p): Likewise.
675 * target-def.h (TARGET_CAN_INLINE_P): Rename from
676 TARGET_OPTION_CAN_INLINE_P.
677 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
678 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
679 (mep_target_can_inline_p): Rename from
680 mep_target_option_can_inline_p.
683 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
684 registers used to pass vectors.
686 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
688 2009-07-09 Tom Tromey <tromey@redhat.com>
690 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
691 * config/mmix/mmix.c: Include dwarf2.h.
692 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
693 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
694 * config/sh/sh.c: Include dwarf2.h.
695 * config/i386/i386.c: Include dwarf2.h.
696 * Makefile.in (DWARF2_H): Remove 'elf'.
697 * except.c: Include dwarf2.h.
698 * unwind-dw2.c: Include dwarf2.h.
699 * dwarf2out.c: Include dwarf2.h.
700 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
701 * unwind-dw2-fde.c: Include dwarf2.h.
702 * dwarf2asm.c: Include dwarf2.h.
704 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
706 * haifa-sched.c (insn_finishes_cycle_p): New static function.
708 * sched-int.h (struct sched_info: insn_finishes_block_p): New
710 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
711 (region_sched_info): Update.
712 * sched-ebb.c (ebb_sched_info): Update.
713 * modulo-sched.c (sms_sched_info): Update.
714 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
716 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
718 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
720 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
722 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
724 2009-07-09 Jakub Jelinek <jakub@redhat.com>
727 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
728 arg1 with arg01 if arg1 is already INTEGER_CST.
730 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
732 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
733 Transform (and (truncate)) into (truncate (and)).
735 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
737 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
738 creating LHS paradoxical subregs. Fix surrounding returns to
739 use NULL_RTX rather than 0.
741 2009-07-08 DJ Delorie <dj@redhat.com>
743 * config/mep/mep.c: (mep_option_can_inline_p): New.
744 (TARGET_OPTION_CAN_INLINE_P): Define.
746 2009-07-08 Mark Wielaard <mjw@redhat.com>
749 * dwarf2out.c (add_data_member_location_attribute): When we have
750 only a constant offset don't emit a new location description using
751 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
754 2009-07-08 Richard Henderson <rth@redhat.com>
757 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
758 (enum reg_class): Add CLOBBERED_REGS.
759 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
760 * config/i386/i386.c (ix86_conditional_register_usage): Moved
761 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
762 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
763 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
764 force 64-bit sibcalls into R11.
765 * config/i386/constraints.md (U): New constraint.
766 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
767 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
768 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
770 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
772 * basic-block.h (dump_regset, debug_regset): Remove duplicate
774 * c-objc-common.h (c_initialize_diagnostics): Ditto.
775 * ebitmap.h (dump_ebitmap): Ditto.
776 * optabs.h (optab_libfunc): Ditto.
777 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
778 * tree-flow.h (vect_can_force_dr_alignment_p,
779 get_vectype_for_scalar_type): Ditto.
780 (vectorize_loops): Move prototype to ...
781 * tree-vectorizer.h: ... here. Also, adjust comment.
782 (vect_set_verbosity_level): Remove duplicate prototype.
783 * tree-ssa-loop.c: Include tree-vectorizer.h.
784 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
786 2009-07-08 Nick Clifton <nickc@redhat.com>
788 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
791 2009-07-08 DJ Delorie <dj@redhat.com>
793 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
794 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
795 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
797 * config/mep/intrinsics.md: Regenerated.
798 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
799 registers when asm() or calls are detected.
801 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
804 * gimplify.c (gimplify_expr): Propagate no_warning flag when
806 * gimple (gimple_build_call_from_tree): Likewise.
807 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
808 no_warning flag before warning.
810 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
812 * tree.c (set_expr_locus): Remove.
813 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
814 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
816 * gimplify.c (internal_get_tmp_var): Likewise.
817 (gimplify_call_expr): Likewise.
818 (gimplify_one_sizepos): Likewise.
820 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
823 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
824 to variables for debugging purposes.
826 2009-06-23 Mark Loeser <mark@halcy0n.com>
829 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
831 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
833 * pretty-print.c (pp_base_format): Remove %J.
834 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
835 gcc_cxxdiag_char_table): Likewise.
836 (init_dynamic_diag_info): Likewise.
838 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
840 * pretty-print.c (pp_base_format): Remove %H.
841 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
842 gcc_cxxdiag_char_table): Likewise.
843 (init_dynamic_diag_info): Likewise.
844 * config/mep/mep.c (mep_select_section): Likewise.
846 2009-07-07 Duncan Sands <baldrick@free.fr>
848 * final.c (pass_clean_state): Give the pass a name.
849 * passes.c (pass_rest_of_compilation): Likewise.
850 * tree-optimize.c (pass_all_optimizations): Likewise.
852 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
854 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
855 an extra 'decl' for error_at.
857 2009-07-07 Jakub Jelinek <jakub@redhat.com>
860 * tree-tailcall.c (adjust_return_value_with_ops,
861 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
862 if it has complex or vector type.
864 2009-07-07 Olivier Hainque <hainque@adacore.com>
866 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
869 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
871 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
873 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
875 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
876 * c-decl.c: Likewise.
877 * function.c: Likewise.
878 * varasm.c: Likewise.
879 * tree-ssa.c: Likewise.
880 * c-common.c: Likewise.
881 * tree-cfg.c: Likewise.
882 * config/spu/spu.c: Likewise.
883 * config/ia64/ia64.c: Likewise.
884 * config/v850/v850.c: Likewise.
886 2009-07-06 DJ Delorie <dj@redhat.com>
888 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
889 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
890 unspecified accesses to control registers.
891 * config/mep/intrinsics.md: Regenerate.
892 * config/mep/intrinsics.h: Regenerate.
893 * config/mep/mep-intrin.h: Regenerate.
895 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
897 * c-lex.c: Replace %H by an explicit location. Update all calls.
898 * c-common.c: Likewise.
899 * c-decl.c: Likewise.
900 * c-typeck.c: Likewise.
901 * fold-const.c: Likewise.
902 * gimplify.c: Likewise.
904 * tree-cfg.c: Likewise.
905 * tree-ssa-loop-niter.c: Likewise.
906 * tree-vrp.c: Likewise.
907 * value-prof.c: Likewise.
909 2009-07-06 Diego Novillo <dnovillo@google.com>
911 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
912 if it has one. Handle cases where VAR does not have an
913 annotation or cfun is NULL.
915 2009-07-06 Diego Novillo <dnovillo@google.com>
917 * tree.c: Include debug.h.
918 (initialize_tree_contains_struct): New.
919 (init_ttree): Call it.
920 (tree_node_structure_for_code): Factor out of ...
921 (tree_node_structure): ... here.
922 * treestruct.def (TS_PHI_NODE): Remove.
923 (TS_GIMPLE_STATEMENT): Remove.
925 2009-07-06 Diego Novillo <dnovillo@google.com>
927 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
928 (debug_tree_chain): Handle cycles.
930 2009-07-06 Nick Clifton <nickc@redhat.com>
931 DJ Delorie <dj@redhat.com>
933 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
934 __FMOVD_ENABLED__ is defined.
936 (TARGET_FMOVD): Provide a default definition.
937 (MASK_FMOVD): Likewise.
938 (TARGET_CPU_CPP_BUILTINS): Define
939 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
940 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
941 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
942 (split for DF load from memory into register): Also handle
943 MEMs which consist of REG+DISP addressing.
944 (split for DF store from register to memory): Likewise.
945 (movsf_ie): Always use single fp_mode.
946 * config/sh/sh.c (sh_override_options): Do not automatically
947 enable TARGET_MOVD for the SH2A when supporting doubles - leave
948 that to the -mfmovd command line switch.
949 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
950 (fldi_ok): Always allow.
951 * config/sh/sh.opt (mfmovd): Remove this switch.
952 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
954 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
955 Kaz Kojima <kkojima@gcc.gnu.org>
957 PR rtl-optimization/30807
958 * postreload.c (reload_combine): For every new use of REG_SUM,
959 record the use of BASE.
961 2009-07-06 Jan Hubicka <jh@suse.cz>
963 * params.def: Revert my accidental commit at 2009-06-30.
965 2009-07-04 Ian Lance Taylor <iant@google.com>
968 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
970 (mingw_format_attribute_overrides): Likewise.
972 2009-07-04 Jakub Jelinek <jakub@redhat.com>
975 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
976 don't check cfa.reg. Instead of cfa.indirect use
977 fde && fde->drap_reg != INVALID_REGNUM test.
979 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
981 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
983 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
986 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
988 2009-07-03 Richard Guenther <rguenther@suse.de>
990 PR tree-optimization/40640
991 * tree-switch-conversion.c (build_arrays): Perform arithmetic
994 2009-07-03 Jan Hubicka <jh@suse.cz>
996 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
997 for size, reduce amount of inlining.
999 2009-07-03 Richard Guenther <rguenther@suse.de>
1002 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1003 if t +- x is known to not overflow and the conversion widens the
1005 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1007 2009-07-03 Jan Hubicka <jh@suse.cz>
1009 * ipa-pure-const.c (analyze): Update loop optimizer init.
1010 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1011 try_remove_empty_loop, remove_empty_loops): Remove.
1012 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1013 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1014 to mark regular loops as neccesary.
1015 (degenerate_phi_p): New function.
1016 (propagate_necessity, remove_dead_phis): Use it.
1017 (forward_edge_to_pdom): Likewise.
1018 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1019 virtual PHI nodes that became unreachable.
1020 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1021 * tree-flow.h (remove_empty_loops): Remove.
1022 * passes.c (init_optimization_passes): Remove.
1024 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1027 can_create_pseudo_p.
1028 (*fix_trunc<mode>_i387_1): Ditto.
1029 (*floathi<mode>2_1): Ditto.
1030 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1031 (*fistdi2_1): Ditto.
1032 (*fist<mode>2_1): Ditto.
1033 (frndintxf2_floor): Ditto.
1034 (*fist<mode>2_floor_1): Ditto.
1035 (frndintxf2_ceil): Ditto.
1036 (*fist<mode>2_ceil_1): Ditto.
1037 (frndintxf2_trunc): Ditto.
1038 (frndintxf2_mask_pm): Ditto.
1039 (fxam<mode>2_i387_with_temp): Ditto.
1040 * config/i386/sse.md (mulv16qi3): Ditto.
1041 (*sse2_mulv4si3): Ditto.
1043 (sse4_2_pcmpestr): Ditto.
1044 (sse4_2_pcmpistr): Ditto.
1046 2009-07-03 Jan Hubicka <jh@suse.cz>
1048 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1049 (mark_stmt_necessary): Set it.
1050 (mark_operand_necessary): Set it.
1051 (mark_control_dependent_edges_necessary): Set it.
1052 (mark_virtual_phi_result_for_renaming): New function.
1053 (get_live_post_dom): New function.
1054 (forward_edge_to_pdom): New function.
1055 (remove_dead_stmt): Fix handling of control dependences.
1056 (tree_dce_init): Init new bitmap.
1057 (tree_dce_done): Free it.
1059 2009-07-02 Richard Guenther <rguenther@suse.de>
1062 * tree-ssa-structalias.c (new_var_info): Initialize
1065 2009-07-02 Jan Hubicka <jh@suse.cz>
1067 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1070 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1072 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1073 instead of recomputing it. Adjust calls.
1074 (emit_store_flag): Adjust recursive calls.
1076 2009-07-02 Richard Guenther <rguenther@suse.de>
1078 * tree-ssa-live.c (remove_unused_locals): Do not remove
1080 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1081 of DECL_EXTERNAL for HEAP variables.
1082 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1083 HEAP variables. Do not adjust RESTRICT vars.
1084 (find_what_var_points_to): Nobody cares if something
1087 2009-07-02 Ben Elliston <bje@au.ibm.com>
1089 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1090 pc_low and pc_high declarations to the top of the function.
1092 2009-07-01 DJ Delorie <dj@redhat.com>
1094 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1096 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1097 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1098 unspecified accesses to control registers.
1099 * config/mep/intrinsics.md: Regenerate.
1100 * config/mep/intrinsics.h: Regenerate.
1101 * config/mep/mep-intrin.h: Regenerate.
1103 2009-07-01 Anthony Green <green@moxielogic.com>
1105 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1106 instruction when possible.
1107 (moxie_expand_prologue): Ditto. Also, save an instruction and
1108 some complexity by popping off of $r12 instead of $sp.
1109 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1112 2009-07-01 Richard Henderson <rth@redhat.com>
1115 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1116 contained no insns, reposition note before last insn.
1118 2009-07-01 Richard Henderson <rth@redhat.com>
1121 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1122 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1124 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1127 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1128 darwin9 for printing reg addresses with %y.
1130 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1132 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1133 truncation from operands in binary operations.
1135 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1138 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1139 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1140 subreg of op0 to the original op0.
1142 * expmed.c (store_bit_field_1): Use a temporary as the destination
1143 instead of a paradoxical subreg when we need to truncate the result.
1145 2009-07-01 DJ Delorie <dj@redhat.com>
1147 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1148 names to VLIW variants.
1149 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1150 * config/mep/intrinsics.md: Regenerate.
1151 * config/mep/intrinsics.h: Regenerate.
1152 * config/mep/mep-intrin.h: Regenerate.
1154 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1157 * jump.c (returnjump_p): Revert last patch.
1158 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1160 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1163 * pa.md (casesi32p): Use jump table label to determine the offset
1165 (casesi64p): Likewise.
1167 * pa.c (forward_branch_p): Return bool type. Use instruction
1168 addresses when available. Assert that INSN has a jump label.
1169 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1172 2009-07-01 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/19831
1175 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1176 that only act as barriers do not make any previous stores necessary.
1177 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1178 HEAP variables global, do not add a constraint from nonlocal.
1179 (find_func_aliases): Handle escapes through return statements.
1180 (compute_points_to_sets): Make escaped HEAP variables global.
1182 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1185 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1186 after reducing a DImode cstore to SImode.
1188 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1190 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1191 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1193 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1195 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1196 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1198 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1199 and umod_optab if TARGET_BSD_DIVMOD.
1200 * config/vax/lib1funcs.asm: New file.
1201 * config/vax/t-linux: New file.
1202 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1204 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1207 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1208 to type arguments that have void type.
1211 * dwarf2out.c (gen_formal_parameter_die): Call
1212 equate_decl_number_to_die if node is different from origin.
1214 2009-06-30 Anthony Green <green@moxielogic.com>
1216 Clean up moxie port for --enable-build-with-cxx.
1217 * config/moxie/moxie.c (moxie_function_value): First two
1218 parameters are const_tree, not tree.
1219 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1220 (REG_CLASS_NAMES): Ditto.
1221 (REGNO_REG_CLASS): Ditto.
1222 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1223 (moxie_function_value): Fix constyness of arguments.
1225 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1227 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1228 finalize_size_functions before further processing.
1229 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1230 (variable_size): Call self_referential_size on size expressions
1231 that contain a PLACEHOLDER_EXPR.
1232 (size_functions): New static variable.
1233 (copy_self_referential_tree_r): New static function.
1234 (self_referential_size): Likewise.
1235 (finalize_size_functions): New global function.
1236 * tree.c: Include tree-inline.h.
1237 (push_without_duplicates): New static function.
1238 (find_placeholder_in_expr): New global function.
1239 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1241 <tcc_expression>: Likewise.
1242 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1243 the call in the expression.
1244 * tree.h (finalize_size_functions): Declare.
1245 (find_placeholder_in_expr): Likewise.
1246 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1247 (substitute_placeholder_in_expr): Update comment.
1248 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1250 (copy_tree_body_r): Likewise.
1251 (copy_tree_body): New static function.
1252 (maybe_inline_call_in_expr): New global function.
1253 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1254 (maybe_inline_call_in_expr): Declare.
1255 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1256 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1259 2009-06-30 Richard Guenther <rguenther@suse.de>
1261 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1263 (propagate_necessity): Do not mark reaching defs of stores
1266 2009-06-30 Jan Hubicka <jh@suse.cz>
1268 * cfgloopanal.c (check_irred): Move into ...
1269 (mark_irreducible_loops): ... here; return true if ireducible
1271 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1272 (analyze_function): Try to prove loop finiteness.
1273 * cfgloop.h (mark_irreducible_loops): Update prototype.
1274 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1276 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1278 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1280 2009-06-30 Ira Rosen <irar@il.ibm.com>
1282 PR tree-optimization/40542
1283 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1286 2009-06-30 Martin Jambor <mjambor@suse.cz>
1288 PR tree-optimization/40582
1289 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1290 than useless_type_conversion_p.
1291 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1294 2009-06-30 Martin Jambor <mjambor@suse.cz>
1297 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1299 2009-06-30 Richard Guenther <rguenther@suse.de>
1301 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1302 use ao_ref references.
1303 (walk_aliased_vdefs): Likewise.
1304 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1305 * tree-ssa-dce.c (struct ref_data): Remove.
1306 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1307 (mark_aliased_reaching_defs_necessary): Adjust.
1308 (mark_all_reaching_defs_necessary_1): Likewise.
1310 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1313 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1314 (emit_store_flag_1): Extract from emit_store_flag, adjust
1315 calls to (what now is) emit_cstore.
1316 (emit_store_flag): Call emit_store_flag_1 and also use it
1317 for what used to be recursive calls.
1319 2009-06-30 Wei Guozhi <carrot@google.com>
1322 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1323 if the target bb post dominates from bb.
1324 * config/i386/i386.c (memory_address_length): Check existence of base
1325 register before using it.
1327 2009-06-30 Nick Clifton <nickc@redhat.com>
1328 DJ Delorie <dj@redhat.com>
1330 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1331 __FMOVD_ENABLED__ is defined.
1333 (TARGET_FMOVD): Provide a default definition.
1334 (MASK_FMOVD): Likewise.
1335 (TARGET_CPU_CPP_BUILTINS): Define
1336 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1337 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1338 two fmov instructions depending upon whether TARGET_FMOVD is
1340 (split for DF load from memory into register): Also handle
1341 MEMs which consist of REG+DISP addressing.
1342 (split for DF store from register to memory): Likewise.
1343 * config/sh/sh.opt (mfmovd): Remove this switch.
1344 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1345 * config/sh/sh.c (sh_override_options): Do not automatically
1346 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1347 that to the -mfmovd command line switch.
1349 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1351 (fldi_ok): Always allow.
1352 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1354 2009-06-29 DJ Delorie <dj@redhat.com>
1356 * doc/install.texi (mep-x-elf): Correct chip's full name.
1358 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1360 * doc/extend.texi: Fix typo.
1362 2009-06-29 Tom Tromey <tromey@redhat.com>
1365 * Makefile.in (DWARF2_H): New variable.
1367 (dwarf2out.o): Likewise.
1368 (dwarf2asm.o): Likewise.
1369 * config/i386/t-i386: Use DWARF2_H.
1370 * except.c: Include elf/dwarf2.h.
1371 * unwind-dw2.c: Include elf/dwarf2.h.
1372 * dwarf2out.c: Include elf/dwarf2.h.
1373 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1374 <dtprel>: New field.
1375 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1376 (size_of_loc_descr): Likewise.
1377 (output_loc_operands_raw): Likewise.
1378 (output_loc_operands): Handle new dtprel field.
1379 (loc_checksum): Update.
1380 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1381 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1382 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1383 * dwarf2asm.c: Include elf/dwarf2.h.
1384 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1385 * config/mmix/mmix.c: Include elf/dwarf2.h.
1386 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1387 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1388 * config/sh/sh.c: Include elf/dwarf2.h.
1389 * config/i386/i386.c: Include elf/dwarf2.h.
1391 2009-06-29 DJ Delorie <dj@redhat.com>
1393 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1395 * doc/extend.texi: Add MeP attributes and pragmas.
1396 * doc/invoke.text: Add MeP Options.
1397 * doc/contrib.texi: Add MeP contribution.
1398 * doc/md.texi: Add MeP constraints.
1399 * doc/install.texi: Add MeP target.
1401 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1403 * target.h (struct gcc_target): Add frame_pointer_required field.
1404 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1405 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1406 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1408 * reload1.c (update_eliminables): (Ditto.).
1409 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1410 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1411 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1413 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1415 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1416 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1417 (arm_frame_pointer_required): New function.
1419 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1420 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1421 (avr_frame_pointer_required_p): Declare as static.
1422 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1424 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1425 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1426 (bfin_frame_pointer_required): Make as static, change return type
1428 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1430 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1431 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1432 (cris_frame_pointer_required): New function.
1434 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1436 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1437 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1438 (fr30_frame_pointer_required): New function.
1440 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1441 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1442 (frv_frame_pointer_required): Make as static, change return type
1444 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1446 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1447 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1448 (ix86_frame_pointer_required): Make as static, change return type to
1450 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1452 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1453 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1455 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1457 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1459 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1461 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1462 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1463 (mips_frame_pointer_required): Make as static.
1464 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1466 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1467 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1468 (mmix_frame_pointer_required): Mew function.
1470 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1471 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1473 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1475 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1477 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1479 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1480 (CAN_ELIMINATE): Redefine.
1481 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1482 (sparc_frame_pointer_required): New function.
1483 (sparc_can_eliminate): New function.
1484 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1486 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1487 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1489 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1490 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1491 (xtensa_frame_pointer_required): Make as static, change return type
1493 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1496 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1498 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1499 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1500 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1501 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1502 (register_callback): Handle PLUGIN_START_UNIT.
1503 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1505 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1507 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1509 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1510 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1512 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1514 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1517 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1519 * doc/extend.texi (Additional Floating Types): __float128 is also
1520 supported on i386 targets.
1522 2009-06-29 Richard Guenther <rguenther@suse.de>
1525 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1527 (pt_solutions_same_restrict_base): Declare.
1528 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1530 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1531 (make_constraint_from, make_copy_constraint): Move earlier.
1532 (make_constraint_from_heapvar): New function.
1533 (make_constraint_from_restrict): Likewise.
1534 (handle_lhs_call): Use it.
1535 (find_func_aliases): Use it to track conversions to restrict
1537 (struct fieldoff): Add only_restrict_pointers flag.
1538 (push_fields_onto_fieldstack): Initialize it.
1539 (create_variable_info_for): Track global restrict qualified pointers.
1540 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1541 Track restrict qualified pointer arguments.
1542 (set_uids_in_ptset): Use varinfo is_global_var flag.
1543 (find_what_var_points_to): Set the vars_contains_restrict flag.
1544 Always create the points-to solution for sets including restrict tags.
1545 (pt_solutions_same_restrict_base): New function.
1546 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1547 qualified pointers use pt_solutions_same_restrict_base as
1548 additional source for disambiguation.
1550 2009-06-29 Richard Guenther <rguenther@suse.de>
1553 * alias.c (find_base_decl): Remove.
1554 (get_deref_alias_set_1): Remove restrict handling.
1555 * c-common.c (c_apply_type_quals_to_decl): Do not set
1556 DECL_POINTER_ALIAS_SET.
1557 * gimplify.c (find_single_pointer_decl_1): Remove.
1558 (find_single_pointer_decl): Likewise.
1559 (internal_get_tmp_var): Remove restrict handling.
1560 (gimple_regimplify_operands): Likewise.
1561 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1562 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1563 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1564 * tree.c (restrict_base_for_decl): Remove.
1565 (init_ttree): Do not allocate it.
1566 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1567 LABEL_DECL_UID for label decls.
1568 (copy_node_stat): Do not copy restrict information.
1569 (decl_restrict_base_lookup): Remove.
1570 (decl_restrict_base_insert): Likewise.
1571 (print_restrict_base_statistics): Likewise.
1572 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1573 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1574 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1575 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1576 (LABEL_DECL_UID): Adjust.
1577 (DECL_BASED_ON_RESTRICT_P): Remove.
1578 (DECL_GET_RESTRICT_BASE): Likewise.
1579 (SET_DECL_RESTRICT_BASE): Likewise.
1580 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1582 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1583 instead of DECL_POINTER_ALIAS_SET.
1584 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1585 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1586 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1588 2009-06-29 Richard Guenther <rguenther@suse.de>
1590 PR tree-optimization/40579
1591 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1592 the IL to simplify has constants that overflowed.
1594 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1596 PR tree-optimization/40550
1597 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1598 vector_compute_type only when the size of vector_compute_type is
1599 less than the size of type.
1601 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1603 * fold-const.c (contains_label_1): Fix comments.
1604 (contains_label_p): Do not walk trees multiple time.
1606 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1608 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1609 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1610 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1611 ix86_fp_comparison_operator.
1612 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1613 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1614 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1615 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1616 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1617 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1618 (related splits): Change predicate to ix86_fp_comparison_operator.
1619 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1620 instead of ix86_fp_comparison_codes.
1621 (ix86_trivial_fp_comparison_operator,
1622 ix86_fp_comparison_operator): New.
1623 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1624 (ix86_expand_compare): Eliminate last two parameters.
1625 (ix86_fp_jump_nontrivial_p): Kill.
1626 * config/i386/i386.c (put_condition_code): Eliminate call to
1627 ix86_fp_comparison_codes and subsequent assertion.
1628 (ix86_fp_comparison_codes): Eliminate.
1629 (ix86_fp_swap_condition): New.
1630 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1631 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1632 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1633 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1634 and ix86_fp_swap_condition.
1635 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1636 Use ix86_fp_comparison_strategy.
1637 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1638 (ix86_fp_jump_nontrivial_p): Eliminate.
1639 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1640 call to ix86_expand_compare.
1641 (ix86_split_fp_branch, ix86_expand_setcc,
1642 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1643 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1645 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1647 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1648 related to jump_clobbers.
1649 * config/arm/arm.md (conds): Remove jump_clob case.
1650 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1651 splits): Change comparison_operator to arm_comparison_operator.
1652 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1655 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1657 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1658 condition for floating point modes.
1659 * expmed.c (emit_store_flag_1): Move here a bigger part
1661 (emit_store_flag): Try swapping the condition for floating point
1663 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1665 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1667 * expr.c (expand_expr_real_1): Just use do_store_flag.
1668 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1669 emit_store_flag_force.
1670 * expmed.c (emit_store_flag_force): Copy here trick
1671 previously in expand_expr_real_1. Try reversing the comparison.
1672 (emit_store_flag_1): Work if target is NULL.
1673 (emit_store_flag): Work if target is NULL, using the result mode
1674 from the comparison. Use split_comparison, restructure final part
1675 to simplify conditionals.
1677 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1679 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1680 * dojump.c (do_jump): Change handling of floating-point
1681 ops to use just do_compare_and_jump.
1682 (split_comparison): New.
1683 (do_compare_rtx_and_jump): Add here logic coming previously
1684 in do_jump, using split_comparison.
1686 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1689 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1691 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1693 * tree-ssa-alias.c: Fix unintentional commit.
1695 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1697 * passes.c (execute_one_pass): Fix unintentional commit.
1699 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1701 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1702 (df_rd_local_compute, df_md_local_compute): Inline them.
1704 (df_md_scratch): New.
1705 (df_md_alloc, df_md_free): Allocate/free it.
1706 (df_md_local_compute): Only include live registers in init.
1707 (df_md_transfer_function): Prune the in-set computed by
1708 the confluence function, and the gen-set too.
1710 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1712 PR rtl-optimization/26854
1713 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1714 * df-problems.c (df_rd_add_problem): Fix comment.
1715 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1716 df_md_simulate_artificial_defs_at_top,
1717 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1718 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1719 df_md_transfer_function, df_md_init, df_md_confluence_0,
1720 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1721 problem_MD, df_md_add_problem): New.
1722 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1723 df_md_get_bb_info): New.
1724 (DF_LAST_PROBLEM_PLUS1): Adjust.
1726 * Makefile.in (fwprop.o): Include domwalk.h.
1727 * fwprop.c: Include domwalk.h.
1728 (reg_defs, reg_defs_stack): New.
1729 (bitmap_only_bit_between): Remove.
1730 (process_defs): New.
1731 (process_uses): Use reg_defs and local_md instead of
1732 bitmap_only_bit_between and local_rd.
1733 (single_def_use_enter_block): New, from build_single_def_use_links.
1734 (single_def_use_leave_block): New.
1735 (build_single_def_use_links): Remove code moved to
1736 single_def_use_enter_block, invoke domwalk.
1737 (use_killed_between): Adjust comment.
1739 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1741 * bitmap.h (bitmap_ior_and_into): New.
1742 * bitmap.c (bitmap_ior_and_into): New.
1744 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1746 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1747 before_dom_children_before_stmts and after_dom_children_after_stmts.
1748 Rename the two remaining callbacks to just before_dom_children and
1749 after_dom_children. Remove other GIMPLE statement walking bits.
1750 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1751 * graphite.c: Do not include domwalk.h.
1752 * tree-into-ssa.c (interesting_blocks): New global.
1753 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1754 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1755 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1756 now that they're not domwalk callbacks.
1757 (rewrite_initialize_block): Rename to...
1758 (rewrite_enter_block): ... this, place after called functions. Test
1759 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1760 (rewrite_finalize_block): Rename to...
1761 (rewrite_leave_block): ... this, place after called functions.
1762 (rewrite_update_init_block): Rename to...
1763 (rewrite_update_enter_block): ... this, place after called functions.
1764 Test interesting_blocks, call rewrite_update_stmt and
1765 rewrite_update_phi_arguments.
1766 (rewrite_update_fini_block): Rename to...
1767 (rewrite_leave_block): ... this, place after called functions.
1768 (rewrite_blocks): Remove last argument, simplify initialization of
1770 (mark_def_sites_initialize_block): Rename to...
1771 (mark_def_sites_block): ... this, call mark_def_sites.
1772 (mark_def_sites_blocks): Remove argument, simplify initialization of
1774 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1775 (update_ssa): Likewise.
1776 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1778 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1779 (dom_opt_initialize_block): Rename to...
1780 (dom_opt_enter_block): ... this, place after called functions. Walk
1781 statements here, inline propagate_to_outgoing_edges.
1782 (dom_opt_finalize_block): Rename to...
1783 (dom_opt_leave_block): ... this, place after called functions.
1784 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1786 (dse_enter_block, dse_record_phi): New.
1787 (dse_record_phis): Delete.
1788 (dse_finalize_block): Rename to...
1789 (dse_leave_block): ... this.
1790 (tree_ssa_dse): Simplify initialization of walk_data.
1791 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1792 Adjust initialization of walk_data.
1793 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1794 * tree-ssa-loop-phiopt.c (get_non_trapping):
1795 Adjust initialization of walk_data.
1796 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1797 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1798 it's not a domwalk callback.
1799 (uncprop_initialize_block): Rename to...
1800 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1801 (dse_finalize_block): Rename to...
1802 (dse_leave_block): ... this.
1803 (tree_ssa_uncprop): Simplify initialization of walk_data.
1804 * Makefile.in: Adjust dependencies.
1806 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1808 * arm.md (casesi): Fix test for Thumb1.
1809 (thumb1_casesi_internal_pic): Likewise.
1810 (thumb1_casesi_dispatch): Likewise.
1812 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1814 * config/arm/arm-cores.def: Added core cortex-m0.
1815 * config/arm/arm-tune.md: Regenerated.
1816 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1818 2009-06-26 DJ Delorie <dj@redhat.com>
1820 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1822 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1823 the scheduler doesn't tag jump insns.
1825 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1827 * c-decl.c (merge_decls): Re-indent.
1829 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1832 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1833 Special-case decimal float constants.
1835 2009-06-26 Richard Henderson <rth@redhat.com>
1837 * function.h (struct function): Add cannot_be_copied_reason,
1838 and cannot_be_copied_set.
1839 * tree-inline.c (has_label_address_in_static_1): Rename from
1840 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1841 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1842 don't set inline_forbidden_reason.
1843 (copy_forbidden): New function, split out of inline_forbidden_p.
1844 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1845 (inline_forbidden_p): Use copy_forbidden.
1846 (tree_versionable_function_p): Likewise.
1847 (inlinable_function_p): Merge into tree_inlinable_function_p.
1848 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1849 * ipa-cp.c (ipcp_versionable_function_p): New function.
1850 (ipcp_cloning_candidate_p): Use it.
1851 (ipcp_node_modifiable_p): Likewise.
1853 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1855 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1856 that is marked not to be inlined. Remove flag_mudflap use.
1857 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1858 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1860 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1863 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1864 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1866 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1868 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1870 (__mingwthr_remove_key_dtor): Likewise.
1872 2009-06-26 Richard Guenther <rguenther@suse.de>
1874 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1876 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1879 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1880 try the non-cond_exec path also.
1882 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1885 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1886 (output_cbranch): Use new functions.
1887 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1890 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1891 Pat Haugen <pthaugen@us.ibm.com>
1892 Revital Eres <ERES@il.ibm.com>
1894 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1895 for %c error. Add %x support to print VSX registers as a unified
1896 register set, instead of separate float and altivec registers.
1897 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1898 %y case, and add support for VSX pre-modify addresses.
1899 (output_toc): Add assert for CONST containing an integer constant
1901 (rs6000_adjust_cost): Add POWER7 support.
1902 (insn_must_be_first_in_group): Ditto.
1903 (insn_must_be_last_in_group): Ditto.
1904 (rs6000_emit_popcount): Ditto.
1905 (rs6000_vector_mode_supported_p): Ditto.
1907 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1908 Change some of the functions called by macros to being called
1909 through a pointer, so debug functions can be inserted if
1910 -mdebug=addr or -mdebug=cost.
1911 (rs6000_preferred_reload_class_ptr): Ditto.
1912 (rs6000_secondary_reload_class_ptr): Ditto.
1913 (rs6000_secondary_memory_needed_ptr): Ditto.
1914 (rs6000_cannot_change_mode_class_ptr): Ditto.
1915 (rs6000_secondary_reload_inner): Ditto.
1916 (rs6000_legitimize_reload_address): Ditto.
1917 (rs6000_legitimize_reload_address_ptr): Ditto.
1918 (rs6000_mode_dependent_address): Ditto.
1919 (rs6000_mode_dependent_address_ptr): Ditto.
1921 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1922 function to return true if the mode allows reg + integer
1924 (virtual_stack_registers_memory_p): New function to return true if
1925 the address refers to a virtual stack register.
1926 (rs6000_legitimate_offset_address_p): Move code to say whether a
1927 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1929 (rs6000_legitimate_address_p): Add checks for modes that only can
1930 do reg+reg addressing. Start adding VSX support.
1931 (rs6000_legitimize_reload_address): Ditto.
1932 (rs6000_legitimize_address): Ditto.
1933 (rs6000_debug_legitimate_address_p): New debug functions for
1934 -mdebug=addr and -mdebug=cost.
1935 (rs6000_debug_rtx_costs): Ditto.
1936 (rs6000_debug_address_costs): Ditto.
1937 (rs6000_debug_adjust_cost): Ditto.
1938 (rs6000_debug_legitimize_address): Ditto.
1939 (rs6000_legitimize_reload_address_ptr): Point to call normal
1940 function or debug function. Make functions called via pointer
1942 (rs6000_mode_dependent_address_ptr): Ditto.
1943 (rs6000_secondary_reload_class_ptr): Ditto.
1944 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1945 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1946 into a friendlier error.
1947 (rs6000_init_builtins): Add initial VSX support.
1948 (rs6000_adjust_cost): Fix some spacing issues.
1950 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1951 (REG_CLASS_NAMES): Ditto.
1952 (REG_CLASS_CONTENTS): Ditto.
1953 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1954 pointer, to add -mdebug=addr support.
1955 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1956 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1957 -mdebug=addr support.
1958 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1959 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1960 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1962 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1964 (bswapsi*): Set attribute types for load/store. Add combiner
1965 patterns to eliminate zero extend on 64-bit.
1966 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1967 stdbrx if the hardware supports those instructions.
1969 2009-06-25 Ian Lance Taylor <iant@google.com>
1971 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1972 (Link Options): Document -static-libstdc++.
1974 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1977 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1978 DATA_ALIGNMENT instead.
1980 2009-06-25 Richard Guenther <rguenther@suse.de>
1982 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1983 indirect references against the callused/escaped solutions.
1984 (call_may_clobber_ref_p_1): Likewise.
1986 2009-06-25 Martin Jambor <mjambor@suse.cz>
1988 PR tree-optimization/40493
1989 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1990 (enum unscalarized_data_handling): New type.
1991 (handle_unscalarized_data_in_subtree): Return what has been done.
1992 (load_assign_lhs_subreplacements): Handle left flushes differently.
1993 (sra_modify_assign): Use unscalarized_data_handling, simplified
1994 condition determining whether to remove the statement.
1996 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1998 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1999 excerpt - @ should be doubled for texinfo.
2001 2009-06-24 Ian Lance Taylor <iant@google.com>
2003 * config/arc/arc.c: Include "df.h".
2004 (arc_attribute_table): Make static. Move higher in file.
2005 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2006 (output_shift): Initialize n later to avoid warning.
2007 * config/arm/arm.c (arm_attribute_table): Make static. Move
2009 * config/avr/avr.c (avr_attribute_table): Make static. Move
2011 (reg_class_tab): Change array type from int to enum reg_class.
2012 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2014 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2015 (lshrhi3_out): Likewise.
2016 (class_likely_spilled_p): Change return type to bool.
2017 (avr_rtx_costs): Use local code variable with enum type.
2018 * config/avr/avr.md (movmemhi): Use add_reg_note.
2019 (andhi3, andsi3): Don't use AS2 with "and".
2020 (iorhi3, iorsi3): Don't use AS2 with "or".
2021 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2022 * config/crx/crx.c: Include "df.h".
2023 (crx_attribute_table): Make static.
2024 * config/m32r/m32r.c: Include "df.h".
2025 (m32r_attribute_table): Make static. Move higher in file.
2026 (pop): Use add_reg_note.
2027 (block_move_call): Change 0 to LCT_NORMAL in function call.
2028 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2029 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2030 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2031 declare, not just when TREE_CODE is defined.
2032 * config/m68hc11/m68hc11.c: Include "expr.h".
2033 (m68hc11_attribute_table): Make static. Move higher in file.
2034 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2036 (m68hc11_register_indirect_p): Likewise.
2037 (m68hc11_function_arg_padding): Change return type to enum
2039 (emit_move_after_reload): Use add_reg_note.
2040 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2041 (m68hc11_split_logical): Likewise.
2042 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2044 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2045 to VOIDmode in function call.
2046 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2048 (m68hc11_split_logical): Update declaration.
2049 (m68hc11_function_arg_padding): Update declaration.
2050 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2051 to array of enum reg_class.
2052 (mcore_attribute_table): Make static. Move higher in file.
2053 (mcore_rtx_costs): Add cast to enum type.
2054 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2055 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2056 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2058 * config/sh/predicates.md (trapping_target_operand): Rename and to
2060 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2062 * config/spu/spu.c (spu_attribute_table): Make static. Move
2064 * config/v850/v850.c (v850_attribute_table): Make static. Move
2066 (v850_rtx_costs): Use local code with enum type.
2067 (expand_epilogue): Add cast.
2068 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2070 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2073 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2074 -m2a-single-only and -m2a-nofpu.
2075 * config/sh/sh.opt: Document m2a generates FPU code.
2077 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2079 * defaults.h (CAN_ELIMINATE): Provide default.
2080 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2081 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2082 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2083 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2084 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2085 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2086 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2087 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2088 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2089 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2091 2009-06-24 DJ Delorie <dj@redhat.com>
2093 * mep-ext-cop.cpu: Fix copyright notice.
2094 * mep-default: Fix copyright notice.
2095 * mep-core: Fix copyright notice.
2096 * mep: Fix copyright notice.
2097 * mep-ivc2: Fix copyright notice.
2098 * mep-c5: Fix copyright notice.
2100 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2102 * doc/contrib.texi (Contributors):
2104 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2107 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2108 src and dst operands if necessary.
2110 2009-06-23 DJ Delorie <dj@redhat.com>
2113 * config.gcc: Add mep support.
2114 * recog.c: Resurrect validate_replace_rtx_subexp().
2115 * recog.h: Likewise.
2116 * config/mep/: Add new port:
2117 * config/mep/constraints.md: New file.
2118 * config/mep/default.h: New file.
2119 * config/mep/intrinsics.h: New file.
2120 * config/mep/intrinsics.md: New file.
2121 * config/mep/ivc2-template.h: New file.
2122 * config/mep/mep-c5.cpu: New file.
2123 * config/mep/mep-core.cpu: New file.
2124 * config/mep/mep-default.cpu: New file.
2125 * config/mep/mep-ext-cop.cpu: New file.
2126 * config/mep/mep-intrin.h: New file.
2127 * config/mep/mep-ivc2.cpu: New file.
2128 * config/mep/mep-lib1.asm: New file.
2129 * config/mep/mep-lib2.c: New file.
2130 * config/mep/mep-pragma.c: New file.
2131 * config/mep/mep-protos.h: New file.
2132 * config/mep/mep-tramp.c: New file.
2133 * config/mep/mep.c: New file.
2134 * config/mep/mep.cpu: New file.
2135 * config/mep/mep.h: New file.
2136 * config/mep/mep.md: New file.
2137 * config/mep/mep.opt: New file.
2138 * config/mep/predicates.md: New file.
2139 * config/mep/t-mep: New file.
2141 2009-06-23 Ian Lance Taylor <iant@google.com>
2143 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2144 from loose_warn into c_loose_warn and from strict_warn into
2145 c_strict_warn. Set and substitute warn_cxxflags. Check for
2146 --enable-build-with-cxx. Set and substitute
2147 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2148 * Makefile.in (CXXFLAGS): New variable.
2149 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2150 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2151 the default is the same as $(STRICT_WARN).
2152 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2153 (CXX): New variable.
2154 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2155 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2156 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2157 (HOST_LIBS): New variable.
2158 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2159 (ALL_CXXFLAGS): New variable.
2160 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2161 * doc/install.texi (Configuration): Document
2162 --enable-build-with-cxx, --with-stage1-ldflags,
2163 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2164 * configure: Rebuild.
2166 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2168 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2169 from previous commit.
2171 2009-06-23 Ian Lance Taylor <iant@google.com>
2173 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2175 2009-06-23 Ian Lance Taylor <iant@google.com>
2177 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2178 with ATTRIBUTE_UNUSED.
2180 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2181 Pat Haugen <pthaugen@us.ibm.com>
2182 Revital Eres <eres@il.ibm.com>
2184 * config.in (HAVE_AS_POPCNTD): Add default definition.
2185 (HAVE_AS_LWSYNC): Ditto.
2187 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2189 (gcc_cv_as_powerpc_cmpb): Ditto.
2190 (gcc_cv_as_powerpc_dfp): Ditto.
2191 (gcc_cv_as_powerpc_vsx): Ditto.
2192 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2193 supporting the popcntd/lwsync instructions.
2194 (gcc_cv_as_powerpc_lwsync): Ditto.
2195 * configure: Regenerate.
2197 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2198 -mcpu=native and -mcpu=power7.
2199 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2201 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2202 a variable instead of a mask to reduce the number of mask bits.
2203 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2204 (-mbit-word): Ditto.
2205 (-mregnames): Ditto.
2206 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2207 (-mfused-madd): Ditto.
2209 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2211 (-mvsx): New switch for VSX instructions.
2212 (-misel): Move from a variable to a mask to allow it to be set by
2215 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2216 function declaration to an array declaration.
2217 (rs6000_hard_regno_nregs): New external array declaration.
2219 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2220 files included by rs6000.md.
2222 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2223 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2225 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2227 (rs6000_debug_reg): New -mdebug= variables.
2228 (rs6000_debug_addr): Ditto.
2229 (rs6000_debug_cost): Ditto.
2230 (rs6000_pmode): New variable to hold Pmode.
2231 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2232 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2233 calculated at compiler start.
2234 (rs6000_hard_regno_nregs): Change function to an array which holds
2235 HARD_REGNO_NREGS calculated at compiler start.
2236 (rs6000_explicit_options): Delete isel field.
2237 (rs6000_vector_unit): New array to hold which vector unit
2238 supports arithmetic options for a given type.
2239 (rs6000_vector_mem): New array to hold which vector unit supports
2240 memory reference operations for a given type.
2241 (rs6000_vector_align): New array to given the alignment of each
2243 (power7_cost): New basic costs for power7.
2244 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2245 (rs6000_hard_regno_nregs_internal): New function, moved from
2246 HARD_REGNO_NREGS, to calculate the number of registers each hard
2247 register takes for each type.
2248 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2249 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2250 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2251 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2252 unit information here so it is calculated once at compiler startup
2254 (rs6000_override_options): Make -misel a target mask. Add more
2255 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2256 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2258 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2259 (rs6000_handle_option): Move -misel from variable to target mask.
2260 (rs6000_builtin_mask_for_load): Add VSX support.
2261 (rs6000_conditional_register_usage): Ditto.
2262 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2263 (function_arg_boundary): Ditto.
2264 (rs6000_expand_builtin): Ditto.
2265 (def_builtin): Make abort message a little friendlier.
2266 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2268 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2269 assembler support the popcntd instruction instead of a vsx
2270 instruction to enable power7 support.
2271 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2272 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2273 option to the assembler if -mcpu=native.
2274 (ASM_CPU_NATIVE_SPEC): Ditto.
2275 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2277 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2278 the lwsync instruction.
2279 (enum processor_type): Add PROCESSOR_POWER7.
2280 (rs6000_debug_reg): New -mdebug= options.
2281 (rs6000_debug_addr): Ditto.
2282 (rs6000_debug_cost): Ditto.
2283 (rs6000_isel): Delete.
2284 (enum rs6000_vector): New enum to say what vector unit we have.
2285 (VECTOR_UNIT_*): New macros to say which vector unit has
2286 arithmetic operations for a given type.
2287 (VECTOR_MEM_*): New macros to say which vector unit has memory
2288 operations for a given type.
2289 (TARGET_LDBRX): Whether the machine supports the ldbrx
2291 (TARGET_ISEL): Delete, -misel moved to be a mask.
2292 (TARGET_ISEL64): New macro for 64-bit isel support.
2293 (UNITS_PER_VSX_WORD): New macro.
2294 (POINTER_SIZE): Move to be an external variable, rather than
2295 calculating whether we are generating 32 ot 64-bit code.
2297 (STACK_BOUNDARY): Add VSX support.
2298 (LOCAL_ALIGNMENT): Ditto.
2299 (SLOW_UNALIGNED_ACCESS): Ditto.
2300 (VSX_REGNO_P): New macro for VSX support.
2301 (VFLOAT_REGNO_P): Ditto.
2302 (VINT_REGNO_P): Ditto.
2303 (VLOGICAL_REGNO_P): Ditto.
2304 (VSX_VECTOR_MODE): Ditto.
2305 (VSX_SCALAR_MODE): Ditto.
2307 (VSX_MOVE_MODE): Ditto.
2308 (VSX_REG_CLASS_P): Ditto.
2309 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2311 (UNITS_PER_SIMD_WORD): Add VSX support.
2312 (MODES_TIEABLE_P): Ditto.
2313 (STARTING_FRAME_OFFSET): Ditto.
2314 (STACK_DYNAMIC_OFFSET): Ditto.
2315 (EPILOGUE_USES): Ditto.
2316 (REGNO_REG_CLASS): Move to array lookup.
2317 (CLASS_MAX_NREGS): Ditto.
2318 (rs6000_vector_reg_class): Add declaration.
2319 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2320 overlap with the floating point and Altivec registers.
2322 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2324 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2325 give the appropriate asm switches if -mcpu=native.
2326 (host_detect_local_cpu): Add support for "asm".
2327 (host_detect_local_cpu): Follow GNU code guidelines for name.
2329 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2330 -mbit-word to a variable instead of being a target mask.
2332 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2333 emit the lwsync instruction instead of emitting the instruction as
2334 an integer constant.
2336 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2337 fixuns_trundfsi2, move expander into rs6000.md.
2339 * config/rs6000/rs6000.md (cpu): Add power7.
2340 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2341 (logical predicate patterns): Change the single instruction
2342 primitives that set CR0 to be fast_compare instead of compare.
2344 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2345 (popcntddi2): Ditto.
2346 (popcount<mode>): Ditto.
2347 (floating multiply/add insns): Name the floating point
2349 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2350 (isel_unsigned_<mode>): Ditto.
2351 (fixuns_trundfsi2): Move expander here from spe.md.
2352 (smindi3): Define if we have -misel on 64-bit systems.
2357 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2359 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2361 * config/avr/avr.c (avr_current_device): New variable.
2362 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2363 (avr_arch, mcu_type_s): Move to avr.h.
2364 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2365 default_data_section_start fields.
2366 (avr_arch): Moved from avr.c.
2367 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2368 library_name fields.
2369 (avr_current_device, avr_mcu_types, avr_arch_types,
2370 avr_device_to_arch, avr_device_to_data_start,
2371 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2372 (EXTRA_SPEC_FUNCTIONS): Define.
2373 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2374 options mapping. Use device_to_arch and device_to_data_start insted.
2375 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2376 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2377 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2378 * config/avr/driver-avr.c: New file.
2379 * config/avr/avr-devices.c: New file.
2381 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2383 * var-tracking.c (unshare_variable): Force initialized to
2384 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2385 (set_variable_part): Likewise.
2386 (struct variable_union_info): Remove pos_src field.
2387 (vui_vec, vui_allocated): New variables.
2388 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2389 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2390 == 1 use a simpler sorting algorithm. Compute pos field right
2391 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2392 Avoid quadratic comparison if !flag_var_tracking_uninit.
2393 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2394 unshare_variable unconditionally.
2395 (dataflow_set_different_2): Removed.
2396 (dataflow_set_different): Don't traverse second hash table.
2397 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2398 unconditionally to var_reg_set or var_mem_set.
2399 (emit_notes_in_bb): Likewise.
2400 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2402 (emit_note_insn_var_location): Don't set initialized to
2403 VAR_INIT_STATUS_INITIALIZED early.
2404 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2406 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2408 * tree-object-size.c (addr_object_size): Instead of checking
2409 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2410 are no FIELD_DECLs following it.
2412 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2414 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2415 order to match bswaps with signed source operands.
2417 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2419 * sdbout.c (sdbout_one_type): Fix braces in switch.
2421 2009-06-23 Richard Guenther <rguenther@suse.de>
2423 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2425 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2426 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2427 var_callused, callused_tree, var_storedanything, storedanything_tree,
2428 var_integer, integer_tree): Remove global variables.
2429 (new_var_info): Do not pass new id, append the new var to the
2430 global variable vector.
2431 (do_ds_constraint): Use is_global_var member of the variable-info.
2432 (new_scalar_tmp_constraint_exp): Adjust.
2433 (create_function_info_for): Likewise.
2434 (create_variable_info_for): Likewise.
2435 (find_what_var_points_to): Remove dead code.
2436 (init_base_vars): Simplify.
2437 (compute_points_to_sets): Adjust.
2439 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2441 * combine.c (try_combine): Dump information about the insns we're
2444 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2446 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2447 check when calling force_to_mode on TRUNCATE's operand.
2449 2009-06-22 Ian Lance Taylor <iant@google.com>
2451 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2453 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2455 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2457 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2459 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2460 override library linkage flags such as -static-libgcc or
2463 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2465 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2467 2009-06-22 Ian Lance Taylor <iant@google.com>
2469 * config/linux.opt: Put mglibc ahead of muclibc.
2471 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2472 for duplicate decls.
2474 2009-06-22 Matthias Klose <doko@ubuntu.com>
2476 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2478 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2481 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2482 instead of NULL if a parser error occurs.
2484 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2486 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2487 non-DWARF2_DEBUGGING_INFO version.
2489 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2491 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2492 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2494 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2495 (LIBGCC2_TF_CEXT): Define.
2498 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2501 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2503 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2505 * config/arm/arm.c (arm_override_options): Disable
2506 -mcaller-super-interworking and -mcallee-super-interworking.
2507 * doc/invoke.texi (ARM Options): Document this.
2509 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2511 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2512 * config/arm/constraints.md (j): New constraint for movw operands.
2513 (N): Remove thumb2 meaning.
2514 * config/arm/arm.md (*arm_movw): Delete.
2515 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2516 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2517 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2519 2009-06-22 Martin Jambor <mjambor@suse.cz>
2521 PR tree-optimization/40492
2522 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2523 build_ref_for_offset.
2525 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2527 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2528 JUMP_TABLE_DATA_P predicates where applicable.
2529 * auto-inc-dec.c: Ditto.
2530 * builtins.c: Ditto.
2531 * caller-save.c: Ditto.
2533 * cfgcleanup.c: Ditto.
2534 * cfglayout.c: Ditto.
2537 * combine-stack-adj.c: Ditto.
2543 * dwarf2asm.c: Ditto.
2544 * dwarf2out.c: Ditto.
2545 * emit-rtl.c: Ditto.
2551 * function.c: Ditto.
2554 * genpreds.c: Ditto.
2555 * genrecog.c: Ditto.
2557 * ira-costs.c: Ditto.
2558 * ira-lives.c: Ditto.
2561 * lower-subreg.c: Ditto.
2562 * modulo-sched.c: Ditto.
2564 * postreload.c: Ditto.
2565 * print-rtl.c: Ditto.
2574 * sched-vis.c: Ditto.
2576 * sel-sched-ir.c: Ditto.
2577 * simplify-rtx.c: Ditto.
2578 * targhooks.c: Ditto.
2579 * var-tracking.c: Ditto.
2580 * vmsdbgout.c: Ditto.
2582 2009-06-22 Matthias Klose <doko@ubuntu.com>
2584 * Makefile.in (install-plugin): Always use DESTDIR.
2586 2009-06-22 Olivier Hainque <hainque@adacore.com>
2588 * config/pa/pa.c (output_call): Don't optimize post call jumps
2589 into return address adjustments if the call may throw.
2591 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2593 * arm.c (thumb1_output_casesi): New function.
2594 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2595 optimizing for size or PIC.
2596 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2597 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2598 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2599 (thumb1_casesi_internal_pic): New expand rule.
2600 (thumb1_casesi_dispatch): New pattern.
2601 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2603 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2604 in the text seciton when PIC or optimizing for size.
2605 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2606 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2607 preservation properties of code.
2608 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2609 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2610 (__gnu_thumb1_case_si): New function.
2611 * t-arm (LIB1ASMSRC): Define here.
2612 (LIB1ASMFUNCS): Add some common functions.
2613 * t-arm-elf (LIB1ASMSRC): Delete.
2614 (LIB1ASMFUNCS): Append to existing set.
2615 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2616 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2617 * t-symbian (LIB1ASMFUNCS): Likewise.
2618 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2619 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2621 2009-06-21 Richard Guenther <rguenther@suse.de>
2623 PR tree-optimization/38729
2624 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2625 to loops with a single exit if -fno-expensive-optimizations.
2627 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2629 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2630 (dataflow_set): Change vars type from htab_t to shared_hash.
2631 (shared_hash_pool, empty_shared_hash): New variables.
2632 (vars_clear): Removed.
2633 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2634 shared_hash_find_slot_unshare, shared_hash_find_slot,
2635 shared_hash_find_slot_noinsert, shared_hash_find): New
2637 (shared_hash_unshare, shared_hash_destroy): New functions.
2638 (unshare_variable): Unshare set->vars if shared, use
2640 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2641 (get_init_value, find_src_set_src, dump_dataflow_set,
2642 clobber_variable_part, emit_notes_for_differences): Use
2644 (dataflow_set_init): Remove second argument, set vars to
2645 empty_shared_hash instead of creating a new htab.
2646 (dataflow_set_clear): Call shared_hash_destroy and set vars
2647 to empty_shared_hash instead of calling vars_clear.
2648 (dataflow_set_copy): Don't call vars_copy, instead just share
2649 the src htab with dst.
2650 (variable_union): Use shared_hash_*, use initially NO_INSERT
2651 lookup if set->vars is shared. Don't keep slot cleared before
2652 calling unshare_variable. Unshare set->vars if needed.
2653 Even ->refcount == 1 vars must be unshared if set->vars is shared
2654 and var needs to be modified.
2655 (variable_canonicalize): New function.
2656 (dataflow_set_union): If dst->vars is empty, just share src->vars
2657 with dst->vars and traverse with variable_canonicalize to canonicalize
2658 and unshare what is needed.
2659 (dataflow_set_different): If old_set and new_set use the same shared
2660 htab, they aren't different. If number of htab elements is different,
2661 htabs are different. Use shared_hash_*.
2662 (dataflow_set_destroy): Call shared_hash_destroy instead of
2664 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2665 second argument to dataflow_set_init.
2666 (vt_initialize): Likewise. Initialize shared_hash_pool and
2667 empty_shared_hash, move bb in/out initialization afterwards.
2668 Use variable_htab_free instead of NULL as changed_variables del hook.
2669 (variable_was_changed): Change type of second argument to pointer to
2670 dataflow_set. When inserting var into changed_variables, bump
2671 refcount. Unshare set->vars if set is shared htab and slot needs to
2673 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2674 lookup if set->vars is shared. Unshare set->vars if needed.
2675 Even ->refcount == 1 vars must be unshared if set->vars is shared
2676 and var needs to be modified. Adjust variable_was_changed caller.
2677 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2678 vars must be unshared if set->vars is shared and var needs to be
2679 modified. Adjust variable_was_changed caller.
2680 (emit_note_insn_var_location): Don't pool_free var.
2681 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2683 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2684 free_alloc_pool on shared_hash_pool.
2686 2009-06-20 Anthony Green <green@moxielogic.com>
2688 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2689 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2691 2009-06-20 Richard Guenther <rguenther@suse.de>
2693 * tree-ssa-structalias.c (find_func_aliases): For memset use
2694 a constraint from NULL if we memset to zero.
2695 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2696 we explicitly handle that do not read from memory.
2697 (call_may_clobber_ref_p_1): Properly handle builtins that may
2700 2009-06-20 Richard Guenther <rguenther@suse.de>
2702 PR tree-optimization/40495
2703 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2704 (new_scalar_tmp_constraint_exp): New function.
2705 (process_constraint): Do not create temporary decls.
2706 (process_all_all_constraints): Likewise.
2707 (handle_const_call): Likewise.
2708 (create_function_info_for): Do not set decl.
2710 2009-06-19 Ian Lance Taylor <iant@google.com>
2712 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2713 (rs6000_attribute_table): Make static; move before use.
2715 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2717 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2718 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2719 Propagate the TREE_READONLY flag without overwriting it.
2720 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2721 Propagate the TREE_READONLY flag onto the result.
2722 (process_call_operands): Move around. Use correct constant value.
2724 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2727 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2728 * config/arm/arm.md: Likewise.
2730 2009-06-19 Ian Lance Taylor <iant@google.com>
2732 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2733 to GIMPLE_ERROR_MARK.
2735 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2736 op2_original_type parameters. Warn about using different enum types.
2737 * c-parser.c (c_parser_conditional_expression): Pass original
2738 types to build_conditional_expr.
2739 * c-tree.h (build_conditional_expr): Update declaration.
2741 2009-06-19 Ian Lance Taylor <iant@google.com>
2743 * config/i386/i386.c (ix86_function_specific_save): Test that
2744 fields match values, rather than testing the values are in a
2747 2009-06-19 Richard Guenther <rguenther@suse.de>
2749 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2751 (ptr_derefs_may_alias_p): Likewise.
2752 (ptr_deref_may_alias_ref_p_1): New function.
2753 (ptr_deref_may_alias_ref_p): Likewise.
2754 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2755 covered by looking at the ESCAPED solution.
2756 (call_may_clobber_ref_p_1): Likewise.
2757 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2758 Handle NULL_TREE offset. Do not produce redundant constraints.
2759 (process_all_all_constraints): New helper function.
2760 (do_structure_copy): Use it.
2761 (handle_lhs_call): Likewise.
2762 (find_func_aliases): Handle some builtins with pointer arguments
2763 and/or return values explicitly.
2765 2009-06-19 Ian Lance Taylor <iant@google.com>
2767 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2769 2009-06-19 Ian Lance Taylor <iant@google.com>
2771 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2773 2009-06-19 Ian Lance Taylor <iant@google.com>
2775 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2776 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2779 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2780 uninitialized const.
2782 2009-06-19 Ian Lance Taylor <iant@google.com>
2784 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2787 * c-decl.c (in_struct, struct_types): Remove.
2788 (struct c_binding): Add in_struct field.
2789 (c_binding_ptr): Define type, along with VEC.
2790 (struct c_struct_parse_info): Define.
2791 (struct_parse_info): New static variable.
2792 (bind): Initialize in_struct field.
2793 (start_struct): Remove enclosing_in_struct and
2794 enclosing_struct_types parameters. Add
2795 enclosing_struct_parse_info parameter. Change all callers. Set
2796 struct_parse_info rather than in_struct and struct_types.
2797 (grokfield): If -Wc++-compat and there is a symbol binding for the
2798 field name, set the in_struct flag and push it on the
2799 struct_parse_info->fields vector.
2800 (warn_cxx_compat_finish_struct): New static function.
2801 (finish_struct): Remove enclosing_in_struct and
2802 enclosing_struct_types parameters. Add
2803 enclosing_struct_parse_info parameter. Change all callers. Don't
2804 set C_TYPE_DEFINED_IN_STRUCT here. Call
2805 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2806 parameter. Only push on struct_types if warn_cxx_compat.
2807 (finish_enum): Only push on struct_types if warn_cxx_compat.
2808 (declspecs_add_type): Add loc parameter. Change all callers.
2809 Change all error calls to error_at. Pass loc, not input_location,
2810 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2811 defined in a struct. If -Wc++-compat and parsing a struct, record
2812 that a typedef name was used.
2813 * c-parser.c (c_parser_declspecs): Get location to pass to
2815 (c_parser_struct_or_union_specifier): Update calls to start_struct
2817 * c-tree.h (struct c_struct_parse_info): Declare.
2818 (finish_struct, start_struct): Update declarations.
2819 (declspecs_add_type): Update declaration.
2821 2009-06-19 Ian Lance Taylor <iant@google.com>
2823 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2824 variable with an anonymous type.
2826 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2828 * see.c: Remove for real.
2830 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2832 * optabs.h (enum optab_index): Add new OTI_significand.
2833 (significand_optab): Define corresponding macro.
2834 * optabs.c (init_optabs): Initialize significand_optab.
2835 * genopinit.c (optabs): Implement significand_optab using
2836 significand?f2 patterns.
2837 * builtins.c (expand_builtin_mathfn): Handle
2838 BUILT_IN_SIGNIFICAND{,F,L}.
2839 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2840 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2842 * config/i386/i386.md (significandxf2, significand<mode>2): New
2843 expanders to implement significandf, significand and significandl
2844 built-ins as inline x87 intrinsics.
2846 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2848 * config/avr/avr.c (avr_override_options): Remove setting value of
2849 PARAM_INLINE_CALL_COST.
2851 2009-06-18 Richard Henderson <rth@redhat.com>
2854 * tree-pass.h (TDF_ASMNAME): New.
2855 * tree-dump.c (dump_options): Add asmname.
2856 * doc/invoke.texi: Document it.
2858 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2859 (dump_decl_name): ...here.
2860 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2861 (dump_generic_node): Update dump_function_name calls.
2862 (print_call_name): New flags arg; update all dump calls.
2863 * diagnostic.h (print_call_name): Update.
2864 * gimple-pretty-print.c (dump_gimple_call): Update.
2866 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2869 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2871 2009-06-18 Diego Novillo <dnovillo@google.com>
2873 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2874 * plugin.c (str_license): Declare.
2875 (try_init_one_plugin): Assert that the symbol
2876 'plugin_is_GPL_compatible' exists.
2878 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2881 * Makefile.in (OBJS-common): Remove see.o.
2883 * common.opt (fsee): Mark as preserved for backward compatibility.
2884 * opts.c (common_handle_option): Add OPT_fsee to the backward
2885 compatibility section.
2886 * passes.c (init_optimization_passes, pass_see): Remove pass.
2887 * timevar.def (TV_SEE): Remove.
2888 * tree-pass.h (pass_see): Remove declaration.
2889 * doc/invoke.texi (-fsee): Remove documentation.
2891 2009-06-18 Martin Jambor <mjambor@suse.cz>
2893 * tree-sra.c: Include statistics.h
2894 (sra_stats): New variable.
2895 (sra_initialize): Clear sra_stats.
2896 (create_access_replacement): Increment sra_stats.replacements.
2897 (get_access_replacement): Do not return twice.
2898 (analyze_all_variable_accesses): Increment statistics counter by the
2899 number of scalarized aggregates.
2900 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2901 (sra_modify_expr): Increment sra_stats.exprs.
2902 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2903 (sra_modify_assign): Increment sra_stats.exprs,
2904 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2905 (perform_intra_sra): Update statistics counters.
2906 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2908 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2910 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2911 (arm_scalar_mode_supported_p): New function.
2913 2009-06-18 Paul Brook <paul@codesourcery.com>
2914 Sandra Loosemore <sandra@codesourcery.com>
2916 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2917 (__extendhfsf2, __truncsfhf2): Define.
2918 * config/arm/fp16.c: New file.
2919 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2920 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2922 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2924 * doc/extend.texi (Half-Precision): New section.
2925 * doc/invoke.texi (Option Summary): List -mfp16-format.
2926 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2927 * config/arm/arm.opt (mfp16-format=): New.
2928 * config/arm/arm.c: Include intl.h.
2929 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2930 (TARGET_INVALID_RETURN_TYPE): Redefine.
2931 (TARGET_PROMOTED_TYPE): Redefine.
2932 (TARGET_CONVERT_TO_TYPE): Redefine.
2933 (arm_fp16_format): Define.
2934 (all_fpus): Add entry for neon-fp16.
2935 (fp_model_for_fpu): Likewise.
2936 (struct fp16_format): Declare.
2937 (all_fp16_formats): Define.
2938 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2940 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2942 (arm_legitimate_index_p): Treat HFmode like HImode.
2943 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2944 (coproc_secondary_reload_class): Special-case HFmode.
2945 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2946 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2947 (arm_init_fp16_builtins): New.
2948 (arm_init_builtins): Call it.
2949 (arm_invalid_parameter_type): New.
2950 (arm_invalid_return_type): New.
2951 (arm_promoted_type): New.
2952 (arm_convert_to_type).
2953 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2955 (arm_emit_fp16_const): New function.
2956 (arm_mangle_type): Mangle __fp16 as "Dh".
2957 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2959 (TARGET_NEON_FP16): New.
2960 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2961 (enum fputype): Add FPUTYPE_NEON_FP16.
2962 (enum arm_fp16_format_type): Declare.
2963 (arm_fp16_format): Declare.
2964 (LARGEST_EXPONENT_IS_NORMAL): Define.
2965 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2966 * config/arm/arm-modes.def (HFmode): Define.
2967 * config/arm/vfp.md: (*movhf_vfp): New.
2970 * config/arm/arm.md: (fpu): Add neon_fp16.
2971 (floatsihf2, floatdihf2): New.
2972 (fix_trunchfsi2, fix_trunchfdi2): New.
2976 (*arm32_movhf): New.
2977 (*thumb1_movhf): New.
2978 (consttable_2): Add check for HFmode constants.
2979 (consttable_4): Handle HFmode constants.
2981 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2983 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2985 2009-06-17 Olivier Hainque <hainque@adacore.com>
2987 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2988 const char ** conversion in AIX specific section.
2990 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2992 * config/i386/i386.c (ix86_special_builtin_type): Remove
2993 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2994 (bdesc_special_args): Updated.
2995 (ix86_init_mmx_sse_builtins): Likewise.
2996 (ix86_expand_special_args_builtin): Likewise.
2998 2009-06-17 Richard Henderson <rth@redhat.com>
3000 * tree-pretty-print.c (maybe_dump_asm_name): New.
3001 (dump_decl_name): Use it.
3002 (PRINT_FUNCTION_NAME): Merge into...
3003 (dump_function_name): ... here. Use maybe_dump_asm_name.
3005 2009-06-17 Cary Coutant <ccoutant@google.com>
3007 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3009 * debug.c (struct gcc_debug_hooks): Change placeholder for
3011 (debug_nothing_int_charstar_int): Replaced by...
3012 (debug_nothing_int_charstar_int_bool): ...this.
3013 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3014 source_line prototype.
3015 (debug_nothing_int_charstar_int): Replaced by...
3016 (debug_nothing_int_charstar_int_bool): ...this.
3017 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3018 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3019 Output is_stmt operand when necessary.
3020 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3021 (notice_source_line): Add is_stmt parameter.
3022 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3023 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3025 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3026 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3028 2009-06-17 Ian Lance Taylor <iant@google.com>
3030 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3032 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3035 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3037 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3038 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3039 tree_strip_sign_nop_conversions and
3040 tree_ssa_strip_useless_type_conversions rather than stripping
3041 the operations here.
3042 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3044 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3045 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3046 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3047 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3050 2009-06-17 Michael Eager <eager@eagercon.com>
3052 * config/rs6000/constraints.md (register_constraint "d"): New.
3053 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3054 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3055 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3056 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3057 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3058 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3059 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3060 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3061 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3062 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3064 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3065 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3066 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3067 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3068 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3069 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3070 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3071 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3072 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3073 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3074 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3075 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3076 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3077 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3079 2009-06-16 Ian Lance Taylor <iant@google.com>
3081 * profile.c (total_num_never_executed): Don't define.
3082 (compute_branch_probabilities): Don't count or print
3084 (init_branch_prob): Don't set total_num_never_executed.
3085 (end_branch_prob): Don't print total_num_never_executed.
3087 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3089 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3091 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3093 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3094 (nabstd2_fpr): Same.
3096 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3098 * expr.c (expand_assignment): Change complex type check.
3100 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3102 * doc/plugins.texi (Building GCC plugins): Added new section.
3104 2009-06-17 Ian Lance Taylor <iant@google.com>
3106 * c-pch.c (get_ident): Don't set size of templ array.
3107 (pch_init): Don't set size of partial_pch array.
3109 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3110 string constant to intialize an array whose size is the length of
3113 2009-06-17 Richard Guenther <rguenther@suse.de>
3115 PR tree-optimization/40389
3116 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3117 to addressable types.
3118 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3120 2009-06-17 Richard Guenther <rguenther@suse.de>
3123 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3124 if there is no evolution of left in the loop bail out.
3125 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3126 chrec_fold_multiply.
3128 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3129 Janis Johnson <janis187@us.ibm.com>
3132 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3133 for the symbol ref of a constant that is the source of a move
3134 - nor for any other not-obvious-label-ref constants.
3136 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3138 * plugin.c (position_pass): Skip newly inserted pass during list
3139 traversal to avoid repeated insertion.
3141 2009-06-16 Ian Lance Taylor <iant@google.com>
3143 * vec.h (VEC_stack_alloc): Define different version if
3144 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3145 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3146 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3147 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3149 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3151 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3153 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3154 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3155 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3156 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3157 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3158 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3159 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3160 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3161 __builtin_ia32_rdtscp.
3162 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3163 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3164 and __builtin_ia32_rorhi.
3165 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3166 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3167 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3168 (ix86_expand_args_builtin): Likewise.
3169 (ix86_expand_special_args_builtin): Likewise.
3171 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3172 (UNSPECV_RDTSC): Likewise.
3173 (UNSPECV_RDPMC): Likewise.
3174 (*bsr): Renamed to ...
3176 (*bsr_rex64): Renamed to ...
3180 (*rdpmc_rex64): Likewise.
3183 (*rdtsc_rex64): Likewise.
3185 (*rdtscp): Likewise.
3186 (*rdtscp_rex64): Likewise.
3188 * config/i386/ia32intrin.h: New.
3190 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3192 2009-06-16 Ian Lance Taylor <iant@google.com>
3194 * ira-build.c (copy_info_to_removed_store_destinations):
3195 Initialize parent_a.
3197 2009-06-16 Ian Lance Taylor <iant@google.com>
3199 * c-decl.c (grokdeclarator): Change size_varies to bool.
3201 2009-06-16 Ian Lance Taylor <iant@google.com>
3203 * sel-sched.c: Make forward declarations of move_op_hooks and
3204 fur_hooks explicitly extern.
3206 2009-06-16 Ian Lance Taylor <iant@google.com>
3208 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3209 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3211 2009-06-16 Ian Lance Taylor <iant@google.com>
3213 * resource.c (mark_referenced_resources): Change
3214 include_delayed_effects parameter to bool. Change all callers.
3215 (mark_end_of_function_resources): Likewise.
3216 * reorg.c (insn_references_resource_p): Likewise.
3217 (insn_sets_resource_p): Likewise.
3218 * resource.h (mark_referenced_resources): Update declaration.
3219 (mark_end_of_function_resources): Update declaration.
3221 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3223 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3225 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3227 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3228 GCC can bootstrap on AIX with GNU Binutils 2.20.
3230 2009-06-16 Ian Lance Taylor <iant@google.com>
3232 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3234 2009-06-16 Ian Lance Taylor <iant@google.com>
3236 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3237 inline, not extern inline.
3238 (exact_log2): Likewise.
3239 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3241 (exact_log2): Likewise, but don't test CTZ_HWI.
3243 2009-06-16 Ian Lance Taylor <iant@google.com>
3245 * bitmap.c (bitmap_clear): Don't declare as inline.
3246 * gimple.c (gimplify_assign): Likewise.
3247 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3248 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3249 (sched_scan_info): Remove duplicate definition.
3251 2009-06-16 Ian Lance Taylor <iant@google.com>
3253 * c-common.c (skip_evaluation): Don't define.
3254 (c_inhibit_evaluation_warnings): Define global variable.
3255 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3256 than skip_evaluation.
3257 (convert_and_check, warn_for_div_by_zero): Likewise.
3258 * c-common.h (skip_evaluation): Don't declare.
3259 (c_inhibit_evaluation_warnings): Declare.
3260 * c-parser.c (c_parser_typeof_specifier): Set
3261 c_inhibit_evaluation_warnings rather than skip_evaluation.
3262 (c_parser_conditional_expression): Likewise.
3263 (c_parser_binary_expression): Likewise.
3264 (c_parser_sizeof_expression): Likewise.
3265 (c_parser_alignof_expression): Likewise.
3266 * c-typeck.c (build_indirect_ref): Check
3267 c_inhibit_evaluation_warnings rather than skip_evaluation.
3268 (build_conditional_expr, build_binary_op): Likewise.
3270 2009-06-16 Richard Guenther <rguenther@suse.de>
3272 * tree-ssa-alias.c (is_escape_site): Remove.
3273 * tree-ssa-alias.h (enum escape_type): Remove.
3274 (is_escape_site): Likewise.
3275 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3276 via casts and asms without deferring to is_escape_site.
3278 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3281 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3282 use gen_lowpart if op0 has complex mode.
3284 2009-06-16 Richard Guenther <rguenther@suse.de>
3286 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3287 variables add them to ESCAPED.
3288 (find_func_aliases): Do not make all indirectly stored values escaped.
3290 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3292 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3295 2009-06-16 Martin Jambor <mjambor@suse.cz>
3297 PR tree-optimization/40432
3298 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3299 check whether we need to force gimple register operand.
3301 2009-06-16 Martin Jambor <mjambor@suse.cz>
3303 PR tree-optimization/40413
3304 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3305 build_ref_for_offset.
3306 (propagate_subacesses_accross_link): Fix a typo in a comment.
3308 2009-06-16 Ira Rosen <irar@il.ibm.com>
3310 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3311 with additional parameter.
3312 * tree-vectorizer.h (enum vect_def_type): Add new value
3314 (enum vect_relevant): Add comments.
3315 (vect_is_simple_reduction): Add new argument.
3316 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3317 Detect nested cycles.
3318 (vect_is_simple_reduction): Update documentation, add an argument to
3319 distinguish inner-loop reduction from nested cycle, detect nested
3320 cycles, fix printings and indentation, don't swap operands in case
3322 (get_initial_def_for_reduction): Handle subtraction.
3323 (vect_create_epilog_for_reduction): Add new argument to specify
3325 (vect_finalize_reduction): Handle subtraction, fix comments.
3326 (vectorizable_reduction): Handle nested cycles. In case of nested
3327 cycle keep track of the reduction variable position. Call
3328 vect_is_simple_reduction with additional parameter. Use original
3329 statement code in reduction epilogue for nested cycle. Call
3330 vect_create_epilog_for_reduction with additional parameter.
3331 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3332 inner-loop vectorization.
3333 (vect_recog_widen_sum_pattern): Likewise.
3334 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3336 (vect_mark_stmts_to_be_vectorized): Likewise.
3337 (vect_get_vec_def_for_operand): Handle nested cycles.
3339 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3341 * doc/invoke.texi (Debugging Options): Fix option index entries
3342 for -fdump-statistics, -frandom-seed add entries for
3343 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3344 (FRV Options): Fix entries for -mTLS, -mtls.
3345 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3346 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3347 (M68hc1x Options): Fix @itemx for -mnominmax.
3348 (MCore Options): Fix entry for -mno-lsim.
3349 (MMIX Options): Fix entry for -mabi=mmixware.
3350 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3352 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3354 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3355 Mention the plugin mode of gengtype.
3356 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3357 * gengtype.c: Updated copyright.
3358 (plugin_files, nb_plugin_files) Added new static variables.
3359 (measure_input_list) Care about plugin_files.
3360 (write_rtx_next): Added early return in plugin mode.
3361 (create_file): Updated copyright year in generated file. Added
3363 (oprintf): Added early return if NULL outf.
3364 (get_output_file_with_visibility): Care of plugin_files.
3365 (get_output_file_name): May return null.
3366 (write_local): Added early return.
3367 (put_mangled_filename): Ditto.
3368 (finish_root_table): Added check for base_files.
3369 (write_roots): Care about null when plugins.
3370 (main): Added plugin mode.
3372 2009-06-15 Ian Lance Taylor <iant@google.com>
3374 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3375 * gcov.c (read_count_file): Add braces around variables declared
3378 * c.opt (Wjump-misses-init): New warning.
3379 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3380 -Wall and -Wc++-compat if not already set.
3381 (c_common_post_options): Clear warn_jump_misses_init if it was not
3383 * c-decl.c (struct c_binding): Change type field to a union with
3384 new label field. Make it the first field in the struct. Update
3385 references to type to use u.type instead.
3386 (struct c_spot_bindings): Define.
3387 (struct c_goto_bindings): Define.
3388 (c_goto_bindings_p): Define, along with VECs.
3389 (struct c_label_vars): Define.
3390 (struct c_scope): Add has_label_bindings field.
3391 (bind_label, set_spot_bindings): New static functions.
3392 (decl_jump_unsafe, update_spot_bindings): New static functions.
3393 (update_label_decls): New static function.
3394 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3395 Update binding u.label field to shadowed field.
3396 (c_binding_start_stmt_expr): New function.
3397 (c_binding_end_stmt_expr): New function.
3398 (pushdecl): Don't call c_begin_vm_scope.
3399 (make_label): Add defining and p_label_vars parameters. Change
3401 (lookup_label): Correct test for whether a label has not yet been
3402 defined. Call bind_label rather than bind.
3403 (warn_about_goto): New static function.
3404 (lookup_label_for_goto): New function.
3405 (declare_label): Call bind_label rather than bind.
3406 (check_earlier_gotos): New static function.
3407 (define_label): Don't give errors about jumping into statement
3408 expressions or scopes of variably modified types. Call
3409 set_spot_bindings and check_earlier_gotos. Call bind_label
3410 instead of bind. Don't set label_context_stack_se or
3411 label_context_stack_vm.
3412 (c_get_switch_bindings): New function.
3413 (c_release_switch_bindings): New function.
3414 (c_check_switch_jump_warnings): New function.
3415 (start_function): Don't set label_context_stack_se or
3416 label_context_stack_vm.
3417 (finish_function): Likewise.
3418 * c-typeck.c (label_context_stack_se): Don't define.
3419 (label_context_stack_vm): Don't define.
3420 (c_finish_goto_label): Call lookup_label_for_goto rather than
3421 lookup_label. Don't give errors about jumping into a statement
3422 expression or the scope of a variably modified type. Don't set
3423 label_context_stack_se or label_context_stack_vm.
3424 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3425 fields. Add bindings field.
3426 (c_start_case): Don't set deleted fields. Set bindings field.
3427 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3428 or blocked_vm. Call c_check_switch_jump_warnings.
3429 (c_finish_case): Don't test blocked_stmt_expr field. Call
3430 c_release_switch_bindings.
3431 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3432 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3433 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3434 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3435 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3436 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3437 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3438 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3439 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3440 (C_DECL_UNJUMPABLE_VM): Don't define.
3441 (C_DECL_UNDEFINABLE_VM): Don't define.
3442 (struct c_label_list): Don't define.
3443 (struct c_label_context_se): Don't define.
3444 (struct c_label_context_vm): Don't define.
3445 (struct c_spot_bindings): Declare.
3446 (c_bindings_start_stmt_expr): Declare.
3447 (c_bindings_end_stmt_expr): Declare.
3448 (lookup_label_for_goto): Declare.
3449 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3450 (c_check_switch_jump_warnings): Declare.
3451 (label_context_stack_se, label_context_stack_vm): Don't declare.
3452 (c_finish_goto_label): Update declaration.
3453 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3454 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3455 (Warning Options): Document -Wjump-misses-init.
3457 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3459 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3462 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3464 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3466 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3468 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3470 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3472 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3474 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3476 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3477 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3478 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3479 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3480 * dwarf2asm.c (dw2_force_const_mem): Update call to
3482 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3483 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3484 * langhooks.c (lhd_comdat_group): Remove.
3485 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3486 * tree.h (DECL_COMDAT_GROUP): New.
3487 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3488 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3489 (make_decl_one_only): Change signature.
3490 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3492 (make_decl_one_only): Change signature.
3493 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3495 2009-06-15 Richard Guenther <rguenther@suse.de>
3498 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3500 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3502 * tree-ssa-math-opts.c: Remove extra divide.
3504 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3506 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3508 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3510 * passes.c: Add bswap pass.
3511 * tree-pass.h: Add pass_optimize_bswap declaration.
3512 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3513 Include rtl.h, expr.h and optabs.h for optab_handler check.
3514 (struct symbolic_number, pass_optimize_bswap): New definition.
3515 (do_shift_rotate, verify_symbolic_number_p): New functions.
3516 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3517 (gate_optimize_bswap): New function.
3518 * tree.c (widest_int_cst_value): New function.
3519 * tree.h (widest_int_cst_value): Prototype added.
3521 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3523 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3524 REG_EQUAL/REG_EQUIV notes.
3526 2009-06-14 Richard Guenther <rguenther@suse.de>
3529 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3530 has its address taken if NRV was applied and it is addressable.
3531 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3532 function split out from ...
3533 (get_constraint_for_1): ... here.
3534 (handle_rhs_call): Use it to mark the return slot escaped if
3535 it is addressable and NRV was applied.
3537 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3539 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3540 Change first argument type to location_t.
3541 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3542 Do not set input_location.
3543 Use loc instead of input_location throughout.
3545 2009-06-13 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/40421
3548 * tree-predcom.c (should_unroll_loop_p): Remove.
3549 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3551 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3553 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3554 Add location argument.
3556 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3558 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3560 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3561 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3562 * config/spu/spu-protos.h: Add location to
3563 spu_resolve_overloaded_builtin.
3564 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3565 spu_build_builtin_va_list.
3566 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3567 argument. Pass location to build_function_call_vec.
3568 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3570 (emit_fpu_switch): Same.
3571 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3572 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3573 to build_decl and create_artificial_label.
3574 (xtensa_gimplify_va_arg_expr): Same.
3575 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3576 (xstormy16_gimplify_va_arg_expr): Same.
3577 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3578 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3579 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3580 (mips16_build_function_stub): Same.
3581 (mips16_build_call_stub): Same.
3583 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3586 * arm/constraints.md (Pa, Pb): New constraints.
3587 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3588 split pattern to deal with them.
3590 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3592 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3593 fix index entry for -Xpreprocessor.
3595 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3597 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3598 Add location argument to build_decl call.
3599 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3600 (rs6000_init_builtins): Same.
3601 (spe_init_builtins): Same.
3602 (rs6000_gimplify_va_arg): Add location argument to
3603 create_artificial_label call.
3605 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3607 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3608 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3609 * Makefile.in: Fix GGC dependency for gcse.o.
3611 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3613 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3614 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3615 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3617 * c-parser.c (c_parser_binary_expression): Use current column while
3618 building binary operations.
3619 * common.opt (fshow-column): Enable by default.
3620 * tree-vrp.c (check_array_ref): Use warning_at.
3621 (check_array_bounds): Use location from call back if expr has no
3623 * tree.h: Add location argument to maybe_fold_*.
3624 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3625 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3626 (maybe_fold_offset_to_component_ref): Same.
3627 (maybe_fold_offset_to_reference): Same.
3628 (maybe_fold_offset_to_address): Same.
3629 (maybe_fold_stmt_indirect): Same.
3630 (maybe_fold_stmt_addition): Same.
3631 (fold_stmt_r): Pass location to maybe_fold_*.
3632 (fold_gimple_assign): Same.
3633 * c-tree.h: Add location argument to finish_decl,
3634 default_function_array_conversion, store_init_value.
3635 * c-decl.c (define_label): Use error_at.
3636 (c_make_fname_decl): Pass location to finish_decl.
3637 (finish_decl): New location argument.
3638 (build_compound_literal): Pass location to store_init_value.
3639 (grokdeclarator): Pass location to finish_decl.
3641 * c-typeck.c (array_to_pointer_conversion): New location argument.
3642 (function_to_pointer_conversion): Same.
3643 (default_function_array_conversion): Same.
3644 (parser_build_unary_op): Pass location to overflow_warning.
3645 (parser_build_binary_op): Same. Use warning_at.
3646 (build_unary_op): Pass location to array_to_pointer_conversion.
3647 (build_c_cast): Pass location to digest_init.
3648 (build_modify_expr): New location argument.
3649 (convert_for_assignment): Same.
3650 (store_init_value): Same.
3651 (digest_init): Same.
3652 (output_init_element): Pass location to digest_init and
3653 array_to_pointer_conversion.
3654 (c_finish_return): Pass location to convert_for_assignment.
3655 * gimplify.c (gimplify_conversion): Pass location to
3656 maybe_fold_offset_to_address.
3657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3658 to maybe_fold_stmt_addition.
3659 * c-omp.c (c_finish_omp_atomic): Pass new location to
3661 (c_finish_omp_for): Same.
3662 * c-common.c (overflow_warning): New argument.
3663 * c-common.h: New argument to build_modify_expr, overflow_warning.
3664 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3666 (c_parser_initializer): Pass location to
3667 default_function_array_conversion.
3668 (c_parser_initelt): Same.
3669 (c_parser_initval): Same.
3670 (c_parser_asm_operands): Same.
3671 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3672 (c_parser_conditional_expression): Same.
3673 (c_parser_binary_expression): Add location info to stack. Use it.
3674 (c_parser_unary_expression): Pass location to
3675 default_function_array_conversion, parser_build_unary_op,
3676 build_indirect_ref, c_parser_postfix_expression_after_primary.
3677 (c_parser_postfix_expression_after_primary): New location argument.
3679 (c_parser_expression_conv): Pass location to
3680 default_function_array_conversion.
3681 (c_parser_expr_list): Same.
3682 (c_parser_omp_atomic): Same.
3683 (c_parser_omp_for_loop): Same.
3684 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3685 (build_array_declarator): New argument.
3686 * c-decl.c (build_array_declarator): Add location argument.
3687 (grokdeclarator): Set id_loc for cdk_array.
3688 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3689 build_array_declarator.
3690 * tree.c (build_omp_clause): Add location argument.
3691 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3692 (OMP_CLAUSE_LOCATION): New macro.
3693 (struct tree_omp_clause): Add location field.
3694 (build_omp_clause): Add argument.
3695 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3696 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3698 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3699 (cp_parser_omp_clause_collapse): Same.
3700 (cp_parser_omp_clause_default): Same.
3701 (cp_parser_omp_clause_if): Same.
3702 (cp_parser_omp_clause_nowait): Same.
3703 (cp_parser_omp_clause_num_threads): Same.
3704 (cp_parser_omp_clause_ordered): Same.
3705 (cp_parser_omp_clause_schedule): Same.
3706 (cp_parser_omp_clause_untied): Same.
3707 (cp_parser_omp_for_loop): Same.
3708 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3709 * c-tree.h (c_start_case): Add location argument.
3710 (c_process_expr_stmt): Same.
3711 (c_finish_goto_*): Same.
3712 * tree-parloops.c (initialize_reductions): Pass location to
3714 (create_parallel_loop): Same.
3715 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3716 (gfc_trans_omp_reduction_list): Same.
3717 (gfc_trans_omp_clauses): Same.
3718 (gfc_trans_omp_do): Same.
3719 * c-typeck.c (c_finish_goto_label): Same.
3720 (c_finish_goto_ptr): New location argument.
3721 (c_start_case): Same.
3722 (emit_side_effect_warnings): Same.
3723 (c_process_expr_stmt): Same.
3724 (c_finish_stmt_expr): Same.
3725 (c_finish_omp_clauses): Use error_at instead of error.
3726 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3728 * c-omp.c (c_split_parallel_clauses): New location argument.
3729 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3730 to build_omp_clause.
3731 (convert_local_reference_stmt): Same.
3732 (convert_gimple_call): Same.
3733 * c-common.h (c_split_parallel_clauses): New argument.
3734 * c-parser.c (c_parser_statement_after_labels): Pass location to
3735 c_finish_goto_label.
3736 (c_parser_switch_statement): Pass location to c_start_case.
3737 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3738 and c_process_expr_stmt.
3739 (c_parser_omp_variable_list): Add location argument.
3740 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3741 (c_parser_omp_clause_default): Same.
3742 (c_parser_omp_clause_if): Same.
3743 (c_parser_omp_clause_num_threads): Same.
3744 (-c_parser_omp_clause_ordered): Same.
3745 (c_parser_omp_clause_reduction): Pass location to
3746 c_parser_omp_variable_list.
3747 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3748 (c_parser_omp_clause_untied): Same.
3749 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3750 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3752 * c-tree.h (check_for_loop_decls, undeclared_variable,
3753 build_component_ref, build_array_ref, build_external_ref,
3754 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3755 build_conditional_expr, build_compound_expr, c_cast_expr,
3756 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3757 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3759 * c-semantics.c (build_stmt): Same.
3760 (build_case_label): Same.
3761 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3762 (undeclared_variable): New argument.
3764 (lookup_label): Pass location on down.
3765 (define_label): Same.
3766 (finish_decl): Same.
3767 (build_compound_literal): Same.
3768 (finish_struct): Same.
3769 (finish_function): Do not set location here.
3770 (check_for_loop_decls): New argument.
3771 * tree.c (save_expr): Set location.
3772 (build_empty_stmt): New argument.
3773 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3774 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3775 * builtins.c (gimplify_va_arg_expr): Use locations.
3776 (expand_builtin_sync_operation): Same.
3777 * c-typeck.c (build_component_ref): New argument.
3778 (build_array_ref): Same.
3779 (build_external_ref): Same.
3780 (c_expr_sizeof_expr): Same.
3781 (c_expr_sizeof_type): Same.
3782 (parser_build_unary_op): Same.
3783 (build_conditional_expr): Same.
3784 (build_compound_expr): Pass location on down.
3785 (build_compound_expr): New argument.
3786 (build_c_cast): Same.
3787 (c_cast_expr): Same.
3788 (build_asm_expr): Same.
3789 (c_finish_return): Same.
3790 (c_process_expr_stmt): Pass location on down.
3791 (c_finish_stmt_expr): New argument.
3792 (push_clenaup): Same.
3793 (c_finish_omp_parallel): Same.
3794 (c_finish_omp_task): Same.
3795 * gimplify.c (gimplify_call_expr): Pass location on down.
3796 * c-omp.c (c_finish_omp_master): New argument.
3797 (c_finish_omp_critical): Same.
3798 (c_finish_omp_ordered): Same.
3799 (c_finish_omp_barrier): Same.
3800 (-c_finish_omp_taskwait): Same.
3801 (c_finish_omp_atomic): Same.
3802 (c_finish_omp_flush): Same.
3803 * tree-inline.c (copy_tree_body_r): Pass location on down.
3804 (inline_forbidden_p): Remove use of input_location.
3805 * c-gimplify.c (c_build_bind_expr): New argument.
3806 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3807 (c_sizeof_or_alignof_type): New argument.
3808 (c_alignof_expr): Same.
3809 (build_va_arg): Same.
3810 (c_add_case_label): Same.
3811 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3812 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3813 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3814 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3815 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3816 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3818 * stub-objc.c (objc_build_selector_expr): Same.
3819 (objc_build_throw_stmt): Same.
3820 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3821 (c_parser_initelt): Same.
3822 (c_parser_compound_statement): Same.
3823 (c_parser_compound_statement_nostart): Same.
3824 (c_parser_label): Same.
3825 (c_parser_statement_after_labels): Same.
3826 (c_parser_if_body): Same.
3827 (c_parser_else_body): Same.
3828 (c_parser_if_statement): Same.
3829 (c_parser_switch_statement): Same.
3830 (c_parser_while_statement): Same.
3831 (c_parser_do_statement): Same.
3832 (c_parser_for_statement): Same.
3833 (c_parser_asm_statement): Same.
3834 (c_parser_conditional_expression): Same.
3835 (c_parser_binary_expression): Same.
3836 (c_parser_cast_expression): Same.
3837 (c_parser_unary_expression): Same.
3838 (c_parser_sizeof_expression): Same.
3839 (c_parser_alignof_expression): Same.
3840 (c_parser_postfix_expression): Same.
3841 (c_parser_expression): Same.
3842 (c_parser_objc_receiver): Same.
3843 (c_parser_omp_variable_list): Same.
3844 (c_parser_omp_structured_block): Same.
3845 (c_parser_omp_atomic): New argument.
3846 (c_parser_omp_barrier): Same.
3847 (c_parser_omp_critical): Same.
3848 (c_parser_omp_flush): Pass location on down.
3849 (c_parser_omp_for_loop): New argument.
3850 (c_parser_omp_for): Same.
3851 (c_parser_omp_master): Same.
3852 (c_parser_omp_ordered): Same.
3853 (c_parser_omp_sections_scope): Same.
3854 (c_parser_omp_sections): Same.
3855 (c_parser_omp_parallel): Same.
3856 (c_parser_omp_single): Same.
3857 (c_parser_omp_task): Same.
3858 (c_parser_omp_taskwait): Pass location on down.
3859 (c_parser_omp_construct): Same.
3860 (c_parser_omp_threadprivate): Same.
3861 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3862 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3863 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3864 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3865 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3866 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3867 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3868 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3869 config/i386/i386.c, stmt.c:
3870 Add location argument to the following function definitions and/or
3871 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3872 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3873 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3874 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3875 do_case, c_finish_bc_stmt, build_compound_literal,
3876 build_function_call.
3877 * c-decl.c (build_compound_literal): Add location argument.
3878 Make all diagnostic calls use location.
3879 (start_struct): Same.
3880 (finish_struct): Same.
3882 (build_enumerator): Same.
3883 (start_function): Same.
3884 (grokdeclarator): Make all diagnostic calls use location.
3885 (store_parm_decls_oldstyle): Same.
3886 * c-typeck.c (build_function_call): Add location argument.
3887 Make all diagnostic calls use location.
3889 (c_finish_bc_stmt): Same.
3890 * tree-nested.c (get_trampoline_type): Add argument.
3891 Pass location to build_decl.
3892 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3893 * rtl.h (RTL_LOCATION): New.
3894 * c-common.c (c_add_case_label): Add location argument.
3895 Make all diagnostic calls use location.
3896 * c-common.h: Add location argument to make_fname_decl, do_case,
3897 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3898 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3899 Set it appropriately for every case. Pass enum_loc to start_enum
3900 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3902 (c_parser_struct_or_union_specifier): Save location. Use it for
3903 start_struct, finish_struct, and parser_xref_tag.
3905 2009-06-12 Ian Lance Taylor <iant@google.com>
3907 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3909 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3910 cpp_opts->warn_cxx_operator_names.
3912 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3915 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3916 is returns NULL and OP is a VCE, look through the VCE.
3918 2009-06-12 Ian Lance Taylor <iant@google.com>
3921 * collect2.c (main): Use CONST_CAST2 in code inside #if
3922 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3924 2009-06-12 Joey Ye <joey.ye@intel.com>
3927 * cfgexpand.c (get_decl_align_unit): Update
3928 max_used_stack_slot_alignment with align instead of
3929 stack_alignment_needed.
3931 * function.c (assign_stack_local_1): Update
3932 max_used_stack_slot_alignment with alignment_in_bits instead
3933 of stack_alignment_needed.
3934 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3937 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3939 * dwarf2out.c (last_var_location_insn): New variable.
3940 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3941 (dwarf2out_var_location): Don't record anything after last real
3942 insn. Only change labels if there were any real instructions
3943 in between last note and this one, or if changed sections.
3945 2009-06-11 Richard Henderson <rth@redhat.com>
3947 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3948 note when storing the frame pointer in a register.
3949 (FRP): Don't redefine to nothing for epilogue.
3950 (alpha_expand_epilogue): Mark register and sp restores.
3951 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3953 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3954 when gen_lowpart is needed.
3956 2009-06-11 Richard Henderson <rth@redhat.com>
3958 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3960 * dwarf2out.c (need_data_align_sf_opcode): New.
3961 (div_data_align): Move earlier.
3962 (def_cfa_1, reg_save): Use it.
3964 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3967 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3968 (ix86_handle_option): Handle OPT_mcrc32.
3969 (ix86_target_string): Add -mcrc32.
3970 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3972 * config/i386/i386.h (TARGET_CRC32): New.
3974 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3975 (sse4_2_crc32di): Likewise.
3977 * config/i386/i386.opt (mcrc32): New.
3979 * doc/invoke.texi: Document -mcrc32.
3981 2009-06-11 Richard Henderson <rth@redhat.com>
3983 * common.opt (gdwarf-): Accept a version number.
3984 * doc/invoke.texi (gdwarf-): Update docs.
3985 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3986 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3987 version level, and record it.
3989 * dwarf2.h (DW_CIE_VERSION): Remove.
3990 * dwarf2out.c (DWARF_VERSION): Remove.
3991 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3992 (output_call_frame_info): Use CIE version 3 for dwarf3,
3993 or if the return register column is out of range for version 1.
3994 (dwarf_stack_op_name): Add all dwarf3 values.
3995 (DEBUG_PUBTYPES_SECTION): New.
3996 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3997 encoding change for dwarf3.
3998 (output_die) [dw_val_class_die_ref]: Likewise.
3999 (output_compilation_unit_header): Emit correct version for dwarf3.
4000 (output_line_info): Likewise.
4001 (output_pubnames): Update for DWARF_VERSION removal.
4002 (output_aranges): Likewise.
4003 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4004 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4005 (dwarf2out_finish): Likewise.
4007 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4009 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4012 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4015 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4016 * builtins.c (expand_builtin_unreachable): New function.
4017 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4018 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4019 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4021 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4022 searching for missing barriers.
4024 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4026 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4027 when -fprofile-generate* was passed.
4028 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4030 2009-06-11 Anthony Green <green@moxielogic.com>
4032 * config/moxie/moxie.md: Define length attribute for all instructions.
4034 (*b<cond:code>): Support limited branch ranges for new PC-relative
4035 branch instructions.
4036 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4038 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4040 * config/i386/i386.c (min_insn_size): Use get_attr_length
4041 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4044 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4045 instead of emit_insn_before.
4047 2009-06-10 Ian Lance Taylor <iant@google.com>
4050 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4053 2009-06-10 Revital Eres <eres@il.ibm.com>
4055 * passes.c (init_optimization_passes): Reschedule
4056 predictive-commoning pass before complete unroll pass.
4058 2009-06-10 Martin Jambor <mjambor@suse.cz>
4060 * cgraph.c (cgraph_node_can_be_local_p): New function.
4061 (cgraph_make_node_local): New function.
4062 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4063 (cgraph_make_node_local): Declare.
4065 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4067 * tree.h (tree_base): Add packed_flag and user_align fields.
4068 Decrease size of spare field.
4069 (TYPE_USER_ALIGN): Use user_align from tree_base.
4070 (DECL_USER_ALIGN): Likewise.
4071 (TYPE_PACKED): Use packed_flag from tree_base.
4072 (DECL_PACKED): Likewise.
4073 (tree_type): Delete packed_flag and user_align fields. Widen
4074 precision field. Widen mode field and shuffle fields to align
4075 mode on an 8-bit boundary.
4076 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4077 Renumber decl_flag_* fields. Fix comments. Widen
4078 decl_common_unused field.
4079 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4080 (DECL_EXTERNAL): Likewise.
4081 (DECL_BIT_FIELD): Likewise.
4082 (DECL_NONADDRESSABLE_P): Likewise.
4083 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4084 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4086 2009-06-10 Ian Lance Taylor <iant@google.com>
4088 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4089 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4090 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4091 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4092 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4093 DEF_VEC_ALLOC_FUNC_P.
4094 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4095 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4096 DEF_VEC_ALLOC_FUNC_O.
4097 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4098 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4099 DEF_VEC_ALLOC_FUNC_I.
4100 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4101 (vec_stack_p_reserve_exact_1): Declare.
4102 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4103 (vec_stack_free): Declare.
4104 (VEC_stack_alloc): Define.
4105 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4106 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4107 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4108 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4110 (stack_vecs): New static variable.
4111 (vec_stack_p_reserve_exact_1): New function.
4112 (vec_stack_o_reserve_1): New static function.
4113 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4114 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4115 (vec_stack_free): New function.
4116 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4117 (VEC_df_ref_stack_alloc): Define.
4118 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4119 DEF_VEC_ALLOC_P_STACK.
4120 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4121 (struct df_collection_rec): Change _vec fields to VEC. Remove
4123 (df_free_collection_rec): Adjust for new fields.
4124 (df_insn_rescan): Use new df_collection_rec fields.
4125 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4126 (df_ref_create_structure, df_ref_record): Likewise.
4127 (df_get_conditional_uses, df_get_call_refs): Likewise.
4128 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4129 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4130 (df_record_exit_block_uses, df_bb_verify): Likewise.
4131 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4132 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4133 Remove count parameter. Change return type to void. Change all
4135 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4136 Remove count parameter. Change return type to void. Change all
4138 (df_install_refs): Change old_vec parameter to VEC. Remove count
4139 parameter. Change all callers.
4140 (df_install_mws): Change old_vec parameter to VEC. Remove count
4141 parameter. Change all callers.
4142 (df_refs_verify): Change new_rec parameter to VEC. Change call
4144 (df_mws_verify): Likewise.
4146 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4148 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4150 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4152 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4154 2009-06-10 Anthony Green <green@moxielogic.com>
4156 * config/moxie/crti.asm: New file.
4157 * config/moxie/crtn.asm: New file.
4158 * config/moxie/moxie.c: New file.
4159 * config/moxie/moxie.h: New file.
4160 * config/moxie/sfp-machine.h: New file.
4161 * config/moxie/moxie-protos.h: New file.
4162 * config/moxie/t-moxie: Created.
4163 * config/moxie/t-moxie-softfp: Created.
4164 * config/moxie/moxie.md: Created.
4165 * config/moxie/constraints.md: Created.
4166 * config.gcc: Add moxie support.
4167 * doc/md.texi (Machine Constraints): Add moxie constraints.
4168 * doc/contrib.texi (Contributors): Mention moxie port.
4169 * doc/install.texi (Specific): Mention the moxie port.
4171 2009-06-09 Ian Lance Taylor <iant@google.com>
4173 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4175 * optabs.c (optab_table): Only use designated initializers if
4176 HAVE_DESIGNATED_INITIALIZERS is defined.
4177 (convert_optab_table): Likewise.
4178 (init_optabs): Always call init_insn_codes if
4179 HAVE_DESIGNATED_INITIALIZERS is not defined.
4181 2009-06-09 Ian Lance Taylor <iant@google.com>
4183 * targhooks.c (default_builtin_vectorized_function): Change fn
4184 parameter to unsigned int.
4185 (default_builtin_vectorized_conversion): Change code parameter to
4187 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4188 * targhooks.h: Update declarations.
4189 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4190 parameter to unsigned int.
4192 * c-typeck.c (comptypes_check_enum_int): New static function.
4193 (comptypes_internal): Add enum_and_int_p parameter. Change all
4195 (comp_target_types): Add location parameter. Change all callers.
4196 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4198 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4199 (build_conditional_expr): Add colon_loc parameter. Change all
4201 (convert_for_assignment): Add location parameter. Change all callers.
4202 * c-parser.c (c_parser_conditional_expression): Pass location of
4203 colon to build_conditional_expr.
4204 * c-tree.h (build_conditional_expr): Update declaration.
4206 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4208 * graphite.c: Revert previous patch.
4210 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4213 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4215 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4217 * tree-ssa-loop-prefetch.c
4218 (loop_prefetch_arrays): Fixed a portability problem in printf format
4221 2009-06-09 Martin Jambor <mjambor@suse.cz>
4223 PR tree-optimization/40351
4224 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4225 refrence to a potential artifical subaccess can be constructed.
4227 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4229 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4230 (sh_override_options): Likewise.
4231 * config/sh/sh.c: Include params.h.
4232 (sh_optimization_options): New.
4233 (sh_override_options): Likewise.
4234 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4235 (OVERRIDE_OPTIONS): Use sh_override_options.
4237 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4239 * dwarf2out.c (emit_cfa_remember): New variable.
4240 (add_fde_cfi): If emit_cfa_remember, recurse to add
4241 DW_CFA_remember_state first.
4242 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4243 instead just set emit_cfa_remember.
4245 2009-06-08 Jan Hubicka <jh@suse.cz>
4248 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4250 2009-06-08 Jan Hubicka <jh@suse.cz>
4253 * cgraphunit.c (save_inline_function_body): Do not copy transform
4254 hooks for saved inline bodies.
4255 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4258 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4260 * jump.c (returnjump_p): Handle delayed branches. Add missing
4263 2009-06-08 Jan Hubicka <jh@suse.cz>
4266 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4267 original node might've been modified.
4268 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4270 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4272 * tree-object-size.c (addr_object_size): Add OSI argument.
4273 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4274 (compute_builtin_object_size, expr_object_size): Adjust callers.
4275 (plus_stmt_object_size): Call addr_object_size instead of
4276 compute_builtin_object_size.
4278 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4279 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4281 * tree-ssa-loop-prefetch.c
4282 (gather_memory_references): Introduced a counter for the number of
4284 (anything_to_prefetch_p): Introduced a counter for the number of
4286 (is_loop_prefetching_profitable): New function with a cost model
4288 (loop_prefetch_arrays): Use the new cost model to determine if
4289 prefetching is profitable.
4290 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4291 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4292 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4293 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4294 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4295 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4297 2009-06-08 Michael Matz <matz@suse.de>
4300 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4301 partitions use the same.
4302 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4303 for basevars of SSA_NAMEs.
4304 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4305 to not expand them twice.
4306 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4309 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4311 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4312 (fdump-final-insns=, gtoggle): New.
4313 * doc/invoke.texi: Document them.
4314 * final.c (rest_of_clean_state): Dump final insn stream.
4315 * gcc.c (invoke_as): Hook in -fcompare-debug.
4316 (static_spec_functions): Add compare-debug-dump-opt,
4317 compare-debug-self-opt and compare-debug-auxbase-opt.
4318 (compare_debug, compare_debug_second, compare_debug_opt): New.
4319 (switches_debug_check, n_switches_debug_check): New.
4320 (debug_auxbase_opt, debug_check_temp_file): New.
4321 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4323 (do_self_spec): Handle arguments after switches.
4324 (do_spec_1): Add .gk extension to temp file basenames for compare.
4325 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4326 (cc1_options): Use it instead of normal auxbase computation for
4327 the second compare-debug compilation.
4328 (compare_files): New.
4329 (main): Set up and implement compare debug mode.
4330 (compare_debug_dump_opt_spec_function): New.
4331 (compare_debug_self_opt_spec_function): New.
4332 (compare_debug_auxbase_opt_spec_function): New.
4333 * toplev.c (process_options): Handle flag_gtoggle,
4334 flag_dump_final_insns.
4335 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4336 during -fcompare-debug-second compilation.
4338 2009-06-07 Ian Lance Taylor <iant@google.com>
4340 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4341 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4343 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4344 with no default node. Change warning with %H to warning_at.
4345 Don't clear warn_switch around case checking.
4346 * doc/invoke.texi (Warning Options): Clarify distinction between
4347 -Wswitch and -Wswitch-enum.
4349 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4351 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4353 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4355 * gbl-ctors.h: Add header guard.
4357 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4359 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4360 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4361 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4362 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4363 prototypes for removed functions.
4364 (expressions_equal_p): Move to ...
4365 * tree-ssa-sccvn.h: ... here and ...
4366 * matrix-reorg.c: ... adjust includes.
4368 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4370 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4372 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4374 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4375 (finish_function): Remove erroneous whitespace.
4377 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4379 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4380 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4382 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4384 * errors.c (internal_error): Commentary typo fix.
4385 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4386 * tree-ssa-pre.c: Ditto.
4388 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4390 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4391 them is supposed to hold actual statements.
4393 2009-06-06 Ian Lance Taylor <iant@google.com>
4395 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4396 empty statements can now have attributes.
4398 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4400 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4401 * config/mips/mips.md: Ditto.
4403 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4405 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4407 (__eabi_uconvert): Likewise.
4409 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4411 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4412 CFI_* definitions with IN_GCC.
4414 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4416 * xcoffout.h (xcoffout_source_line): Update prototype.
4418 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4420 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4421 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4423 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4426 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4427 inlined_function_outer_scope_p blocks for artificial inlines
4429 * tree.c (tree_nonartificial_location): Rewrite using
4430 block_nonartificial_location.
4432 2009-06-05 Revital Eres <eres@il.ibm.com>
4433 Leehod Baruch <leehod@il.ibm.com>
4435 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4436 (expand_expr_real_1): Remove comment.
4437 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4438 Vectorize misaligned access when the target supports it.
4439 (vect_supportable_dr_alignment): Check for unaligned access support.
4440 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4443 2009-06-05 Julian Brown <julian@codesourcery.com>
4445 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4446 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4448 2009-06-05 Richard Guenther <rguenther@suse.de>
4451 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4454 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4456 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4457 (save_gprs): Don't tell unwinder when a global register is saved.
4458 (s390_emit_epilogue): Emit needed epilogue unwind info.
4460 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4462 * dwarf2out.c (deferred_asm_name): New.
4463 (add_name_and_src_coords_attributes): Defer creation of
4464 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4466 (move_linkage_attr): New.
4467 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4470 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4472 * tree-nested.c (finalize_nesting_tree_1): Declare the
4473 frame_decl in the binding tree.
4475 2009-06-04 Cary Coutant <ccoutant@google.com>
4477 * basic-block.h (struct basic_block_def): Add discriminator field.
4478 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4480 * debug.c (do_nothing_debug_hooks): Add additional entry.
4481 (debug_nothing_int_charstar_int): New function.
4482 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4483 (debug_nothing_int_charstar_int): New declaration.
4484 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4485 discriminator value in .loc directive.
4486 * final.c (last_discriminator): New variable.
4487 (discriminator): New variable.
4488 (final_start_function): Initialize above variables, pass current
4489 discriminator to debug hook.
4490 (notice_source_line): Check for discriminator change.
4491 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4492 * sdbout.c (sdbout_source_line): New parameter.
4493 * tree-cfg.c (struct locus_discrim_map): New structure type.
4494 (discriminator_per_locus): New hash table.
4495 (build_gimple_cfg): Allocate and free discriminator hash table.
4496 (make_edges): Call assign_discriminator.
4497 (locus_map_hash): New function.
4498 (locus_map_eq): New function.
4499 (next_discriminator_for_locus): New function.
4500 (same_line_p): New function.
4501 (assign_discriminator): New function.
4502 (make_cond_expr_edges): Call assign_discriminator.
4503 (make_gimple_switch_edges): Likewise.
4504 (first_non_label_stmt): New function.
4505 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4507 * xcoffout.c (xcoffout_source_line): Add new parameter.
4509 * configure.ac (gcc_cv_as_discriminator): New configury check for
4510 gas support for discriminator.
4511 * configure: Regenerate.
4512 * config.in: Regenerate.
4514 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4516 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4517 val after checking for integers.
4519 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4521 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4523 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4524 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4525 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4526 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4527 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4528 X64_SSE_REGPARM_MAX.
4529 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4530 X64_SSE_REGPARM_MAX.
4532 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4534 * gcc.c (report_times_to_file): New.
4535 (execute): Implement it.
4536 (process_command): Support -time=.
4537 * doc/invoke.texi: Document it.
4539 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4541 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4542 that have value exprs.
4544 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4546 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4547 declarations for constants until...
4548 (dw2_output_indirect_constant_1): ... this point.
4550 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4553 * arm.md (arm_addsi3): Don't try to split an add with an
4554 eliminable register until after reload has completed.
4556 2009-06-03 Ian Lance Taylor <iant@google.com>
4558 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4559 * genattrtab.c (write_length_unit_log): Likewise.
4560 * genchecksum.c (dosum): Likewise.
4561 * gengtype.c (write_rtx_next): Likewise.
4562 (finish_root_table, write_roots): Likewise.
4563 * gimple.c (gimple_ops_offset_): Likewise.
4564 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4565 * config/arc/arc.c (arc_attribute_table): Likewise.
4566 * config/arm/arm.c (arm_attribute_table): Likewise.
4567 * config/avr/avr.c (avr_attribute_table): Likewise.
4568 * config/crx/crx.c (crx_attribute_table): Likewise.
4569 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4570 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4571 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4572 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4573 * config/sh/sh.c (sh_attribute_table): Likewise.
4574 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4575 * config/spu/spu.c (spu_attribute_table): Likewise.
4576 * config/v850/v850.c (v850_attribute_table): Likewise.
4578 * config/alpha/alpha.c (vms_attribute_table): Make static.
4579 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4580 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4581 * config/mips/mips.c (mips_attribute_table): Likewise.
4583 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4585 (cc1-checksum.o): Likewise.
4587 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4589 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4591 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4593 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4594 insn if it is changing sp. Use gen_add3_insn instead of
4595 conditionally gen_addsi3 and gen_adddi3.
4596 (offset_below_red_zone_p): New static inline function.
4597 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4598 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4599 * config/rs6000/ppc-asm.h: Include auto-host.h.
4600 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4601 CFI_RESTORE): Define.
4602 * config/rs6000/crtresxgpr.asm: Add unwind info.
4603 * config/rs6000/crtresxfpr.asm: Likewise.
4604 * config/rs6000/crtresgpr.asm: Likewise.
4605 * config/rs6000/crtresfpr.asm: Likewise.
4606 * config/rs6000/crtsavgpr.asm: Likewise.
4607 * config/rs6000/crtsavfpr.asm: Likewise.
4609 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4610 argument of DWARF2_FRAME_REG_OUT macros.
4612 2009-06-03 Julian Brown <julian@codesourcery.com>
4614 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4615 words or less (including TImode) in core registers.
4617 2009-06-03 Richard Guenther <rguenther@suse.de>
4620 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4622 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4624 * statistics.c (statistics_counter_event): Do not record event
4625 in pass dump if its number == -1.
4626 (curr_statistics_hash): Add assert that we never get passes
4627 with static number == -1.
4629 2009-06-03 Richard Guenther <rguenther@suse.de>
4630 Andrey Belevantsev <abel@ispras.ru>
4632 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4633 non-BLKmode arrays addressable.
4635 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4637 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4638 * config/m68k/m68k.h: ... here.
4639 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4642 2009-06-03 Martin Jambor <mjambor@suse.cz>
4644 PR tree-optimization/40323
4645 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4648 2009-06-03 Richard Guenther <rguenther@suse.de>
4650 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4653 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4655 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4656 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4657 JUMP_TABLE_DATA_P where applicable.
4658 * config/sh/sh.c: Ditto.
4659 * config/sh/sh.h: Ditto.
4660 * config/sh/sh.md: Ditto.
4661 * config/sh/symbian.c: Ditto.
4663 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4665 * config/i386/driver-i386.c (describe_cache): Optimize
4666 concatenation of strings. Use snprintf instead of sprintf.
4667 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4668 target when not compiling with GCC.
4670 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4672 * config/sh/sh.c: Revert last change.
4673 (sh_expand_epilogue): Emit a blockage insn before the frame
4674 pointer adjustment unconditionally.
4676 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4678 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4679 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4680 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4681 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4682 to COLLECT_GCC_OPTIONS.
4684 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4686 * collect2.c (target_system_root): New variable.
4687 (main): Handle --sysroot=.
4688 (ignore_library): Strip the sysroot from the library path.
4690 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4692 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4693 (collect2.o): Depend on collect2-aix.h.
4694 (collect2-aix.o): New rule.
4695 * collect2-aix.h: New file.
4696 * collect2-aix.c: Likewise.
4697 * collect2.c: Include collect2-aix.h. Don't undefine
4698 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4699 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4700 Use TARGET_AIX_VERSION instead of _AIX51.
4701 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4702 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4703 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4704 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4705 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4707 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4709 * collect2.c (ignore_library): Avoid premature post-increment
4712 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4714 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4715 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4716 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4717 CROSS_DIRECTORY_STRUCTURE too.
4718 (LINK_LIBG_SPEC): Likewise.
4719 (LIB_SPEC): Add %R to sysroot paths.
4720 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4721 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4722 * config/rs6000/aix51.h: As for aix43.h.
4723 * config/rs6000/aix52.h: Likewise.
4724 * config/rs6000/aix53.h: Likewise.
4725 * config/rs6000/aix61.h: Likewise.
4726 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4727 to the beginning of sysroot paths.
4729 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4731 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4732 INSN_LISTs that are out of the REG_NOTE range.
4734 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4736 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4737 (struct var_to_expand): Likewise.
4738 (struct opt_info): Add head and tail for linked lists of the above.
4739 (analyze_insn_to_expand_var): Initialize next.
4740 (analyze_iv_to_split_insn): Likewise.
4741 (analyze_insns_in_loop): Create linked lists.
4742 (allocate_basic_variable): Simplify for use without hash table.
4743 (insert_var_expansion_initialization): Likewise, make it type-safer.
4744 (combine_var_copies_in_loop_exit): Likewise.
4745 (apply_opt_in_copies): Walk lists rather than hash tables.
4746 (release_var_copies): Simplified and inlined by hand into...
4747 (free_opt_info): ... this function.
4749 2009-06-02 Richard Guenther <rguenther@suse.de>
4751 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4754 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4756 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4757 only for builtins that are not overridden.
4759 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4761 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4764 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4766 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4768 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4770 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4772 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4774 * common.opt (fdump-unnumbered-links): New.
4775 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4776 * print-rtl.c (flag_dump_unnumbered_links): New.
4777 (print_rtx): Test it.
4779 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4781 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4782 push/pop multiple to 8-byte alignment.
4784 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4786 * config/i386/i386.c (queued_cfa_restores): New static variable.
4787 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4789 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4790 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4791 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4792 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4793 note unconditionally.
4794 (ix86_emit_restore_regs_using_mov): Likewise.
4795 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4796 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4797 it through to ix86_emit_restore_reg_using_pop.
4798 (ix86_emit_leave): Add RED_OFFSET argument. Call
4799 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4800 instead of adding REG_CFA_OFFSET note unconditionally.
4801 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4802 the above functions. Call ix86_add_queued_cfa_restore_notes when
4805 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4806 force output of the label even for dwarf2out_do_cfi_asm.
4807 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4808 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4809 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4811 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4812 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4813 dwarf2out_cfi_label callers.
4814 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4815 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4816 Adjust dwarf2out_cfi_label callers.
4817 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4819 * config/i386/i386.h (struct machine_cfa_state,
4820 struct machine_function): Guard with ifndef USED_FOR_TARGET
4821 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4824 * emutls.c (__emutls_get_address): Change arr->size to mean number
4825 of allocated arr->data entries instead of # of slots + 1.
4828 * recog.c (peep2_reinit_state): New function.
4829 (peephole2_init_state): Use it at the end of a basic block and also
4830 when seeing a RTX_FRAME_RELATED_P insn.
4832 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4834 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4835 fixuns_truncrfdi2): New.
4836 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4837 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4838 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4839 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4840 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4841 *recip_approx): Remove.
4842 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4843 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4844 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4846 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4849 2009-06-01 Ian Lance Taylor <iant@google.com>
4851 * attribs.c (register_attribute): Use CONST_CAST.
4852 * collect2.c (main): Use CONST_CAST2.
4853 (scan_prog_file): Likewise.
4854 * gcc.c (process_command, main): Likewise.
4855 * toplev.c (toplev_main): Likewise.
4857 * c-typeck.c (handle_warn_cast_qual): New static function,
4858 partially broken out of build_c_cast.
4859 (build_c_cast): Call handle_warn_cast_qual.
4860 * doc/invoke.texi (Warning Options): Document new effect of
4863 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4865 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4866 (diagnostic_report_current_module): Print columns.
4867 * common.opt (flag_show_column): Enable by default.
4869 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4871 * alias.c (find_base_term): Check for NULL term before returning.
4873 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4875 Revert due to PR40320:
4876 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4877 * calls.c (emit_library_call_value_1): Don't force_operand for move
4880 2009-06-01 Olivier Hainque <hainque@adacore.com>
4881 Eric Botcazou <ebotcazou@adacore.com>
4883 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4884 to be processed as a bitfield for constructor output purposes.
4885 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4887 * varasm.c (oc_local_state): New type, output_constructor
4888 local state to support communication with helpers.
4889 (oc_outer_state): New type, output_constructor outer state of
4890 relevance in recursive calls.
4891 (output_constructor_array_range): New output_constructor helper,
4892 extracted code for an array range element.
4893 (output_constructor_regular_field): New output_constructor helper,
4894 extracted code for an element that is not a bitfield.
4895 (output_constructor_bitfield): New output_constructor helper,
4896 extracted code for a bitfield element. Accept an OUTER state
4897 argument for recursive processing. Recurse on record or array
4898 CONSTRUCTOR values, possibly past noop conversions.
4899 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4900 VALUE is a valid constant-valued expression for use in a static
4901 bit-field initializer.
4902 (output_constructor): Rework to use helpers. Accept and honor an
4903 OUTER state argument for recursive calls. Return total size. Be
4904 prepared for nested constructors initializing bitfields.
4905 (output_constant): Feed OUTER in calls to output_constructor.
4907 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4909 * calls.c (emit_library_call_value_1): Don't force_operand for move
4912 2009-06-01 Nick Clifton <nickc@redhat.com>
4914 * doc/invoke.texi (IA-64 Options): Fix typo.
4916 2009-06-01 Ira Rosen <irar@il.ibm.com>
4918 PR tree-optimization/39129
4919 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4921 (vect_do_peeling_for_loop_bound): Use
4922 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4923 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4924 (vect_loop_versioning): Likewise.
4925 (vect_create_cond_for_alias_checks): Fix indentation.
4926 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4928 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4929 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4930 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4931 "control flow in loop".
4932 (vect_estimate_min_profitable_iters): Use
4933 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4934 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4935 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4936 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4937 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4938 statement belongs to a group of strided accesses with the exact code
4940 (vectorizable_load): Likewise.
4941 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4942 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4944 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4946 * config/freebsd-stdint.h: New file.
4947 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4948 Add freebsd-stdint.h to tm_file.
4950 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4952 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4953 (thumb2_extendhidi2): Likewise.
4955 2009-05-31 Ian Lance Taylor <iant@google.com>
4957 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4959 2009-05-31 Ian Lance Taylor <iant@google.com>
4961 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4962 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4963 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4965 2009-05-31 Jason Merrill <jason@redhat.com>
4967 * tree-pretty-print.c (print_call_name): Take the callee, not the
4968 call itself. Make non-static. Use dump_function_name for functions.
4969 (dump_generic_node): Adjust.
4970 * diagnostic.h: Declare print_call_name.
4971 * gimple-pretty-print.c (dump_gimple_call): Use it.
4973 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4975 * config/sh/sh.md (ashldi3_std): New define_expand.
4978 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4981 * config/sh/sh.c: Include debug.h.
4982 (sh_expand_epilogue): Emit a blockage insn before the frame
4983 pointer adjustment also when dwarf2out_do_frame returns true.
4985 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4987 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4988 (thumb2_extendqidi2): New pattern.
4990 2009-05-31 Ira Rosen <irar@il.ibm.com>
4992 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4993 mark phis for renaming.
4994 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4995 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4996 Call mark_sym_for_renaming.
4997 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4998 * tree-vect-loop.c (vect_transform_loop): Remove
4999 vect_memsyms_to_rename initialization and a call to
5000 mark_set_for_renaming.
5002 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5005 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5006 frame related even if !set_cfa && style < 0.
5008 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5010 * config/i386/mingw-tls.c: New file.
5011 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5012 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5013 defining _WIN32 but not __CYGWIN__.
5015 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5017 * configure.ac: Add MPC support.
5019 * config.in, configure: Regenerate.
5021 2009-05-29 Richard Henderson <rth@redhat.com>
5023 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5024 NOTE_INSN_BASIC_BLOCK.
5025 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5026 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5027 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5029 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5031 (add_cfi): Disable check redefining cfa away from drap.
5032 (lookup_cfa_1): Add remember argument; handle remember/restore.
5033 (lookup_cfa): Pass remember argument.
5034 (cfa_remember): New.
5035 (compute_barrier_args_size_1): Remove sibcall check.
5036 (dwarf2out_frame_debug_def_cfa): New.
5037 (dwarf2out_frame_debug_adjust_cfa): New.
5038 (dwarf2out_frame_debug_cfa_offset): New.
5039 (dwarf2out_frame_debug_cfa_register): New.
5040 (dwarf2out_frame_debug_cfa_restore): New.
5041 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5042 (dwarf2out_begin_epilogue): New.
5043 (dwarf2out_frame_debug_restore_state): New.
5044 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5045 DW_CFA_restore_state.
5046 (output_cfi_directive): Likewise.
5047 (convert_cfa_to_fb_loc_list): Likewise.
5048 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5049 * dwarf2out.h: Update.
5050 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5051 (copy_insn_1): Early out for null.
5052 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5053 and dwarf2out_frame_debug_restore_state.
5054 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5055 (prologue_insn_hash, epilogue_insn_hash): New.
5056 (free_after_compilation): Adjust freeing accordingly.
5057 (record_insns): Create hash table if needed; push insns into
5058 hash instead of array.
5059 (maybe_copy_epilogue_insn): New.
5060 (contains): Search hash table instead of array.
5061 (sibcall_epilogue_contains): Remove.
5062 (thread_prologue_and_epilogue_insns): Split eh_return insns
5063 and mark them as epilogues.
5064 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5065 scanning in terms of basic blocks.
5066 * insn-notes.def (CFA_RESTORE_STATE): New.
5067 * jump.c (returnjump_p_1): Accept EH_RETURN.
5068 (eh_returnjump_p_1, eh_returnjump_p): New.
5069 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5070 CFA_REGISTER, CFA_RESTORE): New.
5071 * rtl.def (EH_RETURN): New.
5072 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5074 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5075 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5077 * config/i386/i386.c (gen_push): Update cfa state.
5078 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5079 add a CFA_ADJUST_CFA note.
5080 (ix86_dwarf_handle_frame_unspec): Remove.
5081 (ix86_expand_prologue): Update cfa state.
5082 (ix86_emit_restore_reg_using_pop): New.
5083 (ix86_emit_restore_regs_using_pop): New.
5084 (ix86_emit_leave): New.
5085 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5086 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5087 * config/i386/i386.h (struct machine_cfa_state): New.
5088 (ix86_cfa_state): New.
5089 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5090 (eh_return_internal): Merge from eh_return_<mode>,
5091 use eh_return rtx, split w/ epilogue.
5093 2009-05-29 Ian Lance Taylor <iant@google.com>
5095 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5097 * calls.c (emit_library_call_value_1): Likewise.
5099 * c-typeck.c (c_build_va_arg): New function.
5100 * c-tree.h (c_build_va_arg): Declare.
5101 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5102 instead of build_va_arg.
5104 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5106 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5107 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5108 (ptr_difference_cost): Use affine combinations to compute it.
5109 (difference_cost): Likewise.
5110 (get_computation_cost_at): Compute more accurate cost for addresses
5111 if the ratio is a multiplier allowed in addresses.
5112 For non-addresses, consider that an additional offset or symbol is
5115 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5117 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5118 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5120 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5121 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5122 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5124 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5125 to 1 for TYPE_SSE{IADD1,CVT1}.
5126 (prefix_vex_imm8): Removed.
5127 (length_vex): Only pass 1 as second argument to
5128 ix86_attr_length_vex_default if prefix_extra is 0.
5129 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5130 (length): For prefix vex computation use length_immediate
5131 attribute instead of prefix_vex_imm8.
5132 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5133 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5134 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5135 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5136 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5137 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5138 a space in between the operands.
5139 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5140 if one operand is 0xff and the other one si, di, bp or sp.
5141 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5142 other one si, di, bp or sp.
5143 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5144 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5145 type and mode attributes.
5146 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5147 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5148 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5149 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5150 prefix_data16 attribute iff MODE_DF.
5151 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5152 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5153 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5154 constm128_operand in length_immediate computation.
5155 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5156 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5157 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5158 length_immediate attribute to 1.
5159 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5160 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5161 for certain alternatives.
5162 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5163 prefix_data16 attribute if MODE_V1DF.
5164 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5165 length_immediate to 1.
5166 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5167 length_address to 4, set mode attribute to MODE_DI.
5168 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5169 (fxam<mode>2_i387): Set length attribute to 4.
5170 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5171 *prefetch_3dnow_rex): Override length_address attribute.
5172 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5174 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5175 (constm128_operand): Removed.
5176 * config/i386/i386.c (memory_address_length): For
5177 disp && !index && !base in 64-bit mode account for SIB byte if
5178 print_operand_address can't optimize disp32 into disp32(%rip)
5179 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5180 for fs: or gs: segment.
5181 (ix86_attr_length_immediate_default): When checking if shortform
5182 is possible, truncate immediate to the length of the non-shortened
5184 (ix86_attr_length_address_default): Ignore MEM_P operands
5186 (ix86_attr_length_vex_default): Only check for DImode on
5187 GENERAL_REG_P operands.
5188 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5189 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5190 (sse_cvttps2pi): Clear prefix_rep attribute.
5191 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5193 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5194 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5195 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5196 iff operand 2 is const_int_operand.
5197 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5198 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5199 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5201 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5203 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5204 prefix_data16 attribute for movlpd and movhpd instructions.
5205 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5206 length_immediate for shufpd instruction.
5207 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5208 (avx_cmpp<avxmodesuffixf2c><mode>3,
5209 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5210 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5211 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5212 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5213 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5214 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5215 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5216 prefix_data16 attribute for the first alternative to 1.
5217 (*avx_loadlps): Override length_immediate for the first alternative.
5218 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5219 attributes for second alternative.
5220 (*vec_concatv2sf_sse4_1): Override length_immediate and
5221 prefix_data16 attributes for second alternative.
5222 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5223 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5224 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5225 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5226 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5227 prefix_data16 and length_immediate to 1.
5228 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5230 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5231 prefix_extra attribute for variants that don't have 0f prefix alone.
5232 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5233 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5234 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5235 *sse4_1_pextrd): Set length_immediate to 1.
5236 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5237 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5239 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5240 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5241 length_immediate to 1 for second alternative.
5242 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5243 prefix_extra and length_immediate attributes for the first
5245 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5247 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5248 to 1 for the first and third alternative.
5249 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5251 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5253 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5255 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5256 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5257 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5258 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5259 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5260 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5261 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5262 ssse3_psign<mode>3): Override prefix_rex attribute.
5263 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5264 (ssse3_palignrti): Override length_immediate to 1.
5265 (ssse3_palignrdi): Override length_immediate to 1, override
5266 prefix_rex attribute.
5267 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5268 (sse4a_extrqi): Override length_immediate to 2.
5269 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5270 (sse4a_insertq): Override prefix_data16 to 0.
5271 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5272 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5273 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5274 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5275 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5276 and length_immediate to 1.
5277 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5278 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5279 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5280 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5281 and length_immediate to 1.
5282 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5283 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5284 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5285 avx_ptest256): Override prefix_extra to 1.
5286 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5287 Override prefix_data16 and length_immediate to 1.
5288 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5289 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5290 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5291 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5292 prefix_data16 to 0 and prefix_extra to 2.
5293 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5294 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5296 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5297 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5298 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5299 and prefix_extra to 2.
5300 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5301 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5302 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5303 avx_vpermilvar<mode>3,
5304 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5305 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5306 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5307 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5308 Override prefix_extra to 1.
5309 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5310 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5311 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5312 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5313 prefix_extra and length_immediate to 1.
5314 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5316 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5317 to 1 for the first alternative.
5318 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5319 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5321 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5322 *movv2sf_internal_avx, *movv2sf_internal): Override
5323 prefix_rep attribute for certain alternatives.
5324 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5325 attributes for certain alternatives.
5326 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5327 attributes for certain alternatives.
5328 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5329 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5330 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5331 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5332 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5333 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5334 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5335 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5336 length_immediate to 1 if operand 2 is const_int_operand.
5337 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5338 *vec_extractv2si_1): Set length_immediate attribute to 1.
5339 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5340 using old 3DNOW insn rather than SSE/3DNOW_A.
5341 (mmx_emms, mmx_femms): Clear modrm attribute.
5343 2009-05-29 Martin Jambor <mjambor@suse.cz>
5345 * tree-sra.c: New implementation of SRA.
5347 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5348 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5349 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5350 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5351 (SRA_MAX_STRUCTURE_COUNT): Removed.
5352 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5353 * doc/invoke.texi (sra-max-structure-size): Removed.
5354 (sra-field-structure-ratio): Removed.
5356 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5359 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5362 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5364 PR rtl-optimization/40101
5365 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5366 seqno. Adjust comment.
5367 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5368 inserting bookkeeping before a jump, the jump is not scheduled.
5369 When no positive seqno found, provide a value. Add comment.
5371 2009-05-29 Richard Guenther <rguenther@suse.de>
5373 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5374 short-cutting on the first component.
5376 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5379 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5380 for trees other than decls/types.
5382 2009-05-29 Richard Guenther <rguenther@suse.de>
5384 * tree-ssa-operands.c (get_expr_operands): Do not handle
5385 INDIRECT_REFs in the handled-component case. Remove
5386 unused get_ref_base_and_extent case.
5387 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5388 tree_low_cst and host_integerp where possible.
5389 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5390 codes for equivalence.
5391 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5393 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5395 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5396 to tmake_file for i[34567]86-*-cygwin*.
5398 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5401 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5402 (altivec_categorize_keyword, init_vector_keywords,
5403 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5406 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5408 * tree.c (handle_dll_attribute): Check if node is
5409 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5411 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5413 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5415 (thumb2_zero_extendqidi2): Likewise.
5417 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5419 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5420 instead of gen_movrt.
5421 * config/sh/sh.md (movrt): Remove.
5423 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5425 * doc/invoke.texi (IA-64 Options):
5426 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5427 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5428 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5429 -msched-prefer-non-control-spec-insns,
5430 -msched-stop-bits-after-every-cycle,
5431 -msched-count-spec-in-critical-path,
5432 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5433 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5434 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5435 and -msched-spec-verbose.
5437 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5439 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5440 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5442 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5444 2009-05-28 Richard Guenther <rguenther@suse.de>
5446 * tree-ssa-alias.c (ao_ref_init): New function.
5447 (ao_ref_base): Likewise.
5448 (ao_ref_base_alias_set): Likewise.
5449 (ao_ref_alias_set): Likewise.
5450 (refs_may_alias_p_1): Change signature.
5451 (refs_may_alias_p): Adjust.
5452 (refs_anti_dependent_p): Likewise.
5453 (refs_output_dependent_p): Likewise.
5454 (call_may_clobber_ref_p_1): Change signature.
5455 (call_may_clobber_ref_p): Adjust.
5456 (stmt_may_clobber_ref_p_1): New function split out from ...
5457 (stmt_may_clobber_ref_p): ... here.
5458 (maybe_skip_until): Adjust signature.
5459 (get_continuation_for_phi): Likewise.
5460 (walk_non_aliased_vuses): Likewise.
5461 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5462 (ao_ref_init): Declare.
5463 (ao_ref_base): Likewise.
5464 (ao_ref_alias_set): Likewise.
5465 (stmt_may_clobber_ref_p_1): Likewise.
5466 (walk_non_aliased_vuses): Adjust.
5467 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5468 (get_ref_from_reference_ops): remove.
5469 (vn_reference_lookup_2): Adjust signature.
5470 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5471 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5472 (vn_reference_lookup): Adjust.
5473 (vn_reference_insert): Likewise.
5474 (vn_reference_insert_pieces): Adjust signature.
5475 (visit_reference_op_call): Adjust.
5476 * tree-ssa-pre.c (get_expr_type): Simplify.
5477 (phi_translate_1): Adjust.
5478 (compute_avail): Likewise.
5479 (translate_vuse_through_block): Do not re-build trees.
5480 (value_dies_in_block_x): Likewise.
5481 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5483 (vn_reference_lookup_pieces): Adjust declaration.
5484 (vn_reference_insert_pieces): Likewise.
5486 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5488 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5489 with checking disabled.
5491 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5495 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5496 macro definition for support of three-operand format aligned
5497 .comm directive in assembler on cygwin/pe/mingw target OS.
5498 * configure: Regenerate.
5499 * config.h: Regenerate.
5501 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5502 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5503 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5505 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5506 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5508 2009-05-28 Ira Rosen <irar@il.ibm.com>
5510 PR tree-optimization/40254
5511 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5512 in analysis of basic blocks.
5514 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5517 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5518 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5519 (TARGET_INITIALIZER): Use it.
5520 * cse.c (CHEAPER): Move it up to the other macros.
5521 (insert): Rename this ...
5522 (insert_with_costs): ... to this. Add cost parameters. Update
5524 (insert): New function. Call insert_with_costs.
5525 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5526 find_reg_offset_for_const, try_const_anchors): New functions.
5527 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5528 when using a const-anchor. Call insert_const_anchors.
5529 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5530 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5532 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5534 * tree-inline.c (remap_decls): Enable nonlocalized variables
5535 when not optimizing.
5537 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5539 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5540 Simplify other tests involving optimize.
5542 2009-05-27 Tom Tromey <tromey@redhat.com>
5544 * unwind-dw2.c (_Unwind_DebugHook): New function.
5545 (uw_install_context): Call _Unwind_DebugHook.
5547 2009-05-27 Tom Tromey <tromey@redhat.com>
5549 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5551 2009-05-27 Ian Lance Taylor <iant@google.com>
5553 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5554 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5555 (ALL_LINKERFLAGS): Define.
5556 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5557 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5558 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5559 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5560 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5561 $(LINKER_FOR_BUILD).
5562 (build/gcov-iov$(build_exeext)): Likewise.
5564 2009-05-27 Julian Brown <julian@codesourcery.com>
5566 * gcse.c (target.h): Include.
5567 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5568 copy of argument to a pseudo register.
5570 2009-05-27 Diego Novillo <dnovillo@google.com>
5572 * tree-ssa-live.c (dump_scope_block): Document arguments.
5573 (dump_scope_blocks): Document.
5574 (debug_scope_blocks): New.
5575 * tree-flow.h (debug_scope_blocks): Declare.
5577 2009-05-21 Denis Chertykov <denisc@overta.ru>
5579 * doc/contrib.texi (Contributors): Add myself to the list.
5581 2009-05-27 Olivier Hainque <hainque@adacore.com>
5583 * expr.c (target_align): New function. Alignment the TARGET of an
5584 assignment may be assume to have.
5585 (highest_pow2_factor_for_target): Use it instead of relying on
5586 immediate tree attributes of TARGET, not necessarily honored when
5587 intermediate bitfields are involved.
5589 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5592 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5593 AVX, SSE4, AES, PCLMUL and POPCNT.
5595 2009-05-27 Diego Novillo <dnovillo@google.com>
5597 * tree-pretty-print.c (dump_location): New.
5598 (dump_generic_node): Call it.
5599 Factor code to handle BLOCK nodes ...
5600 (dump_block_node): ... here.
5602 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5604 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5606 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5608 * gcc-plugin.h: Include config.h and system.h.
5609 (IN_GCC): Define if not defined.
5611 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5614 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5617 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5619 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5621 * config/m32r/m32r.h: Ditto.
5622 * config/m32r/m32r.md: Ditto.
5623 * config/m32r/predicates.md: Ditto.
5625 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5627 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5629 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5632 (Loading plugins): typo.
5633 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5634 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5635 (Interacting with the GCC Garbage Collector): Added new section.
5636 (Giving information about a plugin): Added new section for
5638 * ggc.h (ggc_register_root_tab): Added declaration.
5639 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5640 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5641 (register_callback): Improved comment in declaration.
5642 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5643 (extra_root_vec) Added static variable for dynamic roots registration.
5644 (ggc_register_root_tab) Added new routine.
5645 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5646 PLUGIN_GGC_MARKING event.
5647 * ggc-zone.c: Include plugin.h.
5648 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5649 * ggc-page.c: Include plugin.h.
5650 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5651 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5652 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5653 (register_callback): check lack of callbacks for
5654 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5655 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5656 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5657 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5658 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5659 dependency on plugin.h.
5660 (plugin.o): Added dependency on ggc.h...
5662 2009-05-26 Richard Guenther <rguenther@suse.de>
5666 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5667 with mismatched comparison modes.
5669 * expr.c (expand_expr_real_1): Expand the operand of a
5670 VIEW_CONVERT_EXPR in its natural mode.
5672 2009-05-26 Ian Lance Taylor <iant@google.com>
5674 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5675 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5676 (ALL_COMPILERFLAGS): Define.
5677 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5678 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5679 (collect2$(exeext), collect2.o): Likewise.
5680 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5681 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5682 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5683 (libbackend.o, intl.o, cppdefault.o): Likewise.
5684 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5685 (build/%.o): Use $(COMPILER_FOR_BUILD).
5686 (build/gen%$(build_exeext)): Likewise.
5687 (build/gcov-iov$(build_exeext)): LIkewise.
5688 * config/t-darwin (darwin.o): Use $(COMPILER).
5689 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5690 * config/t-sol2 (sol2-c.o): Likewise.
5692 * config/t-vxworks (vxworks.o): Likewise.
5693 * config/x-darwin (host-darwin.o): Likewise.
5694 * config/x-hpux (host-hpux.o): Likewise.
5695 * config/x-linux (host-linux.o): Likewise.
5696 * config/x-solaris (host-solaris.o): Likewise.
5697 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5698 * config/arm/t-arm (arm-c.o): Likewise.
5699 * config/arm/t-pe (pe.o): Likewise.
5700 * config/arm/t-wince-pe (pe.o): Likewise.
5701 * config/i386/t-cygming (winnt.o): Likewise.
5702 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5703 * config/i386/t-cygwin (cygwin1.o): Likewise.
5704 (cygwin2.o): Likewise.
5705 * config/i386/t-i386 (i386-c.o): Likewise.
5706 * config/i386/t-interix (winnt.o): Likewise.
5707 * config/i386/t-netware (netware.o): Likewise.
5708 * config/i386/t-nwld (nwld.o): Likewise.
5709 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5710 * config/i386/x-i386 (driver-i386.o): Likewise.
5711 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5712 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5713 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5714 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5715 * config/mips/x-native (driver-native.o): Likewise.
5716 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5717 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5718 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5719 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5720 * config/score/t-score-elf (score7.o): Likewise.
5721 (score3.o): Likewise.
5722 * config/sh/t-sh (sh-c.o): Likewise.
5723 * config/sh/t-symbian (sh-c.o): Likewise.
5724 (symbian.o): Likewise.
5725 * config/spu/t-spu-elf (spu-c.o): Likewise.
5726 * config/v850/t-v850 (v850-c.o): Likewise.
5727 * config/v850/t-v850e (v850-c.o): Likewise.
5729 2009-05-26 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/40122
5732 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5733 VECTOR_CSTs if possible.
5734 (fold_gimple_assign): Likewise.
5736 2009-05-26 Richard Guenther <rguenther@suse.de>
5739 * fold-const.c (fold_binary): Use the correct types for building
5742 2009-05-26 Richard Guenther <rguenther@suse.de>
5744 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5745 redundant calls to merge_alias_info.
5746 (bump_vector_ptr): Likewise.
5747 * tree-ssa-copy.c (merge_alias_info): Remove.
5748 (replace_exp_1): Remove call to merge_alias_info.
5749 (propagate_tree_value): Likewise.
5750 (fini_copy_prop): Propagate points-to info.
5751 * tree-flow.h (merge_alias_info): Remove.
5753 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5755 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5757 2009-05-25 Jan Hubicka <jh@suse.cz>
5759 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5760 * cgraph.h (struct inline_summary): New filed self_wize,
5761 size_inlining_benefit, self_time and time_inlining_benefit.
5762 (struct cgraph_global_info): Replace insns by time ans size fields.
5763 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5764 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5765 (ipcp_update_callgraph): Do not touch function bodies.
5766 * ipa-inline.c: Include except.h
5767 (MAX_TIME): New constant.
5768 (overall_insns): Remove.
5770 (overall_size, max_benefit): New static variables.
5771 (cgraph_estimate_time_after_inlining): New function.
5772 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5773 (cgraph_clone_inlined_nodes): Update size.
5774 (cgraph_mark_inline_edge): Update size.
5775 (cgraph_estimate_growth): Use size info.
5776 (cgraph_check_inline_limits): Check size.
5777 (cgraph_default_inline_p): Likewise.
5778 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5779 (cgraph_decide_recursive_inlining): Check size.
5780 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5782 (cgraph_decide_inlining): Likewise.
5783 (cgraph_decide_inlining_incrementally): Likewise; honor
5784 PARAM_EARLY_INLINING_INSNS.
5785 (likely_eliminated_by_inlining_p): New predicate.
5786 (estimate_function_body_sizes): New function.
5787 (compute_inline_parameters): Use it.
5788 * except.c (must_not_throw_labels): New function.
5789 * except.h (must_not_throw_labels): Declare.
5790 * tree-inline.c (init_inline_once): Kill inlining_weigths
5791 * tree-ssa-structalias.c: Avoid uninitialized warning.
5792 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5793 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5794 (PARAM_INLINE_CALL_COST): Remove.
5795 (PARAM_EARLY_INLINING_INSNS): New.
5797 2009-05-25 Richard Guenther <rguenther@suse.de>
5799 PR tree-optimization/36327
5800 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5801 callback for reference translation or lookup at the point of may-defs.
5802 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5803 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5804 for union COMPONENT_REFs.
5805 (vn_reference_lookup_3): New callback. Lookup from memset
5806 and CONSTRUCTOR assignment, translate through struct copies.
5807 (vn_reference_lookup_pieces): Make sure to not free the
5808 passed operands array. Adjust walk_non_aliased_vuses call.
5809 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5810 make sure we do not leak memory.
5812 2009-05-25 Richard Guenther <rguenther@suse.de>
5814 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5815 * tree-inline.c (expand_call_inline): Reset the escaped and
5817 * tree-ssa-structalias.c (pass_build_ealias): New.
5818 * tree-pass.h (pass_build_ealias): Declare.
5819 * passes.c (init_optimization_passes): Add PTA during
5820 early optimizations.
5821 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5822 and CALLUSED solutions.
5823 (dump_points_to_solution): New function, split out from ...
5824 (dump_points_to_info_for): ... here.
5825 * tree-parloops.c (parallelize_loops): Reset the escaped and
5828 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5831 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5832 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5834 2009-05-25 Ira Rosen <irar@il.ibm.com>
5836 PR tree-optimization/40238
5837 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5838 statements after basic block's labels.
5839 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5840 to free the allocated memory.
5842 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5844 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5845 return address with a USE.
5847 2009-05-24 Richard Guenther <rguenther@suse.de>
5850 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5851 array type from the main variant of the inner type.
5853 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5855 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5856 definition to bool (from int) to un-break build.
5857 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5859 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5861 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5862 discard_stmt_changes): Delete.
5863 * tree-ssa-operands.c (scb_stack): Delete.
5864 (init_ssa_operands): Do not initialize it.
5865 (fini_ssa_operands): Do not free it.
5866 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5868 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5869 update_stmt, remove the others. Fix comments.
5870 * tree-dfa.c (optimize_stack_restore): Likewise.
5871 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5872 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5873 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5874 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5876 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5877 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5878 (dom_opt_finalize_block): Likewise, adjusting access to
5880 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5881 (stmts_to_rescan): Change item type to gimple.
5882 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5884 2009-05-24 Ira Rosen <irar@il.ibm.com>
5886 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5887 * tree-pass.h (pass_slp_vectorize): New pass.
5888 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5889 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5890 * tree-vectorizer.c (timevar.h): Include.
5891 (user_vect_verbosity_level): Declare.
5892 (vect_location): Fix comment.
5893 (vect_set_verbosity_level): Update user_vect_verbosity_level
5894 instead of vect_verbosity_level.
5895 (vect_set_dump_settings): Add an argument. Ignore user defined
5896 verbosity if dump flags require higher level of verbosity. Print to
5897 stderr only for loop vectorization.
5898 (vectorize_loops): Update call to vect_set_dump_settings.
5899 (execute_vect_slp): New function.
5900 (gate_vect_slp): Likewise.
5901 (struct gimple_opt_pass pass_slp_vectorize): New.
5902 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5904 (vec_info_for_bb): New function.
5905 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5906 (VECTORIZATION_ENABLED): New macro.
5907 (SLP_ENABLED, SLP_DISABLED): Likewise.
5908 (vect_is_simple_use): Add bb_vec_info argument.
5909 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5910 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5911 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5912 vect_schedule_slp, vect_analyze_slp): Likewise.
5913 (vect_analyze_stmt): Add slp_tree argument.
5914 (find_bb_location): Declare.
5915 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5916 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5917 (vect_analyze_loop_operations, vect_analyze_loop,
5918 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5919 vect_finalize_reduction, vectorizable_reduction,
5920 vectorizable_live_operation, vect_transform_loop): Likewise.
5921 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5922 skip evolution analysis if analyzing a basic block.
5923 (dr_analyze_indices): Likewise.
5924 (initialize_data_dependence_relation): Skip the test whether the
5925 object is invariant for basic blocks.
5926 (compute_all_dependences): Skip dependence analysis for data
5927 references in basic blocks.
5928 (find_data_references_in_stmt): Don't fail in case of invariant
5929 access in basic block.
5930 (find_data_references_in_bb): New function.
5931 (find_data_references_in_loop): Move code to
5932 find_data_references_in_bb and add a call to it.
5933 (compute_data_dependences_for_bb): New function.
5934 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5935 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5937 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5938 unknown dependence in basic block and fail in case of dependence in
5940 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5941 dependence instances from either loop or basic block vectorization
5943 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5944 before calling nested_in_vect_loop_p.
5945 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5946 dependence instances from either loop or basic block vectorization
5948 (vect_verify_datarefs_alignment): Likewise.
5949 (vect_enhance_data_refs_alignment): Adjust function calls.
5950 (vect_analyze_data_refs_alignment): Likewise.
5951 (vect_analyze_group_access): Fix printing. Skip different checks if
5952 DR_STEP is 0. Keep strided stores either in loop or basic block
5953 vectorization data structure. Fix indentation.
5954 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5956 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5957 dependence instances from either loop or basic block vectorization
5959 (vect_analyze_data_refs): Update comment. Call
5960 compute_data_dependences_for_bb to analyze basic blocks.
5961 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5962 case of loop vectorization. In case of basic block vectorization use
5963 data-ref itself as a base.
5964 (vect_create_data_ref_ptr): In case of basic block vectorization:
5965 don't advance the pointer, add new statements before the current
5966 statement. Adjust function calls.
5967 (vect_supportable_dr_alignment): Support only aligned accesses in
5968 basic block vectorization.
5969 * common.opt (ftree-slp-vectorize): New flag.
5970 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5971 (vect_pattern_recog_1): Likewise.
5972 * tree-vect-stmts.c (process_use): Likewise.
5973 (vect_init_vector): Add new statements in the beginning of the basic
5974 block in case of basic block SLP.
5975 (vect_get_vec_def_for_operand): Adjust function calls.
5976 (vect_finish_stmt_generation): Likewise.
5977 (vectorizable_call): Add assert that it is loop vectorization, adjust
5979 (vectorizable_conversion, vectorizable_assignment): Likewise.
5980 (vectorizable_operation): In case of basic block SLP, take
5981 vectorization factor from statement's type and skip the relevance
5982 check. Adjust function calls.
5983 (vectorizable_type_demotion): Add assert that it is loop
5984 vectorization, adjust function calls.
5985 (vectorizable_type_promotion): Likewise.
5986 (vectorizable_store): Check for outer loop only in case of loop
5987 vectorization. Adjust function calls. For basic blocks, skip the
5988 relevance check and don't advance pointers.
5989 (vectorizable_load): Likewise.
5990 (vectorizable_condition): Add assert that it is loop vectorization,
5991 adjust function calls.
5992 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5993 that it is not reduction, get vector type, call only supported
5994 functions, skip loop specific parts.
5995 (vect_transform_stmt): Check for outer loop only in case of loop
5997 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5998 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5999 for external definition.
6000 * passes.c (pass_slp_vectorize): New pass.
6001 * tree-vect-slp.c (find_bb_location): New function.
6002 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6003 check for patterns only in loops.
6004 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6005 case of multiple types in basic block SLP.
6006 (vect_mark_slp_stmts_relevant): New function.
6007 (vect_supported_load_permutation_p): Fix comment.
6008 (vect_analyze_slp_instance): Add argument. In case of basic block
6009 SLP, take vectorization factor from statement's type, check that
6010 unrolling factor is 1. Adjust function call. Save SLP instance in
6011 either loop or basic block vectorization structure. Return FALSE,
6013 (vect_analyze_slp): Add argument. Get strided stores groups from
6014 either loop or basic block vectorization structure. Return FALSE
6015 if basic block SLP failed.
6016 (new_bb_vec_info): New function.
6017 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6018 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6019 (vect_schedule_slp): Add argument. Get SLP instances from either
6020 loop or basic block vectorization structure. Set vectorization factor
6021 to be 1 for basic block SLP.
6022 (vect_slp_transform_bb): New function.
6023 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6025 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6027 * final.c (shorten_branches): Do not align labels for jump tables.
6028 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6030 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6032 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6033 Remove outdated reference to flow.c and fix nits.
6034 * doc/gccint.texi: Tweak RTL description.
6035 * doc/rtl.texi: Likewise.
6037 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6039 * config/avr/avr.c: Change my email address.
6040 * config/avr/avr.h: Likewise.
6041 * config/avr/avr.md: Likewise.
6042 * config/avr/avr-protos.h: Likewise.
6043 * config/avr/libgcc.S: Likewise.
6045 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6047 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6048 (spu_split_load, spu_split_store): Change return type to int.
6049 (spu_split_convert): Declare.
6050 * config/spu/predicates.md (spu_mem_operand): Remove.
6051 (spu_mov_operand): Update.
6052 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6053 * config/spu/spu.c (regno_aligned_for_load): Remove.
6054 (reg_aligned_for_addr, spu_expand_load): Define.
6055 (spu_expand_extv): Reimplement and handle MEM.
6056 (spu_expand_insv): Handle MEM.
6057 (spu_sched_reorder): Handle insn's with length 0.
6058 (spu_legitimate_address_p): Reimplement.
6059 (store_with_one_insn_p): Return TRUE for any mode with size
6060 larger than 16 bytes.
6061 (address_needs_split): Define.
6062 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6064 (spu_convert_move): Define.
6065 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6066 (spu_split_store): Change all MEM's to TImode.
6067 (spu_init_expanders): Preallocate registers that correspond to
6068 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6070 (spu_split_convert): Define.
6071 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6072 (_move<mode>, _movdi, _movti): Update predicate and condition.
6073 (load, store): Change to define_split.
6074 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6076 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6077 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6078 define_insn_and_split of lshr<mode>3.
6079 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6080 (<v>ashr<mode>3_imm): Define.
6081 (extv, extzv, insv): Allow MEM operands.
6082 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6083 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6084 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6085 (_spu_convert2): Change to define_insn_and_split and remove the
6086 corresponding define_peephole2.
6087 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6088 Change predicates to memory_operand.
6090 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6092 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6094 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6096 PR tree-optimization/40219
6097 * tree.c (iterative_hash_expr): Make sure the builtin function is
6098 a normal builtin function and not a front end or back end builtin
6099 before indexing into the built_in_decls array.
6101 2009-05-22 Richard Guenther <rguenther@suse.de>
6104 * alias.c (write_dependence_p): Do not use TBAA for answering
6105 anti-dependence or output-dependence.
6106 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6107 (emit_pointer_definition): Remove.
6108 (emit_alias_warning): Likewise.
6109 (find_what_var_points_to): Remove TBAA pruning code.
6110 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6112 (compute_points_to_sets): Remove code computing the set of
6113 dereferenced pointers.
6114 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6115 oracle for querying anti and output dependencies.
6116 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6117 if TBAA may be applied.
6118 (refs_anti_dependent_p): New function.
6119 (refs_output_dependent_p): Likewise.
6120 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6121 (refs_output_dependent_p): Likewise.
6122 * doc/tree-ssa.texi (Memory model): New section.
6123 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6124 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6125 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6126 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6127 * expr.c (expand_expr_real_1): Likewise.
6128 * gimple-low.c (lower_stmt): Likewise.
6129 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6130 (dump_gimple_cdt): Remove.
6131 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6132 (gimple_size): Likewise.
6133 (walk_gimple_op): Likewise.
6134 (is_gimple_stmt): Likewise.
6135 (walk_stmt_load_store_addr_ops): Likewise.
6136 (gimple_build_cdt): Remove.
6137 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6138 * gimple.h (gimple_cdt_new_type): Remove.
6139 (gimple_cdt_new_type_ptr): Likewise.
6140 (gimple_cdt_set_new_type): Likewise.
6141 (gimple_cdt_location): Likewise.
6142 (gimple_cdt_location_ptr): Likewise.
6143 (gimple_cdt_set_location): Likewise.
6144 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6145 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6146 GIMPLE_CHANGE_DYNAMIC_TYPE.
6147 (verify_types_in_gimple_stmt): Likewise.
6148 * tree-inline.c (estimate_num_insns): Likewise.
6149 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6150 (copy_decl_to_var): Likewise.
6151 (copy_result_decl_to_var): Likewise.
6152 * tree-pretty-print.c (dump_generic_node): Do not handle
6153 CHANGE_DYNAMIC_TYPE_EXPR.
6154 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6155 * tree-ssa-operands.c (get_expr_operands): Likewise.
6156 * tree-ssa-structalias.c (struct variable_info): Remove
6157 no_tbaa_pruning member.
6158 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6159 (unify_nodes): Do not copy it.
6160 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6161 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6162 (set_uids_in_ptset): Do not check it.
6163 (find_what_var_points_to): Likewise.
6164 (compute_tbaa_pruning): Remove.
6165 (compute_points_to_sets): Do not call it.
6166 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6167 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6168 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6169 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6170 (DECL_NO_TBAA_P): Likewise.
6171 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6172 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6173 (expand_omp_atomic_pipeline): Do not set it.
6174 * print-tree.c (print_node): Do not dump it.
6175 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6178 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6181 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6184 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6186 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6189 2009-05-22 Ben Elliston <bje@au.ibm.com>
6191 * Makefile.in (bversion.h, s-bversion): New targets.
6192 (TOPLEV_H): Add bversion.h.
6193 * toplev.h: Include "bversion.h".
6194 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6195 the __format__ attribute only if compiling with the same version
6196 of GCC as the sources (the "build version").
6198 2009-05-22 Ben Elliston <bje@au.ibm.com>
6200 * c-format.c (handle_format_attribute): Fix comment typo.
6202 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6205 * config/ia64/ia64.opt (mfused-madd): New.
6206 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6207 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6208 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6209 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6210 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6211 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6212 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6213 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6214 instruction if !TARGET_FUSED_MADD.
6215 (fpma, fpms): Remove colon from name.
6217 2009-05-22 Richard Guenther <rguenther@suse.de>
6219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6220 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6221 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6223 (create_expression_by_pieces): Only convert if necessary.
6224 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6225 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6227 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6229 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6230 regular pattern from a template and rename it ...
6231 (*extzv_truncsi_exts): ... to this.
6233 2009-05-21 Richard Guenther <rguenther@suse.de>
6235 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6236 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6237 (cgraph_default_inline_p): Likewise.
6238 (cgraph_decide_inlining_incrementally): Likewise.
6240 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6241 Uros Bizjak <ubizjak@gmail.com>
6243 * config/i386/cpuid.h (bit_MOVBE): New.
6245 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6247 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6248 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6249 (ix86_handle_option): Handle OPT_mmovbe.
6250 (ix86_target_string): Add -mmovbe.
6251 (pta_flags): Add PTA_MOVBE.
6252 (processor_alias_table): Add PTA_MOVBE to "atom".
6253 (override_options): Handle PTA_MOVBE.
6255 * config/i386/i386.h (TARGET_MOVBE): New.
6257 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6258 (*bswapsi_movbe): New.
6259 (*bswapdi_movbe): Likewise.
6260 (bswapdi2): Renamed to ...
6262 (bswapdi2): New expander.
6264 * config/i386/i386.opt (mmovbe): New.
6266 * doc/invoke.texi: Document -mmovbe.
6268 2009-05-21 Taras Glek <tglek@mozilla.com>
6270 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6271 * gcc-plugin.h (plugin_init): Updated signature.
6272 * gcc-plugin.h (plugin_name_args): Moved to this header.
6273 * doc/plugins.texi (plugin_init): Updated documention to reflect
6275 * doc/plugins.texi (plugin_name_args): Added to documention.
6277 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6279 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6280 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6282 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6284 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6285 JUMP_TABLE_DATA_P predicates where applicable.
6286 * config/i386/predicates.md: Ditto.
6287 * config/i386/sse.md: Ditto.
6289 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6291 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6292 operand2 -128 override length_immediate attribute to 1.
6293 * config/i386/predicates.md (constm128_operand): New predicate.
6295 * config/i386/i386.c (memory_address_length): Handle %r12
6296 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6298 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6299 mode look through optional ZERO_EXTEND and SUBREG.
6300 * config/i386/i386.md (R12_REG): New define_constant.
6301 (prefix_data16): For sse unit set also for MODE_TI insns.
6302 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6303 insns set if operand 1 is ext_QIreg_operand.
6304 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6305 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6307 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6308 mode from MODE_DI to MODE_SI.
6309 (movdi_1_rex64): Override modrm and length_immediate attributes
6310 only for movabs (TYPE_IMOV, alternative 2).
6311 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6312 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6313 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6314 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6315 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6316 prefix_rex attribute if DImode.
6317 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6318 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6319 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6320 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6321 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6322 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6323 Likewise. For TYPE_IMOV clear length_immediate attribute.
6324 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6325 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6326 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6327 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6328 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6329 or one operand TYPE_ISHIFT.
6330 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6331 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6332 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6333 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6334 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6335 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6336 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6337 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6338 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6339 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6340 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6341 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6342 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6343 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6344 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6345 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6346 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6347 set mode attribute, don't override length attribute.
6348 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6350 (return_internal_long): Set length attribute to 2 instead of 1.
6351 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6352 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6353 prefix_rex attribute.
6354 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6356 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6358 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6360 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6362 2009-05-20 Ian Lance Taylor <iant@google.com>
6364 * tree.c (build_tree_list_vec_stat): New function.
6365 (ctor_to_vec): New function.
6366 (build_nt_call_vec): New function.
6367 (build_call_array): Change args to be a const pointer.
6368 (build_call_vec): New function.
6369 * tree.h (build_nt_call_vec): Declare.
6370 (build_tree_list_vec_stat): Declare.
6371 (build_tree_list_vec): Define.
6372 (build_call_array): Update declaration.
6373 (build_call_vec): Declare.
6374 (ctor_to_vec): Declare.
6375 * c-common.c (tree_vector_cache): New static variable.
6376 (make_tree_vector): New function.
6377 (release_tree_vector): New function.
6378 (make_tree_vector_single): New function.
6379 (make_tree_vector_copy): New function.
6380 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6381 (make_tree_vector_single, make_tree_vector_copy): Declare.
6382 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6383 (c_parser_expr_list): Don't manage cache here, instead call
6385 (c_parser_release_expr_list): Remove static function.
6386 (c_parser_vec_to_tree_list): Remove static function.
6387 (c_parser_attributes): Call build_tree_list_vec instead of
6388 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6389 c_parser_release_expr_list.
6390 (c_parser_postfix_expression_after_primary): Likewise.
6391 (c_parser_objc_keywordexpr): Likewise.
6393 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6395 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6396 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6397 TARGET_CONVERT_TO_TYPE.
6398 * hooks.c (hook_tree_const_tree_null): Define.
6399 * hooks.h (hook_tree_const_tree_null): Declare.
6400 * target.h (struct gcc_target): Add invalid_parameter_type,
6401 invalid_return_type, promoted_type, and convert_to_type fields.
6402 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6403 (TARGET_INVALID_RETURN_TYPE): Define.
6404 (TARGET_PROMOTED_TYPE): Define.
6405 (TARGET_CONVERT_TO_TYPE): Define.
6406 (TARGET_INITIALIZER): Update for new fields.
6407 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6408 (grokparms): Check targetm.invalid_parameter_type.
6409 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6410 * c-convert.c (convert): Check targetm.convert_to_type.
6412 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6414 * config/mips/mips.md (*extenddi_truncate<mode>,
6415 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6417 (*extendhi_truncateqi): New define_insn_and_sptit.
6419 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6422 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6423 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6425 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6427 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6428 the operand of VIEW_CONVERT_EXPR.
6430 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6432 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6433 extended family and model for Intel processors. Support Intel Atom.
6435 2009-05-20 Olivier Hainque <hainque@adacore.com>
6437 * gstab.h (stab_code_type): Define, to be used instead of the
6438 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6440 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6441 occurrences by stab_code_type.
6442 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6444 2009-05-20 Martin Jambor <mjambor@suse.cz>
6446 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6447 (sra_insert_before): Likewise.
6448 (sra_insert_after): Likewise.
6449 (sra_init_cache): Likewise.
6450 (sra_type_can_be_decomposed_p): Likewise.
6451 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6452 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6453 (sra_insert_before): Likewise.
6454 (sra_insert_after): Likewise.
6455 (sra_init_cache): Likewise.
6456 (insert_edge_copies_seq): Made static and moved upwards.
6458 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6461 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6463 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6464 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6467 2009-05-20 Richard Guenther <rguenther@suse.de>
6469 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6470 with mismatched comparison modes.
6472 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6474 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6475 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6476 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6477 with shifts for Thumb2.
6478 (orsi_notsi): New for orn.
6479 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6480 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6481 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6482 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6483 Don't invert remainder for IOR.
6485 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6487 PR tree-optimization/40087
6488 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6489 number_of_iterations_ne): Rename never_infinite argument.
6490 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6491 number_of_iterations_le): Handle pointer-type ivs when
6492 exit_must_be_taken is false.
6493 (number_of_iterations_cond): Do not always assume that
6494 exit_must_be_taken if the control variable is a pointer.
6496 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6498 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6499 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6501 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6503 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6504 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6506 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6509 * c.opt (Wlogical-op): Disabled by default.
6510 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6512 * doc/invoke.texi (Wlogical-op): Likewise.
6514 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6516 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6518 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6519 Propagate the type of the first operand.
6520 <ASSERT_EXPR>: Simplify.
6521 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6522 Rewrite using the RHS code as discriminant.
6523 <NOP_EXPR>: Turn into CASE_CONVERT.
6524 <PLUS_EXPR>: Propagate the type of the first operand.
6526 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6528 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6529 (ia64_dconst_0_375): New.
6530 * config/ia64/ia64.c (ia64_override_options): Remove
6531 -minline-sqrt-min-latency warning.
6532 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6533 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6534 * config/ia64/ia64.md (*sqrt_approx): Remove.
6535 (sqrtsf2): Remove #if 0.
6536 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6537 (sqrtdf): Remove assert.
6538 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6539 (sqrtxf2): Remove #if 0.
6540 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6541 * div.md (sqrt_approx_rf): New.
6542 (sqrtsf2_internal_thr): New implementation.
6543 (sqrtsf2_internal_lat): New.
6544 (sqrtdf2_internal_thr: New implementation.
6545 (sqrtxf2_internal): New implementation.
6547 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6548 Hans-Peter Nilsson <hp@axis.com>
6550 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6551 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6552 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6553 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6554 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6555 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6556 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6557 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6558 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6559 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6560 * c-common.c: ...from here.
6562 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6564 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6566 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6568 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6570 2009-05-19 Ben Elliston <bje@au.ibm.com>
6572 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6573 assignments with memcpy calls.
6574 (add_fdes): Likewise.
6575 (binary_search_unencoded_fdes): Likewise.
6576 (linear_search_fdes): Eliminate type puns.
6578 2009-05-19 Richard Guenther <rguenther@suse.de>
6580 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6581 not falsely claim to have propagated into all uses.
6583 2009-05-19 Ben Elliston <bje@au.ibm.com>
6585 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6588 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6590 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6591 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6592 (TARGET_LEGITIMATE_ADDRESS_P): New.
6593 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6594 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6596 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6599 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6600 child of the containing namespace's DIE.
6602 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6604 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6605 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6606 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6609 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6612 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6613 gen_align with gen_pad.
6614 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6615 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6617 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6618 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6620 * config/i386/i386.md (align): Renamed to ...
6621 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6622 ASM_OUTPUT_MAX_SKIP_PAD.
6624 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6626 * config.gcc: Fix variable syntax.
6629 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6630 before calling exact_log2.
6631 (output_iorsi3): Likewise.
6632 (output_xorsi3): Likewise.
6634 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6636 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6637 for the none zero constant operand except for EQ and NE
6638 comprisons even when the first operand is R0.
6640 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6642 * config/s390/2064.md: Remove trailing whitespaces.
6643 * config/s390/2084.md: Likewise.
6644 * config/s390/constraints.md: Likewise.
6645 * config/s390/fixdfdi.h: Likewise.
6646 * config/s390/libgcc-glibc.ver: Likewise.
6647 * config/s390/s390-modes.def: Likewise.
6648 * config/s390/s390-protos.h: Likewise.
6649 * config/s390/s390.c: Likewise.
6650 * config/s390/s390.h: Likewise.
6651 * config/s390/s390.md: Likewise.
6652 * config/s390/tpf-unwind.h: Likewise.
6654 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6656 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6658 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6661 * configure.ac (m68k-*-*): Check if binutils support TLS.
6662 * configure: Regenerate.
6663 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6664 * config/m68k/constraints.md (Cu): New constraint.
6665 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6666 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6667 (movsi): Handle TLS symbols.
6668 (addsi3_5200): Handle XTLS symbols, indent.
6669 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6670 (m68k_tls_reference_p): Declare.
6671 (m68k_legitimize_address): Declare.
6672 (m68k_unwrap_symbol): Declare.
6673 * config/m68k/m68k.opt (mxtls): New option.
6674 * config/m68k/m68k.c (ggc.h): Include.
6675 (m68k_output_dwarf_dtprel): Implement hook.
6676 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6677 (m68k_expand_prologue): Load GOT pointer when function needs it.
6678 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6679 (m68k_legitimate_constant_address_p): Same.
6680 (m68k_decompose_address): Handle TLS references.
6681 (m68k_get_gp): New static function.
6682 (enum m68k_reloc): New contants.
6683 (TLS_RELOC_P): New macro.
6684 (m68k_wrap_symbol): New static function.
6685 (m68k_unwrap_symbol): New function.
6686 (m68k_final_prescan_insn_1): New static function.
6687 (m68k_final_prescan_insn): New function.
6688 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6690 (legitimize_pic_address): Handle TLS references..
6691 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6692 (m68k_libcall_value_in_a0_p)
6693 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6694 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6695 (m68k_legitimize_tls_address): Handle TLS references.
6696 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6698 (m68k_legitimize_address): Handle TLS symbols.
6699 (m68k_get_reloc_decoration): New static function.
6700 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6702 (m68k_output_dwarf_dtprel): Implement hook.
6703 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6704 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6705 m68k_call_* routines.
6706 (sched_attr_op_type): Handle TLS symbols.
6707 (gt-m68k.h): Include.
6708 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6709 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6711 2009-05-18 Martin Jambor <mjambor@suse.cz>
6713 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6714 (visit_store_addr_for_mod_analysis): New function.
6715 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6716 (determine_cst_member_ptr): Use gimple_assign_single_p.
6717 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6718 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6719 operands. Don't check number of operands of a NOP_EXPR.
6721 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6723 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6725 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6728 * c-common.c (warn_logical_operator): Don't warn if one of
6729 expression isn't always true or false.
6731 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6733 * config/i386/biarch32.h: New file.
6734 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6736 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6738 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6739 *zero_extend<mode>_truncqi): Merge these into ...
6740 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6741 Name the pattern following this as *zero_extendhi_truncqi.
6743 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6746 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6747 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6748 (output_info): Make field HOST_WIDEST_INT.
6749 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6750 (dump_bitmat_statistics): Same.
6752 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6754 * config.gcc (use_gcc_stdint): Set to wrap.
6755 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6756 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6757 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6758 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6759 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6760 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6761 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6762 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6764 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6766 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6768 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6769 Move definitions earlier.
6770 (OPT_ARCH64, OPT_ARCH32): Define.
6771 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6774 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6777 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6780 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6782 * arm.md (movdi2): Copy non-reg values to DImode registers.
6784 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6787 * final.c (label_to_max_skip): New function.
6788 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6789 CODE_LABEL_NUMBER <= max_labelno.
6790 * output.h (label_to_max_skip): New prototype.
6791 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6792 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6793 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6794 Handle CODE_LABELs with >= 16 byte alignment or with
6795 max_skip == (1 << align) - 1.
6796 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6797 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6800 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6801 .p2align 3 if MAX_SKIP is smaller than 7.
6802 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6804 2009-05-15 Ian Lance Taylor <iant@google.com>
6806 * alias.c (struct alias_set_entry_d): Rename from struct
6807 alias_set_entry. Change all uses.
6808 * except.c (struct call_site_record_d): Rename from struct
6809 call_site_record. Change all uses.
6810 * except.h (struct eh_region_d): Rename from struct eh_region.
6812 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6814 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6815 ivtype_map_elt. Change all uses.
6816 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6818 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6819 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6821 (struct sese_d): Rename from struct sese. Change all uses.
6822 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6823 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6824 * optabs.h (struct optab_d): Rename from struct optab. Change all
6826 (struct convert_optab_d): Rename from struct convert_optab.
6828 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6829 ipa_opt_pass. Change all uses.
6830 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6833 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6834 defined as a typedef.
6835 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6838 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6841 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6843 (merge_ranges): Returns bool.
6844 * tree.h (make_range): .. to here.
6845 (build_range_check): Likewise.
6846 (merge_ranges): Likewise. Renamed from merge_ranges.
6847 * c-typeck.c (parser_build_binary_op): Update calls to
6848 warn_logical_operator.
6849 * c-common.c (warn_logical_operator): Add new warning.
6850 * c-common.h (warn_logical_operator): Update declaration.
6852 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6854 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6856 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * doc/install.texi: Document MPC requirements, flags etc.
6860 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6861 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6862 Evaluate constant arguments.
6863 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6864 (fold_builtin_1): Likewise, also evaluate constant arguments.
6865 Remove superfluous break.
6866 (do_mpc_ckconv): New.
6867 * real.h: Include mpc.h.
6868 * toplev.c (print_version): Output MPC version info if available.
6870 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6872 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6874 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6876 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6879 2009-05-15 Jan Hubicka <jh@suse.cz>
6881 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6882 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6883 (try_inline): Fix return value.
6884 (cgraph_decide_inlining_incrementally): Honor new value.
6885 (cgraph_early_inlining): Handle indirect inlining.
6886 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6888 2009-05-15 Jan Hubicka <jh@suse.cz>
6890 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6891 * cgraphunit.c (cgraph_finalize_function): Set it.
6892 (cgraph_expand_function): Use it.
6894 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6896 * real.c (encode_ieee_half): Define.
6897 (decode_ieee_half): Define.
6898 (ieee_half_format): Define.
6899 (arm_half_format): Define.
6900 * real.h (ieee_half_format): Declare.
6901 (arm_half_format): Declare.
6903 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6905 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6906 swapped, and reversed optabs exist before trying to use them.
6908 2009-05-15 Paul Brook <paul@codesourcery.com>
6909 Sandra Loosemore <sandra@codesourcery.com>
6911 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6912 loads. Allow PRE_DEC.
6913 (output_move_neon): Handle PRE_DEC.
6914 (arm_print_operand): Add 'A' for neon structure loads.
6915 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6916 * config/arm/neon.md (neon_mov): Update comment.
6917 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6919 (Um): New constraint.
6921 2009-05-15 Jan Hubicka <jh@suse.cz>
6923 Revert the following patch until testsuite fallout is fixed:
6924 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6925 * cgraph.h (struct inline_summary): New filed self_wize,
6926 size_inlining_benefit, self_time and time_inlining_benefit.
6927 (struct cgraph_global_info): Replace insns by time ans size fields.
6928 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6929 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6930 (ipcp_update_callgraph): Do not touch function bodies.
6931 * ipa-inline.c: Include except.h
6932 (MAX_TIME): New constant.
6933 (overall_insns): Remove
6934 (overall_size, max_benefit): New static variables.
6935 (cgraph_estimate_time_after_inlining): New function.
6936 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6937 (cgraph_clone_inlined_nodes): Update size.
6938 (cgraph_mark_inline_edge): Update size.
6939 (cgraph_estimate_growth): Use size info.
6940 (cgraph_check_inline_limits): Check size.
6941 (cgraph_default_inline_p): Likewise.
6942 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6943 (cgraph_decide_recursive_inlining): Check size.
6944 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6946 (cgraph_decide_inlining): Likewise.
6947 (cgraph_decide_inlining_incrementally): Likewise; honor
6948 PARAM_EARLY_INLINING_INSNS.
6949 (likely_eliminated_by_inlining_p): New predicate.
6950 (estimate_function_body_sizes): New function.
6951 (compute_inline_parameters): Use it.
6952 * except.c (must_not_throw_labels): New function.
6953 * except.h (must_not_throw_labels): Declare.
6954 * tree-inline.c (init_inline_once): Kill inlining_weigths
6955 * tree-ssa-structalias.c: Avoid uninitialized warning.
6956 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6957 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6958 (PARAM_INLINE_CALL_COST): Remove.
6959 (PARAM_EARLY_INLINING_INSNS): New.
6961 2009-05-15 Richard Guenther <rguenther@suse.de>
6963 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6964 not TODO_update_ssa.
6966 2009-05-15 Richard Guenther <rguenther@suse.de>
6968 PR tree-optimization/39999
6969 * gimple.h (gimple_expr_type): Use the expression type looking
6970 through useless conversions.
6971 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6972 (vn_nary_op_insert_stmt): Likewise.
6973 (simplify_binary_expression): Likewise.
6975 2009-05-15 Richard Guenther <rguenther@suse.de>
6977 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6978 New options, enabled by default.
6979 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6981 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6982 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6983 * tree-ssa-structalias.c (gate_tree_pta): New function.
6984 (pass_build_alias): Use it.
6986 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6989 recurse on an invariant address if a conversion from a pointer
6990 type to a wider integer type is involved.
6992 2009-05-15 Jan Hubicka <jh@suse.cz>
6994 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6995 * cgraph.h (struct inline_summary): New filed self_wize,
6996 size_inlining_benefit, self_time and time_inlining_benefit.
6997 (struct cgraph_global_info): Replace insns by time ans size fields.
6998 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6999 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7000 (ipcp_update_callgraph): Do not touch function bodies.
7001 * ipa-inline.c: Include except.h
7002 (MAX_TIME): New constant.
7003 (overall_insns): Remove
7004 (overall_size, max_benefit): New static variables.
7005 (cgraph_estimate_time_after_inlining): New function.
7006 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7007 (cgraph_clone_inlined_nodes): Update size.
7008 (cgraph_mark_inline_edge): Update size.
7009 (cgraph_estimate_growth): Use size info.
7010 (cgraph_check_inline_limits): Check size.
7011 (cgraph_default_inline_p): Likewise.
7012 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7013 (cgraph_decide_recursive_inlining): Check size.
7014 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7016 (cgraph_decide_inlining): Likewise.
7017 (cgraph_decide_inlining_incrementally): Likewise; honor
7018 PARAM_EARLY_INLINING_INSNS.
7019 (likely_eliminated_by_inlining_p): New predicate.
7020 (estimate_function_body_sizes): New function.
7021 (compute_inline_parameters): Use it.
7022 * except.c (must_not_throw_labels): New function.
7023 * except.h (must_not_throw_labels): Declare.
7024 * tree-inline.c (init_inline_once): Kill inlining_weigths
7025 * tree-ssa-structalias.c: Avoid uninitialized warning.
7026 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7027 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7028 (PARAM_INLINE_CALL_COST): Remove.
7029 (PARAM_EARLY_INLINING_INSNS): New.
7030 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7031 (inline-call-cost): Remove.
7032 (early-inlining-insns): New.
7034 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7036 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7038 (print_int_cst_bounds_in_octal_p): Likewise.
7039 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7041 * dwarf2out.c (base_type_die): Likewise.
7042 (is_subrange_type): Delete.
7043 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7044 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7045 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7046 if the destination type is boolean.
7047 (build_range_check): Do not special-case subtypes.
7048 (fold_sign_changed_comparison): Likewise.
7049 (fold_unary): Likewise.
7050 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7051 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7052 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7053 * tree.c (subrange_type_for_debug_p): New predicate based on the
7054 former is_subrange_type.
7055 * tree.h (subrange_type_for_debug_p): Declare.
7056 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7057 (convert_affine_scev): Remove call to above function.
7058 (chrec_convert_aggressive): Likewise.
7059 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7060 false for conversions involving subtypes.
7061 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7062 (vrp_val_min): Likewise.
7063 (needs_overflow_infinity): Likewise.
7064 (extract_range_from_unary_expr): Likewise.
7066 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7068 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7069 * config/frv/frv.c: Likewise.
7070 * config/s390/s390.c: Likewise.
7071 * config/sparc/sparc.h: Likewise.
7072 * config/i386/i386.h: Likewise.
7073 * config/i386/i386.c: Likewise.
7074 * config/crx/crx.c: Likewise.
7075 * config/m68hc11/m68hc11.h: Likewise.
7076 * config/iq2000/iq2000.c: Likewise.
7077 * config/mn10300/mn10300.h: Likewise.
7078 * config/mn10300/mn10300.c: Likewise.
7079 * config/m68k/m68k.c: Likewise.
7080 * config/rs6000/rs6000.c: Likewise.
7081 * config/rs6000/xcoff.h: Likewise.
7082 * config/rs6000/linux64.h: Likewise.
7083 * config/rs6000/sysv4.h: Likewise.
7084 * config/score/score3.c: Likewise.
7085 * config/score/score7.c: Likewise.
7086 * config/score/score.c: Likewise.
7087 * config/arm/arm.md: Likewise.
7088 * config/mips/mips.c: Likewise.
7089 * config/mips/mips.md: Likewise.
7090 * config/bfin/bfin.h: Likewise.
7091 * config/pa/pa.c: Likewise.
7092 * config/pa/constraints.md: Likewise.
7094 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7095 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7096 * config/pdp11/pdp11.h: Use memory_address_p instead.
7098 2009-05-14 Ian Lance Taylor <iant@google.com>
7100 * passes.c (finish_optimization_passes): Change i to int.
7101 * plugin.c (plugins_active_p): Change event to int.
7102 (dump_active_plugins): Likewise.
7103 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7105 * tree.c (tree_range_check_failed): Change c to unsigned int.
7106 (omp_clause_range_check_failed): Likewise.
7107 (build_common_builtin_nodes): Change mode to int. Add cast.
7108 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7109 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7111 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7112 ++ or -- with a variable of enum type.
7114 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7117 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7119 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7121 * store-motion.c: Do not include params.h
7122 * Makefile.in: Fix dependencies for various files.
7124 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7126 * auto-inc-dec.c: Fix pass description, remove apparent
7127 accidental duplication.
7129 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7132 * ipa-utils.h (memory_identifier_string): Moved to ...
7133 * tree.h (memory_identifier_string): Here. Add GTY(()).
7135 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7137 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7138 in the former documentation of...
7139 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7140 * ira-conflicts.c (get_dup_num): Use address_operand.
7141 * targhooks.c (default_legitimate_address_p): New.
7142 * targhooks.h (default_legitimate_address_p): New.
7143 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7145 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7146 * target.h (struct target): Add legitimate_address_p.
7147 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7148 (TARGET_INITIALIZER): Include it.
7150 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7151 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7152 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7153 (TARGET_LEGITIMATE_ADDRESS_P): New.
7155 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7156 (REG_OK_STRICT_P): Delete.
7157 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7158 (frv_legitimate_address_p_1): ... this.
7159 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7160 (frv_legitimate_address_p_1): ... the renamed old
7161 frv_legitimate_address_p.
7162 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7163 (TARGET_LEGITIMATE_ADDRESS_P): New.
7165 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7166 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7167 * config/s390/s390.c (legitimate_address_p): Rename to...
7168 (s390_legitimate_address_p): ... this, make static.
7169 (legitimize_address): Adjust call.
7170 (TARGET_LEGITIMATE_ADDRESS_P): New.
7171 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7173 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7174 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7175 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7176 (TARGET_LEGITIMATE_ADDRESS_P): New.
7178 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7179 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7180 * config/spu/spu.c (spu_legitimate_address): Rename to...
7181 (spu_legitimate_address_p): ... this, make static.
7182 (TARGET_LEGITIMATE_ADDRESS_P): New.
7184 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7185 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7186 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7187 (sparc_legitimate_address_p): ... this, make static and return bool.
7188 (legitimize_address): Adjust call.
7189 (TARGET_LEGITIMATE_ADDRESS_P): New.
7191 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7192 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7193 * config/i386/i386.c (legitimate_address_p): Rename to...
7194 (ix86_legitimate_address_p): ... this, make static.
7195 (constant_address_p): Move after it, adjust call.
7196 (TARGET_LEGITIMATE_ADDRESS_P): New.
7198 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7199 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7200 * config/avr/avr.c (legitimate_address_p): Rename to...
7201 (avr_legitimate_address_p): ... this, make static.
7202 (legitimize_address): Adjust call.
7203 (TARGET_LEGITIMATE_ADDRESS_P): New.
7205 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7206 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7207 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7208 (TARGET_LEGITIMATE_ADDRESS_P): New.
7210 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7211 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7212 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7213 (TARGET_LEGITIMATE_ADDRESS_P): New.
7215 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7216 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7218 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7220 (TARGET_LEGITIMATE_ADDRESS_P): New.
7222 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7223 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7225 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7227 (m68hc11_legitimate_address_p): ... this, make static.
7228 (go_if_legitimate_address_internal): Rename to...
7229 (m68hc11_legitimate_address_p_1): ... this.
7230 (legitimize_address): Adjust call.
7231 (TARGET_LEGITIMATE_ADDRESS_P): New.
7233 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7234 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7235 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7236 (TARGET_LEGITIMATE_ADDRESS_P): New.
7238 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7239 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7240 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7241 (mn10300_legitimate_address_p): ... this, make static.
7242 (TARGET_LEGITIMATE_ADDRESS_P): New.
7244 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7245 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7246 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7247 (TARGET_LEGITIMATE_ADDRESS_P): New.
7249 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7250 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7251 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7252 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7253 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7254 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7255 (rs6000_legitimate_address_p): ... this, make static.
7256 (TARGET_LEGITIMATE_ADDRESS_P): New.
7257 (REG_MODE_OK_FOR_BASE_P): Delete.
7258 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7260 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7261 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7263 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7264 static, adjust types.
7265 (TARGET_LEGITIMATE_ADDRESS_P): New.
7267 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7268 * config/score/score.c (score_address_p): Rename to...
7269 (score_legitimate_address_p): ... this.
7270 (TARGET_LEGITIMATE_ADDRESS_P): New.
7271 * config/score/score3.c (score3_address_p): Rename to...
7272 (score3_legitimate_address_p): ... this.
7273 * config/score/score7.c (score7_address_p): Rename to...
7274 (score7_legitimate_address_p): ... this.
7276 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7277 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7278 GO_IF_LEGITIMATE_ADDRESS): Delete.
7279 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7280 thumb2_legitimate_address_p): Delete.
7281 (arm_legitimate_address_p): Rename to...
7282 (arm_legitimate_address_outer_p): ... this.
7283 * config/arm/constraints.md ("Uq"): Adjust call.
7284 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7285 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7287 (arm_legitimate_address_outer_p): ... this.
7288 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7290 (TARGET_LEGITIMATE_ADDRESS_P): New.
7292 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7293 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7294 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7295 (TARGET_LEGITIMATE_ADDRESS_P): New.
7297 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7298 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7299 * config/vax/vax.c (legitimate_address_p): Rename to...
7300 (vax_legitimate_address_p): ... this, make static.
7301 (TARGET_LEGITIMATE_ADDRESS_P): New.
7303 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7304 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7305 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7306 (TARGET_LEGITIMATE_ADDRESS_P): New.
7308 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7309 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7310 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7311 (mmix_legitimate_address_p): ... this, make static.
7312 (TARGET_LEGITIMATE_ADDRESS_P): New.
7314 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7315 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7316 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7317 (TARGET_LEGITIMATE_ADDRESS_P): New.
7319 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7321 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7322 of MODE_COMPLEX_INT.
7324 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7326 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7327 LCT_NORMAL in function call.
7328 * mips-tdump.c (print_file_desc): Add cast to enum type.
7329 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7330 (mark_stabs): Add casts to enum types.
7331 (parse_stabs_common): Add casts to enum types.
7333 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7335 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7336 Check for invalid values of LETTER.
7338 2009-05-13 Taras Glek <tglek@mozilla.com>
7340 * attribs.c (register_attribute): moved out attribute registration
7341 into register_attribute.
7342 * doc/plugins.texi: Documented register_attribute and
7344 * gcc-plugin.h: Added forward decl for register_attribute.
7345 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7346 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7347 PLUGIN_ATTRIBUTES boilerplate.
7349 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7351 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7352 values even in sentinel and empty entries.
7353 (ms_printf_flag_specs): Likewise.
7354 (ms_scanf_flag_specs): Likewise.
7355 (ms_strftime_flag_specs): Likewise.
7356 (ms_print_char_table): Likewise.
7357 (ms_scan_char_table): Likewise.
7358 (ms_time_char_table): Likewise.
7360 2009-05-13 Doug Kwan <dougkwan@google.com>
7362 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7364 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7366 * config/mips/mips.md (store): Add attributes for QI and HI.
7368 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7369 (truncdi<mode>2): ... this new pattern.
7371 2009-05-13 Brad Hards <bradh@kde.org>
7373 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7375 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7376 Ben Elliston <bje@au.ibm.com>
7379 * dse.c (check_mem_read_rtx): Guard against width == -1.
7381 2009-05-13 Michael Matz <matz@suse.de>
7384 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7385 (trivially_conflicts_p): New function.
7386 (insert_backedge_copies): Use it.
7388 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7390 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7391 (handle_stdc_pragma): Use new enum constant names.
7392 (handle_pragma_float_const_decimal64): Ditto.
7394 2009-05-13 Ian Lance Taylor <iant@google.com>
7396 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7399 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7401 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7402 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7404 * config/m68k/m68k.h (FL_UCLINUX): Define.
7406 2009-05-13 Jan Hubicka <jh@suse.cz>
7408 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7410 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7412 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7413 unless -fschedule-insns is specified.
7415 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7418 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7419 TARGET_EXPAND_CBRANCHDI4.
7420 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7421 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7422 (cmpeqdi): Fix comment.
7424 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7426 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7427 (sh_legitimate_address_p): Likewise.
7428 * config/sh/sh.c (sh_legitimate_index_p): New.
7429 (sh_legitimate_address_p): Likewise.
7430 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7431 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7432 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7433 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7434 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7435 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7436 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7437 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7438 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7440 2009-05-12 Jan Hubicka <jh@suse.cz>
7442 * tree-inline.c (estimate_operator_cost): Add operands;
7443 when division happens by constant, it is cheap.
7444 (estimate_num_insns): Loads and stores are not having cost of 0;
7445 EH magic stuff is cheap; when computing runtime cost of switch,
7446 use log2 base of amount of its cases; builtin_expect has cost of 0;
7447 compute cost for moving return value of call.
7448 (init_inline_once): Initialize time_based flags.
7449 * tree-inline.h (eni_weights_d): Add time_based flag.
7451 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7453 * df-core.c: Update head documentation.
7455 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7458 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7459 shadowing exisiting variable op1.
7461 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7464 * config/i386/driver-i386.c (processor_signatures): New enum.
7465 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7466 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7467 processor signature to detect geode processor.
7469 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7473 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7475 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7476 causes spurious differences between trunk and cond-optab branch.
7478 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7480 * dojump.c (compare_from_rtx): Delete.
7481 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7482 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7483 if the comparison does not satisfy the predicate; test predicates for
7484 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7485 further if one existing pattern fails.
7486 * expr.h (compare_from_rtx): Delete.
7487 (prepare_operand): Declare it.
7488 * optabs.c: Change "lib call" to "libcall" throughout.
7489 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7490 HAVE_conditional_trap, emit_cmp_insn): Delete.
7491 (can_compare_p): Delete cmp_optab case.
7492 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7493 Accept other parameters by value.
7494 (prepare_operand): Make non-static.
7495 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7496 other parameters by value. Try to widen operands here based on
7497 an optab_methods argument and looking at cbranch_optab.
7498 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7499 loop. Use cbranch_optab directly.
7500 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7501 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7503 (emit_conditional_move, emit_conditional_add): Inline what's needed
7504 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7505 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7506 with COMPARE. Move cmov_optab and cstore_optab above
7507 with cbranch_optab, move cmp_optab down with ucmp_optab,
7508 remove tst_otpab. Do not initialize trap_rtx.
7509 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7510 for trap code. Do not check HAVE_conditional_trap. Use
7511 prepare_cmp_insn. Accept no predicate for operand 3.
7512 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7513 (OTI_ctrap, ctrap_optab): New.
7514 (tst_optab): Delete.
7515 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7516 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7517 with lookup of ctrap_optab.
7518 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7522 * combine.c (combine_simplify_rtx, simplify_set): Do not
7523 special case comparing against zero for cc0 machines.
7524 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7525 COMPARE on cc0 machines.
7526 (simplify_relational_operation): Return a new expression when
7527 a COMPARE could be removed.
7528 * final.c (final_scan_insn): Compare cc_status values
7529 against LHS of a (compare FOO (const_int 0)) cc0 source.
7530 Also check if cc_status.value is the full compare.
7532 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7533 (cstoreMM4): Document.
7534 (conditional_trap): Document ctrapMM4 instead.
7535 (sync_compare_and_swapMM): Refer to cbranchcc4.
7536 (Dependent Patterns): Eliminate obsolete information referring to
7537 the old jump optimization phase.
7538 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7539 of compares with 0 on cc0 machines.
7540 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7541 avoiding references to cc0. Remove text about storing operands
7543 * doc/tm.texi (Condition Codes): Include blurb on different
7544 condition code representations, separate into subsections for
7545 CC0, MODE_CC and conditional execution.
7547 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7548 alpha_emit_setcc): Accept operands and a machine mode.
7549 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7550 Get code/op0/op1 from operands, use machine mode argument
7551 instead of alpha_compare.fp_p. Emit the branch here.
7552 (alpha_emit_setcc): Likewise, and return boolean.
7553 (alpha_emit_conditional_move): Likewise. Assert that
7554 cmp_op_mode == cmp_mode, and simplify accordingly.
7555 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7556 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7557 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7559 (stack probe test): Use cbranchdi4.
7560 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7562 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7563 * config/arc/arc.h (movsicc, movsfcc): Use it.
7564 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7565 (cbranchsi4, cstoresi4): New.
7566 (cmpsi, bCC and sCC expanders): Remove.
7568 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7569 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7570 * config/arm/predicates.md (arm_comparison_operator): Only include
7571 floating-point operators if there is a hardware floating-point unit.
7572 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7573 deferring to cbranch_cc and cstore_cc respectively.
7574 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7575 cbranch_cc, cstore_cc): New.
7576 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7578 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7580 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7581 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7583 (adjust_insn_length): Adjust calls.
7584 (avr_reorg): Handle (compare (foo) (const_int 0)).
7585 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7586 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7587 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7588 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7590 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7591 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7593 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7594 (cbranchsi4, cstorebi4, cstoresi4): New.
7595 (movbisi): This insn is duplicate, split it to zero_extend.
7596 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7597 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7598 (bfin_optimize_loop): Use cbranch expander.
7599 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7600 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7601 (bfin_bimode_comparison_operator): ... this.
7602 (bfin_direct_comparison_operator): New.
7604 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7605 inside (compare FOO (const_int 0)).
7606 (cris_rtx_costs): Handle ZERO_EXTRACT.
7607 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7608 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7609 (*tstdi_v32): Delete.
7610 (*cmpdi_non_v32): Add M alternative for operand 1.
7611 (cmpsi, cmp<mode>): Make private.
7612 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7614 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7616 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7617 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7618 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7619 (cc_reg_operand): New.
7621 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7622 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7623 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7624 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7625 crx_expand_scond): Delete.
7627 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7629 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7630 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7632 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7633 cstoresi4, cstoresf4, cstoredf4): New.
7634 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7635 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7636 Receive the entire operands array.
7637 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7638 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7639 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7640 Get test/op0/op1 from the operands array.
7641 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7643 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7644 (h8300_expand_store): New.
7645 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7647 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7648 (h8300_expand_store): New.
7649 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7650 or do not try to produce (set (cc0) REG).
7651 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7652 change a compare into a move to a scratch register. Disable some
7653 peepholes when comparing with zero.
7654 (tstsi, tsthi, tstsi, cmpqi): Make private.
7657 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7660 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7661 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7662 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7663 (ix86_emit_i387_log1p): Use cbranchxf2.
7664 (ix86_expand_setcc): Return void.
7665 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7666 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7667 cmp<MODEF>, cmpcc): Remove.
7668 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7669 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7670 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7671 (sCC and bCC expanders): Remove.
7672 (stack_protect_test): Use cbranchcc4.
7674 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7676 (ia64_expand_compare): Accept three rtx by reference and return void.
7677 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7678 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7679 from *expr. Update *expr with the BImode comparison to do.
7680 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7681 cmptf, bCC, sCC, conditional_trap): Delete.
7682 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7683 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7684 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7685 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7686 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7688 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7689 type of last argument.
7690 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7691 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7692 use machine mode argument instead of branch_type. Remove dead
7693 code for floating-point comparisons.
7694 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7695 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7697 (cbranchsi4, cstoresi4): New.
7698 * config/iq2000/predicates.md (reg_or_const_operand): New.
7700 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7701 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7702 (b<code>_op): Rewrite to...
7703 (bcc_op): ... this, using match_operator.
7704 (s<code>_op): Rewrite to...
7705 (scc_op): ... this, using match_operator.
7706 (s<code>_24_op): Rewrite to...
7707 (scc_op_24): ... this, using match_operator.
7708 (s<code>_<mode>): Rewrite to...
7709 (cstore<mode>4): ... this, using match_operator.
7710 (s<code>_<mode>_24): Rewrite to...
7711 (cstore<mode>4_24): ... this, using match_operator.
7712 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7713 m32c_unpend_compare, m32c_expand_scc): Delete.
7714 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7715 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7716 (m32c_expand_movcc): Change NE to EQ if necessary.
7717 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7719 * config/m32r/m32r-protos.h (gen_cond_store): New.
7720 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7721 (gen_cond_store): New, from sCC patterns.
7722 (m32r_expand_block_move): Use cbranchsi4.
7723 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7724 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7725 (cbranchsi4, cstoresi4): New.
7727 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7729 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7730 (m68hc11_notice_update_cc): Look into a compare with 0.
7731 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7733 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7734 cmphi, cmpqi, bCC): Delete.
7735 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7736 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7737 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7740 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7741 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7742 * config/m68k/constraints.md (H): New.
7743 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7744 the define_insn below.
7745 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7746 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7747 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7748 patterns): Wrap RHS with COMPARE.
7749 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7750 (*cmpdi_internal): Name this pattern.
7751 (cmpdi): Change to define_insn.
7752 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7753 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7754 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7756 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7757 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7758 (conditional_trap): Change to...
7759 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7760 (*conditional_trap): Use the ordered_comparison_operator and
7761 const1_operand predicates.
7762 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7763 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7764 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7765 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7767 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7768 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7769 (mcore_gen_compare): New.
7770 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7771 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7772 (mcore_gen_compare): ... this.
7773 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7774 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7775 (stack probe pattern): Use cbranchsi4.
7777 * config/mips/predicates.md (mips_cstore_operator): New.
7778 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7779 * config/mips/mips.md (any_cond): Delete.
7780 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7782 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7783 fixuns_truncsfdi2): Use cbranch patterns.
7784 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7785 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7786 Adjust call to mips_expand_conditional_branch.
7787 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7789 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7790 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7791 * config/mips/mips.c (cmp_operands): Delete.
7792 (mips_emit_compare): Get comparison operands from *op0/*op1.
7793 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7794 that it succeeds. Use op0/op1 instead of cmp_operands.
7795 (mips_expand_conditional_branch, mips_expand_conditional_move,
7796 mips_expand_conditional_trap): Likewise.
7797 (mips_block_move_loop): Use cbranch patterns.
7798 * config/mips/mips.h (cmp_operands): Delete.
7800 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7801 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7802 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7803 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7804 (*cmpcc_folded): Rename to...
7805 (*cmpdi_folded): this.
7806 (*cmpcc): Rename to...
7808 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7811 (cbranchdf4): New. Handle invalid comparisons here.
7812 * config/mmix/predicates.md (float_comparison_operator): New.
7814 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7815 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7816 * config/mn10300/mn10300.md (tst): Delete.
7817 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7818 Name these patterns and wrap RHS in a compare.
7819 (*cmpsi): Make this pattern private. Include tst.
7820 (*cmpsf): Make this pattern private.
7821 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7822 (compare with zero peepholes): Likewise.
7824 (cbranchsi4, cbranchsf4): New.
7825 (casesi): Use cbranchsi4.
7827 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7828 hppa_branch_type): Delete.
7829 (return_addr_rtx): Use cbranchsi4.
7830 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7831 Emit CCFPmode comparison here.
7832 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7833 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7834 hppa_branch_type): Delete.
7835 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7836 (movsicc, movdicc): Remove references to hppa_compare_op0,
7837 hppa_compare_op1 and compare_from_rtx.
7838 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7839 (casesi): Use cbranchsi4.
7841 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7842 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7843 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7844 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7845 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7847 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7848 (*branch, *branch_inverted): New.
7850 * config/picochip/picochip.md (cbranchhi4): Use
7851 ordered_comparison_operator.
7852 (cmphi, bCC): Remove.
7854 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7855 (trap_comparison_operator): Delete.
7856 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7857 rs6000_emit_cbranch): Accept mode and operands.
7858 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7859 rs6000_compare_fp_p): Delete.
7860 (rs6000_generate_compare): Accept mode and comparison. Extract code
7861 and op0/op1 from there. Replace references to rs6000_compare_op0
7862 and rs6000_compare_op1.
7863 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7864 extract result from passed operands.
7865 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7866 extract loc from passed operands.
7867 (rs6000_emit_cmove): Likewise.
7868 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7869 rs6000_compare_fp_p): Delete.
7870 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7871 (cbranch<GPR>4, cbranch<FP>4): New.
7872 (cstore<mode>4): New. Consolidate here all choices about when to use
7873 portable or specialized sCC sequences.
7874 (stack_protect_test): Use cbranchsi4.
7875 (conditional_trap): Replace with ctrap<GPR>4.
7876 (conditional trap insn): Replace trap_comparison_operator with
7877 ordered_comparison_operator.
7879 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7880 (s390_emit_prologue): Use ctrap.
7881 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7882 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7883 New predicates replacing...
7884 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7885 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7886 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7887 (add<mode>cc): Do not use s390_compare_op0/op1.
7888 (s<code>): Change to...
7889 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7891 (cstorecc4): ... this. Handle EQ or NE equally.
7892 (*sne): Un-privatize for use in cstorecc4.
7893 (b<code>): Change to...
7894 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7895 (conditional_trap): Replace with...
7896 (ctrap<GPR>4, ctrap<FP>4): ... these.
7897 (stack_protect): Use cbranchcc4.
7899 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7900 * config/score/score-protos.h (score_gen_cmp): Delete.
7901 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7902 (score_block_move-loop): Use cbranchsi4.
7903 * config/score/score.md (cbranchsi4): New.
7904 (cmpsi, bCC): Delete.
7905 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7906 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7907 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7908 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7909 * config/score/score3.h (score3_gen_cmp): Delete.
7910 * config/score/score7.h (score7_gen_cmp): Delete.
7912 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7913 (sh_emit_scc_to_t): ... this. Return void.
7914 (from_compare): Rename to...
7915 (sh_emit_compare_and_branch): ... this.
7916 (sh_emit_compare_and_set): New.
7917 (sh_expand_t_scc): Accept operands.
7918 * config/sh/predicates.md (sh_float_comparison_operator): New.
7919 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7920 (prepare_scc_operands): Rename to...
7921 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7923 (sh_emit_cheap_store_flag): New.
7924 (sh_emit_set_t_insn): New.
7925 (from_compare): Rename to...
7926 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7927 handling of TARGET_SH2E floating point to avoid recursive call.
7928 Generate branch here.
7929 (sh_emit_compare_and_set): New.
7930 (sh_expand_t_scc): Get op0/op1 from arguments.
7931 (sh_emit_cheap_store_flag): New.
7932 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7934 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7935 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7936 (movsicc, movdicc): Do nothing when it recreated operands from
7937 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7938 prepare_scc_operands (now sh_emit_scc_to_t).
7939 (udivdi3): Use cstoresi4.
7940 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7941 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7942 (cbranchint4_media, cbranchfp4_media): New.
7943 (casesi): Use cbranchdi4.
7944 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7946 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7947 (movnegt): Remove second operand.
7948 (cbranchsf4, cbranchdf4): New.
7949 (stack_protect): Use cbranchdi4/cbranchsi4.
7951 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7952 (gen_compare_reg): Accept comparison, extract part of it to...
7953 (gen_compare_reg_1): ... this.
7954 (gen_compare_operator): Delete.
7955 (gen_v9_scc): Accept separate destination, comparison code and arms.
7956 Do not use sparc_compare_op0/sparc_compare_op1.
7957 (emit_scc_insn, emit_conditional_branch_insn): New.
7958 (emit_v9_brxx): Make static. Remove useless assertion.
7959 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7961 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7962 * config/sparc/sparc-protos.h (gen_compare_reg,
7963 sparc_emit_float_lib_cmp): Adjust prototype.
7964 (emit_scc_insn, emit_conditional_branch_insn): New.
7965 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7966 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7967 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7968 iterators to the top.
7969 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7970 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7971 snedi_special_trunc): Delete.
7972 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7973 and snedi_special_trunc.
7974 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7975 cbranchdi4, cbranch<F:mode>4): New.
7976 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7977 here. Use gen_compare_reg instead of gen_compare_operator.
7978 (conditional_trap): Replace with...
7979 (ctrapsi4, ctrapdi4): ... this.
7980 (stack_protect_test): Use cbranchcc4.
7982 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7984 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7985 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7986 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7987 from operands[0] or operands[3] depending on is_set.
7988 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7989 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7990 cmpdf, bCC), sCC: Remove.
7991 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7992 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7994 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7995 spu_emit_branch_or_set.
7997 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7999 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8000 xstormy16_compare_op1): Delete.
8001 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8002 xstormy16_compare_op1): Delete.
8003 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8005 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8006 (cmphi, cmpsi, bCC): Remove.
8008 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8009 (*cmpsi): ... this one.
8010 (cbranchsi4, cstoresi4): New.
8011 (bCC expanders): Delete.
8012 (sCC insns): Fold into...
8013 (*setcc): ... this one.
8014 (casesi): Do not use gen_cmpsi and gen_bgtu.
8015 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8016 (movsicc): Simplify.
8017 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8019 * config/vax/vax-protos.h (cond_name): New.
8020 (vax_output_conditional_branch): Remove.
8021 * config/vax/vax.c (cond_name): New.
8022 (vax_output_conditional_branch): Remove.
8023 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8024 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8025 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8026 (bit<VAXint>): Wrap source with (compare).
8027 (b<code> and following unnamed pattern): Rename to *branch and
8028 *branch_reversed. Change macroization to match_operator.
8029 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8031 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8032 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8033 Change last argument to machine_mode.
8034 (xtensa_expand_scc): Add machine_mode argument.
8035 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8036 (gen_conditional_move, xtensa_expand_conditional_branch,
8037 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8038 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8039 Adjust operand numbers.
8040 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8042 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8043 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8044 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8046 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8048 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8049 causes spurious differences between trunk and cond-optab branch.
8051 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8054 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8056 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8058 * tree.c (iterative_hash_pointer): Delete.
8059 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8060 Hash UIDs and versions of SSA names. Don't special-case built-in
8061 function declarations.
8063 2009-05-11 Ian Lance Taylor <iant@google.com>
8066 * graphite.c: Force -Wc++-compat to only be a warning before
8067 #including "cloog/cloog.h".
8069 2009-05-11 Martin Jambor <mjambor@suse.cz>
8071 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8073 2009-05-11 Jan Hubicka <jh@suse.cz>
8075 * tree-ssa-loop-ivcanon.c: Include target.h
8076 (struct loop_size): new structure.
8077 (constant_after_peeling): New predicate.
8078 (tree_estimate_loop_size): New function.
8079 (estimated_unrolled_size): Rewrite for new estimates.
8080 (try_unroll_loop_completely): Use new estimates.
8081 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8083 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8085 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8086 libcpp interface change.
8087 (spu_macro_to_expand): Likewise.
8089 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8091 PR tree-optimization/40026
8092 * gimplify.c (gimplify_init_constructor): Change initial conditional
8093 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8094 optimize_compound_literals_in_ctor.
8096 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8098 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8100 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8102 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8104 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8105 HOST_WIDE_INT for gap.
8107 2009-05-11 Ira Rosen <irar@il.ibm.com>
8109 PR tree-optimization/40074
8110 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8111 account in group size and step comparison.
8113 2009-05-11 Richard Guenther <rguenther@suse.de>
8115 * passes.c (init_optimization_passes): Strip now incorrect comment.
8116 (execute_function_todo): Do not set PROP_alias.
8117 * tree-pass.h (PROP_alias): Remove.
8118 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8119 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8120 * tree-nrv.c (pass_return_slot): Likewise.
8121 * tree-object-size.c (pass_object_sizes): Likewise.
8122 * tree-ssa-dom.c (pass_dominator): Likewise.
8123 (pass_phi_only_cprop): Likewise.
8124 * tree-ssa-dse.c (pass_dse): Likewise.
8125 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8126 (pass_cselim): Likewise.
8127 * tree-ssa-pre.c (pass_pre): Likewise.
8128 (pass_fre): Likewise.
8129 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8130 * tree-ssa-sink.c (pass_sink_code): Likewise.
8131 * tree-stdarg.c (pass_stdarg): Likewise.
8132 * tree-tailcall.c (pass_tail_calls): Likewise.
8133 * tree-vrp.c (pass_vrp): Likewise.
8135 2009-05-10 Ian Lance Taylor <iant@google.com>
8137 * basic-block.h (enum profile_status): Break out of struct
8139 * cgraph.h (struct inline_summary): Break out of struct
8141 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8142 of struct cgraph_order_sort.
8143 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8144 * cse.c (struct branch_path): Break out of struct
8145 cse_basic_block_data.
8146 * except.h (enum eh_region_type): Break out of struct eh_region.
8147 * gcc.c (enum add_del): Break out of struct modify_target.
8148 * genrecog.c (enum decision_type): Break out of struct decision_test.
8149 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8151 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8152 * regmove.c (enum match_use): New enum, broken out of struct match.
8153 * sched-int.h (enum post_call_group): New enum, broken out of
8155 (struct deps_reg): Break out of struct deps.
8156 * target.h (struct asm_int_op): Break out of struct gcc_target.
8157 * tree-eh.c (struct goto_queue_node): Break out of struct
8159 * tree-inline.h (enum copy_body_cge_which): Break out of
8161 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8163 * c-decl.c (in_struct, struct_types): New static variables.
8164 (pushtag): Add loc parameter. Change all callers.
8165 (lookup_tag): Add ploc parameter. Change all callers.
8166 (check_compound_literal_type): New function.
8167 (parser_xref_tag): Add loc parameter. Change all callers. If
8168 -Wc++-compat, warn about struct/union/enum types defined within a
8170 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8171 and loc parameters. Change all callers. Change error calls to
8172 error_at, using loc. For a redefinition, if the location of the
8173 original definition is known, report it. Set in_struct and
8174 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8175 (finish_struct): Add new parameters enclosing_in_struct and
8176 enclosing_struct_types. Change all callers. Set
8177 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8178 in the struct. If in a struct, add this struct to struct_types.
8179 (start_enum): Add loc parameter. Change all callers. Use
8180 error_at for errors, using loc. For a redefinition, if the
8181 location of the original definition is known, report it. If in a
8182 struct, add this enum type to struct_types. If -Wc++-compat warn
8183 if in sizeof, typeof, or alignof.
8184 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8185 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8186 (c_parser_enum_specifier): Get enum location for start_enum.
8187 (c_parser_struct_or_union_specifier): Get struct location for
8188 start_struct. Save in_struct and struct_types status between
8189 start_struct and finish_struct.
8190 (c_parser_cast_expression): Get location of cast.
8191 (c_parser_alignof_expression): Get location of type.
8192 (c_parser_postfix_expression): Likewise.
8193 (c_parser_postfix_expression_after_paren_type): Add type_loc
8194 parameter. Change all callers. Call check_compound_literal_type.
8195 Use type_loc for error about variable size type.
8196 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8197 of an enum constant from an enum type defined in a struct or union.
8198 (c_cast_expr): Add loc parameter. Change all callers. If
8199 -Wc++-compat, warn about defining a type in a cast.
8200 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8201 (start_enum, start_struct, finish_struct): Update declarations.
8202 (parser_xref_tag, c_cast_expr): Update declarations.
8203 (check_compound_literal_type): Declare.
8205 2009-05-11 Ben Elliston <bje@au.ibm.com>
8207 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8208 for recent libcpp interface change.
8209 (rs6000_macro_to_expand): Likewise.
8211 2009-05-10 Michael Matz <matz@suse.de>
8214 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8215 not at entry of function.
8217 2009-05-10 Richard Guenther <rguenther@suse.de>
8219 PR tree-optimization/40081
8221 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8222 using the main variant of the element type. Do not fiddle with
8223 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8225 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8226 structs with volatile fields.
8228 2009-05-10 Jan Hubicka <jh@suse.cz>
8230 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8231 (estimate_move_cost): Assert that it does not get called for
8233 (estimate_num_insns): Skip VOID types in argument handling.
8234 (optimize_inline_calls): Delete unreachable blocks and verify that
8237 2009-05-10 Jan Hubicka <jh@suse.cz>
8239 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8240 * cgraph.c (cgraph_mark_address_taken_node): New function.
8241 (dump_cgraph_node): Dump new flag.
8242 * cgraph.h (struct cgraph_node): Add address_taken.
8243 (cgraph_mark_address_taken_node): New function.
8244 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8245 since new direct calls can be born.
8247 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8249 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8252 2009-05-10 Jan Hubicka <jh@suse.cz>
8255 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8257 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8258 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8259 * tree-inline.c (copy_bb): Set frequency correctly.
8260 (fold_marked_statements): Update call to
8261 cgraph_update_edges_for_call_stmt.
8263 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8265 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8266 identifiers in diagnostics.
8267 * config/arm/arm.c (arm_handle_fndecl_attribute,
8268 arm_handle_isr_attribute): Likewise.
8269 * config/avr/avr.c (avr_handle_progmem_attribute,
8270 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8271 * config/bfin/bfin.c (handle_int_attribute,
8272 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8273 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8274 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8276 * config/darwin.c (darwin_handle_kext_attribute,
8277 darwin_handle_weak_import_attribute): Likewise.
8278 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8279 h8300_handle_eightbit_data_attribute,
8280 h8300_handle_tiny_data_attribute): Likewise.
8281 * config/i386/i386.c (ix86_handle_cconv_attribute,
8282 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8283 * config/i386/winnt.c (ix86_handle_shared_attribute,
8284 ix86_handle_selectany_attribute): Likewise.
8285 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8286 * config/m32c/m32c.c (function_vector_handler): Likewise.
8287 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8288 m68hc11_handle_fntype_attribute): Likewise.
8289 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8290 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8291 * config/mips/mips.c (mips_insert_attributes,
8292 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8293 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8294 rs6000_handle_struct_attribute): Likewise.
8295 * config/sh/sh.c (sh_insert_attributes,
8296 sh_handle_resbank_handler_attribute,
8297 sh_handle_interrupt_handler_attribute,
8298 sh2a_handle_function_vector_handler_attribute,
8299 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8301 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8302 * config/spu/spu.c (spu_handle_fndecl_attribute,
8303 spu_handle_vector_attribute): Likewise.
8304 * config/stormy16/stormy16.c
8305 (xstormy16_handle_interrupt_attribute): Likewise.
8306 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8307 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8309 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8311 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8312 (pp_translate_identifiers): New.
8313 (pp_identifier): Only conditionally translate identifier to locale
8315 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8316 (pp_base_tree_identifier): Only conditionally translate identifier
8317 to locale character set.
8318 * c-pretty-print.c (M_): Define.
8319 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8320 fragments for conditional translation with M_.
8321 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8322 identifier translation.
8324 2009-05-10 Richard Guenther <rguenther@suse.de>
8326 PR tree-optimization/40081
8327 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8328 using the main variant of the element type. Do not fiddle with
8329 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8331 2009-05-09 Jan Hubicka <jh@suse.cz>
8334 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8335 indirect calls; verify cgraph afterwards.
8337 2009-05-09 Jan Hubicka <jh@suse.cz>
8340 * ipa.c (update_inlined_to_pointer): New function.
8341 (cgraph_remove_unreachable_nodes): Use it.
8343 2009-05-09 Jan Hubicka <jh@suse.cz>
8345 * tree-eh.c (struct leh_state): Remove prev_try.
8346 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8348 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8349 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8350 remove_eh_handler_and_replace, foreach_reachable_handler,
8351 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8352 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8353 (gen_eh_region_cleanup): Update prototype.
8355 2009-05-09 Jan Hubicka <jh@suse.cz>
8358 * except.c (copy_eh_region): Always set prev_try.
8359 (redirect_eh_edge_to_label): Find outer try.
8360 (foreach_reachable_handler): When looking for prev try
8361 handle case where previous try is not going to be taken.
8363 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8365 PR tree-optimization/40049
8366 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8367 only vector/vector shifts, convert the type of the constant to the
8368 appropriate type to avoid building incorrect trees, which
8369 eventually have problems with garbage collection.
8371 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8373 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8374 -1 for complex floating-point types if honoring signed zeros.
8376 2009-05-08 Jan Hubicka <jh@suse.cz>
8378 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8379 argument; handle correctly when profile is absent.
8380 (build_cgraph_edges): Update.
8381 (rebuild_cgraph_edges): Update.
8382 * cgraph.c: Do not include varray.h.
8383 (cgraph_set_call_stmt_including_clones): New function.
8384 (cgraph_create_edge_including_clones): Likewise
8385 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8386 (cgraph_update_edges_for_call_stmt): Handle clones.
8387 (cgraph_remove_node): Handle clone tree.
8388 (cgraph_remove_node_and_inline_clones): New function.
8389 (dump_cgraph_node): Dump clone tree.
8390 (cgraph_clone_node): Handle clone tree.
8391 (clone_function_name): Bring here from tree-inline.c.
8392 (cgraph_create_virtual_clone): New function.
8393 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8394 (cgraph_clone_info): New function.
8395 (strut cgraph_node): Add clone_info and new clone tree pointers.
8396 (cgraph_remove_node_and_inline_clones,
8397 cgraph_set_call_stmt_including_clones,
8398 cgraph_create_edge_including_clones,
8399 cgraph_create_virtual_clone): Declare.
8400 (cgraph_function_versioning): Use VEC argument.
8401 (compute_call_stmt_bb_frequency): Update prototype.
8402 (cgraph_materialize_all_clones): New function.
8403 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8404 (ipcp_create_replace_map): Update to VECtors.
8405 (ipcp_update_callgraph): Use virtual clones.
8406 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8407 (ipcp_update_profiling): Do not update local profiling.
8408 (ipcp_insert_stage): Use VECtors and virtual clones.
8409 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8410 (clone_of_p): New function.
8411 (cgraph_preserve_function_body_p): Use clone tree.
8412 (cgraph_optimize): Materialize clones.
8413 (cgraph_function_versioning): Update for VECtors.
8414 (save_inline_function_body): Use clone tree.
8415 (cgraph_materialize_clone): New function.
8416 (cgraph_materialize_all_clones): Likewise.
8417 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8418 * ipa.c: Include gimple.h.
8419 (cgraph_remove_unreachable_nodes): Use clone tree.
8420 * ipa-prop.c (ipa_note_param_call): Update call to
8421 compute_call_stmt_bb_frequencycall.
8422 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8423 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8424 (copy_bb): Handle updating of clone tree; add new edge when new call
8426 (expand_call_inline): Be strict about every call having edge.
8427 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8428 (delete_unreachable_blocks_update_callgraph): New function.
8429 (tree_function_versioning): Use VECtors; always remove unreachable
8430 blocks and fold conditionals.
8431 * tree-inline.h: Do not include varray.h.
8432 (tree_function_versioning): Remove.
8433 * Makefile.in (GTFILES): Remove tree-inline.c
8434 * passes.c (do_per_function): Do only functions having body.
8435 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8438 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8439 Andrew Morrow <acm@google.com>
8442 * c-common.c (c_common_attribute_table): Permit deprecated
8443 attribute to take an optional argument.
8444 (handle_deprecated_attribute): If the optional argument to
8445 __attribute__((deprecated)) is not a string ignore the attribute
8448 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8449 * c-typeck.c (build_component_ref): Likewise.
8450 (build_external_ref): Likewise.
8452 * toplev.c (warn_deprecated_use): Add an attribute argument.
8453 Emit the message associated with __attribute__((deprecated)).
8455 * toplev.h (warn_deprecated_use): Updated.
8457 * doc/extend.texi: Document new optional parameter to
8458 __attribute__((deprecated))
8460 2009-05-08 Michael Eager <eager@eagercon.com>
8462 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8463 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8465 2009-05-08 Richard Guenther <rguenther@suse.de>
8467 PR tree-optimization/40062
8468 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8469 Avoid exponential behavior.
8471 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8473 PR rtl-optimization/33928
8475 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8476 process_uses, build_single_def_use_links): New.
8477 (update_df): Update use_def_ref.
8478 (forward_propagate_into): Use get_def_for_use instead of use-def
8480 (fwprop_init): Call build_single_def_use_links and let it initialize
8482 (fwprop_done): Free use_def_ref.
8483 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8484 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8485 df_rd_simulate_one_insn): New.
8486 (df_rd_bb_local_compute_process_def): Update head comment.
8487 (df_chain_create_bb): Use the new RD simulation functions.
8488 * df.h (df_rd_simulate_artificial_defs_at_top,
8489 df_rd_simulate_one_insn): New.
8490 * opts.c (decode_options): Enable fwprop at -O1.
8491 * doc/invoke.texi (-fforward-propagate): Document this.
8493 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8496 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8497 and one complex operand specially.
8498 * tree-complex.c (some_nonzerop): Do not identify a real value as
8499 zero if flag_signed_zeros.
8501 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8503 PR rtl-optimization/33928
8504 * loop-invariant.c (record_use): Fix && vs. || mishap.
8506 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8508 PR rtl-optimization/33928
8509 * loop-invariant.c (struct use): Add addr_use_p.
8510 (struct def): Add n_addr_uses.
8511 (struct invariant): Add cheap_address.
8512 (create_new_invariant): Set cheap_address.
8513 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8514 (record_uses): Pass df_ref to record_use.
8515 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8518 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8520 * config/sh/sh.c: Do not include c-pragma.h.
8522 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8524 * config/spu/spu.c: Remove include of c-common.h.
8526 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8529 * c-common.h (mark_valid_location_for_stdc_pragma,
8530 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8531 clear_float_const_decimal64, float_const_decimal64_p): New.
8532 * c.opt (Wunsuffixed-float-constants): New.
8533 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8534 unsuffixed float constant, handle new warning.
8535 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8536 * c-decl.c (c_scope): New flag float_const_decimal64.
8537 (set_float_const_decimal64, clear_float_const_decimal64,
8538 float_const_decimal64_p): New.
8539 (push_scope): Set new flag.
8540 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8541 to use STDC pragmas.
8542 (c_parser_external_declaration): Ditto.
8543 (c_parser_compound_statement_nostart): Ditto.
8544 * c-pragma.c (valid_location_for_stdc_pragma,
8545 mark_valid_location_for_stdc_pragma,
8546 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8547 handle_pragma_float_const_decimal64): New.
8548 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8549 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8550 set_float_const_decimal64, clear_float_const_decimal64,
8551 float_const_decimal64_p): New dummy functions.
8552 * doc/extend.texi (Decimal Float): Remove statement that the
8553 pragma, and suffix for double constants, are not supported.
8554 * doc/invoke.texi (Warning Options): List new option.
8555 (-Wunsuffixed-float-constants): New.
8557 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8559 * config/i386/i386.c: Do not include c-common.h.
8561 2009-05-07 Mark Heffernan <meheff@google.com>
8563 * doc/invoke.texi (Debugging Options): Document change of debugging
8565 * opts.c (decode_options): Make dump_base_name relative to
8566 aux_base_name directory.
8568 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8570 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8571 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8573 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8575 * Makefile.in (install-plugin): Simplify a bit.
8577 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8579 * Makefile.in (OBJS-common): Add regcprop.o.
8581 * timevar.def (TV_CPROP_REGISTERS): New.
8582 * regrename.c (regrename_optimize): Return 0.
8583 (rest_of_handle_regrename): Delete.
8584 (pass_rename_registers): Point to regrename_optimize.
8585 (struct value_data_entry, struct value_data,
8586 kill_value_one_regno, kill_value_regno, kill_value,
8587 set_value_regno, init_value_data, kill_clobbered_value,
8588 kill_set_value, kill_autoinc_value, copy_value,
8589 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8590 replace_oldest_value_reg, replace_oldest_value_addr,
8591 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8592 debug_value_data, validate_value_data): Move...
8593 * regcprop.c: ... here.
8594 (rest_of_handle_cprop): Delete.
8595 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8597 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8600 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8601 GEN_INT for 1 << bitnum.
8602 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8605 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8607 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8608 Remove wrong description of "nand" operation.
8610 2009-05-06 Richard Guenther <rguenther@suse.de>
8611 Adam Nemet <anemet@caviumnetworks.com>
8613 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8614 comment. Add that if LHS is not a gimple register, then RHS1 has
8615 to be a single object (GIMPLE_SINGLE_RHS).
8617 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8619 * expr.c (get_def_for_expr): Move it up in the file.
8620 (store_field): When expanding a bit-field store, look at the
8621 defining gimple stmt for the masking conversion.
8623 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8626 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8627 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8628 32-bit memcpy into long.
8630 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8632 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8633 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8635 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8636 instead of appending DW_OP_deref*.
8638 2009-05-06 Michael Matz <matz@suse.de>
8641 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8642 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8644 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8646 * Makefile.in (install-plugin): Fix srcdir handling.
8648 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8650 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8651 when processing for not_regs_needed bitmap.
8652 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8653 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8654 handling it for rhs.
8656 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8658 * config/i386/i386.md (unnamed inc/dec peephole): Use
8659 optimize_insn_for_size_p instead of optimize_size.
8660 * config/i386/predicates.md (incdec_operand): Likewise.
8661 (aligned_operand): Likewise.
8662 * config/i386/sse.md (divv8sf3): Likewise.
8663 (sqrtv8sf2): Likewise.
8665 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8667 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8669 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8671 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8673 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8674 ssemodesuffixf2c with avxmodesuffixf2c.
8676 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8679 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8681 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8683 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8684 (struct tree_base): Adjust spacing for 8 bit boundaries.
8685 (struct tree_decl_common): Add decl_by_reference_flag bit.
8686 (DECL_BY_REFERENCE): Adjust.
8687 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8688 print DECL_BY_REFERENCE bit.
8689 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8690 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8691 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8692 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8696 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8697 range of the type, but default label is missing, add it with one
8698 of the existing labels instead of adding a new label for it.
8700 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8704 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8706 * Makefile.in (enable_plugin, plugin_includedir): New.
8707 (install): Depend on install-plugin.
8708 (PLUGIN_HEADERS): New.
8709 (install-plugin): New.
8710 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8712 2009-05-05 Richard Guenther <rguenther@suse.de>
8714 PR tree-optimization/40022
8715 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8717 (phivn_valid_p): Fix tuplification error, simplify.
8718 (phiprop_insert_phi): Add dumps.
8719 (propagate_with_phi): Simplify.
8721 2009-05-05 Richard Guenther <rguenther@suse.de>
8724 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8726 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8728 * tree.h (strip_float_extensions): Remove duplicate declaration.
8729 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8730 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8731 block_ultimate_origin): Rearrange the declarations line to match the
8732 comment that indicates the .c file which the functions are defined.
8733 (dwarf2out_*, set_decl_rtl): Add comment.
8734 (get_base_address): Adjust comment.
8735 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8736 declarations line and add comment.
8737 (is_builtin_name): Add blank after function name, for clarity.
8739 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8741 * attribs.c (decl_attributes): Use %qE for identifiers in
8743 * cgraphunit.c (verify_cgraph_node): Translate function names to
8744 locale character set in diagnostics.
8745 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8747 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8748 Document that functions are named in UTF-8.
8749 * expr.c (expand_expr_real_1): Translate function names to locale
8750 character set in diagnostics.
8751 * gimplify.c (omp_notice_variable, omp_is_private,
8752 gimplify_scan_omp_clauses): Use %qE for identifiers in
8754 * langhooks.c (lhd_print_error_function): Translate function names
8755 to locale character set.
8756 * langhooks.h (decl_printable_name): Document that return value is
8757 in internal character set.
8758 * stmt.c: Include pretty-print.h
8759 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8761 (resolve_operand_name_1): Translate named operand name to locale
8763 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8765 * toplev.c (announce_function): Translate function names to locale
8767 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8768 (default_tree_printer): Use pp_identifier or translate identifiers
8769 to locale character set. Mark "<anonymous>" for translation.
8770 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8771 for identifiers in diagnostics.
8772 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8774 * varasm.c (output_constructor): Use %qE for identifiers in
8777 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8779 * configure.ac: use ` ` instead of $()
8780 * configure: Regenerate.
8782 2009-05-05 Ben Elliston <bje@au.ibm.com>
8784 * config/pa/linux-atomic.c: Eliminate conditional include of
8785 errno.h on non-LP64 systems to simplify build requirements.
8787 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8789 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8791 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8792 and pass value to identifier_to_locale.
8793 (warn_variable_length_array): Make name a tree.
8794 (grokdeclarator): Separate diagnostic texts for named and unnamed
8795 declarators. Use %qE for named declarators.
8796 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8798 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8799 identifiers in diagnostics.
8800 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8801 identifier_to_locale. Mark "anonymous" strings for translation.
8803 2009-05-04 Michael Eager <eager@eagercon.com>
8805 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8806 address for DImode/DFmode only if double-precision FP regs.
8808 2009-05-04 Michael Eager <eager@eagercon.com>
8810 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8811 TARGET_SINGLE_FLOAT check.
8813 2009-05-04 Michael Eager <eager@eagercon.com>
8815 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8817 2009-05-04 Michael Eager <eager@eagercon.com>
8819 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8820 * config/rs6000/t-xilinx: New
8822 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8824 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8825 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8826 * gcc/explow.c (memory_address): Use target hook.
8827 * gcc/targhooks.c (default_legitimize_address): New.
8828 * gcc/targhooks.h (default_legitimize_address): New.
8829 * gcc/target.h (legitimize_address): New.
8830 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8831 (TARGET_INITIALIZER): Include it.
8832 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8834 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8835 * config/bfin/bfin.c (legitimize_address): Remove.
8836 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8837 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8839 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8840 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8842 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8843 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8844 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8845 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8846 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8847 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8848 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8849 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8850 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8851 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8852 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8853 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8854 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8855 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8856 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8857 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8858 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8859 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8860 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8861 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8862 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8863 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8864 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8866 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8867 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8868 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8869 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8870 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8871 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8872 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8873 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8874 (thumb_legitimize_address): Delete.
8875 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8876 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8877 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8878 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8879 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8880 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8882 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8885 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8886 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8887 * config/m32r/m32r.c (m32r_legitimize_address): New.
8888 * config/m68k/m68k.c (m68k_legitimize_address): New.
8889 * config/score/score.c (score_legitimize_address): Standardize.
8890 * config/score/score3.c (score3_legitimize_address): Standardize.
8891 * config/score/score3.h (score3_legitimize_address): Adjust.
8892 * config/score/score7.c (score7_legitimize_address): Standardize.
8893 * config/score/score7.h (score7_legitimize_address): Adjust.
8894 * config/sh/sh.c (sh_legitimize_address): New.
8895 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8897 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8898 (s390_legitimize_address): ... this.
8899 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8900 (sparc_legitimize_address): ... this.
8901 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8902 (ix86_legitimize_address): ... this.
8903 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8904 (avr_legitimize_address): ... this.
8905 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8906 (mn10300_legitimize_address): ... this.
8907 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8908 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8909 (alpha_expand_mov): Adjust call.
8911 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8912 * config/spu/spu.c (spu_legitimize_address): Likewise.
8913 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8914 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8916 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8918 * intl.c (locale_encoding, locale_utf8): New.
8919 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8920 * intl.h (locale_encoding, locale_utf8): Declare.
8921 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8922 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8924 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8926 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8927 (pp_base_tree_identifier): Declare as function.
8928 (identifier_to_locale): Declare.
8929 * Makefile.in (pretty-print.o): Update dependencies.
8930 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8932 2009-05-04 Richard Guenther <rguenther@suse.de>
8935 * builtins.c (fold_builtin_memory_op): Do not decay to element
8936 type if the size matches the whole array.
8938 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8940 * expmed.c (synth_mult): When trying out a shift, pass the result
8943 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8945 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8946 (shiftsub1_cost): New.
8947 (init_expmed): Compute shiftsub1_cost.
8948 (synth_mult): Optimize multiplications by constants of the form
8949 -(2^^m-1) for some constant positive integer m.
8951 2009-05-03 Richard Guenther <rguenther@suse.de>
8954 * c-typeck.c (array_to_pointer_conversion): Do not built
8955 ADDR_EXPRs of arrays of pointer-to-element type.
8956 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8957 up wrong ADDR_EXPRs after-the-fact.
8958 * c-common.c (strict_aliasing_warning): Strip pointer
8959 conversions for obtaining the original type.
8960 * builtins.c (fold_builtin_memset): Handle array types.
8961 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8964 2009-05-03 Richard Guenther <rguenther@suse.de>
8967 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8968 Do not lose casts from array types with unknown extent to array
8969 types with known extent.
8970 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8971 alias set compatibility.
8973 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8975 * flags.h (extra_warnings): Delete.
8976 * toplev.c (process_options): Handle Wuninitialized here.
8977 * opts.c (extra_warnings): Delete.
8978 (set_Wextra): Delete.
8979 (common_handle_option): -Wextra can be handled automatically.
8980 * c-opts.c (c_common_handle_option): Delete obsolete code.
8981 (c_common_post_options): Simplify comment.
8982 * common.opt (W): Add Var.
8984 (Wuninitialized): Initialize to -1.
8986 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8987 Richard Guenther <rguenther@suse.de>
8989 * expr.c (get_def_for_expr): New function.
8990 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8991 SSA rather than trees.
8992 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8993 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8995 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8997 * c-common.c (reswords): Add _Imaginary.
8998 * c-common.c (enum rid): Add RID_IMAGINARY.
9000 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9002 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9003 Patch by Richard Guenther.
9005 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9007 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9008 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9009 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9010 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9011 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9012 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9013 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9014 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9015 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9016 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9017 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9018 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9019 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9020 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9021 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9022 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9023 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9024 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9026 2009-05-02 Richard Guenther <rguenther@suse.de>
9028 PR tree-optimization/39940
9029 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9032 2009-05-02 Richard Guenther <rguenther@suse.de>
9035 * tree-ssa.c (execute_update_addresses_taken): Properly check
9036 if we can mark a variable DECL_GIMPLE_REG_P.
9037 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9038 back to the end of the function.
9039 (is_gimple_reg_type): Remove complex type special casing.
9040 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9043 2009-05-02 Ben Elliston <bje@au.ibm.com>
9045 * doc/collect2.texi (Collect2): Document search path behaviour
9046 when configured with --with-ld.
9048 2009-05-02 Jan Hubicka <jh@suse.cz>
9050 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9051 parameter; update callers.
9052 (coalesce_cost_edge): EH edges are costier because they needs
9053 splitting even if not critical and even more costier when there are
9054 multiple EH predecestors.
9056 2009-05-02 Jan Hubicka <jh@suse.cz>
9058 * except.c (remove_eh_handler_and_replace): Handle updating after
9059 removing TRY blocks.
9061 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9063 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9065 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9067 * varasm.c: Do not include c-pragma.h.
9068 * attribs.c: Do not incude c-common.h.
9070 2009-05-01 Michael Matz <matz@suse.de>
9072 * calls.c (initialize_argument_information): Handle SSA names like
9073 decls with a non MEM_P DECL_RTL.
9075 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9077 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9078 * ipa-utils.c: Likewise.
9079 * ipa-type-escape.c: Likewise.
9080 * cgraphunit.c Do not include c-common.h.
9081 * ipa-pure-const.c: Likewise.
9082 * tree-if-conv.c: Likewise.
9083 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9084 * ipa-struct-reorg.c: Likewise.
9085 * tree-nomudflap.c: Likewise.
9086 * tree-ssa-structalias.c: Likewise.
9088 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9090 * store-motion.c: Many cleanups to make this pass a first-class
9091 citizen instead of an appendix to gcse load motion. Add TODO list
9092 to make this pass faster/cleaner/better.
9094 (struct ls_expr): Post gcse.c-split cleanups.
9095 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9096 "stores" field to "avail_stores".
9097 (pre_ldst_mems): Rename to store_motion_mems.
9098 (pre_ldst_table): Rename to store_motion_mems_table.
9099 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9100 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9101 (ldst_entry): Rename to st_expr_entry, update users.
9102 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9103 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9104 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9106 (first_ls_expr): Rename to first_st_expr, update users.
9107 (next_ls_expr): Rename to next_st_expr, update users.
9108 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9109 fields properly for store motion instead of names inherited from load
9111 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9112 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9115 (ae_kill): Rename to st_kill, update users.
9116 (ae_gen): Rename to st_avloc, update users.
9117 (transp): Rename to st_transp, update users.
9118 (pre_insert_map): Rename to st_insert_map, update users.
9119 (pre_delete_map): Rename to st_delete_map, update users.
9120 (insert_store, build_store_vectors, free_store_memory,
9121 one_store_motion_pass): Update for abovementioned changes.
9123 (gcse_subst_count, gcse_create_count): Remove.
9124 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9125 and "n_stores_created", local variables.
9127 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9130 (regvec, compute_store_table_current_insn): Remove.
9131 (reg_set_info, reg_clear_last_set): Remove.
9132 (compute_store_table): Use DF caches instead of local dataflow
9135 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9137 * c-objc-common.c (c_tree_printer): Print identifiers with
9138 pp_identifier, not pp_string. Mark "({anonymous})" for
9140 * c-pretty-print.c (pp_c_ws_string): New.
9141 (pp_c_cv_qualifier, pp_c_type_specifier,
9142 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9143 pp_c_storage_class_specifier, pp_c_function_specifier,
9144 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9145 pp_c_primary_expression, pp_c_postfix_expression,
9146 pp_c_unary_expression, pp_c_shift_expression,
9147 pp_c_relational_expression, pp_c_equality_expression,
9148 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9149 use pp_string and pp_c_ws_string in place of pp_identifier and
9150 pp_c_identifier for non-identifiers. Mark English strings for
9152 * c-pretty-print.h (pp_c_ws_string): Declare.
9154 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9155 Roland McGrath <roland@redhat.com>
9157 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9158 (ENABLE_LD_BUILDID): New configuration option.
9159 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9160 (LINK_BUILDID_SPEC): New macro.
9161 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9163 * doc/install.texi: Document --enable-linker-build-id option.
9164 * configure: Rebuild.
9165 * config.in: Rebuild.
9167 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9169 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9170 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9171 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9172 MIPS_GP_SAVE_AREA_SIZE.
9173 * config/mips/mips.c (struct mips_frame_info): Update comment
9174 before arg_pointer_offset and hard_frame_pointer_offset.
9175 (mips_compute_frame_info): Update diagram before function: to
9176 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9177 indicate the position of frame_pointer_rtx with -fstack-protector and
9178 to show args_size. Don't allocate cprestore area for leaf functions
9179 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9181 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9183 2009-04-30 Michael Matz <matz@suse.de>
9185 PR tree-optimization/39955
9186 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9188 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9190 * ira.c (setup_cover_and_important_classes): Use safe macro
9191 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9193 * genpreds.c (write_tm_preds_h): Output suitable definition of
9194 REG_CLASS_FOR_CONSTRAINT.
9196 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9198 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9200 * bitmap.c (bitmap_descriptor): Likewise.
9201 * ggc-common.c (loc_descriptor): Likewise.
9202 * varray.c (varray_descriptor): Likewise.
9203 * vec.c (vec_descriptor): Likewise.
9205 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9207 * Makefile.in (dce.o): Add $(EXCEPT_H).
9208 * dce.c: Include except.h and delete redundant vector definitions.
9209 (deletable_insn_p): Return false for non-call insns that can throw
9212 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9214 * gcse.c (ae_gen): Remove.
9215 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9216 and make non-static function to make it available in store-motion.c.
9217 Update call sites with search-and-replace.
9218 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9219 extract_mentioned_regs, extract_mentioned_regs_helper,
9220 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9221 store_killed_in_insn, store_killed_after, store_killed_before,
9222 build_store_vectors, insert_insn_start_basic_block, insert-store,
9223 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9224 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9225 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9226 * store-motion.c: ...new file. Also copy data structures from gcse.c
9227 and clean up to remove parts not used by store motion.
9228 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9229 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9231 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9234 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9235 when optimizing for size.
9237 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9239 * gcse.c (gcse_constant_p): Fix typo in last change.
9241 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9243 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9245 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9247 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9249 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9251 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9252 CONST_HIGH_PART result.
9254 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9256 * config/avr/avr.c (initial_elimination_offset): Rename to
9257 avr_initial_elimination_offset.
9258 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9259 change return type to bool.
9260 (avr_can_eliminate): New function.
9261 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9262 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9263 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9264 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9265 avr_initial_elimination_offset.
9266 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9267 (avr_initial_elimination_offset): Define.
9269 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9270 Steven Bosscher <steven@gcc.gnu.org>
9272 PR rtl-optimization/39938
9273 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9274 * cfgrtl.c: Include insn-attr.h.
9275 (rest_of_pass_free_cfg): New function.
9276 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9277 * resource.c (init_resource_info): Remove call to df_analyze.
9279 2009-04-29 Richard Guenther <rguenther@suse.de>
9282 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9283 allow conversion to signed integers.
9285 2009-04-29 Richard Guenther <rguenther@suse.de>
9287 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9288 shifts of floating point vectors if the shift amount is
9289 a constant multiple of the element size.
9291 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9292 Michael Matz <matz@suse.de>
9296 * tree-outof-ssa.c (emit_partition_copy): New function.
9297 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9298 insert_part_to_rtx_on_edge): Perform the partition base var
9299 copy using emit_partition_copy.
9300 (insert_value_copy_on_edge): Convert constants to the right mode.
9301 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9302 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9304 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9306 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9307 scan backwards to try to find a constant to initialize it.
9309 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9310 insn before the loop_end instruction, don't look past labels.
9312 2009-04-29 Richard Guenther <rguenther@suse.de>
9315 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9316 loose type conversions.
9317 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9318 stmts only if there are no uses of its definition.
9320 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9322 * config/bfin/bfin.h (splitting_loops): Declare.
9323 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9324 Reorder bit definitions to be ascending.
9325 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9326 * config/bfin/bfin.c (splitting_loops): New variable.
9327 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9328 (struct loop_info): Remove members INIT and LOOP_INIT.
9329 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9330 the LSETUP sequence. Allow LC to be loaded from any register, but
9331 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9332 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9334 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9335 of reload_completed.
9338 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9340 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9342 * Makefile.in (PLUGIN_VERSION_H): New.
9343 (OBJS-common): Remove plugin-version.o.
9344 (plugin.o): Depend on (PLUGIN_VERSION_H).
9345 (plugin-version.o): Remove.
9346 * configure: Regenerate
9347 * configure.ac: Create plugin-version.h.
9348 * gcc-plugin.h (plugin_gcc_version): Remove.
9349 (plugin_default_version_check): Change signature.
9350 * plugin-version.c: Remove.
9351 * plugin.c: Include plugin-version.h.
9352 (str_plugin_gcc_version_name): Remove.
9353 (try_init_one_plugin): Pass gcc version to plugin_init.
9354 (plugin_default_version_check): Both gcc and plugin versions are now
9357 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9359 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9360 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9361 Remove special case testing for last insn of inner loops. Don't fail
9362 if the loop ends with a jump, emit an extra nop instead.
9364 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9365 DREGS rather than comparing directly. Remove code that tries to
9366 account for latencies.
9368 2009-04-29 Richard Guenther <rguenther@suse.de>
9370 PR tree-optimization/39941
9371 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9372 eliminating an indirect call.
9374 2009-04-29 Richard Guenther <rguenther@suse.de>
9376 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9377 parameter. Allow invariants as base if !require_lvalue.
9378 (verify_gimple_assign_single): Adjust.
9380 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9382 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9383 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9384 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9385 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9386 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9388 * config/bfin/bfin.c (bfin_expand_builtin,
9389 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9391 2009-04-28 Richard Guenther <rguenther@suse.de>
9393 * tree-vect-loop.c (get_initial_def_for_induction): Use
9394 correct types for pointer increment.
9396 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9398 * toplev.c (print_version): Update GMP version string calculation.
9400 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9402 PR rtl-optimization/39938
9403 * resource.c (init_resource_info): Add call to df_analyze.
9405 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9407 * config/alpha/alpha.md (usegp): Cast the result of
9408 alpha_find_lo_sum_using_gp to enum attr_usegp.
9409 * config/alpha/alpha.c (override_options): Remove end-of-structure
9410 marker element from cpu_table. Use array size of cpu_table to handle
9411 -mcpu and -mtune options.
9412 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9414 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9416 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9417 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9418 tune_32 and tune_64.
9419 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9421 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9422 * config/rs6000/option-defaults.h: ... here. New file.
9423 (OPT_64, OPT_32): Define.
9424 (MASK_64BIT): Define to 0 if not already defined.
9425 (OPT_ARCH64, OPT_ARCH32): Define.
9426 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9429 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9431 * config/arm/arm.c (arm_override_options): Emit error on using
9434 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9436 PR rtl-optimization/39914
9437 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9438 registers for allocnos created from user-defined variables only
9439 when not optimizing.
9441 2009-04-28 Richard Guenther <rguenther@suse.de>
9444 * fold-const.c (fold_binary): Use distribute_real_division only
9447 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9449 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9450 add hpux-stdint.h to tm_file.
9451 (hppa[12]*-*-hpux11*): Ditto.
9452 (ia64*-*-hpux*): Ditto.
9453 * config/hpux-stdint.h: New.
9454 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9455 __STDC_EXT__ for all compiles.
9456 * config/pa/pa-hpux.h: Ditto.
9457 * config/pa/pa-hpux10.h: Ditto.
9458 * config/pa/pa-hpux11.h: Ditto.
9460 2009-04-28 Catherine Moore <clm@codesourcery.com>
9462 * debug.h (set_name): Add comment.
9464 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9467 * config/darwin.c (machopic_gen_offset): Check
9468 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9469 * config/arm/arm.c (require_pic_register): Likewise.
9471 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9473 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9474 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9475 m32c_promote_prototypes): Delete.
9477 2009-04-28 Michael Matz <matz@suse.de>
9480 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9483 2009-04-28 Richard Guenther <rguenther@suse.de>
9485 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9487 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9489 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9490 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9491 * config/arm/arm-tune.md: Regenerate.
9493 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9495 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9496 block if there are complex incoming edges.
9497 (sel_merge_blocks): Remove useless assert.
9498 (sel_redirect_edge_and_branch): Check that edge was redirected.
9499 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9500 (sel_find_rgns): Delete declaration.
9501 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9502 the region when it is not a preheader.
9504 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9507 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9509 2009-04-28 Richard Guenther <rguenther@suse.de>
9511 * tree.h (SSA_NAME_VALUE): Remove.
9512 (struct tree_ssa_name): Remove value_handle member.
9513 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9514 array for jump threading.
9515 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9517 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9518 * tree-flow.h (threadedge_initialize_values): Declare.
9519 (threadedge_finalize_values): Likewise.
9520 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9521 (SSA_NAME_VALUE): Define.
9522 (threadedge_initialize_values): New function.
9523 (threadedge_finalize_values): Likewise.
9524 * tree-ssa-dom.c (ssa_name_values): New global variable.
9525 (SSA_NAME_VALUE): Define.
9526 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9528 2009-04-28 Ira Rosen <irar@il.ibm.com>
9530 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9531 Use REPORT_VECTORIZED_LOCATIONS instead
9532 REPORT_VECTORIZED_LOOPS.
9533 * tree-vectorizer.c (vect_verbosity_level): Make static.
9534 (vect_loop_location): Rename to vect_location.
9535 (vect_set_verbosity_level): Update comment.
9536 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9538 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9539 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9540 instead REPORT_UNVECTORIZED_LOOPS.
9541 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9542 and vect_loop_def to vect_external_def and vect_internal_def.
9543 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9544 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9545 REPORT_UNVECTORIZED_LOCATIONS.
9546 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9547 and vect_used_in_loop and to vect_unused_in_scope and
9549 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9550 (vect_verbosity_level): Remove declaration.
9551 (vect_analyze_operations): Likewise.
9552 (vect_analyze_stmt): Declare.
9553 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9554 REPORT_UNVECTORIZED_LOCATIONS.
9555 (vect_get_loop_niters): Fix indentation.
9556 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9557 (vect_analyze_loop_operations): New function.
9558 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9559 vect_analyze_operations.
9560 (vect_is_simple_reduction): Use new names.
9561 (vectorizable_live_operation, vect_transform_loop): Likewise.
9562 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9563 to specify whether the data references can be a part of interleaving
9565 (vect_analyze_data_ref_dependence): Use new names.
9566 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9567 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9568 * tree-vect-patterns.c (widened_name_p): Use new names.
9569 (vect_recog_dot_prod_pattern): Likewise.
9570 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9571 (process_use, vect_mark_stmts_to_be_vectorized,
9572 vect_model_simple_cost, vect_model_store_cost,
9573 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9574 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9575 vectorizable_operation, vectorizable_type_demotion,
9576 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9577 vectorizable_condition): Likewise.
9578 (vect_analyze_operations): Split into vect_analyze_loop_operations
9580 (vect_analyze_stmt): ... new function.
9581 (new_stmt_vec_info): Use new names.
9582 (vect_is_simple_use): Use new names and fix comment.
9583 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9584 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9586 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9589 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9590 and integer modes for x87 operands. Do not ICE for unsupported size,
9591 generate error instead. Generate error for unsupported operand types.
9592 ['z']: Do not handle HImode memory operands specially. Warning
9593 for floating-point operands. Fallthru to 'Z' for unsupported operand
9594 types. Do not ICE for unsupported size, generate error instead.
9595 (output_387_binary_op): Use %Z to output operands.
9596 (output_fp_compare): Ditto.
9597 (output_387_reg_move): Ditto.
9599 2009-04-28 Ben Elliston <bje@au.ibm.com>
9604 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9606 * builtins.c (c_strlen): Do not warn here.
9607 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9608 * c-common.c (pointer_int_sum): Take an explicit location.
9609 Warn about offsets out of bounds.
9610 * c-common.h (pointer_int_sum): Adjust declaration.
9612 2009-04-27 Ian Lance Taylor <iant@google.com>
9614 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9616 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9617 * df-core.c (df_set_flags): Change return type to int. Change
9618 type of old_flags to int.
9619 (df_clear_flags): Likewise.
9620 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9621 (df_get_conditional_uses): Likewise.
9622 * df.h (df_set_flags, df_clear_flags): Update declarations.
9623 * dwarf2out.c (struct indirect_string_node): Change type of form
9624 field to enum dwarf_form.
9625 (AT_string_form): Change return type to enum dwarf_form.
9626 * fixed-value.c (fixed_compare): Add cast to enum type.
9627 * fwprop.c (update_df): Change 0 to VOIDmode.
9628 * gensupport.c: Change 0 to UNKNOWN.
9629 * gimple.h (gimple_cond_code): Add cast to enum type.
9630 * haifa-sched.c (reemit_notes): Add cast to enum type.
9631 * hooks.c (hook_int_void_no_regs): Remove function.
9632 * hooks.h (hook_int_void_no_regs): Remove declaration.
9633 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9634 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9635 * real.c (real_arithmetic): Add cast to enum type.
9636 (real_compare): Likewise.
9637 * target.h (struct gcc_target): Change return type of
9638 branch_target_register_class to enum reg_class.
9639 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9640 default_branch_target_register_class.
9641 * targhooks.c (default_branch_target_register_class): New function.
9642 * targhooks.h (default_branch_target_register_class): Declare.
9643 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9644 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9646 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9648 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9649 vect_uninitialized_def. Change 0 to ERROR_MARK.
9650 * tree-vect-stmts.c (supportable_widening_operation): Don't
9651 initialize icode1 and icode2.
9652 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9653 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9655 (cmn_err_flag_specs): Change 0 to STD_C89.
9656 (cmn_err_char_table): Likewise.
9657 * config/arm/arm.c (get_arm_condition_code): Change type of code
9658 to enum arm_cond_code.
9659 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9660 (IWMMXT_BUILTIN2): Likewise.
9661 (neon_builtin_type_bits): Don't define typedef.
9662 (neon_builtin_datum): Change type of bits field to int.
9663 (arm_expand_neon_args): Add cast to enum type.
9664 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9666 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9668 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9670 * config/mips/mips.md (jal_macro): Return enum constant.
9671 (single_insn): Likewise.
9672 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9674 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9676 * config/s390/s390.c (s390_tune_flags): Change type to int.
9677 (s390_arch_flags): Likewise.
9678 (s390_handle_arch_option): Change flags field of struct pta to int.
9679 * config/s390/s390.h (s390_tune_flags): Update declaration.
9680 (s390_arch_flags): Likewise.
9681 * config/sh/sh.c (prepare_move_operands): Compare
9682 tls_symbolic_operand result with enum constant.
9683 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9684 (sh_expand_prologue): Add cast to enum type.
9685 (sh_expand_epilogue): Likewise.
9686 (tls_symbolic_operand): Change return type to enum tls_model.
9687 (fpscr_set_from_mem): Add cast to enum type.
9688 (legitimize_pic_address): Compare tls_symbolic_operand result with
9690 (sh_target_reg_class): Change return type to enum reg_class.
9691 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9693 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9694 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9695 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9696 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9697 (delayed_branch, tls_call_delay): Likewise.
9698 (eligible_for_sibcall_delay): Likewise.
9699 (eligible_for_return_delay): Likewise.
9700 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9701 (spu_expand_builtin_1): Likewise.
9703 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9704 for all types of conversions.
9705 (output_init_element): Issue -Wc++-compat warning if needed when
9706 initializing a bitfield with enum type.
9707 * c-parser.c (c_parser_expression): Set original_type to
9708 original_type of right hand operand of comman operator.
9710 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9712 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9714 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9715 * doc/cpp.texi (Standard Predefined Macros)
9716 (Implementation-defined behavior): Likewise.
9717 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9718 * doc/gimple.texi (GIMPLE Exception Handling)
9719 (@code{GIMPLE_ASSIGN}): Likewise.
9720 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9721 * doc/invoke.texi (Warning Options, Optimize Options)
9722 (AVR Options, Darwin Options): Likewise.
9723 (Optimize Options): Reformulate -fwhole-program description.
9724 * doc/loop.texi (Lambda): Likewise.
9725 * doc/md.texi (Output Template, Define Constraints)
9726 (Standard Names, Insn Splitting): Likewise.
9727 * doc/options.texi (Option properties): Likewise.
9728 * doc/passes.texi (Tree-SSA passes): Likewise.
9729 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9730 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9731 (File Names and DBX): Likewise.
9732 * doc/trouble.texi (Incompatibilities): Likewise.
9734 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9736 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9737 instruction is correct.
9739 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9741 Allow non-constant arguments to conversion intrinsics.
9742 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9743 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9744 * spu.c (print_operand): Handle 'v' and 'w'.
9745 (exp2_immediate_p, spu_gen_exp2): Define.
9746 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9747 spu_convtf_1): Update parameter descriptions.
9748 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9749 * constraints.md ('v', 'w'): New.
9750 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9752 (i2f, I2F): New define_mode_attr.
9753 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9754 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9755 fixuns_truncv4sfv4si2): Update to use mode attribute.
9756 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9757 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9758 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9759 patterns for combine.
9761 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9763 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9764 (cprop, hoist, pre, store_motion): New debug counters.
9765 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9766 is not an RTL pass anymore.
9767 (pass_profiling): Remove extern decl for pass removed in 2005.
9768 (pass_gcse, pass_jump_bypass): Remove.
9769 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9770 to 0 for clean state.
9771 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9772 * cse.c (gate_handle_cse_after_global_opts,
9773 rest_of_handle_cse_after_global_opts): New functions.
9774 (pass_cse_after_global_opts): New pass, does local CSE.
9775 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9776 (TV_CPROP): New timevar.
9777 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9778 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9779 (gcse_main, recompute_all_luids): Remove.
9780 (compute_hash_table_work): Call max_reg_num instead of reading
9782 (cprop_jump): Don't set run_jump_opt_after_gcse.
9783 (constprop_register): Always allow to alter jumps.
9784 (cprop_insn): Likewise.
9785 (do_local_cprop): Likewise.
9786 (local_cprop_pass): Likewise. Return non-zero if something changed.
9787 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9788 (find_implicit_sets): Add note about missed optimization opportunity.
9789 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9790 pass_rtl_cprop execute function.
9791 Don't bother tracking the pass number, each pass gets its own dumpfile
9793 Always allow to alter jumpsand bypass jumps.
9794 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9795 will just find no suitable set.
9796 (pre_edge_insert): Fix dumping, this function is for PRE only.
9797 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9798 pass_rtl_pre execute function.
9799 (hoist_code): Return non-zero if something changed. Keep track of
9800 substitutions and insertions for statistics gathering similar to PRE.
9801 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9802 called from the pass_rtl_hoist execute function. Show pass statistics.
9803 (compute_store_table): Use max_reg_num directly instead of using the
9804 formerly global max_gcse_regno.
9805 (build_store_vectors): Likewise.
9806 (replace_store_insn): Fix dumping.
9807 (store_motion): Rename to ...
9808 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9809 pass, called from the pass_rtl_store_motion execute function. Keep
9810 track of substitutions and insertions for statistics gathering similar
9812 (bypass_jumps): Remove, fold interesting bits into ...
9813 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9814 from the pass_rtl_cprop execute function.
9815 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9816 pass_jump_bypass): Remove.
9817 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9818 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9819 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9820 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9821 (gate_rtl_store_motion, execute_rtl_store_motion,
9822 pass_rtl_store_motion): New.
9823 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9824 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9825 * passes.c (init_optimization_passes): Remove pass_gcse and
9826 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9827 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9828 instead of pass_jump_bypass.
9830 2009-04-27 Richard Guenther <rguenther@suse.de>
9833 * gimplify.c (gimplify_expr): If we are required to create
9834 a temporary make sure it ends up as register.
9836 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9839 * config/i386/i386.c (construct_container): Don't call
9840 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9841 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9843 2009-04-27 Michael Matz <matz@suse.de>
9845 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9846 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9847 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9848 (dump_replaceable_exprs): Take a bitmap.
9849 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9851 (expand_gimple_basic_block): Likewise.
9852 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9853 replaceable_expressions member a bitmap.
9854 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9855 (mark_replaceable): Likewise.
9856 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9857 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9859 2009-04-27 Richard Guenther <rguenther@suse.de>
9861 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9862 (verify_stmts): Dispatch to gimple/type verification code.
9863 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9864 issue with call argument types.
9866 2009-04-27 Michael Matz <matz@suse.de>
9868 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9869 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9872 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9873 Eric Botcazou <ebotcazou@adacore.com>
9875 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9876 a label's basic block.
9877 (mark_target_live_regs): Tidy and rework obsolete comments.
9878 Change back DF problem to LIVE. If a label starts a basic block,
9879 assume that all registers that used to be live then still are.
9880 (init_resource_info): If a label starts a basic block, set its
9881 BLOCK_FOR_INSN accordingly.
9882 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9884 2009-04-27 Richard Guenther <rguenther@suse.de>
9886 * tree-flow-inline.h (function_ann): Remove.
9887 (get_function_ann): Likewise.
9888 * tree-dfa.c (create_function_ann): Remove.
9889 * tree-flow.h (struct static_var_ann_d): Remove.
9890 (struct function_ann_d): Likewise.
9891 (union tree_ann_d): Remove fdecl member.
9892 (function_ann_t): Remove.
9893 (function_ann, get_function_ann, create_function_ann): Remove
9896 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9898 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9900 2009-04-27 Jan Hubicka <jh@suse.cz>
9902 * ipa-pure-const.c (struct funct_state_d): New fields
9903 state_previously_known, looping_previously_known; remove
9904 state_set_in_source.
9905 (analyze_function): Use new fields.
9906 (propagate): Avoid assumption that state_set_in_source imply
9909 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9910 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9911 * cfgloop.h (finite_loop_p): Declare.
9913 2009-04-26 Michael Matz <matz@suse.de>
9915 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9917 2009-04-26 Michael Matz <matz@suse.de>
9919 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9920 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9921 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9922 pass_mark_used_blocks): Remove.
9923 * tree-optimize.c (pass_free_datastructures,
9924 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9925 * passes.c (init_optimization_passes): Don't call
9926 pass_mark_used_blocks, remove dead code.
9928 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9930 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9931 * tree-ssa-live.h (register_ssa_partition): Likewise.
9933 2009-04-26 Michael Matz <matz@suse.de>
9936 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9937 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9938 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9940 (compare_pairs): Swap cost comparison.
9941 (coalesce_ssa_name): Don't use change_partition_var.
9942 * tree-nrv.c (struct nrv_data): Add modified member.
9943 (finalize_nrv_r): Set it.
9944 (tree_nrv): Use it to update statements.
9945 (pass_nrv): Require PROP_ssa.
9946 * tree-mudflap.c (mf_decl_cache_locals,
9947 mf_build_check_statement_for): Use make_rename_temp.
9948 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9949 * alias.c (find_base_decl): Handle SSA names.
9950 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9951 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9952 * rtl.h (set_reg_attrs_for_parm): Declare.
9953 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9954 to "optimized", remove unused locals at finish.
9955 (execute_free_datastructures): Make global, call
9956 delete_tree_cfg_annotations.
9957 (execute_free_cfg_annotations): Don't call
9958 delete_tree_cfg_annotations.
9960 * ssaexpand.h: New file.
9961 * expr.c (toplevel): Include ssaexpand.h.
9962 (expand_assignment): Handle SSA names the same as register variables.
9963 (expand_expr_real_1): Expand SSA names.
9964 * cfgexpand.c (toplevel): Include ssaexpand.h.
9965 (SA): New global variable.
9966 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9967 (SSAVAR): New macro.
9968 (set_rtl): New helper function.
9969 (add_stack_var): Deal with SSA names, use set_rtl.
9970 (expand_one_stack_var_at): Likewise.
9971 (expand_one_stack_var): Deal with SSA names.
9972 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9973 before unique numbers.
9974 (expand_stack_vars): Use set_rtl.
9975 (expand_one_var): Accept SSA names, add asserts for them, feed them
9976 to above subroutines.
9977 (expand_used_vars): Expand all partitions (without default defs),
9978 then only the local decls (ignoring those expanded already).
9979 (expand_gimple_cond): Remove edges when jumpif() expands an
9981 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9982 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9984 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9985 members of SA; deal with PARM_DECL partitions here; expand
9986 all PHI nodes, free tree datastructures and SA. Commit instructions
9987 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9988 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9989 info and statements at start, collect garbage at finish.
9990 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9991 (VAR_ANN_PARTITION) Remove.
9992 (change_partition_var): Don't declare.
9993 (partition_to_var): Always return SSA names.
9994 (var_to_partition): Only accept SSA names.
9995 (register_ssa_partition): Only check argument.
9996 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9998 (delete_var_map): Don't free it.
9999 (var_union): Only accept SSA names, simplify.
10000 (partition_view_init): Mark only useful SSA names as used.
10001 (partition_view_fini): Only deal with SSA names.
10002 (change_partition_var): Remove.
10003 (dump_var_map): Use ssa_name instead of partition_to_var member.
10004 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10006 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10007 (struct _elim_graph): New member const_dests; nodes member vector of
10009 (set_location_for_edge): New static helper.
10010 (create_temp): Remove.
10011 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10012 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10013 (new_elim_graph): Allocate const_dests member.
10014 (clean_elim_graph): Truncate const_dests member.
10015 (delete_elim_graph): Free const_dests member.
10016 (elim_graph_size): Adapt to new type of nodes member.
10017 (elim_graph_add_node): Likewise.
10018 (eliminate_name): Likewise.
10019 (eliminate_build): Don't take basic block argument, deal only with
10020 partition numbers, not variables.
10021 (get_temp_reg): New static helper.
10022 (elim_create): Use it, deal with RTL temporaries instead of trees.
10023 (eliminate_phi): Adjust all calls to new signature.
10024 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10025 (rewrite_trees): Only do checking.
10026 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10027 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10028 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10029 contains_tree_r, MAX_STMTS_IN_LATCH,
10030 process_single_block_loop_latch, analyze_edges_for_bb,
10031 perform_edge_inserts): Remove.
10032 (expand_phi_nodes): New global function.
10033 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10034 functions, initialize new parameter, remember partitions having a
10036 (finish_out_of_ssa): New global function.
10037 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10038 don't reset in_ssa_p here, don't disable TER when mudflap.
10039 (pass_del_ssa): Remove.
10040 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10042 (execute_free_datastructures): Declare.
10043 * Makefile.in (SSAEXPAND_H): New variable.
10044 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10045 * basic-block.h (commit_one_edge_insertion): Declare.
10046 * passes.c (init_optimization_passes): Move pass_nrv and
10047 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10048 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10049 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10050 (redirect_branch_edge): Deal with super block when expanding, split
10051 out jump patching itself into ...
10052 (patch_jump_insn): ... here, new static helper.
10054 2009-04-26 Michael Matz <matz@suse.de>
10056 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10057 beyond num_ssa_names.
10058 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10059 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10061 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10063 PR inline-asm/39543
10064 * fwprop.c (forward_propagate_asm): New function.
10065 (forward_propagate_and_simplify): Propagate also into __asm, if it
10066 doesn't increase the number of referenced registers.
10069 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10071 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10073 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10074 note_nonlocal_vla_type for nonlocal VLAs.
10075 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10076 contains_remapped_vars, remap_vla_decls): New functions.
10077 (convert_nonlocal_reference_stmt): If not optimizing, call
10078 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10079 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10080 if it wasn't found in var_map.
10081 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10082 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10083 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10085 * gimplify.c (nonlocal_vlas): New variable.
10086 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10088 (gimplify_body): Create and destroy nonlocal_vlas.
10090 * dwarf2out.c (loc_descr_plus_const): New function.
10091 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10092 mem_loc_descriptor, loc_descriptor_from_tree_1,
10093 descr_info_loc, gen_variable_die): Use it.
10095 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10096 !TREE_STATIC VAR_DECLs.
10097 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10098 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10099 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10100 DECL_BY_REFERENCE is valid.
10101 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10102 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10103 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10104 Copy DECL_BY_REFERENCE.
10105 (struct nesting_copy_body_data): New type.
10106 (nesting_copy_decl): New function.
10107 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10108 if they have variable length.
10110 2009-04-26 Michael Matz <matz@suse.de>
10112 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10113 mark new temporaries for renaming.
10115 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10118 * c-decl.c (global_bindings_p): Return negative value.
10119 (c_variable_size): New. Based on variable_size from
10121 (grokdeclarator): Call c_variable_size not variable_size.
10123 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10125 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10127 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10129 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10130 Redefine it to just use mingw/include.
10131 (ASM_SPEC): Rules for -m32 and -m64.
10132 (LINK_SPEC): Use Likewise.
10133 (SPEC_32): New define.
10134 (SPEC_64): Likewise.
10135 (SUB_LINK_SPEC): Likewise.
10136 (MULTILIB_DEFAULTS): New define.
10137 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10138 Add multilib options.
10139 (MULTILIB_DIRNAMES): Likewise.
10140 (MULTILIB_OSDIRNAMES): Likewise.
10141 (LIBGCC): Likewise.
10142 (INSTALL_LIBGCC): Likewise.
10144 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10147 * c-tree.h (enum c_inline_static_type): New.
10148 (record_inline_static): Declare.
10149 * c-decl.c (struct c_inline_static, c_inline_statics,
10150 record_inline_static, check_inline_statics): New.
10151 (pop_file_scope): Call check_inline_statics.
10152 (start_decl): Call record_inline_static instead of pedwarning
10153 directly for static in inline function.
10154 * c-typeck.c (build_external_ref): Call record_inline_static
10155 instead of pedwarning directly for static referenced in inline
10158 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10160 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10161 not new but only being rescanned.
10162 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10163 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10164 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10165 record_set_info, compute_set, grealloc): Remove.
10166 (recompute_all_luids): New function.
10167 (gcse_main): Don't compute sets, and don't do related memory
10168 allocations/free-ing. If something changed before the end of the
10169 pass, update LUIDs using recompute_all_luids.
10170 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10171 (free_gcse_mem): Don't free it either.
10172 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10173 Use the df insn LUIDs.
10174 (load_killed_in_block): Likewise.
10175 (compute_hash_table_work): Don't compute reg_set_in_block.
10176 (compute_transp): Use DF_REG_DEF_CHAINs.
10177 (local_cprop_pass): Don't use compute_sets and related functions.
10178 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10179 Use get_max_uid() instead of max_cuid.
10180 (insert_insn_end_basic_block, pre_insert_copy_insn,
10181 update_ld_motion_stores): Don't try to
10182 keep reg_set tables up to date.
10183 (pre_insert_copies): Use df insn LUIDs.
10184 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10185 (reg_set_info): Don't use extra bitmap argument.
10186 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10187 information to compute regs_set_in_block.
10188 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10189 (bypass_jumps): Don't use compute_sets and friends.
10191 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10194 * opts.c (undocumented_msg): Do not leave blank even with
10197 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10199 * c-decl.c (build_enumerator): Allow values folding to integer
10200 constants but not integer constant expressions with a pedwarn if
10203 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10206 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10207 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10208 type is an integer constant.
10210 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10213 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10216 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10219 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10220 with variably modified return type and no storage class
10221 specifiers, except for the case of nested functions. Distinguish
10222 extern declarations of functions with variably modified return
10223 types from those of objects with variably modified types.
10225 2009-04-25 Jan Hubicka <jh@suse.cz>
10227 * tree.c (list_equal_p): New function.
10228 * tree.h (list_equal_p): Declare.
10229 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10230 basic_block_def, basic_block, const_basic_block): New.
10231 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10232 (redirect_eh_edge): New function.
10233 (make_eh_edge_update_phi): EH edges are not abnormal.
10234 * except.c: Include tree-flow.h.
10235 (list_match): New function.
10236 (eh_region_replaceable_by_p): New function.
10237 (replace_region): New function.
10238 (hash_type_list): New function.
10239 (hash_eh_region): New function.
10240 (eh_regions_equal_p): New function.
10241 (merge_peers): New function.
10242 (remove_unreachable_regions): Verify EH tree when checking;
10244 (copy_eh_region_1): New function.
10245 (copy_eh_region): New function.
10246 (push_reachable_handler): New function.
10247 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10248 regions without label but with live RESX.
10249 * except.h (redirect_eh_edge_to_label): New.
10250 * tree-flow.h (redirect_eh_edge): New.
10251 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10252 basic_block_def, basic_block, const_basic_block): Remove.
10253 * Makefile.in (except.o): Add dependency on tree-flow.h
10254 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10255 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10258 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10261 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10262 on the destination of memcpy.
10264 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10266 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10267 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10268 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10270 2009-04-25 Jan Hubicka <jh@suse.cz>
10272 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10273 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10274 to be reached by different label than left.
10275 (update_eh_edges): Update comment; remove edge_to_remove if possible
10276 and return true if suceeded.
10277 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10278 (cleanup_eh): Compute sharing map.
10279 * except.c (remove_eh_handler_and_replace): Add argument if we should
10281 (remove_unreachable_regions): Update for label sharing.
10282 (label_to_region_map): Likewise.
10283 (get_next_region_sharing_label): New function.
10284 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10286 (remove_eh_handler): Update.
10287 (remove_eh_region_and_replace_by_outer_of): New function.
10288 * except.h (struct eh_region): Add next_region_sharing_label.
10289 (remove_eh_region_and_replace_by_outer_of,
10290 get_next_region_sharing_label): Declare.
10291 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10293 2009-04-25 Jan Hubicka <jh@suse.cz>
10295 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10296 insert code even if they are not critical.
10298 2009-04-25 Jan Hubicka <jh@suse.cz>
10300 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10301 (gimple_can_remove_branch_p): EH edges won't remove branch by
10303 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10304 updating of non-abnormal EH edges.
10305 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10306 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10307 (split_critical_edges): Split also edges where emitting code on them
10308 will lead to splitting later.
10310 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10311 H.J. Lu <hongjiu.lu@intel.com>
10314 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10315 the configured assembler supports fildq and fistpq mnemonics.
10316 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10317 * configure: Regenerated.
10318 * config.in: Ditto.
10320 * config/i386/i386.c (print_operand): Handle 'Z'.
10321 ['z']: Remove handling of special fild/fist suffixes.
10322 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10323 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10324 suffix of fild insn.
10325 (*floatsi<mode>2_vector_mixed): Ditto.
10326 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10327 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10328 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10329 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10330 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10332 2009-04-25 Ben Elliston <bje@au.ibm.com>
10334 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10335 the source of a set operation.
10337 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10339 * target.h (struct gcc_target): Add case_values_threshold field.
10340 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10341 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10342 * targhooks.c (default_case_values_threshold): New function.
10343 * targhooks.h (default_case_values_threshold): Declare function.
10344 * stmt.c (expand_case): Use case_values_threshold target hook.
10345 * expr.h (case_values_threshold): Remove declartation.
10346 * expr.c (case_values_threshold): Remove function.
10347 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10349 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10350 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10351 (avr_case_values_threshold): Declare as static.
10352 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10354 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10355 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10356 (mn10300_case_values_threshold): New function.
10358 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10360 * ira.c (setup_cover_and_important_classes): Add enum cast.
10362 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10364 * genpreds.c (write_enum_constraint_num): Output definition of
10365 CONSTRAINT_NUM_DEFINED_P macro.
10366 * ira.c (setup_cover_and_important_classes): Use
10367 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10369 2009-04-24 DJ Delorie <dj@redhat.com>
10371 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10372 __SH2A_SINGLE_ONLY__ also.
10374 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10376 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10377 (movdf_internal): Ditto.
10378 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10379 SFmode and DFmode constants.
10380 (ia64_print_operand): Add 'G' format for printing
10381 floating point constants.
10383 2009-04-24 Richard Guenther <rguenther@suse.de>
10385 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10386 from unsigned additions.
10388 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10390 * c-typeck.c (set_init_index): Allow array designators that are
10391 not integer constant expressions with a pedwarn if pedantic.
10393 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10395 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10396 zero if no overlap in nonzero bits between the operands.
10398 2009-04-24 Ian Lance Taylor <iant@google.com>
10400 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10401 (record_dead_and_set_regs): Likewise.
10402 * df.h (struct df_mw_hardreg): Change flags field to int.
10403 (struct df_base_ref): Likewise.
10404 (struct df): Change changeable_flags field to int.
10405 * df-scan.c (df_defs_record): Change clobber_flags to int.
10406 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10407 constants rather than #define macros.
10408 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10409 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10410 (enum dwarf_calling_convention): Likewise.
10411 (enum dwarf_line_number_x_ops): Likewise.
10412 (enum dwarf_call_frame_info): Likewise.
10413 (enum dwarf_source_language): Likewise.
10414 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10415 (add_calling_convention_attribute): Likewise.
10416 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10417 (combine_comparisons): Change compcode to int. Add cast to enum type.
10418 * genrecog.c (maybe_both_true_2): Change c to int.
10419 (write_switch): Likewise. Add cast to enum type.
10420 * gimplify.c (gimplify_omp_for): Handle return values from
10421 gimplify_expr using MIN rather than bitwise or.
10422 (gimplify_expr): Add cast to enum type.
10423 * ipa-prop.c (update_jump_functions_after_inlining): Change
10424 IPA_BOTTOM to IPA_JF_UNKNOWN.
10425 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10426 Add casts to enum type.
10427 (setup_cover_and_important_classes): Change cl to int. Add casts
10429 (setup_class_translate): Change cl and mode to int.
10430 (ira_init_once): Change mode to int.
10431 (free_register_move_costs): Likewise.
10432 (setup_prohibited_mode_move_regs): Add casts to enum type.
10433 * langhooks.c (add_builtin_function_common): Rework assertion that
10434 value fits bitfield.
10435 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10436 * omega.c (omega_do_elimination): Avoid math on enum types.
10437 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10438 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10439 int local to handle integral_argment value.
10440 * regmove.c (try_auto_increment): Change PUT_MODE to
10442 * reload.c (push_secondary_reload): Add casts to enum type.
10443 (secondary_reload_class, find_valid_class): Likewise.
10444 * reload1.c (emit_input_reload_insns): Likewise.
10445 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10446 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10447 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10449 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10450 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10452 (expand_complex_libcall): Add casts to enum type.
10453 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10454 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10455 with ERROR_MARK, not NUM_TREE_CODES.
10456 (vect_create_epilog_for_reduction): Likewise.
10457 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10458 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10459 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10461 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10462 vect_unused_in_loop. Change 0 to loop_vect.
10463 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10464 * var-tracking.c (get_init_value): Change return type to enum
10466 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10467 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10469 (arm_override_options): Add casts to enum type.
10470 (arm_emit_tls_decoration): Likewise.
10471 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10473 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10474 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10475 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10477 * config/s390/s390.c (code_for_builtin_64): Change to array of
10479 (code_for_builtin_31): Likewise.
10480 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10482 * config/sparc/sparc.c (sparc_override_options): Change value
10483 field in struct code_model to enum cmodel. In initializer change
10484 0 to NULL and add cast to enum type.
10486 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10487 Change all callers. Issue a -Wc++-compat warning using
10488 lhs_origtype if necessary.
10489 (convert_for_assignment): Issue -Wc++-compat warnings about
10490 invalid conversions to enum type on assignment.
10491 * c-common.h (build_modify_expr): Update declaration.
10493 2009-04-24 Nick Clifton <nickc@redhat.com>
10495 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10496 (function_arg_advance): Likewise.
10497 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10500 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10502 * config/s390/constraints.md ('I', 'J'): Fix condition.
10504 2009-04-24 Diego Novillo <dnovillo@google.com>
10506 * gengtype-parse.c (parse_error): Add newline after message.
10508 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10510 * config/i386/sse.md (avxmodesuffixs): Removed.
10511 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10512 (*avx_pinsr<ssevecsize>): This.
10514 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10516 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10517 follow chains of regs with a single definition, and allow expressions
10518 that are function_invariant_p.
10519 (simple_rhs_p): Allow expressions that are function_invariant_p.
10521 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10523 PR middle-end/39867
10524 * fold-const.c (fold_cond_expr_with_comparison): When folding
10525 > and >= to MAX, make sure the MAX uses the same type as the
10526 comparison's operands.
10528 2009-04-24 Nick Clifton <nickc@redhat.com>
10530 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10531 addressing for DImode accesses.
10532 (frv_print_operand_address): Handle PLUS case.
10533 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10535 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10537 PR rtl-optimization/39794
10538 * alias.c (canon_true_dependence): Add x_addr argument.
10539 * rtl.h (canon_true_dependence): Adjust prototype.
10540 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10541 * cselib.c (cselib_invalidate_mem): Likewise.
10542 * gcse.c (compute_transp): Likewise.
10543 * dse.c (scan_reads_nospill): Likewise.
10544 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10545 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10546 canon_base_addr of the group, plus optional offset.
10547 (struct group_info): Rename canon_base_mem to
10549 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10550 canon_rtx of base_mem.
10552 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10554 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10555 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10557 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10559 * config/spu/spu-builtins.h: Delete file.
10561 * config/spu/spu.h (enum spu_builtin_type): Move here from
10563 (struct spu_builtin_description): Likewise. Add GTY marker.
10564 Do not use enum spu_function_code or enum insn_code.
10565 (spu_builtins): Add extern declaration.
10567 * config/spu/spu.c: Do not include "spu-builtins.h".
10568 (enum spu_function_code, enum spu_builtin_type_index,
10569 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10570 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10571 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10572 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10573 (spu_builtin_types): Make static. Add GTY marker.
10574 (spu_builtins): Add extern declaration with GTY marker.
10575 Include "gt-spu.h".
10577 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10578 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10579 Check programmatically whether all parameters are scalar.
10581 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10583 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10585 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10586 assignment from the constructor either if the target is volatile.
10588 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10590 * config/arm/arm.md (insv): Do not share operands[0].
10592 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10594 * config/vxlib-tls.c (active_tls_threads): Delete.
10595 (delete_hook_installed): New.
10596 (tls_delete_hook): Don't delete the delete hook.
10597 (tls_destructor): Delete it here.
10598 (__gthread_set_specific): Adjust installing the delete hook.
10599 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10600 __gthread_leave_tsd_dtor_context.
10602 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10604 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10606 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10608 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10610 (alpha_rtx_costs): Ditto.
10611 (emit_unlikely_jump): Use add_reg_note.
10612 (emit_frame_store_1): Ditto.
10613 (alpha_expand_prologue): Ditto.
10614 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10615 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10617 2009-04-23 Nick Clifton <nickc@redhat.com>
10619 * config/v850/v850.md (epilogue): Remove suppressed code.
10620 (return): Rename to return_simple and remove test of frame size.
10621 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10622 to gen_return_simple.
10624 2009-04-22 Jing Yu <jingyu@google.com>
10627 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10629 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10632 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10633 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10634 value is a VECTOR_CST, the element type is the element type of the
10637 2009-04-22 DJ Delorie <dj@redhat.com>
10639 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10641 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10643 * alias.c (find_base_term): Move around LO_SUM case, so that
10644 CONST falls through into PLUS/MINUS handling.
10647 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10648 into 0, use omit_one_operand.
10650 2009-04-23 Ben Elliston <bje@au.ibm.com>
10652 * config/rs6000/linux-unwind.h (get_regs): Remove type
10653 puns. Change the type of `pc' to an array of unsigned ints and
10654 update all users. Constify frame24.
10656 2009-04-22 DJ Delorie <dj@redhat.com>
10658 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10659 declarations before code.
10660 (current_function_special_page_vector): Likewise.
10661 (m32c_expand_insv): Silence a warning.
10663 2009-04-21 Taras Glek <tglek@mozilla.com>
10665 * alias.c: Update GTY annotations to new syntax.
10666 * basic-block.h: Likewise.
10667 * bitmap.h: Likewise.
10668 * c-common.h: Likewise.
10669 * c-decl.c: Likewise.
10670 * c-parser.c: Likewise.
10671 * c-pragma.c: Likewise.
10672 * c-tree.h: Likewise.
10673 * cfgloop.h: Likewise.
10674 * cgraph.h: Likewise.
10675 * config/alpha/alpha.c: Likewise.
10676 * config/arm/arm.h: Likewise.
10677 * config/avr/avr.h: Likewise.
10678 * config/bfin/bfin.c: Likewise.
10679 * config/cris/cris.c: Likewise.
10680 * config/darwin.c: Likewise.
10681 * config/frv/frv.c: Likewise.
10682 * config/i386/i386.c: Likewise.
10683 * config/i386/i386.h: Likewise.
10684 * config/i386/winnt.c: Likewise.
10685 * config/ia64/ia64.h: Likewise.
10686 * config/iq2000/iq2000.c: Likewise.
10687 * config/mips/mips.c: Likewise.
10688 * config/mmix/mmix.h: Likewise.
10689 * config/pa/pa.c: Likewise.
10690 * config/pa/pa.h: Likewise.
10691 * config/rs6000/rs6000.c: Likewise.
10692 * config/s390/s390.c: Likewise.
10693 * config/sparc/sparc.c: Likewise.
10694 * config/xtensa/xtensa.c: Likewise.
10695 * cselib.h: Likewise.
10696 * dbxout.c: Likewise.
10697 * dwarf2out.c: Likewise.
10698 * except.c: Likewise.
10699 * except.h: Likewise.
10700 * fixed-value.h: Likewise.
10701 * function.c: Likewise.
10702 * function.h: Likewise.
10703 * gimple.h: Likewise.
10704 * integrate.c: Likewise.
10705 * optabs.c: Likewise.
10706 * output.h: Likewise.
10707 * real.h: Likewise.
10709 * stringpool.c: Likewise.
10710 * tree-data-ref.c: Likewise.
10711 * tree-flow.h: Likewise.
10712 * tree-scalar-evolution.c: Likewise.
10713 * tree-ssa-address.c: Likewise.
10714 * tree-ssa-alias.h: Likewise.
10715 * tree-ssa-operands.h: Likewise.
10716 * tree.c: Likewise.
10717 * tree.h: Likewise.
10718 * varasm.c: Likewise.
10719 * varray.h: Likewise.
10721 * coretypes.h: Do not define GTY macro if it is already defined.
10722 * doc/gty.texi: Update GTY documentation to new syntax.
10723 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10724 annotations on structs.
10725 * gengtype-parse.c: Likewise.
10727 2009-04-22 Mark Heffernan <meheff@google.com>
10729 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10731 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10733 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10736 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10738 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10739 the same as a PLUS without a shift. Increase the cost of a
10742 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10744 * Makefile.in: Update dependencies.
10745 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10746 * errors.h: Remove bogus comment about compatibility.
10747 (warning): Update declaration.
10748 * genautomata.c: Update all calls to warning.
10749 * gimple.c: Do not include errors.h. Include toplev.h.
10750 * tree-ssa-structalias.c: Do not include errors.h.
10751 * omega.c: Likewise.
10752 * tree-ssa-reassoc.c: Likewise.
10753 * config/spu/spu-c.c: Likewise.
10754 * config/spu/t-spu-elf: Update dependencies.
10756 2009-04-22 Richard Guenther <rguenther@suse.de>
10758 PR tree-optimization/39824
10759 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10760 make sure the types are compatible.
10762 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10765 * c-common.c (c_parse_error): Take a token_flags parameter.
10766 Use token_type for the token type instead.
10767 Pass token_flags to cpp_type2name.
10768 * c-common.h (c_parse_error): Update declaration.
10769 * c-parser.c (c_parser_error): Pass 0 as token flags.
10771 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10773 PR rtl-optimization/39580
10774 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10776 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10778 * function.c (expand_function_end): Do not emit a jump to the "naked"
10779 return label for fall-through returns.
10780 * except.c (sjlj_emit_function_exit): Always place the call to the
10781 unregister function at the location installed by expand_function_end.
10783 2009-04-22 Richard Guenther <rguenther@suse.de>
10785 PR tree-optimization/39845
10786 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10787 (gen_inbound_check): Likewise.
10789 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10791 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10793 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10794 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10796 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10798 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10799 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10800 shift counts to avoid out-of-bounds array accesses.
10802 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10804 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10805 (Pmode): Move above.
10807 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10809 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10810 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10811 GET_CODE macro. Use IN_RANGE macro where appropriate.
10812 * config/alpha/alpha.h: Ditto.
10813 * config/alpha/alpha.md: Ditto.
10814 * config/alpha/constraints.md: Ditto.
10815 * config/alpha/predicates.md: Ditto.
10817 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10819 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10820 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10821 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10822 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10823 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10824 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10825 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10826 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10827 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10828 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10829 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10830 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10831 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10832 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10833 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10834 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10835 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10836 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10837 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10838 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10839 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10840 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10841 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10842 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10843 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10844 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10845 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10847 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10849 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10850 references from comments.
10851 * cfgbuild.c: (count_basic_blocks): Delete.
10852 (find_basic_blocks_1): Delete.
10853 (find_basic_blocks): Delete.
10854 * except.c (finish_eh_generation): Make static. Move comment from
10855 except.h here. Remove find_basic_blocks references from comments.
10856 * except.h (finish_eh_generation): Delete.
10857 * basic-block.h (find_basic_blocks): Delete.
10858 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10860 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10862 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10863 (sdbout_parms): Likewise.
10865 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10867 * config/sh/sh.c (prepare_cbranch_operands): Use
10868 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10869 (expand_cbranchdi4): Likewise.
10870 (from_compare): Add cast to enum type.
10871 (expand_cbranchsi4): Use add_reg_note.
10872 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10873 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10874 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10875 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10876 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10877 instead of CODE_FOR_nothing.
10878 (cbranchdi4): Likewise. Fix the order of arguments for
10880 (push_fpscr): Use add_reg_note.
10881 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10882 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10884 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10886 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10887 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10888 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10889 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10890 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10891 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10892 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10893 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10894 config/alpha/x-vms, config/arc/t-arc,
10895 config/arm/README-interworking, config/arm/arm-c.c,
10896 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10897 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10898 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10899 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10900 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10901 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10902 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10903 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10904 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10905 config/cris/t-elfmulti, config/crx/t-crx,
10906 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10907 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10908 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10909 config/h8300/t-h8300, config/i386/athlon.md,
10910 config/i386/darwin-libgcc.10.4.ver,
10911 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10912 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10913 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10914 config/i386/t-linux64, config/i386/t-nwld,
10915 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10916 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10917 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10918 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10919 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10920 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10921 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10922 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10923 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10924 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10925 config/m68k/t-uclinux, config/mcore/t-mcore,
10926 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10927 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10928 config/mips/crtn.asm, config/mips/irix-crti.asm,
10929 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10930 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10931 config/mips/mips-fixed.md, config/mips/sb1.md,
10932 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10933 config/mips/t-iris6, config/mips/t-isa3264,
10934 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10935 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10936 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10937 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10938 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10939 config/mn10300/t-linux, config/mn10300/t-mn10300,
10940 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10941 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10942 config/picochip/libgccExtras/clzsi2.asm,
10943 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10944 config/rs6000/darwin-libgcc.10.4.ver,
10945 config/rs6000/darwin-libgcc.10.5.ver,
10946 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10947 config/rs6000/t-aix43, config/rs6000/t-aix52,
10948 config/rs6000/t-darwin, config/rs6000/t-fprules,
10949 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10950 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10951 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10952 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10953 config/rs6000/t-rtems, config/rs6000/t-spe,
10954 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10955 config/score/t-score-elf, config/sh/divcost-analysis,
10956 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10957 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10958 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10959 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10960 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10961 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10962 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10963 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10964 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10965 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10966 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10967 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10968 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10969 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10970 * config/h8300/genmova.sh: Include copyright and license notices
10971 in generated output.
10972 * config/h8300/mova.md: Regenerate.
10973 * doc/install.texi2html: Include word "Copyright" in copyright
10974 notice and use name "Free Software Foundation, Inc.".
10975 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10976 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10977 ChangeLog-2007, ChangeLog-2008: Correct dates.
10979 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10981 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10982 NE_EXPR operations as well.
10983 * c-parser.c (c_parser_condition): Do not set location information on
10985 (c_parser_conditional_expression): Likewise.
10986 (c_parser_binary_expression): Set location information on operators.
10987 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10988 TRUTH_NOT_EXPR has been folded.
10989 * fold-const.c (fold_truth_not_expr): Copy location information from
10990 the incoming expression to the outgoing one.
10991 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10992 recursive calls on the LHS of the operator but pass that of the
10993 operator to recursive calls on the RHS of the operator. Set it
10995 (shortcut_cond_expr): Set the locus of the operator on the second
10996 COND_EXPR and that of the expression on the first in degenerate cases.
10997 Pass the locus of the expression to calls to shortcut_cond_r.
10998 Set the locus of the 'then' block on the associated jump, if any.
10999 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11000 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11001 expression to call to gimplify_boolean_expr.
11003 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11005 * config.gcc: Add additional configuration for
11006 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11007 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11008 (CPP_SPEC): Redefine for allowing -municode option.
11009 (STARTFILE_SPEC): Likewise.
11010 * config/i386/t-mingw-w64: New.
11011 * config/i386/mingw-w64.opt: New.
11012 (municode): Add new target option.
11013 * doc/invoke.texi (municode): Add documentation for new option.
11015 2009-04-21 Ian Lance Taylor <iant@google.com>
11017 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11018 Correct test for number of arguments.
11019 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11021 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11023 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11024 argument of emit_library_call.
11026 2009-04-21 Richard Guenther <rguenther@suse.de>
11028 PR middle-end/39829
11029 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11030 inside VIEW_CONVERT_EXPRs.
11032 2009-04-21 Martin Jambor <mjambor@suse.cz>
11034 * tree-switch-conversion.c (build_constructors): Split a long line.
11035 (constructor_contains_same_values_p): New function.
11036 (build_one_array): Create assigns of constants if possible, do not
11037 call mark_sym_for_renaming, call update_stmt.
11038 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11039 make_rename_temp. Do not call mark_symbols_for_renaming, call
11041 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11042 find_new_referenced_vars, call update_stmt.
11043 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11044 instead of calling make_rename_temp. Do not call
11045 find_new_referenced_vars or mark_symbols_for_renaming, call
11048 2009-04-21 Richard Guenther <rguenther@suse.de>
11050 PR tree-optimization/39827
11051 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11052 (tree_ssa_phiprop): Pass the correct array size.
11054 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11056 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11058 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11061 * c-typeck.c (lvalue_p): Move declaration ...
11062 * c-common.h (lvalue_p): ... to here.
11063 * c-common.c (candidate_equal_p): New.
11064 (add_tlist): Use it.
11065 (merge_tlist): Use it.
11066 (warn_for_collisions_1): Likewise.
11067 (warning_candidate_p): Accept more candidates.
11068 (verify_tree): A warning candidate can be an expression. Use
11071 2009-04-21 Ben Elliston <bje@au.ibm.com>
11074 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11075 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11076 options. Remove -mcall-solaris documentation.
11078 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11081 * doc/invoke.texi (-Wlong-long): Update description.
11082 * c-lex (interpret_integer): Only warn if there was no previous
11083 overflow and -Wlong-long is enabled.
11084 * c-decl.c (declspecs_add_type): Drop redundant flags.
11085 * c.opt (Wlong-long): Init to -1.
11086 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11087 and front-end warn_long_long. Wlong-long only depends on other
11088 flags if it is uninitialized.
11089 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11090 the same for CPP and FE.
11091 (restore_extension_diagnostics): Likewise.
11093 2009-04-20 Ian Lance Taylor <iant@google.com>
11095 Fix enum conversions which are invalid in C++:
11096 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11097 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11098 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11099 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11100 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11101 (dbxout_parms): Likewise.
11102 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11103 (df_clear_flags): Likewise.
11104 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11105 top_flag parameter to int.
11106 (df_chain_create_bb_process_use): Likewise.
11107 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11109 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11110 (df_ref_create_structure, df_def_record_1): Likewise.
11111 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11112 (df_notes_rescan): Change 0 to VOIDmode in function call.
11113 (df_get_call_refs, df_insn_refs_collect): Likewise.
11114 (df_bb_regs_collect): Likewise.
11115 (df_entry_block_defs_collect): Likewise.
11116 (df_exit_block_uses_collect): Likewise.
11117 * df.h: Update declarations.
11118 * double-int.c (double_int_divmod): Add cast to enum type.
11119 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11120 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11121 (based_loc_descr): Likewise.
11122 (loc_descriptor_from_tree_1): Change first_op and second_op to
11123 enum dwarf_location_atom. Add cast to enum type.
11124 * expmed.c (init_expmed): Change 0 to SET in function call.
11125 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11126 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11127 (do_store_flag): Likewise.
11128 * fixed-value.h (struct fixed_value): Change mode to enum
11130 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11131 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11133 (insert_insn_decl, insert_decl, insert_state): Likewise.
11134 (automata_list_finish): Likewise.
11135 * genrecog.c (process_define_predicate): Add cast to enum type.
11136 * gensupport.c (init_predicate_table): Add cast to enum type.
11137 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11139 (gimple_build_call_1, gimple_build_label): Likewise.
11140 (gimple_build_goto, gimple_build_asm_1): Likewise.
11141 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11142 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11143 (enum fallback): Rename from enum fallback_t.
11144 (fallback_t): Typedef as int.
11145 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11146 GSI_SAME_STMT in function call.
11147 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11149 (setup_reg_class_relations): Likewise.
11150 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11151 (setup_prohibited_class_mode_regs): Add cast to enum type.
11152 (setup_prohibited_mode_move_regs): Likewise.
11153 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11154 (record_address_regs): Change i to enum reg_class.
11155 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11156 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11157 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11158 (GET_MODE_2XWIDER_MODE): Likewise.
11159 (GET_CLASS_NARROWEST_MODE): Likewise.
11160 * omp-low.c (expand_omp_for): Add cast to enum type.
11161 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11162 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11163 * postreload.c (reload_cse_simplify_operands): Change rclass local
11165 * predict.c (combine_predictions_for_insn): Change best_predictor
11166 and predictor to enum br_predictor.
11167 (combine_predictions_for_bb): Likewise.
11168 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11169 use SET_PREDICT_EXPR_OUTCOME.
11170 * real.c (real_arithmetic): Change icode to code in function call.
11171 * reginfo.c (init_move_cost): Add casts to enum type.
11172 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11173 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11175 * reload.c (find_valid_class): Add casts to enum type.
11176 (push_reload): Change 0 to NO_REGS in function call.
11177 (find_reloads): Change this_alternative to array of enum
11178 reg_class. Remove some now-unnecessary casts.
11179 (make_memloc): Change 0 to VOIDmode in function call.
11180 * reload1.c (reload): Change 0 to VOIDmode in function call.
11181 (eliminate_regs_1, elimination_effects): Likewise.
11182 (eliminate_regs_in_insn): Likewise.
11183 (emit_input_reload_insns): Add cast to enum type.
11184 (delete_output_reload): Change 0 to VOIDmode in function call.
11185 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11186 to enum type in function call.
11187 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11188 (SET_PREDICT_EXPR_OUTCOME): Define.
11189 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11190 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11191 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11192 (dump_function): Likewise.
11193 * tree-dump.h: Update declarations.
11194 * tree-pass.h: Update declarations.
11195 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11196 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11198 (arm_rtx_costs_1): Correct parenthesization.
11199 (arm_rtx_costs): Add casts to enum type.
11200 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11201 (vfp_emit_fstmd): Use add_rg_note.
11202 (emit_multi_reg_push, emit_sfm): Likewise.
11203 (thumb_set_frame_pointer): Likewise.
11204 (arm_expand_prologue): Likewise.
11205 (arm_regno_class): Change return type to enum reg_class.
11206 (thumb1_expand_prologue): Use add_reg_note.
11207 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11208 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11210 * config/arm/gentune.sh: Add cast to enum type.
11211 * config/arm/arm-tune.md: Rebuild.
11212 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11213 (ix86_split_fp_branch, predict_jump): Likewise.
11214 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11215 insn_code to enum rtx_code.
11216 (ix86_builtin_vectorized_function): Add cast to enum type.
11217 * config/i386/i386.md (truncdfsf2): Change slot to enum
11219 (truncxf<mode>2, isinf<mode>2): Likewise.
11220 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11222 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11223 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11224 (insert_bundle_state): Change 1 to INSERT in function call.
11225 (ia64_add_bundle_selector_before): Likewise.
11226 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11227 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11228 (restore_stack_nonlocal): Likewise.
11229 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11231 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11233 (mips_rtx_costs): Likewise.
11234 (mips_override_options): Add casts to enum type.
11235 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11237 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11238 (store_reg, set_reg_plus_d): Likewise.
11239 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11240 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11242 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11244 (emit_unlikely_jump): Use add_reg_note.
11245 (rs6000_emit_allocate_stack): Likewise.
11246 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11247 (output_toc): Change 1 to INSERT in function call.
11248 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11249 (rs6000_initialize_trampoline): Likewise.
11250 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11252 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11253 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11254 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11255 (save_gprs): Use add_reg_note.
11256 (s390_emit_prologue): Likewise.
11257 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11258 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11259 (sparc_fold_builtin): Add cast to enum type.
11260 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11262 (spu_expand_prologue): Use add_reg_note.
11263 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11265 2009-04-20 Ian Lance Taylor <iant@google.com>
11267 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11268 (c_parser_postfix_expression_after_primary): Get VEC for list of
11269 arguments. Get original types of arguments. Call
11270 build_function_call_vec.
11271 (cached_expr_list_1, cached_expr_list_2): New static variables.
11272 (c_parser_expr_list): Change return type to VEC *. Add
11273 p_orig_types parameter. Change all callers.
11274 (c_parser_release_expr): New static function.
11275 (c_parser_vec_to_tree_list): New static function.
11276 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11277 call build_function_call_vec.
11278 (build_function_call_vec): New function, based on old
11279 build_function_call.
11280 (convert_arguments): Remove nargs and argarray parameters. Change
11281 values to a VEC. Add origtypes parameter.
11282 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11283 (convert_for_assignment): Add origtype parameter. Change all
11284 callers. If warn_cxx_compat, check for conversion to an enum
11285 type when calling a function.
11286 (store_init_value): Add origtype parameter. Change all callers.
11287 (digest_init): Likewise.
11288 (struct init_node): Add origtype field.
11289 (add_pending_init): Add origtype parameter. Change all callers.
11290 (output_init_element): Likewise.
11291 (output_pending_init_elements): Pass origtype from init_node to
11292 output_init_element.
11293 (process_init_element): Pass origtype from c_expr to
11294 output_init_element.
11295 (c_finish_return): Add origtype parameter. Change all callers.
11296 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11298 (sync_resolve_params): Likewise.
11299 (sync_resolve_return): Change params to first_param. Change caller.
11300 (resolve_overloaded_builtins): Change params to VEC *. Change
11301 callers. Save first parameter around call to build_function_call_vec.
11302 * c-decl.c (finish_decl): Add origtype parameter. Change all
11303 callers. Call build_function_call_vec rather than
11304 build_function_call for cleanup.
11305 * c-tree.h: Update declarations.
11306 * c-common.h: Update declarations.
11307 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11308 params to first_param.
11309 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11310 params parameter from tree to void *.
11311 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11312 Change arglist parameter to have type void *, and to be a pointer
11314 * config/rs6000/rs6000-protos.h
11315 (altivec_resolve_overloaded_builtin): Update declaration.
11316 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11317 fnargs parameter to have type void *, and to be a pointer to a
11318 VEC. Call build_function_call_vec instead of
11319 build_function_call.
11320 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11322 2009-04-20 Joey Ye <joey.ye@intel.com>
11323 Xuepeng Guo <xuepeng.guo@intel.com>
11324 H.J. Lu <hongjiu.lu@intel.com>
11326 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11328 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11329 (IX86_LEA_PRIORITY): Likewise.
11330 (distance_non_agu_define): New function.
11331 (distance_agu_use): Likewise.
11332 (ix86_lea_for_add_ok): Likewise.
11333 (ix86_dep_by_shift_count): Likewise.
11335 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11336 should split for LEA.
11338 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11340 (ix86_dep_by_shift_count): Likewise.
11342 2009-04-20 Richard Guenther <rguenther@suse.de>
11344 * expr.c (handled_component_p): Move ...
11345 * tree.h (handled_component_p): ... here.
11346 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11347 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11348 and REALPART_EXPR to be in one group.
11350 2009-04-20 Richard Guenther <rguenther@suse.de>
11352 * basic-block.h (get_all_dominated_blocks): Declare.
11353 * dominance.c (get_all_dominated_blocks): New function.
11354 * tree-cfg.c (get_all_dominated_blocks): Remove.
11355 (remove_edge_and_dominated_blocks): Adjust.
11356 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11357 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11358 instead of recursing.
11360 2009-04-20 Doug Kwan <dougkwan@google.com>
11362 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11363 (struct cgraph_node_set_def): New type.
11364 (cgraph_node_set) New type. Also declare vector functions.
11365 (struct cgraph_node_set_element_def): New type.
11366 (cgraph_node_set_element): Ditto.
11367 (cgraph_node_set_iterator): New iterator type.
11368 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11369 cgraph_node_set_remove, dump_cgraph_node_set,
11370 debug_cgraph_node_set): New prototypes.
11371 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11372 cgraph_node_set_size): New inlines.
11373 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11374 including cgraph.h.
11375 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11376 argument to function 'write_summary'.
11377 * ipa.c: Include ggc.h.
11378 (hash_cgraph_node_set_element,
11379 eq_cgraph_node_set_element, cgraph_node_set_new,
11380 cgraph_node_set_add, cgraph_node_set_remove,
11381 cgraph_node_set_find, dump_cgraph_node_set,
11382 debug_cgraph_node_set): New functions.
11383 * Makefile.in (ipa.o): Add dependency on GGC_H.
11385 2009-04-20 Ira Rosen <irar@il.ibm.com>
11387 PR tree-optimization/39675
11388 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11389 check of the return code of vect_schedule_slp. Check that
11390 stmt_vec_info still exists for the statement, before checking its
11391 vectorization type.
11393 2009-04-20 Michael Matz <matz@suse.de>
11395 * Makefile.in (generated_files): Take out $(simple_generated_c).
11397 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11399 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11400 (UINTPTR_TYPE): Likewise.
11402 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11405 * c-typeck.c (digest_init): Check for initializing an array with a
11408 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11411 * c-semantics.c (pop_stmt_list): Propagate
11412 STATEMENT_LIST_HAS_LABEL to parent statement list.
11414 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11416 * config/mips/mips.h (mips_tune_attr): New macro.
11417 * config/mips/mips.md (cpu): Use it.
11419 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11422 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11425 2009-04-19 Diego Novillo <dnovillo@google.com>
11427 * toplev.c (compile_file): Move call to coverage_finish ...
11428 * cgraphunit.c (ipa_passes): ... here.
11429 Call cgraph_process_new_functions.
11430 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11431 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11433 2009-04-19 Jan Hubicka <jh@suse.cz>
11435 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11437 (dump_cgraph_node): Dump can throw external flag.
11438 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11440 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11444 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11445 * common.opt (Wlogical-op): Move from here...
11446 * c.opt (Wlogical-op): ... to here.
11447 * c-typeck.c (parser_build_binary_op): Update call to
11448 warn_logical_operator.
11449 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11451 * c-common.c (warn_logical_op): Update.
11452 * c-common.h (warn_logical_op): Update declaration.
11454 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11456 * tree.c (protected_set_expr_location): Fix formatting.
11458 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11461 * c-typeck.c (readonly_warning): new.
11462 (build_unary_op, build_modify_expr): Use readonly_warning for
11463 storing into something readonly but not const-qualified.
11465 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11468 * c-typeck.c (build_unary_op): Check for taking address of
11469 expression of type void.
11471 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11474 * c-typeck.c (build_function_call): Check for calling a function
11475 with qualified void return types. Call require_complete_type when
11478 2009-04-18 Jan Hubicka <jh@suse.cz>
11480 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11482 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11483 can_throw_external flag.
11484 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11485 * ipa-pure-const.c (ignore_edge): New function.
11486 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11487 only over can_throw_external edges.
11488 (local_pure_const): Add nothrow flag.
11489 * ipa-utils.c (searchc): Add ignore_edge callback.
11490 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11491 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11492 (set_nothrow_function_flags): Update cgraph.
11493 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11495 2009-04-18 Richard Guenther <rguenther@suse.de>
11497 PR middle-end/39804
11498 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11499 (fold_stmt): ... this and ...
11500 (fold_stmt_inplace): ... this.
11501 (fold_stmt_1): Fold references in calls and asms.
11502 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11504 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11506 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11507 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11509 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11511 * tree.c (function_args_count): Remove.
11512 * tree.h: Remove the prototype for function_args_count.
11514 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11516 * tree-iterator.c (expr_only): Remove.
11517 * tree.h: Remove the prototype for expr_only.
11519 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11521 * reginfo.c (cannot_change_mode_set_regs): Remove.
11522 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11524 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11526 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11527 whether operands 0 and 1 overlaps.
11529 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11531 PR middle-end/36902
11532 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11533 pointer. Use warning_at instead of warning.
11534 (search_for_addr_array): Likewise.
11535 (check_array_bounds): Likewise.
11536 (check_all_array_refs): Check that the incoming edge is not in the
11537 list of edges to be removed.
11538 (check_all_array_refs): Avoid the temporal pointer.
11539 (vrp_visit_cond_stmt): Fix typo.
11540 (simplify_switch_using_ranges): Handle the case where the switch
11541 index is an integer constant.
11543 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11545 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11547 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11549 * doc/extend.texi, doc/invoke.texi: Fix typos.
11551 2009-04-17 Cary Coutant <ccoutant@google.com>
11553 * tree-flow-inline.h (get_lineno): Fix inverted test.
11555 2009-04-17 Diego Novillo <dnovillo@google.com>
11557 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11558 assertion for AVAIL_OUT.
11560 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11563 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11564 * config/sh/linux-atomic.asm: Likewise.
11566 2009-04-17 Diego Novillo <dnovillo@google.com>
11568 * except.c (debug_eh_tree): New.
11569 (struct eh_region, struct eh_status): Move ...
11570 * except.h: ... here.
11571 (add_type_for_runtime): Declare extern.
11572 (lookup_type_for_runtime): Likewise.
11573 (debug_eh_tree): Declare.
11574 * Makefile.in (GTFILES): List except.h before except.c
11576 2009-04-17 Diego Novillo <dnovillo@google.com>
11578 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11579 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11580 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11581 (find_vars_r): ... here.
11582 * tree-flow.h (find_referenced_vars_in): Declare.
11583 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11584 that AVAIL_OUT exists for BLOCK.
11585 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11586 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11587 (tree-parloops.o): Likewise.
11589 2009-04-17 Simon Baldwin <simonb@google.com>
11591 * toplev.c (default_tree_printer): Add handling for %E format.
11593 2009-04-17 Diego Novillo <dnovillo@google.com>
11595 * tree-pretty-print.c (dump_generic_node): Add break after
11596 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11597 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11598 FUNCTION_TYPE together. Call print_struct_decl when printing
11599 structures and TDF_SLIM is not given.
11600 (print_struct_decl): Fix logic for detecting recursion.
11602 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11605 * gcc.c (create_at_file): New.
11606 (compile_input_file_p): New.
11607 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11608 * main.c (main): Update call to toplev_main.
11609 * toplev.c (toplev_main): Change signature. Call expandargv.
11610 * toplev.h (toplev_main): Change signature.
11612 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11614 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11615 if the latter is not constant.
11617 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11619 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11621 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11623 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11624 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11626 2009-04-17 Richard Guenther <rguenther@suse.de>
11628 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11629 Handle component references view-converting an invariant address.
11631 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11633 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11634 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11635 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11636 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11637 Use @deftypevr rather than @deftypevar.
11639 2009-04-17 Richard Guenther <rguenther@suse.de>
11641 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11642 (get_prop_source_stmt): Likewise.
11643 (can_propagate_from): Likewise.
11645 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11647 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11648 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11649 (--with-multilib-list): Add default value.
11650 * configure: Regenerate.
11651 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11652 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11653 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11654 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11655 Don't add default cpu to multilib list unnecessarily, but do enable
11656 the relevant compiler option..
11657 Add support for --with-multilib-list=<blank> and
11658 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11659 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11660 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11661 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11662 TM_MULTILIB_CONFIG.
11663 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11664 (MULTILIB_OSDIRNAMES): New variable.
11665 * config/sh/t-1e: Delete file.
11666 * config/sh/t-mlib-sh1: Delete file.
11667 * config/sh/t-mlib-sh2: Delete file.
11668 * config/sh/t-mlib-sh2a: Delete file.
11669 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11670 * config/sh/t-mlib-sh2a-single: Delete file.
11671 * config/sh/t-mlib-sh2a-single-only: Delete file.
11672 * config/sh/t-mlib-sh2e: Delete file.
11673 * config/sh/t-mlib-sh3e: Delete file.
11674 * config/sh/t-mlib-sh4: Delete file.
11675 * config/sh/t-mlib-sh4-nofpu: Delete file.
11676 * config/sh/t-mlib-sh4-single: Delete file.
11677 * config/sh/t-mlib-sh4-single-only: Delete file.
11678 * config/sh/t-mlib-sh4a: Delete file.
11679 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11680 * config/sh/t-mlib-sh4a-single: Delete file.
11681 * config/sh/t-mlib-sh4a-single-only: Delete file.
11682 * config/sh/t-mlib-sh4al: Delete file.
11683 * config/sh/t-mlib-sh5-32media: Delete file.
11684 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11685 * config/sh/t-mlib-sh5-64media: Delete file.
11686 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11687 * config/sh/t-mlib-sh5-compact: Delete file.
11688 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11689 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11690 * doc/install.texi (Options specification): Add
11691 --with-multilib-list and --with-endian.
11693 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11695 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11697 (OBJS-common): Add plugin-version.o.
11698 (plugin-version.o): New.
11699 * gcc-plugin.h (plugin_gcc_version): New.
11700 (plugin_default_version_check): New.
11701 (plugin_init_func, plugin_init): Add version argument.
11702 * plugin-version.c: New.
11703 * plugin.c (str_plugin_gcc_version_name): New.
11704 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11705 pass it to the init function.
11706 (plugin_default_version_check): New.
11708 2009-04-17 Richard Guenther <rguenther@suse.de>
11710 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11711 for decl-vs-decl disambiguation.
11713 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11715 * config/s390/s390.h (s390_tune_attr): New macro definition.
11716 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11718 2009-04-17 Richard Guenther <rguenther@suse.de>
11720 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11721 (fold_stmt_r): Likewise.
11722 (maybe_fold_reference): New function.
11723 (fold_gimple_assign): Handle cases fold_stmt_r did.
11724 (fold_stmt): Do not use fold_stmt_r.
11725 (fold_stmt_inplace): Likewise.
11727 2009-04-17 Richard Guenther <rguenther@suse.de>
11729 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11730 (record_equivalences_from_stmt): Remove useless checks and
11732 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11733 the type is already suitable.
11735 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11737 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11739 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11741 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11742 (CMPtype): Define as __gcc_CMPtype.
11744 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11746 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11747 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11749 2009-04-17 Richard Guenther <rguenther@suse.de>
11751 PR tree-optimization/39746
11752 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11753 special-casing for builtins and static variable use/def.
11754 (call_may_clobber_ref_p_1): Likewise.
11756 2009-04-16 Ian Lance Taylor <iant@google.com>
11758 * df.h: Include "timevar.h".
11759 (struct df_problem): Change tv_id field to timevar_id_t.
11760 * tree-pass.h: Include "timevar.h".
11761 (struct opt_pass): Change tv_id field to timevar_id_t.
11762 * timevar.h (timevar_id_t): Define TV_NONE.
11763 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11764 TV_NONE rather than tv_id != 0.
11765 (execute_one_pass): Likewise.
11766 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11767 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11768 dependencies to $(TREE_PASS_H).
11769 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11771 (pass_branch_target_load_optimize2): Likewise.
11772 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11773 (pass_outof_cfg_layout_mode): Likewise.
11774 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11775 (pass_rebuild_cgraph_edges): Likewise.
11776 (pass_remove_cgraph_callee_edges): Likewise.
11777 * df-core.c (pass_df_initialize_opt): Likewise.
11778 (pass_df_initialize_no_opt): Likewise.
11779 (pass_df_finish): Likewise.
11780 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11781 * except.c (pass_set_nothrow_function_flags): Likewise.
11782 (pass_convert_to_eh_region_ranges): Likewise.
11783 * final.c (pass_compute_alignments): Likewise.
11784 * function.c (pass_instantiate_virtual_regs): Likewise.
11785 (pass_init_function): Likewise.
11786 (pass_leaf_regs): Likewise.
11787 (pass_match_asm_constraints): Likewise.
11788 * gimple-low.c (pass_lower_cf): Likewise.
11789 (pass_mark_used_blocks): Likewise.
11790 * init-regs.c (pass_initialize_regs): Likewise.
11791 * integrate.c (pass_initial_value_sets): Likewise.
11792 * ira.c (pass_ira): Likewise.
11793 * jump.c (pass_cleanup_barriers): Likewise.
11794 * omp-low.c (pass_expand_omp): Likewise.
11795 (pass_lower_omp): Likewise.
11796 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11797 * recog.c (pass_split_all_insns): Likewise.
11798 (pass_split_after_reload): Likewise.
11799 (pass_split_before_regstack): Likewise.
11800 (pass_split_before_sched2): Likewise.
11801 (pass_split_for_shorten_branches): Likewise.
11802 * reginfo.c (pass_reginfo_init): Likewise.
11803 (pass_subregs_of_mode_init): Likewise.
11804 (pass_subregs_of_mode_finish): Likewise.
11805 * passes.c (pass_postreload): Likewise.
11806 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11807 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11808 (pass_warn_function_return): Likewise.
11809 (pass_warn_function_noreturn): Likewise.
11810 * tree-complex.c (pass_lower_complex): Likewise.
11811 (pass_lower_complex_O0): Likewise.
11812 * tree-if-conv.c (pass_if_conversion): Likewise.
11813 * tree-into-ssa.c (pass_build_ssa): Likewise.
11814 * tree-mudflap.c (pass_mudflap_1): Likewise.
11815 (pass_mudflap_2): Likewise.
11816 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11817 (pass_mudflap_2): Likewise.
11818 * tree-nrv.c (pass_return_slot): Likewise.
11819 * tree-object-size.c (pass_object_sizes): Likewise.
11820 * tree-optimize.c (pass_all_optimizations): Likewise.
11821 (pass_early_local_passes): Likewise.
11822 (pass_all_early_optimizations): Likewise.
11823 (pass_cleanup_cfg): Likewise.
11824 (pass_cleanup_cfg_post_optimizing): Likewise.
11825 (pass_free_datastructures): Likewise.
11826 (pass_free_cfg_annotations): Likewise.
11827 (pass_fixup_cfg): Likewise.
11828 (pass_init_datastructures): Likewise.
11829 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11830 (pass_late_warn_uninitialized): Likewise.
11831 (pass_update_address_taken): Likewise.
11832 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11833 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11834 (pass_cse_sincos): Likewise.
11835 (pass_convert_to_rsqrt): Likewise.
11836 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11837 * tree-stdarg.c (pass_stdarg): Likewise.
11838 * tree-tailcall.c (pass_tail_recursion): Likewise.
11839 (pass_tail_calls): Likewise.
11840 * tree-vect-generic.c (pass_lower_vector): Likewise.
11841 (pass_lower_vector_ssa): Likewise.
11842 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11844 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11846 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11848 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11850 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11851 logical and signext.
11853 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11856 * config/sh/predicates.md (arith_operand): Check if the operand
11857 of TRUNCATE is a REG.
11859 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11861 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11862 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11864 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11866 * tree-iterator.c (tsi_split_statement_list_after,
11867 tsi_split_statement_list_before): Remove.
11868 * tree-iterator.h: Remove the prototypes for
11869 tsi_split_statement_list_after and tsi_split_statement_list_before.
11871 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11873 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11874 * tree-ssa-propagate.h: Remove the prototype for
11875 stmt_makes_single_load.
11877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11879 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11880 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11882 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11884 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11886 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11888 * except.c (eh_region_outer_p): Remove.
11889 * except.h: Remove the prototype for eh_region_outer_p.
11891 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11893 * function.c (current_function_assembler_name): Remove.
11894 * function.h: Remove the prototype for
11895 current_function_assembler_name.
11897 2009-04-16 Ian Lance Taylor <iant@google.com>
11899 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11900 (add_reg_note): Call alloc_reg_note.
11901 * rtl.h (alloc_reg_note): Declare.
11902 * combine.c (try_combine): Use alloc_reg_note.
11903 (recog_for_combine, move_deaths): Likewise.
11904 (distribute_notes): Use alloc_reg_note and add_reg_note.
11905 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11906 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11907 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11909 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11911 PR rtl-optimization/39762
11912 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11913 ira_may_move_out_cost): Add comments about way of their usage.
11914 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11916 * ira-conflicts.c (process_regs_for_copy): Use function
11917 ira_get_register_move_cost instead of global
11918 ira_register_move_cost.
11920 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11921 color_pass, move_spill_restore, update_curr_costs): Ditto.
11923 * ira-lives.c (process_single_reg_class_operands): Ditto.
11925 * ira-emit.c (emit_move_list): Ditto.
11927 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11928 (record_reg_classes): Ditto. Use functions
11929 ira_get_register_move_cost and ira_get_may_move_cost instead of
11930 global vars ira_register_move_cost, ira_may_move_out_cost and
11931 ira_may_move_in_cost.
11932 (record_address_regs): Don't call ira_init_register_move_cost.
11933 Use function ira_get_may_move_cost instead of global
11934 ira_may_move_in_cost.
11935 (process_bb_node_for_hard_reg_moves): Use function
11936 ira_get_register_move_cost instead of global ira_register_move_cost.
11937 (ira_costs): Don't call ira_init_register_move_cost.
11939 2009-04-16 Richard Guenther <rguenther@suse.de>
11941 * tree-cfg.c (verify_gimple_assign_binary):
11942 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11943 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11944 (create_general_new_stmt): Note that this function is broken.
11946 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11948 * common.opt (fhelp): Add Var(help_flag).
11949 * gcc-plugin.h (plugin_info): Add help.
11950 * plugin.c (plugin_name_args): Add help.
11951 (register_plugin_info): Set plugin->help.
11952 (print_help_one_plugin): New.
11953 (print_plugins_help): New.
11954 * plugin.h (print_plugins_help): New.
11955 * toplev.c (toplev_main): Call print_plugins_help if needed.
11957 2009-04-16 Richard Guenther <rguenther@suse.de>
11959 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11960 (gimple_ior_addresses_taken_1): New function.
11961 (gimple_ior_addresses_taken): Likewise.
11962 * gimple.h (struct gimple_statement_with_ops_base): Remove
11963 addresses_taken member.
11964 (gimple_ior_addresses_taken): Declare.
11965 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11966 gimple_set_addresses_taken): Remove.
11967 * ipa-reference.c (mark_address): New function.
11968 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11969 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11970 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11971 (gimple_add_to_addresses_taken): Remove.
11972 (get_tmr_operands): Call mark_address_taken.
11973 (get_asm_expr_operands): Likewise.
11974 (get_expr_operands): Likewise.
11975 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11976 (free_stmt_operands): Do not free it.
11977 * tree-ssa.c (delete_tree_ssa): Likewise.
11978 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11980 2009-04-16 Richard Guenther <rguenther@suse.de>
11982 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11983 (walk_stmt_load_store_ops): Likewise.
11984 * gimple.c (get_base_loadstore): New function.
11985 (walk_stmt_load_store_addr_ops): Likewise.
11986 (walk_stmt_load_store_ops): Likewise.
11987 * ipa-pure-const.c (check_op): Simplify.
11988 (check_load, check_store): New functions.
11989 (check_stmt): Use walk_stmt_load_store_ops.
11990 * ipa-reference.c (mark_load): Adjust signature.
11991 (mark_store): Likewise.
11992 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11994 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11996 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11997 (plugin_info): New.
11998 * opts.c (common_handle_option): Don't call print_version.
11999 * plugin.c (plugin_name_args): Add version.
12000 (register_plugin_info): New.
12001 (register_callback): Handle PLUGIN_INFO.
12002 (try_init_one_plugin): New.
12003 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12005 (finalize_one_plugin): New.
12006 (finalize_plugins): New.
12007 (print_one_plugin): New.
12008 (print_plugins_versions): New.
12009 * plugin.h (print_plugins_versions): New.
12010 (finalize_plugins): New.
12011 * toplev.c (compile_file): Don't call initialize_plugins.
12012 (print_version): Call print_plugins_versions.
12013 (toplev_main): Call initialize_plugins. Print version if needed.
12014 Call finalize_plugins.
12016 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12018 * common.opt (fversion): New.
12019 * gcc.c (print_version): New.
12020 (process_command): Don't print the version. Just set print_version.
12021 (main): Print version. Call subprocesses if print_version and
12022 verbose_flag are set.
12023 * opts.c (common_handle_option): Handle OPT_fversion.
12025 2009-04-16 Richard Guenther <rguenther@suse.de>
12026 Ira Rosen <irar@il.ibm.com>
12028 PR tree-optimization/39698
12029 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12030 type of the reduction variable. Only generate the def if
12033 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12034 make sure to first convert to an integer of the same precision.
12035 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12036 the type of the evolution correctly in computing the new
12037 induction variable base.
12039 2009-04-16 Richard Guenther <rguenther@suse.de>
12041 PR middle-end/39625
12042 * tree-cfg.c (make_blocks): Split statements with to-be
12043 abnormal SSA names on the lhs.
12045 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12047 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12048 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12049 * c-typeck.c (really_start_incremental_init): Likewise.
12050 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12051 (TARGET_INITIALIZER): Remove it.
12052 * target.h (struct target): Remove vector_opaque_p.
12053 * tree.c (build_opaque_vector_type): New.
12054 * tree.h (TYPE_VECTOR_OPAQUE): New.
12055 (build_opaque_vector_type): Declare.
12056 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12057 * config/rs6000/rs6000.c (build_opaque_vector_type,
12058 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12059 (rs6000_init_builtins): Use build_opaque_vector_type for
12060 opaque_V4SI_type_node.
12062 2009-04-15 Catherine Moore <clm@codesourcery.com>
12064 * debug.h (set_name): Declare.
12065 * dwarf2out.c (dwarf2out_set_name): Declare.
12066 (dwarf2_debug_hooks): Add set_name.
12067 (find_AT_string): New.
12068 (add_AT_string): Call find_AT_string.
12069 (dwarf2out_set_name): New.
12070 * cp/decl.c (grokdeclarator): Call set_name.
12071 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12072 * debug.c (do_nothing_debug_hooks): Likewise.
12073 * dbxout.c (dbx_debug_hooks): Likewise.
12074 * sdbout.c (sdb_debug_hooks): Likewise.
12076 2009-04-15 Michael Eager <eager@eagercon.com>
12078 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12079 reg for single-precision FPU.
12080 * config/rs6000/rs6000.md (movsi_internal1): Only for
12081 !TARGET_SINGLE_FPU.
12082 (movsi_internal1_single): New. Add pattern to move SI values to/from
12083 single-precision FP regs.
12085 2009-04-15 Richard Guenther <rguenther@suse.de>
12087 * omp-low.c (lower_rec_input_clauses): Build correct address
12089 (expand_omp_for_generic): Fix multiplication type.
12090 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12091 (generate_memset_zero): Fix types.
12092 * tree-profile.c (prepare_instrumented_value): Correctly
12095 2009-04-15 Ian Lance Taylor <iant@google.com>
12097 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12098 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12099 for -Wall and for -Wc++-compat.
12100 (c_common_post_options): For C++, set warn_enum_compare if not
12102 * c-tree.h (struct c_expr): Add field original_type.
12103 (build_external_ref): Update declaration.
12104 * c-parser.c (c_parser_braced_init): Set original_type.
12105 (c_parser_initelt): Likewise.
12106 (c_parser_expr_no_commas): Likewise.
12107 (c_parser_conditional_expression): Likewise.
12108 (c_parser_cast_expression): Likewise.
12109 (c_parser_unary_expression): Likewise. Pull setting of
12110 original_code to top of function.
12111 (c_parser_sizeof_expression): Set original_type.
12112 (c_parser_alignof_expression): Likewise.
12113 (c_parser_postfix_expression): Likewise. Pull setting of
12114 original_code to top of function.
12115 (c_parser_postfix_expression_after_paren_type): Set original_type.
12116 (c_parser_postfix_expression_after_primary): Likewise.
12117 (c_parser_expression): Likewise.
12118 * c-typeck.c (build_external_ref): Add type parameter. Change all
12120 (c_expr_sizeof_expr): Set original_type field.
12121 (parser_build_unary_op): Likewise.
12122 (parser_build_binary_op): Likewise. Optionally warn about
12123 comparisons of enums of different types.
12124 (digest_init): Set original_type field.
12125 (really_start_incremental_init): Likewise.
12126 (push_init_level, pop_init_level): Likewise.
12127 * doc/invoke.texi (Warning Options): -Wenum-compare now
12130 2009-04-15 Richard Guenther <rguenther@suse.de>
12132 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12133 out a necessary conversion.
12134 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12135 names we didn't value number.
12136 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12138 2009-04-15 Richard Guenther <rguenther@suse.de>
12140 PR tree-optimization/39764
12141 * tree-ssa-ccp.c (get_value): Canonicalize value with
12142 canonicalize_float_value.
12144 2009-04-15 Jan Hubicka <jh@suse.cz>
12146 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12147 Wrong version of patch.
12149 2009-04-15 Jan Hubicka <jh@suse.cz>
12151 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12153 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12155 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12156 our distinct integral and vector types.
12158 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12160 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12161 * init.c (build_vtbl_address): Remove call to assemble_external.
12163 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12165 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12166 output for other floating point modes.
12168 2009-04-14 Diego Novillo <dnovillo@google.com>
12170 * diagnostic.c (diagnostic_report_diagnostic): Do not
12171 warn about loaded plugins for DK_ERROR and DK_WARNING.
12172 * c-decl.c (declspecs_add_type): Move call to
12173 invoke_plugin_callbacks ...
12174 * c-parser.c (c_parser_declspecs): ... here.
12175 * plugin.c (dump_active_plugins): Tidy output.
12177 2009-04-14 Diego Novillo <dnovillo@google.com>
12178 Le-Chun Wu <lcwu@google.com>
12180 * configure.ac: Add --enable-plugin support.
12181 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12182 * Makefile.in (PLUGIN_H): Define.
12183 Export ENABLE_PLUGIN and GMPINC to site.exp.
12184 Add PLUGINLIBS to link command.
12185 Add/modify dependencies for plugin.o and files including plugin.h.
12187 * config.in: Regenerate.
12189 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12192 2009-04-14 Le-Chun Wu <lcwu@google.com>
12194 * tree-pass.h (register_one_dump_file): Add a prototype for
12195 register_one_dump_file.
12196 * toplev.c (compile_file): Call initialize_plugins.
12197 (do_compile): Call invoke_plugin_callbacks.
12198 (toplev_main): Call invoke_plugin_callbacks.
12199 * common.opt: Add -fplugin= and -fplugin-arg-.
12200 * gcc-plugin.h: New public header file for plugins to include.
12201 * plugin.c: New source file.
12202 * plugin.h: New internal header file.
12203 * passes.c (register_one_dump_file): Make it external.
12205 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12207 2009-04-14 Diego Novillo <dnovillo@google.com>
12209 * doc/plugins.texi: New.
12210 * doc/gccint.texi: Add reference to Plugins chapter.
12211 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12212 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12213 loaded plugins, if any.
12214 * timevar.def (TV_PLUGIN_INIT): Define.
12215 (TV_PLUGIN_RUN): Define.
12216 * plugin.c: Include timevar.h
12217 (plugins_active_p): New.
12218 (dump_active_plugins): New.
12219 (debug_active_plugins): New.
12221 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12223 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12225 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12227 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12229 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12230 the same as a minus without a shift.
12232 2009-04-14 Nick Clifton <nickc@redhat.com>
12234 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12235 comparisons with small integers will always produce a short
12238 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12241 2008-12-19 Diego Novillo <dnovillo@google.com>
12243 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12245 2009-04-14 Richard Guenther <rguenther@suse.de>
12247 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12249 (verify_gimple_assign_binary): Likewise. Handle shifts and
12251 (verify_gimple_phi): Print the mismatched argument position.
12252 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12254 (vect_update_init_of_dr): Likewise.
12255 * matrix-reorg.c (transform_access_sites): Do what the
12257 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12259 2009-04-13 Michael Eager <eager@eagercon.com>
12261 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12262 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12263 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12264 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12265 remove duplicate config
12267 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12269 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12270 file_name:line_number type locator of the call site.
12272 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12274 * genautomata.c: Put blank after comma.
12275 (automaton_decls): New.
12276 (struct unit_usage): Add comments to member next.
12277 (store_alt_unit_usage): Keep the list ordered.
12278 (unit_present_on_list_p, equal_alternatives_p): New.
12279 (check_regexp_units_distribution): Check units distribution
12280 correctness correctly.
12281 (main): Don't write automata if error is found. Return correct
12284 * config/m68k/cf.md (cfv4_ds): Remove.
12285 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12286 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12288 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12289 power4-load-ext, power4-store, power4-store-update,
12290 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12291 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12292 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12293 power4-sqrt, power4-isync): Modify reservation to make correct
12294 unit distribution to automata.
12296 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12297 power5-store-update, power5-two, power5-three, power5-lmul,
12298 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12300 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12302 * except.c (pass_set_nothrow_function_flags): Set name and add
12304 (set_nothrow_function_flags): Mention in the dump file when
12305 changing a function to nothrow.
12307 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12310 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12311 instead of unsigned long.
12313 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12315 * config/arm/arm.c (return_used_this_function): Remove.
12316 (arm_output_function_prologue): Remove use of
12317 return_used_this_function.
12318 (output_return_instruction): Replace use of
12319 return_used_this_function
12320 by cfun->machine->return_used_this_function.
12321 (arm_output_epilogue): Likewise.
12322 (arm_output_function_epilogue): Likewise.
12323 (thumb_unexpanded_epilogue): Likewise.
12324 * config/arm/arm.h (struct machine_function):
12325 New member return_used_this_function.
12327 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12329 * doc/install.texi: Correct description of default directory for
12330 --with-gxx-include-dir.
12332 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12334 * fold-const.c (build_range_check): Properly deal with enumeral and
12335 boolean base types.
12337 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12339 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12340 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12341 * params.h (MAX_GCSE_PASSES): Remove.
12342 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12343 in sequence. Remove ability to run multiple passes.
12344 (bypass_jumps): Report run as third CPROP pass.
12346 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12348 PR middle-end/39651
12349 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12350 when deciding whether the whole SEQUENCE can throw.
12352 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12355 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12356 offseted label references.
12358 2009-04-11 Jan Hubicka <jh@suse.cz>
12360 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12362 2009-04-11 Richard Guenther <rguenther@suse.de>
12364 PR middle-end/39732
12365 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12366 return variables as TREE_ADDRESSABLE.
12368 2009-04-11 Richard Guenther <rguenther@suse.de>
12370 PR tree-optimization/39713
12371 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12372 reference trees have SSA_NAME operands.
12374 2009-04-11 Richard Guenther <rguenther@suse.de>
12377 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12378 address expressions.
12380 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12382 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12383 match changes in Cygwin 1.7
12384 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12385 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12387 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12389 PR tree-optimization/39701
12390 * doc/invoke.texi (Optimization Options): Document change in
12391 meaning and initialization of -fdelete-null-pointer-checks.
12393 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12395 PR middle-end/39701
12396 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12398 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12401 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12403 2009-04-10 Chao-ying Fu <fu@mips.com>
12405 * doc/tm.texi (Instruction Output): Document
12406 TARGET_ASM_FINAL_POSTSCAN_INSN.
12407 * target.h (final_postscan_insn): New field in asm_out.
12408 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12409 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12410 * final.c (final_scan_insn): Call
12411 targetm.asm_out.final_postscan_insn after outputting
12412 an asm macro and a normal instruction.
12414 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12415 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12416 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12417 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12418 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12420 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12422 PR middle-end/39701
12423 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12424 variables as non-NULL even with -fdelete-null-pointer-checks.
12426 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12428 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12430 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12433 * config/i386/i386.c (classify_argument): Handle SCmode with
12434 (bit_offset % 64) != 0.
12436 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12438 * doc/invoke.texi (Optimize Options): Add cross-reference to
12439 -Q --help=optimizers examples.
12441 2009-04-10 Ben Elliston <bje@au.ibm.com>
12444 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12445 regalign for the reg == fpr and TDmode case.
12447 2009-04-09 David Ayers <ayers@fsfe.org>
12450 * objc/objc-act.c (warn_with_method): Remove helper function.
12451 (check_duplicates): Call warning and inform directly.
12452 (really_start_method): Likewise.
12454 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12456 * expmed.c (expand_divmod): Always use a comparison for a division
12457 by a large unsigned integer.
12459 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12460 for things others than variables or functions as nonzero.
12462 2009-04-09 Nick Clifton <nickc@redhat.com>
12464 * unwind-compat.c: Change copyright header to refer to version
12465 3 of the GNU General Public License with version 3.1 of the
12466 GCC Runtime Library Exception and to point readers at the
12467 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12468 * config/alpha/crtfastmath.c: Likewise.
12469 * config/alpha/linux-unwind.h: Likewise.
12470 * config/alpha/qrnnd.asm: Likewise.
12471 * config/alpha/vms-crt0-64.c: Likewise.
12472 * config/alpha/vms-crt0.c: Likewise.
12473 * config/alpha/vms-dwarf2.asm: Likewise.
12474 * config/alpha/vms-dwarf2eh.asm: Likewise.
12475 * config/alpha/vms-psxcrt0-64.c: Likewise.
12476 * config/alpha/vms-psxcrt0.c: Likewise.
12477 * config/alpha/vms_tramp.asm: Likewise.
12478 * config/arc/initfini.c: Likewise.
12479 * config/arc/lib1funcs.asm: Likewise.
12480 * config/arm/bpabi-v6m.S: Likewise.
12481 * config/arm/bpabi.S: Likewise.
12482 * config/arm/bpabi.c: Likewise.
12483 * config/arm/crti.asm: Likewise.
12484 * config/arm/crtn.asm: Likewise.
12485 * config/arm/ieee754-df.S: Likewise.
12486 * config/arm/ieee754-sf.S: Likewise.
12487 * config/arm/lib1funcs.asm: Likewise.
12488 * config/arm/libunwind.S: Likewise.
12489 * config/arm/linux-atomic.c: Likewise.
12490 * config/arm/mmintrin.h: Likewise.
12491 * config/arm/pr-support.c: Likewise.
12492 * config/arm/unaligned-funcs.c: Likewise.
12493 * config/arm/unwind-arm.c: Likewise.
12494 * config/arm/unwind-arm.h: Likewise.
12495 * config/avr/libgcc.S: Likewise.
12496 * config/bfin/crti.s: Likewise.
12497 * config/bfin/crtlibid.s: Likewise.
12498 * config/bfin/crtn.s: Likewise.
12499 * config/bfin/lib1funcs.asm: Likewise.
12500 * config/bfin/linux-unwind.h: Likewise.
12501 * config/cris/arit.c: Likewise.
12502 * config/cris/cris_abi_symbol.c: Likewise.
12503 * config/darwin-64.c: Likewise.
12504 * config/darwin-crt2.c: Likewise.
12505 * config/darwin-crt3.c: Likewise.
12506 * config/darwin.h: Likewise.
12507 * config/dbxelf.h: Likewise.
12508 * config/dfp-bit.c: Likewise.
12509 * config/dfp-bit.h: Likewise.
12510 * config/elfos.h: Likewise.
12511 * config/fixed-bit.c: Likewise.
12512 * config/fixed-bit.h: Likewise.
12513 * config/fp-bit.c: Likewise.
12514 * config/fp-bit.h: Likewise.
12515 * config/fr30/crti.asm: Likewise.
12516 * config/fr30/crtn.asm: Likewise.
12517 * config/fr30/lib1funcs.asm: Likewise.
12518 * config/freebsd-spec.h: Likewise.
12519 * config/frv/cmovd.c: Likewise.
12520 * config/frv/cmovh.c: Likewise.
12521 * config/frv/cmovw.c: Likewise.
12522 * config/frv/frvbegin.c: Likewise.
12523 * config/frv/frvend.c: Likewise.
12524 * config/frv/lib1funcs.asm: Likewise.
12525 * config/glibc-stdint.h: Likewise.
12526 * config/h8300/clzhi2.c: Likewise.
12527 * config/h8300/crti.asm: Likewise.
12528 * config/h8300/crtn.asm: Likewise.
12529 * config/h8300/ctzhi2.c: Likewise.
12530 * config/h8300/fixunssfsi.c: Likewise.
12531 * config/h8300/lib1funcs.asm: Likewise.
12532 * config/h8300/parityhi2.c: Likewise.
12533 * config/h8300/popcounthi2.c: Likewise.
12534 * config/i386/ammintrin.h: Likewise.
12535 * config/i386/att.h: Likewise.
12536 * config/i386/avxintrin.h: Likewise.
12537 * config/i386/biarch64.h: Likewise.
12538 * config/i386/bmmintrin.h: Likewise.
12539 * config/i386/cpuid.h: Likewise.
12540 * config/i386/cross-stdarg.h: Likewise.
12541 * config/i386/crtfastmath.c: Likewise.
12542 * config/i386/crtprec.c: Likewise.
12543 * config/i386/cygming-crtbegin.c: Likewise.
12544 * config/i386/cygming-crtend.c: Likewise.
12545 * config/i386/cygwin.asm: Likewise.
12546 * config/i386/emmintrin.h: Likewise.
12547 * config/i386/gmm_malloc.h: Likewise.
12548 * config/i386/gthr-win32.c: Likewise.
12549 * config/i386/i386.h: Likewise.
12550 * config/i386/immintrin.h: Likewise.
12551 * config/i386/linux-unwind.h: Likewise.
12552 * config/i386/linux64.h: Likewise.
12553 * config/i386/mm3dnow.h: Likewise.
12554 * config/i386/mmintrin-common.h: Likewise.
12555 * config/i386/mmintrin.h: Likewise.
12556 * config/i386/nmmintrin.h: Likewise.
12557 * config/i386/pmm_malloc.h: Likewise.
12558 * config/i386/pmmintrin.h: Likewise.
12559 * config/i386/smmintrin.h: Likewise.
12560 * config/i386/sol2-c1.asm: Likewise.
12561 * config/i386/sol2-ci.asm: Likewise.
12562 * config/i386/sol2-cn.asm: Likewise.
12563 * config/i386/sol2-gc1.asm: Likewise.
12564 * config/i386/tmmintrin.h: Likewise.
12565 * config/i386/unix.h: Likewise.
12566 * config/i386/w32-unwind.h: Likewise.
12567 * config/i386/wmmintrin.h: Likewise.
12568 * config/i386/x86-64.h: Likewise.
12569 * config/i386/x86intrin.h: Likewise.
12570 * config/i386/xmmintrin.h: Likewise.
12571 * config/ia64/crtbegin.asm: Likewise.
12572 * config/ia64/crtend.asm: Likewise.
12573 * config/ia64/crtfastmath.c: Likewise.
12574 * config/ia64/crti.asm: Likewise.
12575 * config/ia64/crtn.asm: Likewise.
12576 * config/ia64/fde-glibc.c: Likewise.
12577 * config/ia64/lib1funcs.asm: Likewise.
12578 * config/ia64/linux-unwind.h: Likewise.
12579 * config/ia64/quadlib.c: Likewise.
12580 * config/ia64/unwind-ia64.c: Likewise.
12581 * config/linux.h: Likewise.
12582 * config/m32c/m32c-lib1.S: Likewise.
12583 * config/m32c/m32c-lib2-trapv.c: Likewise.
12584 * config/m32c/m32c-lib2.c: Likewise.
12585 * config/m32r/initfini.c: Likewise.
12586 * config/m68hc11/larith.asm: Likewise.
12587 * config/m68hc11/m68hc11-crt0.S: Likewise.
12588 * config/m68k/cf.md: Likewise.
12589 * config/m68k/crti.s: Likewise.
12590 * config/m68k/crtn.s: Likewise.
12591 * config/m68k/lb1sf68.asm: Likewise.
12592 * config/m68k/linux-unwind.h: Likewise.
12593 * config/mcore/crti.asm: Likewise.
12594 * config/mcore/crtn.asm: Likewise.
12595 * config/mcore/lib1.asm: Likewise.
12596 * config/mips/linux-unwind.h: Likewise.
12597 * config/mips/loongson.h: Likewise.
12598 * config/mips/mips16.S: Likewise.
12599 * config/mmix/crti.asm: Likewise.
12600 * config/mmix/crtn.asm: Likewise.
12601 * config/pa/fptr.c: Likewise.
12602 * config/pa/hpux-unwind.h: Likewise.
12603 * config/pa/lib2funcs.asm: Likewise.
12604 * config/pa/linux-atomic.c: Likewise.
12605 * config/pa/linux-unwind.h: Likewise.
12606 * config/pa/milli64.S: Likewise.
12607 * config/pa/quadlib.c: Likewise.
12608 * config/pa/stublib.c: Likewise.
12609 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12610 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12611 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12612 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12613 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12614 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12615 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12616 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12617 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12618 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12619 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12620 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12621 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12622 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12623 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12624 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12625 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12626 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12627 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12628 * config/rs6000/750cl.h: Likewise.
12629 * config/rs6000/altivec.h: Likewise.
12630 * config/rs6000/biarch64.h: Likewise.
12631 * config/rs6000/crtresfpr.asm: Likewise.
12632 * config/rs6000/crtresgpr.asm: Likewise.
12633 * config/rs6000/crtresxfpr.asm: Likewise.
12634 * config/rs6000/crtresxgpr.asm: Likewise.
12635 * config/rs6000/crtsavfpr.asm: Likewise.
12636 * config/rs6000/crtsavgpr.asm: Likewise.
12637 * config/rs6000/darwin-asm.h: Likewise.
12638 * config/rs6000/darwin-fallback.c: Likewise.
12639 * config/rs6000/darwin-fpsave.asm: Likewise.
12640 * config/rs6000/darwin-ldouble.c: Likewise.
12641 * config/rs6000/darwin-tramp.asm: Likewise.
12642 * config/rs6000/darwin-unwind.h: Likewise.
12643 * config/rs6000/darwin-vecsave.asm: Likewise.
12644 * config/rs6000/darwin-world.asm: Likewise.
12645 * config/rs6000/e500crtres32gpr.asm: Likewise.
12646 * config/rs6000/e500crtres64gpr.asm: Likewise.
12647 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12648 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12649 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12650 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12651 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12652 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12653 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12654 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12655 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12656 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12657 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12658 * config/rs6000/eabi-ci.asm: Likewise.
12659 * config/rs6000/eabi-cn.asm: Likewise.
12660 * config/rs6000/eabi.asm: Likewise.
12661 * config/rs6000/linux-unwind.h: Likewise.
12662 * config/rs6000/linux64.h: Likewise.
12663 * config/rs6000/paired.h: Likewise.
12664 * config/rs6000/paired.md: Likewise.
12665 * config/rs6000/ppc64-fp.c: Likewise.
12666 * config/rs6000/ppu_intrinsics.h: Likewise.
12667 * config/rs6000/rs6000.h: Likewise.
12668 * config/rs6000/si2vmx.h: Likewise.
12669 * config/rs6000/sol-ci.asm: Likewise.
12670 * config/rs6000/sol-cn.asm: Likewise.
12671 * config/rs6000/spe.h: Likewise.
12672 * config/rs6000/spu2vmx.h: Likewise.
12673 * config/rs6000/sysv4.h: Likewise.
12674 * config/rs6000/tramp.asm: Likewise.
12675 * config/rs6000/vec_types.h: Likewise.
12676 * config/s390/linux-unwind.h: Likewise.
12677 * config/s390/tpf-unwind.h: Likewise.
12678 * config/score/crti.asm: Likewise.
12679 * config/score/crtn.asm: Likewise.
12680 * config/sh/crt1.asm: Likewise.
12681 * config/sh/crti.asm: Likewise.
12682 * config/sh/crtn.asm: Likewise.
12683 * config/sh/divtab-sh4-300.c: Likewise.
12684 * config/sh/divtab-sh4.c: Likewise.
12685 * config/sh/divtab.c: Likewise.
12686 * config/sh/lib1funcs-4-300.asm: Likewise.
12687 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12688 * config/sh/lib1funcs.asm: Likewise.
12689 * config/sh/lib1funcs.h: Likewise.
12690 * config/sh/linux-atomic.asm: Likewise.
12691 * config/sh/linux-unwind.h: Likewise.
12692 * config/sh/shmedia.h: Likewise.
12693 * config/sh/sshmedia.h: Likewise.
12694 * config/sh/ushmedia.h: Likewise.
12695 * config/sparc/crtfastmath.c: Likewise.
12696 * config/sparc/linux-unwind.h: Likewise.
12697 * config/sparc/sol2-c1.asm: Likewise.
12698 * config/sparc/sol2-ci.asm: Likewise.
12699 * config/sparc/sol2-cn.asm: Likewise.
12700 * config/spu/divmodti4.c: Likewise.
12701 * config/spu/divv2df3.c: Likewise.
12702 * config/spu/float_disf.c: Likewise.
12703 * config/spu/float_unsdidf.c: Likewise.
12704 * config/spu/float_unsdisf.c: Likewise.
12705 * config/spu/float_unssidf.c: Likewise.
12706 * config/spu/mfc_multi_tag_release.c: Likewise.
12707 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12708 * config/spu/mfc_tag_release.c: Likewise.
12709 * config/spu/mfc_tag_reserve.c: Likewise.
12710 * config/spu/mfc_tag_table.c: Likewise.
12711 * config/spu/multi3.c: Likewise.
12712 * config/spu/spu_internals.h: Likewise.
12713 * config/spu/spu_intrinsics.h: Likewise.
12714 * config/spu/spu_mfcio.h: Likewise.
12715 * config/spu/vec_types.h: Likewise.
12716 * config/spu/vmx2spu.h: Likewise.
12717 * config/stormy16/stormy16-lib2.c: Likewise.
12718 * config/svr4.h: Likewise.
12719 * config/sync.c: Likewise.
12720 * config/v850/lib1funcs.asm: Likewise.
12721 * config/vxlib-tls.c: Likewise.
12722 * config/vxlib.c: Likewise.
12723 * config/vxworks-dummy.h: Likewise.
12724 * config/xtensa/crti.asm: Likewise.
12725 * config/xtensa/crtn.asm: Likewise.
12726 * config/xtensa/ieee754-df.S: Likewise.
12727 * config/xtensa/ieee754-sf.S: Likewise.
12728 * config/xtensa/lib1funcs.asm: Likewise.
12729 * config/xtensa/lib2funcs.S: Likewise.
12730 * config/xtensa/linux-unwind.h: Likewise.
12731 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12732 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12733 * coretypes.h: Likewise.
12734 * crtstuff.c: Likewise.
12735 * defaults.h: Likewise.
12736 * dwarf2.h: Likewise.
12737 * emutls.c: Likewise.
12738 * gbl-ctors.h: Likewise.
12739 * gcov-io.h: Likewise.
12740 * ginclude/float.h: Likewise.
12741 * ginclude/iso646.h: Likewise.
12742 * ginclude/stdarg.h: Likewise.
12743 * ginclude/stdbool.h: Likewise.
12744 * ginclude/stddef.h: Likewise.
12745 * ginclude/stdfix.h: Likewise.
12746 * ginclude/stdint-gcc.h: Likewise.
12747 * ginclude/tgmath.h: Likewise.
12748 * gthr-aix.h: Likewise.
12749 * gthr-dce.h: Likewise.
12750 * gthr-gnat.c: Likewise.
12751 * gthr-gnat.h: Likewise.
12752 * gthr-lynx.h: Likewise.
12753 * gthr-mipssde.h: Likewise.
12754 * gthr-nks.h: Likewise.
12755 * gthr-posix.c: Likewise.
12756 * gthr-posix.h: Likewise.
12757 * gthr-posix95.h: Likewise.
12758 * gthr-rtems.h: Likewise.
12759 * gthr-single.h: Likewise.
12760 * gthr-solaris.h: Likewise.
12761 * gthr-tpf.h: Likewise.
12762 * gthr-vxworks.h: Likewise.
12763 * gthr-win32.h: Likewise.
12764 * gthr.h: Likewise.
12765 * libgcc2.c: Likewise.
12766 * libgcc2.h: Likewise.
12767 * libgcov.c: Likewise.
12768 * tsystem.h: Likewise.
12769 * typeclass.h: Likewise.
12770 * unwind-c.c: Likewise.
12771 * unwind-compat.h: Likewise.
12772 * unwind-dw2-fde-compat.c: Likewise.
12773 * unwind-dw2-fde-darwin.c: Likewise.
12774 * unwind-dw2-fde-glibc.c: Likewise.
12775 * unwind-dw2-fde.c: Likewise.
12776 * unwind-dw2-fde.h: Likewise.
12777 * unwind-dw2.c: Likewise.
12778 * unwind-dw2.h: Likewise.
12779 * unwind-generic.h: Likewise.
12780 * unwind-pe.h: Likewise.
12781 * unwind-sjlj.c: Likewise.
12782 * unwind.inc: Likewise.
12783 * config/arm/neon-gen.ml: Change generated copyright header to
12784 refer to version 3 of the GNU General Public License with
12785 version 3.1 of the GCC Runtime Library Exception and to point
12786 readers at the COPYING3 and COPYING3.RUNTIME files and the
12787 FSF's license web page.
12788 * config/arm/arm_neon.h: Regenerate.
12790 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12792 * config/cris/cris.md: Change copyright header to refer to version
12793 3 of the GNU General Public License.
12794 * doc/install.texi2html: Change copyright header to refer to version
12795 3 of the GNU General Public License and to point readers at the
12796 COPYING3 file and the FSF's license web page.
12797 * config/vax/linux.h: Likewise.
12799 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12801 * config/i386/i386.md (cmpcc): New.
12802 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12803 (sync_compare_and_swap_cc*): Delete.
12805 * config/s390/s390.c (s390_compare_emitted): Remove.
12806 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12807 s390_compare_emitted used to be handled. Assert that modes match.
12808 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12809 refer to sync_compare_and_swap_ccsi.
12810 * config/s390/s390.h (s390_compare_emitted): Remove.
12811 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12812 instead of s390_compare_emitted.
12813 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12814 instead of s390_compare_emitted.
12815 * config/s390/s390.md (cmpcc): New.
12816 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12817 CC_REGNUM, do not pretend it's set.
12818 (sync_compare_and_swap_cc*): Delete.
12819 * config/s390/predicates.md (cc_reg_operand): New.
12821 * expr.c (sync_compare_and_swap_cc): Delete.
12822 * optabs.h (sync_compare_and_swap_cc): Delete.
12823 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12824 is being used with can_compare_p.
12825 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12826 (find_cc_set): New.
12827 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12828 look for a MODE_CC set instead. Use emit_store_flag.
12829 (expand_compare_and_swap_loop): Likewise, with some additional
12830 complication to avoid a force_reg when useless. Use
12831 emit_cmp_and_jump_insns.
12832 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12833 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12834 sync_compare_and_swap documentation.
12836 2009-04-09 Jan Hubicka <jh@suse.cz>
12838 * except.c (find_prev_try): Break out from ....
12839 (duplicate_eh_regions): ... here; properly update prev_try pointers
12840 when duplication part of tree.
12841 (dump_eh_tree): Improve dumping.
12842 (verify_eh_region): New.
12843 (verify_eh_tree): Use it.
12845 2009-04-06 Richard Guenther <rguenther@suse.de>
12847 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12848 &ARRAY addresses by adjusting their types and prepending
12850 * tree-cfg.c (verify_gimple_assign_single): Verify that
12851 addresses are correct.
12853 2009-04-09 Richard Guenther <rguenther@suse.de>
12855 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12856 indices into an array reference if possible.
12857 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12858 Fold POINTER_PLUS_EXPR statements with invariant address.
12860 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12863 * config.gcc (powerpc64-*-linux*): Always build biarch.
12865 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12868 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12869 it and pedwarn if this results in an INTEGER_CST.
12871 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12873 * doc/install.texi: Update minimum GMP version. Remove obsolete
12874 text in MPFR section.
12876 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12878 * dwarf2out.c (class_scope_p): New static inline.
12879 (class_or_namespace_scope_p): Use it.
12880 (gen_variable_die): Use DW_TAG_member tag for static data member
12881 declarations instead of DW_TAG_variable.
12883 PR middle-end/39573
12884 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12887 2009-04-08 Richard Guenther <rguenther@suse.de>
12889 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12890 valueize random data.
12892 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12894 * config.gcc (aix tm_file): Add aix-stdint.h.
12895 (aix tm clause use_gcc_stdint): Set to wrap.
12896 * config/rs6000/aix-stdint.h: New file.
12898 2009-04-08 Richard Guenther <rguenther@suse.de>
12900 PR middle-end/36291
12901 * tree-dfa.c (add_referenced_var): Do not recurse into
12902 global initializers.
12903 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12905 (fold_const_aggregate_ref): Likewise.
12907 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12909 * recog.c (ordered_comparison_operator): New.
12910 * gensupport.c (std_preds): Add it.
12911 * doc/md.texi (Machine-Independent Predicates): Document it.
12913 2009-04-08 Jan Hubicka <jh@suse.cz>
12915 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12916 * function.h (rtl_eh): Remove exception_handler_label_map.
12917 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12918 remove_exception_handler_label, for_each_eh_label_1): Remove.
12919 (rtl_remove_unreachable_regions): Remove.
12920 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12921 (find_exception_handler_labels): Don't build the hashtable.
12922 (maybe_remove_eh_handler): Remove.
12923 (for_each_eh_label): Rewrite to walk the tree.
12924 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12925 * except.h (maybe_remove_eh_handler): Remove.
12926 * passes.c (init_optimization_passes): Schedule second EH cleanup
12928 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12929 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12931 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12933 * genoutput.c (validate_optab_operands): New.
12934 (gen_insn, gen_expand): Call it.
12936 * genflags.c (gen_insn): Detect misused iterators.
12937 (main): Pass line_no to gen_insn, exit with status 1 on error.
12939 * genextract.c (line_no): Make global.
12940 (VEC_safe_set_locstr): Change assertion to error message.
12941 (main): Exit with status 1 on error.
12943 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12947 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12948 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12949 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12950 * c-convert.c (convert): Do not call fold on results of conversion
12951 functions when the result is a C_MAYBE_CONST_EXPR.
12952 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12953 of __builtin_choose_expr.
12954 * c-typeck.c (remove_c_maybe_const_expr): New.
12955 (build_unary_op, build_conditional_expr, build_compound_expr,
12956 build_binary_op, c_objc_common_truthvalue_conversion): Call
12957 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12960 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12962 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12963 CODE to produce a new one. Add a prototype to use fold_convert_const
12965 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12968 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12969 mix declarations and code.
12971 2009-04-08 Ben Elliston <bje@au.ibm.com>
12973 * gcc.c: Replace `CC' with `GCC' throughout.
12975 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12977 * doc/invoke.texi: Document Atom support.
12979 2009-04-07 Jason Merrill <jason@redhat.com>
12982 * c-common.h, c-common.c: Add flag_pretty_templates.
12983 * c-opts.c (c_common_handle_option): Set it.
12984 * c.opt: Add -fno-pretty-templates.
12985 * doc/invoke.texi (C++ Dialect Options): Likewise.
12987 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12989 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12990 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12991 (ia64_expand_builtin): Likewise.
12993 2009-04-07 Martin Jambor <mjambor@suse.cz>
12995 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12996 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12997 ADDR_EXPRS are include too.
12999 2009-04-07 Richard Guenther <rguenther@suse.de>
13001 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13002 decls are only used if passes as parameters or if they are
13003 local statics and the call is not to a builtin.
13004 (call_may_clobber_ref_p_1): Likewise.
13006 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13008 * expr.c (do_store_flag): Remove last argument. Simplify code
13009 to avoid duplication of tests already done by can_compare_p.
13010 (expand_expr_real_1): Adjust caller.
13012 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13014 * optabs.c (can_compare_p): Test the predicate of a
13015 cbranch and cstore pattern.
13017 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13019 * expr.c (convert_move): Use emit_store_flag instead of
13022 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13024 * config/i386/i386.c (ix86_compare_emitted): Remove.
13025 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13026 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13027 * config/i386/i386.h (ix86_compare_emitted): Remove.
13028 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13029 instead of ix86_compare_emitted.
13030 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13032 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13034 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13035 Add t-sysroot-suffix to tmake_file.
13036 * config/print-sysroot-suffix.sh: New file.
13037 * config/t-sysroot-suffix: New file.
13039 2009-04-07 Ben Elliston <bje@au.ibm.com>
13041 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13042 as the latter produces a warning when the target does not support
13045 2009-04-07 Ben Elliston <bje@au.ibm.com>
13047 * dfp.c: Replace type punning assignments with memcpy throughout.
13048 * Makefile.in (dfp.o-warn): Remove.
13050 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13053 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13054 Include soft-fp/t-softfp after rs6000/t-linux64.
13056 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13058 * stor-layout.c (set_sizetype): Use the full precision of their
13059 machine mode for bitsize types.
13061 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13063 * config/i386/i386.md: Revert 2 accidental checkins.
13065 2009-04-06 Joey Ye <joey.ye@intel.com>
13066 Xuepeng Guo <xuepeng.guo@intel.com>
13067 H.J. Lu <hongjiu.lu@intel.com>
13069 Atom pipeline model, tuning and insn selection.
13070 * config.gcc (atom): Add atom config options and target.
13072 * config/i386/atom.md: New.
13074 * config/i386/i386.c (atom_cost): New cost.
13075 (m_ATOM): New macro flag.
13076 (initial_ix86_tune_features): Set m_ATOM.
13077 (x86_accumulate_outgoing_args): Likewise.
13078 (x86_arch_always_fancy_math_387): Likewise.
13079 (processor_target): Add Atom cost.
13080 (cpu_names): Add Atom cpu name.
13081 (override_options): Set Atom ISA.
13082 (ix86_issue_rate): New case PROCESSOR_ATOM.
13083 (ix86_adjust_cost): Likewise.
13085 * config/i386/i386.h (TARGET_ATOM): New target macro.
13086 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13087 (TARGET_OPT_AGU): New target option.
13088 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13089 (processor_type): Add PROCESSOR_ATOM.
13091 * config/i386/i386.md (cpu): Add new value "atom".
13092 (use_carry, movu): New attr.
13093 (atom.md): Include atom.md.
13094 (adddi3_carry_rex64): Set attr "use_carry".
13095 (addqi3_carry): Likewise.
13096 (addhi3_carry): Likewise.
13097 (addsi3_carry): Likewise.
13098 (*addsi3_carry_zext): Likewise.
13099 (subdi3_carry_rex64): Likewise.
13100 (subqi3_carry): Likewise.
13101 (subhi3_carry): Likewise.
13102 (subsi3_carry): Likewise.
13103 (x86_movdicc_0_m1_rex64): Likewise.
13104 (*x86_movdicc_0_m1_se): Likewise.
13105 (x86_movsicc_0_m1): Likewise.
13106 (*x86_movsicc_0_m1_se): Likewise.
13107 (*adddi_1_rex64): Emit add insn as much as possible.
13108 (*addsi_1): Likewise.
13109 (return_internal): Set atom_unit.
13110 (return_internal_long): Likewise.
13111 (return_pop_internal): Likewise.
13112 (*rcpsf2_sse): Set atom_sse_attr attr.
13113 (*qrt<mode>2_sse): Likewise.
13114 (*prefetch_sse): Likewise.
13116 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13118 (ix86_target_macros_internal): Likewise.
13120 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13121 (*prefetch_sse_rex): Likewise.
13122 (sse_rcpv4sf2): Likewise.
13123 (sse_vmrcpv4sf2): Likewise.
13124 (sse_sqrtv4sf2): Likewise.
13125 (<sse>_vmsqrt<mode>2): Likewise.
13126 (sse_ldmxcsr): Likewise.
13127 (sse_stmxcsr): Likewise.
13128 (*sse_sfence): Likewise.
13129 (sse2_clflush): Likewise.
13130 (*sse2_mfence): Likewise.
13131 (*sse2_lfence): Likewise.
13132 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13133 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13134 (avx_movdqu<avxmodesuffix>): Likewise.
13135 (avx_lddqu<avxmodesuffix>): Likewise.
13136 (sse2_movntv2di): Change attr "type" to "ssemov".
13137 (sse2_movntsi): Likewise.
13138 (rsqrtv8sf2): Change attr "type" to "sseadd".
13139 (sse3_addsubv2df3): Set attr "atom_unit".
13140 (sse3_h<plusminus_insn>v4sf3): Likewise.
13141 (*sse2_pmaddwd): Likewise.
13142 (*vec_extractv2di_1_rex64): Likewise.
13143 (*vec_extractv2di_1_avx): Likewise.
13144 (sse2_psadbw): Likewise.
13145 (ssse3_phaddwv8hi3): Likewise.
13146 (ssse3_phaddwv4hi3): Likewise.
13147 (ssse3_phadddv4si3): Likewise.
13148 (ssse3_phadddv2si3): Likewise.
13149 (ssse3_phaddswv8hi3): Likewise.
13150 (ssse3_phaddswv4hi3): Likewise.
13151 (ssse3_phsubwv8hi3): Likewise.
13152 (ssse3_phsubwv4hi3): Likewise.
13153 (ssse3_phsubdv4si3): Likewise.
13154 (ssse3_phsubdv2si3): Likewise.
13155 (ssse3_phsubswv8hi3): Likewise.
13156 (ssse3_phsubswv4hi3): Likewise.
13157 (ssse3_pmaddubsw128): Likewise.
13158 (sse3_pmaddubsw: Likewise.
13159 (ssse3_palignrti): Likewise.
13160 (ssse3_palignrdi): Likewise.
13162 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13164 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13166 2009-04-06 Richard Guenther <rguenther@suse.de>
13168 PR tree-optimization/28868
13169 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13170 of which PHI results we inserted.
13171 (insert_into_preds_of_block): Record inserted PHIs.
13172 (eliminate): Eliminate redundant PHI nodes.
13173 (init_pre): Init inserted_phi_names.
13175 2009-04-06 Richard Guenther <rguenther@suse.de>
13177 PR tree-optimization/39643
13178 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13179 IMAGPART_EXPRs of complex constants.
13180 (execute_fold_all_builtins): If we folded a call queue
13181 TODO_update_address_taken.
13183 2009-04-06 Jan Hubicka <jh@suse.cz>
13185 PR middle-end/39659
13186 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13189 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13191 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13193 (ic_invalidate_array): Likewise.
13195 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13197 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13198 alignment for library calls.
13200 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13202 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13203 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13204 * config/i386/mingw-stdint.h: New file.
13206 2009-04-05 Richard Guenther <rguenther@suse.de>
13208 PR tree-optimization/39648
13209 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13210 our &A vs. &A[0] IL deficiencies.
13212 2009-04-04 Jan Hubicka <jh@suse.cz>
13214 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13215 removed toplevel regions.
13216 (sjlj_mark_call_sites): Likewise.
13218 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13220 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13221 (cygwin tm clause use_gcc_stdint): Set to wrap.
13222 * config/i386/cygwin-stdint.h: New file.
13224 2009-04-04 Richard Guenther <rguenther@suse.de>
13226 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13227 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13228 single-argument PHIs if we are in loop-closed SSA form.
13229 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13230 for the pre-condition.
13231 (slpeel_tree_peel_loop_to_edge): Likewise.
13232 (vect_build_loop_niters): Take an optional sequence to append stmts.
13233 (vect_generate_tmps_on_preheader): Likewise.
13234 (vect_do_peeling_for_loop_bound): Take extra guards for the
13236 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13237 the cost model check.
13238 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13239 guards if we are going to peel. Do not apply versioning in that case.
13240 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13241 (vect_do_peeling_for_loop_bound): Likewise.
13242 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13243 loop bound only record extra pre-conditions, do not apply loop
13246 2009-04-04 Richard Guenther <rguenther@suse.de>
13248 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13251 2009-04-04 Jan Hubicka <jh@suse.cz>
13253 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13254 last_basic_block for size of bb->index indexed array.
13255 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13256 compute_out, link_btr_uses, build_btr_def_use_webs,
13257 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13259 2009-04-04 Jan Hubicka <jh@suse.cz>
13261 * except.c (remove_eh_handler_and_replace): Break out from ...
13262 (remove_eh_handler): ... here.
13263 (bring_to_root): New function.
13264 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13265 handled ones, bring others to root of tree.
13267 2009-04-04 Jan Hubicka <jh@suse.cz>
13269 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13270 (all_phis_safe_to_merge): New function.
13271 (update_info): New structure.
13272 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13273 (cleanup_empty_eh): Update SSA if possible.
13275 2009-04-04 Richard Guenther <rguenther@suse.de>
13277 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13278 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13279 (append_vuse): Likewise.
13281 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13283 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13284 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13285 instead of REG_UNSAVED for DW_CFA_undefined.
13286 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13287 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13290 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13293 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13294 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13295 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13297 2009-04-04 Richard Guenther <rguenther@suse.de>
13299 PR tree-optimization/8781
13300 PR tree-optimization/37892
13301 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13302 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13303 (valueize_refs): Call it for *& valueizations.
13304 (shared_reference_ops_from_ref): Rename to ...
13305 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13306 (shared_reference_ops_from_call): Rename to ...
13307 (valueize_shared_reference_ops_from_call): ... this and valueize.
13308 (vn_reference_lookup): Update.
13309 (visit_reference_op_call): Likewise.
13310 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13311 (eliminate): Value-replace the call address in call statements.
13313 2009-04-04 Richard Guenther <rguenther@suse.de>
13315 PR tree-optimization/39636
13316 * tree-ssa-forwprop.c
13317 (forward_propagate_addr_into_variable_array_index): Check for
13318 GIMPLE_ASSIGN before accessing the rhs code.
13320 2009-04-03 Jason Merrill <jason@redhat.com>
13322 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13324 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13326 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13327 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13328 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13329 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13330 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13331 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13332 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13333 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13334 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13335 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13336 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13337 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13338 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13339 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13340 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13341 Use fr_reg_or_fp01_operand instead of fr_register_operand
13343 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13344 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13345 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13347 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13349 PR rtl-optimization/39607
13350 PR rtl-optimization/39631
13354 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13355 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13356 instead of DF_LR_OUT.
13357 * ira-lives.c (process_bb_node_lives): Ditto.
13358 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13359 instead of DF_LR_{OUT,IN}.
13360 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13361 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13363 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13365 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13366 (execute_lower_omp): Always run but take the short way out if -fopenmp
13368 (gate_lower_omp): Remove, forcing the pass manager to always run the
13369 pass and always set PROP_gimple_lomp.
13370 (pass_lower_omp): Remove gate function.
13371 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13372 PROP_trees. Instead, require it.
13373 * ipa-cp.c (pass_ipa_cp): Likewise.
13374 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13375 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13376 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13377 and PROP_gimple_leh.
13379 2009-04-03 Richard Guenther <rguenther@suse.de>
13381 PR middle-end/13146
13382 PR tree-optimization/23940
13383 PR tree-optimization/33237
13384 PR middle-end/33974
13385 PR middle-end/34093
13386 PR tree-optimization/36201
13387 PR tree-optimization/36230
13388 PR tree-optimization/38049
13389 PR tree-optimization/38207
13390 PR tree-optimization/38230
13391 PR tree-optimization/38301
13392 PR tree-optimization/38585
13393 PR middle-end/38895
13394 PR tree-optimization/38985
13395 PR tree-optimization/39299
13396 * tree-ssa-structalias.h: Remove.
13397 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13398 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13399 (struct vuse_element_d): Remove.
13400 (struct vuse_vec_d): Likewise.
13401 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13402 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13403 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13404 VUSE_ELEMENT_VAR): Likewise.
13405 (struct voptype_d): Likewise.
13406 (NUM_VOP_FREE_BUCKETS): Likewise.
13407 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13408 (struct stmt_operands_d): Remove.
13409 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13410 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13411 VDEF_NUM, VDEF_VECT): Likewise.
13412 (copy_virtual_operands): Remove.
13413 (operand_build_cmp): Likewise.
13414 (create_ssa_artificial_load_stmt): Likewise.
13415 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13416 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13417 vuse_index and mayuse_index members. Pack and move done and iter_type
13418 members to the front.
13419 (SSA_OP_VMAYUSE): Remove.
13420 (SSA_OP_VIRTUAL_USES): Adjust.
13421 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13422 (unlink_stmt_vdef): Declare.
13423 (add_to_addressable_set): Remove.
13424 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13425 (vrp_visit_stmt): Likewise.
13426 * doc/tree-ssa.texi (Alias analysis): Update.
13427 * doc/invoke.texi (max-aliased-vops): Remove docs.
13428 (avg-aliased-vops): Likewise.
13429 * tree-into-ssa.c (syms_to_rename): Remove.
13430 (need_to_update_vops_p): Likewise.
13431 (need_to_initialize_update_ssa_p): Rename to ...
13432 (update_ssa_initialized_fn): ... this. Track function we are
13434 (symbol_marked_for_renaming): Simplify.
13435 (add_new_name_mapping): Do not set need_to_update_vops_p.
13436 (dump_currdefs): Use SYMS_TO_RENAME.
13437 (rewrite_update_stmt): Always walk all uses/defs.
13438 (dump_update_ssa): Adjust.
13439 (init_update_ssa): Take function argument. Track what we are
13441 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13442 (create_new_def_for): Initialize for cfun, assert we are initialized
13444 (mark_sym_for_renaming): Simplify.
13445 (mark_set_for_renaming): Do not initialize update-ssa.
13446 (need_ssa_update_p): Simplify. Take function argument.
13447 (name_mappings_registered_p): Assert we ask for the correct function.
13448 (name_registered_for_update_p): Likewise.
13449 (ssa_names_to_replace): Likewise.
13450 (release_ssa_name_after_update_ssa): Likewise.
13451 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13452 (dump_decl_set): Do not print a newline.
13453 (debug_decl_set): Do it here.
13454 (dump_update_ssa): And here.
13455 * tree-ssa-loop-im.c (move_computations): Adjust.
13456 (movement_possibility): Likewise.
13457 (determine_max_movement): Likewise.
13458 (gather_mem_refs_stmt): Likewise.
13459 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13460 or NAME_MEMORY_TAG.
13461 * tree-complex.c (update_all_vops): Remove.
13462 (expand_complex_move): Adjust.
13463 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13464 Simplify test for memory referencing statement. Exclude
13465 non-invariant ADDR_EXPRs.
13466 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13467 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13468 (rdg_flag_uses): Likewise.
13469 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13471 (tree_optimize_tail_calls_1): Also split the
13472 edge from the entry block if we have degenerate PHI nodes in
13473 the first basic block.
13474 * tree.c (init_ttree): Remove memory-tag related code.
13475 (tree_code_size): Likewise.
13476 (tree_node_structure): Likewise.
13477 (build7_stat): Re-write to be build6_stat.
13478 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13479 (SSA_VAR_P): Adjust.
13480 (struct tree_memory_tag): Remove.
13481 (struct tree_memory_partition_tag): Likewise.
13482 (union tree_node): Adjust.
13483 (build7): Re-write to be build6.
13484 * tree-pass.h (pass_reset_cc_flags): Remove.
13485 (TODO_update_address_taken): New flag.
13486 (pass_simple_dse): Remove.
13487 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13488 * params.h (MAX_ALIASED_VOPS): Remove.
13489 (AVG_ALIASED_VOPS): Likewise.
13490 * omp-low.c (expand_omp_taskreg): Update SSA form.
13491 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13492 aliases the lhs in a copy stmt.
13493 * tree-ssa-dse.c (struct address_walk_data): Remove.
13494 (memory_ssa_name_same): Likewise.
13495 (memory_address_same): Likewise.
13496 (get_kill_of_stmt_lhs): Likewise.
13497 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13498 unused stores. Look through PHI nodes into post-dominated regions.
13499 (dse_optimize_stmt): Simplify. Properly remove stores.
13500 (tree_ssa_dse): Compute dominators.
13501 (execute_simple_dse): Remove.
13502 (pass_simple_dse): Likewise.
13503 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13504 gimple_loaded_syms and gimple_stored_syms computation.
13505 * toplev.c (dump_memory_report): Dump alias and pta stats.
13506 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13507 (vn_reference_eq): Likewise.
13508 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13509 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13510 valueize_vuses): Remove.
13511 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13512 (get_def_ref_stmt_vuse): ... this.
13513 (vn_reference_lookup_2): New function.
13514 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13515 walking equivalent vuses. Simplify.
13516 (vn_reference_lookup): Likewise.
13517 (vn_reference_insert): Likewise.
13518 (vn_reference_insert_pieces): Likewise.
13519 (visit_reference_op_call): Simplify.
13520 (visit_reference_op_load): Likewise.
13521 (visit_reference_op_store): Likewise.
13522 (init_scc_vn): Remove shared_lookup_vuses initialization.
13523 (free_scc_vn): Remove shared_lookup_vuses freeing.
13524 (sort_vuses, sort_vuses_heap): Remove.
13525 (get_ref_from_reference_ops): Export.
13526 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13527 vector with single vuse pointer.
13528 (vn_reference_lookup_pieces, vn_reference_lookup,
13529 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13530 (shared_vuses_from_stmt): Remove.
13531 (get_ref_from_reference_ops): Declare.
13532 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13533 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13534 memory-tag related code.
13535 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13536 (likely_value): Add comment, skip static-chain of call statements.
13537 (surely_varying_stmt_p): Adjust.
13538 (gimplify_and_update_call_from_tree): Likewise.
13539 (execute_fold_all_builtins): Do not rebuild alias info.
13540 (gimplify_and_update_call_from_tree): Properly update VOPs.
13541 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13542 (copy_ref_info): Remove memory-tag related code.
13543 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13544 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13545 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13547 * tree-ssa-dom.c (gimple_p): Remove typedef.
13548 (eliminate_redundant_computations): Adjust.
13549 (record_equivalences_from_stmt): Likewise.
13550 (avail_expr_hash): Likewise.
13551 (avail_expr_eq): Likewise.
13552 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13553 (stmt_makes_single_load): Likewise.
13554 (stmt_makes_single_store): Likewise.
13555 * tree-ssa-alias.c: Rewrite completely.
13556 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13557 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13558 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13559 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13560 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13561 Remove public functions.
13562 (pass_reset_cc_flags): Remove.
13563 (pass_build_alias): Move ...
13564 * tree-ssa-structalias.c (pass_build_alias): ... here.
13565 * tree-ssa-alias.c (may_be_aliased): Move ...
13566 * tree-flow-inline.h (may_be_aliased): ... here.
13567 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13568 count_uses_and_derefs): Move ...
13569 * gimple.c: ... here.
13570 * gimple.h (count_uses_and_derefs): Declare.
13571 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13572 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13573 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13574 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13575 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13576 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13577 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13579 * tree-dfa.c (refs_may_alias_p): Move ...
13580 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13581 * tree-ssa-alias.h: New file.
13582 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13583 (statement_sink_location): Likewise.
13584 * opts.c (decode_options): Do not adjust max-aliased-vops or
13585 avg-aliased-vops values.
13586 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13587 (TV_CALL_CLOBBER): Likewise.
13588 (TV_FLOW_SENSITIVE): Likewise.
13589 (TV_FLOW_INSENSITIVE): Likewise.
13590 (TV_MEMORY_PARTITIONING): Likewise.
13591 (TV_ALIAS_STMT_WALK): New timevar.
13592 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13593 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13594 (get_address_description): Remove memory-tag related code.
13595 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13596 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13597 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13598 and immediate uses in statements. Document.
13599 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13600 (dump_symbols): Remove.
13601 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13602 * alias.c (get_deref_alias_set): New function split out from ...
13603 (get_alias_set): ... here.
13604 * alias.h (get_deref_alias_set): Declare.
13605 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13606 type parameter. Remove restrict pointer handling. Create a
13607 ref-all pointer in case type-based alias sets do not conflict.
13608 (vect_analyze_data_refs): Remove SMT related code.
13609 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13610 (vectorizable_load): Likewise.
13611 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13612 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13613 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13614 Ignore vops and SMTs.
13615 (dr_analyze_alias): Likewise..
13616 (free_data_ref): Likewise.
13617 (create_data_ref): Likewise.
13618 (analyze_all_data_dependences): Likewise.
13619 (get_references_in_stmt): Adjust.
13620 * tree-flow-inline.h (gimple_aliases_computed_p,
13621 gimple_addressable_vars, gimple_call_clobbered_vars,
13622 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13623 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13624 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13625 gimple_mem_ref_stats): Remove.
13626 (gimple_vop): New function.
13627 (op_iter_next_use): Remove vuses and mayuses cases.
13628 (op_iter_next_def): Remove vdefs case.
13629 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13630 (clear_and_done_ssa_iter): Do not set removed fields.
13631 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13632 Assert we are not iterating over vuses or vdefs if not also
13633 iterating over uses or defs.
13634 (op_iter_init_use): Likewise.
13635 (op_iter_init_def): Likewise.
13636 (op_iter_next_vdef): Remove.
13637 (op_iter_next_mustdef): Likewise.
13638 (op_iter_init_vdef): Likewise.
13639 (compare_ssa_operands_equal): Likewise.
13640 (link_use_stmts_after): Handle vuse operand.
13641 (is_call_used): Use is_call_clobbered.
13642 (is_call_clobbered): Global variables are always call clobbered,
13643 query the call-clobbers bitmap.
13644 (mark_call_clobbered): Ignore global variables.
13645 (clear_call_clobbered): Likewise.
13646 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13647 virtual operands sanity check.
13648 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13650 (TARGET_MEM_REF): Remove TMR_TAG operand.
13651 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13652 Remove call-clobber related code.
13653 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13654 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13655 partitions or escape reason.
13656 (get_single_def_stmt, get_single_def_stmt_from_phi,
13657 get_single_def_stmt_with_phi): Remove.
13658 (dump_referenced_vars): Tidy.
13659 (get_ref_base_and_extent): Allow bare decls.
13660 (collect_dfa_stats): Adjust.
13661 * graphite.c (rename_variables_in_stmt): Adjust.
13662 (graphite_copy_stmts_from_block): Likewise.
13663 (translate_clast): Likewise.
13664 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13666 (translate_vuse_through_block): Use the oracle.
13667 (phi_translate_1): Adjust.
13668 (value_dies_in_block_x): Use the oracle. Cache the outcome
13670 (valid_in_sets): Check if the VUSE for
13671 a REFERENCE is available.
13672 (eliminate): Do not remove stmts during elimination,
13673 instead queue and remove them afterwards.
13674 (do_pre): Do not rebuild alias info.
13675 (pass_pre): Run TODO_rebuild_alias before PRE.
13676 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13677 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13678 (mark_all_v_defs_stmt): Remove.
13679 (mark_all_v_defs_seq): Adjust.
13680 (sra_replace): Likewise.
13681 (scalarize_use): Likewise.
13682 (scalarize_copy): Likewise.
13683 (scalarize_init): Likewise.
13684 (scalarize_ldst): Likewise.
13685 (todoflags): Remove.
13686 (tree_sra): Do not rebuild alias info.
13687 (tree_sra_early): Adjust.
13688 (pass_sra): Run TODO_update_address_taken before SRA.
13689 * tree-predcom.c (set_alias_info): Remove.
13690 (prepare_initializers_chain): Do not call it.
13691 (mark_virtual_ops_for_renaming): Adjust.
13692 (mark_virtual_ops_for_renaming_list): Remove.
13693 (initialize_root_vars): Adjust.
13694 (initialize_root_vars_lm): Likewise.
13695 (prepare_initializers_chain): Likewise.
13696 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13697 (may_propagate_copy_into_stmt): Likewise.
13698 (merge_alias_info): Do nothing for now.
13699 (propagate_tree_value_into_stmt): Adjust.
13700 (stmt_may_generate_copy): Likewise.
13701 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13702 not mark symbols for renaming.
13703 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13704 with the same statement, make sure to update the new pointed-to one.
13705 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13706 call statements, do not mark symbols for renaming.
13707 (mark_operand_necessary): Dump something.
13708 (ref_may_be_aliased): New function.
13709 (mark_aliased_reaching_defs_necessary_1): New helper function.
13710 (mark_aliased_reaching_defs_necessary): Likewise.
13711 (mark_all_reaching_defs_necessary_1): Likewise.
13712 (mark_all_reaching_defs_necessary): Likewise.
13713 (propagate_necessity): Do not process virtual PHIs. For
13714 non-aliased loads mark all reaching definitions as necessary.
13715 For aliased loads and stores mark the immediate dominating
13716 aliased clobbers as necessary.
13717 (visited): New global static.
13718 (perform_tree_ssa_dce): Free visited bitmap after propagating
13720 (remove_dead_phis): Perform simple dead virtual PHI removal.
13721 (remove_dead_stmt): Properly unlink virtual operands when
13723 (eliminate_unnecessary_stmts): Schedule PHI removal after
13725 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13726 (process_replaceable): Likewise.
13727 (find_replaceable_in_bb): Likewise.
13728 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13729 based on the single gimple vop.
13730 (verify_flow_insensitive_alias_info): Remove.
13731 (verify_flow_sensitive_alias_info): Likewise.
13732 (verify_call_clobbering): Likewise.
13733 (verify_memory_partitions): Likewise.
13734 (verify_alias_info): Likewise.
13735 (verify_ssa): Adjust..
13736 (execute_update_addresses_taken): Export. Update SSA
13737 manually. Optimize only when optimizing. Use a local bitmap.
13738 (pass_update_address_taken): Remove TODO_update_ssa, add
13740 (pass_update_address_taken): Just use TODO_update_address_taken.
13741 (init_tree_ssa): Do not initialize addressable_vars.
13742 (verify_ssa): Verify new VUSE / VDEF properties.
13743 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13744 Do not call verify_alias_info.
13745 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13746 Do not free the loaded and stored syms bitmaps. Reset the escaped
13747 and callused solutions. Do not free addressable_vars.
13748 Remove memory-tag related code.
13749 (warn_uninitialized_var): Aliases are always available.
13750 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13751 * lambda-code.c (can_put_in_inner_loop): Adjust.
13752 (can_put_after_inner_loop): Likewise.
13753 (perfect_nestify): Likewise.
13754 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13755 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13756 (vectorizable_conversion): Do not mark symbols for renaming.
13757 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13758 (expand_call_inline): Unlink the calls virtual operands before
13760 (tree_function_versioning): Do not call update_ssa if we are not
13761 updating clones. Simplify.
13762 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13763 (propagate_with_phi): Likewise..
13764 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13765 clobber code. Assert we are not aliased or global.
13766 * tree-flow.h: Include tree-ssa-alias.h
13767 (enum escape_type): Remove.
13768 (struct mem_sym_stats_d): Likewise.
13769 (struct mem_ref_stats_d): Likewise.
13770 (struct gimple_df): Add vop member. Remove global_var,
13771 call_clobbered_vars, call_used_vars, addressable_vars,
13772 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13773 escaped and callused members.
13774 (struct ptr_info_def): Remove all members, add points-to solution
13776 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13777 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13778 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13779 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13780 (tree-ssa-alias.o): Likewise.
13781 (toplev.o): Add tree-ssa-alias.h
13782 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13783 * gimple.c (gimple_set_bb): Fix off-by-one error.
13784 (is_gimple_reg): Do not handle memory tags.
13785 (gimple_copy): Also copy virtual operands.
13786 Delay updating the statement. Do not reset loaded and stored syms.
13787 (gimple_set_stored_syms): Remove.
13788 (gimple_set_loaded_syms): Likewise.
13789 (gimple_call_copy_skip_args): Copy the virtual operands
13790 and mark the new statement modified.
13791 * tree-ssa-structalias.c (may_alias_p): Remove.
13792 (set_uids_in_ptset): Take the alias set to prune with as
13793 parameter. Fold in the alias test of may_alias_p.
13794 (compute_points_to_sets): Compute whether a ptr is dereferenced
13795 in a local sbitmap.
13796 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13797 other ADDRESSOF constraints on the lhs.
13798 (get_constraint_for_component_ref): Assert that we don't get
13799 ADDRESSOF constraints from the base of the reference.
13800 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13801 (struct variable_info): Remove collapsed_to member.
13802 (get_varinfo_fc): Remove.
13803 (new_var_info): Do not set collapsed_to.
13804 (dump_constraint): Do not follow cycles.
13805 (dump_constraint_graph): Likewise.
13806 (build_pred_graph): Likewise.
13807 (build_succ_graph): Likewise.
13808 (rewrite_constraints): Likewise.
13809 (do_simple_structure_copy): Remove.
13810 (do_rhs_deref_structure_copy): Remove.
13811 (do_lhs_deref_structure_copy): Remove.
13812 (collapse_rest_of_var): Remove.
13813 (do_structure_copy): Re-implement.
13814 (pta_stats): New global variable.
13815 (dump_pta_stats): New function.
13816 (struct constraint_expr): Make offset signed.
13817 (UNKNOWN_OFFSET): Define special value.
13818 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13819 (solution_set_expand): New helper function split out from ...
13820 (do_sd_constraint): ... here.
13821 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13822 (do_ds_constraint): Likewise.
13823 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13824 and CALLUSED = *CALLUSED.
13825 (set_union_with_increment): Make inc argument signed.
13826 (type_safe): Remove.
13827 (get_constraint_for_ptr_offset): Handle unknown and negative
13829 (first_vi_for_offset): Handle offsets before start. Bail
13830 out early for offsets beyond the variable extent.
13831 (first_or_preceding_vi_for_offset): New function.
13832 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13833 Together with ESCAPED = *ESCAPED this properly computes reachability.
13834 (find_what_var_points_to): New function.
13835 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13836 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13837 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13838 pt_solutions_intersect): New functions.
13839 (compute_call_used_vars): Remove.
13840 (compute_may_aliases): New main entry into PTA computation.
13841 * gimple.h (gimple_p): New typedef.
13842 (struct gimple_statement_base): Remove references_memory_p.
13843 (struct gimple_statement_with_memory_ops_base): Remove
13844 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13846 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13847 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13848 gimple_set_references_memory): Remove.
13849 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13850 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13852 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13853 (verify_expr): Allow RESULT_DECL.
13854 (gimple_duplicate_bb): Do not copy virtual operands.
13855 (gimple_duplicate_sese_region): Adjust.
13856 (gimple_duplicate_sese_tail): Likewise.
13857 (mark_virtual_ops_in_region): Remove.
13858 (move_sese_region_to_fn): Do not call it.
13859 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13860 and pass_simple_dse.
13861 (execute_function_todo): Handle TODO_update_address_taken,
13862 call execute_update_addresses_taken for TODO_rebuild_alias.
13863 (execute_todo): Adjust.
13864 (execute_one_pass): Init dump files early.
13865 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13867 (create_general_new_stmt): Clear vops.
13868 * tree-ssa-reassoc.c (get_rank): Adjust.
13869 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13870 symbols for renaming.
13871 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13872 (PARAM_AVG_ALIASED_VOPS): Likewise.
13873 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13874 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13875 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13876 (operand_build_cmp, copy_virtual_operands,
13877 create_ssa_artificial_load_stmt, add_to_addressable_set,
13878 gimple_add_to_addresses_taken): Remove public functions.
13879 (unlink_stmt_vdef): New function.
13881 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13883 * config.gcc (powerpc-*-linux*): Merge variants.
13885 2009-04-02 Chao-ying Fu <fu@mips.com>
13886 James Grosbach <james.grosbach@microchip.com>
13888 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13889 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13891 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13892 keep_interrupts_masked_p, use_debug_exception_return_p.
13893 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13894 keep_interrupts_masked, use_debug_exception_return.
13895 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13896 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13898 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13899 (mips_print_operand): Process COP0 registers to print $0 .. $31
13900 correctly for GAS to process.
13901 (mips_interrupt_extra_call_saved_reg_p): New function.
13902 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13904 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13905 (mips_compute_frame_info): Add supports for interrupt context that
13906 includes doubleword accumulators and COP0 registers.
13907 (mips_for_each_saved_acc): New function.
13908 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13909 mips_for_each_saved_reg.
13910 (mips_save_reg): Save accumulators.
13911 (mips_kernel_reg_p): A new for_each_rtx callback.
13912 (mips_expand_prologue): Support interrupt handlers.
13913 (mips_restore_reg): Restore accumulators.
13914 (mips_expand_epilogue): Support interrupt handlers.
13915 (mips_can_use_return_insn): Return false for interrupt handlers.
13916 (mips_epilogue_uses): New function.
13917 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13918 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13919 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13920 cop0_move): New instructions.
13921 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13922 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13924 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13926 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13927 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13928 interrupt handlers, we use K0 as the temporary register.
13929 (EPILOGUE_USES): Change to a function call.
13930 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13931 handlers, we use K0 as the temporary register.
13933 * doc/extend.texi (Function Attributes): Document interrupt,
13934 use_shadow_register_set, keep_interrupts_masked,
13935 use_debug_exception_return for MIPS attributes.
13937 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13939 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13940 Remove a number of t-files from tmake_file.
13941 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13942 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13943 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13944 target_prototype, not TARGET_PROTOTYPE.
13945 (LINK_OS_GNU_SPEC): Define.
13946 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13947 and darwin-ldoubdle.c.
13949 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13952 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13953 (cpp_options): Ditto.
13954 (default_compilers): Ditto.
13955 (display_help): Ditto.
13956 (process_command): Ditto.
13957 (do_spec_1): Ditto.
13958 (set_input): Use lbasename instead of duplicate code.
13959 (save_temps_prefix): New static for -save-temps=obj.
13960 (save_temps_length): Ditto.
13962 * doc/invoke.texi (-save-temps=obj): Document new variant to
13963 -save-temps switch.
13965 2009-04-02 Jeff Law <law@redhat.com>
13967 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13970 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13972 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13973 * configure: Regenerated.
13975 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13977 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13978 share the argument list.
13980 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13984 2009-02-12 Diego Novillo <dnovillo@google.com>
13986 * varpool.c (debug_varpool): New.
13987 * cgraph.h (debug_varpool): Declare.
13989 2009-04-02 Jan Hubicka <jh@suse.cz>
13991 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13994 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13996 * config/i386/i386.c (ix86_abi): Move initialization to ...
13997 (override_options): Here.
13999 2009-04-02 Christian Bruel <christian.bruel@st.com>
14001 * config/sh/sh.c (sh_dwarf_register_span): New function.
14002 (TARGET_DWARF_REGISTER_SPAN): Define.
14003 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14005 2009-04-02 Ira Rosen <irar@il.ibm.com>
14007 PR tree-optimization/39595
14008 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14009 interleaved loads group is not greater than the SLP group size.
14011 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14013 * builtins.c (is_builtin_name): New.
14014 (called_as_built_in): Use is_builtin_name.
14015 * tree.h (is_builtin_name): New.
14016 * varasm.c (incorporeal_function_p): Use is_builtin_name
14018 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14020 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14022 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14025 * c-decl.c (clone_underlying_type): Move this ...
14026 * c-common.c (set_underlying_type): ... here.
14027 Also, make sure the function properly sets TYPE_STUB_DECL() on
14028 the newly created typedef variant type.
14029 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14030 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14033 2009-04-02 Richard Guenther <rguenther@suse.de>
14035 PR tree-optimization/37221
14036 * tree-flow.h (degenerate_phi_result): Declare.
14037 * tree-ssa-dom.c (degenerate_phi_result): Export.
14038 * tree-scalar-evolution.c (analyze_initial_condition): If
14039 the initial condition is defined by a degenerate PHI node
14040 use the degenerate value.
14042 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14044 PR rtl-optimization/39588
14045 * combine.c (merge_outer_ops): Do not set the constant when this
14047 (simplify_shift_const_1): Do not modify it either in this case.
14049 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14051 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14052 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14054 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14057 * c-lex.c (interpret_float): Default (no suffix) is double.
14059 2009-04-1 Xinliang David Li <davidxl@google.com>
14061 * config/i386/i386.c (legitimate_constant_p): Recognize
14062 all one vector constant.
14064 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14066 * config/vax/vax.c: Add #includes to silence warnings.
14067 Change #include order to silence two warnings.
14069 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14071 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14072 (ASM_SPEC): Pass -k to the assembler for PIC code.
14074 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14076 * config.gcc: Add vax-*-linux* to the switch.
14077 * config/vax/linux.h: New file. (TARGET_VERSION,
14078 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14080 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14082 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14083 Use predicate macros instead of GET_CODE() == foo.
14084 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14085 ashlsi3, rotrsi3, <unnamed>): Likewise.
14087 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14089 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14090 jbbccihi, jbbccisi): Remova trailing whitespace.
14091 * config/vax/constraints.md: Likewise.
14092 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14093 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14094 * config/vax/predicates.md: Likewise.
14095 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14096 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14097 * config/vax/vax.h: Likewise.
14098 * config/vax/vax.md (nonlocal_goto): Likewise.
14100 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14102 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14103 (indirectable_address_p, adjacent_operands_p): Add spaces around
14105 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14107 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14109 * config/vax/vax.c (legitimate_constant_address_p,
14110 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14111 index_term_p, reg_plus_index_p, legitimate_address_p,
14112 vax_mode_dependent_address_p): Update comments to match functions
14113 modified by the recent int->bool conversion.
14115 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14117 * config/vax/builtins.md: Update copyright message.
14118 * config/vax/constraints.md: Likewise.
14119 * config/vax/netbsd-elf.h: Likewise.
14120 * config/vax/predicates.md: Likewise.
14121 * config/vax/vax-protos.h: Likewise.
14122 * config/vax/vax.c: Likewise.
14123 * config/vax/vax.h: Likewise.
14124 * config/vax/vax.md: Likewise.
14125 * config/vax/vax.opt: Likewise.
14127 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14129 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14130 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14131 * config/vax/constraints.md (B, R): Likewise.
14132 * config/vax/predicates.md (external_memory_operand,
14133 nonimmediate_addsub_di_operand): Likewise.
14134 * config/vax/vax.c (vax_output_int_add): Likewise.
14135 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14136 untyped_call): Likewise.
14138 2009-04-01 Matt Thomas <matt@3am-software.com>
14140 * config/vax/predicates.md: New file.
14141 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14142 external_const_operand, nonsymbolic_operand, external_memory_operand,
14143 indirect_memory_operand, indexed_memory_operand,
14144 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14145 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14147 * config/vax/constraints.md: New file.
14148 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14150 * config/vax/builtins.md: New file.
14151 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14152 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14154 * config/vax/vax.opt (mqmath): Add option.
14155 * config/vax/vax.md (isfx): Extend with DI.
14156 (VAXintQH, VAXintQHSD): Define.
14157 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14158 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14159 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14160 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14161 (movdi): Update constraints and use vax_output_int_move().
14162 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14163 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14164 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14165 nonlocal_goto): New.
14166 (mov<mode>): Extend accepted operand types.
14167 (subdi3_old): Rename from subdi3, change update constraints and use
14168 a new implementation.
14169 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14170 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14171 MOVE_RATIO, CLEAR_RATIO): Define.
14172 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14173 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14174 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14175 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14176 (split_quadword_operands): Make static and really allow variable
14178 (print_operand_address): Update for PIC generation.
14179 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14180 indexable_address_p, fixup_mathdi_operand,
14181 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14182 (vax_float_literal, legitimate_constant_p,
14183 indirectable_constant_address_p, index_term_p,
14184 reg_plus_index_p): Return bool instead of int.
14185 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14187 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14189 (vax_output_conditional_branch): Indent.
14190 (legitimate_constant_address_p, indirectable_constant_address_p,
14191 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14192 vax_mode_dependent_address_p): Return bool instead of int, update for
14194 * config/vax/vax-protos.h (legitimate_constant_address_p,
14195 legitimate_constant_p, legitimate_address_p,
14196 vax_mode_dependent_address_p): Change declaration to bool.
14197 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14198 vax_expand_addsub_di_operands, vax_output_int_subtract,
14199 vax_output_movmemsi): Declare.
14200 (split_quadword_operands, vax_float_literal): Delete declaration.
14201 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14202 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14203 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14204 ASM_OUTPUT_DWARF_PCREL): Define.
14205 (ASM_SPEC): Change definition to allow PIC generation.
14207 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14209 * doc/sourcebuild.texi: Update front-end requirements.
14211 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14214 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14215 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14216 (booldi3_internal3): Use boolean_or_operator instead of
14219 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14222 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14223 declarator whose size is not an integer constant expression but
14224 folds to an integer constant, then treat it as a constant
14227 2009-04-01 Richard Guenther <rguenther@suse.de>
14229 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14230 i * 4 + 2 to (i * 2 + 1) * 2.
14232 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14235 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14236 return if c_parser_asm_string_literal returned NULL.
14238 2009-04-01 Nick Clifton <nickc@redhat.com>
14240 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14242 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14243 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14244 other typedefs to avoid conflicts with libgcc2.c. Define labels
14245 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14247 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14248 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14251 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14253 * varasm.c (default_function_rodata_section): Declare DOT as
14256 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14257 Andrey Galkin <agalkin@hypercom.com>
14260 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14261 Make object_name unique for each process.
14263 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14266 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14267 addressable variables in the parallel that could go out of scope while
14268 running queued tasks.
14270 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14272 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14273 (CASE_VALUES_THRESHOLD): Redefine.
14274 * config/avr/avr.c (avr_override_options): Remove initialization of
14275 avr_case_values_threshold variable.
14276 (avr_case_values_threshold): Remove variable. Add new function.
14277 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14278 * config/avr/avr.opt (mno-tablejump): Remove option.
14279 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14281 2009-04-01 DJ Delorie <dj@redhat.com>
14283 * varasm.c (default_function_rodata_section): Don't assume
14284 anything about where the first '.' in the section name is.
14286 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14288 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14289 rs6000_emit_stack_tie.
14291 2009-03-31 Ian Lance Taylor <iant@google.com>
14293 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14294 gimple_code with GIMPLE_RESX, not RESX.
14296 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14298 * c-common.c (c_get_ident): New.
14299 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14301 2009-04-01 Ben Elliston <bje@au.ibm.com>
14303 * config/rs6000/sysv4.opt (msdata): Improve option description.
14305 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14307 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14308 (divdf3_internal_lat): Remove.
14309 (divxf3_internal_lat): Remove.
14310 (divxf3_internal_thr): Remove.
14311 (divxf): Use divxf3_internal.
14312 * config/ia64/div.md (divsf3_internal_lat): New.
14313 (divdf3_internal_lat): New.
14314 (divxf3_internal): New.
14316 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14319 * Makefile.in (USE_GCC_STDINT): Define.
14320 (stmp-int-hdrs): Install stdint.h if applicable.
14321 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14323 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14324 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14325 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14326 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14327 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14328 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14329 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14330 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14331 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14332 (c_common_nodes_and_builtins): Initialize
14333 underlying_wchar_type_node. Do not initialize
14334 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14335 nodes for new types.
14336 (c_stddef_cpp_builtins): Define macros for new types.
14337 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14339 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14340 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14341 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14342 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14343 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14344 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14345 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14346 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14347 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14348 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14349 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14350 int16_type_node, int32_type_node, int64_type_node,
14351 uint8_type_node, uint16_type_node, c_uint32_type_node,
14352 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14353 int_least32_type_node, int_least64_type_node,
14354 uint_least8_type_node, uint_least16_type_node,
14355 uint_least32_type_node, uint_least64_type_node,
14356 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14357 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14358 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14359 uintptr_type_node): Define.
14360 * c-cppbuiltin.c (builtin_define_constants,
14361 builtin_define_type_minmax): New.
14362 (builtin_define_stdint_macros): Define more macros.
14363 (c_cpp_builtins): Define more limit macros.
14364 (type_suffix): New.
14365 (builtin_define_type_max): Define in terms of
14366 builtin_define_type_minmax. Remove is_long parameter. All
14368 * config.gcc (use_gcc_stdint): Define.
14369 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14370 Add newlib-stdint.h for generic targets.
14371 * config/glibc-stdint.h, config/newlib-stdint.h,
14372 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14373 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14374 * config/score/score.h (UINTPTR_TYPE): Define.
14375 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14376 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14377 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14378 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14379 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14380 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14381 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14382 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14383 * config/spu/spu.h (STDINT_LONG32): Define.
14384 * configure.ac (use_gcc_stdint): Substitute.
14385 * configure: Regenerate.
14386 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14387 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14388 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14389 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14390 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14391 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14392 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14393 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14394 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14395 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14396 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14397 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14398 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14399 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14400 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14401 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14402 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14403 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14404 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14405 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14406 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14407 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14408 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14409 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14410 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14411 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14412 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14413 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14414 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14416 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14418 * loop-iv.c (suitable_set_for_replacement): Renamed from
14419 simplify_using_assignment; changed to return bool and to accept new
14420 args DEST and SRC. Return true iff we find a source/destination pair
14421 that can be used to make a replacement, and fill SRC and DEST if so.
14422 Remove arg ALTERED. Don't deal with altered regs here. All callers
14424 (simplify_using_initial_values): Deal with altered regs here and track
14425 more precisely the effect they have on the validity of our expression.
14427 * loop-iv.c (simplify_using_condition): A condition of the form
14428 (EQ REG CONST) can be used to simply make a substitution.
14429 (simplify_using_initial_values): Keep track of conditions we have seen
14430 and keep using them to simplify new expressions, while applying the
14431 same substitutions to them as to the expression.
14433 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14434 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14437 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14438 changed. Use this when trying to improve the upper bound.
14439 Generate the comparison by using simplify_gen_relational.
14441 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14443 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14445 (simplify_using_assignment, simplify_using_initial_values): Call
14446 replace_in_expr to make replacements. Call replace_single_def_regs
14447 once on the initial version of the expression.
14449 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14452 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14454 2009-03-31 Richard Guenther <rguenther@suse.de>
14456 PR middle-end/31029
14457 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14458 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14460 2009-03-31 Richard Guenther <rguenther@suse.de>
14462 * tree.h (div_if_zero_remainder): Declare.
14463 * fold-const.c (div_if_zero_remainder): Export.
14464 * tree-ssa-forwprop.c
14465 (forward_propagate_addr_into_variable_array_index): Handle
14466 constant array index addition outside of the variable index.
14468 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14471 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14472 define_splits, floatunssi<mode>2): Require x87 conversions from
14473 DImode to be permitted.
14475 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14477 PR preprocessor/15638
14478 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14480 2009-03-31 Richard Guenther <rguenther@suse.de>
14482 PR middle-end/23401
14483 PR middle-end/27810
14484 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14485 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14486 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14487 a separate statement.
14488 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14489 (lookup_tmp_var): Likewise.
14490 (is_gimple_formal_tmp_or_call_rhs): Remove.
14491 (is_gimple_reg_or_call_rhs): Rename to ...
14492 (is_gimple_reg_rhs_or_call): ... this.
14493 (is_gimple_mem_or_call_rhs): Rename to ...
14494 (is_gimple_mem_rhs_or_call): ... this.
14495 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14496 DECL_GIMPLE_REG_P only if is_formal is true.
14497 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14498 for non-proper post-modify expression gimplification.
14499 (gimplify_self_mod_expr): For post-modify expressions gimplify
14500 the lvalue to a minimal lvalue.
14501 (rhs_predicate_for): Remove formal temp case.
14502 (gimplify_modify_expr_rhs): Likewise.
14503 (gimplify_addr_expr): Use is_gimple_reg.
14504 (gimplify_expr): Remove formal temp cases.
14505 (gimple_regimplify_operands): Likewise.
14506 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14507 and FILTER_EXPR like constants.
14508 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14510 (is_gimple_formal_tmp_rhs): Remove.
14511 (is_gimple_reg_rhs): Remove special casing.
14512 (is_gimple_mem_rhs): Fix.
14513 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14514 (is_gimple_formal_tmp_var): Remove.
14515 (is_gimple_formal_tmp_reg): Likewise.
14516 (is_gimple_min_lval): Allow invariant component ref parts.
14517 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14518 is_gimple_formal_tmp_reg): Remove declarations.
14519 * tree-cfg.c (verify_expr): Verify that variables with address
14520 taken do not have DECL_GIMPLE_REG_P set.
14521 * tree-mudflap.c (mf_build_check_statement_for): Use
14522 force_gimple_operand instead of gimplify_expr.
14524 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14526 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14527 schedulable rows to compute_split_row.
14529 2009-03-31 Ben Elliston <bje@au.ibm.com>
14532 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14535 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14537 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14538 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14539 * configure: Regenerate.
14540 * config.in: Regenerate.
14541 * config/rs6000/rs6000.opt (mtls-markers): Add.
14542 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14543 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14544 (tls_ld_aix, tls_ld_sysv): Likewise.
14545 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14546 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14548 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14550 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14552 2009-03-30 Jan Hubicka <jh@suse.cz>
14554 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14556 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14557 detection and label handling.
14559 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14561 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14562 left_conflicts_size.
14563 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14564 ALLOCNO_LEFT_CONFLICTS_SIZE.
14566 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14567 remove_allocno_from_bucket_and_push,
14568 allocno_spill_priority_compare, push_allocnos_to_stack,
14569 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14570 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14571 (setup_allocno_left_conflicts_num): Ditto. Rename to
14572 setup_allocno_left_conflicts_size.
14573 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14574 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14575 setup_allocno_left_conflicts_size instead of
14576 setup_allocno_left_conflicts_num.
14578 * ira-build.c (ira_create_allocno): Use
14579 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14580 ALLOCNO_LEFT_CONFLICTS_NUM.
14582 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14584 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14585 instead of DF_LR_OUT.
14587 * ira-lives.c (process_bb_node_lives): Ditto.
14589 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14590 instead of DF_LR_{OUT,IN}.
14592 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14594 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14596 2009-03-30 Jan Hubicka <jh@suse.cz>
14598 * except.c (label_to_region_map): Fix thinko.
14600 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14602 PR middle-end/38237
14603 * tree.h (tree_find_value): New declaration.
14604 * tree.c (tree_find_value): New function.
14605 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14607 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14610 * c-decl.c (struct c_binding): Add locus field.
14611 (bind): Add locus argument, set locus field from it.
14612 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14613 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14614 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14615 implicitly_declare, undeclared_variable, lookup_label,
14616 declare_label, c_make_fname_decl, c_builtin_function,
14617 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14620 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14623 * config/i386/i386.c (classify_argument): Check total size of
14626 2009-03-30 Martin Jambor <mjambor@suse.cz>
14628 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14629 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14630 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14633 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14634 seen_variable_array_ref while also traversing a union.
14636 * tree-inline.c (optimize_inline_calls): Do not call
14637 cgraph_node_remove_callees.
14638 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14639 (pass_remove_cgraph_callee_edges): New variable.
14640 * passes.c (init_optimization_passes): Add
14641 pass_remove_cgraph_callee_edges after early inlining and before all
14642 late intraprocedural passes.
14644 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14646 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14648 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14649 Fix typos in names.
14651 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14653 * combine.c (simplify_comparison): Use have_insn_for.
14654 * dojump.c (do_jump): Likewise.
14656 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14658 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14659 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14660 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14661 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14662 instead of sparc_compare_emitted.
14663 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14664 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14665 instead of sparc_compare_emitted.
14667 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14669 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14670 enter/exit cfglayout mode.
14671 (pass_partition_block): Require it.
14672 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14673 (combine_instructions): Track basic blocks instead of labels.
14674 (update_cfg_for_uncondjump): New.
14675 (try_combine): Use it. Update jumps after rescanning.
14676 (pass_combine): Require PROP_cfglayout.
14677 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14679 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14681 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14682 Provide/destroy PROP_cfglayout respectively.
14683 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14684 * tree-pass.h (PROP_cfglayout): New.
14686 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14688 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14689 fold_convert_const_fixed_from_fixed,
14690 fold_convert_const_fixed_from_int,
14691 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14692 set TREE_CONSTANT_OVERFLOW.
14693 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14694 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14696 2009-03-30 Ira Rosen <irar@il.ibm.com>
14698 * tree-vect-loop-manip.c: New file.
14699 * tree-vectorizer.c: Update documentation and included files.
14700 (vect_loop_location): Make extern.
14701 (rename_use_op): Move to tree-vect-loop-manip.c
14702 (rename_variables_in_bb, rename_variables_in_loop,
14703 slpeel_update_phis_for_duplicate_loop,
14704 slpeel_update_phi_nodes_for_guard1,
14705 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14706 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14707 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14708 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14709 find_loop_location): Likewise.
14710 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14711 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14712 get_vectype_for_scalar_type, vect_is_simple_use,
14713 supportable_widening_operation, supportable_narrowing_operation):
14715 (bb_in_loop_p): Move to tree-vect-loop.c.
14716 (new_loop_vec_info, destroy_loop_vec_info,
14717 reduction_code_for_scalar_code, report_vect_op,
14718 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14719 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14720 (vect_supportable_dr_alignment): Likewise.
14721 * tree-vectorizer.h (tree-data-ref.h): Include.
14722 (vect_loop_location): Declare.
14723 Reorganize function declarations according to the new file structure.
14724 * tree-vect-loop.c: New file.
14725 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14726 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14727 * tree-vect-data-refs.c: New file.
14728 * tree-vect-patterns.c (timevar.h): Don't include.
14729 * tree-vect-stmts.c: New file.
14730 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14731 tree-vect-slp.c, tree-vect-loop.c.
14732 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14733 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14734 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14735 (tree-vect-analyze.o): Remove.
14736 (tree-vect-transform.o): Likewise.
14737 (tree-vect-data-refs.o): Add rule.
14738 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14739 tree-vect-slp.o): Likewise.
14740 (tree-vect-patterns.o): Remove redundant dependencies.
14741 (tree-vectorizer.o): Likewise.
14742 * tree-vect-slp.c: New file.
14744 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14746 * optc-gen.awk: Warn if an option flag has multiple different
14749 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14751 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14752 -floop-block): Document dependences on PPL, CLooG and Graphite.
14754 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14756 PR rtl-optimization/323
14757 * c-common.c (c_fully_fold, convert_and_check,
14758 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14759 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14760 * c-common.def (EXCESS_PRECISION_EXPR): New.
14761 * c-cppbuiltin.c (builtin_define_float_constants): Define
14762 constants with enough digits for long double.
14763 * c-lex.c (interpret_float): Interpret constant with excess
14764 precision where appropriate.
14765 * c-opts.c (c_common_post_options): Set
14766 flag_excess_precision_cmdline. Give an error for
14767 -fexcess-precision=standard for C++ for processors where the
14768 option is significant.
14769 * c-parser.c (c_parser_conditional_expression): Handle excess
14770 precision in condition.
14771 * c-typeck.c (convert_arguments): Handle arguments with excess
14773 (build_unary_op): Move excess precision outside operation.
14774 (build_conditional_expr): Likewise.
14775 (build_compound_expr): Likewise.
14776 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14777 (build_modify_expr): Handle excess precision in RHS.
14778 (convert_for_assignment): Handle excess precision in converted
14780 (digest_init, output_init_element, process_init_element): Handle
14781 excess precision in initializer.
14782 (c_finish_return): Handle excess precision in return value.
14783 (build_binary_op): Handle excess precision in operands and add
14784 excess precision as needed for operation.
14785 * common.opt (-fexcess-precision=): New option.
14786 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14787 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14788 For standard excess precision, output explicit conversion to and
14789 truncation from XFmode.
14790 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14791 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14792 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14793 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14794 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14795 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14796 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14797 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14798 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14799 define_splits, sqrt<mode>2): Disable where appropriate for
14800 standard excess precision.
14801 * convert.c (convert_to_real): Do not shorten arithmetic to type
14802 for which excess precision would be used.
14803 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14804 * doc/invoke.texi (-fexcess-precision=): Document option.
14805 (-mfpmath=): Correct index entry.
14806 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14807 flag_excess_precision): New.
14808 * langhooks.c (lhd_post_options): Set
14809 flag_excess_precision_cmdline.
14810 * opts.c (common_handle_option): Handle -fexcess-precision=.
14811 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14812 init_excess_precision): New.
14813 (lang_dependent_init_target): Call init_excess_precision.
14814 * tree.c (excess_precision_type): New.
14815 * tree.h (excess_precision_type): Declare.
14817 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14820 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14821 non-lvalue to component.
14823 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14825 PR preprocessor/34695
14826 * Makefile.in (c-opts.o): Depend on c-tree.h.
14827 * c-common.c: Move down include of diagnostic.h.
14828 (done_lexing, c_cpp_error): New.
14829 * c-common.h (done_lexing): Declare.
14830 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14832 * c-opts.c: Include c-tree.h.
14833 (c_common_init_options): Set preprocessor error callback.
14834 (c_common_handle_option): Do not set preprocessor
14835 inhibit_warnings, warnings_are_errors, warn_system_headers,
14836 pedantic_errors or inhibit_warnings flags.
14837 (c_common_post_options): Do not check cpp_errors (parse_in).
14838 (c_common_finish): Do not output dependencies if there were
14839 errors. Do not check return value of cpp_finish.
14840 * c-ppoutput.c (pp_file_change): Set input_location.
14841 * c-tree.h (c_cpp_error): Declare.
14842 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14844 (diagnostic_build_prefix): Check override_column.
14845 * diagnostic.h (diagnostic_info): Add override_column field.
14846 (diagnostic_override_column): Define.
14848 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14850 * c-common.c (c_expand_expr, c_staticp): Remove.
14851 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14852 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14853 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14854 * c-gimplify.c (gimplify_compound_literal_expr,
14855 optimize_compound_literals_in_ctor): Remove.
14856 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14857 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14858 * c-semantics.c (emit_local_var): Remove.
14860 * langhooks-def.h (lhd_expand_expr): Remove.
14861 * langhooks.c (lhd_expand_expr): Remove.
14862 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14864 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14865 handling from c-semantics.c; don't call into langhook.
14866 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14867 * gimplify.c (gimplify_compound_literal_expr,
14868 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14869 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14870 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14871 as was done in c-gimplify.c.
14872 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14873 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14874 Move from c-common.h.
14875 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14877 * tree.c (staticp): Do not call langhook.
14878 * langhooks.c (lhd_staticp): Delete.
14879 * langhooks-def.h (lhd_staticp): Delete prototype.
14880 (LANG_HOOKS_STATICP): Delete.
14881 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14883 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14884 instead of DECL_STMTs.
14886 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14894 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14896 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14897 contained expression.
14898 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14899 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14900 conditional expressions for C.
14901 (decl_constant_value_for_optimization): Move from
14902 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14903 whether optimizing and that the expression is a VAR_DECL not of
14904 array type instead of doing such checks in the caller. Do not
14905 check pedantic. Call gcc_unreachable for C++.
14906 * c-common.def (C_MAYBE_CONST_EXPR): New.
14907 * c-common.h (c_fully_fold, c_save_expr,
14908 decl_constant_value_for_optimization): New prototypes.
14909 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14910 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14911 EXPR_INT_CONST_OPERANDS): Define.
14912 * c-convert.c (convert): Strip nops from expression.
14913 * c-decl.c (groktypename): Take extra parameters expr and
14914 expr_const_operands. Update call to grokdeclarator.
14915 (start_decl): Update call to grokdeclarator. Add statement for
14916 expressions used in type of decl.
14917 (grokparm): Update call to grokdeclarator.
14918 (push_parm_decl): Update call to grokdeclarator.
14919 (build_compound_literal): Add parameter non_const and build a
14920 C_MAYBE_COSNT_EXPR if applicable.
14921 (grokdeclarator): Take extra parameters expr and
14922 expr_const_operands. Track expressions used in declaration
14923 specifiers and declarators. Fold array sizes and track whether
14924 they are constant expressions and whether they are integer
14925 constant expressions.
14926 (parser_xref_tag): Set expr and expr_const_operands fields in
14928 (grokfield): Update call to grokdeclarator.
14929 (start_function): Update call to grokdeclarator.
14930 (build_null_declspecs): Set expr and expr_const_operands fields in
14932 (declspecs_add_type): Handle expressions in typeof specifiers.
14933 * c-parser.c (c_parser_declspecs): Set expr and
14934 expr_const_operands fields for declaration specifiers.
14935 (c_parser_enum_specifier): Likewise.
14936 (c_parser_struct_or_union_specifier): Likewise.
14937 (c_parser_typeof_specifier): Likewise. Update call to
14938 groktypename. Fold expression as needed. Return expressions with
14939 type instead of adding statements.
14940 (c_parser_attributes): Update calls to c_parser_expr_list.
14941 (c_parser_statement_after_labels): Fold expression before passing
14942 to objc_build_throw_stmt.
14943 (c_parser_condition): Fold expression.
14944 (c_parser_asm_operands): Fold expression.
14945 (c_parser_conditional_expression): Use c_save_expr. Update call
14946 to build_conditional_expr.
14947 (c_parser_alignof_expression): Update call to groktypename.
14948 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14949 original_code. Fold expression argument of va_arg. Create
14950 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14951 argument to va_arg. Update calls to groktypename. Fold array
14952 index for offsetof. Verify that first argument to
14953 __builtin_choose_expr has integer type.
14954 (c_parser_postfix_expression_after_paren_type): Update calls to
14955 groktypename and build_compound_literal. Handle expressions with
14956 side effects in type name.
14957 (c_parser_postfix_expression_after_primary): Update call to
14958 c_parser_expr_list. Set original_code for calls to
14959 __builtin_constant_p.
14960 (c_parser_expr_list): Take extra parameter fold_p. Fold
14961 expressions if requested.
14962 (c_parser_objc_type_name): Update call to groktypename.
14963 (c_parser_objc_synchronized_statement): Fold expression.
14964 (c_parser_objc_receiver): Fold expression.
14965 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14966 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14967 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14968 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14969 (struct c_typespec): Add elements expr and expr_const_operands.
14970 (struct c_declspecs): Add elements expr and expr_const_operands.
14971 (groktypename, build_conditional_expr, build_compound_literal):
14973 (in_late_binary_op): Declare.
14974 * c-typeck.c (note_integer_operands): New function.
14975 (in_late_binary_op): New variable.
14976 (decl_constant_value_for_broken_optimization): Move to c-common.c
14977 and rename to decl_constant_value_for_optimization.
14978 (default_function_array_conversion): Do not strip nops.
14979 (default_conversion): Do not call
14980 decl_constant_value_for_broken_optimization.
14981 (build_array_ref): Do not fold result.
14982 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14983 result when operand is a VLA.
14984 (c_expr_sizeof_type): Update call to groktypename. Handle
14985 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14986 result when operand names a VLA type.
14987 (build_function_call): Update call to build_compound_literal.
14988 Only fold result for calls to __builtin_* functions. Strip
14989 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14990 the function designator.
14991 (convert_arguments): Fold arguments. Update call to
14992 convert_for_assignment.
14993 (build_unary_op): Handle increment and decrement of
14994 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14995 decrement earlier. Fold operand of increment and decrement.
14996 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14997 built for integer operand. Wrap returns that are INTEGER_CSTs
14998 without being integer constant expressions or that have integer
14999 constant operands without being INTEGER_CSTs.
15000 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15001 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15002 result is an integer constant expression or can be used in
15003 unevaluated parts of one and avoid folding and wrap as
15004 appropriate. Fold operands before possibly doing -Wsign-compare
15006 (build_compound_expr): Wrap result for C99 if operands can be used
15007 in integer constant expressions.
15008 (build_c_cast): Update call to digest_init. Do not ignore
15009 overflow from casting floating-point constants to integers. Wrap
15010 results that could be confused with integer constant expressions,
15011 null pointer constants or floating-point constants.
15012 (c_cast_expr): Update call to groktypename. Handle expressions
15013 included in type name.
15014 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15015 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15016 Update calls to convert_for_assignment.
15017 (convert_for_assignment): Take new parameter
15018 null_pointer_constant. Do not strip nops or call
15019 decl_constant_value_for_broken_optimization. Set
15020 in_late_binary_op for conversions to boolean.
15021 (store_init_value): Update call to digest_init.
15022 (digest_init): Take new parameter null_pointer_constant. Do not
15023 call decl_constant_value_for_broken_optimization. pedwarn for
15024 initializers not constant expressions. Update calls to
15025 convert_for_assignment.
15026 (constructor_nonconst): New.
15027 (struct constructor_stack): Add nonconst element.
15028 (really_start_incremental_init, push_init_level, pop_init_level):
15029 Handle constructor_nonconst and nonconst element.
15030 (set_init_index): Call constant_expression_warning for array
15032 (output_init_element): Fold value. Set constructor_nonconst as
15033 applicable. pedwarn for initializers not constant expressions.
15034 Update call to digest_init. Call constant_expression_warning
15035 where constant initializers are required.
15036 (process_init_element): Use c_save_expr.
15037 (c_finish_goto_ptr): Fold expression.
15038 (c_finish_return): Fold return value. Update call to
15039 convert_for_assignment.
15040 (c_start_case): Fold switch expression.
15041 (c_process_expr_stmt): Fold expression.
15042 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15043 ensure statement expression is not evaluated in constant expression.
15044 (build_binary_op): Track whether results are integer constant
15045 expressions or may occur in such, disable folding and wrap results
15046 as applicable. Fold operands for -Wsign-compare warnings unless
15048 (c_objc_common_truthvalue_conversion): Handle results folded to
15049 integer constants that are not integer constant expressions.
15050 * doc/extend.texi: Document when typeof operands are evaluated,
15051 that condition of __builtin_choose_expr is an integer constant
15052 expression, and more about use of __builtin_constant_p in
15055 2009-03-29 Richard Guenther <rguenther@suse.de>
15057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15058 propagate addresses of array references.
15060 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15062 * regmove.c (perhaps_ends_bb_p): Remove.
15063 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15064 from INSN and check that the main loop stays within that basic block.
15065 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15066 (regmove_forward_pass): Split out from regmove_optimize. Use
15067 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15068 (regmove_backward_pass): Split out from regmove_optimize. Use
15069 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15070 (regmove_optimize): Simplify.
15072 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15075 * config/i386/i386.c (classify_argument): Ignore flexible array
15076 member in struct and warn ABI change.
15078 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15080 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15082 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15083 (ix86_adjust_cost): Updated.
15085 2009-03-29 Jan Hubicka <jh@suse.cz>
15087 PR middle-end/28850
15088 * tree-pass.h (pass_cleanup_eh): New function.
15089 (remove_unreachable_regions): Break code handling RTL
15090 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15091 that can not be reached by runtime.
15092 (can_be_reached_by_runtime): New function.
15093 (label_to_region_map): New function.
15094 (num_eh_regions): New function.
15095 (rtl_remove_unreachable_regions): New function.
15096 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15097 (remove_eh_region): New function.
15098 * except.h: Include sbitmap and vecprim.
15099 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15100 num_eh_regions): Declare.
15101 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15102 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15103 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15104 (tree_empty_eh_handler_p): New function.
15105 (cleanup_empty_eh): New function.
15106 (cleanup_eh): New function.
15107 (pass_cleanup_eh): New function.
15109 2009-03-29 Jan Hubicka <jh@suse.cz>
15111 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15112 for removed regions.
15114 2009-03-29 Jan Hubicka <jh@suse.cz>
15116 * except.c (dump_eh_tree): Dump all datastructures.
15118 2009-03-29 Jan Hubicka <jh@suse.cz>
15120 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15121 (duplicate_eh_regions_1): Likewise.
15122 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15123 vector; call EH verification.
15124 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15125 Be ready for region being removed.
15127 2009-03-29 Jan Hubicka <jh@suse.cz>
15129 * bitmap.c (bitmap_last_set_bit): New function.
15130 * bitmap.h (bitmap_last_set_bit): Declare.
15132 2009-03-29 David Ayers <ayers@fsfe.org>
15135 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15136 by calling objc_compare_types and surpress warnings about
15137 incompatible C pointers that are compatible ObjC pointers.
15139 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15141 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15142 call initialize_inline_failed.
15143 (initialize_inline_failed): Move it from here ...
15144 * cgraph.c (initialize_inline_failed): ... to here.
15145 (cgraph_create_edge): Call initialize_inline_failed rather than
15146 setting inline_failed directly.
15148 2009-03-29 Ben Elliston <bje@au.ibm.com>
15151 * sysv4.opt (msdata): Improve comment.
15152 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15153 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15155 2009-03-29 Ben Elliston <bje@au.ibm.com>
15158 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15159 load and store attributes.
15161 2009-03-29 Ben Elliston <bje@au.ibm.com>
15163 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15164 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15165 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15166 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15167 __builtin_infq and __builtin_huge_valq.
15169 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15171 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15174 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15176 2009-03-28 Xinliang David Li <davidxl@google.com>
15178 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15179 (do_dbg_cnt): New function.
15181 2009-03-28 Jan Hubicka <jh@suse.cz>
15183 Merge from pretty-ipa:
15185 2009-03-27 Jan Hubicka <jh@suse.cz>
15187 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15188 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15189 * passes.c (function_called_by_processed_nodes_p): New.
15190 * ipa-pure-const.c (check_call): Fix handling of operands.
15191 (analyze_function): Dump debug output for skipped bodies.
15192 (local_pure_const): Use function_called_by_processed_nodes_p.
15193 * dwarf2out.c (reference_to_unused): Use output.
15194 * passes.c (do_per_function_toporder): Likewise.
15196 2008-11-12 Jan Hubicka <jh@suse.cz>
15198 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15199 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15200 state_set_in_source enum
15201 (check_decl): Ignore memory tags; do not set fake looping flags;
15203 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15204 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15205 (check_call, analyze_function): Rewrite.
15207 (add_new_function): Update call of analyze_function.
15208 (generate_summary): Add call of analyze_function.
15209 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15210 (local_pure_const): New function.
15211 (pass_local_pure_const): New pass.
15212 * ipa-inline.c (inline_transform): Set after_inlining.
15213 * tree-eh.c (stmt_can_throw_external): New.
15214 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15215 work with aliasing built.
15216 * tree-flow.h (stmt_can_throw_external): New.
15217 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15218 and local pure/const pass in early and late optimization queue.
15220 2009-03-28 Martin Jambor <mjambor@suse.cz>
15222 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15224 (fold_binary): Allow function decl aligment consideration is the
15225 second argument is integer constant one.
15226 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15227 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15228 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15230 2009-03-28 Jan Hubicka <jh@suse.cz>
15232 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15233 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15234 * function.h (rtl_data): Add nothrow flag.
15235 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15236 set DECL_NOTHROW for AVAILABLE functions.
15238 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15240 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15241 following vector keyword has expansion starting with pixel or bool
15242 keyword, expand vector to __vector and pixel or bool to __pixel or
15246 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15247 warn_if_disallowed_function_p): Removed.
15248 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15249 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15250 warning_if_disallowed_function_p.
15251 * flags.h (warn_if_disallowed_function_p,
15252 warn_disallowed_functions): Removed.
15253 * common.opt (Wdisallowed-function-list=): Removed.
15254 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15256 2009-03-28 Richard Guenther <rguenther@suse.de>
15258 PR tree-optimization/38723
15259 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15262 2009-03-28 Jan Hubicka <jh@suse.cz>
15264 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15265 test introduced by my previous patch.
15267 2009-03-28 Richard Guenther <rguenther@suse.de>
15269 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15270 the PHIs value undefined.
15272 2009-03-28 Jan Hubicka <jh@suse.cz>
15274 * tree-pass.h (pass_fixup_cfg): New pass.
15275 * ipa-inline.c (inline_transform): Set
15276 always_inline_functions_inlined/after_inlining.
15277 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15278 (pass_fixup_cfg): New pass.
15279 * passes.c (init_optimization_passes): Add fixup_cfg.
15281 2009-03-28 Richard Guenther <rguenther@suse.de>
15283 PR tree-optimization/38458
15284 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15285 argument use the arguments copy-of value.
15287 2009-03-28 Richard Guenther <rguenther@suse.de>
15289 PR tree-optimization/38180
15290 * tree-ssa-ccp.c (get_default_value): Simplify.
15291 (likely_value): Likewise.
15292 (surely_varying_stmt_p): Properly handle VOP case.
15293 (ccp_initialize): Likewise.
15294 (ccp_fold): Handle propagating through *&.
15295 (fold_const_aggregate_ref): Also handle decls.
15297 2009-03-28 Jan Hubicka <jh@suse.cz>
15299 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15300 * cgraph.h (cgraph_node): Likewise.
15301 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15302 (cgraph_reset_node): Use process flag.
15303 (cgraph_mark_functions_to_output): Likewise.
15304 (cgraph_expand_function): Likewise.
15305 (cgraph_expand_all_functions): Likewise.
15306 (cgraph_output_in_order): Likewise.
15307 * dwarf2out.c (reference_to_unused): Likewise.
15308 * passes.c do_per_function_toporder): Likewise.
15310 2009-03-28 Jan Hubicka <jh@suse.cz>
15312 Bring from lto-branch:
15314 2008-09-03 Doug Kwan <dougkwan@google.com>
15316 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15317 enums instead of reason strings.
15318 * cgraph.c (cgraph_create_edge): Same.
15319 (cgraph_inline_failed_string): New function.
15320 * cgraph.h (cgraph_inline_failed_t): New enum type.
15321 (cgraph_inline_failed_string): New prototype.
15322 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15323 char pointer to cgraph_inline_failed_t.
15324 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15325 (cgraph_default_inline_p): Ditto.
15326 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15327 to cgraph_inline_failed_t pointer.
15328 * cif-code.def: New file.
15329 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15331 (cgraph_check_inline_limits): Change type of REASON to pointer to
15332 cgraph_inline_failed_t. Replace reason strings with enums.
15333 (cgraph_default_inline_p): Ditto.
15334 (cgraph_recursive_inlining_p): Ditto.
15335 (update_caller_keys): Change type of FAILED_REASON to
15336 cgraph_inline_failed_t.
15337 (cgraph_set_inline_failed): Change type of REASON to pointer to
15338 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15339 convert enums to strings for text output.
15340 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15341 to be of type cgraph_inline_failed_t. Replace reason strings with
15342 enums. Call cgraph_inline_failed_string to covert enums
15343 to strings for text output.
15344 (cgraph_decide_inlining): Replace reason strings with enums.
15345 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15346 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15348 * tree-inline.c (expand_call_inline): Change type of REASON
15349 to cgraph_inline_failed_t. Replace reason strings with enums.
15350 Call cgraph_inline_failed_string for text output.
15351 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15354 2009-03-28 Jan Hubicka <jh@suse.cz>
15356 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15357 cgraph_clone_node): Remove master clone handling.
15358 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15359 * cgraph.h (master_clone): Remove.
15360 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15361 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15362 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15364 2009-03-28 Jan Hubicka <jh@suse.cz>
15366 * cgraph.c (cgraph_function_body_availability): Functions declared
15367 inline are always safe to assume that it is not going to be replaced.
15369 2009-03-28 Richard Guenther <rguenther@suse.de>
15371 PR tree-optimization/38513
15372 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15373 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15374 EXC_PTR_EXPR and FILTER_EXPR.
15375 (get_ref_from_reference_ops): Likewise.
15377 2009-03-28 Richard Guenther <rguenther@suse.de>
15379 PR tree-optimization/38968
15380 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15381 Use FLOOR_MOD_EXPR to compute misalignment.
15383 2009-03-28 Richard Guenther <rguenther@suse.de>
15385 PR tree-optimization/37795
15386 * tree.h (combine_comparisons): Declare.
15387 * fold-const.c (combine_comparisons): Export.
15388 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15390 (ifcombine_iforif): Use combine_comparisons.
15392 2009-03-28 Jan Hubicka <jh@suse.cz>
15394 * tree-eh.c (inlinable_call_p): New function.
15395 (make_eh_edges): Use it.
15396 (verify_eh_edges): Use it.
15397 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15398 * except.c (reachable_next_level): Add inlinable_function argument
15399 (sjlj_find_directly_reachable_regions): Update.
15400 (add_reachable_handler): Do not set saw_any_handlers.
15401 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15402 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15403 Add new inlinable call parameter.
15404 (can_throw_internal, can_throw_external): Update.
15405 * except.h (can_throw_internal_1, can_throw_external_1,
15406 foreach_reachable_handler): Update declaration.
15408 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15410 * config/arm/t-arm-coff, config/h8300/coff.h,
15411 config/i386/i386-aout.h, config/i386/i386-coff.h,
15412 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15413 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15414 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15415 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15416 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15417 sys-types.h: Remove.
15418 * Makefile.in: Remove protoize and fixproto support and references
15420 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15421 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15423 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15424 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15425 unprotoize$(exeext).
15426 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15427 (.PHONY): Don't depend on proto.
15428 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15429 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15430 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15431 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15432 build/gen-protos.o, build/scan.o, xsys-protos.h,
15433 build/fix-header$(build_exeext), build/fix-header.o,
15434 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15435 stmp-install-fixproto): Remove.
15436 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15437 SYSCALLS.c or fixproto files.
15438 (install-common): Don't install protoize.
15439 (install-headers-tar, install-headers-cpio, install-headers-cp):
15440 Don't depend on $(STMP_FIXPROTO).
15441 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15442 install fixproto files or write out fixproto settings.
15443 (uninstall): Don't uninstall protoize.
15444 * config.gcc (use_fixproto): Remove.
15445 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15446 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15447 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15448 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15449 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15450 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15451 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15452 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15453 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15454 * config/t-vxworks (STMP_FIXPROTO): Remove.
15455 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15456 STMP_FIXPROTO): Remove.
15457 * config.in, configure: Regenerate.
15458 * crtstuff.c (gid_t, uid_t): Don't undefine.
15459 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15460 (arm-*-coff, arm-*-aout: Remove target entries.
15461 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15462 Remove mention of AIX 4.1.
15463 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15464 * doc/invoke.texi (Running Protoize): Remove.
15465 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15466 (Protoize Caveats): Remove.
15467 * tsystem.h: Update comments on headers assumed to exist.
15469 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15471 * genautomata.c: Add a new year to the copyright. Add a new
15473 (struct insn_reserv_decl): Add comments for member bypass_list.
15474 (find_bypass): Remove.
15475 (insert_bypass): New.
15476 (process_decls): Use insert_bypass.
15477 (output_internal_insn_latency_func): Output all bypasses with the
15478 same input insn in one switch case.
15480 * rtl.def (define_bypass): Describe bypass choice.
15481 * doc/md.texi (define_bypass): Ditto.
15483 2009-03-27 Richard Guenther <rguenther@suse.de>
15485 * gimplify.c (mark_addressable): Export.
15486 * tree-flow.h (mark_addressable): Declare.
15487 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15488 * tree-ssa.c (verify_phi_args): Verify that address taken
15489 variables have TREE_ADDRESSABLE set.
15491 2009-03-27 Richard Guenther <rguenther@suse.de>
15493 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15494 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15495 Do not mark decls TREE_ADDRESSABLE.
15496 (build_fold_addr_expr): Adjust.
15497 (fold_addr_expr): Remove.
15498 (fold_unary): Use build_fold_addr_expr.
15499 (fold_comparison): Likewise.
15500 (split_address_to_core_and_offset): Likewise.
15501 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15503 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15504 (gimplify_modify_expr_to_memcpy): Mark source and destination
15506 * omp-low.c (create_omp_child_function): Mark the object decl
15508 (lower_rec_input_clauses): Mark the var we take the address of
15510 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15512 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15514 PR middle-end/39315
15515 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15516 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15518 2009-03-27 Richard Guenther <rguenther@suse.de>
15520 PR tree-optimization/39120
15521 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15523 (handle_lhs_call): Process return constraints. Add escape
15524 constraints if necessary.
15525 (handle_const_call): Fill out return constraints. Make nested
15526 case more precise. Avoid consttmp if possible.
15527 (handle_pure_call): Fill out return constraints. Avoid
15528 callused if possible.
15529 (find_func_aliases): Simplify call handling.
15531 2009-03-27 Richard Guenther <rguenther@suse.de>
15533 PR tree-optimization/39120
15534 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15535 as a representative.
15536 (solve_graph): Do propagate CALLUSED.
15537 (handle_pure_call): Use a scalar constraint from CALLUSED for
15539 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15542 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15545 * c-common.c (handle_aligned_attribute): Properly check alignment
15546 overflow. Use (1U << i) instead of (1 << i).
15548 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15550 * expr.h (get_mem_align_offset): Updated.
15552 * tree.h (tree_decl_common): Change align to "unsigned int" and
15553 move it before pointer_alias_set.
15555 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15556 Jakub Jelinek <jakub@redhat.com>
15559 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15560 gr_register_operand with gr_reg_or_0_operand.
15561 (cmpxchg_rel_di): Likewise.
15562 (sync_lock_test_and_set<mode>): Likewise.
15564 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15566 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15567 (true_regnum): Likewise.
15569 * rtlanal.c (subreg_info): Moved to ...
15570 * rtl.h (subreg_info): Here. New.
15571 (subreg_get_info): New.
15573 * rtlanal.c (subreg_get_info): Make it extern.
15575 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15578 * config/i386/i386.c (ix86_abi): New.
15579 (override_options): Handle -mabi=.
15580 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15581 (ix86_call_abi_override): Likewise.
15582 (init_cumulative_args): Likewise.
15583 (function_arg_advance): Likewise.
15584 (function_arg_64): Likewise.
15585 (function_arg): Likewise.
15586 (ix86_pass_by_reference): Likewise.
15587 (ix86_function_value_regno_p): Likewise.
15588 (ix86_build_builtin_va_list_abi): Likewise.
15589 (setup_incoming_varargs_64): Likewise.
15590 (is_va_list_char_pointer): Likewise.
15591 (ix86_init_machine_status): Likewise.
15592 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15593 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15594 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15595 (ix86_function_abi): Make it static and return enum calling_abi.
15596 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15598 (ix86_fn_abi_va_list): Updated.
15600 * config/i386/i386.h (ix86_abi): New.
15601 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15602 (CONDITIONAL_REGISTER_USAGE): Likewise.
15603 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15604 (machine_function): Likewise.
15606 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15608 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15609 (STACK_BOUNDARY): Likewise.
15610 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15612 * config/i386/i386.opt (mabi=): New.
15614 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15615 return enum calling_abi.
15616 (ix86_function_type_abi): Likewise.
15617 (ix86_function_abi): Removed.
15619 * doc/invoke.texi: Document -mabi= option for x86.
15621 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15623 * builtins.c (real_dconstp): Delete.
15624 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15626 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15627 Jakub Jelinek <jakub@redhat.com>
15630 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15631 (gen_subprogram_die): When a function is explicit, generate the
15632 DW_AT_explicit attribute.
15633 * langhooks.h (struct lang_hooks_for_decls): Add
15634 function_decl_explicit_p langhook.
15635 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15636 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15638 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15640 * builtins.c (fold_builtin_memory_op): Optimize memmove
15641 into memcpy if we can prove source and destination don't overlap.
15643 * tree-inline.c: Include gt-tree-inline.h.
15644 (clone_fn_id_num): New variable.
15645 (clone_function_name): New function.
15646 (tree_function_versioning): Use it.
15647 * Makefile.in (GTFILES): Add tree-inline.c.
15649 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15651 * BASE-VER: Change to 4.5.0.
15653 2009-03-27 Xinliang David Li <davidxl@google.com>
15655 PR tree-optimization/39557
15656 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15658 2009-03-27 Xinliang David Li <davidxl@google.com>
15660 PR tree-optimization/39548
15661 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15664 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15666 * c-common.c (pointer_int_sum): Use %wd on return from
15669 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15671 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15672 on return from tree_low_cst.
15674 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15677 * ginclude/stdarg.h (va_copy): Define also for
15678 __GXX_EXPERIMENTAL_CXX0X__.
15680 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15683 * builtins.h (c_strlen): Do not warn here.
15684 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15685 * c-common.c (pointer_int_sum): Take an explicit location.
15686 Warn about offsets out of bounds.
15687 * c-common.h (pointer_int_sum): Adjust declaration.
15689 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15691 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15694 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15697 * opts.c (warn_if_disallowed_function_p): Don't assume
15698 get_callee_fndecl must return non-NULL.
15700 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15702 PR rtl-optimization/39522
15703 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15704 when reg_reloaded_valid is set.
15706 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15708 * config/spu/divv2df3.c: New file.
15709 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15710 (DPBIT_FUNCS): Filter out _div_df.
15712 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15714 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15715 a jump insn, count that jump in the distance to the loop start.
15717 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15720 * config/sh/sh.c (calc_live_regs): Fix condition for global
15721 registers except PIC_OFFSET_TABLE_REGNUM.
15723 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15726 * doc/invoke.texi (-mconsole): New.
15728 (-mno-cygwin): New.
15730 (-mnop-fun-dllimport): New.
15734 (sub section "i386 and x86-64 Windows Options"): New.
15736 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15738 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15739 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15741 2009-03-25 Richard Guenther <rguenther@suse.de>
15743 PR middle-end/39497
15744 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15747 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15749 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15750 neither of haifa/selective schedulers are working.
15752 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15754 * doc/invoke.texi (Debugging Options): Fix description of
15755 -fno-merge-debug-strings.
15757 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15759 * config/cris/libgcc.ver: New version-script.
15760 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15762 * configure.ac <GAS features, nop mnemonic>: Add pattern
15763 crisv32-*-* for "nop".
15764 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15765 * configure: Regenerate.
15767 2009-03-24 Ira Rosen <irar@il.ibm.com>
15769 PR tree-optimization/39529
15770 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15771 mark_sym_for_renaming for the tag copied to the new vector
15774 2009-03-24 Arthur Loiret <aloiret@debian.org>
15776 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15777 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15778 EXTRA_SPEC_FUNCTIONS.
15779 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15780 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15781 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15782 -march and -mtune options.
15784 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15786 * config/m68k/t-rtems: Add m5329 multilib.
15788 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15789 Jakub Jelinek <jakub@redhat.com>
15792 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15795 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15798 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15799 instead of c_parser_expression_conv, if original_code isn't one of the
15800 4 allowed comparison codes, fail.
15802 2009-03-23 Richard Guenther <rguenther@suse.de>
15804 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15805 * tree.h (struct tree_type): Likewise.
15806 * reload.h (struct insn_chain): Likewise.
15807 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15808 * function.h (struct function): Likewise.
15809 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15811 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15813 PR tree-optimization/39516
15814 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15816 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15818 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15819 should be set true if BITS_PER_WORD of target is bigger than 32
15821 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15823 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15824 Translate -B-options to -rpath-link. Correct existing
15825 rpath-link and conditionalize on !nostdlib.
15827 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15829 * doc/extend.texi (Function Attributes, Variable Attributes):
15831 * doc/invoke.texi (Debugging Options, Optimize Options)
15832 (i386 and x86-64 Options, MCore Options): Likewise.
15834 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15837 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15838 it for block local namespace aliases.
15839 (gen_decl_die): Pass context_die to gen_namespace_die.
15841 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15844 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15845 minimum or maximum value.
15847 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15849 * reginfo.c (globalize_reg): Recompute derived reg sets.
15851 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15854 * libgcc2.c (mprotect): Do not use signed arguments for
15855 VirtualProtect, use DWORD arguments. Also fix the 'may
15856 be used uninitialized' warning for the np variable.
15858 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15861 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15862 functions using regparm calling conventions when not optimizing.
15863 (ix86_function_sseregparm): Similarly for sseregparm calling
15866 2009-03-19 Li Feng <nemokingdom@gmail.com>
15868 PR middle-end/39500
15869 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15870 dependence if the first conflict is after niter iterations.
15872 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15874 PR middle-end/38609
15875 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15876 functions with dynamic stack-pointer adjustments.
15878 2009-03-19 Ben Elliston <bje@au.ibm.com>
15880 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15881 option; change to -msdata=data.
15883 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15885 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15888 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15891 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15893 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15895 * doc/invoke.texi (Code Gen Options): Expand discussion of
15898 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15900 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15901 * matrix-reorg.c (struct matrix_info): Likewise.
15902 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15903 * rtl.h (struct mem_attrs): Likewise.
15904 * df.h (struct df): Likewise.
15905 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15906 * ira-int.h (struct ira_allocno): Likewise.
15907 * df-scan.c (struct df_collection_rec): Likewise.
15908 * ira.c (struct equivalence): Likewise.
15909 * function.c (struct temp_slot): Likewise.
15910 * cfgloop.h (struct loop): Likewise.
15913 * function.c (use_register_for_decl): When not optimizing, disregard
15914 register keyword for variables with types containing methods.
15916 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15918 PR middle-end/39447
15919 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15920 (is_simple_operand): Call contains_component_ref_p before calling data
15921 reference analysis that would fail on COMPONENT_REFs.
15923 * tree-vrp.c (search_for_addr_array): Fix formatting.
15925 2009-03-18 Richard Guenther <rguenther@suse.de>
15927 * tree-vect-transform.c (vect_loop_versioning): Fold the
15928 generated comparisons.
15929 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15930 (slpeel_tree_peel_loop_to_edge): Likewise.
15932 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15934 PR middle-end/37805
15935 * opts.c (print_specific_help): In addition to `undocumented',
15936 accept `separate' and `joined' flags if passed alone. Describe
15937 output by the first matched one of those.
15938 (common_handle_option): Skip over empty strings.
15939 * gcc.c (display_help): Fix help string for `--help='.
15940 * doc/invoke.texi (Option Summary, Overall Options): With
15941 `--help=', classes and qualifiers can both be repeated, but
15942 only the latter can be negated. One should not pass only
15943 negated qualifiers. Fix markup and examples.
15946 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15947 PR middle-end/37805
15948 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15949 and -fhelp=separate.
15951 2009-03-17 Jing Yu <jingyu@google.com>
15953 PR middle-end/39378
15954 * function.h (struct rtl_data): Move is_thunk from here...
15955 (struct function): ...to here.
15956 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15957 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15959 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15961 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15962 (alpha_output_function_end_prologue): Likewise.
15963 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15964 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15965 (rs6000_output_function_epilogue): Likewise.
15966 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15968 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15971 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15972 from different units in a single alternative.
15973 (*truncdfsf_i387): Ditto.
15974 (*truncxfsf2_mixed): Ditto.
15975 (*truncxfdf2_mixed): Ditto.
15977 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15979 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15980 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15983 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15984 unused non-artificial variables when not optimizing.
15987 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15988 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15989 NAMESPACE_DECL in its DECL_INITIAL.
15991 PR middle-end/39443
15992 * optabs.c (set_user_assembler_libfunc): New function.
15993 * expr.h (set_user_assembler_libfunc): New prototype.
15994 * c-common.c: Include libfuncs.h.
15995 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15996 for memcmp, memset, memcpy, memmove and abort.
15997 * Makefile.in (c-common.o): Depend on libfuncs.h.
16000 * dwarf2out.c (gen_inlined_enumeration_type_die,
16001 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16002 gen_tagged_type_instantiation_die): Removed.
16003 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16006 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16009 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16011 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16012 (check-parallel-%): Ditto.
16013 (check-consistency): Ditto.
16015 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16017 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16018 local variable rhs by NULL_TREE.
16020 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16023 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16025 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16028 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16030 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16033 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16034 for ms->sysv ABI calls only in 64bit mode.
16036 * config/i386/i386.md (untyped_call): Support 32bit.
16038 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16040 * doc/extend.texi: Replace x86_65 with x86_64.
16042 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16044 PR tree-optimization/39455
16045 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16046 mismatches for POINTER_TYPE_P (type).
16047 (number_of_iterations_le): Likewise.
16049 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16051 * config/picochip/picochip.c: Removed profiling support.
16052 * config/picochip/picochip.md: Removed profiling instruction.
16053 * config/picochip/picochip.h: Removed profiling builtin.
16055 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16057 * doc/install.texi (--with-host-libstdcxx): Document.
16059 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16062 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16063 generate a warning if the function name does not begin with
16064 "__vector" and the function has either the 'signal' or 'interrupt'
16065 attribute, from here to ...
16066 (avr_declare_function_name): ...here. New function.
16067 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16068 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16070 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16073 * cse.c (fold_rtx): Don't modify original const_arg1 when
16074 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16075 separate variable instead.
16076 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16077 from out of range shift counts.
16078 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16080 2009-03-13 Catherine Moore <clm@codesourcery.com>
16082 * config/i386/x-mingw32 (host-mingw32.o): Replace
16083 diagnostic.h with $(DIAGNOSTIC_H).
16085 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16088 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16090 * config/i386/sync.md (sync_compare_and_swap<mode>,
16091 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16092 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16094 (sync_double_compare_and_swapdi_pic,
16095 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16096 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16098 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16101 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16103 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16106 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16107 (avx_addsubv4df3): Likewise.
16108 (*avx_addsubv4sf3): Likewise.
16109 (sse3_addsubv4sf3): Likewise.
16111 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16114 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16116 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16119 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16120 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16121 registers for allocnos created from user-defined variables.
16123 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16126 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16127 of non-integer mode as well.
16129 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16131 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16132 for functions for which the parameter types are unknown.
16134 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16137 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16138 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16139 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16140 * config/i386/i386.c (ix86_local_alignment): For
16141 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16142 long long variables on the stack to avoid dynamic realignment.
16143 Allow the first argument to be a decl rather than type.
16144 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16146 2009-03-11 Nick Clifton <nickc@redhat.com>
16149 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16151 Add description to mno-lsim option.
16152 * config/mcore/mcore.h: Remove comment about deprecated m4align
16154 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16155 * doc/invoke.texi: Add description of mno-lsim and
16156 mstack-increment options.
16158 * config/fr30/fr30.opt: Document the -mno-lsim option.
16159 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16160 and -mno-lsim options.
16162 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16164 * fold-const.c (fold_comparison): Only call fold_inf_compare
16165 if the mode supports infinities.
16167 2009-03-11 Jason Merrill <jason@redhat.com>
16170 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16171 end already did. Notice GIMPLE_CALL modifications of the result.
16172 Don't copy debug information from an ignored decl or a decl from
16175 2009-03-10 Richard Guenther <rguenther@suse.de>
16176 Nathan Froyd <froydnj@codesourcery.com>
16178 PR middle-end/37850
16179 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16180 (__divMODE3): Likewise.
16182 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16184 PR tree-optimization/39394
16185 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16186 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16188 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16190 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16191 inline asms for register asm ("") declarations.
16193 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16195 * fold-const.c (fold_unary): Fix comment.
16197 2009-03-07 Jan Hubicka <jh@suse.cz>
16200 * tree-inline.c (setup_one_parameter): Do replacement of const
16201 argument by constant in SSA form.
16203 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16205 PR middle-end/38028
16206 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16207 determine alignment passed to assign_stack_local.
16208 (assign_parms_unsplit_complex): Likewise.
16209 * except.c (sjlj_build_landing_pads): Likewise.
16211 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16213 PR middle-end/39360
16214 * tree-flow.h (add_referenced_var): Return bool instead of void.
16215 * tree-dfa.c (add_referenced_var): Return result of
16216 referenced_var_check_and_insert call.
16217 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16218 of referenced_var_check_and_insert.
16221 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16222 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16223 DIE, don't emit it if abstract origin already has it.
16224 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16225 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16227 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16229 * genpreds.c (needs_variable): Fix parentheses at variable name
16231 (write_tm_constrs_h): Indent generated code.
16233 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16235 * doc/extend.texi (Function Attributes): Add documentation
16236 for isr attributes.
16238 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16241 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16242 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16244 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16246 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16249 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16252 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16253 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16255 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16257 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16258 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16259 constants instead of magic numbers.
16260 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16262 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16263 (x86_64_ms_abi_int_parameter_registers): Ditto.
16264 (x86_64_int_return_registers): Ditto.
16265 (ix86_maybe_switch_abi): Ditto.
16266 (ix86_expand_call): Ditto for clobbered_registers array.
16267 (ix86_hard_regno_mode_ok): Ditto.
16268 (x86_extended_QIreg_mentioned_p): Ditto.
16270 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16272 PR tree-optimization/39349
16273 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16275 * combine.c (gen_lowpart_for_combine): Use omode when generating
16278 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16280 PR rtl-optimization/39235
16281 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16283 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16285 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16287 2009-03-04 Richard Guenther <rguenther@suse.de>
16289 PR tree-optimization/39362
16290 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16291 that occur in abnormal PHIs should be varying.
16293 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16295 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16297 (simple_iv): Take loop as an argument instead of statement.
16298 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16299 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16301 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16303 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16304 * matrix-reorg.c (analyze_transpose): Ditto.
16305 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16306 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16307 * tree-predcom.c (ref_at_iteration): Ditto.
16308 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16310 2009-03-04 Richard Guenther <rguenther@suse.de>
16312 PR tree-optimization/39358
16313 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16314 escaped_id and callused_id.
16315 (solve_graph): Likewise.
16317 2009-03-04 Richard Guenther <rguenther@suse.de>
16319 PR tree-optimization/39339
16320 * tree-sra.c (try_instantiate_multiple_fields): Make it
16321 no longer ICE on the above.
16323 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16325 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16326 that fits within Pmode.
16328 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16330 PR middle-end/10109
16331 * tm.texi (LIBCALL_VALUE): Update description.
16333 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16335 PR middle-end/34443
16336 * doc/extend.texi (section): Update description.
16338 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16340 PR middle-end/39345
16341 * tree-inline.c (remapped_type): New.
16342 (can_be_nonlocal): Call remapped_type instead of remap_type.
16344 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16347 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16348 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16350 2009-03-03 Richard Guenther <rguenther@suse.de>
16352 PR middle-end/39272
16353 * tree.c (tree_nonartificial_location): New function.
16354 * tree.h (tree_nonartificial_location): Declare.
16355 * builtins.c (expand_builtin_memory_chk): Provide location
16356 of the call location for artificial function pieces.
16357 (maybe_emit_chk_warning): Likewise.
16358 (maybe_emit_sprintf_chk_warning): Likewise.
16359 (maybe_emit_free_warning): Likewise.
16360 * expr.c (expand_expr_real_1): Likewise.
16362 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16364 PR tree-optimization/39343
16365 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16366 COMPONENT_REF t has ARRAY_TYPE.
16368 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16370 PR middle-end/39335
16371 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16372 when the type precision of the induction variable should be
16373 larger than the type precision of nit.
16374 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16375 * graphite.c (graphite_loop_normal_form): Same.
16376 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16378 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16380 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16381 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16382 numbers to describe clobbered registers.
16383 (*call_value_0_rex64_ms_sysv): Ditto.
16384 * config/i386/mmx.md (mmx_emms): Ditto.
16385 (mmx_femms): Ditto.
16387 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16389 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16392 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16394 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16395 (spu_section_type_flags): New function.
16397 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16399 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16400 reg_class_contents of FLOAT_REGS into a temporary.
16402 2009-03-02 Richard Guenther <rguenther@suse.de>
16403 Ira Rosen <irar@il.ibm.com>
16405 PR tree-optimization/39318
16406 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16407 information to the vectorized statement.
16409 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16411 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16412 variable. Use defined names instead of magic constants for REX SSE
16415 2009-03-01 Richard Guenther <rguenther@suse.de>
16417 PR tree-optimization/39331
16418 * omp-low.c (lower_send_shared_vars): Do not receive new
16419 values for the reference of DECL_BY_REFERENCE parms or results.
16421 2009-03-01 Jan Hubicka <jh@suse.cz>
16424 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16425 BLOCK_NONLOCALIZED_VAR): New macros.
16426 (tree_block): Add nonlocalized_vars.
16427 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16428 gen_decl_die): Add origin argument. Allow generation of die with
16429 origin at hand only.
16430 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16431 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16433 (gen_block_die): Fix checking for unused blocks.
16434 (process_scope_var): Break out from .... ; work with origins only.
16435 (decls_for_scope) ... here; process nonlocalized list.
16436 (dwarf2out_ignore_block): Look for nonlocalized vars.
16437 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16439 (dump_scope_block): Dump them.
16440 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16441 (remap_block): Likewise.
16442 (can_be_nonlocal): New predicate.
16443 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16445 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16447 * configure: Regenerate.
16449 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16451 * optc-gen.awk: No need to duplicate option flags twice.
16452 Reuse help texts for duplicate options which do not have any.
16454 * gcc.c (display_help): Document --version.
16456 * gcc.c (main): If print_help_list and verbose_flag, ensure
16457 driver output comes before subprocess output.
16459 * optc-gen.awk: Assign all remaining fields to help string,
16460 space-separated, for multi-line help in *.opt.
16462 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16463 -Wno-pedantic-ms-format is for MinGW targets only.
16465 * doc/options.texi (Option file format): Fix bad indentation,
16466 restoring dropped sentence.
16468 2009-02-28 Jan Hubicka <jh@suse.cz>
16470 * tree-inline.c (tree_function_versioning): Output debug info.
16472 2009-02-28 Jan Hubicka <jh@suse.cz>
16475 * tree-inline.c (setup_one_parameter): Do not copy propagate
16476 arguments when not optimizing.
16478 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16481 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16482 (avx_addsubv4df3): Likewise.
16483 (*avx_addsubv4sf3): Likewise.
16484 (sse3_addsubv4sf3): Likewise.
16485 (*avx_addsubv2df3): Likewise.
16486 (sse3_addsubv2df3): Likewise.
16487 (avx_unpckhps256): Correct item selectors.
16488 (avx_unpcklps256): Likewise.
16489 (avx_unpckhpd256): Likewise.
16490 (avx_unpcklpd256): Likewise.
16492 2009-02-28 Jan Hubicka <jh@suse.cz>
16494 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16496 (copy_arguments_for_versioning): If var is declared don't declare it.
16497 (tree_function_versioning): First setup substitutions and then copy
16500 2009-02-27 Jan Hubicka <jh@suse.cz>
16503 * cgraph.h (varpool_output_debug_info): Remove.
16504 * cgraphunit.c (varpool_output_debug_info): Remove.
16505 * dwarf2out.c (deferred_locations_struct): New struct
16506 (deferred_locations): New type.
16507 (deferred_locations_list): New static var.
16508 (deffer_location): New function.
16509 (gen_variable_die): Use it.
16510 (decls_for_scope): Output info on local static vars.
16511 (dwarf2out_finish): Process deferred locations.
16512 * varpool.c (varpool_output_debug_info): Remove.
16514 2009-02-27 Jan Hubicka <jh@suse.cz>
16517 * tree.h (TREE_PROTECTED): Fix comment.
16518 (BLOCK_HANDLER_BLOCK): Remove.
16519 (struct tree_block): Remove handler_block add body_block.
16520 (inlined_function_outer_scope_p): New.
16521 (is_body_block): Remove.
16522 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16523 * dwarf2out.c (is_inlined_entry_point): Remove.
16524 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16525 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16527 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16528 * gimplify.c (gimplify_expr): Gimplify body blocks.
16529 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16530 block with multiple subblocks.
16531 (dump_scope_block): Prettier output; dump more flags and info.
16532 (dump_scope_blocks): New.
16533 (remove_unused_locals): Use dump_scope_blocks.
16534 * tree-flow.h (dump_scope_blocks): Declare.
16535 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16536 * stmt.c (is_body_block): Remove.
16537 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16538 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16540 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16542 PR middle-end/39308
16543 * graphite.c (graphite_loop_normal_form): Do not call
16544 number_of_iterations_exit from a gcc_assert.
16546 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16548 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16549 jumps if COND is NULL.
16550 (find_cond_jump): New function.
16551 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16552 * config/s390/s390.md: Remove z10_cobra attribute value.
16554 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16556 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16557 force_const_mem returns NULL_RTX.
16559 2009-02-26 Jan Hubicka <jh@suse.cz>
16562 * cgraph.h (varpool_output_debug_info): Remove.
16563 * cgraphunit.c (varpool_output_debug_info): Remove.
16564 * dwarf2out.c (deferred_locations_struct): New struct
16565 (deferred_locations): New type.
16566 (deferred_locations_list): New static var.
16567 (deffer_location): New function.
16568 (gen_variable_die): Use it.
16569 (decls_for_scope): Output info on local static vars.
16570 (dwarf2out_finish): Process deferred locations.
16571 * varpool.c (varpool_output_debug_info): Remove.
16573 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16575 PR rtl-optimization/39241
16576 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16577 to subreg_offset_representable_p.
16579 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16581 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16582 execute function prototype. Get f and nregs from max_reg_num
16583 and get_insns. Remove the first backward pass as it's dead,
16584 guard the forward pass by flag_expensive_optimizations.
16585 (rest_of_handle_regmove): Delete.
16586 (pass_regmove): Replace it with regmove_optimize.
16588 2009-02-25 Martin Jambor <mjambor@suse.cz>
16590 PR tree-optimization/39259
16591 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16592 calls_alloca function flags.
16593 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16594 calls are detected.
16596 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16598 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16599 flags_set_1_rtx, flags_set_1_set): Delete.
16600 (regmove_optimize): Do not call mark_flags_life_zones.
16602 2009-02-24 Julian Brown <julian@codesourcery.com>
16605 * config/arm/arm.c (require_pic_register): Only set
16606 cfun->machine->pic_reg once per function.
16608 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16610 * doc/invoke.texi (Link Options): Document an easier way to pass
16611 options that take arguments to the GNU linker using -Xlinker and -Wl.
16613 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16616 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16618 2009-02-24 Richard Guenther <rguenther@suse.de>
16621 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16623 2009-02-24 Richard Guenther <rguenther@suse.de>
16624 Zdenek Dvorak <ook@ucw.cz>
16626 PR tree-optimization/39233
16627 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16628 from converting them to a generic type.
16630 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16632 PR tree-optimization/39260
16633 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16634 contains a condition with a real type.
16635 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16637 2009-02-23 Jason Merrill <jason@redhat.com>
16640 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16641 narrowing_initializer_constant_valid_p.
16642 (narrowing_initializer_constant_valid_p): Don't return
16643 null_pointer_node for adding a pointer to itself.
16645 2009-02-23 Jan Hubicka <jh@suse.cz>
16648 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16651 2009-02-23 Jan Hubicka <jh@suse.cz>
16653 PR tree-optimization/37709
16654 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16655 * tree.h (block_ultimate_origin): Declare.
16656 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16657 * tree-ssa-live.c (remove_unused_scope_block_p):
16658 Eliminate blocks containig no instructions nor live variables nor
16660 (dump_scope_block): New function.
16661 (remove_unused_locals): Enable removal of dead blocks by default;
16662 enable dumping at TDF_DETAILS.
16664 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16666 * config/i386/i386.c (classify_argument): Don't allow COImode
16668 (function_arg_advance_32): Don't allow OImode.
16669 (function_arg_32): Likewise.
16670 (function_value_32): Likewise.
16671 (return_in_memory_32): Likewise.
16672 (function_arg_64): Remove OImode comment.
16674 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16677 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16678 ix86_expand_vector_set for V4DImode in 64bit mode only.
16679 (ix86_expand_vector_init_one_var): Likewise.
16681 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16683 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16685 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16688 * loop-iv.c: Revert last change.
16689 * emit-rtl.c: Likewise.
16691 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16694 * config/i386/i386.c (type_natural_mode): Remove an extra
16695 space in the warning message.
16696 (function_value_32): Handle 32-byte vector modes.
16697 (return_in_memory_32): Likewise.
16699 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16701 * loop-iv.c (truncate_value): New function.
16702 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16704 (lowpart_subreg): Move to...
16705 * emit-rtl.c: ...here.
16707 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16709 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16710 accidental and undocumented change at revision 140860.
16712 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16714 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16715 take gimple_seq * arguments.
16716 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16717 types_compatible_p langhook.
16719 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16720 Joseph Myers <joseph@codesourcery.com>
16722 * config/arm/arm.c (arm_builtin_va_list): New function.
16723 (arm_expand_builtin_va_start): Likewise.
16724 (arm_gimplify_va_arg_expr): Likewise.
16725 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16726 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16727 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16728 (va_list_type): New variable.
16729 (arm_mangle_type): Mangle va_list_type appropriately.
16731 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16733 PR middle-end/39157
16734 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16735 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16736 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16737 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16738 parameter to 1000 for -O1 by default.
16739 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16741 * loop-invariant.c: Include params.h.
16742 (move_loop_invariants): Don't call move_single_loop_invariants on
16745 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16747 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16748 offset when calculating bounds for indexing stack_usage_map. Fixes
16749 a buffer overflow with certain target setups.
16751 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16754 * calls.c (expand_call): Clear try_tail_call if caller and callee
16755 disagree in promotion of function return value.
16757 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16760 * c-common.c (c_determine_visibility): If visibility changed and
16761 DECL_RTL has been already set, call make_decl_rtl to update symbol
16764 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16767 * varasm.c (assemble_variable): Don't check DECL_NAME when
16768 globalizing a variable.
16770 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16773 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16774 expression before any __builtin_trap call.
16775 * c-typeck.c (build_function_call): Convert and check function
16776 arguments before generating a call to a trap. Evaluate the
16777 function arguments before the trap.
16779 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16782 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16783 (UNSPEC_FXAM_MEM): New unspec.
16784 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16785 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16786 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16788 2009-02-19 Richard Guenther <rguenther@suse.de>
16790 PR tree-optimization/39207
16791 PR tree-optimization/39074
16792 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16793 storedanything_tree): New.
16794 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16795 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16796 (build_succ_graph): Add edges from STOREDANYTHING to all
16798 (init_base_vars): Initialize STOREDANYTHING.
16799 (compute_points_to_sets): Free substitution info after
16800 building the succ graph.
16801 (ipa_pta_execute): Likewise.
16803 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16805 (do_ds_constraint): Do not add to special var or non-pointer
16807 (type_could_have_pointers): Split out from ...
16808 (could_have_pointers): ... here. For arrays use the element type.
16809 (create_variable_info_for): Initialize may_have_pointers.
16810 (new_var_info): Likewise.
16811 (handle_lhs_call): Make the HEAP variable unknown-sized.
16812 (intra_create_variable_infos): Use a type with pointers for
16813 PARM_NOALIAS, make it unknown-sized.
16815 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16818 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16820 2009-02-18 Jason Merrill <jason@redhat.com>
16823 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16824 value if DECL_EXTERNAL.
16825 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16826 * target.h (gcc_target::binds_local_p): Clarify "module".
16827 * tree.h (TREE_PUBLIC): Clarify "module".
16829 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16832 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16833 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16835 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16838 * c.opt (Wabi): Support C and ObjC.
16841 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16843 * config/i386/i386.c (classify_argument): Warn once about the ABI
16844 change when passing union with long double.
16846 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16848 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16851 * c-parser.c (c_parser_compound_statement): Always enter and leave
16854 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16857 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16859 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16861 PR tree-optimization/36922
16862 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16863 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16866 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16868 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16871 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16873 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16875 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16877 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16880 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16881 Richard Sandiford <rdsandiford@googlemail.com>
16883 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16884 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16885 (loongson_biadd): ...this.
16887 2009-02-17 Richard Guenther <rguenther@suse.de>
16889 PR tree-optimization/39202
16890 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16891 a var make sure to follow existing collapses.
16893 2009-02-17 Richard Guenther <rguenther@suse.de>
16895 PR middle-end/39214
16896 * langhooks.c (lhd_print_error_function): Check for NULL block.
16898 2009-02-17 Richard Guenther <rguenther@suse.de>
16900 PR tree-optimization/39204
16901 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16904 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16906 * config/soft-fp/double.h: Update from glibc CVS.
16908 2009-02-17 Richard Guenther <rguenther@suse.de>
16910 PR tree-optimization/39207
16911 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16912 strict-aliasing warnings for pointers pointing to NULL.
16914 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16917 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16918 skipping until next close brace.
16920 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16923 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16924 to function argument boundary.
16926 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16928 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16929 in the lea_add. Reload eventually constraints it properly.
16930 * config/picochip/constraints.md: Remove the target constraint
16931 "b", since it is not needed anymore.
16933 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16935 * gthr-dce.h: Uglify function parameter and local variable names.
16936 * gthr-gnat.h: Likewise.
16937 * gthr-mipssde.h: Likewise.
16938 * gthr-nks.h: Likewise.
16939 * gthr-posix95.h: Likewise.
16940 * gthr-posix.h: Likewise.
16941 * gthr-rtems.h: Likewise.
16942 * gthr-single.h: Likewise.
16943 * gthr-solaris.h: Likewise.
16944 * gthr-tpf.h: Likewise.
16945 * gthr-vxworks.h: Likewise.
16946 * gthr-win32.h: Likewise.
16948 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16951 * config/i386/i386.md: Restrict the new peephole2 to move
16952 between MMX/SSE registers.
16954 2009-02-15 Richard Guenther <rguenther@suse.de>
16957 2009-02-13 Richard Guenther <rguenther@suse.de>
16959 * configure.ac: Enable LFS.
16960 * configure: Re-generate.
16961 * config.in: Likewise.
16963 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16965 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16966 spu_srqwbyte, spu_srqwbytebc): Define.
16967 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16968 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16969 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16970 "shrqby_<mode>"): New insn-and-split patterns.
16971 * config/spu/spu.c (expand_builtin_args): Determine and return
16972 number of operands using spu_builtin_description data.
16973 (spu_expand_builtin_1): Use it.
16975 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16978 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16981 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16984 * config/i386/i386.c (override_options): Correct warning
16985 messages for -malign-loops, -malign-jumps and -malign-functions.
16987 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16990 * config/i386/i386.md: Restrict the new peephole2 to move
16991 between the general purpose registers.
16993 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16996 * config/i386/i386.c (type_natural_mode): Add a new argument.
16997 Return the original mode and warn ABI change if vector size is 32byte.
16998 (function_arg_advance): Updated.
16999 (function_arg): Likewise.
17000 (ix86_function_value): Likewise.
17001 (ix86_return_in_memory): Likewise.
17002 (ix86_sol10_return_in_memory): Likewise.
17003 (ix86_gimplify_va_arg): Likewise.
17004 (function_arg_32): Don't warn ABX ABI change here.
17005 (function_arg_64): Likewise.
17007 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17009 * loop-iv.c (implies_p): In the final case, test that operands 0
17010 of the two comparisons match.
17012 * config/bfin/bfin.c (find_prev_insn_start): New function.
17013 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17014 (find_next_insn_start): Move.
17016 2009-02-13 Richard Guenther <rguenther@suse.de>
17018 * configure.ac: Enable LFS.
17019 * configure: Re-generate.
17020 * config.in: Likewise.
17022 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17025 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17026 sizes on syntax error after some arguments have been parsed.
17028 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17030 * doc/invoke.texi (-fira): Remove.
17032 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17034 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17035 * recog.c: Likewise.
17038 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17040 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17041 (umul_ppmm): Likewise.
17042 (count_leading_zeros): Likewise.
17043 (count_trailing_zeros): Likewise.
17044 (UMUL_TIME): Likewise.
17046 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17048 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17049 soft-fp/t-softfp to tmake_file.
17051 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17052 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17053 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17054 IA64_BUILTIN_INFQ]: New.
17055 (ia64_init_builtins): Initialize __builtin_infq,
17056 __builtin_fabsq and __builtin_copysignq if not HPUX.
17057 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17058 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17060 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17062 (__fixtfti): Likewise.
17063 (__fixunstfti): Likewise.
17064 (__floattitf): Likewise.
17066 * config/ia64/libgcc-glibc.ver: New.
17067 * config/ia64/t-fprules-softfp: Likewise.
17068 * config/ia64/sfp-machine.h: Likewise.
17070 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17071 (LIBGCC2_TF_CEXT): Likewise.
17072 (TF_SIZE): Likewise.
17073 (TARGET_INIT_LIBFUNCS): Likewise.
17075 * config/ia64/t-glibc (SHLINB_MAPFILES):
17076 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17078 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17080 * config/i386/i386.c (construct_container): Rewrite processing
17081 BLKmode with X86_64_SSE_CLASS.
17083 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17086 * config/i386/i386.md: Replace simplify_replace_rtx with
17087 replace_rtx in the new peephole2.
17089 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17091 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17092 loop unrolling do not happen at -O2.
17094 2009-02-12 Michael Matz <matz@suse.de>
17096 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17098 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17100 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17103 2009-02-12 Ben Elliston <bje@au.ibm.com>
17105 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17106 patterns when updating the back chain. Missed in the 2009-02-10
17109 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17111 * doc/extend.texi (Decimal Floating Types): Update identifier of
17112 draft TR and list of missing support.
17114 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17116 PR middle-end/39154
17117 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17118 bit to variable length decl's flags, add it also to its
17119 pointer replacement variable.
17121 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17122 Jakub Jelinek <jakub@redhat.com>
17125 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17126 (memory_blockage): New expander.
17127 (*memory_blockage): New insn pattern.
17128 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17129 instead of general blockage at the end of function prologue when
17130 frame pointer is used to access red zone area. Do not emit blockage
17131 when profiling, it is emitted in generic code.
17132 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17133 function epilogue when frame pointer is used to access red zone area.
17135 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17138 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17139 by arithmetic with memory operands.
17140 * config/i386/predicates.md (commutative_operator): New.
17142 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17144 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17147 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17149 * alias.h (record_alias_subset): Declare.
17150 * alias.c (record_alias_subset): Make global.
17152 2009-02-10 Nick Clifton <nickc@redhat.com>
17154 * tree-parloops.c: Change license to GPLv3.
17155 * ipa-struct-reorg.c: Change license to GPLv3.
17156 * ipa-struct-reorg.h: Change license to GPLv3.
17158 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17161 * c-decl.c (start_struct): Return NULL on error.
17163 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17165 PR middle-end/39124
17166 * cfgloopmanip.c (remove_path): Call remove_bbs after
17167 cancel_loop_tree, not before it.
17170 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17171 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17172 VAR_DECLs were seen.
17173 * tree-ssa-live.c (remove_unused_locals): Recompute
17174 cfun->has_local_explicit_reg_vars.
17175 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17176 copies or clearings if cfun->has_local_explicit_reg_vars.
17178 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17181 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17182 of function prologue when frame pointer is used to access
17185 2009-02-10 Richard Guenther <rguenther@suse.de>
17187 PR middle-end/39127
17188 * gimplify.c (gimple_regimplify_operands): Always look if
17189 we need to create a temporary.
17191 2009-02-10 Richard Guenther <rguenther@suse.de>
17193 PR tree-optimization/39132
17194 * tree-loop-distribution.c (todo): New global var.
17195 (generate_memset_zero): Trigger TODO_rebuild_alias.
17196 (tree_loop_distribution): Return todo.
17198 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17201 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17202 (x86_64_reg_class_name): Removed.
17203 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17204 first one isn't X86_64_SSE_CLASS or any other ones aren't
17205 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17206 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17207 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17208 and 3 X86_64_SSEUP_CLASS.
17209 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17210 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17212 2009-02-10 Ben Elliston <bje@au.ibm.com>
17214 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17215 form instruction to update the stack back chain word, even if the
17216 user has disabled the generation of update instructions.
17217 (movdi_<mode>_update_stack): New.
17218 (movsi_update_stack): Likewise.
17219 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17220 always use an update form instruction to update the stack back
17223 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17225 PR middle-end/38953
17226 * graphite.c (if_region_set_false_region): After moving a region in
17227 the false branch of a condition, remove the empty dummy basic block.
17228 (gloog): Remove wrong fix for PR38953.
17230 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17232 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17233 generation due to implicit sign extension.
17235 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17237 PR middle-end/38981
17238 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17239 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17241 2009-02-09 Richard Guenther <rguenther@suse.de>
17243 PR middle-end/35202
17244 * convert.c (convert_to_real): Disable (float)fn((double)x)
17245 to fnf(x) conversion if errno differences may occur and
17246 -fmath-errno is set.
17248 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17250 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17251 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17252 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17254 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17257 * c-common.c (handle_alias_attribute): Disallow attribute for
17258 anything not a FUNCTION_DECL or VAR_DECL.
17260 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17263 * real.c (do_compare): Special-case compare of zero against
17264 decimal float value.
17266 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17269 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17270 as indicating flexible array members unless the field itself is
17271 being declarared as the incomplete array.
17273 2009-02-06 Jan Hubicka <jh@suse.cz>
17275 PR tree-optimization/38844
17276 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17277 is already inlined.
17279 2009-02-06 Richard Guenther <rguenther@suse.de>
17281 PR middle-end/38977
17282 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17283 fork because we may expand it as __gcov_fork.
17285 2009-02-06 Nick Clifton <nickc@redhat.com>
17287 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17289 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17291 PR tree-optimization/35659
17292 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17293 vn_phi_eq): Shortcut if hashcode does not match.
17294 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17296 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17297 and avoid iterative_hash_expr.
17298 (FOR_EACH_VALUE_ID_IN_SET): New.
17299 (value_id_compare): Remove.
17300 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17301 sort expressions by value id.
17303 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17306 * config/sh/predicates.md (general_movsrc_operand): Don't check
17307 the subreg of system registers here.
17309 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17312 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17313 on the copied decl.
17315 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17317 PR rtl-optimization/39110
17318 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17319 addresses, not aligned ones.
17321 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17322 Richard Guenther <rguenther@suse.de>
17324 PR tree-optimization/39100
17325 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17326 comment says and add edges.
17328 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17331 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17332 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17334 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17336 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17337 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17338 register_bb_in_sese, new_sese, free_sese): Moved.
17339 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17340 outermost_loop_in_scop, build_scop_iteration_domain,
17341 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17342 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17343 Use loop_in_sese_p instead of loop_in_scop_p.
17344 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17345 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17346 (scopdet_basic_block_info): Fix bug in scop detection.
17347 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17348 eq_loop_to_cloog_loop): Remove.
17349 (nb_loops_around_loop_in_scop, nb_loop
17350 ref_nb_loops): Moved here...
17351 * graphite.h (ref_nb_loops): ... from here.
17352 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17353 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17354 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17355 * testsuite/gcc.dg/graphite/scop-19.c: New
17357 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17358 Hans-Peter Nilsson <hp@axis.com>
17360 PR rtl-optimization/37889
17361 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17362 Move offset handling from PLUS to before the switch. Use new
17363 arguments when considering SYMBOL_REFs too.
17364 (rtx_addr_can_trap_p): Pass dummy offset and size.
17365 (enum may_trap_p_flags): Remove.
17366 (may_trap_p_1): Pass size from MEM_SIZE.
17368 PR rtl-optimization/38921
17369 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17370 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17371 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17372 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17374 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17376 AVX Programming Reference (January, 2009)
17377 * config/i386/sse.md (*vpclmulqdq): New.
17379 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17381 PR tree-optimization/38977
17382 PR gcov-profile/38292
17383 * calls.c (special_function_p): Disregard __builtin_ prefix.
17385 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17387 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17388 non-indexable addresses even before reload.
17390 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17393 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17394 as having variable size. Do not give an error for unnamed
17395 parameters with [*] declarators. Give a warning for type names
17396 with [*] declarators and mark them as variable size.
17397 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17398 for sizeof applied to [*] type names.
17400 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17403 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17405 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17407 * gcc.c (process_command): Update copyright notice dates.
17408 * gcov.c (print_version): Likewise.
17409 * gcov-dump.c (print_version): Likewise.
17410 * mips-tfile.c (main): Likewise.
17411 * mips-tdump.c (main): Likewise.
17413 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17416 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17417 for composite type involving a zero-length array type.
17419 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17422 * function.c (match_asm_constraints_1): Skip over
17423 initial optional % in the constraint.
17425 PR inline-asm/39059
17426 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17427 supported, don't accept FIXED_CSTs.
17428 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17429 and _Sat is used without _Fract/_Accum. Set specs->type to
17430 integer_type_node for cts_fract/cts_accum if fixed point is not
17433 2009-02-02 Catherine Moore <clm@codesourcery.com>
17435 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17437 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17439 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17440 (ABI_HAS_64BIT_SYMBOLS): Use it.
17441 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17443 2009-02-02 Paul Brook <paul@codesourcery.com>
17445 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17447 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17449 PR inline-asm/39058
17450 * recog.h (asm_operand_ok): Add constraints argument.
17451 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17452 recurse on matching constraint.
17453 (check_asm_operands): Pass constraints as 3rd argument to
17454 asm_operand_ok. Don't look up matching constraint here.
17455 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17458 2009-02-02 Ben Elliston <bje@au.ibm.com>
17460 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17461 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17463 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17465 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17466 information. Remove some obsolete information. Reorganize.
17468 * config/pa/fptr.c: Revert license to GPL 2.
17469 * config/pa/milli64.S: Likewise.
17471 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17474 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17475 LIBRARY name in, instead of hard-coding it.
17476 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17477 extra target make frag to tmake_files according to EH model.
17478 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17479 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17480 frags that define makefile variable EH_MODEL appropriately.
17481 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17482 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17483 to "-sjlj" according to type of EH configured.
17484 (LIBGCC_SONAME): Concatenate it to shared library base name.
17485 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17486 to "_sjlj" according to type of EH configured.
17487 (LIBGCC_SONAME): Concatenate it to shared library base name.
17488 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17489 (SHLIB_LINK): Add missing semicolon to if-else construct.
17490 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17491 string value of "pe_dll" command-line option.
17492 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17493 (SHLIB_SONAME): Use it when overriding t-cygming default.
17494 (SHLIB_IMPLIB): Override t-cygming default.
17495 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17496 string value of "pe_dll" command-line option.
17498 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17501 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17502 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17504 2009-01-31 Richard Guenther <rguenther@suse.de>
17506 PR tree-optimization/38937
17507 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17508 computing the transitive closure.
17510 2009-01-30 Richard Guenther <rguenther@suse.de>
17512 PR tree-optimization/39041
17513 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17514 Propagate variable indices only if the types match for this stmt.
17516 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17519 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17520 inline but never defined.
17522 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17524 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17525 (*insv_h_di_reg_extimm): New insn.
17526 (*insv_l<mode>_reg_extimm): New insn.
17528 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17530 * config/picochip/picochip.c (flag_conserve_stack): set
17531 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17532 fconserve-stack. Reduce call-overhead used by inliner.
17534 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17537 * common.opt (flag_conserve_stack): Initialised to zero.
17539 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17542 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17543 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17546 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17548 * ira-color.c (allocno_reload_assign): Update comments.
17549 * regmove.c (regmove_optimize): Likewise.
17553 2009-01-29 Robert Millan <rmh@aybabtu.com>
17555 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17556 * config/i386/kopensolaris-gnu.h: New file. Undefine
17557 `MD_UNWIND_SUPPORT'.
17558 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17560 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17562 PR tree-optimization/39007
17563 * tree-loop-distribution.c (generate_builtin): Use
17564 recompute_dominator to compute the immediate dominator of the
17565 basic block just after the loop.
17567 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17569 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17570 (ASM_OUTPUT_DWARF_PCREL): Define.
17572 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17574 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17575 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17576 global. Modify entries about regmove and IRA.
17578 * ra-conflict.c: Remove the file.
17580 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17582 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17583 (pass_regclass_init): Rename to pass_reginfo_init.
17585 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17587 * toplev.h (flag_ira): Remove.
17589 * caller-save.c (setup_save_areas): Remove flag_ira.
17591 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17593 * global.c: Remove the file.
17595 * opts.c (decode_options): Remove flag_ira.
17597 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17599 * regmove.c: Modify file description.
17600 (find_use_as_address, try_auto_increment): Define them only if
17601 AUTO_INC_DEC is defined.
17602 (replacement_quality, replace_in_call_usage, fixup_match_1,
17603 stable_and_no_regs_but_for_p): Remove.
17604 (reg_set_in_bb): Make it static.
17605 (regmove_optimize): Remove flag_ira and code which worked for
17608 * local-alloc.c: Remove the file.
17610 * common.opt (fira): Remove.
17612 * ira.c: Include except.h.
17613 (eliminable_regset): Move from global.c.
17614 (mark_elimination): Ditto. Remove flag_ira.
17615 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17616 equiv_mem_modified, validate_equiv_mem_from_store,
17617 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17618 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17619 no_equiv, recorded_label_ref): Move from local-alloc.c.
17620 (update_equiv_regs): Ditto. Make it static.
17621 (print_insn_chain, print_insn_chains): Move it from global.c.
17622 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17623 (build_insn_chain): Ditto. Make it static.
17624 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17625 Rename to init_live_subregs.
17626 (gate_ira): Remove flag_ira.
17628 * regclass.c: Rename reginfo.c. Change file description.
17629 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17630 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17631 (init_reg_sets_1): Remove code for evaluation of
17632 reg_class_superclasses and losing_caller_save_reg_set.
17633 (init_regs): Remove init_reg_autoinc.
17634 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17635 ok_for_base_p_nonstrict): Remove.
17636 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17637 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17638 corresponding entries.
17639 (dump_regclass, record_operand_costs, scan_one_insn,
17640 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17641 record_address_regs, auto_inc_dec_reg_p): Remove.
17642 (gt-regclass.h): Rename to gt-reginfo.h.
17644 * rtl.h (dump_global_regs, retry_global_alloc,
17645 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17647 * Makefile.in (RA_H): Remove.
17648 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17649 Rename regclass.o to reginfo.o.
17650 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17652 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17653 (GTFILES): Rename regclass.c to reginfo.c.
17655 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17656 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17658 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17659 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17661 (finish_spills): Ditto. Remove code for !flag_ira.
17663 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17665 PR middle-end/35854
17666 * doc/invoke.texi (rtl debug options): Complete rewrite.
17667 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17669 * mode-switching.c (pass_mode_switching): Rename pass from
17670 "mode-sw" to "mode_sw".
17671 * except.c (pass_convert_to_eh_ranges): Rename pass from
17672 "eh-ranges" to "eh_ranges".
17673 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17677 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17678 Alexander Monakov <amonakov@ispras.ru>
17680 PR middle-end/38857
17681 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17683 (move_exprs_to_boundary): Change return type and pass through
17684 should_move from move_op. Relax assert. Update usage ...
17685 (schedule_expr_on_boundary): ... here. Use should_move instead of
17687 (move_op_orig_expr_found): Indicate that insn was disconnected from
17689 (code_motion_process_successors): Do not call after_merge_succs
17690 callback if original expression was not found when traversing any of
17692 (code_motion_path_driver): Change return type. Update prototype.
17693 (move_op): Update comment. Add a new parameter (should_move). Update
17694 prototype. Set *should_move based on indication provided by
17695 move_op_orig_expr_found.
17697 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17699 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17700 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17701 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17702 * config/rs6000/rs6000.c (rs6000_override_options): Default
17703 avoid-indexed-addresses on for Power6, off for everything else.
17704 (avoiding_indexed_address_p): New function.
17705 (rs6000_legitimize_address): Use it.
17706 (rs6000_legitimate_address): Likewise.
17707 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17709 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17711 PR tree-optimization/38997
17712 * tree-loop-distribution.c (generate_memset_zero): Use
17713 POINTER_PLUS_EXPR for a pointer addition.
17715 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17717 * config/s390/s390.md (bswap<mode>2): New pattern added.
17719 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17721 * config/s390/s390.md (*tls_load_31): Added type attribute.
17723 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17725 * config/s390/s390.md: Fix a few comments.
17727 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17729 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17730 (*tm<mode>_full): Fixed z10prop attribute.
17731 (*tst<mode>_extimm): Fixed z10prop attribute.
17732 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17733 (*tstqiCCT_cconly): Fixed z10prop attribute.
17734 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17735 (*movsi_larl): Fixed z10prop attribute.
17736 (*movsi_zarch): Fixed z10prop attribute.
17737 (*movsi_eas): Fixed z10prop attribute.
17738 (*movhi): Fixed z10prop attribute.
17739 (*movqi): Fixed z10prop attribute.
17740 (*movstrictqi): Fixed z10prop attribute.
17741 (*mov<mode>): Fixed z10prop attribute.
17742 (*movcc): Fixed z10prop attribute.
17743 (*sethighpartdi_64): Fixed z10prop attribute.
17744 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17745 (*negdi2_sign_cc): Fixed z10prop attribute.
17746 (*negdi2_sign): Fixed z10prop attribute.
17747 (*absdi2_sign_cc): Fixed z10prop attribute.
17748 (*absdi2_sign): Fixed z10prop attribute.
17749 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17750 (*negabsdi2_sign): Fixed z10prop attribute.
17751 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17752 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17753 (doloop_si64): Fixed z10prop attribute.
17754 (doloop_si31): Fixed z10prop attribute.
17755 (doloop_long): Fixed z10prop attribute.
17756 (indirect_jump): Fixed z10prop attribute.
17757 (nop): Fixed z10prop attribute.
17758 (main_base_64): Fixed z10prop attribute.
17759 (reload_base_64): Fixed z10prop attribute.
17761 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17763 PR rtl-optimization/38740
17764 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17766 * config/mips/mips.c (mips_reorg): Likewise.
17768 2009-01-28 Richard Guenther <rguenther@suse.de>
17770 PR tree-optimization/38926
17771 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17772 with the correct value id to a value.
17773 (do_regular_insertion): Use the value number of edoubleprime
17774 for the value number of the expr.
17777 2008-08-21 Richard Guenther <rguenther@suse.de>
17779 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17780 a PHI ask VN if it is already available.
17781 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17782 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17784 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17786 PR middle-end/38934
17787 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17788 set to varying whenever max has TREE_OVERFLOW set, similarly
17789 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17791 2009-01-28 Richard Guenther <rguenther@suse.de>
17793 PR middle-end/38908
17794 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17795 uninitialized aggregate uses in call arguments.
17797 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17799 PR tree-optimization/38984
17800 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17801 the nothing_id variable if -fno-delete-null-pointer-checks.
17803 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17806 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17807 (set_got_offset_rex64): Ditto.
17809 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17812 * doc/extend.texi: Improve local variable with asm reg.
17814 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17816 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17817 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17818 was not supplied then set warn_packed_bitfield_compat to the
17819 default value of 1.
17820 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17823 2009-01-27 Richard Guenther <rguenther@suse.de>
17825 PR tree-optimization/38503
17826 * cfgexpand.c (expand_gimple_basic_block): Ignore
17827 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17828 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17829 variables that cannot have TBAA applied.
17830 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17833 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17835 PR middle-end/38969
17836 * calls.c (initialize_argument_information): Do not wrap complex
17837 arguments in SAVE_EXPR.
17839 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17841 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17842 (INSTALL_LIBGCC): Revert typo commit.
17844 2009-01-26 Richard Guenther <rguenther@suse.de>
17846 PR tree-optimization/38745
17847 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17848 from special handling.
17850 2009-01-26 Richard Guenther <rguenther@suse.de>
17852 PR tree-optimization/38745
17853 * tree-ssa.c (execute_update_addresses_taken): Do not include
17854 variables that cannot possibly be a register in not_reg_needs.
17855 Do not clear TREE_ADDRESSABLE on vars that may not become
17857 * tree-ssa.c (update_alias_info_1): Include those in the set
17858 of addressable vars.
17860 2009-01-26 Richard Guenther <rguenther@suse.de>
17862 PR middle-end/38851
17863 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17864 * tree-ssa-dse.c: Include langhooks.h
17865 (execute_simple_dse): Remove stores with zero size.
17867 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17870 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17873 2009-01-24 Julian Brown <julian@codesourcery.com>
17875 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17876 config/arm/linux-atomic.c.
17877 * config/arm/linux-atomic.c: New.
17879 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17881 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17882 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17883 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17885 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17888 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17891 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17893 PR tree-optimization/38953
17894 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17895 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17896 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17897 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17900 2009-01-24 Paul Brook <paul@codesourcery.com>
17902 * config/arm/neon.md (neon_type): Move to arm.md.
17903 (neon_mov<VSTRUCT>): Add neon_type attribute.
17904 * config/arm/arm.md (neon_type): Move to here.
17905 (conds): Add "unconditioal" and use as default for NEON insns.
17907 2009-01-24 Ben Elliston <bje@au.ibm.com>
17909 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17910 void *' warning from -Wc++-compat.
17911 * Makefile.in (dominance.o-warn): Remove.
17913 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17915 PR tree-optimization/38932
17916 * fold-const.c (fold_unary_ignore_overflow): New.
17917 * tree.h (fold_unary_ignore_overflow): Declare.
17918 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17919 * tree-ssa-sccvn.c (visit_reference_op_load,
17920 simplify_unary_expression): Likewise.
17922 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17924 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17925 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17926 regardless of their type.
17927 * c-common.c (handle_packed_attribute): Don't ignore packed on
17929 * c.opt (Wpacked-bitfield-compat): New warning option.
17930 * stor-layout.c (place_field): Warn if offset of a field changed.
17931 * doc/extend.texi (packed): Mention the ABI change.
17932 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17933 (Warning Options): Add it to the list.
17935 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17937 * c-opts.c (c_common_post_options): Fix a typo in comments.
17939 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17941 PR middle-end/38615
17942 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17943 variables to static.
17944 * doc/invoke.texi (-fmerge-all-constants): Update description.
17946 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17949 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17950 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17952 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17954 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17956 (LOCAL_ALIGNMENT): Similarly.
17958 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17959 Joseph Myers <joseph@codesourcery.com>
17961 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17962 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17963 * config/arm/arm-tune.md: Regenerate.
17964 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17967 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17969 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17970 version number to five.
17972 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17975 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17976 * c-common.c (set_underlying_type): Likewise.
17977 (is_typedef_decl ): Likewise
17979 (set_underlying_type): Likewise.
17980 (is_typedef_type): Likewise.
17982 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17984 PR middle-end/38587
17985 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17988 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17991 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17992 (LIBGCC_SPEC): Don't define.
17993 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17995 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17997 PR rtl-optimization/38879
17998 * alias.c (base_alias_check): Unaligned access via AND address can
17999 alias all surrounding object types except those with sizes equal
18000 or wider than the size of unaligned access.
18002 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18005 * c-decl.c (clone_underlying_type): Move this ...
18006 * c-common.c (set_underlying_type): ... here.
18007 Also, make sure the function properly sets TYPE_STUB_DECL() on
18008 the newly created typedef variant type.
18009 (is_typedef_decl ): New entry point.
18010 * tree.h: Added a new member member_types_needing_access_check to
18011 struct tree_decl_non_common.
18012 (set_underlying_type): New entry point.
18013 (is_typedef_type): Likewise.
18015 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18017 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18018 Check whether two instructions have memory references that
18019 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18020 are helper functions for traversing.
18021 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18022 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18023 not to draw dependency edge for instructions with non-conflicting
18026 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18029 * longlong.h: Update copyright years. Use soft-fp license notice.
18030 Sync __clz_tab declaration with glibc.
18032 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18035 * doc/extend.texi (syscall_linkage): New.
18036 (version_id): Modify.
18038 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18039 Richard Guenther <rguenther@suse.de>
18041 PR tree-optimization/38747
18042 PR tree-optimization/38748
18043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18044 conversion if the base address is an indirect reference and the
18045 aliasing sets could cause issues.
18047 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18049 * common.opt (fgraphite, fgraphite-identity): Add comment for
18050 explaining why these options are not documented.
18052 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18054 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18055 gimple_call_lhs is NULL.
18057 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18060 * emit-rtl.c (adjust_address_1): Make sure memref is never
18063 2009-01-20 Ben Elliston <bje@au.ibm.com>
18065 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18066 const qualifier from arg parameter. Remove unnecessary cast to char *.
18067 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18068 const qualifier from arg 2.
18070 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18072 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18074 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18077 * rtl.h (reinit_regs): New prototype.
18078 * regclass.c: Include ira.h.
18079 (reinit_regs): New.
18080 * Makefile.in (regclass.o): Add ira.h.
18081 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18083 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18086 * c-common.c (handle_aligned_attribute): Use
18087 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18088 default alignment value.
18090 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18092 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18093 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18095 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18096 __BIGGEST_ALIGNMENT__.
18098 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18100 2009-01-18 Richard Guenther <rguenther@suse.de>
18102 PR tree-optimization/38819
18103 * tree-flow.h (operation_could_trap_helper_p): Declare.
18104 * tree-eh.c (operation_could_trap_helper_p): Export.
18105 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18106 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18107 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18108 are about to insert a possibly trapping instruction and fail
18111 2009-01-18 Andreas Schwab <schwab@suse.de>
18113 * doc/install.texi (Configuration): Remove obsolete paragraph
18114 about use of --with-gnu-ld with --with-gnu-as.
18116 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18118 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18119 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18120 Follow spelling conventions.
18122 2009-01-18 Ben Elliston <bje@au.ibm.com>
18124 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18125 C++ warning about implicit conversion from void * to struct
18127 (bitmap_obstack_free): Likewise for bitmap_element *.
18128 * Makefile.in (bitmap.o-warn): Remove.
18130 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18132 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18134 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18135 Tobias Grosser <tobi.grosser@amd.com>
18137 * graphite.c (graphite_trans_scop_block): Do not block single
18140 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18142 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18143 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18144 test with assertion.
18146 2009-01-16 Richard Guenther <rguenther@suse.de>
18148 PR tree-optimization/38835
18149 PR middle-end/36227
18150 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18151 and INT + PTR -> (INT)(PTR p+ INT) folding.
18152 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18154 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18157 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18158 the subreg from a lowpart subreg if it is also casting the value.
18160 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18161 Tobias Grosser <tobi.grosser@amd.com>
18163 * graphite.c (compare_prefix_loops): New.
18164 (build_scop_canonical_schedules): Rewritten.
18165 (graphite_transform_loops): Move build_scop_canonical_schedules
18166 after build_scop_iteration_domain.
18168 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18169 Tobias Grosser <tobi.grosser@amd.com>
18171 * graphite.c (add_conditions_to_domain): Add the loops to
18172 the dimension of the iteration domain. Do copy the domain
18173 only when it exists.
18174 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18175 (add_conditions_to_constraints): New.
18176 (can_generate_code_stmt, can_generate_code): Removed.
18177 (gloog): Do not call can_generate_code.
18178 (graphite_transform_loops): Call add_conditions_to_constraints
18179 after building the iteration domain.
18181 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18183 PR tree-optimization/38789
18184 * tree-ssa-threadedge.c
18185 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18186 __builtin_constant_p.
18188 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18190 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18191 examined before deleting them.
18193 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18195 * function.c (aggregate_value_p): Correctly extract the function
18196 type from CALL_EXPR_FN lookup.
18198 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18200 * config/picochip/picochip.c (picochip_override_options): Revert
18201 CFI asm flag disable commited previously.
18203 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18204 Tobias Grosser <tobi.grosser@amd.com>
18205 Jan Sjodin <jan.sjodin@amd.com>
18207 * graphite.c (scan_tree_for_params): On substractions negate
18208 all the coefficients of the term.
18209 (clast_to_gcc_expression_red): New. Handle reduction expressions
18210 of more than two operands.
18211 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18212 (get_vdef_before_scop): Handle also the case of default definitions.
18214 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18216 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18217 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18218 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18220 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18221 Joey Ye <joey.ye@intel.com>
18223 PR middle-end/37843
18224 * cfgexpand.c (expand_stack_alignment): Don't update stack
18225 boundary nor check incoming stack boundary here.
18226 (gimple_expand_cfg): Update stack boundary and check incoming
18227 stack boundary here.
18229 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18231 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18233 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18235 PR rtl-optimization/38245
18236 * calls.c (expand_call): Add stack arguments to
18237 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18238 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18239 in regs and partially in memory or BLKmode arguments.
18240 (emit_library_call_value_1): Add stack arguments to
18241 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18242 ACCUMULATE_OUTGOING_ARGS).
18243 * dce.c: Include tm_p.h.
18244 (find_call_stack_args): New function.
18245 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18247 (mark_insn): Call find_call_stack_args for CALL_Ps.
18248 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18249 forwards. Allocate and free arg_stores bitmap if needed, pass it
18250 down to deletable_insn_p, don't mark stores set in arg_stores
18251 bitmap, clear the bitmap at the beginning of each bb.
18252 * Makefile.in (dce.o): Depend on $(TM_P_H).
18254 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18257 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18258 to make sure the insn is a conditional test (bug 22599). Reformat a
18261 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18263 PR middle-end/38431
18264 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18265 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18266 (gloog): Do not call cleanup_tree_cfg.
18267 (graphite_transform_loops): Call cleanup_tree_cfg after all
18268 scops have been code generated.
18270 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18271 * doc/gty.texi (Invoking the garbage collector): Added new node
18272 and section documenting ggc_collect.
18274 2009-01-14 Richard Guenther <rguenther@suse.de>
18276 PR tree-optimization/38826
18277 PR middle-end/38477
18278 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18279 initialization notes only if we actually emitted a warning.
18280 (intra_create_variable_infos): Add constraints for a result decl
18281 that is passed by hidden reference.
18282 (build_pred_graph): Mark all related variables non-direct on
18285 2009-01-14 Nick Clifton <nickc@redhat.com>
18287 * ira-conflicts.c: Include addresses.h for the definition of
18289 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18290 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18292 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18295 * Makefile.in (ira-lives.o): Add except.h.
18297 * ira-lives.c: Include except.h.
18298 (process_bb_node_lives): Process can_throw_internal.
18300 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18302 PR rtl-optimization/38774
18303 * combine.c (simplify_set): When undoing cc_use change, don't do
18304 PUT_CODE on the newly created comparison, but instead put back the
18307 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18309 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18310 values. Remove duplicate arm8 entry.
18312 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18314 PR tree-optimization/38786
18315 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18316 the SSA_NAME case of expand_scalar_variables_expr.
18317 Set the type of an expression to the type of its assign statement.
18318 (expand_scalar_variables_expr): Also gather the scalar computation
18319 used to index the memory access. Do not pass loop_p.
18320 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18321 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18322 the gimple_stmt_iterator where it inserts new code.
18323 Do not pass loop_p.
18324 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18325 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18327 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18329 * graphite.h (debug_value): Removed.
18330 * graphite.c (debug_value): Removed.
18332 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18334 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18335 ldrd/strd with two 32-bit instructions.
18337 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18339 * config/arm/arm.c (struct processors): Pass for speed down into
18340 cost helper functions.
18341 (const_ok_for_op): Handle COMPARE and inequality nodes.
18342 (arm_rtx_costs_1): Rewrite.
18343 (arm_size_rtx_costs): Update prototype.
18344 (arm_rtx_costs): Pass speed down to helper functions.
18345 (arm_slowmul_rtx_costs): Rework cost calculations.
18346 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18347 (arm_9e_rtx_costs): Likewise.
18349 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18351 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18352 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18353 (alpha_legitimize_address): Do not split local symbols wider than
18354 UNITS_PER_WORD into HIGH/LO_SUM parts.
18356 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18359 * gcc.c (process_command): Replace call to execvp with calls
18360 to pex_one and exit.
18362 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18365 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18366 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18367 variant for devices with 3-byte PC.
18368 (__tablejump_elpm__): New.
18370 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18373 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18374 offsetof member-designator, handle it as `[0].'.
18376 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18378 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18379 function when not using named sections on targets with named sections
18380 if branch distance is less than 262132.
18382 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18384 * combine.c (combine_instructions): Recompute
18385 optimize_this_for_speed_p for each BB in the main combine loop.
18387 2009-01-12 Tomas Bily <tbily@suse.cz>
18390 * tree-loop-distribution.c (prop_phis): New function.
18391 (generate_builtin): Call prop_phis.
18392 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18394 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18396 PR tree-optimization/38807
18397 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18398 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18400 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18402 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18403 subreg of op0 to the original op0.
18405 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18407 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18409 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18412 * mips-tfile.c (parse_def): Fix parsing of def strings
18413 starting with digits.
18415 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18418 * config/arm/arm.c (arm_is_long_call_p): Don't call
18419 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18421 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18423 * regrename.c (regrename_optimize): Fix dumping.
18424 (find_oldest_value_reg): Preserve REG_POINTER.
18425 (copy_hardreg_forward_1): Likewise.
18427 2009-01-09 Diego Novillo <dnovillo@google.com>
18429 * gimple.h (struct gimple_statement_base) <uid>: Document
18430 the restrictions on its use.
18431 (gimple_uid): Tidy.
18432 (gimple_set_uid): Tidy.
18434 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18436 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18437 zero guard even if align_bytes != 0 and count is smaller than
18440 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18442 PR rtl-optimization/38495
18443 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18444 (add_range_and_copies_from_move_list): Print all added ranges.
18445 Add ranges to memory optimized destination.
18447 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18451 * config/i386/i386.c (override_options): Reject
18452 -mstringop-strategy=rep_8byte with -m32.
18453 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18454 to 1. Do count comparison against epilogue_size_needed at compile
18455 time even when count_exp was constant forced into register. For
18456 size_needed don't jump to epilogue, instead just avoid aligning
18457 and invoke the body algorithm. If need_zero_guard, add zero guard
18458 even if count is non-zero, but smaller than size_needed + number of
18459 bytes that could be stored for alignment.
18460 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18461 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18462 but smaller than size_needed + number of bytes that could be stored
18463 for alignment. Compare size_needed with epilogue_size_needed instead
18464 of desired_align - align, don't adjust size_needed, pass
18465 epilogue_size_needed to the epilogue expanders.
18468 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18470 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18472 * pa.c (last_address): Change to unsigned.
18473 (update_total_code_bytes): Change argument to unsigned. Don't
18474 check if insn addresses are set.
18475 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18476 addresses are not set.
18477 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18479 2009-01-09 Nick Clifton <nickc@redhat.com>
18481 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18482 DECL_DECLARED_INLINE_P.
18484 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18486 PR middle-end/38347
18487 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18488 GET_MODE (op0) in operand_subword_force calls.
18490 PR middle-end/38771
18491 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18492 fold_convert arg0 operands to TREE_TYPE (op0) first.
18494 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18496 * params.def (ira-max-conflict-table-size): Decrease default value
18499 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18501 PR tree-optimization/37031
18502 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18504 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18505 allocate it using gc instead of heap, use VEC_quick_push instead of
18507 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18508 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18509 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18510 allocated vector from heap allocated.
18511 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18512 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18513 vector only after perfect_loop_nest_depth call.
18515 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18516 Jan Sjodin <jan.sjodin@amd.com>
18518 PR tree-optimization/38559
18519 * graphite.c (debug_value, copy_constraint,
18520 swap_constraint_variables, scale_constraint_variable, ): New.
18521 (get_lower_bound, get_upper_bound): Removed.
18522 (graphite_trans_bb_strip_mine): Clean up this code that works
18523 only for constant number of iterations. Fully copy upper and
18524 lower bound constraints, not only the constant part of them.
18525 * graphite.h (debug_value): Declared.
18527 2009-01-08 Ira Rosen <irar@il.ibm.com>
18529 PR tree-optimization/37194
18530 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18531 Don't add the cost of cost model guard in prologue to scalar
18532 outside cost in case of known number of iterations.
18534 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18535 Alan Modra <amodra@bigpond.net.au>
18537 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18538 non-word-aligned REG+CONST addressing.
18540 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18543 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18544 free_after_compilation when outputting a thunk.
18545 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18546 Do not call free_after_compilation here.
18548 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18550 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18551 (ix86_valid_target_attribute_inner_p): Ditto.
18553 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18555 PR tree-optimization/38492
18556 PR tree-optimization/38498
18557 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18558 * tree-chrec.h (scev_is_linear_expression): Declared.
18559 * graphite.c (graphite_cannot_represent_loop_niter): New.
18560 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18561 (graphite_loop_normal_form): Use gcc_assert.
18562 (scan_tree_for_params): Use CASE_CONVERT.
18563 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18564 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18565 Use gcc_assert. Discard scops that contain unhandled cases.
18566 (build_scop_conditions): Return a boolean status for unhandled cases.
18567 (strip_mine_profitable_p): Print the loop number, not its depth.
18568 (is_interchange_valid): Pass the depth of the loop nest, don't
18569 recompute it wrongly.
18570 (graphite_trans_bb_block): Same.
18571 (graphite_trans_bb_block): Print tentative of loop blocking.
18572 (graphite_trans_scop_block): Do not print that the loop has been
18574 (graphite_transform_loops): Do not handle scops that contain condition
18577 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18579 AVX Programming Reference (December, 2008)
18580 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18581 (_mm256_stream_pd): Likewise.
18582 (_mm256_stream_ps): Likewise.
18584 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18585 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18586 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18587 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18588 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18589 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18590 (ix86_expand_special_args_builtin): Likewise.
18592 * config/i386/sse.md (AVXMODEDI): New.
18593 (avx_movnt<mode>): Likewise.
18594 (avx_movnt<mode>): Likewise.
18595 (<sse>_movnt<mode>): Remove AVX support.
18596 (sse2_movntv2di): Likewise.
18598 2009-01-07 Richard Guenther <rguenther@suse.de>
18600 PR middle-end/38751
18601 * fold-const.c (extract_muldiv): Remove obsolete comment.
18602 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18603 to PLUS_EXPR canonicalization for the canonicalization.
18605 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18607 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18608 hosted cross-compilers generating less efficient code.
18610 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18612 * function.h (rtl_data): Add a dbr_scheduled_p field.
18613 * reorg.c (dbr_schedule): Set it.
18614 (gate_handle_delay_slots): Check it.
18615 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18616 (mips_reorg): Check flag_delayed_branch instead of
18617 mips_base_delayed_branch.
18618 (mips_override_options): Don't set mips_base_delayed_branch
18619 or flag_delayed_branch.
18621 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18623 PR rtl-optimization/38426.
18624 * ira.c (ira): Set current_function_is_leaf earlier.
18626 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18628 PR rtl-optimization/38722
18629 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18630 too early, only set a flag and modify after last possible
18633 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18636 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18637 * real.c (decimal_single_format): Correct values of emin and emax.
18638 (decimal_double_format): Ditto.
18639 (decimal_quad_format): Ditto.
18640 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18641 computation of DECnn_MIN and DECnn_MAX for corrected values of
18642 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18643 __DECnn_MIN__, and adjust its computation for the corrected value
18646 2009-01-06 Jan Hubicka <jh@suse.cz>
18649 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18651 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18653 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18654 Add Robert Clark to the list of testers.
18656 2009-01-06 Jan Hubicka <jh@suse.cz>
18657 Kai Tietz <kai.tietz@onevision.com>
18659 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18660 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18662 2009-01-06 Jan Hubicka <jh@suse.cz>
18663 Kai Tietz <kai.tietz@onevision.com>
18665 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18667 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18668 (ix86_nsaved_regs): Count only general purpose regs.
18669 (ix86_nsaved_sseregs): New.
18670 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18671 to 16 for w64; compute padding and size of sse reg save area.
18672 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18673 general purpose regs.
18674 (ix86_emit_save_sse_regs_using_mov): New.
18675 (ix86_expand_prologue): Save SSE regs if needed.
18676 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18677 (ix86_emit_restore_sse_regs_using_mov): New.
18678 (ix86_expand_epilogue): Save SSE regs if needed.
18680 2009-01-06 Jan Hubicka <jh@suse.cz>
18681 Kai Tietz <kai.tietz@onevision.com>
18683 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18684 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18685 functions when accumulate outgoing args is off.
18687 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18690 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18691 before using pseudos_have_intersected_live_ranges_p.
18693 * ira-int.h (ira_assert): Always define.
18695 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18697 AVX Programming Reference (December, 2008)
18698 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18699 (_mm256_permute2_pd): Likewise.
18700 (_mm_permute2_ps): Likewise.
18701 (_mm256_permute2_ps): Likewise.
18702 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18703 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18705 * config/i386/i386.c (ix86_builtins): Remove
18706 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18707 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18708 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18709 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18710 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18711 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18712 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18713 __builtin_ia32_vpermil2ps256.
18714 (ix86_init_mmx_sse_builtins): Updated.
18715 (ix86_expand_args_builtin): Likewise.
18717 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18719 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18720 long absolute calls when generating PA 2.0 code.
18722 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18724 PR rtl-optimization/38583
18725 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18727 * params.def (ira-max-conflict-table-size): New.
18729 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18731 * ira.h (ira_conflicts_p): New external definition.
18733 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18734 table. Report this. Return result of building.
18735 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18736 building conflict table.
18738 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18739 (ira_color): Use ira_conflicts_p.
18741 * global.c: Include ira.h.
18742 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18745 * Makefile.in (global.o): Add ira.h.
18747 * ira-build.c (mark_all_loops_for_removal,
18748 propagate_some_info_from_allocno): New.
18749 (remove_unnecessary_allocnos): Call
18750 propagate_some_info_from_allocno.
18751 (remove_low_level_allocnos): New.
18752 (remove_unnecessary_regions): Add parameter. Call
18753 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18754 parameter to remove_unnecessary_regions.
18755 (ira_build): Remove all regions but root if the conflict table was
18756 not built. Update conflict hard regs for allocnos crossing calls.
18758 * ira.c (ira_conflicts_p): New global.
18759 (ira): Define and use ira_conflicts_p.
18761 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18762 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18763 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18765 2009-01-06 Ben Elliston <bje@au.ibm.com>
18767 * gengtype-lex.l (YY_NO_INPUT): Define.
18769 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18772 * c-common.c (handle_vector_size_attribute): Also reject
18773 BOOLEAN_TYPE types.
18775 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18777 PR tree-optimization/38492
18778 * graphite.c (rename_map_elt, debug_rename_elt,
18779 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18780 rename_map_elt_info, eq_rename_map_elts,
18781 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18782 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18783 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18784 (sese_build_livein_liveouts): New.
18785 (new_sese, free_sese): New.
18786 (new_scop): Call new_sese.
18787 (free_scop): Call free_sese.
18788 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18789 (register_old_new_names): Renamed register_old_and_new_names.
18790 (register_scop_liveout_renames, add_loop_exit_phis,
18791 insert_loop_close_phis, struct igp,
18792 default_liveout_before_guard, add_guard_exit_phis,
18793 insert_guard_phis, copy_renames): New.
18794 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18795 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18796 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18797 (scop_adjust_phis_for_liveouts): New.
18798 (gloog): Call scop_adjust_phis_for_liveouts.
18800 * graphite.h (struct sese): Documented. Added fields liveout,
18801 num_ver and livein.
18802 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18803 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18804 (struct scop): Added field liveout_renames.
18805 (SCOP_LIVEOUT_RENAMES): New.
18807 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18809 PR tree-optimization/38510
18810 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18811 (translate_clast): Call recompute_all_dominators before
18813 (gloog): Call recompute_all_dominators before graphite_verify.
18815 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18816 Jan Sjodin <jan.sjodin@amd.com>
18818 PR tree-optimization/38500
18819 * graphite.c (create_sese_edges): Call fix_loop_structure after
18822 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18824 * config.gcc: Add m32r*-*-rtems*.
18825 * config/m32r/rtems.h: New file.
18827 2009-01-05 Ben Elliston <bje@au.ibm.com>
18829 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18830 (.po.pox): Likewise.
18831 (po/gcc.pot): Likewise.
18833 2009-01-04 David S. Miller <davem@davemloft.net>
18835 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18836 (STARTING_FRAME_OFFSET): Always set to zero.
18838 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18840 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18841 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18842 fixed-point types, and vectors of the same.
18844 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18846 * config/mips/sync.md (*mb_barrier): Rename to...
18847 (*memory_barrier): ...this.
18849 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18851 * doc/extend.texi (Function Attributes): Move @cindex after @item
18852 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18853 and put in alphabetical order. Fix 'target' name and put in order.
18854 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18857 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18859 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18860 (memory_barrier): Expand as unspec instead of unspec_volatile.
18861 Remove mem:BLK from insn operands. Use Pmode scratch register.
18862 (*memory_barrier): Define as unspec instead of unspec_volatile.
18863 Use (match_dup 0) as input operand.
18865 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18866 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18867 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18868 scratch register. Remove operand 1.
18869 (*stbar): Define as unspec instead of unspec_volatile.
18870 Use (match_dup 0) as input operand, remove (const_int 8).
18871 (*membar): Define as unspec instead of unspec_volatile.
18872 Use (match_dup 0) as input operand, remove input operand 2.
18874 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18875 (memory_barrier): Expand as unspec instead of unspec_volatile.
18876 Remove mem:BLK from insn operands. Use Pmode scratch register.
18877 (*memory_barrier): Define as unspec instead of unspec_volatile.
18878 Use (match_dup 0) as input operand.
18880 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18881 Remove mem:BLK from insn operands. Use Pmode scratch register.
18882 Set volatile flag on operand 0.
18883 (*memory_barrier): New insn pattern.
18885 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18887 (*memory_barrier): Use (match_dup 0) as input operand.
18889 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18890 Remove mem:BLK from insn operands. Use Pmode scratch register.
18891 Set volatile flag on operand 0.
18892 (*mb_internal): New insn pattern.
18894 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18896 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18898 PR middle-end/38586
18899 * function.c (struct temp_slot): Move to the section of the file
18900 that deals with temp slots. Remove field 'address'.
18901 (temp_slot_address_table): New hash table of address -> temp slot.
18902 (struct temp_slot_address_entry): New struct, items for the table.
18903 (temp_slot_address_compute_hash, temp_slot_address_hash,
18904 temp_slot_address_eq, insert_temp_slot_address): Support functions
18906 (find_temp_slot_from_address): Rewrite to use the new hash table.
18907 (remove_unused_temp_slot_addresses): Remove addresses of temp
18908 slots that have been made available.
18909 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18910 worker function for remove_unused_temp_slot_addresses.
18911 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18912 Add the temp slot address to the address -> temp slot map.
18913 (update_temp_slot_address): Update via insert_temp_slot_address.
18914 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18915 (pop_temp_slots): Likewise.
18916 (init_temp_slots): Allocate the address -> temp slot map, or empty
18917 the map if it is already allocated.
18918 (prepare_function_start): Initialize temp slot processing.
18920 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18922 PR middle-end/38584
18923 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18924 Calculate the size of all stack vars assuming no packing of stack
18925 vars will happen, replacing a quadratic algorithm with a linear one.
18927 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18930 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18933 2009-01-03 Diego Novillo <dnovillo@google.com>
18935 * doc/contrib.texi: Update contributions.
18937 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18940 * builtins.c (fold_builtin_memory_op): Give up if either operand
18941 is volatile. Set srctype or desttype to non-qualified version
18945 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18946 and FUNCTION_DECLs.
18948 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18950 PR rtl-optimization/35805
18951 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18952 problem if fast dce is able to remove any instructions.
18953 * dce.c (dce_process_block): Fix dump message.
18955 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18958 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18960 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18962 PR middle-end/38690
18963 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18964 * tree-pretty-print.c (op_code_prio): New function.
18965 (op_prio): No longer static. Use op_code_prio.
18966 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18967 Use op_prio and op_code_prio to determine if () should be
18968 printed around operand(s) or not.
18970 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18971 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18972 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18973 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18974 pp_character instead of pp_string for single letter printing.
18976 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18978 * doc/extend.texi: Fix '#pragma GCC option' typo.
18980 2009-01-02 Richard Guenther <rguenther@suse.de>
18982 * doc/install.texi (--enable-checking): Mention different
18983 default for stage1.
18984 (--enable-stage1-checking): Document.
18986 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18988 PR middle-end/30142
18989 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18990 case to be an error.
18992 2009-01-02 Ben Elliston <bje@au.ibm.com>
18994 * config/fp-bit.h (pack_d): Constify argument.
18995 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18996 (isnan): Constify argument.
18998 (iszero): Likewise.
18999 (pack_d): Likewise.
19000 (_fpadd_parts): Constify return type.
19001 (_fpmul_parts): Likewise.
19002 (_fpdiv_parts): Likewise.
19004 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19007 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19008 warn about overwriting initializer with side-effects or
19009 -Woverride-init if !IMPLICIT.
19010 (output_init_element): Likewise. Pass IMPLICIT down to
19012 (process_init_element): Add IMPLICIT argument. Pass it down
19013 to output_init_element.
19014 (push_init_element, pop_init_level, set_designator): Adjust
19015 process_init_element callers.
19016 (set_nonincremental_init, set_nonincremental_init_from_string):
19017 Adjust add_pending_init callers.
19018 (output_pending_init_elements): Adjust output_init_element callers.
19019 * c-tree.h (process_init_element): Adjust prototype.
19020 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19021 process_init_element callers.
19024 Copyright (C) 2009 Free Software Foundation, Inc.
19026 Copying and distribution of this file, with or without modification,
19027 are permitted in any medium without royalty provided the copyright
19028 notice and this notice are preserved.