1 2009-07-21 DJ Delorie <dj@redhat.com>
3 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6 2009-07-21 Jason Merrill <jason@redhat.com>
8 * c-common.c (max_tinst_depth): Increase default to 1024.
10 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13 (vec_unpacku_float_lo_v4si): Ditto.
15 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
19 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
20 (builtin_description): Add __builtin_ia32_cvtudq2ps.
21 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
23 2009-07-21 Jakub Jelinek <jakub@redhat.com>
25 PR tree-optimization/40813
26 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
29 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
31 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
32 with a NOP_EXPR if needed.
34 2009-07-21 Paul Brook <paul@codesourcery.com>
36 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
37 Terminate debug dump with newline.
39 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
41 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
42 Cast "1" to unsigned HOST_WIDE_INT.
43 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
44 deposit length to the maximum length - lsb. Extend length if
45 HOST_BITS_PER_WIDE_INT is 32.
47 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
49 * cgraph.h (constant_pool_htab): New function.
50 (constant_descriptor_tree): Move from varasm.c.
51 * varasm.c (constant_pool_htab): New function.
52 (constant_descriptor_tree): Move to cgraph.h.
54 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
56 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
58 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
60 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
63 2009-07-20 Xinliang David Li <davidxl@google.com>
65 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
67 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
69 * config/mips/mips.md (move_type): Add arith.
71 (zero_extendsidi2): Rename this into ...
72 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
73 (zero_extendsidi2): New expander.
74 (*zero_extendsidi2_dext): New pattern.
76 2009-07-20 Nick Clifton <nickc@redhat.com>
78 * config.gcc (mips64-*-*): Add definition of tm_defines in order
79 to set MIPS_ABI_DEFAULT.
80 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
82 2009-07-20 Jakub Jelinek <jakub@redhat.com>
84 * tree-object-size.c (addr_object_size): Handle unions with
85 array in it as last field of structs in __bos (, 1) as __bos (, 0).
87 PR tree-optimization/40792
88 * tree.c (build_function_type_skip_args): Remove bogus assert.
90 2009-07-20 Jan Hubicka <jh@suse.cz>
91 Martin Jambor <mjambor@suse.cz>
93 * cgraph.h (combined_args_to_skip): New field.
94 * cgraph.c (cgraph_create_virtual_clone): Properly handle
95 combined_args_to_skip and args_to_skip.
96 * tree-inline.c (update_clone_info): New function.
97 (tree_function_versioning): Call update_clone_info.
98 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
99 (cgraph_materialize_all_clones): More extensive dumping, working
100 with combined_args_to_skip rather than args_to_skip.
102 2009-07-20 Ira Rosen <irar@il.ibm.com>
104 * tree-vectorizer.h (vectorizable_condition): Add parameters.
105 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
106 (get_initial_def_for_reduction): Likewise.
107 (vectorizable_reduction): Skip the check of first operand in case
108 of COND_EXPR. Add check that it is outer loop vectorization if
109 nested cycle was detected. Call vectorizable_condition() for
110 COND_EXPR. If reduction epilogue cannot be created do not fail for
111 nested cycles (if it is not double reduction). Assert that there
112 is only one type in the loop in case of COND_EXPR. Call
113 vectorizable_condition() to vectorize COND_EXPR.
114 * tree-vect-stmts.c (vectorizable_condition): Update comment.
115 Add parameters. Allow nested cycles if called from
116 vectorizable_reduction(). Use reduction vector variable if provided.
117 (vect_analyze_stmt): Call vectorizable_reduction() before
118 vectorizable_condition().
119 (vect_transform_stmt): Update call to vectorizable_condition().
121 2009-07-20 Christian Bruel <christian.bruel@st.com>
123 * config/sh/sh.opt (-mfmovd): Resurrect and document.
124 * doc/invoke.texi (-mfmovd): Likewise.
125 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
127 2009-07-20 Jan Hubicka <jh@suse.cz>
129 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
130 when handling SSA name.
132 2009-07-19 Jan Hubicka <jh@suse.cz>
134 PR tree-optimization/40676
135 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
136 virtual PHIs in empty BBs.
138 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
140 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
141 re-expanded the compound use gen_lowpart instead to convert to the
144 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
146 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
147 OUTER_CONST arguments.
148 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
149 the new wider mode will be masked off.
150 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
152 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
154 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
155 high-order bits are zero.
157 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
159 * combine.c (simplify_shift_const_1): Split code to determine
161 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
162 new bits shifted in are identical to the old sign bit.
164 2009-07-18 Richard Guenther <rguenther@suse.de>
167 * gimplify.c (gimplify_call_expr): Reject code using results from
168 functions returning void.
170 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
172 * doc/md.texi: Document the new PowerPC "es" constraint.
173 Document that "m" can include automodified addresses on this target,
174 and explain how %U must be used. Extend the "Q" and "Z" documentation
175 to suggest "es" as well as "m".
176 * config/rs6000/constraints.md (es): New memory constraint.
177 (Q, Z): Update strings to match new documentation.
179 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
181 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
182 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
183 * config/rs6000/predicates.md (volatile_mem_operand): Use
184 offsettable_nonstrict_memref_p.
185 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
186 (*floatunssidf2_internal): Likewise.
187 (*fix_truncdfsi2_internal): Likewise.
188 (*fix_trunctfsi2_internal): Likewise.
190 2009-07-17 Anatoly Sokolov <aesok@post.ru>
192 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
194 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
196 2009-07-17 Richard Guenther <rguenther@suse.de>
199 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
200 (pass_warn_unused_result): Likewise.
201 (TODO_set_props): Remove.
202 * omp-low.c (diagnose_omp_structured_block_errors): Change to
204 (pass_diagnose_omp_blocks): Define.
205 * c-decl.c (pop_file_scope): Do not finalize the CU here.
206 (c_gimple_diagnostics_recursively): Remove.
207 (finish_function): Do not call it.
208 (c_write_global_declarations): Continue after errors.
209 Finalize the CU here.
210 * c-gimplify.c (c_genericize): Do not gimplify here.
211 * c-common.c (c_warn_unused_result): Move ...
212 * tree-cfg.c (do_warn_unused_result): ... here.
213 (run_warn_unused_result): New function.
214 (gate_warn_unused_result): New function.
215 (pass_warn_unused_result): New pass.
216 * c-common.h (c_warn_unused_result): Remove.
217 * flags.h (flag_warn_unused_result): Declare.
218 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
219 * opts.c (flag_warn_unused_result): Initialize to false.
220 * toplev.c (compile_file): Add comment.
221 * omp-low.c (create_omp_child_function): Do not register
222 the function with the frontend.
223 (diagnose_omp_structured_block_errors): Prepare to be
224 called as optimization pass.
225 (gate_diagnose_omp_blocks): New function.
226 (pass_diagnose_omp_blocks): New pass.
227 * cgraph.h (cgraph_optimize): Remove.
228 (cgraph_analyze_function): Likewise.
229 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
230 * cgraphunit.c (cgraph_lower_function): Lower nested functions
231 before their parents here.
232 (cgraph_finalize_function): Not here.
233 (cgraph_analyze_function): Gimplify functions here.
234 (cgraph_finalize_compilation_unit): Continue after errors.
235 Optimize the callgraph from here.
236 (cgraph_optimize): Make static.
237 * langhooks.c (write_global_declarations): Finalize the CU.
238 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
239 (gimplify_function_tree): Assert we gimplify only once.
240 Set PROP_gimple_any property.
241 * tree-nested.c (gimplify_all_functions): New function.
242 (lower_nested_functions): Gimplify all nested functions.
243 * gimple.h (diagnose_omp_structured_block_errors): Remove.
244 * passes.c (init_optimization_passes): Add pass_warn_unused_result
245 and pass_diagnose_omp_blocks after gimplification. Do not
246 set TODO_set_props on all_lowering_passes.
247 (execute_one_pass): Do not handle TODO_set_props.
248 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
249 (gimplify.o): Add tree-pass.h dependency.
250 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
251 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
252 (unsave_r): Likewise.
253 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
256 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
258 * doc/service.texi (Service): Restore previously removed link,
259 which isn't broken after all.
261 2009-07-17 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/40321
264 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
265 PHI nodes to the maximal set.
266 (make_values_for_phi): Add PHI arguments to the maximal set.
267 (execute_pre): Dump PHI_GEN and the maximal set.
269 2009-07-17 Jakub Jelinek <jakub@redhat.com>
272 * gimplify.c (gimplify_conversion): Don't change non-conversions into
275 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
277 * doc/extend.texi (Nested Functions): Replace broken link with
279 * doc/service.texi (Service): Remove broken link.
281 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
284 * builtins.c (expand_builtin_memcmp): Use loc instead of
286 (expand_builtin_strncmp): Likewise.
288 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
289 Manuel López-Ibáñez <manu@gcc.gnu.org>
292 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
293 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
294 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
295 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
296 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
297 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
298 tree-inline.c, c-common.c, c-common.h, gimple.c,
299 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
300 convert.c: Add location argument to fold_{unary,binary,ternary},
301 fold_build[123], build_call_expr, build_size_arg,
302 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
303 fold_build1_initializer, fold_build2_initializer,
304 fold_build3_initializer, fold_build_call_array,
305 fold_build_call_array_initializer, fold_single_bit_test,
306 omit_one_operand, omit_two_operands, invert_truthvalue,
307 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
308 combine_comparisons, fold_builtin_*, fold_call_expr,
309 build_range_check, maybe_fold_offset_to_address, round_up,
312 2009-07-16 Jason Merrill <jason@redhat.com>
315 * c-common.c (c_common_reswords): Add __is_standard_layout
317 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
318 * doc/implement-cxx.texi: New.
319 * doc/gcc.texi: Include it.
321 2009-07-16 DJ Delorie <dj@redhat.com>
323 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
324 compares that may be indirectly affected by previous instructions.
326 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
328 * builtins.c (do_mpc_arg2): New.
329 (fold_builtin_2): Fold builtin cpow.
330 * real.h (HAVE_mpc_pow): New.
332 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
334 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
335 comparison to skip unprofitable schedule
337 2009-07-16 Simon Baldwin <simonb@google.com>
339 * gcc.c (option_map): New flag -no-canonical-prefixes.
340 * (display_help): Print help text for new flag.
341 * (process_command): Move options translation and language specifics
342 and handle new flag early. Use it to set a function pointer to a
343 prefix builder. Replace make_relative_prefix calls with calls to
344 the function pointed to. Ignore new flag in regular options handling.
345 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
347 2009-07-15 DJ Delorie <dj@redhat.com>
349 * config/mep/mep.md (sibcall_internal): Change register to avoid
351 (sibcall_value_internal): Likewise.
353 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
355 PR rtl-optimization/40710
356 * resource.c (mark_target_live_regs): Reset DF problem to LR.
358 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
360 * config/mips/mips.md (*extenddi_truncate<mode>,
361 *extendsi_truncate<mode>): Change type attribute to move_type
362 with shift_shift. Split out code handling exts from here ...
363 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
365 (*extendhi_truncateqi): Change type attribute to move_type with
366 shift_shift. Split out code handling exts from here ...
367 (*extendhi_truncateqi_exts): ... to this new pattern.
369 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
372 instead of "and" with inverted sign bit mask value. Use
373 "nonimmediate_operand" for operand 1 and operand 2 predicate.
374 Allocate registers only for operand 4 and operand 5.
376 2009-07-15 Jakub Jelinek <jakub@redhat.com>
379 * fold-const.c (fold_cond_expr_with_comparison): When folding
380 < and <= to MIN, make sure the MIN uses the same type as the
381 comparison's operands.
383 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
385 * arm.md (ior_xor): New code iterator.
386 (split for ior/xor with shift and zero-extend): New split pattern.
387 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
389 2009-07-15 Richard Guenther <rguenther@suse.de>
391 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
394 2009-07-15 Richard Guenther <rguenther@suse.de>
397 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
399 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
401 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
402 handle 2.6.30 kernel.
404 2009-07-15 DJ Delorie <dj@redhat.com>
406 * config/mep/mep.md (sibcall_internal): Change register to allow
407 for 24-bit addresses.
408 (sibcall_value_internal): Likewise.
410 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
412 * doc/invoke.texi: Added descriptions of the scheduling heuristics
413 that are enabled/disabled by the flags introduced by a previous patch.
415 2009-07-14 DJ Delorie <dj@redhat.com>
417 * config/mep/mep.md (sibcall_internal): Include non-toggling
419 (sibcall_value_internal): Likewise.
421 2009-07-14 Taras Glek <tglek@mozilla.com>
422 Rafael Espindola <espindola@google.com>
424 * doc/sourcebuild.texi: Document install-plugin target.
425 * configure.ac: Added install-plugin target to language makefiles.
426 * configure: Regenerate.
427 * Makefile.in: (install-plugin): Install more headers,
428 depend on lang.install-plugin.
430 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
432 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
435 2009-07-14 DJ Delorie <dj@redhat.com>
437 * config/mep/mep.c (mep_vliw_jmp_match): New function.
438 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
439 * config/mep/mep.md (sibcall_internal): Change test from
440 mep_vliw_mode_match to mep_vliw_jmp_match.
441 (sibcall_value_internal): Likewise.
443 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
445 * config/i386/sse.md (copysign<mode>3): New expander.
446 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
447 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
448 Use ix86_build_const_vector.
449 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
450 IX86_BUILTIN_CPYSGNPD.
451 (builtin_description): Add __builtin_ia32_copysignps and
452 __builtin_ia32_copysignpd.
453 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
454 and BUILT_IN_COPYSIGNF.
456 2009-07-13 Jason Merrill <jason@redhat.com>
458 * builtins.c (can_trust_pointer_alignment): New fn.
459 (get_pointer_alignment): Factor it out from here.
460 * tree.h: Declare it.
462 2009-07-14 David Edelsohn <edelsohn@gnu.org>
464 * config/rs6000/predicates.md (offsettable_mem_operand): Test
467 2009-07-14 Dodji Seketeli <dodji@redhat.com>
471 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
473 2009-07-14 Richard Guenther <rguenther@suse.de>
474 Andrey Belevantsev <abel@ispras.ru>
477 * cfgexpand.c (partition_stack_vars): Do not bother to update
478 alias information when not optimizing.
480 2009-07-14 Richard Guenther <rguenther@suse.de>
481 Andrey Belevantsev <abel@ispras.ru>
483 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
484 (pt_solution_set): Likewise.
485 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
486 * tree-ssa-structalias.c (pt_solution_set): New function.
487 * final.c (rest_of_clean_state): Free SSA data structures.
488 * print-rtl.c (print_decl_name): Remove.
489 (print_mem_expr): Implement in terms of print_generic_expr.
490 * alias.c (ao_ref_from_mem): New function.
491 (rtx_refs_may_alias_p): Likewise.
492 (true_dependence): Query alias-export info.
493 (canon_true_dependence): Likewise.
494 (write_dependence_p): Likewise.
495 * tree-dfa.c (get_ref_base_and_extent): For void types leave
497 * emit-rtl.c (component_ref_for_mem_expr): Remove.
498 (mem_expr_equal_p): Use operand_equal_p.
499 (set_mem_attributes_minus_bitpos): Do not use
500 component_ref_for_mem_expr.
501 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
502 (update_alias_info_with_stack_vars): Likewise.
503 (partition_stack_vars): Call update_alias_info_with_stack_vars.
504 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
505 explicitly nor clear stmt operands.
506 Free the decl-to-pointer map.
507 * tree-optimize.c (execute_free_datastructures): Do not free
508 SSA data structures here.
509 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
510 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
511 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
513 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
515 2009-07-13 DJ Delorie <dj@redhat.com>
517 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
518 unrolling at the right iteration count.
520 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
523 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
525 * haifa-sched.c (rank_for_schedule): Introduced flags to
526 enable/disable individual scheduling heuristics.
527 * common.opt: Introduced flags to enable/disable individual
528 heuristics in the scheduler.
529 * doc/invoke.texi: Introduced flags to enable/disable individual
530 heuristics in the scheduler.
532 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
534 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
535 config/i386/mingw-tls.c.
536 * config/i386/mingw-tls.c: Removed.
538 2009-07-13 Ira Rosen <irar@il.ibm.com>
540 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
541 checks access only relevant statements.
542 (vectorizable_reduction): Likewise.
544 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
546 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
547 just for 32-bit case.
549 2009-07-12 Jan Hubicka <jh@suse.cz>
551 PR tree-optimization/40585
552 * except.c (expand_resx_expr): When there already is resume
553 instruction, produce linked list.
554 (build_post_landing_pads): Assert that resume is empty.
555 (connect_post_landing_pads): Handle resume lists.
556 (dump_eh_tree): Dump resume list.
558 2009-07-12 Ira Rosen <irar@il.ibm.com>
560 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
561 with additional argument.
562 * tree-vectorizer.h (enum vect_def_type): Add
563 vect_double_reduction_def.
564 (vect_is_simple_reduction): Add argument.
565 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
567 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
568 vect_is_simple_reduction with additional argument.
569 (vect_analyze_loop_operations): Handle exit phi nodes in case of
571 (reduction_code_for_scalar_code): Handle additional codes by
572 returning ERROR_MARK for them. Fix comment and indentation.
573 (vect_is_simple_reduction): Fix comment, add argument to specify
574 double reduction. Detect double reduction.
575 (get_initial_def_for_induction): Fix indentation.
576 (get_initial_def_for_reduction): Fix comment and indentation.
577 Handle double reduction. Create initial definitions that do not
578 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
579 (vect_create_epilog_for_reduction): Fix comment, add argument to
580 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
581 epilogue result extraction. Create double reduction phi node and
582 replace relevant uses.
583 (vectorizable_reduction): Call vect_is_simple_reduction with
584 additional argument. Fix indentation. Update epilogue code treatment
585 according to the changes in reduction_code_for_scalar_code. Check
586 for double reduction. Call vect_create_epilog_for_reduction with
588 * tree-vect-stmts.c (process_use): Handle double reduction, update
590 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
591 (vect_get_vec_def_for_operand): Likewise.
593 2009-07-12 Danny Smith <dansmister@gmail.com>
595 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
596 dllexport if !TREE_PUBLIC.
597 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
599 2009-07-11 Anatoly Sokolov <aesok@post.ru>
601 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
602 (avr_extra_arch_macro) Remove declatation.
603 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
604 (avr_extra_arch_macro) Declare as static.
605 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
607 2009-07-11 Jan Hubicka <jh@suse.cz>
610 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
612 2009-07-11 Jakub Jelinek <jakub@redhat.com>
615 * dwarf2out.c (dw_fde_struct): Add in_std_section and
616 cold_in_std_section bits.
617 (dwarf2out_begin_prologue): Initialize them.
618 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
619 if already covered by text_section or cold_text_section range.
621 PR rtl-optimization/40667
622 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
623 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
624 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
625 * config/i386/i386.c (ix86_minimum_alignment): New function.
626 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
627 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
628 * emit-rtl.c (gen_reg_rtx): Likewise.
629 * function.c (assign_parms): Likewise. If nominal_type needs
630 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
631 rather than passed_type's alignment.
634 * function.c (assign_parm_setup_stack): Adjust
635 MEM_OFFSET (data->stack_parm) if promoted_mode is different
636 from nominal_mode on big endian.
638 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
640 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
642 2009-07-10 DJ Delorie <dj@redhat.com>
644 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
646 2009-07-10 Mark Mitchell <mark@codesourcery.com>
648 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
650 (thumb2_cbnz): Likewise.
652 2009-07-10 David Daney <ddaney@caviumnetworks.com>
655 * config.gcc (supported_defaults): Add synci.
656 (with_synci): Add validation.
657 (all_defaults): Add synci.
658 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
661 * config/mips/mips.opt (msynci): New option.
662 * config/mips/mips.c (mips_override_options): Warn on use of
663 -msynci for targets that do now support it.
664 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
666 * gcc/doc/invoke.texi (-msynci): Document the new option.
667 * doc/install.texi (--with-synci): Document the new option.
669 2009-07-10 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/40496
672 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
673 the PHI result with a compatible type.
675 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
679 * c.opt (Wunused-result): New.
680 * doc/invoke.texi: Document it.
681 * c-common.c (c_warn_unused_result): Use it.
683 2009-07-09 DJ Delorie <dj@redhat.com>
685 * targhooks.c (default_target_can_inline_p): Rename from
686 default_target_option_can_inline_p.
687 * targhooks.h (default_target_can_inline_p): Likewise.
688 * target-def.h (TARGET_CAN_INLINE_P): Rename from
689 TARGET_OPTION_CAN_INLINE_P.
690 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
691 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
692 (mep_target_can_inline_p): Rename from
693 mep_target_option_can_inline_p.
696 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
697 registers used to pass vectors.
699 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
701 2009-07-09 Tom Tromey <tromey@redhat.com>
703 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
704 * config/mmix/mmix.c: Include dwarf2.h.
705 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
706 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
707 * config/sh/sh.c: Include dwarf2.h.
708 * config/i386/i386.c: Include dwarf2.h.
709 * Makefile.in (DWARF2_H): Remove 'elf'.
710 * except.c: Include dwarf2.h.
711 * unwind-dw2.c: Include dwarf2.h.
712 * dwarf2out.c: Include dwarf2.h.
713 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
714 * unwind-dw2-fde.c: Include dwarf2.h.
715 * dwarf2asm.c: Include dwarf2.h.
717 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
719 * haifa-sched.c (insn_finishes_cycle_p): New static function.
721 * sched-int.h (struct sched_info: insn_finishes_block_p): New
723 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
724 (region_sched_info): Update.
725 * sched-ebb.c (ebb_sched_info): Update.
726 * modulo-sched.c (sms_sched_info): Update.
727 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
729 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
731 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
733 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
735 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
737 2009-07-09 Jakub Jelinek <jakub@redhat.com>
740 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
741 arg1 with arg01 if arg1 is already INTEGER_CST.
743 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
745 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
746 Transform (and (truncate)) into (truncate (and)).
748 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
750 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
751 creating LHS paradoxical subregs. Fix surrounding returns to
752 use NULL_RTX rather than 0.
754 2009-07-08 DJ Delorie <dj@redhat.com>
756 * config/mep/mep.c: (mep_option_can_inline_p): New.
757 (TARGET_OPTION_CAN_INLINE_P): Define.
759 2009-07-08 Mark Wielaard <mjw@redhat.com>
762 * dwarf2out.c (add_data_member_location_attribute): When we have
763 only a constant offset don't emit a new location description using
764 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
767 2009-07-08 Richard Henderson <rth@redhat.com>
770 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
771 (enum reg_class): Add CLOBBERED_REGS.
772 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
773 * config/i386/i386.c (ix86_conditional_register_usage): Moved
774 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
775 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
776 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
777 force 64-bit sibcalls into R11.
778 * config/i386/constraints.md (U): New constraint.
779 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
780 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
781 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
783 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
785 * basic-block.h (dump_regset, debug_regset): Remove duplicate
787 * c-objc-common.h (c_initialize_diagnostics): Ditto.
788 * ebitmap.h (dump_ebitmap): Ditto.
789 * optabs.h (optab_libfunc): Ditto.
790 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
791 * tree-flow.h (vect_can_force_dr_alignment_p,
792 get_vectype_for_scalar_type): Ditto.
793 (vectorize_loops): Move prototype to ...
794 * tree-vectorizer.h: ... here. Also, adjust comment.
795 (vect_set_verbosity_level): Remove duplicate prototype.
796 * tree-ssa-loop.c: Include tree-vectorizer.h.
797 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
799 2009-07-08 Nick Clifton <nickc@redhat.com>
801 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
804 2009-07-08 DJ Delorie <dj@redhat.com>
806 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
807 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
808 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
810 * config/mep/intrinsics.md: Regenerated.
811 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
812 registers when asm() or calls are detected.
814 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
817 * gimplify.c (gimplify_expr): Propagate no_warning flag when
819 * gimple (gimple_build_call_from_tree): Likewise.
820 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
821 no_warning flag before warning.
823 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
825 * tree.c (set_expr_locus): Remove.
826 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
827 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
829 * gimplify.c (internal_get_tmp_var): Likewise.
830 (gimplify_call_expr): Likewise.
831 (gimplify_one_sizepos): Likewise.
833 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
836 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
837 to variables for debugging purposes.
839 2009-06-23 Mark Loeser <mark@halcy0n.com>
842 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
844 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
846 * pretty-print.c (pp_base_format): Remove %J.
847 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
848 gcc_cxxdiag_char_table): Likewise.
849 (init_dynamic_diag_info): Likewise.
851 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
853 * pretty-print.c (pp_base_format): Remove %H.
854 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
855 gcc_cxxdiag_char_table): Likewise.
856 (init_dynamic_diag_info): Likewise.
857 * config/mep/mep.c (mep_select_section): Likewise.
859 2009-07-07 Duncan Sands <baldrick@free.fr>
861 * final.c (pass_clean_state): Give the pass a name.
862 * passes.c (pass_rest_of_compilation): Likewise.
863 * tree-optimize.c (pass_all_optimizations): Likewise.
865 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
867 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
868 an extra 'decl' for error_at.
870 2009-07-07 Jakub Jelinek <jakub@redhat.com>
873 * tree-tailcall.c (adjust_return_value_with_ops,
874 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
875 if it has complex or vector type.
877 2009-07-07 Olivier Hainque <hainque@adacore.com>
879 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
882 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
884 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
886 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
888 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
889 * c-decl.c: Likewise.
890 * function.c: Likewise.
891 * varasm.c: Likewise.
892 * tree-ssa.c: Likewise.
893 * c-common.c: Likewise.
894 * tree-cfg.c: Likewise.
895 * config/spu/spu.c: Likewise.
896 * config/ia64/ia64.c: Likewise.
897 * config/v850/v850.c: Likewise.
899 2009-07-06 DJ Delorie <dj@redhat.com>
901 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
902 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
903 unspecified accesses to control registers.
904 * config/mep/intrinsics.md: Regenerate.
905 * config/mep/intrinsics.h: Regenerate.
906 * config/mep/mep-intrin.h: Regenerate.
908 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
910 * c-lex.c: Replace %H by an explicit location. Update all calls.
911 * c-common.c: Likewise.
912 * c-decl.c: Likewise.
913 * c-typeck.c: Likewise.
914 * fold-const.c: Likewise.
915 * gimplify.c: Likewise.
917 * tree-cfg.c: Likewise.
918 * tree-ssa-loop-niter.c: Likewise.
919 * tree-vrp.c: Likewise.
920 * value-prof.c: Likewise.
922 2009-07-06 Diego Novillo <dnovillo@google.com>
924 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
925 if it has one. Handle cases where VAR does not have an
926 annotation or cfun is NULL.
928 2009-07-06 Diego Novillo <dnovillo@google.com>
930 * tree.c: Include debug.h.
931 (initialize_tree_contains_struct): New.
932 (init_ttree): Call it.
933 (tree_node_structure_for_code): Factor out of ...
934 (tree_node_structure): ... here.
935 * treestruct.def (TS_PHI_NODE): Remove.
936 (TS_GIMPLE_STATEMENT): Remove.
938 2009-07-06 Diego Novillo <dnovillo@google.com>
940 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
941 (debug_tree_chain): Handle cycles.
943 2009-07-06 Nick Clifton <nickc@redhat.com>
944 DJ Delorie <dj@redhat.com>
946 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
947 __FMOVD_ENABLED__ is defined.
949 (TARGET_FMOVD): Provide a default definition.
950 (MASK_FMOVD): Likewise.
951 (TARGET_CPU_CPP_BUILTINS): Define
952 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
953 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
954 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
955 (split for DF load from memory into register): Also handle
956 MEMs which consist of REG+DISP addressing.
957 (split for DF store from register to memory): Likewise.
958 (movsf_ie): Always use single fp_mode.
959 * config/sh/sh.c (sh_override_options): Do not automatically
960 enable TARGET_MOVD for the SH2A when supporting doubles - leave
961 that to the -mfmovd command line switch.
962 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
963 (fldi_ok): Always allow.
964 * config/sh/sh.opt (mfmovd): Remove this switch.
965 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
967 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
968 Kaz Kojima <kkojima@gcc.gnu.org>
970 PR rtl-optimization/30807
971 * postreload.c (reload_combine): For every new use of REG_SUM,
972 record the use of BASE.
974 2009-07-06 Jan Hubicka <jh@suse.cz>
976 * params.def: Revert my accidental commit at 2009-06-30.
978 2009-07-04 Ian Lance Taylor <iant@google.com>
981 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
983 (mingw_format_attribute_overrides): Likewise.
985 2009-07-04 Jakub Jelinek <jakub@redhat.com>
988 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
989 don't check cfa.reg. Instead of cfa.indirect use
990 fde && fde->drap_reg != INVALID_REGNUM test.
992 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
994 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
996 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
999 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1001 2009-07-03 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/40640
1004 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1007 2009-07-03 Jan Hubicka <jh@suse.cz>
1009 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1010 for size, reduce amount of inlining.
1012 2009-07-03 Richard Guenther <rguenther@suse.de>
1015 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1016 if t +- x is known to not overflow and the conversion widens the
1018 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1020 2009-07-03 Jan Hubicka <jh@suse.cz>
1022 * ipa-pure-const.c (analyze): Update loop optimizer init.
1023 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1024 try_remove_empty_loop, remove_empty_loops): Remove.
1025 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1026 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1027 to mark regular loops as neccesary.
1028 (degenerate_phi_p): New function.
1029 (propagate_necessity, remove_dead_phis): Use it.
1030 (forward_edge_to_pdom): Likewise.
1031 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1032 virtual PHI nodes that became unreachable.
1033 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1034 * tree-flow.h (remove_empty_loops): Remove.
1035 * passes.c (init_optimization_passes): Remove.
1037 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1039 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1040 can_create_pseudo_p.
1041 (*fix_trunc<mode>_i387_1): Ditto.
1042 (*floathi<mode>2_1): Ditto.
1043 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1044 (*fistdi2_1): Ditto.
1045 (*fist<mode>2_1): Ditto.
1046 (frndintxf2_floor): Ditto.
1047 (*fist<mode>2_floor_1): Ditto.
1048 (frndintxf2_ceil): Ditto.
1049 (*fist<mode>2_ceil_1): Ditto.
1050 (frndintxf2_trunc): Ditto.
1051 (frndintxf2_mask_pm): Ditto.
1052 (fxam<mode>2_i387_with_temp): Ditto.
1053 * config/i386/sse.md (mulv16qi3): Ditto.
1054 (*sse2_mulv4si3): Ditto.
1056 (sse4_2_pcmpestr): Ditto.
1057 (sse4_2_pcmpistr): Ditto.
1059 2009-07-03 Jan Hubicka <jh@suse.cz>
1061 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1062 (mark_stmt_necessary): Set it.
1063 (mark_operand_necessary): Set it.
1064 (mark_control_dependent_edges_necessary): Set it.
1065 (mark_virtual_phi_result_for_renaming): New function.
1066 (get_live_post_dom): New function.
1067 (forward_edge_to_pdom): New function.
1068 (remove_dead_stmt): Fix handling of control dependences.
1069 (tree_dce_init): Init new bitmap.
1070 (tree_dce_done): Free it.
1072 2009-07-02 Richard Guenther <rguenther@suse.de>
1075 * tree-ssa-structalias.c (new_var_info): Initialize
1078 2009-07-02 Jan Hubicka <jh@suse.cz>
1080 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1083 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1085 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1086 instead of recomputing it. Adjust calls.
1087 (emit_store_flag): Adjust recursive calls.
1089 2009-07-02 Richard Guenther <rguenther@suse.de>
1091 * tree-ssa-live.c (remove_unused_locals): Do not remove
1093 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1094 of DECL_EXTERNAL for HEAP variables.
1095 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1096 HEAP variables. Do not adjust RESTRICT vars.
1097 (find_what_var_points_to): Nobody cares if something
1100 2009-07-02 Ben Elliston <bje@au.ibm.com>
1102 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1103 pc_low and pc_high declarations to the top of the function.
1105 2009-07-01 DJ Delorie <dj@redhat.com>
1107 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1109 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1110 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1111 unspecified accesses to control registers.
1112 * config/mep/intrinsics.md: Regenerate.
1113 * config/mep/intrinsics.h: Regenerate.
1114 * config/mep/mep-intrin.h: Regenerate.
1116 2009-07-01 Anthony Green <green@moxielogic.com>
1118 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1119 instruction when possible.
1120 (moxie_expand_prologue): Ditto. Also, save an instruction and
1121 some complexity by popping off of $r12 instead of $sp.
1122 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1125 2009-07-01 Richard Henderson <rth@redhat.com>
1128 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1129 contained no insns, reposition note before last insn.
1131 2009-07-01 Richard Henderson <rth@redhat.com>
1134 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1135 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1137 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1140 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1141 darwin9 for printing reg addresses with %y.
1143 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1145 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1146 truncation from operands in binary operations.
1148 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1151 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1152 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1153 subreg of op0 to the original op0.
1155 * expmed.c (store_bit_field_1): Use a temporary as the destination
1156 instead of a paradoxical subreg when we need to truncate the result.
1158 2009-07-01 DJ Delorie <dj@redhat.com>
1160 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1161 names to VLIW variants.
1162 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1163 * config/mep/intrinsics.md: Regenerate.
1164 * config/mep/intrinsics.h: Regenerate.
1165 * config/mep/mep-intrin.h: Regenerate.
1167 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1170 * jump.c (returnjump_p): Revert last patch.
1171 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1173 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1176 * pa.md (casesi32p): Use jump table label to determine the offset
1178 (casesi64p): Likewise.
1180 * pa.c (forward_branch_p): Return bool type. Use instruction
1181 addresses when available. Assert that INSN has a jump label.
1182 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1185 2009-07-01 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/19831
1188 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1189 that only act as barriers do not make any previous stores necessary.
1190 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1191 HEAP variables global, do not add a constraint from nonlocal.
1192 (find_func_aliases): Handle escapes through return statements.
1193 (compute_points_to_sets): Make escaped HEAP variables global.
1195 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1198 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1199 after reducing a DImode cstore to SImode.
1201 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1203 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1204 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1206 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1208 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1209 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1211 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1212 and umod_optab if TARGET_BSD_DIVMOD.
1213 * config/vax/lib1funcs.asm: New file.
1214 * config/vax/t-linux: New file.
1215 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1217 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1220 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1221 to type arguments that have void type.
1224 * dwarf2out.c (gen_formal_parameter_die): Call
1225 equate_decl_number_to_die if node is different from origin.
1227 2009-06-30 Anthony Green <green@moxielogic.com>
1229 Clean up moxie port for --enable-build-with-cxx.
1230 * config/moxie/moxie.c (moxie_function_value): First two
1231 parameters are const_tree, not tree.
1232 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1233 (REG_CLASS_NAMES): Ditto.
1234 (REGNO_REG_CLASS): Ditto.
1235 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1236 (moxie_function_value): Fix constyness of arguments.
1238 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1240 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1241 finalize_size_functions before further processing.
1242 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1243 (variable_size): Call self_referential_size on size expressions
1244 that contain a PLACEHOLDER_EXPR.
1245 (size_functions): New static variable.
1246 (copy_self_referential_tree_r): New static function.
1247 (self_referential_size): Likewise.
1248 (finalize_size_functions): New global function.
1249 * tree.c: Include tree-inline.h.
1250 (push_without_duplicates): New static function.
1251 (find_placeholder_in_expr): New global function.
1252 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1254 <tcc_expression>: Likewise.
1255 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1256 the call in the expression.
1257 * tree.h (finalize_size_functions): Declare.
1258 (find_placeholder_in_expr): Likewise.
1259 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1260 (substitute_placeholder_in_expr): Update comment.
1261 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1263 (copy_tree_body_r): Likewise.
1264 (copy_tree_body): New static function.
1265 (maybe_inline_call_in_expr): New global function.
1266 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1267 (maybe_inline_call_in_expr): Declare.
1268 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1269 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1272 2009-06-30 Richard Guenther <rguenther@suse.de>
1274 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1276 (propagate_necessity): Do not mark reaching defs of stores
1279 2009-06-30 Jan Hubicka <jh@suse.cz>
1281 * cfgloopanal.c (check_irred): Move into ...
1282 (mark_irreducible_loops): ... here; return true if ireducible
1284 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1285 (analyze_function): Try to prove loop finiteness.
1286 * cfgloop.h (mark_irreducible_loops): Update prototype.
1287 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1289 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1291 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1293 2009-06-30 Ira Rosen <irar@il.ibm.com>
1295 PR tree-optimization/40542
1296 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1299 2009-06-30 Martin Jambor <mjambor@suse.cz>
1301 PR tree-optimization/40582
1302 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1303 than useless_type_conversion_p.
1304 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1307 2009-06-30 Martin Jambor <mjambor@suse.cz>
1310 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1312 2009-06-30 Richard Guenther <rguenther@suse.de>
1314 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1315 use ao_ref references.
1316 (walk_aliased_vdefs): Likewise.
1317 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1318 * tree-ssa-dce.c (struct ref_data): Remove.
1319 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1320 (mark_aliased_reaching_defs_necessary): Adjust.
1321 (mark_all_reaching_defs_necessary_1): Likewise.
1323 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1326 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1327 (emit_store_flag_1): Extract from emit_store_flag, adjust
1328 calls to (what now is) emit_cstore.
1329 (emit_store_flag): Call emit_store_flag_1 and also use it
1330 for what used to be recursive calls.
1332 2009-06-30 Wei Guozhi <carrot@google.com>
1335 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1336 if the target bb post dominates from bb.
1337 * config/i386/i386.c (memory_address_length): Check existence of base
1338 register before using it.
1340 2009-06-30 Nick Clifton <nickc@redhat.com>
1341 DJ Delorie <dj@redhat.com>
1343 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1344 __FMOVD_ENABLED__ is defined.
1346 (TARGET_FMOVD): Provide a default definition.
1347 (MASK_FMOVD): Likewise.
1348 (TARGET_CPU_CPP_BUILTINS): Define
1349 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1350 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1351 two fmov instructions depending upon whether TARGET_FMOVD is
1353 (split for DF load from memory into register): Also handle
1354 MEMs which consist of REG+DISP addressing.
1355 (split for DF store from register to memory): Likewise.
1356 * config/sh/sh.opt (mfmovd): Remove this switch.
1357 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1358 * config/sh/sh.c (sh_override_options): Do not automatically
1359 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1360 that to the -mfmovd command line switch.
1362 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1364 (fldi_ok): Always allow.
1365 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1367 2009-06-29 DJ Delorie <dj@redhat.com>
1369 * doc/install.texi (mep-x-elf): Correct chip's full name.
1371 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1373 * doc/extend.texi: Fix typo.
1375 2009-06-29 Tom Tromey <tromey@redhat.com>
1378 * Makefile.in (DWARF2_H): New variable.
1380 (dwarf2out.o): Likewise.
1381 (dwarf2asm.o): Likewise.
1382 * config/i386/t-i386: Use DWARF2_H.
1383 * except.c: Include elf/dwarf2.h.
1384 * unwind-dw2.c: Include elf/dwarf2.h.
1385 * dwarf2out.c: Include elf/dwarf2.h.
1386 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1387 <dtprel>: New field.
1388 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1389 (size_of_loc_descr): Likewise.
1390 (output_loc_operands_raw): Likewise.
1391 (output_loc_operands): Handle new dtprel field.
1392 (loc_checksum): Update.
1393 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1394 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1395 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1396 * dwarf2asm.c: Include elf/dwarf2.h.
1397 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1398 * config/mmix/mmix.c: Include elf/dwarf2.h.
1399 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1400 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1401 * config/sh/sh.c: Include elf/dwarf2.h.
1402 * config/i386/i386.c: Include elf/dwarf2.h.
1404 2009-06-29 DJ Delorie <dj@redhat.com>
1406 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1408 * doc/extend.texi: Add MeP attributes and pragmas.
1409 * doc/invoke.text: Add MeP Options.
1410 * doc/contrib.texi: Add MeP contribution.
1411 * doc/md.texi: Add MeP constraints.
1412 * doc/install.texi: Add MeP target.
1414 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1416 * target.h (struct gcc_target): Add frame_pointer_required field.
1417 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1418 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1419 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1421 * reload1.c (update_eliminables): (Ditto.).
1422 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1423 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1424 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1426 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1428 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1429 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1430 (arm_frame_pointer_required): New function.
1432 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1433 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1434 (avr_frame_pointer_required_p): Declare as static.
1435 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1437 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1438 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1439 (bfin_frame_pointer_required): Make as static, change return type
1441 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1443 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1444 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1445 (cris_frame_pointer_required): New function.
1447 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1449 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1450 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1451 (fr30_frame_pointer_required): New function.
1453 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1454 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1455 (frv_frame_pointer_required): Make as static, change return type
1457 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1459 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1460 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1461 (ix86_frame_pointer_required): Make as static, change return type to
1463 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1465 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1466 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1468 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1470 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1472 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1474 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1475 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1476 (mips_frame_pointer_required): Make as static.
1477 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1479 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1480 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1481 (mmix_frame_pointer_required): Mew function.
1483 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1484 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1486 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1488 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1490 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1492 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1493 (CAN_ELIMINATE): Redefine.
1494 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1495 (sparc_frame_pointer_required): New function.
1496 (sparc_can_eliminate): New function.
1497 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1499 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1500 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1502 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1503 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1504 (xtensa_frame_pointer_required): Make as static, change return type
1506 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1509 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1511 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1512 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1513 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1514 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1515 (register_callback): Handle PLUGIN_START_UNIT.
1516 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1518 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1520 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1522 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1523 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1525 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1527 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1530 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1532 * doc/extend.texi (Additional Floating Types): __float128 is also
1533 supported on i386 targets.
1535 2009-06-29 Richard Guenther <rguenther@suse.de>
1538 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1540 (pt_solutions_same_restrict_base): Declare.
1541 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1543 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1544 (make_constraint_from, make_copy_constraint): Move earlier.
1545 (make_constraint_from_heapvar): New function.
1546 (make_constraint_from_restrict): Likewise.
1547 (handle_lhs_call): Use it.
1548 (find_func_aliases): Use it to track conversions to restrict
1550 (struct fieldoff): Add only_restrict_pointers flag.
1551 (push_fields_onto_fieldstack): Initialize it.
1552 (create_variable_info_for): Track global restrict qualified pointers.
1553 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1554 Track restrict qualified pointer arguments.
1555 (set_uids_in_ptset): Use varinfo is_global_var flag.
1556 (find_what_var_points_to): Set the vars_contains_restrict flag.
1557 Always create the points-to solution for sets including restrict tags.
1558 (pt_solutions_same_restrict_base): New function.
1559 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1560 qualified pointers use pt_solutions_same_restrict_base as
1561 additional source for disambiguation.
1563 2009-06-29 Richard Guenther <rguenther@suse.de>
1566 * alias.c (find_base_decl): Remove.
1567 (get_deref_alias_set_1): Remove restrict handling.
1568 * c-common.c (c_apply_type_quals_to_decl): Do not set
1569 DECL_POINTER_ALIAS_SET.
1570 * gimplify.c (find_single_pointer_decl_1): Remove.
1571 (find_single_pointer_decl): Likewise.
1572 (internal_get_tmp_var): Remove restrict handling.
1573 (gimple_regimplify_operands): Likewise.
1574 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1575 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1576 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1577 * tree.c (restrict_base_for_decl): Remove.
1578 (init_ttree): Do not allocate it.
1579 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1580 LABEL_DECL_UID for label decls.
1581 (copy_node_stat): Do not copy restrict information.
1582 (decl_restrict_base_lookup): Remove.
1583 (decl_restrict_base_insert): Likewise.
1584 (print_restrict_base_statistics): Likewise.
1585 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1586 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1587 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1588 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1589 (LABEL_DECL_UID): Adjust.
1590 (DECL_BASED_ON_RESTRICT_P): Remove.
1591 (DECL_GET_RESTRICT_BASE): Likewise.
1592 (SET_DECL_RESTRICT_BASE): Likewise.
1593 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1595 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1596 instead of DECL_POINTER_ALIAS_SET.
1597 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1598 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1599 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1601 2009-06-29 Richard Guenther <rguenther@suse.de>
1603 PR tree-optimization/40579
1604 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1605 the IL to simplify has constants that overflowed.
1607 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1609 PR tree-optimization/40550
1610 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1611 vector_compute_type only when the size of vector_compute_type is
1612 less than the size of type.
1614 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1616 * fold-const.c (contains_label_1): Fix comments.
1617 (contains_label_p): Do not walk trees multiple time.
1619 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1621 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1622 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1623 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1624 ix86_fp_comparison_operator.
1625 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1626 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1627 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1628 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1629 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1630 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1631 (related splits): Change predicate to ix86_fp_comparison_operator.
1632 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1633 instead of ix86_fp_comparison_codes.
1634 (ix86_trivial_fp_comparison_operator,
1635 ix86_fp_comparison_operator): New.
1636 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1637 (ix86_expand_compare): Eliminate last two parameters.
1638 (ix86_fp_jump_nontrivial_p): Kill.
1639 * config/i386/i386.c (put_condition_code): Eliminate call to
1640 ix86_fp_comparison_codes and subsequent assertion.
1641 (ix86_fp_comparison_codes): Eliminate.
1642 (ix86_fp_swap_condition): New.
1643 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1644 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1645 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1646 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1647 and ix86_fp_swap_condition.
1648 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1649 Use ix86_fp_comparison_strategy.
1650 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1651 (ix86_fp_jump_nontrivial_p): Eliminate.
1652 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1653 call to ix86_expand_compare.
1654 (ix86_split_fp_branch, ix86_expand_setcc,
1655 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1656 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1658 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1660 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1661 related to jump_clobbers.
1662 * config/arm/arm.md (conds): Remove jump_clob case.
1663 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1664 splits): Change comparison_operator to arm_comparison_operator.
1665 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1668 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1670 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1671 condition for floating point modes.
1672 * expmed.c (emit_store_flag_1): Move here a bigger part
1674 (emit_store_flag): Try swapping the condition for floating point
1676 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1678 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1680 * expr.c (expand_expr_real_1): Just use do_store_flag.
1681 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1682 emit_store_flag_force.
1683 * expmed.c (emit_store_flag_force): Copy here trick
1684 previously in expand_expr_real_1. Try reversing the comparison.
1685 (emit_store_flag_1): Work if target is NULL.
1686 (emit_store_flag): Work if target is NULL, using the result mode
1687 from the comparison. Use split_comparison, restructure final part
1688 to simplify conditionals.
1690 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1692 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1693 * dojump.c (do_jump): Change handling of floating-point
1694 ops to use just do_compare_and_jump.
1695 (split_comparison): New.
1696 (do_compare_rtx_and_jump): Add here logic coming previously
1697 in do_jump, using split_comparison.
1699 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1702 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1704 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1706 * tree-ssa-alias.c: Fix unintentional commit.
1708 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1710 * passes.c (execute_one_pass): Fix unintentional commit.
1712 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1714 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1715 (df_rd_local_compute, df_md_local_compute): Inline them.
1717 (df_md_scratch): New.
1718 (df_md_alloc, df_md_free): Allocate/free it.
1719 (df_md_local_compute): Only include live registers in init.
1720 (df_md_transfer_function): Prune the in-set computed by
1721 the confluence function, and the gen-set too.
1723 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1725 PR rtl-optimization/26854
1726 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1727 * df-problems.c (df_rd_add_problem): Fix comment.
1728 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1729 df_md_simulate_artificial_defs_at_top,
1730 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1731 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1732 df_md_transfer_function, df_md_init, df_md_confluence_0,
1733 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1734 problem_MD, df_md_add_problem): New.
1735 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1736 df_md_get_bb_info): New.
1737 (DF_LAST_PROBLEM_PLUS1): Adjust.
1739 * Makefile.in (fwprop.o): Include domwalk.h.
1740 * fwprop.c: Include domwalk.h.
1741 (reg_defs, reg_defs_stack): New.
1742 (bitmap_only_bit_between): Remove.
1743 (process_defs): New.
1744 (process_uses): Use reg_defs and local_md instead of
1745 bitmap_only_bit_between and local_rd.
1746 (single_def_use_enter_block): New, from build_single_def_use_links.
1747 (single_def_use_leave_block): New.
1748 (build_single_def_use_links): Remove code moved to
1749 single_def_use_enter_block, invoke domwalk.
1750 (use_killed_between): Adjust comment.
1752 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1754 * bitmap.h (bitmap_ior_and_into): New.
1755 * bitmap.c (bitmap_ior_and_into): New.
1757 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1759 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1760 before_dom_children_before_stmts and after_dom_children_after_stmts.
1761 Rename the two remaining callbacks to just before_dom_children and
1762 after_dom_children. Remove other GIMPLE statement walking bits.
1763 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1764 * graphite.c: Do not include domwalk.h.
1765 * tree-into-ssa.c (interesting_blocks): New global.
1766 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1767 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1768 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1769 now that they're not domwalk callbacks.
1770 (rewrite_initialize_block): Rename to...
1771 (rewrite_enter_block): ... this, place after called functions. Test
1772 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1773 (rewrite_finalize_block): Rename to...
1774 (rewrite_leave_block): ... this, place after called functions.
1775 (rewrite_update_init_block): Rename to...
1776 (rewrite_update_enter_block): ... this, place after called functions.
1777 Test interesting_blocks, call rewrite_update_stmt and
1778 rewrite_update_phi_arguments.
1779 (rewrite_update_fini_block): Rename to...
1780 (rewrite_leave_block): ... this, place after called functions.
1781 (rewrite_blocks): Remove last argument, simplify initialization of
1783 (mark_def_sites_initialize_block): Rename to...
1784 (mark_def_sites_block): ... this, call mark_def_sites.
1785 (mark_def_sites_blocks): Remove argument, simplify initialization of
1787 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1788 (update_ssa): Likewise.
1789 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1791 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1792 (dom_opt_initialize_block): Rename to...
1793 (dom_opt_enter_block): ... this, place after called functions. Walk
1794 statements here, inline propagate_to_outgoing_edges.
1795 (dom_opt_finalize_block): Rename to...
1796 (dom_opt_leave_block): ... this, place after called functions.
1797 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1799 (dse_enter_block, dse_record_phi): New.
1800 (dse_record_phis): Delete.
1801 (dse_finalize_block): Rename to...
1802 (dse_leave_block): ... this.
1803 (tree_ssa_dse): Simplify initialization of walk_data.
1804 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1805 Adjust initialization of walk_data.
1806 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1807 * tree-ssa-loop-phiopt.c (get_non_trapping):
1808 Adjust initialization of walk_data.
1809 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1810 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1811 it's not a domwalk callback.
1812 (uncprop_initialize_block): Rename to...
1813 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1814 (dse_finalize_block): Rename to...
1815 (dse_leave_block): ... this.
1816 (tree_ssa_uncprop): Simplify initialization of walk_data.
1817 * Makefile.in: Adjust dependencies.
1819 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1821 * arm.md (casesi): Fix test for Thumb1.
1822 (thumb1_casesi_internal_pic): Likewise.
1823 (thumb1_casesi_dispatch): Likewise.
1825 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1827 * config/arm/arm-cores.def: Added core cortex-m0.
1828 * config/arm/arm-tune.md: Regenerated.
1829 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1831 2009-06-26 DJ Delorie <dj@redhat.com>
1833 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1835 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1836 the scheduler doesn't tag jump insns.
1838 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1840 * c-decl.c (merge_decls): Re-indent.
1842 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1845 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1846 Special-case decimal float constants.
1848 2009-06-26 Richard Henderson <rth@redhat.com>
1850 * function.h (struct function): Add cannot_be_copied_reason,
1851 and cannot_be_copied_set.
1852 * tree-inline.c (has_label_address_in_static_1): Rename from
1853 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1854 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1855 don't set inline_forbidden_reason.
1856 (copy_forbidden): New function, split out of inline_forbidden_p.
1857 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1858 (inline_forbidden_p): Use copy_forbidden.
1859 (tree_versionable_function_p): Likewise.
1860 (inlinable_function_p): Merge into tree_inlinable_function_p.
1861 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1862 * ipa-cp.c (ipcp_versionable_function_p): New function.
1863 (ipcp_cloning_candidate_p): Use it.
1864 (ipcp_node_modifiable_p): Likewise.
1866 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1868 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1869 that is marked not to be inlined. Remove flag_mudflap use.
1870 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1871 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1873 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1876 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1877 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1879 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1881 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1883 (__mingwthr_remove_key_dtor): Likewise.
1885 2009-06-26 Richard Guenther <rguenther@suse.de>
1887 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1889 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1892 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1893 try the non-cond_exec path also.
1895 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1898 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1899 (output_cbranch): Use new functions.
1900 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1903 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1904 Pat Haugen <pthaugen@us.ibm.com>
1905 Revital Eres <ERES@il.ibm.com>
1907 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1908 for %c error. Add %x support to print VSX registers as a unified
1909 register set, instead of separate float and altivec registers.
1910 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1911 %y case, and add support for VSX pre-modify addresses.
1912 (output_toc): Add assert for CONST containing an integer constant
1914 (rs6000_adjust_cost): Add POWER7 support.
1915 (insn_must_be_first_in_group): Ditto.
1916 (insn_must_be_last_in_group): Ditto.
1917 (rs6000_emit_popcount): Ditto.
1918 (rs6000_vector_mode_supported_p): Ditto.
1920 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1921 Change some of the functions called by macros to being called
1922 through a pointer, so debug functions can be inserted if
1923 -mdebug=addr or -mdebug=cost.
1924 (rs6000_preferred_reload_class_ptr): Ditto.
1925 (rs6000_secondary_reload_class_ptr): Ditto.
1926 (rs6000_secondary_memory_needed_ptr): Ditto.
1927 (rs6000_cannot_change_mode_class_ptr): Ditto.
1928 (rs6000_secondary_reload_inner): Ditto.
1929 (rs6000_legitimize_reload_address): Ditto.
1930 (rs6000_legitimize_reload_address_ptr): Ditto.
1931 (rs6000_mode_dependent_address): Ditto.
1932 (rs6000_mode_dependent_address_ptr): Ditto.
1934 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1935 function to return true if the mode allows reg + integer
1937 (virtual_stack_registers_memory_p): New function to return true if
1938 the address refers to a virtual stack register.
1939 (rs6000_legitimate_offset_address_p): Move code to say whether a
1940 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1942 (rs6000_legitimate_address_p): Add checks for modes that only can
1943 do reg+reg addressing. Start adding VSX support.
1944 (rs6000_legitimize_reload_address): Ditto.
1945 (rs6000_legitimize_address): Ditto.
1946 (rs6000_debug_legitimate_address_p): New debug functions for
1947 -mdebug=addr and -mdebug=cost.
1948 (rs6000_debug_rtx_costs): Ditto.
1949 (rs6000_debug_address_costs): Ditto.
1950 (rs6000_debug_adjust_cost): Ditto.
1951 (rs6000_debug_legitimize_address): Ditto.
1952 (rs6000_legitimize_reload_address_ptr): Point to call normal
1953 function or debug function. Make functions called via pointer
1955 (rs6000_mode_dependent_address_ptr): Ditto.
1956 (rs6000_secondary_reload_class_ptr): Ditto.
1957 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1958 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1959 into a friendlier error.
1960 (rs6000_init_builtins): Add initial VSX support.
1961 (rs6000_adjust_cost): Fix some spacing issues.
1963 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1964 (REG_CLASS_NAMES): Ditto.
1965 (REG_CLASS_CONTENTS): Ditto.
1966 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1967 pointer, to add -mdebug=addr support.
1968 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1969 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1970 -mdebug=addr support.
1971 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1972 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1973 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1975 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1977 (bswapsi*): Set attribute types for load/store. Add combiner
1978 patterns to eliminate zero extend on 64-bit.
1979 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1980 stdbrx if the hardware supports those instructions.
1982 2009-06-25 Ian Lance Taylor <iant@google.com>
1984 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1985 (Link Options): Document -static-libstdc++.
1987 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1990 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1991 DATA_ALIGNMENT instead.
1993 2009-06-25 Richard Guenther <rguenther@suse.de>
1995 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1996 indirect references against the callused/escaped solutions.
1997 (call_may_clobber_ref_p_1): Likewise.
1999 2009-06-25 Martin Jambor <mjambor@suse.cz>
2001 PR tree-optimization/40493
2002 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2003 (enum unscalarized_data_handling): New type.
2004 (handle_unscalarized_data_in_subtree): Return what has been done.
2005 (load_assign_lhs_subreplacements): Handle left flushes differently.
2006 (sra_modify_assign): Use unscalarized_data_handling, simplified
2007 condition determining whether to remove the statement.
2009 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2011 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2012 excerpt - @ should be doubled for texinfo.
2014 2009-06-24 Ian Lance Taylor <iant@google.com>
2016 * config/arc/arc.c: Include "df.h".
2017 (arc_attribute_table): Make static. Move higher in file.
2018 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2019 (output_shift): Initialize n later to avoid warning.
2020 * config/arm/arm.c (arm_attribute_table): Make static. Move
2022 * config/avr/avr.c (avr_attribute_table): Make static. Move
2024 (reg_class_tab): Change array type from int to enum reg_class.
2025 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2027 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2028 (lshrhi3_out): Likewise.
2029 (class_likely_spilled_p): Change return type to bool.
2030 (avr_rtx_costs): Use local code variable with enum type.
2031 * config/avr/avr.md (movmemhi): Use add_reg_note.
2032 (andhi3, andsi3): Don't use AS2 with "and".
2033 (iorhi3, iorsi3): Don't use AS2 with "or".
2034 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2035 * config/crx/crx.c: Include "df.h".
2036 (crx_attribute_table): Make static.
2037 * config/m32r/m32r.c: Include "df.h".
2038 (m32r_attribute_table): Make static. Move higher in file.
2039 (pop): Use add_reg_note.
2040 (block_move_call): Change 0 to LCT_NORMAL in function call.
2041 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2042 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2043 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2044 declare, not just when TREE_CODE is defined.
2045 * config/m68hc11/m68hc11.c: Include "expr.h".
2046 (m68hc11_attribute_table): Make static. Move higher in file.
2047 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2049 (m68hc11_register_indirect_p): Likewise.
2050 (m68hc11_function_arg_padding): Change return type to enum
2052 (emit_move_after_reload): Use add_reg_note.
2053 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2054 (m68hc11_split_logical): Likewise.
2055 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2057 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2058 to VOIDmode in function call.
2059 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2061 (m68hc11_split_logical): Update declaration.
2062 (m68hc11_function_arg_padding): Update declaration.
2063 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2064 to array of enum reg_class.
2065 (mcore_attribute_table): Make static. Move higher in file.
2066 (mcore_rtx_costs): Add cast to enum type.
2067 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2068 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2069 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2071 * config/sh/predicates.md (trapping_target_operand): Rename and to
2073 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2075 * config/spu/spu.c (spu_attribute_table): Make static. Move
2077 * config/v850/v850.c (v850_attribute_table): Make static. Move
2079 (v850_rtx_costs): Use local code with enum type.
2080 (expand_epilogue): Add cast.
2081 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2083 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2086 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2087 -m2a-single-only and -m2a-nofpu.
2088 * config/sh/sh.opt: Document m2a generates FPU code.
2090 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2092 * defaults.h (CAN_ELIMINATE): Provide default.
2093 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2094 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2095 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2096 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2097 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2098 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2099 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2100 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2101 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2102 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2104 2009-06-24 DJ Delorie <dj@redhat.com>
2106 * mep-ext-cop.cpu: Fix copyright notice.
2107 * mep-default: Fix copyright notice.
2108 * mep-core: Fix copyright notice.
2109 * mep: Fix copyright notice.
2110 * mep-ivc2: Fix copyright notice.
2111 * mep-c5: Fix copyright notice.
2113 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2115 * doc/contrib.texi (Contributors):
2117 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2120 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2121 src and dst operands if necessary.
2123 2009-06-23 DJ Delorie <dj@redhat.com>
2126 * config.gcc: Add mep support.
2127 * recog.c: Resurrect validate_replace_rtx_subexp().
2128 * recog.h: Likewise.
2129 * config/mep/: Add new port:
2130 * config/mep/constraints.md: New file.
2131 * config/mep/default.h: New file.
2132 * config/mep/intrinsics.h: New file.
2133 * config/mep/intrinsics.md: New file.
2134 * config/mep/ivc2-template.h: New file.
2135 * config/mep/mep-c5.cpu: New file.
2136 * config/mep/mep-core.cpu: New file.
2137 * config/mep/mep-default.cpu: New file.
2138 * config/mep/mep-ext-cop.cpu: New file.
2139 * config/mep/mep-intrin.h: New file.
2140 * config/mep/mep-ivc2.cpu: New file.
2141 * config/mep/mep-lib1.asm: New file.
2142 * config/mep/mep-lib2.c: New file.
2143 * config/mep/mep-pragma.c: New file.
2144 * config/mep/mep-protos.h: New file.
2145 * config/mep/mep-tramp.c: New file.
2146 * config/mep/mep.c: New file.
2147 * config/mep/mep.cpu: New file.
2148 * config/mep/mep.h: New file.
2149 * config/mep/mep.md: New file.
2150 * config/mep/mep.opt: New file.
2151 * config/mep/predicates.md: New file.
2152 * config/mep/t-mep: New file.
2154 2009-06-23 Ian Lance Taylor <iant@google.com>
2156 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2157 from loose_warn into c_loose_warn and from strict_warn into
2158 c_strict_warn. Set and substitute warn_cxxflags. Check for
2159 --enable-build-with-cxx. Set and substitute
2160 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2161 * Makefile.in (CXXFLAGS): New variable.
2162 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2163 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2164 the default is the same as $(STRICT_WARN).
2165 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2166 (CXX): New variable.
2167 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2168 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2169 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2170 (HOST_LIBS): New variable.
2171 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2172 (ALL_CXXFLAGS): New variable.
2173 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2174 * doc/install.texi (Configuration): Document
2175 --enable-build-with-cxx, --with-stage1-ldflags,
2176 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2177 * configure: Rebuild.
2179 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2181 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2182 from previous commit.
2184 2009-06-23 Ian Lance Taylor <iant@google.com>
2186 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2188 2009-06-23 Ian Lance Taylor <iant@google.com>
2190 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2191 with ATTRIBUTE_UNUSED.
2193 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2194 Pat Haugen <pthaugen@us.ibm.com>
2195 Revital Eres <eres@il.ibm.com>
2197 * config.in (HAVE_AS_POPCNTD): Add default definition.
2198 (HAVE_AS_LWSYNC): Ditto.
2200 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2202 (gcc_cv_as_powerpc_cmpb): Ditto.
2203 (gcc_cv_as_powerpc_dfp): Ditto.
2204 (gcc_cv_as_powerpc_vsx): Ditto.
2205 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2206 supporting the popcntd/lwsync instructions.
2207 (gcc_cv_as_powerpc_lwsync): Ditto.
2208 * configure: Regenerate.
2210 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2211 -mcpu=native and -mcpu=power7.
2212 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2214 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2215 a variable instead of a mask to reduce the number of mask bits.
2216 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2217 (-mbit-word): Ditto.
2218 (-mregnames): Ditto.
2219 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2220 (-mfused-madd): Ditto.
2222 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2224 (-mvsx): New switch for VSX instructions.
2225 (-misel): Move from a variable to a mask to allow it to be set by
2228 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2229 function declaration to an array declaration.
2230 (rs6000_hard_regno_nregs): New external array declaration.
2232 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2233 files included by rs6000.md.
2235 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2236 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2238 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2240 (rs6000_debug_reg): New -mdebug= variables.
2241 (rs6000_debug_addr): Ditto.
2242 (rs6000_debug_cost): Ditto.
2243 (rs6000_pmode): New variable to hold Pmode.
2244 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2245 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2246 calculated at compiler start.
2247 (rs6000_hard_regno_nregs): Change function to an array which holds
2248 HARD_REGNO_NREGS calculated at compiler start.
2249 (rs6000_explicit_options): Delete isel field.
2250 (rs6000_vector_unit): New array to hold which vector unit
2251 supports arithmetic options for a given type.
2252 (rs6000_vector_mem): New array to hold which vector unit supports
2253 memory reference operations for a given type.
2254 (rs6000_vector_align): New array to given the alignment of each
2256 (power7_cost): New basic costs for power7.
2257 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2258 (rs6000_hard_regno_nregs_internal): New function, moved from
2259 HARD_REGNO_NREGS, to calculate the number of registers each hard
2260 register takes for each type.
2261 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2262 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2263 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2264 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2265 unit information here so it is calculated once at compiler startup
2267 (rs6000_override_options): Make -misel a target mask. Add more
2268 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2269 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2271 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2272 (rs6000_handle_option): Move -misel from variable to target mask.
2273 (rs6000_builtin_mask_for_load): Add VSX support.
2274 (rs6000_conditional_register_usage): Ditto.
2275 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2276 (function_arg_boundary): Ditto.
2277 (rs6000_expand_builtin): Ditto.
2278 (def_builtin): Make abort message a little friendlier.
2279 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2281 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2282 assembler support the popcntd instruction instead of a vsx
2283 instruction to enable power7 support.
2284 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2285 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2286 option to the assembler if -mcpu=native.
2287 (ASM_CPU_NATIVE_SPEC): Ditto.
2288 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2290 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2291 the lwsync instruction.
2292 (enum processor_type): Add PROCESSOR_POWER7.
2293 (rs6000_debug_reg): New -mdebug= options.
2294 (rs6000_debug_addr): Ditto.
2295 (rs6000_debug_cost): Ditto.
2296 (rs6000_isel): Delete.
2297 (enum rs6000_vector): New enum to say what vector unit we have.
2298 (VECTOR_UNIT_*): New macros to say which vector unit has
2299 arithmetic operations for a given type.
2300 (VECTOR_MEM_*): New macros to say which vector unit has memory
2301 operations for a given type.
2302 (TARGET_LDBRX): Whether the machine supports the ldbrx
2304 (TARGET_ISEL): Delete, -misel moved to be a mask.
2305 (TARGET_ISEL64): New macro for 64-bit isel support.
2306 (UNITS_PER_VSX_WORD): New macro.
2307 (POINTER_SIZE): Move to be an external variable, rather than
2308 calculating whether we are generating 32 ot 64-bit code.
2310 (STACK_BOUNDARY): Add VSX support.
2311 (LOCAL_ALIGNMENT): Ditto.
2312 (SLOW_UNALIGNED_ACCESS): Ditto.
2313 (VSX_REGNO_P): New macro for VSX support.
2314 (VFLOAT_REGNO_P): Ditto.
2315 (VINT_REGNO_P): Ditto.
2316 (VLOGICAL_REGNO_P): Ditto.
2317 (VSX_VECTOR_MODE): Ditto.
2318 (VSX_SCALAR_MODE): Ditto.
2320 (VSX_MOVE_MODE): Ditto.
2321 (VSX_REG_CLASS_P): Ditto.
2322 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2324 (UNITS_PER_SIMD_WORD): Add VSX support.
2325 (MODES_TIEABLE_P): Ditto.
2326 (STARTING_FRAME_OFFSET): Ditto.
2327 (STACK_DYNAMIC_OFFSET): Ditto.
2328 (EPILOGUE_USES): Ditto.
2329 (REGNO_REG_CLASS): Move to array lookup.
2330 (CLASS_MAX_NREGS): Ditto.
2331 (rs6000_vector_reg_class): Add declaration.
2332 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2333 overlap with the floating point and Altivec registers.
2335 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2337 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2338 give the appropriate asm switches if -mcpu=native.
2339 (host_detect_local_cpu): Add support for "asm".
2340 (host_detect_local_cpu): Follow GNU code guidelines for name.
2342 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2343 -mbit-word to a variable instead of being a target mask.
2345 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2346 emit the lwsync instruction instead of emitting the instruction as
2347 an integer constant.
2349 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2350 fixuns_trundfsi2, move expander into rs6000.md.
2352 * config/rs6000/rs6000.md (cpu): Add power7.
2353 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2354 (logical predicate patterns): Change the single instruction
2355 primitives that set CR0 to be fast_compare instead of compare.
2357 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2358 (popcntddi2): Ditto.
2359 (popcount<mode>): Ditto.
2360 (floating multiply/add insns): Name the floating point
2362 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2363 (isel_unsigned_<mode>): Ditto.
2364 (fixuns_trundfsi2): Move expander here from spe.md.
2365 (smindi3): Define if we have -misel on 64-bit systems.
2370 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2372 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2374 * config/avr/avr.c (avr_current_device): New variable.
2375 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2376 (avr_arch, mcu_type_s): Move to avr.h.
2377 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2378 default_data_section_start fields.
2379 (avr_arch): Moved from avr.c.
2380 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2381 library_name fields.
2382 (avr_current_device, avr_mcu_types, avr_arch_types,
2383 avr_device_to_arch, avr_device_to_data_start,
2384 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2385 (EXTRA_SPEC_FUNCTIONS): Define.
2386 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2387 options mapping. Use device_to_arch and device_to_data_start insted.
2388 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2389 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2390 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2391 * config/avr/driver-avr.c: New file.
2392 * config/avr/avr-devices.c: New file.
2394 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2396 * var-tracking.c (unshare_variable): Force initialized to
2397 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2398 (set_variable_part): Likewise.
2399 (struct variable_union_info): Remove pos_src field.
2400 (vui_vec, vui_allocated): New variables.
2401 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2402 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2403 == 1 use a simpler sorting algorithm. Compute pos field right
2404 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2405 Avoid quadratic comparison if !flag_var_tracking_uninit.
2406 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2407 unshare_variable unconditionally.
2408 (dataflow_set_different_2): Removed.
2409 (dataflow_set_different): Don't traverse second hash table.
2410 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2411 unconditionally to var_reg_set or var_mem_set.
2412 (emit_notes_in_bb): Likewise.
2413 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2415 (emit_note_insn_var_location): Don't set initialized to
2416 VAR_INIT_STATUS_INITIALIZED early.
2417 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2419 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2421 * tree-object-size.c (addr_object_size): Instead of checking
2422 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2423 are no FIELD_DECLs following it.
2425 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2427 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2428 order to match bswaps with signed source operands.
2430 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2432 * sdbout.c (sdbout_one_type): Fix braces in switch.
2434 2009-06-23 Richard Guenther <rguenther@suse.de>
2436 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2438 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2439 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2440 var_callused, callused_tree, var_storedanything, storedanything_tree,
2441 var_integer, integer_tree): Remove global variables.
2442 (new_var_info): Do not pass new id, append the new var to the
2443 global variable vector.
2444 (do_ds_constraint): Use is_global_var member of the variable-info.
2445 (new_scalar_tmp_constraint_exp): Adjust.
2446 (create_function_info_for): Likewise.
2447 (create_variable_info_for): Likewise.
2448 (find_what_var_points_to): Remove dead code.
2449 (init_base_vars): Simplify.
2450 (compute_points_to_sets): Adjust.
2452 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2454 * combine.c (try_combine): Dump information about the insns we're
2457 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2459 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2460 check when calling force_to_mode on TRUNCATE's operand.
2462 2009-06-22 Ian Lance Taylor <iant@google.com>
2464 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2466 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2468 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2470 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2472 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2473 override library linkage flags such as -static-libgcc or
2476 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2478 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2480 2009-06-22 Ian Lance Taylor <iant@google.com>
2482 * config/linux.opt: Put mglibc ahead of muclibc.
2484 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2485 for duplicate decls.
2487 2009-06-22 Matthias Klose <doko@ubuntu.com>
2489 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2491 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2494 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2495 instead of NULL if a parser error occurs.
2497 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2499 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2500 non-DWARF2_DEBUGGING_INFO version.
2502 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2504 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2505 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2507 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2508 (LIBGCC2_TF_CEXT): Define.
2511 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2514 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2516 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2518 * config/arm/arm.c (arm_override_options): Disable
2519 -mcaller-super-interworking and -mcallee-super-interworking.
2520 * doc/invoke.texi (ARM Options): Document this.
2522 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2524 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2525 * config/arm/constraints.md (j): New constraint for movw operands.
2526 (N): Remove thumb2 meaning.
2527 * config/arm/arm.md (*arm_movw): Delete.
2528 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2529 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2530 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2532 2009-06-22 Martin Jambor <mjambor@suse.cz>
2534 PR tree-optimization/40492
2535 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2536 build_ref_for_offset.
2538 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2540 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2541 JUMP_TABLE_DATA_P predicates where applicable.
2542 * auto-inc-dec.c: Ditto.
2543 * builtins.c: Ditto.
2544 * caller-save.c: Ditto.
2546 * cfgcleanup.c: Ditto.
2547 * cfglayout.c: Ditto.
2550 * combine-stack-adj.c: Ditto.
2556 * dwarf2asm.c: Ditto.
2557 * dwarf2out.c: Ditto.
2558 * emit-rtl.c: Ditto.
2564 * function.c: Ditto.
2567 * genpreds.c: Ditto.
2568 * genrecog.c: Ditto.
2570 * ira-costs.c: Ditto.
2571 * ira-lives.c: Ditto.
2574 * lower-subreg.c: Ditto.
2575 * modulo-sched.c: Ditto.
2577 * postreload.c: Ditto.
2578 * print-rtl.c: Ditto.
2587 * sched-vis.c: Ditto.
2589 * sel-sched-ir.c: Ditto.
2590 * simplify-rtx.c: Ditto.
2591 * targhooks.c: Ditto.
2592 * var-tracking.c: Ditto.
2593 * vmsdbgout.c: Ditto.
2595 2009-06-22 Matthias Klose <doko@ubuntu.com>
2597 * Makefile.in (install-plugin): Always use DESTDIR.
2599 2009-06-22 Olivier Hainque <hainque@adacore.com>
2601 * config/pa/pa.c (output_call): Don't optimize post call jumps
2602 into return address adjustments if the call may throw.
2604 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2606 * arm.c (thumb1_output_casesi): New function.
2607 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2608 optimizing for size or PIC.
2609 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2610 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2611 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2612 (thumb1_casesi_internal_pic): New expand rule.
2613 (thumb1_casesi_dispatch): New pattern.
2614 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2616 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2617 in the text seciton when PIC or optimizing for size.
2618 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2619 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2620 preservation properties of code.
2621 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2622 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2623 (__gnu_thumb1_case_si): New function.
2624 * t-arm (LIB1ASMSRC): Define here.
2625 (LIB1ASMFUNCS): Add some common functions.
2626 * t-arm-elf (LIB1ASMSRC): Delete.
2627 (LIB1ASMFUNCS): Append to existing set.
2628 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2629 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2630 * t-symbian (LIB1ASMFUNCS): Likewise.
2631 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2632 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2634 2009-06-21 Richard Guenther <rguenther@suse.de>
2636 PR tree-optimization/38729
2637 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2638 to loops with a single exit if -fno-expensive-optimizations.
2640 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2642 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2643 (dataflow_set): Change vars type from htab_t to shared_hash.
2644 (shared_hash_pool, empty_shared_hash): New variables.
2645 (vars_clear): Removed.
2646 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2647 shared_hash_find_slot_unshare, shared_hash_find_slot,
2648 shared_hash_find_slot_noinsert, shared_hash_find): New
2650 (shared_hash_unshare, shared_hash_destroy): New functions.
2651 (unshare_variable): Unshare set->vars if shared, use
2653 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2654 (get_init_value, find_src_set_src, dump_dataflow_set,
2655 clobber_variable_part, emit_notes_for_differences): Use
2657 (dataflow_set_init): Remove second argument, set vars to
2658 empty_shared_hash instead of creating a new htab.
2659 (dataflow_set_clear): Call shared_hash_destroy and set vars
2660 to empty_shared_hash instead of calling vars_clear.
2661 (dataflow_set_copy): Don't call vars_copy, instead just share
2662 the src htab with dst.
2663 (variable_union): Use shared_hash_*, use initially NO_INSERT
2664 lookup if set->vars is shared. Don't keep slot cleared before
2665 calling unshare_variable. Unshare set->vars if needed.
2666 Even ->refcount == 1 vars must be unshared if set->vars is shared
2667 and var needs to be modified.
2668 (variable_canonicalize): New function.
2669 (dataflow_set_union): If dst->vars is empty, just share src->vars
2670 with dst->vars and traverse with variable_canonicalize to canonicalize
2671 and unshare what is needed.
2672 (dataflow_set_different): If old_set and new_set use the same shared
2673 htab, they aren't different. If number of htab elements is different,
2674 htabs are different. Use shared_hash_*.
2675 (dataflow_set_destroy): Call shared_hash_destroy instead of
2677 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2678 second argument to dataflow_set_init.
2679 (vt_initialize): Likewise. Initialize shared_hash_pool and
2680 empty_shared_hash, move bb in/out initialization afterwards.
2681 Use variable_htab_free instead of NULL as changed_variables del hook.
2682 (variable_was_changed): Change type of second argument to pointer to
2683 dataflow_set. When inserting var into changed_variables, bump
2684 refcount. Unshare set->vars if set is shared htab and slot needs to
2686 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2687 lookup if set->vars is shared. Unshare set->vars if needed.
2688 Even ->refcount == 1 vars must be unshared if set->vars is shared
2689 and var needs to be modified. Adjust variable_was_changed caller.
2690 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2691 vars must be unshared if set->vars is shared and var needs to be
2692 modified. Adjust variable_was_changed caller.
2693 (emit_note_insn_var_location): Don't pool_free var.
2694 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2696 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2697 free_alloc_pool on shared_hash_pool.
2699 2009-06-20 Anthony Green <green@moxielogic.com>
2701 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2702 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2704 2009-06-20 Richard Guenther <rguenther@suse.de>
2706 * tree-ssa-structalias.c (find_func_aliases): For memset use
2707 a constraint from NULL if we memset to zero.
2708 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2709 we explicitly handle that do not read from memory.
2710 (call_may_clobber_ref_p_1): Properly handle builtins that may
2713 2009-06-20 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/40495
2716 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2717 (new_scalar_tmp_constraint_exp): New function.
2718 (process_constraint): Do not create temporary decls.
2719 (process_all_all_constraints): Likewise.
2720 (handle_const_call): Likewise.
2721 (create_function_info_for): Do not set decl.
2723 2009-06-19 Ian Lance Taylor <iant@google.com>
2725 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2726 (rs6000_attribute_table): Make static; move before use.
2728 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2730 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2731 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2732 Propagate the TREE_READONLY flag without overwriting it.
2733 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2734 Propagate the TREE_READONLY flag onto the result.
2735 (process_call_operands): Move around. Use correct constant value.
2737 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2740 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2741 * config/arm/arm.md: Likewise.
2743 2009-06-19 Ian Lance Taylor <iant@google.com>
2745 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2746 to GIMPLE_ERROR_MARK.
2748 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2749 op2_original_type parameters. Warn about using different enum types.
2750 * c-parser.c (c_parser_conditional_expression): Pass original
2751 types to build_conditional_expr.
2752 * c-tree.h (build_conditional_expr): Update declaration.
2754 2009-06-19 Ian Lance Taylor <iant@google.com>
2756 * config/i386/i386.c (ix86_function_specific_save): Test that
2757 fields match values, rather than testing the values are in a
2760 2009-06-19 Richard Guenther <rguenther@suse.de>
2762 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2764 (ptr_derefs_may_alias_p): Likewise.
2765 (ptr_deref_may_alias_ref_p_1): New function.
2766 (ptr_deref_may_alias_ref_p): Likewise.
2767 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2768 covered by looking at the ESCAPED solution.
2769 (call_may_clobber_ref_p_1): Likewise.
2770 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2771 Handle NULL_TREE offset. Do not produce redundant constraints.
2772 (process_all_all_constraints): New helper function.
2773 (do_structure_copy): Use it.
2774 (handle_lhs_call): Likewise.
2775 (find_func_aliases): Handle some builtins with pointer arguments
2776 and/or return values explicitly.
2778 2009-06-19 Ian Lance Taylor <iant@google.com>
2780 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2782 2009-06-19 Ian Lance Taylor <iant@google.com>
2784 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2786 2009-06-19 Ian Lance Taylor <iant@google.com>
2788 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2789 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2792 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2793 uninitialized const.
2795 2009-06-19 Ian Lance Taylor <iant@google.com>
2797 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2800 * c-decl.c (in_struct, struct_types): Remove.
2801 (struct c_binding): Add in_struct field.
2802 (c_binding_ptr): Define type, along with VEC.
2803 (struct c_struct_parse_info): Define.
2804 (struct_parse_info): New static variable.
2805 (bind): Initialize in_struct field.
2806 (start_struct): Remove enclosing_in_struct and
2807 enclosing_struct_types parameters. Add
2808 enclosing_struct_parse_info parameter. Change all callers. Set
2809 struct_parse_info rather than in_struct and struct_types.
2810 (grokfield): If -Wc++-compat and there is a symbol binding for the
2811 field name, set the in_struct flag and push it on the
2812 struct_parse_info->fields vector.
2813 (warn_cxx_compat_finish_struct): New static function.
2814 (finish_struct): Remove enclosing_in_struct and
2815 enclosing_struct_types parameters. Add
2816 enclosing_struct_parse_info parameter. Change all callers. Don't
2817 set C_TYPE_DEFINED_IN_STRUCT here. Call
2818 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2819 parameter. Only push on struct_types if warn_cxx_compat.
2820 (finish_enum): Only push on struct_types if warn_cxx_compat.
2821 (declspecs_add_type): Add loc parameter. Change all callers.
2822 Change all error calls to error_at. Pass loc, not input_location,
2823 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2824 defined in a struct. If -Wc++-compat and parsing a struct, record
2825 that a typedef name was used.
2826 * c-parser.c (c_parser_declspecs): Get location to pass to
2828 (c_parser_struct_or_union_specifier): Update calls to start_struct
2830 * c-tree.h (struct c_struct_parse_info): Declare.
2831 (finish_struct, start_struct): Update declarations.
2832 (declspecs_add_type): Update declaration.
2834 2009-06-19 Ian Lance Taylor <iant@google.com>
2836 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2837 variable with an anonymous type.
2839 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2841 * see.c: Remove for real.
2843 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2845 * optabs.h (enum optab_index): Add new OTI_significand.
2846 (significand_optab): Define corresponding macro.
2847 * optabs.c (init_optabs): Initialize significand_optab.
2848 * genopinit.c (optabs): Implement significand_optab using
2849 significand?f2 patterns.
2850 * builtins.c (expand_builtin_mathfn): Handle
2851 BUILT_IN_SIGNIFICAND{,F,L}.
2852 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2853 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2855 * config/i386/i386.md (significandxf2, significand<mode>2): New
2856 expanders to implement significandf, significand and significandl
2857 built-ins as inline x87 intrinsics.
2859 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2861 * config/avr/avr.c (avr_override_options): Remove setting value of
2862 PARAM_INLINE_CALL_COST.
2864 2009-06-18 Richard Henderson <rth@redhat.com>
2867 * tree-pass.h (TDF_ASMNAME): New.
2868 * tree-dump.c (dump_options): Add asmname.
2869 * doc/invoke.texi: Document it.
2871 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2872 (dump_decl_name): ...here.
2873 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2874 (dump_generic_node): Update dump_function_name calls.
2875 (print_call_name): New flags arg; update all dump calls.
2876 * diagnostic.h (print_call_name): Update.
2877 * gimple-pretty-print.c (dump_gimple_call): Update.
2879 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2882 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2884 2009-06-18 Diego Novillo <dnovillo@google.com>
2886 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2887 * plugin.c (str_license): Declare.
2888 (try_init_one_plugin): Assert that the symbol
2889 'plugin_is_GPL_compatible' exists.
2891 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2894 * Makefile.in (OBJS-common): Remove see.o.
2896 * common.opt (fsee): Mark as preserved for backward compatibility.
2897 * opts.c (common_handle_option): Add OPT_fsee to the backward
2898 compatibility section.
2899 * passes.c (init_optimization_passes, pass_see): Remove pass.
2900 * timevar.def (TV_SEE): Remove.
2901 * tree-pass.h (pass_see): Remove declaration.
2902 * doc/invoke.texi (-fsee): Remove documentation.
2904 2009-06-18 Martin Jambor <mjambor@suse.cz>
2906 * tree-sra.c: Include statistics.h
2907 (sra_stats): New variable.
2908 (sra_initialize): Clear sra_stats.
2909 (create_access_replacement): Increment sra_stats.replacements.
2910 (get_access_replacement): Do not return twice.
2911 (analyze_all_variable_accesses): Increment statistics counter by the
2912 number of scalarized aggregates.
2913 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2914 (sra_modify_expr): Increment sra_stats.exprs.
2915 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2916 (sra_modify_assign): Increment sra_stats.exprs,
2917 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2918 (perform_intra_sra): Update statistics counters.
2919 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2921 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2923 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2924 (arm_scalar_mode_supported_p): New function.
2926 2009-06-18 Paul Brook <paul@codesourcery.com>
2927 Sandra Loosemore <sandra@codesourcery.com>
2929 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2930 (__extendhfsf2, __truncsfhf2): Define.
2931 * config/arm/fp16.c: New file.
2932 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2933 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2935 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2937 * doc/extend.texi (Half-Precision): New section.
2938 * doc/invoke.texi (Option Summary): List -mfp16-format.
2939 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2940 * config/arm/arm.opt (mfp16-format=): New.
2941 * config/arm/arm.c: Include intl.h.
2942 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2943 (TARGET_INVALID_RETURN_TYPE): Redefine.
2944 (TARGET_PROMOTED_TYPE): Redefine.
2945 (TARGET_CONVERT_TO_TYPE): Redefine.
2946 (arm_fp16_format): Define.
2947 (all_fpus): Add entry for neon-fp16.
2948 (fp_model_for_fpu): Likewise.
2949 (struct fp16_format): Declare.
2950 (all_fp16_formats): Define.
2951 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2953 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2955 (arm_legitimate_index_p): Treat HFmode like HImode.
2956 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2957 (coproc_secondary_reload_class): Special-case HFmode.
2958 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2959 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2960 (arm_init_fp16_builtins): New.
2961 (arm_init_builtins): Call it.
2962 (arm_invalid_parameter_type): New.
2963 (arm_invalid_return_type): New.
2964 (arm_promoted_type): New.
2965 (arm_convert_to_type).
2966 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2968 (arm_emit_fp16_const): New function.
2969 (arm_mangle_type): Mangle __fp16 as "Dh".
2970 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2972 (TARGET_NEON_FP16): New.
2973 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2974 (enum fputype): Add FPUTYPE_NEON_FP16.
2975 (enum arm_fp16_format_type): Declare.
2976 (arm_fp16_format): Declare.
2977 (LARGEST_EXPONENT_IS_NORMAL): Define.
2978 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2979 * config/arm/arm-modes.def (HFmode): Define.
2980 * config/arm/vfp.md: (*movhf_vfp): New.
2983 * config/arm/arm.md: (fpu): Add neon_fp16.
2984 (floatsihf2, floatdihf2): New.
2985 (fix_trunchfsi2, fix_trunchfdi2): New.
2989 (*arm32_movhf): New.
2990 (*thumb1_movhf): New.
2991 (consttable_2): Add check for HFmode constants.
2992 (consttable_4): Handle HFmode constants.
2994 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2996 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2998 2009-06-17 Olivier Hainque <hainque@adacore.com>
3000 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3001 const char ** conversion in AIX specific section.
3003 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3005 * config/i386/i386.c (ix86_special_builtin_type): Remove
3006 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3007 (bdesc_special_args): Updated.
3008 (ix86_init_mmx_sse_builtins): Likewise.
3009 (ix86_expand_special_args_builtin): Likewise.
3011 2009-06-17 Richard Henderson <rth@redhat.com>
3013 * tree-pretty-print.c (maybe_dump_asm_name): New.
3014 (dump_decl_name): Use it.
3015 (PRINT_FUNCTION_NAME): Merge into...
3016 (dump_function_name): ... here. Use maybe_dump_asm_name.
3018 2009-06-17 Cary Coutant <ccoutant@google.com>
3020 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3022 * debug.c (struct gcc_debug_hooks): Change placeholder for
3024 (debug_nothing_int_charstar_int): Replaced by...
3025 (debug_nothing_int_charstar_int_bool): ...this.
3026 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3027 source_line prototype.
3028 (debug_nothing_int_charstar_int): Replaced by...
3029 (debug_nothing_int_charstar_int_bool): ...this.
3030 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3031 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3032 Output is_stmt operand when necessary.
3033 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3034 (notice_source_line): Add is_stmt parameter.
3035 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3036 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3038 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3039 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3041 2009-06-17 Ian Lance Taylor <iant@google.com>
3043 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3045 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3048 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3050 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3051 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3052 tree_strip_sign_nop_conversions and
3053 tree_ssa_strip_useless_type_conversions rather than stripping
3054 the operations here.
3055 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3057 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3058 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3059 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3060 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3063 2009-06-17 Michael Eager <eager@eagercon.com>
3065 * config/rs6000/constraints.md (register_constraint "d"): New.
3066 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3067 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3068 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3069 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3070 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3071 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3072 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3073 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3074 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3075 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3077 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3078 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3079 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3080 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3081 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3082 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3083 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3084 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3085 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3086 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3087 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3088 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3089 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3090 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3092 2009-06-16 Ian Lance Taylor <iant@google.com>
3094 * profile.c (total_num_never_executed): Don't define.
3095 (compute_branch_probabilities): Don't count or print
3097 (init_branch_prob): Don't set total_num_never_executed.
3098 (end_branch_prob): Don't print total_num_never_executed.
3100 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3102 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3104 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3106 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3107 (nabstd2_fpr): Same.
3109 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3111 * expr.c (expand_assignment): Change complex type check.
3113 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3115 * doc/plugins.texi (Building GCC plugins): Added new section.
3117 2009-06-17 Ian Lance Taylor <iant@google.com>
3119 * c-pch.c (get_ident): Don't set size of templ array.
3120 (pch_init): Don't set size of partial_pch array.
3122 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3123 string constant to intialize an array whose size is the length of
3126 2009-06-17 Richard Guenther <rguenther@suse.de>
3128 PR tree-optimization/40389
3129 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3130 to addressable types.
3131 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3133 2009-06-17 Richard Guenther <rguenther@suse.de>
3136 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3137 if there is no evolution of left in the loop bail out.
3138 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3139 chrec_fold_multiply.
3141 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3142 Janis Johnson <janis187@us.ibm.com>
3145 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3146 for the symbol ref of a constant that is the source of a move
3147 - nor for any other not-obvious-label-ref constants.
3149 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3151 * plugin.c (position_pass): Skip newly inserted pass during list
3152 traversal to avoid repeated insertion.
3154 2009-06-16 Ian Lance Taylor <iant@google.com>
3156 * vec.h (VEC_stack_alloc): Define different version if
3157 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3158 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3159 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3160 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3162 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3164 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3166 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3167 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3168 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3169 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3170 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3171 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3172 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3173 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3174 __builtin_ia32_rdtscp.
3175 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3176 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3177 and __builtin_ia32_rorhi.
3178 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3179 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3180 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3181 (ix86_expand_args_builtin): Likewise.
3182 (ix86_expand_special_args_builtin): Likewise.
3184 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3185 (UNSPECV_RDTSC): Likewise.
3186 (UNSPECV_RDPMC): Likewise.
3187 (*bsr): Renamed to ...
3189 (*bsr_rex64): Renamed to ...
3193 (*rdpmc_rex64): Likewise.
3196 (*rdtsc_rex64): Likewise.
3198 (*rdtscp): Likewise.
3199 (*rdtscp_rex64): Likewise.
3201 * config/i386/ia32intrin.h: New.
3203 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3205 2009-06-16 Ian Lance Taylor <iant@google.com>
3207 * ira-build.c (copy_info_to_removed_store_destinations):
3208 Initialize parent_a.
3210 2009-06-16 Ian Lance Taylor <iant@google.com>
3212 * c-decl.c (grokdeclarator): Change size_varies to bool.
3214 2009-06-16 Ian Lance Taylor <iant@google.com>
3216 * sel-sched.c: Make forward declarations of move_op_hooks and
3217 fur_hooks explicitly extern.
3219 2009-06-16 Ian Lance Taylor <iant@google.com>
3221 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3222 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3224 2009-06-16 Ian Lance Taylor <iant@google.com>
3226 * resource.c (mark_referenced_resources): Change
3227 include_delayed_effects parameter to bool. Change all callers.
3228 (mark_end_of_function_resources): Likewise.
3229 * reorg.c (insn_references_resource_p): Likewise.
3230 (insn_sets_resource_p): Likewise.
3231 * resource.h (mark_referenced_resources): Update declaration.
3232 (mark_end_of_function_resources): Update declaration.
3234 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3236 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3238 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3240 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3241 GCC can bootstrap on AIX with GNU Binutils 2.20.
3243 2009-06-16 Ian Lance Taylor <iant@google.com>
3245 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3247 2009-06-16 Ian Lance Taylor <iant@google.com>
3249 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3250 inline, not extern inline.
3251 (exact_log2): Likewise.
3252 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3254 (exact_log2): Likewise, but don't test CTZ_HWI.
3256 2009-06-16 Ian Lance Taylor <iant@google.com>
3258 * bitmap.c (bitmap_clear): Don't declare as inline.
3259 * gimple.c (gimplify_assign): Likewise.
3260 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3261 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3262 (sched_scan_info): Remove duplicate definition.
3264 2009-06-16 Ian Lance Taylor <iant@google.com>
3266 * c-common.c (skip_evaluation): Don't define.
3267 (c_inhibit_evaluation_warnings): Define global variable.
3268 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3269 than skip_evaluation.
3270 (convert_and_check, warn_for_div_by_zero): Likewise.
3271 * c-common.h (skip_evaluation): Don't declare.
3272 (c_inhibit_evaluation_warnings): Declare.
3273 * c-parser.c (c_parser_typeof_specifier): Set
3274 c_inhibit_evaluation_warnings rather than skip_evaluation.
3275 (c_parser_conditional_expression): Likewise.
3276 (c_parser_binary_expression): Likewise.
3277 (c_parser_sizeof_expression): Likewise.
3278 (c_parser_alignof_expression): Likewise.
3279 * c-typeck.c (build_indirect_ref): Check
3280 c_inhibit_evaluation_warnings rather than skip_evaluation.
3281 (build_conditional_expr, build_binary_op): Likewise.
3283 2009-06-16 Richard Guenther <rguenther@suse.de>
3285 * tree-ssa-alias.c (is_escape_site): Remove.
3286 * tree-ssa-alias.h (enum escape_type): Remove.
3287 (is_escape_site): Likewise.
3288 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3289 via casts and asms without deferring to is_escape_site.
3291 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3294 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3295 use gen_lowpart if op0 has complex mode.
3297 2009-06-16 Richard Guenther <rguenther@suse.de>
3299 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3300 variables add them to ESCAPED.
3301 (find_func_aliases): Do not make all indirectly stored values escaped.
3303 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3305 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3308 2009-06-16 Martin Jambor <mjambor@suse.cz>
3310 PR tree-optimization/40432
3311 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3312 check whether we need to force gimple register operand.
3314 2009-06-16 Martin Jambor <mjambor@suse.cz>
3316 PR tree-optimization/40413
3317 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3318 build_ref_for_offset.
3319 (propagate_subacesses_accross_link): Fix a typo in a comment.
3321 2009-06-16 Ira Rosen <irar@il.ibm.com>
3323 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3324 with additional parameter.
3325 * tree-vectorizer.h (enum vect_def_type): Add new value
3327 (enum vect_relevant): Add comments.
3328 (vect_is_simple_reduction): Add new argument.
3329 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3330 Detect nested cycles.
3331 (vect_is_simple_reduction): Update documentation, add an argument to
3332 distinguish inner-loop reduction from nested cycle, detect nested
3333 cycles, fix printings and indentation, don't swap operands in case
3335 (get_initial_def_for_reduction): Handle subtraction.
3336 (vect_create_epilog_for_reduction): Add new argument to specify
3338 (vect_finalize_reduction): Handle subtraction, fix comments.
3339 (vectorizable_reduction): Handle nested cycles. In case of nested
3340 cycle keep track of the reduction variable position. Call
3341 vect_is_simple_reduction with additional parameter. Use original
3342 statement code in reduction epilogue for nested cycle. Call
3343 vect_create_epilog_for_reduction with additional parameter.
3344 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3345 inner-loop vectorization.
3346 (vect_recog_widen_sum_pattern): Likewise.
3347 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3349 (vect_mark_stmts_to_be_vectorized): Likewise.
3350 (vect_get_vec_def_for_operand): Handle nested cycles.
3352 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3354 * doc/invoke.texi (Debugging Options): Fix option index entries
3355 for -fdump-statistics, -frandom-seed add entries for
3356 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3357 (FRV Options): Fix entries for -mTLS, -mtls.
3358 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3359 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3360 (M68hc1x Options): Fix @itemx for -mnominmax.
3361 (MCore Options): Fix entry for -mno-lsim.
3362 (MMIX Options): Fix entry for -mabi=mmixware.
3363 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3365 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3367 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3368 Mention the plugin mode of gengtype.
3369 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3370 * gengtype.c: Updated copyright.
3371 (plugin_files, nb_plugin_files) Added new static variables.
3372 (measure_input_list) Care about plugin_files.
3373 (write_rtx_next): Added early return in plugin mode.
3374 (create_file): Updated copyright year in generated file. Added
3376 (oprintf): Added early return if NULL outf.
3377 (get_output_file_with_visibility): Care of plugin_files.
3378 (get_output_file_name): May return null.
3379 (write_local): Added early return.
3380 (put_mangled_filename): Ditto.
3381 (finish_root_table): Added check for base_files.
3382 (write_roots): Care about null when plugins.
3383 (main): Added plugin mode.
3385 2009-06-15 Ian Lance Taylor <iant@google.com>
3387 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3388 * gcov.c (read_count_file): Add braces around variables declared
3391 * c.opt (Wjump-misses-init): New warning.
3392 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3393 -Wall and -Wc++-compat if not already set.
3394 (c_common_post_options): Clear warn_jump_misses_init if it was not
3396 * c-decl.c (struct c_binding): Change type field to a union with
3397 new label field. Make it the first field in the struct. Update
3398 references to type to use u.type instead.
3399 (struct c_spot_bindings): Define.
3400 (struct c_goto_bindings): Define.
3401 (c_goto_bindings_p): Define, along with VECs.
3402 (struct c_label_vars): Define.
3403 (struct c_scope): Add has_label_bindings field.
3404 (bind_label, set_spot_bindings): New static functions.
3405 (decl_jump_unsafe, update_spot_bindings): New static functions.
3406 (update_label_decls): New static function.
3407 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3408 Update binding u.label field to shadowed field.
3409 (c_binding_start_stmt_expr): New function.
3410 (c_binding_end_stmt_expr): New function.
3411 (pushdecl): Don't call c_begin_vm_scope.
3412 (make_label): Add defining and p_label_vars parameters. Change
3414 (lookup_label): Correct test for whether a label has not yet been
3415 defined. Call bind_label rather than bind.
3416 (warn_about_goto): New static function.
3417 (lookup_label_for_goto): New function.
3418 (declare_label): Call bind_label rather than bind.
3419 (check_earlier_gotos): New static function.
3420 (define_label): Don't give errors about jumping into statement
3421 expressions or scopes of variably modified types. Call
3422 set_spot_bindings and check_earlier_gotos. Call bind_label
3423 instead of bind. Don't set label_context_stack_se or
3424 label_context_stack_vm.
3425 (c_get_switch_bindings): New function.
3426 (c_release_switch_bindings): New function.
3427 (c_check_switch_jump_warnings): New function.
3428 (start_function): Don't set label_context_stack_se or
3429 label_context_stack_vm.
3430 (finish_function): Likewise.
3431 * c-typeck.c (label_context_stack_se): Don't define.
3432 (label_context_stack_vm): Don't define.
3433 (c_finish_goto_label): Call lookup_label_for_goto rather than
3434 lookup_label. Don't give errors about jumping into a statement
3435 expression or the scope of a variably modified type. Don't set
3436 label_context_stack_se or label_context_stack_vm.
3437 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3438 fields. Add bindings field.
3439 (c_start_case): Don't set deleted fields. Set bindings field.
3440 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3441 or blocked_vm. Call c_check_switch_jump_warnings.
3442 (c_finish_case): Don't test blocked_stmt_expr field. Call
3443 c_release_switch_bindings.
3444 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3445 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3446 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3447 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3448 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3449 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3450 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3451 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3452 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3453 (C_DECL_UNJUMPABLE_VM): Don't define.
3454 (C_DECL_UNDEFINABLE_VM): Don't define.
3455 (struct c_label_list): Don't define.
3456 (struct c_label_context_se): Don't define.
3457 (struct c_label_context_vm): Don't define.
3458 (struct c_spot_bindings): Declare.
3459 (c_bindings_start_stmt_expr): Declare.
3460 (c_bindings_end_stmt_expr): Declare.
3461 (lookup_label_for_goto): Declare.
3462 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3463 (c_check_switch_jump_warnings): Declare.
3464 (label_context_stack_se, label_context_stack_vm): Don't declare.
3465 (c_finish_goto_label): Update declaration.
3466 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3467 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3468 (Warning Options): Document -Wjump-misses-init.
3470 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3472 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3475 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3477 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3479 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3481 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3483 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3485 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3487 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3489 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3490 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3491 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3492 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3493 * dwarf2asm.c (dw2_force_const_mem): Update call to
3495 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3496 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3497 * langhooks.c (lhd_comdat_group): Remove.
3498 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3499 * tree.h (DECL_COMDAT_GROUP): New.
3500 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3501 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3502 (make_decl_one_only): Change signature.
3503 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3505 (make_decl_one_only): Change signature.
3506 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3508 2009-06-15 Richard Guenther <rguenther@suse.de>
3511 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3513 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3515 * tree-ssa-math-opts.c: Remove extra divide.
3517 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3519 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3521 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3523 * passes.c: Add bswap pass.
3524 * tree-pass.h: Add pass_optimize_bswap declaration.
3525 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3526 Include rtl.h, expr.h and optabs.h for optab_handler check.
3527 (struct symbolic_number, pass_optimize_bswap): New definition.
3528 (do_shift_rotate, verify_symbolic_number_p): New functions.
3529 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3530 (gate_optimize_bswap): New function.
3531 * tree.c (widest_int_cst_value): New function.
3532 * tree.h (widest_int_cst_value): Prototype added.
3534 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3536 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3537 REG_EQUAL/REG_EQUIV notes.
3539 2009-06-14 Richard Guenther <rguenther@suse.de>
3542 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3543 has its address taken if NRV was applied and it is addressable.
3544 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3545 function split out from ...
3546 (get_constraint_for_1): ... here.
3547 (handle_rhs_call): Use it to mark the return slot escaped if
3548 it is addressable and NRV was applied.
3550 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3552 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3553 Change first argument type to location_t.
3554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3555 Do not set input_location.
3556 Use loc instead of input_location throughout.
3558 2009-06-13 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/40421
3561 * tree-predcom.c (should_unroll_loop_p): Remove.
3562 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3564 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3566 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3567 Add location argument.
3569 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3571 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3573 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3574 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3575 * config/spu/spu-protos.h: Add location to
3576 spu_resolve_overloaded_builtin.
3577 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3578 spu_build_builtin_va_list.
3579 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3580 argument. Pass location to build_function_call_vec.
3581 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3583 (emit_fpu_switch): Same.
3584 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3585 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3586 to build_decl and create_artificial_label.
3587 (xtensa_gimplify_va_arg_expr): Same.
3588 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3589 (xstormy16_gimplify_va_arg_expr): Same.
3590 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3591 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3592 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3593 (mips16_build_function_stub): Same.
3594 (mips16_build_call_stub): Same.
3596 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3599 * arm/constraints.md (Pa, Pb): New constraints.
3600 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3601 split pattern to deal with them.
3603 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3605 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3606 fix index entry for -Xpreprocessor.
3608 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3610 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3611 Add location argument to build_decl call.
3612 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3613 (rs6000_init_builtins): Same.
3614 (spe_init_builtins): Same.
3615 (rs6000_gimplify_va_arg): Add location argument to
3616 create_artificial_label call.
3618 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3620 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3621 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3622 * Makefile.in: Fix GGC dependency for gcse.o.
3624 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3626 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3627 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3628 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3630 * c-parser.c (c_parser_binary_expression): Use current column while
3631 building binary operations.
3632 * common.opt (fshow-column): Enable by default.
3633 * tree-vrp.c (check_array_ref): Use warning_at.
3634 (check_array_bounds): Use location from call back if expr has no
3636 * tree.h: Add location argument to maybe_fold_*.
3637 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3638 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3639 (maybe_fold_offset_to_component_ref): Same.
3640 (maybe_fold_offset_to_reference): Same.
3641 (maybe_fold_offset_to_address): Same.
3642 (maybe_fold_stmt_indirect): Same.
3643 (maybe_fold_stmt_addition): Same.
3644 (fold_stmt_r): Pass location to maybe_fold_*.
3645 (fold_gimple_assign): Same.
3646 * c-tree.h: Add location argument to finish_decl,
3647 default_function_array_conversion, store_init_value.
3648 * c-decl.c (define_label): Use error_at.
3649 (c_make_fname_decl): Pass location to finish_decl.
3650 (finish_decl): New location argument.
3651 (build_compound_literal): Pass location to store_init_value.
3652 (grokdeclarator): Pass location to finish_decl.
3654 * c-typeck.c (array_to_pointer_conversion): New location argument.
3655 (function_to_pointer_conversion): Same.
3656 (default_function_array_conversion): Same.
3657 (parser_build_unary_op): Pass location to overflow_warning.
3658 (parser_build_binary_op): Same. Use warning_at.
3659 (build_unary_op): Pass location to array_to_pointer_conversion.
3660 (build_c_cast): Pass location to digest_init.
3661 (build_modify_expr): New location argument.
3662 (convert_for_assignment): Same.
3663 (store_init_value): Same.
3664 (digest_init): Same.
3665 (output_init_element): Pass location to digest_init and
3666 array_to_pointer_conversion.
3667 (c_finish_return): Pass location to convert_for_assignment.
3668 * gimplify.c (gimplify_conversion): Pass location to
3669 maybe_fold_offset_to_address.
3670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3671 to maybe_fold_stmt_addition.
3672 * c-omp.c (c_finish_omp_atomic): Pass new location to
3674 (c_finish_omp_for): Same.
3675 * c-common.c (overflow_warning): New argument.
3676 * c-common.h: New argument to build_modify_expr, overflow_warning.
3677 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3679 (c_parser_initializer): Pass location to
3680 default_function_array_conversion.
3681 (c_parser_initelt): Same.
3682 (c_parser_initval): Same.
3683 (c_parser_asm_operands): Same.
3684 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3685 (c_parser_conditional_expression): Same.
3686 (c_parser_binary_expression): Add location info to stack. Use it.
3687 (c_parser_unary_expression): Pass location to
3688 default_function_array_conversion, parser_build_unary_op,
3689 build_indirect_ref, c_parser_postfix_expression_after_primary.
3690 (c_parser_postfix_expression_after_primary): New location argument.
3692 (c_parser_expression_conv): Pass location to
3693 default_function_array_conversion.
3694 (c_parser_expr_list): Same.
3695 (c_parser_omp_atomic): Same.
3696 (c_parser_omp_for_loop): Same.
3697 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3698 (build_array_declarator): New argument.
3699 * c-decl.c (build_array_declarator): Add location argument.
3700 (grokdeclarator): Set id_loc for cdk_array.
3701 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3702 build_array_declarator.
3703 * tree.c (build_omp_clause): Add location argument.
3704 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3705 (OMP_CLAUSE_LOCATION): New macro.
3706 (struct tree_omp_clause): Add location field.
3707 (build_omp_clause): Add argument.
3708 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3709 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3711 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3712 (cp_parser_omp_clause_collapse): Same.
3713 (cp_parser_omp_clause_default): Same.
3714 (cp_parser_omp_clause_if): Same.
3715 (cp_parser_omp_clause_nowait): Same.
3716 (cp_parser_omp_clause_num_threads): Same.
3717 (cp_parser_omp_clause_ordered): Same.
3718 (cp_parser_omp_clause_schedule): Same.
3719 (cp_parser_omp_clause_untied): Same.
3720 (cp_parser_omp_for_loop): Same.
3721 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3722 * c-tree.h (c_start_case): Add location argument.
3723 (c_process_expr_stmt): Same.
3724 (c_finish_goto_*): Same.
3725 * tree-parloops.c (initialize_reductions): Pass location to
3727 (create_parallel_loop): Same.
3728 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3729 (gfc_trans_omp_reduction_list): Same.
3730 (gfc_trans_omp_clauses): Same.
3731 (gfc_trans_omp_do): Same.
3732 * c-typeck.c (c_finish_goto_label): Same.
3733 (c_finish_goto_ptr): New location argument.
3734 (c_start_case): Same.
3735 (emit_side_effect_warnings): Same.
3736 (c_process_expr_stmt): Same.
3737 (c_finish_stmt_expr): Same.
3738 (c_finish_omp_clauses): Use error_at instead of error.
3739 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3741 * c-omp.c (c_split_parallel_clauses): New location argument.
3742 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3743 to build_omp_clause.
3744 (convert_local_reference_stmt): Same.
3745 (convert_gimple_call): Same.
3746 * c-common.h (c_split_parallel_clauses): New argument.
3747 * c-parser.c (c_parser_statement_after_labels): Pass location to
3748 c_finish_goto_label.
3749 (c_parser_switch_statement): Pass location to c_start_case.
3750 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3751 and c_process_expr_stmt.
3752 (c_parser_omp_variable_list): Add location argument.
3753 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3754 (c_parser_omp_clause_default): Same.
3755 (c_parser_omp_clause_if): Same.
3756 (c_parser_omp_clause_num_threads): Same.
3757 (-c_parser_omp_clause_ordered): Same.
3758 (c_parser_omp_clause_reduction): Pass location to
3759 c_parser_omp_variable_list.
3760 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3761 (c_parser_omp_clause_untied): Same.
3762 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3763 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3765 * c-tree.h (check_for_loop_decls, undeclared_variable,
3766 build_component_ref, build_array_ref, build_external_ref,
3767 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3768 build_conditional_expr, build_compound_expr, c_cast_expr,
3769 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3770 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3772 * c-semantics.c (build_stmt): Same.
3773 (build_case_label): Same.
3774 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3775 (undeclared_variable): New argument.
3777 (lookup_label): Pass location on down.
3778 (define_label): Same.
3779 (finish_decl): Same.
3780 (build_compound_literal): Same.
3781 (finish_struct): Same.
3782 (finish_function): Do not set location here.
3783 (check_for_loop_decls): New argument.
3784 * tree.c (save_expr): Set location.
3785 (build_empty_stmt): New argument.
3786 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3787 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3788 * builtins.c (gimplify_va_arg_expr): Use locations.
3789 (expand_builtin_sync_operation): Same.
3790 * c-typeck.c (build_component_ref): New argument.
3791 (build_array_ref): Same.
3792 (build_external_ref): Same.
3793 (c_expr_sizeof_expr): Same.
3794 (c_expr_sizeof_type): Same.
3795 (parser_build_unary_op): Same.
3796 (build_conditional_expr): Same.
3797 (build_compound_expr): Pass location on down.
3798 (build_compound_expr): New argument.
3799 (build_c_cast): Same.
3800 (c_cast_expr): Same.
3801 (build_asm_expr): Same.
3802 (c_finish_return): Same.
3803 (c_process_expr_stmt): Pass location on down.
3804 (c_finish_stmt_expr): New argument.
3805 (push_clenaup): Same.
3806 (c_finish_omp_parallel): Same.
3807 (c_finish_omp_task): Same.
3808 * gimplify.c (gimplify_call_expr): Pass location on down.
3809 * c-omp.c (c_finish_omp_master): New argument.
3810 (c_finish_omp_critical): Same.
3811 (c_finish_omp_ordered): Same.
3812 (c_finish_omp_barrier): Same.
3813 (-c_finish_omp_taskwait): Same.
3814 (c_finish_omp_atomic): Same.
3815 (c_finish_omp_flush): Same.
3816 * tree-inline.c (copy_tree_body_r): Pass location on down.
3817 (inline_forbidden_p): Remove use of input_location.
3818 * c-gimplify.c (c_build_bind_expr): New argument.
3819 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3820 (c_sizeof_or_alignof_type): New argument.
3821 (c_alignof_expr): Same.
3822 (build_va_arg): Same.
3823 (c_add_case_label): Same.
3824 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3825 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3826 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3827 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3828 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3829 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3831 * stub-objc.c (objc_build_selector_expr): Same.
3832 (objc_build_throw_stmt): Same.
3833 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3834 (c_parser_initelt): Same.
3835 (c_parser_compound_statement): Same.
3836 (c_parser_compound_statement_nostart): Same.
3837 (c_parser_label): Same.
3838 (c_parser_statement_after_labels): Same.
3839 (c_parser_if_body): Same.
3840 (c_parser_else_body): Same.
3841 (c_parser_if_statement): Same.
3842 (c_parser_switch_statement): Same.
3843 (c_parser_while_statement): Same.
3844 (c_parser_do_statement): Same.
3845 (c_parser_for_statement): Same.
3846 (c_parser_asm_statement): Same.
3847 (c_parser_conditional_expression): Same.
3848 (c_parser_binary_expression): Same.
3849 (c_parser_cast_expression): Same.
3850 (c_parser_unary_expression): Same.
3851 (c_parser_sizeof_expression): Same.
3852 (c_parser_alignof_expression): Same.
3853 (c_parser_postfix_expression): Same.
3854 (c_parser_expression): Same.
3855 (c_parser_objc_receiver): Same.
3856 (c_parser_omp_variable_list): Same.
3857 (c_parser_omp_structured_block): Same.
3858 (c_parser_omp_atomic): New argument.
3859 (c_parser_omp_barrier): Same.
3860 (c_parser_omp_critical): Same.
3861 (c_parser_omp_flush): Pass location on down.
3862 (c_parser_omp_for_loop): New argument.
3863 (c_parser_omp_for): Same.
3864 (c_parser_omp_master): Same.
3865 (c_parser_omp_ordered): Same.
3866 (c_parser_omp_sections_scope): Same.
3867 (c_parser_omp_sections): Same.
3868 (c_parser_omp_parallel): Same.
3869 (c_parser_omp_single): Same.
3870 (c_parser_omp_task): Same.
3871 (c_parser_omp_taskwait): Pass location on down.
3872 (c_parser_omp_construct): Same.
3873 (c_parser_omp_threadprivate): Same.
3874 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3875 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3876 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3877 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3878 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3879 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3880 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3881 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3882 config/i386/i386.c, stmt.c:
3883 Add location argument to the following function definitions and/or
3884 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3885 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3886 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3887 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3888 do_case, c_finish_bc_stmt, build_compound_literal,
3889 build_function_call.
3890 * c-decl.c (build_compound_literal): Add location argument.
3891 Make all diagnostic calls use location.
3892 (start_struct): Same.
3893 (finish_struct): Same.
3895 (build_enumerator): Same.
3896 (start_function): Same.
3897 (grokdeclarator): Make all diagnostic calls use location.
3898 (store_parm_decls_oldstyle): Same.
3899 * c-typeck.c (build_function_call): Add location argument.
3900 Make all diagnostic calls use location.
3902 (c_finish_bc_stmt): Same.
3903 * tree-nested.c (get_trampoline_type): Add argument.
3904 Pass location to build_decl.
3905 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3906 * rtl.h (RTL_LOCATION): New.
3907 * c-common.c (c_add_case_label): Add location argument.
3908 Make all diagnostic calls use location.
3909 * c-common.h: Add location argument to make_fname_decl, do_case,
3910 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3911 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3912 Set it appropriately for every case. Pass enum_loc to start_enum
3913 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3915 (c_parser_struct_or_union_specifier): Save location. Use it for
3916 start_struct, finish_struct, and parser_xref_tag.
3918 2009-06-12 Ian Lance Taylor <iant@google.com>
3920 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3922 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3923 cpp_opts->warn_cxx_operator_names.
3925 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3928 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3929 is returns NULL and OP is a VCE, look through the VCE.
3931 2009-06-12 Ian Lance Taylor <iant@google.com>
3934 * collect2.c (main): Use CONST_CAST2 in code inside #if
3935 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3937 2009-06-12 Joey Ye <joey.ye@intel.com>
3940 * cfgexpand.c (get_decl_align_unit): Update
3941 max_used_stack_slot_alignment with align instead of
3942 stack_alignment_needed.
3944 * function.c (assign_stack_local_1): Update
3945 max_used_stack_slot_alignment with alignment_in_bits instead
3946 of stack_alignment_needed.
3947 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3950 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3952 * dwarf2out.c (last_var_location_insn): New variable.
3953 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3954 (dwarf2out_var_location): Don't record anything after last real
3955 insn. Only change labels if there were any real instructions
3956 in between last note and this one, or if changed sections.
3958 2009-06-11 Richard Henderson <rth@redhat.com>
3960 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3961 note when storing the frame pointer in a register.
3962 (FRP): Don't redefine to nothing for epilogue.
3963 (alpha_expand_epilogue): Mark register and sp restores.
3964 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3966 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3967 when gen_lowpart is needed.
3969 2009-06-11 Richard Henderson <rth@redhat.com>
3971 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3973 * dwarf2out.c (need_data_align_sf_opcode): New.
3974 (div_data_align): Move earlier.
3975 (def_cfa_1, reg_save): Use it.
3977 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3980 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3981 (ix86_handle_option): Handle OPT_mcrc32.
3982 (ix86_target_string): Add -mcrc32.
3983 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3985 * config/i386/i386.h (TARGET_CRC32): New.
3987 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3988 (sse4_2_crc32di): Likewise.
3990 * config/i386/i386.opt (mcrc32): New.
3992 * doc/invoke.texi: Document -mcrc32.
3994 2009-06-11 Richard Henderson <rth@redhat.com>
3996 * common.opt (gdwarf-): Accept a version number.
3997 * doc/invoke.texi (gdwarf-): Update docs.
3998 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3999 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4000 version level, and record it.
4002 * dwarf2.h (DW_CIE_VERSION): Remove.
4003 * dwarf2out.c (DWARF_VERSION): Remove.
4004 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4005 (output_call_frame_info): Use CIE version 3 for dwarf3,
4006 or if the return register column is out of range for version 1.
4007 (dwarf_stack_op_name): Add all dwarf3 values.
4008 (DEBUG_PUBTYPES_SECTION): New.
4009 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4010 encoding change for dwarf3.
4011 (output_die) [dw_val_class_die_ref]: Likewise.
4012 (output_compilation_unit_header): Emit correct version for dwarf3.
4013 (output_line_info): Likewise.
4014 (output_pubnames): Update for DWARF_VERSION removal.
4015 (output_aranges): Likewise.
4016 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4017 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4018 (dwarf2out_finish): Likewise.
4020 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4022 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4025 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4028 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4029 * builtins.c (expand_builtin_unreachable): New function.
4030 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4031 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4032 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4034 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4035 searching for missing barriers.
4037 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4039 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4040 when -fprofile-generate* was passed.
4041 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4043 2009-06-11 Anthony Green <green@moxielogic.com>
4045 * config/moxie/moxie.md: Define length attribute for all instructions.
4047 (*b<cond:code>): Support limited branch ranges for new PC-relative
4048 branch instructions.
4049 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4051 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4053 * config/i386/i386.c (min_insn_size): Use get_attr_length
4054 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4057 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4058 instead of emit_insn_before.
4060 2009-06-10 Ian Lance Taylor <iant@google.com>
4063 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4066 2009-06-10 Revital Eres <eres@il.ibm.com>
4068 * passes.c (init_optimization_passes): Reschedule
4069 predictive-commoning pass before complete unroll pass.
4071 2009-06-10 Martin Jambor <mjambor@suse.cz>
4073 * cgraph.c (cgraph_node_can_be_local_p): New function.
4074 (cgraph_make_node_local): New function.
4075 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4076 (cgraph_make_node_local): Declare.
4078 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4080 * tree.h (tree_base): Add packed_flag and user_align fields.
4081 Decrease size of spare field.
4082 (TYPE_USER_ALIGN): Use user_align from tree_base.
4083 (DECL_USER_ALIGN): Likewise.
4084 (TYPE_PACKED): Use packed_flag from tree_base.
4085 (DECL_PACKED): Likewise.
4086 (tree_type): Delete packed_flag and user_align fields. Widen
4087 precision field. Widen mode field and shuffle fields to align
4088 mode on an 8-bit boundary.
4089 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4090 Renumber decl_flag_* fields. Fix comments. Widen
4091 decl_common_unused field.
4092 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4093 (DECL_EXTERNAL): Likewise.
4094 (DECL_BIT_FIELD): Likewise.
4095 (DECL_NONADDRESSABLE_P): Likewise.
4096 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4097 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4099 2009-06-10 Ian Lance Taylor <iant@google.com>
4101 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4102 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4103 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4104 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4105 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4106 DEF_VEC_ALLOC_FUNC_P.
4107 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4108 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4109 DEF_VEC_ALLOC_FUNC_O.
4110 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4111 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4112 DEF_VEC_ALLOC_FUNC_I.
4113 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4114 (vec_stack_p_reserve_exact_1): Declare.
4115 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4116 (vec_stack_free): Declare.
4117 (VEC_stack_alloc): Define.
4118 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4119 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4120 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4121 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4123 (stack_vecs): New static variable.
4124 (vec_stack_p_reserve_exact_1): New function.
4125 (vec_stack_o_reserve_1): New static function.
4126 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4127 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4128 (vec_stack_free): New function.
4129 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4130 (VEC_df_ref_stack_alloc): Define.
4131 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4132 DEF_VEC_ALLOC_P_STACK.
4133 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4134 (struct df_collection_rec): Change _vec fields to VEC. Remove
4136 (df_free_collection_rec): Adjust for new fields.
4137 (df_insn_rescan): Use new df_collection_rec fields.
4138 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4139 (df_ref_create_structure, df_ref_record): Likewise.
4140 (df_get_conditional_uses, df_get_call_refs): Likewise.
4141 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4142 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4143 (df_record_exit_block_uses, df_bb_verify): Likewise.
4144 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4145 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4146 Remove count parameter. Change return type to void. Change all
4148 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4149 Remove count parameter. Change return type to void. Change all
4151 (df_install_refs): Change old_vec parameter to VEC. Remove count
4152 parameter. Change all callers.
4153 (df_install_mws): Change old_vec parameter to VEC. Remove count
4154 parameter. Change all callers.
4155 (df_refs_verify): Change new_rec parameter to VEC. Change call
4157 (df_mws_verify): Likewise.
4159 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4161 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4163 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4165 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4167 2009-06-10 Anthony Green <green@moxielogic.com>
4169 * config/moxie/crti.asm: New file.
4170 * config/moxie/crtn.asm: New file.
4171 * config/moxie/moxie.c: New file.
4172 * config/moxie/moxie.h: New file.
4173 * config/moxie/sfp-machine.h: New file.
4174 * config/moxie/moxie-protos.h: New file.
4175 * config/moxie/t-moxie: Created.
4176 * config/moxie/t-moxie-softfp: Created.
4177 * config/moxie/moxie.md: Created.
4178 * config/moxie/constraints.md: Created.
4179 * config.gcc: Add moxie support.
4180 * doc/md.texi (Machine Constraints): Add moxie constraints.
4181 * doc/contrib.texi (Contributors): Mention moxie port.
4182 * doc/install.texi (Specific): Mention the moxie port.
4184 2009-06-09 Ian Lance Taylor <iant@google.com>
4186 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4188 * optabs.c (optab_table): Only use designated initializers if
4189 HAVE_DESIGNATED_INITIALIZERS is defined.
4190 (convert_optab_table): Likewise.
4191 (init_optabs): Always call init_insn_codes if
4192 HAVE_DESIGNATED_INITIALIZERS is not defined.
4194 2009-06-09 Ian Lance Taylor <iant@google.com>
4196 * targhooks.c (default_builtin_vectorized_function): Change fn
4197 parameter to unsigned int.
4198 (default_builtin_vectorized_conversion): Change code parameter to
4200 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4201 * targhooks.h: Update declarations.
4202 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4203 parameter to unsigned int.
4205 * c-typeck.c (comptypes_check_enum_int): New static function.
4206 (comptypes_internal): Add enum_and_int_p parameter. Change all
4208 (comp_target_types): Add location parameter. Change all callers.
4209 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4211 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4212 (build_conditional_expr): Add colon_loc parameter. Change all
4214 (convert_for_assignment): Add location parameter. Change all callers.
4215 * c-parser.c (c_parser_conditional_expression): Pass location of
4216 colon to build_conditional_expr.
4217 * c-tree.h (build_conditional_expr): Update declaration.
4219 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4221 * graphite.c: Revert previous patch.
4223 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4226 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4228 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4230 * tree-ssa-loop-prefetch.c
4231 (loop_prefetch_arrays): Fixed a portability problem in printf format
4234 2009-06-09 Martin Jambor <mjambor@suse.cz>
4236 PR tree-optimization/40351
4237 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4238 refrence to a potential artifical subaccess can be constructed.
4240 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4242 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4243 (sh_override_options): Likewise.
4244 * config/sh/sh.c: Include params.h.
4245 (sh_optimization_options): New.
4246 (sh_override_options): Likewise.
4247 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4248 (OVERRIDE_OPTIONS): Use sh_override_options.
4250 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4252 * dwarf2out.c (emit_cfa_remember): New variable.
4253 (add_fde_cfi): If emit_cfa_remember, recurse to add
4254 DW_CFA_remember_state first.
4255 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4256 instead just set emit_cfa_remember.
4258 2009-06-08 Jan Hubicka <jh@suse.cz>
4261 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4263 2009-06-08 Jan Hubicka <jh@suse.cz>
4266 * cgraphunit.c (save_inline_function_body): Do not copy transform
4267 hooks for saved inline bodies.
4268 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4271 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4273 * jump.c (returnjump_p): Handle delayed branches. Add missing
4276 2009-06-08 Jan Hubicka <jh@suse.cz>
4279 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4280 original node might've been modified.
4281 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4283 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4285 * tree-object-size.c (addr_object_size): Add OSI argument.
4286 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4287 (compute_builtin_object_size, expr_object_size): Adjust callers.
4288 (plus_stmt_object_size): Call addr_object_size instead of
4289 compute_builtin_object_size.
4291 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4292 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4294 * tree-ssa-loop-prefetch.c
4295 (gather_memory_references): Introduced a counter for the number of
4297 (anything_to_prefetch_p): Introduced a counter for the number of
4299 (is_loop_prefetching_profitable): New function with a cost model
4301 (loop_prefetch_arrays): Use the new cost model to determine if
4302 prefetching is profitable.
4303 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4304 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4305 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4306 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4307 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4308 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4310 2009-06-08 Michael Matz <matz@suse.de>
4313 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4314 partitions use the same.
4315 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4316 for basevars of SSA_NAMEs.
4317 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4318 to not expand them twice.
4319 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4322 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4324 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4325 (fdump-final-insns=, gtoggle): New.
4326 * doc/invoke.texi: Document them.
4327 * final.c (rest_of_clean_state): Dump final insn stream.
4328 * gcc.c (invoke_as): Hook in -fcompare-debug.
4329 (static_spec_functions): Add compare-debug-dump-opt,
4330 compare-debug-self-opt and compare-debug-auxbase-opt.
4331 (compare_debug, compare_debug_second, compare_debug_opt): New.
4332 (switches_debug_check, n_switches_debug_check): New.
4333 (debug_auxbase_opt, debug_check_temp_file): New.
4334 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4336 (do_self_spec): Handle arguments after switches.
4337 (do_spec_1): Add .gk extension to temp file basenames for compare.
4338 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4339 (cc1_options): Use it instead of normal auxbase computation for
4340 the second compare-debug compilation.
4341 (compare_files): New.
4342 (main): Set up and implement compare debug mode.
4343 (compare_debug_dump_opt_spec_function): New.
4344 (compare_debug_self_opt_spec_function): New.
4345 (compare_debug_auxbase_opt_spec_function): New.
4346 * toplev.c (process_options): Handle flag_gtoggle,
4347 flag_dump_final_insns.
4348 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4349 during -fcompare-debug-second compilation.
4351 2009-06-07 Ian Lance Taylor <iant@google.com>
4353 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4354 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4356 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4357 with no default node. Change warning with %H to warning_at.
4358 Don't clear warn_switch around case checking.
4359 * doc/invoke.texi (Warning Options): Clarify distinction between
4360 -Wswitch and -Wswitch-enum.
4362 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4364 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4366 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4368 * gbl-ctors.h: Add header guard.
4370 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4372 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4373 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4374 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4375 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4376 prototypes for removed functions.
4377 (expressions_equal_p): Move to ...
4378 * tree-ssa-sccvn.h: ... here and ...
4379 * matrix-reorg.c: ... adjust includes.
4381 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4383 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4385 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4387 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4388 (finish_function): Remove erroneous whitespace.
4390 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4392 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4393 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4395 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4397 * errors.c (internal_error): Commentary typo fix.
4398 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4399 * tree-ssa-pre.c: Ditto.
4401 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4403 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4404 them is supposed to hold actual statements.
4406 2009-06-06 Ian Lance Taylor <iant@google.com>
4408 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4409 empty statements can now have attributes.
4411 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4413 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4414 * config/mips/mips.md: Ditto.
4416 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4418 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4420 (__eabi_uconvert): Likewise.
4422 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4424 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4425 CFI_* definitions with IN_GCC.
4427 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4429 * xcoffout.h (xcoffout_source_line): Update prototype.
4431 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4433 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4434 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4436 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4439 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4440 inlined_function_outer_scope_p blocks for artificial inlines
4442 * tree.c (tree_nonartificial_location): Rewrite using
4443 block_nonartificial_location.
4445 2009-06-05 Revital Eres <eres@il.ibm.com>
4446 Leehod Baruch <leehod@il.ibm.com>
4448 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4449 (expand_expr_real_1): Remove comment.
4450 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4451 Vectorize misaligned access when the target supports it.
4452 (vect_supportable_dr_alignment): Check for unaligned access support.
4453 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4456 2009-06-05 Julian Brown <julian@codesourcery.com>
4458 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4459 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4461 2009-06-05 Richard Guenther <rguenther@suse.de>
4464 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4467 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4469 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4470 (save_gprs): Don't tell unwinder when a global register is saved.
4471 (s390_emit_epilogue): Emit needed epilogue unwind info.
4473 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4475 * dwarf2out.c (deferred_asm_name): New.
4476 (add_name_and_src_coords_attributes): Defer creation of
4477 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4479 (move_linkage_attr): New.
4480 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4483 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4485 * tree-nested.c (finalize_nesting_tree_1): Declare the
4486 frame_decl in the binding tree.
4488 2009-06-04 Cary Coutant <ccoutant@google.com>
4490 * basic-block.h (struct basic_block_def): Add discriminator field.
4491 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4493 * debug.c (do_nothing_debug_hooks): Add additional entry.
4494 (debug_nothing_int_charstar_int): New function.
4495 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4496 (debug_nothing_int_charstar_int): New declaration.
4497 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4498 discriminator value in .loc directive.
4499 * final.c (last_discriminator): New variable.
4500 (discriminator): New variable.
4501 (final_start_function): Initialize above variables, pass current
4502 discriminator to debug hook.
4503 (notice_source_line): Check for discriminator change.
4504 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4505 * sdbout.c (sdbout_source_line): New parameter.
4506 * tree-cfg.c (struct locus_discrim_map): New structure type.
4507 (discriminator_per_locus): New hash table.
4508 (build_gimple_cfg): Allocate and free discriminator hash table.
4509 (make_edges): Call assign_discriminator.
4510 (locus_map_hash): New function.
4511 (locus_map_eq): New function.
4512 (next_discriminator_for_locus): New function.
4513 (same_line_p): New function.
4514 (assign_discriminator): New function.
4515 (make_cond_expr_edges): Call assign_discriminator.
4516 (make_gimple_switch_edges): Likewise.
4517 (first_non_label_stmt): New function.
4518 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4520 * xcoffout.c (xcoffout_source_line): Add new parameter.
4522 * configure.ac (gcc_cv_as_discriminator): New configury check for
4523 gas support for discriminator.
4524 * configure: Regenerate.
4525 * config.in: Regenerate.
4527 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4529 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4530 val after checking for integers.
4532 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4534 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4536 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4537 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4538 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4539 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4540 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4541 X64_SSE_REGPARM_MAX.
4542 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4543 X64_SSE_REGPARM_MAX.
4545 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4547 * gcc.c (report_times_to_file): New.
4548 (execute): Implement it.
4549 (process_command): Support -time=.
4550 * doc/invoke.texi: Document it.
4552 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4554 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4555 that have value exprs.
4557 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4559 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4560 declarations for constants until...
4561 (dw2_output_indirect_constant_1): ... this point.
4563 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4566 * arm.md (arm_addsi3): Don't try to split an add with an
4567 eliminable register until after reload has completed.
4569 2009-06-03 Ian Lance Taylor <iant@google.com>
4571 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4572 * genattrtab.c (write_length_unit_log): Likewise.
4573 * genchecksum.c (dosum): Likewise.
4574 * gengtype.c (write_rtx_next): Likewise.
4575 (finish_root_table, write_roots): Likewise.
4576 * gimple.c (gimple_ops_offset_): Likewise.
4577 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4578 * config/arc/arc.c (arc_attribute_table): Likewise.
4579 * config/arm/arm.c (arm_attribute_table): Likewise.
4580 * config/avr/avr.c (avr_attribute_table): Likewise.
4581 * config/crx/crx.c (crx_attribute_table): Likewise.
4582 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4583 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4584 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4585 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4586 * config/sh/sh.c (sh_attribute_table): Likewise.
4587 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4588 * config/spu/spu.c (spu_attribute_table): Likewise.
4589 * config/v850/v850.c (v850_attribute_table): Likewise.
4591 * config/alpha/alpha.c (vms_attribute_table): Make static.
4592 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4593 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4594 * config/mips/mips.c (mips_attribute_table): Likewise.
4596 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4598 (cc1-checksum.o): Likewise.
4600 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4602 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4604 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4606 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4607 insn if it is changing sp. Use gen_add3_insn instead of
4608 conditionally gen_addsi3 and gen_adddi3.
4609 (offset_below_red_zone_p): New static inline function.
4610 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4611 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4612 * config/rs6000/ppc-asm.h: Include auto-host.h.
4613 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4614 CFI_RESTORE): Define.
4615 * config/rs6000/crtresxgpr.asm: Add unwind info.
4616 * config/rs6000/crtresxfpr.asm: Likewise.
4617 * config/rs6000/crtresgpr.asm: Likewise.
4618 * config/rs6000/crtresfpr.asm: Likewise.
4619 * config/rs6000/crtsavgpr.asm: Likewise.
4620 * config/rs6000/crtsavfpr.asm: Likewise.
4622 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4623 argument of DWARF2_FRAME_REG_OUT macros.
4625 2009-06-03 Julian Brown <julian@codesourcery.com>
4627 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4628 words or less (including TImode) in core registers.
4630 2009-06-03 Richard Guenther <rguenther@suse.de>
4633 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4635 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4637 * statistics.c (statistics_counter_event): Do not record event
4638 in pass dump if its number == -1.
4639 (curr_statistics_hash): Add assert that we never get passes
4640 with static number == -1.
4642 2009-06-03 Richard Guenther <rguenther@suse.de>
4643 Andrey Belevantsev <abel@ispras.ru>
4645 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4646 non-BLKmode arrays addressable.
4648 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4650 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4651 * config/m68k/m68k.h: ... here.
4652 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4655 2009-06-03 Martin Jambor <mjambor@suse.cz>
4657 PR tree-optimization/40323
4658 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4661 2009-06-03 Richard Guenther <rguenther@suse.de>
4663 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4666 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4668 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4669 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4670 JUMP_TABLE_DATA_P where applicable.
4671 * config/sh/sh.c: Ditto.
4672 * config/sh/sh.h: Ditto.
4673 * config/sh/sh.md: Ditto.
4674 * config/sh/symbian.c: Ditto.
4676 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/driver-i386.c (describe_cache): Optimize
4679 concatenation of strings. Use snprintf instead of sprintf.
4680 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4681 target when not compiling with GCC.
4683 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4685 * config/sh/sh.c: Revert last change.
4686 (sh_expand_epilogue): Emit a blockage insn before the frame
4687 pointer adjustment unconditionally.
4689 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4691 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4692 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4693 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4694 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4695 to COLLECT_GCC_OPTIONS.
4697 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4699 * collect2.c (target_system_root): New variable.
4700 (main): Handle --sysroot=.
4701 (ignore_library): Strip the sysroot from the library path.
4703 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4705 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4706 (collect2.o): Depend on collect2-aix.h.
4707 (collect2-aix.o): New rule.
4708 * collect2-aix.h: New file.
4709 * collect2-aix.c: Likewise.
4710 * collect2.c: Include collect2-aix.h. Don't undefine
4711 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4712 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4713 Use TARGET_AIX_VERSION instead of _AIX51.
4714 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4715 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4716 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4717 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4718 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4720 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4722 * collect2.c (ignore_library): Avoid premature post-increment
4725 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4727 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4728 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4729 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4730 CROSS_DIRECTORY_STRUCTURE too.
4731 (LINK_LIBG_SPEC): Likewise.
4732 (LIB_SPEC): Add %R to sysroot paths.
4733 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4734 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4735 * config/rs6000/aix51.h: As for aix43.h.
4736 * config/rs6000/aix52.h: Likewise.
4737 * config/rs6000/aix53.h: Likewise.
4738 * config/rs6000/aix61.h: Likewise.
4739 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4740 to the beginning of sysroot paths.
4742 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4744 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4745 INSN_LISTs that are out of the REG_NOTE range.
4747 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4749 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4750 (struct var_to_expand): Likewise.
4751 (struct opt_info): Add head and tail for linked lists of the above.
4752 (analyze_insn_to_expand_var): Initialize next.
4753 (analyze_iv_to_split_insn): Likewise.
4754 (analyze_insns_in_loop): Create linked lists.
4755 (allocate_basic_variable): Simplify for use without hash table.
4756 (insert_var_expansion_initialization): Likewise, make it type-safer.
4757 (combine_var_copies_in_loop_exit): Likewise.
4758 (apply_opt_in_copies): Walk lists rather than hash tables.
4759 (release_var_copies): Simplified and inlined by hand into...
4760 (free_opt_info): ... this function.
4762 2009-06-02 Richard Guenther <rguenther@suse.de>
4764 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4767 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4769 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4770 only for builtins that are not overridden.
4772 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4774 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4777 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4779 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4781 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4783 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4785 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4787 * common.opt (fdump-unnumbered-links): New.
4788 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4789 * print-rtl.c (flag_dump_unnumbered_links): New.
4790 (print_rtx): Test it.
4792 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4794 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4795 push/pop multiple to 8-byte alignment.
4797 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4799 * config/i386/i386.c (queued_cfa_restores): New static variable.
4800 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4802 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4803 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4804 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4805 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4806 note unconditionally.
4807 (ix86_emit_restore_regs_using_mov): Likewise.
4808 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4809 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4810 it through to ix86_emit_restore_reg_using_pop.
4811 (ix86_emit_leave): Add RED_OFFSET argument. Call
4812 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4813 instead of adding REG_CFA_OFFSET note unconditionally.
4814 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4815 the above functions. Call ix86_add_queued_cfa_restore_notes when
4818 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4819 force output of the label even for dwarf2out_do_cfi_asm.
4820 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4821 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4822 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4824 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4825 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4826 dwarf2out_cfi_label callers.
4827 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4828 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4829 Adjust dwarf2out_cfi_label callers.
4830 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4832 * config/i386/i386.h (struct machine_cfa_state,
4833 struct machine_function): Guard with ifndef USED_FOR_TARGET
4834 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4837 * emutls.c (__emutls_get_address): Change arr->size to mean number
4838 of allocated arr->data entries instead of # of slots + 1.
4841 * recog.c (peep2_reinit_state): New function.
4842 (peephole2_init_state): Use it at the end of a basic block and also
4843 when seeing a RTX_FRAME_RELATED_P insn.
4845 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4847 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4848 fixuns_truncrfdi2): New.
4849 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4850 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4851 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4852 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4853 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4854 *recip_approx): Remove.
4855 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4856 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4857 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4859 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4862 2009-06-01 Ian Lance Taylor <iant@google.com>
4864 * attribs.c (register_attribute): Use CONST_CAST.
4865 * collect2.c (main): Use CONST_CAST2.
4866 (scan_prog_file): Likewise.
4867 * gcc.c (process_command, main): Likewise.
4868 * toplev.c (toplev_main): Likewise.
4870 * c-typeck.c (handle_warn_cast_qual): New static function,
4871 partially broken out of build_c_cast.
4872 (build_c_cast): Call handle_warn_cast_qual.
4873 * doc/invoke.texi (Warning Options): Document new effect of
4876 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4878 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4879 (diagnostic_report_current_module): Print columns.
4880 * common.opt (flag_show_column): Enable by default.
4882 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4884 * alias.c (find_base_term): Check for NULL term before returning.
4886 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4888 Revert due to PR40320:
4889 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4890 * calls.c (emit_library_call_value_1): Don't force_operand for move
4893 2009-06-01 Olivier Hainque <hainque@adacore.com>
4894 Eric Botcazou <ebotcazou@adacore.com>
4896 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4897 to be processed as a bitfield for constructor output purposes.
4898 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4900 * varasm.c (oc_local_state): New type, output_constructor
4901 local state to support communication with helpers.
4902 (oc_outer_state): New type, output_constructor outer state of
4903 relevance in recursive calls.
4904 (output_constructor_array_range): New output_constructor helper,
4905 extracted code for an array range element.
4906 (output_constructor_regular_field): New output_constructor helper,
4907 extracted code for an element that is not a bitfield.
4908 (output_constructor_bitfield): New output_constructor helper,
4909 extracted code for a bitfield element. Accept an OUTER state
4910 argument for recursive processing. Recurse on record or array
4911 CONSTRUCTOR values, possibly past noop conversions.
4912 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4913 VALUE is a valid constant-valued expression for use in a static
4914 bit-field initializer.
4915 (output_constructor): Rework to use helpers. Accept and honor an
4916 OUTER state argument for recursive calls. Return total size. Be
4917 prepared for nested constructors initializing bitfields.
4918 (output_constant): Feed OUTER in calls to output_constructor.
4920 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4922 * calls.c (emit_library_call_value_1): Don't force_operand for move
4925 2009-06-01 Nick Clifton <nickc@redhat.com>
4927 * doc/invoke.texi (IA-64 Options): Fix typo.
4929 2009-06-01 Ira Rosen <irar@il.ibm.com>
4931 PR tree-optimization/39129
4932 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4934 (vect_do_peeling_for_loop_bound): Use
4935 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4936 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4937 (vect_loop_versioning): Likewise.
4938 (vect_create_cond_for_alias_checks): Fix indentation.
4939 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4941 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4942 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4943 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4944 "control flow in loop".
4945 (vect_estimate_min_profitable_iters): Use
4946 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4947 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4948 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4949 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4950 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4951 statement belongs to a group of strided accesses with the exact code
4953 (vectorizable_load): Likewise.
4954 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4955 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4957 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4959 * config/freebsd-stdint.h: New file.
4960 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4961 Add freebsd-stdint.h to tm_file.
4963 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4965 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4966 (thumb2_extendhidi2): Likewise.
4968 2009-05-31 Ian Lance Taylor <iant@google.com>
4970 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4972 2009-05-31 Ian Lance Taylor <iant@google.com>
4974 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4975 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4976 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4978 2009-05-31 Jason Merrill <jason@redhat.com>
4980 * tree-pretty-print.c (print_call_name): Take the callee, not the
4981 call itself. Make non-static. Use dump_function_name for functions.
4982 (dump_generic_node): Adjust.
4983 * diagnostic.h: Declare print_call_name.
4984 * gimple-pretty-print.c (dump_gimple_call): Use it.
4986 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4988 * config/sh/sh.md (ashldi3_std): New define_expand.
4991 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4994 * config/sh/sh.c: Include debug.h.
4995 (sh_expand_epilogue): Emit a blockage insn before the frame
4996 pointer adjustment also when dwarf2out_do_frame returns true.
4998 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5000 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5001 (thumb2_extendqidi2): New pattern.
5003 2009-05-31 Ira Rosen <irar@il.ibm.com>
5005 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5006 mark phis for renaming.
5007 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5008 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5009 Call mark_sym_for_renaming.
5010 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5011 * tree-vect-loop.c (vect_transform_loop): Remove
5012 vect_memsyms_to_rename initialization and a call to
5013 mark_set_for_renaming.
5015 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5018 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5019 frame related even if !set_cfa && style < 0.
5021 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5023 * config/i386/mingw-tls.c: New file.
5024 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5025 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5026 defining _WIN32 but not __CYGWIN__.
5028 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5030 * configure.ac: Add MPC support.
5032 * config.in, configure: Regenerate.
5034 2009-05-29 Richard Henderson <rth@redhat.com>
5036 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5037 NOTE_INSN_BASIC_BLOCK.
5038 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5039 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5040 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5042 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5044 (add_cfi): Disable check redefining cfa away from drap.
5045 (lookup_cfa_1): Add remember argument; handle remember/restore.
5046 (lookup_cfa): Pass remember argument.
5047 (cfa_remember): New.
5048 (compute_barrier_args_size_1): Remove sibcall check.
5049 (dwarf2out_frame_debug_def_cfa): New.
5050 (dwarf2out_frame_debug_adjust_cfa): New.
5051 (dwarf2out_frame_debug_cfa_offset): New.
5052 (dwarf2out_frame_debug_cfa_register): New.
5053 (dwarf2out_frame_debug_cfa_restore): New.
5054 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5055 (dwarf2out_begin_epilogue): New.
5056 (dwarf2out_frame_debug_restore_state): New.
5057 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5058 DW_CFA_restore_state.
5059 (output_cfi_directive): Likewise.
5060 (convert_cfa_to_fb_loc_list): Likewise.
5061 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5062 * dwarf2out.h: Update.
5063 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5064 (copy_insn_1): Early out for null.
5065 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5066 and dwarf2out_frame_debug_restore_state.
5067 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5068 (prologue_insn_hash, epilogue_insn_hash): New.
5069 (free_after_compilation): Adjust freeing accordingly.
5070 (record_insns): Create hash table if needed; push insns into
5071 hash instead of array.
5072 (maybe_copy_epilogue_insn): New.
5073 (contains): Search hash table instead of array.
5074 (sibcall_epilogue_contains): Remove.
5075 (thread_prologue_and_epilogue_insns): Split eh_return insns
5076 and mark them as epilogues.
5077 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5078 scanning in terms of basic blocks.
5079 * insn-notes.def (CFA_RESTORE_STATE): New.
5080 * jump.c (returnjump_p_1): Accept EH_RETURN.
5081 (eh_returnjump_p_1, eh_returnjump_p): New.
5082 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5083 CFA_REGISTER, CFA_RESTORE): New.
5084 * rtl.def (EH_RETURN): New.
5085 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5087 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5088 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5090 * config/i386/i386.c (gen_push): Update cfa state.
5091 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5092 add a CFA_ADJUST_CFA note.
5093 (ix86_dwarf_handle_frame_unspec): Remove.
5094 (ix86_expand_prologue): Update cfa state.
5095 (ix86_emit_restore_reg_using_pop): New.
5096 (ix86_emit_restore_regs_using_pop): New.
5097 (ix86_emit_leave): New.
5098 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5099 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5100 * config/i386/i386.h (struct machine_cfa_state): New.
5101 (ix86_cfa_state): New.
5102 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5103 (eh_return_internal): Merge from eh_return_<mode>,
5104 use eh_return rtx, split w/ epilogue.
5106 2009-05-29 Ian Lance Taylor <iant@google.com>
5108 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5110 * calls.c (emit_library_call_value_1): Likewise.
5112 * c-typeck.c (c_build_va_arg): New function.
5113 * c-tree.h (c_build_va_arg): Declare.
5114 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5115 instead of build_va_arg.
5117 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5119 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5120 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5121 (ptr_difference_cost): Use affine combinations to compute it.
5122 (difference_cost): Likewise.
5123 (get_computation_cost_at): Compute more accurate cost for addresses
5124 if the ratio is a multiplier allowed in addresses.
5125 For non-addresses, consider that an additional offset or symbol is
5128 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5130 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5131 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5133 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5134 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5135 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5137 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5138 to 1 for TYPE_SSE{IADD1,CVT1}.
5139 (prefix_vex_imm8): Removed.
5140 (length_vex): Only pass 1 as second argument to
5141 ix86_attr_length_vex_default if prefix_extra is 0.
5142 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5143 (length): For prefix vex computation use length_immediate
5144 attribute instead of prefix_vex_imm8.
5145 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5146 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5147 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5148 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5149 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5150 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5151 a space in between the operands.
5152 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5153 if one operand is 0xff and the other one si, di, bp or sp.
5154 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5155 other one si, di, bp or sp.
5156 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5157 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5158 type and mode attributes.
5159 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5160 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5161 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5162 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5163 prefix_data16 attribute iff MODE_DF.
5164 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5165 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5166 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5167 constm128_operand in length_immediate computation.
5168 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5169 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5170 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5171 length_immediate attribute to 1.
5172 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5173 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5174 for certain alternatives.
5175 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5176 prefix_data16 attribute if MODE_V1DF.
5177 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5178 length_immediate to 1.
5179 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5180 length_address to 4, set mode attribute to MODE_DI.
5181 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5182 (fxam<mode>2_i387): Set length attribute to 4.
5183 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5184 *prefetch_3dnow_rex): Override length_address attribute.
5185 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5187 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5188 (constm128_operand): Removed.
5189 * config/i386/i386.c (memory_address_length): For
5190 disp && !index && !base in 64-bit mode account for SIB byte if
5191 print_operand_address can't optimize disp32 into disp32(%rip)
5192 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5193 for fs: or gs: segment.
5194 (ix86_attr_length_immediate_default): When checking if shortform
5195 is possible, truncate immediate to the length of the non-shortened
5197 (ix86_attr_length_address_default): Ignore MEM_P operands
5199 (ix86_attr_length_vex_default): Only check for DImode on
5200 GENERAL_REG_P operands.
5201 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5202 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5203 (sse_cvttps2pi): Clear prefix_rep attribute.
5204 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5206 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5207 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5208 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5209 iff operand 2 is const_int_operand.
5210 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5211 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5212 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5214 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5216 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5217 prefix_data16 attribute for movlpd and movhpd instructions.
5218 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5219 length_immediate for shufpd instruction.
5220 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5221 (avx_cmpp<avxmodesuffixf2c><mode>3,
5222 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5223 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5224 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5225 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5226 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5227 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5228 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5229 prefix_data16 attribute for the first alternative to 1.
5230 (*avx_loadlps): Override length_immediate for the first alternative.
5231 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5232 attributes for second alternative.
5233 (*vec_concatv2sf_sse4_1): Override length_immediate and
5234 prefix_data16 attributes for second alternative.
5235 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5236 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5237 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5238 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5239 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5240 prefix_data16 and length_immediate to 1.
5241 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5243 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5244 prefix_extra attribute for variants that don't have 0f prefix alone.
5245 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5246 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5247 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5248 *sse4_1_pextrd): Set length_immediate to 1.
5249 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5250 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5252 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5253 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5254 length_immediate to 1 for second alternative.
5255 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5256 prefix_extra and length_immediate attributes for the first
5258 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5260 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5261 to 1 for the first and third alternative.
5262 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5264 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5266 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5268 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5269 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5270 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5271 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5272 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5273 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5274 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5275 ssse3_psign<mode>3): Override prefix_rex attribute.
5276 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5277 (ssse3_palignrti): Override length_immediate to 1.
5278 (ssse3_palignrdi): Override length_immediate to 1, override
5279 prefix_rex attribute.
5280 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5281 (sse4a_extrqi): Override length_immediate to 2.
5282 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5283 (sse4a_insertq): Override prefix_data16 to 0.
5284 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5285 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5286 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5287 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5288 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5289 and length_immediate to 1.
5290 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5291 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5292 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5293 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5294 and length_immediate to 1.
5295 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5296 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5297 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5298 avx_ptest256): Override prefix_extra to 1.
5299 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5300 Override prefix_data16 and length_immediate to 1.
5301 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5302 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5303 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5304 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5305 prefix_data16 to 0 and prefix_extra to 2.
5306 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5307 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5309 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5310 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5311 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5312 and prefix_extra to 2.
5313 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5314 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5315 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5316 avx_vpermilvar<mode>3,
5317 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5318 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5319 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5320 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5321 Override prefix_extra to 1.
5322 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5323 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5324 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5325 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5326 prefix_extra and length_immediate to 1.
5327 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5329 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5330 to 1 for the first alternative.
5331 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5332 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5334 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5335 *movv2sf_internal_avx, *movv2sf_internal): Override
5336 prefix_rep attribute for certain alternatives.
5337 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5338 attributes for certain alternatives.
5339 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5340 attributes for certain alternatives.
5341 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5342 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5343 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5344 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5345 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5346 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5347 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5348 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5349 length_immediate to 1 if operand 2 is const_int_operand.
5350 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5351 *vec_extractv2si_1): Set length_immediate attribute to 1.
5352 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5353 using old 3DNOW insn rather than SSE/3DNOW_A.
5354 (mmx_emms, mmx_femms): Clear modrm attribute.
5356 2009-05-29 Martin Jambor <mjambor@suse.cz>
5358 * tree-sra.c: New implementation of SRA.
5360 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5361 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5362 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5363 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5364 (SRA_MAX_STRUCTURE_COUNT): Removed.
5365 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5366 * doc/invoke.texi (sra-max-structure-size): Removed.
5367 (sra-field-structure-ratio): Removed.
5369 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5372 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5375 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5377 PR rtl-optimization/40101
5378 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5379 seqno. Adjust comment.
5380 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5381 inserting bookkeeping before a jump, the jump is not scheduled.
5382 When no positive seqno found, provide a value. Add comment.
5384 2009-05-29 Richard Guenther <rguenther@suse.de>
5386 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5387 short-cutting on the first component.
5389 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5392 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5393 for trees other than decls/types.
5395 2009-05-29 Richard Guenther <rguenther@suse.de>
5397 * tree-ssa-operands.c (get_expr_operands): Do not handle
5398 INDIRECT_REFs in the handled-component case. Remove
5399 unused get_ref_base_and_extent case.
5400 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5401 tree_low_cst and host_integerp where possible.
5402 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5403 codes for equivalence.
5404 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5406 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5408 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5409 to tmake_file for i[34567]86-*-cygwin*.
5411 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5414 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5415 (altivec_categorize_keyword, init_vector_keywords,
5416 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5419 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5421 * tree.c (handle_dll_attribute): Check if node is
5422 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5424 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5426 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5428 (thumb2_zero_extendqidi2): Likewise.
5430 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5432 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5433 instead of gen_movrt.
5434 * config/sh/sh.md (movrt): Remove.
5436 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5438 * doc/invoke.texi (IA-64 Options):
5439 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5440 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5441 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5442 -msched-prefer-non-control-spec-insns,
5443 -msched-stop-bits-after-every-cycle,
5444 -msched-count-spec-in-critical-path,
5445 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5446 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5447 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5448 and -msched-spec-verbose.
5450 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5452 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5453 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5455 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5457 2009-05-28 Richard Guenther <rguenther@suse.de>
5459 * tree-ssa-alias.c (ao_ref_init): New function.
5460 (ao_ref_base): Likewise.
5461 (ao_ref_base_alias_set): Likewise.
5462 (ao_ref_alias_set): Likewise.
5463 (refs_may_alias_p_1): Change signature.
5464 (refs_may_alias_p): Adjust.
5465 (refs_anti_dependent_p): Likewise.
5466 (refs_output_dependent_p): Likewise.
5467 (call_may_clobber_ref_p_1): Change signature.
5468 (call_may_clobber_ref_p): Adjust.
5469 (stmt_may_clobber_ref_p_1): New function split out from ...
5470 (stmt_may_clobber_ref_p): ... here.
5471 (maybe_skip_until): Adjust signature.
5472 (get_continuation_for_phi): Likewise.
5473 (walk_non_aliased_vuses): Likewise.
5474 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5475 (ao_ref_init): Declare.
5476 (ao_ref_base): Likewise.
5477 (ao_ref_alias_set): Likewise.
5478 (stmt_may_clobber_ref_p_1): Likewise.
5479 (walk_non_aliased_vuses): Adjust.
5480 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5481 (get_ref_from_reference_ops): remove.
5482 (vn_reference_lookup_2): Adjust signature.
5483 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5484 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5485 (vn_reference_lookup): Adjust.
5486 (vn_reference_insert): Likewise.
5487 (vn_reference_insert_pieces): Adjust signature.
5488 (visit_reference_op_call): Adjust.
5489 * tree-ssa-pre.c (get_expr_type): Simplify.
5490 (phi_translate_1): Adjust.
5491 (compute_avail): Likewise.
5492 (translate_vuse_through_block): Do not re-build trees.
5493 (value_dies_in_block_x): Likewise.
5494 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5496 (vn_reference_lookup_pieces): Adjust declaration.
5497 (vn_reference_insert_pieces): Likewise.
5499 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5501 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5502 with checking disabled.
5504 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5508 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5509 macro definition for support of three-operand format aligned
5510 .comm directive in assembler on cygwin/pe/mingw target OS.
5511 * configure: Regenerate.
5512 * config.h: Regenerate.
5514 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5515 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5516 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5518 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5519 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5521 2009-05-28 Ira Rosen <irar@il.ibm.com>
5523 PR tree-optimization/40254
5524 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5525 in analysis of basic blocks.
5527 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5530 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5531 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5532 (TARGET_INITIALIZER): Use it.
5533 * cse.c (CHEAPER): Move it up to the other macros.
5534 (insert): Rename this ...
5535 (insert_with_costs): ... to this. Add cost parameters. Update
5537 (insert): New function. Call insert_with_costs.
5538 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5539 find_reg_offset_for_const, try_const_anchors): New functions.
5540 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5541 when using a const-anchor. Call insert_const_anchors.
5542 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5543 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5545 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5547 * tree-inline.c (remap_decls): Enable nonlocalized variables
5548 when not optimizing.
5550 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5552 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5553 Simplify other tests involving optimize.
5555 2009-05-27 Tom Tromey <tromey@redhat.com>
5557 * unwind-dw2.c (_Unwind_DebugHook): New function.
5558 (uw_install_context): Call _Unwind_DebugHook.
5560 2009-05-27 Tom Tromey <tromey@redhat.com>
5562 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5564 2009-05-27 Ian Lance Taylor <iant@google.com>
5566 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5567 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5568 (ALL_LINKERFLAGS): Define.
5569 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5570 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5571 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5572 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5573 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5574 $(LINKER_FOR_BUILD).
5575 (build/gcov-iov$(build_exeext)): Likewise.
5577 2009-05-27 Julian Brown <julian@codesourcery.com>
5579 * gcse.c (target.h): Include.
5580 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5581 copy of argument to a pseudo register.
5583 2009-05-27 Diego Novillo <dnovillo@google.com>
5585 * tree-ssa-live.c (dump_scope_block): Document arguments.
5586 (dump_scope_blocks): Document.
5587 (debug_scope_blocks): New.
5588 * tree-flow.h (debug_scope_blocks): Declare.
5590 2009-05-21 Denis Chertykov <denisc@overta.ru>
5592 * doc/contrib.texi (Contributors): Add myself to the list.
5594 2009-05-27 Olivier Hainque <hainque@adacore.com>
5596 * expr.c (target_align): New function. Alignment the TARGET of an
5597 assignment may be assume to have.
5598 (highest_pow2_factor_for_target): Use it instead of relying on
5599 immediate tree attributes of TARGET, not necessarily honored when
5600 intermediate bitfields are involved.
5602 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5605 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5606 AVX, SSE4, AES, PCLMUL and POPCNT.
5608 2009-05-27 Diego Novillo <dnovillo@google.com>
5610 * tree-pretty-print.c (dump_location): New.
5611 (dump_generic_node): Call it.
5612 Factor code to handle BLOCK nodes ...
5613 (dump_block_node): ... here.
5615 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5617 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5619 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5621 * gcc-plugin.h: Include config.h and system.h.
5622 (IN_GCC): Define if not defined.
5624 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5627 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5630 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5632 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5634 * config/m32r/m32r.h: Ditto.
5635 * config/m32r/m32r.md: Ditto.
5636 * config/m32r/predicates.md: Ditto.
5638 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5640 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5642 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5645 (Loading plugins): typo.
5646 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5647 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5648 (Interacting with the GCC Garbage Collector): Added new section.
5649 (Giving information about a plugin): Added new section for
5651 * ggc.h (ggc_register_root_tab): Added declaration.
5652 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5653 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5654 (register_callback): Improved comment in declaration.
5655 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5656 (extra_root_vec) Added static variable for dynamic roots registration.
5657 (ggc_register_root_tab) Added new routine.
5658 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5659 PLUGIN_GGC_MARKING event.
5660 * ggc-zone.c: Include plugin.h.
5661 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5662 * ggc-page.c: Include plugin.h.
5663 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5664 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5665 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5666 (register_callback): check lack of callbacks for
5667 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5668 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5669 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5670 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5671 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5672 dependency on plugin.h.
5673 (plugin.o): Added dependency on ggc.h...
5675 2009-05-26 Richard Guenther <rguenther@suse.de>
5679 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5680 with mismatched comparison modes.
5682 * expr.c (expand_expr_real_1): Expand the operand of a
5683 VIEW_CONVERT_EXPR in its natural mode.
5685 2009-05-26 Ian Lance Taylor <iant@google.com>
5687 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5688 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5689 (ALL_COMPILERFLAGS): Define.
5690 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5691 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5692 (collect2$(exeext), collect2.o): Likewise.
5693 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5694 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5695 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5696 (libbackend.o, intl.o, cppdefault.o): Likewise.
5697 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5698 (build/%.o): Use $(COMPILER_FOR_BUILD).
5699 (build/gen%$(build_exeext)): Likewise.
5700 (build/gcov-iov$(build_exeext)): LIkewise.
5701 * config/t-darwin (darwin.o): Use $(COMPILER).
5702 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5703 * config/t-sol2 (sol2-c.o): Likewise.
5705 * config/t-vxworks (vxworks.o): Likewise.
5706 * config/x-darwin (host-darwin.o): Likewise.
5707 * config/x-hpux (host-hpux.o): Likewise.
5708 * config/x-linux (host-linux.o): Likewise.
5709 * config/x-solaris (host-solaris.o): Likewise.
5710 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5711 * config/arm/t-arm (arm-c.o): Likewise.
5712 * config/arm/t-pe (pe.o): Likewise.
5713 * config/arm/t-wince-pe (pe.o): Likewise.
5714 * config/i386/t-cygming (winnt.o): Likewise.
5715 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5716 * config/i386/t-cygwin (cygwin1.o): Likewise.
5717 (cygwin2.o): Likewise.
5718 * config/i386/t-i386 (i386-c.o): Likewise.
5719 * config/i386/t-interix (winnt.o): Likewise.
5720 * config/i386/t-netware (netware.o): Likewise.
5721 * config/i386/t-nwld (nwld.o): Likewise.
5722 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5723 * config/i386/x-i386 (driver-i386.o): Likewise.
5724 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5725 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5726 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5727 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5728 * config/mips/x-native (driver-native.o): Likewise.
5729 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5730 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5731 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5732 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5733 * config/score/t-score-elf (score7.o): Likewise.
5734 (score3.o): Likewise.
5735 * config/sh/t-sh (sh-c.o): Likewise.
5736 * config/sh/t-symbian (sh-c.o): Likewise.
5737 (symbian.o): Likewise.
5738 * config/spu/t-spu-elf (spu-c.o): Likewise.
5739 * config/v850/t-v850 (v850-c.o): Likewise.
5740 * config/v850/t-v850e (v850-c.o): Likewise.
5742 2009-05-26 Richard Guenther <rguenther@suse.de>
5744 PR tree-optimization/40122
5745 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5746 VECTOR_CSTs if possible.
5747 (fold_gimple_assign): Likewise.
5749 2009-05-26 Richard Guenther <rguenther@suse.de>
5752 * fold-const.c (fold_binary): Use the correct types for building
5755 2009-05-26 Richard Guenther <rguenther@suse.de>
5757 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5758 redundant calls to merge_alias_info.
5759 (bump_vector_ptr): Likewise.
5760 * tree-ssa-copy.c (merge_alias_info): Remove.
5761 (replace_exp_1): Remove call to merge_alias_info.
5762 (propagate_tree_value): Likewise.
5763 (fini_copy_prop): Propagate points-to info.
5764 * tree-flow.h (merge_alias_info): Remove.
5766 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5768 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5770 2009-05-25 Jan Hubicka <jh@suse.cz>
5772 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5773 * cgraph.h (struct inline_summary): New filed self_wize,
5774 size_inlining_benefit, self_time and time_inlining_benefit.
5775 (struct cgraph_global_info): Replace insns by time ans size fields.
5776 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5777 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5778 (ipcp_update_callgraph): Do not touch function bodies.
5779 * ipa-inline.c: Include except.h
5780 (MAX_TIME): New constant.
5781 (overall_insns): Remove.
5783 (overall_size, max_benefit): New static variables.
5784 (cgraph_estimate_time_after_inlining): New function.
5785 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5786 (cgraph_clone_inlined_nodes): Update size.
5787 (cgraph_mark_inline_edge): Update size.
5788 (cgraph_estimate_growth): Use size info.
5789 (cgraph_check_inline_limits): Check size.
5790 (cgraph_default_inline_p): Likewise.
5791 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5792 (cgraph_decide_recursive_inlining): Check size.
5793 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5795 (cgraph_decide_inlining): Likewise.
5796 (cgraph_decide_inlining_incrementally): Likewise; honor
5797 PARAM_EARLY_INLINING_INSNS.
5798 (likely_eliminated_by_inlining_p): New predicate.
5799 (estimate_function_body_sizes): New function.
5800 (compute_inline_parameters): Use it.
5801 * except.c (must_not_throw_labels): New function.
5802 * except.h (must_not_throw_labels): Declare.
5803 * tree-inline.c (init_inline_once): Kill inlining_weigths
5804 * tree-ssa-structalias.c: Avoid uninitialized warning.
5805 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5806 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5807 (PARAM_INLINE_CALL_COST): Remove.
5808 (PARAM_EARLY_INLINING_INSNS): New.
5810 2009-05-25 Richard Guenther <rguenther@suse.de>
5812 PR tree-optimization/36327
5813 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5814 callback for reference translation or lookup at the point of may-defs.
5815 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5816 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5817 for union COMPONENT_REFs.
5818 (vn_reference_lookup_3): New callback. Lookup from memset
5819 and CONSTRUCTOR assignment, translate through struct copies.
5820 (vn_reference_lookup_pieces): Make sure to not free the
5821 passed operands array. Adjust walk_non_aliased_vuses call.
5822 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5823 make sure we do not leak memory.
5825 2009-05-25 Richard Guenther <rguenther@suse.de>
5827 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5828 * tree-inline.c (expand_call_inline): Reset the escaped and
5830 * tree-ssa-structalias.c (pass_build_ealias): New.
5831 * tree-pass.h (pass_build_ealias): Declare.
5832 * passes.c (init_optimization_passes): Add PTA during
5833 early optimizations.
5834 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5835 and CALLUSED solutions.
5836 (dump_points_to_solution): New function, split out from ...
5837 (dump_points_to_info_for): ... here.
5838 * tree-parloops.c (parallelize_loops): Reset the escaped and
5841 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5844 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5845 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5847 2009-05-25 Ira Rosen <irar@il.ibm.com>
5849 PR tree-optimization/40238
5850 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5851 statements after basic block's labels.
5852 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5853 to free the allocated memory.
5855 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5857 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5858 return address with a USE.
5860 2009-05-24 Richard Guenther <rguenther@suse.de>
5863 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5864 array type from the main variant of the inner type.
5866 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5868 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5869 definition to bool (from int) to un-break build.
5870 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5872 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5874 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5875 discard_stmt_changes): Delete.
5876 * tree-ssa-operands.c (scb_stack): Delete.
5877 (init_ssa_operands): Do not initialize it.
5878 (fini_ssa_operands): Do not free it.
5879 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5881 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5882 update_stmt, remove the others. Fix comments.
5883 * tree-dfa.c (optimize_stack_restore): Likewise.
5884 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5885 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5886 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5887 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5889 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5890 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5891 (dom_opt_finalize_block): Likewise, adjusting access to
5893 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5894 (stmts_to_rescan): Change item type to gimple.
5895 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5897 2009-05-24 Ira Rosen <irar@il.ibm.com>
5899 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5900 * tree-pass.h (pass_slp_vectorize): New pass.
5901 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5902 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5903 * tree-vectorizer.c (timevar.h): Include.
5904 (user_vect_verbosity_level): Declare.
5905 (vect_location): Fix comment.
5906 (vect_set_verbosity_level): Update user_vect_verbosity_level
5907 instead of vect_verbosity_level.
5908 (vect_set_dump_settings): Add an argument. Ignore user defined
5909 verbosity if dump flags require higher level of verbosity. Print to
5910 stderr only for loop vectorization.
5911 (vectorize_loops): Update call to vect_set_dump_settings.
5912 (execute_vect_slp): New function.
5913 (gate_vect_slp): Likewise.
5914 (struct gimple_opt_pass pass_slp_vectorize): New.
5915 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5917 (vec_info_for_bb): New function.
5918 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5919 (VECTORIZATION_ENABLED): New macro.
5920 (SLP_ENABLED, SLP_DISABLED): Likewise.
5921 (vect_is_simple_use): Add bb_vec_info argument.
5922 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5923 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5924 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5925 vect_schedule_slp, vect_analyze_slp): Likewise.
5926 (vect_analyze_stmt): Add slp_tree argument.
5927 (find_bb_location): Declare.
5928 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5929 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5930 (vect_analyze_loop_operations, vect_analyze_loop,
5931 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5932 vect_finalize_reduction, vectorizable_reduction,
5933 vectorizable_live_operation, vect_transform_loop): Likewise.
5934 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5935 skip evolution analysis if analyzing a basic block.
5936 (dr_analyze_indices): Likewise.
5937 (initialize_data_dependence_relation): Skip the test whether the
5938 object is invariant for basic blocks.
5939 (compute_all_dependences): Skip dependence analysis for data
5940 references in basic blocks.
5941 (find_data_references_in_stmt): Don't fail in case of invariant
5942 access in basic block.
5943 (find_data_references_in_bb): New function.
5944 (find_data_references_in_loop): Move code to
5945 find_data_references_in_bb and add a call to it.
5946 (compute_data_dependences_for_bb): New function.
5947 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5948 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5950 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5951 unknown dependence in basic block and fail in case of dependence in
5953 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5954 dependence instances from either loop or basic block vectorization
5956 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5957 before calling nested_in_vect_loop_p.
5958 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5959 dependence instances from either loop or basic block vectorization
5961 (vect_verify_datarefs_alignment): Likewise.
5962 (vect_enhance_data_refs_alignment): Adjust function calls.
5963 (vect_analyze_data_refs_alignment): Likewise.
5964 (vect_analyze_group_access): Fix printing. Skip different checks if
5965 DR_STEP is 0. Keep strided stores either in loop or basic block
5966 vectorization data structure. Fix indentation.
5967 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5969 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5970 dependence instances from either loop or basic block vectorization
5972 (vect_analyze_data_refs): Update comment. Call
5973 compute_data_dependences_for_bb to analyze basic blocks.
5974 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5975 case of loop vectorization. In case of basic block vectorization use
5976 data-ref itself as a base.
5977 (vect_create_data_ref_ptr): In case of basic block vectorization:
5978 don't advance the pointer, add new statements before the current
5979 statement. Adjust function calls.
5980 (vect_supportable_dr_alignment): Support only aligned accesses in
5981 basic block vectorization.
5982 * common.opt (ftree-slp-vectorize): New flag.
5983 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5984 (vect_pattern_recog_1): Likewise.
5985 * tree-vect-stmts.c (process_use): Likewise.
5986 (vect_init_vector): Add new statements in the beginning of the basic
5987 block in case of basic block SLP.
5988 (vect_get_vec_def_for_operand): Adjust function calls.
5989 (vect_finish_stmt_generation): Likewise.
5990 (vectorizable_call): Add assert that it is loop vectorization, adjust
5992 (vectorizable_conversion, vectorizable_assignment): Likewise.
5993 (vectorizable_operation): In case of basic block SLP, take
5994 vectorization factor from statement's type and skip the relevance
5995 check. Adjust function calls.
5996 (vectorizable_type_demotion): Add assert that it is loop
5997 vectorization, adjust function calls.
5998 (vectorizable_type_promotion): Likewise.
5999 (vectorizable_store): Check for outer loop only in case of loop
6000 vectorization. Adjust function calls. For basic blocks, skip the
6001 relevance check and don't advance pointers.
6002 (vectorizable_load): Likewise.
6003 (vectorizable_condition): Add assert that it is loop vectorization,
6004 adjust function calls.
6005 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6006 that it is not reduction, get vector type, call only supported
6007 functions, skip loop specific parts.
6008 (vect_transform_stmt): Check for outer loop only in case of loop
6010 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6011 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6012 for external definition.
6013 * passes.c (pass_slp_vectorize): New pass.
6014 * tree-vect-slp.c (find_bb_location): New function.
6015 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6016 check for patterns only in loops.
6017 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6018 case of multiple types in basic block SLP.
6019 (vect_mark_slp_stmts_relevant): New function.
6020 (vect_supported_load_permutation_p): Fix comment.
6021 (vect_analyze_slp_instance): Add argument. In case of basic block
6022 SLP, take vectorization factor from statement's type, check that
6023 unrolling factor is 1. Adjust function call. Save SLP instance in
6024 either loop or basic block vectorization structure. Return FALSE,
6026 (vect_analyze_slp): Add argument. Get strided stores groups from
6027 either loop or basic block vectorization structure. Return FALSE
6028 if basic block SLP failed.
6029 (new_bb_vec_info): New function.
6030 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6031 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6032 (vect_schedule_slp): Add argument. Get SLP instances from either
6033 loop or basic block vectorization structure. Set vectorization factor
6034 to be 1 for basic block SLP.
6035 (vect_slp_transform_bb): New function.
6036 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6038 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6040 * final.c (shorten_branches): Do not align labels for jump tables.
6041 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6043 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6045 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6046 Remove outdated reference to flow.c and fix nits.
6047 * doc/gccint.texi: Tweak RTL description.
6048 * doc/rtl.texi: Likewise.
6050 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6052 * config/avr/avr.c: Change my email address.
6053 * config/avr/avr.h: Likewise.
6054 * config/avr/avr.md: Likewise.
6055 * config/avr/avr-protos.h: Likewise.
6056 * config/avr/libgcc.S: Likewise.
6058 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6060 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6061 (spu_split_load, spu_split_store): Change return type to int.
6062 (spu_split_convert): Declare.
6063 * config/spu/predicates.md (spu_mem_operand): Remove.
6064 (spu_mov_operand): Update.
6065 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6066 * config/spu/spu.c (regno_aligned_for_load): Remove.
6067 (reg_aligned_for_addr, spu_expand_load): Define.
6068 (spu_expand_extv): Reimplement and handle MEM.
6069 (spu_expand_insv): Handle MEM.
6070 (spu_sched_reorder): Handle insn's with length 0.
6071 (spu_legitimate_address_p): Reimplement.
6072 (store_with_one_insn_p): Return TRUE for any mode with size
6073 larger than 16 bytes.
6074 (address_needs_split): Define.
6075 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6077 (spu_convert_move): Define.
6078 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6079 (spu_split_store): Change all MEM's to TImode.
6080 (spu_init_expanders): Preallocate registers that correspond to
6081 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6083 (spu_split_convert): Define.
6084 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6085 (_move<mode>, _movdi, _movti): Update predicate and condition.
6086 (load, store): Change to define_split.
6087 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6089 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6090 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6091 define_insn_and_split of lshr<mode>3.
6092 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6093 (<v>ashr<mode>3_imm): Define.
6094 (extv, extzv, insv): Allow MEM operands.
6095 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6096 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6097 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6098 (_spu_convert2): Change to define_insn_and_split and remove the
6099 corresponding define_peephole2.
6100 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6101 Change predicates to memory_operand.
6103 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6105 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6107 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6109 PR tree-optimization/40219
6110 * tree.c (iterative_hash_expr): Make sure the builtin function is
6111 a normal builtin function and not a front end or back end builtin
6112 before indexing into the built_in_decls array.
6114 2009-05-22 Richard Guenther <rguenther@suse.de>
6117 * alias.c (write_dependence_p): Do not use TBAA for answering
6118 anti-dependence or output-dependence.
6119 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6120 (emit_pointer_definition): Remove.
6121 (emit_alias_warning): Likewise.
6122 (find_what_var_points_to): Remove TBAA pruning code.
6123 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6125 (compute_points_to_sets): Remove code computing the set of
6126 dereferenced pointers.
6127 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6128 oracle for querying anti and output dependencies.
6129 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6130 if TBAA may be applied.
6131 (refs_anti_dependent_p): New function.
6132 (refs_output_dependent_p): Likewise.
6133 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6134 (refs_output_dependent_p): Likewise.
6135 * doc/tree-ssa.texi (Memory model): New section.
6136 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6137 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6138 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6139 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6140 * expr.c (expand_expr_real_1): Likewise.
6141 * gimple-low.c (lower_stmt): Likewise.
6142 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6143 (dump_gimple_cdt): Remove.
6144 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6145 (gimple_size): Likewise.
6146 (walk_gimple_op): Likewise.
6147 (is_gimple_stmt): Likewise.
6148 (walk_stmt_load_store_addr_ops): Likewise.
6149 (gimple_build_cdt): Remove.
6150 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6151 * gimple.h (gimple_cdt_new_type): Remove.
6152 (gimple_cdt_new_type_ptr): Likewise.
6153 (gimple_cdt_set_new_type): Likewise.
6154 (gimple_cdt_location): Likewise.
6155 (gimple_cdt_location_ptr): Likewise.
6156 (gimple_cdt_set_location): Likewise.
6157 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6158 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6159 GIMPLE_CHANGE_DYNAMIC_TYPE.
6160 (verify_types_in_gimple_stmt): Likewise.
6161 * tree-inline.c (estimate_num_insns): Likewise.
6162 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6163 (copy_decl_to_var): Likewise.
6164 (copy_result_decl_to_var): Likewise.
6165 * tree-pretty-print.c (dump_generic_node): Do not handle
6166 CHANGE_DYNAMIC_TYPE_EXPR.
6167 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6168 * tree-ssa-operands.c (get_expr_operands): Likewise.
6169 * tree-ssa-structalias.c (struct variable_info): Remove
6170 no_tbaa_pruning member.
6171 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6172 (unify_nodes): Do not copy it.
6173 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6174 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6175 (set_uids_in_ptset): Do not check it.
6176 (find_what_var_points_to): Likewise.
6177 (compute_tbaa_pruning): Remove.
6178 (compute_points_to_sets): Do not call it.
6179 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6180 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6181 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6182 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6183 (DECL_NO_TBAA_P): Likewise.
6184 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6185 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6186 (expand_omp_atomic_pipeline): Do not set it.
6187 * print-tree.c (print_node): Do not dump it.
6188 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6191 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6194 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6197 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6199 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6202 2009-05-22 Ben Elliston <bje@au.ibm.com>
6204 * Makefile.in (bversion.h, s-bversion): New targets.
6205 (TOPLEV_H): Add bversion.h.
6206 * toplev.h: Include "bversion.h".
6207 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6208 the __format__ attribute only if compiling with the same version
6209 of GCC as the sources (the "build version").
6211 2009-05-22 Ben Elliston <bje@au.ibm.com>
6213 * c-format.c (handle_format_attribute): Fix comment typo.
6215 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6218 * config/ia64/ia64.opt (mfused-madd): New.
6219 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6220 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6221 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6222 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6223 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6224 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6225 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6226 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6227 instruction if !TARGET_FUSED_MADD.
6228 (fpma, fpms): Remove colon from name.
6230 2009-05-22 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6233 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6234 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6236 (create_expression_by_pieces): Only convert if necessary.
6237 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6238 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6240 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6242 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6243 regular pattern from a template and rename it ...
6244 (*extzv_truncsi_exts): ... to this.
6246 2009-05-21 Richard Guenther <rguenther@suse.de>
6248 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6249 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6250 (cgraph_default_inline_p): Likewise.
6251 (cgraph_decide_inlining_incrementally): Likewise.
6253 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6254 Uros Bizjak <ubizjak@gmail.com>
6256 * config/i386/cpuid.h (bit_MOVBE): New.
6258 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6260 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6261 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6262 (ix86_handle_option): Handle OPT_mmovbe.
6263 (ix86_target_string): Add -mmovbe.
6264 (pta_flags): Add PTA_MOVBE.
6265 (processor_alias_table): Add PTA_MOVBE to "atom".
6266 (override_options): Handle PTA_MOVBE.
6268 * config/i386/i386.h (TARGET_MOVBE): New.
6270 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6271 (*bswapsi_movbe): New.
6272 (*bswapdi_movbe): Likewise.
6273 (bswapdi2): Renamed to ...
6275 (bswapdi2): New expander.
6277 * config/i386/i386.opt (mmovbe): New.
6279 * doc/invoke.texi: Document -mmovbe.
6281 2009-05-21 Taras Glek <tglek@mozilla.com>
6283 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6284 * gcc-plugin.h (plugin_init): Updated signature.
6285 * gcc-plugin.h (plugin_name_args): Moved to this header.
6286 * doc/plugins.texi (plugin_init): Updated documention to reflect
6288 * doc/plugins.texi (plugin_name_args): Added to documention.
6290 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6292 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6293 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6295 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6297 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6298 JUMP_TABLE_DATA_P predicates where applicable.
6299 * config/i386/predicates.md: Ditto.
6300 * config/i386/sse.md: Ditto.
6302 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6304 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6305 operand2 -128 override length_immediate attribute to 1.
6306 * config/i386/predicates.md (constm128_operand): New predicate.
6308 * config/i386/i386.c (memory_address_length): Handle %r12
6309 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6311 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6312 mode look through optional ZERO_EXTEND and SUBREG.
6313 * config/i386/i386.md (R12_REG): New define_constant.
6314 (prefix_data16): For sse unit set also for MODE_TI insns.
6315 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6316 insns set if operand 1 is ext_QIreg_operand.
6317 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6318 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6320 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6321 mode from MODE_DI to MODE_SI.
6322 (movdi_1_rex64): Override modrm and length_immediate attributes
6323 only for movabs (TYPE_IMOV, alternative 2).
6324 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6325 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6326 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6327 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6328 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6329 prefix_rex attribute if DImode.
6330 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6331 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6332 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6333 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6334 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6335 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6336 Likewise. For TYPE_IMOV clear length_immediate attribute.
6337 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6338 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6339 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6340 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6341 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6342 or one operand TYPE_ISHIFT.
6343 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6344 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6345 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6346 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6347 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6348 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6349 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6350 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6351 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6352 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6353 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6354 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6355 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6356 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6357 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6358 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6359 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6360 set mode attribute, don't override length attribute.
6361 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6363 (return_internal_long): Set length attribute to 2 instead of 1.
6364 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6365 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6366 prefix_rex attribute.
6367 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6369 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6371 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6373 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6375 2009-05-20 Ian Lance Taylor <iant@google.com>
6377 * tree.c (build_tree_list_vec_stat): New function.
6378 (ctor_to_vec): New function.
6379 (build_nt_call_vec): New function.
6380 (build_call_array): Change args to be a const pointer.
6381 (build_call_vec): New function.
6382 * tree.h (build_nt_call_vec): Declare.
6383 (build_tree_list_vec_stat): Declare.
6384 (build_tree_list_vec): Define.
6385 (build_call_array): Update declaration.
6386 (build_call_vec): Declare.
6387 (ctor_to_vec): Declare.
6388 * c-common.c (tree_vector_cache): New static variable.
6389 (make_tree_vector): New function.
6390 (release_tree_vector): New function.
6391 (make_tree_vector_single): New function.
6392 (make_tree_vector_copy): New function.
6393 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6394 (make_tree_vector_single, make_tree_vector_copy): Declare.
6395 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6396 (c_parser_expr_list): Don't manage cache here, instead call
6398 (c_parser_release_expr_list): Remove static function.
6399 (c_parser_vec_to_tree_list): Remove static function.
6400 (c_parser_attributes): Call build_tree_list_vec instead of
6401 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6402 c_parser_release_expr_list.
6403 (c_parser_postfix_expression_after_primary): Likewise.
6404 (c_parser_objc_keywordexpr): Likewise.
6406 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6408 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6409 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6410 TARGET_CONVERT_TO_TYPE.
6411 * hooks.c (hook_tree_const_tree_null): Define.
6412 * hooks.h (hook_tree_const_tree_null): Declare.
6413 * target.h (struct gcc_target): Add invalid_parameter_type,
6414 invalid_return_type, promoted_type, and convert_to_type fields.
6415 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6416 (TARGET_INVALID_RETURN_TYPE): Define.
6417 (TARGET_PROMOTED_TYPE): Define.
6418 (TARGET_CONVERT_TO_TYPE): Define.
6419 (TARGET_INITIALIZER): Update for new fields.
6420 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6421 (grokparms): Check targetm.invalid_parameter_type.
6422 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6423 * c-convert.c (convert): Check targetm.convert_to_type.
6425 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6427 * config/mips/mips.md (*extenddi_truncate<mode>,
6428 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6430 (*extendhi_truncateqi): New define_insn_and_sptit.
6432 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6435 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6436 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6438 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6440 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6441 the operand of VIEW_CONVERT_EXPR.
6443 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6445 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6446 extended family and model for Intel processors. Support Intel Atom.
6448 2009-05-20 Olivier Hainque <hainque@adacore.com>
6450 * gstab.h (stab_code_type): Define, to be used instead of the
6451 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6453 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6454 occurrences by stab_code_type.
6455 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6457 2009-05-20 Martin Jambor <mjambor@suse.cz>
6459 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6460 (sra_insert_before): Likewise.
6461 (sra_insert_after): Likewise.
6462 (sra_init_cache): Likewise.
6463 (sra_type_can_be_decomposed_p): Likewise.
6464 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6465 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6466 (sra_insert_before): Likewise.
6467 (sra_insert_after): Likewise.
6468 (sra_init_cache): Likewise.
6469 (insert_edge_copies_seq): Made static and moved upwards.
6471 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6474 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6476 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6477 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6480 2009-05-20 Richard Guenther <rguenther@suse.de>
6482 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6483 with mismatched comparison modes.
6485 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6487 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6488 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6489 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6490 with shifts for Thumb2.
6491 (orsi_notsi): New for orn.
6492 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6493 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6494 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6495 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6496 Don't invert remainder for IOR.
6498 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6500 PR tree-optimization/40087
6501 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6502 number_of_iterations_ne): Rename never_infinite argument.
6503 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6504 number_of_iterations_le): Handle pointer-type ivs when
6505 exit_must_be_taken is false.
6506 (number_of_iterations_cond): Do not always assume that
6507 exit_must_be_taken if the control variable is a pointer.
6509 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6511 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6512 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6514 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6516 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6517 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6519 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6522 * c.opt (Wlogical-op): Disabled by default.
6523 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6525 * doc/invoke.texi (Wlogical-op): Likewise.
6527 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6529 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6531 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6532 Propagate the type of the first operand.
6533 <ASSERT_EXPR>: Simplify.
6534 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6535 Rewrite using the RHS code as discriminant.
6536 <NOP_EXPR>: Turn into CASE_CONVERT.
6537 <PLUS_EXPR>: Propagate the type of the first operand.
6539 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6541 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6542 (ia64_dconst_0_375): New.
6543 * config/ia64/ia64.c (ia64_override_options): Remove
6544 -minline-sqrt-min-latency warning.
6545 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6546 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6547 * config/ia64/ia64.md (*sqrt_approx): Remove.
6548 (sqrtsf2): Remove #if 0.
6549 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6550 (sqrtdf): Remove assert.
6551 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6552 (sqrtxf2): Remove #if 0.
6553 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6554 * div.md (sqrt_approx_rf): New.
6555 (sqrtsf2_internal_thr): New implementation.
6556 (sqrtsf2_internal_lat): New.
6557 (sqrtdf2_internal_thr: New implementation.
6558 (sqrtxf2_internal): New implementation.
6560 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6561 Hans-Peter Nilsson <hp@axis.com>
6563 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6564 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6565 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6566 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6567 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6568 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6569 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6570 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6571 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6572 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6573 * c-common.c: ...from here.
6575 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6577 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6579 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6581 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6583 2009-05-19 Ben Elliston <bje@au.ibm.com>
6585 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6586 assignments with memcpy calls.
6587 (add_fdes): Likewise.
6588 (binary_search_unencoded_fdes): Likewise.
6589 (linear_search_fdes): Eliminate type puns.
6591 2009-05-19 Richard Guenther <rguenther@suse.de>
6593 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6594 not falsely claim to have propagated into all uses.
6596 2009-05-19 Ben Elliston <bje@au.ibm.com>
6598 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6601 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6603 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6604 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6605 (TARGET_LEGITIMATE_ADDRESS_P): New.
6606 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6607 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6609 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6612 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6613 child of the containing namespace's DIE.
6615 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6617 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6618 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6619 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6622 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6625 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6626 gen_align with gen_pad.
6627 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6628 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6630 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6631 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6633 * config/i386/i386.md (align): Renamed to ...
6634 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6635 ASM_OUTPUT_MAX_SKIP_PAD.
6637 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6639 * config.gcc: Fix variable syntax.
6642 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6643 before calling exact_log2.
6644 (output_iorsi3): Likewise.
6645 (output_xorsi3): Likewise.
6647 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6649 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6650 for the none zero constant operand except for EQ and NE
6651 comprisons even when the first operand is R0.
6653 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6655 * config/s390/2064.md: Remove trailing whitespaces.
6656 * config/s390/2084.md: Likewise.
6657 * config/s390/constraints.md: Likewise.
6658 * config/s390/fixdfdi.h: Likewise.
6659 * config/s390/libgcc-glibc.ver: Likewise.
6660 * config/s390/s390-modes.def: Likewise.
6661 * config/s390/s390-protos.h: Likewise.
6662 * config/s390/s390.c: Likewise.
6663 * config/s390/s390.h: Likewise.
6664 * config/s390/s390.md: Likewise.
6665 * config/s390/tpf-unwind.h: Likewise.
6667 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6669 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6671 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6674 * configure.ac (m68k-*-*): Check if binutils support TLS.
6675 * configure: Regenerate.
6676 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6677 * config/m68k/constraints.md (Cu): New constraint.
6678 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6679 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6680 (movsi): Handle TLS symbols.
6681 (addsi3_5200): Handle XTLS symbols, indent.
6682 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6683 (m68k_tls_reference_p): Declare.
6684 (m68k_legitimize_address): Declare.
6685 (m68k_unwrap_symbol): Declare.
6686 * config/m68k/m68k.opt (mxtls): New option.
6687 * config/m68k/m68k.c (ggc.h): Include.
6688 (m68k_output_dwarf_dtprel): Implement hook.
6689 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6690 (m68k_expand_prologue): Load GOT pointer when function needs it.
6691 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6692 (m68k_legitimate_constant_address_p): Same.
6693 (m68k_decompose_address): Handle TLS references.
6694 (m68k_get_gp): New static function.
6695 (enum m68k_reloc): New contants.
6696 (TLS_RELOC_P): New macro.
6697 (m68k_wrap_symbol): New static function.
6698 (m68k_unwrap_symbol): New function.
6699 (m68k_final_prescan_insn_1): New static function.
6700 (m68k_final_prescan_insn): New function.
6701 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6703 (legitimize_pic_address): Handle TLS references..
6704 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6705 (m68k_libcall_value_in_a0_p)
6706 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6707 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6708 (m68k_legitimize_tls_address): Handle TLS references.
6709 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6711 (m68k_legitimize_address): Handle TLS symbols.
6712 (m68k_get_reloc_decoration): New static function.
6713 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6715 (m68k_output_dwarf_dtprel): Implement hook.
6716 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6717 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6718 m68k_call_* routines.
6719 (sched_attr_op_type): Handle TLS symbols.
6720 (gt-m68k.h): Include.
6721 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6722 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6724 2009-05-18 Martin Jambor <mjambor@suse.cz>
6726 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6727 (visit_store_addr_for_mod_analysis): New function.
6728 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6729 (determine_cst_member_ptr): Use gimple_assign_single_p.
6730 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6731 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6732 operands. Don't check number of operands of a NOP_EXPR.
6734 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6736 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6738 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6741 * c-common.c (warn_logical_operator): Don't warn if one of
6742 expression isn't always true or false.
6744 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6746 * config/i386/biarch32.h: New file.
6747 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6749 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6751 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6752 *zero_extend<mode>_truncqi): Merge these into ...
6753 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6754 Name the pattern following this as *zero_extendhi_truncqi.
6756 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6759 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6760 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6761 (output_info): Make field HOST_WIDEST_INT.
6762 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6763 (dump_bitmat_statistics): Same.
6765 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6767 * config.gcc (use_gcc_stdint): Set to wrap.
6768 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6769 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6770 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6771 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6772 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6773 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6774 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6775 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6777 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6779 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6781 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6782 Move definitions earlier.
6783 (OPT_ARCH64, OPT_ARCH32): Define.
6784 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6787 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6790 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6793 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6795 * arm.md (movdi2): Copy non-reg values to DImode registers.
6797 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6800 * final.c (label_to_max_skip): New function.
6801 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6802 CODE_LABEL_NUMBER <= max_labelno.
6803 * output.h (label_to_max_skip): New prototype.
6804 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6805 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6806 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6807 Handle CODE_LABELs with >= 16 byte alignment or with
6808 max_skip == (1 << align) - 1.
6809 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6810 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6813 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6814 .p2align 3 if MAX_SKIP is smaller than 7.
6815 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6817 2009-05-15 Ian Lance Taylor <iant@google.com>
6819 * alias.c (struct alias_set_entry_d): Rename from struct
6820 alias_set_entry. Change all uses.
6821 * except.c (struct call_site_record_d): Rename from struct
6822 call_site_record. Change all uses.
6823 * except.h (struct eh_region_d): Rename from struct eh_region.
6825 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6827 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6828 ivtype_map_elt. Change all uses.
6829 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6831 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6832 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6834 (struct sese_d): Rename from struct sese. Change all uses.
6835 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6836 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6837 * optabs.h (struct optab_d): Rename from struct optab. Change all
6839 (struct convert_optab_d): Rename from struct convert_optab.
6841 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6842 ipa_opt_pass. Change all uses.
6843 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6846 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6847 defined as a typedef.
6848 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6851 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6854 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6856 (merge_ranges): Returns bool.
6857 * tree.h (make_range): .. to here.
6858 (build_range_check): Likewise.
6859 (merge_ranges): Likewise. Renamed from merge_ranges.
6860 * c-typeck.c (parser_build_binary_op): Update calls to
6861 warn_logical_operator.
6862 * c-common.c (warn_logical_operator): Add new warning.
6863 * c-common.h (warn_logical_operator): Update declaration.
6865 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6867 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6869 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6871 * doc/install.texi: Document MPC requirements, flags etc.
6873 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6874 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6875 Evaluate constant arguments.
6876 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6877 (fold_builtin_1): Likewise, also evaluate constant arguments.
6878 Remove superfluous break.
6879 (do_mpc_ckconv): New.
6880 * real.h: Include mpc.h.
6881 * toplev.c (print_version): Output MPC version info if available.
6883 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6885 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6887 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6889 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6892 2009-05-15 Jan Hubicka <jh@suse.cz>
6894 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6895 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6896 (try_inline): Fix return value.
6897 (cgraph_decide_inlining_incrementally): Honor new value.
6898 (cgraph_early_inlining): Handle indirect inlining.
6899 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6901 2009-05-15 Jan Hubicka <jh@suse.cz>
6903 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6904 * cgraphunit.c (cgraph_finalize_function): Set it.
6905 (cgraph_expand_function): Use it.
6907 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6909 * real.c (encode_ieee_half): Define.
6910 (decode_ieee_half): Define.
6911 (ieee_half_format): Define.
6912 (arm_half_format): Define.
6913 * real.h (ieee_half_format): Declare.
6914 (arm_half_format): Declare.
6916 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6918 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6919 swapped, and reversed optabs exist before trying to use them.
6921 2009-05-15 Paul Brook <paul@codesourcery.com>
6922 Sandra Loosemore <sandra@codesourcery.com>
6924 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6925 loads. Allow PRE_DEC.
6926 (output_move_neon): Handle PRE_DEC.
6927 (arm_print_operand): Add 'A' for neon structure loads.
6928 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6929 * config/arm/neon.md (neon_mov): Update comment.
6930 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6932 (Um): New constraint.
6934 2009-05-15 Jan Hubicka <jh@suse.cz>
6936 Revert the following patch until testsuite fallout is fixed:
6937 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6938 * cgraph.h (struct inline_summary): New filed self_wize,
6939 size_inlining_benefit, self_time and time_inlining_benefit.
6940 (struct cgraph_global_info): Replace insns by time ans size fields.
6941 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6942 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6943 (ipcp_update_callgraph): Do not touch function bodies.
6944 * ipa-inline.c: Include except.h
6945 (MAX_TIME): New constant.
6946 (overall_insns): Remove
6947 (overall_size, max_benefit): New static variables.
6948 (cgraph_estimate_time_after_inlining): New function.
6949 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6950 (cgraph_clone_inlined_nodes): Update size.
6951 (cgraph_mark_inline_edge): Update size.
6952 (cgraph_estimate_growth): Use size info.
6953 (cgraph_check_inline_limits): Check size.
6954 (cgraph_default_inline_p): Likewise.
6955 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6956 (cgraph_decide_recursive_inlining): Check size.
6957 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6959 (cgraph_decide_inlining): Likewise.
6960 (cgraph_decide_inlining_incrementally): Likewise; honor
6961 PARAM_EARLY_INLINING_INSNS.
6962 (likely_eliminated_by_inlining_p): New predicate.
6963 (estimate_function_body_sizes): New function.
6964 (compute_inline_parameters): Use it.
6965 * except.c (must_not_throw_labels): New function.
6966 * except.h (must_not_throw_labels): Declare.
6967 * tree-inline.c (init_inline_once): Kill inlining_weigths
6968 * tree-ssa-structalias.c: Avoid uninitialized warning.
6969 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6970 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6971 (PARAM_INLINE_CALL_COST): Remove.
6972 (PARAM_EARLY_INLINING_INSNS): New.
6974 2009-05-15 Richard Guenther <rguenther@suse.de>
6976 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6977 not TODO_update_ssa.
6979 2009-05-15 Richard Guenther <rguenther@suse.de>
6981 PR tree-optimization/39999
6982 * gimple.h (gimple_expr_type): Use the expression type looking
6983 through useless conversions.
6984 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6985 (vn_nary_op_insert_stmt): Likewise.
6986 (simplify_binary_expression): Likewise.
6988 2009-05-15 Richard Guenther <rguenther@suse.de>
6990 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6991 New options, enabled by default.
6992 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6994 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6995 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6996 * tree-ssa-structalias.c (gate_tree_pta): New function.
6997 (pass_build_alias): Use it.
6999 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7002 recurse on an invariant address if a conversion from a pointer
7003 type to a wider integer type is involved.
7005 2009-05-15 Jan Hubicka <jh@suse.cz>
7007 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7008 * cgraph.h (struct inline_summary): New filed self_wize,
7009 size_inlining_benefit, self_time and time_inlining_benefit.
7010 (struct cgraph_global_info): Replace insns by time ans size fields.
7011 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7012 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7013 (ipcp_update_callgraph): Do not touch function bodies.
7014 * ipa-inline.c: Include except.h
7015 (MAX_TIME): New constant.
7016 (overall_insns): Remove
7017 (overall_size, max_benefit): New static variables.
7018 (cgraph_estimate_time_after_inlining): New function.
7019 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7020 (cgraph_clone_inlined_nodes): Update size.
7021 (cgraph_mark_inline_edge): Update size.
7022 (cgraph_estimate_growth): Use size info.
7023 (cgraph_check_inline_limits): Check size.
7024 (cgraph_default_inline_p): Likewise.
7025 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7026 (cgraph_decide_recursive_inlining): Check size.
7027 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7029 (cgraph_decide_inlining): Likewise.
7030 (cgraph_decide_inlining_incrementally): Likewise; honor
7031 PARAM_EARLY_INLINING_INSNS.
7032 (likely_eliminated_by_inlining_p): New predicate.
7033 (estimate_function_body_sizes): New function.
7034 (compute_inline_parameters): Use it.
7035 * except.c (must_not_throw_labels): New function.
7036 * except.h (must_not_throw_labels): Declare.
7037 * tree-inline.c (init_inline_once): Kill inlining_weigths
7038 * tree-ssa-structalias.c: Avoid uninitialized warning.
7039 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7040 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7041 (PARAM_INLINE_CALL_COST): Remove.
7042 (PARAM_EARLY_INLINING_INSNS): New.
7043 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7044 (inline-call-cost): Remove.
7045 (early-inlining-insns): New.
7047 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7049 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7051 (print_int_cst_bounds_in_octal_p): Likewise.
7052 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7054 * dwarf2out.c (base_type_die): Likewise.
7055 (is_subrange_type): Delete.
7056 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7057 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7058 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7059 if the destination type is boolean.
7060 (build_range_check): Do not special-case subtypes.
7061 (fold_sign_changed_comparison): Likewise.
7062 (fold_unary): Likewise.
7063 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7064 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7065 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7066 * tree.c (subrange_type_for_debug_p): New predicate based on the
7067 former is_subrange_type.
7068 * tree.h (subrange_type_for_debug_p): Declare.
7069 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7070 (convert_affine_scev): Remove call to above function.
7071 (chrec_convert_aggressive): Likewise.
7072 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7073 false for conversions involving subtypes.
7074 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7075 (vrp_val_min): Likewise.
7076 (needs_overflow_infinity): Likewise.
7077 (extract_range_from_unary_expr): Likewise.
7079 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7081 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7082 * config/frv/frv.c: Likewise.
7083 * config/s390/s390.c: Likewise.
7084 * config/sparc/sparc.h: Likewise.
7085 * config/i386/i386.h: Likewise.
7086 * config/i386/i386.c: Likewise.
7087 * config/crx/crx.c: Likewise.
7088 * config/m68hc11/m68hc11.h: Likewise.
7089 * config/iq2000/iq2000.c: Likewise.
7090 * config/mn10300/mn10300.h: Likewise.
7091 * config/mn10300/mn10300.c: Likewise.
7092 * config/m68k/m68k.c: Likewise.
7093 * config/rs6000/rs6000.c: Likewise.
7094 * config/rs6000/xcoff.h: Likewise.
7095 * config/rs6000/linux64.h: Likewise.
7096 * config/rs6000/sysv4.h: Likewise.
7097 * config/score/score3.c: Likewise.
7098 * config/score/score7.c: Likewise.
7099 * config/score/score.c: Likewise.
7100 * config/arm/arm.md: Likewise.
7101 * config/mips/mips.c: Likewise.
7102 * config/mips/mips.md: Likewise.
7103 * config/bfin/bfin.h: Likewise.
7104 * config/pa/pa.c: Likewise.
7105 * config/pa/constraints.md: Likewise.
7107 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7108 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7109 * config/pdp11/pdp11.h: Use memory_address_p instead.
7111 2009-05-14 Ian Lance Taylor <iant@google.com>
7113 * passes.c (finish_optimization_passes): Change i to int.
7114 * plugin.c (plugins_active_p): Change event to int.
7115 (dump_active_plugins): Likewise.
7116 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7118 * tree.c (tree_range_check_failed): Change c to unsigned int.
7119 (omp_clause_range_check_failed): Likewise.
7120 (build_common_builtin_nodes): Change mode to int. Add cast.
7121 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7122 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7124 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7125 ++ or -- with a variable of enum type.
7127 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7130 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7132 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7134 * store-motion.c: Do not include params.h
7135 * Makefile.in: Fix dependencies for various files.
7137 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7139 * auto-inc-dec.c: Fix pass description, remove apparent
7140 accidental duplication.
7142 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7145 * ipa-utils.h (memory_identifier_string): Moved to ...
7146 * tree.h (memory_identifier_string): Here. Add GTY(()).
7148 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7150 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7151 in the former documentation of...
7152 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7153 * ira-conflicts.c (get_dup_num): Use address_operand.
7154 * targhooks.c (default_legitimate_address_p): New.
7155 * targhooks.h (default_legitimate_address_p): New.
7156 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7158 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7159 * target.h (struct target): Add legitimate_address_p.
7160 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7161 (TARGET_INITIALIZER): Include it.
7163 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7164 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7165 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7166 (TARGET_LEGITIMATE_ADDRESS_P): New.
7168 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7169 (REG_OK_STRICT_P): Delete.
7170 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7171 (frv_legitimate_address_p_1): ... this.
7172 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7173 (frv_legitimate_address_p_1): ... the renamed old
7174 frv_legitimate_address_p.
7175 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7176 (TARGET_LEGITIMATE_ADDRESS_P): New.
7178 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7179 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7180 * config/s390/s390.c (legitimate_address_p): Rename to...
7181 (s390_legitimate_address_p): ... this, make static.
7182 (legitimize_address): Adjust call.
7183 (TARGET_LEGITIMATE_ADDRESS_P): New.
7184 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7186 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7187 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7188 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7189 (TARGET_LEGITIMATE_ADDRESS_P): New.
7191 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7192 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7193 * config/spu/spu.c (spu_legitimate_address): Rename to...
7194 (spu_legitimate_address_p): ... this, make static.
7195 (TARGET_LEGITIMATE_ADDRESS_P): New.
7197 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7198 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7199 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7200 (sparc_legitimate_address_p): ... this, make static and return bool.
7201 (legitimize_address): Adjust call.
7202 (TARGET_LEGITIMATE_ADDRESS_P): New.
7204 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7205 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7206 * config/i386/i386.c (legitimate_address_p): Rename to...
7207 (ix86_legitimate_address_p): ... this, make static.
7208 (constant_address_p): Move after it, adjust call.
7209 (TARGET_LEGITIMATE_ADDRESS_P): New.
7211 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7212 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7213 * config/avr/avr.c (legitimate_address_p): Rename to...
7214 (avr_legitimate_address_p): ... this, make static.
7215 (legitimize_address): Adjust call.
7216 (TARGET_LEGITIMATE_ADDRESS_P): New.
7218 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7219 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7220 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7221 (TARGET_LEGITIMATE_ADDRESS_P): New.
7223 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7224 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7225 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7226 (TARGET_LEGITIMATE_ADDRESS_P): New.
7228 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7229 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7231 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7233 (TARGET_LEGITIMATE_ADDRESS_P): New.
7235 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7236 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7238 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7240 (m68hc11_legitimate_address_p): ... this, make static.
7241 (go_if_legitimate_address_internal): Rename to...
7242 (m68hc11_legitimate_address_p_1): ... this.
7243 (legitimize_address): Adjust call.
7244 (TARGET_LEGITIMATE_ADDRESS_P): New.
7246 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7247 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7248 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7249 (TARGET_LEGITIMATE_ADDRESS_P): New.
7251 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7252 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7253 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7254 (mn10300_legitimate_address_p): ... this, make static.
7255 (TARGET_LEGITIMATE_ADDRESS_P): New.
7257 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7258 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7259 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7260 (TARGET_LEGITIMATE_ADDRESS_P): New.
7262 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7263 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7264 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7265 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7266 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7267 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7268 (rs6000_legitimate_address_p): ... this, make static.
7269 (TARGET_LEGITIMATE_ADDRESS_P): New.
7270 (REG_MODE_OK_FOR_BASE_P): Delete.
7271 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7273 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7274 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7276 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7277 static, adjust types.
7278 (TARGET_LEGITIMATE_ADDRESS_P): New.
7280 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7281 * config/score/score.c (score_address_p): Rename to...
7282 (score_legitimate_address_p): ... this.
7283 (TARGET_LEGITIMATE_ADDRESS_P): New.
7284 * config/score/score3.c (score3_address_p): Rename to...
7285 (score3_legitimate_address_p): ... this.
7286 * config/score/score7.c (score7_address_p): Rename to...
7287 (score7_legitimate_address_p): ... this.
7289 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7290 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7291 GO_IF_LEGITIMATE_ADDRESS): Delete.
7292 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7293 thumb2_legitimate_address_p): Delete.
7294 (arm_legitimate_address_p): Rename to...
7295 (arm_legitimate_address_outer_p): ... this.
7296 * config/arm/constraints.md ("Uq"): Adjust call.
7297 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7298 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7300 (arm_legitimate_address_outer_p): ... this.
7301 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7303 (TARGET_LEGITIMATE_ADDRESS_P): New.
7305 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7306 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7307 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7308 (TARGET_LEGITIMATE_ADDRESS_P): New.
7310 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7311 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7312 * config/vax/vax.c (legitimate_address_p): Rename to...
7313 (vax_legitimate_address_p): ... this, make static.
7314 (TARGET_LEGITIMATE_ADDRESS_P): New.
7316 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7317 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7318 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7319 (TARGET_LEGITIMATE_ADDRESS_P): New.
7321 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7322 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7323 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7324 (mmix_legitimate_address_p): ... this, make static.
7325 (TARGET_LEGITIMATE_ADDRESS_P): New.
7327 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7328 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7329 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7330 (TARGET_LEGITIMATE_ADDRESS_P): New.
7332 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7334 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7335 of MODE_COMPLEX_INT.
7337 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7339 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7340 LCT_NORMAL in function call.
7341 * mips-tdump.c (print_file_desc): Add cast to enum type.
7342 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7343 (mark_stabs): Add casts to enum types.
7344 (parse_stabs_common): Add casts to enum types.
7346 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7348 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7349 Check for invalid values of LETTER.
7351 2009-05-13 Taras Glek <tglek@mozilla.com>
7353 * attribs.c (register_attribute): moved out attribute registration
7354 into register_attribute.
7355 * doc/plugins.texi: Documented register_attribute and
7357 * gcc-plugin.h: Added forward decl for register_attribute.
7358 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7359 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7360 PLUGIN_ATTRIBUTES boilerplate.
7362 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7364 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7365 values even in sentinel and empty entries.
7366 (ms_printf_flag_specs): Likewise.
7367 (ms_scanf_flag_specs): Likewise.
7368 (ms_strftime_flag_specs): Likewise.
7369 (ms_print_char_table): Likewise.
7370 (ms_scan_char_table): Likewise.
7371 (ms_time_char_table): Likewise.
7373 2009-05-13 Doug Kwan <dougkwan@google.com>
7375 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7377 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7379 * config/mips/mips.md (store): Add attributes for QI and HI.
7381 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7382 (truncdi<mode>2): ... this new pattern.
7384 2009-05-13 Brad Hards <bradh@kde.org>
7386 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7388 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7389 Ben Elliston <bje@au.ibm.com>
7392 * dse.c (check_mem_read_rtx): Guard against width == -1.
7394 2009-05-13 Michael Matz <matz@suse.de>
7397 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7398 (trivially_conflicts_p): New function.
7399 (insert_backedge_copies): Use it.
7401 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7403 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7404 (handle_stdc_pragma): Use new enum constant names.
7405 (handle_pragma_float_const_decimal64): Ditto.
7407 2009-05-13 Ian Lance Taylor <iant@google.com>
7409 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7412 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7414 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7415 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7417 * config/m68k/m68k.h (FL_UCLINUX): Define.
7419 2009-05-13 Jan Hubicka <jh@suse.cz>
7421 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7423 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7425 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7426 unless -fschedule-insns is specified.
7428 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7431 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7432 TARGET_EXPAND_CBRANCHDI4.
7433 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7434 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7435 (cmpeqdi): Fix comment.
7437 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7439 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7440 (sh_legitimate_address_p): Likewise.
7441 * config/sh/sh.c (sh_legitimate_index_p): New.
7442 (sh_legitimate_address_p): Likewise.
7443 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7444 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7445 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7446 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7447 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7448 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7449 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7450 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7451 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7453 2009-05-12 Jan Hubicka <jh@suse.cz>
7455 * tree-inline.c (estimate_operator_cost): Add operands;
7456 when division happens by constant, it is cheap.
7457 (estimate_num_insns): Loads and stores are not having cost of 0;
7458 EH magic stuff is cheap; when computing runtime cost of switch,
7459 use log2 base of amount of its cases; builtin_expect has cost of 0;
7460 compute cost for moving return value of call.
7461 (init_inline_once): Initialize time_based flags.
7462 * tree-inline.h (eni_weights_d): Add time_based flag.
7464 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7466 * df-core.c: Update head documentation.
7468 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7471 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7472 shadowing exisiting variable op1.
7474 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7477 * config/i386/driver-i386.c (processor_signatures): New enum.
7478 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7479 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7480 processor signature to detect geode processor.
7482 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7486 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7488 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7489 causes spurious differences between trunk and cond-optab branch.
7491 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7493 * dojump.c (compare_from_rtx): Delete.
7494 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7495 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7496 if the comparison does not satisfy the predicate; test predicates for
7497 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7498 further if one existing pattern fails.
7499 * expr.h (compare_from_rtx): Delete.
7500 (prepare_operand): Declare it.
7501 * optabs.c: Change "lib call" to "libcall" throughout.
7502 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7503 HAVE_conditional_trap, emit_cmp_insn): Delete.
7504 (can_compare_p): Delete cmp_optab case.
7505 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7506 Accept other parameters by value.
7507 (prepare_operand): Make non-static.
7508 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7509 other parameters by value. Try to widen operands here based on
7510 an optab_methods argument and looking at cbranch_optab.
7511 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7512 loop. Use cbranch_optab directly.
7513 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7514 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7516 (emit_conditional_move, emit_conditional_add): Inline what's needed
7517 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7518 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7519 with COMPARE. Move cmov_optab and cstore_optab above
7520 with cbranch_optab, move cmp_optab down with ucmp_optab,
7521 remove tst_otpab. Do not initialize trap_rtx.
7522 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7523 for trap code. Do not check HAVE_conditional_trap. Use
7524 prepare_cmp_insn. Accept no predicate for operand 3.
7525 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7526 (OTI_ctrap, ctrap_optab): New.
7527 (tst_optab): Delete.
7528 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7529 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7530 with lookup of ctrap_optab.
7531 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7535 * combine.c (combine_simplify_rtx, simplify_set): Do not
7536 special case comparing against zero for cc0 machines.
7537 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7538 COMPARE on cc0 machines.
7539 (simplify_relational_operation): Return a new expression when
7540 a COMPARE could be removed.
7541 * final.c (final_scan_insn): Compare cc_status values
7542 against LHS of a (compare FOO (const_int 0)) cc0 source.
7543 Also check if cc_status.value is the full compare.
7545 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7546 (cstoreMM4): Document.
7547 (conditional_trap): Document ctrapMM4 instead.
7548 (sync_compare_and_swapMM): Refer to cbranchcc4.
7549 (Dependent Patterns): Eliminate obsolete information referring to
7550 the old jump optimization phase.
7551 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7552 of compares with 0 on cc0 machines.
7553 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7554 avoiding references to cc0. Remove text about storing operands
7556 * doc/tm.texi (Condition Codes): Include blurb on different
7557 condition code representations, separate into subsections for
7558 CC0, MODE_CC and conditional execution.
7560 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7561 alpha_emit_setcc): Accept operands and a machine mode.
7562 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7563 Get code/op0/op1 from operands, use machine mode argument
7564 instead of alpha_compare.fp_p. Emit the branch here.
7565 (alpha_emit_setcc): Likewise, and return boolean.
7566 (alpha_emit_conditional_move): Likewise. Assert that
7567 cmp_op_mode == cmp_mode, and simplify accordingly.
7568 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7569 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7570 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7572 (stack probe test): Use cbranchdi4.
7573 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7575 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7576 * config/arc/arc.h (movsicc, movsfcc): Use it.
7577 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7578 (cbranchsi4, cstoresi4): New.
7579 (cmpsi, bCC and sCC expanders): Remove.
7581 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7582 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7583 * config/arm/predicates.md (arm_comparison_operator): Only include
7584 floating-point operators if there is a hardware floating-point unit.
7585 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7586 deferring to cbranch_cc and cstore_cc respectively.
7587 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7588 cbranch_cc, cstore_cc): New.
7589 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7591 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7593 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7594 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7596 (adjust_insn_length): Adjust calls.
7597 (avr_reorg): Handle (compare (foo) (const_int 0)).
7598 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7599 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7600 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7601 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7603 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7604 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7606 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7607 (cbranchsi4, cstorebi4, cstoresi4): New.
7608 (movbisi): This insn is duplicate, split it to zero_extend.
7609 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7610 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7611 (bfin_optimize_loop): Use cbranch expander.
7612 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7613 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7614 (bfin_bimode_comparison_operator): ... this.
7615 (bfin_direct_comparison_operator): New.
7617 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7618 inside (compare FOO (const_int 0)).
7619 (cris_rtx_costs): Handle ZERO_EXTRACT.
7620 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7621 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7622 (*tstdi_v32): Delete.
7623 (*cmpdi_non_v32): Add M alternative for operand 1.
7624 (cmpsi, cmp<mode>): Make private.
7625 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7627 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7629 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7630 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7631 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7632 (cc_reg_operand): New.
7634 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7635 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7636 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7637 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7638 crx_expand_scond): Delete.
7640 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7642 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7643 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7645 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7646 cstoresi4, cstoresf4, cstoredf4): New.
7647 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7648 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7649 Receive the entire operands array.
7650 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7651 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7652 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7653 Get test/op0/op1 from the operands array.
7654 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7656 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7657 (h8300_expand_store): New.
7658 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7660 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7661 (h8300_expand_store): New.
7662 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7663 or do not try to produce (set (cc0) REG).
7664 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7665 change a compare into a move to a scratch register. Disable some
7666 peepholes when comparing with zero.
7667 (tstsi, tsthi, tstsi, cmpqi): Make private.
7670 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7673 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7674 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7675 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7676 (ix86_emit_i387_log1p): Use cbranchxf2.
7677 (ix86_expand_setcc): Return void.
7678 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7679 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7680 cmp<MODEF>, cmpcc): Remove.
7681 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7682 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7683 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7684 (sCC and bCC expanders): Remove.
7685 (stack_protect_test): Use cbranchcc4.
7687 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7689 (ia64_expand_compare): Accept three rtx by reference and return void.
7690 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7691 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7692 from *expr. Update *expr with the BImode comparison to do.
7693 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7694 cmptf, bCC, sCC, conditional_trap): Delete.
7695 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7696 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7697 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7698 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7699 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7701 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7702 type of last argument.
7703 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7704 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7705 use machine mode argument instead of branch_type. Remove dead
7706 code for floating-point comparisons.
7707 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7708 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7710 (cbranchsi4, cstoresi4): New.
7711 * config/iq2000/predicates.md (reg_or_const_operand): New.
7713 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7714 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7715 (b<code>_op): Rewrite to...
7716 (bcc_op): ... this, using match_operator.
7717 (s<code>_op): Rewrite to...
7718 (scc_op): ... this, using match_operator.
7719 (s<code>_24_op): Rewrite to...
7720 (scc_op_24): ... this, using match_operator.
7721 (s<code>_<mode>): Rewrite to...
7722 (cstore<mode>4): ... this, using match_operator.
7723 (s<code>_<mode>_24): Rewrite to...
7724 (cstore<mode>4_24): ... this, using match_operator.
7725 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7726 m32c_unpend_compare, m32c_expand_scc): Delete.
7727 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7728 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7729 (m32c_expand_movcc): Change NE to EQ if necessary.
7730 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7732 * config/m32r/m32r-protos.h (gen_cond_store): New.
7733 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7734 (gen_cond_store): New, from sCC patterns.
7735 (m32r_expand_block_move): Use cbranchsi4.
7736 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7737 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7738 (cbranchsi4, cstoresi4): New.
7740 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7742 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7743 (m68hc11_notice_update_cc): Look into a compare with 0.
7744 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7746 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7747 cmphi, cmpqi, bCC): Delete.
7748 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7749 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7750 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7753 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7754 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7755 * config/m68k/constraints.md (H): New.
7756 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7757 the define_insn below.
7758 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7759 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7760 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7761 patterns): Wrap RHS with COMPARE.
7762 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7763 (*cmpdi_internal): Name this pattern.
7764 (cmpdi): Change to define_insn.
7765 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7766 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7767 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7769 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7770 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7771 (conditional_trap): Change to...
7772 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7773 (*conditional_trap): Use the ordered_comparison_operator and
7774 const1_operand predicates.
7775 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7776 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7777 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7778 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7780 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7781 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7782 (mcore_gen_compare): New.
7783 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7784 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7785 (mcore_gen_compare): ... this.
7786 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7787 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7788 (stack probe pattern): Use cbranchsi4.
7790 * config/mips/predicates.md (mips_cstore_operator): New.
7791 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7792 * config/mips/mips.md (any_cond): Delete.
7793 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7795 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7796 fixuns_truncsfdi2): Use cbranch patterns.
7797 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7798 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7799 Adjust call to mips_expand_conditional_branch.
7800 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7802 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7803 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7804 * config/mips/mips.c (cmp_operands): Delete.
7805 (mips_emit_compare): Get comparison operands from *op0/*op1.
7806 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7807 that it succeeds. Use op0/op1 instead of cmp_operands.
7808 (mips_expand_conditional_branch, mips_expand_conditional_move,
7809 mips_expand_conditional_trap): Likewise.
7810 (mips_block_move_loop): Use cbranch patterns.
7811 * config/mips/mips.h (cmp_operands): Delete.
7813 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7814 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7815 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7816 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7817 (*cmpcc_folded): Rename to...
7818 (*cmpdi_folded): this.
7819 (*cmpcc): Rename to...
7821 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7824 (cbranchdf4): New. Handle invalid comparisons here.
7825 * config/mmix/predicates.md (float_comparison_operator): New.
7827 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7828 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7829 * config/mn10300/mn10300.md (tst): Delete.
7830 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7831 Name these patterns and wrap RHS in a compare.
7832 (*cmpsi): Make this pattern private. Include tst.
7833 (*cmpsf): Make this pattern private.
7834 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7835 (compare with zero peepholes): Likewise.
7837 (cbranchsi4, cbranchsf4): New.
7838 (casesi): Use cbranchsi4.
7840 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7841 hppa_branch_type): Delete.
7842 (return_addr_rtx): Use cbranchsi4.
7843 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7844 Emit CCFPmode comparison here.
7845 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7846 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7847 hppa_branch_type): Delete.
7848 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7849 (movsicc, movdicc): Remove references to hppa_compare_op0,
7850 hppa_compare_op1 and compare_from_rtx.
7851 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7852 (casesi): Use cbranchsi4.
7854 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7855 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7856 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7857 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7858 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7860 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7861 (*branch, *branch_inverted): New.
7863 * config/picochip/picochip.md (cbranchhi4): Use
7864 ordered_comparison_operator.
7865 (cmphi, bCC): Remove.
7867 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7868 (trap_comparison_operator): Delete.
7869 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7870 rs6000_emit_cbranch): Accept mode and operands.
7871 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7872 rs6000_compare_fp_p): Delete.
7873 (rs6000_generate_compare): Accept mode and comparison. Extract code
7874 and op0/op1 from there. Replace references to rs6000_compare_op0
7875 and rs6000_compare_op1.
7876 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7877 extract result from passed operands.
7878 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7879 extract loc from passed operands.
7880 (rs6000_emit_cmove): Likewise.
7881 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7882 rs6000_compare_fp_p): Delete.
7883 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7884 (cbranch<GPR>4, cbranch<FP>4): New.
7885 (cstore<mode>4): New. Consolidate here all choices about when to use
7886 portable or specialized sCC sequences.
7887 (stack_protect_test): Use cbranchsi4.
7888 (conditional_trap): Replace with ctrap<GPR>4.
7889 (conditional trap insn): Replace trap_comparison_operator with
7890 ordered_comparison_operator.
7892 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7893 (s390_emit_prologue): Use ctrap.
7894 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7895 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7896 New predicates replacing...
7897 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7898 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7899 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7900 (add<mode>cc): Do not use s390_compare_op0/op1.
7901 (s<code>): Change to...
7902 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7904 (cstorecc4): ... this. Handle EQ or NE equally.
7905 (*sne): Un-privatize for use in cstorecc4.
7906 (b<code>): Change to...
7907 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7908 (conditional_trap): Replace with...
7909 (ctrap<GPR>4, ctrap<FP>4): ... these.
7910 (stack_protect): Use cbranchcc4.
7912 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7913 * config/score/score-protos.h (score_gen_cmp): Delete.
7914 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7915 (score_block_move-loop): Use cbranchsi4.
7916 * config/score/score.md (cbranchsi4): New.
7917 (cmpsi, bCC): Delete.
7918 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7919 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7920 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7921 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7922 * config/score/score3.h (score3_gen_cmp): Delete.
7923 * config/score/score7.h (score7_gen_cmp): Delete.
7925 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7926 (sh_emit_scc_to_t): ... this. Return void.
7927 (from_compare): Rename to...
7928 (sh_emit_compare_and_branch): ... this.
7929 (sh_emit_compare_and_set): New.
7930 (sh_expand_t_scc): Accept operands.
7931 * config/sh/predicates.md (sh_float_comparison_operator): New.
7932 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7933 (prepare_scc_operands): Rename to...
7934 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7936 (sh_emit_cheap_store_flag): New.
7937 (sh_emit_set_t_insn): New.
7938 (from_compare): Rename to...
7939 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7940 handling of TARGET_SH2E floating point to avoid recursive call.
7941 Generate branch here.
7942 (sh_emit_compare_and_set): New.
7943 (sh_expand_t_scc): Get op0/op1 from arguments.
7944 (sh_emit_cheap_store_flag): New.
7945 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7947 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7948 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7949 (movsicc, movdicc): Do nothing when it recreated operands from
7950 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7951 prepare_scc_operands (now sh_emit_scc_to_t).
7952 (udivdi3): Use cstoresi4.
7953 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7954 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7955 (cbranchint4_media, cbranchfp4_media): New.
7956 (casesi): Use cbranchdi4.
7957 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7959 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7960 (movnegt): Remove second operand.
7961 (cbranchsf4, cbranchdf4): New.
7962 (stack_protect): Use cbranchdi4/cbranchsi4.
7964 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7965 (gen_compare_reg): Accept comparison, extract part of it to...
7966 (gen_compare_reg_1): ... this.
7967 (gen_compare_operator): Delete.
7968 (gen_v9_scc): Accept separate destination, comparison code and arms.
7969 Do not use sparc_compare_op0/sparc_compare_op1.
7970 (emit_scc_insn, emit_conditional_branch_insn): New.
7971 (emit_v9_brxx): Make static. Remove useless assertion.
7972 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7974 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7975 * config/sparc/sparc-protos.h (gen_compare_reg,
7976 sparc_emit_float_lib_cmp): Adjust prototype.
7977 (emit_scc_insn, emit_conditional_branch_insn): New.
7978 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7979 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7980 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7981 iterators to the top.
7982 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7983 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7984 snedi_special_trunc): Delete.
7985 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7986 and snedi_special_trunc.
7987 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7988 cbranchdi4, cbranch<F:mode>4): New.
7989 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7990 here. Use gen_compare_reg instead of gen_compare_operator.
7991 (conditional_trap): Replace with...
7992 (ctrapsi4, ctrapdi4): ... this.
7993 (stack_protect_test): Use cbranchcc4.
7995 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7997 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7998 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7999 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8000 from operands[0] or operands[3] depending on is_set.
8001 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8002 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8003 cmpdf, bCC), sCC: Remove.
8004 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8005 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8007 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8008 spu_emit_branch_or_set.
8010 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8012 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8013 xstormy16_compare_op1): Delete.
8014 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8015 xstormy16_compare_op1): Delete.
8016 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8018 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8019 (cmphi, cmpsi, bCC): Remove.
8021 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8022 (*cmpsi): ... this one.
8023 (cbranchsi4, cstoresi4): New.
8024 (bCC expanders): Delete.
8025 (sCC insns): Fold into...
8026 (*setcc): ... this one.
8027 (casesi): Do not use gen_cmpsi and gen_bgtu.
8028 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8029 (movsicc): Simplify.
8030 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8032 * config/vax/vax-protos.h (cond_name): New.
8033 (vax_output_conditional_branch): Remove.
8034 * config/vax/vax.c (cond_name): New.
8035 (vax_output_conditional_branch): Remove.
8036 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8037 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8038 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8039 (bit<VAXint>): Wrap source with (compare).
8040 (b<code> and following unnamed pattern): Rename to *branch and
8041 *branch_reversed. Change macroization to match_operator.
8042 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8044 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8045 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8046 Change last argument to machine_mode.
8047 (xtensa_expand_scc): Add machine_mode argument.
8048 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8049 (gen_conditional_move, xtensa_expand_conditional_branch,
8050 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8051 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8052 Adjust operand numbers.
8053 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8055 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8056 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8057 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8059 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8061 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8062 causes spurious differences between trunk and cond-optab branch.
8064 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8067 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8069 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8071 * tree.c (iterative_hash_pointer): Delete.
8072 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8073 Hash UIDs and versions of SSA names. Don't special-case built-in
8074 function declarations.
8076 2009-05-11 Ian Lance Taylor <iant@google.com>
8079 * graphite.c: Force -Wc++-compat to only be a warning before
8080 #including "cloog/cloog.h".
8082 2009-05-11 Martin Jambor <mjambor@suse.cz>
8084 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8086 2009-05-11 Jan Hubicka <jh@suse.cz>
8088 * tree-ssa-loop-ivcanon.c: Include target.h
8089 (struct loop_size): new structure.
8090 (constant_after_peeling): New predicate.
8091 (tree_estimate_loop_size): New function.
8092 (estimated_unrolled_size): Rewrite for new estimates.
8093 (try_unroll_loop_completely): Use new estimates.
8094 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8096 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8098 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8099 libcpp interface change.
8100 (spu_macro_to_expand): Likewise.
8102 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8104 PR tree-optimization/40026
8105 * gimplify.c (gimplify_init_constructor): Change initial conditional
8106 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8107 optimize_compound_literals_in_ctor.
8109 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8111 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8113 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8115 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8117 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8118 HOST_WIDE_INT for gap.
8120 2009-05-11 Ira Rosen <irar@il.ibm.com>
8122 PR tree-optimization/40074
8123 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8124 account in group size and step comparison.
8126 2009-05-11 Richard Guenther <rguenther@suse.de>
8128 * passes.c (init_optimization_passes): Strip now incorrect comment.
8129 (execute_function_todo): Do not set PROP_alias.
8130 * tree-pass.h (PROP_alias): Remove.
8131 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8132 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8133 * tree-nrv.c (pass_return_slot): Likewise.
8134 * tree-object-size.c (pass_object_sizes): Likewise.
8135 * tree-ssa-dom.c (pass_dominator): Likewise.
8136 (pass_phi_only_cprop): Likewise.
8137 * tree-ssa-dse.c (pass_dse): Likewise.
8138 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8139 (pass_cselim): Likewise.
8140 * tree-ssa-pre.c (pass_pre): Likewise.
8141 (pass_fre): Likewise.
8142 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8143 * tree-ssa-sink.c (pass_sink_code): Likewise.
8144 * tree-stdarg.c (pass_stdarg): Likewise.
8145 * tree-tailcall.c (pass_tail_calls): Likewise.
8146 * tree-vrp.c (pass_vrp): Likewise.
8148 2009-05-10 Ian Lance Taylor <iant@google.com>
8150 * basic-block.h (enum profile_status): Break out of struct
8152 * cgraph.h (struct inline_summary): Break out of struct
8154 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8155 of struct cgraph_order_sort.
8156 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8157 * cse.c (struct branch_path): Break out of struct
8158 cse_basic_block_data.
8159 * except.h (enum eh_region_type): Break out of struct eh_region.
8160 * gcc.c (enum add_del): Break out of struct modify_target.
8161 * genrecog.c (enum decision_type): Break out of struct decision_test.
8162 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8164 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8165 * regmove.c (enum match_use): New enum, broken out of struct match.
8166 * sched-int.h (enum post_call_group): New enum, broken out of
8168 (struct deps_reg): Break out of struct deps.
8169 * target.h (struct asm_int_op): Break out of struct gcc_target.
8170 * tree-eh.c (struct goto_queue_node): Break out of struct
8172 * tree-inline.h (enum copy_body_cge_which): Break out of
8174 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8176 * c-decl.c (in_struct, struct_types): New static variables.
8177 (pushtag): Add loc parameter. Change all callers.
8178 (lookup_tag): Add ploc parameter. Change all callers.
8179 (check_compound_literal_type): New function.
8180 (parser_xref_tag): Add loc parameter. Change all callers. If
8181 -Wc++-compat, warn about struct/union/enum types defined within a
8183 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8184 and loc parameters. Change all callers. Change error calls to
8185 error_at, using loc. For a redefinition, if the location of the
8186 original definition is known, report it. Set in_struct and
8187 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8188 (finish_struct): Add new parameters enclosing_in_struct and
8189 enclosing_struct_types. Change all callers. Set
8190 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8191 in the struct. If in a struct, add this struct to struct_types.
8192 (start_enum): Add loc parameter. Change all callers. Use
8193 error_at for errors, using loc. For a redefinition, if the
8194 location of the original definition is known, report it. If in a
8195 struct, add this enum type to struct_types. If -Wc++-compat warn
8196 if in sizeof, typeof, or alignof.
8197 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8198 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8199 (c_parser_enum_specifier): Get enum location for start_enum.
8200 (c_parser_struct_or_union_specifier): Get struct location for
8201 start_struct. Save in_struct and struct_types status between
8202 start_struct and finish_struct.
8203 (c_parser_cast_expression): Get location of cast.
8204 (c_parser_alignof_expression): Get location of type.
8205 (c_parser_postfix_expression): Likewise.
8206 (c_parser_postfix_expression_after_paren_type): Add type_loc
8207 parameter. Change all callers. Call check_compound_literal_type.
8208 Use type_loc for error about variable size type.
8209 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8210 of an enum constant from an enum type defined in a struct or union.
8211 (c_cast_expr): Add loc parameter. Change all callers. If
8212 -Wc++-compat, warn about defining a type in a cast.
8213 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8214 (start_enum, start_struct, finish_struct): Update declarations.
8215 (parser_xref_tag, c_cast_expr): Update declarations.
8216 (check_compound_literal_type): Declare.
8218 2009-05-11 Ben Elliston <bje@au.ibm.com>
8220 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8221 for recent libcpp interface change.
8222 (rs6000_macro_to_expand): Likewise.
8224 2009-05-10 Michael Matz <matz@suse.de>
8227 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8228 not at entry of function.
8230 2009-05-10 Richard Guenther <rguenther@suse.de>
8232 PR tree-optimization/40081
8234 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8235 using the main variant of the element type. Do not fiddle with
8236 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8238 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8239 structs with volatile fields.
8241 2009-05-10 Jan Hubicka <jh@suse.cz>
8243 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8244 (estimate_move_cost): Assert that it does not get called for
8246 (estimate_num_insns): Skip VOID types in argument handling.
8247 (optimize_inline_calls): Delete unreachable blocks and verify that
8250 2009-05-10 Jan Hubicka <jh@suse.cz>
8252 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8253 * cgraph.c (cgraph_mark_address_taken_node): New function.
8254 (dump_cgraph_node): Dump new flag.
8255 * cgraph.h (struct cgraph_node): Add address_taken.
8256 (cgraph_mark_address_taken_node): New function.
8257 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8258 since new direct calls can be born.
8260 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8262 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8265 2009-05-10 Jan Hubicka <jh@suse.cz>
8268 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8270 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8271 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8272 * tree-inline.c (copy_bb): Set frequency correctly.
8273 (fold_marked_statements): Update call to
8274 cgraph_update_edges_for_call_stmt.
8276 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8278 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8279 identifiers in diagnostics.
8280 * config/arm/arm.c (arm_handle_fndecl_attribute,
8281 arm_handle_isr_attribute): Likewise.
8282 * config/avr/avr.c (avr_handle_progmem_attribute,
8283 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8284 * config/bfin/bfin.c (handle_int_attribute,
8285 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8286 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8287 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8289 * config/darwin.c (darwin_handle_kext_attribute,
8290 darwin_handle_weak_import_attribute): Likewise.
8291 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8292 h8300_handle_eightbit_data_attribute,
8293 h8300_handle_tiny_data_attribute): Likewise.
8294 * config/i386/i386.c (ix86_handle_cconv_attribute,
8295 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8296 * config/i386/winnt.c (ix86_handle_shared_attribute,
8297 ix86_handle_selectany_attribute): Likewise.
8298 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8299 * config/m32c/m32c.c (function_vector_handler): Likewise.
8300 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8301 m68hc11_handle_fntype_attribute): Likewise.
8302 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8303 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8304 * config/mips/mips.c (mips_insert_attributes,
8305 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8306 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8307 rs6000_handle_struct_attribute): Likewise.
8308 * config/sh/sh.c (sh_insert_attributes,
8309 sh_handle_resbank_handler_attribute,
8310 sh_handle_interrupt_handler_attribute,
8311 sh2a_handle_function_vector_handler_attribute,
8312 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8314 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8315 * config/spu/spu.c (spu_handle_fndecl_attribute,
8316 spu_handle_vector_attribute): Likewise.
8317 * config/stormy16/stormy16.c
8318 (xstormy16_handle_interrupt_attribute): Likewise.
8319 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8320 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8322 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8324 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8325 (pp_translate_identifiers): New.
8326 (pp_identifier): Only conditionally translate identifier to locale
8328 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8329 (pp_base_tree_identifier): Only conditionally translate identifier
8330 to locale character set.
8331 * c-pretty-print.c (M_): Define.
8332 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8333 fragments for conditional translation with M_.
8334 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8335 identifier translation.
8337 2009-05-10 Richard Guenther <rguenther@suse.de>
8339 PR tree-optimization/40081
8340 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8341 using the main variant of the element type. Do not fiddle with
8342 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8344 2009-05-09 Jan Hubicka <jh@suse.cz>
8347 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8348 indirect calls; verify cgraph afterwards.
8350 2009-05-09 Jan Hubicka <jh@suse.cz>
8353 * ipa.c (update_inlined_to_pointer): New function.
8354 (cgraph_remove_unreachable_nodes): Use it.
8356 2009-05-09 Jan Hubicka <jh@suse.cz>
8358 * tree-eh.c (struct leh_state): Remove prev_try.
8359 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8361 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8362 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8363 remove_eh_handler_and_replace, foreach_reachable_handler,
8364 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8365 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8366 (gen_eh_region_cleanup): Update prototype.
8368 2009-05-09 Jan Hubicka <jh@suse.cz>
8371 * except.c (copy_eh_region): Always set prev_try.
8372 (redirect_eh_edge_to_label): Find outer try.
8373 (foreach_reachable_handler): When looking for prev try
8374 handle case where previous try is not going to be taken.
8376 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8378 PR tree-optimization/40049
8379 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8380 only vector/vector shifts, convert the type of the constant to the
8381 appropriate type to avoid building incorrect trees, which
8382 eventually have problems with garbage collection.
8384 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8386 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8387 -1 for complex floating-point types if honoring signed zeros.
8389 2009-05-08 Jan Hubicka <jh@suse.cz>
8391 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8392 argument; handle correctly when profile is absent.
8393 (build_cgraph_edges): Update.
8394 (rebuild_cgraph_edges): Update.
8395 * cgraph.c: Do not include varray.h.
8396 (cgraph_set_call_stmt_including_clones): New function.
8397 (cgraph_create_edge_including_clones): Likewise
8398 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8399 (cgraph_update_edges_for_call_stmt): Handle clones.
8400 (cgraph_remove_node): Handle clone tree.
8401 (cgraph_remove_node_and_inline_clones): New function.
8402 (dump_cgraph_node): Dump clone tree.
8403 (cgraph_clone_node): Handle clone tree.
8404 (clone_function_name): Bring here from tree-inline.c.
8405 (cgraph_create_virtual_clone): New function.
8406 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8407 (cgraph_clone_info): New function.
8408 (strut cgraph_node): Add clone_info and new clone tree pointers.
8409 (cgraph_remove_node_and_inline_clones,
8410 cgraph_set_call_stmt_including_clones,
8411 cgraph_create_edge_including_clones,
8412 cgraph_create_virtual_clone): Declare.
8413 (cgraph_function_versioning): Use VEC argument.
8414 (compute_call_stmt_bb_frequency): Update prototype.
8415 (cgraph_materialize_all_clones): New function.
8416 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8417 (ipcp_create_replace_map): Update to VECtors.
8418 (ipcp_update_callgraph): Use virtual clones.
8419 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8420 (ipcp_update_profiling): Do not update local profiling.
8421 (ipcp_insert_stage): Use VECtors and virtual clones.
8422 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8423 (clone_of_p): New function.
8424 (cgraph_preserve_function_body_p): Use clone tree.
8425 (cgraph_optimize): Materialize clones.
8426 (cgraph_function_versioning): Update for VECtors.
8427 (save_inline_function_body): Use clone tree.
8428 (cgraph_materialize_clone): New function.
8429 (cgraph_materialize_all_clones): Likewise.
8430 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8431 * ipa.c: Include gimple.h.
8432 (cgraph_remove_unreachable_nodes): Use clone tree.
8433 * ipa-prop.c (ipa_note_param_call): Update call to
8434 compute_call_stmt_bb_frequencycall.
8435 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8436 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8437 (copy_bb): Handle updating of clone tree; add new edge when new call
8439 (expand_call_inline): Be strict about every call having edge.
8440 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8441 (delete_unreachable_blocks_update_callgraph): New function.
8442 (tree_function_versioning): Use VECtors; always remove unreachable
8443 blocks and fold conditionals.
8444 * tree-inline.h: Do not include varray.h.
8445 (tree_function_versioning): Remove.
8446 * Makefile.in (GTFILES): Remove tree-inline.c
8447 * passes.c (do_per_function): Do only functions having body.
8448 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8451 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8452 Andrew Morrow <acm@google.com>
8455 * c-common.c (c_common_attribute_table): Permit deprecated
8456 attribute to take an optional argument.
8457 (handle_deprecated_attribute): If the optional argument to
8458 __attribute__((deprecated)) is not a string ignore the attribute
8461 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8462 * c-typeck.c (build_component_ref): Likewise.
8463 (build_external_ref): Likewise.
8465 * toplev.c (warn_deprecated_use): Add an attribute argument.
8466 Emit the message associated with __attribute__((deprecated)).
8468 * toplev.h (warn_deprecated_use): Updated.
8470 * doc/extend.texi: Document new optional parameter to
8471 __attribute__((deprecated))
8473 2009-05-08 Michael Eager <eager@eagercon.com>
8475 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8476 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8478 2009-05-08 Richard Guenther <rguenther@suse.de>
8480 PR tree-optimization/40062
8481 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8482 Avoid exponential behavior.
8484 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8486 PR rtl-optimization/33928
8488 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8489 process_uses, build_single_def_use_links): New.
8490 (update_df): Update use_def_ref.
8491 (forward_propagate_into): Use get_def_for_use instead of use-def
8493 (fwprop_init): Call build_single_def_use_links and let it initialize
8495 (fwprop_done): Free use_def_ref.
8496 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8497 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8498 df_rd_simulate_one_insn): New.
8499 (df_rd_bb_local_compute_process_def): Update head comment.
8500 (df_chain_create_bb): Use the new RD simulation functions.
8501 * df.h (df_rd_simulate_artificial_defs_at_top,
8502 df_rd_simulate_one_insn): New.
8503 * opts.c (decode_options): Enable fwprop at -O1.
8504 * doc/invoke.texi (-fforward-propagate): Document this.
8506 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8509 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8510 and one complex operand specially.
8511 * tree-complex.c (some_nonzerop): Do not identify a real value as
8512 zero if flag_signed_zeros.
8514 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8516 PR rtl-optimization/33928
8517 * loop-invariant.c (record_use): Fix && vs. || mishap.
8519 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8521 PR rtl-optimization/33928
8522 * loop-invariant.c (struct use): Add addr_use_p.
8523 (struct def): Add n_addr_uses.
8524 (struct invariant): Add cheap_address.
8525 (create_new_invariant): Set cheap_address.
8526 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8527 (record_uses): Pass df_ref to record_use.
8528 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8531 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8533 * config/sh/sh.c: Do not include c-pragma.h.
8535 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8537 * config/spu/spu.c: Remove include of c-common.h.
8539 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8542 * c-common.h (mark_valid_location_for_stdc_pragma,
8543 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8544 clear_float_const_decimal64, float_const_decimal64_p): New.
8545 * c.opt (Wunsuffixed-float-constants): New.
8546 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8547 unsuffixed float constant, handle new warning.
8548 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8549 * c-decl.c (c_scope): New flag float_const_decimal64.
8550 (set_float_const_decimal64, clear_float_const_decimal64,
8551 float_const_decimal64_p): New.
8552 (push_scope): Set new flag.
8553 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8554 to use STDC pragmas.
8555 (c_parser_external_declaration): Ditto.
8556 (c_parser_compound_statement_nostart): Ditto.
8557 * c-pragma.c (valid_location_for_stdc_pragma,
8558 mark_valid_location_for_stdc_pragma,
8559 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8560 handle_pragma_float_const_decimal64): New.
8561 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8562 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8563 set_float_const_decimal64, clear_float_const_decimal64,
8564 float_const_decimal64_p): New dummy functions.
8565 * doc/extend.texi (Decimal Float): Remove statement that the
8566 pragma, and suffix for double constants, are not supported.
8567 * doc/invoke.texi (Warning Options): List new option.
8568 (-Wunsuffixed-float-constants): New.
8570 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8572 * config/i386/i386.c: Do not include c-common.h.
8574 2009-05-07 Mark Heffernan <meheff@google.com>
8576 * doc/invoke.texi (Debugging Options): Document change of debugging
8578 * opts.c (decode_options): Make dump_base_name relative to
8579 aux_base_name directory.
8581 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8583 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8584 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8586 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8588 * Makefile.in (install-plugin): Simplify a bit.
8590 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8592 * Makefile.in (OBJS-common): Add regcprop.o.
8594 * timevar.def (TV_CPROP_REGISTERS): New.
8595 * regrename.c (regrename_optimize): Return 0.
8596 (rest_of_handle_regrename): Delete.
8597 (pass_rename_registers): Point to regrename_optimize.
8598 (struct value_data_entry, struct value_data,
8599 kill_value_one_regno, kill_value_regno, kill_value,
8600 set_value_regno, init_value_data, kill_clobbered_value,
8601 kill_set_value, kill_autoinc_value, copy_value,
8602 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8603 replace_oldest_value_reg, replace_oldest_value_addr,
8604 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8605 debug_value_data, validate_value_data): Move...
8606 * regcprop.c: ... here.
8607 (rest_of_handle_cprop): Delete.
8608 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8610 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8613 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8614 GEN_INT for 1 << bitnum.
8615 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8618 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8620 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8621 Remove wrong description of "nand" operation.
8623 2009-05-06 Richard Guenther <rguenther@suse.de>
8624 Adam Nemet <anemet@caviumnetworks.com>
8626 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8627 comment. Add that if LHS is not a gimple register, then RHS1 has
8628 to be a single object (GIMPLE_SINGLE_RHS).
8630 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8632 * expr.c (get_def_for_expr): Move it up in the file.
8633 (store_field): When expanding a bit-field store, look at the
8634 defining gimple stmt for the masking conversion.
8636 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8639 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8640 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8641 32-bit memcpy into long.
8643 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8645 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8646 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8648 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8649 instead of appending DW_OP_deref*.
8651 2009-05-06 Michael Matz <matz@suse.de>
8654 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8655 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8657 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8659 * Makefile.in (install-plugin): Fix srcdir handling.
8661 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8663 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8664 when processing for not_regs_needed bitmap.
8665 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8666 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8667 handling it for rhs.
8669 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8671 * config/i386/i386.md (unnamed inc/dec peephole): Use
8672 optimize_insn_for_size_p instead of optimize_size.
8673 * config/i386/predicates.md (incdec_operand): Likewise.
8674 (aligned_operand): Likewise.
8675 * config/i386/sse.md (divv8sf3): Likewise.
8676 (sqrtv8sf2): Likewise.
8678 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8680 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8682 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8684 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8686 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8687 ssemodesuffixf2c with avxmodesuffixf2c.
8689 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8692 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8694 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8696 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8697 (struct tree_base): Adjust spacing for 8 bit boundaries.
8698 (struct tree_decl_common): Add decl_by_reference_flag bit.
8699 (DECL_BY_REFERENCE): Adjust.
8700 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8701 print DECL_BY_REFERENCE bit.
8702 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8703 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8704 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8705 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8709 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8710 range of the type, but default label is missing, add it with one
8711 of the existing labels instead of adding a new label for it.
8713 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8717 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8719 * Makefile.in (enable_plugin, plugin_includedir): New.
8720 (install): Depend on install-plugin.
8721 (PLUGIN_HEADERS): New.
8722 (install-plugin): New.
8723 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8725 2009-05-05 Richard Guenther <rguenther@suse.de>
8727 PR tree-optimization/40022
8728 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8730 (phivn_valid_p): Fix tuplification error, simplify.
8731 (phiprop_insert_phi): Add dumps.
8732 (propagate_with_phi): Simplify.
8734 2009-05-05 Richard Guenther <rguenther@suse.de>
8737 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8739 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8741 * tree.h (strip_float_extensions): Remove duplicate declaration.
8742 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8743 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8744 block_ultimate_origin): Rearrange the declarations line to match the
8745 comment that indicates the .c file which the functions are defined.
8746 (dwarf2out_*, set_decl_rtl): Add comment.
8747 (get_base_address): Adjust comment.
8748 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8749 declarations line and add comment.
8750 (is_builtin_name): Add blank after function name, for clarity.
8752 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8754 * attribs.c (decl_attributes): Use %qE for identifiers in
8756 * cgraphunit.c (verify_cgraph_node): Translate function names to
8757 locale character set in diagnostics.
8758 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8760 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8761 Document that functions are named in UTF-8.
8762 * expr.c (expand_expr_real_1): Translate function names to locale
8763 character set in diagnostics.
8764 * gimplify.c (omp_notice_variable, omp_is_private,
8765 gimplify_scan_omp_clauses): Use %qE for identifiers in
8767 * langhooks.c (lhd_print_error_function): Translate function names
8768 to locale character set.
8769 * langhooks.h (decl_printable_name): Document that return value is
8770 in internal character set.
8771 * stmt.c: Include pretty-print.h
8772 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8774 (resolve_operand_name_1): Translate named operand name to locale
8776 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8778 * toplev.c (announce_function): Translate function names to locale
8780 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8781 (default_tree_printer): Use pp_identifier or translate identifiers
8782 to locale character set. Mark "<anonymous>" for translation.
8783 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8784 for identifiers in diagnostics.
8785 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8787 * varasm.c (output_constructor): Use %qE for identifiers in
8790 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8792 * configure.ac: use ` ` instead of $()
8793 * configure: Regenerate.
8795 2009-05-05 Ben Elliston <bje@au.ibm.com>
8797 * config/pa/linux-atomic.c: Eliminate conditional include of
8798 errno.h on non-LP64 systems to simplify build requirements.
8800 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8802 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8804 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8805 and pass value to identifier_to_locale.
8806 (warn_variable_length_array): Make name a tree.
8807 (grokdeclarator): Separate diagnostic texts for named and unnamed
8808 declarators. Use %qE for named declarators.
8809 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8811 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8812 identifiers in diagnostics.
8813 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8814 identifier_to_locale. Mark "anonymous" strings for translation.
8816 2009-05-04 Michael Eager <eager@eagercon.com>
8818 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8819 address for DImode/DFmode only if double-precision FP regs.
8821 2009-05-04 Michael Eager <eager@eagercon.com>
8823 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8824 TARGET_SINGLE_FLOAT check.
8826 2009-05-04 Michael Eager <eager@eagercon.com>
8828 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8830 2009-05-04 Michael Eager <eager@eagercon.com>
8832 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8833 * config/rs6000/t-xilinx: New
8835 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8837 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8838 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8839 * gcc/explow.c (memory_address): Use target hook.
8840 * gcc/targhooks.c (default_legitimize_address): New.
8841 * gcc/targhooks.h (default_legitimize_address): New.
8842 * gcc/target.h (legitimize_address): New.
8843 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8844 (TARGET_INITIALIZER): Include it.
8845 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8847 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8848 * config/bfin/bfin.c (legitimize_address): Remove.
8849 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8850 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8852 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8853 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8855 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8856 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8857 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8858 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8859 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8860 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8861 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8862 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8863 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8864 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8865 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8866 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8867 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8868 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8869 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8870 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8871 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8872 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8873 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8874 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8875 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8876 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8877 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8879 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8880 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8881 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8882 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8883 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8884 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8885 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8886 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8887 (thumb_legitimize_address): Delete.
8888 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8889 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8890 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8891 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8892 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8893 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8895 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8898 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8899 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8900 * config/m32r/m32r.c (m32r_legitimize_address): New.
8901 * config/m68k/m68k.c (m68k_legitimize_address): New.
8902 * config/score/score.c (score_legitimize_address): Standardize.
8903 * config/score/score3.c (score3_legitimize_address): Standardize.
8904 * config/score/score3.h (score3_legitimize_address): Adjust.
8905 * config/score/score7.c (score7_legitimize_address): Standardize.
8906 * config/score/score7.h (score7_legitimize_address): Adjust.
8907 * config/sh/sh.c (sh_legitimize_address): New.
8908 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8910 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8911 (s390_legitimize_address): ... this.
8912 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8913 (sparc_legitimize_address): ... this.
8914 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8915 (ix86_legitimize_address): ... this.
8916 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8917 (avr_legitimize_address): ... this.
8918 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8919 (mn10300_legitimize_address): ... this.
8920 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8921 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8922 (alpha_expand_mov): Adjust call.
8924 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8925 * config/spu/spu.c (spu_legitimize_address): Likewise.
8926 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8927 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8929 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8931 * intl.c (locale_encoding, locale_utf8): New.
8932 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8933 * intl.h (locale_encoding, locale_utf8): Declare.
8934 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8935 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8937 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8939 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8940 (pp_base_tree_identifier): Declare as function.
8941 (identifier_to_locale): Declare.
8942 * Makefile.in (pretty-print.o): Update dependencies.
8943 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8945 2009-05-04 Richard Guenther <rguenther@suse.de>
8948 * builtins.c (fold_builtin_memory_op): Do not decay to element
8949 type if the size matches the whole array.
8951 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8953 * expmed.c (synth_mult): When trying out a shift, pass the result
8956 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8958 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8959 (shiftsub1_cost): New.
8960 (init_expmed): Compute shiftsub1_cost.
8961 (synth_mult): Optimize multiplications by constants of the form
8962 -(2^^m-1) for some constant positive integer m.
8964 2009-05-03 Richard Guenther <rguenther@suse.de>
8967 * c-typeck.c (array_to_pointer_conversion): Do not built
8968 ADDR_EXPRs of arrays of pointer-to-element type.
8969 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8970 up wrong ADDR_EXPRs after-the-fact.
8971 * c-common.c (strict_aliasing_warning): Strip pointer
8972 conversions for obtaining the original type.
8973 * builtins.c (fold_builtin_memset): Handle array types.
8974 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8977 2009-05-03 Richard Guenther <rguenther@suse.de>
8980 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8981 Do not lose casts from array types with unknown extent to array
8982 types with known extent.
8983 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8984 alias set compatibility.
8986 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8988 * flags.h (extra_warnings): Delete.
8989 * toplev.c (process_options): Handle Wuninitialized here.
8990 * opts.c (extra_warnings): Delete.
8991 (set_Wextra): Delete.
8992 (common_handle_option): -Wextra can be handled automatically.
8993 * c-opts.c (c_common_handle_option): Delete obsolete code.
8994 (c_common_post_options): Simplify comment.
8995 * common.opt (W): Add Var.
8997 (Wuninitialized): Initialize to -1.
8999 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9000 Richard Guenther <rguenther@suse.de>
9002 * expr.c (get_def_for_expr): New function.
9003 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9004 SSA rather than trees.
9005 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9006 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9008 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9010 * c-common.c (reswords): Add _Imaginary.
9011 * c-common.c (enum rid): Add RID_IMAGINARY.
9013 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9015 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9016 Patch by Richard Guenther.
9018 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9020 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9021 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9022 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9023 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9024 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9025 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9026 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9027 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9028 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9029 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9030 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9031 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9032 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9033 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9034 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9035 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9036 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9037 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9039 2009-05-02 Richard Guenther <rguenther@suse.de>
9041 PR tree-optimization/39940
9042 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9045 2009-05-02 Richard Guenther <rguenther@suse.de>
9048 * tree-ssa.c (execute_update_addresses_taken): Properly check
9049 if we can mark a variable DECL_GIMPLE_REG_P.
9050 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9051 back to the end of the function.
9052 (is_gimple_reg_type): Remove complex type special casing.
9053 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9056 2009-05-02 Ben Elliston <bje@au.ibm.com>
9058 * doc/collect2.texi (Collect2): Document search path behaviour
9059 when configured with --with-ld.
9061 2009-05-02 Jan Hubicka <jh@suse.cz>
9063 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9064 parameter; update callers.
9065 (coalesce_cost_edge): EH edges are costier because they needs
9066 splitting even if not critical and even more costier when there are
9067 multiple EH predecestors.
9069 2009-05-02 Jan Hubicka <jh@suse.cz>
9071 * except.c (remove_eh_handler_and_replace): Handle updating after
9072 removing TRY blocks.
9074 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9076 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9078 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9080 * varasm.c: Do not include c-pragma.h.
9081 * attribs.c: Do not incude c-common.h.
9083 2009-05-01 Michael Matz <matz@suse.de>
9085 * calls.c (initialize_argument_information): Handle SSA names like
9086 decls with a non MEM_P DECL_RTL.
9088 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9090 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9091 * ipa-utils.c: Likewise.
9092 * ipa-type-escape.c: Likewise.
9093 * cgraphunit.c Do not include c-common.h.
9094 * ipa-pure-const.c: Likewise.
9095 * tree-if-conv.c: Likewise.
9096 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9097 * ipa-struct-reorg.c: Likewise.
9098 * tree-nomudflap.c: Likewise.
9099 * tree-ssa-structalias.c: Likewise.
9101 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9103 * store-motion.c: Many cleanups to make this pass a first-class
9104 citizen instead of an appendix to gcse load motion. Add TODO list
9105 to make this pass faster/cleaner/better.
9107 (struct ls_expr): Post gcse.c-split cleanups.
9108 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9109 "stores" field to "avail_stores".
9110 (pre_ldst_mems): Rename to store_motion_mems.
9111 (pre_ldst_table): Rename to store_motion_mems_table.
9112 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9113 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9114 (ldst_entry): Rename to st_expr_entry, update users.
9115 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9116 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9117 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9119 (first_ls_expr): Rename to first_st_expr, update users.
9120 (next_ls_expr): Rename to next_st_expr, update users.
9121 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9122 fields properly for store motion instead of names inherited from load
9124 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9125 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9128 (ae_kill): Rename to st_kill, update users.
9129 (ae_gen): Rename to st_avloc, update users.
9130 (transp): Rename to st_transp, update users.
9131 (pre_insert_map): Rename to st_insert_map, update users.
9132 (pre_delete_map): Rename to st_delete_map, update users.
9133 (insert_store, build_store_vectors, free_store_memory,
9134 one_store_motion_pass): Update for abovementioned changes.
9136 (gcse_subst_count, gcse_create_count): Remove.
9137 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9138 and "n_stores_created", local variables.
9140 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9143 (regvec, compute_store_table_current_insn): Remove.
9144 (reg_set_info, reg_clear_last_set): Remove.
9145 (compute_store_table): Use DF caches instead of local dataflow
9148 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9150 * c-objc-common.c (c_tree_printer): Print identifiers with
9151 pp_identifier, not pp_string. Mark "({anonymous})" for
9153 * c-pretty-print.c (pp_c_ws_string): New.
9154 (pp_c_cv_qualifier, pp_c_type_specifier,
9155 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9156 pp_c_storage_class_specifier, pp_c_function_specifier,
9157 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9158 pp_c_primary_expression, pp_c_postfix_expression,
9159 pp_c_unary_expression, pp_c_shift_expression,
9160 pp_c_relational_expression, pp_c_equality_expression,
9161 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9162 use pp_string and pp_c_ws_string in place of pp_identifier and
9163 pp_c_identifier for non-identifiers. Mark English strings for
9165 * c-pretty-print.h (pp_c_ws_string): Declare.
9167 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9168 Roland McGrath <roland@redhat.com>
9170 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9171 (ENABLE_LD_BUILDID): New configuration option.
9172 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9173 (LINK_BUILDID_SPEC): New macro.
9174 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9176 * doc/install.texi: Document --enable-linker-build-id option.
9177 * configure: Rebuild.
9178 * config.in: Rebuild.
9180 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9182 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9183 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9184 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9185 MIPS_GP_SAVE_AREA_SIZE.
9186 * config/mips/mips.c (struct mips_frame_info): Update comment
9187 before arg_pointer_offset and hard_frame_pointer_offset.
9188 (mips_compute_frame_info): Update diagram before function: to
9189 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9190 indicate the position of frame_pointer_rtx with -fstack-protector and
9191 to show args_size. Don't allocate cprestore area for leaf functions
9192 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9194 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9196 2009-04-30 Michael Matz <matz@suse.de>
9198 PR tree-optimization/39955
9199 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9201 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9203 * ira.c (setup_cover_and_important_classes): Use safe macro
9204 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9206 * genpreds.c (write_tm_preds_h): Output suitable definition of
9207 REG_CLASS_FOR_CONSTRAINT.
9209 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9211 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9213 * bitmap.c (bitmap_descriptor): Likewise.
9214 * ggc-common.c (loc_descriptor): Likewise.
9215 * varray.c (varray_descriptor): Likewise.
9216 * vec.c (vec_descriptor): Likewise.
9218 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9220 * Makefile.in (dce.o): Add $(EXCEPT_H).
9221 * dce.c: Include except.h and delete redundant vector definitions.
9222 (deletable_insn_p): Return false for non-call insns that can throw
9225 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9227 * gcse.c (ae_gen): Remove.
9228 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9229 and make non-static function to make it available in store-motion.c.
9230 Update call sites with search-and-replace.
9231 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9232 extract_mentioned_regs, extract_mentioned_regs_helper,
9233 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9234 store_killed_in_insn, store_killed_after, store_killed_before,
9235 build_store_vectors, insert_insn_start_basic_block, insert-store,
9236 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9237 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9238 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9239 * store-motion.c: ...new file. Also copy data structures from gcse.c
9240 and clean up to remove parts not used by store motion.
9241 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9242 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9244 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9247 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9248 when optimizing for size.
9250 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9252 * gcse.c (gcse_constant_p): Fix typo in last change.
9254 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9256 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9258 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9260 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9262 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9264 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9265 CONST_HIGH_PART result.
9267 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9269 * config/avr/avr.c (initial_elimination_offset): Rename to
9270 avr_initial_elimination_offset.
9271 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9272 change return type to bool.
9273 (avr_can_eliminate): New function.
9274 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9275 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9276 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9277 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9278 avr_initial_elimination_offset.
9279 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9280 (avr_initial_elimination_offset): Define.
9282 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9283 Steven Bosscher <steven@gcc.gnu.org>
9285 PR rtl-optimization/39938
9286 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9287 * cfgrtl.c: Include insn-attr.h.
9288 (rest_of_pass_free_cfg): New function.
9289 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9290 * resource.c (init_resource_info): Remove call to df_analyze.
9292 2009-04-29 Richard Guenther <rguenther@suse.de>
9295 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9296 allow conversion to signed integers.
9298 2009-04-29 Richard Guenther <rguenther@suse.de>
9300 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9301 shifts of floating point vectors if the shift amount is
9302 a constant multiple of the element size.
9304 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9305 Michael Matz <matz@suse.de>
9309 * tree-outof-ssa.c (emit_partition_copy): New function.
9310 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9311 insert_part_to_rtx_on_edge): Perform the partition base var
9312 copy using emit_partition_copy.
9313 (insert_value_copy_on_edge): Convert constants to the right mode.
9314 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9315 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9317 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9319 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9320 scan backwards to try to find a constant to initialize it.
9322 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9323 insn before the loop_end instruction, don't look past labels.
9325 2009-04-29 Richard Guenther <rguenther@suse.de>
9328 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9329 loose type conversions.
9330 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9331 stmts only if there are no uses of its definition.
9333 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9335 * config/bfin/bfin.h (splitting_loops): Declare.
9336 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9337 Reorder bit definitions to be ascending.
9338 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9339 * config/bfin/bfin.c (splitting_loops): New variable.
9340 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9341 (struct loop_info): Remove members INIT and LOOP_INIT.
9342 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9343 the LSETUP sequence. Allow LC to be loaded from any register, but
9344 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9345 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9347 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9348 of reload_completed.
9351 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9353 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9355 * Makefile.in (PLUGIN_VERSION_H): New.
9356 (OBJS-common): Remove plugin-version.o.
9357 (plugin.o): Depend on (PLUGIN_VERSION_H).
9358 (plugin-version.o): Remove.
9359 * configure: Regenerate
9360 * configure.ac: Create plugin-version.h.
9361 * gcc-plugin.h (plugin_gcc_version): Remove.
9362 (plugin_default_version_check): Change signature.
9363 * plugin-version.c: Remove.
9364 * plugin.c: Include plugin-version.h.
9365 (str_plugin_gcc_version_name): Remove.
9366 (try_init_one_plugin): Pass gcc version to plugin_init.
9367 (plugin_default_version_check): Both gcc and plugin versions are now
9370 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9372 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9373 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9374 Remove special case testing for last insn of inner loops. Don't fail
9375 if the loop ends with a jump, emit an extra nop instead.
9377 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9378 DREGS rather than comparing directly. Remove code that tries to
9379 account for latencies.
9381 2009-04-29 Richard Guenther <rguenther@suse.de>
9383 PR tree-optimization/39941
9384 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9385 eliminating an indirect call.
9387 2009-04-29 Richard Guenther <rguenther@suse.de>
9389 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9390 parameter. Allow invariants as base if !require_lvalue.
9391 (verify_gimple_assign_single): Adjust.
9393 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9395 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9396 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9397 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9398 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9399 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9401 * config/bfin/bfin.c (bfin_expand_builtin,
9402 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9404 2009-04-28 Richard Guenther <rguenther@suse.de>
9406 * tree-vect-loop.c (get_initial_def_for_induction): Use
9407 correct types for pointer increment.
9409 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9411 * toplev.c (print_version): Update GMP version string calculation.
9413 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9415 PR rtl-optimization/39938
9416 * resource.c (init_resource_info): Add call to df_analyze.
9418 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9420 * config/alpha/alpha.md (usegp): Cast the result of
9421 alpha_find_lo_sum_using_gp to enum attr_usegp.
9422 * config/alpha/alpha.c (override_options): Remove end-of-structure
9423 marker element from cpu_table. Use array size of cpu_table to handle
9424 -mcpu and -mtune options.
9425 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9427 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9429 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9430 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9431 tune_32 and tune_64.
9432 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9434 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9435 * config/rs6000/option-defaults.h: ... here. New file.
9436 (OPT_64, OPT_32): Define.
9437 (MASK_64BIT): Define to 0 if not already defined.
9438 (OPT_ARCH64, OPT_ARCH32): Define.
9439 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9442 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9444 * config/arm/arm.c (arm_override_options): Emit error on using
9447 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9449 PR rtl-optimization/39914
9450 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9451 registers for allocnos created from user-defined variables only
9452 when not optimizing.
9454 2009-04-28 Richard Guenther <rguenther@suse.de>
9457 * fold-const.c (fold_binary): Use distribute_real_division only
9460 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9462 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9463 add hpux-stdint.h to tm_file.
9464 (hppa[12]*-*-hpux11*): Ditto.
9465 (ia64*-*-hpux*): Ditto.
9466 * config/hpux-stdint.h: New.
9467 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9468 __STDC_EXT__ for all compiles.
9469 * config/pa/pa-hpux.h: Ditto.
9470 * config/pa/pa-hpux10.h: Ditto.
9471 * config/pa/pa-hpux11.h: Ditto.
9473 2009-04-28 Catherine Moore <clm@codesourcery.com>
9475 * debug.h (set_name): Add comment.
9477 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9480 * config/darwin.c (machopic_gen_offset): Check
9481 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9482 * config/arm/arm.c (require_pic_register): Likewise.
9484 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9486 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9487 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9488 m32c_promote_prototypes): Delete.
9490 2009-04-28 Michael Matz <matz@suse.de>
9493 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9496 2009-04-28 Richard Guenther <rguenther@suse.de>
9498 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9500 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9502 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9503 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9504 * config/arm/arm-tune.md: Regenerate.
9506 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9508 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9509 block if there are complex incoming edges.
9510 (sel_merge_blocks): Remove useless assert.
9511 (sel_redirect_edge_and_branch): Check that edge was redirected.
9512 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9513 (sel_find_rgns): Delete declaration.
9514 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9515 the region when it is not a preheader.
9517 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9520 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9522 2009-04-28 Richard Guenther <rguenther@suse.de>
9524 * tree.h (SSA_NAME_VALUE): Remove.
9525 (struct tree_ssa_name): Remove value_handle member.
9526 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9527 array for jump threading.
9528 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9530 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9531 * tree-flow.h (threadedge_initialize_values): Declare.
9532 (threadedge_finalize_values): Likewise.
9533 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9534 (SSA_NAME_VALUE): Define.
9535 (threadedge_initialize_values): New function.
9536 (threadedge_finalize_values): Likewise.
9537 * tree-ssa-dom.c (ssa_name_values): New global variable.
9538 (SSA_NAME_VALUE): Define.
9539 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9541 2009-04-28 Ira Rosen <irar@il.ibm.com>
9543 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9544 Use REPORT_VECTORIZED_LOCATIONS instead
9545 REPORT_VECTORIZED_LOOPS.
9546 * tree-vectorizer.c (vect_verbosity_level): Make static.
9547 (vect_loop_location): Rename to vect_location.
9548 (vect_set_verbosity_level): Update comment.
9549 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9551 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9552 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9553 instead REPORT_UNVECTORIZED_LOOPS.
9554 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9555 and vect_loop_def to vect_external_def and vect_internal_def.
9556 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9557 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9558 REPORT_UNVECTORIZED_LOCATIONS.
9559 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9560 and vect_used_in_loop and to vect_unused_in_scope and
9562 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9563 (vect_verbosity_level): Remove declaration.
9564 (vect_analyze_operations): Likewise.
9565 (vect_analyze_stmt): Declare.
9566 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9567 REPORT_UNVECTORIZED_LOCATIONS.
9568 (vect_get_loop_niters): Fix indentation.
9569 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9570 (vect_analyze_loop_operations): New function.
9571 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9572 vect_analyze_operations.
9573 (vect_is_simple_reduction): Use new names.
9574 (vectorizable_live_operation, vect_transform_loop): Likewise.
9575 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9576 to specify whether the data references can be a part of interleaving
9578 (vect_analyze_data_ref_dependence): Use new names.
9579 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9580 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9581 * tree-vect-patterns.c (widened_name_p): Use new names.
9582 (vect_recog_dot_prod_pattern): Likewise.
9583 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9584 (process_use, vect_mark_stmts_to_be_vectorized,
9585 vect_model_simple_cost, vect_model_store_cost,
9586 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9587 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9588 vectorizable_operation, vectorizable_type_demotion,
9589 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9590 vectorizable_condition): Likewise.
9591 (vect_analyze_operations): Split into vect_analyze_loop_operations
9593 (vect_analyze_stmt): ... new function.
9594 (new_stmt_vec_info): Use new names.
9595 (vect_is_simple_use): Use new names and fix comment.
9596 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9597 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9599 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9602 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9603 and integer modes for x87 operands. Do not ICE for unsupported size,
9604 generate error instead. Generate error for unsupported operand types.
9605 ['z']: Do not handle HImode memory operands specially. Warning
9606 for floating-point operands. Fallthru to 'Z' for unsupported operand
9607 types. Do not ICE for unsupported size, generate error instead.
9608 (output_387_binary_op): Use %Z to output operands.
9609 (output_fp_compare): Ditto.
9610 (output_387_reg_move): Ditto.
9612 2009-04-28 Ben Elliston <bje@au.ibm.com>
9617 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9619 * builtins.c (c_strlen): Do not warn here.
9620 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9621 * c-common.c (pointer_int_sum): Take an explicit location.
9622 Warn about offsets out of bounds.
9623 * c-common.h (pointer_int_sum): Adjust declaration.
9625 2009-04-27 Ian Lance Taylor <iant@google.com>
9627 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9629 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9630 * df-core.c (df_set_flags): Change return type to int. Change
9631 type of old_flags to int.
9632 (df_clear_flags): Likewise.
9633 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9634 (df_get_conditional_uses): Likewise.
9635 * df.h (df_set_flags, df_clear_flags): Update declarations.
9636 * dwarf2out.c (struct indirect_string_node): Change type of form
9637 field to enum dwarf_form.
9638 (AT_string_form): Change return type to enum dwarf_form.
9639 * fixed-value.c (fixed_compare): Add cast to enum type.
9640 * fwprop.c (update_df): Change 0 to VOIDmode.
9641 * gensupport.c: Change 0 to UNKNOWN.
9642 * gimple.h (gimple_cond_code): Add cast to enum type.
9643 * haifa-sched.c (reemit_notes): Add cast to enum type.
9644 * hooks.c (hook_int_void_no_regs): Remove function.
9645 * hooks.h (hook_int_void_no_regs): Remove declaration.
9646 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9647 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9648 * real.c (real_arithmetic): Add cast to enum type.
9649 (real_compare): Likewise.
9650 * target.h (struct gcc_target): Change return type of
9651 branch_target_register_class to enum reg_class.
9652 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9653 default_branch_target_register_class.
9654 * targhooks.c (default_branch_target_register_class): New function.
9655 * targhooks.h (default_branch_target_register_class): Declare.
9656 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9657 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9659 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9661 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9662 vect_uninitialized_def. Change 0 to ERROR_MARK.
9663 * tree-vect-stmts.c (supportable_widening_operation): Don't
9664 initialize icode1 and icode2.
9665 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9666 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9668 (cmn_err_flag_specs): Change 0 to STD_C89.
9669 (cmn_err_char_table): Likewise.
9670 * config/arm/arm.c (get_arm_condition_code): Change type of code
9671 to enum arm_cond_code.
9672 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9673 (IWMMXT_BUILTIN2): Likewise.
9674 (neon_builtin_type_bits): Don't define typedef.
9675 (neon_builtin_datum): Change type of bits field to int.
9676 (arm_expand_neon_args): Add cast to enum type.
9677 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9679 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9681 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9683 * config/mips/mips.md (jal_macro): Return enum constant.
9684 (single_insn): Likewise.
9685 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9687 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9689 * config/s390/s390.c (s390_tune_flags): Change type to int.
9690 (s390_arch_flags): Likewise.
9691 (s390_handle_arch_option): Change flags field of struct pta to int.
9692 * config/s390/s390.h (s390_tune_flags): Update declaration.
9693 (s390_arch_flags): Likewise.
9694 * config/sh/sh.c (prepare_move_operands): Compare
9695 tls_symbolic_operand result with enum constant.
9696 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9697 (sh_expand_prologue): Add cast to enum type.
9698 (sh_expand_epilogue): Likewise.
9699 (tls_symbolic_operand): Change return type to enum tls_model.
9700 (fpscr_set_from_mem): Add cast to enum type.
9701 (legitimize_pic_address): Compare tls_symbolic_operand result with
9703 (sh_target_reg_class): Change return type to enum reg_class.
9704 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9706 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9707 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9708 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9709 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9710 (delayed_branch, tls_call_delay): Likewise.
9711 (eligible_for_sibcall_delay): Likewise.
9712 (eligible_for_return_delay): Likewise.
9713 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9714 (spu_expand_builtin_1): Likewise.
9716 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9717 for all types of conversions.
9718 (output_init_element): Issue -Wc++-compat warning if needed when
9719 initializing a bitfield with enum type.
9720 * c-parser.c (c_parser_expression): Set original_type to
9721 original_type of right hand operand of comman operator.
9723 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9725 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9727 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9728 * doc/cpp.texi (Standard Predefined Macros)
9729 (Implementation-defined behavior): Likewise.
9730 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9731 * doc/gimple.texi (GIMPLE Exception Handling)
9732 (@code{GIMPLE_ASSIGN}): Likewise.
9733 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9734 * doc/invoke.texi (Warning Options, Optimize Options)
9735 (AVR Options, Darwin Options): Likewise.
9736 (Optimize Options): Reformulate -fwhole-program description.
9737 * doc/loop.texi (Lambda): Likewise.
9738 * doc/md.texi (Output Template, Define Constraints)
9739 (Standard Names, Insn Splitting): Likewise.
9740 * doc/options.texi (Option properties): Likewise.
9741 * doc/passes.texi (Tree-SSA passes): Likewise.
9742 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9743 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9744 (File Names and DBX): Likewise.
9745 * doc/trouble.texi (Incompatibilities): Likewise.
9747 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9749 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9750 instruction is correct.
9752 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9754 Allow non-constant arguments to conversion intrinsics.
9755 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9756 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9757 * spu.c (print_operand): Handle 'v' and 'w'.
9758 (exp2_immediate_p, spu_gen_exp2): Define.
9759 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9760 spu_convtf_1): Update parameter descriptions.
9761 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9762 * constraints.md ('v', 'w'): New.
9763 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9765 (i2f, I2F): New define_mode_attr.
9766 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9767 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9768 fixuns_truncv4sfv4si2): Update to use mode attribute.
9769 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9770 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9771 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9772 patterns for combine.
9774 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9776 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9777 (cprop, hoist, pre, store_motion): New debug counters.
9778 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9779 is not an RTL pass anymore.
9780 (pass_profiling): Remove extern decl for pass removed in 2005.
9781 (pass_gcse, pass_jump_bypass): Remove.
9782 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9783 to 0 for clean state.
9784 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9785 * cse.c (gate_handle_cse_after_global_opts,
9786 rest_of_handle_cse_after_global_opts): New functions.
9787 (pass_cse_after_global_opts): New pass, does local CSE.
9788 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9789 (TV_CPROP): New timevar.
9790 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9791 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9792 (gcse_main, recompute_all_luids): Remove.
9793 (compute_hash_table_work): Call max_reg_num instead of reading
9795 (cprop_jump): Don't set run_jump_opt_after_gcse.
9796 (constprop_register): Always allow to alter jumps.
9797 (cprop_insn): Likewise.
9798 (do_local_cprop): Likewise.
9799 (local_cprop_pass): Likewise. Return non-zero if something changed.
9800 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9801 (find_implicit_sets): Add note about missed optimization opportunity.
9802 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9803 pass_rtl_cprop execute function.
9804 Don't bother tracking the pass number, each pass gets its own dumpfile
9806 Always allow to alter jumpsand bypass jumps.
9807 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9808 will just find no suitable set.
9809 (pre_edge_insert): Fix dumping, this function is for PRE only.
9810 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9811 pass_rtl_pre execute function.
9812 (hoist_code): Return non-zero if something changed. Keep track of
9813 substitutions and insertions for statistics gathering similar to PRE.
9814 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9815 called from the pass_rtl_hoist execute function. Show pass statistics.
9816 (compute_store_table): Use max_reg_num directly instead of using the
9817 formerly global max_gcse_regno.
9818 (build_store_vectors): Likewise.
9819 (replace_store_insn): Fix dumping.
9820 (store_motion): Rename to ...
9821 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9822 pass, called from the pass_rtl_store_motion execute function. Keep
9823 track of substitutions and insertions for statistics gathering similar
9825 (bypass_jumps): Remove, fold interesting bits into ...
9826 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9827 from the pass_rtl_cprop execute function.
9828 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9829 pass_jump_bypass): Remove.
9830 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9831 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9832 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9833 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9834 (gate_rtl_store_motion, execute_rtl_store_motion,
9835 pass_rtl_store_motion): New.
9836 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9837 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9838 * passes.c (init_optimization_passes): Remove pass_gcse and
9839 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9840 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9841 instead of pass_jump_bypass.
9843 2009-04-27 Richard Guenther <rguenther@suse.de>
9846 * gimplify.c (gimplify_expr): If we are required to create
9847 a temporary make sure it ends up as register.
9849 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9852 * config/i386/i386.c (construct_container): Don't call
9853 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9854 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9856 2009-04-27 Michael Matz <matz@suse.de>
9858 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9859 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9860 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9861 (dump_replaceable_exprs): Take a bitmap.
9862 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9864 (expand_gimple_basic_block): Likewise.
9865 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9866 replaceable_expressions member a bitmap.
9867 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9868 (mark_replaceable): Likewise.
9869 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9870 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9872 2009-04-27 Richard Guenther <rguenther@suse.de>
9874 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9875 (verify_stmts): Dispatch to gimple/type verification code.
9876 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9877 issue with call argument types.
9879 2009-04-27 Michael Matz <matz@suse.de>
9881 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9882 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9885 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9886 Eric Botcazou <ebotcazou@adacore.com>
9888 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9889 a label's basic block.
9890 (mark_target_live_regs): Tidy and rework obsolete comments.
9891 Change back DF problem to LIVE. If a label starts a basic block,
9892 assume that all registers that used to be live then still are.
9893 (init_resource_info): If a label starts a basic block, set its
9894 BLOCK_FOR_INSN accordingly.
9895 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9897 2009-04-27 Richard Guenther <rguenther@suse.de>
9899 * tree-flow-inline.h (function_ann): Remove.
9900 (get_function_ann): Likewise.
9901 * tree-dfa.c (create_function_ann): Remove.
9902 * tree-flow.h (struct static_var_ann_d): Remove.
9903 (struct function_ann_d): Likewise.
9904 (union tree_ann_d): Remove fdecl member.
9905 (function_ann_t): Remove.
9906 (function_ann, get_function_ann, create_function_ann): Remove
9909 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9911 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9913 2009-04-27 Jan Hubicka <jh@suse.cz>
9915 * ipa-pure-const.c (struct funct_state_d): New fields
9916 state_previously_known, looping_previously_known; remove
9917 state_set_in_source.
9918 (analyze_function): Use new fields.
9919 (propagate): Avoid assumption that state_set_in_source imply
9922 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9923 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9924 * cfgloop.h (finite_loop_p): Declare.
9926 2009-04-26 Michael Matz <matz@suse.de>
9928 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9930 2009-04-26 Michael Matz <matz@suse.de>
9932 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9933 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9934 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9935 pass_mark_used_blocks): Remove.
9936 * tree-optimize.c (pass_free_datastructures,
9937 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9938 * passes.c (init_optimization_passes): Don't call
9939 pass_mark_used_blocks, remove dead code.
9941 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9943 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9944 * tree-ssa-live.h (register_ssa_partition): Likewise.
9946 2009-04-26 Michael Matz <matz@suse.de>
9949 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9950 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9951 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9953 (compare_pairs): Swap cost comparison.
9954 (coalesce_ssa_name): Don't use change_partition_var.
9955 * tree-nrv.c (struct nrv_data): Add modified member.
9956 (finalize_nrv_r): Set it.
9957 (tree_nrv): Use it to update statements.
9958 (pass_nrv): Require PROP_ssa.
9959 * tree-mudflap.c (mf_decl_cache_locals,
9960 mf_build_check_statement_for): Use make_rename_temp.
9961 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9962 * alias.c (find_base_decl): Handle SSA names.
9963 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9964 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9965 * rtl.h (set_reg_attrs_for_parm): Declare.
9966 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9967 to "optimized", remove unused locals at finish.
9968 (execute_free_datastructures): Make global, call
9969 delete_tree_cfg_annotations.
9970 (execute_free_cfg_annotations): Don't call
9971 delete_tree_cfg_annotations.
9973 * ssaexpand.h: New file.
9974 * expr.c (toplevel): Include ssaexpand.h.
9975 (expand_assignment): Handle SSA names the same as register variables.
9976 (expand_expr_real_1): Expand SSA names.
9977 * cfgexpand.c (toplevel): Include ssaexpand.h.
9978 (SA): New global variable.
9979 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9980 (SSAVAR): New macro.
9981 (set_rtl): New helper function.
9982 (add_stack_var): Deal with SSA names, use set_rtl.
9983 (expand_one_stack_var_at): Likewise.
9984 (expand_one_stack_var): Deal with SSA names.
9985 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9986 before unique numbers.
9987 (expand_stack_vars): Use set_rtl.
9988 (expand_one_var): Accept SSA names, add asserts for them, feed them
9989 to above subroutines.
9990 (expand_used_vars): Expand all partitions (without default defs),
9991 then only the local decls (ignoring those expanded already).
9992 (expand_gimple_cond): Remove edges when jumpif() expands an
9994 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9995 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9997 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9998 members of SA; deal with PARM_DECL partitions here; expand
9999 all PHI nodes, free tree datastructures and SA. Commit instructions
10000 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10001 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10002 info and statements at start, collect garbage at finish.
10003 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10004 (VAR_ANN_PARTITION) Remove.
10005 (change_partition_var): Don't declare.
10006 (partition_to_var): Always return SSA names.
10007 (var_to_partition): Only accept SSA names.
10008 (register_ssa_partition): Only check argument.
10009 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10011 (delete_var_map): Don't free it.
10012 (var_union): Only accept SSA names, simplify.
10013 (partition_view_init): Mark only useful SSA names as used.
10014 (partition_view_fini): Only deal with SSA names.
10015 (change_partition_var): Remove.
10016 (dump_var_map): Use ssa_name instead of partition_to_var member.
10017 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10019 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10020 (struct _elim_graph): New member const_dests; nodes member vector of
10022 (set_location_for_edge): New static helper.
10023 (create_temp): Remove.
10024 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10025 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10026 (new_elim_graph): Allocate const_dests member.
10027 (clean_elim_graph): Truncate const_dests member.
10028 (delete_elim_graph): Free const_dests member.
10029 (elim_graph_size): Adapt to new type of nodes member.
10030 (elim_graph_add_node): Likewise.
10031 (eliminate_name): Likewise.
10032 (eliminate_build): Don't take basic block argument, deal only with
10033 partition numbers, not variables.
10034 (get_temp_reg): New static helper.
10035 (elim_create): Use it, deal with RTL temporaries instead of trees.
10036 (eliminate_phi): Adjust all calls to new signature.
10037 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10038 (rewrite_trees): Only do checking.
10039 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10040 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10041 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10042 contains_tree_r, MAX_STMTS_IN_LATCH,
10043 process_single_block_loop_latch, analyze_edges_for_bb,
10044 perform_edge_inserts): Remove.
10045 (expand_phi_nodes): New global function.
10046 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10047 functions, initialize new parameter, remember partitions having a
10049 (finish_out_of_ssa): New global function.
10050 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10051 don't reset in_ssa_p here, don't disable TER when mudflap.
10052 (pass_del_ssa): Remove.
10053 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10055 (execute_free_datastructures): Declare.
10056 * Makefile.in (SSAEXPAND_H): New variable.
10057 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10058 * basic-block.h (commit_one_edge_insertion): Declare.
10059 * passes.c (init_optimization_passes): Move pass_nrv and
10060 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10061 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10062 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10063 (redirect_branch_edge): Deal with super block when expanding, split
10064 out jump patching itself into ...
10065 (patch_jump_insn): ... here, new static helper.
10067 2009-04-26 Michael Matz <matz@suse.de>
10069 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10070 beyond num_ssa_names.
10071 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10072 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10074 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10076 PR inline-asm/39543
10077 * fwprop.c (forward_propagate_asm): New function.
10078 (forward_propagate_and_simplify): Propagate also into __asm, if it
10079 doesn't increase the number of referenced registers.
10082 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10084 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10086 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10087 note_nonlocal_vla_type for nonlocal VLAs.
10088 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10089 contains_remapped_vars, remap_vla_decls): New functions.
10090 (convert_nonlocal_reference_stmt): If not optimizing, call
10091 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10092 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10093 if it wasn't found in var_map.
10094 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10095 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10096 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10098 * gimplify.c (nonlocal_vlas): New variable.
10099 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10101 (gimplify_body): Create and destroy nonlocal_vlas.
10103 * dwarf2out.c (loc_descr_plus_const): New function.
10104 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10105 mem_loc_descriptor, loc_descriptor_from_tree_1,
10106 descr_info_loc, gen_variable_die): Use it.
10108 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10109 !TREE_STATIC VAR_DECLs.
10110 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10111 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10112 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10113 DECL_BY_REFERENCE is valid.
10114 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10115 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10116 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10117 Copy DECL_BY_REFERENCE.
10118 (struct nesting_copy_body_data): New type.
10119 (nesting_copy_decl): New function.
10120 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10121 if they have variable length.
10123 2009-04-26 Michael Matz <matz@suse.de>
10125 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10126 mark new temporaries for renaming.
10128 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10131 * c-decl.c (global_bindings_p): Return negative value.
10132 (c_variable_size): New. Based on variable_size from
10134 (grokdeclarator): Call c_variable_size not variable_size.
10136 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10138 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10140 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10142 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10143 Redefine it to just use mingw/include.
10144 (ASM_SPEC): Rules for -m32 and -m64.
10145 (LINK_SPEC): Use Likewise.
10146 (SPEC_32): New define.
10147 (SPEC_64): Likewise.
10148 (SUB_LINK_SPEC): Likewise.
10149 (MULTILIB_DEFAULTS): New define.
10150 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10151 Add multilib options.
10152 (MULTILIB_DIRNAMES): Likewise.
10153 (MULTILIB_OSDIRNAMES): Likewise.
10154 (LIBGCC): Likewise.
10155 (INSTALL_LIBGCC): Likewise.
10157 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10160 * c-tree.h (enum c_inline_static_type): New.
10161 (record_inline_static): Declare.
10162 * c-decl.c (struct c_inline_static, c_inline_statics,
10163 record_inline_static, check_inline_statics): New.
10164 (pop_file_scope): Call check_inline_statics.
10165 (start_decl): Call record_inline_static instead of pedwarning
10166 directly for static in inline function.
10167 * c-typeck.c (build_external_ref): Call record_inline_static
10168 instead of pedwarning directly for static referenced in inline
10171 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10173 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10174 not new but only being rescanned.
10175 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10176 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10177 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10178 record_set_info, compute_set, grealloc): Remove.
10179 (recompute_all_luids): New function.
10180 (gcse_main): Don't compute sets, and don't do related memory
10181 allocations/free-ing. If something changed before the end of the
10182 pass, update LUIDs using recompute_all_luids.
10183 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10184 (free_gcse_mem): Don't free it either.
10185 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10186 Use the df insn LUIDs.
10187 (load_killed_in_block): Likewise.
10188 (compute_hash_table_work): Don't compute reg_set_in_block.
10189 (compute_transp): Use DF_REG_DEF_CHAINs.
10190 (local_cprop_pass): Don't use compute_sets and related functions.
10191 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10192 Use get_max_uid() instead of max_cuid.
10193 (insert_insn_end_basic_block, pre_insert_copy_insn,
10194 update_ld_motion_stores): Don't try to
10195 keep reg_set tables up to date.
10196 (pre_insert_copies): Use df insn LUIDs.
10197 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10198 (reg_set_info): Don't use extra bitmap argument.
10199 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10200 information to compute regs_set_in_block.
10201 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10202 (bypass_jumps): Don't use compute_sets and friends.
10204 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10207 * opts.c (undocumented_msg): Do not leave blank even with
10210 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10212 * c-decl.c (build_enumerator): Allow values folding to integer
10213 constants but not integer constant expressions with a pedwarn if
10216 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10219 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10220 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10221 type is an integer constant.
10223 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10226 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10229 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10232 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10233 with variably modified return type and no storage class
10234 specifiers, except for the case of nested functions. Distinguish
10235 extern declarations of functions with variably modified return
10236 types from those of objects with variably modified types.
10238 2009-04-25 Jan Hubicka <jh@suse.cz>
10240 * tree.c (list_equal_p): New function.
10241 * tree.h (list_equal_p): Declare.
10242 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10243 basic_block_def, basic_block, const_basic_block): New.
10244 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10245 (redirect_eh_edge): New function.
10246 (make_eh_edge_update_phi): EH edges are not abnormal.
10247 * except.c: Include tree-flow.h.
10248 (list_match): New function.
10249 (eh_region_replaceable_by_p): New function.
10250 (replace_region): New function.
10251 (hash_type_list): New function.
10252 (hash_eh_region): New function.
10253 (eh_regions_equal_p): New function.
10254 (merge_peers): New function.
10255 (remove_unreachable_regions): Verify EH tree when checking;
10257 (copy_eh_region_1): New function.
10258 (copy_eh_region): New function.
10259 (push_reachable_handler): New function.
10260 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10261 regions without label but with live RESX.
10262 * except.h (redirect_eh_edge_to_label): New.
10263 * tree-flow.h (redirect_eh_edge): New.
10264 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10265 basic_block_def, basic_block, const_basic_block): Remove.
10266 * Makefile.in (except.o): Add dependency on tree-flow.h
10267 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10268 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10271 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10274 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10275 on the destination of memcpy.
10277 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10279 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10280 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10281 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10283 2009-04-25 Jan Hubicka <jh@suse.cz>
10285 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10286 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10287 to be reached by different label than left.
10288 (update_eh_edges): Update comment; remove edge_to_remove if possible
10289 and return true if suceeded.
10290 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10291 (cleanup_eh): Compute sharing map.
10292 * except.c (remove_eh_handler_and_replace): Add argument if we should
10294 (remove_unreachable_regions): Update for label sharing.
10295 (label_to_region_map): Likewise.
10296 (get_next_region_sharing_label): New function.
10297 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10299 (remove_eh_handler): Update.
10300 (remove_eh_region_and_replace_by_outer_of): New function.
10301 * except.h (struct eh_region): Add next_region_sharing_label.
10302 (remove_eh_region_and_replace_by_outer_of,
10303 get_next_region_sharing_label): Declare.
10304 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10306 2009-04-25 Jan Hubicka <jh@suse.cz>
10308 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10309 insert code even if they are not critical.
10311 2009-04-25 Jan Hubicka <jh@suse.cz>
10313 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10314 (gimple_can_remove_branch_p): EH edges won't remove branch by
10316 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10317 updating of non-abnormal EH edges.
10318 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10319 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10320 (split_critical_edges): Split also edges where emitting code on them
10321 will lead to splitting later.
10323 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10324 H.J. Lu <hongjiu.lu@intel.com>
10327 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10328 the configured assembler supports fildq and fistpq mnemonics.
10329 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10330 * configure: Regenerated.
10331 * config.in: Ditto.
10333 * config/i386/i386.c (print_operand): Handle 'Z'.
10334 ['z']: Remove handling of special fild/fist suffixes.
10335 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10336 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10337 suffix of fild insn.
10338 (*floatsi<mode>2_vector_mixed): Ditto.
10339 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10340 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10341 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10342 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10343 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10345 2009-04-25 Ben Elliston <bje@au.ibm.com>
10347 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10348 the source of a set operation.
10350 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10352 * target.h (struct gcc_target): Add case_values_threshold field.
10353 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10354 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10355 * targhooks.c (default_case_values_threshold): New function.
10356 * targhooks.h (default_case_values_threshold): Declare function.
10357 * stmt.c (expand_case): Use case_values_threshold target hook.
10358 * expr.h (case_values_threshold): Remove declartation.
10359 * expr.c (case_values_threshold): Remove function.
10360 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10362 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10363 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10364 (avr_case_values_threshold): Declare as static.
10365 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10367 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10368 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10369 (mn10300_case_values_threshold): New function.
10371 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10373 * ira.c (setup_cover_and_important_classes): Add enum cast.
10375 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10377 * genpreds.c (write_enum_constraint_num): Output definition of
10378 CONSTRAINT_NUM_DEFINED_P macro.
10379 * ira.c (setup_cover_and_important_classes): Use
10380 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10382 2009-04-24 DJ Delorie <dj@redhat.com>
10384 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10385 __SH2A_SINGLE_ONLY__ also.
10387 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10389 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10390 (movdf_internal): Ditto.
10391 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10392 SFmode and DFmode constants.
10393 (ia64_print_operand): Add 'G' format for printing
10394 floating point constants.
10396 2009-04-24 Richard Guenther <rguenther@suse.de>
10398 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10399 from unsigned additions.
10401 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10403 * c-typeck.c (set_init_index): Allow array designators that are
10404 not integer constant expressions with a pedwarn if pedantic.
10406 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10408 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10409 zero if no overlap in nonzero bits between the operands.
10411 2009-04-24 Ian Lance Taylor <iant@google.com>
10413 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10414 (record_dead_and_set_regs): Likewise.
10415 * df.h (struct df_mw_hardreg): Change flags field to int.
10416 (struct df_base_ref): Likewise.
10417 (struct df): Change changeable_flags field to int.
10418 * df-scan.c (df_defs_record): Change clobber_flags to int.
10419 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10420 constants rather than #define macros.
10421 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10422 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10423 (enum dwarf_calling_convention): Likewise.
10424 (enum dwarf_line_number_x_ops): Likewise.
10425 (enum dwarf_call_frame_info): Likewise.
10426 (enum dwarf_source_language): Likewise.
10427 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10428 (add_calling_convention_attribute): Likewise.
10429 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10430 (combine_comparisons): Change compcode to int. Add cast to enum type.
10431 * genrecog.c (maybe_both_true_2): Change c to int.
10432 (write_switch): Likewise. Add cast to enum type.
10433 * gimplify.c (gimplify_omp_for): Handle return values from
10434 gimplify_expr using MIN rather than bitwise or.
10435 (gimplify_expr): Add cast to enum type.
10436 * ipa-prop.c (update_jump_functions_after_inlining): Change
10437 IPA_BOTTOM to IPA_JF_UNKNOWN.
10438 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10439 Add casts to enum type.
10440 (setup_cover_and_important_classes): Change cl to int. Add casts
10442 (setup_class_translate): Change cl and mode to int.
10443 (ira_init_once): Change mode to int.
10444 (free_register_move_costs): Likewise.
10445 (setup_prohibited_mode_move_regs): Add casts to enum type.
10446 * langhooks.c (add_builtin_function_common): Rework assertion that
10447 value fits bitfield.
10448 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10449 * omega.c (omega_do_elimination): Avoid math on enum types.
10450 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10451 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10452 int local to handle integral_argment value.
10453 * regmove.c (try_auto_increment): Change PUT_MODE to
10455 * reload.c (push_secondary_reload): Add casts to enum type.
10456 (secondary_reload_class, find_valid_class): Likewise.
10457 * reload1.c (emit_input_reload_insns): Likewise.
10458 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10459 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10460 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10462 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10463 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10465 (expand_complex_libcall): Add casts to enum type.
10466 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10467 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10468 with ERROR_MARK, not NUM_TREE_CODES.
10469 (vect_create_epilog_for_reduction): Likewise.
10470 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10471 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10472 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10474 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10475 vect_unused_in_loop. Change 0 to loop_vect.
10476 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10477 * var-tracking.c (get_init_value): Change return type to enum
10479 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10480 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10482 (arm_override_options): Add casts to enum type.
10483 (arm_emit_tls_decoration): Likewise.
10484 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10486 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10487 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10488 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10490 * config/s390/s390.c (code_for_builtin_64): Change to array of
10492 (code_for_builtin_31): Likewise.
10493 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10495 * config/sparc/sparc.c (sparc_override_options): Change value
10496 field in struct code_model to enum cmodel. In initializer change
10497 0 to NULL and add cast to enum type.
10499 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10500 Change all callers. Issue a -Wc++-compat warning using
10501 lhs_origtype if necessary.
10502 (convert_for_assignment): Issue -Wc++-compat warnings about
10503 invalid conversions to enum type on assignment.
10504 * c-common.h (build_modify_expr): Update declaration.
10506 2009-04-24 Nick Clifton <nickc@redhat.com>
10508 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10509 (function_arg_advance): Likewise.
10510 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10513 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10515 * config/s390/constraints.md ('I', 'J'): Fix condition.
10517 2009-04-24 Diego Novillo <dnovillo@google.com>
10519 * gengtype-parse.c (parse_error): Add newline after message.
10521 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10523 * config/i386/sse.md (avxmodesuffixs): Removed.
10524 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10525 (*avx_pinsr<ssevecsize>): This.
10527 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10529 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10530 follow chains of regs with a single definition, and allow expressions
10531 that are function_invariant_p.
10532 (simple_rhs_p): Allow expressions that are function_invariant_p.
10534 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10536 PR middle-end/39867
10537 * fold-const.c (fold_cond_expr_with_comparison): When folding
10538 > and >= to MAX, make sure the MAX uses the same type as the
10539 comparison's operands.
10541 2009-04-24 Nick Clifton <nickc@redhat.com>
10543 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10544 addressing for DImode accesses.
10545 (frv_print_operand_address): Handle PLUS case.
10546 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10548 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10550 PR rtl-optimization/39794
10551 * alias.c (canon_true_dependence): Add x_addr argument.
10552 * rtl.h (canon_true_dependence): Adjust prototype.
10553 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10554 * cselib.c (cselib_invalidate_mem): Likewise.
10555 * gcse.c (compute_transp): Likewise.
10556 * dse.c (scan_reads_nospill): Likewise.
10557 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10558 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10559 canon_base_addr of the group, plus optional offset.
10560 (struct group_info): Rename canon_base_mem to
10562 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10563 canon_rtx of base_mem.
10565 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10567 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10568 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10570 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10572 * config/spu/spu-builtins.h: Delete file.
10574 * config/spu/spu.h (enum spu_builtin_type): Move here from
10576 (struct spu_builtin_description): Likewise. Add GTY marker.
10577 Do not use enum spu_function_code or enum insn_code.
10578 (spu_builtins): Add extern declaration.
10580 * config/spu/spu.c: Do not include "spu-builtins.h".
10581 (enum spu_function_code, enum spu_builtin_type_index,
10582 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10583 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10584 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10585 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10586 (spu_builtin_types): Make static. Add GTY marker.
10587 (spu_builtins): Add extern declaration with GTY marker.
10588 Include "gt-spu.h".
10590 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10591 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10592 Check programmatically whether all parameters are scalar.
10594 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10596 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10598 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10599 assignment from the constructor either if the target is volatile.
10601 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10603 * config/arm/arm.md (insv): Do not share operands[0].
10605 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10607 * config/vxlib-tls.c (active_tls_threads): Delete.
10608 (delete_hook_installed): New.
10609 (tls_delete_hook): Don't delete the delete hook.
10610 (tls_destructor): Delete it here.
10611 (__gthread_set_specific): Adjust installing the delete hook.
10612 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10613 __gthread_leave_tsd_dtor_context.
10615 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10617 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10619 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10621 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10623 (alpha_rtx_costs): Ditto.
10624 (emit_unlikely_jump): Use add_reg_note.
10625 (emit_frame_store_1): Ditto.
10626 (alpha_expand_prologue): Ditto.
10627 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10628 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10630 2009-04-23 Nick Clifton <nickc@redhat.com>
10632 * config/v850/v850.md (epilogue): Remove suppressed code.
10633 (return): Rename to return_simple and remove test of frame size.
10634 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10635 to gen_return_simple.
10637 2009-04-22 Jing Yu <jingyu@google.com>
10640 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10642 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10645 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10646 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10647 value is a VECTOR_CST, the element type is the element type of the
10650 2009-04-22 DJ Delorie <dj@redhat.com>
10652 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10654 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10656 * alias.c (find_base_term): Move around LO_SUM case, so that
10657 CONST falls through into PLUS/MINUS handling.
10660 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10661 into 0, use omit_one_operand.
10663 2009-04-23 Ben Elliston <bje@au.ibm.com>
10665 * config/rs6000/linux-unwind.h (get_regs): Remove type
10666 puns. Change the type of `pc' to an array of unsigned ints and
10667 update all users. Constify frame24.
10669 2009-04-22 DJ Delorie <dj@redhat.com>
10671 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10672 declarations before code.
10673 (current_function_special_page_vector): Likewise.
10674 (m32c_expand_insv): Silence a warning.
10676 2009-04-21 Taras Glek <tglek@mozilla.com>
10678 * alias.c: Update GTY annotations to new syntax.
10679 * basic-block.h: Likewise.
10680 * bitmap.h: Likewise.
10681 * c-common.h: Likewise.
10682 * c-decl.c: Likewise.
10683 * c-parser.c: Likewise.
10684 * c-pragma.c: Likewise.
10685 * c-tree.h: Likewise.
10686 * cfgloop.h: Likewise.
10687 * cgraph.h: Likewise.
10688 * config/alpha/alpha.c: Likewise.
10689 * config/arm/arm.h: Likewise.
10690 * config/avr/avr.h: Likewise.
10691 * config/bfin/bfin.c: Likewise.
10692 * config/cris/cris.c: Likewise.
10693 * config/darwin.c: Likewise.
10694 * config/frv/frv.c: Likewise.
10695 * config/i386/i386.c: Likewise.
10696 * config/i386/i386.h: Likewise.
10697 * config/i386/winnt.c: Likewise.
10698 * config/ia64/ia64.h: Likewise.
10699 * config/iq2000/iq2000.c: Likewise.
10700 * config/mips/mips.c: Likewise.
10701 * config/mmix/mmix.h: Likewise.
10702 * config/pa/pa.c: Likewise.
10703 * config/pa/pa.h: Likewise.
10704 * config/rs6000/rs6000.c: Likewise.
10705 * config/s390/s390.c: Likewise.
10706 * config/sparc/sparc.c: Likewise.
10707 * config/xtensa/xtensa.c: Likewise.
10708 * cselib.h: Likewise.
10709 * dbxout.c: Likewise.
10710 * dwarf2out.c: Likewise.
10711 * except.c: Likewise.
10712 * except.h: Likewise.
10713 * fixed-value.h: Likewise.
10714 * function.c: Likewise.
10715 * function.h: Likewise.
10716 * gimple.h: Likewise.
10717 * integrate.c: Likewise.
10718 * optabs.c: Likewise.
10719 * output.h: Likewise.
10720 * real.h: Likewise.
10722 * stringpool.c: Likewise.
10723 * tree-data-ref.c: Likewise.
10724 * tree-flow.h: Likewise.
10725 * tree-scalar-evolution.c: Likewise.
10726 * tree-ssa-address.c: Likewise.
10727 * tree-ssa-alias.h: Likewise.
10728 * tree-ssa-operands.h: Likewise.
10729 * tree.c: Likewise.
10730 * tree.h: Likewise.
10731 * varasm.c: Likewise.
10732 * varray.h: Likewise.
10734 * coretypes.h: Do not define GTY macro if it is already defined.
10735 * doc/gty.texi: Update GTY documentation to new syntax.
10736 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10737 annotations on structs.
10738 * gengtype-parse.c: Likewise.
10740 2009-04-22 Mark Heffernan <meheff@google.com>
10742 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10744 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10746 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10749 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10751 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10752 the same as a PLUS without a shift. Increase the cost of a
10755 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10757 * Makefile.in: Update dependencies.
10758 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10759 * errors.h: Remove bogus comment about compatibility.
10760 (warning): Update declaration.
10761 * genautomata.c: Update all calls to warning.
10762 * gimple.c: Do not include errors.h. Include toplev.h.
10763 * tree-ssa-structalias.c: Do not include errors.h.
10764 * omega.c: Likewise.
10765 * tree-ssa-reassoc.c: Likewise.
10766 * config/spu/spu-c.c: Likewise.
10767 * config/spu/t-spu-elf: Update dependencies.
10769 2009-04-22 Richard Guenther <rguenther@suse.de>
10771 PR tree-optimization/39824
10772 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10773 make sure the types are compatible.
10775 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10778 * c-common.c (c_parse_error): Take a token_flags parameter.
10779 Use token_type for the token type instead.
10780 Pass token_flags to cpp_type2name.
10781 * c-common.h (c_parse_error): Update declaration.
10782 * c-parser.c (c_parser_error): Pass 0 as token flags.
10784 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10786 PR rtl-optimization/39580
10787 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10789 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10791 * function.c (expand_function_end): Do not emit a jump to the "naked"
10792 return label for fall-through returns.
10793 * except.c (sjlj_emit_function_exit): Always place the call to the
10794 unregister function at the location installed by expand_function_end.
10796 2009-04-22 Richard Guenther <rguenther@suse.de>
10798 PR tree-optimization/39845
10799 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10800 (gen_inbound_check): Likewise.
10802 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10804 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10806 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10807 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10809 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10811 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10812 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10813 shift counts to avoid out-of-bounds array accesses.
10815 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10817 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10818 (Pmode): Move above.
10820 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10822 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10823 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10824 GET_CODE macro. Use IN_RANGE macro where appropriate.
10825 * config/alpha/alpha.h: Ditto.
10826 * config/alpha/alpha.md: Ditto.
10827 * config/alpha/constraints.md: Ditto.
10828 * config/alpha/predicates.md: Ditto.
10830 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10832 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10833 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10834 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10835 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10836 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10837 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10838 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10839 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10840 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10841 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10842 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10843 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10844 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10845 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10846 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10847 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10848 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10849 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10850 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10851 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10852 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10853 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10854 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10855 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10856 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10857 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10858 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10860 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10862 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10863 references from comments.
10864 * cfgbuild.c: (count_basic_blocks): Delete.
10865 (find_basic_blocks_1): Delete.
10866 (find_basic_blocks): Delete.
10867 * except.c (finish_eh_generation): Make static. Move comment from
10868 except.h here. Remove find_basic_blocks references from comments.
10869 * except.h (finish_eh_generation): Delete.
10870 * basic-block.h (find_basic_blocks): Delete.
10871 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10873 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10875 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10876 (sdbout_parms): Likewise.
10878 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10880 * config/sh/sh.c (prepare_cbranch_operands): Use
10881 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10882 (expand_cbranchdi4): Likewise.
10883 (from_compare): Add cast to enum type.
10884 (expand_cbranchsi4): Use add_reg_note.
10885 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10886 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10887 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10888 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10889 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10890 instead of CODE_FOR_nothing.
10891 (cbranchdi4): Likewise. Fix the order of arguments for
10893 (push_fpscr): Use add_reg_note.
10894 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10895 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10897 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10899 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10900 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10901 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10902 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10903 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10904 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10905 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10906 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10907 config/alpha/x-vms, config/arc/t-arc,
10908 config/arm/README-interworking, config/arm/arm-c.c,
10909 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10910 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10911 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10912 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10913 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10914 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10915 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10916 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10917 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10918 config/cris/t-elfmulti, config/crx/t-crx,
10919 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10920 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10921 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10922 config/h8300/t-h8300, config/i386/athlon.md,
10923 config/i386/darwin-libgcc.10.4.ver,
10924 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10925 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10926 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10927 config/i386/t-linux64, config/i386/t-nwld,
10928 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10929 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10930 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10931 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10932 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10933 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10934 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10935 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10936 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10937 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10938 config/m68k/t-uclinux, config/mcore/t-mcore,
10939 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10940 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10941 config/mips/crtn.asm, config/mips/irix-crti.asm,
10942 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10943 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10944 config/mips/mips-fixed.md, config/mips/sb1.md,
10945 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10946 config/mips/t-iris6, config/mips/t-isa3264,
10947 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10948 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10949 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10950 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10951 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10952 config/mn10300/t-linux, config/mn10300/t-mn10300,
10953 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10954 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10955 config/picochip/libgccExtras/clzsi2.asm,
10956 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10957 config/rs6000/darwin-libgcc.10.4.ver,
10958 config/rs6000/darwin-libgcc.10.5.ver,
10959 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10960 config/rs6000/t-aix43, config/rs6000/t-aix52,
10961 config/rs6000/t-darwin, config/rs6000/t-fprules,
10962 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10963 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10964 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10965 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10966 config/rs6000/t-rtems, config/rs6000/t-spe,
10967 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10968 config/score/t-score-elf, config/sh/divcost-analysis,
10969 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10970 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10971 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10972 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10973 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10974 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10975 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10976 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10977 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10978 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10979 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10980 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10981 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10982 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10983 * config/h8300/genmova.sh: Include copyright and license notices
10984 in generated output.
10985 * config/h8300/mova.md: Regenerate.
10986 * doc/install.texi2html: Include word "Copyright" in copyright
10987 notice and use name "Free Software Foundation, Inc.".
10988 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10989 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10990 ChangeLog-2007, ChangeLog-2008: Correct dates.
10992 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10994 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10995 NE_EXPR operations as well.
10996 * c-parser.c (c_parser_condition): Do not set location information on
10998 (c_parser_conditional_expression): Likewise.
10999 (c_parser_binary_expression): Set location information on operators.
11000 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11001 TRUTH_NOT_EXPR has been folded.
11002 * fold-const.c (fold_truth_not_expr): Copy location information from
11003 the incoming expression to the outgoing one.
11004 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11005 recursive calls on the LHS of the operator but pass that of the
11006 operator to recursive calls on the RHS of the operator. Set it
11008 (shortcut_cond_expr): Set the locus of the operator on the second
11009 COND_EXPR and that of the expression on the first in degenerate cases.
11010 Pass the locus of the expression to calls to shortcut_cond_r.
11011 Set the locus of the 'then' block on the associated jump, if any.
11012 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11013 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11014 expression to call to gimplify_boolean_expr.
11016 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11018 * config.gcc: Add additional configuration for
11019 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11020 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11021 (CPP_SPEC): Redefine for allowing -municode option.
11022 (STARTFILE_SPEC): Likewise.
11023 * config/i386/t-mingw-w64: New.
11024 * config/i386/mingw-w64.opt: New.
11025 (municode): Add new target option.
11026 * doc/invoke.texi (municode): Add documentation for new option.
11028 2009-04-21 Ian Lance Taylor <iant@google.com>
11030 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11031 Correct test for number of arguments.
11032 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11034 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11036 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11037 argument of emit_library_call.
11039 2009-04-21 Richard Guenther <rguenther@suse.de>
11041 PR middle-end/39829
11042 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11043 inside VIEW_CONVERT_EXPRs.
11045 2009-04-21 Martin Jambor <mjambor@suse.cz>
11047 * tree-switch-conversion.c (build_constructors): Split a long line.
11048 (constructor_contains_same_values_p): New function.
11049 (build_one_array): Create assigns of constants if possible, do not
11050 call mark_sym_for_renaming, call update_stmt.
11051 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11052 make_rename_temp. Do not call mark_symbols_for_renaming, call
11054 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11055 find_new_referenced_vars, call update_stmt.
11056 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11057 instead of calling make_rename_temp. Do not call
11058 find_new_referenced_vars or mark_symbols_for_renaming, call
11061 2009-04-21 Richard Guenther <rguenther@suse.de>
11063 PR tree-optimization/39827
11064 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11065 (tree_ssa_phiprop): Pass the correct array size.
11067 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11069 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11071 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11074 * c-typeck.c (lvalue_p): Move declaration ...
11075 * c-common.h (lvalue_p): ... to here.
11076 * c-common.c (candidate_equal_p): New.
11077 (add_tlist): Use it.
11078 (merge_tlist): Use it.
11079 (warn_for_collisions_1): Likewise.
11080 (warning_candidate_p): Accept more candidates.
11081 (verify_tree): A warning candidate can be an expression. Use
11084 2009-04-21 Ben Elliston <bje@au.ibm.com>
11087 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11088 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11089 options. Remove -mcall-solaris documentation.
11091 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11094 * doc/invoke.texi (-Wlong-long): Update description.
11095 * c-lex (interpret_integer): Only warn if there was no previous
11096 overflow and -Wlong-long is enabled.
11097 * c-decl.c (declspecs_add_type): Drop redundant flags.
11098 * c.opt (Wlong-long): Init to -1.
11099 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11100 and front-end warn_long_long. Wlong-long only depends on other
11101 flags if it is uninitialized.
11102 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11103 the same for CPP and FE.
11104 (restore_extension_diagnostics): Likewise.
11106 2009-04-20 Ian Lance Taylor <iant@google.com>
11108 Fix enum conversions which are invalid in C++:
11109 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11110 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11111 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11112 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11113 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11114 (dbxout_parms): Likewise.
11115 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11116 (df_clear_flags): Likewise.
11117 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11118 top_flag parameter to int.
11119 (df_chain_create_bb_process_use): Likewise.
11120 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11122 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11123 (df_ref_create_structure, df_def_record_1): Likewise.
11124 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11125 (df_notes_rescan): Change 0 to VOIDmode in function call.
11126 (df_get_call_refs, df_insn_refs_collect): Likewise.
11127 (df_bb_regs_collect): Likewise.
11128 (df_entry_block_defs_collect): Likewise.
11129 (df_exit_block_uses_collect): Likewise.
11130 * df.h: Update declarations.
11131 * double-int.c (double_int_divmod): Add cast to enum type.
11132 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11133 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11134 (based_loc_descr): Likewise.
11135 (loc_descriptor_from_tree_1): Change first_op and second_op to
11136 enum dwarf_location_atom. Add cast to enum type.
11137 * expmed.c (init_expmed): Change 0 to SET in function call.
11138 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11139 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11140 (do_store_flag): Likewise.
11141 * fixed-value.h (struct fixed_value): Change mode to enum
11143 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11144 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11146 (insert_insn_decl, insert_decl, insert_state): Likewise.
11147 (automata_list_finish): Likewise.
11148 * genrecog.c (process_define_predicate): Add cast to enum type.
11149 * gensupport.c (init_predicate_table): Add cast to enum type.
11150 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11152 (gimple_build_call_1, gimple_build_label): Likewise.
11153 (gimple_build_goto, gimple_build_asm_1): Likewise.
11154 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11155 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11156 (enum fallback): Rename from enum fallback_t.
11157 (fallback_t): Typedef as int.
11158 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11159 GSI_SAME_STMT in function call.
11160 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11162 (setup_reg_class_relations): Likewise.
11163 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11164 (setup_prohibited_class_mode_regs): Add cast to enum type.
11165 (setup_prohibited_mode_move_regs): Likewise.
11166 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11167 (record_address_regs): Change i to enum reg_class.
11168 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11169 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11170 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11171 (GET_MODE_2XWIDER_MODE): Likewise.
11172 (GET_CLASS_NARROWEST_MODE): Likewise.
11173 * omp-low.c (expand_omp_for): Add cast to enum type.
11174 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11175 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11176 * postreload.c (reload_cse_simplify_operands): Change rclass local
11178 * predict.c (combine_predictions_for_insn): Change best_predictor
11179 and predictor to enum br_predictor.
11180 (combine_predictions_for_bb): Likewise.
11181 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11182 use SET_PREDICT_EXPR_OUTCOME.
11183 * real.c (real_arithmetic): Change icode to code in function call.
11184 * reginfo.c (init_move_cost): Add casts to enum type.
11185 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11186 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11188 * reload.c (find_valid_class): Add casts to enum type.
11189 (push_reload): Change 0 to NO_REGS in function call.
11190 (find_reloads): Change this_alternative to array of enum
11191 reg_class. Remove some now-unnecessary casts.
11192 (make_memloc): Change 0 to VOIDmode in function call.
11193 * reload1.c (reload): Change 0 to VOIDmode in function call.
11194 (eliminate_regs_1, elimination_effects): Likewise.
11195 (eliminate_regs_in_insn): Likewise.
11196 (emit_input_reload_insns): Add cast to enum type.
11197 (delete_output_reload): Change 0 to VOIDmode in function call.
11198 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11199 to enum type in function call.
11200 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11201 (SET_PREDICT_EXPR_OUTCOME): Define.
11202 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11203 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11204 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11205 (dump_function): Likewise.
11206 * tree-dump.h: Update declarations.
11207 * tree-pass.h: Update declarations.
11208 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11209 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11211 (arm_rtx_costs_1): Correct parenthesization.
11212 (arm_rtx_costs): Add casts to enum type.
11213 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11214 (vfp_emit_fstmd): Use add_rg_note.
11215 (emit_multi_reg_push, emit_sfm): Likewise.
11216 (thumb_set_frame_pointer): Likewise.
11217 (arm_expand_prologue): Likewise.
11218 (arm_regno_class): Change return type to enum reg_class.
11219 (thumb1_expand_prologue): Use add_reg_note.
11220 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11221 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11223 * config/arm/gentune.sh: Add cast to enum type.
11224 * config/arm/arm-tune.md: Rebuild.
11225 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11226 (ix86_split_fp_branch, predict_jump): Likewise.
11227 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11228 insn_code to enum rtx_code.
11229 (ix86_builtin_vectorized_function): Add cast to enum type.
11230 * config/i386/i386.md (truncdfsf2): Change slot to enum
11232 (truncxf<mode>2, isinf<mode>2): Likewise.
11233 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11235 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11236 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11237 (insert_bundle_state): Change 1 to INSERT in function call.
11238 (ia64_add_bundle_selector_before): Likewise.
11239 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11240 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11241 (restore_stack_nonlocal): Likewise.
11242 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11244 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11246 (mips_rtx_costs): Likewise.
11247 (mips_override_options): Add casts to enum type.
11248 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11250 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11251 (store_reg, set_reg_plus_d): Likewise.
11252 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11253 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11255 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11257 (emit_unlikely_jump): Use add_reg_note.
11258 (rs6000_emit_allocate_stack): Likewise.
11259 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11260 (output_toc): Change 1 to INSERT in function call.
11261 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11262 (rs6000_initialize_trampoline): Likewise.
11263 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11265 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11266 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11267 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11268 (save_gprs): Use add_reg_note.
11269 (s390_emit_prologue): Likewise.
11270 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11271 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11272 (sparc_fold_builtin): Add cast to enum type.
11273 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11275 (spu_expand_prologue): Use add_reg_note.
11276 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11278 2009-04-20 Ian Lance Taylor <iant@google.com>
11280 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11281 (c_parser_postfix_expression_after_primary): Get VEC for list of
11282 arguments. Get original types of arguments. Call
11283 build_function_call_vec.
11284 (cached_expr_list_1, cached_expr_list_2): New static variables.
11285 (c_parser_expr_list): Change return type to VEC *. Add
11286 p_orig_types parameter. Change all callers.
11287 (c_parser_release_expr): New static function.
11288 (c_parser_vec_to_tree_list): New static function.
11289 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11290 call build_function_call_vec.
11291 (build_function_call_vec): New function, based on old
11292 build_function_call.
11293 (convert_arguments): Remove nargs and argarray parameters. Change
11294 values to a VEC. Add origtypes parameter.
11295 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11296 (convert_for_assignment): Add origtype parameter. Change all
11297 callers. If warn_cxx_compat, check for conversion to an enum
11298 type when calling a function.
11299 (store_init_value): Add origtype parameter. Change all callers.
11300 (digest_init): Likewise.
11301 (struct init_node): Add origtype field.
11302 (add_pending_init): Add origtype parameter. Change all callers.
11303 (output_init_element): Likewise.
11304 (output_pending_init_elements): Pass origtype from init_node to
11305 output_init_element.
11306 (process_init_element): Pass origtype from c_expr to
11307 output_init_element.
11308 (c_finish_return): Add origtype parameter. Change all callers.
11309 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11311 (sync_resolve_params): Likewise.
11312 (sync_resolve_return): Change params to first_param. Change caller.
11313 (resolve_overloaded_builtins): Change params to VEC *. Change
11314 callers. Save first parameter around call to build_function_call_vec.
11315 * c-decl.c (finish_decl): Add origtype parameter. Change all
11316 callers. Call build_function_call_vec rather than
11317 build_function_call for cleanup.
11318 * c-tree.h: Update declarations.
11319 * c-common.h: Update declarations.
11320 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11321 params to first_param.
11322 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11323 params parameter from tree to void *.
11324 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11325 Change arglist parameter to have type void *, and to be a pointer
11327 * config/rs6000/rs6000-protos.h
11328 (altivec_resolve_overloaded_builtin): Update declaration.
11329 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11330 fnargs parameter to have type void *, and to be a pointer to a
11331 VEC. Call build_function_call_vec instead of
11332 build_function_call.
11333 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11335 2009-04-20 Joey Ye <joey.ye@intel.com>
11336 Xuepeng Guo <xuepeng.guo@intel.com>
11337 H.J. Lu <hongjiu.lu@intel.com>
11339 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11341 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11342 (IX86_LEA_PRIORITY): Likewise.
11343 (distance_non_agu_define): New function.
11344 (distance_agu_use): Likewise.
11345 (ix86_lea_for_add_ok): Likewise.
11346 (ix86_dep_by_shift_count): Likewise.
11348 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11349 should split for LEA.
11351 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11353 (ix86_dep_by_shift_count): Likewise.
11355 2009-04-20 Richard Guenther <rguenther@suse.de>
11357 * expr.c (handled_component_p): Move ...
11358 * tree.h (handled_component_p): ... here.
11359 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11360 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11361 and REALPART_EXPR to be in one group.
11363 2009-04-20 Richard Guenther <rguenther@suse.de>
11365 * basic-block.h (get_all_dominated_blocks): Declare.
11366 * dominance.c (get_all_dominated_blocks): New function.
11367 * tree-cfg.c (get_all_dominated_blocks): Remove.
11368 (remove_edge_and_dominated_blocks): Adjust.
11369 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11370 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11371 instead of recursing.
11373 2009-04-20 Doug Kwan <dougkwan@google.com>
11375 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11376 (struct cgraph_node_set_def): New type.
11377 (cgraph_node_set) New type. Also declare vector functions.
11378 (struct cgraph_node_set_element_def): New type.
11379 (cgraph_node_set_element): Ditto.
11380 (cgraph_node_set_iterator): New iterator type.
11381 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11382 cgraph_node_set_remove, dump_cgraph_node_set,
11383 debug_cgraph_node_set): New prototypes.
11384 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11385 cgraph_node_set_size): New inlines.
11386 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11387 including cgraph.h.
11388 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11389 argument to function 'write_summary'.
11390 * ipa.c: Include ggc.h.
11391 (hash_cgraph_node_set_element,
11392 eq_cgraph_node_set_element, cgraph_node_set_new,
11393 cgraph_node_set_add, cgraph_node_set_remove,
11394 cgraph_node_set_find, dump_cgraph_node_set,
11395 debug_cgraph_node_set): New functions.
11396 * Makefile.in (ipa.o): Add dependency on GGC_H.
11398 2009-04-20 Ira Rosen <irar@il.ibm.com>
11400 PR tree-optimization/39675
11401 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11402 check of the return code of vect_schedule_slp. Check that
11403 stmt_vec_info still exists for the statement, before checking its
11404 vectorization type.
11406 2009-04-20 Michael Matz <matz@suse.de>
11408 * Makefile.in (generated_files): Take out $(simple_generated_c).
11410 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11412 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11413 (UINTPTR_TYPE): Likewise.
11415 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11418 * c-typeck.c (digest_init): Check for initializing an array with a
11421 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11424 * c-semantics.c (pop_stmt_list): Propagate
11425 STATEMENT_LIST_HAS_LABEL to parent statement list.
11427 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11429 * config/mips/mips.h (mips_tune_attr): New macro.
11430 * config/mips/mips.md (cpu): Use it.
11432 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11435 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11438 2009-04-19 Diego Novillo <dnovillo@google.com>
11440 * toplev.c (compile_file): Move call to coverage_finish ...
11441 * cgraphunit.c (ipa_passes): ... here.
11442 Call cgraph_process_new_functions.
11443 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11444 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11446 2009-04-19 Jan Hubicka <jh@suse.cz>
11448 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11450 (dump_cgraph_node): Dump can throw external flag.
11451 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11453 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11457 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11458 * common.opt (Wlogical-op): Move from here...
11459 * c.opt (Wlogical-op): ... to here.
11460 * c-typeck.c (parser_build_binary_op): Update call to
11461 warn_logical_operator.
11462 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11464 * c-common.c (warn_logical_op): Update.
11465 * c-common.h (warn_logical_op): Update declaration.
11467 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11469 * tree.c (protected_set_expr_location): Fix formatting.
11471 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11474 * c-typeck.c (readonly_warning): new.
11475 (build_unary_op, build_modify_expr): Use readonly_warning for
11476 storing into something readonly but not const-qualified.
11478 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11481 * c-typeck.c (build_unary_op): Check for taking address of
11482 expression of type void.
11484 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11487 * c-typeck.c (build_function_call): Check for calling a function
11488 with qualified void return types. Call require_complete_type when
11491 2009-04-18 Jan Hubicka <jh@suse.cz>
11493 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11495 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11496 can_throw_external flag.
11497 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11498 * ipa-pure-const.c (ignore_edge): New function.
11499 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11500 only over can_throw_external edges.
11501 (local_pure_const): Add nothrow flag.
11502 * ipa-utils.c (searchc): Add ignore_edge callback.
11503 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11504 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11505 (set_nothrow_function_flags): Update cgraph.
11506 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11508 2009-04-18 Richard Guenther <rguenther@suse.de>
11510 PR middle-end/39804
11511 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11512 (fold_stmt): ... this and ...
11513 (fold_stmt_inplace): ... this.
11514 (fold_stmt_1): Fold references in calls and asms.
11515 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11517 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11519 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11520 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11522 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11524 * tree.c (function_args_count): Remove.
11525 * tree.h: Remove the prototype for function_args_count.
11527 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11529 * tree-iterator.c (expr_only): Remove.
11530 * tree.h: Remove the prototype for expr_only.
11532 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11534 * reginfo.c (cannot_change_mode_set_regs): Remove.
11535 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11537 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11539 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11540 whether operands 0 and 1 overlaps.
11542 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11544 PR middle-end/36902
11545 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11546 pointer. Use warning_at instead of warning.
11547 (search_for_addr_array): Likewise.
11548 (check_array_bounds): Likewise.
11549 (check_all_array_refs): Check that the incoming edge is not in the
11550 list of edges to be removed.
11551 (check_all_array_refs): Avoid the temporal pointer.
11552 (vrp_visit_cond_stmt): Fix typo.
11553 (simplify_switch_using_ranges): Handle the case where the switch
11554 index is an integer constant.
11556 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11558 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11560 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11562 * doc/extend.texi, doc/invoke.texi: Fix typos.
11564 2009-04-17 Cary Coutant <ccoutant@google.com>
11566 * tree-flow-inline.h (get_lineno): Fix inverted test.
11568 2009-04-17 Diego Novillo <dnovillo@google.com>
11570 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11571 assertion for AVAIL_OUT.
11573 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11576 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11577 * config/sh/linux-atomic.asm: Likewise.
11579 2009-04-17 Diego Novillo <dnovillo@google.com>
11581 * except.c (debug_eh_tree): New.
11582 (struct eh_region, struct eh_status): Move ...
11583 * except.h: ... here.
11584 (add_type_for_runtime): Declare extern.
11585 (lookup_type_for_runtime): Likewise.
11586 (debug_eh_tree): Declare.
11587 * Makefile.in (GTFILES): List except.h before except.c
11589 2009-04-17 Diego Novillo <dnovillo@google.com>
11591 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11592 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11593 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11594 (find_vars_r): ... here.
11595 * tree-flow.h (find_referenced_vars_in): Declare.
11596 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11597 that AVAIL_OUT exists for BLOCK.
11598 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11599 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11600 (tree-parloops.o): Likewise.
11602 2009-04-17 Simon Baldwin <simonb@google.com>
11604 * toplev.c (default_tree_printer): Add handling for %E format.
11606 2009-04-17 Diego Novillo <dnovillo@google.com>
11608 * tree-pretty-print.c (dump_generic_node): Add break after
11609 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11610 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11611 FUNCTION_TYPE together. Call print_struct_decl when printing
11612 structures and TDF_SLIM is not given.
11613 (print_struct_decl): Fix logic for detecting recursion.
11615 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11618 * gcc.c (create_at_file): New.
11619 (compile_input_file_p): New.
11620 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11621 * main.c (main): Update call to toplev_main.
11622 * toplev.c (toplev_main): Change signature. Call expandargv.
11623 * toplev.h (toplev_main): Change signature.
11625 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11627 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11628 if the latter is not constant.
11630 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11632 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11634 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11636 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11637 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11639 2009-04-17 Richard Guenther <rguenther@suse.de>
11641 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11642 Handle component references view-converting an invariant address.
11644 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11646 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11647 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11648 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11649 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11650 Use @deftypevr rather than @deftypevar.
11652 2009-04-17 Richard Guenther <rguenther@suse.de>
11654 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11655 (get_prop_source_stmt): Likewise.
11656 (can_propagate_from): Likewise.
11658 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11660 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11661 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11662 (--with-multilib-list): Add default value.
11663 * configure: Regenerate.
11664 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11665 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11666 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11667 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11668 Don't add default cpu to multilib list unnecessarily, but do enable
11669 the relevant compiler option..
11670 Add support for --with-multilib-list=<blank> and
11671 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11672 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11673 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11674 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11675 TM_MULTILIB_CONFIG.
11676 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11677 (MULTILIB_OSDIRNAMES): New variable.
11678 * config/sh/t-1e: Delete file.
11679 * config/sh/t-mlib-sh1: Delete file.
11680 * config/sh/t-mlib-sh2: Delete file.
11681 * config/sh/t-mlib-sh2a: Delete file.
11682 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11683 * config/sh/t-mlib-sh2a-single: Delete file.
11684 * config/sh/t-mlib-sh2a-single-only: Delete file.
11685 * config/sh/t-mlib-sh2e: Delete file.
11686 * config/sh/t-mlib-sh3e: Delete file.
11687 * config/sh/t-mlib-sh4: Delete file.
11688 * config/sh/t-mlib-sh4-nofpu: Delete file.
11689 * config/sh/t-mlib-sh4-single: Delete file.
11690 * config/sh/t-mlib-sh4-single-only: Delete file.
11691 * config/sh/t-mlib-sh4a: Delete file.
11692 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11693 * config/sh/t-mlib-sh4a-single: Delete file.
11694 * config/sh/t-mlib-sh4a-single-only: Delete file.
11695 * config/sh/t-mlib-sh4al: Delete file.
11696 * config/sh/t-mlib-sh5-32media: Delete file.
11697 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11698 * config/sh/t-mlib-sh5-64media: Delete file.
11699 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11700 * config/sh/t-mlib-sh5-compact: Delete file.
11701 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11702 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11703 * doc/install.texi (Options specification): Add
11704 --with-multilib-list and --with-endian.
11706 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11708 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11710 (OBJS-common): Add plugin-version.o.
11711 (plugin-version.o): New.
11712 * gcc-plugin.h (plugin_gcc_version): New.
11713 (plugin_default_version_check): New.
11714 (plugin_init_func, plugin_init): Add version argument.
11715 * plugin-version.c: New.
11716 * plugin.c (str_plugin_gcc_version_name): New.
11717 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11718 pass it to the init function.
11719 (plugin_default_version_check): New.
11721 2009-04-17 Richard Guenther <rguenther@suse.de>
11723 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11724 for decl-vs-decl disambiguation.
11726 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11728 * config/s390/s390.h (s390_tune_attr): New macro definition.
11729 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11731 2009-04-17 Richard Guenther <rguenther@suse.de>
11733 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11734 (fold_stmt_r): Likewise.
11735 (maybe_fold_reference): New function.
11736 (fold_gimple_assign): Handle cases fold_stmt_r did.
11737 (fold_stmt): Do not use fold_stmt_r.
11738 (fold_stmt_inplace): Likewise.
11740 2009-04-17 Richard Guenther <rguenther@suse.de>
11742 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11743 (record_equivalences_from_stmt): Remove useless checks and
11745 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11746 the type is already suitable.
11748 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11750 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11752 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11754 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11755 (CMPtype): Define as __gcc_CMPtype.
11757 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11759 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11760 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11762 2009-04-17 Richard Guenther <rguenther@suse.de>
11764 PR tree-optimization/39746
11765 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11766 special-casing for builtins and static variable use/def.
11767 (call_may_clobber_ref_p_1): Likewise.
11769 2009-04-16 Ian Lance Taylor <iant@google.com>
11771 * df.h: Include "timevar.h".
11772 (struct df_problem): Change tv_id field to timevar_id_t.
11773 * tree-pass.h: Include "timevar.h".
11774 (struct opt_pass): Change tv_id field to timevar_id_t.
11775 * timevar.h (timevar_id_t): Define TV_NONE.
11776 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11777 TV_NONE rather than tv_id != 0.
11778 (execute_one_pass): Likewise.
11779 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11780 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11781 dependencies to $(TREE_PASS_H).
11782 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11784 (pass_branch_target_load_optimize2): Likewise.
11785 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11786 (pass_outof_cfg_layout_mode): Likewise.
11787 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11788 (pass_rebuild_cgraph_edges): Likewise.
11789 (pass_remove_cgraph_callee_edges): Likewise.
11790 * df-core.c (pass_df_initialize_opt): Likewise.
11791 (pass_df_initialize_no_opt): Likewise.
11792 (pass_df_finish): Likewise.
11793 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11794 * except.c (pass_set_nothrow_function_flags): Likewise.
11795 (pass_convert_to_eh_region_ranges): Likewise.
11796 * final.c (pass_compute_alignments): Likewise.
11797 * function.c (pass_instantiate_virtual_regs): Likewise.
11798 (pass_init_function): Likewise.
11799 (pass_leaf_regs): Likewise.
11800 (pass_match_asm_constraints): Likewise.
11801 * gimple-low.c (pass_lower_cf): Likewise.
11802 (pass_mark_used_blocks): Likewise.
11803 * init-regs.c (pass_initialize_regs): Likewise.
11804 * integrate.c (pass_initial_value_sets): Likewise.
11805 * ira.c (pass_ira): Likewise.
11806 * jump.c (pass_cleanup_barriers): Likewise.
11807 * omp-low.c (pass_expand_omp): Likewise.
11808 (pass_lower_omp): Likewise.
11809 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11810 * recog.c (pass_split_all_insns): Likewise.
11811 (pass_split_after_reload): Likewise.
11812 (pass_split_before_regstack): Likewise.
11813 (pass_split_before_sched2): Likewise.
11814 (pass_split_for_shorten_branches): Likewise.
11815 * reginfo.c (pass_reginfo_init): Likewise.
11816 (pass_subregs_of_mode_init): Likewise.
11817 (pass_subregs_of_mode_finish): Likewise.
11818 * passes.c (pass_postreload): Likewise.
11819 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11820 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11821 (pass_warn_function_return): Likewise.
11822 (pass_warn_function_noreturn): Likewise.
11823 * tree-complex.c (pass_lower_complex): Likewise.
11824 (pass_lower_complex_O0): Likewise.
11825 * tree-if-conv.c (pass_if_conversion): Likewise.
11826 * tree-into-ssa.c (pass_build_ssa): Likewise.
11827 * tree-mudflap.c (pass_mudflap_1): Likewise.
11828 (pass_mudflap_2): Likewise.
11829 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11830 (pass_mudflap_2): Likewise.
11831 * tree-nrv.c (pass_return_slot): Likewise.
11832 * tree-object-size.c (pass_object_sizes): Likewise.
11833 * tree-optimize.c (pass_all_optimizations): Likewise.
11834 (pass_early_local_passes): Likewise.
11835 (pass_all_early_optimizations): Likewise.
11836 (pass_cleanup_cfg): Likewise.
11837 (pass_cleanup_cfg_post_optimizing): Likewise.
11838 (pass_free_datastructures): Likewise.
11839 (pass_free_cfg_annotations): Likewise.
11840 (pass_fixup_cfg): Likewise.
11841 (pass_init_datastructures): Likewise.
11842 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11843 (pass_late_warn_uninitialized): Likewise.
11844 (pass_update_address_taken): Likewise.
11845 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11846 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11847 (pass_cse_sincos): Likewise.
11848 (pass_convert_to_rsqrt): Likewise.
11849 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11850 * tree-stdarg.c (pass_stdarg): Likewise.
11851 * tree-tailcall.c (pass_tail_recursion): Likewise.
11852 (pass_tail_calls): Likewise.
11853 * tree-vect-generic.c (pass_lower_vector): Likewise.
11854 (pass_lower_vector_ssa): Likewise.
11855 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11857 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11859 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11861 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11863 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11864 logical and signext.
11866 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11869 * config/sh/predicates.md (arith_operand): Check if the operand
11870 of TRUNCATE is a REG.
11872 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11874 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11875 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11879 * tree-iterator.c (tsi_split_statement_list_after,
11880 tsi_split_statement_list_before): Remove.
11881 * tree-iterator.h: Remove the prototypes for
11882 tsi_split_statement_list_after and tsi_split_statement_list_before.
11884 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11886 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11887 * tree-ssa-propagate.h: Remove the prototype for
11888 stmt_makes_single_load.
11890 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11892 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11893 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11895 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11897 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11899 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11901 * except.c (eh_region_outer_p): Remove.
11902 * except.h: Remove the prototype for eh_region_outer_p.
11904 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11906 * function.c (current_function_assembler_name): Remove.
11907 * function.h: Remove the prototype for
11908 current_function_assembler_name.
11910 2009-04-16 Ian Lance Taylor <iant@google.com>
11912 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11913 (add_reg_note): Call alloc_reg_note.
11914 * rtl.h (alloc_reg_note): Declare.
11915 * combine.c (try_combine): Use alloc_reg_note.
11916 (recog_for_combine, move_deaths): Likewise.
11917 (distribute_notes): Use alloc_reg_note and add_reg_note.
11918 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11919 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11920 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11922 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11924 PR rtl-optimization/39762
11925 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11926 ira_may_move_out_cost): Add comments about way of their usage.
11927 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11929 * ira-conflicts.c (process_regs_for_copy): Use function
11930 ira_get_register_move_cost instead of global
11931 ira_register_move_cost.
11933 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11934 color_pass, move_spill_restore, update_curr_costs): Ditto.
11936 * ira-lives.c (process_single_reg_class_operands): Ditto.
11938 * ira-emit.c (emit_move_list): Ditto.
11940 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11941 (record_reg_classes): Ditto. Use functions
11942 ira_get_register_move_cost and ira_get_may_move_cost instead of
11943 global vars ira_register_move_cost, ira_may_move_out_cost and
11944 ira_may_move_in_cost.
11945 (record_address_regs): Don't call ira_init_register_move_cost.
11946 Use function ira_get_may_move_cost instead of global
11947 ira_may_move_in_cost.
11948 (process_bb_node_for_hard_reg_moves): Use function
11949 ira_get_register_move_cost instead of global ira_register_move_cost.
11950 (ira_costs): Don't call ira_init_register_move_cost.
11952 2009-04-16 Richard Guenther <rguenther@suse.de>
11954 * tree-cfg.c (verify_gimple_assign_binary):
11955 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11956 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11957 (create_general_new_stmt): Note that this function is broken.
11959 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11961 * common.opt (fhelp): Add Var(help_flag).
11962 * gcc-plugin.h (plugin_info): Add help.
11963 * plugin.c (plugin_name_args): Add help.
11964 (register_plugin_info): Set plugin->help.
11965 (print_help_one_plugin): New.
11966 (print_plugins_help): New.
11967 * plugin.h (print_plugins_help): New.
11968 * toplev.c (toplev_main): Call print_plugins_help if needed.
11970 2009-04-16 Richard Guenther <rguenther@suse.de>
11972 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11973 (gimple_ior_addresses_taken_1): New function.
11974 (gimple_ior_addresses_taken): Likewise.
11975 * gimple.h (struct gimple_statement_with_ops_base): Remove
11976 addresses_taken member.
11977 (gimple_ior_addresses_taken): Declare.
11978 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11979 gimple_set_addresses_taken): Remove.
11980 * ipa-reference.c (mark_address): New function.
11981 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11982 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11983 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11984 (gimple_add_to_addresses_taken): Remove.
11985 (get_tmr_operands): Call mark_address_taken.
11986 (get_asm_expr_operands): Likewise.
11987 (get_expr_operands): Likewise.
11988 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11989 (free_stmt_operands): Do not free it.
11990 * tree-ssa.c (delete_tree_ssa): Likewise.
11991 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11993 2009-04-16 Richard Guenther <rguenther@suse.de>
11995 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11996 (walk_stmt_load_store_ops): Likewise.
11997 * gimple.c (get_base_loadstore): New function.
11998 (walk_stmt_load_store_addr_ops): Likewise.
11999 (walk_stmt_load_store_ops): Likewise.
12000 * ipa-pure-const.c (check_op): Simplify.
12001 (check_load, check_store): New functions.
12002 (check_stmt): Use walk_stmt_load_store_ops.
12003 * ipa-reference.c (mark_load): Adjust signature.
12004 (mark_store): Likewise.
12005 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12007 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12009 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12010 (plugin_info): New.
12011 * opts.c (common_handle_option): Don't call print_version.
12012 * plugin.c (plugin_name_args): Add version.
12013 (register_plugin_info): New.
12014 (register_callback): Handle PLUGIN_INFO.
12015 (try_init_one_plugin): New.
12016 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12018 (finalize_one_plugin): New.
12019 (finalize_plugins): New.
12020 (print_one_plugin): New.
12021 (print_plugins_versions): New.
12022 * plugin.h (print_plugins_versions): New.
12023 (finalize_plugins): New.
12024 * toplev.c (compile_file): Don't call initialize_plugins.
12025 (print_version): Call print_plugins_versions.
12026 (toplev_main): Call initialize_plugins. Print version if needed.
12027 Call finalize_plugins.
12029 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12031 * common.opt (fversion): New.
12032 * gcc.c (print_version): New.
12033 (process_command): Don't print the version. Just set print_version.
12034 (main): Print version. Call subprocesses if print_version and
12035 verbose_flag are set.
12036 * opts.c (common_handle_option): Handle OPT_fversion.
12038 2009-04-16 Richard Guenther <rguenther@suse.de>
12039 Ira Rosen <irar@il.ibm.com>
12041 PR tree-optimization/39698
12042 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12043 type of the reduction variable. Only generate the def if
12046 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12047 make sure to first convert to an integer of the same precision.
12048 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12049 the type of the evolution correctly in computing the new
12050 induction variable base.
12052 2009-04-16 Richard Guenther <rguenther@suse.de>
12054 PR middle-end/39625
12055 * tree-cfg.c (make_blocks): Split statements with to-be
12056 abnormal SSA names on the lhs.
12058 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12060 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12061 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12062 * c-typeck.c (really_start_incremental_init): Likewise.
12063 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12064 (TARGET_INITIALIZER): Remove it.
12065 * target.h (struct target): Remove vector_opaque_p.
12066 * tree.c (build_opaque_vector_type): New.
12067 * tree.h (TYPE_VECTOR_OPAQUE): New.
12068 (build_opaque_vector_type): Declare.
12069 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12070 * config/rs6000/rs6000.c (build_opaque_vector_type,
12071 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12072 (rs6000_init_builtins): Use build_opaque_vector_type for
12073 opaque_V4SI_type_node.
12075 2009-04-15 Catherine Moore <clm@codesourcery.com>
12077 * debug.h (set_name): Declare.
12078 * dwarf2out.c (dwarf2out_set_name): Declare.
12079 (dwarf2_debug_hooks): Add set_name.
12080 (find_AT_string): New.
12081 (add_AT_string): Call find_AT_string.
12082 (dwarf2out_set_name): New.
12083 * cp/decl.c (grokdeclarator): Call set_name.
12084 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12085 * debug.c (do_nothing_debug_hooks): Likewise.
12086 * dbxout.c (dbx_debug_hooks): Likewise.
12087 * sdbout.c (sdb_debug_hooks): Likewise.
12089 2009-04-15 Michael Eager <eager@eagercon.com>
12091 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12092 reg for single-precision FPU.
12093 * config/rs6000/rs6000.md (movsi_internal1): Only for
12094 !TARGET_SINGLE_FPU.
12095 (movsi_internal1_single): New. Add pattern to move SI values to/from
12096 single-precision FP regs.
12098 2009-04-15 Richard Guenther <rguenther@suse.de>
12100 * omp-low.c (lower_rec_input_clauses): Build correct address
12102 (expand_omp_for_generic): Fix multiplication type.
12103 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12104 (generate_memset_zero): Fix types.
12105 * tree-profile.c (prepare_instrumented_value): Correctly
12108 2009-04-15 Ian Lance Taylor <iant@google.com>
12110 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12111 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12112 for -Wall and for -Wc++-compat.
12113 (c_common_post_options): For C++, set warn_enum_compare if not
12115 * c-tree.h (struct c_expr): Add field original_type.
12116 (build_external_ref): Update declaration.
12117 * c-parser.c (c_parser_braced_init): Set original_type.
12118 (c_parser_initelt): Likewise.
12119 (c_parser_expr_no_commas): Likewise.
12120 (c_parser_conditional_expression): Likewise.
12121 (c_parser_cast_expression): Likewise.
12122 (c_parser_unary_expression): Likewise. Pull setting of
12123 original_code to top of function.
12124 (c_parser_sizeof_expression): Set original_type.
12125 (c_parser_alignof_expression): Likewise.
12126 (c_parser_postfix_expression): Likewise. Pull setting of
12127 original_code to top of function.
12128 (c_parser_postfix_expression_after_paren_type): Set original_type.
12129 (c_parser_postfix_expression_after_primary): Likewise.
12130 (c_parser_expression): Likewise.
12131 * c-typeck.c (build_external_ref): Add type parameter. Change all
12133 (c_expr_sizeof_expr): Set original_type field.
12134 (parser_build_unary_op): Likewise.
12135 (parser_build_binary_op): Likewise. Optionally warn about
12136 comparisons of enums of different types.
12137 (digest_init): Set original_type field.
12138 (really_start_incremental_init): Likewise.
12139 (push_init_level, pop_init_level): Likewise.
12140 * doc/invoke.texi (Warning Options): -Wenum-compare now
12143 2009-04-15 Richard Guenther <rguenther@suse.de>
12145 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12146 out a necessary conversion.
12147 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12148 names we didn't value number.
12149 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12151 2009-04-15 Richard Guenther <rguenther@suse.de>
12153 PR tree-optimization/39764
12154 * tree-ssa-ccp.c (get_value): Canonicalize value with
12155 canonicalize_float_value.
12157 2009-04-15 Jan Hubicka <jh@suse.cz>
12159 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12160 Wrong version of patch.
12162 2009-04-15 Jan Hubicka <jh@suse.cz>
12164 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12166 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12168 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12169 our distinct integral and vector types.
12171 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12173 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12174 * init.c (build_vtbl_address): Remove call to assemble_external.
12176 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12178 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12179 output for other floating point modes.
12181 2009-04-14 Diego Novillo <dnovillo@google.com>
12183 * diagnostic.c (diagnostic_report_diagnostic): Do not
12184 warn about loaded plugins for DK_ERROR and DK_WARNING.
12185 * c-decl.c (declspecs_add_type): Move call to
12186 invoke_plugin_callbacks ...
12187 * c-parser.c (c_parser_declspecs): ... here.
12188 * plugin.c (dump_active_plugins): Tidy output.
12190 2009-04-14 Diego Novillo <dnovillo@google.com>
12191 Le-Chun Wu <lcwu@google.com>
12193 * configure.ac: Add --enable-plugin support.
12194 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12195 * Makefile.in (PLUGIN_H): Define.
12196 Export ENABLE_PLUGIN and GMPINC to site.exp.
12197 Add PLUGINLIBS to link command.
12198 Add/modify dependencies for plugin.o and files including plugin.h.
12200 * config.in: Regenerate.
12202 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12205 2009-04-14 Le-Chun Wu <lcwu@google.com>
12207 * tree-pass.h (register_one_dump_file): Add a prototype for
12208 register_one_dump_file.
12209 * toplev.c (compile_file): Call initialize_plugins.
12210 (do_compile): Call invoke_plugin_callbacks.
12211 (toplev_main): Call invoke_plugin_callbacks.
12212 * common.opt: Add -fplugin= and -fplugin-arg-.
12213 * gcc-plugin.h: New public header file for plugins to include.
12214 * plugin.c: New source file.
12215 * plugin.h: New internal header file.
12216 * passes.c (register_one_dump_file): Make it external.
12218 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12220 2009-04-14 Diego Novillo <dnovillo@google.com>
12222 * doc/plugins.texi: New.
12223 * doc/gccint.texi: Add reference to Plugins chapter.
12224 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12225 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12226 loaded plugins, if any.
12227 * timevar.def (TV_PLUGIN_INIT): Define.
12228 (TV_PLUGIN_RUN): Define.
12229 * plugin.c: Include timevar.h
12230 (plugins_active_p): New.
12231 (dump_active_plugins): New.
12232 (debug_active_plugins): New.
12234 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12236 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12238 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12240 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12242 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12243 the same as a minus without a shift.
12245 2009-04-14 Nick Clifton <nickc@redhat.com>
12247 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12248 comparisons with small integers will always produce a short
12251 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12254 2008-12-19 Diego Novillo <dnovillo@google.com>
12256 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12258 2009-04-14 Richard Guenther <rguenther@suse.de>
12260 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12262 (verify_gimple_assign_binary): Likewise. Handle shifts and
12264 (verify_gimple_phi): Print the mismatched argument position.
12265 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12267 (vect_update_init_of_dr): Likewise.
12268 * matrix-reorg.c (transform_access_sites): Do what the
12270 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12272 2009-04-13 Michael Eager <eager@eagercon.com>
12274 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12275 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12276 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12277 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12278 remove duplicate config
12280 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12282 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12283 file_name:line_number type locator of the call site.
12285 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12287 * genautomata.c: Put blank after comma.
12288 (automaton_decls): New.
12289 (struct unit_usage): Add comments to member next.
12290 (store_alt_unit_usage): Keep the list ordered.
12291 (unit_present_on_list_p, equal_alternatives_p): New.
12292 (check_regexp_units_distribution): Check units distribution
12293 correctness correctly.
12294 (main): Don't write automata if error is found. Return correct
12297 * config/m68k/cf.md (cfv4_ds): Remove.
12298 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12299 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12301 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12302 power4-load-ext, power4-store, power4-store-update,
12303 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12304 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12305 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12306 power4-sqrt, power4-isync): Modify reservation to make correct
12307 unit distribution to automata.
12309 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12310 power5-store-update, power5-two, power5-three, power5-lmul,
12311 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12313 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12315 * except.c (pass_set_nothrow_function_flags): Set name and add
12317 (set_nothrow_function_flags): Mention in the dump file when
12318 changing a function to nothrow.
12320 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12323 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12324 instead of unsigned long.
12326 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12328 * config/arm/arm.c (return_used_this_function): Remove.
12329 (arm_output_function_prologue): Remove use of
12330 return_used_this_function.
12331 (output_return_instruction): Replace use of
12332 return_used_this_function
12333 by cfun->machine->return_used_this_function.
12334 (arm_output_epilogue): Likewise.
12335 (arm_output_function_epilogue): Likewise.
12336 (thumb_unexpanded_epilogue): Likewise.
12337 * config/arm/arm.h (struct machine_function):
12338 New member return_used_this_function.
12340 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12342 * doc/install.texi: Correct description of default directory for
12343 --with-gxx-include-dir.
12345 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12347 * fold-const.c (build_range_check): Properly deal with enumeral and
12348 boolean base types.
12350 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12352 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12353 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12354 * params.h (MAX_GCSE_PASSES): Remove.
12355 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12356 in sequence. Remove ability to run multiple passes.
12357 (bypass_jumps): Report run as third CPROP pass.
12359 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12361 PR middle-end/39651
12362 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12363 when deciding whether the whole SEQUENCE can throw.
12365 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12368 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12369 offseted label references.
12371 2009-04-11 Jan Hubicka <jh@suse.cz>
12373 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12375 2009-04-11 Richard Guenther <rguenther@suse.de>
12377 PR middle-end/39732
12378 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12379 return variables as TREE_ADDRESSABLE.
12381 2009-04-11 Richard Guenther <rguenther@suse.de>
12383 PR tree-optimization/39713
12384 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12385 reference trees have SSA_NAME operands.
12387 2009-04-11 Richard Guenther <rguenther@suse.de>
12390 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12391 address expressions.
12393 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12395 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12396 match changes in Cygwin 1.7
12397 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12398 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12400 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12402 PR tree-optimization/39701
12403 * doc/invoke.texi (Optimization Options): Document change in
12404 meaning and initialization of -fdelete-null-pointer-checks.
12406 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12408 PR middle-end/39701
12409 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12411 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12414 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12416 2009-04-10 Chao-ying Fu <fu@mips.com>
12418 * doc/tm.texi (Instruction Output): Document
12419 TARGET_ASM_FINAL_POSTSCAN_INSN.
12420 * target.h (final_postscan_insn): New field in asm_out.
12421 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12422 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12423 * final.c (final_scan_insn): Call
12424 targetm.asm_out.final_postscan_insn after outputting
12425 an asm macro and a normal instruction.
12427 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12428 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12429 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12430 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12431 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12433 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12435 PR middle-end/39701
12436 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12437 variables as non-NULL even with -fdelete-null-pointer-checks.
12439 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12441 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12443 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12446 * config/i386/i386.c (classify_argument): Handle SCmode with
12447 (bit_offset % 64) != 0.
12449 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12451 * doc/invoke.texi (Optimize Options): Add cross-reference to
12452 -Q --help=optimizers examples.
12454 2009-04-10 Ben Elliston <bje@au.ibm.com>
12457 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12458 regalign for the reg == fpr and TDmode case.
12460 2009-04-09 David Ayers <ayers@fsfe.org>
12463 * objc/objc-act.c (warn_with_method): Remove helper function.
12464 (check_duplicates): Call warning and inform directly.
12465 (really_start_method): Likewise.
12467 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12469 * expmed.c (expand_divmod): Always use a comparison for a division
12470 by a large unsigned integer.
12472 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12473 for things others than variables or functions as nonzero.
12475 2009-04-09 Nick Clifton <nickc@redhat.com>
12477 * unwind-compat.c: Change copyright header to refer to version
12478 3 of the GNU General Public License with version 3.1 of the
12479 GCC Runtime Library Exception and to point readers at the
12480 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12481 * config/alpha/crtfastmath.c: Likewise.
12482 * config/alpha/linux-unwind.h: Likewise.
12483 * config/alpha/qrnnd.asm: Likewise.
12484 * config/alpha/vms-crt0-64.c: Likewise.
12485 * config/alpha/vms-crt0.c: Likewise.
12486 * config/alpha/vms-dwarf2.asm: Likewise.
12487 * config/alpha/vms-dwarf2eh.asm: Likewise.
12488 * config/alpha/vms-psxcrt0-64.c: Likewise.
12489 * config/alpha/vms-psxcrt0.c: Likewise.
12490 * config/alpha/vms_tramp.asm: Likewise.
12491 * config/arc/initfini.c: Likewise.
12492 * config/arc/lib1funcs.asm: Likewise.
12493 * config/arm/bpabi-v6m.S: Likewise.
12494 * config/arm/bpabi.S: Likewise.
12495 * config/arm/bpabi.c: Likewise.
12496 * config/arm/crti.asm: Likewise.
12497 * config/arm/crtn.asm: Likewise.
12498 * config/arm/ieee754-df.S: Likewise.
12499 * config/arm/ieee754-sf.S: Likewise.
12500 * config/arm/lib1funcs.asm: Likewise.
12501 * config/arm/libunwind.S: Likewise.
12502 * config/arm/linux-atomic.c: Likewise.
12503 * config/arm/mmintrin.h: Likewise.
12504 * config/arm/pr-support.c: Likewise.
12505 * config/arm/unaligned-funcs.c: Likewise.
12506 * config/arm/unwind-arm.c: Likewise.
12507 * config/arm/unwind-arm.h: Likewise.
12508 * config/avr/libgcc.S: Likewise.
12509 * config/bfin/crti.s: Likewise.
12510 * config/bfin/crtlibid.s: Likewise.
12511 * config/bfin/crtn.s: Likewise.
12512 * config/bfin/lib1funcs.asm: Likewise.
12513 * config/bfin/linux-unwind.h: Likewise.
12514 * config/cris/arit.c: Likewise.
12515 * config/cris/cris_abi_symbol.c: Likewise.
12516 * config/darwin-64.c: Likewise.
12517 * config/darwin-crt2.c: Likewise.
12518 * config/darwin-crt3.c: Likewise.
12519 * config/darwin.h: Likewise.
12520 * config/dbxelf.h: Likewise.
12521 * config/dfp-bit.c: Likewise.
12522 * config/dfp-bit.h: Likewise.
12523 * config/elfos.h: Likewise.
12524 * config/fixed-bit.c: Likewise.
12525 * config/fixed-bit.h: Likewise.
12526 * config/fp-bit.c: Likewise.
12527 * config/fp-bit.h: Likewise.
12528 * config/fr30/crti.asm: Likewise.
12529 * config/fr30/crtn.asm: Likewise.
12530 * config/fr30/lib1funcs.asm: Likewise.
12531 * config/freebsd-spec.h: Likewise.
12532 * config/frv/cmovd.c: Likewise.
12533 * config/frv/cmovh.c: Likewise.
12534 * config/frv/cmovw.c: Likewise.
12535 * config/frv/frvbegin.c: Likewise.
12536 * config/frv/frvend.c: Likewise.
12537 * config/frv/lib1funcs.asm: Likewise.
12538 * config/glibc-stdint.h: Likewise.
12539 * config/h8300/clzhi2.c: Likewise.
12540 * config/h8300/crti.asm: Likewise.
12541 * config/h8300/crtn.asm: Likewise.
12542 * config/h8300/ctzhi2.c: Likewise.
12543 * config/h8300/fixunssfsi.c: Likewise.
12544 * config/h8300/lib1funcs.asm: Likewise.
12545 * config/h8300/parityhi2.c: Likewise.
12546 * config/h8300/popcounthi2.c: Likewise.
12547 * config/i386/ammintrin.h: Likewise.
12548 * config/i386/att.h: Likewise.
12549 * config/i386/avxintrin.h: Likewise.
12550 * config/i386/biarch64.h: Likewise.
12551 * config/i386/bmmintrin.h: Likewise.
12552 * config/i386/cpuid.h: Likewise.
12553 * config/i386/cross-stdarg.h: Likewise.
12554 * config/i386/crtfastmath.c: Likewise.
12555 * config/i386/crtprec.c: Likewise.
12556 * config/i386/cygming-crtbegin.c: Likewise.
12557 * config/i386/cygming-crtend.c: Likewise.
12558 * config/i386/cygwin.asm: Likewise.
12559 * config/i386/emmintrin.h: Likewise.
12560 * config/i386/gmm_malloc.h: Likewise.
12561 * config/i386/gthr-win32.c: Likewise.
12562 * config/i386/i386.h: Likewise.
12563 * config/i386/immintrin.h: Likewise.
12564 * config/i386/linux-unwind.h: Likewise.
12565 * config/i386/linux64.h: Likewise.
12566 * config/i386/mm3dnow.h: Likewise.
12567 * config/i386/mmintrin-common.h: Likewise.
12568 * config/i386/mmintrin.h: Likewise.
12569 * config/i386/nmmintrin.h: Likewise.
12570 * config/i386/pmm_malloc.h: Likewise.
12571 * config/i386/pmmintrin.h: Likewise.
12572 * config/i386/smmintrin.h: Likewise.
12573 * config/i386/sol2-c1.asm: Likewise.
12574 * config/i386/sol2-ci.asm: Likewise.
12575 * config/i386/sol2-cn.asm: Likewise.
12576 * config/i386/sol2-gc1.asm: Likewise.
12577 * config/i386/tmmintrin.h: Likewise.
12578 * config/i386/unix.h: Likewise.
12579 * config/i386/w32-unwind.h: Likewise.
12580 * config/i386/wmmintrin.h: Likewise.
12581 * config/i386/x86-64.h: Likewise.
12582 * config/i386/x86intrin.h: Likewise.
12583 * config/i386/xmmintrin.h: Likewise.
12584 * config/ia64/crtbegin.asm: Likewise.
12585 * config/ia64/crtend.asm: Likewise.
12586 * config/ia64/crtfastmath.c: Likewise.
12587 * config/ia64/crti.asm: Likewise.
12588 * config/ia64/crtn.asm: Likewise.
12589 * config/ia64/fde-glibc.c: Likewise.
12590 * config/ia64/lib1funcs.asm: Likewise.
12591 * config/ia64/linux-unwind.h: Likewise.
12592 * config/ia64/quadlib.c: Likewise.
12593 * config/ia64/unwind-ia64.c: Likewise.
12594 * config/linux.h: Likewise.
12595 * config/m32c/m32c-lib1.S: Likewise.
12596 * config/m32c/m32c-lib2-trapv.c: Likewise.
12597 * config/m32c/m32c-lib2.c: Likewise.
12598 * config/m32r/initfini.c: Likewise.
12599 * config/m68hc11/larith.asm: Likewise.
12600 * config/m68hc11/m68hc11-crt0.S: Likewise.
12601 * config/m68k/cf.md: Likewise.
12602 * config/m68k/crti.s: Likewise.
12603 * config/m68k/crtn.s: Likewise.
12604 * config/m68k/lb1sf68.asm: Likewise.
12605 * config/m68k/linux-unwind.h: Likewise.
12606 * config/mcore/crti.asm: Likewise.
12607 * config/mcore/crtn.asm: Likewise.
12608 * config/mcore/lib1.asm: Likewise.
12609 * config/mips/linux-unwind.h: Likewise.
12610 * config/mips/loongson.h: Likewise.
12611 * config/mips/mips16.S: Likewise.
12612 * config/mmix/crti.asm: Likewise.
12613 * config/mmix/crtn.asm: Likewise.
12614 * config/pa/fptr.c: Likewise.
12615 * config/pa/hpux-unwind.h: Likewise.
12616 * config/pa/lib2funcs.asm: Likewise.
12617 * config/pa/linux-atomic.c: Likewise.
12618 * config/pa/linux-unwind.h: Likewise.
12619 * config/pa/milli64.S: Likewise.
12620 * config/pa/quadlib.c: Likewise.
12621 * config/pa/stublib.c: Likewise.
12622 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12623 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12624 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12625 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12626 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12627 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12628 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12629 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12630 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12631 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12632 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12633 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12634 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12635 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12636 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12637 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12638 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12639 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12640 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12641 * config/rs6000/750cl.h: Likewise.
12642 * config/rs6000/altivec.h: Likewise.
12643 * config/rs6000/biarch64.h: Likewise.
12644 * config/rs6000/crtresfpr.asm: Likewise.
12645 * config/rs6000/crtresgpr.asm: Likewise.
12646 * config/rs6000/crtresxfpr.asm: Likewise.
12647 * config/rs6000/crtresxgpr.asm: Likewise.
12648 * config/rs6000/crtsavfpr.asm: Likewise.
12649 * config/rs6000/crtsavgpr.asm: Likewise.
12650 * config/rs6000/darwin-asm.h: Likewise.
12651 * config/rs6000/darwin-fallback.c: Likewise.
12652 * config/rs6000/darwin-fpsave.asm: Likewise.
12653 * config/rs6000/darwin-ldouble.c: Likewise.
12654 * config/rs6000/darwin-tramp.asm: Likewise.
12655 * config/rs6000/darwin-unwind.h: Likewise.
12656 * config/rs6000/darwin-vecsave.asm: Likewise.
12657 * config/rs6000/darwin-world.asm: Likewise.
12658 * config/rs6000/e500crtres32gpr.asm: Likewise.
12659 * config/rs6000/e500crtres64gpr.asm: Likewise.
12660 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12661 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12662 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12663 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12664 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12665 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12666 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12667 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12668 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12669 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12670 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12671 * config/rs6000/eabi-ci.asm: Likewise.
12672 * config/rs6000/eabi-cn.asm: Likewise.
12673 * config/rs6000/eabi.asm: Likewise.
12674 * config/rs6000/linux-unwind.h: Likewise.
12675 * config/rs6000/linux64.h: Likewise.
12676 * config/rs6000/paired.h: Likewise.
12677 * config/rs6000/paired.md: Likewise.
12678 * config/rs6000/ppc64-fp.c: Likewise.
12679 * config/rs6000/ppu_intrinsics.h: Likewise.
12680 * config/rs6000/rs6000.h: Likewise.
12681 * config/rs6000/si2vmx.h: Likewise.
12682 * config/rs6000/sol-ci.asm: Likewise.
12683 * config/rs6000/sol-cn.asm: Likewise.
12684 * config/rs6000/spe.h: Likewise.
12685 * config/rs6000/spu2vmx.h: Likewise.
12686 * config/rs6000/sysv4.h: Likewise.
12687 * config/rs6000/tramp.asm: Likewise.
12688 * config/rs6000/vec_types.h: Likewise.
12689 * config/s390/linux-unwind.h: Likewise.
12690 * config/s390/tpf-unwind.h: Likewise.
12691 * config/score/crti.asm: Likewise.
12692 * config/score/crtn.asm: Likewise.
12693 * config/sh/crt1.asm: Likewise.
12694 * config/sh/crti.asm: Likewise.
12695 * config/sh/crtn.asm: Likewise.
12696 * config/sh/divtab-sh4-300.c: Likewise.
12697 * config/sh/divtab-sh4.c: Likewise.
12698 * config/sh/divtab.c: Likewise.
12699 * config/sh/lib1funcs-4-300.asm: Likewise.
12700 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12701 * config/sh/lib1funcs.asm: Likewise.
12702 * config/sh/lib1funcs.h: Likewise.
12703 * config/sh/linux-atomic.asm: Likewise.
12704 * config/sh/linux-unwind.h: Likewise.
12705 * config/sh/shmedia.h: Likewise.
12706 * config/sh/sshmedia.h: Likewise.
12707 * config/sh/ushmedia.h: Likewise.
12708 * config/sparc/crtfastmath.c: Likewise.
12709 * config/sparc/linux-unwind.h: Likewise.
12710 * config/sparc/sol2-c1.asm: Likewise.
12711 * config/sparc/sol2-ci.asm: Likewise.
12712 * config/sparc/sol2-cn.asm: Likewise.
12713 * config/spu/divmodti4.c: Likewise.
12714 * config/spu/divv2df3.c: Likewise.
12715 * config/spu/float_disf.c: Likewise.
12716 * config/spu/float_unsdidf.c: Likewise.
12717 * config/spu/float_unsdisf.c: Likewise.
12718 * config/spu/float_unssidf.c: Likewise.
12719 * config/spu/mfc_multi_tag_release.c: Likewise.
12720 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12721 * config/spu/mfc_tag_release.c: Likewise.
12722 * config/spu/mfc_tag_reserve.c: Likewise.
12723 * config/spu/mfc_tag_table.c: Likewise.
12724 * config/spu/multi3.c: Likewise.
12725 * config/spu/spu_internals.h: Likewise.
12726 * config/spu/spu_intrinsics.h: Likewise.
12727 * config/spu/spu_mfcio.h: Likewise.
12728 * config/spu/vec_types.h: Likewise.
12729 * config/spu/vmx2spu.h: Likewise.
12730 * config/stormy16/stormy16-lib2.c: Likewise.
12731 * config/svr4.h: Likewise.
12732 * config/sync.c: Likewise.
12733 * config/v850/lib1funcs.asm: Likewise.
12734 * config/vxlib-tls.c: Likewise.
12735 * config/vxlib.c: Likewise.
12736 * config/vxworks-dummy.h: Likewise.
12737 * config/xtensa/crti.asm: Likewise.
12738 * config/xtensa/crtn.asm: Likewise.
12739 * config/xtensa/ieee754-df.S: Likewise.
12740 * config/xtensa/ieee754-sf.S: Likewise.
12741 * config/xtensa/lib1funcs.asm: Likewise.
12742 * config/xtensa/lib2funcs.S: Likewise.
12743 * config/xtensa/linux-unwind.h: Likewise.
12744 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12745 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12746 * coretypes.h: Likewise.
12747 * crtstuff.c: Likewise.
12748 * defaults.h: Likewise.
12749 * dwarf2.h: Likewise.
12750 * emutls.c: Likewise.
12751 * gbl-ctors.h: Likewise.
12752 * gcov-io.h: Likewise.
12753 * ginclude/float.h: Likewise.
12754 * ginclude/iso646.h: Likewise.
12755 * ginclude/stdarg.h: Likewise.
12756 * ginclude/stdbool.h: Likewise.
12757 * ginclude/stddef.h: Likewise.
12758 * ginclude/stdfix.h: Likewise.
12759 * ginclude/stdint-gcc.h: Likewise.
12760 * ginclude/tgmath.h: Likewise.
12761 * gthr-aix.h: Likewise.
12762 * gthr-dce.h: Likewise.
12763 * gthr-gnat.c: Likewise.
12764 * gthr-gnat.h: Likewise.
12765 * gthr-lynx.h: Likewise.
12766 * gthr-mipssde.h: Likewise.
12767 * gthr-nks.h: Likewise.
12768 * gthr-posix.c: Likewise.
12769 * gthr-posix.h: Likewise.
12770 * gthr-posix95.h: Likewise.
12771 * gthr-rtems.h: Likewise.
12772 * gthr-single.h: Likewise.
12773 * gthr-solaris.h: Likewise.
12774 * gthr-tpf.h: Likewise.
12775 * gthr-vxworks.h: Likewise.
12776 * gthr-win32.h: Likewise.
12777 * gthr.h: Likewise.
12778 * libgcc2.c: Likewise.
12779 * libgcc2.h: Likewise.
12780 * libgcov.c: Likewise.
12781 * tsystem.h: Likewise.
12782 * typeclass.h: Likewise.
12783 * unwind-c.c: Likewise.
12784 * unwind-compat.h: Likewise.
12785 * unwind-dw2-fde-compat.c: Likewise.
12786 * unwind-dw2-fde-darwin.c: Likewise.
12787 * unwind-dw2-fde-glibc.c: Likewise.
12788 * unwind-dw2-fde.c: Likewise.
12789 * unwind-dw2-fde.h: Likewise.
12790 * unwind-dw2.c: Likewise.
12791 * unwind-dw2.h: Likewise.
12792 * unwind-generic.h: Likewise.
12793 * unwind-pe.h: Likewise.
12794 * unwind-sjlj.c: Likewise.
12795 * unwind.inc: Likewise.
12796 * config/arm/neon-gen.ml: Change generated copyright header to
12797 refer to version 3 of the GNU General Public License with
12798 version 3.1 of the GCC Runtime Library Exception and to point
12799 readers at the COPYING3 and COPYING3.RUNTIME files and the
12800 FSF's license web page.
12801 * config/arm/arm_neon.h: Regenerate.
12803 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12805 * config/cris/cris.md: Change copyright header to refer to version
12806 3 of the GNU General Public License.
12807 * doc/install.texi2html: Change copyright header to refer to version
12808 3 of the GNU General Public License and to point readers at the
12809 COPYING3 file and the FSF's license web page.
12810 * config/vax/linux.h: Likewise.
12812 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12814 * config/i386/i386.md (cmpcc): New.
12815 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12816 (sync_compare_and_swap_cc*): Delete.
12818 * config/s390/s390.c (s390_compare_emitted): Remove.
12819 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12820 s390_compare_emitted used to be handled. Assert that modes match.
12821 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12822 refer to sync_compare_and_swap_ccsi.
12823 * config/s390/s390.h (s390_compare_emitted): Remove.
12824 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12825 instead of s390_compare_emitted.
12826 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12827 instead of s390_compare_emitted.
12828 * config/s390/s390.md (cmpcc): New.
12829 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12830 CC_REGNUM, do not pretend it's set.
12831 (sync_compare_and_swap_cc*): Delete.
12832 * config/s390/predicates.md (cc_reg_operand): New.
12834 * expr.c (sync_compare_and_swap_cc): Delete.
12835 * optabs.h (sync_compare_and_swap_cc): Delete.
12836 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12837 is being used with can_compare_p.
12838 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12839 (find_cc_set): New.
12840 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12841 look for a MODE_CC set instead. Use emit_store_flag.
12842 (expand_compare_and_swap_loop): Likewise, with some additional
12843 complication to avoid a force_reg when useless. Use
12844 emit_cmp_and_jump_insns.
12845 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12846 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12847 sync_compare_and_swap documentation.
12849 2009-04-09 Jan Hubicka <jh@suse.cz>
12851 * except.c (find_prev_try): Break out from ....
12852 (duplicate_eh_regions): ... here; properly update prev_try pointers
12853 when duplication part of tree.
12854 (dump_eh_tree): Improve dumping.
12855 (verify_eh_region): New.
12856 (verify_eh_tree): Use it.
12858 2009-04-06 Richard Guenther <rguenther@suse.de>
12860 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12861 &ARRAY addresses by adjusting their types and prepending
12863 * tree-cfg.c (verify_gimple_assign_single): Verify that
12864 addresses are correct.
12866 2009-04-09 Richard Guenther <rguenther@suse.de>
12868 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12869 indices into an array reference if possible.
12870 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12871 Fold POINTER_PLUS_EXPR statements with invariant address.
12873 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12876 * config.gcc (powerpc64-*-linux*): Always build biarch.
12878 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12881 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12882 it and pedwarn if this results in an INTEGER_CST.
12884 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12886 * doc/install.texi: Update minimum GMP version. Remove obsolete
12887 text in MPFR section.
12889 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12891 * dwarf2out.c (class_scope_p): New static inline.
12892 (class_or_namespace_scope_p): Use it.
12893 (gen_variable_die): Use DW_TAG_member tag for static data member
12894 declarations instead of DW_TAG_variable.
12896 PR middle-end/39573
12897 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12900 2009-04-08 Richard Guenther <rguenther@suse.de>
12902 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12903 valueize random data.
12905 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12907 * config.gcc (aix tm_file): Add aix-stdint.h.
12908 (aix tm clause use_gcc_stdint): Set to wrap.
12909 * config/rs6000/aix-stdint.h: New file.
12911 2009-04-08 Richard Guenther <rguenther@suse.de>
12913 PR middle-end/36291
12914 * tree-dfa.c (add_referenced_var): Do not recurse into
12915 global initializers.
12916 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12918 (fold_const_aggregate_ref): Likewise.
12920 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12922 * recog.c (ordered_comparison_operator): New.
12923 * gensupport.c (std_preds): Add it.
12924 * doc/md.texi (Machine-Independent Predicates): Document it.
12926 2009-04-08 Jan Hubicka <jh@suse.cz>
12928 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12929 * function.h (rtl_eh): Remove exception_handler_label_map.
12930 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12931 remove_exception_handler_label, for_each_eh_label_1): Remove.
12932 (rtl_remove_unreachable_regions): Remove.
12933 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12934 (find_exception_handler_labels): Don't build the hashtable.
12935 (maybe_remove_eh_handler): Remove.
12936 (for_each_eh_label): Rewrite to walk the tree.
12937 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12938 * except.h (maybe_remove_eh_handler): Remove.
12939 * passes.c (init_optimization_passes): Schedule second EH cleanup
12941 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12942 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12944 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12946 * genoutput.c (validate_optab_operands): New.
12947 (gen_insn, gen_expand): Call it.
12949 * genflags.c (gen_insn): Detect misused iterators.
12950 (main): Pass line_no to gen_insn, exit with status 1 on error.
12952 * genextract.c (line_no): Make global.
12953 (VEC_safe_set_locstr): Change assertion to error message.
12954 (main): Exit with status 1 on error.
12956 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12960 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12961 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12962 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12963 * c-convert.c (convert): Do not call fold on results of conversion
12964 functions when the result is a C_MAYBE_CONST_EXPR.
12965 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12966 of __builtin_choose_expr.
12967 * c-typeck.c (remove_c_maybe_const_expr): New.
12968 (build_unary_op, build_conditional_expr, build_compound_expr,
12969 build_binary_op, c_objc_common_truthvalue_conversion): Call
12970 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12973 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12975 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12976 CODE to produce a new one. Add a prototype to use fold_convert_const
12978 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12981 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12982 mix declarations and code.
12984 2009-04-08 Ben Elliston <bje@au.ibm.com>
12986 * gcc.c: Replace `CC' with `GCC' throughout.
12988 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12990 * doc/invoke.texi: Document Atom support.
12992 2009-04-07 Jason Merrill <jason@redhat.com>
12995 * c-common.h, c-common.c: Add flag_pretty_templates.
12996 * c-opts.c (c_common_handle_option): Set it.
12997 * c.opt: Add -fno-pretty-templates.
12998 * doc/invoke.texi (C++ Dialect Options): Likewise.
13000 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13002 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13003 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13004 (ia64_expand_builtin): Likewise.
13006 2009-04-07 Martin Jambor <mjambor@suse.cz>
13008 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13009 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13010 ADDR_EXPRS are include too.
13012 2009-04-07 Richard Guenther <rguenther@suse.de>
13014 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13015 decls are only used if passes as parameters or if they are
13016 local statics and the call is not to a builtin.
13017 (call_may_clobber_ref_p_1): Likewise.
13019 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13021 * expr.c (do_store_flag): Remove last argument. Simplify code
13022 to avoid duplication of tests already done by can_compare_p.
13023 (expand_expr_real_1): Adjust caller.
13025 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13027 * optabs.c (can_compare_p): Test the predicate of a
13028 cbranch and cstore pattern.
13030 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13032 * expr.c (convert_move): Use emit_store_flag instead of
13035 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13037 * config/i386/i386.c (ix86_compare_emitted): Remove.
13038 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13039 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13040 * config/i386/i386.h (ix86_compare_emitted): Remove.
13041 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13042 instead of ix86_compare_emitted.
13043 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13045 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13047 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13048 Add t-sysroot-suffix to tmake_file.
13049 * config/print-sysroot-suffix.sh: New file.
13050 * config/t-sysroot-suffix: New file.
13052 2009-04-07 Ben Elliston <bje@au.ibm.com>
13054 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13055 as the latter produces a warning when the target does not support
13058 2009-04-07 Ben Elliston <bje@au.ibm.com>
13060 * dfp.c: Replace type punning assignments with memcpy throughout.
13061 * Makefile.in (dfp.o-warn): Remove.
13063 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13066 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13067 Include soft-fp/t-softfp after rs6000/t-linux64.
13069 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13071 * stor-layout.c (set_sizetype): Use the full precision of their
13072 machine mode for bitsize types.
13074 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13076 * config/i386/i386.md: Revert 2 accidental checkins.
13078 2009-04-06 Joey Ye <joey.ye@intel.com>
13079 Xuepeng Guo <xuepeng.guo@intel.com>
13080 H.J. Lu <hongjiu.lu@intel.com>
13082 Atom pipeline model, tuning and insn selection.
13083 * config.gcc (atom): Add atom config options and target.
13085 * config/i386/atom.md: New.
13087 * config/i386/i386.c (atom_cost): New cost.
13088 (m_ATOM): New macro flag.
13089 (initial_ix86_tune_features): Set m_ATOM.
13090 (x86_accumulate_outgoing_args): Likewise.
13091 (x86_arch_always_fancy_math_387): Likewise.
13092 (processor_target): Add Atom cost.
13093 (cpu_names): Add Atom cpu name.
13094 (override_options): Set Atom ISA.
13095 (ix86_issue_rate): New case PROCESSOR_ATOM.
13096 (ix86_adjust_cost): Likewise.
13098 * config/i386/i386.h (TARGET_ATOM): New target macro.
13099 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13100 (TARGET_OPT_AGU): New target option.
13101 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13102 (processor_type): Add PROCESSOR_ATOM.
13104 * config/i386/i386.md (cpu): Add new value "atom".
13105 (use_carry, movu): New attr.
13106 (atom.md): Include atom.md.
13107 (adddi3_carry_rex64): Set attr "use_carry".
13108 (addqi3_carry): Likewise.
13109 (addhi3_carry): Likewise.
13110 (addsi3_carry): Likewise.
13111 (*addsi3_carry_zext): Likewise.
13112 (subdi3_carry_rex64): Likewise.
13113 (subqi3_carry): Likewise.
13114 (subhi3_carry): Likewise.
13115 (subsi3_carry): Likewise.
13116 (x86_movdicc_0_m1_rex64): Likewise.
13117 (*x86_movdicc_0_m1_se): Likewise.
13118 (x86_movsicc_0_m1): Likewise.
13119 (*x86_movsicc_0_m1_se): Likewise.
13120 (*adddi_1_rex64): Emit add insn as much as possible.
13121 (*addsi_1): Likewise.
13122 (return_internal): Set atom_unit.
13123 (return_internal_long): Likewise.
13124 (return_pop_internal): Likewise.
13125 (*rcpsf2_sse): Set atom_sse_attr attr.
13126 (*qrt<mode>2_sse): Likewise.
13127 (*prefetch_sse): Likewise.
13129 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13131 (ix86_target_macros_internal): Likewise.
13133 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13134 (*prefetch_sse_rex): Likewise.
13135 (sse_rcpv4sf2): Likewise.
13136 (sse_vmrcpv4sf2): Likewise.
13137 (sse_sqrtv4sf2): Likewise.
13138 (<sse>_vmsqrt<mode>2): Likewise.
13139 (sse_ldmxcsr): Likewise.
13140 (sse_stmxcsr): Likewise.
13141 (*sse_sfence): Likewise.
13142 (sse2_clflush): Likewise.
13143 (*sse2_mfence): Likewise.
13144 (*sse2_lfence): Likewise.
13145 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13146 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13147 (avx_movdqu<avxmodesuffix>): Likewise.
13148 (avx_lddqu<avxmodesuffix>): Likewise.
13149 (sse2_movntv2di): Change attr "type" to "ssemov".
13150 (sse2_movntsi): Likewise.
13151 (rsqrtv8sf2): Change attr "type" to "sseadd".
13152 (sse3_addsubv2df3): Set attr "atom_unit".
13153 (sse3_h<plusminus_insn>v4sf3): Likewise.
13154 (*sse2_pmaddwd): Likewise.
13155 (*vec_extractv2di_1_rex64): Likewise.
13156 (*vec_extractv2di_1_avx): Likewise.
13157 (sse2_psadbw): Likewise.
13158 (ssse3_phaddwv8hi3): Likewise.
13159 (ssse3_phaddwv4hi3): Likewise.
13160 (ssse3_phadddv4si3): Likewise.
13161 (ssse3_phadddv2si3): Likewise.
13162 (ssse3_phaddswv8hi3): Likewise.
13163 (ssse3_phaddswv4hi3): Likewise.
13164 (ssse3_phsubwv8hi3): Likewise.
13165 (ssse3_phsubwv4hi3): Likewise.
13166 (ssse3_phsubdv4si3): Likewise.
13167 (ssse3_phsubdv2si3): Likewise.
13168 (ssse3_phsubswv8hi3): Likewise.
13169 (ssse3_phsubswv4hi3): Likewise.
13170 (ssse3_pmaddubsw128): Likewise.
13171 (sse3_pmaddubsw: Likewise.
13172 (ssse3_palignrti): Likewise.
13173 (ssse3_palignrdi): Likewise.
13175 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13177 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13179 2009-04-06 Richard Guenther <rguenther@suse.de>
13181 PR tree-optimization/28868
13182 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13183 of which PHI results we inserted.
13184 (insert_into_preds_of_block): Record inserted PHIs.
13185 (eliminate): Eliminate redundant PHI nodes.
13186 (init_pre): Init inserted_phi_names.
13188 2009-04-06 Richard Guenther <rguenther@suse.de>
13190 PR tree-optimization/39643
13191 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13192 IMAGPART_EXPRs of complex constants.
13193 (execute_fold_all_builtins): If we folded a call queue
13194 TODO_update_address_taken.
13196 2009-04-06 Jan Hubicka <jh@suse.cz>
13198 PR middle-end/39659
13199 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13202 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13204 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13206 (ic_invalidate_array): Likewise.
13208 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13210 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13211 alignment for library calls.
13213 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13215 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13216 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13217 * config/i386/mingw-stdint.h: New file.
13219 2009-04-05 Richard Guenther <rguenther@suse.de>
13221 PR tree-optimization/39648
13222 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13223 our &A vs. &A[0] IL deficiencies.
13225 2009-04-04 Jan Hubicka <jh@suse.cz>
13227 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13228 removed toplevel regions.
13229 (sjlj_mark_call_sites): Likewise.
13231 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13233 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13234 (cygwin tm clause use_gcc_stdint): Set to wrap.
13235 * config/i386/cygwin-stdint.h: New file.
13237 2009-04-04 Richard Guenther <rguenther@suse.de>
13239 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13240 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13241 single-argument PHIs if we are in loop-closed SSA form.
13242 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13243 for the pre-condition.
13244 (slpeel_tree_peel_loop_to_edge): Likewise.
13245 (vect_build_loop_niters): Take an optional sequence to append stmts.
13246 (vect_generate_tmps_on_preheader): Likewise.
13247 (vect_do_peeling_for_loop_bound): Take extra guards for the
13249 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13250 the cost model check.
13251 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13252 guards if we are going to peel. Do not apply versioning in that case.
13253 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13254 (vect_do_peeling_for_loop_bound): Likewise.
13255 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13256 loop bound only record extra pre-conditions, do not apply loop
13259 2009-04-04 Richard Guenther <rguenther@suse.de>
13261 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13264 2009-04-04 Jan Hubicka <jh@suse.cz>
13266 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13267 last_basic_block for size of bb->index indexed array.
13268 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13269 compute_out, link_btr_uses, build_btr_def_use_webs,
13270 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13272 2009-04-04 Jan Hubicka <jh@suse.cz>
13274 * except.c (remove_eh_handler_and_replace): Break out from ...
13275 (remove_eh_handler): ... here.
13276 (bring_to_root): New function.
13277 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13278 handled ones, bring others to root of tree.
13280 2009-04-04 Jan Hubicka <jh@suse.cz>
13282 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13283 (all_phis_safe_to_merge): New function.
13284 (update_info): New structure.
13285 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13286 (cleanup_empty_eh): Update SSA if possible.
13288 2009-04-04 Richard Guenther <rguenther@suse.de>
13290 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13291 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13292 (append_vuse): Likewise.
13294 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13296 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13297 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13298 instead of REG_UNSAVED for DW_CFA_undefined.
13299 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13300 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13303 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13306 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13307 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13308 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13310 2009-04-04 Richard Guenther <rguenther@suse.de>
13312 PR tree-optimization/8781
13313 PR tree-optimization/37892
13314 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13315 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13316 (valueize_refs): Call it for *& valueizations.
13317 (shared_reference_ops_from_ref): Rename to ...
13318 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13319 (shared_reference_ops_from_call): Rename to ...
13320 (valueize_shared_reference_ops_from_call): ... this and valueize.
13321 (vn_reference_lookup): Update.
13322 (visit_reference_op_call): Likewise.
13323 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13324 (eliminate): Value-replace the call address in call statements.
13326 2009-04-04 Richard Guenther <rguenther@suse.de>
13328 PR tree-optimization/39636
13329 * tree-ssa-forwprop.c
13330 (forward_propagate_addr_into_variable_array_index): Check for
13331 GIMPLE_ASSIGN before accessing the rhs code.
13333 2009-04-03 Jason Merrill <jason@redhat.com>
13335 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13337 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13339 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13340 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13341 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13342 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13343 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13344 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13345 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13346 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13347 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13348 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13349 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13350 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13351 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13352 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13353 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13354 Use fr_reg_or_fp01_operand instead of fr_register_operand
13356 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13357 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13358 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13360 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13362 PR rtl-optimization/39607
13363 PR rtl-optimization/39631
13367 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13368 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13369 instead of DF_LR_OUT.
13370 * ira-lives.c (process_bb_node_lives): Ditto.
13371 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13372 instead of DF_LR_{OUT,IN}.
13373 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13374 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13376 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13378 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13379 (execute_lower_omp): Always run but take the short way out if -fopenmp
13381 (gate_lower_omp): Remove, forcing the pass manager to always run the
13382 pass and always set PROP_gimple_lomp.
13383 (pass_lower_omp): Remove gate function.
13384 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13385 PROP_trees. Instead, require it.
13386 * ipa-cp.c (pass_ipa_cp): Likewise.
13387 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13388 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13389 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13390 and PROP_gimple_leh.
13392 2009-04-03 Richard Guenther <rguenther@suse.de>
13394 PR middle-end/13146
13395 PR tree-optimization/23940
13396 PR tree-optimization/33237
13397 PR middle-end/33974
13398 PR middle-end/34093
13399 PR tree-optimization/36201
13400 PR tree-optimization/36230
13401 PR tree-optimization/38049
13402 PR tree-optimization/38207
13403 PR tree-optimization/38230
13404 PR tree-optimization/38301
13405 PR tree-optimization/38585
13406 PR middle-end/38895
13407 PR tree-optimization/38985
13408 PR tree-optimization/39299
13409 * tree-ssa-structalias.h: Remove.
13410 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13411 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13412 (struct vuse_element_d): Remove.
13413 (struct vuse_vec_d): Likewise.
13414 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13415 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13416 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13417 VUSE_ELEMENT_VAR): Likewise.
13418 (struct voptype_d): Likewise.
13419 (NUM_VOP_FREE_BUCKETS): Likewise.
13420 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13421 (struct stmt_operands_d): Remove.
13422 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13423 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13424 VDEF_NUM, VDEF_VECT): Likewise.
13425 (copy_virtual_operands): Remove.
13426 (operand_build_cmp): Likewise.
13427 (create_ssa_artificial_load_stmt): Likewise.
13428 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13429 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13430 vuse_index and mayuse_index members. Pack and move done and iter_type
13431 members to the front.
13432 (SSA_OP_VMAYUSE): Remove.
13433 (SSA_OP_VIRTUAL_USES): Adjust.
13434 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13435 (unlink_stmt_vdef): Declare.
13436 (add_to_addressable_set): Remove.
13437 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13438 (vrp_visit_stmt): Likewise.
13439 * doc/tree-ssa.texi (Alias analysis): Update.
13440 * doc/invoke.texi (max-aliased-vops): Remove docs.
13441 (avg-aliased-vops): Likewise.
13442 * tree-into-ssa.c (syms_to_rename): Remove.
13443 (need_to_update_vops_p): Likewise.
13444 (need_to_initialize_update_ssa_p): Rename to ...
13445 (update_ssa_initialized_fn): ... this. Track function we are
13447 (symbol_marked_for_renaming): Simplify.
13448 (add_new_name_mapping): Do not set need_to_update_vops_p.
13449 (dump_currdefs): Use SYMS_TO_RENAME.
13450 (rewrite_update_stmt): Always walk all uses/defs.
13451 (dump_update_ssa): Adjust.
13452 (init_update_ssa): Take function argument. Track what we are
13454 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13455 (create_new_def_for): Initialize for cfun, assert we are initialized
13457 (mark_sym_for_renaming): Simplify.
13458 (mark_set_for_renaming): Do not initialize update-ssa.
13459 (need_ssa_update_p): Simplify. Take function argument.
13460 (name_mappings_registered_p): Assert we ask for the correct function.
13461 (name_registered_for_update_p): Likewise.
13462 (ssa_names_to_replace): Likewise.
13463 (release_ssa_name_after_update_ssa): Likewise.
13464 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13465 (dump_decl_set): Do not print a newline.
13466 (debug_decl_set): Do it here.
13467 (dump_update_ssa): And here.
13468 * tree-ssa-loop-im.c (move_computations): Adjust.
13469 (movement_possibility): Likewise.
13470 (determine_max_movement): Likewise.
13471 (gather_mem_refs_stmt): Likewise.
13472 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13473 or NAME_MEMORY_TAG.
13474 * tree-complex.c (update_all_vops): Remove.
13475 (expand_complex_move): Adjust.
13476 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13477 Simplify test for memory referencing statement. Exclude
13478 non-invariant ADDR_EXPRs.
13479 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13480 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13481 (rdg_flag_uses): Likewise.
13482 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13484 (tree_optimize_tail_calls_1): Also split the
13485 edge from the entry block if we have degenerate PHI nodes in
13486 the first basic block.
13487 * tree.c (init_ttree): Remove memory-tag related code.
13488 (tree_code_size): Likewise.
13489 (tree_node_structure): Likewise.
13490 (build7_stat): Re-write to be build6_stat.
13491 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13492 (SSA_VAR_P): Adjust.
13493 (struct tree_memory_tag): Remove.
13494 (struct tree_memory_partition_tag): Likewise.
13495 (union tree_node): Adjust.
13496 (build7): Re-write to be build6.
13497 * tree-pass.h (pass_reset_cc_flags): Remove.
13498 (TODO_update_address_taken): New flag.
13499 (pass_simple_dse): Remove.
13500 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13501 * params.h (MAX_ALIASED_VOPS): Remove.
13502 (AVG_ALIASED_VOPS): Likewise.
13503 * omp-low.c (expand_omp_taskreg): Update SSA form.
13504 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13505 aliases the lhs in a copy stmt.
13506 * tree-ssa-dse.c (struct address_walk_data): Remove.
13507 (memory_ssa_name_same): Likewise.
13508 (memory_address_same): Likewise.
13509 (get_kill_of_stmt_lhs): Likewise.
13510 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13511 unused stores. Look through PHI nodes into post-dominated regions.
13512 (dse_optimize_stmt): Simplify. Properly remove stores.
13513 (tree_ssa_dse): Compute dominators.
13514 (execute_simple_dse): Remove.
13515 (pass_simple_dse): Likewise.
13516 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13517 gimple_loaded_syms and gimple_stored_syms computation.
13518 * toplev.c (dump_memory_report): Dump alias and pta stats.
13519 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13520 (vn_reference_eq): Likewise.
13521 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13522 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13523 valueize_vuses): Remove.
13524 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13525 (get_def_ref_stmt_vuse): ... this.
13526 (vn_reference_lookup_2): New function.
13527 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13528 walking equivalent vuses. Simplify.
13529 (vn_reference_lookup): Likewise.
13530 (vn_reference_insert): Likewise.
13531 (vn_reference_insert_pieces): Likewise.
13532 (visit_reference_op_call): Simplify.
13533 (visit_reference_op_load): Likewise.
13534 (visit_reference_op_store): Likewise.
13535 (init_scc_vn): Remove shared_lookup_vuses initialization.
13536 (free_scc_vn): Remove shared_lookup_vuses freeing.
13537 (sort_vuses, sort_vuses_heap): Remove.
13538 (get_ref_from_reference_ops): Export.
13539 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13540 vector with single vuse pointer.
13541 (vn_reference_lookup_pieces, vn_reference_lookup,
13542 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13543 (shared_vuses_from_stmt): Remove.
13544 (get_ref_from_reference_ops): Declare.
13545 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13546 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13547 memory-tag related code.
13548 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13549 (likely_value): Add comment, skip static-chain of call statements.
13550 (surely_varying_stmt_p): Adjust.
13551 (gimplify_and_update_call_from_tree): Likewise.
13552 (execute_fold_all_builtins): Do not rebuild alias info.
13553 (gimplify_and_update_call_from_tree): Properly update VOPs.
13554 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13555 (copy_ref_info): Remove memory-tag related code.
13556 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13557 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13558 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13560 * tree-ssa-dom.c (gimple_p): Remove typedef.
13561 (eliminate_redundant_computations): Adjust.
13562 (record_equivalences_from_stmt): Likewise.
13563 (avail_expr_hash): Likewise.
13564 (avail_expr_eq): Likewise.
13565 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13566 (stmt_makes_single_load): Likewise.
13567 (stmt_makes_single_store): Likewise.
13568 * tree-ssa-alias.c: Rewrite completely.
13569 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13570 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13571 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13572 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13573 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13574 Remove public functions.
13575 (pass_reset_cc_flags): Remove.
13576 (pass_build_alias): Move ...
13577 * tree-ssa-structalias.c (pass_build_alias): ... here.
13578 * tree-ssa-alias.c (may_be_aliased): Move ...
13579 * tree-flow-inline.h (may_be_aliased): ... here.
13580 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13581 count_uses_and_derefs): Move ...
13582 * gimple.c: ... here.
13583 * gimple.h (count_uses_and_derefs): Declare.
13584 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13585 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13586 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13587 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13588 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13589 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13590 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13592 * tree-dfa.c (refs_may_alias_p): Move ...
13593 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13594 * tree-ssa-alias.h: New file.
13595 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13596 (statement_sink_location): Likewise.
13597 * opts.c (decode_options): Do not adjust max-aliased-vops or
13598 avg-aliased-vops values.
13599 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13600 (TV_CALL_CLOBBER): Likewise.
13601 (TV_FLOW_SENSITIVE): Likewise.
13602 (TV_FLOW_INSENSITIVE): Likewise.
13603 (TV_MEMORY_PARTITIONING): Likewise.
13604 (TV_ALIAS_STMT_WALK): New timevar.
13605 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13606 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13607 (get_address_description): Remove memory-tag related code.
13608 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13609 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13610 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13611 and immediate uses in statements. Document.
13612 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13613 (dump_symbols): Remove.
13614 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13615 * alias.c (get_deref_alias_set): New function split out from ...
13616 (get_alias_set): ... here.
13617 * alias.h (get_deref_alias_set): Declare.
13618 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13619 type parameter. Remove restrict pointer handling. Create a
13620 ref-all pointer in case type-based alias sets do not conflict.
13621 (vect_analyze_data_refs): Remove SMT related code.
13622 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13623 (vectorizable_load): Likewise.
13624 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13625 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13626 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13627 Ignore vops and SMTs.
13628 (dr_analyze_alias): Likewise..
13629 (free_data_ref): Likewise.
13630 (create_data_ref): Likewise.
13631 (analyze_all_data_dependences): Likewise.
13632 (get_references_in_stmt): Adjust.
13633 * tree-flow-inline.h (gimple_aliases_computed_p,
13634 gimple_addressable_vars, gimple_call_clobbered_vars,
13635 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13636 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13637 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13638 gimple_mem_ref_stats): Remove.
13639 (gimple_vop): New function.
13640 (op_iter_next_use): Remove vuses and mayuses cases.
13641 (op_iter_next_def): Remove vdefs case.
13642 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13643 (clear_and_done_ssa_iter): Do not set removed fields.
13644 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13645 Assert we are not iterating over vuses or vdefs if not also
13646 iterating over uses or defs.
13647 (op_iter_init_use): Likewise.
13648 (op_iter_init_def): Likewise.
13649 (op_iter_next_vdef): Remove.
13650 (op_iter_next_mustdef): Likewise.
13651 (op_iter_init_vdef): Likewise.
13652 (compare_ssa_operands_equal): Likewise.
13653 (link_use_stmts_after): Handle vuse operand.
13654 (is_call_used): Use is_call_clobbered.
13655 (is_call_clobbered): Global variables are always call clobbered,
13656 query the call-clobbers bitmap.
13657 (mark_call_clobbered): Ignore global variables.
13658 (clear_call_clobbered): Likewise.
13659 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13660 virtual operands sanity check.
13661 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13663 (TARGET_MEM_REF): Remove TMR_TAG operand.
13664 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13665 Remove call-clobber related code.
13666 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13667 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13668 partitions or escape reason.
13669 (get_single_def_stmt, get_single_def_stmt_from_phi,
13670 get_single_def_stmt_with_phi): Remove.
13671 (dump_referenced_vars): Tidy.
13672 (get_ref_base_and_extent): Allow bare decls.
13673 (collect_dfa_stats): Adjust.
13674 * graphite.c (rename_variables_in_stmt): Adjust.
13675 (graphite_copy_stmts_from_block): Likewise.
13676 (translate_clast): Likewise.
13677 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13679 (translate_vuse_through_block): Use the oracle.
13680 (phi_translate_1): Adjust.
13681 (value_dies_in_block_x): Use the oracle. Cache the outcome
13683 (valid_in_sets): Check if the VUSE for
13684 a REFERENCE is available.
13685 (eliminate): Do not remove stmts during elimination,
13686 instead queue and remove them afterwards.
13687 (do_pre): Do not rebuild alias info.
13688 (pass_pre): Run TODO_rebuild_alias before PRE.
13689 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13690 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13691 (mark_all_v_defs_stmt): Remove.
13692 (mark_all_v_defs_seq): Adjust.
13693 (sra_replace): Likewise.
13694 (scalarize_use): Likewise.
13695 (scalarize_copy): Likewise.
13696 (scalarize_init): Likewise.
13697 (scalarize_ldst): Likewise.
13698 (todoflags): Remove.
13699 (tree_sra): Do not rebuild alias info.
13700 (tree_sra_early): Adjust.
13701 (pass_sra): Run TODO_update_address_taken before SRA.
13702 * tree-predcom.c (set_alias_info): Remove.
13703 (prepare_initializers_chain): Do not call it.
13704 (mark_virtual_ops_for_renaming): Adjust.
13705 (mark_virtual_ops_for_renaming_list): Remove.
13706 (initialize_root_vars): Adjust.
13707 (initialize_root_vars_lm): Likewise.
13708 (prepare_initializers_chain): Likewise.
13709 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13710 (may_propagate_copy_into_stmt): Likewise.
13711 (merge_alias_info): Do nothing for now.
13712 (propagate_tree_value_into_stmt): Adjust.
13713 (stmt_may_generate_copy): Likewise.
13714 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13715 not mark symbols for renaming.
13716 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13717 with the same statement, make sure to update the new pointed-to one.
13718 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13719 call statements, do not mark symbols for renaming.
13720 (mark_operand_necessary): Dump something.
13721 (ref_may_be_aliased): New function.
13722 (mark_aliased_reaching_defs_necessary_1): New helper function.
13723 (mark_aliased_reaching_defs_necessary): Likewise.
13724 (mark_all_reaching_defs_necessary_1): Likewise.
13725 (mark_all_reaching_defs_necessary): Likewise.
13726 (propagate_necessity): Do not process virtual PHIs. For
13727 non-aliased loads mark all reaching definitions as necessary.
13728 For aliased loads and stores mark the immediate dominating
13729 aliased clobbers as necessary.
13730 (visited): New global static.
13731 (perform_tree_ssa_dce): Free visited bitmap after propagating
13733 (remove_dead_phis): Perform simple dead virtual PHI removal.
13734 (remove_dead_stmt): Properly unlink virtual operands when
13736 (eliminate_unnecessary_stmts): Schedule PHI removal after
13738 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13739 (process_replaceable): Likewise.
13740 (find_replaceable_in_bb): Likewise.
13741 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13742 based on the single gimple vop.
13743 (verify_flow_insensitive_alias_info): Remove.
13744 (verify_flow_sensitive_alias_info): Likewise.
13745 (verify_call_clobbering): Likewise.
13746 (verify_memory_partitions): Likewise.
13747 (verify_alias_info): Likewise.
13748 (verify_ssa): Adjust..
13749 (execute_update_addresses_taken): Export. Update SSA
13750 manually. Optimize only when optimizing. Use a local bitmap.
13751 (pass_update_address_taken): Remove TODO_update_ssa, add
13753 (pass_update_address_taken): Just use TODO_update_address_taken.
13754 (init_tree_ssa): Do not initialize addressable_vars.
13755 (verify_ssa): Verify new VUSE / VDEF properties.
13756 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13757 Do not call verify_alias_info.
13758 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13759 Do not free the loaded and stored syms bitmaps. Reset the escaped
13760 and callused solutions. Do not free addressable_vars.
13761 Remove memory-tag related code.
13762 (warn_uninitialized_var): Aliases are always available.
13763 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13764 * lambda-code.c (can_put_in_inner_loop): Adjust.
13765 (can_put_after_inner_loop): Likewise.
13766 (perfect_nestify): Likewise.
13767 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13768 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13769 (vectorizable_conversion): Do not mark symbols for renaming.
13770 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13771 (expand_call_inline): Unlink the calls virtual operands before
13773 (tree_function_versioning): Do not call update_ssa if we are not
13774 updating clones. Simplify.
13775 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13776 (propagate_with_phi): Likewise..
13777 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13778 clobber code. Assert we are not aliased or global.
13779 * tree-flow.h: Include tree-ssa-alias.h
13780 (enum escape_type): Remove.
13781 (struct mem_sym_stats_d): Likewise.
13782 (struct mem_ref_stats_d): Likewise.
13783 (struct gimple_df): Add vop member. Remove global_var,
13784 call_clobbered_vars, call_used_vars, addressable_vars,
13785 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13786 escaped and callused members.
13787 (struct ptr_info_def): Remove all members, add points-to solution
13789 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13790 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13791 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13792 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13793 (tree-ssa-alias.o): Likewise.
13794 (toplev.o): Add tree-ssa-alias.h
13795 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13796 * gimple.c (gimple_set_bb): Fix off-by-one error.
13797 (is_gimple_reg): Do not handle memory tags.
13798 (gimple_copy): Also copy virtual operands.
13799 Delay updating the statement. Do not reset loaded and stored syms.
13800 (gimple_set_stored_syms): Remove.
13801 (gimple_set_loaded_syms): Likewise.
13802 (gimple_call_copy_skip_args): Copy the virtual operands
13803 and mark the new statement modified.
13804 * tree-ssa-structalias.c (may_alias_p): Remove.
13805 (set_uids_in_ptset): Take the alias set to prune with as
13806 parameter. Fold in the alias test of may_alias_p.
13807 (compute_points_to_sets): Compute whether a ptr is dereferenced
13808 in a local sbitmap.
13809 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13810 other ADDRESSOF constraints on the lhs.
13811 (get_constraint_for_component_ref): Assert that we don't get
13812 ADDRESSOF constraints from the base of the reference.
13813 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13814 (struct variable_info): Remove collapsed_to member.
13815 (get_varinfo_fc): Remove.
13816 (new_var_info): Do not set collapsed_to.
13817 (dump_constraint): Do not follow cycles.
13818 (dump_constraint_graph): Likewise.
13819 (build_pred_graph): Likewise.
13820 (build_succ_graph): Likewise.
13821 (rewrite_constraints): Likewise.
13822 (do_simple_structure_copy): Remove.
13823 (do_rhs_deref_structure_copy): Remove.
13824 (do_lhs_deref_structure_copy): Remove.
13825 (collapse_rest_of_var): Remove.
13826 (do_structure_copy): Re-implement.
13827 (pta_stats): New global variable.
13828 (dump_pta_stats): New function.
13829 (struct constraint_expr): Make offset signed.
13830 (UNKNOWN_OFFSET): Define special value.
13831 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13832 (solution_set_expand): New helper function split out from ...
13833 (do_sd_constraint): ... here.
13834 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13835 (do_ds_constraint): Likewise.
13836 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13837 and CALLUSED = *CALLUSED.
13838 (set_union_with_increment): Make inc argument signed.
13839 (type_safe): Remove.
13840 (get_constraint_for_ptr_offset): Handle unknown and negative
13842 (first_vi_for_offset): Handle offsets before start. Bail
13843 out early for offsets beyond the variable extent.
13844 (first_or_preceding_vi_for_offset): New function.
13845 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13846 Together with ESCAPED = *ESCAPED this properly computes reachability.
13847 (find_what_var_points_to): New function.
13848 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13849 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13850 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13851 pt_solutions_intersect): New functions.
13852 (compute_call_used_vars): Remove.
13853 (compute_may_aliases): New main entry into PTA computation.
13854 * gimple.h (gimple_p): New typedef.
13855 (struct gimple_statement_base): Remove references_memory_p.
13856 (struct gimple_statement_with_memory_ops_base): Remove
13857 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13859 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13860 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13861 gimple_set_references_memory): Remove.
13862 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13863 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13865 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13866 (verify_expr): Allow RESULT_DECL.
13867 (gimple_duplicate_bb): Do not copy virtual operands.
13868 (gimple_duplicate_sese_region): Adjust.
13869 (gimple_duplicate_sese_tail): Likewise.
13870 (mark_virtual_ops_in_region): Remove.
13871 (move_sese_region_to_fn): Do not call it.
13872 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13873 and pass_simple_dse.
13874 (execute_function_todo): Handle TODO_update_address_taken,
13875 call execute_update_addresses_taken for TODO_rebuild_alias.
13876 (execute_todo): Adjust.
13877 (execute_one_pass): Init dump files early.
13878 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13880 (create_general_new_stmt): Clear vops.
13881 * tree-ssa-reassoc.c (get_rank): Adjust.
13882 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13883 symbols for renaming.
13884 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13885 (PARAM_AVG_ALIASED_VOPS): Likewise.
13886 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13887 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13888 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13889 (operand_build_cmp, copy_virtual_operands,
13890 create_ssa_artificial_load_stmt, add_to_addressable_set,
13891 gimple_add_to_addresses_taken): Remove public functions.
13892 (unlink_stmt_vdef): New function.
13894 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13896 * config.gcc (powerpc-*-linux*): Merge variants.
13898 2009-04-02 Chao-ying Fu <fu@mips.com>
13899 James Grosbach <james.grosbach@microchip.com>
13901 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13902 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13904 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13905 keep_interrupts_masked_p, use_debug_exception_return_p.
13906 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13907 keep_interrupts_masked, use_debug_exception_return.
13908 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13909 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13911 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13912 (mips_print_operand): Process COP0 registers to print $0 .. $31
13913 correctly for GAS to process.
13914 (mips_interrupt_extra_call_saved_reg_p): New function.
13915 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13917 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13918 (mips_compute_frame_info): Add supports for interrupt context that
13919 includes doubleword accumulators and COP0 registers.
13920 (mips_for_each_saved_acc): New function.
13921 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13922 mips_for_each_saved_reg.
13923 (mips_save_reg): Save accumulators.
13924 (mips_kernel_reg_p): A new for_each_rtx callback.
13925 (mips_expand_prologue): Support interrupt handlers.
13926 (mips_restore_reg): Restore accumulators.
13927 (mips_expand_epilogue): Support interrupt handlers.
13928 (mips_can_use_return_insn): Return false for interrupt handlers.
13929 (mips_epilogue_uses): New function.
13930 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13931 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13932 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13933 cop0_move): New instructions.
13934 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13935 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13937 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13939 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13940 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13941 interrupt handlers, we use K0 as the temporary register.
13942 (EPILOGUE_USES): Change to a function call.
13943 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13944 handlers, we use K0 as the temporary register.
13946 * doc/extend.texi (Function Attributes): Document interrupt,
13947 use_shadow_register_set, keep_interrupts_masked,
13948 use_debug_exception_return for MIPS attributes.
13950 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13952 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13953 Remove a number of t-files from tmake_file.
13954 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13955 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13956 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13957 target_prototype, not TARGET_PROTOTYPE.
13958 (LINK_OS_GNU_SPEC): Define.
13959 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13960 and darwin-ldoubdle.c.
13962 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13965 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13966 (cpp_options): Ditto.
13967 (default_compilers): Ditto.
13968 (display_help): Ditto.
13969 (process_command): Ditto.
13970 (do_spec_1): Ditto.
13971 (set_input): Use lbasename instead of duplicate code.
13972 (save_temps_prefix): New static for -save-temps=obj.
13973 (save_temps_length): Ditto.
13975 * doc/invoke.texi (-save-temps=obj): Document new variant to
13976 -save-temps switch.
13978 2009-04-02 Jeff Law <law@redhat.com>
13980 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13983 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13985 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13986 * configure: Regenerated.
13988 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13990 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13991 share the argument list.
13993 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13997 2009-02-12 Diego Novillo <dnovillo@google.com>
13999 * varpool.c (debug_varpool): New.
14000 * cgraph.h (debug_varpool): Declare.
14002 2009-04-02 Jan Hubicka <jh@suse.cz>
14004 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14007 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14009 * config/i386/i386.c (ix86_abi): Move initialization to ...
14010 (override_options): Here.
14012 2009-04-02 Christian Bruel <christian.bruel@st.com>
14014 * config/sh/sh.c (sh_dwarf_register_span): New function.
14015 (TARGET_DWARF_REGISTER_SPAN): Define.
14016 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14018 2009-04-02 Ira Rosen <irar@il.ibm.com>
14020 PR tree-optimization/39595
14021 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14022 interleaved loads group is not greater than the SLP group size.
14024 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14026 * builtins.c (is_builtin_name): New.
14027 (called_as_built_in): Use is_builtin_name.
14028 * tree.h (is_builtin_name): New.
14029 * varasm.c (incorporeal_function_p): Use is_builtin_name
14031 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14033 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14035 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14038 * c-decl.c (clone_underlying_type): Move this ...
14039 * c-common.c (set_underlying_type): ... here.
14040 Also, make sure the function properly sets TYPE_STUB_DECL() on
14041 the newly created typedef variant type.
14042 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14043 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14046 2009-04-02 Richard Guenther <rguenther@suse.de>
14048 PR tree-optimization/37221
14049 * tree-flow.h (degenerate_phi_result): Declare.
14050 * tree-ssa-dom.c (degenerate_phi_result): Export.
14051 * tree-scalar-evolution.c (analyze_initial_condition): If
14052 the initial condition is defined by a degenerate PHI node
14053 use the degenerate value.
14055 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14057 PR rtl-optimization/39588
14058 * combine.c (merge_outer_ops): Do not set the constant when this
14060 (simplify_shift_const_1): Do not modify it either in this case.
14062 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14064 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14065 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14067 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14070 * c-lex.c (interpret_float): Default (no suffix) is double.
14072 2009-04-1 Xinliang David Li <davidxl@google.com>
14074 * config/i386/i386.c (legitimate_constant_p): Recognize
14075 all one vector constant.
14077 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14079 * config/vax/vax.c: Add #includes to silence warnings.
14080 Change #include order to silence two warnings.
14082 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14084 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14085 (ASM_SPEC): Pass -k to the assembler for PIC code.
14087 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14089 * config.gcc: Add vax-*-linux* to the switch.
14090 * config/vax/linux.h: New file. (TARGET_VERSION,
14091 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14095 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14096 Use predicate macros instead of GET_CODE() == foo.
14097 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14098 ashlsi3, rotrsi3, <unnamed>): Likewise.
14100 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14102 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14103 jbbccihi, jbbccisi): Remova trailing whitespace.
14104 * config/vax/constraints.md: Likewise.
14105 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14106 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14107 * config/vax/predicates.md: Likewise.
14108 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14109 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14110 * config/vax/vax.h: Likewise.
14111 * config/vax/vax.md (nonlocal_goto): Likewise.
14113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14115 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14116 (indirectable_address_p, adjacent_operands_p): Add spaces around
14118 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14120 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14122 * config/vax/vax.c (legitimate_constant_address_p,
14123 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14124 index_term_p, reg_plus_index_p, legitimate_address_p,
14125 vax_mode_dependent_address_p): Update comments to match functions
14126 modified by the recent int->bool conversion.
14128 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14130 * config/vax/builtins.md: Update copyright message.
14131 * config/vax/constraints.md: Likewise.
14132 * config/vax/netbsd-elf.h: Likewise.
14133 * config/vax/predicates.md: Likewise.
14134 * config/vax/vax-protos.h: Likewise.
14135 * config/vax/vax.c: Likewise.
14136 * config/vax/vax.h: Likewise.
14137 * config/vax/vax.md: Likewise.
14138 * config/vax/vax.opt: Likewise.
14140 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14142 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14143 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14144 * config/vax/constraints.md (B, R): Likewise.
14145 * config/vax/predicates.md (external_memory_operand,
14146 nonimmediate_addsub_di_operand): Likewise.
14147 * config/vax/vax.c (vax_output_int_add): Likewise.
14148 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14149 untyped_call): Likewise.
14151 2009-04-01 Matt Thomas <matt@3am-software.com>
14153 * config/vax/predicates.md: New file.
14154 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14155 external_const_operand, nonsymbolic_operand, external_memory_operand,
14156 indirect_memory_operand, indexed_memory_operand,
14157 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14158 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14160 * config/vax/constraints.md: New file.
14161 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14163 * config/vax/builtins.md: New file.
14164 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14165 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14167 * config/vax/vax.opt (mqmath): Add option.
14168 * config/vax/vax.md (isfx): Extend with DI.
14169 (VAXintQH, VAXintQHSD): Define.
14170 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14171 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14172 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14173 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14174 (movdi): Update constraints and use vax_output_int_move().
14175 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14176 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14177 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14178 nonlocal_goto): New.
14179 (mov<mode>): Extend accepted operand types.
14180 (subdi3_old): Rename from subdi3, change update constraints and use
14181 a new implementation.
14182 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14183 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14184 MOVE_RATIO, CLEAR_RATIO): Define.
14185 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14186 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14187 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14188 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14189 (split_quadword_operands): Make static and really allow variable
14191 (print_operand_address): Update for PIC generation.
14192 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14193 indexable_address_p, fixup_mathdi_operand,
14194 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14195 (vax_float_literal, legitimate_constant_p,
14196 indirectable_constant_address_p, index_term_p,
14197 reg_plus_index_p): Return bool instead of int.
14198 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14200 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14202 (vax_output_conditional_branch): Indent.
14203 (legitimate_constant_address_p, indirectable_constant_address_p,
14204 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14205 vax_mode_dependent_address_p): Return bool instead of int, update for
14207 * config/vax/vax-protos.h (legitimate_constant_address_p,
14208 legitimate_constant_p, legitimate_address_p,
14209 vax_mode_dependent_address_p): Change declaration to bool.
14210 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14211 vax_expand_addsub_di_operands, vax_output_int_subtract,
14212 vax_output_movmemsi): Declare.
14213 (split_quadword_operands, vax_float_literal): Delete declaration.
14214 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14215 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14216 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14217 ASM_OUTPUT_DWARF_PCREL): Define.
14218 (ASM_SPEC): Change definition to allow PIC generation.
14220 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14222 * doc/sourcebuild.texi: Update front-end requirements.
14224 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14227 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14228 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14229 (booldi3_internal3): Use boolean_or_operator instead of
14232 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14235 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14236 declarator whose size is not an integer constant expression but
14237 folds to an integer constant, then treat it as a constant
14240 2009-04-01 Richard Guenther <rguenther@suse.de>
14242 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14243 i * 4 + 2 to (i * 2 + 1) * 2.
14245 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14248 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14249 return if c_parser_asm_string_literal returned NULL.
14251 2009-04-01 Nick Clifton <nickc@redhat.com>
14253 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14255 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14256 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14257 other typedefs to avoid conflicts with libgcc2.c. Define labels
14258 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14260 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14261 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14264 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14266 * varasm.c (default_function_rodata_section): Declare DOT as
14269 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14270 Andrey Galkin <agalkin@hypercom.com>
14273 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14274 Make object_name unique for each process.
14276 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14279 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14280 addressable variables in the parallel that could go out of scope while
14281 running queued tasks.
14283 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14285 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14286 (CASE_VALUES_THRESHOLD): Redefine.
14287 * config/avr/avr.c (avr_override_options): Remove initialization of
14288 avr_case_values_threshold variable.
14289 (avr_case_values_threshold): Remove variable. Add new function.
14290 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14291 * config/avr/avr.opt (mno-tablejump): Remove option.
14292 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14294 2009-04-01 DJ Delorie <dj@redhat.com>
14296 * varasm.c (default_function_rodata_section): Don't assume
14297 anything about where the first '.' in the section name is.
14299 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14301 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14302 rs6000_emit_stack_tie.
14304 2009-03-31 Ian Lance Taylor <iant@google.com>
14306 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14307 gimple_code with GIMPLE_RESX, not RESX.
14309 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14311 * c-common.c (c_get_ident): New.
14312 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14314 2009-04-01 Ben Elliston <bje@au.ibm.com>
14316 * config/rs6000/sysv4.opt (msdata): Improve option description.
14318 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14320 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14321 (divdf3_internal_lat): Remove.
14322 (divxf3_internal_lat): Remove.
14323 (divxf3_internal_thr): Remove.
14324 (divxf): Use divxf3_internal.
14325 * config/ia64/div.md (divsf3_internal_lat): New.
14326 (divdf3_internal_lat): New.
14327 (divxf3_internal): New.
14329 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14332 * Makefile.in (USE_GCC_STDINT): Define.
14333 (stmp-int-hdrs): Install stdint.h if applicable.
14334 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14336 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14337 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14338 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14339 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14340 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14341 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14342 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14343 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14344 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14345 (c_common_nodes_and_builtins): Initialize
14346 underlying_wchar_type_node. Do not initialize
14347 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14348 nodes for new types.
14349 (c_stddef_cpp_builtins): Define macros for new types.
14350 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14352 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14353 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14354 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14355 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14356 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14357 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14358 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14359 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14360 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14361 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14362 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14363 int16_type_node, int32_type_node, int64_type_node,
14364 uint8_type_node, uint16_type_node, c_uint32_type_node,
14365 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14366 int_least32_type_node, int_least64_type_node,
14367 uint_least8_type_node, uint_least16_type_node,
14368 uint_least32_type_node, uint_least64_type_node,
14369 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14370 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14371 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14372 uintptr_type_node): Define.
14373 * c-cppbuiltin.c (builtin_define_constants,
14374 builtin_define_type_minmax): New.
14375 (builtin_define_stdint_macros): Define more macros.
14376 (c_cpp_builtins): Define more limit macros.
14377 (type_suffix): New.
14378 (builtin_define_type_max): Define in terms of
14379 builtin_define_type_minmax. Remove is_long parameter. All
14381 * config.gcc (use_gcc_stdint): Define.
14382 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14383 Add newlib-stdint.h for generic targets.
14384 * config/glibc-stdint.h, config/newlib-stdint.h,
14385 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14386 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14387 * config/score/score.h (UINTPTR_TYPE): Define.
14388 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14389 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14390 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14391 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14392 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14393 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14394 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14395 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14396 * config/spu/spu.h (STDINT_LONG32): Define.
14397 * configure.ac (use_gcc_stdint): Substitute.
14398 * configure: Regenerate.
14399 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14400 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14401 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14402 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14403 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14404 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14405 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14406 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14407 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14408 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14409 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14410 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14411 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14412 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14413 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14414 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14415 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14416 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14417 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14418 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14419 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14420 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14421 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14422 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14423 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14424 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14425 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14426 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14427 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14429 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14431 * loop-iv.c (suitable_set_for_replacement): Renamed from
14432 simplify_using_assignment; changed to return bool and to accept new
14433 args DEST and SRC. Return true iff we find a source/destination pair
14434 that can be used to make a replacement, and fill SRC and DEST if so.
14435 Remove arg ALTERED. Don't deal with altered regs here. All callers
14437 (simplify_using_initial_values): Deal with altered regs here and track
14438 more precisely the effect they have on the validity of our expression.
14440 * loop-iv.c (simplify_using_condition): A condition of the form
14441 (EQ REG CONST) can be used to simply make a substitution.
14442 (simplify_using_initial_values): Keep track of conditions we have seen
14443 and keep using them to simplify new expressions, while applying the
14444 same substitutions to them as to the expression.
14446 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14447 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14450 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14451 changed. Use this when trying to improve the upper bound.
14452 Generate the comparison by using simplify_gen_relational.
14454 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14456 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14458 (simplify_using_assignment, simplify_using_initial_values): Call
14459 replace_in_expr to make replacements. Call replace_single_def_regs
14460 once on the initial version of the expression.
14462 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14465 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14467 2009-03-31 Richard Guenther <rguenther@suse.de>
14469 PR middle-end/31029
14470 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14471 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14473 2009-03-31 Richard Guenther <rguenther@suse.de>
14475 * tree.h (div_if_zero_remainder): Declare.
14476 * fold-const.c (div_if_zero_remainder): Export.
14477 * tree-ssa-forwprop.c
14478 (forward_propagate_addr_into_variable_array_index): Handle
14479 constant array index addition outside of the variable index.
14481 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14484 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14485 define_splits, floatunssi<mode>2): Require x87 conversions from
14486 DImode to be permitted.
14488 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14490 PR preprocessor/15638
14491 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14493 2009-03-31 Richard Guenther <rguenther@suse.de>
14495 PR middle-end/23401
14496 PR middle-end/27810
14497 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14498 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14499 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14500 a separate statement.
14501 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14502 (lookup_tmp_var): Likewise.
14503 (is_gimple_formal_tmp_or_call_rhs): Remove.
14504 (is_gimple_reg_or_call_rhs): Rename to ...
14505 (is_gimple_reg_rhs_or_call): ... this.
14506 (is_gimple_mem_or_call_rhs): Rename to ...
14507 (is_gimple_mem_rhs_or_call): ... this.
14508 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14509 DECL_GIMPLE_REG_P only if is_formal is true.
14510 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14511 for non-proper post-modify expression gimplification.
14512 (gimplify_self_mod_expr): For post-modify expressions gimplify
14513 the lvalue to a minimal lvalue.
14514 (rhs_predicate_for): Remove formal temp case.
14515 (gimplify_modify_expr_rhs): Likewise.
14516 (gimplify_addr_expr): Use is_gimple_reg.
14517 (gimplify_expr): Remove formal temp cases.
14518 (gimple_regimplify_operands): Likewise.
14519 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14520 and FILTER_EXPR like constants.
14521 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14523 (is_gimple_formal_tmp_rhs): Remove.
14524 (is_gimple_reg_rhs): Remove special casing.
14525 (is_gimple_mem_rhs): Fix.
14526 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14527 (is_gimple_formal_tmp_var): Remove.
14528 (is_gimple_formal_tmp_reg): Likewise.
14529 (is_gimple_min_lval): Allow invariant component ref parts.
14530 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14531 is_gimple_formal_tmp_reg): Remove declarations.
14532 * tree-cfg.c (verify_expr): Verify that variables with address
14533 taken do not have DECL_GIMPLE_REG_P set.
14534 * tree-mudflap.c (mf_build_check_statement_for): Use
14535 force_gimple_operand instead of gimplify_expr.
14537 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14539 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14540 schedulable rows to compute_split_row.
14542 2009-03-31 Ben Elliston <bje@au.ibm.com>
14545 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14548 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14550 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14551 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14552 * configure: Regenerate.
14553 * config.in: Regenerate.
14554 * config/rs6000/rs6000.opt (mtls-markers): Add.
14555 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14556 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14557 (tls_ld_aix, tls_ld_sysv): Likewise.
14558 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14559 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14561 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14563 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14565 2009-03-30 Jan Hubicka <jh@suse.cz>
14567 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14569 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14570 detection and label handling.
14572 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14574 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14575 left_conflicts_size.
14576 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14577 ALLOCNO_LEFT_CONFLICTS_SIZE.
14579 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14580 remove_allocno_from_bucket_and_push,
14581 allocno_spill_priority_compare, push_allocnos_to_stack,
14582 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14583 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14584 (setup_allocno_left_conflicts_num): Ditto. Rename to
14585 setup_allocno_left_conflicts_size.
14586 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14587 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14588 setup_allocno_left_conflicts_size instead of
14589 setup_allocno_left_conflicts_num.
14591 * ira-build.c (ira_create_allocno): Use
14592 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14593 ALLOCNO_LEFT_CONFLICTS_NUM.
14595 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14597 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14598 instead of DF_LR_OUT.
14600 * ira-lives.c (process_bb_node_lives): Ditto.
14602 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14603 instead of DF_LR_{OUT,IN}.
14605 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14607 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14609 2009-03-30 Jan Hubicka <jh@suse.cz>
14611 * except.c (label_to_region_map): Fix thinko.
14613 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14615 PR middle-end/38237
14616 * tree.h (tree_find_value): New declaration.
14617 * tree.c (tree_find_value): New function.
14618 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14620 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14623 * c-decl.c (struct c_binding): Add locus field.
14624 (bind): Add locus argument, set locus field from it.
14625 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14626 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14627 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14628 implicitly_declare, undeclared_variable, lookup_label,
14629 declare_label, c_make_fname_decl, c_builtin_function,
14630 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14633 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14636 * config/i386/i386.c (classify_argument): Check total size of
14639 2009-03-30 Martin Jambor <mjambor@suse.cz>
14641 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14642 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14643 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14646 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14647 seen_variable_array_ref while also traversing a union.
14649 * tree-inline.c (optimize_inline_calls): Do not call
14650 cgraph_node_remove_callees.
14651 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14652 (pass_remove_cgraph_callee_edges): New variable.
14653 * passes.c (init_optimization_passes): Add
14654 pass_remove_cgraph_callee_edges after early inlining and before all
14655 late intraprocedural passes.
14657 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14659 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14661 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14662 Fix typos in names.
14664 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14666 * combine.c (simplify_comparison): Use have_insn_for.
14667 * dojump.c (do_jump): Likewise.
14669 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14671 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14672 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14673 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14674 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14675 instead of sparc_compare_emitted.
14676 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14677 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14678 instead of sparc_compare_emitted.
14680 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14682 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14683 enter/exit cfglayout mode.
14684 (pass_partition_block): Require it.
14685 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14686 (combine_instructions): Track basic blocks instead of labels.
14687 (update_cfg_for_uncondjump): New.
14688 (try_combine): Use it. Update jumps after rescanning.
14689 (pass_combine): Require PROP_cfglayout.
14690 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14692 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14694 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14695 Provide/destroy PROP_cfglayout respectively.
14696 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14697 * tree-pass.h (PROP_cfglayout): New.
14699 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14701 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14702 fold_convert_const_fixed_from_fixed,
14703 fold_convert_const_fixed_from_int,
14704 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14705 set TREE_CONSTANT_OVERFLOW.
14706 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14707 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14709 2009-03-30 Ira Rosen <irar@il.ibm.com>
14711 * tree-vect-loop-manip.c: New file.
14712 * tree-vectorizer.c: Update documentation and included files.
14713 (vect_loop_location): Make extern.
14714 (rename_use_op): Move to tree-vect-loop-manip.c
14715 (rename_variables_in_bb, rename_variables_in_loop,
14716 slpeel_update_phis_for_duplicate_loop,
14717 slpeel_update_phi_nodes_for_guard1,
14718 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14719 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14720 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14721 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14722 find_loop_location): Likewise.
14723 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14724 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14725 get_vectype_for_scalar_type, vect_is_simple_use,
14726 supportable_widening_operation, supportable_narrowing_operation):
14728 (bb_in_loop_p): Move to tree-vect-loop.c.
14729 (new_loop_vec_info, destroy_loop_vec_info,
14730 reduction_code_for_scalar_code, report_vect_op,
14731 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14732 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14733 (vect_supportable_dr_alignment): Likewise.
14734 * tree-vectorizer.h (tree-data-ref.h): Include.
14735 (vect_loop_location): Declare.
14736 Reorganize function declarations according to the new file structure.
14737 * tree-vect-loop.c: New file.
14738 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14739 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14740 * tree-vect-data-refs.c: New file.
14741 * tree-vect-patterns.c (timevar.h): Don't include.
14742 * tree-vect-stmts.c: New file.
14743 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14744 tree-vect-slp.c, tree-vect-loop.c.
14745 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14746 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14747 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14748 (tree-vect-analyze.o): Remove.
14749 (tree-vect-transform.o): Likewise.
14750 (tree-vect-data-refs.o): Add rule.
14751 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14752 tree-vect-slp.o): Likewise.
14753 (tree-vect-patterns.o): Remove redundant dependencies.
14754 (tree-vectorizer.o): Likewise.
14755 * tree-vect-slp.c: New file.
14757 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14759 * optc-gen.awk: Warn if an option flag has multiple different
14762 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14764 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14765 -floop-block): Document dependences on PPL, CLooG and Graphite.
14767 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14769 PR rtl-optimization/323
14770 * c-common.c (c_fully_fold, convert_and_check,
14771 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14772 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14773 * c-common.def (EXCESS_PRECISION_EXPR): New.
14774 * c-cppbuiltin.c (builtin_define_float_constants): Define
14775 constants with enough digits for long double.
14776 * c-lex.c (interpret_float): Interpret constant with excess
14777 precision where appropriate.
14778 * c-opts.c (c_common_post_options): Set
14779 flag_excess_precision_cmdline. Give an error for
14780 -fexcess-precision=standard for C++ for processors where the
14781 option is significant.
14782 * c-parser.c (c_parser_conditional_expression): Handle excess
14783 precision in condition.
14784 * c-typeck.c (convert_arguments): Handle arguments with excess
14786 (build_unary_op): Move excess precision outside operation.
14787 (build_conditional_expr): Likewise.
14788 (build_compound_expr): Likewise.
14789 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14790 (build_modify_expr): Handle excess precision in RHS.
14791 (convert_for_assignment): Handle excess precision in converted
14793 (digest_init, output_init_element, process_init_element): Handle
14794 excess precision in initializer.
14795 (c_finish_return): Handle excess precision in return value.
14796 (build_binary_op): Handle excess precision in operands and add
14797 excess precision as needed for operation.
14798 * common.opt (-fexcess-precision=): New option.
14799 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14800 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14801 For standard excess precision, output explicit conversion to and
14802 truncation from XFmode.
14803 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14804 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14805 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14806 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14807 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14808 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14809 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14810 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14811 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14812 define_splits, sqrt<mode>2): Disable where appropriate for
14813 standard excess precision.
14814 * convert.c (convert_to_real): Do not shorten arithmetic to type
14815 for which excess precision would be used.
14816 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14817 * doc/invoke.texi (-fexcess-precision=): Document option.
14818 (-mfpmath=): Correct index entry.
14819 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14820 flag_excess_precision): New.
14821 * langhooks.c (lhd_post_options): Set
14822 flag_excess_precision_cmdline.
14823 * opts.c (common_handle_option): Handle -fexcess-precision=.
14824 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14825 init_excess_precision): New.
14826 (lang_dependent_init_target): Call init_excess_precision.
14827 * tree.c (excess_precision_type): New.
14828 * tree.h (excess_precision_type): Declare.
14830 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14833 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14834 non-lvalue to component.
14836 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14838 PR preprocessor/34695
14839 * Makefile.in (c-opts.o): Depend on c-tree.h.
14840 * c-common.c: Move down include of diagnostic.h.
14841 (done_lexing, c_cpp_error): New.
14842 * c-common.h (done_lexing): Declare.
14843 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14845 * c-opts.c: Include c-tree.h.
14846 (c_common_init_options): Set preprocessor error callback.
14847 (c_common_handle_option): Do not set preprocessor
14848 inhibit_warnings, warnings_are_errors, warn_system_headers,
14849 pedantic_errors or inhibit_warnings flags.
14850 (c_common_post_options): Do not check cpp_errors (parse_in).
14851 (c_common_finish): Do not output dependencies if there were
14852 errors. Do not check return value of cpp_finish.
14853 * c-ppoutput.c (pp_file_change): Set input_location.
14854 * c-tree.h (c_cpp_error): Declare.
14855 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14857 (diagnostic_build_prefix): Check override_column.
14858 * diagnostic.h (diagnostic_info): Add override_column field.
14859 (diagnostic_override_column): Define.
14861 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14863 * c-common.c (c_expand_expr, c_staticp): Remove.
14864 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14865 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14866 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14867 * c-gimplify.c (gimplify_compound_literal_expr,
14868 optimize_compound_literals_in_ctor): Remove.
14869 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14870 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14871 * c-semantics.c (emit_local_var): Remove.
14873 * langhooks-def.h (lhd_expand_expr): Remove.
14874 * langhooks.c (lhd_expand_expr): Remove.
14875 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14877 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14878 handling from c-semantics.c; don't call into langhook.
14879 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14880 * gimplify.c (gimplify_compound_literal_expr,
14881 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14882 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14883 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14884 as was done in c-gimplify.c.
14885 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14886 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14887 Move from c-common.h.
14888 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14890 * tree.c (staticp): Do not call langhook.
14891 * langhooks.c (lhd_staticp): Delete.
14892 * langhooks-def.h (lhd_staticp): Delete prototype.
14893 (LANG_HOOKS_STATICP): Delete.
14894 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14896 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14897 instead of DECL_STMTs.
14899 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14907 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14909 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14910 contained expression.
14911 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14912 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14913 conditional expressions for C.
14914 (decl_constant_value_for_optimization): Move from
14915 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14916 whether optimizing and that the expression is a VAR_DECL not of
14917 array type instead of doing such checks in the caller. Do not
14918 check pedantic. Call gcc_unreachable for C++.
14919 * c-common.def (C_MAYBE_CONST_EXPR): New.
14920 * c-common.h (c_fully_fold, c_save_expr,
14921 decl_constant_value_for_optimization): New prototypes.
14922 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14923 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14924 EXPR_INT_CONST_OPERANDS): Define.
14925 * c-convert.c (convert): Strip nops from expression.
14926 * c-decl.c (groktypename): Take extra parameters expr and
14927 expr_const_operands. Update call to grokdeclarator.
14928 (start_decl): Update call to grokdeclarator. Add statement for
14929 expressions used in type of decl.
14930 (grokparm): Update call to grokdeclarator.
14931 (push_parm_decl): Update call to grokdeclarator.
14932 (build_compound_literal): Add parameter non_const and build a
14933 C_MAYBE_COSNT_EXPR if applicable.
14934 (grokdeclarator): Take extra parameters expr and
14935 expr_const_operands. Track expressions used in declaration
14936 specifiers and declarators. Fold array sizes and track whether
14937 they are constant expressions and whether they are integer
14938 constant expressions.
14939 (parser_xref_tag): Set expr and expr_const_operands fields in
14941 (grokfield): Update call to grokdeclarator.
14942 (start_function): Update call to grokdeclarator.
14943 (build_null_declspecs): Set expr and expr_const_operands fields in
14945 (declspecs_add_type): Handle expressions in typeof specifiers.
14946 * c-parser.c (c_parser_declspecs): Set expr and
14947 expr_const_operands fields for declaration specifiers.
14948 (c_parser_enum_specifier): Likewise.
14949 (c_parser_struct_or_union_specifier): Likewise.
14950 (c_parser_typeof_specifier): Likewise. Update call to
14951 groktypename. Fold expression as needed. Return expressions with
14952 type instead of adding statements.
14953 (c_parser_attributes): Update calls to c_parser_expr_list.
14954 (c_parser_statement_after_labels): Fold expression before passing
14955 to objc_build_throw_stmt.
14956 (c_parser_condition): Fold expression.
14957 (c_parser_asm_operands): Fold expression.
14958 (c_parser_conditional_expression): Use c_save_expr. Update call
14959 to build_conditional_expr.
14960 (c_parser_alignof_expression): Update call to groktypename.
14961 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14962 original_code. Fold expression argument of va_arg. Create
14963 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14964 argument to va_arg. Update calls to groktypename. Fold array
14965 index for offsetof. Verify that first argument to
14966 __builtin_choose_expr has integer type.
14967 (c_parser_postfix_expression_after_paren_type): Update calls to
14968 groktypename and build_compound_literal. Handle expressions with
14969 side effects in type name.
14970 (c_parser_postfix_expression_after_primary): Update call to
14971 c_parser_expr_list. Set original_code for calls to
14972 __builtin_constant_p.
14973 (c_parser_expr_list): Take extra parameter fold_p. Fold
14974 expressions if requested.
14975 (c_parser_objc_type_name): Update call to groktypename.
14976 (c_parser_objc_synchronized_statement): Fold expression.
14977 (c_parser_objc_receiver): Fold expression.
14978 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14979 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14980 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14981 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14982 (struct c_typespec): Add elements expr and expr_const_operands.
14983 (struct c_declspecs): Add elements expr and expr_const_operands.
14984 (groktypename, build_conditional_expr, build_compound_literal):
14986 (in_late_binary_op): Declare.
14987 * c-typeck.c (note_integer_operands): New function.
14988 (in_late_binary_op): New variable.
14989 (decl_constant_value_for_broken_optimization): Move to c-common.c
14990 and rename to decl_constant_value_for_optimization.
14991 (default_function_array_conversion): Do not strip nops.
14992 (default_conversion): Do not call
14993 decl_constant_value_for_broken_optimization.
14994 (build_array_ref): Do not fold result.
14995 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14996 result when operand is a VLA.
14997 (c_expr_sizeof_type): Update call to groktypename. Handle
14998 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14999 result when operand names a VLA type.
15000 (build_function_call): Update call to build_compound_literal.
15001 Only fold result for calls to __builtin_* functions. Strip
15002 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15003 the function designator.
15004 (convert_arguments): Fold arguments. Update call to
15005 convert_for_assignment.
15006 (build_unary_op): Handle increment and decrement of
15007 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15008 decrement earlier. Fold operand of increment and decrement.
15009 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15010 built for integer operand. Wrap returns that are INTEGER_CSTs
15011 without being integer constant expressions or that have integer
15012 constant operands without being INTEGER_CSTs.
15013 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15014 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15015 result is an integer constant expression or can be used in
15016 unevaluated parts of one and avoid folding and wrap as
15017 appropriate. Fold operands before possibly doing -Wsign-compare
15019 (build_compound_expr): Wrap result for C99 if operands can be used
15020 in integer constant expressions.
15021 (build_c_cast): Update call to digest_init. Do not ignore
15022 overflow from casting floating-point constants to integers. Wrap
15023 results that could be confused with integer constant expressions,
15024 null pointer constants or floating-point constants.
15025 (c_cast_expr): Update call to groktypename. Handle expressions
15026 included in type name.
15027 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15028 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15029 Update calls to convert_for_assignment.
15030 (convert_for_assignment): Take new parameter
15031 null_pointer_constant. Do not strip nops or call
15032 decl_constant_value_for_broken_optimization. Set
15033 in_late_binary_op for conversions to boolean.
15034 (store_init_value): Update call to digest_init.
15035 (digest_init): Take new parameter null_pointer_constant. Do not
15036 call decl_constant_value_for_broken_optimization. pedwarn for
15037 initializers not constant expressions. Update calls to
15038 convert_for_assignment.
15039 (constructor_nonconst): New.
15040 (struct constructor_stack): Add nonconst element.
15041 (really_start_incremental_init, push_init_level, pop_init_level):
15042 Handle constructor_nonconst and nonconst element.
15043 (set_init_index): Call constant_expression_warning for array
15045 (output_init_element): Fold value. Set constructor_nonconst as
15046 applicable. pedwarn for initializers not constant expressions.
15047 Update call to digest_init. Call constant_expression_warning
15048 where constant initializers are required.
15049 (process_init_element): Use c_save_expr.
15050 (c_finish_goto_ptr): Fold expression.
15051 (c_finish_return): Fold return value. Update call to
15052 convert_for_assignment.
15053 (c_start_case): Fold switch expression.
15054 (c_process_expr_stmt): Fold expression.
15055 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15056 ensure statement expression is not evaluated in constant expression.
15057 (build_binary_op): Track whether results are integer constant
15058 expressions or may occur in such, disable folding and wrap results
15059 as applicable. Fold operands for -Wsign-compare warnings unless
15061 (c_objc_common_truthvalue_conversion): Handle results folded to
15062 integer constants that are not integer constant expressions.
15063 * doc/extend.texi: Document when typeof operands are evaluated,
15064 that condition of __builtin_choose_expr is an integer constant
15065 expression, and more about use of __builtin_constant_p in
15068 2009-03-29 Richard Guenther <rguenther@suse.de>
15070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15071 propagate addresses of array references.
15073 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15075 * regmove.c (perhaps_ends_bb_p): Remove.
15076 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15077 from INSN and check that the main loop stays within that basic block.
15078 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15079 (regmove_forward_pass): Split out from regmove_optimize. Use
15080 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15081 (regmove_backward_pass): Split out from regmove_optimize. Use
15082 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15083 (regmove_optimize): Simplify.
15085 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15088 * config/i386/i386.c (classify_argument): Ignore flexible array
15089 member in struct and warn ABI change.
15091 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15093 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15095 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15096 (ix86_adjust_cost): Updated.
15098 2009-03-29 Jan Hubicka <jh@suse.cz>
15100 PR middle-end/28850
15101 * tree-pass.h (pass_cleanup_eh): New function.
15102 (remove_unreachable_regions): Break code handling RTL
15103 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15104 that can not be reached by runtime.
15105 (can_be_reached_by_runtime): New function.
15106 (label_to_region_map): New function.
15107 (num_eh_regions): New function.
15108 (rtl_remove_unreachable_regions): New function.
15109 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15110 (remove_eh_region): New function.
15111 * except.h: Include sbitmap and vecprim.
15112 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15113 num_eh_regions): Declare.
15114 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15115 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15116 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15117 (tree_empty_eh_handler_p): New function.
15118 (cleanup_empty_eh): New function.
15119 (cleanup_eh): New function.
15120 (pass_cleanup_eh): New function.
15122 2009-03-29 Jan Hubicka <jh@suse.cz>
15124 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15125 for removed regions.
15127 2009-03-29 Jan Hubicka <jh@suse.cz>
15129 * except.c (dump_eh_tree): Dump all datastructures.
15131 2009-03-29 Jan Hubicka <jh@suse.cz>
15133 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15134 (duplicate_eh_regions_1): Likewise.
15135 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15136 vector; call EH verification.
15137 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15138 Be ready for region being removed.
15140 2009-03-29 Jan Hubicka <jh@suse.cz>
15142 * bitmap.c (bitmap_last_set_bit): New function.
15143 * bitmap.h (bitmap_last_set_bit): Declare.
15145 2009-03-29 David Ayers <ayers@fsfe.org>
15148 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15149 by calling objc_compare_types and surpress warnings about
15150 incompatible C pointers that are compatible ObjC pointers.
15152 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15154 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15155 call initialize_inline_failed.
15156 (initialize_inline_failed): Move it from here ...
15157 * cgraph.c (initialize_inline_failed): ... to here.
15158 (cgraph_create_edge): Call initialize_inline_failed rather than
15159 setting inline_failed directly.
15161 2009-03-29 Ben Elliston <bje@au.ibm.com>
15164 * sysv4.opt (msdata): Improve comment.
15165 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15166 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15168 2009-03-29 Ben Elliston <bje@au.ibm.com>
15171 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15172 load and store attributes.
15174 2009-03-29 Ben Elliston <bje@au.ibm.com>
15176 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15177 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15178 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15179 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15180 __builtin_infq and __builtin_huge_valq.
15182 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15184 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15186 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15187 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15189 2009-03-28 Xinliang David Li <davidxl@google.com>
15191 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15192 (do_dbg_cnt): New function.
15194 2009-03-28 Jan Hubicka <jh@suse.cz>
15196 Merge from pretty-ipa:
15198 2009-03-27 Jan Hubicka <jh@suse.cz>
15200 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15201 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15202 * passes.c (function_called_by_processed_nodes_p): New.
15203 * ipa-pure-const.c (check_call): Fix handling of operands.
15204 (analyze_function): Dump debug output for skipped bodies.
15205 (local_pure_const): Use function_called_by_processed_nodes_p.
15206 * dwarf2out.c (reference_to_unused): Use output.
15207 * passes.c (do_per_function_toporder): Likewise.
15209 2008-11-12 Jan Hubicka <jh@suse.cz>
15211 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15212 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15213 state_set_in_source enum
15214 (check_decl): Ignore memory tags; do not set fake looping flags;
15216 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15217 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15218 (check_call, analyze_function): Rewrite.
15220 (add_new_function): Update call of analyze_function.
15221 (generate_summary): Add call of analyze_function.
15222 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15223 (local_pure_const): New function.
15224 (pass_local_pure_const): New pass.
15225 * ipa-inline.c (inline_transform): Set after_inlining.
15226 * tree-eh.c (stmt_can_throw_external): New.
15227 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15228 work with aliasing built.
15229 * tree-flow.h (stmt_can_throw_external): New.
15230 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15231 and local pure/const pass in early and late optimization queue.
15233 2009-03-28 Martin Jambor <mjambor@suse.cz>
15235 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15237 (fold_binary): Allow function decl aligment consideration is the
15238 second argument is integer constant one.
15239 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15240 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15241 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15243 2009-03-28 Jan Hubicka <jh@suse.cz>
15245 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15246 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15247 * function.h (rtl_data): Add nothrow flag.
15248 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15249 set DECL_NOTHROW for AVAILABLE functions.
15251 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15253 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15254 following vector keyword has expansion starting with pixel or bool
15255 keyword, expand vector to __vector and pixel or bool to __pixel or
15259 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15260 warn_if_disallowed_function_p): Removed.
15261 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15262 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15263 warning_if_disallowed_function_p.
15264 * flags.h (warn_if_disallowed_function_p,
15265 warn_disallowed_functions): Removed.
15266 * common.opt (Wdisallowed-function-list=): Removed.
15267 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15269 2009-03-28 Richard Guenther <rguenther@suse.de>
15271 PR tree-optimization/38723
15272 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15275 2009-03-28 Jan Hubicka <jh@suse.cz>
15277 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15278 test introduced by my previous patch.
15280 2009-03-28 Richard Guenther <rguenther@suse.de>
15282 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15283 the PHIs value undefined.
15285 2009-03-28 Jan Hubicka <jh@suse.cz>
15287 * tree-pass.h (pass_fixup_cfg): New pass.
15288 * ipa-inline.c (inline_transform): Set
15289 always_inline_functions_inlined/after_inlining.
15290 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15291 (pass_fixup_cfg): New pass.
15292 * passes.c (init_optimization_passes): Add fixup_cfg.
15294 2009-03-28 Richard Guenther <rguenther@suse.de>
15296 PR tree-optimization/38458
15297 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15298 argument use the arguments copy-of value.
15300 2009-03-28 Richard Guenther <rguenther@suse.de>
15302 PR tree-optimization/38180
15303 * tree-ssa-ccp.c (get_default_value): Simplify.
15304 (likely_value): Likewise.
15305 (surely_varying_stmt_p): Properly handle VOP case.
15306 (ccp_initialize): Likewise.
15307 (ccp_fold): Handle propagating through *&.
15308 (fold_const_aggregate_ref): Also handle decls.
15310 2009-03-28 Jan Hubicka <jh@suse.cz>
15312 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15313 * cgraph.h (cgraph_node): Likewise.
15314 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15315 (cgraph_reset_node): Use process flag.
15316 (cgraph_mark_functions_to_output): Likewise.
15317 (cgraph_expand_function): Likewise.
15318 (cgraph_expand_all_functions): Likewise.
15319 (cgraph_output_in_order): Likewise.
15320 * dwarf2out.c (reference_to_unused): Likewise.
15321 * passes.c do_per_function_toporder): Likewise.
15323 2009-03-28 Jan Hubicka <jh@suse.cz>
15325 Bring from lto-branch:
15327 2008-09-03 Doug Kwan <dougkwan@google.com>
15329 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15330 enums instead of reason strings.
15331 * cgraph.c (cgraph_create_edge): Same.
15332 (cgraph_inline_failed_string): New function.
15333 * cgraph.h (cgraph_inline_failed_t): New enum type.
15334 (cgraph_inline_failed_string): New prototype.
15335 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15336 char pointer to cgraph_inline_failed_t.
15337 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15338 (cgraph_default_inline_p): Ditto.
15339 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15340 to cgraph_inline_failed_t pointer.
15341 * cif-code.def: New file.
15342 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15344 (cgraph_check_inline_limits): Change type of REASON to pointer to
15345 cgraph_inline_failed_t. Replace reason strings with enums.
15346 (cgraph_default_inline_p): Ditto.
15347 (cgraph_recursive_inlining_p): Ditto.
15348 (update_caller_keys): Change type of FAILED_REASON to
15349 cgraph_inline_failed_t.
15350 (cgraph_set_inline_failed): Change type of REASON to pointer to
15351 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15352 convert enums to strings for text output.
15353 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15354 to be of type cgraph_inline_failed_t. Replace reason strings with
15355 enums. Call cgraph_inline_failed_string to covert enums
15356 to strings for text output.
15357 (cgraph_decide_inlining): Replace reason strings with enums.
15358 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15359 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15361 * tree-inline.c (expand_call_inline): Change type of REASON
15362 to cgraph_inline_failed_t. Replace reason strings with enums.
15363 Call cgraph_inline_failed_string for text output.
15364 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15367 2009-03-28 Jan Hubicka <jh@suse.cz>
15369 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15370 cgraph_clone_node): Remove master clone handling.
15371 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15372 * cgraph.h (master_clone): Remove.
15373 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15374 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15375 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15377 2009-03-28 Jan Hubicka <jh@suse.cz>
15379 * cgraph.c (cgraph_function_body_availability): Functions declared
15380 inline are always safe to assume that it is not going to be replaced.
15382 2009-03-28 Richard Guenther <rguenther@suse.de>
15384 PR tree-optimization/38513
15385 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15387 EXC_PTR_EXPR and FILTER_EXPR.
15388 (get_ref_from_reference_ops): Likewise.
15390 2009-03-28 Richard Guenther <rguenther@suse.de>
15392 PR tree-optimization/38968
15393 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15394 Use FLOOR_MOD_EXPR to compute misalignment.
15396 2009-03-28 Richard Guenther <rguenther@suse.de>
15398 PR tree-optimization/37795
15399 * tree.h (combine_comparisons): Declare.
15400 * fold-const.c (combine_comparisons): Export.
15401 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15403 (ifcombine_iforif): Use combine_comparisons.
15405 2009-03-28 Jan Hubicka <jh@suse.cz>
15407 * tree-eh.c (inlinable_call_p): New function.
15408 (make_eh_edges): Use it.
15409 (verify_eh_edges): Use it.
15410 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15411 * except.c (reachable_next_level): Add inlinable_function argument
15412 (sjlj_find_directly_reachable_regions): Update.
15413 (add_reachable_handler): Do not set saw_any_handlers.
15414 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15415 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15416 Add new inlinable call parameter.
15417 (can_throw_internal, can_throw_external): Update.
15418 * except.h (can_throw_internal_1, can_throw_external_1,
15419 foreach_reachable_handler): Update declaration.
15421 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15423 * config/arm/t-arm-coff, config/h8300/coff.h,
15424 config/i386/i386-aout.h, config/i386/i386-coff.h,
15425 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15426 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15427 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15428 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15429 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15430 sys-types.h: Remove.
15431 * Makefile.in: Remove protoize and fixproto support and references
15433 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15434 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15436 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15437 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15438 unprotoize$(exeext).
15439 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15440 (.PHONY): Don't depend on proto.
15441 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15442 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15443 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15444 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15445 build/gen-protos.o, build/scan.o, xsys-protos.h,
15446 build/fix-header$(build_exeext), build/fix-header.o,
15447 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15448 stmp-install-fixproto): Remove.
15449 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15450 SYSCALLS.c or fixproto files.
15451 (install-common): Don't install protoize.
15452 (install-headers-tar, install-headers-cpio, install-headers-cp):
15453 Don't depend on $(STMP_FIXPROTO).
15454 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15455 install fixproto files or write out fixproto settings.
15456 (uninstall): Don't uninstall protoize.
15457 * config.gcc (use_fixproto): Remove.
15458 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15459 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15460 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15461 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15462 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15463 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15464 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15465 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15466 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15467 * config/t-vxworks (STMP_FIXPROTO): Remove.
15468 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15469 STMP_FIXPROTO): Remove.
15470 * config.in, configure: Regenerate.
15471 * crtstuff.c (gid_t, uid_t): Don't undefine.
15472 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15473 (arm-*-coff, arm-*-aout: Remove target entries.
15474 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15475 Remove mention of AIX 4.1.
15476 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15477 * doc/invoke.texi (Running Protoize): Remove.
15478 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15479 (Protoize Caveats): Remove.
15480 * tsystem.h: Update comments on headers assumed to exist.
15482 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15484 * genautomata.c: Add a new year to the copyright. Add a new
15486 (struct insn_reserv_decl): Add comments for member bypass_list.
15487 (find_bypass): Remove.
15488 (insert_bypass): New.
15489 (process_decls): Use insert_bypass.
15490 (output_internal_insn_latency_func): Output all bypasses with the
15491 same input insn in one switch case.
15493 * rtl.def (define_bypass): Describe bypass choice.
15494 * doc/md.texi (define_bypass): Ditto.
15496 2009-03-27 Richard Guenther <rguenther@suse.de>
15498 * gimplify.c (mark_addressable): Export.
15499 * tree-flow.h (mark_addressable): Declare.
15500 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15501 * tree-ssa.c (verify_phi_args): Verify that address taken
15502 variables have TREE_ADDRESSABLE set.
15504 2009-03-27 Richard Guenther <rguenther@suse.de>
15506 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15507 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15508 Do not mark decls TREE_ADDRESSABLE.
15509 (build_fold_addr_expr): Adjust.
15510 (fold_addr_expr): Remove.
15511 (fold_unary): Use build_fold_addr_expr.
15512 (fold_comparison): Likewise.
15513 (split_address_to_core_and_offset): Likewise.
15514 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15516 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15517 (gimplify_modify_expr_to_memcpy): Mark source and destination
15519 * omp-low.c (create_omp_child_function): Mark the object decl
15521 (lower_rec_input_clauses): Mark the var we take the address of
15523 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15525 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15527 PR middle-end/39315
15528 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15529 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15531 2009-03-27 Richard Guenther <rguenther@suse.de>
15533 PR tree-optimization/39120
15534 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15536 (handle_lhs_call): Process return constraints. Add escape
15537 constraints if necessary.
15538 (handle_const_call): Fill out return constraints. Make nested
15539 case more precise. Avoid consttmp if possible.
15540 (handle_pure_call): Fill out return constraints. Avoid
15541 callused if possible.
15542 (find_func_aliases): Simplify call handling.
15544 2009-03-27 Richard Guenther <rguenther@suse.de>
15546 PR tree-optimization/39120
15547 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15548 as a representative.
15549 (solve_graph): Do propagate CALLUSED.
15550 (handle_pure_call): Use a scalar constraint from CALLUSED for
15552 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15555 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15558 * c-common.c (handle_aligned_attribute): Properly check alignment
15559 overflow. Use (1U << i) instead of (1 << i).
15561 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15563 * expr.h (get_mem_align_offset): Updated.
15565 * tree.h (tree_decl_common): Change align to "unsigned int" and
15566 move it before pointer_alias_set.
15568 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15569 Jakub Jelinek <jakub@redhat.com>
15572 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15573 gr_register_operand with gr_reg_or_0_operand.
15574 (cmpxchg_rel_di): Likewise.
15575 (sync_lock_test_and_set<mode>): Likewise.
15577 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15579 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15580 (true_regnum): Likewise.
15582 * rtlanal.c (subreg_info): Moved to ...
15583 * rtl.h (subreg_info): Here. New.
15584 (subreg_get_info): New.
15586 * rtlanal.c (subreg_get_info): Make it extern.
15588 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15591 * config/i386/i386.c (ix86_abi): New.
15592 (override_options): Handle -mabi=.
15593 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15594 (ix86_call_abi_override): Likewise.
15595 (init_cumulative_args): Likewise.
15596 (function_arg_advance): Likewise.
15597 (function_arg_64): Likewise.
15598 (function_arg): Likewise.
15599 (ix86_pass_by_reference): Likewise.
15600 (ix86_function_value_regno_p): Likewise.
15601 (ix86_build_builtin_va_list_abi): Likewise.
15602 (setup_incoming_varargs_64): Likewise.
15603 (is_va_list_char_pointer): Likewise.
15604 (ix86_init_machine_status): Likewise.
15605 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15606 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15607 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15608 (ix86_function_abi): Make it static and return enum calling_abi.
15609 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15611 (ix86_fn_abi_va_list): Updated.
15613 * config/i386/i386.h (ix86_abi): New.
15614 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15615 (CONDITIONAL_REGISTER_USAGE): Likewise.
15616 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15617 (machine_function): Likewise.
15619 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15621 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15622 (STACK_BOUNDARY): Likewise.
15623 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15625 * config/i386/i386.opt (mabi=): New.
15627 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15628 return enum calling_abi.
15629 (ix86_function_type_abi): Likewise.
15630 (ix86_function_abi): Removed.
15632 * doc/invoke.texi: Document -mabi= option for x86.
15634 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15636 * builtins.c (real_dconstp): Delete.
15637 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15639 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15640 Jakub Jelinek <jakub@redhat.com>
15643 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15644 (gen_subprogram_die): When a function is explicit, generate the
15645 DW_AT_explicit attribute.
15646 * langhooks.h (struct lang_hooks_for_decls): Add
15647 function_decl_explicit_p langhook.
15648 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15649 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15651 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15653 * builtins.c (fold_builtin_memory_op): Optimize memmove
15654 into memcpy if we can prove source and destination don't overlap.
15656 * tree-inline.c: Include gt-tree-inline.h.
15657 (clone_fn_id_num): New variable.
15658 (clone_function_name): New function.
15659 (tree_function_versioning): Use it.
15660 * Makefile.in (GTFILES): Add tree-inline.c.
15662 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15664 * BASE-VER: Change to 4.5.0.
15666 2009-03-27 Xinliang David Li <davidxl@google.com>
15668 PR tree-optimization/39557
15669 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15671 2009-03-27 Xinliang David Li <davidxl@google.com>
15673 PR tree-optimization/39548
15674 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15677 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15679 * c-common.c (pointer_int_sum): Use %wd on return from
15682 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15684 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15685 on return from tree_low_cst.
15687 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15690 * ginclude/stdarg.h (va_copy): Define also for
15691 __GXX_EXPERIMENTAL_CXX0X__.
15693 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15696 * builtins.h (c_strlen): Do not warn here.
15697 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15698 * c-common.c (pointer_int_sum): Take an explicit location.
15699 Warn about offsets out of bounds.
15700 * c-common.h (pointer_int_sum): Adjust declaration.
15702 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15704 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15707 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15710 * opts.c (warn_if_disallowed_function_p): Don't assume
15711 get_callee_fndecl must return non-NULL.
15713 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15715 PR rtl-optimization/39522
15716 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15717 when reg_reloaded_valid is set.
15719 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15721 * config/spu/divv2df3.c: New file.
15722 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15723 (DPBIT_FUNCS): Filter out _div_df.
15725 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15727 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15728 a jump insn, count that jump in the distance to the loop start.
15730 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15733 * config/sh/sh.c (calc_live_regs): Fix condition for global
15734 registers except PIC_OFFSET_TABLE_REGNUM.
15736 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15739 * doc/invoke.texi (-mconsole): New.
15741 (-mno-cygwin): New.
15743 (-mnop-fun-dllimport): New.
15747 (sub section "i386 and x86-64 Windows Options"): New.
15749 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15751 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15752 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15754 2009-03-25 Richard Guenther <rguenther@suse.de>
15756 PR middle-end/39497
15757 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15760 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15762 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15763 neither of haifa/selective schedulers are working.
15765 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15767 * doc/invoke.texi (Debugging Options): Fix description of
15768 -fno-merge-debug-strings.
15770 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15772 * config/cris/libgcc.ver: New version-script.
15773 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15775 * configure.ac <GAS features, nop mnemonic>: Add pattern
15776 crisv32-*-* for "nop".
15777 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15778 * configure: Regenerate.
15780 2009-03-24 Ira Rosen <irar@il.ibm.com>
15782 PR tree-optimization/39529
15783 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15784 mark_sym_for_renaming for the tag copied to the new vector
15787 2009-03-24 Arthur Loiret <aloiret@debian.org>
15789 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15790 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15791 EXTRA_SPEC_FUNCTIONS.
15792 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15793 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15794 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15795 -march and -mtune options.
15797 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15799 * config/m68k/t-rtems: Add m5329 multilib.
15801 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15802 Jakub Jelinek <jakub@redhat.com>
15805 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15808 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15811 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15812 instead of c_parser_expression_conv, if original_code isn't one of the
15813 4 allowed comparison codes, fail.
15815 2009-03-23 Richard Guenther <rguenther@suse.de>
15817 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15818 * tree.h (struct tree_type): Likewise.
15819 * reload.h (struct insn_chain): Likewise.
15820 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15821 * function.h (struct function): Likewise.
15822 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15824 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15826 PR tree-optimization/39516
15827 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15829 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15831 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15832 should be set true if BITS_PER_WORD of target is bigger than 32
15834 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15836 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15837 Translate -B-options to -rpath-link. Correct existing
15838 rpath-link and conditionalize on !nostdlib.
15840 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15842 * doc/extend.texi (Function Attributes, Variable Attributes):
15844 * doc/invoke.texi (Debugging Options, Optimize Options)
15845 (i386 and x86-64 Options, MCore Options): Likewise.
15847 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15850 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15851 it for block local namespace aliases.
15852 (gen_decl_die): Pass context_die to gen_namespace_die.
15854 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15857 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15858 minimum or maximum value.
15860 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15862 * reginfo.c (globalize_reg): Recompute derived reg sets.
15864 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15867 * libgcc2.c (mprotect): Do not use signed arguments for
15868 VirtualProtect, use DWORD arguments. Also fix the 'may
15869 be used uninitialized' warning for the np variable.
15871 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15874 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15875 functions using regparm calling conventions when not optimizing.
15876 (ix86_function_sseregparm): Similarly for sseregparm calling
15879 2009-03-19 Li Feng <nemokingdom@gmail.com>
15881 PR middle-end/39500
15882 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15883 dependence if the first conflict is after niter iterations.
15885 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15887 PR middle-end/38609
15888 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15889 functions with dynamic stack-pointer adjustments.
15891 2009-03-19 Ben Elliston <bje@au.ibm.com>
15893 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15894 option; change to -msdata=data.
15896 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15898 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15901 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15904 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15906 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15908 * doc/invoke.texi (Code Gen Options): Expand discussion of
15911 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15913 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15914 * matrix-reorg.c (struct matrix_info): Likewise.
15915 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15916 * rtl.h (struct mem_attrs): Likewise.
15917 * df.h (struct df): Likewise.
15918 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15919 * ira-int.h (struct ira_allocno): Likewise.
15920 * df-scan.c (struct df_collection_rec): Likewise.
15921 * ira.c (struct equivalence): Likewise.
15922 * function.c (struct temp_slot): Likewise.
15923 * cfgloop.h (struct loop): Likewise.
15926 * function.c (use_register_for_decl): When not optimizing, disregard
15927 register keyword for variables with types containing methods.
15929 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15931 PR middle-end/39447
15932 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15933 (is_simple_operand): Call contains_component_ref_p before calling data
15934 reference analysis that would fail on COMPONENT_REFs.
15936 * tree-vrp.c (search_for_addr_array): Fix formatting.
15938 2009-03-18 Richard Guenther <rguenther@suse.de>
15940 * tree-vect-transform.c (vect_loop_versioning): Fold the
15941 generated comparisons.
15942 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15943 (slpeel_tree_peel_loop_to_edge): Likewise.
15945 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15947 PR middle-end/37805
15948 * opts.c (print_specific_help): In addition to `undocumented',
15949 accept `separate' and `joined' flags if passed alone. Describe
15950 output by the first matched one of those.
15951 (common_handle_option): Skip over empty strings.
15952 * gcc.c (display_help): Fix help string for `--help='.
15953 * doc/invoke.texi (Option Summary, Overall Options): With
15954 `--help=', classes and qualifiers can both be repeated, but
15955 only the latter can be negated. One should not pass only
15956 negated qualifiers. Fix markup and examples.
15959 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15960 PR middle-end/37805
15961 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15962 and -fhelp=separate.
15964 2009-03-17 Jing Yu <jingyu@google.com>
15966 PR middle-end/39378
15967 * function.h (struct rtl_data): Move is_thunk from here...
15968 (struct function): ...to here.
15969 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15970 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15972 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15974 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15975 (alpha_output_function_end_prologue): Likewise.
15976 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15977 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15978 (rs6000_output_function_epilogue): Likewise.
15979 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15981 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15984 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15985 from different units in a single alternative.
15986 (*truncdfsf_i387): Ditto.
15987 (*truncxfsf2_mixed): Ditto.
15988 (*truncxfdf2_mixed): Ditto.
15990 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15992 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15993 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15996 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15997 unused non-artificial variables when not optimizing.
16000 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16001 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16002 NAMESPACE_DECL in its DECL_INITIAL.
16004 PR middle-end/39443
16005 * optabs.c (set_user_assembler_libfunc): New function.
16006 * expr.h (set_user_assembler_libfunc): New prototype.
16007 * c-common.c: Include libfuncs.h.
16008 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16009 for memcmp, memset, memcpy, memmove and abort.
16010 * Makefile.in (c-common.o): Depend on libfuncs.h.
16013 * dwarf2out.c (gen_inlined_enumeration_type_die,
16014 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16015 gen_tagged_type_instantiation_die): Removed.
16016 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16019 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16022 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16024 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16025 (check-parallel-%): Ditto.
16026 (check-consistency): Ditto.
16028 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16030 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16031 local variable rhs by NULL_TREE.
16033 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16036 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16038 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16041 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16043 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16046 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16047 for ms->sysv ABI calls only in 64bit mode.
16049 * config/i386/i386.md (untyped_call): Support 32bit.
16051 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16053 * doc/extend.texi: Replace x86_65 with x86_64.
16055 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16057 PR tree-optimization/39455
16058 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16059 mismatches for POINTER_TYPE_P (type).
16060 (number_of_iterations_le): Likewise.
16062 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16064 * config/picochip/picochip.c: Removed profiling support.
16065 * config/picochip/picochip.md: Removed profiling instruction.
16066 * config/picochip/picochip.h: Removed profiling builtin.
16068 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16070 * doc/install.texi (--with-host-libstdcxx): Document.
16072 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16075 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16076 generate a warning if the function name does not begin with
16077 "__vector" and the function has either the 'signal' or 'interrupt'
16078 attribute, from here to ...
16079 (avr_declare_function_name): ...here. New function.
16080 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16081 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16083 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16086 * cse.c (fold_rtx): Don't modify original const_arg1 when
16087 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16088 separate variable instead.
16089 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16090 from out of range shift counts.
16091 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16093 2009-03-13 Catherine Moore <clm@codesourcery.com>
16095 * config/i386/x-mingw32 (host-mingw32.o): Replace
16096 diagnostic.h with $(DIAGNOSTIC_H).
16098 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16101 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16103 * config/i386/sync.md (sync_compare_and_swap<mode>,
16104 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16105 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16107 (sync_double_compare_and_swapdi_pic,
16108 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16109 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16111 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16114 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16116 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16119 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16120 (avx_addsubv4df3): Likewise.
16121 (*avx_addsubv4sf3): Likewise.
16122 (sse3_addsubv4sf3): Likewise.
16124 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16127 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16129 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16132 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16133 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16134 registers for allocnos created from user-defined variables.
16136 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16139 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16140 of non-integer mode as well.
16142 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16144 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16145 for functions for which the parameter types are unknown.
16147 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16150 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16151 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16152 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16153 * config/i386/i386.c (ix86_local_alignment): For
16154 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16155 long long variables on the stack to avoid dynamic realignment.
16156 Allow the first argument to be a decl rather than type.
16157 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16159 2009-03-11 Nick Clifton <nickc@redhat.com>
16162 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16164 Add description to mno-lsim option.
16165 * config/mcore/mcore.h: Remove comment about deprecated m4align
16167 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16168 * doc/invoke.texi: Add description of mno-lsim and
16169 mstack-increment options.
16171 * config/fr30/fr30.opt: Document the -mno-lsim option.
16172 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16173 and -mno-lsim options.
16175 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16177 * fold-const.c (fold_comparison): Only call fold_inf_compare
16178 if the mode supports infinities.
16180 2009-03-11 Jason Merrill <jason@redhat.com>
16183 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16184 end already did. Notice GIMPLE_CALL modifications of the result.
16185 Don't copy debug information from an ignored decl or a decl from
16188 2009-03-10 Richard Guenther <rguenther@suse.de>
16189 Nathan Froyd <froydnj@codesourcery.com>
16191 PR middle-end/37850
16192 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16193 (__divMODE3): Likewise.
16195 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16197 PR tree-optimization/39394
16198 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16199 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16201 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16203 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16204 inline asms for register asm ("") declarations.
16206 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16208 * fold-const.c (fold_unary): Fix comment.
16210 2009-03-07 Jan Hubicka <jh@suse.cz>
16213 * tree-inline.c (setup_one_parameter): Do replacement of const
16214 argument by constant in SSA form.
16216 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16218 PR middle-end/38028
16219 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16220 determine alignment passed to assign_stack_local.
16221 (assign_parms_unsplit_complex): Likewise.
16222 * except.c (sjlj_build_landing_pads): Likewise.
16224 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16226 PR middle-end/39360
16227 * tree-flow.h (add_referenced_var): Return bool instead of void.
16228 * tree-dfa.c (add_referenced_var): Return result of
16229 referenced_var_check_and_insert call.
16230 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16231 of referenced_var_check_and_insert.
16234 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16235 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16236 DIE, don't emit it if abstract origin already has it.
16237 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16238 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16240 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16242 * genpreds.c (needs_variable): Fix parentheses at variable name
16244 (write_tm_constrs_h): Indent generated code.
16246 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16248 * doc/extend.texi (Function Attributes): Add documentation
16249 for isr attributes.
16251 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16254 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16255 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16257 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16259 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16262 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16265 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16266 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16268 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16270 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16272 constants instead of magic numbers.
16273 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16275 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16276 (x86_64_ms_abi_int_parameter_registers): Ditto.
16277 (x86_64_int_return_registers): Ditto.
16278 (ix86_maybe_switch_abi): Ditto.
16279 (ix86_expand_call): Ditto for clobbered_registers array.
16280 (ix86_hard_regno_mode_ok): Ditto.
16281 (x86_extended_QIreg_mentioned_p): Ditto.
16283 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16285 PR tree-optimization/39349
16286 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16288 * combine.c (gen_lowpart_for_combine): Use omode when generating
16291 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16293 PR rtl-optimization/39235
16294 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16296 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16298 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16300 2009-03-04 Richard Guenther <rguenther@suse.de>
16302 PR tree-optimization/39362
16303 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16304 that occur in abnormal PHIs should be varying.
16306 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16308 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16310 (simple_iv): Take loop as an argument instead of statement.
16311 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16312 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16314 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16316 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16317 * matrix-reorg.c (analyze_transpose): Ditto.
16318 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16319 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16320 * tree-predcom.c (ref_at_iteration): Ditto.
16321 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16323 2009-03-04 Richard Guenther <rguenther@suse.de>
16325 PR tree-optimization/39358
16326 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16327 escaped_id and callused_id.
16328 (solve_graph): Likewise.
16330 2009-03-04 Richard Guenther <rguenther@suse.de>
16332 PR tree-optimization/39339
16333 * tree-sra.c (try_instantiate_multiple_fields): Make it
16334 no longer ICE on the above.
16336 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16338 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16339 that fits within Pmode.
16341 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16343 PR middle-end/10109
16344 * tm.texi (LIBCALL_VALUE): Update description.
16346 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16348 PR middle-end/34443
16349 * doc/extend.texi (section): Update description.
16351 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16353 PR middle-end/39345
16354 * tree-inline.c (remapped_type): New.
16355 (can_be_nonlocal): Call remapped_type instead of remap_type.
16357 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16360 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16361 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16363 2009-03-03 Richard Guenther <rguenther@suse.de>
16365 PR middle-end/39272
16366 * tree.c (tree_nonartificial_location): New function.
16367 * tree.h (tree_nonartificial_location): Declare.
16368 * builtins.c (expand_builtin_memory_chk): Provide location
16369 of the call location for artificial function pieces.
16370 (maybe_emit_chk_warning): Likewise.
16371 (maybe_emit_sprintf_chk_warning): Likewise.
16372 (maybe_emit_free_warning): Likewise.
16373 * expr.c (expand_expr_real_1): Likewise.
16375 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16377 PR tree-optimization/39343
16378 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16379 COMPONENT_REF t has ARRAY_TYPE.
16381 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16383 PR middle-end/39335
16384 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16385 when the type precision of the induction variable should be
16386 larger than the type precision of nit.
16387 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16388 * graphite.c (graphite_loop_normal_form): Same.
16389 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16391 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16393 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16394 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16395 numbers to describe clobbered registers.
16396 (*call_value_0_rex64_ms_sysv): Ditto.
16397 * config/i386/mmx.md (mmx_emms): Ditto.
16398 (mmx_femms): Ditto.
16400 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16402 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16405 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16407 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16408 (spu_section_type_flags): New function.
16410 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16412 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16413 reg_class_contents of FLOAT_REGS into a temporary.
16415 2009-03-02 Richard Guenther <rguenther@suse.de>
16416 Ira Rosen <irar@il.ibm.com>
16418 PR tree-optimization/39318
16419 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16420 information to the vectorized statement.
16422 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16424 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16425 variable. Use defined names instead of magic constants for REX SSE
16428 2009-03-01 Richard Guenther <rguenther@suse.de>
16430 PR tree-optimization/39331
16431 * omp-low.c (lower_send_shared_vars): Do not receive new
16432 values for the reference of DECL_BY_REFERENCE parms or results.
16434 2009-03-01 Jan Hubicka <jh@suse.cz>
16437 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16438 BLOCK_NONLOCALIZED_VAR): New macros.
16439 (tree_block): Add nonlocalized_vars.
16440 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16441 gen_decl_die): Add origin argument. Allow generation of die with
16442 origin at hand only.
16443 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16444 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16446 (gen_block_die): Fix checking for unused blocks.
16447 (process_scope_var): Break out from .... ; work with origins only.
16448 (decls_for_scope) ... here; process nonlocalized list.
16449 (dwarf2out_ignore_block): Look for nonlocalized vars.
16450 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16452 (dump_scope_block): Dump them.
16453 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16454 (remap_block): Likewise.
16455 (can_be_nonlocal): New predicate.
16456 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16458 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16460 * configure: Regenerate.
16462 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16464 * optc-gen.awk: No need to duplicate option flags twice.
16465 Reuse help texts for duplicate options which do not have any.
16467 * gcc.c (display_help): Document --version.
16469 * gcc.c (main): If print_help_list and verbose_flag, ensure
16470 driver output comes before subprocess output.
16472 * optc-gen.awk: Assign all remaining fields to help string,
16473 space-separated, for multi-line help in *.opt.
16475 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16476 -Wno-pedantic-ms-format is for MinGW targets only.
16478 * doc/options.texi (Option file format): Fix bad indentation,
16479 restoring dropped sentence.
16481 2009-02-28 Jan Hubicka <jh@suse.cz>
16483 * tree-inline.c (tree_function_versioning): Output debug info.
16485 2009-02-28 Jan Hubicka <jh@suse.cz>
16488 * tree-inline.c (setup_one_parameter): Do not copy propagate
16489 arguments when not optimizing.
16491 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16494 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16495 (avx_addsubv4df3): Likewise.
16496 (*avx_addsubv4sf3): Likewise.
16497 (sse3_addsubv4sf3): Likewise.
16498 (*avx_addsubv2df3): Likewise.
16499 (sse3_addsubv2df3): Likewise.
16500 (avx_unpckhps256): Correct item selectors.
16501 (avx_unpcklps256): Likewise.
16502 (avx_unpckhpd256): Likewise.
16503 (avx_unpcklpd256): Likewise.
16505 2009-02-28 Jan Hubicka <jh@suse.cz>
16507 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16509 (copy_arguments_for_versioning): If var is declared don't declare it.
16510 (tree_function_versioning): First setup substitutions and then copy
16513 2009-02-27 Jan Hubicka <jh@suse.cz>
16516 * cgraph.h (varpool_output_debug_info): Remove.
16517 * cgraphunit.c (varpool_output_debug_info): Remove.
16518 * dwarf2out.c (deferred_locations_struct): New struct
16519 (deferred_locations): New type.
16520 (deferred_locations_list): New static var.
16521 (deffer_location): New function.
16522 (gen_variable_die): Use it.
16523 (decls_for_scope): Output info on local static vars.
16524 (dwarf2out_finish): Process deferred locations.
16525 * varpool.c (varpool_output_debug_info): Remove.
16527 2009-02-27 Jan Hubicka <jh@suse.cz>
16530 * tree.h (TREE_PROTECTED): Fix comment.
16531 (BLOCK_HANDLER_BLOCK): Remove.
16532 (struct tree_block): Remove handler_block add body_block.
16533 (inlined_function_outer_scope_p): New.
16534 (is_body_block): Remove.
16535 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16536 * dwarf2out.c (is_inlined_entry_point): Remove.
16537 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16538 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16540 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16541 * gimplify.c (gimplify_expr): Gimplify body blocks.
16542 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16543 block with multiple subblocks.
16544 (dump_scope_block): Prettier output; dump more flags and info.
16545 (dump_scope_blocks): New.
16546 (remove_unused_locals): Use dump_scope_blocks.
16547 * tree-flow.h (dump_scope_blocks): Declare.
16548 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16549 * stmt.c (is_body_block): Remove.
16550 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16551 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16553 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16555 PR middle-end/39308
16556 * graphite.c (graphite_loop_normal_form): Do not call
16557 number_of_iterations_exit from a gcc_assert.
16559 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16561 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16562 jumps if COND is NULL.
16563 (find_cond_jump): New function.
16564 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16565 * config/s390/s390.md: Remove z10_cobra attribute value.
16567 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16569 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16570 force_const_mem returns NULL_RTX.
16572 2009-02-26 Jan Hubicka <jh@suse.cz>
16575 * cgraph.h (varpool_output_debug_info): Remove.
16576 * cgraphunit.c (varpool_output_debug_info): Remove.
16577 * dwarf2out.c (deferred_locations_struct): New struct
16578 (deferred_locations): New type.
16579 (deferred_locations_list): New static var.
16580 (deffer_location): New function.
16581 (gen_variable_die): Use it.
16582 (decls_for_scope): Output info on local static vars.
16583 (dwarf2out_finish): Process deferred locations.
16584 * varpool.c (varpool_output_debug_info): Remove.
16586 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16588 PR rtl-optimization/39241
16589 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16590 to subreg_offset_representable_p.
16592 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16594 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16595 execute function prototype. Get f and nregs from max_reg_num
16596 and get_insns. Remove the first backward pass as it's dead,
16597 guard the forward pass by flag_expensive_optimizations.
16598 (rest_of_handle_regmove): Delete.
16599 (pass_regmove): Replace it with regmove_optimize.
16601 2009-02-25 Martin Jambor <mjambor@suse.cz>
16603 PR tree-optimization/39259
16604 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16605 calls_alloca function flags.
16606 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16607 calls are detected.
16609 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16611 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16612 flags_set_1_rtx, flags_set_1_set): Delete.
16613 (regmove_optimize): Do not call mark_flags_life_zones.
16615 2009-02-24 Julian Brown <julian@codesourcery.com>
16618 * config/arm/arm.c (require_pic_register): Only set
16619 cfun->machine->pic_reg once per function.
16621 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16623 * doc/invoke.texi (Link Options): Document an easier way to pass
16624 options that take arguments to the GNU linker using -Xlinker and -Wl.
16626 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16629 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16631 2009-02-24 Richard Guenther <rguenther@suse.de>
16634 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16636 2009-02-24 Richard Guenther <rguenther@suse.de>
16637 Zdenek Dvorak <ook@ucw.cz>
16639 PR tree-optimization/39233
16640 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16641 from converting them to a generic type.
16643 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16645 PR tree-optimization/39260
16646 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16647 contains a condition with a real type.
16648 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16650 2009-02-23 Jason Merrill <jason@redhat.com>
16653 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16654 narrowing_initializer_constant_valid_p.
16655 (narrowing_initializer_constant_valid_p): Don't return
16656 null_pointer_node for adding a pointer to itself.
16658 2009-02-23 Jan Hubicka <jh@suse.cz>
16661 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16664 2009-02-23 Jan Hubicka <jh@suse.cz>
16666 PR tree-optimization/37709
16667 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16668 * tree.h (block_ultimate_origin): Declare.
16669 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16670 * tree-ssa-live.c (remove_unused_scope_block_p):
16671 Eliminate blocks containig no instructions nor live variables nor
16673 (dump_scope_block): New function.
16674 (remove_unused_locals): Enable removal of dead blocks by default;
16675 enable dumping at TDF_DETAILS.
16677 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16679 * config/i386/i386.c (classify_argument): Don't allow COImode
16681 (function_arg_advance_32): Don't allow OImode.
16682 (function_arg_32): Likewise.
16683 (function_value_32): Likewise.
16684 (return_in_memory_32): Likewise.
16685 (function_arg_64): Remove OImode comment.
16687 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16690 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16691 ix86_expand_vector_set for V4DImode in 64bit mode only.
16692 (ix86_expand_vector_init_one_var): Likewise.
16694 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16696 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16698 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16701 * loop-iv.c: Revert last change.
16702 * emit-rtl.c: Likewise.
16704 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16707 * config/i386/i386.c (type_natural_mode): Remove an extra
16708 space in the warning message.
16709 (function_value_32): Handle 32-byte vector modes.
16710 (return_in_memory_32): Likewise.
16712 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16714 * loop-iv.c (truncate_value): New function.
16715 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16717 (lowpart_subreg): Move to...
16718 * emit-rtl.c: ...here.
16720 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16722 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16723 accidental and undocumented change at revision 140860.
16725 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16727 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16728 take gimple_seq * arguments.
16729 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16730 types_compatible_p langhook.
16732 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16733 Joseph Myers <joseph@codesourcery.com>
16735 * config/arm/arm.c (arm_builtin_va_list): New function.
16736 (arm_expand_builtin_va_start): Likewise.
16737 (arm_gimplify_va_arg_expr): Likewise.
16738 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16739 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16740 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16741 (va_list_type): New variable.
16742 (arm_mangle_type): Mangle va_list_type appropriately.
16744 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16746 PR middle-end/39157
16747 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16748 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16749 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16750 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16751 parameter to 1000 for -O1 by default.
16752 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16754 * loop-invariant.c: Include params.h.
16755 (move_loop_invariants): Don't call move_single_loop_invariants on
16758 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16760 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16761 offset when calculating bounds for indexing stack_usage_map. Fixes
16762 a buffer overflow with certain target setups.
16764 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16767 * calls.c (expand_call): Clear try_tail_call if caller and callee
16768 disagree in promotion of function return value.
16770 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16773 * c-common.c (c_determine_visibility): If visibility changed and
16774 DECL_RTL has been already set, call make_decl_rtl to update symbol
16777 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16780 * varasm.c (assemble_variable): Don't check DECL_NAME when
16781 globalizing a variable.
16783 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16786 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16787 expression before any __builtin_trap call.
16788 * c-typeck.c (build_function_call): Convert and check function
16789 arguments before generating a call to a trap. Evaluate the
16790 function arguments before the trap.
16792 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16795 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16796 (UNSPEC_FXAM_MEM): New unspec.
16797 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16798 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16799 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16801 2009-02-19 Richard Guenther <rguenther@suse.de>
16803 PR tree-optimization/39207
16804 PR tree-optimization/39074
16805 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16806 storedanything_tree): New.
16807 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16808 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16809 (build_succ_graph): Add edges from STOREDANYTHING to all
16811 (init_base_vars): Initialize STOREDANYTHING.
16812 (compute_points_to_sets): Free substitution info after
16813 building the succ graph.
16814 (ipa_pta_execute): Likewise.
16816 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16818 (do_ds_constraint): Do not add to special var or non-pointer
16820 (type_could_have_pointers): Split out from ...
16821 (could_have_pointers): ... here. For arrays use the element type.
16822 (create_variable_info_for): Initialize may_have_pointers.
16823 (new_var_info): Likewise.
16824 (handle_lhs_call): Make the HEAP variable unknown-sized.
16825 (intra_create_variable_infos): Use a type with pointers for
16826 PARM_NOALIAS, make it unknown-sized.
16828 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16831 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16833 2009-02-18 Jason Merrill <jason@redhat.com>
16836 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16837 value if DECL_EXTERNAL.
16838 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16839 * target.h (gcc_target::binds_local_p): Clarify "module".
16840 * tree.h (TREE_PUBLIC): Clarify "module".
16842 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16845 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16846 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16848 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16851 * c.opt (Wabi): Support C and ObjC.
16854 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16856 * config/i386/i386.c (classify_argument): Warn once about the ABI
16857 change when passing union with long double.
16859 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16861 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16864 * c-parser.c (c_parser_compound_statement): Always enter and leave
16867 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16870 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16872 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16874 PR tree-optimization/36922
16875 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16876 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16879 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16881 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16884 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16886 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16888 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16890 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16893 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16894 Richard Sandiford <rdsandiford@googlemail.com>
16896 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16897 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16898 (loongson_biadd): ...this.
16900 2009-02-17 Richard Guenther <rguenther@suse.de>
16902 PR tree-optimization/39202
16903 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16904 a var make sure to follow existing collapses.
16906 2009-02-17 Richard Guenther <rguenther@suse.de>
16908 PR middle-end/39214
16909 * langhooks.c (lhd_print_error_function): Check for NULL block.
16911 2009-02-17 Richard Guenther <rguenther@suse.de>
16913 PR tree-optimization/39204
16914 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16917 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16919 * config/soft-fp/double.h: Update from glibc CVS.
16921 2009-02-17 Richard Guenther <rguenther@suse.de>
16923 PR tree-optimization/39207
16924 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16925 strict-aliasing warnings for pointers pointing to NULL.
16927 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16930 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16931 skipping until next close brace.
16933 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16936 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16937 to function argument boundary.
16939 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16941 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16942 in the lea_add. Reload eventually constraints it properly.
16943 * config/picochip/constraints.md: Remove the target constraint
16944 "b", since it is not needed anymore.
16946 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16948 * gthr-dce.h: Uglify function parameter and local variable names.
16949 * gthr-gnat.h: Likewise.
16950 * gthr-mipssde.h: Likewise.
16951 * gthr-nks.h: Likewise.
16952 * gthr-posix95.h: Likewise.
16953 * gthr-posix.h: Likewise.
16954 * gthr-rtems.h: Likewise.
16955 * gthr-single.h: Likewise.
16956 * gthr-solaris.h: Likewise.
16957 * gthr-tpf.h: Likewise.
16958 * gthr-vxworks.h: Likewise.
16959 * gthr-win32.h: Likewise.
16961 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16964 * config/i386/i386.md: Restrict the new peephole2 to move
16965 between MMX/SSE registers.
16967 2009-02-15 Richard Guenther <rguenther@suse.de>
16970 2009-02-13 Richard Guenther <rguenther@suse.de>
16972 * configure.ac: Enable LFS.
16973 * configure: Re-generate.
16974 * config.in: Likewise.
16976 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16978 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16979 spu_srqwbyte, spu_srqwbytebc): Define.
16980 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16981 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16982 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16983 "shrqby_<mode>"): New insn-and-split patterns.
16984 * config/spu/spu.c (expand_builtin_args): Determine and return
16985 number of operands using spu_builtin_description data.
16986 (spu_expand_builtin_1): Use it.
16988 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16991 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16994 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16997 * config/i386/i386.c (override_options): Correct warning
16998 messages for -malign-loops, -malign-jumps and -malign-functions.
17000 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17003 * config/i386/i386.md: Restrict the new peephole2 to move
17004 between the general purpose registers.
17006 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17009 * config/i386/i386.c (type_natural_mode): Add a new argument.
17010 Return the original mode and warn ABI change if vector size is 32byte.
17011 (function_arg_advance): Updated.
17012 (function_arg): Likewise.
17013 (ix86_function_value): Likewise.
17014 (ix86_return_in_memory): Likewise.
17015 (ix86_sol10_return_in_memory): Likewise.
17016 (ix86_gimplify_va_arg): Likewise.
17017 (function_arg_32): Don't warn ABX ABI change here.
17018 (function_arg_64): Likewise.
17020 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17022 * loop-iv.c (implies_p): In the final case, test that operands 0
17023 of the two comparisons match.
17025 * config/bfin/bfin.c (find_prev_insn_start): New function.
17026 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17027 (find_next_insn_start): Move.
17029 2009-02-13 Richard Guenther <rguenther@suse.de>
17031 * configure.ac: Enable LFS.
17032 * configure: Re-generate.
17033 * config.in: Likewise.
17035 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17038 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17039 sizes on syntax error after some arguments have been parsed.
17041 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17043 * doc/invoke.texi (-fira): Remove.
17045 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17047 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17048 * recog.c: Likewise.
17051 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17053 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17054 (umul_ppmm): Likewise.
17055 (count_leading_zeros): Likewise.
17056 (count_trailing_zeros): Likewise.
17057 (UMUL_TIME): Likewise.
17059 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17061 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17062 soft-fp/t-softfp to tmake_file.
17064 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17065 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17066 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17067 IA64_BUILTIN_INFQ]: New.
17068 (ia64_init_builtins): Initialize __builtin_infq,
17069 __builtin_fabsq and __builtin_copysignq if not HPUX.
17070 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17071 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17073 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17075 (__fixtfti): Likewise.
17076 (__fixunstfti): Likewise.
17077 (__floattitf): Likewise.
17079 * config/ia64/libgcc-glibc.ver: New.
17080 * config/ia64/t-fprules-softfp: Likewise.
17081 * config/ia64/sfp-machine.h: Likewise.
17083 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17084 (LIBGCC2_TF_CEXT): Likewise.
17085 (TF_SIZE): Likewise.
17086 (TARGET_INIT_LIBFUNCS): Likewise.
17088 * config/ia64/t-glibc (SHLINB_MAPFILES):
17089 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17091 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17093 * config/i386/i386.c (construct_container): Rewrite processing
17094 BLKmode with X86_64_SSE_CLASS.
17096 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17099 * config/i386/i386.md: Replace simplify_replace_rtx with
17100 replace_rtx in the new peephole2.
17102 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17104 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17105 loop unrolling do not happen at -O2.
17107 2009-02-12 Michael Matz <matz@suse.de>
17109 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17111 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17113 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17116 2009-02-12 Ben Elliston <bje@au.ibm.com>
17118 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17119 patterns when updating the back chain. Missed in the 2009-02-10
17122 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17124 * doc/extend.texi (Decimal Floating Types): Update identifier of
17125 draft TR and list of missing support.
17127 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17129 PR middle-end/39154
17130 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17131 bit to variable length decl's flags, add it also to its
17132 pointer replacement variable.
17134 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17135 Jakub Jelinek <jakub@redhat.com>
17138 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17139 (memory_blockage): New expander.
17140 (*memory_blockage): New insn pattern.
17141 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17142 instead of general blockage at the end of function prologue when
17143 frame pointer is used to access red zone area. Do not emit blockage
17144 when profiling, it is emitted in generic code.
17145 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17146 function epilogue when frame pointer is used to access red zone area.
17148 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17151 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17152 by arithmetic with memory operands.
17153 * config/i386/predicates.md (commutative_operator): New.
17155 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17157 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17160 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17162 * alias.h (record_alias_subset): Declare.
17163 * alias.c (record_alias_subset): Make global.
17165 2009-02-10 Nick Clifton <nickc@redhat.com>
17167 * tree-parloops.c: Change license to GPLv3.
17168 * ipa-struct-reorg.c: Change license to GPLv3.
17169 * ipa-struct-reorg.h: Change license to GPLv3.
17171 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17174 * c-decl.c (start_struct): Return NULL on error.
17176 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17178 PR middle-end/39124
17179 * cfgloopmanip.c (remove_path): Call remove_bbs after
17180 cancel_loop_tree, not before it.
17183 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17184 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17185 VAR_DECLs were seen.
17186 * tree-ssa-live.c (remove_unused_locals): Recompute
17187 cfun->has_local_explicit_reg_vars.
17188 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17189 copies or clearings if cfun->has_local_explicit_reg_vars.
17191 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17194 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17195 of function prologue when frame pointer is used to access
17198 2009-02-10 Richard Guenther <rguenther@suse.de>
17200 PR middle-end/39127
17201 * gimplify.c (gimple_regimplify_operands): Always look if
17202 we need to create a temporary.
17204 2009-02-10 Richard Guenther <rguenther@suse.de>
17206 PR tree-optimization/39132
17207 * tree-loop-distribution.c (todo): New global var.
17208 (generate_memset_zero): Trigger TODO_rebuild_alias.
17209 (tree_loop_distribution): Return todo.
17211 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17214 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17215 (x86_64_reg_class_name): Removed.
17216 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17217 first one isn't X86_64_SSE_CLASS or any other ones aren't
17218 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17219 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17220 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17221 and 3 X86_64_SSEUP_CLASS.
17222 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17223 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17225 2009-02-10 Ben Elliston <bje@au.ibm.com>
17227 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17228 form instruction to update the stack back chain word, even if the
17229 user has disabled the generation of update instructions.
17230 (movdi_<mode>_update_stack): New.
17231 (movsi_update_stack): Likewise.
17232 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17233 always use an update form instruction to update the stack back
17236 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17238 PR middle-end/38953
17239 * graphite.c (if_region_set_false_region): After moving a region in
17240 the false branch of a condition, remove the empty dummy basic block.
17241 (gloog): Remove wrong fix for PR38953.
17243 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17245 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17246 generation due to implicit sign extension.
17248 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17250 PR middle-end/38981
17251 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17252 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17254 2009-02-09 Richard Guenther <rguenther@suse.de>
17256 PR middle-end/35202
17257 * convert.c (convert_to_real): Disable (float)fn((double)x)
17258 to fnf(x) conversion if errno differences may occur and
17259 -fmath-errno is set.
17261 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17263 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17265 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17267 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17270 * c-common.c (handle_alias_attribute): Disallow attribute for
17271 anything not a FUNCTION_DECL or VAR_DECL.
17273 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17276 * real.c (do_compare): Special-case compare of zero against
17277 decimal float value.
17279 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17282 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17283 as indicating flexible array members unless the field itself is
17284 being declarared as the incomplete array.
17286 2009-02-06 Jan Hubicka <jh@suse.cz>
17288 PR tree-optimization/38844
17289 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17290 is already inlined.
17292 2009-02-06 Richard Guenther <rguenther@suse.de>
17294 PR middle-end/38977
17295 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17296 fork because we may expand it as __gcov_fork.
17298 2009-02-06 Nick Clifton <nickc@redhat.com>
17300 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17302 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17304 PR tree-optimization/35659
17305 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17306 vn_phi_eq): Shortcut if hashcode does not match.
17307 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17309 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17310 and avoid iterative_hash_expr.
17311 (FOR_EACH_VALUE_ID_IN_SET): New.
17312 (value_id_compare): Remove.
17313 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17314 sort expressions by value id.
17316 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17319 * config/sh/predicates.md (general_movsrc_operand): Don't check
17320 the subreg of system registers here.
17322 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17325 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17326 on the copied decl.
17328 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17330 PR rtl-optimization/39110
17331 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17332 addresses, not aligned ones.
17334 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17335 Richard Guenther <rguenther@suse.de>
17337 PR tree-optimization/39100
17338 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17339 comment says and add edges.
17341 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17344 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17345 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17347 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17349 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17350 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17351 register_bb_in_sese, new_sese, free_sese): Moved.
17352 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17353 outermost_loop_in_scop, build_scop_iteration_domain,
17354 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17355 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17356 Use loop_in_sese_p instead of loop_in_scop_p.
17357 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17358 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17359 (scopdet_basic_block_info): Fix bug in scop detection.
17360 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17361 eq_loop_to_cloog_loop): Remove.
17362 (nb_loops_around_loop_in_scop, nb_loop
17363 ref_nb_loops): Moved here...
17364 * graphite.h (ref_nb_loops): ... from here.
17365 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17366 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17367 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17368 * testsuite/gcc.dg/graphite/scop-19.c: New
17370 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17371 Hans-Peter Nilsson <hp@axis.com>
17373 PR rtl-optimization/37889
17374 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17375 Move offset handling from PLUS to before the switch. Use new
17376 arguments when considering SYMBOL_REFs too.
17377 (rtx_addr_can_trap_p): Pass dummy offset and size.
17378 (enum may_trap_p_flags): Remove.
17379 (may_trap_p_1): Pass size from MEM_SIZE.
17381 PR rtl-optimization/38921
17382 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17383 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17384 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17385 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17387 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17389 AVX Programming Reference (January, 2009)
17390 * config/i386/sse.md (*vpclmulqdq): New.
17392 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17394 PR tree-optimization/38977
17395 PR gcov-profile/38292
17396 * calls.c (special_function_p): Disregard __builtin_ prefix.
17398 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17400 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17401 non-indexable addresses even before reload.
17403 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17406 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17407 as having variable size. Do not give an error for unnamed
17408 parameters with [*] declarators. Give a warning for type names
17409 with [*] declarators and mark them as variable size.
17410 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17411 for sizeof applied to [*] type names.
17413 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17416 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17418 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17420 * gcc.c (process_command): Update copyright notice dates.
17421 * gcov.c (print_version): Likewise.
17422 * gcov-dump.c (print_version): Likewise.
17423 * mips-tfile.c (main): Likewise.
17424 * mips-tdump.c (main): Likewise.
17426 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17429 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17430 for composite type involving a zero-length array type.
17432 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17435 * function.c (match_asm_constraints_1): Skip over
17436 initial optional % in the constraint.
17438 PR inline-asm/39059
17439 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17440 supported, don't accept FIXED_CSTs.
17441 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17442 and _Sat is used without _Fract/_Accum. Set specs->type to
17443 integer_type_node for cts_fract/cts_accum if fixed point is not
17446 2009-02-02 Catherine Moore <clm@codesourcery.com>
17448 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17450 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17452 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17453 (ABI_HAS_64BIT_SYMBOLS): Use it.
17454 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17456 2009-02-02 Paul Brook <paul@codesourcery.com>
17458 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17460 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17462 PR inline-asm/39058
17463 * recog.h (asm_operand_ok): Add constraints argument.
17464 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17465 recurse on matching constraint.
17466 (check_asm_operands): Pass constraints as 3rd argument to
17467 asm_operand_ok. Don't look up matching constraint here.
17468 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17471 2009-02-02 Ben Elliston <bje@au.ibm.com>
17473 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17474 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17476 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17478 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17479 information. Remove some obsolete information. Reorganize.
17481 * config/pa/fptr.c: Revert license to GPL 2.
17482 * config/pa/milli64.S: Likewise.
17484 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17487 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17488 LIBRARY name in, instead of hard-coding it.
17489 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17490 extra target make frag to tmake_files according to EH model.
17491 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17492 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17493 frags that define makefile variable EH_MODEL appropriately.
17494 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17495 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17496 to "-sjlj" according to type of EH configured.
17497 (LIBGCC_SONAME): Concatenate it to shared library base name.
17498 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17499 to "_sjlj" according to type of EH configured.
17500 (LIBGCC_SONAME): Concatenate it to shared library base name.
17501 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17502 (SHLIB_LINK): Add missing semicolon to if-else construct.
17503 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17504 string value of "pe_dll" command-line option.
17505 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17506 (SHLIB_SONAME): Use it when overriding t-cygming default.
17507 (SHLIB_IMPLIB): Override t-cygming default.
17508 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17509 string value of "pe_dll" command-line option.
17511 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17514 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17515 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17517 2009-01-31 Richard Guenther <rguenther@suse.de>
17519 PR tree-optimization/38937
17520 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17521 computing the transitive closure.
17523 2009-01-30 Richard Guenther <rguenther@suse.de>
17525 PR tree-optimization/39041
17526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17527 Propagate variable indices only if the types match for this stmt.
17529 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17532 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17533 inline but never defined.
17535 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17537 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17538 (*insv_h_di_reg_extimm): New insn.
17539 (*insv_l<mode>_reg_extimm): New insn.
17541 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17543 * config/picochip/picochip.c (flag_conserve_stack): set
17544 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17545 fconserve-stack. Reduce call-overhead used by inliner.
17547 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17550 * common.opt (flag_conserve_stack): Initialised to zero.
17552 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17555 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17556 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17559 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17561 * ira-color.c (allocno_reload_assign): Update comments.
17562 * regmove.c (regmove_optimize): Likewise.
17566 2009-01-29 Robert Millan <rmh@aybabtu.com>
17568 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17569 * config/i386/kopensolaris-gnu.h: New file. Undefine
17570 `MD_UNWIND_SUPPORT'.
17571 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17573 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17575 PR tree-optimization/39007
17576 * tree-loop-distribution.c (generate_builtin): Use
17577 recompute_dominator to compute the immediate dominator of the
17578 basic block just after the loop.
17580 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17582 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17583 (ASM_OUTPUT_DWARF_PCREL): Define.
17585 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17587 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17588 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17589 global. Modify entries about regmove and IRA.
17591 * ra-conflict.c: Remove the file.
17593 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17595 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17596 (pass_regclass_init): Rename to pass_reginfo_init.
17598 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17600 * toplev.h (flag_ira): Remove.
17602 * caller-save.c (setup_save_areas): Remove flag_ira.
17604 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17606 * global.c: Remove the file.
17608 * opts.c (decode_options): Remove flag_ira.
17610 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17612 * regmove.c: Modify file description.
17613 (find_use_as_address, try_auto_increment): Define them only if
17614 AUTO_INC_DEC is defined.
17615 (replacement_quality, replace_in_call_usage, fixup_match_1,
17616 stable_and_no_regs_but_for_p): Remove.
17617 (reg_set_in_bb): Make it static.
17618 (regmove_optimize): Remove flag_ira and code which worked for
17621 * local-alloc.c: Remove the file.
17623 * common.opt (fira): Remove.
17625 * ira.c: Include except.h.
17626 (eliminable_regset): Move from global.c.
17627 (mark_elimination): Ditto. Remove flag_ira.
17628 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17629 equiv_mem_modified, validate_equiv_mem_from_store,
17630 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17631 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17632 no_equiv, recorded_label_ref): Move from local-alloc.c.
17633 (update_equiv_regs): Ditto. Make it static.
17634 (print_insn_chain, print_insn_chains): Move it from global.c.
17635 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17636 (build_insn_chain): Ditto. Make it static.
17637 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17638 Rename to init_live_subregs.
17639 (gate_ira): Remove flag_ira.
17641 * regclass.c: Rename reginfo.c. Change file description.
17642 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17643 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17644 (init_reg_sets_1): Remove code for evaluation of
17645 reg_class_superclasses and losing_caller_save_reg_set.
17646 (init_regs): Remove init_reg_autoinc.
17647 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17648 ok_for_base_p_nonstrict): Remove.
17649 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17650 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17651 corresponding entries.
17652 (dump_regclass, record_operand_costs, scan_one_insn,
17653 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17654 record_address_regs, auto_inc_dec_reg_p): Remove.
17655 (gt-regclass.h): Rename to gt-reginfo.h.
17657 * rtl.h (dump_global_regs, retry_global_alloc,
17658 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17660 * Makefile.in (RA_H): Remove.
17661 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17662 Rename regclass.o to reginfo.o.
17663 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17665 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17666 (GTFILES): Rename regclass.c to reginfo.c.
17668 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17669 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17671 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17672 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17674 (finish_spills): Ditto. Remove code for !flag_ira.
17676 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17678 PR middle-end/35854
17679 * doc/invoke.texi (rtl debug options): Complete rewrite.
17680 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17682 * mode-switching.c (pass_mode_switching): Rename pass from
17683 "mode-sw" to "mode_sw".
17684 * except.c (pass_convert_to_eh_ranges): Rename pass from
17685 "eh-ranges" to "eh_ranges".
17686 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17690 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17691 Alexander Monakov <amonakov@ispras.ru>
17693 PR middle-end/38857
17694 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17696 (move_exprs_to_boundary): Change return type and pass through
17697 should_move from move_op. Relax assert. Update usage ...
17698 (schedule_expr_on_boundary): ... here. Use should_move instead of
17700 (move_op_orig_expr_found): Indicate that insn was disconnected from
17702 (code_motion_process_successors): Do not call after_merge_succs
17703 callback if original expression was not found when traversing any of
17705 (code_motion_path_driver): Change return type. Update prototype.
17706 (move_op): Update comment. Add a new parameter (should_move). Update
17707 prototype. Set *should_move based on indication provided by
17708 move_op_orig_expr_found.
17710 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17712 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17713 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17714 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17715 * config/rs6000/rs6000.c (rs6000_override_options): Default
17716 avoid-indexed-addresses on for Power6, off for everything else.
17717 (avoiding_indexed_address_p): New function.
17718 (rs6000_legitimize_address): Use it.
17719 (rs6000_legitimate_address): Likewise.
17720 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17722 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17724 PR tree-optimization/38997
17725 * tree-loop-distribution.c (generate_memset_zero): Use
17726 POINTER_PLUS_EXPR for a pointer addition.
17728 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17730 * config/s390/s390.md (bswap<mode>2): New pattern added.
17732 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17734 * config/s390/s390.md (*tls_load_31): Added type attribute.
17736 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17738 * config/s390/s390.md: Fix a few comments.
17740 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17742 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17743 (*tm<mode>_full): Fixed z10prop attribute.
17744 (*tst<mode>_extimm): Fixed z10prop attribute.
17745 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17746 (*tstqiCCT_cconly): Fixed z10prop attribute.
17747 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17748 (*movsi_larl): Fixed z10prop attribute.
17749 (*movsi_zarch): Fixed z10prop attribute.
17750 (*movsi_eas): Fixed z10prop attribute.
17751 (*movhi): Fixed z10prop attribute.
17752 (*movqi): Fixed z10prop attribute.
17753 (*movstrictqi): Fixed z10prop attribute.
17754 (*mov<mode>): Fixed z10prop attribute.
17755 (*movcc): Fixed z10prop attribute.
17756 (*sethighpartdi_64): Fixed z10prop attribute.
17757 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17758 (*negdi2_sign_cc): Fixed z10prop attribute.
17759 (*negdi2_sign): Fixed z10prop attribute.
17760 (*absdi2_sign_cc): Fixed z10prop attribute.
17761 (*absdi2_sign): Fixed z10prop attribute.
17762 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17763 (*negabsdi2_sign): Fixed z10prop attribute.
17764 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17765 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17766 (doloop_si64): Fixed z10prop attribute.
17767 (doloop_si31): Fixed z10prop attribute.
17768 (doloop_long): Fixed z10prop attribute.
17769 (indirect_jump): Fixed z10prop attribute.
17770 (nop): Fixed z10prop attribute.
17771 (main_base_64): Fixed z10prop attribute.
17772 (reload_base_64): Fixed z10prop attribute.
17774 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17776 PR rtl-optimization/38740
17777 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17779 * config/mips/mips.c (mips_reorg): Likewise.
17781 2009-01-28 Richard Guenther <rguenther@suse.de>
17783 PR tree-optimization/38926
17784 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17785 with the correct value id to a value.
17786 (do_regular_insertion): Use the value number of edoubleprime
17787 for the value number of the expr.
17790 2008-08-21 Richard Guenther <rguenther@suse.de>
17792 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17793 a PHI ask VN if it is already available.
17794 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17795 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17797 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17799 PR middle-end/38934
17800 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17801 set to varying whenever max has TREE_OVERFLOW set, similarly
17802 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17804 2009-01-28 Richard Guenther <rguenther@suse.de>
17806 PR middle-end/38908
17807 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17808 uninitialized aggregate uses in call arguments.
17810 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17812 PR tree-optimization/38984
17813 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17814 the nothing_id variable if -fno-delete-null-pointer-checks.
17816 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17819 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17820 (set_got_offset_rex64): Ditto.
17822 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17825 * doc/extend.texi: Improve local variable with asm reg.
17827 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17829 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17830 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17831 was not supplied then set warn_packed_bitfield_compat to the
17832 default value of 1.
17833 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17836 2009-01-27 Richard Guenther <rguenther@suse.de>
17838 PR tree-optimization/38503
17839 * cfgexpand.c (expand_gimple_basic_block): Ignore
17840 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17841 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17842 variables that cannot have TBAA applied.
17843 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17846 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17848 PR middle-end/38969
17849 * calls.c (initialize_argument_information): Do not wrap complex
17850 arguments in SAVE_EXPR.
17852 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17854 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17855 (INSTALL_LIBGCC): Revert typo commit.
17857 2009-01-26 Richard Guenther <rguenther@suse.de>
17859 PR tree-optimization/38745
17860 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17861 from special handling.
17863 2009-01-26 Richard Guenther <rguenther@suse.de>
17865 PR tree-optimization/38745
17866 * tree-ssa.c (execute_update_addresses_taken): Do not include
17867 variables that cannot possibly be a register in not_reg_needs.
17868 Do not clear TREE_ADDRESSABLE on vars that may not become
17870 * tree-ssa.c (update_alias_info_1): Include those in the set
17871 of addressable vars.
17873 2009-01-26 Richard Guenther <rguenther@suse.de>
17875 PR middle-end/38851
17876 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17877 * tree-ssa-dse.c: Include langhooks.h
17878 (execute_simple_dse): Remove stores with zero size.
17880 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17883 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17886 2009-01-24 Julian Brown <julian@codesourcery.com>
17888 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17889 config/arm/linux-atomic.c.
17890 * config/arm/linux-atomic.c: New.
17892 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17894 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17895 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17896 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17898 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17901 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17904 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17906 PR tree-optimization/38953
17907 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17908 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17909 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17910 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17913 2009-01-24 Paul Brook <paul@codesourcery.com>
17915 * config/arm/neon.md (neon_type): Move to arm.md.
17916 (neon_mov<VSTRUCT>): Add neon_type attribute.
17917 * config/arm/arm.md (neon_type): Move to here.
17918 (conds): Add "unconditioal" and use as default for NEON insns.
17920 2009-01-24 Ben Elliston <bje@au.ibm.com>
17922 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17923 void *' warning from -Wc++-compat.
17924 * Makefile.in (dominance.o-warn): Remove.
17926 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17928 PR tree-optimization/38932
17929 * fold-const.c (fold_unary_ignore_overflow): New.
17930 * tree.h (fold_unary_ignore_overflow): Declare.
17931 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17932 * tree-ssa-sccvn.c (visit_reference_op_load,
17933 simplify_unary_expression): Likewise.
17935 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17937 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17938 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17939 regardless of their type.
17940 * c-common.c (handle_packed_attribute): Don't ignore packed on
17942 * c.opt (Wpacked-bitfield-compat): New warning option.
17943 * stor-layout.c (place_field): Warn if offset of a field changed.
17944 * doc/extend.texi (packed): Mention the ABI change.
17945 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17946 (Warning Options): Add it to the list.
17948 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17950 * c-opts.c (c_common_post_options): Fix a typo in comments.
17952 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17954 PR middle-end/38615
17955 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17956 variables to static.
17957 * doc/invoke.texi (-fmerge-all-constants): Update description.
17959 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17962 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17963 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17965 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17967 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17969 (LOCAL_ALIGNMENT): Similarly.
17971 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17972 Joseph Myers <joseph@codesourcery.com>
17974 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17975 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17976 * config/arm/arm-tune.md: Regenerate.
17977 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17980 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17982 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17983 version number to five.
17985 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17988 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17989 * c-common.c (set_underlying_type): Likewise.
17990 (is_typedef_decl ): Likewise
17992 (set_underlying_type): Likewise.
17993 (is_typedef_type): Likewise.
17995 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17997 PR middle-end/38587
17998 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18001 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18004 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18005 (LIBGCC_SPEC): Don't define.
18006 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18008 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18010 PR rtl-optimization/38879
18011 * alias.c (base_alias_check): Unaligned access via AND address can
18012 alias all surrounding object types except those with sizes equal
18013 or wider than the size of unaligned access.
18015 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18018 * c-decl.c (clone_underlying_type): Move this ...
18019 * c-common.c (set_underlying_type): ... here.
18020 Also, make sure the function properly sets TYPE_STUB_DECL() on
18021 the newly created typedef variant type.
18022 (is_typedef_decl ): New entry point.
18023 * tree.h: Added a new member member_types_needing_access_check to
18024 struct tree_decl_non_common.
18025 (set_underlying_type): New entry point.
18026 (is_typedef_type): Likewise.
18028 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18030 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18031 Check whether two instructions have memory references that
18032 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18033 are helper functions for traversing.
18034 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18035 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18036 not to draw dependency edge for instructions with non-conflicting
18039 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18042 * longlong.h: Update copyright years. Use soft-fp license notice.
18043 Sync __clz_tab declaration with glibc.
18045 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18048 * doc/extend.texi (syscall_linkage): New.
18049 (version_id): Modify.
18051 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18052 Richard Guenther <rguenther@suse.de>
18054 PR tree-optimization/38747
18055 PR tree-optimization/38748
18056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18057 conversion if the base address is an indirect reference and the
18058 aliasing sets could cause issues.
18060 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18062 * common.opt (fgraphite, fgraphite-identity): Add comment for
18063 explaining why these options are not documented.
18065 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18067 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18068 gimple_call_lhs is NULL.
18070 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18073 * emit-rtl.c (adjust_address_1): Make sure memref is never
18076 2009-01-20 Ben Elliston <bje@au.ibm.com>
18078 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18079 const qualifier from arg parameter. Remove unnecessary cast to char *.
18080 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18081 const qualifier from arg 2.
18083 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18085 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18087 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18090 * rtl.h (reinit_regs): New prototype.
18091 * regclass.c: Include ira.h.
18092 (reinit_regs): New.
18093 * Makefile.in (regclass.o): Add ira.h.
18094 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18096 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18099 * c-common.c (handle_aligned_attribute): Use
18100 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18101 default alignment value.
18103 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18105 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18106 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18108 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18109 __BIGGEST_ALIGNMENT__.
18111 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18113 2009-01-18 Richard Guenther <rguenther@suse.de>
18115 PR tree-optimization/38819
18116 * tree-flow.h (operation_could_trap_helper_p): Declare.
18117 * tree-eh.c (operation_could_trap_helper_p): Export.
18118 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18119 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18120 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18121 are about to insert a possibly trapping instruction and fail
18124 2009-01-18 Andreas Schwab <schwab@suse.de>
18126 * doc/install.texi (Configuration): Remove obsolete paragraph
18127 about use of --with-gnu-ld with --with-gnu-as.
18129 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18131 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18132 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18133 Follow spelling conventions.
18135 2009-01-18 Ben Elliston <bje@au.ibm.com>
18137 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18138 C++ warning about implicit conversion from void * to struct
18140 (bitmap_obstack_free): Likewise for bitmap_element *.
18141 * Makefile.in (bitmap.o-warn): Remove.
18143 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18145 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18147 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18148 Tobias Grosser <tobi.grosser@amd.com>
18150 * graphite.c (graphite_trans_scop_block): Do not block single
18153 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18155 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18156 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18157 test with assertion.
18159 2009-01-16 Richard Guenther <rguenther@suse.de>
18161 PR tree-optimization/38835
18162 PR middle-end/36227
18163 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18164 and INT + PTR -> (INT)(PTR p+ INT) folding.
18165 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18167 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18170 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18171 the subreg from a lowpart subreg if it is also casting the value.
18173 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18174 Tobias Grosser <tobi.grosser@amd.com>
18176 * graphite.c (compare_prefix_loops): New.
18177 (build_scop_canonical_schedules): Rewritten.
18178 (graphite_transform_loops): Move build_scop_canonical_schedules
18179 after build_scop_iteration_domain.
18181 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18182 Tobias Grosser <tobi.grosser@amd.com>
18184 * graphite.c (add_conditions_to_domain): Add the loops to
18185 the dimension of the iteration domain. Do copy the domain
18186 only when it exists.
18187 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18188 (add_conditions_to_constraints): New.
18189 (can_generate_code_stmt, can_generate_code): Removed.
18190 (gloog): Do not call can_generate_code.
18191 (graphite_transform_loops): Call add_conditions_to_constraints
18192 after building the iteration domain.
18194 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18196 PR tree-optimization/38789
18197 * tree-ssa-threadedge.c
18198 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18199 __builtin_constant_p.
18201 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18203 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18204 examined before deleting them.
18206 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18208 * function.c (aggregate_value_p): Correctly extract the function
18209 type from CALL_EXPR_FN lookup.
18211 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18213 * config/picochip/picochip.c (picochip_override_options): Revert
18214 CFI asm flag disable commited previously.
18216 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18217 Tobias Grosser <tobi.grosser@amd.com>
18218 Jan Sjodin <jan.sjodin@amd.com>
18220 * graphite.c (scan_tree_for_params): On substractions negate
18221 all the coefficients of the term.
18222 (clast_to_gcc_expression_red): New. Handle reduction expressions
18223 of more than two operands.
18224 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18225 (get_vdef_before_scop): Handle also the case of default definitions.
18227 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18229 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18230 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18231 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18233 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18234 Joey Ye <joey.ye@intel.com>
18236 PR middle-end/37843
18237 * cfgexpand.c (expand_stack_alignment): Don't update stack
18238 boundary nor check incoming stack boundary here.
18239 (gimple_expand_cfg): Update stack boundary and check incoming
18240 stack boundary here.
18242 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18244 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18246 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18248 PR rtl-optimization/38245
18249 * calls.c (expand_call): Add stack arguments to
18250 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18251 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18252 in regs and partially in memory or BLKmode arguments.
18253 (emit_library_call_value_1): Add stack arguments to
18254 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18255 ACCUMULATE_OUTGOING_ARGS).
18256 * dce.c: Include tm_p.h.
18257 (find_call_stack_args): New function.
18258 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18260 (mark_insn): Call find_call_stack_args for CALL_Ps.
18261 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18262 forwards. Allocate and free arg_stores bitmap if needed, pass it
18263 down to deletable_insn_p, don't mark stores set in arg_stores
18264 bitmap, clear the bitmap at the beginning of each bb.
18265 * Makefile.in (dce.o): Depend on $(TM_P_H).
18267 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18270 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18271 to make sure the insn is a conditional test (bug 22599). Reformat a
18274 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18276 PR middle-end/38431
18277 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18278 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18279 (gloog): Do not call cleanup_tree_cfg.
18280 (graphite_transform_loops): Call cleanup_tree_cfg after all
18281 scops have been code generated.
18283 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18284 * doc/gty.texi (Invoking the garbage collector): Added new node
18285 and section documenting ggc_collect.
18287 2009-01-14 Richard Guenther <rguenther@suse.de>
18289 PR tree-optimization/38826
18290 PR middle-end/38477
18291 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18292 initialization notes only if we actually emitted a warning.
18293 (intra_create_variable_infos): Add constraints for a result decl
18294 that is passed by hidden reference.
18295 (build_pred_graph): Mark all related variables non-direct on
18298 2009-01-14 Nick Clifton <nickc@redhat.com>
18300 * ira-conflicts.c: Include addresses.h for the definition of
18302 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18303 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18305 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18308 * Makefile.in (ira-lives.o): Add except.h.
18310 * ira-lives.c: Include except.h.
18311 (process_bb_node_lives): Process can_throw_internal.
18313 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18315 PR rtl-optimization/38774
18316 * combine.c (simplify_set): When undoing cc_use change, don't do
18317 PUT_CODE on the newly created comparison, but instead put back the
18320 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18322 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18323 values. Remove duplicate arm8 entry.
18325 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18327 PR tree-optimization/38786
18328 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18329 the SSA_NAME case of expand_scalar_variables_expr.
18330 Set the type of an expression to the type of its assign statement.
18331 (expand_scalar_variables_expr): Also gather the scalar computation
18332 used to index the memory access. Do not pass loop_p.
18333 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18334 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18335 the gimple_stmt_iterator where it inserts new code.
18336 Do not pass loop_p.
18337 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18338 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18340 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18342 * graphite.h (debug_value): Removed.
18343 * graphite.c (debug_value): Removed.
18345 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18347 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18348 ldrd/strd with two 32-bit instructions.
18350 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18352 * config/arm/arm.c (struct processors): Pass for speed down into
18353 cost helper functions.
18354 (const_ok_for_op): Handle COMPARE and inequality nodes.
18355 (arm_rtx_costs_1): Rewrite.
18356 (arm_size_rtx_costs): Update prototype.
18357 (arm_rtx_costs): Pass speed down to helper functions.
18358 (arm_slowmul_rtx_costs): Rework cost calculations.
18359 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18360 (arm_9e_rtx_costs): Likewise.
18362 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18364 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18365 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18366 (alpha_legitimize_address): Do not split local symbols wider than
18367 UNITS_PER_WORD into HIGH/LO_SUM parts.
18369 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18372 * gcc.c (process_command): Replace call to execvp with calls
18373 to pex_one and exit.
18375 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18378 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18379 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18380 variant for devices with 3-byte PC.
18381 (__tablejump_elpm__): New.
18383 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18386 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18387 offsetof member-designator, handle it as `[0].'.
18389 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18391 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18392 function when not using named sections on targets with named sections
18393 if branch distance is less than 262132.
18395 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18397 * combine.c (combine_instructions): Recompute
18398 optimize_this_for_speed_p for each BB in the main combine loop.
18400 2009-01-12 Tomas Bily <tbily@suse.cz>
18403 * tree-loop-distribution.c (prop_phis): New function.
18404 (generate_builtin): Call prop_phis.
18405 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18407 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18409 PR tree-optimization/38807
18410 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18411 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18413 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18415 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18416 subreg of op0 to the original op0.
18418 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18420 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18422 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18425 * mips-tfile.c (parse_def): Fix parsing of def strings
18426 starting with digits.
18428 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18431 * config/arm/arm.c (arm_is_long_call_p): Don't call
18432 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18434 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18436 * regrename.c (regrename_optimize): Fix dumping.
18437 (find_oldest_value_reg): Preserve REG_POINTER.
18438 (copy_hardreg_forward_1): Likewise.
18440 2009-01-09 Diego Novillo <dnovillo@google.com>
18442 * gimple.h (struct gimple_statement_base) <uid>: Document
18443 the restrictions on its use.
18444 (gimple_uid): Tidy.
18445 (gimple_set_uid): Tidy.
18447 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18449 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18450 zero guard even if align_bytes != 0 and count is smaller than
18453 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18455 PR rtl-optimization/38495
18456 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18457 (add_range_and_copies_from_move_list): Print all added ranges.
18458 Add ranges to memory optimized destination.
18460 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18464 * config/i386/i386.c (override_options): Reject
18465 -mstringop-strategy=rep_8byte with -m32.
18466 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18467 to 1. Do count comparison against epilogue_size_needed at compile
18468 time even when count_exp was constant forced into register. For
18469 size_needed don't jump to epilogue, instead just avoid aligning
18470 and invoke the body algorithm. If need_zero_guard, add zero guard
18471 even if count is non-zero, but smaller than size_needed + number of
18472 bytes that could be stored for alignment.
18473 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18474 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18475 but smaller than size_needed + number of bytes that could be stored
18476 for alignment. Compare size_needed with epilogue_size_needed instead
18477 of desired_align - align, don't adjust size_needed, pass
18478 epilogue_size_needed to the epilogue expanders.
18481 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18483 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18485 * pa.c (last_address): Change to unsigned.
18486 (update_total_code_bytes): Change argument to unsigned. Don't
18487 check if insn addresses are set.
18488 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18489 addresses are not set.
18490 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18492 2009-01-09 Nick Clifton <nickc@redhat.com>
18494 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18495 DECL_DECLARED_INLINE_P.
18497 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18499 PR middle-end/38347
18500 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18501 GET_MODE (op0) in operand_subword_force calls.
18503 PR middle-end/38771
18504 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18505 fold_convert arg0 operands to TREE_TYPE (op0) first.
18507 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18509 * params.def (ira-max-conflict-table-size): Decrease default value
18512 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18514 PR tree-optimization/37031
18515 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18517 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18518 allocate it using gc instead of heap, use VEC_quick_push instead of
18520 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18521 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18522 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18523 allocated vector from heap allocated.
18524 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18525 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18526 vector only after perfect_loop_nest_depth call.
18528 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18529 Jan Sjodin <jan.sjodin@amd.com>
18531 PR tree-optimization/38559
18532 * graphite.c (debug_value, copy_constraint,
18533 swap_constraint_variables, scale_constraint_variable, ): New.
18534 (get_lower_bound, get_upper_bound): Removed.
18535 (graphite_trans_bb_strip_mine): Clean up this code that works
18536 only for constant number of iterations. Fully copy upper and
18537 lower bound constraints, not only the constant part of them.
18538 * graphite.h (debug_value): Declared.
18540 2009-01-08 Ira Rosen <irar@il.ibm.com>
18542 PR tree-optimization/37194
18543 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18544 Don't add the cost of cost model guard in prologue to scalar
18545 outside cost in case of known number of iterations.
18547 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18548 Alan Modra <amodra@bigpond.net.au>
18550 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18551 non-word-aligned REG+CONST addressing.
18553 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18556 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18557 free_after_compilation when outputting a thunk.
18558 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18559 Do not call free_after_compilation here.
18561 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18563 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18564 (ix86_valid_target_attribute_inner_p): Ditto.
18566 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18568 PR tree-optimization/38492
18569 PR tree-optimization/38498
18570 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18571 * tree-chrec.h (scev_is_linear_expression): Declared.
18572 * graphite.c (graphite_cannot_represent_loop_niter): New.
18573 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18574 (graphite_loop_normal_form): Use gcc_assert.
18575 (scan_tree_for_params): Use CASE_CONVERT.
18576 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18577 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18578 Use gcc_assert. Discard scops that contain unhandled cases.
18579 (build_scop_conditions): Return a boolean status for unhandled cases.
18580 (strip_mine_profitable_p): Print the loop number, not its depth.
18581 (is_interchange_valid): Pass the depth of the loop nest, don't
18582 recompute it wrongly.
18583 (graphite_trans_bb_block): Same.
18584 (graphite_trans_bb_block): Print tentative of loop blocking.
18585 (graphite_trans_scop_block): Do not print that the loop has been
18587 (graphite_transform_loops): Do not handle scops that contain condition
18590 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18592 AVX Programming Reference (December, 2008)
18593 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18594 (_mm256_stream_pd): Likewise.
18595 (_mm256_stream_ps): Likewise.
18597 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18598 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18599 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18600 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18601 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18602 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18603 (ix86_expand_special_args_builtin): Likewise.
18605 * config/i386/sse.md (AVXMODEDI): New.
18606 (avx_movnt<mode>): Likewise.
18607 (avx_movnt<mode>): Likewise.
18608 (<sse>_movnt<mode>): Remove AVX support.
18609 (sse2_movntv2di): Likewise.
18611 2009-01-07 Richard Guenther <rguenther@suse.de>
18613 PR middle-end/38751
18614 * fold-const.c (extract_muldiv): Remove obsolete comment.
18615 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18616 to PLUS_EXPR canonicalization for the canonicalization.
18618 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18620 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18621 hosted cross-compilers generating less efficient code.
18623 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18625 * function.h (rtl_data): Add a dbr_scheduled_p field.
18626 * reorg.c (dbr_schedule): Set it.
18627 (gate_handle_delay_slots): Check it.
18628 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18629 (mips_reorg): Check flag_delayed_branch instead of
18630 mips_base_delayed_branch.
18631 (mips_override_options): Don't set mips_base_delayed_branch
18632 or flag_delayed_branch.
18634 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18636 PR rtl-optimization/38426.
18637 * ira.c (ira): Set current_function_is_leaf earlier.
18639 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18641 PR rtl-optimization/38722
18642 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18643 too early, only set a flag and modify after last possible
18646 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18649 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18650 * real.c (decimal_single_format): Correct values of emin and emax.
18651 (decimal_double_format): Ditto.
18652 (decimal_quad_format): Ditto.
18653 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18654 computation of DECnn_MIN and DECnn_MAX for corrected values of
18655 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18656 __DECnn_MIN__, and adjust its computation for the corrected value
18659 2009-01-06 Jan Hubicka <jh@suse.cz>
18662 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18664 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18666 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18667 Add Robert Clark to the list of testers.
18669 2009-01-06 Jan Hubicka <jh@suse.cz>
18670 Kai Tietz <kai.tietz@onevision.com>
18672 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18673 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18675 2009-01-06 Jan Hubicka <jh@suse.cz>
18676 Kai Tietz <kai.tietz@onevision.com>
18678 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18680 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18681 (ix86_nsaved_regs): Count only general purpose regs.
18682 (ix86_nsaved_sseregs): New.
18683 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18684 to 16 for w64; compute padding and size of sse reg save area.
18685 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18686 general purpose regs.
18687 (ix86_emit_save_sse_regs_using_mov): New.
18688 (ix86_expand_prologue): Save SSE regs if needed.
18689 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18690 (ix86_emit_restore_sse_regs_using_mov): New.
18691 (ix86_expand_epilogue): Save SSE regs if needed.
18693 2009-01-06 Jan Hubicka <jh@suse.cz>
18694 Kai Tietz <kai.tietz@onevision.com>
18696 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18697 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18698 functions when accumulate outgoing args is off.
18700 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18703 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18704 before using pseudos_have_intersected_live_ranges_p.
18706 * ira-int.h (ira_assert): Always define.
18708 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18710 AVX Programming Reference (December, 2008)
18711 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18712 (_mm256_permute2_pd): Likewise.
18713 (_mm_permute2_ps): Likewise.
18714 (_mm256_permute2_ps): Likewise.
18715 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18716 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18718 * config/i386/i386.c (ix86_builtins): Remove
18719 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18720 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18721 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18722 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18723 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18724 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18725 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18726 __builtin_ia32_vpermil2ps256.
18727 (ix86_init_mmx_sse_builtins): Updated.
18728 (ix86_expand_args_builtin): Likewise.
18730 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18732 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18733 long absolute calls when generating PA 2.0 code.
18735 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18737 PR rtl-optimization/38583
18738 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18740 * params.def (ira-max-conflict-table-size): New.
18742 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18744 * ira.h (ira_conflicts_p): New external definition.
18746 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18747 table. Report this. Return result of building.
18748 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18749 building conflict table.
18751 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18752 (ira_color): Use ira_conflicts_p.
18754 * global.c: Include ira.h.
18755 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18758 * Makefile.in (global.o): Add ira.h.
18760 * ira-build.c (mark_all_loops_for_removal,
18761 propagate_some_info_from_allocno): New.
18762 (remove_unnecessary_allocnos): Call
18763 propagate_some_info_from_allocno.
18764 (remove_low_level_allocnos): New.
18765 (remove_unnecessary_regions): Add parameter. Call
18766 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18767 parameter to remove_unnecessary_regions.
18768 (ira_build): Remove all regions but root if the conflict table was
18769 not built. Update conflict hard regs for allocnos crossing calls.
18771 * ira.c (ira_conflicts_p): New global.
18772 (ira): Define and use ira_conflicts_p.
18774 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18775 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18776 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18778 2009-01-06 Ben Elliston <bje@au.ibm.com>
18780 * gengtype-lex.l (YY_NO_INPUT): Define.
18782 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18785 * c-common.c (handle_vector_size_attribute): Also reject
18786 BOOLEAN_TYPE types.
18788 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18790 PR tree-optimization/38492
18791 * graphite.c (rename_map_elt, debug_rename_elt,
18792 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18793 rename_map_elt_info, eq_rename_map_elts,
18794 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18795 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18796 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18797 (sese_build_livein_liveouts): New.
18798 (new_sese, free_sese): New.
18799 (new_scop): Call new_sese.
18800 (free_scop): Call free_sese.
18801 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18802 (register_old_new_names): Renamed register_old_and_new_names.
18803 (register_scop_liveout_renames, add_loop_exit_phis,
18804 insert_loop_close_phis, struct igp,
18805 default_liveout_before_guard, add_guard_exit_phis,
18806 insert_guard_phis, copy_renames): New.
18807 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18808 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18809 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18810 (scop_adjust_phis_for_liveouts): New.
18811 (gloog): Call scop_adjust_phis_for_liveouts.
18813 * graphite.h (struct sese): Documented. Added fields liveout,
18814 num_ver and livein.
18815 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18816 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18817 (struct scop): Added field liveout_renames.
18818 (SCOP_LIVEOUT_RENAMES): New.
18820 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18822 PR tree-optimization/38510
18823 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18824 (translate_clast): Call recompute_all_dominators before
18826 (gloog): Call recompute_all_dominators before graphite_verify.
18828 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18829 Jan Sjodin <jan.sjodin@amd.com>
18831 PR tree-optimization/38500
18832 * graphite.c (create_sese_edges): Call fix_loop_structure after
18835 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18837 * config.gcc: Add m32r*-*-rtems*.
18838 * config/m32r/rtems.h: New file.
18840 2009-01-05 Ben Elliston <bje@au.ibm.com>
18842 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18843 (.po.pox): Likewise.
18844 (po/gcc.pot): Likewise.
18846 2009-01-04 David S. Miller <davem@davemloft.net>
18848 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18849 (STARTING_FRAME_OFFSET): Always set to zero.
18851 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18853 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18854 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18855 fixed-point types, and vectors of the same.
18857 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18859 * config/mips/sync.md (*mb_barrier): Rename to...
18860 (*memory_barrier): ...this.
18862 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18864 * doc/extend.texi (Function Attributes): Move @cindex after @item
18865 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18866 and put in alphabetical order. Fix 'target' name and put in order.
18867 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18870 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18872 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18873 (memory_barrier): Expand as unspec instead of unspec_volatile.
18874 Remove mem:BLK from insn operands. Use Pmode scratch register.
18875 (*memory_barrier): Define as unspec instead of unspec_volatile.
18876 Use (match_dup 0) as input operand.
18878 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18879 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18880 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18881 scratch register. Remove operand 1.
18882 (*stbar): Define as unspec instead of unspec_volatile.
18883 Use (match_dup 0) as input operand, remove (const_int 8).
18884 (*membar): Define as unspec instead of unspec_volatile.
18885 Use (match_dup 0) as input operand, remove input operand 2.
18887 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18888 (memory_barrier): Expand as unspec instead of unspec_volatile.
18889 Remove mem:BLK from insn operands. Use Pmode scratch register.
18890 (*memory_barrier): Define as unspec instead of unspec_volatile.
18891 Use (match_dup 0) as input operand.
18893 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18894 Remove mem:BLK from insn operands. Use Pmode scratch register.
18895 Set volatile flag on operand 0.
18896 (*memory_barrier): New insn pattern.
18898 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18900 (*memory_barrier): Use (match_dup 0) as input operand.
18902 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18903 Remove mem:BLK from insn operands. Use Pmode scratch register.
18904 Set volatile flag on operand 0.
18905 (*mb_internal): New insn pattern.
18907 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18909 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18911 PR middle-end/38586
18912 * function.c (struct temp_slot): Move to the section of the file
18913 that deals with temp slots. Remove field 'address'.
18914 (temp_slot_address_table): New hash table of address -> temp slot.
18915 (struct temp_slot_address_entry): New struct, items for the table.
18916 (temp_slot_address_compute_hash, temp_slot_address_hash,
18917 temp_slot_address_eq, insert_temp_slot_address): Support functions
18919 (find_temp_slot_from_address): Rewrite to use the new hash table.
18920 (remove_unused_temp_slot_addresses): Remove addresses of temp
18921 slots that have been made available.
18922 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18923 worker function for remove_unused_temp_slot_addresses.
18924 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18925 Add the temp slot address to the address -> temp slot map.
18926 (update_temp_slot_address): Update via insert_temp_slot_address.
18927 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18928 (pop_temp_slots): Likewise.
18929 (init_temp_slots): Allocate the address -> temp slot map, or empty
18930 the map if it is already allocated.
18931 (prepare_function_start): Initialize temp slot processing.
18933 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18935 PR middle-end/38584
18936 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18937 Calculate the size of all stack vars assuming no packing of stack
18938 vars will happen, replacing a quadratic algorithm with a linear one.
18940 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18943 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18946 2009-01-03 Diego Novillo <dnovillo@google.com>
18948 * doc/contrib.texi: Update contributions.
18950 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18953 * builtins.c (fold_builtin_memory_op): Give up if either operand
18954 is volatile. Set srctype or desttype to non-qualified version
18958 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18959 and FUNCTION_DECLs.
18961 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18963 PR rtl-optimization/35805
18964 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18965 problem if fast dce is able to remove any instructions.
18966 * dce.c (dce_process_block): Fix dump message.
18968 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18971 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18973 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18975 PR middle-end/38690
18976 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18977 * tree-pretty-print.c (op_code_prio): New function.
18978 (op_prio): No longer static. Use op_code_prio.
18979 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18980 Use op_prio and op_code_prio to determine if () should be
18981 printed around operand(s) or not.
18983 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18984 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18985 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18986 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18987 pp_character instead of pp_string for single letter printing.
18989 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18991 * doc/extend.texi: Fix '#pragma GCC option' typo.
18993 2009-01-02 Richard Guenther <rguenther@suse.de>
18995 * doc/install.texi (--enable-checking): Mention different
18996 default for stage1.
18997 (--enable-stage1-checking): Document.
18999 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19001 PR middle-end/30142
19002 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19003 case to be an error.
19005 2009-01-02 Ben Elliston <bje@au.ibm.com>
19007 * config/fp-bit.h (pack_d): Constify argument.
19008 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19009 (isnan): Constify argument.
19011 (iszero): Likewise.
19012 (pack_d): Likewise.
19013 (_fpadd_parts): Constify return type.
19014 (_fpmul_parts): Likewise.
19015 (_fpdiv_parts): Likewise.
19017 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19020 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19021 warn about overwriting initializer with side-effects or
19022 -Woverride-init if !IMPLICIT.
19023 (output_init_element): Likewise. Pass IMPLICIT down to
19025 (process_init_element): Add IMPLICIT argument. Pass it down
19026 to output_init_element.
19027 (push_init_element, pop_init_level, set_designator): Adjust
19028 process_init_element callers.
19029 (set_nonincremental_init, set_nonincremental_init_from_string):
19030 Adjust add_pending_init callers.
19031 (output_pending_init_elements): Adjust output_init_element callers.
19032 * c-tree.h (process_init_element): Adjust prototype.
19033 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19034 process_init_element callers.
19037 Copyright (C) 2009 Free Software Foundation, Inc.
19039 Copying and distribution of this file, with or without modification,
19040 are permitted in any medium without royalty provided the copyright
19041 notice and this notice are preserved.