1 2009-07-21 Jason Merrill <jason@redhat.com>
3 * c-common.c (max_tinst_depth): Increase default to 1024.
5 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8 (vec_unpacku_float_lo_v4si): Ditto.
10 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
14 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15 (builtin_description): Add __builtin_ia32_cvtudq2ps.
16 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
18 2009-07-21 Jakub Jelinek <jakub@redhat.com>
20 PR tree-optimization/40813
21 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
24 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
26 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
27 with a NOP_EXPR if needed.
29 2009-07-21 Paul Brook <paul@codesourcery.com>
31 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
32 Terminate debug dump with newline.
34 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
36 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
37 Cast "1" to unsigned HOST_WIDE_INT.
38 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
39 deposit length to the maximum length - lsb. Extend length if
40 HOST_BITS_PER_WIDE_INT is 32.
42 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
44 * cgraph.h (constant_pool_htab): New function.
45 (constant_descriptor_tree): Move from varasm.c.
46 * varasm.c (constant_pool_htab): New function.
47 (constant_descriptor_tree): Move to cgraph.h.
49 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
51 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
53 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
55 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
58 2009-07-20 Xinliang David Li <davidxl@google.com>
60 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
62 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
64 * config/mips/mips.md (move_type): Add arith.
66 (zero_extendsidi2): Rename this into ...
67 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
68 (zero_extendsidi2): New expander.
69 (*zero_extendsidi2_dext): New pattern.
71 2009-07-20 Nick Clifton <nickc@redhat.com>
73 * config.gcc (mips64-*-*): Add definition of tm_defines in order
74 to set MIPS_ABI_DEFAULT.
75 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
77 2009-07-20 Jakub Jelinek <jakub@redhat.com>
79 * tree-object-size.c (addr_object_size): Handle unions with
80 array in it as last field of structs in __bos (, 1) as __bos (, 0).
82 PR tree-optimization/40792
83 * tree.c (build_function_type_skip_args): Remove bogus assert.
85 2009-07-20 Jan Hubicka <jh@suse.cz>
86 Martin Jambor <mjambor@suse.cz>
88 * cgraph.h (combined_args_to_skip): New field.
89 * cgraph.c (cgraph_create_virtual_clone): Properly handle
90 combined_args_to_skip and args_to_skip.
91 * tree-inline.c (update_clone_info): New function.
92 (tree_function_versioning): Call update_clone_info.
93 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
94 (cgraph_materialize_all_clones): More extensive dumping, working
95 with combined_args_to_skip rather than args_to_skip.
97 2009-07-20 Ira Rosen <irar@il.ibm.com>
99 * tree-vectorizer.h (vectorizable_condition): Add parameters.
100 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
101 (get_initial_def_for_reduction): Likewise.
102 (vectorizable_reduction): Skip the check of first operand in case
103 of COND_EXPR. Add check that it is outer loop vectorization if
104 nested cycle was detected. Call vectorizable_condition() for
105 COND_EXPR. If reduction epilogue cannot be created do not fail for
106 nested cycles (if it is not double reduction). Assert that there
107 is only one type in the loop in case of COND_EXPR. Call
108 vectorizable_condition() to vectorize COND_EXPR.
109 * tree-vect-stmts.c (vectorizable_condition): Update comment.
110 Add parameters. Allow nested cycles if called from
111 vectorizable_reduction(). Use reduction vector variable if provided.
112 (vect_analyze_stmt): Call vectorizable_reduction() before
113 vectorizable_condition().
114 (vect_transform_stmt): Update call to vectorizable_condition().
116 2009-07-20 Christian Bruel <christian.bruel@st.com>
118 * config/sh/sh.opt (-mfmovd): Resurrect and document.
119 * doc/invoke.texi (-mfmovd): Likewise.
120 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
122 2009-07-20 Jan Hubicka <jh@suse.cz>
124 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
125 when handling SSA name.
127 2009-07-19 Jan Hubicka <jh@suse.cz>
129 PR tree-optimization/40676
130 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
131 virtual PHIs in empty BBs.
133 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
135 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
136 re-expanded the compound use gen_lowpart instead to convert to the
139 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
141 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
142 OUTER_CONST arguments.
143 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
144 the new wider mode will be masked off.
145 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
147 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
149 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
150 high-order bits are zero.
152 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
154 * combine.c (simplify_shift_const_1): Split code to determine
156 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
157 new bits shifted in are identical to the old sign bit.
159 2009-07-18 Richard Guenther <rguenther@suse.de>
162 * gimplify.c (gimplify_call_expr): Reject code using results from
163 functions returning void.
165 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
167 * doc/md.texi: Document the new PowerPC "es" constraint.
168 Document that "m" can include automodified addresses on this target,
169 and explain how %U must be used. Extend the "Q" and "Z" documentation
170 to suggest "es" as well as "m".
171 * config/rs6000/constraints.md (es): New memory constraint.
172 (Q, Z): Update strings to match new documentation.
174 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
176 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
177 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
178 * config/rs6000/predicates.md (volatile_mem_operand): Use
179 offsettable_nonstrict_memref_p.
180 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
181 (*floatunssidf2_internal): Likewise.
182 (*fix_truncdfsi2_internal): Likewise.
183 (*fix_trunctfsi2_internal): Likewise.
185 2009-07-17 Anatoly Sokolov <aesok@post.ru>
187 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
189 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
191 2009-07-17 Richard Guenther <rguenther@suse.de>
194 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
195 (pass_warn_unused_result): Likewise.
196 (TODO_set_props): Remove.
197 * omp-low.c (diagnose_omp_structured_block_errors): Change to
199 (pass_diagnose_omp_blocks): Define.
200 * c-decl.c (pop_file_scope): Do not finalize the CU here.
201 (c_gimple_diagnostics_recursively): Remove.
202 (finish_function): Do not call it.
203 (c_write_global_declarations): Continue after errors.
204 Finalize the CU here.
205 * c-gimplify.c (c_genericize): Do not gimplify here.
206 * c-common.c (c_warn_unused_result): Move ...
207 * tree-cfg.c (do_warn_unused_result): ... here.
208 (run_warn_unused_result): New function.
209 (gate_warn_unused_result): New function.
210 (pass_warn_unused_result): New pass.
211 * c-common.h (c_warn_unused_result): Remove.
212 * flags.h (flag_warn_unused_result): Declare.
213 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
214 * opts.c (flag_warn_unused_result): Initialize to false.
215 * toplev.c (compile_file): Add comment.
216 * omp-low.c (create_omp_child_function): Do not register
217 the function with the frontend.
218 (diagnose_omp_structured_block_errors): Prepare to be
219 called as optimization pass.
220 (gate_diagnose_omp_blocks): New function.
221 (pass_diagnose_omp_blocks): New pass.
222 * cgraph.h (cgraph_optimize): Remove.
223 (cgraph_analyze_function): Likewise.
224 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
225 * cgraphunit.c (cgraph_lower_function): Lower nested functions
226 before their parents here.
227 (cgraph_finalize_function): Not here.
228 (cgraph_analyze_function): Gimplify functions here.
229 (cgraph_finalize_compilation_unit): Continue after errors.
230 Optimize the callgraph from here.
231 (cgraph_optimize): Make static.
232 * langhooks.c (write_global_declarations): Finalize the CU.
233 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
234 (gimplify_function_tree): Assert we gimplify only once.
235 Set PROP_gimple_any property.
236 * tree-nested.c (gimplify_all_functions): New function.
237 (lower_nested_functions): Gimplify all nested functions.
238 * gimple.h (diagnose_omp_structured_block_errors): Remove.
239 * passes.c (init_optimization_passes): Add pass_warn_unused_result
240 and pass_diagnose_omp_blocks after gimplification. Do not
241 set TODO_set_props on all_lowering_passes.
242 (execute_one_pass): Do not handle TODO_set_props.
243 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
244 (gimplify.o): Add tree-pass.h dependency.
245 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
246 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
247 (unsave_r): Likewise.
248 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
251 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
253 * doc/service.texi (Service): Restore previously removed link,
254 which isn't broken after all.
256 2009-07-17 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/40321
259 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
260 PHI nodes to the maximal set.
261 (make_values_for_phi): Add PHI arguments to the maximal set.
262 (execute_pre): Dump PHI_GEN and the maximal set.
264 2009-07-17 Jakub Jelinek <jakub@redhat.com>
267 * gimplify.c (gimplify_conversion): Don't change non-conversions into
270 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
272 * doc/extend.texi (Nested Functions): Replace broken link with
274 * doc/service.texi (Service): Remove broken link.
276 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
279 * builtins.c (expand_builtin_memcmp): Use loc instead of
281 (expand_builtin_strncmp): Likewise.
283 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
284 Manuel López-Ibáñez <manu@gcc.gnu.org>
287 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
288 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
289 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
290 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
291 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
292 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
293 tree-inline.c, c-common.c, c-common.h, gimple.c,
294 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
295 convert.c: Add location argument to fold_{unary,binary,ternary},
296 fold_build[123], build_call_expr, build_size_arg,
297 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
298 fold_build1_initializer, fold_build2_initializer,
299 fold_build3_initializer, fold_build_call_array,
300 fold_build_call_array_initializer, fold_single_bit_test,
301 omit_one_operand, omit_two_operands, invert_truthvalue,
302 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
303 combine_comparisons, fold_builtin_*, fold_call_expr,
304 build_range_check, maybe_fold_offset_to_address, round_up,
307 2009-07-16 Jason Merrill <jason@redhat.com>
310 * c-common.c (c_common_reswords): Add __is_standard_layout
312 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
313 * doc/implement-cxx.texi: New.
314 * doc/gcc.texi: Include it.
316 2009-07-16 DJ Delorie <dj@redhat.com>
318 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
319 compares that may be indirectly affected by previous instructions.
321 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
323 * builtins.c (do_mpc_arg2): New.
324 (fold_builtin_2): Fold builtin cpow.
325 * real.h (HAVE_mpc_pow): New.
327 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
329 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
330 comparison to skip unprofitable schedule
332 2009-07-16 Simon Baldwin <simonb@google.com>
334 * gcc.c (option_map): New flag -no-canonical-prefixes.
335 * (display_help): Print help text for new flag.
336 * (process_command): Move options translation and language specifics
337 and handle new flag early. Use it to set a function pointer to a
338 prefix builder. Replace make_relative_prefix calls with calls to
339 the function pointed to. Ignore new flag in regular options handling.
340 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
342 2009-07-15 DJ Delorie <dj@redhat.com>
344 * config/mep/mep.md (sibcall_internal): Change register to avoid
346 (sibcall_value_internal): Likewise.
348 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
350 PR rtl-optimization/40710
351 * resource.c (mark_target_live_regs): Reset DF problem to LR.
353 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
355 * config/mips/mips.md (*extenddi_truncate<mode>,
356 *extendsi_truncate<mode>): Change type attribute to move_type
357 with shift_shift. Split out code handling exts from here ...
358 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
360 (*extendhi_truncateqi): Change type attribute to move_type with
361 shift_shift. Split out code handling exts from here ...
362 (*extendhi_truncateqi_exts): ... to this new pattern.
364 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
367 instead of "and" with inverted sign bit mask value. Use
368 "nonimmediate_operand" for operand 1 and operand 2 predicate.
369 Allocate registers only for operand 4 and operand 5.
371 2009-07-15 Jakub Jelinek <jakub@redhat.com>
374 * fold-const.c (fold_cond_expr_with_comparison): When folding
375 < and <= to MIN, make sure the MIN uses the same type as the
376 comparison's operands.
378 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
380 * arm.md (ior_xor): New code iterator.
381 (split for ior/xor with shift and zero-extend): New split pattern.
382 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
384 2009-07-15 Richard Guenther <rguenther@suse.de>
386 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
389 2009-07-15 Richard Guenther <rguenther@suse.de>
392 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
394 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
396 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
397 handle 2.6.30 kernel.
399 2009-07-15 DJ Delorie <dj@redhat.com>
401 * config/mep/mep.md (sibcall_internal): Change register to allow
402 for 24-bit addresses.
403 (sibcall_value_internal): Likewise.
405 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
407 * doc/invoke.texi: Added descriptions of the scheduling heuristics
408 that are enabled/disabled by the flags introduced by a previous patch.
410 2009-07-14 DJ Delorie <dj@redhat.com>
412 * config/mep/mep.md (sibcall_internal): Include non-toggling
414 (sibcall_value_internal): Likewise.
416 2009-07-14 Taras Glek <tglek@mozilla.com>
417 Rafael Espindola <espindola@google.com>
419 * doc/sourcebuild.texi: Document install-plugin target.
420 * configure.ac: Added install-plugin target to language makefiles.
421 * configure: Regenerate.
422 * Makefile.in: (install-plugin): Install more headers,
423 depend on lang.install-plugin.
425 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
427 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
430 2009-07-14 DJ Delorie <dj@redhat.com>
432 * config/mep/mep.c (mep_vliw_jmp_match): New function.
433 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
434 * config/mep/mep.md (sibcall_internal): Change test from
435 mep_vliw_mode_match to mep_vliw_jmp_match.
436 (sibcall_value_internal): Likewise.
438 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/sse.md (copysign<mode>3): New expander.
441 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
442 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
443 Use ix86_build_const_vector.
444 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
445 IX86_BUILTIN_CPYSGNPD.
446 (builtin_description): Add __builtin_ia32_copysignps and
447 __builtin_ia32_copysignpd.
448 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
449 and BUILT_IN_COPYSIGNF.
451 2009-07-13 Jason Merrill <jason@redhat.com>
453 * builtins.c (can_trust_pointer_alignment): New fn.
454 (get_pointer_alignment): Factor it out from here.
455 * tree.h: Declare it.
457 2009-07-14 David Edelsohn <edelsohn@gnu.org>
459 * config/rs6000/predicates.md (offsettable_mem_operand): Test
462 2009-07-14 Dodji Seketeli <dodji@redhat.com>
466 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
468 2009-07-14 Richard Guenther <rguenther@suse.de>
469 Andrey Belevantsev <abel@ispras.ru>
472 * cfgexpand.c (partition_stack_vars): Do not bother to update
473 alias information when not optimizing.
475 2009-07-14 Richard Guenther <rguenther@suse.de>
476 Andrey Belevantsev <abel@ispras.ru>
478 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
479 (pt_solution_set): Likewise.
480 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
481 * tree-ssa-structalias.c (pt_solution_set): New function.
482 * final.c (rest_of_clean_state): Free SSA data structures.
483 * print-rtl.c (print_decl_name): Remove.
484 (print_mem_expr): Implement in terms of print_generic_expr.
485 * alias.c (ao_ref_from_mem): New function.
486 (rtx_refs_may_alias_p): Likewise.
487 (true_dependence): Query alias-export info.
488 (canon_true_dependence): Likewise.
489 (write_dependence_p): Likewise.
490 * tree-dfa.c (get_ref_base_and_extent): For void types leave
492 * emit-rtl.c (component_ref_for_mem_expr): Remove.
493 (mem_expr_equal_p): Use operand_equal_p.
494 (set_mem_attributes_minus_bitpos): Do not use
495 component_ref_for_mem_expr.
496 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
497 (update_alias_info_with_stack_vars): Likewise.
498 (partition_stack_vars): Call update_alias_info_with_stack_vars.
499 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
500 explicitly nor clear stmt operands.
501 Free the decl-to-pointer map.
502 * tree-optimize.c (execute_free_datastructures): Do not free
503 SSA data structures here.
504 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
505 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
506 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
508 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
510 2009-07-13 DJ Delorie <dj@redhat.com>
512 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
513 unrolling at the right iteration count.
515 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
518 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
520 * haifa-sched.c (rank_for_schedule): Introduced flags to
521 enable/disable individual scheduling heuristics.
522 * common.opt: Introduced flags to enable/disable individual
523 heuristics in the scheduler.
524 * doc/invoke.texi: Introduced flags to enable/disable individual
525 heuristics in the scheduler.
527 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
529 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
530 config/i386/mingw-tls.c.
531 * config/i386/mingw-tls.c: Removed.
533 2009-07-13 Ira Rosen <irar@il.ibm.com>
535 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
536 checks access only relevant statements.
537 (vectorizable_reduction): Likewise.
539 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
541 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
542 just for 32-bit case.
544 2009-07-12 Jan Hubicka <jh@suse.cz>
546 PR tree-optimization/40585
547 * except.c (expand_resx_expr): When there already is resume
548 instruction, produce linked list.
549 (build_post_landing_pads): Assert that resume is empty.
550 (connect_post_landing_pads): Handle resume lists.
551 (dump_eh_tree): Dump resume list.
553 2009-07-12 Ira Rosen <irar@il.ibm.com>
555 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
556 with additional argument.
557 * tree-vectorizer.h (enum vect_def_type): Add
558 vect_double_reduction_def.
559 (vect_is_simple_reduction): Add argument.
560 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
562 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
563 vect_is_simple_reduction with additional argument.
564 (vect_analyze_loop_operations): Handle exit phi nodes in case of
566 (reduction_code_for_scalar_code): Handle additional codes by
567 returning ERROR_MARK for them. Fix comment and indentation.
568 (vect_is_simple_reduction): Fix comment, add argument to specify
569 double reduction. Detect double reduction.
570 (get_initial_def_for_induction): Fix indentation.
571 (get_initial_def_for_reduction): Fix comment and indentation.
572 Handle double reduction. Create initial definitions that do not
573 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
574 (vect_create_epilog_for_reduction): Fix comment, add argument to
575 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
576 epilogue result extraction. Create double reduction phi node and
577 replace relevant uses.
578 (vectorizable_reduction): Call vect_is_simple_reduction with
579 additional argument. Fix indentation. Update epilogue code treatment
580 according to the changes in reduction_code_for_scalar_code. Check
581 for double reduction. Call vect_create_epilog_for_reduction with
583 * tree-vect-stmts.c (process_use): Handle double reduction, update
585 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
586 (vect_get_vec_def_for_operand): Likewise.
588 2009-07-12 Danny Smith <dansmister@gmail.com>
590 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
591 dllexport if !TREE_PUBLIC.
592 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
594 2009-07-11 Anatoly Sokolov <aesok@post.ru>
596 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
597 (avr_extra_arch_macro) Remove declatation.
598 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
599 (avr_extra_arch_macro) Declare as static.
600 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
602 2009-07-11 Jan Hubicka <jh@suse.cz>
605 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
607 2009-07-11 Jakub Jelinek <jakub@redhat.com>
610 * dwarf2out.c (dw_fde_struct): Add in_std_section and
611 cold_in_std_section bits.
612 (dwarf2out_begin_prologue): Initialize them.
613 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
614 if already covered by text_section or cold_text_section range.
616 PR rtl-optimization/40667
617 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
618 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
619 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
620 * config/i386/i386.c (ix86_minimum_alignment): New function.
621 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
622 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
623 * emit-rtl.c (gen_reg_rtx): Likewise.
624 * function.c (assign_parms): Likewise. If nominal_type needs
625 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
626 rather than passed_type's alignment.
629 * function.c (assign_parm_setup_stack): Adjust
630 MEM_OFFSET (data->stack_parm) if promoted_mode is different
631 from nominal_mode on big endian.
633 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
635 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
637 2009-07-10 DJ Delorie <dj@redhat.com>
639 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
641 2009-07-10 Mark Mitchell <mark@codesourcery.com>
643 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
645 (thumb2_cbnz): Likewise.
647 2009-07-10 David Daney <ddaney@caviumnetworks.com>
650 * config.gcc (supported_defaults): Add synci.
651 (with_synci): Add validation.
652 (all_defaults): Add synci.
653 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
656 * config/mips/mips.opt (msynci): New option.
657 * config/mips/mips.c (mips_override_options): Warn on use of
658 -msynci for targets that do now support it.
659 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
661 * gcc/doc/invoke.texi (-msynci): Document the new option.
662 * doc/install.texi (--with-synci): Document the new option.
664 2009-07-10 Richard Guenther <rguenther@suse.de>
666 PR tree-optimization/40496
667 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
668 the PHI result with a compatible type.
670 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
674 * c.opt (Wunused-result): New.
675 * doc/invoke.texi: Document it.
676 * c-common.c (c_warn_unused_result): Use it.
678 2009-07-09 DJ Delorie <dj@redhat.com>
680 * targhooks.c (default_target_can_inline_p): Rename from
681 default_target_option_can_inline_p.
682 * targhooks.h (default_target_can_inline_p): Likewise.
683 * target-def.h (TARGET_CAN_INLINE_P): Rename from
684 TARGET_OPTION_CAN_INLINE_P.
685 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
686 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
687 (mep_target_can_inline_p): Rename from
688 mep_target_option_can_inline_p.
691 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
692 registers used to pass vectors.
694 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
696 2009-07-09 Tom Tromey <tromey@redhat.com>
698 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
699 * config/mmix/mmix.c: Include dwarf2.h.
700 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
701 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
702 * config/sh/sh.c: Include dwarf2.h.
703 * config/i386/i386.c: Include dwarf2.h.
704 * Makefile.in (DWARF2_H): Remove 'elf'.
705 * except.c: Include dwarf2.h.
706 * unwind-dw2.c: Include dwarf2.h.
707 * dwarf2out.c: Include dwarf2.h.
708 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
709 * unwind-dw2-fde.c: Include dwarf2.h.
710 * dwarf2asm.c: Include dwarf2.h.
712 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
714 * haifa-sched.c (insn_finishes_cycle_p): New static function.
716 * sched-int.h (struct sched_info: insn_finishes_block_p): New
718 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
719 (region_sched_info): Update.
720 * sched-ebb.c (ebb_sched_info): Update.
721 * modulo-sched.c (sms_sched_info): Update.
722 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
724 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
726 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
728 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
730 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
732 2009-07-09 Jakub Jelinek <jakub@redhat.com>
735 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
736 arg1 with arg01 if arg1 is already INTEGER_CST.
738 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
740 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
741 Transform (and (truncate)) into (truncate (and)).
743 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
745 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
746 creating LHS paradoxical subregs. Fix surrounding returns to
747 use NULL_RTX rather than 0.
749 2009-07-08 DJ Delorie <dj@redhat.com>
751 * config/mep/mep.c: (mep_option_can_inline_p): New.
752 (TARGET_OPTION_CAN_INLINE_P): Define.
754 2009-07-08 Mark Wielaard <mjw@redhat.com>
757 * dwarf2out.c (add_data_member_location_attribute): When we have
758 only a constant offset don't emit a new location description using
759 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
762 2009-07-08 Richard Henderson <rth@redhat.com>
765 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
766 (enum reg_class): Add CLOBBERED_REGS.
767 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
768 * config/i386/i386.c (ix86_conditional_register_usage): Moved
769 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
770 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
771 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
772 force 64-bit sibcalls into R11.
773 * config/i386/constraints.md (U): New constraint.
774 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
775 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
776 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
778 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
780 * basic-block.h (dump_regset, debug_regset): Remove duplicate
782 * c-objc-common.h (c_initialize_diagnostics): Ditto.
783 * ebitmap.h (dump_ebitmap): Ditto.
784 * optabs.h (optab_libfunc): Ditto.
785 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
786 * tree-flow.h (vect_can_force_dr_alignment_p,
787 get_vectype_for_scalar_type): Ditto.
788 (vectorize_loops): Move prototype to ...
789 * tree-vectorizer.h: ... here. Also, adjust comment.
790 (vect_set_verbosity_level): Remove duplicate prototype.
791 * tree-ssa-loop.c: Include tree-vectorizer.h.
792 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
794 2009-07-08 Nick Clifton <nickc@redhat.com>
796 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
799 2009-07-08 DJ Delorie <dj@redhat.com>
801 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
802 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
803 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
805 * config/mep/intrinsics.md: Regenerated.
806 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
807 registers when asm() or calls are detected.
809 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
812 * gimplify.c (gimplify_expr): Propagate no_warning flag when
814 * gimple (gimple_build_call_from_tree): Likewise.
815 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
816 no_warning flag before warning.
818 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
820 * tree.c (set_expr_locus): Remove.
821 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
822 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
824 * gimplify.c (internal_get_tmp_var): Likewise.
825 (gimplify_call_expr): Likewise.
826 (gimplify_one_sizepos): Likewise.
828 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
831 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
832 to variables for debugging purposes.
834 2009-06-23 Mark Loeser <mark@halcy0n.com>
837 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
839 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
841 * pretty-print.c (pp_base_format): Remove %J.
842 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
843 gcc_cxxdiag_char_table): Likewise.
844 (init_dynamic_diag_info): Likewise.
846 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
848 * pretty-print.c (pp_base_format): Remove %H.
849 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
850 gcc_cxxdiag_char_table): Likewise.
851 (init_dynamic_diag_info): Likewise.
852 * config/mep/mep.c (mep_select_section): Likewise.
854 2009-07-07 Duncan Sands <baldrick@free.fr>
856 * final.c (pass_clean_state): Give the pass a name.
857 * passes.c (pass_rest_of_compilation): Likewise.
858 * tree-optimize.c (pass_all_optimizations): Likewise.
860 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
862 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
863 an extra 'decl' for error_at.
865 2009-07-07 Jakub Jelinek <jakub@redhat.com>
868 * tree-tailcall.c (adjust_return_value_with_ops,
869 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
870 if it has complex or vector type.
872 2009-07-07 Olivier Hainque <hainque@adacore.com>
874 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
877 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
879 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
881 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
883 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
884 * c-decl.c: Likewise.
885 * function.c: Likewise.
886 * varasm.c: Likewise.
887 * tree-ssa.c: Likewise.
888 * c-common.c: Likewise.
889 * tree-cfg.c: Likewise.
890 * config/spu/spu.c: Likewise.
891 * config/ia64/ia64.c: Likewise.
892 * config/v850/v850.c: Likewise.
894 2009-07-06 DJ Delorie <dj@redhat.com>
896 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
897 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
898 unspecified accesses to control registers.
899 * config/mep/intrinsics.md: Regenerate.
900 * config/mep/intrinsics.h: Regenerate.
901 * config/mep/mep-intrin.h: Regenerate.
903 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
905 * c-lex.c: Replace %H by an explicit location. Update all calls.
906 * c-common.c: Likewise.
907 * c-decl.c: Likewise.
908 * c-typeck.c: Likewise.
909 * fold-const.c: Likewise.
910 * gimplify.c: Likewise.
912 * tree-cfg.c: Likewise.
913 * tree-ssa-loop-niter.c: Likewise.
914 * tree-vrp.c: Likewise.
915 * value-prof.c: Likewise.
917 2009-07-06 Diego Novillo <dnovillo@google.com>
919 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
920 if it has one. Handle cases where VAR does not have an
921 annotation or cfun is NULL.
923 2009-07-06 Diego Novillo <dnovillo@google.com>
925 * tree.c: Include debug.h.
926 (initialize_tree_contains_struct): New.
927 (init_ttree): Call it.
928 (tree_node_structure_for_code): Factor out of ...
929 (tree_node_structure): ... here.
930 * treestruct.def (TS_PHI_NODE): Remove.
931 (TS_GIMPLE_STATEMENT): Remove.
933 2009-07-06 Diego Novillo <dnovillo@google.com>
935 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
936 (debug_tree_chain): Handle cycles.
938 2009-07-06 Nick Clifton <nickc@redhat.com>
939 DJ Delorie <dj@redhat.com>
941 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
942 __FMOVD_ENABLED__ is defined.
944 (TARGET_FMOVD): Provide a default definition.
945 (MASK_FMOVD): Likewise.
946 (TARGET_CPU_CPP_BUILTINS): Define
947 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
948 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
949 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
950 (split for DF load from memory into register): Also handle
951 MEMs which consist of REG+DISP addressing.
952 (split for DF store from register to memory): Likewise.
953 (movsf_ie): Always use single fp_mode.
954 * config/sh/sh.c (sh_override_options): Do not automatically
955 enable TARGET_MOVD for the SH2A when supporting doubles - leave
956 that to the -mfmovd command line switch.
957 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
958 (fldi_ok): Always allow.
959 * config/sh/sh.opt (mfmovd): Remove this switch.
960 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
962 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
963 Kaz Kojima <kkojima@gcc.gnu.org>
965 PR rtl-optimization/30807
966 * postreload.c (reload_combine): For every new use of REG_SUM,
967 record the use of BASE.
969 2009-07-06 Jan Hubicka <jh@suse.cz>
971 * params.def: Revert my accidental commit at 2009-06-30.
973 2009-07-04 Ian Lance Taylor <iant@google.com>
976 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
978 (mingw_format_attribute_overrides): Likewise.
980 2009-07-04 Jakub Jelinek <jakub@redhat.com>
983 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
984 don't check cfa.reg. Instead of cfa.indirect use
985 fde && fde->drap_reg != INVALID_REGNUM test.
987 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
989 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
991 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
994 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
996 2009-07-03 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/40640
999 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1002 2009-07-03 Jan Hubicka <jh@suse.cz>
1004 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1005 for size, reduce amount of inlining.
1007 2009-07-03 Richard Guenther <rguenther@suse.de>
1010 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1011 if t +- x is known to not overflow and the conversion widens the
1013 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1015 2009-07-03 Jan Hubicka <jh@suse.cz>
1017 * ipa-pure-const.c (analyze): Update loop optimizer init.
1018 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1019 try_remove_empty_loop, remove_empty_loops): Remove.
1020 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1021 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1022 to mark regular loops as neccesary.
1023 (degenerate_phi_p): New function.
1024 (propagate_necessity, remove_dead_phis): Use it.
1025 (forward_edge_to_pdom): Likewise.
1026 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1027 virtual PHI nodes that became unreachable.
1028 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1029 * tree-flow.h (remove_empty_loops): Remove.
1030 * passes.c (init_optimization_passes): Remove.
1032 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1035 can_create_pseudo_p.
1036 (*fix_trunc<mode>_i387_1): Ditto.
1037 (*floathi<mode>2_1): Ditto.
1038 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1039 (*fistdi2_1): Ditto.
1040 (*fist<mode>2_1): Ditto.
1041 (frndintxf2_floor): Ditto.
1042 (*fist<mode>2_floor_1): Ditto.
1043 (frndintxf2_ceil): Ditto.
1044 (*fist<mode>2_ceil_1): Ditto.
1045 (frndintxf2_trunc): Ditto.
1046 (frndintxf2_mask_pm): Ditto.
1047 (fxam<mode>2_i387_with_temp): Ditto.
1048 * config/i386/sse.md (mulv16qi3): Ditto.
1049 (*sse2_mulv4si3): Ditto.
1051 (sse4_2_pcmpestr): Ditto.
1052 (sse4_2_pcmpistr): Ditto.
1054 2009-07-03 Jan Hubicka <jh@suse.cz>
1056 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1057 (mark_stmt_necessary): Set it.
1058 (mark_operand_necessary): Set it.
1059 (mark_control_dependent_edges_necessary): Set it.
1060 (mark_virtual_phi_result_for_renaming): New function.
1061 (get_live_post_dom): New function.
1062 (forward_edge_to_pdom): New function.
1063 (remove_dead_stmt): Fix handling of control dependences.
1064 (tree_dce_init): Init new bitmap.
1065 (tree_dce_done): Free it.
1067 2009-07-02 Richard Guenther <rguenther@suse.de>
1070 * tree-ssa-structalias.c (new_var_info): Initialize
1073 2009-07-02 Jan Hubicka <jh@suse.cz>
1075 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1078 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1080 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1081 instead of recomputing it. Adjust calls.
1082 (emit_store_flag): Adjust recursive calls.
1084 2009-07-02 Richard Guenther <rguenther@suse.de>
1086 * tree-ssa-live.c (remove_unused_locals): Do not remove
1088 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1089 of DECL_EXTERNAL for HEAP variables.
1090 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1091 HEAP variables. Do not adjust RESTRICT vars.
1092 (find_what_var_points_to): Nobody cares if something
1095 2009-07-02 Ben Elliston <bje@au.ibm.com>
1097 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1098 pc_low and pc_high declarations to the top of the function.
1100 2009-07-01 DJ Delorie <dj@redhat.com>
1102 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1104 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1105 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1106 unspecified accesses to control registers.
1107 * config/mep/intrinsics.md: Regenerate.
1108 * config/mep/intrinsics.h: Regenerate.
1109 * config/mep/mep-intrin.h: Regenerate.
1111 2009-07-01 Anthony Green <green@moxielogic.com>
1113 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1114 instruction when possible.
1115 (moxie_expand_prologue): Ditto. Also, save an instruction and
1116 some complexity by popping off of $r12 instead of $sp.
1117 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1120 2009-07-01 Richard Henderson <rth@redhat.com>
1123 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1124 contained no insns, reposition note before last insn.
1126 2009-07-01 Richard Henderson <rth@redhat.com>
1129 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1130 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1132 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1135 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1136 darwin9 for printing reg addresses with %y.
1138 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1140 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1141 truncation from operands in binary operations.
1143 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1146 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1147 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1148 subreg of op0 to the original op0.
1150 * expmed.c (store_bit_field_1): Use a temporary as the destination
1151 instead of a paradoxical subreg when we need to truncate the result.
1153 2009-07-01 DJ Delorie <dj@redhat.com>
1155 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1156 names to VLIW variants.
1157 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1158 * config/mep/intrinsics.md: Regenerate.
1159 * config/mep/intrinsics.h: Regenerate.
1160 * config/mep/mep-intrin.h: Regenerate.
1162 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1165 * jump.c (returnjump_p): Revert last patch.
1166 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1168 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1171 * pa.md (casesi32p): Use jump table label to determine the offset
1173 (casesi64p): Likewise.
1175 * pa.c (forward_branch_p): Return bool type. Use instruction
1176 addresses when available. Assert that INSN has a jump label.
1177 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1180 2009-07-01 Richard Guenther <rguenther@suse.de>
1182 PR tree-optimization/19831
1183 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1184 that only act as barriers do not make any previous stores necessary.
1185 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1186 HEAP variables global, do not add a constraint from nonlocal.
1187 (find_func_aliases): Handle escapes through return statements.
1188 (compute_points_to_sets): Make escaped HEAP variables global.
1190 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1193 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1194 after reducing a DImode cstore to SImode.
1196 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1198 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1199 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1201 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1203 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1204 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1206 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1207 and umod_optab if TARGET_BSD_DIVMOD.
1208 * config/vax/lib1funcs.asm: New file.
1209 * config/vax/t-linux: New file.
1210 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1212 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1215 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1216 to type arguments that have void type.
1219 * dwarf2out.c (gen_formal_parameter_die): Call
1220 equate_decl_number_to_die if node is different from origin.
1222 2009-06-30 Anthony Green <green@moxielogic.com>
1224 Clean up moxie port for --enable-build-with-cxx.
1225 * config/moxie/moxie.c (moxie_function_value): First two
1226 parameters are const_tree, not tree.
1227 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1228 (REG_CLASS_NAMES): Ditto.
1229 (REGNO_REG_CLASS): Ditto.
1230 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1231 (moxie_function_value): Fix constyness of arguments.
1233 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1235 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1236 finalize_size_functions before further processing.
1237 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1238 (variable_size): Call self_referential_size on size expressions
1239 that contain a PLACEHOLDER_EXPR.
1240 (size_functions): New static variable.
1241 (copy_self_referential_tree_r): New static function.
1242 (self_referential_size): Likewise.
1243 (finalize_size_functions): New global function.
1244 * tree.c: Include tree-inline.h.
1245 (push_without_duplicates): New static function.
1246 (find_placeholder_in_expr): New global function.
1247 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1249 <tcc_expression>: Likewise.
1250 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1251 the call in the expression.
1252 * tree.h (finalize_size_functions): Declare.
1253 (find_placeholder_in_expr): Likewise.
1254 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1255 (substitute_placeholder_in_expr): Update comment.
1256 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1258 (copy_tree_body_r): Likewise.
1259 (copy_tree_body): New static function.
1260 (maybe_inline_call_in_expr): New global function.
1261 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1262 (maybe_inline_call_in_expr): Declare.
1263 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1264 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1267 2009-06-30 Richard Guenther <rguenther@suse.de>
1269 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1271 (propagate_necessity): Do not mark reaching defs of stores
1274 2009-06-30 Jan Hubicka <jh@suse.cz>
1276 * cfgloopanal.c (check_irred): Move into ...
1277 (mark_irreducible_loops): ... here; return true if ireducible
1279 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1280 (analyze_function): Try to prove loop finiteness.
1281 * cfgloop.h (mark_irreducible_loops): Update prototype.
1282 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1284 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1286 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1288 2009-06-30 Ira Rosen <irar@il.ibm.com>
1290 PR tree-optimization/40542
1291 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1294 2009-06-30 Martin Jambor <mjambor@suse.cz>
1296 PR tree-optimization/40582
1297 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1298 than useless_type_conversion_p.
1299 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1302 2009-06-30 Martin Jambor <mjambor@suse.cz>
1305 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1307 2009-06-30 Richard Guenther <rguenther@suse.de>
1309 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1310 use ao_ref references.
1311 (walk_aliased_vdefs): Likewise.
1312 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1313 * tree-ssa-dce.c (struct ref_data): Remove.
1314 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1315 (mark_aliased_reaching_defs_necessary): Adjust.
1316 (mark_all_reaching_defs_necessary_1): Likewise.
1318 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1321 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1322 (emit_store_flag_1): Extract from emit_store_flag, adjust
1323 calls to (what now is) emit_cstore.
1324 (emit_store_flag): Call emit_store_flag_1 and also use it
1325 for what used to be recursive calls.
1327 2009-06-30 Wei Guozhi <carrot@google.com>
1330 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1331 if the target bb post dominates from bb.
1332 * config/i386/i386.c (memory_address_length): Check existence of base
1333 register before using it.
1335 2009-06-30 Nick Clifton <nickc@redhat.com>
1336 DJ Delorie <dj@redhat.com>
1338 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1339 __FMOVD_ENABLED__ is defined.
1341 (TARGET_FMOVD): Provide a default definition.
1342 (MASK_FMOVD): Likewise.
1343 (TARGET_CPU_CPP_BUILTINS): Define
1344 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1345 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1346 two fmov instructions depending upon whether TARGET_FMOVD is
1348 (split for DF load from memory into register): Also handle
1349 MEMs which consist of REG+DISP addressing.
1350 (split for DF store from register to memory): Likewise.
1351 * config/sh/sh.opt (mfmovd): Remove this switch.
1352 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1353 * config/sh/sh.c (sh_override_options): Do not automatically
1354 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1355 that to the -mfmovd command line switch.
1357 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1359 (fldi_ok): Always allow.
1360 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1362 2009-06-29 DJ Delorie <dj@redhat.com>
1364 * doc/install.texi (mep-x-elf): Correct chip's full name.
1366 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1368 * doc/extend.texi: Fix typo.
1370 2009-06-29 Tom Tromey <tromey@redhat.com>
1373 * Makefile.in (DWARF2_H): New variable.
1375 (dwarf2out.o): Likewise.
1376 (dwarf2asm.o): Likewise.
1377 * config/i386/t-i386: Use DWARF2_H.
1378 * except.c: Include elf/dwarf2.h.
1379 * unwind-dw2.c: Include elf/dwarf2.h.
1380 * dwarf2out.c: Include elf/dwarf2.h.
1381 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1382 <dtprel>: New field.
1383 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1384 (size_of_loc_descr): Likewise.
1385 (output_loc_operands_raw): Likewise.
1386 (output_loc_operands): Handle new dtprel field.
1387 (loc_checksum): Update.
1388 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1389 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1390 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1391 * dwarf2asm.c: Include elf/dwarf2.h.
1392 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1393 * config/mmix/mmix.c: Include elf/dwarf2.h.
1394 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1395 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1396 * config/sh/sh.c: Include elf/dwarf2.h.
1397 * config/i386/i386.c: Include elf/dwarf2.h.
1399 2009-06-29 DJ Delorie <dj@redhat.com>
1401 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1403 * doc/extend.texi: Add MeP attributes and pragmas.
1404 * doc/invoke.text: Add MeP Options.
1405 * doc/contrib.texi: Add MeP contribution.
1406 * doc/md.texi: Add MeP constraints.
1407 * doc/install.texi: Add MeP target.
1409 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1411 * target.h (struct gcc_target): Add frame_pointer_required field.
1412 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1413 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1414 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1416 * reload1.c (update_eliminables): (Ditto.).
1417 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1418 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1419 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1421 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1423 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1424 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1425 (arm_frame_pointer_required): New function.
1427 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1428 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1429 (avr_frame_pointer_required_p): Declare as static.
1430 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1432 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1433 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1434 (bfin_frame_pointer_required): Make as static, change return type
1436 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1438 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1439 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1440 (cris_frame_pointer_required): New function.
1442 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1444 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1445 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1446 (fr30_frame_pointer_required): New function.
1448 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1449 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1450 (frv_frame_pointer_required): Make as static, change return type
1452 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1454 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1455 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1456 (ix86_frame_pointer_required): Make as static, change return type to
1458 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1460 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1461 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1463 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1465 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1467 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1469 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1470 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1471 (mips_frame_pointer_required): Make as static.
1472 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1474 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1475 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1476 (mmix_frame_pointer_required): Mew function.
1478 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1479 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1481 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1483 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1485 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1487 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1488 (CAN_ELIMINATE): Redefine.
1489 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1490 (sparc_frame_pointer_required): New function.
1491 (sparc_can_eliminate): New function.
1492 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1494 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1495 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1497 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1498 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1499 (xtensa_frame_pointer_required): Make as static, change return type
1501 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1504 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1506 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1507 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1508 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1509 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1510 (register_callback): Handle PLUGIN_START_UNIT.
1511 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1513 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1515 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1517 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1518 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1520 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1522 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1525 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1527 * doc/extend.texi (Additional Floating Types): __float128 is also
1528 supported on i386 targets.
1530 2009-06-29 Richard Guenther <rguenther@suse.de>
1533 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1535 (pt_solutions_same_restrict_base): Declare.
1536 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1538 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1539 (make_constraint_from, make_copy_constraint): Move earlier.
1540 (make_constraint_from_heapvar): New function.
1541 (make_constraint_from_restrict): Likewise.
1542 (handle_lhs_call): Use it.
1543 (find_func_aliases): Use it to track conversions to restrict
1545 (struct fieldoff): Add only_restrict_pointers flag.
1546 (push_fields_onto_fieldstack): Initialize it.
1547 (create_variable_info_for): Track global restrict qualified pointers.
1548 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1549 Track restrict qualified pointer arguments.
1550 (set_uids_in_ptset): Use varinfo is_global_var flag.
1551 (find_what_var_points_to): Set the vars_contains_restrict flag.
1552 Always create the points-to solution for sets including restrict tags.
1553 (pt_solutions_same_restrict_base): New function.
1554 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1555 qualified pointers use pt_solutions_same_restrict_base as
1556 additional source for disambiguation.
1558 2009-06-29 Richard Guenther <rguenther@suse.de>
1561 * alias.c (find_base_decl): Remove.
1562 (get_deref_alias_set_1): Remove restrict handling.
1563 * c-common.c (c_apply_type_quals_to_decl): Do not set
1564 DECL_POINTER_ALIAS_SET.
1565 * gimplify.c (find_single_pointer_decl_1): Remove.
1566 (find_single_pointer_decl): Likewise.
1567 (internal_get_tmp_var): Remove restrict handling.
1568 (gimple_regimplify_operands): Likewise.
1569 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1570 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1571 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1572 * tree.c (restrict_base_for_decl): Remove.
1573 (init_ttree): Do not allocate it.
1574 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1575 LABEL_DECL_UID for label decls.
1576 (copy_node_stat): Do not copy restrict information.
1577 (decl_restrict_base_lookup): Remove.
1578 (decl_restrict_base_insert): Likewise.
1579 (print_restrict_base_statistics): Likewise.
1580 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1581 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1582 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1583 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1584 (LABEL_DECL_UID): Adjust.
1585 (DECL_BASED_ON_RESTRICT_P): Remove.
1586 (DECL_GET_RESTRICT_BASE): Likewise.
1587 (SET_DECL_RESTRICT_BASE): Likewise.
1588 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1590 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1591 instead of DECL_POINTER_ALIAS_SET.
1592 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1593 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1594 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1596 2009-06-29 Richard Guenther <rguenther@suse.de>
1598 PR tree-optimization/40579
1599 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1600 the IL to simplify has constants that overflowed.
1602 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1604 PR tree-optimization/40550
1605 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1606 vector_compute_type only when the size of vector_compute_type is
1607 less than the size of type.
1609 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1611 * fold-const.c (contains_label_1): Fix comments.
1612 (contains_label_p): Do not walk trees multiple time.
1614 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1616 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1617 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1618 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1619 ix86_fp_comparison_operator.
1620 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1621 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1622 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1623 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1624 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1625 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1626 (related splits): Change predicate to ix86_fp_comparison_operator.
1627 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1628 instead of ix86_fp_comparison_codes.
1629 (ix86_trivial_fp_comparison_operator,
1630 ix86_fp_comparison_operator): New.
1631 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1632 (ix86_expand_compare): Eliminate last two parameters.
1633 (ix86_fp_jump_nontrivial_p): Kill.
1634 * config/i386/i386.c (put_condition_code): Eliminate call to
1635 ix86_fp_comparison_codes and subsequent assertion.
1636 (ix86_fp_comparison_codes): Eliminate.
1637 (ix86_fp_swap_condition): New.
1638 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1639 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1640 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1641 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1642 and ix86_fp_swap_condition.
1643 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1644 Use ix86_fp_comparison_strategy.
1645 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1646 (ix86_fp_jump_nontrivial_p): Eliminate.
1647 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1648 call to ix86_expand_compare.
1649 (ix86_split_fp_branch, ix86_expand_setcc,
1650 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1651 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1653 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1655 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1656 related to jump_clobbers.
1657 * config/arm/arm.md (conds): Remove jump_clob case.
1658 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1659 splits): Change comparison_operator to arm_comparison_operator.
1660 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1663 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1665 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1666 condition for floating point modes.
1667 * expmed.c (emit_store_flag_1): Move here a bigger part
1669 (emit_store_flag): Try swapping the condition for floating point
1671 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1673 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1675 * expr.c (expand_expr_real_1): Just use do_store_flag.
1676 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1677 emit_store_flag_force.
1678 * expmed.c (emit_store_flag_force): Copy here trick
1679 previously in expand_expr_real_1. Try reversing the comparison.
1680 (emit_store_flag_1): Work if target is NULL.
1681 (emit_store_flag): Work if target is NULL, using the result mode
1682 from the comparison. Use split_comparison, restructure final part
1683 to simplify conditionals.
1685 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1687 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1688 * dojump.c (do_jump): Change handling of floating-point
1689 ops to use just do_compare_and_jump.
1690 (split_comparison): New.
1691 (do_compare_rtx_and_jump): Add here logic coming previously
1692 in do_jump, using split_comparison.
1694 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1697 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1699 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1701 * tree-ssa-alias.c: Fix unintentional commit.
1703 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1705 * passes.c (execute_one_pass): Fix unintentional commit.
1707 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1709 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1710 (df_rd_local_compute, df_md_local_compute): Inline them.
1712 (df_md_scratch): New.
1713 (df_md_alloc, df_md_free): Allocate/free it.
1714 (df_md_local_compute): Only include live registers in init.
1715 (df_md_transfer_function): Prune the in-set computed by
1716 the confluence function, and the gen-set too.
1718 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1720 PR rtl-optimization/26854
1721 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1722 * df-problems.c (df_rd_add_problem): Fix comment.
1723 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1724 df_md_simulate_artificial_defs_at_top,
1725 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1726 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1727 df_md_transfer_function, df_md_init, df_md_confluence_0,
1728 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1729 problem_MD, df_md_add_problem): New.
1730 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1731 df_md_get_bb_info): New.
1732 (DF_LAST_PROBLEM_PLUS1): Adjust.
1734 * Makefile.in (fwprop.o): Include domwalk.h.
1735 * fwprop.c: Include domwalk.h.
1736 (reg_defs, reg_defs_stack): New.
1737 (bitmap_only_bit_between): Remove.
1738 (process_defs): New.
1739 (process_uses): Use reg_defs and local_md instead of
1740 bitmap_only_bit_between and local_rd.
1741 (single_def_use_enter_block): New, from build_single_def_use_links.
1742 (single_def_use_leave_block): New.
1743 (build_single_def_use_links): Remove code moved to
1744 single_def_use_enter_block, invoke domwalk.
1745 (use_killed_between): Adjust comment.
1747 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1749 * bitmap.h (bitmap_ior_and_into): New.
1750 * bitmap.c (bitmap_ior_and_into): New.
1752 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1754 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1755 before_dom_children_before_stmts and after_dom_children_after_stmts.
1756 Rename the two remaining callbacks to just before_dom_children and
1757 after_dom_children. Remove other GIMPLE statement walking bits.
1758 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1759 * graphite.c: Do not include domwalk.h.
1760 * tree-into-ssa.c (interesting_blocks): New global.
1761 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1762 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1763 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1764 now that they're not domwalk callbacks.
1765 (rewrite_initialize_block): Rename to...
1766 (rewrite_enter_block): ... this, place after called functions. Test
1767 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1768 (rewrite_finalize_block): Rename to...
1769 (rewrite_leave_block): ... this, place after called functions.
1770 (rewrite_update_init_block): Rename to...
1771 (rewrite_update_enter_block): ... this, place after called functions.
1772 Test interesting_blocks, call rewrite_update_stmt and
1773 rewrite_update_phi_arguments.
1774 (rewrite_update_fini_block): Rename to...
1775 (rewrite_leave_block): ... this, place after called functions.
1776 (rewrite_blocks): Remove last argument, simplify initialization of
1778 (mark_def_sites_initialize_block): Rename to...
1779 (mark_def_sites_block): ... this, call mark_def_sites.
1780 (mark_def_sites_blocks): Remove argument, simplify initialization of
1782 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1783 (update_ssa): Likewise.
1784 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1786 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1787 (dom_opt_initialize_block): Rename to...
1788 (dom_opt_enter_block): ... this, place after called functions. Walk
1789 statements here, inline propagate_to_outgoing_edges.
1790 (dom_opt_finalize_block): Rename to...
1791 (dom_opt_leave_block): ... this, place after called functions.
1792 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1794 (dse_enter_block, dse_record_phi): New.
1795 (dse_record_phis): Delete.
1796 (dse_finalize_block): Rename to...
1797 (dse_leave_block): ... this.
1798 (tree_ssa_dse): Simplify initialization of walk_data.
1799 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1800 Adjust initialization of walk_data.
1801 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1802 * tree-ssa-loop-phiopt.c (get_non_trapping):
1803 Adjust initialization of walk_data.
1804 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1805 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1806 it's not a domwalk callback.
1807 (uncprop_initialize_block): Rename to...
1808 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1809 (dse_finalize_block): Rename to...
1810 (dse_leave_block): ... this.
1811 (tree_ssa_uncprop): Simplify initialization of walk_data.
1812 * Makefile.in: Adjust dependencies.
1814 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1816 * arm.md (casesi): Fix test for Thumb1.
1817 (thumb1_casesi_internal_pic): Likewise.
1818 (thumb1_casesi_dispatch): Likewise.
1820 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1822 * config/arm/arm-cores.def: Added core cortex-m0.
1823 * config/arm/arm-tune.md: Regenerated.
1824 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1826 2009-06-26 DJ Delorie <dj@redhat.com>
1828 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1830 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1831 the scheduler doesn't tag jump insns.
1833 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1835 * c-decl.c (merge_decls): Re-indent.
1837 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1840 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1841 Special-case decimal float constants.
1843 2009-06-26 Richard Henderson <rth@redhat.com>
1845 * function.h (struct function): Add cannot_be_copied_reason,
1846 and cannot_be_copied_set.
1847 * tree-inline.c (has_label_address_in_static_1): Rename from
1848 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1849 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1850 don't set inline_forbidden_reason.
1851 (copy_forbidden): New function, split out of inline_forbidden_p.
1852 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1853 (inline_forbidden_p): Use copy_forbidden.
1854 (tree_versionable_function_p): Likewise.
1855 (inlinable_function_p): Merge into tree_inlinable_function_p.
1856 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1857 * ipa-cp.c (ipcp_versionable_function_p): New function.
1858 (ipcp_cloning_candidate_p): Use it.
1859 (ipcp_node_modifiable_p): Likewise.
1861 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1863 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1864 that is marked not to be inlined. Remove flag_mudflap use.
1865 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1866 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1868 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1871 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1872 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1874 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1876 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1878 (__mingwthr_remove_key_dtor): Likewise.
1880 2009-06-26 Richard Guenther <rguenther@suse.de>
1882 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1884 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1887 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1888 try the non-cond_exec path also.
1890 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1893 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1894 (output_cbranch): Use new functions.
1895 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1898 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1899 Pat Haugen <pthaugen@us.ibm.com>
1900 Revital Eres <ERES@il.ibm.com>
1902 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1903 for %c error. Add %x support to print VSX registers as a unified
1904 register set, instead of separate float and altivec registers.
1905 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1906 %y case, and add support for VSX pre-modify addresses.
1907 (output_toc): Add assert for CONST containing an integer constant
1909 (rs6000_adjust_cost): Add POWER7 support.
1910 (insn_must_be_first_in_group): Ditto.
1911 (insn_must_be_last_in_group): Ditto.
1912 (rs6000_emit_popcount): Ditto.
1913 (rs6000_vector_mode_supported_p): Ditto.
1915 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1916 Change some of the functions called by macros to being called
1917 through a pointer, so debug functions can be inserted if
1918 -mdebug=addr or -mdebug=cost.
1919 (rs6000_preferred_reload_class_ptr): Ditto.
1920 (rs6000_secondary_reload_class_ptr): Ditto.
1921 (rs6000_secondary_memory_needed_ptr): Ditto.
1922 (rs6000_cannot_change_mode_class_ptr): Ditto.
1923 (rs6000_secondary_reload_inner): Ditto.
1924 (rs6000_legitimize_reload_address): Ditto.
1925 (rs6000_legitimize_reload_address_ptr): Ditto.
1926 (rs6000_mode_dependent_address): Ditto.
1927 (rs6000_mode_dependent_address_ptr): Ditto.
1929 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1930 function to return true if the mode allows reg + integer
1932 (virtual_stack_registers_memory_p): New function to return true if
1933 the address refers to a virtual stack register.
1934 (rs6000_legitimate_offset_address_p): Move code to say whether a
1935 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1937 (rs6000_legitimate_address_p): Add checks for modes that only can
1938 do reg+reg addressing. Start adding VSX support.
1939 (rs6000_legitimize_reload_address): Ditto.
1940 (rs6000_legitimize_address): Ditto.
1941 (rs6000_debug_legitimate_address_p): New debug functions for
1942 -mdebug=addr and -mdebug=cost.
1943 (rs6000_debug_rtx_costs): Ditto.
1944 (rs6000_debug_address_costs): Ditto.
1945 (rs6000_debug_adjust_cost): Ditto.
1946 (rs6000_debug_legitimize_address): Ditto.
1947 (rs6000_legitimize_reload_address_ptr): Point to call normal
1948 function or debug function. Make functions called via pointer
1950 (rs6000_mode_dependent_address_ptr): Ditto.
1951 (rs6000_secondary_reload_class_ptr): Ditto.
1952 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1953 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1954 into a friendlier error.
1955 (rs6000_init_builtins): Add initial VSX support.
1956 (rs6000_adjust_cost): Fix some spacing issues.
1958 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1959 (REG_CLASS_NAMES): Ditto.
1960 (REG_CLASS_CONTENTS): Ditto.
1961 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1962 pointer, to add -mdebug=addr support.
1963 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1964 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1965 -mdebug=addr support.
1966 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1967 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1968 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1970 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1972 (bswapsi*): Set attribute types for load/store. Add combiner
1973 patterns to eliminate zero extend on 64-bit.
1974 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1975 stdbrx if the hardware supports those instructions.
1977 2009-06-25 Ian Lance Taylor <iant@google.com>
1979 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1980 (Link Options): Document -static-libstdc++.
1982 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1985 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1986 DATA_ALIGNMENT instead.
1988 2009-06-25 Richard Guenther <rguenther@suse.de>
1990 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1991 indirect references against the callused/escaped solutions.
1992 (call_may_clobber_ref_p_1): Likewise.
1994 2009-06-25 Martin Jambor <mjambor@suse.cz>
1996 PR tree-optimization/40493
1997 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1998 (enum unscalarized_data_handling): New type.
1999 (handle_unscalarized_data_in_subtree): Return what has been done.
2000 (load_assign_lhs_subreplacements): Handle left flushes differently.
2001 (sra_modify_assign): Use unscalarized_data_handling, simplified
2002 condition determining whether to remove the statement.
2004 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2006 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2007 excerpt - @ should be doubled for texinfo.
2009 2009-06-24 Ian Lance Taylor <iant@google.com>
2011 * config/arc/arc.c: Include "df.h".
2012 (arc_attribute_table): Make static. Move higher in file.
2013 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2014 (output_shift): Initialize n later to avoid warning.
2015 * config/arm/arm.c (arm_attribute_table): Make static. Move
2017 * config/avr/avr.c (avr_attribute_table): Make static. Move
2019 (reg_class_tab): Change array type from int to enum reg_class.
2020 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2022 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2023 (lshrhi3_out): Likewise.
2024 (class_likely_spilled_p): Change return type to bool.
2025 (avr_rtx_costs): Use local code variable with enum type.
2026 * config/avr/avr.md (movmemhi): Use add_reg_note.
2027 (andhi3, andsi3): Don't use AS2 with "and".
2028 (iorhi3, iorsi3): Don't use AS2 with "or".
2029 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2030 * config/crx/crx.c: Include "df.h".
2031 (crx_attribute_table): Make static.
2032 * config/m32r/m32r.c: Include "df.h".
2033 (m32r_attribute_table): Make static. Move higher in file.
2034 (pop): Use add_reg_note.
2035 (block_move_call): Change 0 to LCT_NORMAL in function call.
2036 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2037 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2038 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2039 declare, not just when TREE_CODE is defined.
2040 * config/m68hc11/m68hc11.c: Include "expr.h".
2041 (m68hc11_attribute_table): Make static. Move higher in file.
2042 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2044 (m68hc11_register_indirect_p): Likewise.
2045 (m68hc11_function_arg_padding): Change return type to enum
2047 (emit_move_after_reload): Use add_reg_note.
2048 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2049 (m68hc11_split_logical): Likewise.
2050 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2052 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2053 to VOIDmode in function call.
2054 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2056 (m68hc11_split_logical): Update declaration.
2057 (m68hc11_function_arg_padding): Update declaration.
2058 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2059 to array of enum reg_class.
2060 (mcore_attribute_table): Make static. Move higher in file.
2061 (mcore_rtx_costs): Add cast to enum type.
2062 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2063 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2064 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2066 * config/sh/predicates.md (trapping_target_operand): Rename and to
2068 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2070 * config/spu/spu.c (spu_attribute_table): Make static. Move
2072 * config/v850/v850.c (v850_attribute_table): Make static. Move
2074 (v850_rtx_costs): Use local code with enum type.
2075 (expand_epilogue): Add cast.
2076 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2078 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2081 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2082 -m2a-single-only and -m2a-nofpu.
2083 * config/sh/sh.opt: Document m2a generates FPU code.
2085 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2087 * defaults.h (CAN_ELIMINATE): Provide default.
2088 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2089 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2090 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2091 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2092 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2093 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2094 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2095 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2096 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2097 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2099 2009-06-24 DJ Delorie <dj@redhat.com>
2101 * mep-ext-cop.cpu: Fix copyright notice.
2102 * mep-default: Fix copyright notice.
2103 * mep-core: Fix copyright notice.
2104 * mep: Fix copyright notice.
2105 * mep-ivc2: Fix copyright notice.
2106 * mep-c5: Fix copyright notice.
2108 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2110 * doc/contrib.texi (Contributors):
2112 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2115 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2116 src and dst operands if necessary.
2118 2009-06-23 DJ Delorie <dj@redhat.com>
2121 * config.gcc: Add mep support.
2122 * recog.c: Resurrect validate_replace_rtx_subexp().
2123 * recog.h: Likewise.
2124 * config/mep/: Add new port:
2125 * config/mep/constraints.md: New file.
2126 * config/mep/default.h: New file.
2127 * config/mep/intrinsics.h: New file.
2128 * config/mep/intrinsics.md: New file.
2129 * config/mep/ivc2-template.h: New file.
2130 * config/mep/mep-c5.cpu: New file.
2131 * config/mep/mep-core.cpu: New file.
2132 * config/mep/mep-default.cpu: New file.
2133 * config/mep/mep-ext-cop.cpu: New file.
2134 * config/mep/mep-intrin.h: New file.
2135 * config/mep/mep-ivc2.cpu: New file.
2136 * config/mep/mep-lib1.asm: New file.
2137 * config/mep/mep-lib2.c: New file.
2138 * config/mep/mep-pragma.c: New file.
2139 * config/mep/mep-protos.h: New file.
2140 * config/mep/mep-tramp.c: New file.
2141 * config/mep/mep.c: New file.
2142 * config/mep/mep.cpu: New file.
2143 * config/mep/mep.h: New file.
2144 * config/mep/mep.md: New file.
2145 * config/mep/mep.opt: New file.
2146 * config/mep/predicates.md: New file.
2147 * config/mep/t-mep: New file.
2149 2009-06-23 Ian Lance Taylor <iant@google.com>
2151 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2152 from loose_warn into c_loose_warn and from strict_warn into
2153 c_strict_warn. Set and substitute warn_cxxflags. Check for
2154 --enable-build-with-cxx. Set and substitute
2155 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2156 * Makefile.in (CXXFLAGS): New variable.
2157 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2158 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2159 the default is the same as $(STRICT_WARN).
2160 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2161 (CXX): New variable.
2162 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2163 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2164 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2165 (HOST_LIBS): New variable.
2166 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2167 (ALL_CXXFLAGS): New variable.
2168 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2169 * doc/install.texi (Configuration): Document
2170 --enable-build-with-cxx, --with-stage1-ldflags,
2171 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2172 * configure: Rebuild.
2174 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2176 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2177 from previous commit.
2179 2009-06-23 Ian Lance Taylor <iant@google.com>
2181 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2183 2009-06-23 Ian Lance Taylor <iant@google.com>
2185 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2186 with ATTRIBUTE_UNUSED.
2188 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2189 Pat Haugen <pthaugen@us.ibm.com>
2190 Revital Eres <eres@il.ibm.com>
2192 * config.in (HAVE_AS_POPCNTD): Add default definition.
2193 (HAVE_AS_LWSYNC): Ditto.
2195 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2197 (gcc_cv_as_powerpc_cmpb): Ditto.
2198 (gcc_cv_as_powerpc_dfp): Ditto.
2199 (gcc_cv_as_powerpc_vsx): Ditto.
2200 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2201 supporting the popcntd/lwsync instructions.
2202 (gcc_cv_as_powerpc_lwsync): Ditto.
2203 * configure: Regenerate.
2205 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2206 -mcpu=native and -mcpu=power7.
2207 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2209 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2210 a variable instead of a mask to reduce the number of mask bits.
2211 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2212 (-mbit-word): Ditto.
2213 (-mregnames): Ditto.
2214 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2215 (-mfused-madd): Ditto.
2217 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2219 (-mvsx): New switch for VSX instructions.
2220 (-misel): Move from a variable to a mask to allow it to be set by
2223 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2224 function declaration to an array declaration.
2225 (rs6000_hard_regno_nregs): New external array declaration.
2227 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2228 files included by rs6000.md.
2230 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2231 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2233 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2235 (rs6000_debug_reg): New -mdebug= variables.
2236 (rs6000_debug_addr): Ditto.
2237 (rs6000_debug_cost): Ditto.
2238 (rs6000_pmode): New variable to hold Pmode.
2239 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2240 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2241 calculated at compiler start.
2242 (rs6000_hard_regno_nregs): Change function to an array which holds
2243 HARD_REGNO_NREGS calculated at compiler start.
2244 (rs6000_explicit_options): Delete isel field.
2245 (rs6000_vector_unit): New array to hold which vector unit
2246 supports arithmetic options for a given type.
2247 (rs6000_vector_mem): New array to hold which vector unit supports
2248 memory reference operations for a given type.
2249 (rs6000_vector_align): New array to given the alignment of each
2251 (power7_cost): New basic costs for power7.
2252 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2253 (rs6000_hard_regno_nregs_internal): New function, moved from
2254 HARD_REGNO_NREGS, to calculate the number of registers each hard
2255 register takes for each type.
2256 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2257 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2258 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2259 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2260 unit information here so it is calculated once at compiler startup
2262 (rs6000_override_options): Make -misel a target mask. Add more
2263 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2264 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2266 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2267 (rs6000_handle_option): Move -misel from variable to target mask.
2268 (rs6000_builtin_mask_for_load): Add VSX support.
2269 (rs6000_conditional_register_usage): Ditto.
2270 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2271 (function_arg_boundary): Ditto.
2272 (rs6000_expand_builtin): Ditto.
2273 (def_builtin): Make abort message a little friendlier.
2274 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2276 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2277 assembler support the popcntd instruction instead of a vsx
2278 instruction to enable power7 support.
2279 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2280 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2281 option to the assembler if -mcpu=native.
2282 (ASM_CPU_NATIVE_SPEC): Ditto.
2283 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2285 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2286 the lwsync instruction.
2287 (enum processor_type): Add PROCESSOR_POWER7.
2288 (rs6000_debug_reg): New -mdebug= options.
2289 (rs6000_debug_addr): Ditto.
2290 (rs6000_debug_cost): Ditto.
2291 (rs6000_isel): Delete.
2292 (enum rs6000_vector): New enum to say what vector unit we have.
2293 (VECTOR_UNIT_*): New macros to say which vector unit has
2294 arithmetic operations for a given type.
2295 (VECTOR_MEM_*): New macros to say which vector unit has memory
2296 operations for a given type.
2297 (TARGET_LDBRX): Whether the machine supports the ldbrx
2299 (TARGET_ISEL): Delete, -misel moved to be a mask.
2300 (TARGET_ISEL64): New macro for 64-bit isel support.
2301 (UNITS_PER_VSX_WORD): New macro.
2302 (POINTER_SIZE): Move to be an external variable, rather than
2303 calculating whether we are generating 32 ot 64-bit code.
2305 (STACK_BOUNDARY): Add VSX support.
2306 (LOCAL_ALIGNMENT): Ditto.
2307 (SLOW_UNALIGNED_ACCESS): Ditto.
2308 (VSX_REGNO_P): New macro for VSX support.
2309 (VFLOAT_REGNO_P): Ditto.
2310 (VINT_REGNO_P): Ditto.
2311 (VLOGICAL_REGNO_P): Ditto.
2312 (VSX_VECTOR_MODE): Ditto.
2313 (VSX_SCALAR_MODE): Ditto.
2315 (VSX_MOVE_MODE): Ditto.
2316 (VSX_REG_CLASS_P): Ditto.
2317 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2319 (UNITS_PER_SIMD_WORD): Add VSX support.
2320 (MODES_TIEABLE_P): Ditto.
2321 (STARTING_FRAME_OFFSET): Ditto.
2322 (STACK_DYNAMIC_OFFSET): Ditto.
2323 (EPILOGUE_USES): Ditto.
2324 (REGNO_REG_CLASS): Move to array lookup.
2325 (CLASS_MAX_NREGS): Ditto.
2326 (rs6000_vector_reg_class): Add declaration.
2327 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2328 overlap with the floating point and Altivec registers.
2330 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2332 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2333 give the appropriate asm switches if -mcpu=native.
2334 (host_detect_local_cpu): Add support for "asm".
2335 (host_detect_local_cpu): Follow GNU code guidelines for name.
2337 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2338 -mbit-word to a variable instead of being a target mask.
2340 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2341 emit the lwsync instruction instead of emitting the instruction as
2342 an integer constant.
2344 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2345 fixuns_trundfsi2, move expander into rs6000.md.
2347 * config/rs6000/rs6000.md (cpu): Add power7.
2348 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2349 (logical predicate patterns): Change the single instruction
2350 primitives that set CR0 to be fast_compare instead of compare.
2352 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2353 (popcntddi2): Ditto.
2354 (popcount<mode>): Ditto.
2355 (floating multiply/add insns): Name the floating point
2357 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2358 (isel_unsigned_<mode>): Ditto.
2359 (fixuns_trundfsi2): Move expander here from spe.md.
2360 (smindi3): Define if we have -misel on 64-bit systems.
2365 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2367 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2369 * config/avr/avr.c (avr_current_device): New variable.
2370 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2371 (avr_arch, mcu_type_s): Move to avr.h.
2372 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2373 default_data_section_start fields.
2374 (avr_arch): Moved from avr.c.
2375 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2376 library_name fields.
2377 (avr_current_device, avr_mcu_types, avr_arch_types,
2378 avr_device_to_arch, avr_device_to_data_start,
2379 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2380 (EXTRA_SPEC_FUNCTIONS): Define.
2381 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2382 options mapping. Use device_to_arch and device_to_data_start insted.
2383 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2384 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2385 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2386 * config/avr/driver-avr.c: New file.
2387 * config/avr/avr-devices.c: New file.
2389 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2391 * var-tracking.c (unshare_variable): Force initialized to
2392 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2393 (set_variable_part): Likewise.
2394 (struct variable_union_info): Remove pos_src field.
2395 (vui_vec, vui_allocated): New variables.
2396 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2397 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2398 == 1 use a simpler sorting algorithm. Compute pos field right
2399 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2400 Avoid quadratic comparison if !flag_var_tracking_uninit.
2401 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2402 unshare_variable unconditionally.
2403 (dataflow_set_different_2): Removed.
2404 (dataflow_set_different): Don't traverse second hash table.
2405 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2406 unconditionally to var_reg_set or var_mem_set.
2407 (emit_notes_in_bb): Likewise.
2408 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2410 (emit_note_insn_var_location): Don't set initialized to
2411 VAR_INIT_STATUS_INITIALIZED early.
2412 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2414 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2416 * tree-object-size.c (addr_object_size): Instead of checking
2417 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2418 are no FIELD_DECLs following it.
2420 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2422 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2423 order to match bswaps with signed source operands.
2425 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2427 * sdbout.c (sdbout_one_type): Fix braces in switch.
2429 2009-06-23 Richard Guenther <rguenther@suse.de>
2431 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2433 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2434 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2435 var_callused, callused_tree, var_storedanything, storedanything_tree,
2436 var_integer, integer_tree): Remove global variables.
2437 (new_var_info): Do not pass new id, append the new var to the
2438 global variable vector.
2439 (do_ds_constraint): Use is_global_var member of the variable-info.
2440 (new_scalar_tmp_constraint_exp): Adjust.
2441 (create_function_info_for): Likewise.
2442 (create_variable_info_for): Likewise.
2443 (find_what_var_points_to): Remove dead code.
2444 (init_base_vars): Simplify.
2445 (compute_points_to_sets): Adjust.
2447 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2449 * combine.c (try_combine): Dump information about the insns we're
2452 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2454 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2455 check when calling force_to_mode on TRUNCATE's operand.
2457 2009-06-22 Ian Lance Taylor <iant@google.com>
2459 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2461 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2463 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2465 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2467 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2468 override library linkage flags such as -static-libgcc or
2471 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2473 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2475 2009-06-22 Ian Lance Taylor <iant@google.com>
2477 * config/linux.opt: Put mglibc ahead of muclibc.
2479 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2480 for duplicate decls.
2482 2009-06-22 Matthias Klose <doko@ubuntu.com>
2484 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2486 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2489 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2490 instead of NULL if a parser error occurs.
2492 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2494 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2495 non-DWARF2_DEBUGGING_INFO version.
2497 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2499 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2500 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2502 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2503 (LIBGCC2_TF_CEXT): Define.
2506 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2509 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2511 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2513 * config/arm/arm.c (arm_override_options): Disable
2514 -mcaller-super-interworking and -mcallee-super-interworking.
2515 * doc/invoke.texi (ARM Options): Document this.
2517 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2519 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2520 * config/arm/constraints.md (j): New constraint for movw operands.
2521 (N): Remove thumb2 meaning.
2522 * config/arm/arm.md (*arm_movw): Delete.
2523 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2524 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2525 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2527 2009-06-22 Martin Jambor <mjambor@suse.cz>
2529 PR tree-optimization/40492
2530 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2531 build_ref_for_offset.
2533 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2535 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2536 JUMP_TABLE_DATA_P predicates where applicable.
2537 * auto-inc-dec.c: Ditto.
2538 * builtins.c: Ditto.
2539 * caller-save.c: Ditto.
2541 * cfgcleanup.c: Ditto.
2542 * cfglayout.c: Ditto.
2545 * combine-stack-adj.c: Ditto.
2551 * dwarf2asm.c: Ditto.
2552 * dwarf2out.c: Ditto.
2553 * emit-rtl.c: Ditto.
2559 * function.c: Ditto.
2562 * genpreds.c: Ditto.
2563 * genrecog.c: Ditto.
2565 * ira-costs.c: Ditto.
2566 * ira-lives.c: Ditto.
2569 * lower-subreg.c: Ditto.
2570 * modulo-sched.c: Ditto.
2572 * postreload.c: Ditto.
2573 * print-rtl.c: Ditto.
2582 * sched-vis.c: Ditto.
2584 * sel-sched-ir.c: Ditto.
2585 * simplify-rtx.c: Ditto.
2586 * targhooks.c: Ditto.
2587 * var-tracking.c: Ditto.
2588 * vmsdbgout.c: Ditto.
2590 2009-06-22 Matthias Klose <doko@ubuntu.com>
2592 * Makefile.in (install-plugin): Always use DESTDIR.
2594 2009-06-22 Olivier Hainque <hainque@adacore.com>
2596 * config/pa/pa.c (output_call): Don't optimize post call jumps
2597 into return address adjustments if the call may throw.
2599 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2601 * arm.c (thumb1_output_casesi): New function.
2602 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2603 optimizing for size or PIC.
2604 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2605 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2606 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2607 (thumb1_casesi_internal_pic): New expand rule.
2608 (thumb1_casesi_dispatch): New pattern.
2609 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2611 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2612 in the text seciton when PIC or optimizing for size.
2613 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2614 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2615 preservation properties of code.
2616 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2617 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2618 (__gnu_thumb1_case_si): New function.
2619 * t-arm (LIB1ASMSRC): Define here.
2620 (LIB1ASMFUNCS): Add some common functions.
2621 * t-arm-elf (LIB1ASMSRC): Delete.
2622 (LIB1ASMFUNCS): Append to existing set.
2623 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2624 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2625 * t-symbian (LIB1ASMFUNCS): Likewise.
2626 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2627 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2629 2009-06-21 Richard Guenther <rguenther@suse.de>
2631 PR tree-optimization/38729
2632 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2633 to loops with a single exit if -fno-expensive-optimizations.
2635 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2637 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2638 (dataflow_set): Change vars type from htab_t to shared_hash.
2639 (shared_hash_pool, empty_shared_hash): New variables.
2640 (vars_clear): Removed.
2641 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2642 shared_hash_find_slot_unshare, shared_hash_find_slot,
2643 shared_hash_find_slot_noinsert, shared_hash_find): New
2645 (shared_hash_unshare, shared_hash_destroy): New functions.
2646 (unshare_variable): Unshare set->vars if shared, use
2648 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2649 (get_init_value, find_src_set_src, dump_dataflow_set,
2650 clobber_variable_part, emit_notes_for_differences): Use
2652 (dataflow_set_init): Remove second argument, set vars to
2653 empty_shared_hash instead of creating a new htab.
2654 (dataflow_set_clear): Call shared_hash_destroy and set vars
2655 to empty_shared_hash instead of calling vars_clear.
2656 (dataflow_set_copy): Don't call vars_copy, instead just share
2657 the src htab with dst.
2658 (variable_union): Use shared_hash_*, use initially NO_INSERT
2659 lookup if set->vars is shared. Don't keep slot cleared before
2660 calling unshare_variable. Unshare set->vars if needed.
2661 Even ->refcount == 1 vars must be unshared if set->vars is shared
2662 and var needs to be modified.
2663 (variable_canonicalize): New function.
2664 (dataflow_set_union): If dst->vars is empty, just share src->vars
2665 with dst->vars and traverse with variable_canonicalize to canonicalize
2666 and unshare what is needed.
2667 (dataflow_set_different): If old_set and new_set use the same shared
2668 htab, they aren't different. If number of htab elements is different,
2669 htabs are different. Use shared_hash_*.
2670 (dataflow_set_destroy): Call shared_hash_destroy instead of
2672 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2673 second argument to dataflow_set_init.
2674 (vt_initialize): Likewise. Initialize shared_hash_pool and
2675 empty_shared_hash, move bb in/out initialization afterwards.
2676 Use variable_htab_free instead of NULL as changed_variables del hook.
2677 (variable_was_changed): Change type of second argument to pointer to
2678 dataflow_set. When inserting var into changed_variables, bump
2679 refcount. Unshare set->vars if set is shared htab and slot needs to
2681 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2682 lookup if set->vars is shared. Unshare set->vars if needed.
2683 Even ->refcount == 1 vars must be unshared if set->vars is shared
2684 and var needs to be modified. Adjust variable_was_changed caller.
2685 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2686 vars must be unshared if set->vars is shared and var needs to be
2687 modified. Adjust variable_was_changed caller.
2688 (emit_note_insn_var_location): Don't pool_free var.
2689 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2691 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2692 free_alloc_pool on shared_hash_pool.
2694 2009-06-20 Anthony Green <green@moxielogic.com>
2696 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2697 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2699 2009-06-20 Richard Guenther <rguenther@suse.de>
2701 * tree-ssa-structalias.c (find_func_aliases): For memset use
2702 a constraint from NULL if we memset to zero.
2703 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2704 we explicitly handle that do not read from memory.
2705 (call_may_clobber_ref_p_1): Properly handle builtins that may
2708 2009-06-20 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/40495
2711 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2712 (new_scalar_tmp_constraint_exp): New function.
2713 (process_constraint): Do not create temporary decls.
2714 (process_all_all_constraints): Likewise.
2715 (handle_const_call): Likewise.
2716 (create_function_info_for): Do not set decl.
2718 2009-06-19 Ian Lance Taylor <iant@google.com>
2720 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2721 (rs6000_attribute_table): Make static; move before use.
2723 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2725 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2726 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2727 Propagate the TREE_READONLY flag without overwriting it.
2728 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2729 Propagate the TREE_READONLY flag onto the result.
2730 (process_call_operands): Move around. Use correct constant value.
2732 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2735 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2736 * config/arm/arm.md: Likewise.
2738 2009-06-19 Ian Lance Taylor <iant@google.com>
2740 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2741 to GIMPLE_ERROR_MARK.
2743 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2744 op2_original_type parameters. Warn about using different enum types.
2745 * c-parser.c (c_parser_conditional_expression): Pass original
2746 types to build_conditional_expr.
2747 * c-tree.h (build_conditional_expr): Update declaration.
2749 2009-06-19 Ian Lance Taylor <iant@google.com>
2751 * config/i386/i386.c (ix86_function_specific_save): Test that
2752 fields match values, rather than testing the values are in a
2755 2009-06-19 Richard Guenther <rguenther@suse.de>
2757 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2759 (ptr_derefs_may_alias_p): Likewise.
2760 (ptr_deref_may_alias_ref_p_1): New function.
2761 (ptr_deref_may_alias_ref_p): Likewise.
2762 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2763 covered by looking at the ESCAPED solution.
2764 (call_may_clobber_ref_p_1): Likewise.
2765 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2766 Handle NULL_TREE offset. Do not produce redundant constraints.
2767 (process_all_all_constraints): New helper function.
2768 (do_structure_copy): Use it.
2769 (handle_lhs_call): Likewise.
2770 (find_func_aliases): Handle some builtins with pointer arguments
2771 and/or return values explicitly.
2773 2009-06-19 Ian Lance Taylor <iant@google.com>
2775 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2777 2009-06-19 Ian Lance Taylor <iant@google.com>
2779 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2781 2009-06-19 Ian Lance Taylor <iant@google.com>
2783 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2784 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2787 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2788 uninitialized const.
2790 2009-06-19 Ian Lance Taylor <iant@google.com>
2792 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2795 * c-decl.c (in_struct, struct_types): Remove.
2796 (struct c_binding): Add in_struct field.
2797 (c_binding_ptr): Define type, along with VEC.
2798 (struct c_struct_parse_info): Define.
2799 (struct_parse_info): New static variable.
2800 (bind): Initialize in_struct field.
2801 (start_struct): Remove enclosing_in_struct and
2802 enclosing_struct_types parameters. Add
2803 enclosing_struct_parse_info parameter. Change all callers. Set
2804 struct_parse_info rather than in_struct and struct_types.
2805 (grokfield): If -Wc++-compat and there is a symbol binding for the
2806 field name, set the in_struct flag and push it on the
2807 struct_parse_info->fields vector.
2808 (warn_cxx_compat_finish_struct): New static function.
2809 (finish_struct): Remove enclosing_in_struct and
2810 enclosing_struct_types parameters. Add
2811 enclosing_struct_parse_info parameter. Change all callers. Don't
2812 set C_TYPE_DEFINED_IN_STRUCT here. Call
2813 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2814 parameter. Only push on struct_types if warn_cxx_compat.
2815 (finish_enum): Only push on struct_types if warn_cxx_compat.
2816 (declspecs_add_type): Add loc parameter. Change all callers.
2817 Change all error calls to error_at. Pass loc, not input_location,
2818 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2819 defined in a struct. If -Wc++-compat and parsing a struct, record
2820 that a typedef name was used.
2821 * c-parser.c (c_parser_declspecs): Get location to pass to
2823 (c_parser_struct_or_union_specifier): Update calls to start_struct
2825 * c-tree.h (struct c_struct_parse_info): Declare.
2826 (finish_struct, start_struct): Update declarations.
2827 (declspecs_add_type): Update declaration.
2829 2009-06-19 Ian Lance Taylor <iant@google.com>
2831 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2832 variable with an anonymous type.
2834 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2836 * see.c: Remove for real.
2838 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2840 * optabs.h (enum optab_index): Add new OTI_significand.
2841 (significand_optab): Define corresponding macro.
2842 * optabs.c (init_optabs): Initialize significand_optab.
2843 * genopinit.c (optabs): Implement significand_optab using
2844 significand?f2 patterns.
2845 * builtins.c (expand_builtin_mathfn): Handle
2846 BUILT_IN_SIGNIFICAND{,F,L}.
2847 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2848 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2850 * config/i386/i386.md (significandxf2, significand<mode>2): New
2851 expanders to implement significandf, significand and significandl
2852 built-ins as inline x87 intrinsics.
2854 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2856 * config/avr/avr.c (avr_override_options): Remove setting value of
2857 PARAM_INLINE_CALL_COST.
2859 2009-06-18 Richard Henderson <rth@redhat.com>
2862 * tree-pass.h (TDF_ASMNAME): New.
2863 * tree-dump.c (dump_options): Add asmname.
2864 * doc/invoke.texi: Document it.
2866 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2867 (dump_decl_name): ...here.
2868 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2869 (dump_generic_node): Update dump_function_name calls.
2870 (print_call_name): New flags arg; update all dump calls.
2871 * diagnostic.h (print_call_name): Update.
2872 * gimple-pretty-print.c (dump_gimple_call): Update.
2874 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2877 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2879 2009-06-18 Diego Novillo <dnovillo@google.com>
2881 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2882 * plugin.c (str_license): Declare.
2883 (try_init_one_plugin): Assert that the symbol
2884 'plugin_is_GPL_compatible' exists.
2886 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2889 * Makefile.in (OBJS-common): Remove see.o.
2891 * common.opt (fsee): Mark as preserved for backward compatibility.
2892 * opts.c (common_handle_option): Add OPT_fsee to the backward
2893 compatibility section.
2894 * passes.c (init_optimization_passes, pass_see): Remove pass.
2895 * timevar.def (TV_SEE): Remove.
2896 * tree-pass.h (pass_see): Remove declaration.
2897 * doc/invoke.texi (-fsee): Remove documentation.
2899 2009-06-18 Martin Jambor <mjambor@suse.cz>
2901 * tree-sra.c: Include statistics.h
2902 (sra_stats): New variable.
2903 (sra_initialize): Clear sra_stats.
2904 (create_access_replacement): Increment sra_stats.replacements.
2905 (get_access_replacement): Do not return twice.
2906 (analyze_all_variable_accesses): Increment statistics counter by the
2907 number of scalarized aggregates.
2908 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2909 (sra_modify_expr): Increment sra_stats.exprs.
2910 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2911 (sra_modify_assign): Increment sra_stats.exprs,
2912 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2913 (perform_intra_sra): Update statistics counters.
2914 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2916 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2918 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2919 (arm_scalar_mode_supported_p): New function.
2921 2009-06-18 Paul Brook <paul@codesourcery.com>
2922 Sandra Loosemore <sandra@codesourcery.com>
2924 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2925 (__extendhfsf2, __truncsfhf2): Define.
2926 * config/arm/fp16.c: New file.
2927 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2928 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2930 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2932 * doc/extend.texi (Half-Precision): New section.
2933 * doc/invoke.texi (Option Summary): List -mfp16-format.
2934 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2935 * config/arm/arm.opt (mfp16-format=): New.
2936 * config/arm/arm.c: Include intl.h.
2937 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2938 (TARGET_INVALID_RETURN_TYPE): Redefine.
2939 (TARGET_PROMOTED_TYPE): Redefine.
2940 (TARGET_CONVERT_TO_TYPE): Redefine.
2941 (arm_fp16_format): Define.
2942 (all_fpus): Add entry for neon-fp16.
2943 (fp_model_for_fpu): Likewise.
2944 (struct fp16_format): Declare.
2945 (all_fp16_formats): Define.
2946 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2948 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2950 (arm_legitimate_index_p): Treat HFmode like HImode.
2951 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2952 (coproc_secondary_reload_class): Special-case HFmode.
2953 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2954 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2955 (arm_init_fp16_builtins): New.
2956 (arm_init_builtins): Call it.
2957 (arm_invalid_parameter_type): New.
2958 (arm_invalid_return_type): New.
2959 (arm_promoted_type): New.
2960 (arm_convert_to_type).
2961 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2963 (arm_emit_fp16_const): New function.
2964 (arm_mangle_type): Mangle __fp16 as "Dh".
2965 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2967 (TARGET_NEON_FP16): New.
2968 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2969 (enum fputype): Add FPUTYPE_NEON_FP16.
2970 (enum arm_fp16_format_type): Declare.
2971 (arm_fp16_format): Declare.
2972 (LARGEST_EXPONENT_IS_NORMAL): Define.
2973 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2974 * config/arm/arm-modes.def (HFmode): Define.
2975 * config/arm/vfp.md: (*movhf_vfp): New.
2978 * config/arm/arm.md: (fpu): Add neon_fp16.
2979 (floatsihf2, floatdihf2): New.
2980 (fix_trunchfsi2, fix_trunchfdi2): New.
2984 (*arm32_movhf): New.
2985 (*thumb1_movhf): New.
2986 (consttable_2): Add check for HFmode constants.
2987 (consttable_4): Handle HFmode constants.
2989 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2991 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2993 2009-06-17 Olivier Hainque <hainque@adacore.com>
2995 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2996 const char ** conversion in AIX specific section.
2998 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3000 * config/i386/i386.c (ix86_special_builtin_type): Remove
3001 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3002 (bdesc_special_args): Updated.
3003 (ix86_init_mmx_sse_builtins): Likewise.
3004 (ix86_expand_special_args_builtin): Likewise.
3006 2009-06-17 Richard Henderson <rth@redhat.com>
3008 * tree-pretty-print.c (maybe_dump_asm_name): New.
3009 (dump_decl_name): Use it.
3010 (PRINT_FUNCTION_NAME): Merge into...
3011 (dump_function_name): ... here. Use maybe_dump_asm_name.
3013 2009-06-17 Cary Coutant <ccoutant@google.com>
3015 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3017 * debug.c (struct gcc_debug_hooks): Change placeholder for
3019 (debug_nothing_int_charstar_int): Replaced by...
3020 (debug_nothing_int_charstar_int_bool): ...this.
3021 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3022 source_line prototype.
3023 (debug_nothing_int_charstar_int): Replaced by...
3024 (debug_nothing_int_charstar_int_bool): ...this.
3025 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3026 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3027 Output is_stmt operand when necessary.
3028 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3029 (notice_source_line): Add is_stmt parameter.
3030 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3031 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3033 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3034 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3036 2009-06-17 Ian Lance Taylor <iant@google.com>
3038 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3040 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3043 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3045 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3046 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3047 tree_strip_sign_nop_conversions and
3048 tree_ssa_strip_useless_type_conversions rather than stripping
3049 the operations here.
3050 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3052 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3053 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3054 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3055 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3058 2009-06-17 Michael Eager <eager@eagercon.com>
3060 * config/rs6000/constraints.md (register_constraint "d"): New.
3061 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3062 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3063 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3064 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3065 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3066 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3067 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3068 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3069 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3070 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3072 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3073 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3074 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3075 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3076 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3077 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3078 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3079 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3080 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3081 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3082 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3083 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3084 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3085 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3087 2009-06-16 Ian Lance Taylor <iant@google.com>
3089 * profile.c (total_num_never_executed): Don't define.
3090 (compute_branch_probabilities): Don't count or print
3092 (init_branch_prob): Don't set total_num_never_executed.
3093 (end_branch_prob): Don't print total_num_never_executed.
3095 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3097 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3099 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3101 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3102 (nabstd2_fpr): Same.
3104 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3106 * expr.c (expand_assignment): Change complex type check.
3108 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3110 * doc/plugins.texi (Building GCC plugins): Added new section.
3112 2009-06-17 Ian Lance Taylor <iant@google.com>
3114 * c-pch.c (get_ident): Don't set size of templ array.
3115 (pch_init): Don't set size of partial_pch array.
3117 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3118 string constant to intialize an array whose size is the length of
3121 2009-06-17 Richard Guenther <rguenther@suse.de>
3123 PR tree-optimization/40389
3124 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3125 to addressable types.
3126 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3128 2009-06-17 Richard Guenther <rguenther@suse.de>
3131 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3132 if there is no evolution of left in the loop bail out.
3133 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3134 chrec_fold_multiply.
3136 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3137 Janis Johnson <janis187@us.ibm.com>
3140 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3141 for the symbol ref of a constant that is the source of a move
3142 - nor for any other not-obvious-label-ref constants.
3144 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3146 * plugin.c (position_pass): Skip newly inserted pass during list
3147 traversal to avoid repeated insertion.
3149 2009-06-16 Ian Lance Taylor <iant@google.com>
3151 * vec.h (VEC_stack_alloc): Define different version if
3152 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3153 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3154 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3155 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3157 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3159 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3161 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3162 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3163 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3164 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3165 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3166 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3167 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3168 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3169 __builtin_ia32_rdtscp.
3170 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3171 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3172 and __builtin_ia32_rorhi.
3173 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3174 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3175 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3176 (ix86_expand_args_builtin): Likewise.
3177 (ix86_expand_special_args_builtin): Likewise.
3179 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3180 (UNSPECV_RDTSC): Likewise.
3181 (UNSPECV_RDPMC): Likewise.
3182 (*bsr): Renamed to ...
3184 (*bsr_rex64): Renamed to ...
3188 (*rdpmc_rex64): Likewise.
3191 (*rdtsc_rex64): Likewise.
3193 (*rdtscp): Likewise.
3194 (*rdtscp_rex64): Likewise.
3196 * config/i386/ia32intrin.h: New.
3198 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3200 2009-06-16 Ian Lance Taylor <iant@google.com>
3202 * ira-build.c (copy_info_to_removed_store_destinations):
3203 Initialize parent_a.
3205 2009-06-16 Ian Lance Taylor <iant@google.com>
3207 * c-decl.c (grokdeclarator): Change size_varies to bool.
3209 2009-06-16 Ian Lance Taylor <iant@google.com>
3211 * sel-sched.c: Make forward declarations of move_op_hooks and
3212 fur_hooks explicitly extern.
3214 2009-06-16 Ian Lance Taylor <iant@google.com>
3216 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3217 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3219 2009-06-16 Ian Lance Taylor <iant@google.com>
3221 * resource.c (mark_referenced_resources): Change
3222 include_delayed_effects parameter to bool. Change all callers.
3223 (mark_end_of_function_resources): Likewise.
3224 * reorg.c (insn_references_resource_p): Likewise.
3225 (insn_sets_resource_p): Likewise.
3226 * resource.h (mark_referenced_resources): Update declaration.
3227 (mark_end_of_function_resources): Update declaration.
3229 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3231 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3233 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3235 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3236 GCC can bootstrap on AIX with GNU Binutils 2.20.
3238 2009-06-16 Ian Lance Taylor <iant@google.com>
3240 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3242 2009-06-16 Ian Lance Taylor <iant@google.com>
3244 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3245 inline, not extern inline.
3246 (exact_log2): Likewise.
3247 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3249 (exact_log2): Likewise, but don't test CTZ_HWI.
3251 2009-06-16 Ian Lance Taylor <iant@google.com>
3253 * bitmap.c (bitmap_clear): Don't declare as inline.
3254 * gimple.c (gimplify_assign): Likewise.
3255 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3256 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3257 (sched_scan_info): Remove duplicate definition.
3259 2009-06-16 Ian Lance Taylor <iant@google.com>
3261 * c-common.c (skip_evaluation): Don't define.
3262 (c_inhibit_evaluation_warnings): Define global variable.
3263 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3264 than skip_evaluation.
3265 (convert_and_check, warn_for_div_by_zero): Likewise.
3266 * c-common.h (skip_evaluation): Don't declare.
3267 (c_inhibit_evaluation_warnings): Declare.
3268 * c-parser.c (c_parser_typeof_specifier): Set
3269 c_inhibit_evaluation_warnings rather than skip_evaluation.
3270 (c_parser_conditional_expression): Likewise.
3271 (c_parser_binary_expression): Likewise.
3272 (c_parser_sizeof_expression): Likewise.
3273 (c_parser_alignof_expression): Likewise.
3274 * c-typeck.c (build_indirect_ref): Check
3275 c_inhibit_evaluation_warnings rather than skip_evaluation.
3276 (build_conditional_expr, build_binary_op): Likewise.
3278 2009-06-16 Richard Guenther <rguenther@suse.de>
3280 * tree-ssa-alias.c (is_escape_site): Remove.
3281 * tree-ssa-alias.h (enum escape_type): Remove.
3282 (is_escape_site): Likewise.
3283 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3284 via casts and asms without deferring to is_escape_site.
3286 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3289 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3290 use gen_lowpart if op0 has complex mode.
3292 2009-06-16 Richard Guenther <rguenther@suse.de>
3294 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3295 variables add them to ESCAPED.
3296 (find_func_aliases): Do not make all indirectly stored values escaped.
3298 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3300 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3303 2009-06-16 Martin Jambor <mjambor@suse.cz>
3305 PR tree-optimization/40432
3306 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3307 check whether we need to force gimple register operand.
3309 2009-06-16 Martin Jambor <mjambor@suse.cz>
3311 PR tree-optimization/40413
3312 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3313 build_ref_for_offset.
3314 (propagate_subacesses_accross_link): Fix a typo in a comment.
3316 2009-06-16 Ira Rosen <irar@il.ibm.com>
3318 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3319 with additional parameter.
3320 * tree-vectorizer.h (enum vect_def_type): Add new value
3322 (enum vect_relevant): Add comments.
3323 (vect_is_simple_reduction): Add new argument.
3324 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3325 Detect nested cycles.
3326 (vect_is_simple_reduction): Update documentation, add an argument to
3327 distinguish inner-loop reduction from nested cycle, detect nested
3328 cycles, fix printings and indentation, don't swap operands in case
3330 (get_initial_def_for_reduction): Handle subtraction.
3331 (vect_create_epilog_for_reduction): Add new argument to specify
3333 (vect_finalize_reduction): Handle subtraction, fix comments.
3334 (vectorizable_reduction): Handle nested cycles. In case of nested
3335 cycle keep track of the reduction variable position. Call
3336 vect_is_simple_reduction with additional parameter. Use original
3337 statement code in reduction epilogue for nested cycle. Call
3338 vect_create_epilog_for_reduction with additional parameter.
3339 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3340 inner-loop vectorization.
3341 (vect_recog_widen_sum_pattern): Likewise.
3342 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3344 (vect_mark_stmts_to_be_vectorized): Likewise.
3345 (vect_get_vec_def_for_operand): Handle nested cycles.
3347 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3349 * doc/invoke.texi (Debugging Options): Fix option index entries
3350 for -fdump-statistics, -frandom-seed add entries for
3351 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3352 (FRV Options): Fix entries for -mTLS, -mtls.
3353 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3354 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3355 (M68hc1x Options): Fix @itemx for -mnominmax.
3356 (MCore Options): Fix entry for -mno-lsim.
3357 (MMIX Options): Fix entry for -mabi=mmixware.
3358 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3360 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3362 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3363 Mention the plugin mode of gengtype.
3364 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3365 * gengtype.c: Updated copyright.
3366 (plugin_files, nb_plugin_files) Added new static variables.
3367 (measure_input_list) Care about plugin_files.
3368 (write_rtx_next): Added early return in plugin mode.
3369 (create_file): Updated copyright year in generated file. Added
3371 (oprintf): Added early return if NULL outf.
3372 (get_output_file_with_visibility): Care of plugin_files.
3373 (get_output_file_name): May return null.
3374 (write_local): Added early return.
3375 (put_mangled_filename): Ditto.
3376 (finish_root_table): Added check for base_files.
3377 (write_roots): Care about null when plugins.
3378 (main): Added plugin mode.
3380 2009-06-15 Ian Lance Taylor <iant@google.com>
3382 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3383 * gcov.c (read_count_file): Add braces around variables declared
3386 * c.opt (Wjump-misses-init): New warning.
3387 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3388 -Wall and -Wc++-compat if not already set.
3389 (c_common_post_options): Clear warn_jump_misses_init if it was not
3391 * c-decl.c (struct c_binding): Change type field to a union with
3392 new label field. Make it the first field in the struct. Update
3393 references to type to use u.type instead.
3394 (struct c_spot_bindings): Define.
3395 (struct c_goto_bindings): Define.
3396 (c_goto_bindings_p): Define, along with VECs.
3397 (struct c_label_vars): Define.
3398 (struct c_scope): Add has_label_bindings field.
3399 (bind_label, set_spot_bindings): New static functions.
3400 (decl_jump_unsafe, update_spot_bindings): New static functions.
3401 (update_label_decls): New static function.
3402 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3403 Update binding u.label field to shadowed field.
3404 (c_binding_start_stmt_expr): New function.
3405 (c_binding_end_stmt_expr): New function.
3406 (pushdecl): Don't call c_begin_vm_scope.
3407 (make_label): Add defining and p_label_vars parameters. Change
3409 (lookup_label): Correct test for whether a label has not yet been
3410 defined. Call bind_label rather than bind.
3411 (warn_about_goto): New static function.
3412 (lookup_label_for_goto): New function.
3413 (declare_label): Call bind_label rather than bind.
3414 (check_earlier_gotos): New static function.
3415 (define_label): Don't give errors about jumping into statement
3416 expressions or scopes of variably modified types. Call
3417 set_spot_bindings and check_earlier_gotos. Call bind_label
3418 instead of bind. Don't set label_context_stack_se or
3419 label_context_stack_vm.
3420 (c_get_switch_bindings): New function.
3421 (c_release_switch_bindings): New function.
3422 (c_check_switch_jump_warnings): New function.
3423 (start_function): Don't set label_context_stack_se or
3424 label_context_stack_vm.
3425 (finish_function): Likewise.
3426 * c-typeck.c (label_context_stack_se): Don't define.
3427 (label_context_stack_vm): Don't define.
3428 (c_finish_goto_label): Call lookup_label_for_goto rather than
3429 lookup_label. Don't give errors about jumping into a statement
3430 expression or the scope of a variably modified type. Don't set
3431 label_context_stack_se or label_context_stack_vm.
3432 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3433 fields. Add bindings field.
3434 (c_start_case): Don't set deleted fields. Set bindings field.
3435 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3436 or blocked_vm. Call c_check_switch_jump_warnings.
3437 (c_finish_case): Don't test blocked_stmt_expr field. Call
3438 c_release_switch_bindings.
3439 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3440 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3441 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3442 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3443 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3444 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3445 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3446 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3447 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3448 (C_DECL_UNJUMPABLE_VM): Don't define.
3449 (C_DECL_UNDEFINABLE_VM): Don't define.
3450 (struct c_label_list): Don't define.
3451 (struct c_label_context_se): Don't define.
3452 (struct c_label_context_vm): Don't define.
3453 (struct c_spot_bindings): Declare.
3454 (c_bindings_start_stmt_expr): Declare.
3455 (c_bindings_end_stmt_expr): Declare.
3456 (lookup_label_for_goto): Declare.
3457 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3458 (c_check_switch_jump_warnings): Declare.
3459 (label_context_stack_se, label_context_stack_vm): Don't declare.
3460 (c_finish_goto_label): Update declaration.
3461 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3462 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3463 (Warning Options): Document -Wjump-misses-init.
3465 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3467 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3470 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3472 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3474 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3476 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3478 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3480 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3482 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3484 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3485 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3486 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3487 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3488 * dwarf2asm.c (dw2_force_const_mem): Update call to
3490 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3491 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3492 * langhooks.c (lhd_comdat_group): Remove.
3493 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3494 * tree.h (DECL_COMDAT_GROUP): New.
3495 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3496 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3497 (make_decl_one_only): Change signature.
3498 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3500 (make_decl_one_only): Change signature.
3501 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3503 2009-06-15 Richard Guenther <rguenther@suse.de>
3506 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3508 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3510 * tree-ssa-math-opts.c: Remove extra divide.
3512 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3514 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3516 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3518 * passes.c: Add bswap pass.
3519 * tree-pass.h: Add pass_optimize_bswap declaration.
3520 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3521 Include rtl.h, expr.h and optabs.h for optab_handler check.
3522 (struct symbolic_number, pass_optimize_bswap): New definition.
3523 (do_shift_rotate, verify_symbolic_number_p): New functions.
3524 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3525 (gate_optimize_bswap): New function.
3526 * tree.c (widest_int_cst_value): New function.
3527 * tree.h (widest_int_cst_value): Prototype added.
3529 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3531 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3532 REG_EQUAL/REG_EQUIV notes.
3534 2009-06-14 Richard Guenther <rguenther@suse.de>
3537 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3538 has its address taken if NRV was applied and it is addressable.
3539 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3540 function split out from ...
3541 (get_constraint_for_1): ... here.
3542 (handle_rhs_call): Use it to mark the return slot escaped if
3543 it is addressable and NRV was applied.
3545 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3547 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3548 Change first argument type to location_t.
3549 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3550 Do not set input_location.
3551 Use loc instead of input_location throughout.
3553 2009-06-13 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/40421
3556 * tree-predcom.c (should_unroll_loop_p): Remove.
3557 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3559 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3561 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3562 Add location argument.
3564 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3566 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3568 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3569 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3570 * config/spu/spu-protos.h: Add location to
3571 spu_resolve_overloaded_builtin.
3572 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3573 spu_build_builtin_va_list.
3574 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3575 argument. Pass location to build_function_call_vec.
3576 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3578 (emit_fpu_switch): Same.
3579 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3580 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3581 to build_decl and create_artificial_label.
3582 (xtensa_gimplify_va_arg_expr): Same.
3583 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3584 (xstormy16_gimplify_va_arg_expr): Same.
3585 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3586 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3587 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3588 (mips16_build_function_stub): Same.
3589 (mips16_build_call_stub): Same.
3591 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3594 * arm/constraints.md (Pa, Pb): New constraints.
3595 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3596 split pattern to deal with them.
3598 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3600 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3601 fix index entry for -Xpreprocessor.
3603 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3605 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3606 Add location argument to build_decl call.
3607 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3608 (rs6000_init_builtins): Same.
3609 (spe_init_builtins): Same.
3610 (rs6000_gimplify_va_arg): Add location argument to
3611 create_artificial_label call.
3613 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3615 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3616 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3617 * Makefile.in: Fix GGC dependency for gcse.o.
3619 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3621 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3622 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3623 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3625 * c-parser.c (c_parser_binary_expression): Use current column while
3626 building binary operations.
3627 * common.opt (fshow-column): Enable by default.
3628 * tree-vrp.c (check_array_ref): Use warning_at.
3629 (check_array_bounds): Use location from call back if expr has no
3631 * tree.h: Add location argument to maybe_fold_*.
3632 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3633 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3634 (maybe_fold_offset_to_component_ref): Same.
3635 (maybe_fold_offset_to_reference): Same.
3636 (maybe_fold_offset_to_address): Same.
3637 (maybe_fold_stmt_indirect): Same.
3638 (maybe_fold_stmt_addition): Same.
3639 (fold_stmt_r): Pass location to maybe_fold_*.
3640 (fold_gimple_assign): Same.
3641 * c-tree.h: Add location argument to finish_decl,
3642 default_function_array_conversion, store_init_value.
3643 * c-decl.c (define_label): Use error_at.
3644 (c_make_fname_decl): Pass location to finish_decl.
3645 (finish_decl): New location argument.
3646 (build_compound_literal): Pass location to store_init_value.
3647 (grokdeclarator): Pass location to finish_decl.
3649 * c-typeck.c (array_to_pointer_conversion): New location argument.
3650 (function_to_pointer_conversion): Same.
3651 (default_function_array_conversion): Same.
3652 (parser_build_unary_op): Pass location to overflow_warning.
3653 (parser_build_binary_op): Same. Use warning_at.
3654 (build_unary_op): Pass location to array_to_pointer_conversion.
3655 (build_c_cast): Pass location to digest_init.
3656 (build_modify_expr): New location argument.
3657 (convert_for_assignment): Same.
3658 (store_init_value): Same.
3659 (digest_init): Same.
3660 (output_init_element): Pass location to digest_init and
3661 array_to_pointer_conversion.
3662 (c_finish_return): Pass location to convert_for_assignment.
3663 * gimplify.c (gimplify_conversion): Pass location to
3664 maybe_fold_offset_to_address.
3665 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3666 to maybe_fold_stmt_addition.
3667 * c-omp.c (c_finish_omp_atomic): Pass new location to
3669 (c_finish_omp_for): Same.
3670 * c-common.c (overflow_warning): New argument.
3671 * c-common.h: New argument to build_modify_expr, overflow_warning.
3672 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3674 (c_parser_initializer): Pass location to
3675 default_function_array_conversion.
3676 (c_parser_initelt): Same.
3677 (c_parser_initval): Same.
3678 (c_parser_asm_operands): Same.
3679 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3680 (c_parser_conditional_expression): Same.
3681 (c_parser_binary_expression): Add location info to stack. Use it.
3682 (c_parser_unary_expression): Pass location to
3683 default_function_array_conversion, parser_build_unary_op,
3684 build_indirect_ref, c_parser_postfix_expression_after_primary.
3685 (c_parser_postfix_expression_after_primary): New location argument.
3687 (c_parser_expression_conv): Pass location to
3688 default_function_array_conversion.
3689 (c_parser_expr_list): Same.
3690 (c_parser_omp_atomic): Same.
3691 (c_parser_omp_for_loop): Same.
3692 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3693 (build_array_declarator): New argument.
3694 * c-decl.c (build_array_declarator): Add location argument.
3695 (grokdeclarator): Set id_loc for cdk_array.
3696 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3697 build_array_declarator.
3698 * tree.c (build_omp_clause): Add location argument.
3699 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3700 (OMP_CLAUSE_LOCATION): New macro.
3701 (struct tree_omp_clause): Add location field.
3702 (build_omp_clause): Add argument.
3703 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3704 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3706 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3707 (cp_parser_omp_clause_collapse): Same.
3708 (cp_parser_omp_clause_default): Same.
3709 (cp_parser_omp_clause_if): Same.
3710 (cp_parser_omp_clause_nowait): Same.
3711 (cp_parser_omp_clause_num_threads): Same.
3712 (cp_parser_omp_clause_ordered): Same.
3713 (cp_parser_omp_clause_schedule): Same.
3714 (cp_parser_omp_clause_untied): Same.
3715 (cp_parser_omp_for_loop): Same.
3716 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3717 * c-tree.h (c_start_case): Add location argument.
3718 (c_process_expr_stmt): Same.
3719 (c_finish_goto_*): Same.
3720 * tree-parloops.c (initialize_reductions): Pass location to
3722 (create_parallel_loop): Same.
3723 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3724 (gfc_trans_omp_reduction_list): Same.
3725 (gfc_trans_omp_clauses): Same.
3726 (gfc_trans_omp_do): Same.
3727 * c-typeck.c (c_finish_goto_label): Same.
3728 (c_finish_goto_ptr): New location argument.
3729 (c_start_case): Same.
3730 (emit_side_effect_warnings): Same.
3731 (c_process_expr_stmt): Same.
3732 (c_finish_stmt_expr): Same.
3733 (c_finish_omp_clauses): Use error_at instead of error.
3734 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3736 * c-omp.c (c_split_parallel_clauses): New location argument.
3737 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3738 to build_omp_clause.
3739 (convert_local_reference_stmt): Same.
3740 (convert_gimple_call): Same.
3741 * c-common.h (c_split_parallel_clauses): New argument.
3742 * c-parser.c (c_parser_statement_after_labels): Pass location to
3743 c_finish_goto_label.
3744 (c_parser_switch_statement): Pass location to c_start_case.
3745 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3746 and c_process_expr_stmt.
3747 (c_parser_omp_variable_list): Add location argument.
3748 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3749 (c_parser_omp_clause_default): Same.
3750 (c_parser_omp_clause_if): Same.
3751 (c_parser_omp_clause_num_threads): Same.
3752 (-c_parser_omp_clause_ordered): Same.
3753 (c_parser_omp_clause_reduction): Pass location to
3754 c_parser_omp_variable_list.
3755 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3756 (c_parser_omp_clause_untied): Same.
3757 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3758 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3760 * c-tree.h (check_for_loop_decls, undeclared_variable,
3761 build_component_ref, build_array_ref, build_external_ref,
3762 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3763 build_conditional_expr, build_compound_expr, c_cast_expr,
3764 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3765 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3767 * c-semantics.c (build_stmt): Same.
3768 (build_case_label): Same.
3769 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3770 (undeclared_variable): New argument.
3772 (lookup_label): Pass location on down.
3773 (define_label): Same.
3774 (finish_decl): Same.
3775 (build_compound_literal): Same.
3776 (finish_struct): Same.
3777 (finish_function): Do not set location here.
3778 (check_for_loop_decls): New argument.
3779 * tree.c (save_expr): Set location.
3780 (build_empty_stmt): New argument.
3781 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3782 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3783 * builtins.c (gimplify_va_arg_expr): Use locations.
3784 (expand_builtin_sync_operation): Same.
3785 * c-typeck.c (build_component_ref): New argument.
3786 (build_array_ref): Same.
3787 (build_external_ref): Same.
3788 (c_expr_sizeof_expr): Same.
3789 (c_expr_sizeof_type): Same.
3790 (parser_build_unary_op): Same.
3791 (build_conditional_expr): Same.
3792 (build_compound_expr): Pass location on down.
3793 (build_compound_expr): New argument.
3794 (build_c_cast): Same.
3795 (c_cast_expr): Same.
3796 (build_asm_expr): Same.
3797 (c_finish_return): Same.
3798 (c_process_expr_stmt): Pass location on down.
3799 (c_finish_stmt_expr): New argument.
3800 (push_clenaup): Same.
3801 (c_finish_omp_parallel): Same.
3802 (c_finish_omp_task): Same.
3803 * gimplify.c (gimplify_call_expr): Pass location on down.
3804 * c-omp.c (c_finish_omp_master): New argument.
3805 (c_finish_omp_critical): Same.
3806 (c_finish_omp_ordered): Same.
3807 (c_finish_omp_barrier): Same.
3808 (-c_finish_omp_taskwait): Same.
3809 (c_finish_omp_atomic): Same.
3810 (c_finish_omp_flush): Same.
3811 * tree-inline.c (copy_tree_body_r): Pass location on down.
3812 (inline_forbidden_p): Remove use of input_location.
3813 * c-gimplify.c (c_build_bind_expr): New argument.
3814 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3815 (c_sizeof_or_alignof_type): New argument.
3816 (c_alignof_expr): Same.
3817 (build_va_arg): Same.
3818 (c_add_case_label): Same.
3819 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3820 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3821 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3822 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3823 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3824 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3826 * stub-objc.c (objc_build_selector_expr): Same.
3827 (objc_build_throw_stmt): Same.
3828 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3829 (c_parser_initelt): Same.
3830 (c_parser_compound_statement): Same.
3831 (c_parser_compound_statement_nostart): Same.
3832 (c_parser_label): Same.
3833 (c_parser_statement_after_labels): Same.
3834 (c_parser_if_body): Same.
3835 (c_parser_else_body): Same.
3836 (c_parser_if_statement): Same.
3837 (c_parser_switch_statement): Same.
3838 (c_parser_while_statement): Same.
3839 (c_parser_do_statement): Same.
3840 (c_parser_for_statement): Same.
3841 (c_parser_asm_statement): Same.
3842 (c_parser_conditional_expression): Same.
3843 (c_parser_binary_expression): Same.
3844 (c_parser_cast_expression): Same.
3845 (c_parser_unary_expression): Same.
3846 (c_parser_sizeof_expression): Same.
3847 (c_parser_alignof_expression): Same.
3848 (c_parser_postfix_expression): Same.
3849 (c_parser_expression): Same.
3850 (c_parser_objc_receiver): Same.
3851 (c_parser_omp_variable_list): Same.
3852 (c_parser_omp_structured_block): Same.
3853 (c_parser_omp_atomic): New argument.
3854 (c_parser_omp_barrier): Same.
3855 (c_parser_omp_critical): Same.
3856 (c_parser_omp_flush): Pass location on down.
3857 (c_parser_omp_for_loop): New argument.
3858 (c_parser_omp_for): Same.
3859 (c_parser_omp_master): Same.
3860 (c_parser_omp_ordered): Same.
3861 (c_parser_omp_sections_scope): Same.
3862 (c_parser_omp_sections): Same.
3863 (c_parser_omp_parallel): Same.
3864 (c_parser_omp_single): Same.
3865 (c_parser_omp_task): Same.
3866 (c_parser_omp_taskwait): Pass location on down.
3867 (c_parser_omp_construct): Same.
3868 (c_parser_omp_threadprivate): Same.
3869 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3870 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3871 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3872 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3873 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3874 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3875 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3876 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3877 config/i386/i386.c, stmt.c:
3878 Add location argument to the following function definitions and/or
3879 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3880 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3881 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3882 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3883 do_case, c_finish_bc_stmt, build_compound_literal,
3884 build_function_call.
3885 * c-decl.c (build_compound_literal): Add location argument.
3886 Make all diagnostic calls use location.
3887 (start_struct): Same.
3888 (finish_struct): Same.
3890 (build_enumerator): Same.
3891 (start_function): Same.
3892 (grokdeclarator): Make all diagnostic calls use location.
3893 (store_parm_decls_oldstyle): Same.
3894 * c-typeck.c (build_function_call): Add location argument.
3895 Make all diagnostic calls use location.
3897 (c_finish_bc_stmt): Same.
3898 * tree-nested.c (get_trampoline_type): Add argument.
3899 Pass location to build_decl.
3900 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3901 * rtl.h (RTL_LOCATION): New.
3902 * c-common.c (c_add_case_label): Add location argument.
3903 Make all diagnostic calls use location.
3904 * c-common.h: Add location argument to make_fname_decl, do_case,
3905 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3906 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3907 Set it appropriately for every case. Pass enum_loc to start_enum
3908 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3910 (c_parser_struct_or_union_specifier): Save location. Use it for
3911 start_struct, finish_struct, and parser_xref_tag.
3913 2009-06-12 Ian Lance Taylor <iant@google.com>
3915 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3917 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3918 cpp_opts->warn_cxx_operator_names.
3920 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3923 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3924 is returns NULL and OP is a VCE, look through the VCE.
3926 2009-06-12 Ian Lance Taylor <iant@google.com>
3929 * collect2.c (main): Use CONST_CAST2 in code inside #if
3930 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3932 2009-06-12 Joey Ye <joey.ye@intel.com>
3935 * cfgexpand.c (get_decl_align_unit): Update
3936 max_used_stack_slot_alignment with align instead of
3937 stack_alignment_needed.
3939 * function.c (assign_stack_local_1): Update
3940 max_used_stack_slot_alignment with alignment_in_bits instead
3941 of stack_alignment_needed.
3942 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3945 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3947 * dwarf2out.c (last_var_location_insn): New variable.
3948 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3949 (dwarf2out_var_location): Don't record anything after last real
3950 insn. Only change labels if there were any real instructions
3951 in between last note and this one, or if changed sections.
3953 2009-06-11 Richard Henderson <rth@redhat.com>
3955 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3956 note when storing the frame pointer in a register.
3957 (FRP): Don't redefine to nothing for epilogue.
3958 (alpha_expand_epilogue): Mark register and sp restores.
3959 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3961 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3962 when gen_lowpart is needed.
3964 2009-06-11 Richard Henderson <rth@redhat.com>
3966 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3968 * dwarf2out.c (need_data_align_sf_opcode): New.
3969 (div_data_align): Move earlier.
3970 (def_cfa_1, reg_save): Use it.
3972 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3974 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3975 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3976 (ix86_handle_option): Handle OPT_mcrc32.
3977 (ix86_target_string): Add -mcrc32.
3978 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3980 * config/i386/i386.h (TARGET_CRC32): New.
3982 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3983 (sse4_2_crc32di): Likewise.
3985 * config/i386/i386.opt (mcrc32): New.
3987 * doc/invoke.texi: Document -mcrc32.
3989 2009-06-11 Richard Henderson <rth@redhat.com>
3991 * common.opt (gdwarf-): Accept a version number.
3992 * doc/invoke.texi (gdwarf-): Update docs.
3993 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3994 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3995 version level, and record it.
3997 * dwarf2.h (DW_CIE_VERSION): Remove.
3998 * dwarf2out.c (DWARF_VERSION): Remove.
3999 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4000 (output_call_frame_info): Use CIE version 3 for dwarf3,
4001 or if the return register column is out of range for version 1.
4002 (dwarf_stack_op_name): Add all dwarf3 values.
4003 (DEBUG_PUBTYPES_SECTION): New.
4004 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4005 encoding change for dwarf3.
4006 (output_die) [dw_val_class_die_ref]: Likewise.
4007 (output_compilation_unit_header): Emit correct version for dwarf3.
4008 (output_line_info): Likewise.
4009 (output_pubnames): Update for DWARF_VERSION removal.
4010 (output_aranges): Likewise.
4011 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4012 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4013 (dwarf2out_finish): Likewise.
4015 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4017 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4020 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4023 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4024 * builtins.c (expand_builtin_unreachable): New function.
4025 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4026 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4027 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4029 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4030 searching for missing barriers.
4032 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4034 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4035 when -fprofile-generate* was passed.
4036 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4038 2009-06-11 Anthony Green <green@moxielogic.com>
4040 * config/moxie/moxie.md: Define length attribute for all instructions.
4042 (*b<cond:code>): Support limited branch ranges for new PC-relative
4043 branch instructions.
4044 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4046 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4048 * config/i386/i386.c (min_insn_size): Use get_attr_length
4049 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4052 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4053 instead of emit_insn_before.
4055 2009-06-10 Ian Lance Taylor <iant@google.com>
4058 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4061 2009-06-10 Revital Eres <eres@il.ibm.com>
4063 * passes.c (init_optimization_passes): Reschedule
4064 predictive-commoning pass before complete unroll pass.
4066 2009-06-10 Martin Jambor <mjambor@suse.cz>
4068 * cgraph.c (cgraph_node_can_be_local_p): New function.
4069 (cgraph_make_node_local): New function.
4070 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4071 (cgraph_make_node_local): Declare.
4073 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4075 * tree.h (tree_base): Add packed_flag and user_align fields.
4076 Decrease size of spare field.
4077 (TYPE_USER_ALIGN): Use user_align from tree_base.
4078 (DECL_USER_ALIGN): Likewise.
4079 (TYPE_PACKED): Use packed_flag from tree_base.
4080 (DECL_PACKED): Likewise.
4081 (tree_type): Delete packed_flag and user_align fields. Widen
4082 precision field. Widen mode field and shuffle fields to align
4083 mode on an 8-bit boundary.
4084 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4085 Renumber decl_flag_* fields. Fix comments. Widen
4086 decl_common_unused field.
4087 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4088 (DECL_EXTERNAL): Likewise.
4089 (DECL_BIT_FIELD): Likewise.
4090 (DECL_NONADDRESSABLE_P): Likewise.
4091 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4092 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4094 2009-06-10 Ian Lance Taylor <iant@google.com>
4096 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4097 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4098 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4099 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4100 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4101 DEF_VEC_ALLOC_FUNC_P.
4102 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4103 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4104 DEF_VEC_ALLOC_FUNC_O.
4105 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4106 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4107 DEF_VEC_ALLOC_FUNC_I.
4108 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4109 (vec_stack_p_reserve_exact_1): Declare.
4110 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4111 (vec_stack_free): Declare.
4112 (VEC_stack_alloc): Define.
4113 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4114 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4115 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4116 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4118 (stack_vecs): New static variable.
4119 (vec_stack_p_reserve_exact_1): New function.
4120 (vec_stack_o_reserve_1): New static function.
4121 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4122 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4123 (vec_stack_free): New function.
4124 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4125 (VEC_df_ref_stack_alloc): Define.
4126 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4127 DEF_VEC_ALLOC_P_STACK.
4128 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4129 (struct df_collection_rec): Change _vec fields to VEC. Remove
4131 (df_free_collection_rec): Adjust for new fields.
4132 (df_insn_rescan): Use new df_collection_rec fields.
4133 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4134 (df_ref_create_structure, df_ref_record): Likewise.
4135 (df_get_conditional_uses, df_get_call_refs): Likewise.
4136 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4137 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4138 (df_record_exit_block_uses, df_bb_verify): Likewise.
4139 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4140 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4141 Remove count parameter. Change return type to void. Change all
4143 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4144 Remove count parameter. Change return type to void. Change all
4146 (df_install_refs): Change old_vec parameter to VEC. Remove count
4147 parameter. Change all callers.
4148 (df_install_mws): Change old_vec parameter to VEC. Remove count
4149 parameter. Change all callers.
4150 (df_refs_verify): Change new_rec parameter to VEC. Change call
4152 (df_mws_verify): Likewise.
4154 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4156 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4158 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4160 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4162 2009-06-10 Anthony Green <green@moxielogic.com>
4164 * config/moxie/crti.asm: New file.
4165 * config/moxie/crtn.asm: New file.
4166 * config/moxie/moxie.c: New file.
4167 * config/moxie/moxie.h: New file.
4168 * config/moxie/sfp-machine.h: New file.
4169 * config/moxie/moxie-protos.h: New file.
4170 * config/moxie/t-moxie: Created.
4171 * config/moxie/t-moxie-softfp: Created.
4172 * config/moxie/moxie.md: Created.
4173 * config/moxie/constraints.md: Created.
4174 * config.gcc: Add moxie support.
4175 * doc/md.texi (Machine Constraints): Add moxie constraints.
4176 * doc/contrib.texi (Contributors): Mention moxie port.
4177 * doc/install.texi (Specific): Mention the moxie port.
4179 2009-06-09 Ian Lance Taylor <iant@google.com>
4181 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4183 * optabs.c (optab_table): Only use designated initializers if
4184 HAVE_DESIGNATED_INITIALIZERS is defined.
4185 (convert_optab_table): Likewise.
4186 (init_optabs): Always call init_insn_codes if
4187 HAVE_DESIGNATED_INITIALIZERS is not defined.
4189 2009-06-09 Ian Lance Taylor <iant@google.com>
4191 * targhooks.c (default_builtin_vectorized_function): Change fn
4192 parameter to unsigned int.
4193 (default_builtin_vectorized_conversion): Change code parameter to
4195 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4196 * targhooks.h: Update declarations.
4197 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4198 parameter to unsigned int.
4200 * c-typeck.c (comptypes_check_enum_int): New static function.
4201 (comptypes_internal): Add enum_and_int_p parameter. Change all
4203 (comp_target_types): Add location parameter. Change all callers.
4204 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4206 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4207 (build_conditional_expr): Add colon_loc parameter. Change all
4209 (convert_for_assignment): Add location parameter. Change all callers.
4210 * c-parser.c (c_parser_conditional_expression): Pass location of
4211 colon to build_conditional_expr.
4212 * c-tree.h (build_conditional_expr): Update declaration.
4214 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4216 * graphite.c: Revert previous patch.
4218 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4221 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4223 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4225 * tree-ssa-loop-prefetch.c
4226 (loop_prefetch_arrays): Fixed a portability problem in printf format
4229 2009-06-09 Martin Jambor <mjambor@suse.cz>
4231 PR tree-optimization/40351
4232 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4233 refrence to a potential artifical subaccess can be constructed.
4235 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4237 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4238 (sh_override_options): Likewise.
4239 * config/sh/sh.c: Include params.h.
4240 (sh_optimization_options): New.
4241 (sh_override_options): Likewise.
4242 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4243 (OVERRIDE_OPTIONS): Use sh_override_options.
4245 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4247 * dwarf2out.c (emit_cfa_remember): New variable.
4248 (add_fde_cfi): If emit_cfa_remember, recurse to add
4249 DW_CFA_remember_state first.
4250 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4251 instead just set emit_cfa_remember.
4253 2009-06-08 Jan Hubicka <jh@suse.cz>
4256 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4258 2009-06-08 Jan Hubicka <jh@suse.cz>
4261 * cgraphunit.c (save_inline_function_body): Do not copy transform
4262 hooks for saved inline bodies.
4263 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4266 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4268 * jump.c (returnjump_p): Handle delayed branches. Add missing
4271 2009-06-08 Jan Hubicka <jh@suse.cz>
4274 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4275 original node might've been modified.
4276 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4278 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4280 * tree-object-size.c (addr_object_size): Add OSI argument.
4281 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4282 (compute_builtin_object_size, expr_object_size): Adjust callers.
4283 (plus_stmt_object_size): Call addr_object_size instead of
4284 compute_builtin_object_size.
4286 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4287 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4289 * tree-ssa-loop-prefetch.c
4290 (gather_memory_references): Introduced a counter for the number of
4292 (anything_to_prefetch_p): Introduced a counter for the number of
4294 (is_loop_prefetching_profitable): New function with a cost model
4296 (loop_prefetch_arrays): Use the new cost model to determine if
4297 prefetching is profitable.
4298 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4299 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4300 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4301 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4302 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4303 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4305 2009-06-08 Michael Matz <matz@suse.de>
4308 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4309 partitions use the same.
4310 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4311 for basevars of SSA_NAMEs.
4312 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4313 to not expand them twice.
4314 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4317 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4319 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4320 (fdump-final-insns=, gtoggle): New.
4321 * doc/invoke.texi: Document them.
4322 * final.c (rest_of_clean_state): Dump final insn stream.
4323 * gcc.c (invoke_as): Hook in -fcompare-debug.
4324 (static_spec_functions): Add compare-debug-dump-opt,
4325 compare-debug-self-opt and compare-debug-auxbase-opt.
4326 (compare_debug, compare_debug_second, compare_debug_opt): New.
4327 (switches_debug_check, n_switches_debug_check): New.
4328 (debug_auxbase_opt, debug_check_temp_file): New.
4329 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4331 (do_self_spec): Handle arguments after switches.
4332 (do_spec_1): Add .gk extension to temp file basenames for compare.
4333 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4334 (cc1_options): Use it instead of normal auxbase computation for
4335 the second compare-debug compilation.
4336 (compare_files): New.
4337 (main): Set up and implement compare debug mode.
4338 (compare_debug_dump_opt_spec_function): New.
4339 (compare_debug_self_opt_spec_function): New.
4340 (compare_debug_auxbase_opt_spec_function): New.
4341 * toplev.c (process_options): Handle flag_gtoggle,
4342 flag_dump_final_insns.
4343 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4344 during -fcompare-debug-second compilation.
4346 2009-06-07 Ian Lance Taylor <iant@google.com>
4348 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4349 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4351 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4352 with no default node. Change warning with %H to warning_at.
4353 Don't clear warn_switch around case checking.
4354 * doc/invoke.texi (Warning Options): Clarify distinction between
4355 -Wswitch and -Wswitch-enum.
4357 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4359 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4361 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4363 * gbl-ctors.h: Add header guard.
4365 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4367 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4368 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4369 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4370 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4371 prototypes for removed functions.
4372 (expressions_equal_p): Move to ...
4373 * tree-ssa-sccvn.h: ... here and ...
4374 * matrix-reorg.c: ... adjust includes.
4376 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4378 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4380 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4382 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4383 (finish_function): Remove erroneous whitespace.
4385 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4387 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4388 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4390 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4392 * errors.c (internal_error): Commentary typo fix.
4393 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4394 * tree-ssa-pre.c: Ditto.
4396 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4398 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4399 them is supposed to hold actual statements.
4401 2009-06-06 Ian Lance Taylor <iant@google.com>
4403 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4404 empty statements can now have attributes.
4406 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4408 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4409 * config/mips/mips.md: Ditto.
4411 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4413 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4415 (__eabi_uconvert): Likewise.
4417 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4419 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4420 CFI_* definitions with IN_GCC.
4422 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4424 * xcoffout.h (xcoffout_source_line): Update prototype.
4426 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4428 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4429 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4431 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4434 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4435 inlined_function_outer_scope_p blocks for artificial inlines
4437 * tree.c (tree_nonartificial_location): Rewrite using
4438 block_nonartificial_location.
4440 2009-06-05 Revital Eres <eres@il.ibm.com>
4441 Leehod Baruch <leehod@il.ibm.com>
4443 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4444 (expand_expr_real_1): Remove comment.
4445 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4446 Vectorize misaligned access when the target supports it.
4447 (vect_supportable_dr_alignment): Check for unaligned access support.
4448 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4451 2009-06-05 Julian Brown <julian@codesourcery.com>
4453 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4454 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4456 2009-06-05 Richard Guenther <rguenther@suse.de>
4459 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4462 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4464 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4465 (save_gprs): Don't tell unwinder when a global register is saved.
4466 (s390_emit_epilogue): Emit needed epilogue unwind info.
4468 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4470 * dwarf2out.c (deferred_asm_name): New.
4471 (add_name_and_src_coords_attributes): Defer creation of
4472 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4474 (move_linkage_attr): New.
4475 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4478 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4480 * tree-nested.c (finalize_nesting_tree_1): Declare the
4481 frame_decl in the binding tree.
4483 2009-06-04 Cary Coutant <ccoutant@google.com>
4485 * basic-block.h (struct basic_block_def): Add discriminator field.
4486 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4488 * debug.c (do_nothing_debug_hooks): Add additional entry.
4489 (debug_nothing_int_charstar_int): New function.
4490 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4491 (debug_nothing_int_charstar_int): New declaration.
4492 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4493 discriminator value in .loc directive.
4494 * final.c (last_discriminator): New variable.
4495 (discriminator): New variable.
4496 (final_start_function): Initialize above variables, pass current
4497 discriminator to debug hook.
4498 (notice_source_line): Check for discriminator change.
4499 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4500 * sdbout.c (sdbout_source_line): New parameter.
4501 * tree-cfg.c (struct locus_discrim_map): New structure type.
4502 (discriminator_per_locus): New hash table.
4503 (build_gimple_cfg): Allocate and free discriminator hash table.
4504 (make_edges): Call assign_discriminator.
4505 (locus_map_hash): New function.
4506 (locus_map_eq): New function.
4507 (next_discriminator_for_locus): New function.
4508 (same_line_p): New function.
4509 (assign_discriminator): New function.
4510 (make_cond_expr_edges): Call assign_discriminator.
4511 (make_gimple_switch_edges): Likewise.
4512 (first_non_label_stmt): New function.
4513 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4515 * xcoffout.c (xcoffout_source_line): Add new parameter.
4517 * configure.ac (gcc_cv_as_discriminator): New configury check for
4518 gas support for discriminator.
4519 * configure: Regenerate.
4520 * config.in: Regenerate.
4522 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4524 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4525 val after checking for integers.
4527 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4529 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4531 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4532 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4533 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4534 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4535 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4536 X64_SSE_REGPARM_MAX.
4537 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4538 X64_SSE_REGPARM_MAX.
4540 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4542 * gcc.c (report_times_to_file): New.
4543 (execute): Implement it.
4544 (process_command): Support -time=.
4545 * doc/invoke.texi: Document it.
4547 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4549 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4550 that have value exprs.
4552 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4554 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4555 declarations for constants until...
4556 (dw2_output_indirect_constant_1): ... this point.
4558 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4561 * arm.md (arm_addsi3): Don't try to split an add with an
4562 eliminable register until after reload has completed.
4564 2009-06-03 Ian Lance Taylor <iant@google.com>
4566 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4567 * genattrtab.c (write_length_unit_log): Likewise.
4568 * genchecksum.c (dosum): Likewise.
4569 * gengtype.c (write_rtx_next): Likewise.
4570 (finish_root_table, write_roots): Likewise.
4571 * gimple.c (gimple_ops_offset_): Likewise.
4572 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4573 * config/arc/arc.c (arc_attribute_table): Likewise.
4574 * config/arm/arm.c (arm_attribute_table): Likewise.
4575 * config/avr/avr.c (avr_attribute_table): Likewise.
4576 * config/crx/crx.c (crx_attribute_table): Likewise.
4577 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4578 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4579 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4580 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4581 * config/sh/sh.c (sh_attribute_table): Likewise.
4582 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4583 * config/spu/spu.c (spu_attribute_table): Likewise.
4584 * config/v850/v850.c (v850_attribute_table): Likewise.
4586 * config/alpha/alpha.c (vms_attribute_table): Make static.
4587 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4588 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4589 * config/mips/mips.c (mips_attribute_table): Likewise.
4591 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4593 (cc1-checksum.o): Likewise.
4595 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4597 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4599 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4601 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4602 insn if it is changing sp. Use gen_add3_insn instead of
4603 conditionally gen_addsi3 and gen_adddi3.
4604 (offset_below_red_zone_p): New static inline function.
4605 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4606 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4607 * config/rs6000/ppc-asm.h: Include auto-host.h.
4608 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4609 CFI_RESTORE): Define.
4610 * config/rs6000/crtresxgpr.asm: Add unwind info.
4611 * config/rs6000/crtresxfpr.asm: Likewise.
4612 * config/rs6000/crtresgpr.asm: Likewise.
4613 * config/rs6000/crtresfpr.asm: Likewise.
4614 * config/rs6000/crtsavgpr.asm: Likewise.
4615 * config/rs6000/crtsavfpr.asm: Likewise.
4617 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4618 argument of DWARF2_FRAME_REG_OUT macros.
4620 2009-06-03 Julian Brown <julian@codesourcery.com>
4622 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4623 words or less (including TImode) in core registers.
4625 2009-06-03 Richard Guenther <rguenther@suse.de>
4628 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4630 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4632 * statistics.c (statistics_counter_event): Do not record event
4633 in pass dump if its number == -1.
4634 (curr_statistics_hash): Add assert that we never get passes
4635 with static number == -1.
4637 2009-06-03 Richard Guenther <rguenther@suse.de>
4638 Andrey Belevantsev <abel@ispras.ru>
4640 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4641 non-BLKmode arrays addressable.
4643 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4645 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4646 * config/m68k/m68k.h: ... here.
4647 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4650 2009-06-03 Martin Jambor <mjambor@suse.cz>
4652 PR tree-optimization/40323
4653 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4656 2009-06-03 Richard Guenther <rguenther@suse.de>
4658 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4661 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4663 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4664 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4665 JUMP_TABLE_DATA_P where applicable.
4666 * config/sh/sh.c: Ditto.
4667 * config/sh/sh.h: Ditto.
4668 * config/sh/sh.md: Ditto.
4669 * config/sh/symbian.c: Ditto.
4671 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4673 * config/i386/driver-i386.c (describe_cache): Optimize
4674 concatenation of strings. Use snprintf instead of sprintf.
4675 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4676 target when not compiling with GCC.
4678 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4680 * config/sh/sh.c: Revert last change.
4681 (sh_expand_epilogue): Emit a blockage insn before the frame
4682 pointer adjustment unconditionally.
4684 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4686 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4687 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4688 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4689 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4690 to COLLECT_GCC_OPTIONS.
4692 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4694 * collect2.c (target_system_root): New variable.
4695 (main): Handle --sysroot=.
4696 (ignore_library): Strip the sysroot from the library path.
4698 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4700 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4701 (collect2.o): Depend on collect2-aix.h.
4702 (collect2-aix.o): New rule.
4703 * collect2-aix.h: New file.
4704 * collect2-aix.c: Likewise.
4705 * collect2.c: Include collect2-aix.h. Don't undefine
4706 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4707 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4708 Use TARGET_AIX_VERSION instead of _AIX51.
4709 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4710 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4711 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4712 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4713 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4715 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4717 * collect2.c (ignore_library): Avoid premature post-increment
4720 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4722 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4723 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4724 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4725 CROSS_DIRECTORY_STRUCTURE too.
4726 (LINK_LIBG_SPEC): Likewise.
4727 (LIB_SPEC): Add %R to sysroot paths.
4728 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4729 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4730 * config/rs6000/aix51.h: As for aix43.h.
4731 * config/rs6000/aix52.h: Likewise.
4732 * config/rs6000/aix53.h: Likewise.
4733 * config/rs6000/aix61.h: Likewise.
4734 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4735 to the beginning of sysroot paths.
4737 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4739 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4740 INSN_LISTs that are out of the REG_NOTE range.
4742 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4744 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4745 (struct var_to_expand): Likewise.
4746 (struct opt_info): Add head and tail for linked lists of the above.
4747 (analyze_insn_to_expand_var): Initialize next.
4748 (analyze_iv_to_split_insn): Likewise.
4749 (analyze_insns_in_loop): Create linked lists.
4750 (allocate_basic_variable): Simplify for use without hash table.
4751 (insert_var_expansion_initialization): Likewise, make it type-safer.
4752 (combine_var_copies_in_loop_exit): Likewise.
4753 (apply_opt_in_copies): Walk lists rather than hash tables.
4754 (release_var_copies): Simplified and inlined by hand into...
4755 (free_opt_info): ... this function.
4757 2009-06-02 Richard Guenther <rguenther@suse.de>
4759 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4762 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4764 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4765 only for builtins that are not overridden.
4767 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4769 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4772 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4774 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4776 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4778 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4780 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4782 * common.opt (fdump-unnumbered-links): New.
4783 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4784 * print-rtl.c (flag_dump_unnumbered_links): New.
4785 (print_rtx): Test it.
4787 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4789 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4790 push/pop multiple to 8-byte alignment.
4792 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4794 * config/i386/i386.c (queued_cfa_restores): New static variable.
4795 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4797 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4798 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4799 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4800 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4801 note unconditionally.
4802 (ix86_emit_restore_regs_using_mov): Likewise.
4803 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4804 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4805 it through to ix86_emit_restore_reg_using_pop.
4806 (ix86_emit_leave): Add RED_OFFSET argument. Call
4807 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4808 instead of adding REG_CFA_OFFSET note unconditionally.
4809 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4810 the above functions. Call ix86_add_queued_cfa_restore_notes when
4813 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4814 force output of the label even for dwarf2out_do_cfi_asm.
4815 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4816 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4817 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4819 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4820 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4821 dwarf2out_cfi_label callers.
4822 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4823 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4824 Adjust dwarf2out_cfi_label callers.
4825 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4827 * config/i386/i386.h (struct machine_cfa_state,
4828 struct machine_function): Guard with ifndef USED_FOR_TARGET
4829 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4832 * emutls.c (__emutls_get_address): Change arr->size to mean number
4833 of allocated arr->data entries instead of # of slots + 1.
4836 * recog.c (peep2_reinit_state): New function.
4837 (peephole2_init_state): Use it at the end of a basic block and also
4838 when seeing a RTX_FRAME_RELATED_P insn.
4840 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4842 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4843 fixuns_truncrfdi2): New.
4844 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4845 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4846 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4847 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4848 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4849 *recip_approx): Remove.
4850 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4851 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4852 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4854 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4857 2009-06-01 Ian Lance Taylor <iant@google.com>
4859 * attribs.c (register_attribute): Use CONST_CAST.
4860 * collect2.c (main): Use CONST_CAST2.
4861 (scan_prog_file): Likewise.
4862 * gcc.c (process_command, main): Likewise.
4863 * toplev.c (toplev_main): Likewise.
4865 * c-typeck.c (handle_warn_cast_qual): New static function,
4866 partially broken out of build_c_cast.
4867 (build_c_cast): Call handle_warn_cast_qual.
4868 * doc/invoke.texi (Warning Options): Document new effect of
4871 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4873 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4874 (diagnostic_report_current_module): Print columns.
4875 * common.opt (flag_show_column): Enable by default.
4877 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4879 * alias.c (find_base_term): Check for NULL term before returning.
4881 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4883 Revert due to PR40320:
4884 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4885 * calls.c (emit_library_call_value_1): Don't force_operand for move
4888 2009-06-01 Olivier Hainque <hainque@adacore.com>
4889 Eric Botcazou <ebotcazou@adacore.com>
4891 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4892 to be processed as a bitfield for constructor output purposes.
4893 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4895 * varasm.c (oc_local_state): New type, output_constructor
4896 local state to support communication with helpers.
4897 (oc_outer_state): New type, output_constructor outer state of
4898 relevance in recursive calls.
4899 (output_constructor_array_range): New output_constructor helper,
4900 extracted code for an array range element.
4901 (output_constructor_regular_field): New output_constructor helper,
4902 extracted code for an element that is not a bitfield.
4903 (output_constructor_bitfield): New output_constructor helper,
4904 extracted code for a bitfield element. Accept an OUTER state
4905 argument for recursive processing. Recurse on record or array
4906 CONSTRUCTOR values, possibly past noop conversions.
4907 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4908 VALUE is a valid constant-valued expression for use in a static
4909 bit-field initializer.
4910 (output_constructor): Rework to use helpers. Accept and honor an
4911 OUTER state argument for recursive calls. Return total size. Be
4912 prepared for nested constructors initializing bitfields.
4913 (output_constant): Feed OUTER in calls to output_constructor.
4915 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4917 * calls.c (emit_library_call_value_1): Don't force_operand for move
4920 2009-06-01 Nick Clifton <nickc@redhat.com>
4922 * doc/invoke.texi (IA-64 Options): Fix typo.
4924 2009-06-01 Ira Rosen <irar@il.ibm.com>
4926 PR tree-optimization/39129
4927 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4929 (vect_do_peeling_for_loop_bound): Use
4930 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4931 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4932 (vect_loop_versioning): Likewise.
4933 (vect_create_cond_for_alias_checks): Fix indentation.
4934 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4936 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4937 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4938 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4939 "control flow in loop".
4940 (vect_estimate_min_profitable_iters): Use
4941 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4942 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4943 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4944 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4945 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4946 statement belongs to a group of strided accesses with the exact code
4948 (vectorizable_load): Likewise.
4949 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4950 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4952 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4954 * config/freebsd-stdint.h: New file.
4955 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4956 Add freebsd-stdint.h to tm_file.
4958 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4960 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4961 (thumb2_extendhidi2): Likewise.
4963 2009-05-31 Ian Lance Taylor <iant@google.com>
4965 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4967 2009-05-31 Ian Lance Taylor <iant@google.com>
4969 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4970 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4971 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4973 2009-05-31 Jason Merrill <jason@redhat.com>
4975 * tree-pretty-print.c (print_call_name): Take the callee, not the
4976 call itself. Make non-static. Use dump_function_name for functions.
4977 (dump_generic_node): Adjust.
4978 * diagnostic.h: Declare print_call_name.
4979 * gimple-pretty-print.c (dump_gimple_call): Use it.
4981 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4983 * config/sh/sh.md (ashldi3_std): New define_expand.
4986 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4989 * config/sh/sh.c: Include debug.h.
4990 (sh_expand_epilogue): Emit a blockage insn before the frame
4991 pointer adjustment also when dwarf2out_do_frame returns true.
4993 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4995 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4996 (thumb2_extendqidi2): New pattern.
4998 2009-05-31 Ira Rosen <irar@il.ibm.com>
5000 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5001 mark phis for renaming.
5002 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5003 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5004 Call mark_sym_for_renaming.
5005 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5006 * tree-vect-loop.c (vect_transform_loop): Remove
5007 vect_memsyms_to_rename initialization and a call to
5008 mark_set_for_renaming.
5010 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5013 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5014 frame related even if !set_cfa && style < 0.
5016 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5018 * config/i386/mingw-tls.c: New file.
5019 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5020 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5021 defining _WIN32 but not __CYGWIN__.
5023 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5025 * configure.ac: Add MPC support.
5027 * config.in, configure: Regenerate.
5029 2009-05-29 Richard Henderson <rth@redhat.com>
5031 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5032 NOTE_INSN_BASIC_BLOCK.
5033 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5034 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5035 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5037 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5039 (add_cfi): Disable check redefining cfa away from drap.
5040 (lookup_cfa_1): Add remember argument; handle remember/restore.
5041 (lookup_cfa): Pass remember argument.
5042 (cfa_remember): New.
5043 (compute_barrier_args_size_1): Remove sibcall check.
5044 (dwarf2out_frame_debug_def_cfa): New.
5045 (dwarf2out_frame_debug_adjust_cfa): New.
5046 (dwarf2out_frame_debug_cfa_offset): New.
5047 (dwarf2out_frame_debug_cfa_register): New.
5048 (dwarf2out_frame_debug_cfa_restore): New.
5049 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5050 (dwarf2out_begin_epilogue): New.
5051 (dwarf2out_frame_debug_restore_state): New.
5052 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5053 DW_CFA_restore_state.
5054 (output_cfi_directive): Likewise.
5055 (convert_cfa_to_fb_loc_list): Likewise.
5056 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5057 * dwarf2out.h: Update.
5058 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5059 (copy_insn_1): Early out for null.
5060 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5061 and dwarf2out_frame_debug_restore_state.
5062 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5063 (prologue_insn_hash, epilogue_insn_hash): New.
5064 (free_after_compilation): Adjust freeing accordingly.
5065 (record_insns): Create hash table if needed; push insns into
5066 hash instead of array.
5067 (maybe_copy_epilogue_insn): New.
5068 (contains): Search hash table instead of array.
5069 (sibcall_epilogue_contains): Remove.
5070 (thread_prologue_and_epilogue_insns): Split eh_return insns
5071 and mark them as epilogues.
5072 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5073 scanning in terms of basic blocks.
5074 * insn-notes.def (CFA_RESTORE_STATE): New.
5075 * jump.c (returnjump_p_1): Accept EH_RETURN.
5076 (eh_returnjump_p_1, eh_returnjump_p): New.
5077 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5078 CFA_REGISTER, CFA_RESTORE): New.
5079 * rtl.def (EH_RETURN): New.
5080 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5082 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5083 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5085 * config/i386/i386.c (gen_push): Update cfa state.
5086 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5087 add a CFA_ADJUST_CFA note.
5088 (ix86_dwarf_handle_frame_unspec): Remove.
5089 (ix86_expand_prologue): Update cfa state.
5090 (ix86_emit_restore_reg_using_pop): New.
5091 (ix86_emit_restore_regs_using_pop): New.
5092 (ix86_emit_leave): New.
5093 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5094 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5095 * config/i386/i386.h (struct machine_cfa_state): New.
5096 (ix86_cfa_state): New.
5097 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5098 (eh_return_internal): Merge from eh_return_<mode>,
5099 use eh_return rtx, split w/ epilogue.
5101 2009-05-29 Ian Lance Taylor <iant@google.com>
5103 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5105 * calls.c (emit_library_call_value_1): Likewise.
5107 * c-typeck.c (c_build_va_arg): New function.
5108 * c-tree.h (c_build_va_arg): Declare.
5109 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5110 instead of build_va_arg.
5112 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5114 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5115 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5116 (ptr_difference_cost): Use affine combinations to compute it.
5117 (difference_cost): Likewise.
5118 (get_computation_cost_at): Compute more accurate cost for addresses
5119 if the ratio is a multiplier allowed in addresses.
5120 For non-addresses, consider that an additional offset or symbol is
5123 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5125 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5126 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5128 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5129 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5130 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5132 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5133 to 1 for TYPE_SSE{IADD1,CVT1}.
5134 (prefix_vex_imm8): Removed.
5135 (length_vex): Only pass 1 as second argument to
5136 ix86_attr_length_vex_default if prefix_extra is 0.
5137 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5138 (length): For prefix vex computation use length_immediate
5139 attribute instead of prefix_vex_imm8.
5140 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5141 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5142 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5143 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5144 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5145 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5146 a space in between the operands.
5147 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5148 if one operand is 0xff and the other one si, di, bp or sp.
5149 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5150 other one si, di, bp or sp.
5151 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5152 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5153 type and mode attributes.
5154 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5155 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5156 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5157 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5158 prefix_data16 attribute iff MODE_DF.
5159 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5160 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5161 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5162 constm128_operand in length_immediate computation.
5163 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5164 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5165 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5166 length_immediate attribute to 1.
5167 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5168 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5169 for certain alternatives.
5170 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5171 prefix_data16 attribute if MODE_V1DF.
5172 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5173 length_immediate to 1.
5174 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5175 length_address to 4, set mode attribute to MODE_DI.
5176 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5177 (fxam<mode>2_i387): Set length attribute to 4.
5178 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5179 *prefetch_3dnow_rex): Override length_address attribute.
5180 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5182 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5183 (constm128_operand): Removed.
5184 * config/i386/i386.c (memory_address_length): For
5185 disp && !index && !base in 64-bit mode account for SIB byte if
5186 print_operand_address can't optimize disp32 into disp32(%rip)
5187 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5188 for fs: or gs: segment.
5189 (ix86_attr_length_immediate_default): When checking if shortform
5190 is possible, truncate immediate to the length of the non-shortened
5192 (ix86_attr_length_address_default): Ignore MEM_P operands
5194 (ix86_attr_length_vex_default): Only check for DImode on
5195 GENERAL_REG_P operands.
5196 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5197 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5198 (sse_cvttps2pi): Clear prefix_rep attribute.
5199 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5201 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5202 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5203 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5204 iff operand 2 is const_int_operand.
5205 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5206 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5207 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5209 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5211 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5212 prefix_data16 attribute for movlpd and movhpd instructions.
5213 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5214 length_immediate for shufpd instruction.
5215 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5216 (avx_cmpp<avxmodesuffixf2c><mode>3,
5217 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5218 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5219 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5220 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5221 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5222 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5223 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5224 prefix_data16 attribute for the first alternative to 1.
5225 (*avx_loadlps): Override length_immediate for the first alternative.
5226 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5227 attributes for second alternative.
5228 (*vec_concatv2sf_sse4_1): Override length_immediate and
5229 prefix_data16 attributes for second alternative.
5230 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5231 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5232 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5233 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5234 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5235 prefix_data16 and length_immediate to 1.
5236 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5238 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5239 prefix_extra attribute for variants that don't have 0f prefix alone.
5240 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5241 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5242 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5243 *sse4_1_pextrd): Set length_immediate to 1.
5244 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5245 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5247 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5248 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5249 length_immediate to 1 for second alternative.
5250 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5251 prefix_extra and length_immediate attributes for the first
5253 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5255 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5256 to 1 for the first and third alternative.
5257 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5259 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5261 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5263 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5264 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5265 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5266 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5267 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5268 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5269 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5270 ssse3_psign<mode>3): Override prefix_rex attribute.
5271 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5272 (ssse3_palignrti): Override length_immediate to 1.
5273 (ssse3_palignrdi): Override length_immediate to 1, override
5274 prefix_rex attribute.
5275 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5276 (sse4a_extrqi): Override length_immediate to 2.
5277 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5278 (sse4a_insertq): Override prefix_data16 to 0.
5279 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5280 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5281 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5282 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5283 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5284 and length_immediate to 1.
5285 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5286 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5287 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5288 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5289 and length_immediate to 1.
5290 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5291 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5292 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5293 avx_ptest256): Override prefix_extra to 1.
5294 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5295 Override prefix_data16 and length_immediate to 1.
5296 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5297 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5298 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5299 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5300 prefix_data16 to 0 and prefix_extra to 2.
5301 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5302 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5304 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5305 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5306 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5307 and prefix_extra to 2.
5308 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5309 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5310 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5311 avx_vpermilvar<mode>3,
5312 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5313 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5314 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5315 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5316 Override prefix_extra to 1.
5317 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5318 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5319 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5320 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5321 prefix_extra and length_immediate to 1.
5322 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5324 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5325 to 1 for the first alternative.
5326 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5327 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5329 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5330 *movv2sf_internal_avx, *movv2sf_internal): Override
5331 prefix_rep attribute for certain alternatives.
5332 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5333 attributes for certain alternatives.
5334 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5335 attributes for certain alternatives.
5336 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5337 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5338 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5339 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5340 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5341 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5342 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5343 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5344 length_immediate to 1 if operand 2 is const_int_operand.
5345 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5346 *vec_extractv2si_1): Set length_immediate attribute to 1.
5347 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5348 using old 3DNOW insn rather than SSE/3DNOW_A.
5349 (mmx_emms, mmx_femms): Clear modrm attribute.
5351 2009-05-29 Martin Jambor <mjambor@suse.cz>
5353 * tree-sra.c: New implementation of SRA.
5355 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5356 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5357 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5358 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5359 (SRA_MAX_STRUCTURE_COUNT): Removed.
5360 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5361 * doc/invoke.texi (sra-max-structure-size): Removed.
5362 (sra-field-structure-ratio): Removed.
5364 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5367 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5370 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5372 PR rtl-optimization/40101
5373 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5374 seqno. Adjust comment.
5375 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5376 inserting bookkeeping before a jump, the jump is not scheduled.
5377 When no positive seqno found, provide a value. Add comment.
5379 2009-05-29 Richard Guenther <rguenther@suse.de>
5381 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5382 short-cutting on the first component.
5384 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5387 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5388 for trees other than decls/types.
5390 2009-05-29 Richard Guenther <rguenther@suse.de>
5392 * tree-ssa-operands.c (get_expr_operands): Do not handle
5393 INDIRECT_REFs in the handled-component case. Remove
5394 unused get_ref_base_and_extent case.
5395 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5396 tree_low_cst and host_integerp where possible.
5397 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5398 codes for equivalence.
5399 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5401 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5403 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5404 to tmake_file for i[34567]86-*-cygwin*.
5406 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5409 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5410 (altivec_categorize_keyword, init_vector_keywords,
5411 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5414 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5416 * tree.c (handle_dll_attribute): Check if node is
5417 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5419 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5421 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5423 (thumb2_zero_extendqidi2): Likewise.
5425 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5427 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5428 instead of gen_movrt.
5429 * config/sh/sh.md (movrt): Remove.
5431 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5433 * doc/invoke.texi (IA-64 Options):
5434 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5435 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5436 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5437 -msched-prefer-non-control-spec-insns,
5438 -msched-stop-bits-after-every-cycle,
5439 -msched-count-spec-in-critical-path,
5440 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5441 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5442 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5443 and -msched-spec-verbose.
5445 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5447 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5448 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5450 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5452 2009-05-28 Richard Guenther <rguenther@suse.de>
5454 * tree-ssa-alias.c (ao_ref_init): New function.
5455 (ao_ref_base): Likewise.
5456 (ao_ref_base_alias_set): Likewise.
5457 (ao_ref_alias_set): Likewise.
5458 (refs_may_alias_p_1): Change signature.
5459 (refs_may_alias_p): Adjust.
5460 (refs_anti_dependent_p): Likewise.
5461 (refs_output_dependent_p): Likewise.
5462 (call_may_clobber_ref_p_1): Change signature.
5463 (call_may_clobber_ref_p): Adjust.
5464 (stmt_may_clobber_ref_p_1): New function split out from ...
5465 (stmt_may_clobber_ref_p): ... here.
5466 (maybe_skip_until): Adjust signature.
5467 (get_continuation_for_phi): Likewise.
5468 (walk_non_aliased_vuses): Likewise.
5469 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5470 (ao_ref_init): Declare.
5471 (ao_ref_base): Likewise.
5472 (ao_ref_alias_set): Likewise.
5473 (stmt_may_clobber_ref_p_1): Likewise.
5474 (walk_non_aliased_vuses): Adjust.
5475 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5476 (get_ref_from_reference_ops): remove.
5477 (vn_reference_lookup_2): Adjust signature.
5478 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5479 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5480 (vn_reference_lookup): Adjust.
5481 (vn_reference_insert): Likewise.
5482 (vn_reference_insert_pieces): Adjust signature.
5483 (visit_reference_op_call): Adjust.
5484 * tree-ssa-pre.c (get_expr_type): Simplify.
5485 (phi_translate_1): Adjust.
5486 (compute_avail): Likewise.
5487 (translate_vuse_through_block): Do not re-build trees.
5488 (value_dies_in_block_x): Likewise.
5489 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5491 (vn_reference_lookup_pieces): Adjust declaration.
5492 (vn_reference_insert_pieces): Likewise.
5494 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5496 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5497 with checking disabled.
5499 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5503 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5504 macro definition for support of three-operand format aligned
5505 .comm directive in assembler on cygwin/pe/mingw target OS.
5506 * configure: Regenerate.
5507 * config.h: Regenerate.
5509 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5510 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5511 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5513 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5514 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5516 2009-05-28 Ira Rosen <irar@il.ibm.com>
5518 PR tree-optimization/40254
5519 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5520 in analysis of basic blocks.
5522 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5525 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5526 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5527 (TARGET_INITIALIZER): Use it.
5528 * cse.c (CHEAPER): Move it up to the other macros.
5529 (insert): Rename this ...
5530 (insert_with_costs): ... to this. Add cost parameters. Update
5532 (insert): New function. Call insert_with_costs.
5533 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5534 find_reg_offset_for_const, try_const_anchors): New functions.
5535 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5536 when using a const-anchor. Call insert_const_anchors.
5537 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5538 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5540 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5542 * tree-inline.c (remap_decls): Enable nonlocalized variables
5543 when not optimizing.
5545 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5547 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5548 Simplify other tests involving optimize.
5550 2009-05-27 Tom Tromey <tromey@redhat.com>
5552 * unwind-dw2.c (_Unwind_DebugHook): New function.
5553 (uw_install_context): Call _Unwind_DebugHook.
5555 2009-05-27 Tom Tromey <tromey@redhat.com>
5557 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5559 2009-05-27 Ian Lance Taylor <iant@google.com>
5561 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5562 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5563 (ALL_LINKERFLAGS): Define.
5564 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5565 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5566 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5567 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5568 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5569 $(LINKER_FOR_BUILD).
5570 (build/gcov-iov$(build_exeext)): Likewise.
5572 2009-05-27 Julian Brown <julian@codesourcery.com>
5574 * gcse.c (target.h): Include.
5575 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5576 copy of argument to a pseudo register.
5578 2009-05-27 Diego Novillo <dnovillo@google.com>
5580 * tree-ssa-live.c (dump_scope_block): Document arguments.
5581 (dump_scope_blocks): Document.
5582 (debug_scope_blocks): New.
5583 * tree-flow.h (debug_scope_blocks): Declare.
5585 2009-05-21 Denis Chertykov <denisc@overta.ru>
5587 * doc/contrib.texi (Contributors): Add myself to the list.
5589 2009-05-27 Olivier Hainque <hainque@adacore.com>
5591 * expr.c (target_align): New function. Alignment the TARGET of an
5592 assignment may be assume to have.
5593 (highest_pow2_factor_for_target): Use it instead of relying on
5594 immediate tree attributes of TARGET, not necessarily honored when
5595 intermediate bitfields are involved.
5597 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5600 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5601 AVX, SSE4, AES, PCLMUL and POPCNT.
5603 2009-05-27 Diego Novillo <dnovillo@google.com>
5605 * tree-pretty-print.c (dump_location): New.
5606 (dump_generic_node): Call it.
5607 Factor code to handle BLOCK nodes ...
5608 (dump_block_node): ... here.
5610 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5612 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5614 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5616 * gcc-plugin.h: Include config.h and system.h.
5617 (IN_GCC): Define if not defined.
5619 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5622 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5625 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5627 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5629 * config/m32r/m32r.h: Ditto.
5630 * config/m32r/m32r.md: Ditto.
5631 * config/m32r/predicates.md: Ditto.
5633 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5635 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5637 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5640 (Loading plugins): typo.
5641 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5642 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5643 (Interacting with the GCC Garbage Collector): Added new section.
5644 (Giving information about a plugin): Added new section for
5646 * ggc.h (ggc_register_root_tab): Added declaration.
5647 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5648 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5649 (register_callback): Improved comment in declaration.
5650 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5651 (extra_root_vec) Added static variable for dynamic roots registration.
5652 (ggc_register_root_tab) Added new routine.
5653 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5654 PLUGIN_GGC_MARKING event.
5655 * ggc-zone.c: Include plugin.h.
5656 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5657 * ggc-page.c: Include plugin.h.
5658 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5659 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5660 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5661 (register_callback): check lack of callbacks for
5662 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5663 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5664 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5665 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5666 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5667 dependency on plugin.h.
5668 (plugin.o): Added dependency on ggc.h...
5670 2009-05-26 Richard Guenther <rguenther@suse.de>
5674 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5675 with mismatched comparison modes.
5677 * expr.c (expand_expr_real_1): Expand the operand of a
5678 VIEW_CONVERT_EXPR in its natural mode.
5680 2009-05-26 Ian Lance Taylor <iant@google.com>
5682 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5683 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5684 (ALL_COMPILERFLAGS): Define.
5685 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5686 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5687 (collect2$(exeext), collect2.o): Likewise.
5688 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5689 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5690 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5691 (libbackend.o, intl.o, cppdefault.o): Likewise.
5692 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5693 (build/%.o): Use $(COMPILER_FOR_BUILD).
5694 (build/gen%$(build_exeext)): Likewise.
5695 (build/gcov-iov$(build_exeext)): LIkewise.
5696 * config/t-darwin (darwin.o): Use $(COMPILER).
5697 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5698 * config/t-sol2 (sol2-c.o): Likewise.
5700 * config/t-vxworks (vxworks.o): Likewise.
5701 * config/x-darwin (host-darwin.o): Likewise.
5702 * config/x-hpux (host-hpux.o): Likewise.
5703 * config/x-linux (host-linux.o): Likewise.
5704 * config/x-solaris (host-solaris.o): Likewise.
5705 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5706 * config/arm/t-arm (arm-c.o): Likewise.
5707 * config/arm/t-pe (pe.o): Likewise.
5708 * config/arm/t-wince-pe (pe.o): Likewise.
5709 * config/i386/t-cygming (winnt.o): Likewise.
5710 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5711 * config/i386/t-cygwin (cygwin1.o): Likewise.
5712 (cygwin2.o): Likewise.
5713 * config/i386/t-i386 (i386-c.o): Likewise.
5714 * config/i386/t-interix (winnt.o): Likewise.
5715 * config/i386/t-netware (netware.o): Likewise.
5716 * config/i386/t-nwld (nwld.o): Likewise.
5717 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5718 * config/i386/x-i386 (driver-i386.o): Likewise.
5719 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5720 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5721 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5722 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5723 * config/mips/x-native (driver-native.o): Likewise.
5724 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5725 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5726 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5727 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5728 * config/score/t-score-elf (score7.o): Likewise.
5729 (score3.o): Likewise.
5730 * config/sh/t-sh (sh-c.o): Likewise.
5731 * config/sh/t-symbian (sh-c.o): Likewise.
5732 (symbian.o): Likewise.
5733 * config/spu/t-spu-elf (spu-c.o): Likewise.
5734 * config/v850/t-v850 (v850-c.o): Likewise.
5735 * config/v850/t-v850e (v850-c.o): Likewise.
5737 2009-05-26 Richard Guenther <rguenther@suse.de>
5739 PR tree-optimization/40122
5740 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5741 VECTOR_CSTs if possible.
5742 (fold_gimple_assign): Likewise.
5744 2009-05-26 Richard Guenther <rguenther@suse.de>
5747 * fold-const.c (fold_binary): Use the correct types for building
5750 2009-05-26 Richard Guenther <rguenther@suse.de>
5752 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5753 redundant calls to merge_alias_info.
5754 (bump_vector_ptr): Likewise.
5755 * tree-ssa-copy.c (merge_alias_info): Remove.
5756 (replace_exp_1): Remove call to merge_alias_info.
5757 (propagate_tree_value): Likewise.
5758 (fini_copy_prop): Propagate points-to info.
5759 * tree-flow.h (merge_alias_info): Remove.
5761 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5763 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5765 2009-05-25 Jan Hubicka <jh@suse.cz>
5767 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5768 * cgraph.h (struct inline_summary): New filed self_wize,
5769 size_inlining_benefit, self_time and time_inlining_benefit.
5770 (struct cgraph_global_info): Replace insns by time ans size fields.
5771 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5772 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5773 (ipcp_update_callgraph): Do not touch function bodies.
5774 * ipa-inline.c: Include except.h
5775 (MAX_TIME): New constant.
5776 (overall_insns): Remove.
5778 (overall_size, max_benefit): New static variables.
5779 (cgraph_estimate_time_after_inlining): New function.
5780 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5781 (cgraph_clone_inlined_nodes): Update size.
5782 (cgraph_mark_inline_edge): Update size.
5783 (cgraph_estimate_growth): Use size info.
5784 (cgraph_check_inline_limits): Check size.
5785 (cgraph_default_inline_p): Likewise.
5786 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5787 (cgraph_decide_recursive_inlining): Check size.
5788 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5790 (cgraph_decide_inlining): Likewise.
5791 (cgraph_decide_inlining_incrementally): Likewise; honor
5792 PARAM_EARLY_INLINING_INSNS.
5793 (likely_eliminated_by_inlining_p): New predicate.
5794 (estimate_function_body_sizes): New function.
5795 (compute_inline_parameters): Use it.
5796 * except.c (must_not_throw_labels): New function.
5797 * except.h (must_not_throw_labels): Declare.
5798 * tree-inline.c (init_inline_once): Kill inlining_weigths
5799 * tree-ssa-structalias.c: Avoid uninitialized warning.
5800 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5801 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5802 (PARAM_INLINE_CALL_COST): Remove.
5803 (PARAM_EARLY_INLINING_INSNS): New.
5805 2009-05-25 Richard Guenther <rguenther@suse.de>
5807 PR tree-optimization/36327
5808 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5809 callback for reference translation or lookup at the point of may-defs.
5810 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5811 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5812 for union COMPONENT_REFs.
5813 (vn_reference_lookup_3): New callback. Lookup from memset
5814 and CONSTRUCTOR assignment, translate through struct copies.
5815 (vn_reference_lookup_pieces): Make sure to not free the
5816 passed operands array. Adjust walk_non_aliased_vuses call.
5817 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5818 make sure we do not leak memory.
5820 2009-05-25 Richard Guenther <rguenther@suse.de>
5822 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5823 * tree-inline.c (expand_call_inline): Reset the escaped and
5825 * tree-ssa-structalias.c (pass_build_ealias): New.
5826 * tree-pass.h (pass_build_ealias): Declare.
5827 * passes.c (init_optimization_passes): Add PTA during
5828 early optimizations.
5829 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5830 and CALLUSED solutions.
5831 (dump_points_to_solution): New function, split out from ...
5832 (dump_points_to_info_for): ... here.
5833 * tree-parloops.c (parallelize_loops): Reset the escaped and
5836 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5839 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5840 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5842 2009-05-25 Ira Rosen <irar@il.ibm.com>
5844 PR tree-optimization/40238
5845 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5846 statements after basic block's labels.
5847 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5848 to free the allocated memory.
5850 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5852 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5853 return address with a USE.
5855 2009-05-24 Richard Guenther <rguenther@suse.de>
5858 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5859 array type from the main variant of the inner type.
5861 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5863 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5864 definition to bool (from int) to un-break build.
5865 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5867 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5869 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5870 discard_stmt_changes): Delete.
5871 * tree-ssa-operands.c (scb_stack): Delete.
5872 (init_ssa_operands): Do not initialize it.
5873 (fini_ssa_operands): Do not free it.
5874 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5876 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5877 update_stmt, remove the others. Fix comments.
5878 * tree-dfa.c (optimize_stack_restore): Likewise.
5879 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5880 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5881 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5882 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5884 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5885 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5886 (dom_opt_finalize_block): Likewise, adjusting access to
5888 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5889 (stmts_to_rescan): Change item type to gimple.
5890 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5892 2009-05-24 Ira Rosen <irar@il.ibm.com>
5894 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5895 * tree-pass.h (pass_slp_vectorize): New pass.
5896 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5897 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5898 * tree-vectorizer.c (timevar.h): Include.
5899 (user_vect_verbosity_level): Declare.
5900 (vect_location): Fix comment.
5901 (vect_set_verbosity_level): Update user_vect_verbosity_level
5902 instead of vect_verbosity_level.
5903 (vect_set_dump_settings): Add an argument. Ignore user defined
5904 verbosity if dump flags require higher level of verbosity. Print to
5905 stderr only for loop vectorization.
5906 (vectorize_loops): Update call to vect_set_dump_settings.
5907 (execute_vect_slp): New function.
5908 (gate_vect_slp): Likewise.
5909 (struct gimple_opt_pass pass_slp_vectorize): New.
5910 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5912 (vec_info_for_bb): New function.
5913 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5914 (VECTORIZATION_ENABLED): New macro.
5915 (SLP_ENABLED, SLP_DISABLED): Likewise.
5916 (vect_is_simple_use): Add bb_vec_info argument.
5917 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5918 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5919 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5920 vect_schedule_slp, vect_analyze_slp): Likewise.
5921 (vect_analyze_stmt): Add slp_tree argument.
5922 (find_bb_location): Declare.
5923 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5924 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5925 (vect_analyze_loop_operations, vect_analyze_loop,
5926 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5927 vect_finalize_reduction, vectorizable_reduction,
5928 vectorizable_live_operation, vect_transform_loop): Likewise.
5929 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5930 skip evolution analysis if analyzing a basic block.
5931 (dr_analyze_indices): Likewise.
5932 (initialize_data_dependence_relation): Skip the test whether the
5933 object is invariant for basic blocks.
5934 (compute_all_dependences): Skip dependence analysis for data
5935 references in basic blocks.
5936 (find_data_references_in_stmt): Don't fail in case of invariant
5937 access in basic block.
5938 (find_data_references_in_bb): New function.
5939 (find_data_references_in_loop): Move code to
5940 find_data_references_in_bb and add a call to it.
5941 (compute_data_dependences_for_bb): New function.
5942 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5943 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5945 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5946 unknown dependence in basic block and fail in case of dependence in
5948 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5949 dependence instances from either loop or basic block vectorization
5951 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5952 before calling nested_in_vect_loop_p.
5953 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5954 dependence instances from either loop or basic block vectorization
5956 (vect_verify_datarefs_alignment): Likewise.
5957 (vect_enhance_data_refs_alignment): Adjust function calls.
5958 (vect_analyze_data_refs_alignment): Likewise.
5959 (vect_analyze_group_access): Fix printing. Skip different checks if
5960 DR_STEP is 0. Keep strided stores either in loop or basic block
5961 vectorization data structure. Fix indentation.
5962 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5964 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5965 dependence instances from either loop or basic block vectorization
5967 (vect_analyze_data_refs): Update comment. Call
5968 compute_data_dependences_for_bb to analyze basic blocks.
5969 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5970 case of loop vectorization. In case of basic block vectorization use
5971 data-ref itself as a base.
5972 (vect_create_data_ref_ptr): In case of basic block vectorization:
5973 don't advance the pointer, add new statements before the current
5974 statement. Adjust function calls.
5975 (vect_supportable_dr_alignment): Support only aligned accesses in
5976 basic block vectorization.
5977 * common.opt (ftree-slp-vectorize): New flag.
5978 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5979 (vect_pattern_recog_1): Likewise.
5980 * tree-vect-stmts.c (process_use): Likewise.
5981 (vect_init_vector): Add new statements in the beginning of the basic
5982 block in case of basic block SLP.
5983 (vect_get_vec_def_for_operand): Adjust function calls.
5984 (vect_finish_stmt_generation): Likewise.
5985 (vectorizable_call): Add assert that it is loop vectorization, adjust
5987 (vectorizable_conversion, vectorizable_assignment): Likewise.
5988 (vectorizable_operation): In case of basic block SLP, take
5989 vectorization factor from statement's type and skip the relevance
5990 check. Adjust function calls.
5991 (vectorizable_type_demotion): Add assert that it is loop
5992 vectorization, adjust function calls.
5993 (vectorizable_type_promotion): Likewise.
5994 (vectorizable_store): Check for outer loop only in case of loop
5995 vectorization. Adjust function calls. For basic blocks, skip the
5996 relevance check and don't advance pointers.
5997 (vectorizable_load): Likewise.
5998 (vectorizable_condition): Add assert that it is loop vectorization,
5999 adjust function calls.
6000 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6001 that it is not reduction, get vector type, call only supported
6002 functions, skip loop specific parts.
6003 (vect_transform_stmt): Check for outer loop only in case of loop
6005 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6006 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6007 for external definition.
6008 * passes.c (pass_slp_vectorize): New pass.
6009 * tree-vect-slp.c (find_bb_location): New function.
6010 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6011 check for patterns only in loops.
6012 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6013 case of multiple types in basic block SLP.
6014 (vect_mark_slp_stmts_relevant): New function.
6015 (vect_supported_load_permutation_p): Fix comment.
6016 (vect_analyze_slp_instance): Add argument. In case of basic block
6017 SLP, take vectorization factor from statement's type, check that
6018 unrolling factor is 1. Adjust function call. Save SLP instance in
6019 either loop or basic block vectorization structure. Return FALSE,
6021 (vect_analyze_slp): Add argument. Get strided stores groups from
6022 either loop or basic block vectorization structure. Return FALSE
6023 if basic block SLP failed.
6024 (new_bb_vec_info): New function.
6025 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6026 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6027 (vect_schedule_slp): Add argument. Get SLP instances from either
6028 loop or basic block vectorization structure. Set vectorization factor
6029 to be 1 for basic block SLP.
6030 (vect_slp_transform_bb): New function.
6031 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6033 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6035 * final.c (shorten_branches): Do not align labels for jump tables.
6036 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6038 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6040 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6041 Remove outdated reference to flow.c and fix nits.
6042 * doc/gccint.texi: Tweak RTL description.
6043 * doc/rtl.texi: Likewise.
6045 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6047 * config/avr/avr.c: Change my email address.
6048 * config/avr/avr.h: Likewise.
6049 * config/avr/avr.md: Likewise.
6050 * config/avr/avr-protos.h: Likewise.
6051 * config/avr/libgcc.S: Likewise.
6053 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6055 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6056 (spu_split_load, spu_split_store): Change return type to int.
6057 (spu_split_convert): Declare.
6058 * config/spu/predicates.md (spu_mem_operand): Remove.
6059 (spu_mov_operand): Update.
6060 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6061 * config/spu/spu.c (regno_aligned_for_load): Remove.
6062 (reg_aligned_for_addr, spu_expand_load): Define.
6063 (spu_expand_extv): Reimplement and handle MEM.
6064 (spu_expand_insv): Handle MEM.
6065 (spu_sched_reorder): Handle insn's with length 0.
6066 (spu_legitimate_address_p): Reimplement.
6067 (store_with_one_insn_p): Return TRUE for any mode with size
6068 larger than 16 bytes.
6069 (address_needs_split): Define.
6070 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6072 (spu_convert_move): Define.
6073 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6074 (spu_split_store): Change all MEM's to TImode.
6075 (spu_init_expanders): Preallocate registers that correspond to
6076 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6078 (spu_split_convert): Define.
6079 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6080 (_move<mode>, _movdi, _movti): Update predicate and condition.
6081 (load, store): Change to define_split.
6082 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6084 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6085 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6086 define_insn_and_split of lshr<mode>3.
6087 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6088 (<v>ashr<mode>3_imm): Define.
6089 (extv, extzv, insv): Allow MEM operands.
6090 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6091 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6092 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6093 (_spu_convert2): Change to define_insn_and_split and remove the
6094 corresponding define_peephole2.
6095 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6096 Change predicates to memory_operand.
6098 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6100 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6102 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6104 PR tree-optimization/40219
6105 * tree.c (iterative_hash_expr): Make sure the builtin function is
6106 a normal builtin function and not a front end or back end builtin
6107 before indexing into the built_in_decls array.
6109 2009-05-22 Richard Guenther <rguenther@suse.de>
6112 * alias.c (write_dependence_p): Do not use TBAA for answering
6113 anti-dependence or output-dependence.
6114 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6115 (emit_pointer_definition): Remove.
6116 (emit_alias_warning): Likewise.
6117 (find_what_var_points_to): Remove TBAA pruning code.
6118 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6120 (compute_points_to_sets): Remove code computing the set of
6121 dereferenced pointers.
6122 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6123 oracle for querying anti and output dependencies.
6124 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6125 if TBAA may be applied.
6126 (refs_anti_dependent_p): New function.
6127 (refs_output_dependent_p): Likewise.
6128 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6129 (refs_output_dependent_p): Likewise.
6130 * doc/tree-ssa.texi (Memory model): New section.
6131 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6132 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6133 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6134 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6135 * expr.c (expand_expr_real_1): Likewise.
6136 * gimple-low.c (lower_stmt): Likewise.
6137 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6138 (dump_gimple_cdt): Remove.
6139 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6140 (gimple_size): Likewise.
6141 (walk_gimple_op): Likewise.
6142 (is_gimple_stmt): Likewise.
6143 (walk_stmt_load_store_addr_ops): Likewise.
6144 (gimple_build_cdt): Remove.
6145 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6146 * gimple.h (gimple_cdt_new_type): Remove.
6147 (gimple_cdt_new_type_ptr): Likewise.
6148 (gimple_cdt_set_new_type): Likewise.
6149 (gimple_cdt_location): Likewise.
6150 (gimple_cdt_location_ptr): Likewise.
6151 (gimple_cdt_set_location): Likewise.
6152 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6153 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6154 GIMPLE_CHANGE_DYNAMIC_TYPE.
6155 (verify_types_in_gimple_stmt): Likewise.
6156 * tree-inline.c (estimate_num_insns): Likewise.
6157 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6158 (copy_decl_to_var): Likewise.
6159 (copy_result_decl_to_var): Likewise.
6160 * tree-pretty-print.c (dump_generic_node): Do not handle
6161 CHANGE_DYNAMIC_TYPE_EXPR.
6162 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6163 * tree-ssa-operands.c (get_expr_operands): Likewise.
6164 * tree-ssa-structalias.c (struct variable_info): Remove
6165 no_tbaa_pruning member.
6166 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6167 (unify_nodes): Do not copy it.
6168 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6169 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6170 (set_uids_in_ptset): Do not check it.
6171 (find_what_var_points_to): Likewise.
6172 (compute_tbaa_pruning): Remove.
6173 (compute_points_to_sets): Do not call it.
6174 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6175 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6176 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6177 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6178 (DECL_NO_TBAA_P): Likewise.
6179 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6180 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6181 (expand_omp_atomic_pipeline): Do not set it.
6182 * print-tree.c (print_node): Do not dump it.
6183 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6186 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6189 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6192 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6194 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6197 2009-05-22 Ben Elliston <bje@au.ibm.com>
6199 * Makefile.in (bversion.h, s-bversion): New targets.
6200 (TOPLEV_H): Add bversion.h.
6201 * toplev.h: Include "bversion.h".
6202 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6203 the __format__ attribute only if compiling with the same version
6204 of GCC as the sources (the "build version").
6206 2009-05-22 Ben Elliston <bje@au.ibm.com>
6208 * c-format.c (handle_format_attribute): Fix comment typo.
6210 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6213 * config/ia64/ia64.opt (mfused-madd): New.
6214 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6215 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6216 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6217 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6218 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6219 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6220 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6221 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6222 instruction if !TARGET_FUSED_MADD.
6223 (fpma, fpms): Remove colon from name.
6225 2009-05-22 Richard Guenther <rguenther@suse.de>
6227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6228 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6229 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6231 (create_expression_by_pieces): Only convert if necessary.
6232 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6233 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6235 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6237 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6238 regular pattern from a template and rename it ...
6239 (*extzv_truncsi_exts): ... to this.
6241 2009-05-21 Richard Guenther <rguenther@suse.de>
6243 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6244 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6245 (cgraph_default_inline_p): Likewise.
6246 (cgraph_decide_inlining_incrementally): Likewise.
6248 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6249 Uros Bizjak <ubizjak@gmail.com>
6251 * config/i386/cpuid.h (bit_MOVBE): New.
6253 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6255 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6256 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6257 (ix86_handle_option): Handle OPT_mmovbe.
6258 (ix86_target_string): Add -mmovbe.
6259 (pta_flags): Add PTA_MOVBE.
6260 (processor_alias_table): Add PTA_MOVBE to "atom".
6261 (override_options): Handle PTA_MOVBE.
6263 * config/i386/i386.h (TARGET_MOVBE): New.
6265 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6266 (*bswapsi_movbe): New.
6267 (*bswapdi_movbe): Likewise.
6268 (bswapdi2): Renamed to ...
6270 (bswapdi2): New expander.
6272 * config/i386/i386.opt (mmovbe): New.
6274 * doc/invoke.texi: Document -mmovbe.
6276 2009-05-21 Taras Glek <tglek@mozilla.com>
6278 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6279 * gcc-plugin.h (plugin_init): Updated signature.
6280 * gcc-plugin.h (plugin_name_args): Moved to this header.
6281 * doc/plugins.texi (plugin_init): Updated documention to reflect
6283 * doc/plugins.texi (plugin_name_args): Added to documention.
6285 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6287 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6288 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6290 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6292 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6293 JUMP_TABLE_DATA_P predicates where applicable.
6294 * config/i386/predicates.md: Ditto.
6295 * config/i386/sse.md: Ditto.
6297 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6299 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6300 operand2 -128 override length_immediate attribute to 1.
6301 * config/i386/predicates.md (constm128_operand): New predicate.
6303 * config/i386/i386.c (memory_address_length): Handle %r12
6304 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6306 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6307 mode look through optional ZERO_EXTEND and SUBREG.
6308 * config/i386/i386.md (R12_REG): New define_constant.
6309 (prefix_data16): For sse unit set also for MODE_TI insns.
6310 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6311 insns set if operand 1 is ext_QIreg_operand.
6312 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6313 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6315 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6316 mode from MODE_DI to MODE_SI.
6317 (movdi_1_rex64): Override modrm and length_immediate attributes
6318 only for movabs (TYPE_IMOV, alternative 2).
6319 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6320 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6321 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6322 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6323 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6324 prefix_rex attribute if DImode.
6325 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6326 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6327 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6328 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6329 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6330 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6331 Likewise. For TYPE_IMOV clear length_immediate attribute.
6332 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6333 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6334 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6335 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6336 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6337 or one operand TYPE_ISHIFT.
6338 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6339 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6340 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6341 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6342 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6343 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6344 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6345 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6346 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6347 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6348 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6349 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6350 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6351 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6352 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6353 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6354 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6355 set mode attribute, don't override length attribute.
6356 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6358 (return_internal_long): Set length attribute to 2 instead of 1.
6359 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6360 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6361 prefix_rex attribute.
6362 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6364 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6366 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6368 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6370 2009-05-20 Ian Lance Taylor <iant@google.com>
6372 * tree.c (build_tree_list_vec_stat): New function.
6373 (ctor_to_vec): New function.
6374 (build_nt_call_vec): New function.
6375 (build_call_array): Change args to be a const pointer.
6376 (build_call_vec): New function.
6377 * tree.h (build_nt_call_vec): Declare.
6378 (build_tree_list_vec_stat): Declare.
6379 (build_tree_list_vec): Define.
6380 (build_call_array): Update declaration.
6381 (build_call_vec): Declare.
6382 (ctor_to_vec): Declare.
6383 * c-common.c (tree_vector_cache): New static variable.
6384 (make_tree_vector): New function.
6385 (release_tree_vector): New function.
6386 (make_tree_vector_single): New function.
6387 (make_tree_vector_copy): New function.
6388 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6389 (make_tree_vector_single, make_tree_vector_copy): Declare.
6390 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6391 (c_parser_expr_list): Don't manage cache here, instead call
6393 (c_parser_release_expr_list): Remove static function.
6394 (c_parser_vec_to_tree_list): Remove static function.
6395 (c_parser_attributes): Call build_tree_list_vec instead of
6396 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6397 c_parser_release_expr_list.
6398 (c_parser_postfix_expression_after_primary): Likewise.
6399 (c_parser_objc_keywordexpr): Likewise.
6401 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6403 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6404 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6405 TARGET_CONVERT_TO_TYPE.
6406 * hooks.c (hook_tree_const_tree_null): Define.
6407 * hooks.h (hook_tree_const_tree_null): Declare.
6408 * target.h (struct gcc_target): Add invalid_parameter_type,
6409 invalid_return_type, promoted_type, and convert_to_type fields.
6410 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6411 (TARGET_INVALID_RETURN_TYPE): Define.
6412 (TARGET_PROMOTED_TYPE): Define.
6413 (TARGET_CONVERT_TO_TYPE): Define.
6414 (TARGET_INITIALIZER): Update for new fields.
6415 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6416 (grokparms): Check targetm.invalid_parameter_type.
6417 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6418 * c-convert.c (convert): Check targetm.convert_to_type.
6420 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6422 * config/mips/mips.md (*extenddi_truncate<mode>,
6423 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6425 (*extendhi_truncateqi): New define_insn_and_sptit.
6427 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6430 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6431 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6433 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6435 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6436 the operand of VIEW_CONVERT_EXPR.
6438 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6440 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6441 extended family and model for Intel processors. Support Intel Atom.
6443 2009-05-20 Olivier Hainque <hainque@adacore.com>
6445 * gstab.h (stab_code_type): Define, to be used instead of the
6446 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6448 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6449 occurrences by stab_code_type.
6450 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6452 2009-05-20 Martin Jambor <mjambor@suse.cz>
6454 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6455 (sra_insert_before): Likewise.
6456 (sra_insert_after): Likewise.
6457 (sra_init_cache): Likewise.
6458 (sra_type_can_be_decomposed_p): Likewise.
6459 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6460 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6461 (sra_insert_before): Likewise.
6462 (sra_insert_after): Likewise.
6463 (sra_init_cache): Likewise.
6464 (insert_edge_copies_seq): Made static and moved upwards.
6466 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6469 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6471 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6472 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6475 2009-05-20 Richard Guenther <rguenther@suse.de>
6477 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6478 with mismatched comparison modes.
6480 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6482 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6483 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6484 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6485 with shifts for Thumb2.
6486 (orsi_notsi): New for orn.
6487 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6488 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6489 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6490 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6491 Don't invert remainder for IOR.
6493 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6495 PR tree-optimization/40087
6496 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6497 number_of_iterations_ne): Rename never_infinite argument.
6498 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6499 number_of_iterations_le): Handle pointer-type ivs when
6500 exit_must_be_taken is false.
6501 (number_of_iterations_cond): Do not always assume that
6502 exit_must_be_taken if the control variable is a pointer.
6504 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6506 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6507 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6509 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6511 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6512 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6514 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6517 * c.opt (Wlogical-op): Disabled by default.
6518 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6520 * doc/invoke.texi (Wlogical-op): Likewise.
6522 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6524 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6526 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6527 Propagate the type of the first operand.
6528 <ASSERT_EXPR>: Simplify.
6529 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6530 Rewrite using the RHS code as discriminant.
6531 <NOP_EXPR>: Turn into CASE_CONVERT.
6532 <PLUS_EXPR>: Propagate the type of the first operand.
6534 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6536 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6537 (ia64_dconst_0_375): New.
6538 * config/ia64/ia64.c (ia64_override_options): Remove
6539 -minline-sqrt-min-latency warning.
6540 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6541 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6542 * config/ia64/ia64.md (*sqrt_approx): Remove.
6543 (sqrtsf2): Remove #if 0.
6544 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6545 (sqrtdf): Remove assert.
6546 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6547 (sqrtxf2): Remove #if 0.
6548 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6549 * div.md (sqrt_approx_rf): New.
6550 (sqrtsf2_internal_thr): New implementation.
6551 (sqrtsf2_internal_lat): New.
6552 (sqrtdf2_internal_thr: New implementation.
6553 (sqrtxf2_internal): New implementation.
6555 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6556 Hans-Peter Nilsson <hp@axis.com>
6558 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6559 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6560 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6561 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6562 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6563 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6564 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6565 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6566 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6567 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6568 * c-common.c: ...from here.
6570 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6572 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6574 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6576 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6578 2009-05-19 Ben Elliston <bje@au.ibm.com>
6580 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6581 assignments with memcpy calls.
6582 (add_fdes): Likewise.
6583 (binary_search_unencoded_fdes): Likewise.
6584 (linear_search_fdes): Eliminate type puns.
6586 2009-05-19 Richard Guenther <rguenther@suse.de>
6588 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6589 not falsely claim to have propagated into all uses.
6591 2009-05-19 Ben Elliston <bje@au.ibm.com>
6593 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6596 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6598 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6599 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6600 (TARGET_LEGITIMATE_ADDRESS_P): New.
6601 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6602 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6604 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6607 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6608 child of the containing namespace's DIE.
6610 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6612 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6613 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6614 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6617 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6620 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6621 gen_align with gen_pad.
6622 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6623 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6625 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6626 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6628 * config/i386/i386.md (align): Renamed to ...
6629 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6630 ASM_OUTPUT_MAX_SKIP_PAD.
6632 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6634 * config.gcc: Fix variable syntax.
6637 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6638 before calling exact_log2.
6639 (output_iorsi3): Likewise.
6640 (output_xorsi3): Likewise.
6642 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6644 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6645 for the none zero constant operand except for EQ and NE
6646 comprisons even when the first operand is R0.
6648 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6650 * config/s390/2064.md: Remove trailing whitespaces.
6651 * config/s390/2084.md: Likewise.
6652 * config/s390/constraints.md: Likewise.
6653 * config/s390/fixdfdi.h: Likewise.
6654 * config/s390/libgcc-glibc.ver: Likewise.
6655 * config/s390/s390-modes.def: Likewise.
6656 * config/s390/s390-protos.h: Likewise.
6657 * config/s390/s390.c: Likewise.
6658 * config/s390/s390.h: Likewise.
6659 * config/s390/s390.md: Likewise.
6660 * config/s390/tpf-unwind.h: Likewise.
6662 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6664 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6666 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6669 * configure.ac (m68k-*-*): Check if binutils support TLS.
6670 * configure: Regenerate.
6671 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6672 * config/m68k/constraints.md (Cu): New constraint.
6673 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6674 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6675 (movsi): Handle TLS symbols.
6676 (addsi3_5200): Handle XTLS symbols, indent.
6677 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6678 (m68k_tls_reference_p): Declare.
6679 (m68k_legitimize_address): Declare.
6680 (m68k_unwrap_symbol): Declare.
6681 * config/m68k/m68k.opt (mxtls): New option.
6682 * config/m68k/m68k.c (ggc.h): Include.
6683 (m68k_output_dwarf_dtprel): Implement hook.
6684 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6685 (m68k_expand_prologue): Load GOT pointer when function needs it.
6686 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6687 (m68k_legitimate_constant_address_p): Same.
6688 (m68k_decompose_address): Handle TLS references.
6689 (m68k_get_gp): New static function.
6690 (enum m68k_reloc): New contants.
6691 (TLS_RELOC_P): New macro.
6692 (m68k_wrap_symbol): New static function.
6693 (m68k_unwrap_symbol): New function.
6694 (m68k_final_prescan_insn_1): New static function.
6695 (m68k_final_prescan_insn): New function.
6696 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6698 (legitimize_pic_address): Handle TLS references..
6699 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6700 (m68k_libcall_value_in_a0_p)
6701 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6702 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6703 (m68k_legitimize_tls_address): Handle TLS references.
6704 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6706 (m68k_legitimize_address): Handle TLS symbols.
6707 (m68k_get_reloc_decoration): New static function.
6708 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6710 (m68k_output_dwarf_dtprel): Implement hook.
6711 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6712 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6713 m68k_call_* routines.
6714 (sched_attr_op_type): Handle TLS symbols.
6715 (gt-m68k.h): Include.
6716 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6717 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6719 2009-05-18 Martin Jambor <mjambor@suse.cz>
6721 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6722 (visit_store_addr_for_mod_analysis): New function.
6723 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6724 (determine_cst_member_ptr): Use gimple_assign_single_p.
6725 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6726 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6727 operands. Don't check number of operands of a NOP_EXPR.
6729 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6731 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6733 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6736 * c-common.c (warn_logical_operator): Don't warn if one of
6737 expression isn't always true or false.
6739 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6741 * config/i386/biarch32.h: New file.
6742 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6744 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6746 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6747 *zero_extend<mode>_truncqi): Merge these into ...
6748 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6749 Name the pattern following this as *zero_extendhi_truncqi.
6751 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6754 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6755 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6756 (output_info): Make field HOST_WIDEST_INT.
6757 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6758 (dump_bitmat_statistics): Same.
6760 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6762 * config.gcc (use_gcc_stdint): Set to wrap.
6763 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6764 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6765 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6766 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6767 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6768 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6769 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6770 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6772 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6774 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6776 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6777 Move definitions earlier.
6778 (OPT_ARCH64, OPT_ARCH32): Define.
6779 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6782 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6785 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6788 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6790 * arm.md (movdi2): Copy non-reg values to DImode registers.
6792 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6795 * final.c (label_to_max_skip): New function.
6796 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6797 CODE_LABEL_NUMBER <= max_labelno.
6798 * output.h (label_to_max_skip): New prototype.
6799 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6800 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6801 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6802 Handle CODE_LABELs with >= 16 byte alignment or with
6803 max_skip == (1 << align) - 1.
6804 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6805 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6808 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6809 .p2align 3 if MAX_SKIP is smaller than 7.
6810 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6812 2009-05-15 Ian Lance Taylor <iant@google.com>
6814 * alias.c (struct alias_set_entry_d): Rename from struct
6815 alias_set_entry. Change all uses.
6816 * except.c (struct call_site_record_d): Rename from struct
6817 call_site_record. Change all uses.
6818 * except.h (struct eh_region_d): Rename from struct eh_region.
6820 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6822 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6823 ivtype_map_elt. Change all uses.
6824 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6826 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6827 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6829 (struct sese_d): Rename from struct sese. Change all uses.
6830 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6831 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6832 * optabs.h (struct optab_d): Rename from struct optab. Change all
6834 (struct convert_optab_d): Rename from struct convert_optab.
6836 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6837 ipa_opt_pass. Change all uses.
6838 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6841 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6842 defined as a typedef.
6843 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6846 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6849 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6851 (merge_ranges): Returns bool.
6852 * tree.h (make_range): .. to here.
6853 (build_range_check): Likewise.
6854 (merge_ranges): Likewise. Renamed from merge_ranges.
6855 * c-typeck.c (parser_build_binary_op): Update calls to
6856 warn_logical_operator.
6857 * c-common.c (warn_logical_operator): Add new warning.
6858 * c-common.h (warn_logical_operator): Update declaration.
6860 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6862 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6864 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6866 * doc/install.texi: Document MPC requirements, flags etc.
6868 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6869 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6870 Evaluate constant arguments.
6871 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6872 (fold_builtin_1): Likewise, also evaluate constant arguments.
6873 Remove superfluous break.
6874 (do_mpc_ckconv): New.
6875 * real.h: Include mpc.h.
6876 * toplev.c (print_version): Output MPC version info if available.
6878 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6880 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6882 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6884 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6887 2009-05-15 Jan Hubicka <jh@suse.cz>
6889 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6890 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6891 (try_inline): Fix return value.
6892 (cgraph_decide_inlining_incrementally): Honor new value.
6893 (cgraph_early_inlining): Handle indirect inlining.
6894 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6896 2009-05-15 Jan Hubicka <jh@suse.cz>
6898 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6899 * cgraphunit.c (cgraph_finalize_function): Set it.
6900 (cgraph_expand_function): Use it.
6902 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6904 * real.c (encode_ieee_half): Define.
6905 (decode_ieee_half): Define.
6906 (ieee_half_format): Define.
6907 (arm_half_format): Define.
6908 * real.h (ieee_half_format): Declare.
6909 (arm_half_format): Declare.
6911 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6913 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6914 swapped, and reversed optabs exist before trying to use them.
6916 2009-05-15 Paul Brook <paul@codesourcery.com>
6917 Sandra Loosemore <sandra@codesourcery.com>
6919 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6920 loads. Allow PRE_DEC.
6921 (output_move_neon): Handle PRE_DEC.
6922 (arm_print_operand): Add 'A' for neon structure loads.
6923 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6924 * config/arm/neon.md (neon_mov): Update comment.
6925 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6927 (Um): New constraint.
6929 2009-05-15 Jan Hubicka <jh@suse.cz>
6931 Revert the following patch until testsuite fallout is fixed:
6932 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6933 * cgraph.h (struct inline_summary): New filed self_wize,
6934 size_inlining_benefit, self_time and time_inlining_benefit.
6935 (struct cgraph_global_info): Replace insns by time ans size fields.
6936 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6937 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6938 (ipcp_update_callgraph): Do not touch function bodies.
6939 * ipa-inline.c: Include except.h
6940 (MAX_TIME): New constant.
6941 (overall_insns): Remove
6942 (overall_size, max_benefit): New static variables.
6943 (cgraph_estimate_time_after_inlining): New function.
6944 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6945 (cgraph_clone_inlined_nodes): Update size.
6946 (cgraph_mark_inline_edge): Update size.
6947 (cgraph_estimate_growth): Use size info.
6948 (cgraph_check_inline_limits): Check size.
6949 (cgraph_default_inline_p): Likewise.
6950 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6951 (cgraph_decide_recursive_inlining): Check size.
6952 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6954 (cgraph_decide_inlining): Likewise.
6955 (cgraph_decide_inlining_incrementally): Likewise; honor
6956 PARAM_EARLY_INLINING_INSNS.
6957 (likely_eliminated_by_inlining_p): New predicate.
6958 (estimate_function_body_sizes): New function.
6959 (compute_inline_parameters): Use it.
6960 * except.c (must_not_throw_labels): New function.
6961 * except.h (must_not_throw_labels): Declare.
6962 * tree-inline.c (init_inline_once): Kill inlining_weigths
6963 * tree-ssa-structalias.c: Avoid uninitialized warning.
6964 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6965 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6966 (PARAM_INLINE_CALL_COST): Remove.
6967 (PARAM_EARLY_INLINING_INSNS): New.
6969 2009-05-15 Richard Guenther <rguenther@suse.de>
6971 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6972 not TODO_update_ssa.
6974 2009-05-15 Richard Guenther <rguenther@suse.de>
6976 PR tree-optimization/39999
6977 * gimple.h (gimple_expr_type): Use the expression type looking
6978 through useless conversions.
6979 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6980 (vn_nary_op_insert_stmt): Likewise.
6981 (simplify_binary_expression): Likewise.
6983 2009-05-15 Richard Guenther <rguenther@suse.de>
6985 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6986 New options, enabled by default.
6987 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6989 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6990 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6991 * tree-ssa-structalias.c (gate_tree_pta): New function.
6992 (pass_build_alias): Use it.
6994 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6996 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6997 recurse on an invariant address if a conversion from a pointer
6998 type to a wider integer type is involved.
7000 2009-05-15 Jan Hubicka <jh@suse.cz>
7002 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7003 * cgraph.h (struct inline_summary): New filed self_wize,
7004 size_inlining_benefit, self_time and time_inlining_benefit.
7005 (struct cgraph_global_info): Replace insns by time ans size fields.
7006 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7007 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7008 (ipcp_update_callgraph): Do not touch function bodies.
7009 * ipa-inline.c: Include except.h
7010 (MAX_TIME): New constant.
7011 (overall_insns): Remove
7012 (overall_size, max_benefit): New static variables.
7013 (cgraph_estimate_time_after_inlining): New function.
7014 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7015 (cgraph_clone_inlined_nodes): Update size.
7016 (cgraph_mark_inline_edge): Update size.
7017 (cgraph_estimate_growth): Use size info.
7018 (cgraph_check_inline_limits): Check size.
7019 (cgraph_default_inline_p): Likewise.
7020 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7021 (cgraph_decide_recursive_inlining): Check size.
7022 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7024 (cgraph_decide_inlining): Likewise.
7025 (cgraph_decide_inlining_incrementally): Likewise; honor
7026 PARAM_EARLY_INLINING_INSNS.
7027 (likely_eliminated_by_inlining_p): New predicate.
7028 (estimate_function_body_sizes): New function.
7029 (compute_inline_parameters): Use it.
7030 * except.c (must_not_throw_labels): New function.
7031 * except.h (must_not_throw_labels): Declare.
7032 * tree-inline.c (init_inline_once): Kill inlining_weigths
7033 * tree-ssa-structalias.c: Avoid uninitialized warning.
7034 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7035 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7036 (PARAM_INLINE_CALL_COST): Remove.
7037 (PARAM_EARLY_INLINING_INSNS): New.
7038 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7039 (inline-call-cost): Remove.
7040 (early-inlining-insns): New.
7042 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7044 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7046 (print_int_cst_bounds_in_octal_p): Likewise.
7047 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7049 * dwarf2out.c (base_type_die): Likewise.
7050 (is_subrange_type): Delete.
7051 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7052 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7053 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7054 if the destination type is boolean.
7055 (build_range_check): Do not special-case subtypes.
7056 (fold_sign_changed_comparison): Likewise.
7057 (fold_unary): Likewise.
7058 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7059 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7060 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7061 * tree.c (subrange_type_for_debug_p): New predicate based on the
7062 former is_subrange_type.
7063 * tree.h (subrange_type_for_debug_p): Declare.
7064 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7065 (convert_affine_scev): Remove call to above function.
7066 (chrec_convert_aggressive): Likewise.
7067 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7068 false for conversions involving subtypes.
7069 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7070 (vrp_val_min): Likewise.
7071 (needs_overflow_infinity): Likewise.
7072 (extract_range_from_unary_expr): Likewise.
7074 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7076 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7077 * config/frv/frv.c: Likewise.
7078 * config/s390/s390.c: Likewise.
7079 * config/sparc/sparc.h: Likewise.
7080 * config/i386/i386.h: Likewise.
7081 * config/i386/i386.c: Likewise.
7082 * config/crx/crx.c: Likewise.
7083 * config/m68hc11/m68hc11.h: Likewise.
7084 * config/iq2000/iq2000.c: Likewise.
7085 * config/mn10300/mn10300.h: Likewise.
7086 * config/mn10300/mn10300.c: Likewise.
7087 * config/m68k/m68k.c: Likewise.
7088 * config/rs6000/rs6000.c: Likewise.
7089 * config/rs6000/xcoff.h: Likewise.
7090 * config/rs6000/linux64.h: Likewise.
7091 * config/rs6000/sysv4.h: Likewise.
7092 * config/score/score3.c: Likewise.
7093 * config/score/score7.c: Likewise.
7094 * config/score/score.c: Likewise.
7095 * config/arm/arm.md: Likewise.
7096 * config/mips/mips.c: Likewise.
7097 * config/mips/mips.md: Likewise.
7098 * config/bfin/bfin.h: Likewise.
7099 * config/pa/pa.c: Likewise.
7100 * config/pa/constraints.md: Likewise.
7102 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7103 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7104 * config/pdp11/pdp11.h: Use memory_address_p instead.
7106 2009-05-14 Ian Lance Taylor <iant@google.com>
7108 * passes.c (finish_optimization_passes): Change i to int.
7109 * plugin.c (plugins_active_p): Change event to int.
7110 (dump_active_plugins): Likewise.
7111 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7113 * tree.c (tree_range_check_failed): Change c to unsigned int.
7114 (omp_clause_range_check_failed): Likewise.
7115 (build_common_builtin_nodes): Change mode to int. Add cast.
7116 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7117 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7119 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7120 ++ or -- with a variable of enum type.
7122 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7125 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7127 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7129 * store-motion.c: Do not include params.h
7130 * Makefile.in: Fix dependencies for various files.
7132 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7134 * auto-inc-dec.c: Fix pass description, remove apparent
7135 accidental duplication.
7137 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7140 * ipa-utils.h (memory_identifier_string): Moved to ...
7141 * tree.h (memory_identifier_string): Here. Add GTY(()).
7143 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7145 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7146 in the former documentation of...
7147 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7148 * ira-conflicts.c (get_dup_num): Use address_operand.
7149 * targhooks.c (default_legitimate_address_p): New.
7150 * targhooks.h (default_legitimate_address_p): New.
7151 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7153 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7154 * target.h (struct target): Add legitimate_address_p.
7155 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7156 (TARGET_INITIALIZER): Include it.
7158 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7159 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7160 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7161 (TARGET_LEGITIMATE_ADDRESS_P): New.
7163 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7164 (REG_OK_STRICT_P): Delete.
7165 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7166 (frv_legitimate_address_p_1): ... this.
7167 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7168 (frv_legitimate_address_p_1): ... the renamed old
7169 frv_legitimate_address_p.
7170 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7171 (TARGET_LEGITIMATE_ADDRESS_P): New.
7173 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7174 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7175 * config/s390/s390.c (legitimate_address_p): Rename to...
7176 (s390_legitimate_address_p): ... this, make static.
7177 (legitimize_address): Adjust call.
7178 (TARGET_LEGITIMATE_ADDRESS_P): New.
7179 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7181 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7182 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7183 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7184 (TARGET_LEGITIMATE_ADDRESS_P): New.
7186 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7187 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7188 * config/spu/spu.c (spu_legitimate_address): Rename to...
7189 (spu_legitimate_address_p): ... this, make static.
7190 (TARGET_LEGITIMATE_ADDRESS_P): New.
7192 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7193 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7194 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7195 (sparc_legitimate_address_p): ... this, make static and return bool.
7196 (legitimize_address): Adjust call.
7197 (TARGET_LEGITIMATE_ADDRESS_P): New.
7199 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7200 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7201 * config/i386/i386.c (legitimate_address_p): Rename to...
7202 (ix86_legitimate_address_p): ... this, make static.
7203 (constant_address_p): Move after it, adjust call.
7204 (TARGET_LEGITIMATE_ADDRESS_P): New.
7206 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7207 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7208 * config/avr/avr.c (legitimate_address_p): Rename to...
7209 (avr_legitimate_address_p): ... this, make static.
7210 (legitimize_address): Adjust call.
7211 (TARGET_LEGITIMATE_ADDRESS_P): New.
7213 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7214 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7215 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7216 (TARGET_LEGITIMATE_ADDRESS_P): New.
7218 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7219 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7220 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7221 (TARGET_LEGITIMATE_ADDRESS_P): New.
7223 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7224 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7226 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7228 (TARGET_LEGITIMATE_ADDRESS_P): New.
7230 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7231 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7233 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7235 (m68hc11_legitimate_address_p): ... this, make static.
7236 (go_if_legitimate_address_internal): Rename to...
7237 (m68hc11_legitimate_address_p_1): ... this.
7238 (legitimize_address): Adjust call.
7239 (TARGET_LEGITIMATE_ADDRESS_P): New.
7241 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7242 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7243 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7244 (TARGET_LEGITIMATE_ADDRESS_P): New.
7246 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7247 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7248 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7249 (mn10300_legitimate_address_p): ... this, make static.
7250 (TARGET_LEGITIMATE_ADDRESS_P): New.
7252 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7253 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7254 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7255 (TARGET_LEGITIMATE_ADDRESS_P): New.
7257 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7258 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7259 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7260 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7261 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7262 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7263 (rs6000_legitimate_address_p): ... this, make static.
7264 (TARGET_LEGITIMATE_ADDRESS_P): New.
7265 (REG_MODE_OK_FOR_BASE_P): Delete.
7266 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7268 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7269 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7271 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7272 static, adjust types.
7273 (TARGET_LEGITIMATE_ADDRESS_P): New.
7275 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7276 * config/score/score.c (score_address_p): Rename to...
7277 (score_legitimate_address_p): ... this.
7278 (TARGET_LEGITIMATE_ADDRESS_P): New.
7279 * config/score/score3.c (score3_address_p): Rename to...
7280 (score3_legitimate_address_p): ... this.
7281 * config/score/score7.c (score7_address_p): Rename to...
7282 (score7_legitimate_address_p): ... this.
7284 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7285 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7286 GO_IF_LEGITIMATE_ADDRESS): Delete.
7287 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7288 thumb2_legitimate_address_p): Delete.
7289 (arm_legitimate_address_p): Rename to...
7290 (arm_legitimate_address_outer_p): ... this.
7291 * config/arm/constraints.md ("Uq"): Adjust call.
7292 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7293 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7295 (arm_legitimate_address_outer_p): ... this.
7296 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7298 (TARGET_LEGITIMATE_ADDRESS_P): New.
7300 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7301 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7302 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7303 (TARGET_LEGITIMATE_ADDRESS_P): New.
7305 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7306 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7307 * config/vax/vax.c (legitimate_address_p): Rename to...
7308 (vax_legitimate_address_p): ... this, make static.
7309 (TARGET_LEGITIMATE_ADDRESS_P): New.
7311 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7312 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7313 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7314 (TARGET_LEGITIMATE_ADDRESS_P): New.
7316 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7317 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7318 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7319 (mmix_legitimate_address_p): ... this, make static.
7320 (TARGET_LEGITIMATE_ADDRESS_P): New.
7322 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7323 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7324 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7325 (TARGET_LEGITIMATE_ADDRESS_P): New.
7327 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7329 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7330 of MODE_COMPLEX_INT.
7332 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7334 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7335 LCT_NORMAL in function call.
7336 * mips-tdump.c (print_file_desc): Add cast to enum type.
7337 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7338 (mark_stabs): Add casts to enum types.
7339 (parse_stabs_common): Add casts to enum types.
7341 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7343 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7344 Check for invalid values of LETTER.
7346 2009-05-13 Taras Glek <tglek@mozilla.com>
7348 * attribs.c (register_attribute): moved out attribute registration
7349 into register_attribute.
7350 * doc/plugins.texi: Documented register_attribute and
7352 * gcc-plugin.h: Added forward decl for register_attribute.
7353 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7354 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7355 PLUGIN_ATTRIBUTES boilerplate.
7357 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7359 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7360 values even in sentinel and empty entries.
7361 (ms_printf_flag_specs): Likewise.
7362 (ms_scanf_flag_specs): Likewise.
7363 (ms_strftime_flag_specs): Likewise.
7364 (ms_print_char_table): Likewise.
7365 (ms_scan_char_table): Likewise.
7366 (ms_time_char_table): Likewise.
7368 2009-05-13 Doug Kwan <dougkwan@google.com>
7370 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7372 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7374 * config/mips/mips.md (store): Add attributes for QI and HI.
7376 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7377 (truncdi<mode>2): ... this new pattern.
7379 2009-05-13 Brad Hards <bradh@kde.org>
7381 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7383 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7384 Ben Elliston <bje@au.ibm.com>
7387 * dse.c (check_mem_read_rtx): Guard against width == -1.
7389 2009-05-13 Michael Matz <matz@suse.de>
7392 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7393 (trivially_conflicts_p): New function.
7394 (insert_backedge_copies): Use it.
7396 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7398 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7399 (handle_stdc_pragma): Use new enum constant names.
7400 (handle_pragma_float_const_decimal64): Ditto.
7402 2009-05-13 Ian Lance Taylor <iant@google.com>
7404 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7407 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7409 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7410 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7412 * config/m68k/m68k.h (FL_UCLINUX): Define.
7414 2009-05-13 Jan Hubicka <jh@suse.cz>
7416 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7418 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7420 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7421 unless -fschedule-insns is specified.
7423 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7426 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7427 TARGET_EXPAND_CBRANCHDI4.
7428 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7429 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7430 (cmpeqdi): Fix comment.
7432 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7434 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7435 (sh_legitimate_address_p): Likewise.
7436 * config/sh/sh.c (sh_legitimate_index_p): New.
7437 (sh_legitimate_address_p): Likewise.
7438 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7439 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7440 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7441 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7442 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7443 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7444 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7445 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7446 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7448 2009-05-12 Jan Hubicka <jh@suse.cz>
7450 * tree-inline.c (estimate_operator_cost): Add operands;
7451 when division happens by constant, it is cheap.
7452 (estimate_num_insns): Loads and stores are not having cost of 0;
7453 EH magic stuff is cheap; when computing runtime cost of switch,
7454 use log2 base of amount of its cases; builtin_expect has cost of 0;
7455 compute cost for moving return value of call.
7456 (init_inline_once): Initialize time_based flags.
7457 * tree-inline.h (eni_weights_d): Add time_based flag.
7459 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7461 * df-core.c: Update head documentation.
7463 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7466 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7467 shadowing exisiting variable op1.
7469 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7472 * config/i386/driver-i386.c (processor_signatures): New enum.
7473 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7474 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7475 processor signature to detect geode processor.
7477 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7481 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7483 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7484 causes spurious differences between trunk and cond-optab branch.
7486 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7488 * dojump.c (compare_from_rtx): Delete.
7489 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7490 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7491 if the comparison does not satisfy the predicate; test predicates for
7492 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7493 further if one existing pattern fails.
7494 * expr.h (compare_from_rtx): Delete.
7495 (prepare_operand): Declare it.
7496 * optabs.c: Change "lib call" to "libcall" throughout.
7497 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7498 HAVE_conditional_trap, emit_cmp_insn): Delete.
7499 (can_compare_p): Delete cmp_optab case.
7500 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7501 Accept other parameters by value.
7502 (prepare_operand): Make non-static.
7503 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7504 other parameters by value. Try to widen operands here based on
7505 an optab_methods argument and looking at cbranch_optab.
7506 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7507 loop. Use cbranch_optab directly.
7508 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7509 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7511 (emit_conditional_move, emit_conditional_add): Inline what's needed
7512 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7513 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7514 with COMPARE. Move cmov_optab and cstore_optab above
7515 with cbranch_optab, move cmp_optab down with ucmp_optab,
7516 remove tst_otpab. Do not initialize trap_rtx.
7517 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7518 for trap code. Do not check HAVE_conditional_trap. Use
7519 prepare_cmp_insn. Accept no predicate for operand 3.
7520 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7521 (OTI_ctrap, ctrap_optab): New.
7522 (tst_optab): Delete.
7523 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7524 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7525 with lookup of ctrap_optab.
7526 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7530 * combine.c (combine_simplify_rtx, simplify_set): Do not
7531 special case comparing against zero for cc0 machines.
7532 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7533 COMPARE on cc0 machines.
7534 (simplify_relational_operation): Return a new expression when
7535 a COMPARE could be removed.
7536 * final.c (final_scan_insn): Compare cc_status values
7537 against LHS of a (compare FOO (const_int 0)) cc0 source.
7538 Also check if cc_status.value is the full compare.
7540 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7541 (cstoreMM4): Document.
7542 (conditional_trap): Document ctrapMM4 instead.
7543 (sync_compare_and_swapMM): Refer to cbranchcc4.
7544 (Dependent Patterns): Eliminate obsolete information referring to
7545 the old jump optimization phase.
7546 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7547 of compares with 0 on cc0 machines.
7548 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7549 avoiding references to cc0. Remove text about storing operands
7551 * doc/tm.texi (Condition Codes): Include blurb on different
7552 condition code representations, separate into subsections for
7553 CC0, MODE_CC and conditional execution.
7555 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7556 alpha_emit_setcc): Accept operands and a machine mode.
7557 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7558 Get code/op0/op1 from operands, use machine mode argument
7559 instead of alpha_compare.fp_p. Emit the branch here.
7560 (alpha_emit_setcc): Likewise, and return boolean.
7561 (alpha_emit_conditional_move): Likewise. Assert that
7562 cmp_op_mode == cmp_mode, and simplify accordingly.
7563 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7564 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7565 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7567 (stack probe test): Use cbranchdi4.
7568 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7570 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7571 * config/arc/arc.h (movsicc, movsfcc): Use it.
7572 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7573 (cbranchsi4, cstoresi4): New.
7574 (cmpsi, bCC and sCC expanders): Remove.
7576 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7577 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7578 * config/arm/predicates.md (arm_comparison_operator): Only include
7579 floating-point operators if there is a hardware floating-point unit.
7580 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7581 deferring to cbranch_cc and cstore_cc respectively.
7582 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7583 cbranch_cc, cstore_cc): New.
7584 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7586 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7588 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7589 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7591 (adjust_insn_length): Adjust calls.
7592 (avr_reorg): Handle (compare (foo) (const_int 0)).
7593 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7594 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7595 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7596 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7598 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7599 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7601 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7602 (cbranchsi4, cstorebi4, cstoresi4): New.
7603 (movbisi): This insn is duplicate, split it to zero_extend.
7604 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7605 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7606 (bfin_optimize_loop): Use cbranch expander.
7607 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7608 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7609 (bfin_bimode_comparison_operator): ... this.
7610 (bfin_direct_comparison_operator): New.
7612 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7613 inside (compare FOO (const_int 0)).
7614 (cris_rtx_costs): Handle ZERO_EXTRACT.
7615 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7616 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7617 (*tstdi_v32): Delete.
7618 (*cmpdi_non_v32): Add M alternative for operand 1.
7619 (cmpsi, cmp<mode>): Make private.
7620 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7622 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7624 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7625 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7626 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7627 (cc_reg_operand): New.
7629 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7630 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7631 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7632 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7633 crx_expand_scond): Delete.
7635 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7637 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7638 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7640 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7641 cstoresi4, cstoresf4, cstoredf4): New.
7642 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7643 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7644 Receive the entire operands array.
7645 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7646 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7647 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7648 Get test/op0/op1 from the operands array.
7649 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7651 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7652 (h8300_expand_store): New.
7653 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7655 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7656 (h8300_expand_store): New.
7657 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7658 or do not try to produce (set (cc0) REG).
7659 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7660 change a compare into a move to a scratch register. Disable some
7661 peepholes when comparing with zero.
7662 (tstsi, tsthi, tstsi, cmpqi): Make private.
7665 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7668 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7669 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7670 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7671 (ix86_emit_i387_log1p): Use cbranchxf2.
7672 (ix86_expand_setcc): Return void.
7673 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7674 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7675 cmp<MODEF>, cmpcc): Remove.
7676 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7677 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7678 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7679 (sCC and bCC expanders): Remove.
7680 (stack_protect_test): Use cbranchcc4.
7682 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7684 (ia64_expand_compare): Accept three rtx by reference and return void.
7685 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7686 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7687 from *expr. Update *expr with the BImode comparison to do.
7688 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7689 cmptf, bCC, sCC, conditional_trap): Delete.
7690 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7691 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7692 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7693 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7694 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7696 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7697 type of last argument.
7698 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7699 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7700 use machine mode argument instead of branch_type. Remove dead
7701 code for floating-point comparisons.
7702 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7703 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7705 (cbranchsi4, cstoresi4): New.
7706 * config/iq2000/predicates.md (reg_or_const_operand): New.
7708 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7709 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7710 (b<code>_op): Rewrite to...
7711 (bcc_op): ... this, using match_operator.
7712 (s<code>_op): Rewrite to...
7713 (scc_op): ... this, using match_operator.
7714 (s<code>_24_op): Rewrite to...
7715 (scc_op_24): ... this, using match_operator.
7716 (s<code>_<mode>): Rewrite to...
7717 (cstore<mode>4): ... this, using match_operator.
7718 (s<code>_<mode>_24): Rewrite to...
7719 (cstore<mode>4_24): ... this, using match_operator.
7720 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7721 m32c_unpend_compare, m32c_expand_scc): Delete.
7722 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7723 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7724 (m32c_expand_movcc): Change NE to EQ if necessary.
7725 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7727 * config/m32r/m32r-protos.h (gen_cond_store): New.
7728 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7729 (gen_cond_store): New, from sCC patterns.
7730 (m32r_expand_block_move): Use cbranchsi4.
7731 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7732 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7733 (cbranchsi4, cstoresi4): New.
7735 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7737 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7738 (m68hc11_notice_update_cc): Look into a compare with 0.
7739 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7741 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7742 cmphi, cmpqi, bCC): Delete.
7743 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7744 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7745 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7748 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7749 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7750 * config/m68k/constraints.md (H): New.
7751 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7752 the define_insn below.
7753 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7754 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7755 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7756 patterns): Wrap RHS with COMPARE.
7757 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7758 (*cmpdi_internal): Name this pattern.
7759 (cmpdi): Change to define_insn.
7760 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7761 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7762 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7764 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7765 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7766 (conditional_trap): Change to...
7767 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7768 (*conditional_trap): Use the ordered_comparison_operator and
7769 const1_operand predicates.
7770 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7771 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7772 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7773 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7775 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7776 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7777 (mcore_gen_compare): New.
7778 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7779 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7780 (mcore_gen_compare): ... this.
7781 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7782 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7783 (stack probe pattern): Use cbranchsi4.
7785 * config/mips/predicates.md (mips_cstore_operator): New.
7786 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7787 * config/mips/mips.md (any_cond): Delete.
7788 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7790 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7791 fixuns_truncsfdi2): Use cbranch patterns.
7792 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7793 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7794 Adjust call to mips_expand_conditional_branch.
7795 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7797 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7798 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7799 * config/mips/mips.c (cmp_operands): Delete.
7800 (mips_emit_compare): Get comparison operands from *op0/*op1.
7801 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7802 that it succeeds. Use op0/op1 instead of cmp_operands.
7803 (mips_expand_conditional_branch, mips_expand_conditional_move,
7804 mips_expand_conditional_trap): Likewise.
7805 (mips_block_move_loop): Use cbranch patterns.
7806 * config/mips/mips.h (cmp_operands): Delete.
7808 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7809 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7810 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7811 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7812 (*cmpcc_folded): Rename to...
7813 (*cmpdi_folded): this.
7814 (*cmpcc): Rename to...
7816 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7819 (cbranchdf4): New. Handle invalid comparisons here.
7820 * config/mmix/predicates.md (float_comparison_operator): New.
7822 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7823 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7824 * config/mn10300/mn10300.md (tst): Delete.
7825 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7826 Name these patterns and wrap RHS in a compare.
7827 (*cmpsi): Make this pattern private. Include tst.
7828 (*cmpsf): Make this pattern private.
7829 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7830 (compare with zero peepholes): Likewise.
7832 (cbranchsi4, cbranchsf4): New.
7833 (casesi): Use cbranchsi4.
7835 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7836 hppa_branch_type): Delete.
7837 (return_addr_rtx): Use cbranchsi4.
7838 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7839 Emit CCFPmode comparison here.
7840 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7841 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7842 hppa_branch_type): Delete.
7843 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7844 (movsicc, movdicc): Remove references to hppa_compare_op0,
7845 hppa_compare_op1 and compare_from_rtx.
7846 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7847 (casesi): Use cbranchsi4.
7849 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7850 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7851 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7852 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7853 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7855 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7856 (*branch, *branch_inverted): New.
7858 * config/picochip/picochip.md (cbranchhi4): Use
7859 ordered_comparison_operator.
7860 (cmphi, bCC): Remove.
7862 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7863 (trap_comparison_operator): Delete.
7864 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7865 rs6000_emit_cbranch): Accept mode and operands.
7866 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7867 rs6000_compare_fp_p): Delete.
7868 (rs6000_generate_compare): Accept mode and comparison. Extract code
7869 and op0/op1 from there. Replace references to rs6000_compare_op0
7870 and rs6000_compare_op1.
7871 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7872 extract result from passed operands.
7873 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7874 extract loc from passed operands.
7875 (rs6000_emit_cmove): Likewise.
7876 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7877 rs6000_compare_fp_p): Delete.
7878 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7879 (cbranch<GPR>4, cbranch<FP>4): New.
7880 (cstore<mode>4): New. Consolidate here all choices about when to use
7881 portable or specialized sCC sequences.
7882 (stack_protect_test): Use cbranchsi4.
7883 (conditional_trap): Replace with ctrap<GPR>4.
7884 (conditional trap insn): Replace trap_comparison_operator with
7885 ordered_comparison_operator.
7887 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7888 (s390_emit_prologue): Use ctrap.
7889 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7890 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7891 New predicates replacing...
7892 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7893 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7894 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7895 (add<mode>cc): Do not use s390_compare_op0/op1.
7896 (s<code>): Change to...
7897 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7899 (cstorecc4): ... this. Handle EQ or NE equally.
7900 (*sne): Un-privatize for use in cstorecc4.
7901 (b<code>): Change to...
7902 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7903 (conditional_trap): Replace with...
7904 (ctrap<GPR>4, ctrap<FP>4): ... these.
7905 (stack_protect): Use cbranchcc4.
7907 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7908 * config/score/score-protos.h (score_gen_cmp): Delete.
7909 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7910 (score_block_move-loop): Use cbranchsi4.
7911 * config/score/score.md (cbranchsi4): New.
7912 (cmpsi, bCC): Delete.
7913 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7914 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7915 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7916 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7917 * config/score/score3.h (score3_gen_cmp): Delete.
7918 * config/score/score7.h (score7_gen_cmp): Delete.
7920 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7921 (sh_emit_scc_to_t): ... this. Return void.
7922 (from_compare): Rename to...
7923 (sh_emit_compare_and_branch): ... this.
7924 (sh_emit_compare_and_set): New.
7925 (sh_expand_t_scc): Accept operands.
7926 * config/sh/predicates.md (sh_float_comparison_operator): New.
7927 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7928 (prepare_scc_operands): Rename to...
7929 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7931 (sh_emit_cheap_store_flag): New.
7932 (sh_emit_set_t_insn): New.
7933 (from_compare): Rename to...
7934 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7935 handling of TARGET_SH2E floating point to avoid recursive call.
7936 Generate branch here.
7937 (sh_emit_compare_and_set): New.
7938 (sh_expand_t_scc): Get op0/op1 from arguments.
7939 (sh_emit_cheap_store_flag): New.
7940 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7942 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7943 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7944 (movsicc, movdicc): Do nothing when it recreated operands from
7945 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7946 prepare_scc_operands (now sh_emit_scc_to_t).
7947 (udivdi3): Use cstoresi4.
7948 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7949 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7950 (cbranchint4_media, cbranchfp4_media): New.
7951 (casesi): Use cbranchdi4.
7952 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7954 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7955 (movnegt): Remove second operand.
7956 (cbranchsf4, cbranchdf4): New.
7957 (stack_protect): Use cbranchdi4/cbranchsi4.
7959 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7960 (gen_compare_reg): Accept comparison, extract part of it to...
7961 (gen_compare_reg_1): ... this.
7962 (gen_compare_operator): Delete.
7963 (gen_v9_scc): Accept separate destination, comparison code and arms.
7964 Do not use sparc_compare_op0/sparc_compare_op1.
7965 (emit_scc_insn, emit_conditional_branch_insn): New.
7966 (emit_v9_brxx): Make static. Remove useless assertion.
7967 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7969 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7970 * config/sparc/sparc-protos.h (gen_compare_reg,
7971 sparc_emit_float_lib_cmp): Adjust prototype.
7972 (emit_scc_insn, emit_conditional_branch_insn): New.
7973 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7974 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7975 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7976 iterators to the top.
7977 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7978 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7979 snedi_special_trunc): Delete.
7980 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7981 and snedi_special_trunc.
7982 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7983 cbranchdi4, cbranch<F:mode>4): New.
7984 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7985 here. Use gen_compare_reg instead of gen_compare_operator.
7986 (conditional_trap): Replace with...
7987 (ctrapsi4, ctrapdi4): ... this.
7988 (stack_protect_test): Use cbranchcc4.
7990 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7992 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7993 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7994 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7995 from operands[0] or operands[3] depending on is_set.
7996 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7997 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7998 cmpdf, bCC), sCC: Remove.
7999 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8000 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8002 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8003 spu_emit_branch_or_set.
8005 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8007 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8008 xstormy16_compare_op1): Delete.
8009 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8010 xstormy16_compare_op1): Delete.
8011 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8013 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8014 (cmphi, cmpsi, bCC): Remove.
8016 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8017 (*cmpsi): ... this one.
8018 (cbranchsi4, cstoresi4): New.
8019 (bCC expanders): Delete.
8020 (sCC insns): Fold into...
8021 (*setcc): ... this one.
8022 (casesi): Do not use gen_cmpsi and gen_bgtu.
8023 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8024 (movsicc): Simplify.
8025 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8027 * config/vax/vax-protos.h (cond_name): New.
8028 (vax_output_conditional_branch): Remove.
8029 * config/vax/vax.c (cond_name): New.
8030 (vax_output_conditional_branch): Remove.
8031 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8032 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8033 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8034 (bit<VAXint>): Wrap source with (compare).
8035 (b<code> and following unnamed pattern): Rename to *branch and
8036 *branch_reversed. Change macroization to match_operator.
8037 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8039 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8040 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8041 Change last argument to machine_mode.
8042 (xtensa_expand_scc): Add machine_mode argument.
8043 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8044 (gen_conditional_move, xtensa_expand_conditional_branch,
8045 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8046 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8047 Adjust operand numbers.
8048 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8050 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8051 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8052 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8054 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8056 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8057 causes spurious differences between trunk and cond-optab branch.
8059 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8062 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8064 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8066 * tree.c (iterative_hash_pointer): Delete.
8067 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8068 Hash UIDs and versions of SSA names. Don't special-case built-in
8069 function declarations.
8071 2009-05-11 Ian Lance Taylor <iant@google.com>
8074 * graphite.c: Force -Wc++-compat to only be a warning before
8075 #including "cloog/cloog.h".
8077 2009-05-11 Martin Jambor <mjambor@suse.cz>
8079 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8081 2009-05-11 Jan Hubicka <jh@suse.cz>
8083 * tree-ssa-loop-ivcanon.c: Include target.h
8084 (struct loop_size): new structure.
8085 (constant_after_peeling): New predicate.
8086 (tree_estimate_loop_size): New function.
8087 (estimated_unrolled_size): Rewrite for new estimates.
8088 (try_unroll_loop_completely): Use new estimates.
8089 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8091 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8093 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8094 libcpp interface change.
8095 (spu_macro_to_expand): Likewise.
8097 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8099 PR tree-optimization/40026
8100 * gimplify.c (gimplify_init_constructor): Change initial conditional
8101 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8102 optimize_compound_literals_in_ctor.
8104 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8106 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8108 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8110 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8112 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8113 HOST_WIDE_INT for gap.
8115 2009-05-11 Ira Rosen <irar@il.ibm.com>
8117 PR tree-optimization/40074
8118 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8119 account in group size and step comparison.
8121 2009-05-11 Richard Guenther <rguenther@suse.de>
8123 * passes.c (init_optimization_passes): Strip now incorrect comment.
8124 (execute_function_todo): Do not set PROP_alias.
8125 * tree-pass.h (PROP_alias): Remove.
8126 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8127 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8128 * tree-nrv.c (pass_return_slot): Likewise.
8129 * tree-object-size.c (pass_object_sizes): Likewise.
8130 * tree-ssa-dom.c (pass_dominator): Likewise.
8131 (pass_phi_only_cprop): Likewise.
8132 * tree-ssa-dse.c (pass_dse): Likewise.
8133 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8134 (pass_cselim): Likewise.
8135 * tree-ssa-pre.c (pass_pre): Likewise.
8136 (pass_fre): Likewise.
8137 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8138 * tree-ssa-sink.c (pass_sink_code): Likewise.
8139 * tree-stdarg.c (pass_stdarg): Likewise.
8140 * tree-tailcall.c (pass_tail_calls): Likewise.
8141 * tree-vrp.c (pass_vrp): Likewise.
8143 2009-05-10 Ian Lance Taylor <iant@google.com>
8145 * basic-block.h (enum profile_status): Break out of struct
8147 * cgraph.h (struct inline_summary): Break out of struct
8149 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8150 of struct cgraph_order_sort.
8151 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8152 * cse.c (struct branch_path): Break out of struct
8153 cse_basic_block_data.
8154 * except.h (enum eh_region_type): Break out of struct eh_region.
8155 * gcc.c (enum add_del): Break out of struct modify_target.
8156 * genrecog.c (enum decision_type): Break out of struct decision_test.
8157 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8159 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8160 * regmove.c (enum match_use): New enum, broken out of struct match.
8161 * sched-int.h (enum post_call_group): New enum, broken out of
8163 (struct deps_reg): Break out of struct deps.
8164 * target.h (struct asm_int_op): Break out of struct gcc_target.
8165 * tree-eh.c (struct goto_queue_node): Break out of struct
8167 * tree-inline.h (enum copy_body_cge_which): Break out of
8169 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8171 * c-decl.c (in_struct, struct_types): New static variables.
8172 (pushtag): Add loc parameter. Change all callers.
8173 (lookup_tag): Add ploc parameter. Change all callers.
8174 (check_compound_literal_type): New function.
8175 (parser_xref_tag): Add loc parameter. Change all callers. If
8176 -Wc++-compat, warn about struct/union/enum types defined within a
8178 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8179 and loc parameters. Change all callers. Change error calls to
8180 error_at, using loc. For a redefinition, if the location of the
8181 original definition is known, report it. Set in_struct and
8182 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8183 (finish_struct): Add new parameters enclosing_in_struct and
8184 enclosing_struct_types. Change all callers. Set
8185 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8186 in the struct. If in a struct, add this struct to struct_types.
8187 (start_enum): Add loc parameter. Change all callers. Use
8188 error_at for errors, using loc. For a redefinition, if the
8189 location of the original definition is known, report it. If in a
8190 struct, add this enum type to struct_types. If -Wc++-compat warn
8191 if in sizeof, typeof, or alignof.
8192 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8193 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8194 (c_parser_enum_specifier): Get enum location for start_enum.
8195 (c_parser_struct_or_union_specifier): Get struct location for
8196 start_struct. Save in_struct and struct_types status between
8197 start_struct and finish_struct.
8198 (c_parser_cast_expression): Get location of cast.
8199 (c_parser_alignof_expression): Get location of type.
8200 (c_parser_postfix_expression): Likewise.
8201 (c_parser_postfix_expression_after_paren_type): Add type_loc
8202 parameter. Change all callers. Call check_compound_literal_type.
8203 Use type_loc for error about variable size type.
8204 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8205 of an enum constant from an enum type defined in a struct or union.
8206 (c_cast_expr): Add loc parameter. Change all callers. If
8207 -Wc++-compat, warn about defining a type in a cast.
8208 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8209 (start_enum, start_struct, finish_struct): Update declarations.
8210 (parser_xref_tag, c_cast_expr): Update declarations.
8211 (check_compound_literal_type): Declare.
8213 2009-05-11 Ben Elliston <bje@au.ibm.com>
8215 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8216 for recent libcpp interface change.
8217 (rs6000_macro_to_expand): Likewise.
8219 2009-05-10 Michael Matz <matz@suse.de>
8222 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8223 not at entry of function.
8225 2009-05-10 Richard Guenther <rguenther@suse.de>
8227 PR tree-optimization/40081
8229 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8230 using the main variant of the element type. Do not fiddle with
8231 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8233 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8234 structs with volatile fields.
8236 2009-05-10 Jan Hubicka <jh@suse.cz>
8238 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8239 (estimate_move_cost): Assert that it does not get called for
8241 (estimate_num_insns): Skip VOID types in argument handling.
8242 (optimize_inline_calls): Delete unreachable blocks and verify that
8245 2009-05-10 Jan Hubicka <jh@suse.cz>
8247 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8248 * cgraph.c (cgraph_mark_address_taken_node): New function.
8249 (dump_cgraph_node): Dump new flag.
8250 * cgraph.h (struct cgraph_node): Add address_taken.
8251 (cgraph_mark_address_taken_node): New function.
8252 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8253 since new direct calls can be born.
8255 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8257 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8260 2009-05-10 Jan Hubicka <jh@suse.cz>
8263 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8265 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8266 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8267 * tree-inline.c (copy_bb): Set frequency correctly.
8268 (fold_marked_statements): Update call to
8269 cgraph_update_edges_for_call_stmt.
8271 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8273 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8274 identifiers in diagnostics.
8275 * config/arm/arm.c (arm_handle_fndecl_attribute,
8276 arm_handle_isr_attribute): Likewise.
8277 * config/avr/avr.c (avr_handle_progmem_attribute,
8278 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8279 * config/bfin/bfin.c (handle_int_attribute,
8280 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8281 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8282 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8284 * config/darwin.c (darwin_handle_kext_attribute,
8285 darwin_handle_weak_import_attribute): Likewise.
8286 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8287 h8300_handle_eightbit_data_attribute,
8288 h8300_handle_tiny_data_attribute): Likewise.
8289 * config/i386/i386.c (ix86_handle_cconv_attribute,
8290 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8291 * config/i386/winnt.c (ix86_handle_shared_attribute,
8292 ix86_handle_selectany_attribute): Likewise.
8293 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8294 * config/m32c/m32c.c (function_vector_handler): Likewise.
8295 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8296 m68hc11_handle_fntype_attribute): Likewise.
8297 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8298 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8299 * config/mips/mips.c (mips_insert_attributes,
8300 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8301 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8302 rs6000_handle_struct_attribute): Likewise.
8303 * config/sh/sh.c (sh_insert_attributes,
8304 sh_handle_resbank_handler_attribute,
8305 sh_handle_interrupt_handler_attribute,
8306 sh2a_handle_function_vector_handler_attribute,
8307 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8309 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8310 * config/spu/spu.c (spu_handle_fndecl_attribute,
8311 spu_handle_vector_attribute): Likewise.
8312 * config/stormy16/stormy16.c
8313 (xstormy16_handle_interrupt_attribute): Likewise.
8314 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8315 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8317 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8319 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8320 (pp_translate_identifiers): New.
8321 (pp_identifier): Only conditionally translate identifier to locale
8323 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8324 (pp_base_tree_identifier): Only conditionally translate identifier
8325 to locale character set.
8326 * c-pretty-print.c (M_): Define.
8327 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8328 fragments for conditional translation with M_.
8329 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8330 identifier translation.
8332 2009-05-10 Richard Guenther <rguenther@suse.de>
8334 PR tree-optimization/40081
8335 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8336 using the main variant of the element type. Do not fiddle with
8337 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8339 2009-05-09 Jan Hubicka <jh@suse.cz>
8342 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8343 indirect calls; verify cgraph afterwards.
8345 2009-05-09 Jan Hubicka <jh@suse.cz>
8348 * ipa.c (update_inlined_to_pointer): New function.
8349 (cgraph_remove_unreachable_nodes): Use it.
8351 2009-05-09 Jan Hubicka <jh@suse.cz>
8353 * tree-eh.c (struct leh_state): Remove prev_try.
8354 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8356 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8357 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8358 remove_eh_handler_and_replace, foreach_reachable_handler,
8359 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8360 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8361 (gen_eh_region_cleanup): Update prototype.
8363 2009-05-09 Jan Hubicka <jh@suse.cz>
8366 * except.c (copy_eh_region): Always set prev_try.
8367 (redirect_eh_edge_to_label): Find outer try.
8368 (foreach_reachable_handler): When looking for prev try
8369 handle case where previous try is not going to be taken.
8371 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8373 PR tree-optimization/40049
8374 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8375 only vector/vector shifts, convert the type of the constant to the
8376 appropriate type to avoid building incorrect trees, which
8377 eventually have problems with garbage collection.
8379 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8381 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8382 -1 for complex floating-point types if honoring signed zeros.
8384 2009-05-08 Jan Hubicka <jh@suse.cz>
8386 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8387 argument; handle correctly when profile is absent.
8388 (build_cgraph_edges): Update.
8389 (rebuild_cgraph_edges): Update.
8390 * cgraph.c: Do not include varray.h.
8391 (cgraph_set_call_stmt_including_clones): New function.
8392 (cgraph_create_edge_including_clones): Likewise
8393 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8394 (cgraph_update_edges_for_call_stmt): Handle clones.
8395 (cgraph_remove_node): Handle clone tree.
8396 (cgraph_remove_node_and_inline_clones): New function.
8397 (dump_cgraph_node): Dump clone tree.
8398 (cgraph_clone_node): Handle clone tree.
8399 (clone_function_name): Bring here from tree-inline.c.
8400 (cgraph_create_virtual_clone): New function.
8401 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8402 (cgraph_clone_info): New function.
8403 (strut cgraph_node): Add clone_info and new clone tree pointers.
8404 (cgraph_remove_node_and_inline_clones,
8405 cgraph_set_call_stmt_including_clones,
8406 cgraph_create_edge_including_clones,
8407 cgraph_create_virtual_clone): Declare.
8408 (cgraph_function_versioning): Use VEC argument.
8409 (compute_call_stmt_bb_frequency): Update prototype.
8410 (cgraph_materialize_all_clones): New function.
8411 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8412 (ipcp_create_replace_map): Update to VECtors.
8413 (ipcp_update_callgraph): Use virtual clones.
8414 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8415 (ipcp_update_profiling): Do not update local profiling.
8416 (ipcp_insert_stage): Use VECtors and virtual clones.
8417 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8418 (clone_of_p): New function.
8419 (cgraph_preserve_function_body_p): Use clone tree.
8420 (cgraph_optimize): Materialize clones.
8421 (cgraph_function_versioning): Update for VECtors.
8422 (save_inline_function_body): Use clone tree.
8423 (cgraph_materialize_clone): New function.
8424 (cgraph_materialize_all_clones): Likewise.
8425 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8426 * ipa.c: Include gimple.h.
8427 (cgraph_remove_unreachable_nodes): Use clone tree.
8428 * ipa-prop.c (ipa_note_param_call): Update call to
8429 compute_call_stmt_bb_frequencycall.
8430 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8431 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8432 (copy_bb): Handle updating of clone tree; add new edge when new call
8434 (expand_call_inline): Be strict about every call having edge.
8435 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8436 (delete_unreachable_blocks_update_callgraph): New function.
8437 (tree_function_versioning): Use VECtors; always remove unreachable
8438 blocks and fold conditionals.
8439 * tree-inline.h: Do not include varray.h.
8440 (tree_function_versioning): Remove.
8441 * Makefile.in (GTFILES): Remove tree-inline.c
8442 * passes.c (do_per_function): Do only functions having body.
8443 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8446 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8447 Andrew Morrow <acm@google.com>
8450 * c-common.c (c_common_attribute_table): Permit deprecated
8451 attribute to take an optional argument.
8452 (handle_deprecated_attribute): If the optional argument to
8453 __attribute__((deprecated)) is not a string ignore the attribute
8456 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8457 * c-typeck.c (build_component_ref): Likewise.
8458 (build_external_ref): Likewise.
8460 * toplev.c (warn_deprecated_use): Add an attribute argument.
8461 Emit the message associated with __attribute__((deprecated)).
8463 * toplev.h (warn_deprecated_use): Updated.
8465 * doc/extend.texi: Document new optional parameter to
8466 __attribute__((deprecated))
8468 2009-05-08 Michael Eager <eager@eagercon.com>
8470 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8471 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8473 2009-05-08 Richard Guenther <rguenther@suse.de>
8475 PR tree-optimization/40062
8476 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8477 Avoid exponential behavior.
8479 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8481 PR rtl-optimization/33928
8483 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8484 process_uses, build_single_def_use_links): New.
8485 (update_df): Update use_def_ref.
8486 (forward_propagate_into): Use get_def_for_use instead of use-def
8488 (fwprop_init): Call build_single_def_use_links and let it initialize
8490 (fwprop_done): Free use_def_ref.
8491 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8492 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8493 df_rd_simulate_one_insn): New.
8494 (df_rd_bb_local_compute_process_def): Update head comment.
8495 (df_chain_create_bb): Use the new RD simulation functions.
8496 * df.h (df_rd_simulate_artificial_defs_at_top,
8497 df_rd_simulate_one_insn): New.
8498 * opts.c (decode_options): Enable fwprop at -O1.
8499 * doc/invoke.texi (-fforward-propagate): Document this.
8501 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8504 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8505 and one complex operand specially.
8506 * tree-complex.c (some_nonzerop): Do not identify a real value as
8507 zero if flag_signed_zeros.
8509 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8511 PR rtl-optimization/33928
8512 * loop-invariant.c (record_use): Fix && vs. || mishap.
8514 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8516 PR rtl-optimization/33928
8517 * loop-invariant.c (struct use): Add addr_use_p.
8518 (struct def): Add n_addr_uses.
8519 (struct invariant): Add cheap_address.
8520 (create_new_invariant): Set cheap_address.
8521 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8522 (record_uses): Pass df_ref to record_use.
8523 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8526 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8528 * config/sh/sh.c: Do not include c-pragma.h.
8530 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8532 * config/spu/spu.c: Remove include of c-common.h.
8534 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8537 * c-common.h (mark_valid_location_for_stdc_pragma,
8538 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8539 clear_float_const_decimal64, float_const_decimal64_p): New.
8540 * c.opt (Wunsuffixed-float-constants): New.
8541 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8542 unsuffixed float constant, handle new warning.
8543 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8544 * c-decl.c (c_scope): New flag float_const_decimal64.
8545 (set_float_const_decimal64, clear_float_const_decimal64,
8546 float_const_decimal64_p): New.
8547 (push_scope): Set new flag.
8548 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8549 to use STDC pragmas.
8550 (c_parser_external_declaration): Ditto.
8551 (c_parser_compound_statement_nostart): Ditto.
8552 * c-pragma.c (valid_location_for_stdc_pragma,
8553 mark_valid_location_for_stdc_pragma,
8554 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8555 handle_pragma_float_const_decimal64): New.
8556 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8557 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8558 set_float_const_decimal64, clear_float_const_decimal64,
8559 float_const_decimal64_p): New dummy functions.
8560 * doc/extend.texi (Decimal Float): Remove statement that the
8561 pragma, and suffix for double constants, are not supported.
8562 * doc/invoke.texi (Warning Options): List new option.
8563 (-Wunsuffixed-float-constants): New.
8565 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8567 * config/i386/i386.c: Do not include c-common.h.
8569 2009-05-07 Mark Heffernan <meheff@google.com>
8571 * doc/invoke.texi (Debugging Options): Document change of debugging
8573 * opts.c (decode_options): Make dump_base_name relative to
8574 aux_base_name directory.
8576 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8578 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8579 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8581 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8583 * Makefile.in (install-plugin): Simplify a bit.
8585 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8587 * Makefile.in (OBJS-common): Add regcprop.o.
8589 * timevar.def (TV_CPROP_REGISTERS): New.
8590 * regrename.c (regrename_optimize): Return 0.
8591 (rest_of_handle_regrename): Delete.
8592 (pass_rename_registers): Point to regrename_optimize.
8593 (struct value_data_entry, struct value_data,
8594 kill_value_one_regno, kill_value_regno, kill_value,
8595 set_value_regno, init_value_data, kill_clobbered_value,
8596 kill_set_value, kill_autoinc_value, copy_value,
8597 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8598 replace_oldest_value_reg, replace_oldest_value_addr,
8599 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8600 debug_value_data, validate_value_data): Move...
8601 * regcprop.c: ... here.
8602 (rest_of_handle_cprop): Delete.
8603 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8605 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8608 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8609 GEN_INT for 1 << bitnum.
8610 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8613 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8615 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8616 Remove wrong description of "nand" operation.
8618 2009-05-06 Richard Guenther <rguenther@suse.de>
8619 Adam Nemet <anemet@caviumnetworks.com>
8621 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8622 comment. Add that if LHS is not a gimple register, then RHS1 has
8623 to be a single object (GIMPLE_SINGLE_RHS).
8625 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8627 * expr.c (get_def_for_expr): Move it up in the file.
8628 (store_field): When expanding a bit-field store, look at the
8629 defining gimple stmt for the masking conversion.
8631 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8634 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8635 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8636 32-bit memcpy into long.
8638 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8640 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8641 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8643 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8644 instead of appending DW_OP_deref*.
8646 2009-05-06 Michael Matz <matz@suse.de>
8649 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8650 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8652 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8654 * Makefile.in (install-plugin): Fix srcdir handling.
8656 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8658 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8659 when processing for not_regs_needed bitmap.
8660 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8661 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8662 handling it for rhs.
8664 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8666 * config/i386/i386.md (unnamed inc/dec peephole): Use
8667 optimize_insn_for_size_p instead of optimize_size.
8668 * config/i386/predicates.md (incdec_operand): Likewise.
8669 (aligned_operand): Likewise.
8670 * config/i386/sse.md (divv8sf3): Likewise.
8671 (sqrtv8sf2): Likewise.
8673 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8675 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8677 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8679 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8681 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8682 ssemodesuffixf2c with avxmodesuffixf2c.
8684 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8687 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8689 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8691 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8692 (struct tree_base): Adjust spacing for 8 bit boundaries.
8693 (struct tree_decl_common): Add decl_by_reference_flag bit.
8694 (DECL_BY_REFERENCE): Adjust.
8695 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8696 print DECL_BY_REFERENCE bit.
8697 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8698 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8699 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8700 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8704 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8705 range of the type, but default label is missing, add it with one
8706 of the existing labels instead of adding a new label for it.
8708 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8712 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8714 * Makefile.in (enable_plugin, plugin_includedir): New.
8715 (install): Depend on install-plugin.
8716 (PLUGIN_HEADERS): New.
8717 (install-plugin): New.
8718 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8720 2009-05-05 Richard Guenther <rguenther@suse.de>
8722 PR tree-optimization/40022
8723 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8725 (phivn_valid_p): Fix tuplification error, simplify.
8726 (phiprop_insert_phi): Add dumps.
8727 (propagate_with_phi): Simplify.
8729 2009-05-05 Richard Guenther <rguenther@suse.de>
8732 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8734 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8736 * tree.h (strip_float_extensions): Remove duplicate declaration.
8737 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8738 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8739 block_ultimate_origin): Rearrange the declarations line to match the
8740 comment that indicates the .c file which the functions are defined.
8741 (dwarf2out_*, set_decl_rtl): Add comment.
8742 (get_base_address): Adjust comment.
8743 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8744 declarations line and add comment.
8745 (is_builtin_name): Add blank after function name, for clarity.
8747 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8749 * attribs.c (decl_attributes): Use %qE for identifiers in
8751 * cgraphunit.c (verify_cgraph_node): Translate function names to
8752 locale character set in diagnostics.
8753 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8755 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8756 Document that functions are named in UTF-8.
8757 * expr.c (expand_expr_real_1): Translate function names to locale
8758 character set in diagnostics.
8759 * gimplify.c (omp_notice_variable, omp_is_private,
8760 gimplify_scan_omp_clauses): Use %qE for identifiers in
8762 * langhooks.c (lhd_print_error_function): Translate function names
8763 to locale character set.
8764 * langhooks.h (decl_printable_name): Document that return value is
8765 in internal character set.
8766 * stmt.c: Include pretty-print.h
8767 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8769 (resolve_operand_name_1): Translate named operand name to locale
8771 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8773 * toplev.c (announce_function): Translate function names to locale
8775 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8776 (default_tree_printer): Use pp_identifier or translate identifiers
8777 to locale character set. Mark "<anonymous>" for translation.
8778 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8779 for identifiers in diagnostics.
8780 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8782 * varasm.c (output_constructor): Use %qE for identifiers in
8785 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8787 * configure.ac: use ` ` instead of $()
8788 * configure: Regenerate.
8790 2009-05-05 Ben Elliston <bje@au.ibm.com>
8792 * config/pa/linux-atomic.c: Eliminate conditional include of
8793 errno.h on non-LP64 systems to simplify build requirements.
8795 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8797 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8799 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8800 and pass value to identifier_to_locale.
8801 (warn_variable_length_array): Make name a tree.
8802 (grokdeclarator): Separate diagnostic texts for named and unnamed
8803 declarators. Use %qE for named declarators.
8804 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8806 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8807 identifiers in diagnostics.
8808 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8809 identifier_to_locale. Mark "anonymous" strings for translation.
8811 2009-05-04 Michael Eager <eager@eagercon.com>
8813 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8814 address for DImode/DFmode only if double-precision FP regs.
8816 2009-05-04 Michael Eager <eager@eagercon.com>
8818 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8819 TARGET_SINGLE_FLOAT check.
8821 2009-05-04 Michael Eager <eager@eagercon.com>
8823 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8825 2009-05-04 Michael Eager <eager@eagercon.com>
8827 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8828 * config/rs6000/t-xilinx: New
8830 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8832 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8833 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8834 * gcc/explow.c (memory_address): Use target hook.
8835 * gcc/targhooks.c (default_legitimize_address): New.
8836 * gcc/targhooks.h (default_legitimize_address): New.
8837 * gcc/target.h (legitimize_address): New.
8838 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8839 (TARGET_INITIALIZER): Include it.
8840 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8842 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8843 * config/bfin/bfin.c (legitimize_address): Remove.
8844 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8845 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8847 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8848 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8850 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8851 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8852 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8853 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8854 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8855 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8856 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8857 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8858 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8859 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8860 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8861 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8862 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8863 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8864 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8865 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8866 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8867 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8868 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8869 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8870 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8871 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8872 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8874 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8875 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8876 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8877 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8878 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8879 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8880 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8881 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8882 (thumb_legitimize_address): Delete.
8883 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8884 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8885 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8886 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8887 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8888 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8890 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8893 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8894 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8895 * config/m32r/m32r.c (m32r_legitimize_address): New.
8896 * config/m68k/m68k.c (m68k_legitimize_address): New.
8897 * config/score/score.c (score_legitimize_address): Standardize.
8898 * config/score/score3.c (score3_legitimize_address): Standardize.
8899 * config/score/score3.h (score3_legitimize_address): Adjust.
8900 * config/score/score7.c (score7_legitimize_address): Standardize.
8901 * config/score/score7.h (score7_legitimize_address): Adjust.
8902 * config/sh/sh.c (sh_legitimize_address): New.
8903 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8905 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8906 (s390_legitimize_address): ... this.
8907 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8908 (sparc_legitimize_address): ... this.
8909 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8910 (ix86_legitimize_address): ... this.
8911 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8912 (avr_legitimize_address): ... this.
8913 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8914 (mn10300_legitimize_address): ... this.
8915 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8916 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8917 (alpha_expand_mov): Adjust call.
8919 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8920 * config/spu/spu.c (spu_legitimize_address): Likewise.
8921 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8922 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8924 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8926 * intl.c (locale_encoding, locale_utf8): New.
8927 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8928 * intl.h (locale_encoding, locale_utf8): Declare.
8929 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8930 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8932 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8934 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8935 (pp_base_tree_identifier): Declare as function.
8936 (identifier_to_locale): Declare.
8937 * Makefile.in (pretty-print.o): Update dependencies.
8938 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8940 2009-05-04 Richard Guenther <rguenther@suse.de>
8943 * builtins.c (fold_builtin_memory_op): Do not decay to element
8944 type if the size matches the whole array.
8946 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8948 * expmed.c (synth_mult): When trying out a shift, pass the result
8951 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8953 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8954 (shiftsub1_cost): New.
8955 (init_expmed): Compute shiftsub1_cost.
8956 (synth_mult): Optimize multiplications by constants of the form
8957 -(2^^m-1) for some constant positive integer m.
8959 2009-05-03 Richard Guenther <rguenther@suse.de>
8962 * c-typeck.c (array_to_pointer_conversion): Do not built
8963 ADDR_EXPRs of arrays of pointer-to-element type.
8964 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8965 up wrong ADDR_EXPRs after-the-fact.
8966 * c-common.c (strict_aliasing_warning): Strip pointer
8967 conversions for obtaining the original type.
8968 * builtins.c (fold_builtin_memset): Handle array types.
8969 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8972 2009-05-03 Richard Guenther <rguenther@suse.de>
8975 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8976 Do not lose casts from array types with unknown extent to array
8977 types with known extent.
8978 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8979 alias set compatibility.
8981 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8983 * flags.h (extra_warnings): Delete.
8984 * toplev.c (process_options): Handle Wuninitialized here.
8985 * opts.c (extra_warnings): Delete.
8986 (set_Wextra): Delete.
8987 (common_handle_option): -Wextra can be handled automatically.
8988 * c-opts.c (c_common_handle_option): Delete obsolete code.
8989 (c_common_post_options): Simplify comment.
8990 * common.opt (W): Add Var.
8992 (Wuninitialized): Initialize to -1.
8994 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8995 Richard Guenther <rguenther@suse.de>
8997 * expr.c (get_def_for_expr): New function.
8998 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8999 SSA rather than trees.
9000 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9001 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9003 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9005 * c-common.c (reswords): Add _Imaginary.
9006 * c-common.c (enum rid): Add RID_IMAGINARY.
9008 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9010 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9011 Patch by Richard Guenther.
9013 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9015 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9016 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9017 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9018 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9019 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9020 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9021 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9022 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9023 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9024 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9025 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9026 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9027 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9028 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9029 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9030 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9031 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9032 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9034 2009-05-02 Richard Guenther <rguenther@suse.de>
9036 PR tree-optimization/39940
9037 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9040 2009-05-02 Richard Guenther <rguenther@suse.de>
9043 * tree-ssa.c (execute_update_addresses_taken): Properly check
9044 if we can mark a variable DECL_GIMPLE_REG_P.
9045 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9046 back to the end of the function.
9047 (is_gimple_reg_type): Remove complex type special casing.
9048 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9051 2009-05-02 Ben Elliston <bje@au.ibm.com>
9053 * doc/collect2.texi (Collect2): Document search path behaviour
9054 when configured with --with-ld.
9056 2009-05-02 Jan Hubicka <jh@suse.cz>
9058 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9059 parameter; update callers.
9060 (coalesce_cost_edge): EH edges are costier because they needs
9061 splitting even if not critical and even more costier when there are
9062 multiple EH predecestors.
9064 2009-05-02 Jan Hubicka <jh@suse.cz>
9066 * except.c (remove_eh_handler_and_replace): Handle updating after
9067 removing TRY blocks.
9069 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9071 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9073 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9075 * varasm.c: Do not include c-pragma.h.
9076 * attribs.c: Do not incude c-common.h.
9078 2009-05-01 Michael Matz <matz@suse.de>
9080 * calls.c (initialize_argument_information): Handle SSA names like
9081 decls with a non MEM_P DECL_RTL.
9083 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9085 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9086 * ipa-utils.c: Likewise.
9087 * ipa-type-escape.c: Likewise.
9088 * cgraphunit.c Do not include c-common.h.
9089 * ipa-pure-const.c: Likewise.
9090 * tree-if-conv.c: Likewise.
9091 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9092 * ipa-struct-reorg.c: Likewise.
9093 * tree-nomudflap.c: Likewise.
9094 * tree-ssa-structalias.c: Likewise.
9096 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9098 * store-motion.c: Many cleanups to make this pass a first-class
9099 citizen instead of an appendix to gcse load motion. Add TODO list
9100 to make this pass faster/cleaner/better.
9102 (struct ls_expr): Post gcse.c-split cleanups.
9103 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9104 "stores" field to "avail_stores".
9105 (pre_ldst_mems): Rename to store_motion_mems.
9106 (pre_ldst_table): Rename to store_motion_mems_table.
9107 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9108 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9109 (ldst_entry): Rename to st_expr_entry, update users.
9110 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9111 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9112 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9114 (first_ls_expr): Rename to first_st_expr, update users.
9115 (next_ls_expr): Rename to next_st_expr, update users.
9116 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9117 fields properly for store motion instead of names inherited from load
9119 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9120 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9123 (ae_kill): Rename to st_kill, update users.
9124 (ae_gen): Rename to st_avloc, update users.
9125 (transp): Rename to st_transp, update users.
9126 (pre_insert_map): Rename to st_insert_map, update users.
9127 (pre_delete_map): Rename to st_delete_map, update users.
9128 (insert_store, build_store_vectors, free_store_memory,
9129 one_store_motion_pass): Update for abovementioned changes.
9131 (gcse_subst_count, gcse_create_count): Remove.
9132 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9133 and "n_stores_created", local variables.
9135 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9138 (regvec, compute_store_table_current_insn): Remove.
9139 (reg_set_info, reg_clear_last_set): Remove.
9140 (compute_store_table): Use DF caches instead of local dataflow
9143 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9145 * c-objc-common.c (c_tree_printer): Print identifiers with
9146 pp_identifier, not pp_string. Mark "({anonymous})" for
9148 * c-pretty-print.c (pp_c_ws_string): New.
9149 (pp_c_cv_qualifier, pp_c_type_specifier,
9150 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9151 pp_c_storage_class_specifier, pp_c_function_specifier,
9152 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9153 pp_c_primary_expression, pp_c_postfix_expression,
9154 pp_c_unary_expression, pp_c_shift_expression,
9155 pp_c_relational_expression, pp_c_equality_expression,
9156 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9157 use pp_string and pp_c_ws_string in place of pp_identifier and
9158 pp_c_identifier for non-identifiers. Mark English strings for
9160 * c-pretty-print.h (pp_c_ws_string): Declare.
9162 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9163 Roland McGrath <roland@redhat.com>
9165 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9166 (ENABLE_LD_BUILDID): New configuration option.
9167 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9168 (LINK_BUILDID_SPEC): New macro.
9169 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9171 * doc/install.texi: Document --enable-linker-build-id option.
9172 * configure: Rebuild.
9173 * config.in: Rebuild.
9175 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9177 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9178 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9179 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9180 MIPS_GP_SAVE_AREA_SIZE.
9181 * config/mips/mips.c (struct mips_frame_info): Update comment
9182 before arg_pointer_offset and hard_frame_pointer_offset.
9183 (mips_compute_frame_info): Update diagram before function: to
9184 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9185 indicate the position of frame_pointer_rtx with -fstack-protector and
9186 to show args_size. Don't allocate cprestore area for leaf functions
9187 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9189 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9191 2009-04-30 Michael Matz <matz@suse.de>
9193 PR tree-optimization/39955
9194 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9196 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9198 * ira.c (setup_cover_and_important_classes): Use safe macro
9199 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9201 * genpreds.c (write_tm_preds_h): Output suitable definition of
9202 REG_CLASS_FOR_CONSTRAINT.
9204 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9206 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9208 * bitmap.c (bitmap_descriptor): Likewise.
9209 * ggc-common.c (loc_descriptor): Likewise.
9210 * varray.c (varray_descriptor): Likewise.
9211 * vec.c (vec_descriptor): Likewise.
9213 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9215 * Makefile.in (dce.o): Add $(EXCEPT_H).
9216 * dce.c: Include except.h and delete redundant vector definitions.
9217 (deletable_insn_p): Return false for non-call insns that can throw
9220 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9222 * gcse.c (ae_gen): Remove.
9223 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9224 and make non-static function to make it available in store-motion.c.
9225 Update call sites with search-and-replace.
9226 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9227 extract_mentioned_regs, extract_mentioned_regs_helper,
9228 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9229 store_killed_in_insn, store_killed_after, store_killed_before,
9230 build_store_vectors, insert_insn_start_basic_block, insert-store,
9231 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9232 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9233 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9234 * store-motion.c: ...new file. Also copy data structures from gcse.c
9235 and clean up to remove parts not used by store motion.
9236 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9237 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9239 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9242 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9243 when optimizing for size.
9245 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9247 * gcse.c (gcse_constant_p): Fix typo in last change.
9249 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9251 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9253 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9255 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9257 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9259 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9260 CONST_HIGH_PART result.
9262 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9264 * config/avr/avr.c (initial_elimination_offset): Rename to
9265 avr_initial_elimination_offset.
9266 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9267 change return type to bool.
9268 (avr_can_eliminate): New function.
9269 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9270 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9271 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9272 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9273 avr_initial_elimination_offset.
9274 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9275 (avr_initial_elimination_offset): Define.
9277 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9278 Steven Bosscher <steven@gcc.gnu.org>
9280 PR rtl-optimization/39938
9281 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9282 * cfgrtl.c: Include insn-attr.h.
9283 (rest_of_pass_free_cfg): New function.
9284 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9285 * resource.c (init_resource_info): Remove call to df_analyze.
9287 2009-04-29 Richard Guenther <rguenther@suse.de>
9290 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9291 allow conversion to signed integers.
9293 2009-04-29 Richard Guenther <rguenther@suse.de>
9295 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9296 shifts of floating point vectors if the shift amount is
9297 a constant multiple of the element size.
9299 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9300 Michael Matz <matz@suse.de>
9304 * tree-outof-ssa.c (emit_partition_copy): New function.
9305 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9306 insert_part_to_rtx_on_edge): Perform the partition base var
9307 copy using emit_partition_copy.
9308 (insert_value_copy_on_edge): Convert constants to the right mode.
9309 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9310 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9312 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9314 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9315 scan backwards to try to find a constant to initialize it.
9317 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9318 insn before the loop_end instruction, don't look past labels.
9320 2009-04-29 Richard Guenther <rguenther@suse.de>
9323 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9324 loose type conversions.
9325 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9326 stmts only if there are no uses of its definition.
9328 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9330 * config/bfin/bfin.h (splitting_loops): Declare.
9331 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9332 Reorder bit definitions to be ascending.
9333 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9334 * config/bfin/bfin.c (splitting_loops): New variable.
9335 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9336 (struct loop_info): Remove members INIT and LOOP_INIT.
9337 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9338 the LSETUP sequence. Allow LC to be loaded from any register, but
9339 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9340 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9342 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9343 of reload_completed.
9346 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9348 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9350 * Makefile.in (PLUGIN_VERSION_H): New.
9351 (OBJS-common): Remove plugin-version.o.
9352 (plugin.o): Depend on (PLUGIN_VERSION_H).
9353 (plugin-version.o): Remove.
9354 * configure: Regenerate
9355 * configure.ac: Create plugin-version.h.
9356 * gcc-plugin.h (plugin_gcc_version): Remove.
9357 (plugin_default_version_check): Change signature.
9358 * plugin-version.c: Remove.
9359 * plugin.c: Include plugin-version.h.
9360 (str_plugin_gcc_version_name): Remove.
9361 (try_init_one_plugin): Pass gcc version to plugin_init.
9362 (plugin_default_version_check): Both gcc and plugin versions are now
9365 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9367 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9368 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9369 Remove special case testing for last insn of inner loops. Don't fail
9370 if the loop ends with a jump, emit an extra nop instead.
9372 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9373 DREGS rather than comparing directly. Remove code that tries to
9374 account for latencies.
9376 2009-04-29 Richard Guenther <rguenther@suse.de>
9378 PR tree-optimization/39941
9379 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9380 eliminating an indirect call.
9382 2009-04-29 Richard Guenther <rguenther@suse.de>
9384 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9385 parameter. Allow invariants as base if !require_lvalue.
9386 (verify_gimple_assign_single): Adjust.
9388 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9390 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9391 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9392 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9393 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9394 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9396 * config/bfin/bfin.c (bfin_expand_builtin,
9397 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9399 2009-04-28 Richard Guenther <rguenther@suse.de>
9401 * tree-vect-loop.c (get_initial_def_for_induction): Use
9402 correct types for pointer increment.
9404 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9406 * toplev.c (print_version): Update GMP version string calculation.
9408 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9410 PR rtl-optimization/39938
9411 * resource.c (init_resource_info): Add call to df_analyze.
9413 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9415 * config/alpha/alpha.md (usegp): Cast the result of
9416 alpha_find_lo_sum_using_gp to enum attr_usegp.
9417 * config/alpha/alpha.c (override_options): Remove end-of-structure
9418 marker element from cpu_table. Use array size of cpu_table to handle
9419 -mcpu and -mtune options.
9420 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9422 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9424 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9425 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9426 tune_32 and tune_64.
9427 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9429 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9430 * config/rs6000/option-defaults.h: ... here. New file.
9431 (OPT_64, OPT_32): Define.
9432 (MASK_64BIT): Define to 0 if not already defined.
9433 (OPT_ARCH64, OPT_ARCH32): Define.
9434 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9437 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9439 * config/arm/arm.c (arm_override_options): Emit error on using
9442 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9444 PR rtl-optimization/39914
9445 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9446 registers for allocnos created from user-defined variables only
9447 when not optimizing.
9449 2009-04-28 Richard Guenther <rguenther@suse.de>
9452 * fold-const.c (fold_binary): Use distribute_real_division only
9455 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9457 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9458 add hpux-stdint.h to tm_file.
9459 (hppa[12]*-*-hpux11*): Ditto.
9460 (ia64*-*-hpux*): Ditto.
9461 * config/hpux-stdint.h: New.
9462 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9463 __STDC_EXT__ for all compiles.
9464 * config/pa/pa-hpux.h: Ditto.
9465 * config/pa/pa-hpux10.h: Ditto.
9466 * config/pa/pa-hpux11.h: Ditto.
9468 2009-04-28 Catherine Moore <clm@codesourcery.com>
9470 * debug.h (set_name): Add comment.
9472 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9475 * config/darwin.c (machopic_gen_offset): Check
9476 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9477 * config/arm/arm.c (require_pic_register): Likewise.
9479 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9481 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9482 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9483 m32c_promote_prototypes): Delete.
9485 2009-04-28 Michael Matz <matz@suse.de>
9488 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9491 2009-04-28 Richard Guenther <rguenther@suse.de>
9493 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9495 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9497 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9498 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9499 * config/arm/arm-tune.md: Regenerate.
9501 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9503 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9504 block if there are complex incoming edges.
9505 (sel_merge_blocks): Remove useless assert.
9506 (sel_redirect_edge_and_branch): Check that edge was redirected.
9507 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9508 (sel_find_rgns): Delete declaration.
9509 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9510 the region when it is not a preheader.
9512 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9515 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9517 2009-04-28 Richard Guenther <rguenther@suse.de>
9519 * tree.h (SSA_NAME_VALUE): Remove.
9520 (struct tree_ssa_name): Remove value_handle member.
9521 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9522 array for jump threading.
9523 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9525 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9526 * tree-flow.h (threadedge_initialize_values): Declare.
9527 (threadedge_finalize_values): Likewise.
9528 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9529 (SSA_NAME_VALUE): Define.
9530 (threadedge_initialize_values): New function.
9531 (threadedge_finalize_values): Likewise.
9532 * tree-ssa-dom.c (ssa_name_values): New global variable.
9533 (SSA_NAME_VALUE): Define.
9534 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9536 2009-04-28 Ira Rosen <irar@il.ibm.com>
9538 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9539 Use REPORT_VECTORIZED_LOCATIONS instead
9540 REPORT_VECTORIZED_LOOPS.
9541 * tree-vectorizer.c (vect_verbosity_level): Make static.
9542 (vect_loop_location): Rename to vect_location.
9543 (vect_set_verbosity_level): Update comment.
9544 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9546 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9547 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9548 instead REPORT_UNVECTORIZED_LOOPS.
9549 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9550 and vect_loop_def to vect_external_def and vect_internal_def.
9551 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9552 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9553 REPORT_UNVECTORIZED_LOCATIONS.
9554 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9555 and vect_used_in_loop and to vect_unused_in_scope and
9557 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9558 (vect_verbosity_level): Remove declaration.
9559 (vect_analyze_operations): Likewise.
9560 (vect_analyze_stmt): Declare.
9561 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9562 REPORT_UNVECTORIZED_LOCATIONS.
9563 (vect_get_loop_niters): Fix indentation.
9564 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9565 (vect_analyze_loop_operations): New function.
9566 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9567 vect_analyze_operations.
9568 (vect_is_simple_reduction): Use new names.
9569 (vectorizable_live_operation, vect_transform_loop): Likewise.
9570 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9571 to specify whether the data references can be a part of interleaving
9573 (vect_analyze_data_ref_dependence): Use new names.
9574 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9575 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9576 * tree-vect-patterns.c (widened_name_p): Use new names.
9577 (vect_recog_dot_prod_pattern): Likewise.
9578 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9579 (process_use, vect_mark_stmts_to_be_vectorized,
9580 vect_model_simple_cost, vect_model_store_cost,
9581 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9582 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9583 vectorizable_operation, vectorizable_type_demotion,
9584 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9585 vectorizable_condition): Likewise.
9586 (vect_analyze_operations): Split into vect_analyze_loop_operations
9588 (vect_analyze_stmt): ... new function.
9589 (new_stmt_vec_info): Use new names.
9590 (vect_is_simple_use): Use new names and fix comment.
9591 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9592 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9594 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9597 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9598 and integer modes for x87 operands. Do not ICE for unsupported size,
9599 generate error instead. Generate error for unsupported operand types.
9600 ['z']: Do not handle HImode memory operands specially. Warning
9601 for floating-point operands. Fallthru to 'Z' for unsupported operand
9602 types. Do not ICE for unsupported size, generate error instead.
9603 (output_387_binary_op): Use %Z to output operands.
9604 (output_fp_compare): Ditto.
9605 (output_387_reg_move): Ditto.
9607 2009-04-28 Ben Elliston <bje@au.ibm.com>
9612 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9614 * builtins.c (c_strlen): Do not warn here.
9615 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9616 * c-common.c (pointer_int_sum): Take an explicit location.
9617 Warn about offsets out of bounds.
9618 * c-common.h (pointer_int_sum): Adjust declaration.
9620 2009-04-27 Ian Lance Taylor <iant@google.com>
9622 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9624 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9625 * df-core.c (df_set_flags): Change return type to int. Change
9626 type of old_flags to int.
9627 (df_clear_flags): Likewise.
9628 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9629 (df_get_conditional_uses): Likewise.
9630 * df.h (df_set_flags, df_clear_flags): Update declarations.
9631 * dwarf2out.c (struct indirect_string_node): Change type of form
9632 field to enum dwarf_form.
9633 (AT_string_form): Change return type to enum dwarf_form.
9634 * fixed-value.c (fixed_compare): Add cast to enum type.
9635 * fwprop.c (update_df): Change 0 to VOIDmode.
9636 * gensupport.c: Change 0 to UNKNOWN.
9637 * gimple.h (gimple_cond_code): Add cast to enum type.
9638 * haifa-sched.c (reemit_notes): Add cast to enum type.
9639 * hooks.c (hook_int_void_no_regs): Remove function.
9640 * hooks.h (hook_int_void_no_regs): Remove declaration.
9641 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9642 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9643 * real.c (real_arithmetic): Add cast to enum type.
9644 (real_compare): Likewise.
9645 * target.h (struct gcc_target): Change return type of
9646 branch_target_register_class to enum reg_class.
9647 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9648 default_branch_target_register_class.
9649 * targhooks.c (default_branch_target_register_class): New function.
9650 * targhooks.h (default_branch_target_register_class): Declare.
9651 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9652 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9654 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9656 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9657 vect_uninitialized_def. Change 0 to ERROR_MARK.
9658 * tree-vect-stmts.c (supportable_widening_operation): Don't
9659 initialize icode1 and icode2.
9660 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9661 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9663 (cmn_err_flag_specs): Change 0 to STD_C89.
9664 (cmn_err_char_table): Likewise.
9665 * config/arm/arm.c (get_arm_condition_code): Change type of code
9666 to enum arm_cond_code.
9667 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9668 (IWMMXT_BUILTIN2): Likewise.
9669 (neon_builtin_type_bits): Don't define typedef.
9670 (neon_builtin_datum): Change type of bits field to int.
9671 (arm_expand_neon_args): Add cast to enum type.
9672 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9674 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9676 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9678 * config/mips/mips.md (jal_macro): Return enum constant.
9679 (single_insn): Likewise.
9680 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9682 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9684 * config/s390/s390.c (s390_tune_flags): Change type to int.
9685 (s390_arch_flags): Likewise.
9686 (s390_handle_arch_option): Change flags field of struct pta to int.
9687 * config/s390/s390.h (s390_tune_flags): Update declaration.
9688 (s390_arch_flags): Likewise.
9689 * config/sh/sh.c (prepare_move_operands): Compare
9690 tls_symbolic_operand result with enum constant.
9691 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9692 (sh_expand_prologue): Add cast to enum type.
9693 (sh_expand_epilogue): Likewise.
9694 (tls_symbolic_operand): Change return type to enum tls_model.
9695 (fpscr_set_from_mem): Add cast to enum type.
9696 (legitimize_pic_address): Compare tls_symbolic_operand result with
9698 (sh_target_reg_class): Change return type to enum reg_class.
9699 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9701 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9702 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9703 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9704 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9705 (delayed_branch, tls_call_delay): Likewise.
9706 (eligible_for_sibcall_delay): Likewise.
9707 (eligible_for_return_delay): Likewise.
9708 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9709 (spu_expand_builtin_1): Likewise.
9711 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9712 for all types of conversions.
9713 (output_init_element): Issue -Wc++-compat warning if needed when
9714 initializing a bitfield with enum type.
9715 * c-parser.c (c_parser_expression): Set original_type to
9716 original_type of right hand operand of comman operator.
9718 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9720 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9722 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9723 * doc/cpp.texi (Standard Predefined Macros)
9724 (Implementation-defined behavior): Likewise.
9725 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9726 * doc/gimple.texi (GIMPLE Exception Handling)
9727 (@code{GIMPLE_ASSIGN}): Likewise.
9728 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9729 * doc/invoke.texi (Warning Options, Optimize Options)
9730 (AVR Options, Darwin Options): Likewise.
9731 (Optimize Options): Reformulate -fwhole-program description.
9732 * doc/loop.texi (Lambda): Likewise.
9733 * doc/md.texi (Output Template, Define Constraints)
9734 (Standard Names, Insn Splitting): Likewise.
9735 * doc/options.texi (Option properties): Likewise.
9736 * doc/passes.texi (Tree-SSA passes): Likewise.
9737 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9738 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9739 (File Names and DBX): Likewise.
9740 * doc/trouble.texi (Incompatibilities): Likewise.
9742 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9744 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9745 instruction is correct.
9747 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9749 Allow non-constant arguments to conversion intrinsics.
9750 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9751 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9752 * spu.c (print_operand): Handle 'v' and 'w'.
9753 (exp2_immediate_p, spu_gen_exp2): Define.
9754 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9755 spu_convtf_1): Update parameter descriptions.
9756 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9757 * constraints.md ('v', 'w'): New.
9758 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9760 (i2f, I2F): New define_mode_attr.
9761 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9762 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9763 fixuns_truncv4sfv4si2): Update to use mode attribute.
9764 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9765 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9766 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9767 patterns for combine.
9769 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9771 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9772 (cprop, hoist, pre, store_motion): New debug counters.
9773 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9774 is not an RTL pass anymore.
9775 (pass_profiling): Remove extern decl for pass removed in 2005.
9776 (pass_gcse, pass_jump_bypass): Remove.
9777 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9778 to 0 for clean state.
9779 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9780 * cse.c (gate_handle_cse_after_global_opts,
9781 rest_of_handle_cse_after_global_opts): New functions.
9782 (pass_cse_after_global_opts): New pass, does local CSE.
9783 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9784 (TV_CPROP): New timevar.
9785 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9786 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9787 (gcse_main, recompute_all_luids): Remove.
9788 (compute_hash_table_work): Call max_reg_num instead of reading
9790 (cprop_jump): Don't set run_jump_opt_after_gcse.
9791 (constprop_register): Always allow to alter jumps.
9792 (cprop_insn): Likewise.
9793 (do_local_cprop): Likewise.
9794 (local_cprop_pass): Likewise. Return non-zero if something changed.
9795 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9796 (find_implicit_sets): Add note about missed optimization opportunity.
9797 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9798 pass_rtl_cprop execute function.
9799 Don't bother tracking the pass number, each pass gets its own dumpfile
9801 Always allow to alter jumpsand bypass jumps.
9802 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9803 will just find no suitable set.
9804 (pre_edge_insert): Fix dumping, this function is for PRE only.
9805 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9806 pass_rtl_pre execute function.
9807 (hoist_code): Return non-zero if something changed. Keep track of
9808 substitutions and insertions for statistics gathering similar to PRE.
9809 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9810 called from the pass_rtl_hoist execute function. Show pass statistics.
9811 (compute_store_table): Use max_reg_num directly instead of using the
9812 formerly global max_gcse_regno.
9813 (build_store_vectors): Likewise.
9814 (replace_store_insn): Fix dumping.
9815 (store_motion): Rename to ...
9816 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9817 pass, called from the pass_rtl_store_motion execute function. Keep
9818 track of substitutions and insertions for statistics gathering similar
9820 (bypass_jumps): Remove, fold interesting bits into ...
9821 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9822 from the pass_rtl_cprop execute function.
9823 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9824 pass_jump_bypass): Remove.
9825 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9826 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9827 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9828 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9829 (gate_rtl_store_motion, execute_rtl_store_motion,
9830 pass_rtl_store_motion): New.
9831 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9832 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9833 * passes.c (init_optimization_passes): Remove pass_gcse and
9834 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9835 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9836 instead of pass_jump_bypass.
9838 2009-04-27 Richard Guenther <rguenther@suse.de>
9841 * gimplify.c (gimplify_expr): If we are required to create
9842 a temporary make sure it ends up as register.
9844 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9847 * config/i386/i386.c (construct_container): Don't call
9848 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9849 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9851 2009-04-27 Michael Matz <matz@suse.de>
9853 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9854 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9855 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9856 (dump_replaceable_exprs): Take a bitmap.
9857 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9859 (expand_gimple_basic_block): Likewise.
9860 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9861 replaceable_expressions member a bitmap.
9862 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9863 (mark_replaceable): Likewise.
9864 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9865 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9867 2009-04-27 Richard Guenther <rguenther@suse.de>
9869 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9870 (verify_stmts): Dispatch to gimple/type verification code.
9871 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9872 issue with call argument types.
9874 2009-04-27 Michael Matz <matz@suse.de>
9876 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9877 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9880 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9881 Eric Botcazou <ebotcazou@adacore.com>
9883 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9884 a label's basic block.
9885 (mark_target_live_regs): Tidy and rework obsolete comments.
9886 Change back DF problem to LIVE. If a label starts a basic block,
9887 assume that all registers that used to be live then still are.
9888 (init_resource_info): If a label starts a basic block, set its
9889 BLOCK_FOR_INSN accordingly.
9890 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9892 2009-04-27 Richard Guenther <rguenther@suse.de>
9894 * tree-flow-inline.h (function_ann): Remove.
9895 (get_function_ann): Likewise.
9896 * tree-dfa.c (create_function_ann): Remove.
9897 * tree-flow.h (struct static_var_ann_d): Remove.
9898 (struct function_ann_d): Likewise.
9899 (union tree_ann_d): Remove fdecl member.
9900 (function_ann_t): Remove.
9901 (function_ann, get_function_ann, create_function_ann): Remove
9904 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9906 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9908 2009-04-27 Jan Hubicka <jh@suse.cz>
9910 * ipa-pure-const.c (struct funct_state_d): New fields
9911 state_previously_known, looping_previously_known; remove
9912 state_set_in_source.
9913 (analyze_function): Use new fields.
9914 (propagate): Avoid assumption that state_set_in_source imply
9917 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9918 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9919 * cfgloop.h (finite_loop_p): Declare.
9921 2009-04-26 Michael Matz <matz@suse.de>
9923 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9925 2009-04-26 Michael Matz <matz@suse.de>
9927 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9928 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9929 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9930 pass_mark_used_blocks): Remove.
9931 * tree-optimize.c (pass_free_datastructures,
9932 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9933 * passes.c (init_optimization_passes): Don't call
9934 pass_mark_used_blocks, remove dead code.
9936 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9938 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9939 * tree-ssa-live.h (register_ssa_partition): Likewise.
9941 2009-04-26 Michael Matz <matz@suse.de>
9944 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9945 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9946 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9948 (compare_pairs): Swap cost comparison.
9949 (coalesce_ssa_name): Don't use change_partition_var.
9950 * tree-nrv.c (struct nrv_data): Add modified member.
9951 (finalize_nrv_r): Set it.
9952 (tree_nrv): Use it to update statements.
9953 (pass_nrv): Require PROP_ssa.
9954 * tree-mudflap.c (mf_decl_cache_locals,
9955 mf_build_check_statement_for): Use make_rename_temp.
9956 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9957 * alias.c (find_base_decl): Handle SSA names.
9958 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9959 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9960 * rtl.h (set_reg_attrs_for_parm): Declare.
9961 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9962 to "optimized", remove unused locals at finish.
9963 (execute_free_datastructures): Make global, call
9964 delete_tree_cfg_annotations.
9965 (execute_free_cfg_annotations): Don't call
9966 delete_tree_cfg_annotations.
9968 * ssaexpand.h: New file.
9969 * expr.c (toplevel): Include ssaexpand.h.
9970 (expand_assignment): Handle SSA names the same as register variables.
9971 (expand_expr_real_1): Expand SSA names.
9972 * cfgexpand.c (toplevel): Include ssaexpand.h.
9973 (SA): New global variable.
9974 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9975 (SSAVAR): New macro.
9976 (set_rtl): New helper function.
9977 (add_stack_var): Deal with SSA names, use set_rtl.
9978 (expand_one_stack_var_at): Likewise.
9979 (expand_one_stack_var): Deal with SSA names.
9980 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9981 before unique numbers.
9982 (expand_stack_vars): Use set_rtl.
9983 (expand_one_var): Accept SSA names, add asserts for them, feed them
9984 to above subroutines.
9985 (expand_used_vars): Expand all partitions (without default defs),
9986 then only the local decls (ignoring those expanded already).
9987 (expand_gimple_cond): Remove edges when jumpif() expands an
9989 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9990 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9992 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9993 members of SA; deal with PARM_DECL partitions here; expand
9994 all PHI nodes, free tree datastructures and SA. Commit instructions
9995 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9996 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9997 info and statements at start, collect garbage at finish.
9998 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9999 (VAR_ANN_PARTITION) Remove.
10000 (change_partition_var): Don't declare.
10001 (partition_to_var): Always return SSA names.
10002 (var_to_partition): Only accept SSA names.
10003 (register_ssa_partition): Only check argument.
10004 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10006 (delete_var_map): Don't free it.
10007 (var_union): Only accept SSA names, simplify.
10008 (partition_view_init): Mark only useful SSA names as used.
10009 (partition_view_fini): Only deal with SSA names.
10010 (change_partition_var): Remove.
10011 (dump_var_map): Use ssa_name instead of partition_to_var member.
10012 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10014 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10015 (struct _elim_graph): New member const_dests; nodes member vector of
10017 (set_location_for_edge): New static helper.
10018 (create_temp): Remove.
10019 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10020 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10021 (new_elim_graph): Allocate const_dests member.
10022 (clean_elim_graph): Truncate const_dests member.
10023 (delete_elim_graph): Free const_dests member.
10024 (elim_graph_size): Adapt to new type of nodes member.
10025 (elim_graph_add_node): Likewise.
10026 (eliminate_name): Likewise.
10027 (eliminate_build): Don't take basic block argument, deal only with
10028 partition numbers, not variables.
10029 (get_temp_reg): New static helper.
10030 (elim_create): Use it, deal with RTL temporaries instead of trees.
10031 (eliminate_phi): Adjust all calls to new signature.
10032 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10033 (rewrite_trees): Only do checking.
10034 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10035 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10036 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10037 contains_tree_r, MAX_STMTS_IN_LATCH,
10038 process_single_block_loop_latch, analyze_edges_for_bb,
10039 perform_edge_inserts): Remove.
10040 (expand_phi_nodes): New global function.
10041 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10042 functions, initialize new parameter, remember partitions having a
10044 (finish_out_of_ssa): New global function.
10045 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10046 don't reset in_ssa_p here, don't disable TER when mudflap.
10047 (pass_del_ssa): Remove.
10048 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10050 (execute_free_datastructures): Declare.
10051 * Makefile.in (SSAEXPAND_H): New variable.
10052 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10053 * basic-block.h (commit_one_edge_insertion): Declare.
10054 * passes.c (init_optimization_passes): Move pass_nrv and
10055 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10056 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10057 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10058 (redirect_branch_edge): Deal with super block when expanding, split
10059 out jump patching itself into ...
10060 (patch_jump_insn): ... here, new static helper.
10062 2009-04-26 Michael Matz <matz@suse.de>
10064 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10065 beyond num_ssa_names.
10066 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10067 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10069 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10071 PR inline-asm/39543
10072 * fwprop.c (forward_propagate_asm): New function.
10073 (forward_propagate_and_simplify): Propagate also into __asm, if it
10074 doesn't increase the number of referenced registers.
10077 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10079 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10081 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10082 note_nonlocal_vla_type for nonlocal VLAs.
10083 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10084 contains_remapped_vars, remap_vla_decls): New functions.
10085 (convert_nonlocal_reference_stmt): If not optimizing, call
10086 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10087 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10088 if it wasn't found in var_map.
10089 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10090 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10091 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10093 * gimplify.c (nonlocal_vlas): New variable.
10094 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10096 (gimplify_body): Create and destroy nonlocal_vlas.
10098 * dwarf2out.c (loc_descr_plus_const): New function.
10099 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10100 mem_loc_descriptor, loc_descriptor_from_tree_1,
10101 descr_info_loc, gen_variable_die): Use it.
10103 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10104 !TREE_STATIC VAR_DECLs.
10105 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10106 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10107 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10108 DECL_BY_REFERENCE is valid.
10109 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10110 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10111 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10112 Copy DECL_BY_REFERENCE.
10113 (struct nesting_copy_body_data): New type.
10114 (nesting_copy_decl): New function.
10115 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10116 if they have variable length.
10118 2009-04-26 Michael Matz <matz@suse.de>
10120 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10121 mark new temporaries for renaming.
10123 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10126 * c-decl.c (global_bindings_p): Return negative value.
10127 (c_variable_size): New. Based on variable_size from
10129 (grokdeclarator): Call c_variable_size not variable_size.
10131 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10133 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10135 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10137 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10138 Redefine it to just use mingw/include.
10139 (ASM_SPEC): Rules for -m32 and -m64.
10140 (LINK_SPEC): Use Likewise.
10141 (SPEC_32): New define.
10142 (SPEC_64): Likewise.
10143 (SUB_LINK_SPEC): Likewise.
10144 (MULTILIB_DEFAULTS): New define.
10145 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10146 Add multilib options.
10147 (MULTILIB_DIRNAMES): Likewise.
10148 (MULTILIB_OSDIRNAMES): Likewise.
10149 (LIBGCC): Likewise.
10150 (INSTALL_LIBGCC): Likewise.
10152 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10155 * c-tree.h (enum c_inline_static_type): New.
10156 (record_inline_static): Declare.
10157 * c-decl.c (struct c_inline_static, c_inline_statics,
10158 record_inline_static, check_inline_statics): New.
10159 (pop_file_scope): Call check_inline_statics.
10160 (start_decl): Call record_inline_static instead of pedwarning
10161 directly for static in inline function.
10162 * c-typeck.c (build_external_ref): Call record_inline_static
10163 instead of pedwarning directly for static referenced in inline
10166 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10168 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10169 not new but only being rescanned.
10170 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10171 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10172 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10173 record_set_info, compute_set, grealloc): Remove.
10174 (recompute_all_luids): New function.
10175 (gcse_main): Don't compute sets, and don't do related memory
10176 allocations/free-ing. If something changed before the end of the
10177 pass, update LUIDs using recompute_all_luids.
10178 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10179 (free_gcse_mem): Don't free it either.
10180 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10181 Use the df insn LUIDs.
10182 (load_killed_in_block): Likewise.
10183 (compute_hash_table_work): Don't compute reg_set_in_block.
10184 (compute_transp): Use DF_REG_DEF_CHAINs.
10185 (local_cprop_pass): Don't use compute_sets and related functions.
10186 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10187 Use get_max_uid() instead of max_cuid.
10188 (insert_insn_end_basic_block, pre_insert_copy_insn,
10189 update_ld_motion_stores): Don't try to
10190 keep reg_set tables up to date.
10191 (pre_insert_copies): Use df insn LUIDs.
10192 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10193 (reg_set_info): Don't use extra bitmap argument.
10194 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10195 information to compute regs_set_in_block.
10196 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10197 (bypass_jumps): Don't use compute_sets and friends.
10199 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10202 * opts.c (undocumented_msg): Do not leave blank even with
10205 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10207 * c-decl.c (build_enumerator): Allow values folding to integer
10208 constants but not integer constant expressions with a pedwarn if
10211 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10214 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10215 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10216 type is an integer constant.
10218 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10221 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10224 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10227 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10228 with variably modified return type and no storage class
10229 specifiers, except for the case of nested functions. Distinguish
10230 extern declarations of functions with variably modified return
10231 types from those of objects with variably modified types.
10233 2009-04-25 Jan Hubicka <jh@suse.cz>
10235 * tree.c (list_equal_p): New function.
10236 * tree.h (list_equal_p): Declare.
10237 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10238 basic_block_def, basic_block, const_basic_block): New.
10239 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10240 (redirect_eh_edge): New function.
10241 (make_eh_edge_update_phi): EH edges are not abnormal.
10242 * except.c: Include tree-flow.h.
10243 (list_match): New function.
10244 (eh_region_replaceable_by_p): New function.
10245 (replace_region): New function.
10246 (hash_type_list): New function.
10247 (hash_eh_region): New function.
10248 (eh_regions_equal_p): New function.
10249 (merge_peers): New function.
10250 (remove_unreachable_regions): Verify EH tree when checking;
10252 (copy_eh_region_1): New function.
10253 (copy_eh_region): New function.
10254 (push_reachable_handler): New function.
10255 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10256 regions without label but with live RESX.
10257 * except.h (redirect_eh_edge_to_label): New.
10258 * tree-flow.h (redirect_eh_edge): New.
10259 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10260 basic_block_def, basic_block, const_basic_block): Remove.
10261 * Makefile.in (except.o): Add dependency on tree-flow.h
10262 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10263 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10266 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10269 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10270 on the destination of memcpy.
10272 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10274 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10275 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10276 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10278 2009-04-25 Jan Hubicka <jh@suse.cz>
10280 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10281 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10282 to be reached by different label than left.
10283 (update_eh_edges): Update comment; remove edge_to_remove if possible
10284 and return true if suceeded.
10285 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10286 (cleanup_eh): Compute sharing map.
10287 * except.c (remove_eh_handler_and_replace): Add argument if we should
10289 (remove_unreachable_regions): Update for label sharing.
10290 (label_to_region_map): Likewise.
10291 (get_next_region_sharing_label): New function.
10292 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10294 (remove_eh_handler): Update.
10295 (remove_eh_region_and_replace_by_outer_of): New function.
10296 * except.h (struct eh_region): Add next_region_sharing_label.
10297 (remove_eh_region_and_replace_by_outer_of,
10298 get_next_region_sharing_label): Declare.
10299 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10301 2009-04-25 Jan Hubicka <jh@suse.cz>
10303 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10304 insert code even if they are not critical.
10306 2009-04-25 Jan Hubicka <jh@suse.cz>
10308 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10309 (gimple_can_remove_branch_p): EH edges won't remove branch by
10311 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10312 updating of non-abnormal EH edges.
10313 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10314 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10315 (split_critical_edges): Split also edges where emitting code on them
10316 will lead to splitting later.
10318 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10319 H.J. Lu <hongjiu.lu@intel.com>
10322 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10323 the configured assembler supports fildq and fistpq mnemonics.
10324 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10325 * configure: Regenerated.
10326 * config.in: Ditto.
10328 * config/i386/i386.c (print_operand): Handle 'Z'.
10329 ['z']: Remove handling of special fild/fist suffixes.
10330 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10331 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10332 suffix of fild insn.
10333 (*floatsi<mode>2_vector_mixed): Ditto.
10334 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10335 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10336 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10337 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10338 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10340 2009-04-25 Ben Elliston <bje@au.ibm.com>
10342 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10343 the source of a set operation.
10345 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10347 * target.h (struct gcc_target): Add case_values_threshold field.
10348 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10349 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10350 * targhooks.c (default_case_values_threshold): New function.
10351 * targhooks.h (default_case_values_threshold): Declare function.
10352 * stmt.c (expand_case): Use case_values_threshold target hook.
10353 * expr.h (case_values_threshold): Remove declartation.
10354 * expr.c (case_values_threshold): Remove function.
10355 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10357 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10358 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10359 (avr_case_values_threshold): Declare as static.
10360 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10362 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10363 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10364 (mn10300_case_values_threshold): New function.
10366 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10368 * ira.c (setup_cover_and_important_classes): Add enum cast.
10370 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10372 * genpreds.c (write_enum_constraint_num): Output definition of
10373 CONSTRAINT_NUM_DEFINED_P macro.
10374 * ira.c (setup_cover_and_important_classes): Use
10375 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10377 2009-04-24 DJ Delorie <dj@redhat.com>
10379 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10380 __SH2A_SINGLE_ONLY__ also.
10382 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10384 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10385 (movdf_internal): Ditto.
10386 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10387 SFmode and DFmode constants.
10388 (ia64_print_operand): Add 'G' format for printing
10389 floating point constants.
10391 2009-04-24 Richard Guenther <rguenther@suse.de>
10393 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10394 from unsigned additions.
10396 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10398 * c-typeck.c (set_init_index): Allow array designators that are
10399 not integer constant expressions with a pedwarn if pedantic.
10401 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10403 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10404 zero if no overlap in nonzero bits between the operands.
10406 2009-04-24 Ian Lance Taylor <iant@google.com>
10408 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10409 (record_dead_and_set_regs): Likewise.
10410 * df.h (struct df_mw_hardreg): Change flags field to int.
10411 (struct df_base_ref): Likewise.
10412 (struct df): Change changeable_flags field to int.
10413 * df-scan.c (df_defs_record): Change clobber_flags to int.
10414 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10415 constants rather than #define macros.
10416 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10417 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10418 (enum dwarf_calling_convention): Likewise.
10419 (enum dwarf_line_number_x_ops): Likewise.
10420 (enum dwarf_call_frame_info): Likewise.
10421 (enum dwarf_source_language): Likewise.
10422 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10423 (add_calling_convention_attribute): Likewise.
10424 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10425 (combine_comparisons): Change compcode to int. Add cast to enum type.
10426 * genrecog.c (maybe_both_true_2): Change c to int.
10427 (write_switch): Likewise. Add cast to enum type.
10428 * gimplify.c (gimplify_omp_for): Handle return values from
10429 gimplify_expr using MIN rather than bitwise or.
10430 (gimplify_expr): Add cast to enum type.
10431 * ipa-prop.c (update_jump_functions_after_inlining): Change
10432 IPA_BOTTOM to IPA_JF_UNKNOWN.
10433 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10434 Add casts to enum type.
10435 (setup_cover_and_important_classes): Change cl to int. Add casts
10437 (setup_class_translate): Change cl and mode to int.
10438 (ira_init_once): Change mode to int.
10439 (free_register_move_costs): Likewise.
10440 (setup_prohibited_mode_move_regs): Add casts to enum type.
10441 * langhooks.c (add_builtin_function_common): Rework assertion that
10442 value fits bitfield.
10443 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10444 * omega.c (omega_do_elimination): Avoid math on enum types.
10445 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10446 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10447 int local to handle integral_argment value.
10448 * regmove.c (try_auto_increment): Change PUT_MODE to
10450 * reload.c (push_secondary_reload): Add casts to enum type.
10451 (secondary_reload_class, find_valid_class): Likewise.
10452 * reload1.c (emit_input_reload_insns): Likewise.
10453 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10454 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10455 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10457 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10458 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10460 (expand_complex_libcall): Add casts to enum type.
10461 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10462 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10463 with ERROR_MARK, not NUM_TREE_CODES.
10464 (vect_create_epilog_for_reduction): Likewise.
10465 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10466 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10467 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10469 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10470 vect_unused_in_loop. Change 0 to loop_vect.
10471 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10472 * var-tracking.c (get_init_value): Change return type to enum
10474 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10475 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10477 (arm_override_options): Add casts to enum type.
10478 (arm_emit_tls_decoration): Likewise.
10479 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10481 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10482 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10483 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10485 * config/s390/s390.c (code_for_builtin_64): Change to array of
10487 (code_for_builtin_31): Likewise.
10488 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10490 * config/sparc/sparc.c (sparc_override_options): Change value
10491 field in struct code_model to enum cmodel. In initializer change
10492 0 to NULL and add cast to enum type.
10494 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10495 Change all callers. Issue a -Wc++-compat warning using
10496 lhs_origtype if necessary.
10497 (convert_for_assignment): Issue -Wc++-compat warnings about
10498 invalid conversions to enum type on assignment.
10499 * c-common.h (build_modify_expr): Update declaration.
10501 2009-04-24 Nick Clifton <nickc@redhat.com>
10503 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10504 (function_arg_advance): Likewise.
10505 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10508 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10510 * config/s390/constraints.md ('I', 'J'): Fix condition.
10512 2009-04-24 Diego Novillo <dnovillo@google.com>
10514 * gengtype-parse.c (parse_error): Add newline after message.
10516 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10518 * config/i386/sse.md (avxmodesuffixs): Removed.
10519 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10520 (*avx_pinsr<ssevecsize>): This.
10522 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10524 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10525 follow chains of regs with a single definition, and allow expressions
10526 that are function_invariant_p.
10527 (simple_rhs_p): Allow expressions that are function_invariant_p.
10529 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10531 PR middle-end/39867
10532 * fold-const.c (fold_cond_expr_with_comparison): When folding
10533 > and >= to MAX, make sure the MAX uses the same type as the
10534 comparison's operands.
10536 2009-04-24 Nick Clifton <nickc@redhat.com>
10538 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10539 addressing for DImode accesses.
10540 (frv_print_operand_address): Handle PLUS case.
10541 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10543 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10545 PR rtl-optimization/39794
10546 * alias.c (canon_true_dependence): Add x_addr argument.
10547 * rtl.h (canon_true_dependence): Adjust prototype.
10548 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10549 * cselib.c (cselib_invalidate_mem): Likewise.
10550 * gcse.c (compute_transp): Likewise.
10551 * dse.c (scan_reads_nospill): Likewise.
10552 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10553 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10554 canon_base_addr of the group, plus optional offset.
10555 (struct group_info): Rename canon_base_mem to
10557 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10558 canon_rtx of base_mem.
10560 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10562 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10563 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10565 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10567 * config/spu/spu-builtins.h: Delete file.
10569 * config/spu/spu.h (enum spu_builtin_type): Move here from
10571 (struct spu_builtin_description): Likewise. Add GTY marker.
10572 Do not use enum spu_function_code or enum insn_code.
10573 (spu_builtins): Add extern declaration.
10575 * config/spu/spu.c: Do not include "spu-builtins.h".
10576 (enum spu_function_code, enum spu_builtin_type_index,
10577 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10578 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10579 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10580 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10581 (spu_builtin_types): Make static. Add GTY marker.
10582 (spu_builtins): Add extern declaration with GTY marker.
10583 Include "gt-spu.h".
10585 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10586 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10587 Check programmatically whether all parameters are scalar.
10589 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10591 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10593 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10594 assignment from the constructor either if the target is volatile.
10596 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10598 * config/arm/arm.md (insv): Do not share operands[0].
10600 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10602 * config/vxlib-tls.c (active_tls_threads): Delete.
10603 (delete_hook_installed): New.
10604 (tls_delete_hook): Don't delete the delete hook.
10605 (tls_destructor): Delete it here.
10606 (__gthread_set_specific): Adjust installing the delete hook.
10607 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10608 __gthread_leave_tsd_dtor_context.
10610 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10612 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10614 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10616 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10618 (alpha_rtx_costs): Ditto.
10619 (emit_unlikely_jump): Use add_reg_note.
10620 (emit_frame_store_1): Ditto.
10621 (alpha_expand_prologue): Ditto.
10622 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10623 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10625 2009-04-23 Nick Clifton <nickc@redhat.com>
10627 * config/v850/v850.md (epilogue): Remove suppressed code.
10628 (return): Rename to return_simple and remove test of frame size.
10629 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10630 to gen_return_simple.
10632 2009-04-22 Jing Yu <jingyu@google.com>
10635 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10637 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10640 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10641 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10642 value is a VECTOR_CST, the element type is the element type of the
10645 2009-04-22 DJ Delorie <dj@redhat.com>
10647 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10649 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10651 * alias.c (find_base_term): Move around LO_SUM case, so that
10652 CONST falls through into PLUS/MINUS handling.
10655 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10656 into 0, use omit_one_operand.
10658 2009-04-23 Ben Elliston <bje@au.ibm.com>
10660 * config/rs6000/linux-unwind.h (get_regs): Remove type
10661 puns. Change the type of `pc' to an array of unsigned ints and
10662 update all users. Constify frame24.
10664 2009-04-22 DJ Delorie <dj@redhat.com>
10666 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10667 declarations before code.
10668 (current_function_special_page_vector): Likewise.
10669 (m32c_expand_insv): Silence a warning.
10671 2009-04-21 Taras Glek <tglek@mozilla.com>
10673 * alias.c: Update GTY annotations to new syntax.
10674 * basic-block.h: Likewise.
10675 * bitmap.h: Likewise.
10676 * c-common.h: Likewise.
10677 * c-decl.c: Likewise.
10678 * c-parser.c: Likewise.
10679 * c-pragma.c: Likewise.
10680 * c-tree.h: Likewise.
10681 * cfgloop.h: Likewise.
10682 * cgraph.h: Likewise.
10683 * config/alpha/alpha.c: Likewise.
10684 * config/arm/arm.h: Likewise.
10685 * config/avr/avr.h: Likewise.
10686 * config/bfin/bfin.c: Likewise.
10687 * config/cris/cris.c: Likewise.
10688 * config/darwin.c: Likewise.
10689 * config/frv/frv.c: Likewise.
10690 * config/i386/i386.c: Likewise.
10691 * config/i386/i386.h: Likewise.
10692 * config/i386/winnt.c: Likewise.
10693 * config/ia64/ia64.h: Likewise.
10694 * config/iq2000/iq2000.c: Likewise.
10695 * config/mips/mips.c: Likewise.
10696 * config/mmix/mmix.h: Likewise.
10697 * config/pa/pa.c: Likewise.
10698 * config/pa/pa.h: Likewise.
10699 * config/rs6000/rs6000.c: Likewise.
10700 * config/s390/s390.c: Likewise.
10701 * config/sparc/sparc.c: Likewise.
10702 * config/xtensa/xtensa.c: Likewise.
10703 * cselib.h: Likewise.
10704 * dbxout.c: Likewise.
10705 * dwarf2out.c: Likewise.
10706 * except.c: Likewise.
10707 * except.h: Likewise.
10708 * fixed-value.h: Likewise.
10709 * function.c: Likewise.
10710 * function.h: Likewise.
10711 * gimple.h: Likewise.
10712 * integrate.c: Likewise.
10713 * optabs.c: Likewise.
10714 * output.h: Likewise.
10715 * real.h: Likewise.
10717 * stringpool.c: Likewise.
10718 * tree-data-ref.c: Likewise.
10719 * tree-flow.h: Likewise.
10720 * tree-scalar-evolution.c: Likewise.
10721 * tree-ssa-address.c: Likewise.
10722 * tree-ssa-alias.h: Likewise.
10723 * tree-ssa-operands.h: Likewise.
10724 * tree.c: Likewise.
10725 * tree.h: Likewise.
10726 * varasm.c: Likewise.
10727 * varray.h: Likewise.
10729 * coretypes.h: Do not define GTY macro if it is already defined.
10730 * doc/gty.texi: Update GTY documentation to new syntax.
10731 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10732 annotations on structs.
10733 * gengtype-parse.c: Likewise.
10735 2009-04-22 Mark Heffernan <meheff@google.com>
10737 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10739 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10741 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10744 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10746 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10747 the same as a PLUS without a shift. Increase the cost of a
10750 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10752 * Makefile.in: Update dependencies.
10753 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10754 * errors.h: Remove bogus comment about compatibility.
10755 (warning): Update declaration.
10756 * genautomata.c: Update all calls to warning.
10757 * gimple.c: Do not include errors.h. Include toplev.h.
10758 * tree-ssa-structalias.c: Do not include errors.h.
10759 * omega.c: Likewise.
10760 * tree-ssa-reassoc.c: Likewise.
10761 * config/spu/spu-c.c: Likewise.
10762 * config/spu/t-spu-elf: Update dependencies.
10764 2009-04-22 Richard Guenther <rguenther@suse.de>
10766 PR tree-optimization/39824
10767 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10768 make sure the types are compatible.
10770 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10773 * c-common.c (c_parse_error): Take a token_flags parameter.
10774 Use token_type for the token type instead.
10775 Pass token_flags to cpp_type2name.
10776 * c-common.h (c_parse_error): Update declaration.
10777 * c-parser.c (c_parser_error): Pass 0 as token flags.
10779 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10781 PR rtl-optimization/39580
10782 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10784 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10786 * function.c (expand_function_end): Do not emit a jump to the "naked"
10787 return label for fall-through returns.
10788 * except.c (sjlj_emit_function_exit): Always place the call to the
10789 unregister function at the location installed by expand_function_end.
10791 2009-04-22 Richard Guenther <rguenther@suse.de>
10793 PR tree-optimization/39845
10794 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10795 (gen_inbound_check): Likewise.
10797 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10799 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10801 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10802 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10804 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10806 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10807 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10808 shift counts to avoid out-of-bounds array accesses.
10810 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10812 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10813 (Pmode): Move above.
10815 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10817 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10818 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10819 GET_CODE macro. Use IN_RANGE macro where appropriate.
10820 * config/alpha/alpha.h: Ditto.
10821 * config/alpha/alpha.md: Ditto.
10822 * config/alpha/constraints.md: Ditto.
10823 * config/alpha/predicates.md: Ditto.
10825 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10827 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10828 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10829 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10830 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10831 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10832 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10833 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10834 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10835 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10836 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10837 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10838 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10839 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10840 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10841 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10842 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10843 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10844 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10845 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10846 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10847 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10848 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10849 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10850 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10851 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10852 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10853 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10855 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10857 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10858 references from comments.
10859 * cfgbuild.c: (count_basic_blocks): Delete.
10860 (find_basic_blocks_1): Delete.
10861 (find_basic_blocks): Delete.
10862 * except.c (finish_eh_generation): Make static. Move comment from
10863 except.h here. Remove find_basic_blocks references from comments.
10864 * except.h (finish_eh_generation): Delete.
10865 * basic-block.h (find_basic_blocks): Delete.
10866 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10868 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10870 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10871 (sdbout_parms): Likewise.
10873 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10875 * config/sh/sh.c (prepare_cbranch_operands): Use
10876 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10877 (expand_cbranchdi4): Likewise.
10878 (from_compare): Add cast to enum type.
10879 (expand_cbranchsi4): Use add_reg_note.
10880 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10881 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10882 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10883 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10884 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10885 instead of CODE_FOR_nothing.
10886 (cbranchdi4): Likewise. Fix the order of arguments for
10888 (push_fpscr): Use add_reg_note.
10889 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10890 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10892 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10894 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10895 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10896 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10897 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10898 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10899 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10900 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10901 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10902 config/alpha/x-vms, config/arc/t-arc,
10903 config/arm/README-interworking, config/arm/arm-c.c,
10904 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10905 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10906 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10907 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10908 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10909 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10910 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10911 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10912 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10913 config/cris/t-elfmulti, config/crx/t-crx,
10914 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10915 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10916 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10917 config/h8300/t-h8300, config/i386/athlon.md,
10918 config/i386/darwin-libgcc.10.4.ver,
10919 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10920 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10921 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10922 config/i386/t-linux64, config/i386/t-nwld,
10923 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10924 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10925 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10926 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10927 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10928 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10929 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10930 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10931 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10932 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10933 config/m68k/t-uclinux, config/mcore/t-mcore,
10934 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10935 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10936 config/mips/crtn.asm, config/mips/irix-crti.asm,
10937 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10938 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10939 config/mips/mips-fixed.md, config/mips/sb1.md,
10940 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10941 config/mips/t-iris6, config/mips/t-isa3264,
10942 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10943 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10944 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10945 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10946 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10947 config/mn10300/t-linux, config/mn10300/t-mn10300,
10948 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10949 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10950 config/picochip/libgccExtras/clzsi2.asm,
10951 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10952 config/rs6000/darwin-libgcc.10.4.ver,
10953 config/rs6000/darwin-libgcc.10.5.ver,
10954 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10955 config/rs6000/t-aix43, config/rs6000/t-aix52,
10956 config/rs6000/t-darwin, config/rs6000/t-fprules,
10957 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10958 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10959 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10960 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10961 config/rs6000/t-rtems, config/rs6000/t-spe,
10962 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10963 config/score/t-score-elf, config/sh/divcost-analysis,
10964 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10965 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10966 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10967 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10968 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10969 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10970 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10971 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10972 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10973 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10974 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10975 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10976 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10977 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10978 * config/h8300/genmova.sh: Include copyright and license notices
10979 in generated output.
10980 * config/h8300/mova.md: Regenerate.
10981 * doc/install.texi2html: Include word "Copyright" in copyright
10982 notice and use name "Free Software Foundation, Inc.".
10983 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10984 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10985 ChangeLog-2007, ChangeLog-2008: Correct dates.
10987 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10989 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10990 NE_EXPR operations as well.
10991 * c-parser.c (c_parser_condition): Do not set location information on
10993 (c_parser_conditional_expression): Likewise.
10994 (c_parser_binary_expression): Set location information on operators.
10995 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10996 TRUTH_NOT_EXPR has been folded.
10997 * fold-const.c (fold_truth_not_expr): Copy location information from
10998 the incoming expression to the outgoing one.
10999 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11000 recursive calls on the LHS of the operator but pass that of the
11001 operator to recursive calls on the RHS of the operator. Set it
11003 (shortcut_cond_expr): Set the locus of the operator on the second
11004 COND_EXPR and that of the expression on the first in degenerate cases.
11005 Pass the locus of the expression to calls to shortcut_cond_r.
11006 Set the locus of the 'then' block on the associated jump, if any.
11007 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11008 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11009 expression to call to gimplify_boolean_expr.
11011 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11013 * config.gcc: Add additional configuration for
11014 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11015 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11016 (CPP_SPEC): Redefine for allowing -municode option.
11017 (STARTFILE_SPEC): Likewise.
11018 * config/i386/t-mingw-w64: New.
11019 * config/i386/mingw-w64.opt: New.
11020 (municode): Add new target option.
11021 * doc/invoke.texi (municode): Add documentation for new option.
11023 2009-04-21 Ian Lance Taylor <iant@google.com>
11025 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11026 Correct test for number of arguments.
11027 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11029 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11031 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11032 argument of emit_library_call.
11034 2009-04-21 Richard Guenther <rguenther@suse.de>
11036 PR middle-end/39829
11037 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11038 inside VIEW_CONVERT_EXPRs.
11040 2009-04-21 Martin Jambor <mjambor@suse.cz>
11042 * tree-switch-conversion.c (build_constructors): Split a long line.
11043 (constructor_contains_same_values_p): New function.
11044 (build_one_array): Create assigns of constants if possible, do not
11045 call mark_sym_for_renaming, call update_stmt.
11046 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11047 make_rename_temp. Do not call mark_symbols_for_renaming, call
11049 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11050 find_new_referenced_vars, call update_stmt.
11051 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11052 instead of calling make_rename_temp. Do not call
11053 find_new_referenced_vars or mark_symbols_for_renaming, call
11056 2009-04-21 Richard Guenther <rguenther@suse.de>
11058 PR tree-optimization/39827
11059 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11060 (tree_ssa_phiprop): Pass the correct array size.
11062 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11064 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11066 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11069 * c-typeck.c (lvalue_p): Move declaration ...
11070 * c-common.h (lvalue_p): ... to here.
11071 * c-common.c (candidate_equal_p): New.
11072 (add_tlist): Use it.
11073 (merge_tlist): Use it.
11074 (warn_for_collisions_1): Likewise.
11075 (warning_candidate_p): Accept more candidates.
11076 (verify_tree): A warning candidate can be an expression. Use
11079 2009-04-21 Ben Elliston <bje@au.ibm.com>
11082 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11083 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11084 options. Remove -mcall-solaris documentation.
11086 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11089 * doc/invoke.texi (-Wlong-long): Update description.
11090 * c-lex (interpret_integer): Only warn if there was no previous
11091 overflow and -Wlong-long is enabled.
11092 * c-decl.c (declspecs_add_type): Drop redundant flags.
11093 * c.opt (Wlong-long): Init to -1.
11094 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11095 and front-end warn_long_long. Wlong-long only depends on other
11096 flags if it is uninitialized.
11097 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11098 the same for CPP and FE.
11099 (restore_extension_diagnostics): Likewise.
11101 2009-04-20 Ian Lance Taylor <iant@google.com>
11103 Fix enum conversions which are invalid in C++:
11104 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11105 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11106 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11107 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11108 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11109 (dbxout_parms): Likewise.
11110 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11111 (df_clear_flags): Likewise.
11112 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11113 top_flag parameter to int.
11114 (df_chain_create_bb_process_use): Likewise.
11115 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11117 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11118 (df_ref_create_structure, df_def_record_1): Likewise.
11119 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11120 (df_notes_rescan): Change 0 to VOIDmode in function call.
11121 (df_get_call_refs, df_insn_refs_collect): Likewise.
11122 (df_bb_regs_collect): Likewise.
11123 (df_entry_block_defs_collect): Likewise.
11124 (df_exit_block_uses_collect): Likewise.
11125 * df.h: Update declarations.
11126 * double-int.c (double_int_divmod): Add cast to enum type.
11127 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11128 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11129 (based_loc_descr): Likewise.
11130 (loc_descriptor_from_tree_1): Change first_op and second_op to
11131 enum dwarf_location_atom. Add cast to enum type.
11132 * expmed.c (init_expmed): Change 0 to SET in function call.
11133 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11134 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11135 (do_store_flag): Likewise.
11136 * fixed-value.h (struct fixed_value): Change mode to enum
11138 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11139 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11141 (insert_insn_decl, insert_decl, insert_state): Likewise.
11142 (automata_list_finish): Likewise.
11143 * genrecog.c (process_define_predicate): Add cast to enum type.
11144 * gensupport.c (init_predicate_table): Add cast to enum type.
11145 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11147 (gimple_build_call_1, gimple_build_label): Likewise.
11148 (gimple_build_goto, gimple_build_asm_1): Likewise.
11149 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11150 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11151 (enum fallback): Rename from enum fallback_t.
11152 (fallback_t): Typedef as int.
11153 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11154 GSI_SAME_STMT in function call.
11155 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11157 (setup_reg_class_relations): Likewise.
11158 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11159 (setup_prohibited_class_mode_regs): Add cast to enum type.
11160 (setup_prohibited_mode_move_regs): Likewise.
11161 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11162 (record_address_regs): Change i to enum reg_class.
11163 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11164 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11165 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11166 (GET_MODE_2XWIDER_MODE): Likewise.
11167 (GET_CLASS_NARROWEST_MODE): Likewise.
11168 * omp-low.c (expand_omp_for): Add cast to enum type.
11169 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11170 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11171 * postreload.c (reload_cse_simplify_operands): Change rclass local
11173 * predict.c (combine_predictions_for_insn): Change best_predictor
11174 and predictor to enum br_predictor.
11175 (combine_predictions_for_bb): Likewise.
11176 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11177 use SET_PREDICT_EXPR_OUTCOME.
11178 * real.c (real_arithmetic): Change icode to code in function call.
11179 * reginfo.c (init_move_cost): Add casts to enum type.
11180 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11181 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11183 * reload.c (find_valid_class): Add casts to enum type.
11184 (push_reload): Change 0 to NO_REGS in function call.
11185 (find_reloads): Change this_alternative to array of enum
11186 reg_class. Remove some now-unnecessary casts.
11187 (make_memloc): Change 0 to VOIDmode in function call.
11188 * reload1.c (reload): Change 0 to VOIDmode in function call.
11189 (eliminate_regs_1, elimination_effects): Likewise.
11190 (eliminate_regs_in_insn): Likewise.
11191 (emit_input_reload_insns): Add cast to enum type.
11192 (delete_output_reload): Change 0 to VOIDmode in function call.
11193 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11194 to enum type in function call.
11195 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11196 (SET_PREDICT_EXPR_OUTCOME): Define.
11197 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11198 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11199 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11200 (dump_function): Likewise.
11201 * tree-dump.h: Update declarations.
11202 * tree-pass.h: Update declarations.
11203 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11204 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11206 (arm_rtx_costs_1): Correct parenthesization.
11207 (arm_rtx_costs): Add casts to enum type.
11208 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11209 (vfp_emit_fstmd): Use add_rg_note.
11210 (emit_multi_reg_push, emit_sfm): Likewise.
11211 (thumb_set_frame_pointer): Likewise.
11212 (arm_expand_prologue): Likewise.
11213 (arm_regno_class): Change return type to enum reg_class.
11214 (thumb1_expand_prologue): Use add_reg_note.
11215 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11216 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11218 * config/arm/gentune.sh: Add cast to enum type.
11219 * config/arm/arm-tune.md: Rebuild.
11220 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11221 (ix86_split_fp_branch, predict_jump): Likewise.
11222 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11223 insn_code to enum rtx_code.
11224 (ix86_builtin_vectorized_function): Add cast to enum type.
11225 * config/i386/i386.md (truncdfsf2): Change slot to enum
11227 (truncxf<mode>2, isinf<mode>2): Likewise.
11228 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11230 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11231 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11232 (insert_bundle_state): Change 1 to INSERT in function call.
11233 (ia64_add_bundle_selector_before): Likewise.
11234 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11235 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11236 (restore_stack_nonlocal): Likewise.
11237 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11239 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11241 (mips_rtx_costs): Likewise.
11242 (mips_override_options): Add casts to enum type.
11243 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11245 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11246 (store_reg, set_reg_plus_d): Likewise.
11247 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11248 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11250 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11252 (emit_unlikely_jump): Use add_reg_note.
11253 (rs6000_emit_allocate_stack): Likewise.
11254 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11255 (output_toc): Change 1 to INSERT in function call.
11256 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11257 (rs6000_initialize_trampoline): Likewise.
11258 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11260 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11261 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11262 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11263 (save_gprs): Use add_reg_note.
11264 (s390_emit_prologue): Likewise.
11265 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11266 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11267 (sparc_fold_builtin): Add cast to enum type.
11268 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11270 (spu_expand_prologue): Use add_reg_note.
11271 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11273 2009-04-20 Ian Lance Taylor <iant@google.com>
11275 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11276 (c_parser_postfix_expression_after_primary): Get VEC for list of
11277 arguments. Get original types of arguments. Call
11278 build_function_call_vec.
11279 (cached_expr_list_1, cached_expr_list_2): New static variables.
11280 (c_parser_expr_list): Change return type to VEC *. Add
11281 p_orig_types parameter. Change all callers.
11282 (c_parser_release_expr): New static function.
11283 (c_parser_vec_to_tree_list): New static function.
11284 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11285 call build_function_call_vec.
11286 (build_function_call_vec): New function, based on old
11287 build_function_call.
11288 (convert_arguments): Remove nargs and argarray parameters. Change
11289 values to a VEC. Add origtypes parameter.
11290 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11291 (convert_for_assignment): Add origtype parameter. Change all
11292 callers. If warn_cxx_compat, check for conversion to an enum
11293 type when calling a function.
11294 (store_init_value): Add origtype parameter. Change all callers.
11295 (digest_init): Likewise.
11296 (struct init_node): Add origtype field.
11297 (add_pending_init): Add origtype parameter. Change all callers.
11298 (output_init_element): Likewise.
11299 (output_pending_init_elements): Pass origtype from init_node to
11300 output_init_element.
11301 (process_init_element): Pass origtype from c_expr to
11302 output_init_element.
11303 (c_finish_return): Add origtype parameter. Change all callers.
11304 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11306 (sync_resolve_params): Likewise.
11307 (sync_resolve_return): Change params to first_param. Change caller.
11308 (resolve_overloaded_builtins): Change params to VEC *. Change
11309 callers. Save first parameter around call to build_function_call_vec.
11310 * c-decl.c (finish_decl): Add origtype parameter. Change all
11311 callers. Call build_function_call_vec rather than
11312 build_function_call for cleanup.
11313 * c-tree.h: Update declarations.
11314 * c-common.h: Update declarations.
11315 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11316 params to first_param.
11317 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11318 params parameter from tree to void *.
11319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11320 Change arglist parameter to have type void *, and to be a pointer
11322 * config/rs6000/rs6000-protos.h
11323 (altivec_resolve_overloaded_builtin): Update declaration.
11324 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11325 fnargs parameter to have type void *, and to be a pointer to a
11326 VEC. Call build_function_call_vec instead of
11327 build_function_call.
11328 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11330 2009-04-20 Joey Ye <joey.ye@intel.com>
11331 Xuepeng Guo <xuepeng.guo@intel.com>
11332 H.J. Lu <hongjiu.lu@intel.com>
11334 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11336 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11337 (IX86_LEA_PRIORITY): Likewise.
11338 (distance_non_agu_define): New function.
11339 (distance_agu_use): Likewise.
11340 (ix86_lea_for_add_ok): Likewise.
11341 (ix86_dep_by_shift_count): Likewise.
11343 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11344 should split for LEA.
11346 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11348 (ix86_dep_by_shift_count): Likewise.
11350 2009-04-20 Richard Guenther <rguenther@suse.de>
11352 * expr.c (handled_component_p): Move ...
11353 * tree.h (handled_component_p): ... here.
11354 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11355 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11356 and REALPART_EXPR to be in one group.
11358 2009-04-20 Richard Guenther <rguenther@suse.de>
11360 * basic-block.h (get_all_dominated_blocks): Declare.
11361 * dominance.c (get_all_dominated_blocks): New function.
11362 * tree-cfg.c (get_all_dominated_blocks): Remove.
11363 (remove_edge_and_dominated_blocks): Adjust.
11364 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11365 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11366 instead of recursing.
11368 2009-04-20 Doug Kwan <dougkwan@google.com>
11370 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11371 (struct cgraph_node_set_def): New type.
11372 (cgraph_node_set) New type. Also declare vector functions.
11373 (struct cgraph_node_set_element_def): New type.
11374 (cgraph_node_set_element): Ditto.
11375 (cgraph_node_set_iterator): New iterator type.
11376 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11377 cgraph_node_set_remove, dump_cgraph_node_set,
11378 debug_cgraph_node_set): New prototypes.
11379 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11380 cgraph_node_set_size): New inlines.
11381 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11382 including cgraph.h.
11383 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11384 argument to function 'write_summary'.
11385 * ipa.c: Include ggc.h.
11386 (hash_cgraph_node_set_element,
11387 eq_cgraph_node_set_element, cgraph_node_set_new,
11388 cgraph_node_set_add, cgraph_node_set_remove,
11389 cgraph_node_set_find, dump_cgraph_node_set,
11390 debug_cgraph_node_set): New functions.
11391 * Makefile.in (ipa.o): Add dependency on GGC_H.
11393 2009-04-20 Ira Rosen <irar@il.ibm.com>
11395 PR tree-optimization/39675
11396 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11397 check of the return code of vect_schedule_slp. Check that
11398 stmt_vec_info still exists for the statement, before checking its
11399 vectorization type.
11401 2009-04-20 Michael Matz <matz@suse.de>
11403 * Makefile.in (generated_files): Take out $(simple_generated_c).
11405 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11407 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11408 (UINTPTR_TYPE): Likewise.
11410 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11413 * c-typeck.c (digest_init): Check for initializing an array with a
11416 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11419 * c-semantics.c (pop_stmt_list): Propagate
11420 STATEMENT_LIST_HAS_LABEL to parent statement list.
11422 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11424 * config/mips/mips.h (mips_tune_attr): New macro.
11425 * config/mips/mips.md (cpu): Use it.
11427 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11430 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11433 2009-04-19 Diego Novillo <dnovillo@google.com>
11435 * toplev.c (compile_file): Move call to coverage_finish ...
11436 * cgraphunit.c (ipa_passes): ... here.
11437 Call cgraph_process_new_functions.
11438 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11439 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11441 2009-04-19 Jan Hubicka <jh@suse.cz>
11443 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11445 (dump_cgraph_node): Dump can throw external flag.
11446 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11448 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11452 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11453 * common.opt (Wlogical-op): Move from here...
11454 * c.opt (Wlogical-op): ... to here.
11455 * c-typeck.c (parser_build_binary_op): Update call to
11456 warn_logical_operator.
11457 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11459 * c-common.c (warn_logical_op): Update.
11460 * c-common.h (warn_logical_op): Update declaration.
11462 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11464 * tree.c (protected_set_expr_location): Fix formatting.
11466 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11469 * c-typeck.c (readonly_warning): new.
11470 (build_unary_op, build_modify_expr): Use readonly_warning for
11471 storing into something readonly but not const-qualified.
11473 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11476 * c-typeck.c (build_unary_op): Check for taking address of
11477 expression of type void.
11479 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11482 * c-typeck.c (build_function_call): Check for calling a function
11483 with qualified void return types. Call require_complete_type when
11486 2009-04-18 Jan Hubicka <jh@suse.cz>
11488 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11490 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11491 can_throw_external flag.
11492 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11493 * ipa-pure-const.c (ignore_edge): New function.
11494 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11495 only over can_throw_external edges.
11496 (local_pure_const): Add nothrow flag.
11497 * ipa-utils.c (searchc): Add ignore_edge callback.
11498 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11499 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11500 (set_nothrow_function_flags): Update cgraph.
11501 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11503 2009-04-18 Richard Guenther <rguenther@suse.de>
11505 PR middle-end/39804
11506 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11507 (fold_stmt): ... this and ...
11508 (fold_stmt_inplace): ... this.
11509 (fold_stmt_1): Fold references in calls and asms.
11510 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11512 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11514 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11515 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11517 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11519 * tree.c (function_args_count): Remove.
11520 * tree.h: Remove the prototype for function_args_count.
11522 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11524 * tree-iterator.c (expr_only): Remove.
11525 * tree.h: Remove the prototype for expr_only.
11527 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11529 * reginfo.c (cannot_change_mode_set_regs): Remove.
11530 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11532 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11534 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11535 whether operands 0 and 1 overlaps.
11537 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11539 PR middle-end/36902
11540 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11541 pointer. Use warning_at instead of warning.
11542 (search_for_addr_array): Likewise.
11543 (check_array_bounds): Likewise.
11544 (check_all_array_refs): Check that the incoming edge is not in the
11545 list of edges to be removed.
11546 (check_all_array_refs): Avoid the temporal pointer.
11547 (vrp_visit_cond_stmt): Fix typo.
11548 (simplify_switch_using_ranges): Handle the case where the switch
11549 index is an integer constant.
11551 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11553 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11555 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11557 * doc/extend.texi, doc/invoke.texi: Fix typos.
11559 2009-04-17 Cary Coutant <ccoutant@google.com>
11561 * tree-flow-inline.h (get_lineno): Fix inverted test.
11563 2009-04-17 Diego Novillo <dnovillo@google.com>
11565 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11566 assertion for AVAIL_OUT.
11568 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11571 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11572 * config/sh/linux-atomic.asm: Likewise.
11574 2009-04-17 Diego Novillo <dnovillo@google.com>
11576 * except.c (debug_eh_tree): New.
11577 (struct eh_region, struct eh_status): Move ...
11578 * except.h: ... here.
11579 (add_type_for_runtime): Declare extern.
11580 (lookup_type_for_runtime): Likewise.
11581 (debug_eh_tree): Declare.
11582 * Makefile.in (GTFILES): List except.h before except.c
11584 2009-04-17 Diego Novillo <dnovillo@google.com>
11586 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11587 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11588 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11589 (find_vars_r): ... here.
11590 * tree-flow.h (find_referenced_vars_in): Declare.
11591 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11592 that AVAIL_OUT exists for BLOCK.
11593 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11594 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11595 (tree-parloops.o): Likewise.
11597 2009-04-17 Simon Baldwin <simonb@google.com>
11599 * toplev.c (default_tree_printer): Add handling for %E format.
11601 2009-04-17 Diego Novillo <dnovillo@google.com>
11603 * tree-pretty-print.c (dump_generic_node): Add break after
11604 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11605 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11606 FUNCTION_TYPE together. Call print_struct_decl when printing
11607 structures and TDF_SLIM is not given.
11608 (print_struct_decl): Fix logic for detecting recursion.
11610 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11613 * gcc.c (create_at_file): New.
11614 (compile_input_file_p): New.
11615 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11616 * main.c (main): Update call to toplev_main.
11617 * toplev.c (toplev_main): Change signature. Call expandargv.
11618 * toplev.h (toplev_main): Change signature.
11620 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11622 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11623 if the latter is not constant.
11625 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11627 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11629 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11631 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11632 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11634 2009-04-17 Richard Guenther <rguenther@suse.de>
11636 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11637 Handle component references view-converting an invariant address.
11639 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11641 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11642 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11643 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11644 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11645 Use @deftypevr rather than @deftypevar.
11647 2009-04-17 Richard Guenther <rguenther@suse.de>
11649 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11650 (get_prop_source_stmt): Likewise.
11651 (can_propagate_from): Likewise.
11653 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11655 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11656 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11657 (--with-multilib-list): Add default value.
11658 * configure: Regenerate.
11659 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11660 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11661 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11662 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11663 Don't add default cpu to multilib list unnecessarily, but do enable
11664 the relevant compiler option..
11665 Add support for --with-multilib-list=<blank> and
11666 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11667 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11668 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11669 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11670 TM_MULTILIB_CONFIG.
11671 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11672 (MULTILIB_OSDIRNAMES): New variable.
11673 * config/sh/t-1e: Delete file.
11674 * config/sh/t-mlib-sh1: Delete file.
11675 * config/sh/t-mlib-sh2: Delete file.
11676 * config/sh/t-mlib-sh2a: Delete file.
11677 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11678 * config/sh/t-mlib-sh2a-single: Delete file.
11679 * config/sh/t-mlib-sh2a-single-only: Delete file.
11680 * config/sh/t-mlib-sh2e: Delete file.
11681 * config/sh/t-mlib-sh3e: Delete file.
11682 * config/sh/t-mlib-sh4: Delete file.
11683 * config/sh/t-mlib-sh4-nofpu: Delete file.
11684 * config/sh/t-mlib-sh4-single: Delete file.
11685 * config/sh/t-mlib-sh4-single-only: Delete file.
11686 * config/sh/t-mlib-sh4a: Delete file.
11687 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11688 * config/sh/t-mlib-sh4a-single: Delete file.
11689 * config/sh/t-mlib-sh4a-single-only: Delete file.
11690 * config/sh/t-mlib-sh4al: Delete file.
11691 * config/sh/t-mlib-sh5-32media: Delete file.
11692 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11693 * config/sh/t-mlib-sh5-64media: Delete file.
11694 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11695 * config/sh/t-mlib-sh5-compact: Delete file.
11696 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11697 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11698 * doc/install.texi (Options specification): Add
11699 --with-multilib-list and --with-endian.
11701 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11703 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11705 (OBJS-common): Add plugin-version.o.
11706 (plugin-version.o): New.
11707 * gcc-plugin.h (plugin_gcc_version): New.
11708 (plugin_default_version_check): New.
11709 (plugin_init_func, plugin_init): Add version argument.
11710 * plugin-version.c: New.
11711 * plugin.c (str_plugin_gcc_version_name): New.
11712 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11713 pass it to the init function.
11714 (plugin_default_version_check): New.
11716 2009-04-17 Richard Guenther <rguenther@suse.de>
11718 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11719 for decl-vs-decl disambiguation.
11721 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11723 * config/s390/s390.h (s390_tune_attr): New macro definition.
11724 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11726 2009-04-17 Richard Guenther <rguenther@suse.de>
11728 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11729 (fold_stmt_r): Likewise.
11730 (maybe_fold_reference): New function.
11731 (fold_gimple_assign): Handle cases fold_stmt_r did.
11732 (fold_stmt): Do not use fold_stmt_r.
11733 (fold_stmt_inplace): Likewise.
11735 2009-04-17 Richard Guenther <rguenther@suse.de>
11737 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11738 (record_equivalences_from_stmt): Remove useless checks and
11740 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11741 the type is already suitable.
11743 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11745 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11747 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11749 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11750 (CMPtype): Define as __gcc_CMPtype.
11752 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11754 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11755 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11757 2009-04-17 Richard Guenther <rguenther@suse.de>
11759 PR tree-optimization/39746
11760 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11761 special-casing for builtins and static variable use/def.
11762 (call_may_clobber_ref_p_1): Likewise.
11764 2009-04-16 Ian Lance Taylor <iant@google.com>
11766 * df.h: Include "timevar.h".
11767 (struct df_problem): Change tv_id field to timevar_id_t.
11768 * tree-pass.h: Include "timevar.h".
11769 (struct opt_pass): Change tv_id field to timevar_id_t.
11770 * timevar.h (timevar_id_t): Define TV_NONE.
11771 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11772 TV_NONE rather than tv_id != 0.
11773 (execute_one_pass): Likewise.
11774 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11775 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11776 dependencies to $(TREE_PASS_H).
11777 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11779 (pass_branch_target_load_optimize2): Likewise.
11780 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11781 (pass_outof_cfg_layout_mode): Likewise.
11782 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11783 (pass_rebuild_cgraph_edges): Likewise.
11784 (pass_remove_cgraph_callee_edges): Likewise.
11785 * df-core.c (pass_df_initialize_opt): Likewise.
11786 (pass_df_initialize_no_opt): Likewise.
11787 (pass_df_finish): Likewise.
11788 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11789 * except.c (pass_set_nothrow_function_flags): Likewise.
11790 (pass_convert_to_eh_region_ranges): Likewise.
11791 * final.c (pass_compute_alignments): Likewise.
11792 * function.c (pass_instantiate_virtual_regs): Likewise.
11793 (pass_init_function): Likewise.
11794 (pass_leaf_regs): Likewise.
11795 (pass_match_asm_constraints): Likewise.
11796 * gimple-low.c (pass_lower_cf): Likewise.
11797 (pass_mark_used_blocks): Likewise.
11798 * init-regs.c (pass_initialize_regs): Likewise.
11799 * integrate.c (pass_initial_value_sets): Likewise.
11800 * ira.c (pass_ira): Likewise.
11801 * jump.c (pass_cleanup_barriers): Likewise.
11802 * omp-low.c (pass_expand_omp): Likewise.
11803 (pass_lower_omp): Likewise.
11804 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11805 * recog.c (pass_split_all_insns): Likewise.
11806 (pass_split_after_reload): Likewise.
11807 (pass_split_before_regstack): Likewise.
11808 (pass_split_before_sched2): Likewise.
11809 (pass_split_for_shorten_branches): Likewise.
11810 * reginfo.c (pass_reginfo_init): Likewise.
11811 (pass_subregs_of_mode_init): Likewise.
11812 (pass_subregs_of_mode_finish): Likewise.
11813 * passes.c (pass_postreload): Likewise.
11814 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11815 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11816 (pass_warn_function_return): Likewise.
11817 (pass_warn_function_noreturn): Likewise.
11818 * tree-complex.c (pass_lower_complex): Likewise.
11819 (pass_lower_complex_O0): Likewise.
11820 * tree-if-conv.c (pass_if_conversion): Likewise.
11821 * tree-into-ssa.c (pass_build_ssa): Likewise.
11822 * tree-mudflap.c (pass_mudflap_1): Likewise.
11823 (pass_mudflap_2): Likewise.
11824 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11825 (pass_mudflap_2): Likewise.
11826 * tree-nrv.c (pass_return_slot): Likewise.
11827 * tree-object-size.c (pass_object_sizes): Likewise.
11828 * tree-optimize.c (pass_all_optimizations): Likewise.
11829 (pass_early_local_passes): Likewise.
11830 (pass_all_early_optimizations): Likewise.
11831 (pass_cleanup_cfg): Likewise.
11832 (pass_cleanup_cfg_post_optimizing): Likewise.
11833 (pass_free_datastructures): Likewise.
11834 (pass_free_cfg_annotations): Likewise.
11835 (pass_fixup_cfg): Likewise.
11836 (pass_init_datastructures): Likewise.
11837 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11838 (pass_late_warn_uninitialized): Likewise.
11839 (pass_update_address_taken): Likewise.
11840 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11841 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11842 (pass_cse_sincos): Likewise.
11843 (pass_convert_to_rsqrt): Likewise.
11844 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11845 * tree-stdarg.c (pass_stdarg): Likewise.
11846 * tree-tailcall.c (pass_tail_recursion): Likewise.
11847 (pass_tail_calls): Likewise.
11848 * tree-vect-generic.c (pass_lower_vector): Likewise.
11849 (pass_lower_vector_ssa): Likewise.
11850 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11852 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11854 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11856 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11858 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11859 logical and signext.
11861 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11864 * config/sh/predicates.md (arith_operand): Check if the operand
11865 of TRUNCATE is a REG.
11867 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11869 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11870 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11872 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11874 * tree-iterator.c (tsi_split_statement_list_after,
11875 tsi_split_statement_list_before): Remove.
11876 * tree-iterator.h: Remove the prototypes for
11877 tsi_split_statement_list_after and tsi_split_statement_list_before.
11879 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11881 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11882 * tree-ssa-propagate.h: Remove the prototype for
11883 stmt_makes_single_load.
11885 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11887 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11888 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11890 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11892 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11894 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11896 * except.c (eh_region_outer_p): Remove.
11897 * except.h: Remove the prototype for eh_region_outer_p.
11899 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11901 * function.c (current_function_assembler_name): Remove.
11902 * function.h: Remove the prototype for
11903 current_function_assembler_name.
11905 2009-04-16 Ian Lance Taylor <iant@google.com>
11907 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11908 (add_reg_note): Call alloc_reg_note.
11909 * rtl.h (alloc_reg_note): Declare.
11910 * combine.c (try_combine): Use alloc_reg_note.
11911 (recog_for_combine, move_deaths): Likewise.
11912 (distribute_notes): Use alloc_reg_note and add_reg_note.
11913 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11914 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11915 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11917 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11919 PR rtl-optimization/39762
11920 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11921 ira_may_move_out_cost): Add comments about way of their usage.
11922 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11924 * ira-conflicts.c (process_regs_for_copy): Use function
11925 ira_get_register_move_cost instead of global
11926 ira_register_move_cost.
11928 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11929 color_pass, move_spill_restore, update_curr_costs): Ditto.
11931 * ira-lives.c (process_single_reg_class_operands): Ditto.
11933 * ira-emit.c (emit_move_list): Ditto.
11935 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11936 (record_reg_classes): Ditto. Use functions
11937 ira_get_register_move_cost and ira_get_may_move_cost instead of
11938 global vars ira_register_move_cost, ira_may_move_out_cost and
11939 ira_may_move_in_cost.
11940 (record_address_regs): Don't call ira_init_register_move_cost.
11941 Use function ira_get_may_move_cost instead of global
11942 ira_may_move_in_cost.
11943 (process_bb_node_for_hard_reg_moves): Use function
11944 ira_get_register_move_cost instead of global ira_register_move_cost.
11945 (ira_costs): Don't call ira_init_register_move_cost.
11947 2009-04-16 Richard Guenther <rguenther@suse.de>
11949 * tree-cfg.c (verify_gimple_assign_binary):
11950 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11951 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11952 (create_general_new_stmt): Note that this function is broken.
11954 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11956 * common.opt (fhelp): Add Var(help_flag).
11957 * gcc-plugin.h (plugin_info): Add help.
11958 * plugin.c (plugin_name_args): Add help.
11959 (register_plugin_info): Set plugin->help.
11960 (print_help_one_plugin): New.
11961 (print_plugins_help): New.
11962 * plugin.h (print_plugins_help): New.
11963 * toplev.c (toplev_main): Call print_plugins_help if needed.
11965 2009-04-16 Richard Guenther <rguenther@suse.de>
11967 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11968 (gimple_ior_addresses_taken_1): New function.
11969 (gimple_ior_addresses_taken): Likewise.
11970 * gimple.h (struct gimple_statement_with_ops_base): Remove
11971 addresses_taken member.
11972 (gimple_ior_addresses_taken): Declare.
11973 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11974 gimple_set_addresses_taken): Remove.
11975 * ipa-reference.c (mark_address): New function.
11976 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11977 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11978 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11979 (gimple_add_to_addresses_taken): Remove.
11980 (get_tmr_operands): Call mark_address_taken.
11981 (get_asm_expr_operands): Likewise.
11982 (get_expr_operands): Likewise.
11983 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11984 (free_stmt_operands): Do not free it.
11985 * tree-ssa.c (delete_tree_ssa): Likewise.
11986 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11988 2009-04-16 Richard Guenther <rguenther@suse.de>
11990 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11991 (walk_stmt_load_store_ops): Likewise.
11992 * gimple.c (get_base_loadstore): New function.
11993 (walk_stmt_load_store_addr_ops): Likewise.
11994 (walk_stmt_load_store_ops): Likewise.
11995 * ipa-pure-const.c (check_op): Simplify.
11996 (check_load, check_store): New functions.
11997 (check_stmt): Use walk_stmt_load_store_ops.
11998 * ipa-reference.c (mark_load): Adjust signature.
11999 (mark_store): Likewise.
12000 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12002 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12004 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12005 (plugin_info): New.
12006 * opts.c (common_handle_option): Don't call print_version.
12007 * plugin.c (plugin_name_args): Add version.
12008 (register_plugin_info): New.
12009 (register_callback): Handle PLUGIN_INFO.
12010 (try_init_one_plugin): New.
12011 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12013 (finalize_one_plugin): New.
12014 (finalize_plugins): New.
12015 (print_one_plugin): New.
12016 (print_plugins_versions): New.
12017 * plugin.h (print_plugins_versions): New.
12018 (finalize_plugins): New.
12019 * toplev.c (compile_file): Don't call initialize_plugins.
12020 (print_version): Call print_plugins_versions.
12021 (toplev_main): Call initialize_plugins. Print version if needed.
12022 Call finalize_plugins.
12024 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12026 * common.opt (fversion): New.
12027 * gcc.c (print_version): New.
12028 (process_command): Don't print the version. Just set print_version.
12029 (main): Print version. Call subprocesses if print_version and
12030 verbose_flag are set.
12031 * opts.c (common_handle_option): Handle OPT_fversion.
12033 2009-04-16 Richard Guenther <rguenther@suse.de>
12034 Ira Rosen <irar@il.ibm.com>
12036 PR tree-optimization/39698
12037 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12038 type of the reduction variable. Only generate the def if
12041 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12042 make sure to first convert to an integer of the same precision.
12043 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12044 the type of the evolution correctly in computing the new
12045 induction variable base.
12047 2009-04-16 Richard Guenther <rguenther@suse.de>
12049 PR middle-end/39625
12050 * tree-cfg.c (make_blocks): Split statements with to-be
12051 abnormal SSA names on the lhs.
12053 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12055 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12056 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12057 * c-typeck.c (really_start_incremental_init): Likewise.
12058 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12059 (TARGET_INITIALIZER): Remove it.
12060 * target.h (struct target): Remove vector_opaque_p.
12061 * tree.c (build_opaque_vector_type): New.
12062 * tree.h (TYPE_VECTOR_OPAQUE): New.
12063 (build_opaque_vector_type): Declare.
12064 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12065 * config/rs6000/rs6000.c (build_opaque_vector_type,
12066 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12067 (rs6000_init_builtins): Use build_opaque_vector_type for
12068 opaque_V4SI_type_node.
12070 2009-04-15 Catherine Moore <clm@codesourcery.com>
12072 * debug.h (set_name): Declare.
12073 * dwarf2out.c (dwarf2out_set_name): Declare.
12074 (dwarf2_debug_hooks): Add set_name.
12075 (find_AT_string): New.
12076 (add_AT_string): Call find_AT_string.
12077 (dwarf2out_set_name): New.
12078 * cp/decl.c (grokdeclarator): Call set_name.
12079 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12080 * debug.c (do_nothing_debug_hooks): Likewise.
12081 * dbxout.c (dbx_debug_hooks): Likewise.
12082 * sdbout.c (sdb_debug_hooks): Likewise.
12084 2009-04-15 Michael Eager <eager@eagercon.com>
12086 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12087 reg for single-precision FPU.
12088 * config/rs6000/rs6000.md (movsi_internal1): Only for
12089 !TARGET_SINGLE_FPU.
12090 (movsi_internal1_single): New. Add pattern to move SI values to/from
12091 single-precision FP regs.
12093 2009-04-15 Richard Guenther <rguenther@suse.de>
12095 * omp-low.c (lower_rec_input_clauses): Build correct address
12097 (expand_omp_for_generic): Fix multiplication type.
12098 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12099 (generate_memset_zero): Fix types.
12100 * tree-profile.c (prepare_instrumented_value): Correctly
12103 2009-04-15 Ian Lance Taylor <iant@google.com>
12105 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12106 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12107 for -Wall and for -Wc++-compat.
12108 (c_common_post_options): For C++, set warn_enum_compare if not
12110 * c-tree.h (struct c_expr): Add field original_type.
12111 (build_external_ref): Update declaration.
12112 * c-parser.c (c_parser_braced_init): Set original_type.
12113 (c_parser_initelt): Likewise.
12114 (c_parser_expr_no_commas): Likewise.
12115 (c_parser_conditional_expression): Likewise.
12116 (c_parser_cast_expression): Likewise.
12117 (c_parser_unary_expression): Likewise. Pull setting of
12118 original_code to top of function.
12119 (c_parser_sizeof_expression): Set original_type.
12120 (c_parser_alignof_expression): Likewise.
12121 (c_parser_postfix_expression): Likewise. Pull setting of
12122 original_code to top of function.
12123 (c_parser_postfix_expression_after_paren_type): Set original_type.
12124 (c_parser_postfix_expression_after_primary): Likewise.
12125 (c_parser_expression): Likewise.
12126 * c-typeck.c (build_external_ref): Add type parameter. Change all
12128 (c_expr_sizeof_expr): Set original_type field.
12129 (parser_build_unary_op): Likewise.
12130 (parser_build_binary_op): Likewise. Optionally warn about
12131 comparisons of enums of different types.
12132 (digest_init): Set original_type field.
12133 (really_start_incremental_init): Likewise.
12134 (push_init_level, pop_init_level): Likewise.
12135 * doc/invoke.texi (Warning Options): -Wenum-compare now
12138 2009-04-15 Richard Guenther <rguenther@suse.de>
12140 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12141 out a necessary conversion.
12142 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12143 names we didn't value number.
12144 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12146 2009-04-15 Richard Guenther <rguenther@suse.de>
12148 PR tree-optimization/39764
12149 * tree-ssa-ccp.c (get_value): Canonicalize value with
12150 canonicalize_float_value.
12152 2009-04-15 Jan Hubicka <jh@suse.cz>
12154 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12155 Wrong version of patch.
12157 2009-04-15 Jan Hubicka <jh@suse.cz>
12159 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12161 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12163 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12164 our distinct integral and vector types.
12166 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12168 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12169 * init.c (build_vtbl_address): Remove call to assemble_external.
12171 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12173 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12174 output for other floating point modes.
12176 2009-04-14 Diego Novillo <dnovillo@google.com>
12178 * diagnostic.c (diagnostic_report_diagnostic): Do not
12179 warn about loaded plugins for DK_ERROR and DK_WARNING.
12180 * c-decl.c (declspecs_add_type): Move call to
12181 invoke_plugin_callbacks ...
12182 * c-parser.c (c_parser_declspecs): ... here.
12183 * plugin.c (dump_active_plugins): Tidy output.
12185 2009-04-14 Diego Novillo <dnovillo@google.com>
12186 Le-Chun Wu <lcwu@google.com>
12188 * configure.ac: Add --enable-plugin support.
12189 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12190 * Makefile.in (PLUGIN_H): Define.
12191 Export ENABLE_PLUGIN and GMPINC to site.exp.
12192 Add PLUGINLIBS to link command.
12193 Add/modify dependencies for plugin.o and files including plugin.h.
12195 * config.in: Regenerate.
12197 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12200 2009-04-14 Le-Chun Wu <lcwu@google.com>
12202 * tree-pass.h (register_one_dump_file): Add a prototype for
12203 register_one_dump_file.
12204 * toplev.c (compile_file): Call initialize_plugins.
12205 (do_compile): Call invoke_plugin_callbacks.
12206 (toplev_main): Call invoke_plugin_callbacks.
12207 * common.opt: Add -fplugin= and -fplugin-arg-.
12208 * gcc-plugin.h: New public header file for plugins to include.
12209 * plugin.c: New source file.
12210 * plugin.h: New internal header file.
12211 * passes.c (register_one_dump_file): Make it external.
12213 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12215 2009-04-14 Diego Novillo <dnovillo@google.com>
12217 * doc/plugins.texi: New.
12218 * doc/gccint.texi: Add reference to Plugins chapter.
12219 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12220 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12221 loaded plugins, if any.
12222 * timevar.def (TV_PLUGIN_INIT): Define.
12223 (TV_PLUGIN_RUN): Define.
12224 * plugin.c: Include timevar.h
12225 (plugins_active_p): New.
12226 (dump_active_plugins): New.
12227 (debug_active_plugins): New.
12229 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12231 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12233 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12235 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12237 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12238 the same as a minus without a shift.
12240 2009-04-14 Nick Clifton <nickc@redhat.com>
12242 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12243 comparisons with small integers will always produce a short
12246 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12249 2008-12-19 Diego Novillo <dnovillo@google.com>
12251 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12253 2009-04-14 Richard Guenther <rguenther@suse.de>
12255 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12257 (verify_gimple_assign_binary): Likewise. Handle shifts and
12259 (verify_gimple_phi): Print the mismatched argument position.
12260 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12262 (vect_update_init_of_dr): Likewise.
12263 * matrix-reorg.c (transform_access_sites): Do what the
12265 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12267 2009-04-13 Michael Eager <eager@eagercon.com>
12269 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12270 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12271 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12272 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12273 remove duplicate config
12275 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12277 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12278 file_name:line_number type locator of the call site.
12280 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12282 * genautomata.c: Put blank after comma.
12283 (automaton_decls): New.
12284 (struct unit_usage): Add comments to member next.
12285 (store_alt_unit_usage): Keep the list ordered.
12286 (unit_present_on_list_p, equal_alternatives_p): New.
12287 (check_regexp_units_distribution): Check units distribution
12288 correctness correctly.
12289 (main): Don't write automata if error is found. Return correct
12292 * config/m68k/cf.md (cfv4_ds): Remove.
12293 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12294 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12296 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12297 power4-load-ext, power4-store, power4-store-update,
12298 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12299 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12300 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12301 power4-sqrt, power4-isync): Modify reservation to make correct
12302 unit distribution to automata.
12304 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12305 power5-store-update, power5-two, power5-three, power5-lmul,
12306 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12308 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12310 * except.c (pass_set_nothrow_function_flags): Set name and add
12312 (set_nothrow_function_flags): Mention in the dump file when
12313 changing a function to nothrow.
12315 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12318 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12319 instead of unsigned long.
12321 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12323 * config/arm/arm.c (return_used_this_function): Remove.
12324 (arm_output_function_prologue): Remove use of
12325 return_used_this_function.
12326 (output_return_instruction): Replace use of
12327 return_used_this_function
12328 by cfun->machine->return_used_this_function.
12329 (arm_output_epilogue): Likewise.
12330 (arm_output_function_epilogue): Likewise.
12331 (thumb_unexpanded_epilogue): Likewise.
12332 * config/arm/arm.h (struct machine_function):
12333 New member return_used_this_function.
12335 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12337 * doc/install.texi: Correct description of default directory for
12338 --with-gxx-include-dir.
12340 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12342 * fold-const.c (build_range_check): Properly deal with enumeral and
12343 boolean base types.
12345 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12347 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12348 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12349 * params.h (MAX_GCSE_PASSES): Remove.
12350 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12351 in sequence. Remove ability to run multiple passes.
12352 (bypass_jumps): Report run as third CPROP pass.
12354 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12356 PR middle-end/39651
12357 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12358 when deciding whether the whole SEQUENCE can throw.
12360 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12363 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12364 offseted label references.
12366 2009-04-11 Jan Hubicka <jh@suse.cz>
12368 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12370 2009-04-11 Richard Guenther <rguenther@suse.de>
12372 PR middle-end/39732
12373 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12374 return variables as TREE_ADDRESSABLE.
12376 2009-04-11 Richard Guenther <rguenther@suse.de>
12378 PR tree-optimization/39713
12379 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12380 reference trees have SSA_NAME operands.
12382 2009-04-11 Richard Guenther <rguenther@suse.de>
12385 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12386 address expressions.
12388 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12390 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12391 match changes in Cygwin 1.7
12392 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12393 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12395 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12397 PR tree-optimization/39701
12398 * doc/invoke.texi (Optimization Options): Document change in
12399 meaning and initialization of -fdelete-null-pointer-checks.
12401 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12403 PR middle-end/39701
12404 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12406 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12409 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12411 2009-04-10 Chao-ying Fu <fu@mips.com>
12413 * doc/tm.texi (Instruction Output): Document
12414 TARGET_ASM_FINAL_POSTSCAN_INSN.
12415 * target.h (final_postscan_insn): New field in asm_out.
12416 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12417 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12418 * final.c (final_scan_insn): Call
12419 targetm.asm_out.final_postscan_insn after outputting
12420 an asm macro and a normal instruction.
12422 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12423 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12424 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12425 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12426 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12428 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12430 PR middle-end/39701
12431 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12432 variables as non-NULL even with -fdelete-null-pointer-checks.
12434 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12436 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12438 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12441 * config/i386/i386.c (classify_argument): Handle SCmode with
12442 (bit_offset % 64) != 0.
12444 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12446 * doc/invoke.texi (Optimize Options): Add cross-reference to
12447 -Q --help=optimizers examples.
12449 2009-04-10 Ben Elliston <bje@au.ibm.com>
12452 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12453 regalign for the reg == fpr and TDmode case.
12455 2009-04-09 David Ayers <ayers@fsfe.org>
12458 * objc/objc-act.c (warn_with_method): Remove helper function.
12459 (check_duplicates): Call warning and inform directly.
12460 (really_start_method): Likewise.
12462 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12464 * expmed.c (expand_divmod): Always use a comparison for a division
12465 by a large unsigned integer.
12467 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12468 for things others than variables or functions as nonzero.
12470 2009-04-09 Nick Clifton <nickc@redhat.com>
12472 * unwind-compat.c: Change copyright header to refer to version
12473 3 of the GNU General Public License with version 3.1 of the
12474 GCC Runtime Library Exception and to point readers at the
12475 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12476 * config/alpha/crtfastmath.c: Likewise.
12477 * config/alpha/linux-unwind.h: Likewise.
12478 * config/alpha/qrnnd.asm: Likewise.
12479 * config/alpha/vms-crt0-64.c: Likewise.
12480 * config/alpha/vms-crt0.c: Likewise.
12481 * config/alpha/vms-dwarf2.asm: Likewise.
12482 * config/alpha/vms-dwarf2eh.asm: Likewise.
12483 * config/alpha/vms-psxcrt0-64.c: Likewise.
12484 * config/alpha/vms-psxcrt0.c: Likewise.
12485 * config/alpha/vms_tramp.asm: Likewise.
12486 * config/arc/initfini.c: Likewise.
12487 * config/arc/lib1funcs.asm: Likewise.
12488 * config/arm/bpabi-v6m.S: Likewise.
12489 * config/arm/bpabi.S: Likewise.
12490 * config/arm/bpabi.c: Likewise.
12491 * config/arm/crti.asm: Likewise.
12492 * config/arm/crtn.asm: Likewise.
12493 * config/arm/ieee754-df.S: Likewise.
12494 * config/arm/ieee754-sf.S: Likewise.
12495 * config/arm/lib1funcs.asm: Likewise.
12496 * config/arm/libunwind.S: Likewise.
12497 * config/arm/linux-atomic.c: Likewise.
12498 * config/arm/mmintrin.h: Likewise.
12499 * config/arm/pr-support.c: Likewise.
12500 * config/arm/unaligned-funcs.c: Likewise.
12501 * config/arm/unwind-arm.c: Likewise.
12502 * config/arm/unwind-arm.h: Likewise.
12503 * config/avr/libgcc.S: Likewise.
12504 * config/bfin/crti.s: Likewise.
12505 * config/bfin/crtlibid.s: Likewise.
12506 * config/bfin/crtn.s: Likewise.
12507 * config/bfin/lib1funcs.asm: Likewise.
12508 * config/bfin/linux-unwind.h: Likewise.
12509 * config/cris/arit.c: Likewise.
12510 * config/cris/cris_abi_symbol.c: Likewise.
12511 * config/darwin-64.c: Likewise.
12512 * config/darwin-crt2.c: Likewise.
12513 * config/darwin-crt3.c: Likewise.
12514 * config/darwin.h: Likewise.
12515 * config/dbxelf.h: Likewise.
12516 * config/dfp-bit.c: Likewise.
12517 * config/dfp-bit.h: Likewise.
12518 * config/elfos.h: Likewise.
12519 * config/fixed-bit.c: Likewise.
12520 * config/fixed-bit.h: Likewise.
12521 * config/fp-bit.c: Likewise.
12522 * config/fp-bit.h: Likewise.
12523 * config/fr30/crti.asm: Likewise.
12524 * config/fr30/crtn.asm: Likewise.
12525 * config/fr30/lib1funcs.asm: Likewise.
12526 * config/freebsd-spec.h: Likewise.
12527 * config/frv/cmovd.c: Likewise.
12528 * config/frv/cmovh.c: Likewise.
12529 * config/frv/cmovw.c: Likewise.
12530 * config/frv/frvbegin.c: Likewise.
12531 * config/frv/frvend.c: Likewise.
12532 * config/frv/lib1funcs.asm: Likewise.
12533 * config/glibc-stdint.h: Likewise.
12534 * config/h8300/clzhi2.c: Likewise.
12535 * config/h8300/crti.asm: Likewise.
12536 * config/h8300/crtn.asm: Likewise.
12537 * config/h8300/ctzhi2.c: Likewise.
12538 * config/h8300/fixunssfsi.c: Likewise.
12539 * config/h8300/lib1funcs.asm: Likewise.
12540 * config/h8300/parityhi2.c: Likewise.
12541 * config/h8300/popcounthi2.c: Likewise.
12542 * config/i386/ammintrin.h: Likewise.
12543 * config/i386/att.h: Likewise.
12544 * config/i386/avxintrin.h: Likewise.
12545 * config/i386/biarch64.h: Likewise.
12546 * config/i386/bmmintrin.h: Likewise.
12547 * config/i386/cpuid.h: Likewise.
12548 * config/i386/cross-stdarg.h: Likewise.
12549 * config/i386/crtfastmath.c: Likewise.
12550 * config/i386/crtprec.c: Likewise.
12551 * config/i386/cygming-crtbegin.c: Likewise.
12552 * config/i386/cygming-crtend.c: Likewise.
12553 * config/i386/cygwin.asm: Likewise.
12554 * config/i386/emmintrin.h: Likewise.
12555 * config/i386/gmm_malloc.h: Likewise.
12556 * config/i386/gthr-win32.c: Likewise.
12557 * config/i386/i386.h: Likewise.
12558 * config/i386/immintrin.h: Likewise.
12559 * config/i386/linux-unwind.h: Likewise.
12560 * config/i386/linux64.h: Likewise.
12561 * config/i386/mm3dnow.h: Likewise.
12562 * config/i386/mmintrin-common.h: Likewise.
12563 * config/i386/mmintrin.h: Likewise.
12564 * config/i386/nmmintrin.h: Likewise.
12565 * config/i386/pmm_malloc.h: Likewise.
12566 * config/i386/pmmintrin.h: Likewise.
12567 * config/i386/smmintrin.h: Likewise.
12568 * config/i386/sol2-c1.asm: Likewise.
12569 * config/i386/sol2-ci.asm: Likewise.
12570 * config/i386/sol2-cn.asm: Likewise.
12571 * config/i386/sol2-gc1.asm: Likewise.
12572 * config/i386/tmmintrin.h: Likewise.
12573 * config/i386/unix.h: Likewise.
12574 * config/i386/w32-unwind.h: Likewise.
12575 * config/i386/wmmintrin.h: Likewise.
12576 * config/i386/x86-64.h: Likewise.
12577 * config/i386/x86intrin.h: Likewise.
12578 * config/i386/xmmintrin.h: Likewise.
12579 * config/ia64/crtbegin.asm: Likewise.
12580 * config/ia64/crtend.asm: Likewise.
12581 * config/ia64/crtfastmath.c: Likewise.
12582 * config/ia64/crti.asm: Likewise.
12583 * config/ia64/crtn.asm: Likewise.
12584 * config/ia64/fde-glibc.c: Likewise.
12585 * config/ia64/lib1funcs.asm: Likewise.
12586 * config/ia64/linux-unwind.h: Likewise.
12587 * config/ia64/quadlib.c: Likewise.
12588 * config/ia64/unwind-ia64.c: Likewise.
12589 * config/linux.h: Likewise.
12590 * config/m32c/m32c-lib1.S: Likewise.
12591 * config/m32c/m32c-lib2-trapv.c: Likewise.
12592 * config/m32c/m32c-lib2.c: Likewise.
12593 * config/m32r/initfini.c: Likewise.
12594 * config/m68hc11/larith.asm: Likewise.
12595 * config/m68hc11/m68hc11-crt0.S: Likewise.
12596 * config/m68k/cf.md: Likewise.
12597 * config/m68k/crti.s: Likewise.
12598 * config/m68k/crtn.s: Likewise.
12599 * config/m68k/lb1sf68.asm: Likewise.
12600 * config/m68k/linux-unwind.h: Likewise.
12601 * config/mcore/crti.asm: Likewise.
12602 * config/mcore/crtn.asm: Likewise.
12603 * config/mcore/lib1.asm: Likewise.
12604 * config/mips/linux-unwind.h: Likewise.
12605 * config/mips/loongson.h: Likewise.
12606 * config/mips/mips16.S: Likewise.
12607 * config/mmix/crti.asm: Likewise.
12608 * config/mmix/crtn.asm: Likewise.
12609 * config/pa/fptr.c: Likewise.
12610 * config/pa/hpux-unwind.h: Likewise.
12611 * config/pa/lib2funcs.asm: Likewise.
12612 * config/pa/linux-atomic.c: Likewise.
12613 * config/pa/linux-unwind.h: Likewise.
12614 * config/pa/milli64.S: Likewise.
12615 * config/pa/quadlib.c: Likewise.
12616 * config/pa/stublib.c: Likewise.
12617 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12618 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12619 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12620 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12621 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12622 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12623 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12624 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12625 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12626 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12627 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12628 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12629 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12630 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12631 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12632 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12633 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12634 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12635 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12636 * config/rs6000/750cl.h: Likewise.
12637 * config/rs6000/altivec.h: Likewise.
12638 * config/rs6000/biarch64.h: Likewise.
12639 * config/rs6000/crtresfpr.asm: Likewise.
12640 * config/rs6000/crtresgpr.asm: Likewise.
12641 * config/rs6000/crtresxfpr.asm: Likewise.
12642 * config/rs6000/crtresxgpr.asm: Likewise.
12643 * config/rs6000/crtsavfpr.asm: Likewise.
12644 * config/rs6000/crtsavgpr.asm: Likewise.
12645 * config/rs6000/darwin-asm.h: Likewise.
12646 * config/rs6000/darwin-fallback.c: Likewise.
12647 * config/rs6000/darwin-fpsave.asm: Likewise.
12648 * config/rs6000/darwin-ldouble.c: Likewise.
12649 * config/rs6000/darwin-tramp.asm: Likewise.
12650 * config/rs6000/darwin-unwind.h: Likewise.
12651 * config/rs6000/darwin-vecsave.asm: Likewise.
12652 * config/rs6000/darwin-world.asm: Likewise.
12653 * config/rs6000/e500crtres32gpr.asm: Likewise.
12654 * config/rs6000/e500crtres64gpr.asm: Likewise.
12655 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12656 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12657 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12658 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12659 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12660 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12661 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12662 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12663 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12664 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12665 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12666 * config/rs6000/eabi-ci.asm: Likewise.
12667 * config/rs6000/eabi-cn.asm: Likewise.
12668 * config/rs6000/eabi.asm: Likewise.
12669 * config/rs6000/linux-unwind.h: Likewise.
12670 * config/rs6000/linux64.h: Likewise.
12671 * config/rs6000/paired.h: Likewise.
12672 * config/rs6000/paired.md: Likewise.
12673 * config/rs6000/ppc64-fp.c: Likewise.
12674 * config/rs6000/ppu_intrinsics.h: Likewise.
12675 * config/rs6000/rs6000.h: Likewise.
12676 * config/rs6000/si2vmx.h: Likewise.
12677 * config/rs6000/sol-ci.asm: Likewise.
12678 * config/rs6000/sol-cn.asm: Likewise.
12679 * config/rs6000/spe.h: Likewise.
12680 * config/rs6000/spu2vmx.h: Likewise.
12681 * config/rs6000/sysv4.h: Likewise.
12682 * config/rs6000/tramp.asm: Likewise.
12683 * config/rs6000/vec_types.h: Likewise.
12684 * config/s390/linux-unwind.h: Likewise.
12685 * config/s390/tpf-unwind.h: Likewise.
12686 * config/score/crti.asm: Likewise.
12687 * config/score/crtn.asm: Likewise.
12688 * config/sh/crt1.asm: Likewise.
12689 * config/sh/crti.asm: Likewise.
12690 * config/sh/crtn.asm: Likewise.
12691 * config/sh/divtab-sh4-300.c: Likewise.
12692 * config/sh/divtab-sh4.c: Likewise.
12693 * config/sh/divtab.c: Likewise.
12694 * config/sh/lib1funcs-4-300.asm: Likewise.
12695 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12696 * config/sh/lib1funcs.asm: Likewise.
12697 * config/sh/lib1funcs.h: Likewise.
12698 * config/sh/linux-atomic.asm: Likewise.
12699 * config/sh/linux-unwind.h: Likewise.
12700 * config/sh/shmedia.h: Likewise.
12701 * config/sh/sshmedia.h: Likewise.
12702 * config/sh/ushmedia.h: Likewise.
12703 * config/sparc/crtfastmath.c: Likewise.
12704 * config/sparc/linux-unwind.h: Likewise.
12705 * config/sparc/sol2-c1.asm: Likewise.
12706 * config/sparc/sol2-ci.asm: Likewise.
12707 * config/sparc/sol2-cn.asm: Likewise.
12708 * config/spu/divmodti4.c: Likewise.
12709 * config/spu/divv2df3.c: Likewise.
12710 * config/spu/float_disf.c: Likewise.
12711 * config/spu/float_unsdidf.c: Likewise.
12712 * config/spu/float_unsdisf.c: Likewise.
12713 * config/spu/float_unssidf.c: Likewise.
12714 * config/spu/mfc_multi_tag_release.c: Likewise.
12715 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12716 * config/spu/mfc_tag_release.c: Likewise.
12717 * config/spu/mfc_tag_reserve.c: Likewise.
12718 * config/spu/mfc_tag_table.c: Likewise.
12719 * config/spu/multi3.c: Likewise.
12720 * config/spu/spu_internals.h: Likewise.
12721 * config/spu/spu_intrinsics.h: Likewise.
12722 * config/spu/spu_mfcio.h: Likewise.
12723 * config/spu/vec_types.h: Likewise.
12724 * config/spu/vmx2spu.h: Likewise.
12725 * config/stormy16/stormy16-lib2.c: Likewise.
12726 * config/svr4.h: Likewise.
12727 * config/sync.c: Likewise.
12728 * config/v850/lib1funcs.asm: Likewise.
12729 * config/vxlib-tls.c: Likewise.
12730 * config/vxlib.c: Likewise.
12731 * config/vxworks-dummy.h: Likewise.
12732 * config/xtensa/crti.asm: Likewise.
12733 * config/xtensa/crtn.asm: Likewise.
12734 * config/xtensa/ieee754-df.S: Likewise.
12735 * config/xtensa/ieee754-sf.S: Likewise.
12736 * config/xtensa/lib1funcs.asm: Likewise.
12737 * config/xtensa/lib2funcs.S: Likewise.
12738 * config/xtensa/linux-unwind.h: Likewise.
12739 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12740 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12741 * coretypes.h: Likewise.
12742 * crtstuff.c: Likewise.
12743 * defaults.h: Likewise.
12744 * dwarf2.h: Likewise.
12745 * emutls.c: Likewise.
12746 * gbl-ctors.h: Likewise.
12747 * gcov-io.h: Likewise.
12748 * ginclude/float.h: Likewise.
12749 * ginclude/iso646.h: Likewise.
12750 * ginclude/stdarg.h: Likewise.
12751 * ginclude/stdbool.h: Likewise.
12752 * ginclude/stddef.h: Likewise.
12753 * ginclude/stdfix.h: Likewise.
12754 * ginclude/stdint-gcc.h: Likewise.
12755 * ginclude/tgmath.h: Likewise.
12756 * gthr-aix.h: Likewise.
12757 * gthr-dce.h: Likewise.
12758 * gthr-gnat.c: Likewise.
12759 * gthr-gnat.h: Likewise.
12760 * gthr-lynx.h: Likewise.
12761 * gthr-mipssde.h: Likewise.
12762 * gthr-nks.h: Likewise.
12763 * gthr-posix.c: Likewise.
12764 * gthr-posix.h: Likewise.
12765 * gthr-posix95.h: Likewise.
12766 * gthr-rtems.h: Likewise.
12767 * gthr-single.h: Likewise.
12768 * gthr-solaris.h: Likewise.
12769 * gthr-tpf.h: Likewise.
12770 * gthr-vxworks.h: Likewise.
12771 * gthr-win32.h: Likewise.
12772 * gthr.h: Likewise.
12773 * libgcc2.c: Likewise.
12774 * libgcc2.h: Likewise.
12775 * libgcov.c: Likewise.
12776 * tsystem.h: Likewise.
12777 * typeclass.h: Likewise.
12778 * unwind-c.c: Likewise.
12779 * unwind-compat.h: Likewise.
12780 * unwind-dw2-fde-compat.c: Likewise.
12781 * unwind-dw2-fde-darwin.c: Likewise.
12782 * unwind-dw2-fde-glibc.c: Likewise.
12783 * unwind-dw2-fde.c: Likewise.
12784 * unwind-dw2-fde.h: Likewise.
12785 * unwind-dw2.c: Likewise.
12786 * unwind-dw2.h: Likewise.
12787 * unwind-generic.h: Likewise.
12788 * unwind-pe.h: Likewise.
12789 * unwind-sjlj.c: Likewise.
12790 * unwind.inc: Likewise.
12791 * config/arm/neon-gen.ml: Change generated copyright header to
12792 refer to version 3 of the GNU General Public License with
12793 version 3.1 of the GCC Runtime Library Exception and to point
12794 readers at the COPYING3 and COPYING3.RUNTIME files and the
12795 FSF's license web page.
12796 * config/arm/arm_neon.h: Regenerate.
12798 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12800 * config/cris/cris.md: Change copyright header to refer to version
12801 3 of the GNU General Public License.
12802 * doc/install.texi2html: Change copyright header to refer to version
12803 3 of the GNU General Public License and to point readers at the
12804 COPYING3 file and the FSF's license web page.
12805 * config/vax/linux.h: Likewise.
12807 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12809 * config/i386/i386.md (cmpcc): New.
12810 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12811 (sync_compare_and_swap_cc*): Delete.
12813 * config/s390/s390.c (s390_compare_emitted): Remove.
12814 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12815 s390_compare_emitted used to be handled. Assert that modes match.
12816 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12817 refer to sync_compare_and_swap_ccsi.
12818 * config/s390/s390.h (s390_compare_emitted): Remove.
12819 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12820 instead of s390_compare_emitted.
12821 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12822 instead of s390_compare_emitted.
12823 * config/s390/s390.md (cmpcc): New.
12824 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12825 CC_REGNUM, do not pretend it's set.
12826 (sync_compare_and_swap_cc*): Delete.
12827 * config/s390/predicates.md (cc_reg_operand): New.
12829 * expr.c (sync_compare_and_swap_cc): Delete.
12830 * optabs.h (sync_compare_and_swap_cc): Delete.
12831 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12832 is being used with can_compare_p.
12833 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12834 (find_cc_set): New.
12835 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12836 look for a MODE_CC set instead. Use emit_store_flag.
12837 (expand_compare_and_swap_loop): Likewise, with some additional
12838 complication to avoid a force_reg when useless. Use
12839 emit_cmp_and_jump_insns.
12840 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12841 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12842 sync_compare_and_swap documentation.
12844 2009-04-09 Jan Hubicka <jh@suse.cz>
12846 * except.c (find_prev_try): Break out from ....
12847 (duplicate_eh_regions): ... here; properly update prev_try pointers
12848 when duplication part of tree.
12849 (dump_eh_tree): Improve dumping.
12850 (verify_eh_region): New.
12851 (verify_eh_tree): Use it.
12853 2009-04-06 Richard Guenther <rguenther@suse.de>
12855 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12856 &ARRAY addresses by adjusting their types and prepending
12858 * tree-cfg.c (verify_gimple_assign_single): Verify that
12859 addresses are correct.
12861 2009-04-09 Richard Guenther <rguenther@suse.de>
12863 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12864 indices into an array reference if possible.
12865 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12866 Fold POINTER_PLUS_EXPR statements with invariant address.
12868 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12871 * config.gcc (powerpc64-*-linux*): Always build biarch.
12873 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12876 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12877 it and pedwarn if this results in an INTEGER_CST.
12879 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12881 * doc/install.texi: Update minimum GMP version. Remove obsolete
12882 text in MPFR section.
12884 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12886 * dwarf2out.c (class_scope_p): New static inline.
12887 (class_or_namespace_scope_p): Use it.
12888 (gen_variable_die): Use DW_TAG_member tag for static data member
12889 declarations instead of DW_TAG_variable.
12891 PR middle-end/39573
12892 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12895 2009-04-08 Richard Guenther <rguenther@suse.de>
12897 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12898 valueize random data.
12900 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12902 * config.gcc (aix tm_file): Add aix-stdint.h.
12903 (aix tm clause use_gcc_stdint): Set to wrap.
12904 * config/rs6000/aix-stdint.h: New file.
12906 2009-04-08 Richard Guenther <rguenther@suse.de>
12908 PR middle-end/36291
12909 * tree-dfa.c (add_referenced_var): Do not recurse into
12910 global initializers.
12911 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12913 (fold_const_aggregate_ref): Likewise.
12915 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12917 * recog.c (ordered_comparison_operator): New.
12918 * gensupport.c (std_preds): Add it.
12919 * doc/md.texi (Machine-Independent Predicates): Document it.
12921 2009-04-08 Jan Hubicka <jh@suse.cz>
12923 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12924 * function.h (rtl_eh): Remove exception_handler_label_map.
12925 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12926 remove_exception_handler_label, for_each_eh_label_1): Remove.
12927 (rtl_remove_unreachable_regions): Remove.
12928 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12929 (find_exception_handler_labels): Don't build the hashtable.
12930 (maybe_remove_eh_handler): Remove.
12931 (for_each_eh_label): Rewrite to walk the tree.
12932 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12933 * except.h (maybe_remove_eh_handler): Remove.
12934 * passes.c (init_optimization_passes): Schedule second EH cleanup
12936 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12937 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12939 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12941 * genoutput.c (validate_optab_operands): New.
12942 (gen_insn, gen_expand): Call it.
12944 * genflags.c (gen_insn): Detect misused iterators.
12945 (main): Pass line_no to gen_insn, exit with status 1 on error.
12947 * genextract.c (line_no): Make global.
12948 (VEC_safe_set_locstr): Change assertion to error message.
12949 (main): Exit with status 1 on error.
12951 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12955 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12956 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12957 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12958 * c-convert.c (convert): Do not call fold on results of conversion
12959 functions when the result is a C_MAYBE_CONST_EXPR.
12960 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12961 of __builtin_choose_expr.
12962 * c-typeck.c (remove_c_maybe_const_expr): New.
12963 (build_unary_op, build_conditional_expr, build_compound_expr,
12964 build_binary_op, c_objc_common_truthvalue_conversion): Call
12965 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12968 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12970 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12971 CODE to produce a new one. Add a prototype to use fold_convert_const
12973 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12976 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12977 mix declarations and code.
12979 2009-04-08 Ben Elliston <bje@au.ibm.com>
12981 * gcc.c: Replace `CC' with `GCC' throughout.
12983 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12985 * doc/invoke.texi: Document Atom support.
12987 2009-04-07 Jason Merrill <jason@redhat.com>
12990 * c-common.h, c-common.c: Add flag_pretty_templates.
12991 * c-opts.c (c_common_handle_option): Set it.
12992 * c.opt: Add -fno-pretty-templates.
12993 * doc/invoke.texi (C++ Dialect Options): Likewise.
12995 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12997 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12998 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12999 (ia64_expand_builtin): Likewise.
13001 2009-04-07 Martin Jambor <mjambor@suse.cz>
13003 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13004 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13005 ADDR_EXPRS are include too.
13007 2009-04-07 Richard Guenther <rguenther@suse.de>
13009 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13010 decls are only used if passes as parameters or if they are
13011 local statics and the call is not to a builtin.
13012 (call_may_clobber_ref_p_1): Likewise.
13014 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13016 * expr.c (do_store_flag): Remove last argument. Simplify code
13017 to avoid duplication of tests already done by can_compare_p.
13018 (expand_expr_real_1): Adjust caller.
13020 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13022 * optabs.c (can_compare_p): Test the predicate of a
13023 cbranch and cstore pattern.
13025 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13027 * expr.c (convert_move): Use emit_store_flag instead of
13030 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13032 * config/i386/i386.c (ix86_compare_emitted): Remove.
13033 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13034 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13035 * config/i386/i386.h (ix86_compare_emitted): Remove.
13036 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13037 instead of ix86_compare_emitted.
13038 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13040 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13042 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13043 Add t-sysroot-suffix to tmake_file.
13044 * config/print-sysroot-suffix.sh: New file.
13045 * config/t-sysroot-suffix: New file.
13047 2009-04-07 Ben Elliston <bje@au.ibm.com>
13049 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13050 as the latter produces a warning when the target does not support
13053 2009-04-07 Ben Elliston <bje@au.ibm.com>
13055 * dfp.c: Replace type punning assignments with memcpy throughout.
13056 * Makefile.in (dfp.o-warn): Remove.
13058 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13061 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13062 Include soft-fp/t-softfp after rs6000/t-linux64.
13064 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13066 * stor-layout.c (set_sizetype): Use the full precision of their
13067 machine mode for bitsize types.
13069 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13071 * config/i386/i386.md: Revert 2 accidental checkins.
13073 2009-04-06 Joey Ye <joey.ye@intel.com>
13074 Xuepeng Guo <xuepeng.guo@intel.com>
13075 H.J. Lu <hongjiu.lu@intel.com>
13077 Atom pipeline model, tuning and insn selection.
13078 * config.gcc (atom): Add atom config options and target.
13080 * config/i386/atom.md: New.
13082 * config/i386/i386.c (atom_cost): New cost.
13083 (m_ATOM): New macro flag.
13084 (initial_ix86_tune_features): Set m_ATOM.
13085 (x86_accumulate_outgoing_args): Likewise.
13086 (x86_arch_always_fancy_math_387): Likewise.
13087 (processor_target): Add Atom cost.
13088 (cpu_names): Add Atom cpu name.
13089 (override_options): Set Atom ISA.
13090 (ix86_issue_rate): New case PROCESSOR_ATOM.
13091 (ix86_adjust_cost): Likewise.
13093 * config/i386/i386.h (TARGET_ATOM): New target macro.
13094 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13095 (TARGET_OPT_AGU): New target option.
13096 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13097 (processor_type): Add PROCESSOR_ATOM.
13099 * config/i386/i386.md (cpu): Add new value "atom".
13100 (use_carry, movu): New attr.
13101 (atom.md): Include atom.md.
13102 (adddi3_carry_rex64): Set attr "use_carry".
13103 (addqi3_carry): Likewise.
13104 (addhi3_carry): Likewise.
13105 (addsi3_carry): Likewise.
13106 (*addsi3_carry_zext): Likewise.
13107 (subdi3_carry_rex64): Likewise.
13108 (subqi3_carry): Likewise.
13109 (subhi3_carry): Likewise.
13110 (subsi3_carry): Likewise.
13111 (x86_movdicc_0_m1_rex64): Likewise.
13112 (*x86_movdicc_0_m1_se): Likewise.
13113 (x86_movsicc_0_m1): Likewise.
13114 (*x86_movsicc_0_m1_se): Likewise.
13115 (*adddi_1_rex64): Emit add insn as much as possible.
13116 (*addsi_1): Likewise.
13117 (return_internal): Set atom_unit.
13118 (return_internal_long): Likewise.
13119 (return_pop_internal): Likewise.
13120 (*rcpsf2_sse): Set atom_sse_attr attr.
13121 (*qrt<mode>2_sse): Likewise.
13122 (*prefetch_sse): Likewise.
13124 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13126 (ix86_target_macros_internal): Likewise.
13128 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13129 (*prefetch_sse_rex): Likewise.
13130 (sse_rcpv4sf2): Likewise.
13131 (sse_vmrcpv4sf2): Likewise.
13132 (sse_sqrtv4sf2): Likewise.
13133 (<sse>_vmsqrt<mode>2): Likewise.
13134 (sse_ldmxcsr): Likewise.
13135 (sse_stmxcsr): Likewise.
13136 (*sse_sfence): Likewise.
13137 (sse2_clflush): Likewise.
13138 (*sse2_mfence): Likewise.
13139 (*sse2_lfence): Likewise.
13140 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13141 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13142 (avx_movdqu<avxmodesuffix>): Likewise.
13143 (avx_lddqu<avxmodesuffix>): Likewise.
13144 (sse2_movntv2di): Change attr "type" to "ssemov".
13145 (sse2_movntsi): Likewise.
13146 (rsqrtv8sf2): Change attr "type" to "sseadd".
13147 (sse3_addsubv2df3): Set attr "atom_unit".
13148 (sse3_h<plusminus_insn>v4sf3): Likewise.
13149 (*sse2_pmaddwd): Likewise.
13150 (*vec_extractv2di_1_rex64): Likewise.
13151 (*vec_extractv2di_1_avx): Likewise.
13152 (sse2_psadbw): Likewise.
13153 (ssse3_phaddwv8hi3): Likewise.
13154 (ssse3_phaddwv4hi3): Likewise.
13155 (ssse3_phadddv4si3): Likewise.
13156 (ssse3_phadddv2si3): Likewise.
13157 (ssse3_phaddswv8hi3): Likewise.
13158 (ssse3_phaddswv4hi3): Likewise.
13159 (ssse3_phsubwv8hi3): Likewise.
13160 (ssse3_phsubwv4hi3): Likewise.
13161 (ssse3_phsubdv4si3): Likewise.
13162 (ssse3_phsubdv2si3): Likewise.
13163 (ssse3_phsubswv8hi3): Likewise.
13164 (ssse3_phsubswv4hi3): Likewise.
13165 (ssse3_pmaddubsw128): Likewise.
13166 (sse3_pmaddubsw: Likewise.
13167 (ssse3_palignrti): Likewise.
13168 (ssse3_palignrdi): Likewise.
13170 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13172 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13174 2009-04-06 Richard Guenther <rguenther@suse.de>
13176 PR tree-optimization/28868
13177 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13178 of which PHI results we inserted.
13179 (insert_into_preds_of_block): Record inserted PHIs.
13180 (eliminate): Eliminate redundant PHI nodes.
13181 (init_pre): Init inserted_phi_names.
13183 2009-04-06 Richard Guenther <rguenther@suse.de>
13185 PR tree-optimization/39643
13186 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13187 IMAGPART_EXPRs of complex constants.
13188 (execute_fold_all_builtins): If we folded a call queue
13189 TODO_update_address_taken.
13191 2009-04-06 Jan Hubicka <jh@suse.cz>
13193 PR middle-end/39659
13194 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13197 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13199 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13201 (ic_invalidate_array): Likewise.
13203 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13205 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13206 alignment for library calls.
13208 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13210 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13211 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13212 * config/i386/mingw-stdint.h: New file.
13214 2009-04-05 Richard Guenther <rguenther@suse.de>
13216 PR tree-optimization/39648
13217 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13218 our &A vs. &A[0] IL deficiencies.
13220 2009-04-04 Jan Hubicka <jh@suse.cz>
13222 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13223 removed toplevel regions.
13224 (sjlj_mark_call_sites): Likewise.
13226 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13228 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13229 (cygwin tm clause use_gcc_stdint): Set to wrap.
13230 * config/i386/cygwin-stdint.h: New file.
13232 2009-04-04 Richard Guenther <rguenther@suse.de>
13234 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13235 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13236 single-argument PHIs if we are in loop-closed SSA form.
13237 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13238 for the pre-condition.
13239 (slpeel_tree_peel_loop_to_edge): Likewise.
13240 (vect_build_loop_niters): Take an optional sequence to append stmts.
13241 (vect_generate_tmps_on_preheader): Likewise.
13242 (vect_do_peeling_for_loop_bound): Take extra guards for the
13244 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13245 the cost model check.
13246 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13247 guards if we are going to peel. Do not apply versioning in that case.
13248 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13249 (vect_do_peeling_for_loop_bound): Likewise.
13250 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13251 loop bound only record extra pre-conditions, do not apply loop
13254 2009-04-04 Richard Guenther <rguenther@suse.de>
13256 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13259 2009-04-04 Jan Hubicka <jh@suse.cz>
13261 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13262 last_basic_block for size of bb->index indexed array.
13263 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13264 compute_out, link_btr_uses, build_btr_def_use_webs,
13265 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13267 2009-04-04 Jan Hubicka <jh@suse.cz>
13269 * except.c (remove_eh_handler_and_replace): Break out from ...
13270 (remove_eh_handler): ... here.
13271 (bring_to_root): New function.
13272 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13273 handled ones, bring others to root of tree.
13275 2009-04-04 Jan Hubicka <jh@suse.cz>
13277 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13278 (all_phis_safe_to_merge): New function.
13279 (update_info): New structure.
13280 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13281 (cleanup_empty_eh): Update SSA if possible.
13283 2009-04-04 Richard Guenther <rguenther@suse.de>
13285 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13286 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13287 (append_vuse): Likewise.
13289 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13291 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13292 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13293 instead of REG_UNSAVED for DW_CFA_undefined.
13294 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13295 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13298 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13301 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13302 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13303 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13305 2009-04-04 Richard Guenther <rguenther@suse.de>
13307 PR tree-optimization/8781
13308 PR tree-optimization/37892
13309 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13310 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13311 (valueize_refs): Call it for *& valueizations.
13312 (shared_reference_ops_from_ref): Rename to ...
13313 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13314 (shared_reference_ops_from_call): Rename to ...
13315 (valueize_shared_reference_ops_from_call): ... this and valueize.
13316 (vn_reference_lookup): Update.
13317 (visit_reference_op_call): Likewise.
13318 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13319 (eliminate): Value-replace the call address in call statements.
13321 2009-04-04 Richard Guenther <rguenther@suse.de>
13323 PR tree-optimization/39636
13324 * tree-ssa-forwprop.c
13325 (forward_propagate_addr_into_variable_array_index): Check for
13326 GIMPLE_ASSIGN before accessing the rhs code.
13328 2009-04-03 Jason Merrill <jason@redhat.com>
13330 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13332 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13334 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13335 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13336 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13337 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13338 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13339 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13340 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13341 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13342 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13343 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13344 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13345 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13346 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13347 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13348 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13349 Use fr_reg_or_fp01_operand instead of fr_register_operand
13351 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13352 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13353 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13355 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13357 PR rtl-optimization/39607
13358 PR rtl-optimization/39631
13362 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13363 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13364 instead of DF_LR_OUT.
13365 * ira-lives.c (process_bb_node_lives): Ditto.
13366 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13367 instead of DF_LR_{OUT,IN}.
13368 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13369 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13371 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13373 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13374 (execute_lower_omp): Always run but take the short way out if -fopenmp
13376 (gate_lower_omp): Remove, forcing the pass manager to always run the
13377 pass and always set PROP_gimple_lomp.
13378 (pass_lower_omp): Remove gate function.
13379 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13380 PROP_trees. Instead, require it.
13381 * ipa-cp.c (pass_ipa_cp): Likewise.
13382 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13383 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13384 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13385 and PROP_gimple_leh.
13387 2009-04-03 Richard Guenther <rguenther@suse.de>
13389 PR middle-end/13146
13390 PR tree-optimization/23940
13391 PR tree-optimization/33237
13392 PR middle-end/33974
13393 PR middle-end/34093
13394 PR tree-optimization/36201
13395 PR tree-optimization/36230
13396 PR tree-optimization/38049
13397 PR tree-optimization/38207
13398 PR tree-optimization/38230
13399 PR tree-optimization/38301
13400 PR tree-optimization/38585
13401 PR middle-end/38895
13402 PR tree-optimization/38985
13403 PR tree-optimization/39299
13404 * tree-ssa-structalias.h: Remove.
13405 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13406 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13407 (struct vuse_element_d): Remove.
13408 (struct vuse_vec_d): Likewise.
13409 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13410 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13411 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13412 VUSE_ELEMENT_VAR): Likewise.
13413 (struct voptype_d): Likewise.
13414 (NUM_VOP_FREE_BUCKETS): Likewise.
13415 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13416 (struct stmt_operands_d): Remove.
13417 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13418 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13419 VDEF_NUM, VDEF_VECT): Likewise.
13420 (copy_virtual_operands): Remove.
13421 (operand_build_cmp): Likewise.
13422 (create_ssa_artificial_load_stmt): Likewise.
13423 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13424 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13425 vuse_index and mayuse_index members. Pack and move done and iter_type
13426 members to the front.
13427 (SSA_OP_VMAYUSE): Remove.
13428 (SSA_OP_VIRTUAL_USES): Adjust.
13429 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13430 (unlink_stmt_vdef): Declare.
13431 (add_to_addressable_set): Remove.
13432 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13433 (vrp_visit_stmt): Likewise.
13434 * doc/tree-ssa.texi (Alias analysis): Update.
13435 * doc/invoke.texi (max-aliased-vops): Remove docs.
13436 (avg-aliased-vops): Likewise.
13437 * tree-into-ssa.c (syms_to_rename): Remove.
13438 (need_to_update_vops_p): Likewise.
13439 (need_to_initialize_update_ssa_p): Rename to ...
13440 (update_ssa_initialized_fn): ... this. Track function we are
13442 (symbol_marked_for_renaming): Simplify.
13443 (add_new_name_mapping): Do not set need_to_update_vops_p.
13444 (dump_currdefs): Use SYMS_TO_RENAME.
13445 (rewrite_update_stmt): Always walk all uses/defs.
13446 (dump_update_ssa): Adjust.
13447 (init_update_ssa): Take function argument. Track what we are
13449 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13450 (create_new_def_for): Initialize for cfun, assert we are initialized
13452 (mark_sym_for_renaming): Simplify.
13453 (mark_set_for_renaming): Do not initialize update-ssa.
13454 (need_ssa_update_p): Simplify. Take function argument.
13455 (name_mappings_registered_p): Assert we ask for the correct function.
13456 (name_registered_for_update_p): Likewise.
13457 (ssa_names_to_replace): Likewise.
13458 (release_ssa_name_after_update_ssa): Likewise.
13459 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13460 (dump_decl_set): Do not print a newline.
13461 (debug_decl_set): Do it here.
13462 (dump_update_ssa): And here.
13463 * tree-ssa-loop-im.c (move_computations): Adjust.
13464 (movement_possibility): Likewise.
13465 (determine_max_movement): Likewise.
13466 (gather_mem_refs_stmt): Likewise.
13467 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13468 or NAME_MEMORY_TAG.
13469 * tree-complex.c (update_all_vops): Remove.
13470 (expand_complex_move): Adjust.
13471 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13472 Simplify test for memory referencing statement. Exclude
13473 non-invariant ADDR_EXPRs.
13474 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13475 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13476 (rdg_flag_uses): Likewise.
13477 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13479 (tree_optimize_tail_calls_1): Also split the
13480 edge from the entry block if we have degenerate PHI nodes in
13481 the first basic block.
13482 * tree.c (init_ttree): Remove memory-tag related code.
13483 (tree_code_size): Likewise.
13484 (tree_node_structure): Likewise.
13485 (build7_stat): Re-write to be build6_stat.
13486 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13487 (SSA_VAR_P): Adjust.
13488 (struct tree_memory_tag): Remove.
13489 (struct tree_memory_partition_tag): Likewise.
13490 (union tree_node): Adjust.
13491 (build7): Re-write to be build6.
13492 * tree-pass.h (pass_reset_cc_flags): Remove.
13493 (TODO_update_address_taken): New flag.
13494 (pass_simple_dse): Remove.
13495 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13496 * params.h (MAX_ALIASED_VOPS): Remove.
13497 (AVG_ALIASED_VOPS): Likewise.
13498 * omp-low.c (expand_omp_taskreg): Update SSA form.
13499 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13500 aliases the lhs in a copy stmt.
13501 * tree-ssa-dse.c (struct address_walk_data): Remove.
13502 (memory_ssa_name_same): Likewise.
13503 (memory_address_same): Likewise.
13504 (get_kill_of_stmt_lhs): Likewise.
13505 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13506 unused stores. Look through PHI nodes into post-dominated regions.
13507 (dse_optimize_stmt): Simplify. Properly remove stores.
13508 (tree_ssa_dse): Compute dominators.
13509 (execute_simple_dse): Remove.
13510 (pass_simple_dse): Likewise.
13511 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13512 gimple_loaded_syms and gimple_stored_syms computation.
13513 * toplev.c (dump_memory_report): Dump alias and pta stats.
13514 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13515 (vn_reference_eq): Likewise.
13516 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13517 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13518 valueize_vuses): Remove.
13519 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13520 (get_def_ref_stmt_vuse): ... this.
13521 (vn_reference_lookup_2): New function.
13522 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13523 walking equivalent vuses. Simplify.
13524 (vn_reference_lookup): Likewise.
13525 (vn_reference_insert): Likewise.
13526 (vn_reference_insert_pieces): Likewise.
13527 (visit_reference_op_call): Simplify.
13528 (visit_reference_op_load): Likewise.
13529 (visit_reference_op_store): Likewise.
13530 (init_scc_vn): Remove shared_lookup_vuses initialization.
13531 (free_scc_vn): Remove shared_lookup_vuses freeing.
13532 (sort_vuses, sort_vuses_heap): Remove.
13533 (get_ref_from_reference_ops): Export.
13534 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13535 vector with single vuse pointer.
13536 (vn_reference_lookup_pieces, vn_reference_lookup,
13537 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13538 (shared_vuses_from_stmt): Remove.
13539 (get_ref_from_reference_ops): Declare.
13540 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13541 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13542 memory-tag related code.
13543 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13544 (likely_value): Add comment, skip static-chain of call statements.
13545 (surely_varying_stmt_p): Adjust.
13546 (gimplify_and_update_call_from_tree): Likewise.
13547 (execute_fold_all_builtins): Do not rebuild alias info.
13548 (gimplify_and_update_call_from_tree): Properly update VOPs.
13549 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13550 (copy_ref_info): Remove memory-tag related code.
13551 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13552 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13553 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13555 * tree-ssa-dom.c (gimple_p): Remove typedef.
13556 (eliminate_redundant_computations): Adjust.
13557 (record_equivalences_from_stmt): Likewise.
13558 (avail_expr_hash): Likewise.
13559 (avail_expr_eq): Likewise.
13560 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13561 (stmt_makes_single_load): Likewise.
13562 (stmt_makes_single_store): Likewise.
13563 * tree-ssa-alias.c: Rewrite completely.
13564 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13565 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13566 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13567 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13568 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13569 Remove public functions.
13570 (pass_reset_cc_flags): Remove.
13571 (pass_build_alias): Move ...
13572 * tree-ssa-structalias.c (pass_build_alias): ... here.
13573 * tree-ssa-alias.c (may_be_aliased): Move ...
13574 * tree-flow-inline.h (may_be_aliased): ... here.
13575 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13576 count_uses_and_derefs): Move ...
13577 * gimple.c: ... here.
13578 * gimple.h (count_uses_and_derefs): Declare.
13579 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13580 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13581 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13582 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13583 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13584 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13585 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13587 * tree-dfa.c (refs_may_alias_p): Move ...
13588 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13589 * tree-ssa-alias.h: New file.
13590 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13591 (statement_sink_location): Likewise.
13592 * opts.c (decode_options): Do not adjust max-aliased-vops or
13593 avg-aliased-vops values.
13594 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13595 (TV_CALL_CLOBBER): Likewise.
13596 (TV_FLOW_SENSITIVE): Likewise.
13597 (TV_FLOW_INSENSITIVE): Likewise.
13598 (TV_MEMORY_PARTITIONING): Likewise.
13599 (TV_ALIAS_STMT_WALK): New timevar.
13600 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13601 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13602 (get_address_description): Remove memory-tag related code.
13603 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13604 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13605 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13606 and immediate uses in statements. Document.
13607 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13608 (dump_symbols): Remove.
13609 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13610 * alias.c (get_deref_alias_set): New function split out from ...
13611 (get_alias_set): ... here.
13612 * alias.h (get_deref_alias_set): Declare.
13613 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13614 type parameter. Remove restrict pointer handling. Create a
13615 ref-all pointer in case type-based alias sets do not conflict.
13616 (vect_analyze_data_refs): Remove SMT related code.
13617 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13618 (vectorizable_load): Likewise.
13619 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13620 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13621 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13622 Ignore vops and SMTs.
13623 (dr_analyze_alias): Likewise..
13624 (free_data_ref): Likewise.
13625 (create_data_ref): Likewise.
13626 (analyze_all_data_dependences): Likewise.
13627 (get_references_in_stmt): Adjust.
13628 * tree-flow-inline.h (gimple_aliases_computed_p,
13629 gimple_addressable_vars, gimple_call_clobbered_vars,
13630 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13631 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13632 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13633 gimple_mem_ref_stats): Remove.
13634 (gimple_vop): New function.
13635 (op_iter_next_use): Remove vuses and mayuses cases.
13636 (op_iter_next_def): Remove vdefs case.
13637 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13638 (clear_and_done_ssa_iter): Do not set removed fields.
13639 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13640 Assert we are not iterating over vuses or vdefs if not also
13641 iterating over uses or defs.
13642 (op_iter_init_use): Likewise.
13643 (op_iter_init_def): Likewise.
13644 (op_iter_next_vdef): Remove.
13645 (op_iter_next_mustdef): Likewise.
13646 (op_iter_init_vdef): Likewise.
13647 (compare_ssa_operands_equal): Likewise.
13648 (link_use_stmts_after): Handle vuse operand.
13649 (is_call_used): Use is_call_clobbered.
13650 (is_call_clobbered): Global variables are always call clobbered,
13651 query the call-clobbers bitmap.
13652 (mark_call_clobbered): Ignore global variables.
13653 (clear_call_clobbered): Likewise.
13654 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13655 virtual operands sanity check.
13656 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13658 (TARGET_MEM_REF): Remove TMR_TAG operand.
13659 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13660 Remove call-clobber related code.
13661 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13662 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13663 partitions or escape reason.
13664 (get_single_def_stmt, get_single_def_stmt_from_phi,
13665 get_single_def_stmt_with_phi): Remove.
13666 (dump_referenced_vars): Tidy.
13667 (get_ref_base_and_extent): Allow bare decls.
13668 (collect_dfa_stats): Adjust.
13669 * graphite.c (rename_variables_in_stmt): Adjust.
13670 (graphite_copy_stmts_from_block): Likewise.
13671 (translate_clast): Likewise.
13672 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13674 (translate_vuse_through_block): Use the oracle.
13675 (phi_translate_1): Adjust.
13676 (value_dies_in_block_x): Use the oracle. Cache the outcome
13678 (valid_in_sets): Check if the VUSE for
13679 a REFERENCE is available.
13680 (eliminate): Do not remove stmts during elimination,
13681 instead queue and remove them afterwards.
13682 (do_pre): Do not rebuild alias info.
13683 (pass_pre): Run TODO_rebuild_alias before PRE.
13684 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13685 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13686 (mark_all_v_defs_stmt): Remove.
13687 (mark_all_v_defs_seq): Adjust.
13688 (sra_replace): Likewise.
13689 (scalarize_use): Likewise.
13690 (scalarize_copy): Likewise.
13691 (scalarize_init): Likewise.
13692 (scalarize_ldst): Likewise.
13693 (todoflags): Remove.
13694 (tree_sra): Do not rebuild alias info.
13695 (tree_sra_early): Adjust.
13696 (pass_sra): Run TODO_update_address_taken before SRA.
13697 * tree-predcom.c (set_alias_info): Remove.
13698 (prepare_initializers_chain): Do not call it.
13699 (mark_virtual_ops_for_renaming): Adjust.
13700 (mark_virtual_ops_for_renaming_list): Remove.
13701 (initialize_root_vars): Adjust.
13702 (initialize_root_vars_lm): Likewise.
13703 (prepare_initializers_chain): Likewise.
13704 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13705 (may_propagate_copy_into_stmt): Likewise.
13706 (merge_alias_info): Do nothing for now.
13707 (propagate_tree_value_into_stmt): Adjust.
13708 (stmt_may_generate_copy): Likewise.
13709 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13710 not mark symbols for renaming.
13711 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13712 with the same statement, make sure to update the new pointed-to one.
13713 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13714 call statements, do not mark symbols for renaming.
13715 (mark_operand_necessary): Dump something.
13716 (ref_may_be_aliased): New function.
13717 (mark_aliased_reaching_defs_necessary_1): New helper function.
13718 (mark_aliased_reaching_defs_necessary): Likewise.
13719 (mark_all_reaching_defs_necessary_1): Likewise.
13720 (mark_all_reaching_defs_necessary): Likewise.
13721 (propagate_necessity): Do not process virtual PHIs. For
13722 non-aliased loads mark all reaching definitions as necessary.
13723 For aliased loads and stores mark the immediate dominating
13724 aliased clobbers as necessary.
13725 (visited): New global static.
13726 (perform_tree_ssa_dce): Free visited bitmap after propagating
13728 (remove_dead_phis): Perform simple dead virtual PHI removal.
13729 (remove_dead_stmt): Properly unlink virtual operands when
13731 (eliminate_unnecessary_stmts): Schedule PHI removal after
13733 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13734 (process_replaceable): Likewise.
13735 (find_replaceable_in_bb): Likewise.
13736 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13737 based on the single gimple vop.
13738 (verify_flow_insensitive_alias_info): Remove.
13739 (verify_flow_sensitive_alias_info): Likewise.
13740 (verify_call_clobbering): Likewise.
13741 (verify_memory_partitions): Likewise.
13742 (verify_alias_info): Likewise.
13743 (verify_ssa): Adjust..
13744 (execute_update_addresses_taken): Export. Update SSA
13745 manually. Optimize only when optimizing. Use a local bitmap.
13746 (pass_update_address_taken): Remove TODO_update_ssa, add
13748 (pass_update_address_taken): Just use TODO_update_address_taken.
13749 (init_tree_ssa): Do not initialize addressable_vars.
13750 (verify_ssa): Verify new VUSE / VDEF properties.
13751 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13752 Do not call verify_alias_info.
13753 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13754 Do not free the loaded and stored syms bitmaps. Reset the escaped
13755 and callused solutions. Do not free addressable_vars.
13756 Remove memory-tag related code.
13757 (warn_uninitialized_var): Aliases are always available.
13758 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13759 * lambda-code.c (can_put_in_inner_loop): Adjust.
13760 (can_put_after_inner_loop): Likewise.
13761 (perfect_nestify): Likewise.
13762 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13763 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13764 (vectorizable_conversion): Do not mark symbols for renaming.
13765 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13766 (expand_call_inline): Unlink the calls virtual operands before
13768 (tree_function_versioning): Do not call update_ssa if we are not
13769 updating clones. Simplify.
13770 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13771 (propagate_with_phi): Likewise..
13772 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13773 clobber code. Assert we are not aliased or global.
13774 * tree-flow.h: Include tree-ssa-alias.h
13775 (enum escape_type): Remove.
13776 (struct mem_sym_stats_d): Likewise.
13777 (struct mem_ref_stats_d): Likewise.
13778 (struct gimple_df): Add vop member. Remove global_var,
13779 call_clobbered_vars, call_used_vars, addressable_vars,
13780 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13781 escaped and callused members.
13782 (struct ptr_info_def): Remove all members, add points-to solution
13784 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13785 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13786 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13787 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13788 (tree-ssa-alias.o): Likewise.
13789 (toplev.o): Add tree-ssa-alias.h
13790 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13791 * gimple.c (gimple_set_bb): Fix off-by-one error.
13792 (is_gimple_reg): Do not handle memory tags.
13793 (gimple_copy): Also copy virtual operands.
13794 Delay updating the statement. Do not reset loaded and stored syms.
13795 (gimple_set_stored_syms): Remove.
13796 (gimple_set_loaded_syms): Likewise.
13797 (gimple_call_copy_skip_args): Copy the virtual operands
13798 and mark the new statement modified.
13799 * tree-ssa-structalias.c (may_alias_p): Remove.
13800 (set_uids_in_ptset): Take the alias set to prune with as
13801 parameter. Fold in the alias test of may_alias_p.
13802 (compute_points_to_sets): Compute whether a ptr is dereferenced
13803 in a local sbitmap.
13804 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13805 other ADDRESSOF constraints on the lhs.
13806 (get_constraint_for_component_ref): Assert that we don't get
13807 ADDRESSOF constraints from the base of the reference.
13808 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13809 (struct variable_info): Remove collapsed_to member.
13810 (get_varinfo_fc): Remove.
13811 (new_var_info): Do not set collapsed_to.
13812 (dump_constraint): Do not follow cycles.
13813 (dump_constraint_graph): Likewise.
13814 (build_pred_graph): Likewise.
13815 (build_succ_graph): Likewise.
13816 (rewrite_constraints): Likewise.
13817 (do_simple_structure_copy): Remove.
13818 (do_rhs_deref_structure_copy): Remove.
13819 (do_lhs_deref_structure_copy): Remove.
13820 (collapse_rest_of_var): Remove.
13821 (do_structure_copy): Re-implement.
13822 (pta_stats): New global variable.
13823 (dump_pta_stats): New function.
13824 (struct constraint_expr): Make offset signed.
13825 (UNKNOWN_OFFSET): Define special value.
13826 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13827 (solution_set_expand): New helper function split out from ...
13828 (do_sd_constraint): ... here.
13829 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13830 (do_ds_constraint): Likewise.
13831 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13832 and CALLUSED = *CALLUSED.
13833 (set_union_with_increment): Make inc argument signed.
13834 (type_safe): Remove.
13835 (get_constraint_for_ptr_offset): Handle unknown and negative
13837 (first_vi_for_offset): Handle offsets before start. Bail
13838 out early for offsets beyond the variable extent.
13839 (first_or_preceding_vi_for_offset): New function.
13840 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13841 Together with ESCAPED = *ESCAPED this properly computes reachability.
13842 (find_what_var_points_to): New function.
13843 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13844 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13845 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13846 pt_solutions_intersect): New functions.
13847 (compute_call_used_vars): Remove.
13848 (compute_may_aliases): New main entry into PTA computation.
13849 * gimple.h (gimple_p): New typedef.
13850 (struct gimple_statement_base): Remove references_memory_p.
13851 (struct gimple_statement_with_memory_ops_base): Remove
13852 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13854 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13855 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13856 gimple_set_references_memory): Remove.
13857 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13858 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13860 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13861 (verify_expr): Allow RESULT_DECL.
13862 (gimple_duplicate_bb): Do not copy virtual operands.
13863 (gimple_duplicate_sese_region): Adjust.
13864 (gimple_duplicate_sese_tail): Likewise.
13865 (mark_virtual_ops_in_region): Remove.
13866 (move_sese_region_to_fn): Do not call it.
13867 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13868 and pass_simple_dse.
13869 (execute_function_todo): Handle TODO_update_address_taken,
13870 call execute_update_addresses_taken for TODO_rebuild_alias.
13871 (execute_todo): Adjust.
13872 (execute_one_pass): Init dump files early.
13873 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13875 (create_general_new_stmt): Clear vops.
13876 * tree-ssa-reassoc.c (get_rank): Adjust.
13877 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13878 symbols for renaming.
13879 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13880 (PARAM_AVG_ALIASED_VOPS): Likewise.
13881 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13882 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13883 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13884 (operand_build_cmp, copy_virtual_operands,
13885 create_ssa_artificial_load_stmt, add_to_addressable_set,
13886 gimple_add_to_addresses_taken): Remove public functions.
13887 (unlink_stmt_vdef): New function.
13889 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13891 * config.gcc (powerpc-*-linux*): Merge variants.
13893 2009-04-02 Chao-ying Fu <fu@mips.com>
13894 James Grosbach <james.grosbach@microchip.com>
13896 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13897 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13899 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13900 keep_interrupts_masked_p, use_debug_exception_return_p.
13901 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13902 keep_interrupts_masked, use_debug_exception_return.
13903 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13904 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13906 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13907 (mips_print_operand): Process COP0 registers to print $0 .. $31
13908 correctly for GAS to process.
13909 (mips_interrupt_extra_call_saved_reg_p): New function.
13910 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13912 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13913 (mips_compute_frame_info): Add supports for interrupt context that
13914 includes doubleword accumulators and COP0 registers.
13915 (mips_for_each_saved_acc): New function.
13916 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13917 mips_for_each_saved_reg.
13918 (mips_save_reg): Save accumulators.
13919 (mips_kernel_reg_p): A new for_each_rtx callback.
13920 (mips_expand_prologue): Support interrupt handlers.
13921 (mips_restore_reg): Restore accumulators.
13922 (mips_expand_epilogue): Support interrupt handlers.
13923 (mips_can_use_return_insn): Return false for interrupt handlers.
13924 (mips_epilogue_uses): New function.
13925 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13926 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13927 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13928 cop0_move): New instructions.
13929 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13930 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13932 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13934 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13935 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13936 interrupt handlers, we use K0 as the temporary register.
13937 (EPILOGUE_USES): Change to a function call.
13938 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13939 handlers, we use K0 as the temporary register.
13941 * doc/extend.texi (Function Attributes): Document interrupt,
13942 use_shadow_register_set, keep_interrupts_masked,
13943 use_debug_exception_return for MIPS attributes.
13945 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13947 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13948 Remove a number of t-files from tmake_file.
13949 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13950 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13951 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13952 target_prototype, not TARGET_PROTOTYPE.
13953 (LINK_OS_GNU_SPEC): Define.
13954 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13955 and darwin-ldoubdle.c.
13957 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13960 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13961 (cpp_options): Ditto.
13962 (default_compilers): Ditto.
13963 (display_help): Ditto.
13964 (process_command): Ditto.
13965 (do_spec_1): Ditto.
13966 (set_input): Use lbasename instead of duplicate code.
13967 (save_temps_prefix): New static for -save-temps=obj.
13968 (save_temps_length): Ditto.
13970 * doc/invoke.texi (-save-temps=obj): Document new variant to
13971 -save-temps switch.
13973 2009-04-02 Jeff Law <law@redhat.com>
13975 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13978 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13980 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13981 * configure: Regenerated.
13983 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13985 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13986 share the argument list.
13988 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13992 2009-02-12 Diego Novillo <dnovillo@google.com>
13994 * varpool.c (debug_varpool): New.
13995 * cgraph.h (debug_varpool): Declare.
13997 2009-04-02 Jan Hubicka <jh@suse.cz>
13999 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14002 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14004 * config/i386/i386.c (ix86_abi): Move initialization to ...
14005 (override_options): Here.
14007 2009-04-02 Christian Bruel <christian.bruel@st.com>
14009 * config/sh/sh.c (sh_dwarf_register_span): New function.
14010 (TARGET_DWARF_REGISTER_SPAN): Define.
14011 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14013 2009-04-02 Ira Rosen <irar@il.ibm.com>
14015 PR tree-optimization/39595
14016 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14017 interleaved loads group is not greater than the SLP group size.
14019 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14021 * builtins.c (is_builtin_name): New.
14022 (called_as_built_in): Use is_builtin_name.
14023 * tree.h (is_builtin_name): New.
14024 * varasm.c (incorporeal_function_p): Use is_builtin_name
14026 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14028 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14030 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14033 * c-decl.c (clone_underlying_type): Move this ...
14034 * c-common.c (set_underlying_type): ... here.
14035 Also, make sure the function properly sets TYPE_STUB_DECL() on
14036 the newly created typedef variant type.
14037 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14038 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14041 2009-04-02 Richard Guenther <rguenther@suse.de>
14043 PR tree-optimization/37221
14044 * tree-flow.h (degenerate_phi_result): Declare.
14045 * tree-ssa-dom.c (degenerate_phi_result): Export.
14046 * tree-scalar-evolution.c (analyze_initial_condition): If
14047 the initial condition is defined by a degenerate PHI node
14048 use the degenerate value.
14050 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14052 PR rtl-optimization/39588
14053 * combine.c (merge_outer_ops): Do not set the constant when this
14055 (simplify_shift_const_1): Do not modify it either in this case.
14057 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14059 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14060 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14062 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14065 * c-lex.c (interpret_float): Default (no suffix) is double.
14067 2009-04-1 Xinliang David Li <davidxl@google.com>
14069 * config/i386/i386.c (legitimate_constant_p): Recognize
14070 all one vector constant.
14072 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14074 * config/vax/vax.c: Add #includes to silence warnings.
14075 Change #include order to silence two warnings.
14077 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14079 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14080 (ASM_SPEC): Pass -k to the assembler for PIC code.
14082 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14084 * config.gcc: Add vax-*-linux* to the switch.
14085 * config/vax/linux.h: New file. (TARGET_VERSION,
14086 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14088 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14090 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14091 Use predicate macros instead of GET_CODE() == foo.
14092 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14093 ashlsi3, rotrsi3, <unnamed>): Likewise.
14095 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14097 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14098 jbbccihi, jbbccisi): Remova trailing whitespace.
14099 * config/vax/constraints.md: Likewise.
14100 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14101 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14102 * config/vax/predicates.md: Likewise.
14103 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14104 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14105 * config/vax/vax.h: Likewise.
14106 * config/vax/vax.md (nonlocal_goto): Likewise.
14108 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14110 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14111 (indirectable_address_p, adjacent_operands_p): Add spaces around
14113 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14115 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14117 * config/vax/vax.c (legitimate_constant_address_p,
14118 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14119 index_term_p, reg_plus_index_p, legitimate_address_p,
14120 vax_mode_dependent_address_p): Update comments to match functions
14121 modified by the recent int->bool conversion.
14123 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14125 * config/vax/builtins.md: Update copyright message.
14126 * config/vax/constraints.md: Likewise.
14127 * config/vax/netbsd-elf.h: Likewise.
14128 * config/vax/predicates.md: Likewise.
14129 * config/vax/vax-protos.h: Likewise.
14130 * config/vax/vax.c: Likewise.
14131 * config/vax/vax.h: Likewise.
14132 * config/vax/vax.md: Likewise.
14133 * config/vax/vax.opt: Likewise.
14135 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14137 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14138 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14139 * config/vax/constraints.md (B, R): Likewise.
14140 * config/vax/predicates.md (external_memory_operand,
14141 nonimmediate_addsub_di_operand): Likewise.
14142 * config/vax/vax.c (vax_output_int_add): Likewise.
14143 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14144 untyped_call): Likewise.
14146 2009-04-01 Matt Thomas <matt@3am-software.com>
14148 * config/vax/predicates.md: New file.
14149 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14150 external_const_operand, nonsymbolic_operand, external_memory_operand,
14151 indirect_memory_operand, indexed_memory_operand,
14152 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14153 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14155 * config/vax/constraints.md: New file.
14156 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14158 * config/vax/builtins.md: New file.
14159 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14160 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14162 * config/vax/vax.opt (mqmath): Add option.
14163 * config/vax/vax.md (isfx): Extend with DI.
14164 (VAXintQH, VAXintQHSD): Define.
14165 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14166 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14167 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14168 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14169 (movdi): Update constraints and use vax_output_int_move().
14170 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14171 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14172 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14173 nonlocal_goto): New.
14174 (mov<mode>): Extend accepted operand types.
14175 (subdi3_old): Rename from subdi3, change update constraints and use
14176 a new implementation.
14177 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14178 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14179 MOVE_RATIO, CLEAR_RATIO): Define.
14180 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14181 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14182 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14183 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14184 (split_quadword_operands): Make static and really allow variable
14186 (print_operand_address): Update for PIC generation.
14187 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14188 indexable_address_p, fixup_mathdi_operand,
14189 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14190 (vax_float_literal, legitimate_constant_p,
14191 indirectable_constant_address_p, index_term_p,
14192 reg_plus_index_p): Return bool instead of int.
14193 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14195 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14197 (vax_output_conditional_branch): Indent.
14198 (legitimate_constant_address_p, indirectable_constant_address_p,
14199 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14200 vax_mode_dependent_address_p): Return bool instead of int, update for
14202 * config/vax/vax-protos.h (legitimate_constant_address_p,
14203 legitimate_constant_p, legitimate_address_p,
14204 vax_mode_dependent_address_p): Change declaration to bool.
14205 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14206 vax_expand_addsub_di_operands, vax_output_int_subtract,
14207 vax_output_movmemsi): Declare.
14208 (split_quadword_operands, vax_float_literal): Delete declaration.
14209 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14210 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14211 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14212 ASM_OUTPUT_DWARF_PCREL): Define.
14213 (ASM_SPEC): Change definition to allow PIC generation.
14215 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14217 * doc/sourcebuild.texi: Update front-end requirements.
14219 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14222 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14223 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14224 (booldi3_internal3): Use boolean_or_operator instead of
14227 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14230 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14231 declarator whose size is not an integer constant expression but
14232 folds to an integer constant, then treat it as a constant
14235 2009-04-01 Richard Guenther <rguenther@suse.de>
14237 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14238 i * 4 + 2 to (i * 2 + 1) * 2.
14240 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14243 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14244 return if c_parser_asm_string_literal returned NULL.
14246 2009-04-01 Nick Clifton <nickc@redhat.com>
14248 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14250 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14251 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14252 other typedefs to avoid conflicts with libgcc2.c. Define labels
14253 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14255 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14256 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14259 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14261 * varasm.c (default_function_rodata_section): Declare DOT as
14264 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14265 Andrey Galkin <agalkin@hypercom.com>
14268 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14269 Make object_name unique for each process.
14271 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14274 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14275 addressable variables in the parallel that could go out of scope while
14276 running queued tasks.
14278 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14280 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14281 (CASE_VALUES_THRESHOLD): Redefine.
14282 * config/avr/avr.c (avr_override_options): Remove initialization of
14283 avr_case_values_threshold variable.
14284 (avr_case_values_threshold): Remove variable. Add new function.
14285 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14286 * config/avr/avr.opt (mno-tablejump): Remove option.
14287 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14289 2009-04-01 DJ Delorie <dj@redhat.com>
14291 * varasm.c (default_function_rodata_section): Don't assume
14292 anything about where the first '.' in the section name is.
14294 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14296 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14297 rs6000_emit_stack_tie.
14299 2009-03-31 Ian Lance Taylor <iant@google.com>
14301 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14302 gimple_code with GIMPLE_RESX, not RESX.
14304 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14306 * c-common.c (c_get_ident): New.
14307 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14309 2009-04-01 Ben Elliston <bje@au.ibm.com>
14311 * config/rs6000/sysv4.opt (msdata): Improve option description.
14313 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14315 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14316 (divdf3_internal_lat): Remove.
14317 (divxf3_internal_lat): Remove.
14318 (divxf3_internal_thr): Remove.
14319 (divxf): Use divxf3_internal.
14320 * config/ia64/div.md (divsf3_internal_lat): New.
14321 (divdf3_internal_lat): New.
14322 (divxf3_internal): New.
14324 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14327 * Makefile.in (USE_GCC_STDINT): Define.
14328 (stmp-int-hdrs): Install stdint.h if applicable.
14329 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14331 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14332 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14333 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14334 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14335 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14336 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14337 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14338 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14339 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14340 (c_common_nodes_and_builtins): Initialize
14341 underlying_wchar_type_node. Do not initialize
14342 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14343 nodes for new types.
14344 (c_stddef_cpp_builtins): Define macros for new types.
14345 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14347 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14348 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14349 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14350 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14351 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14352 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14353 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14354 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14355 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14356 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14357 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14358 int16_type_node, int32_type_node, int64_type_node,
14359 uint8_type_node, uint16_type_node, c_uint32_type_node,
14360 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14361 int_least32_type_node, int_least64_type_node,
14362 uint_least8_type_node, uint_least16_type_node,
14363 uint_least32_type_node, uint_least64_type_node,
14364 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14365 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14366 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14367 uintptr_type_node): Define.
14368 * c-cppbuiltin.c (builtin_define_constants,
14369 builtin_define_type_minmax): New.
14370 (builtin_define_stdint_macros): Define more macros.
14371 (c_cpp_builtins): Define more limit macros.
14372 (type_suffix): New.
14373 (builtin_define_type_max): Define in terms of
14374 builtin_define_type_minmax. Remove is_long parameter. All
14376 * config.gcc (use_gcc_stdint): Define.
14377 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14378 Add newlib-stdint.h for generic targets.
14379 * config/glibc-stdint.h, config/newlib-stdint.h,
14380 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14381 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14382 * config/score/score.h (UINTPTR_TYPE): Define.
14383 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14384 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14385 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14386 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14387 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14388 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14389 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14390 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14391 * config/spu/spu.h (STDINT_LONG32): Define.
14392 * configure.ac (use_gcc_stdint): Substitute.
14393 * configure: Regenerate.
14394 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14395 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14396 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14397 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14398 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14399 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14400 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14401 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14402 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14403 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14404 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14405 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14406 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14407 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14408 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14409 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14410 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14411 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14412 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14413 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14414 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14415 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14416 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14417 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14418 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14419 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14420 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14421 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14422 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14424 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14426 * loop-iv.c (suitable_set_for_replacement): Renamed from
14427 simplify_using_assignment; changed to return bool and to accept new
14428 args DEST and SRC. Return true iff we find a source/destination pair
14429 that can be used to make a replacement, and fill SRC and DEST if so.
14430 Remove arg ALTERED. Don't deal with altered regs here. All callers
14432 (simplify_using_initial_values): Deal with altered regs here and track
14433 more precisely the effect they have on the validity of our expression.
14435 * loop-iv.c (simplify_using_condition): A condition of the form
14436 (EQ REG CONST) can be used to simply make a substitution.
14437 (simplify_using_initial_values): Keep track of conditions we have seen
14438 and keep using them to simplify new expressions, while applying the
14439 same substitutions to them as to the expression.
14441 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14442 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14445 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14446 changed. Use this when trying to improve the upper bound.
14447 Generate the comparison by using simplify_gen_relational.
14449 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14451 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14453 (simplify_using_assignment, simplify_using_initial_values): Call
14454 replace_in_expr to make replacements. Call replace_single_def_regs
14455 once on the initial version of the expression.
14457 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14460 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14462 2009-03-31 Richard Guenther <rguenther@suse.de>
14464 PR middle-end/31029
14465 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14466 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14468 2009-03-31 Richard Guenther <rguenther@suse.de>
14470 * tree.h (div_if_zero_remainder): Declare.
14471 * fold-const.c (div_if_zero_remainder): Export.
14472 * tree-ssa-forwprop.c
14473 (forward_propagate_addr_into_variable_array_index): Handle
14474 constant array index addition outside of the variable index.
14476 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14479 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14480 define_splits, floatunssi<mode>2): Require x87 conversions from
14481 DImode to be permitted.
14483 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14485 PR preprocessor/15638
14486 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14488 2009-03-31 Richard Guenther <rguenther@suse.de>
14490 PR middle-end/23401
14491 PR middle-end/27810
14492 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14493 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14494 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14495 a separate statement.
14496 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14497 (lookup_tmp_var): Likewise.
14498 (is_gimple_formal_tmp_or_call_rhs): Remove.
14499 (is_gimple_reg_or_call_rhs): Rename to ...
14500 (is_gimple_reg_rhs_or_call): ... this.
14501 (is_gimple_mem_or_call_rhs): Rename to ...
14502 (is_gimple_mem_rhs_or_call): ... this.
14503 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14504 DECL_GIMPLE_REG_P only if is_formal is true.
14505 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14506 for non-proper post-modify expression gimplification.
14507 (gimplify_self_mod_expr): For post-modify expressions gimplify
14508 the lvalue to a minimal lvalue.
14509 (rhs_predicate_for): Remove formal temp case.
14510 (gimplify_modify_expr_rhs): Likewise.
14511 (gimplify_addr_expr): Use is_gimple_reg.
14512 (gimplify_expr): Remove formal temp cases.
14513 (gimple_regimplify_operands): Likewise.
14514 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14515 and FILTER_EXPR like constants.
14516 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14518 (is_gimple_formal_tmp_rhs): Remove.
14519 (is_gimple_reg_rhs): Remove special casing.
14520 (is_gimple_mem_rhs): Fix.
14521 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14522 (is_gimple_formal_tmp_var): Remove.
14523 (is_gimple_formal_tmp_reg): Likewise.
14524 (is_gimple_min_lval): Allow invariant component ref parts.
14525 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14526 is_gimple_formal_tmp_reg): Remove declarations.
14527 * tree-cfg.c (verify_expr): Verify that variables with address
14528 taken do not have DECL_GIMPLE_REG_P set.
14529 * tree-mudflap.c (mf_build_check_statement_for): Use
14530 force_gimple_operand instead of gimplify_expr.
14532 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14534 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14535 schedulable rows to compute_split_row.
14537 2009-03-31 Ben Elliston <bje@au.ibm.com>
14540 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14543 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14545 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14546 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14547 * configure: Regenerate.
14548 * config.in: Regenerate.
14549 * config/rs6000/rs6000.opt (mtls-markers): Add.
14550 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14551 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14552 (tls_ld_aix, tls_ld_sysv): Likewise.
14553 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14554 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14556 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14558 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14560 2009-03-30 Jan Hubicka <jh@suse.cz>
14562 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14564 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14565 detection and label handling.
14567 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14569 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14570 left_conflicts_size.
14571 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14572 ALLOCNO_LEFT_CONFLICTS_SIZE.
14574 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14575 remove_allocno_from_bucket_and_push,
14576 allocno_spill_priority_compare, push_allocnos_to_stack,
14577 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14578 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14579 (setup_allocno_left_conflicts_num): Ditto. Rename to
14580 setup_allocno_left_conflicts_size.
14581 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14582 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14583 setup_allocno_left_conflicts_size instead of
14584 setup_allocno_left_conflicts_num.
14586 * ira-build.c (ira_create_allocno): Use
14587 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14588 ALLOCNO_LEFT_CONFLICTS_NUM.
14590 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14592 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14593 instead of DF_LR_OUT.
14595 * ira-lives.c (process_bb_node_lives): Ditto.
14597 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14598 instead of DF_LR_{OUT,IN}.
14600 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14602 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14604 2009-03-30 Jan Hubicka <jh@suse.cz>
14606 * except.c (label_to_region_map): Fix thinko.
14608 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14610 PR middle-end/38237
14611 * tree.h (tree_find_value): New declaration.
14612 * tree.c (tree_find_value): New function.
14613 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14615 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14618 * c-decl.c (struct c_binding): Add locus field.
14619 (bind): Add locus argument, set locus field from it.
14620 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14621 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14622 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14623 implicitly_declare, undeclared_variable, lookup_label,
14624 declare_label, c_make_fname_decl, c_builtin_function,
14625 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14628 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14631 * config/i386/i386.c (classify_argument): Check total size of
14634 2009-03-30 Martin Jambor <mjambor@suse.cz>
14636 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14637 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14638 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14641 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14642 seen_variable_array_ref while also traversing a union.
14644 * tree-inline.c (optimize_inline_calls): Do not call
14645 cgraph_node_remove_callees.
14646 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14647 (pass_remove_cgraph_callee_edges): New variable.
14648 * passes.c (init_optimization_passes): Add
14649 pass_remove_cgraph_callee_edges after early inlining and before all
14650 late intraprocedural passes.
14652 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14654 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14656 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14657 Fix typos in names.
14659 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14661 * combine.c (simplify_comparison): Use have_insn_for.
14662 * dojump.c (do_jump): Likewise.
14664 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14666 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14667 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14668 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14669 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14670 instead of sparc_compare_emitted.
14671 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14672 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14673 instead of sparc_compare_emitted.
14675 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14677 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14678 enter/exit cfglayout mode.
14679 (pass_partition_block): Require it.
14680 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14681 (combine_instructions): Track basic blocks instead of labels.
14682 (update_cfg_for_uncondjump): New.
14683 (try_combine): Use it. Update jumps after rescanning.
14684 (pass_combine): Require PROP_cfglayout.
14685 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14687 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14689 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14690 Provide/destroy PROP_cfglayout respectively.
14691 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14692 * tree-pass.h (PROP_cfglayout): New.
14694 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14696 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14697 fold_convert_const_fixed_from_fixed,
14698 fold_convert_const_fixed_from_int,
14699 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14700 set TREE_CONSTANT_OVERFLOW.
14701 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14702 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14704 2009-03-30 Ira Rosen <irar@il.ibm.com>
14706 * tree-vect-loop-manip.c: New file.
14707 * tree-vectorizer.c: Update documentation and included files.
14708 (vect_loop_location): Make extern.
14709 (rename_use_op): Move to tree-vect-loop-manip.c
14710 (rename_variables_in_bb, rename_variables_in_loop,
14711 slpeel_update_phis_for_duplicate_loop,
14712 slpeel_update_phi_nodes_for_guard1,
14713 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14714 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14715 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14716 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14717 find_loop_location): Likewise.
14718 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14719 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14720 get_vectype_for_scalar_type, vect_is_simple_use,
14721 supportable_widening_operation, supportable_narrowing_operation):
14723 (bb_in_loop_p): Move to tree-vect-loop.c.
14724 (new_loop_vec_info, destroy_loop_vec_info,
14725 reduction_code_for_scalar_code, report_vect_op,
14726 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14727 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14728 (vect_supportable_dr_alignment): Likewise.
14729 * tree-vectorizer.h (tree-data-ref.h): Include.
14730 (vect_loop_location): Declare.
14731 Reorganize function declarations according to the new file structure.
14732 * tree-vect-loop.c: New file.
14733 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14734 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14735 * tree-vect-data-refs.c: New file.
14736 * tree-vect-patterns.c (timevar.h): Don't include.
14737 * tree-vect-stmts.c: New file.
14738 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14739 tree-vect-slp.c, tree-vect-loop.c.
14740 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14741 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14742 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14743 (tree-vect-analyze.o): Remove.
14744 (tree-vect-transform.o): Likewise.
14745 (tree-vect-data-refs.o): Add rule.
14746 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14747 tree-vect-slp.o): Likewise.
14748 (tree-vect-patterns.o): Remove redundant dependencies.
14749 (tree-vectorizer.o): Likewise.
14750 * tree-vect-slp.c: New file.
14752 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14754 * optc-gen.awk: Warn if an option flag has multiple different
14757 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14759 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14760 -floop-block): Document dependences on PPL, CLooG and Graphite.
14762 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14764 PR rtl-optimization/323
14765 * c-common.c (c_fully_fold, convert_and_check,
14766 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14767 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14768 * c-common.def (EXCESS_PRECISION_EXPR): New.
14769 * c-cppbuiltin.c (builtin_define_float_constants): Define
14770 constants with enough digits for long double.
14771 * c-lex.c (interpret_float): Interpret constant with excess
14772 precision where appropriate.
14773 * c-opts.c (c_common_post_options): Set
14774 flag_excess_precision_cmdline. Give an error for
14775 -fexcess-precision=standard for C++ for processors where the
14776 option is significant.
14777 * c-parser.c (c_parser_conditional_expression): Handle excess
14778 precision in condition.
14779 * c-typeck.c (convert_arguments): Handle arguments with excess
14781 (build_unary_op): Move excess precision outside operation.
14782 (build_conditional_expr): Likewise.
14783 (build_compound_expr): Likewise.
14784 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14785 (build_modify_expr): Handle excess precision in RHS.
14786 (convert_for_assignment): Handle excess precision in converted
14788 (digest_init, output_init_element, process_init_element): Handle
14789 excess precision in initializer.
14790 (c_finish_return): Handle excess precision in return value.
14791 (build_binary_op): Handle excess precision in operands and add
14792 excess precision as needed for operation.
14793 * common.opt (-fexcess-precision=): New option.
14794 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14795 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14796 For standard excess precision, output explicit conversion to and
14797 truncation from XFmode.
14798 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14799 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14800 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14801 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14802 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14803 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14804 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14805 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14806 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14807 define_splits, sqrt<mode>2): Disable where appropriate for
14808 standard excess precision.
14809 * convert.c (convert_to_real): Do not shorten arithmetic to type
14810 for which excess precision would be used.
14811 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14812 * doc/invoke.texi (-fexcess-precision=): Document option.
14813 (-mfpmath=): Correct index entry.
14814 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14815 flag_excess_precision): New.
14816 * langhooks.c (lhd_post_options): Set
14817 flag_excess_precision_cmdline.
14818 * opts.c (common_handle_option): Handle -fexcess-precision=.
14819 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14820 init_excess_precision): New.
14821 (lang_dependent_init_target): Call init_excess_precision.
14822 * tree.c (excess_precision_type): New.
14823 * tree.h (excess_precision_type): Declare.
14825 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14828 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14829 non-lvalue to component.
14831 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14833 PR preprocessor/34695
14834 * Makefile.in (c-opts.o): Depend on c-tree.h.
14835 * c-common.c: Move down include of diagnostic.h.
14836 (done_lexing, c_cpp_error): New.
14837 * c-common.h (done_lexing): Declare.
14838 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14840 * c-opts.c: Include c-tree.h.
14841 (c_common_init_options): Set preprocessor error callback.
14842 (c_common_handle_option): Do not set preprocessor
14843 inhibit_warnings, warnings_are_errors, warn_system_headers,
14844 pedantic_errors or inhibit_warnings flags.
14845 (c_common_post_options): Do not check cpp_errors (parse_in).
14846 (c_common_finish): Do not output dependencies if there were
14847 errors. Do not check return value of cpp_finish.
14848 * c-ppoutput.c (pp_file_change): Set input_location.
14849 * c-tree.h (c_cpp_error): Declare.
14850 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14852 (diagnostic_build_prefix): Check override_column.
14853 * diagnostic.h (diagnostic_info): Add override_column field.
14854 (diagnostic_override_column): Define.
14856 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14858 * c-common.c (c_expand_expr, c_staticp): Remove.
14859 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14860 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14861 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14862 * c-gimplify.c (gimplify_compound_literal_expr,
14863 optimize_compound_literals_in_ctor): Remove.
14864 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14865 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14866 * c-semantics.c (emit_local_var): Remove.
14868 * langhooks-def.h (lhd_expand_expr): Remove.
14869 * langhooks.c (lhd_expand_expr): Remove.
14870 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14872 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14873 handling from c-semantics.c; don't call into langhook.
14874 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14875 * gimplify.c (gimplify_compound_literal_expr,
14876 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14877 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14878 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14879 as was done in c-gimplify.c.
14880 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14881 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14882 Move from c-common.h.
14883 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14885 * tree.c (staticp): Do not call langhook.
14886 * langhooks.c (lhd_staticp): Delete.
14887 * langhooks-def.h (lhd_staticp): Delete prototype.
14888 (LANG_HOOKS_STATICP): Delete.
14889 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14891 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14892 instead of DECL_STMTs.
14894 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14902 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14904 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14905 contained expression.
14906 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14907 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14908 conditional expressions for C.
14909 (decl_constant_value_for_optimization): Move from
14910 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14911 whether optimizing and that the expression is a VAR_DECL not of
14912 array type instead of doing such checks in the caller. Do not
14913 check pedantic. Call gcc_unreachable for C++.
14914 * c-common.def (C_MAYBE_CONST_EXPR): New.
14915 * c-common.h (c_fully_fold, c_save_expr,
14916 decl_constant_value_for_optimization): New prototypes.
14917 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14918 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14919 EXPR_INT_CONST_OPERANDS): Define.
14920 * c-convert.c (convert): Strip nops from expression.
14921 * c-decl.c (groktypename): Take extra parameters expr and
14922 expr_const_operands. Update call to grokdeclarator.
14923 (start_decl): Update call to grokdeclarator. Add statement for
14924 expressions used in type of decl.
14925 (grokparm): Update call to grokdeclarator.
14926 (push_parm_decl): Update call to grokdeclarator.
14927 (build_compound_literal): Add parameter non_const and build a
14928 C_MAYBE_COSNT_EXPR if applicable.
14929 (grokdeclarator): Take extra parameters expr and
14930 expr_const_operands. Track expressions used in declaration
14931 specifiers and declarators. Fold array sizes and track whether
14932 they are constant expressions and whether they are integer
14933 constant expressions.
14934 (parser_xref_tag): Set expr and expr_const_operands fields in
14936 (grokfield): Update call to grokdeclarator.
14937 (start_function): Update call to grokdeclarator.
14938 (build_null_declspecs): Set expr and expr_const_operands fields in
14940 (declspecs_add_type): Handle expressions in typeof specifiers.
14941 * c-parser.c (c_parser_declspecs): Set expr and
14942 expr_const_operands fields for declaration specifiers.
14943 (c_parser_enum_specifier): Likewise.
14944 (c_parser_struct_or_union_specifier): Likewise.
14945 (c_parser_typeof_specifier): Likewise. Update call to
14946 groktypename. Fold expression as needed. Return expressions with
14947 type instead of adding statements.
14948 (c_parser_attributes): Update calls to c_parser_expr_list.
14949 (c_parser_statement_after_labels): Fold expression before passing
14950 to objc_build_throw_stmt.
14951 (c_parser_condition): Fold expression.
14952 (c_parser_asm_operands): Fold expression.
14953 (c_parser_conditional_expression): Use c_save_expr. Update call
14954 to build_conditional_expr.
14955 (c_parser_alignof_expression): Update call to groktypename.
14956 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14957 original_code. Fold expression argument of va_arg. Create
14958 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14959 argument to va_arg. Update calls to groktypename. Fold array
14960 index for offsetof. Verify that first argument to
14961 __builtin_choose_expr has integer type.
14962 (c_parser_postfix_expression_after_paren_type): Update calls to
14963 groktypename and build_compound_literal. Handle expressions with
14964 side effects in type name.
14965 (c_parser_postfix_expression_after_primary): Update call to
14966 c_parser_expr_list. Set original_code for calls to
14967 __builtin_constant_p.
14968 (c_parser_expr_list): Take extra parameter fold_p. Fold
14969 expressions if requested.
14970 (c_parser_objc_type_name): Update call to groktypename.
14971 (c_parser_objc_synchronized_statement): Fold expression.
14972 (c_parser_objc_receiver): Fold expression.
14973 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14974 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14975 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14976 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14977 (struct c_typespec): Add elements expr and expr_const_operands.
14978 (struct c_declspecs): Add elements expr and expr_const_operands.
14979 (groktypename, build_conditional_expr, build_compound_literal):
14981 (in_late_binary_op): Declare.
14982 * c-typeck.c (note_integer_operands): New function.
14983 (in_late_binary_op): New variable.
14984 (decl_constant_value_for_broken_optimization): Move to c-common.c
14985 and rename to decl_constant_value_for_optimization.
14986 (default_function_array_conversion): Do not strip nops.
14987 (default_conversion): Do not call
14988 decl_constant_value_for_broken_optimization.
14989 (build_array_ref): Do not fold result.
14990 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14991 result when operand is a VLA.
14992 (c_expr_sizeof_type): Update call to groktypename. Handle
14993 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14994 result when operand names a VLA type.
14995 (build_function_call): Update call to build_compound_literal.
14996 Only fold result for calls to __builtin_* functions. Strip
14997 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14998 the function designator.
14999 (convert_arguments): Fold arguments. Update call to
15000 convert_for_assignment.
15001 (build_unary_op): Handle increment and decrement of
15002 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15003 decrement earlier. Fold operand of increment and decrement.
15004 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15005 built for integer operand. Wrap returns that are INTEGER_CSTs
15006 without being integer constant expressions or that have integer
15007 constant operands without being INTEGER_CSTs.
15008 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15009 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15010 result is an integer constant expression or can be used in
15011 unevaluated parts of one and avoid folding and wrap as
15012 appropriate. Fold operands before possibly doing -Wsign-compare
15014 (build_compound_expr): Wrap result for C99 if operands can be used
15015 in integer constant expressions.
15016 (build_c_cast): Update call to digest_init. Do not ignore
15017 overflow from casting floating-point constants to integers. Wrap
15018 results that could be confused with integer constant expressions,
15019 null pointer constants or floating-point constants.
15020 (c_cast_expr): Update call to groktypename. Handle expressions
15021 included in type name.
15022 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15023 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15024 Update calls to convert_for_assignment.
15025 (convert_for_assignment): Take new parameter
15026 null_pointer_constant. Do not strip nops or call
15027 decl_constant_value_for_broken_optimization. Set
15028 in_late_binary_op for conversions to boolean.
15029 (store_init_value): Update call to digest_init.
15030 (digest_init): Take new parameter null_pointer_constant. Do not
15031 call decl_constant_value_for_broken_optimization. pedwarn for
15032 initializers not constant expressions. Update calls to
15033 convert_for_assignment.
15034 (constructor_nonconst): New.
15035 (struct constructor_stack): Add nonconst element.
15036 (really_start_incremental_init, push_init_level, pop_init_level):
15037 Handle constructor_nonconst and nonconst element.
15038 (set_init_index): Call constant_expression_warning for array
15040 (output_init_element): Fold value. Set constructor_nonconst as
15041 applicable. pedwarn for initializers not constant expressions.
15042 Update call to digest_init. Call constant_expression_warning
15043 where constant initializers are required.
15044 (process_init_element): Use c_save_expr.
15045 (c_finish_goto_ptr): Fold expression.
15046 (c_finish_return): Fold return value. Update call to
15047 convert_for_assignment.
15048 (c_start_case): Fold switch expression.
15049 (c_process_expr_stmt): Fold expression.
15050 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15051 ensure statement expression is not evaluated in constant expression.
15052 (build_binary_op): Track whether results are integer constant
15053 expressions or may occur in such, disable folding and wrap results
15054 as applicable. Fold operands for -Wsign-compare warnings unless
15056 (c_objc_common_truthvalue_conversion): Handle results folded to
15057 integer constants that are not integer constant expressions.
15058 * doc/extend.texi: Document when typeof operands are evaluated,
15059 that condition of __builtin_choose_expr is an integer constant
15060 expression, and more about use of __builtin_constant_p in
15063 2009-03-29 Richard Guenther <rguenther@suse.de>
15065 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15066 propagate addresses of array references.
15068 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15070 * regmove.c (perhaps_ends_bb_p): Remove.
15071 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15072 from INSN and check that the main loop stays within that basic block.
15073 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15074 (regmove_forward_pass): Split out from regmove_optimize. Use
15075 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15076 (regmove_backward_pass): Split out from regmove_optimize. Use
15077 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15078 (regmove_optimize): Simplify.
15080 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15083 * config/i386/i386.c (classify_argument): Ignore flexible array
15084 member in struct and warn ABI change.
15086 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15088 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15090 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15091 (ix86_adjust_cost): Updated.
15093 2009-03-29 Jan Hubicka <jh@suse.cz>
15095 PR middle-end/28850
15096 * tree-pass.h (pass_cleanup_eh): New function.
15097 (remove_unreachable_regions): Break code handling RTL
15098 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15099 that can not be reached by runtime.
15100 (can_be_reached_by_runtime): New function.
15101 (label_to_region_map): New function.
15102 (num_eh_regions): New function.
15103 (rtl_remove_unreachable_regions): New function.
15104 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15105 (remove_eh_region): New function.
15106 * except.h: Include sbitmap and vecprim.
15107 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15108 num_eh_regions): Declare.
15109 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15110 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15111 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15112 (tree_empty_eh_handler_p): New function.
15113 (cleanup_empty_eh): New function.
15114 (cleanup_eh): New function.
15115 (pass_cleanup_eh): New function.
15117 2009-03-29 Jan Hubicka <jh@suse.cz>
15119 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15120 for removed regions.
15122 2009-03-29 Jan Hubicka <jh@suse.cz>
15124 * except.c (dump_eh_tree): Dump all datastructures.
15126 2009-03-29 Jan Hubicka <jh@suse.cz>
15128 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15129 (duplicate_eh_regions_1): Likewise.
15130 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15131 vector; call EH verification.
15132 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15133 Be ready for region being removed.
15135 2009-03-29 Jan Hubicka <jh@suse.cz>
15137 * bitmap.c (bitmap_last_set_bit): New function.
15138 * bitmap.h (bitmap_last_set_bit): Declare.
15140 2009-03-29 David Ayers <ayers@fsfe.org>
15143 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15144 by calling objc_compare_types and surpress warnings about
15145 incompatible C pointers that are compatible ObjC pointers.
15147 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15149 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15150 call initialize_inline_failed.
15151 (initialize_inline_failed): Move it from here ...
15152 * cgraph.c (initialize_inline_failed): ... to here.
15153 (cgraph_create_edge): Call initialize_inline_failed rather than
15154 setting inline_failed directly.
15156 2009-03-29 Ben Elliston <bje@au.ibm.com>
15159 * sysv4.opt (msdata): Improve comment.
15160 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15161 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15163 2009-03-29 Ben Elliston <bje@au.ibm.com>
15166 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15167 load and store attributes.
15169 2009-03-29 Ben Elliston <bje@au.ibm.com>
15171 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15172 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15173 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15174 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15175 __builtin_infq and __builtin_huge_valq.
15177 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15179 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15181 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15182 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15184 2009-03-28 Xinliang David Li <davidxl@google.com>
15186 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15187 (do_dbg_cnt): New function.
15189 2009-03-28 Jan Hubicka <jh@suse.cz>
15191 Merge from pretty-ipa:
15193 2009-03-27 Jan Hubicka <jh@suse.cz>
15195 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15196 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15197 * passes.c (function_called_by_processed_nodes_p): New.
15198 * ipa-pure-const.c (check_call): Fix handling of operands.
15199 (analyze_function): Dump debug output for skipped bodies.
15200 (local_pure_const): Use function_called_by_processed_nodes_p.
15201 * dwarf2out.c (reference_to_unused): Use output.
15202 * passes.c (do_per_function_toporder): Likewise.
15204 2008-11-12 Jan Hubicka <jh@suse.cz>
15206 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15207 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15208 state_set_in_source enum
15209 (check_decl): Ignore memory tags; do not set fake looping flags;
15211 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15212 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15213 (check_call, analyze_function): Rewrite.
15215 (add_new_function): Update call of analyze_function.
15216 (generate_summary): Add call of analyze_function.
15217 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15218 (local_pure_const): New function.
15219 (pass_local_pure_const): New pass.
15220 * ipa-inline.c (inline_transform): Set after_inlining.
15221 * tree-eh.c (stmt_can_throw_external): New.
15222 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15223 work with aliasing built.
15224 * tree-flow.h (stmt_can_throw_external): New.
15225 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15226 and local pure/const pass in early and late optimization queue.
15228 2009-03-28 Martin Jambor <mjambor@suse.cz>
15230 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15232 (fold_binary): Allow function decl aligment consideration is the
15233 second argument is integer constant one.
15234 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15235 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15236 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15238 2009-03-28 Jan Hubicka <jh@suse.cz>
15240 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15241 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15242 * function.h (rtl_data): Add nothrow flag.
15243 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15244 set DECL_NOTHROW for AVAILABLE functions.
15246 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15248 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15249 following vector keyword has expansion starting with pixel or bool
15250 keyword, expand vector to __vector and pixel or bool to __pixel or
15254 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15255 warn_if_disallowed_function_p): Removed.
15256 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15257 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15258 warning_if_disallowed_function_p.
15259 * flags.h (warn_if_disallowed_function_p,
15260 warn_disallowed_functions): Removed.
15261 * common.opt (Wdisallowed-function-list=): Removed.
15262 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15264 2009-03-28 Richard Guenther <rguenther@suse.de>
15266 PR tree-optimization/38723
15267 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15270 2009-03-28 Jan Hubicka <jh@suse.cz>
15272 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15273 test introduced by my previous patch.
15275 2009-03-28 Richard Guenther <rguenther@suse.de>
15277 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15278 the PHIs value undefined.
15280 2009-03-28 Jan Hubicka <jh@suse.cz>
15282 * tree-pass.h (pass_fixup_cfg): New pass.
15283 * ipa-inline.c (inline_transform): Set
15284 always_inline_functions_inlined/after_inlining.
15285 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15286 (pass_fixup_cfg): New pass.
15287 * passes.c (init_optimization_passes): Add fixup_cfg.
15289 2009-03-28 Richard Guenther <rguenther@suse.de>
15291 PR tree-optimization/38458
15292 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15293 argument use the arguments copy-of value.
15295 2009-03-28 Richard Guenther <rguenther@suse.de>
15297 PR tree-optimization/38180
15298 * tree-ssa-ccp.c (get_default_value): Simplify.
15299 (likely_value): Likewise.
15300 (surely_varying_stmt_p): Properly handle VOP case.
15301 (ccp_initialize): Likewise.
15302 (ccp_fold): Handle propagating through *&.
15303 (fold_const_aggregate_ref): Also handle decls.
15305 2009-03-28 Jan Hubicka <jh@suse.cz>
15307 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15308 * cgraph.h (cgraph_node): Likewise.
15309 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15310 (cgraph_reset_node): Use process flag.
15311 (cgraph_mark_functions_to_output): Likewise.
15312 (cgraph_expand_function): Likewise.
15313 (cgraph_expand_all_functions): Likewise.
15314 (cgraph_output_in_order): Likewise.
15315 * dwarf2out.c (reference_to_unused): Likewise.
15316 * passes.c do_per_function_toporder): Likewise.
15318 2009-03-28 Jan Hubicka <jh@suse.cz>
15320 Bring from lto-branch:
15322 2008-09-03 Doug Kwan <dougkwan@google.com>
15324 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15325 enums instead of reason strings.
15326 * cgraph.c (cgraph_create_edge): Same.
15327 (cgraph_inline_failed_string): New function.
15328 * cgraph.h (cgraph_inline_failed_t): New enum type.
15329 (cgraph_inline_failed_string): New prototype.
15330 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15331 char pointer to cgraph_inline_failed_t.
15332 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15333 (cgraph_default_inline_p): Ditto.
15334 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15335 to cgraph_inline_failed_t pointer.
15336 * cif-code.def: New file.
15337 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15339 (cgraph_check_inline_limits): Change type of REASON to pointer to
15340 cgraph_inline_failed_t. Replace reason strings with enums.
15341 (cgraph_default_inline_p): Ditto.
15342 (cgraph_recursive_inlining_p): Ditto.
15343 (update_caller_keys): Change type of FAILED_REASON to
15344 cgraph_inline_failed_t.
15345 (cgraph_set_inline_failed): Change type of REASON to pointer to
15346 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15347 convert enums to strings for text output.
15348 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15349 to be of type cgraph_inline_failed_t. Replace reason strings with
15350 enums. Call cgraph_inline_failed_string to covert enums
15351 to strings for text output.
15352 (cgraph_decide_inlining): Replace reason strings with enums.
15353 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15354 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15356 * tree-inline.c (expand_call_inline): Change type of REASON
15357 to cgraph_inline_failed_t. Replace reason strings with enums.
15358 Call cgraph_inline_failed_string for text output.
15359 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15362 2009-03-28 Jan Hubicka <jh@suse.cz>
15364 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15365 cgraph_clone_node): Remove master clone handling.
15366 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15367 * cgraph.h (master_clone): Remove.
15368 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15369 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15370 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15372 2009-03-28 Jan Hubicka <jh@suse.cz>
15374 * cgraph.c (cgraph_function_body_availability): Functions declared
15375 inline are always safe to assume that it is not going to be replaced.
15377 2009-03-28 Richard Guenther <rguenther@suse.de>
15379 PR tree-optimization/38513
15380 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15381 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15382 EXC_PTR_EXPR and FILTER_EXPR.
15383 (get_ref_from_reference_ops): Likewise.
15385 2009-03-28 Richard Guenther <rguenther@suse.de>
15387 PR tree-optimization/38968
15388 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15389 Use FLOOR_MOD_EXPR to compute misalignment.
15391 2009-03-28 Richard Guenther <rguenther@suse.de>
15393 PR tree-optimization/37795
15394 * tree.h (combine_comparisons): Declare.
15395 * fold-const.c (combine_comparisons): Export.
15396 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15398 (ifcombine_iforif): Use combine_comparisons.
15400 2009-03-28 Jan Hubicka <jh@suse.cz>
15402 * tree-eh.c (inlinable_call_p): New function.
15403 (make_eh_edges): Use it.
15404 (verify_eh_edges): Use it.
15405 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15406 * except.c (reachable_next_level): Add inlinable_function argument
15407 (sjlj_find_directly_reachable_regions): Update.
15408 (add_reachable_handler): Do not set saw_any_handlers.
15409 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15410 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15411 Add new inlinable call parameter.
15412 (can_throw_internal, can_throw_external): Update.
15413 * except.h (can_throw_internal_1, can_throw_external_1,
15414 foreach_reachable_handler): Update declaration.
15416 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15418 * config/arm/t-arm-coff, config/h8300/coff.h,
15419 config/i386/i386-aout.h, config/i386/i386-coff.h,
15420 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15421 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15422 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15423 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15424 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15425 sys-types.h: Remove.
15426 * Makefile.in: Remove protoize and fixproto support and references
15428 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15429 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15431 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15432 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15433 unprotoize$(exeext).
15434 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15435 (.PHONY): Don't depend on proto.
15436 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15437 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15438 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15439 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15440 build/gen-protos.o, build/scan.o, xsys-protos.h,
15441 build/fix-header$(build_exeext), build/fix-header.o,
15442 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15443 stmp-install-fixproto): Remove.
15444 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15445 SYSCALLS.c or fixproto files.
15446 (install-common): Don't install protoize.
15447 (install-headers-tar, install-headers-cpio, install-headers-cp):
15448 Don't depend on $(STMP_FIXPROTO).
15449 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15450 install fixproto files or write out fixproto settings.
15451 (uninstall): Don't uninstall protoize.
15452 * config.gcc (use_fixproto): Remove.
15453 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15454 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15455 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15456 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15457 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15458 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15459 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15460 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15461 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15462 * config/t-vxworks (STMP_FIXPROTO): Remove.
15463 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15464 STMP_FIXPROTO): Remove.
15465 * config.in, configure: Regenerate.
15466 * crtstuff.c (gid_t, uid_t): Don't undefine.
15467 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15468 (arm-*-coff, arm-*-aout: Remove target entries.
15469 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15470 Remove mention of AIX 4.1.
15471 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15472 * doc/invoke.texi (Running Protoize): Remove.
15473 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15474 (Protoize Caveats): Remove.
15475 * tsystem.h: Update comments on headers assumed to exist.
15477 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15479 * genautomata.c: Add a new year to the copyright. Add a new
15481 (struct insn_reserv_decl): Add comments for member bypass_list.
15482 (find_bypass): Remove.
15483 (insert_bypass): New.
15484 (process_decls): Use insert_bypass.
15485 (output_internal_insn_latency_func): Output all bypasses with the
15486 same input insn in one switch case.
15488 * rtl.def (define_bypass): Describe bypass choice.
15489 * doc/md.texi (define_bypass): Ditto.
15491 2009-03-27 Richard Guenther <rguenther@suse.de>
15493 * gimplify.c (mark_addressable): Export.
15494 * tree-flow.h (mark_addressable): Declare.
15495 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15496 * tree-ssa.c (verify_phi_args): Verify that address taken
15497 variables have TREE_ADDRESSABLE set.
15499 2009-03-27 Richard Guenther <rguenther@suse.de>
15501 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15502 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15503 Do not mark decls TREE_ADDRESSABLE.
15504 (build_fold_addr_expr): Adjust.
15505 (fold_addr_expr): Remove.
15506 (fold_unary): Use build_fold_addr_expr.
15507 (fold_comparison): Likewise.
15508 (split_address_to_core_and_offset): Likewise.
15509 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15511 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15512 (gimplify_modify_expr_to_memcpy): Mark source and destination
15514 * omp-low.c (create_omp_child_function): Mark the object decl
15516 (lower_rec_input_clauses): Mark the var we take the address of
15518 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15520 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15522 PR middle-end/39315
15523 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15524 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15526 2009-03-27 Richard Guenther <rguenther@suse.de>
15528 PR tree-optimization/39120
15529 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15531 (handle_lhs_call): Process return constraints. Add escape
15532 constraints if necessary.
15533 (handle_const_call): Fill out return constraints. Make nested
15534 case more precise. Avoid consttmp if possible.
15535 (handle_pure_call): Fill out return constraints. Avoid
15536 callused if possible.
15537 (find_func_aliases): Simplify call handling.
15539 2009-03-27 Richard Guenther <rguenther@suse.de>
15541 PR tree-optimization/39120
15542 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15543 as a representative.
15544 (solve_graph): Do propagate CALLUSED.
15545 (handle_pure_call): Use a scalar constraint from CALLUSED for
15547 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15550 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15553 * c-common.c (handle_aligned_attribute): Properly check alignment
15554 overflow. Use (1U << i) instead of (1 << i).
15556 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15558 * expr.h (get_mem_align_offset): Updated.
15560 * tree.h (tree_decl_common): Change align to "unsigned int" and
15561 move it before pointer_alias_set.
15563 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15564 Jakub Jelinek <jakub@redhat.com>
15567 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15568 gr_register_operand with gr_reg_or_0_operand.
15569 (cmpxchg_rel_di): Likewise.
15570 (sync_lock_test_and_set<mode>): Likewise.
15572 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15574 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15575 (true_regnum): Likewise.
15577 * rtlanal.c (subreg_info): Moved to ...
15578 * rtl.h (subreg_info): Here. New.
15579 (subreg_get_info): New.
15581 * rtlanal.c (subreg_get_info): Make it extern.
15583 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15586 * config/i386/i386.c (ix86_abi): New.
15587 (override_options): Handle -mabi=.
15588 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15589 (ix86_call_abi_override): Likewise.
15590 (init_cumulative_args): Likewise.
15591 (function_arg_advance): Likewise.
15592 (function_arg_64): Likewise.
15593 (function_arg): Likewise.
15594 (ix86_pass_by_reference): Likewise.
15595 (ix86_function_value_regno_p): Likewise.
15596 (ix86_build_builtin_va_list_abi): Likewise.
15597 (setup_incoming_varargs_64): Likewise.
15598 (is_va_list_char_pointer): Likewise.
15599 (ix86_init_machine_status): Likewise.
15600 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15601 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15602 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15603 (ix86_function_abi): Make it static and return enum calling_abi.
15604 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15606 (ix86_fn_abi_va_list): Updated.
15608 * config/i386/i386.h (ix86_abi): New.
15609 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15610 (CONDITIONAL_REGISTER_USAGE): Likewise.
15611 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15612 (machine_function): Likewise.
15614 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15616 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15617 (STACK_BOUNDARY): Likewise.
15618 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15620 * config/i386/i386.opt (mabi=): New.
15622 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15623 return enum calling_abi.
15624 (ix86_function_type_abi): Likewise.
15625 (ix86_function_abi): Removed.
15627 * doc/invoke.texi: Document -mabi= option for x86.
15629 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15631 * builtins.c (real_dconstp): Delete.
15632 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15634 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15635 Jakub Jelinek <jakub@redhat.com>
15638 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15639 (gen_subprogram_die): When a function is explicit, generate the
15640 DW_AT_explicit attribute.
15641 * langhooks.h (struct lang_hooks_for_decls): Add
15642 function_decl_explicit_p langhook.
15643 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15644 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15646 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15648 * builtins.c (fold_builtin_memory_op): Optimize memmove
15649 into memcpy if we can prove source and destination don't overlap.
15651 * tree-inline.c: Include gt-tree-inline.h.
15652 (clone_fn_id_num): New variable.
15653 (clone_function_name): New function.
15654 (tree_function_versioning): Use it.
15655 * Makefile.in (GTFILES): Add tree-inline.c.
15657 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15659 * BASE-VER: Change to 4.5.0.
15661 2009-03-27 Xinliang David Li <davidxl@google.com>
15663 PR tree-optimization/39557
15664 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15666 2009-03-27 Xinliang David Li <davidxl@google.com>
15668 PR tree-optimization/39548
15669 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15672 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15674 * c-common.c (pointer_int_sum): Use %wd on return from
15677 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15679 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15680 on return from tree_low_cst.
15682 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15685 * ginclude/stdarg.h (va_copy): Define also for
15686 __GXX_EXPERIMENTAL_CXX0X__.
15688 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15691 * builtins.h (c_strlen): Do not warn here.
15692 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15693 * c-common.c (pointer_int_sum): Take an explicit location.
15694 Warn about offsets out of bounds.
15695 * c-common.h (pointer_int_sum): Adjust declaration.
15697 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15699 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15702 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15705 * opts.c (warn_if_disallowed_function_p): Don't assume
15706 get_callee_fndecl must return non-NULL.
15708 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15710 PR rtl-optimization/39522
15711 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15712 when reg_reloaded_valid is set.
15714 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15716 * config/spu/divv2df3.c: New file.
15717 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15718 (DPBIT_FUNCS): Filter out _div_df.
15720 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15722 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15723 a jump insn, count that jump in the distance to the loop start.
15725 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15728 * config/sh/sh.c (calc_live_regs): Fix condition for global
15729 registers except PIC_OFFSET_TABLE_REGNUM.
15731 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15734 * doc/invoke.texi (-mconsole): New.
15736 (-mno-cygwin): New.
15738 (-mnop-fun-dllimport): New.
15742 (sub section "i386 and x86-64 Windows Options"): New.
15744 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15746 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15747 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15749 2009-03-25 Richard Guenther <rguenther@suse.de>
15751 PR middle-end/39497
15752 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15755 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15757 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15758 neither of haifa/selective schedulers are working.
15760 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15762 * doc/invoke.texi (Debugging Options): Fix description of
15763 -fno-merge-debug-strings.
15765 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15767 * config/cris/libgcc.ver: New version-script.
15768 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15770 * configure.ac <GAS features, nop mnemonic>: Add pattern
15771 crisv32-*-* for "nop".
15772 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15773 * configure: Regenerate.
15775 2009-03-24 Ira Rosen <irar@il.ibm.com>
15777 PR tree-optimization/39529
15778 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15779 mark_sym_for_renaming for the tag copied to the new vector
15782 2009-03-24 Arthur Loiret <aloiret@debian.org>
15784 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15785 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15786 EXTRA_SPEC_FUNCTIONS.
15787 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15788 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15789 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15790 -march and -mtune options.
15792 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15794 * config/m68k/t-rtems: Add m5329 multilib.
15796 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15797 Jakub Jelinek <jakub@redhat.com>
15800 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15803 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15806 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15807 instead of c_parser_expression_conv, if original_code isn't one of the
15808 4 allowed comparison codes, fail.
15810 2009-03-23 Richard Guenther <rguenther@suse.de>
15812 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15813 * tree.h (struct tree_type): Likewise.
15814 * reload.h (struct insn_chain): Likewise.
15815 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15816 * function.h (struct function): Likewise.
15817 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15819 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15821 PR tree-optimization/39516
15822 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15824 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15826 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15827 should be set true if BITS_PER_WORD of target is bigger than 32
15829 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15831 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15832 Translate -B-options to -rpath-link. Correct existing
15833 rpath-link and conditionalize on !nostdlib.
15835 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15837 * doc/extend.texi (Function Attributes, Variable Attributes):
15839 * doc/invoke.texi (Debugging Options, Optimize Options)
15840 (i386 and x86-64 Options, MCore Options): Likewise.
15842 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15845 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15846 it for block local namespace aliases.
15847 (gen_decl_die): Pass context_die to gen_namespace_die.
15849 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15852 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15853 minimum or maximum value.
15855 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15857 * reginfo.c (globalize_reg): Recompute derived reg sets.
15859 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15862 * libgcc2.c (mprotect): Do not use signed arguments for
15863 VirtualProtect, use DWORD arguments. Also fix the 'may
15864 be used uninitialized' warning for the np variable.
15866 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15869 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15870 functions using regparm calling conventions when not optimizing.
15871 (ix86_function_sseregparm): Similarly for sseregparm calling
15874 2009-03-19 Li Feng <nemokingdom@gmail.com>
15876 PR middle-end/39500
15877 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15878 dependence if the first conflict is after niter iterations.
15880 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15882 PR middle-end/38609
15883 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15884 functions with dynamic stack-pointer adjustments.
15886 2009-03-19 Ben Elliston <bje@au.ibm.com>
15888 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15889 option; change to -msdata=data.
15891 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15893 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15896 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15899 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15901 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15903 * doc/invoke.texi (Code Gen Options): Expand discussion of
15906 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15908 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15909 * matrix-reorg.c (struct matrix_info): Likewise.
15910 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15911 * rtl.h (struct mem_attrs): Likewise.
15912 * df.h (struct df): Likewise.
15913 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15914 * ira-int.h (struct ira_allocno): Likewise.
15915 * df-scan.c (struct df_collection_rec): Likewise.
15916 * ira.c (struct equivalence): Likewise.
15917 * function.c (struct temp_slot): Likewise.
15918 * cfgloop.h (struct loop): Likewise.
15921 * function.c (use_register_for_decl): When not optimizing, disregard
15922 register keyword for variables with types containing methods.
15924 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15926 PR middle-end/39447
15927 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15928 (is_simple_operand): Call contains_component_ref_p before calling data
15929 reference analysis that would fail on COMPONENT_REFs.
15931 * tree-vrp.c (search_for_addr_array): Fix formatting.
15933 2009-03-18 Richard Guenther <rguenther@suse.de>
15935 * tree-vect-transform.c (vect_loop_versioning): Fold the
15936 generated comparisons.
15937 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15938 (slpeel_tree_peel_loop_to_edge): Likewise.
15940 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15942 PR middle-end/37805
15943 * opts.c (print_specific_help): In addition to `undocumented',
15944 accept `separate' and `joined' flags if passed alone. Describe
15945 output by the first matched one of those.
15946 (common_handle_option): Skip over empty strings.
15947 * gcc.c (display_help): Fix help string for `--help='.
15948 * doc/invoke.texi (Option Summary, Overall Options): With
15949 `--help=', classes and qualifiers can both be repeated, but
15950 only the latter can be negated. One should not pass only
15951 negated qualifiers. Fix markup and examples.
15954 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15955 PR middle-end/37805
15956 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15957 and -fhelp=separate.
15959 2009-03-17 Jing Yu <jingyu@google.com>
15961 PR middle-end/39378
15962 * function.h (struct rtl_data): Move is_thunk from here...
15963 (struct function): ...to here.
15964 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15965 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15967 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15969 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15970 (alpha_output_function_end_prologue): Likewise.
15971 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15972 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15973 (rs6000_output_function_epilogue): Likewise.
15974 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15976 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15979 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15980 from different units in a single alternative.
15981 (*truncdfsf_i387): Ditto.
15982 (*truncxfsf2_mixed): Ditto.
15983 (*truncxfdf2_mixed): Ditto.
15985 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15987 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15988 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15991 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15992 unused non-artificial variables when not optimizing.
15995 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15996 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15997 NAMESPACE_DECL in its DECL_INITIAL.
15999 PR middle-end/39443
16000 * optabs.c (set_user_assembler_libfunc): New function.
16001 * expr.h (set_user_assembler_libfunc): New prototype.
16002 * c-common.c: Include libfuncs.h.
16003 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16004 for memcmp, memset, memcpy, memmove and abort.
16005 * Makefile.in (c-common.o): Depend on libfuncs.h.
16008 * dwarf2out.c (gen_inlined_enumeration_type_die,
16009 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16010 gen_tagged_type_instantiation_die): Removed.
16011 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16014 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16017 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16019 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16020 (check-parallel-%): Ditto.
16021 (check-consistency): Ditto.
16023 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16025 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16026 local variable rhs by NULL_TREE.
16028 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16031 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16033 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16036 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16038 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16041 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16042 for ms->sysv ABI calls only in 64bit mode.
16044 * config/i386/i386.md (untyped_call): Support 32bit.
16046 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16048 * doc/extend.texi: Replace x86_65 with x86_64.
16050 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16052 PR tree-optimization/39455
16053 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16054 mismatches for POINTER_TYPE_P (type).
16055 (number_of_iterations_le): Likewise.
16057 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16059 * config/picochip/picochip.c: Removed profiling support.
16060 * config/picochip/picochip.md: Removed profiling instruction.
16061 * config/picochip/picochip.h: Removed profiling builtin.
16063 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16065 * doc/install.texi (--with-host-libstdcxx): Document.
16067 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16070 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16071 generate a warning if the function name does not begin with
16072 "__vector" and the function has either the 'signal' or 'interrupt'
16073 attribute, from here to ...
16074 (avr_declare_function_name): ...here. New function.
16075 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16076 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16078 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16081 * cse.c (fold_rtx): Don't modify original const_arg1 when
16082 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16083 separate variable instead.
16084 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16085 from out of range shift counts.
16086 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16088 2009-03-13 Catherine Moore <clm@codesourcery.com>
16090 * config/i386/x-mingw32 (host-mingw32.o): Replace
16091 diagnostic.h with $(DIAGNOSTIC_H).
16093 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16096 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16098 * config/i386/sync.md (sync_compare_and_swap<mode>,
16099 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16100 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16102 (sync_double_compare_and_swapdi_pic,
16103 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16104 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16106 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16109 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16111 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16114 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16115 (avx_addsubv4df3): Likewise.
16116 (*avx_addsubv4sf3): Likewise.
16117 (sse3_addsubv4sf3): Likewise.
16119 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16122 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16124 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16127 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16128 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16129 registers for allocnos created from user-defined variables.
16131 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16134 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16135 of non-integer mode as well.
16137 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16139 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16140 for functions for which the parameter types are unknown.
16142 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16145 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16146 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16147 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16148 * config/i386/i386.c (ix86_local_alignment): For
16149 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16150 long long variables on the stack to avoid dynamic realignment.
16151 Allow the first argument to be a decl rather than type.
16152 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16154 2009-03-11 Nick Clifton <nickc@redhat.com>
16157 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16159 Add description to mno-lsim option.
16160 * config/mcore/mcore.h: Remove comment about deprecated m4align
16162 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16163 * doc/invoke.texi: Add description of mno-lsim and
16164 mstack-increment options.
16166 * config/fr30/fr30.opt: Document the -mno-lsim option.
16167 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16168 and -mno-lsim options.
16170 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16172 * fold-const.c (fold_comparison): Only call fold_inf_compare
16173 if the mode supports infinities.
16175 2009-03-11 Jason Merrill <jason@redhat.com>
16178 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16179 end already did. Notice GIMPLE_CALL modifications of the result.
16180 Don't copy debug information from an ignored decl or a decl from
16183 2009-03-10 Richard Guenther <rguenther@suse.de>
16184 Nathan Froyd <froydnj@codesourcery.com>
16186 PR middle-end/37850
16187 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16188 (__divMODE3): Likewise.
16190 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16192 PR tree-optimization/39394
16193 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16194 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16196 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16198 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16199 inline asms for register asm ("") declarations.
16201 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16203 * fold-const.c (fold_unary): Fix comment.
16205 2009-03-07 Jan Hubicka <jh@suse.cz>
16208 * tree-inline.c (setup_one_parameter): Do replacement of const
16209 argument by constant in SSA form.
16211 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16213 PR middle-end/38028
16214 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16215 determine alignment passed to assign_stack_local.
16216 (assign_parms_unsplit_complex): Likewise.
16217 * except.c (sjlj_build_landing_pads): Likewise.
16219 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16221 PR middle-end/39360
16222 * tree-flow.h (add_referenced_var): Return bool instead of void.
16223 * tree-dfa.c (add_referenced_var): Return result of
16224 referenced_var_check_and_insert call.
16225 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16226 of referenced_var_check_and_insert.
16229 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16230 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16231 DIE, don't emit it if abstract origin already has it.
16232 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16233 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16235 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16237 * genpreds.c (needs_variable): Fix parentheses at variable name
16239 (write_tm_constrs_h): Indent generated code.
16241 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16243 * doc/extend.texi (Function Attributes): Add documentation
16244 for isr attributes.
16246 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16249 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16250 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16252 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16254 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16257 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16260 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16261 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16263 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16265 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16266 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16267 constants instead of magic numbers.
16268 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16270 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16271 (x86_64_ms_abi_int_parameter_registers): Ditto.
16272 (x86_64_int_return_registers): Ditto.
16273 (ix86_maybe_switch_abi): Ditto.
16274 (ix86_expand_call): Ditto for clobbered_registers array.
16275 (ix86_hard_regno_mode_ok): Ditto.
16276 (x86_extended_QIreg_mentioned_p): Ditto.
16278 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16280 PR tree-optimization/39349
16281 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16283 * combine.c (gen_lowpart_for_combine): Use omode when generating
16286 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16288 PR rtl-optimization/39235
16289 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16291 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16293 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16295 2009-03-04 Richard Guenther <rguenther@suse.de>
16297 PR tree-optimization/39362
16298 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16299 that occur in abnormal PHIs should be varying.
16301 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16303 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16305 (simple_iv): Take loop as an argument instead of statement.
16306 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16307 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16309 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16311 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16312 * matrix-reorg.c (analyze_transpose): Ditto.
16313 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16314 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16315 * tree-predcom.c (ref_at_iteration): Ditto.
16316 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16318 2009-03-04 Richard Guenther <rguenther@suse.de>
16320 PR tree-optimization/39358
16321 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16322 escaped_id and callused_id.
16323 (solve_graph): Likewise.
16325 2009-03-04 Richard Guenther <rguenther@suse.de>
16327 PR tree-optimization/39339
16328 * tree-sra.c (try_instantiate_multiple_fields): Make it
16329 no longer ICE on the above.
16331 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16333 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16334 that fits within Pmode.
16336 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16338 PR middle-end/10109
16339 * tm.texi (LIBCALL_VALUE): Update description.
16341 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16343 PR middle-end/34443
16344 * doc/extend.texi (section): Update description.
16346 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16348 PR middle-end/39345
16349 * tree-inline.c (remapped_type): New.
16350 (can_be_nonlocal): Call remapped_type instead of remap_type.
16352 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16355 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16356 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16358 2009-03-03 Richard Guenther <rguenther@suse.de>
16360 PR middle-end/39272
16361 * tree.c (tree_nonartificial_location): New function.
16362 * tree.h (tree_nonartificial_location): Declare.
16363 * builtins.c (expand_builtin_memory_chk): Provide location
16364 of the call location for artificial function pieces.
16365 (maybe_emit_chk_warning): Likewise.
16366 (maybe_emit_sprintf_chk_warning): Likewise.
16367 (maybe_emit_free_warning): Likewise.
16368 * expr.c (expand_expr_real_1): Likewise.
16370 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16372 PR tree-optimization/39343
16373 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16374 COMPONENT_REF t has ARRAY_TYPE.
16376 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16378 PR middle-end/39335
16379 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16380 when the type precision of the induction variable should be
16381 larger than the type precision of nit.
16382 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16383 * graphite.c (graphite_loop_normal_form): Same.
16384 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16386 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16388 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16389 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16390 numbers to describe clobbered registers.
16391 (*call_value_0_rex64_ms_sysv): Ditto.
16392 * config/i386/mmx.md (mmx_emms): Ditto.
16393 (mmx_femms): Ditto.
16395 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16397 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16400 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16402 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16403 (spu_section_type_flags): New function.
16405 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16407 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16408 reg_class_contents of FLOAT_REGS into a temporary.
16410 2009-03-02 Richard Guenther <rguenther@suse.de>
16411 Ira Rosen <irar@il.ibm.com>
16413 PR tree-optimization/39318
16414 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16415 information to the vectorized statement.
16417 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16419 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16420 variable. Use defined names instead of magic constants for REX SSE
16423 2009-03-01 Richard Guenther <rguenther@suse.de>
16425 PR tree-optimization/39331
16426 * omp-low.c (lower_send_shared_vars): Do not receive new
16427 values for the reference of DECL_BY_REFERENCE parms or results.
16429 2009-03-01 Jan Hubicka <jh@suse.cz>
16432 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16433 BLOCK_NONLOCALIZED_VAR): New macros.
16434 (tree_block): Add nonlocalized_vars.
16435 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16436 gen_decl_die): Add origin argument. Allow generation of die with
16437 origin at hand only.
16438 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16439 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16441 (gen_block_die): Fix checking for unused blocks.
16442 (process_scope_var): Break out from .... ; work with origins only.
16443 (decls_for_scope) ... here; process nonlocalized list.
16444 (dwarf2out_ignore_block): Look for nonlocalized vars.
16445 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16447 (dump_scope_block): Dump them.
16448 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16449 (remap_block): Likewise.
16450 (can_be_nonlocal): New predicate.
16451 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16453 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16455 * configure: Regenerate.
16457 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16459 * optc-gen.awk: No need to duplicate option flags twice.
16460 Reuse help texts for duplicate options which do not have any.
16462 * gcc.c (display_help): Document --version.
16464 * gcc.c (main): If print_help_list and verbose_flag, ensure
16465 driver output comes before subprocess output.
16467 * optc-gen.awk: Assign all remaining fields to help string,
16468 space-separated, for multi-line help in *.opt.
16470 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16471 -Wno-pedantic-ms-format is for MinGW targets only.
16473 * doc/options.texi (Option file format): Fix bad indentation,
16474 restoring dropped sentence.
16476 2009-02-28 Jan Hubicka <jh@suse.cz>
16478 * tree-inline.c (tree_function_versioning): Output debug info.
16480 2009-02-28 Jan Hubicka <jh@suse.cz>
16483 * tree-inline.c (setup_one_parameter): Do not copy propagate
16484 arguments when not optimizing.
16486 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16489 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16490 (avx_addsubv4df3): Likewise.
16491 (*avx_addsubv4sf3): Likewise.
16492 (sse3_addsubv4sf3): Likewise.
16493 (*avx_addsubv2df3): Likewise.
16494 (sse3_addsubv2df3): Likewise.
16495 (avx_unpckhps256): Correct item selectors.
16496 (avx_unpcklps256): Likewise.
16497 (avx_unpckhpd256): Likewise.
16498 (avx_unpcklpd256): Likewise.
16500 2009-02-28 Jan Hubicka <jh@suse.cz>
16502 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16504 (copy_arguments_for_versioning): If var is declared don't declare it.
16505 (tree_function_versioning): First setup substitutions and then copy
16508 2009-02-27 Jan Hubicka <jh@suse.cz>
16511 * cgraph.h (varpool_output_debug_info): Remove.
16512 * cgraphunit.c (varpool_output_debug_info): Remove.
16513 * dwarf2out.c (deferred_locations_struct): New struct
16514 (deferred_locations): New type.
16515 (deferred_locations_list): New static var.
16516 (deffer_location): New function.
16517 (gen_variable_die): Use it.
16518 (decls_for_scope): Output info on local static vars.
16519 (dwarf2out_finish): Process deferred locations.
16520 * varpool.c (varpool_output_debug_info): Remove.
16522 2009-02-27 Jan Hubicka <jh@suse.cz>
16525 * tree.h (TREE_PROTECTED): Fix comment.
16526 (BLOCK_HANDLER_BLOCK): Remove.
16527 (struct tree_block): Remove handler_block add body_block.
16528 (inlined_function_outer_scope_p): New.
16529 (is_body_block): Remove.
16530 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16531 * dwarf2out.c (is_inlined_entry_point): Remove.
16532 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16533 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16535 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16536 * gimplify.c (gimplify_expr): Gimplify body blocks.
16537 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16538 block with multiple subblocks.
16539 (dump_scope_block): Prettier output; dump more flags and info.
16540 (dump_scope_blocks): New.
16541 (remove_unused_locals): Use dump_scope_blocks.
16542 * tree-flow.h (dump_scope_blocks): Declare.
16543 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16544 * stmt.c (is_body_block): Remove.
16545 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16546 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16548 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16550 PR middle-end/39308
16551 * graphite.c (graphite_loop_normal_form): Do not call
16552 number_of_iterations_exit from a gcc_assert.
16554 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16556 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16557 jumps if COND is NULL.
16558 (find_cond_jump): New function.
16559 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16560 * config/s390/s390.md: Remove z10_cobra attribute value.
16562 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16564 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16565 force_const_mem returns NULL_RTX.
16567 2009-02-26 Jan Hubicka <jh@suse.cz>
16570 * cgraph.h (varpool_output_debug_info): Remove.
16571 * cgraphunit.c (varpool_output_debug_info): Remove.
16572 * dwarf2out.c (deferred_locations_struct): New struct
16573 (deferred_locations): New type.
16574 (deferred_locations_list): New static var.
16575 (deffer_location): New function.
16576 (gen_variable_die): Use it.
16577 (decls_for_scope): Output info on local static vars.
16578 (dwarf2out_finish): Process deferred locations.
16579 * varpool.c (varpool_output_debug_info): Remove.
16581 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16583 PR rtl-optimization/39241
16584 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16585 to subreg_offset_representable_p.
16587 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16589 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16590 execute function prototype. Get f and nregs from max_reg_num
16591 and get_insns. Remove the first backward pass as it's dead,
16592 guard the forward pass by flag_expensive_optimizations.
16593 (rest_of_handle_regmove): Delete.
16594 (pass_regmove): Replace it with regmove_optimize.
16596 2009-02-25 Martin Jambor <mjambor@suse.cz>
16598 PR tree-optimization/39259
16599 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16600 calls_alloca function flags.
16601 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16602 calls are detected.
16604 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16606 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16607 flags_set_1_rtx, flags_set_1_set): Delete.
16608 (regmove_optimize): Do not call mark_flags_life_zones.
16610 2009-02-24 Julian Brown <julian@codesourcery.com>
16613 * config/arm/arm.c (require_pic_register): Only set
16614 cfun->machine->pic_reg once per function.
16616 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16618 * doc/invoke.texi (Link Options): Document an easier way to pass
16619 options that take arguments to the GNU linker using -Xlinker and -Wl.
16621 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16624 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16626 2009-02-24 Richard Guenther <rguenther@suse.de>
16629 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16631 2009-02-24 Richard Guenther <rguenther@suse.de>
16632 Zdenek Dvorak <ook@ucw.cz>
16634 PR tree-optimization/39233
16635 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16636 from converting them to a generic type.
16638 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16640 PR tree-optimization/39260
16641 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16642 contains a condition with a real type.
16643 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16645 2009-02-23 Jason Merrill <jason@redhat.com>
16648 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16649 narrowing_initializer_constant_valid_p.
16650 (narrowing_initializer_constant_valid_p): Don't return
16651 null_pointer_node for adding a pointer to itself.
16653 2009-02-23 Jan Hubicka <jh@suse.cz>
16656 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16659 2009-02-23 Jan Hubicka <jh@suse.cz>
16661 PR tree-optimization/37709
16662 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16663 * tree.h (block_ultimate_origin): Declare.
16664 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16665 * tree-ssa-live.c (remove_unused_scope_block_p):
16666 Eliminate blocks containig no instructions nor live variables nor
16668 (dump_scope_block): New function.
16669 (remove_unused_locals): Enable removal of dead blocks by default;
16670 enable dumping at TDF_DETAILS.
16672 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16674 * config/i386/i386.c (classify_argument): Don't allow COImode
16676 (function_arg_advance_32): Don't allow OImode.
16677 (function_arg_32): Likewise.
16678 (function_value_32): Likewise.
16679 (return_in_memory_32): Likewise.
16680 (function_arg_64): Remove OImode comment.
16682 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16685 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16686 ix86_expand_vector_set for V4DImode in 64bit mode only.
16687 (ix86_expand_vector_init_one_var): Likewise.
16689 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16691 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16693 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16696 * loop-iv.c: Revert last change.
16697 * emit-rtl.c: Likewise.
16699 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16702 * config/i386/i386.c (type_natural_mode): Remove an extra
16703 space in the warning message.
16704 (function_value_32): Handle 32-byte vector modes.
16705 (return_in_memory_32): Likewise.
16707 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16709 * loop-iv.c (truncate_value): New function.
16710 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16712 (lowpart_subreg): Move to...
16713 * emit-rtl.c: ...here.
16715 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16717 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16718 accidental and undocumented change at revision 140860.
16720 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16722 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16723 take gimple_seq * arguments.
16724 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16725 types_compatible_p langhook.
16727 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16728 Joseph Myers <joseph@codesourcery.com>
16730 * config/arm/arm.c (arm_builtin_va_list): New function.
16731 (arm_expand_builtin_va_start): Likewise.
16732 (arm_gimplify_va_arg_expr): Likewise.
16733 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16734 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16735 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16736 (va_list_type): New variable.
16737 (arm_mangle_type): Mangle va_list_type appropriately.
16739 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16741 PR middle-end/39157
16742 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16743 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16744 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16745 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16746 parameter to 1000 for -O1 by default.
16747 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16749 * loop-invariant.c: Include params.h.
16750 (move_loop_invariants): Don't call move_single_loop_invariants on
16753 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16755 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16756 offset when calculating bounds for indexing stack_usage_map. Fixes
16757 a buffer overflow with certain target setups.
16759 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16762 * calls.c (expand_call): Clear try_tail_call if caller and callee
16763 disagree in promotion of function return value.
16765 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16768 * c-common.c (c_determine_visibility): If visibility changed and
16769 DECL_RTL has been already set, call make_decl_rtl to update symbol
16772 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16775 * varasm.c (assemble_variable): Don't check DECL_NAME when
16776 globalizing a variable.
16778 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16781 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16782 expression before any __builtin_trap call.
16783 * c-typeck.c (build_function_call): Convert and check function
16784 arguments before generating a call to a trap. Evaluate the
16785 function arguments before the trap.
16787 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16790 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16791 (UNSPEC_FXAM_MEM): New unspec.
16792 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16793 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16794 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16796 2009-02-19 Richard Guenther <rguenther@suse.de>
16798 PR tree-optimization/39207
16799 PR tree-optimization/39074
16800 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16801 storedanything_tree): New.
16802 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16803 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16804 (build_succ_graph): Add edges from STOREDANYTHING to all
16806 (init_base_vars): Initialize STOREDANYTHING.
16807 (compute_points_to_sets): Free substitution info after
16808 building the succ graph.
16809 (ipa_pta_execute): Likewise.
16811 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16813 (do_ds_constraint): Do not add to special var or non-pointer
16815 (type_could_have_pointers): Split out from ...
16816 (could_have_pointers): ... here. For arrays use the element type.
16817 (create_variable_info_for): Initialize may_have_pointers.
16818 (new_var_info): Likewise.
16819 (handle_lhs_call): Make the HEAP variable unknown-sized.
16820 (intra_create_variable_infos): Use a type with pointers for
16821 PARM_NOALIAS, make it unknown-sized.
16823 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16826 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16828 2009-02-18 Jason Merrill <jason@redhat.com>
16831 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16832 value if DECL_EXTERNAL.
16833 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16834 * target.h (gcc_target::binds_local_p): Clarify "module".
16835 * tree.h (TREE_PUBLIC): Clarify "module".
16837 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16840 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16841 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16843 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16846 * c.opt (Wabi): Support C and ObjC.
16849 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16851 * config/i386/i386.c (classify_argument): Warn once about the ABI
16852 change when passing union with long double.
16854 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16856 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16859 * c-parser.c (c_parser_compound_statement): Always enter and leave
16862 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16865 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16867 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16869 PR tree-optimization/36922
16870 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16871 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16874 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16876 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16879 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16881 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16883 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16885 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16888 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16889 Richard Sandiford <rdsandiford@googlemail.com>
16891 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16892 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16893 (loongson_biadd): ...this.
16895 2009-02-17 Richard Guenther <rguenther@suse.de>
16897 PR tree-optimization/39202
16898 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16899 a var make sure to follow existing collapses.
16901 2009-02-17 Richard Guenther <rguenther@suse.de>
16903 PR middle-end/39214
16904 * langhooks.c (lhd_print_error_function): Check for NULL block.
16906 2009-02-17 Richard Guenther <rguenther@suse.de>
16908 PR tree-optimization/39204
16909 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16912 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16914 * config/soft-fp/double.h: Update from glibc CVS.
16916 2009-02-17 Richard Guenther <rguenther@suse.de>
16918 PR tree-optimization/39207
16919 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16920 strict-aliasing warnings for pointers pointing to NULL.
16922 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16925 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16926 skipping until next close brace.
16928 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16931 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16932 to function argument boundary.
16934 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16936 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16937 in the lea_add. Reload eventually constraints it properly.
16938 * config/picochip/constraints.md: Remove the target constraint
16939 "b", since it is not needed anymore.
16941 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16943 * gthr-dce.h: Uglify function parameter and local variable names.
16944 * gthr-gnat.h: Likewise.
16945 * gthr-mipssde.h: Likewise.
16946 * gthr-nks.h: Likewise.
16947 * gthr-posix95.h: Likewise.
16948 * gthr-posix.h: Likewise.
16949 * gthr-rtems.h: Likewise.
16950 * gthr-single.h: Likewise.
16951 * gthr-solaris.h: Likewise.
16952 * gthr-tpf.h: Likewise.
16953 * gthr-vxworks.h: Likewise.
16954 * gthr-win32.h: Likewise.
16956 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16959 * config/i386/i386.md: Restrict the new peephole2 to move
16960 between MMX/SSE registers.
16962 2009-02-15 Richard Guenther <rguenther@suse.de>
16965 2009-02-13 Richard Guenther <rguenther@suse.de>
16967 * configure.ac: Enable LFS.
16968 * configure: Re-generate.
16969 * config.in: Likewise.
16971 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16973 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16974 spu_srqwbyte, spu_srqwbytebc): Define.
16975 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16976 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16977 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16978 "shrqby_<mode>"): New insn-and-split patterns.
16979 * config/spu/spu.c (expand_builtin_args): Determine and return
16980 number of operands using spu_builtin_description data.
16981 (spu_expand_builtin_1): Use it.
16983 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16986 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16989 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16992 * config/i386/i386.c (override_options): Correct warning
16993 messages for -malign-loops, -malign-jumps and -malign-functions.
16995 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16998 * config/i386/i386.md: Restrict the new peephole2 to move
16999 between the general purpose registers.
17001 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17004 * config/i386/i386.c (type_natural_mode): Add a new argument.
17005 Return the original mode and warn ABI change if vector size is 32byte.
17006 (function_arg_advance): Updated.
17007 (function_arg): Likewise.
17008 (ix86_function_value): Likewise.
17009 (ix86_return_in_memory): Likewise.
17010 (ix86_sol10_return_in_memory): Likewise.
17011 (ix86_gimplify_va_arg): Likewise.
17012 (function_arg_32): Don't warn ABX ABI change here.
17013 (function_arg_64): Likewise.
17015 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17017 * loop-iv.c (implies_p): In the final case, test that operands 0
17018 of the two comparisons match.
17020 * config/bfin/bfin.c (find_prev_insn_start): New function.
17021 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17022 (find_next_insn_start): Move.
17024 2009-02-13 Richard Guenther <rguenther@suse.de>
17026 * configure.ac: Enable LFS.
17027 * configure: Re-generate.
17028 * config.in: Likewise.
17030 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17033 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17034 sizes on syntax error after some arguments have been parsed.
17036 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17038 * doc/invoke.texi (-fira): Remove.
17040 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17042 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17043 * recog.c: Likewise.
17046 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17048 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17049 (umul_ppmm): Likewise.
17050 (count_leading_zeros): Likewise.
17051 (count_trailing_zeros): Likewise.
17052 (UMUL_TIME): Likewise.
17054 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17056 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17057 soft-fp/t-softfp to tmake_file.
17059 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17060 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17061 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17062 IA64_BUILTIN_INFQ]: New.
17063 (ia64_init_builtins): Initialize __builtin_infq,
17064 __builtin_fabsq and __builtin_copysignq if not HPUX.
17065 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17066 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17068 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17070 (__fixtfti): Likewise.
17071 (__fixunstfti): Likewise.
17072 (__floattitf): Likewise.
17074 * config/ia64/libgcc-glibc.ver: New.
17075 * config/ia64/t-fprules-softfp: Likewise.
17076 * config/ia64/sfp-machine.h: Likewise.
17078 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17079 (LIBGCC2_TF_CEXT): Likewise.
17080 (TF_SIZE): Likewise.
17081 (TARGET_INIT_LIBFUNCS): Likewise.
17083 * config/ia64/t-glibc (SHLINB_MAPFILES):
17084 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17086 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17088 * config/i386/i386.c (construct_container): Rewrite processing
17089 BLKmode with X86_64_SSE_CLASS.
17091 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17094 * config/i386/i386.md: Replace simplify_replace_rtx with
17095 replace_rtx in the new peephole2.
17097 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17099 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17100 loop unrolling do not happen at -O2.
17102 2009-02-12 Michael Matz <matz@suse.de>
17104 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17106 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17108 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17111 2009-02-12 Ben Elliston <bje@au.ibm.com>
17113 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17114 patterns when updating the back chain. Missed in the 2009-02-10
17117 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17119 * doc/extend.texi (Decimal Floating Types): Update identifier of
17120 draft TR and list of missing support.
17122 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17124 PR middle-end/39154
17125 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17126 bit to variable length decl's flags, add it also to its
17127 pointer replacement variable.
17129 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17130 Jakub Jelinek <jakub@redhat.com>
17133 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17134 (memory_blockage): New expander.
17135 (*memory_blockage): New insn pattern.
17136 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17137 instead of general blockage at the end of function prologue when
17138 frame pointer is used to access red zone area. Do not emit blockage
17139 when profiling, it is emitted in generic code.
17140 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17141 function epilogue when frame pointer is used to access red zone area.
17143 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17146 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17147 by arithmetic with memory operands.
17148 * config/i386/predicates.md (commutative_operator): New.
17150 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17152 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17155 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17157 * alias.h (record_alias_subset): Declare.
17158 * alias.c (record_alias_subset): Make global.
17160 2009-02-10 Nick Clifton <nickc@redhat.com>
17162 * tree-parloops.c: Change license to GPLv3.
17163 * ipa-struct-reorg.c: Change license to GPLv3.
17164 * ipa-struct-reorg.h: Change license to GPLv3.
17166 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17169 * c-decl.c (start_struct): Return NULL on error.
17171 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17173 PR middle-end/39124
17174 * cfgloopmanip.c (remove_path): Call remove_bbs after
17175 cancel_loop_tree, not before it.
17178 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17179 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17180 VAR_DECLs were seen.
17181 * tree-ssa-live.c (remove_unused_locals): Recompute
17182 cfun->has_local_explicit_reg_vars.
17183 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17184 copies or clearings if cfun->has_local_explicit_reg_vars.
17186 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17189 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17190 of function prologue when frame pointer is used to access
17193 2009-02-10 Richard Guenther <rguenther@suse.de>
17195 PR middle-end/39127
17196 * gimplify.c (gimple_regimplify_operands): Always look if
17197 we need to create a temporary.
17199 2009-02-10 Richard Guenther <rguenther@suse.de>
17201 PR tree-optimization/39132
17202 * tree-loop-distribution.c (todo): New global var.
17203 (generate_memset_zero): Trigger TODO_rebuild_alias.
17204 (tree_loop_distribution): Return todo.
17206 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17209 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17210 (x86_64_reg_class_name): Removed.
17211 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17212 first one isn't X86_64_SSE_CLASS or any other ones aren't
17213 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17214 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17215 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17216 and 3 X86_64_SSEUP_CLASS.
17217 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17218 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17220 2009-02-10 Ben Elliston <bje@au.ibm.com>
17222 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17223 form instruction to update the stack back chain word, even if the
17224 user has disabled the generation of update instructions.
17225 (movdi_<mode>_update_stack): New.
17226 (movsi_update_stack): Likewise.
17227 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17228 always use an update form instruction to update the stack back
17231 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17233 PR middle-end/38953
17234 * graphite.c (if_region_set_false_region): After moving a region in
17235 the false branch of a condition, remove the empty dummy basic block.
17236 (gloog): Remove wrong fix for PR38953.
17238 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17240 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17241 generation due to implicit sign extension.
17243 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17245 PR middle-end/38981
17246 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17247 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17249 2009-02-09 Richard Guenther <rguenther@suse.de>
17251 PR middle-end/35202
17252 * convert.c (convert_to_real): Disable (float)fn((double)x)
17253 to fnf(x) conversion if errno differences may occur and
17254 -fmath-errno is set.
17256 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17258 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17259 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17260 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17262 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17265 * c-common.c (handle_alias_attribute): Disallow attribute for
17266 anything not a FUNCTION_DECL or VAR_DECL.
17268 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17271 * real.c (do_compare): Special-case compare of zero against
17272 decimal float value.
17274 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17277 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17278 as indicating flexible array members unless the field itself is
17279 being declarared as the incomplete array.
17281 2009-02-06 Jan Hubicka <jh@suse.cz>
17283 PR tree-optimization/38844
17284 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17285 is already inlined.
17287 2009-02-06 Richard Guenther <rguenther@suse.de>
17289 PR middle-end/38977
17290 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17291 fork because we may expand it as __gcov_fork.
17293 2009-02-06 Nick Clifton <nickc@redhat.com>
17295 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17297 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17299 PR tree-optimization/35659
17300 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17301 vn_phi_eq): Shortcut if hashcode does not match.
17302 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17304 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17305 and avoid iterative_hash_expr.
17306 (FOR_EACH_VALUE_ID_IN_SET): New.
17307 (value_id_compare): Remove.
17308 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17309 sort expressions by value id.
17311 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17314 * config/sh/predicates.md (general_movsrc_operand): Don't check
17315 the subreg of system registers here.
17317 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17320 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17321 on the copied decl.
17323 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17325 PR rtl-optimization/39110
17326 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17327 addresses, not aligned ones.
17329 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17330 Richard Guenther <rguenther@suse.de>
17332 PR tree-optimization/39100
17333 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17334 comment says and add edges.
17336 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17339 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17340 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17342 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17344 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17345 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17346 register_bb_in_sese, new_sese, free_sese): Moved.
17347 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17348 outermost_loop_in_scop, build_scop_iteration_domain,
17349 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17350 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17351 Use loop_in_sese_p instead of loop_in_scop_p.
17352 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17353 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17354 (scopdet_basic_block_info): Fix bug in scop detection.
17355 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17356 eq_loop_to_cloog_loop): Remove.
17357 (nb_loops_around_loop_in_scop, nb_loop
17358 ref_nb_loops): Moved here...
17359 * graphite.h (ref_nb_loops): ... from here.
17360 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17361 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17362 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17363 * testsuite/gcc.dg/graphite/scop-19.c: New
17365 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17366 Hans-Peter Nilsson <hp@axis.com>
17368 PR rtl-optimization/37889
17369 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17370 Move offset handling from PLUS to before the switch. Use new
17371 arguments when considering SYMBOL_REFs too.
17372 (rtx_addr_can_trap_p): Pass dummy offset and size.
17373 (enum may_trap_p_flags): Remove.
17374 (may_trap_p_1): Pass size from MEM_SIZE.
17376 PR rtl-optimization/38921
17377 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17378 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17379 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17380 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17382 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17384 AVX Programming Reference (January, 2009)
17385 * config/i386/sse.md (*vpclmulqdq): New.
17387 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17389 PR tree-optimization/38977
17390 PR gcov-profile/38292
17391 * calls.c (special_function_p): Disregard __builtin_ prefix.
17393 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17395 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17396 non-indexable addresses even before reload.
17398 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17401 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17402 as having variable size. Do not give an error for unnamed
17403 parameters with [*] declarators. Give a warning for type names
17404 with [*] declarators and mark them as variable size.
17405 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17406 for sizeof applied to [*] type names.
17408 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17411 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17413 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17415 * gcc.c (process_command): Update copyright notice dates.
17416 * gcov.c (print_version): Likewise.
17417 * gcov-dump.c (print_version): Likewise.
17418 * mips-tfile.c (main): Likewise.
17419 * mips-tdump.c (main): Likewise.
17421 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17424 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17425 for composite type involving a zero-length array type.
17427 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17430 * function.c (match_asm_constraints_1): Skip over
17431 initial optional % in the constraint.
17433 PR inline-asm/39059
17434 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17435 supported, don't accept FIXED_CSTs.
17436 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17437 and _Sat is used without _Fract/_Accum. Set specs->type to
17438 integer_type_node for cts_fract/cts_accum if fixed point is not
17441 2009-02-02 Catherine Moore <clm@codesourcery.com>
17443 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17445 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17447 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17448 (ABI_HAS_64BIT_SYMBOLS): Use it.
17449 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17451 2009-02-02 Paul Brook <paul@codesourcery.com>
17453 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17455 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17457 PR inline-asm/39058
17458 * recog.h (asm_operand_ok): Add constraints argument.
17459 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17460 recurse on matching constraint.
17461 (check_asm_operands): Pass constraints as 3rd argument to
17462 asm_operand_ok. Don't look up matching constraint here.
17463 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17466 2009-02-02 Ben Elliston <bje@au.ibm.com>
17468 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17469 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17471 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17473 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17474 information. Remove some obsolete information. Reorganize.
17476 * config/pa/fptr.c: Revert license to GPL 2.
17477 * config/pa/milli64.S: Likewise.
17479 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17482 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17483 LIBRARY name in, instead of hard-coding it.
17484 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17485 extra target make frag to tmake_files according to EH model.
17486 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17487 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17488 frags that define makefile variable EH_MODEL appropriately.
17489 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17490 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17491 to "-sjlj" according to type of EH configured.
17492 (LIBGCC_SONAME): Concatenate it to shared library base name.
17493 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17494 to "_sjlj" according to type of EH configured.
17495 (LIBGCC_SONAME): Concatenate it to shared library base name.
17496 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17497 (SHLIB_LINK): Add missing semicolon to if-else construct.
17498 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17499 string value of "pe_dll" command-line option.
17500 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17501 (SHLIB_SONAME): Use it when overriding t-cygming default.
17502 (SHLIB_IMPLIB): Override t-cygming default.
17503 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17504 string value of "pe_dll" command-line option.
17506 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17509 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17510 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17512 2009-01-31 Richard Guenther <rguenther@suse.de>
17514 PR tree-optimization/38937
17515 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17516 computing the transitive closure.
17518 2009-01-30 Richard Guenther <rguenther@suse.de>
17520 PR tree-optimization/39041
17521 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17522 Propagate variable indices only if the types match for this stmt.
17524 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17527 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17528 inline but never defined.
17530 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17532 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17533 (*insv_h_di_reg_extimm): New insn.
17534 (*insv_l<mode>_reg_extimm): New insn.
17536 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17538 * config/picochip/picochip.c (flag_conserve_stack): set
17539 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17540 fconserve-stack. Reduce call-overhead used by inliner.
17542 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17545 * common.opt (flag_conserve_stack): Initialised to zero.
17547 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17550 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17551 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17554 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17556 * ira-color.c (allocno_reload_assign): Update comments.
17557 * regmove.c (regmove_optimize): Likewise.
17561 2009-01-29 Robert Millan <rmh@aybabtu.com>
17563 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17564 * config/i386/kopensolaris-gnu.h: New file. Undefine
17565 `MD_UNWIND_SUPPORT'.
17566 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17568 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17570 PR tree-optimization/39007
17571 * tree-loop-distribution.c (generate_builtin): Use
17572 recompute_dominator to compute the immediate dominator of the
17573 basic block just after the loop.
17575 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17577 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17578 (ASM_OUTPUT_DWARF_PCREL): Define.
17580 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17582 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17583 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17584 global. Modify entries about regmove and IRA.
17586 * ra-conflict.c: Remove the file.
17588 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17590 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17591 (pass_regclass_init): Rename to pass_reginfo_init.
17593 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17595 * toplev.h (flag_ira): Remove.
17597 * caller-save.c (setup_save_areas): Remove flag_ira.
17599 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17601 * global.c: Remove the file.
17603 * opts.c (decode_options): Remove flag_ira.
17605 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17607 * regmove.c: Modify file description.
17608 (find_use_as_address, try_auto_increment): Define them only if
17609 AUTO_INC_DEC is defined.
17610 (replacement_quality, replace_in_call_usage, fixup_match_1,
17611 stable_and_no_regs_but_for_p): Remove.
17612 (reg_set_in_bb): Make it static.
17613 (regmove_optimize): Remove flag_ira and code which worked for
17616 * local-alloc.c: Remove the file.
17618 * common.opt (fira): Remove.
17620 * ira.c: Include except.h.
17621 (eliminable_regset): Move from global.c.
17622 (mark_elimination): Ditto. Remove flag_ira.
17623 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17624 equiv_mem_modified, validate_equiv_mem_from_store,
17625 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17626 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17627 no_equiv, recorded_label_ref): Move from local-alloc.c.
17628 (update_equiv_regs): Ditto. Make it static.
17629 (print_insn_chain, print_insn_chains): Move it from global.c.
17630 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17631 (build_insn_chain): Ditto. Make it static.
17632 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17633 Rename to init_live_subregs.
17634 (gate_ira): Remove flag_ira.
17636 * regclass.c: Rename reginfo.c. Change file description.
17637 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17638 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17639 (init_reg_sets_1): Remove code for evaluation of
17640 reg_class_superclasses and losing_caller_save_reg_set.
17641 (init_regs): Remove init_reg_autoinc.
17642 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17643 ok_for_base_p_nonstrict): Remove.
17644 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17645 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17646 corresponding entries.
17647 (dump_regclass, record_operand_costs, scan_one_insn,
17648 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17649 record_address_regs, auto_inc_dec_reg_p): Remove.
17650 (gt-regclass.h): Rename to gt-reginfo.h.
17652 * rtl.h (dump_global_regs, retry_global_alloc,
17653 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17655 * Makefile.in (RA_H): Remove.
17656 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17657 Rename regclass.o to reginfo.o.
17658 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17660 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17661 (GTFILES): Rename regclass.c to reginfo.c.
17663 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17664 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17666 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17667 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17669 (finish_spills): Ditto. Remove code for !flag_ira.
17671 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17673 PR middle-end/35854
17674 * doc/invoke.texi (rtl debug options): Complete rewrite.
17675 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17677 * mode-switching.c (pass_mode_switching): Rename pass from
17678 "mode-sw" to "mode_sw".
17679 * except.c (pass_convert_to_eh_ranges): Rename pass from
17680 "eh-ranges" to "eh_ranges".
17681 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17685 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17686 Alexander Monakov <amonakov@ispras.ru>
17688 PR middle-end/38857
17689 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17691 (move_exprs_to_boundary): Change return type and pass through
17692 should_move from move_op. Relax assert. Update usage ...
17693 (schedule_expr_on_boundary): ... here. Use should_move instead of
17695 (move_op_orig_expr_found): Indicate that insn was disconnected from
17697 (code_motion_process_successors): Do not call after_merge_succs
17698 callback if original expression was not found when traversing any of
17700 (code_motion_path_driver): Change return type. Update prototype.
17701 (move_op): Update comment. Add a new parameter (should_move). Update
17702 prototype. Set *should_move based on indication provided by
17703 move_op_orig_expr_found.
17705 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17707 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17708 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17709 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17710 * config/rs6000/rs6000.c (rs6000_override_options): Default
17711 avoid-indexed-addresses on for Power6, off for everything else.
17712 (avoiding_indexed_address_p): New function.
17713 (rs6000_legitimize_address): Use it.
17714 (rs6000_legitimate_address): Likewise.
17715 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17717 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17719 PR tree-optimization/38997
17720 * tree-loop-distribution.c (generate_memset_zero): Use
17721 POINTER_PLUS_EXPR for a pointer addition.
17723 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17725 * config/s390/s390.md (bswap<mode>2): New pattern added.
17727 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17729 * config/s390/s390.md (*tls_load_31): Added type attribute.
17731 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17733 * config/s390/s390.md: Fix a few comments.
17735 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17737 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17738 (*tm<mode>_full): Fixed z10prop attribute.
17739 (*tst<mode>_extimm): Fixed z10prop attribute.
17740 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17741 (*tstqiCCT_cconly): Fixed z10prop attribute.
17742 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17743 (*movsi_larl): Fixed z10prop attribute.
17744 (*movsi_zarch): Fixed z10prop attribute.
17745 (*movsi_eas): Fixed z10prop attribute.
17746 (*movhi): Fixed z10prop attribute.
17747 (*movqi): Fixed z10prop attribute.
17748 (*movstrictqi): Fixed z10prop attribute.
17749 (*mov<mode>): Fixed z10prop attribute.
17750 (*movcc): Fixed z10prop attribute.
17751 (*sethighpartdi_64): Fixed z10prop attribute.
17752 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17753 (*negdi2_sign_cc): Fixed z10prop attribute.
17754 (*negdi2_sign): Fixed z10prop attribute.
17755 (*absdi2_sign_cc): Fixed z10prop attribute.
17756 (*absdi2_sign): Fixed z10prop attribute.
17757 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17758 (*negabsdi2_sign): Fixed z10prop attribute.
17759 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17760 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17761 (doloop_si64): Fixed z10prop attribute.
17762 (doloop_si31): Fixed z10prop attribute.
17763 (doloop_long): Fixed z10prop attribute.
17764 (indirect_jump): Fixed z10prop attribute.
17765 (nop): Fixed z10prop attribute.
17766 (main_base_64): Fixed z10prop attribute.
17767 (reload_base_64): Fixed z10prop attribute.
17769 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17771 PR rtl-optimization/38740
17772 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17774 * config/mips/mips.c (mips_reorg): Likewise.
17776 2009-01-28 Richard Guenther <rguenther@suse.de>
17778 PR tree-optimization/38926
17779 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17780 with the correct value id to a value.
17781 (do_regular_insertion): Use the value number of edoubleprime
17782 for the value number of the expr.
17785 2008-08-21 Richard Guenther <rguenther@suse.de>
17787 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17788 a PHI ask VN if it is already available.
17789 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17790 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17792 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17794 PR middle-end/38934
17795 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17796 set to varying whenever max has TREE_OVERFLOW set, similarly
17797 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17799 2009-01-28 Richard Guenther <rguenther@suse.de>
17801 PR middle-end/38908
17802 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17803 uninitialized aggregate uses in call arguments.
17805 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17807 PR tree-optimization/38984
17808 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17809 the nothing_id variable if -fno-delete-null-pointer-checks.
17811 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17814 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17815 (set_got_offset_rex64): Ditto.
17817 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17820 * doc/extend.texi: Improve local variable with asm reg.
17822 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17824 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17825 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17826 was not supplied then set warn_packed_bitfield_compat to the
17827 default value of 1.
17828 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17831 2009-01-27 Richard Guenther <rguenther@suse.de>
17833 PR tree-optimization/38503
17834 * cfgexpand.c (expand_gimple_basic_block): Ignore
17835 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17836 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17837 variables that cannot have TBAA applied.
17838 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17841 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17843 PR middle-end/38969
17844 * calls.c (initialize_argument_information): Do not wrap complex
17845 arguments in SAVE_EXPR.
17847 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17849 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17850 (INSTALL_LIBGCC): Revert typo commit.
17852 2009-01-26 Richard Guenther <rguenther@suse.de>
17854 PR tree-optimization/38745
17855 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17856 from special handling.
17858 2009-01-26 Richard Guenther <rguenther@suse.de>
17860 PR tree-optimization/38745
17861 * tree-ssa.c (execute_update_addresses_taken): Do not include
17862 variables that cannot possibly be a register in not_reg_needs.
17863 Do not clear TREE_ADDRESSABLE on vars that may not become
17865 * tree-ssa.c (update_alias_info_1): Include those in the set
17866 of addressable vars.
17868 2009-01-26 Richard Guenther <rguenther@suse.de>
17870 PR middle-end/38851
17871 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17872 * tree-ssa-dse.c: Include langhooks.h
17873 (execute_simple_dse): Remove stores with zero size.
17875 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17878 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17881 2009-01-24 Julian Brown <julian@codesourcery.com>
17883 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17884 config/arm/linux-atomic.c.
17885 * config/arm/linux-atomic.c: New.
17887 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17889 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17890 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17891 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17893 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17896 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17899 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17901 PR tree-optimization/38953
17902 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17903 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17904 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17905 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17908 2009-01-24 Paul Brook <paul@codesourcery.com>
17910 * config/arm/neon.md (neon_type): Move to arm.md.
17911 (neon_mov<VSTRUCT>): Add neon_type attribute.
17912 * config/arm/arm.md (neon_type): Move to here.
17913 (conds): Add "unconditioal" and use as default for NEON insns.
17915 2009-01-24 Ben Elliston <bje@au.ibm.com>
17917 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17918 void *' warning from -Wc++-compat.
17919 * Makefile.in (dominance.o-warn): Remove.
17921 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17923 PR tree-optimization/38932
17924 * fold-const.c (fold_unary_ignore_overflow): New.
17925 * tree.h (fold_unary_ignore_overflow): Declare.
17926 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17927 * tree-ssa-sccvn.c (visit_reference_op_load,
17928 simplify_unary_expression): Likewise.
17930 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17932 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17933 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17934 regardless of their type.
17935 * c-common.c (handle_packed_attribute): Don't ignore packed on
17937 * c.opt (Wpacked-bitfield-compat): New warning option.
17938 * stor-layout.c (place_field): Warn if offset of a field changed.
17939 * doc/extend.texi (packed): Mention the ABI change.
17940 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17941 (Warning Options): Add it to the list.
17943 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17945 * c-opts.c (c_common_post_options): Fix a typo in comments.
17947 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17949 PR middle-end/38615
17950 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17951 variables to static.
17952 * doc/invoke.texi (-fmerge-all-constants): Update description.
17954 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17957 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17958 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17960 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17962 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17964 (LOCAL_ALIGNMENT): Similarly.
17966 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17967 Joseph Myers <joseph@codesourcery.com>
17969 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17970 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17971 * config/arm/arm-tune.md: Regenerate.
17972 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17975 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17977 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17978 version number to five.
17980 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17983 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17984 * c-common.c (set_underlying_type): Likewise.
17985 (is_typedef_decl ): Likewise
17987 (set_underlying_type): Likewise.
17988 (is_typedef_type): Likewise.
17990 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17992 PR middle-end/38587
17993 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17996 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17999 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18000 (LIBGCC_SPEC): Don't define.
18001 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18003 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18005 PR rtl-optimization/38879
18006 * alias.c (base_alias_check): Unaligned access via AND address can
18007 alias all surrounding object types except those with sizes equal
18008 or wider than the size of unaligned access.
18010 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18013 * c-decl.c (clone_underlying_type): Move this ...
18014 * c-common.c (set_underlying_type): ... here.
18015 Also, make sure the function properly sets TYPE_STUB_DECL() on
18016 the newly created typedef variant type.
18017 (is_typedef_decl ): New entry point.
18018 * tree.h: Added a new member member_types_needing_access_check to
18019 struct tree_decl_non_common.
18020 (set_underlying_type): New entry point.
18021 (is_typedef_type): Likewise.
18023 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18025 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18026 Check whether two instructions have memory references that
18027 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18028 are helper functions for traversing.
18029 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18030 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18031 not to draw dependency edge for instructions with non-conflicting
18034 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18037 * longlong.h: Update copyright years. Use soft-fp license notice.
18038 Sync __clz_tab declaration with glibc.
18040 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18043 * doc/extend.texi (syscall_linkage): New.
18044 (version_id): Modify.
18046 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18047 Richard Guenther <rguenther@suse.de>
18049 PR tree-optimization/38747
18050 PR tree-optimization/38748
18051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18052 conversion if the base address is an indirect reference and the
18053 aliasing sets could cause issues.
18055 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18057 * common.opt (fgraphite, fgraphite-identity): Add comment for
18058 explaining why these options are not documented.
18060 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18062 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18063 gimple_call_lhs is NULL.
18065 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18068 * emit-rtl.c (adjust_address_1): Make sure memref is never
18071 2009-01-20 Ben Elliston <bje@au.ibm.com>
18073 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18074 const qualifier from arg parameter. Remove unnecessary cast to char *.
18075 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18076 const qualifier from arg 2.
18078 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18080 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18082 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18085 * rtl.h (reinit_regs): New prototype.
18086 * regclass.c: Include ira.h.
18087 (reinit_regs): New.
18088 * Makefile.in (regclass.o): Add ira.h.
18089 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18091 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18094 * c-common.c (handle_aligned_attribute): Use
18095 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18096 default alignment value.
18098 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18100 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18101 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18103 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18104 __BIGGEST_ALIGNMENT__.
18106 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18108 2009-01-18 Richard Guenther <rguenther@suse.de>
18110 PR tree-optimization/38819
18111 * tree-flow.h (operation_could_trap_helper_p): Declare.
18112 * tree-eh.c (operation_could_trap_helper_p): Export.
18113 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18114 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18115 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18116 are about to insert a possibly trapping instruction and fail
18119 2009-01-18 Andreas Schwab <schwab@suse.de>
18121 * doc/install.texi (Configuration): Remove obsolete paragraph
18122 about use of --with-gnu-ld with --with-gnu-as.
18124 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18126 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18127 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18128 Follow spelling conventions.
18130 2009-01-18 Ben Elliston <bje@au.ibm.com>
18132 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18133 C++ warning about implicit conversion from void * to struct
18135 (bitmap_obstack_free): Likewise for bitmap_element *.
18136 * Makefile.in (bitmap.o-warn): Remove.
18138 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18140 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18142 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18143 Tobias Grosser <tobi.grosser@amd.com>
18145 * graphite.c (graphite_trans_scop_block): Do not block single
18148 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18150 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18151 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18152 test with assertion.
18154 2009-01-16 Richard Guenther <rguenther@suse.de>
18156 PR tree-optimization/38835
18157 PR middle-end/36227
18158 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18159 and INT + PTR -> (INT)(PTR p+ INT) folding.
18160 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18162 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18165 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18166 the subreg from a lowpart subreg if it is also casting the value.
18168 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18169 Tobias Grosser <tobi.grosser@amd.com>
18171 * graphite.c (compare_prefix_loops): New.
18172 (build_scop_canonical_schedules): Rewritten.
18173 (graphite_transform_loops): Move build_scop_canonical_schedules
18174 after build_scop_iteration_domain.
18176 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18177 Tobias Grosser <tobi.grosser@amd.com>
18179 * graphite.c (add_conditions_to_domain): Add the loops to
18180 the dimension of the iteration domain. Do copy the domain
18181 only when it exists.
18182 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18183 (add_conditions_to_constraints): New.
18184 (can_generate_code_stmt, can_generate_code): Removed.
18185 (gloog): Do not call can_generate_code.
18186 (graphite_transform_loops): Call add_conditions_to_constraints
18187 after building the iteration domain.
18189 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18191 PR tree-optimization/38789
18192 * tree-ssa-threadedge.c
18193 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18194 __builtin_constant_p.
18196 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18198 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18199 examined before deleting them.
18201 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18203 * function.c (aggregate_value_p): Correctly extract the function
18204 type from CALL_EXPR_FN lookup.
18206 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18208 * config/picochip/picochip.c (picochip_override_options): Revert
18209 CFI asm flag disable commited previously.
18211 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18212 Tobias Grosser <tobi.grosser@amd.com>
18213 Jan Sjodin <jan.sjodin@amd.com>
18215 * graphite.c (scan_tree_for_params): On substractions negate
18216 all the coefficients of the term.
18217 (clast_to_gcc_expression_red): New. Handle reduction expressions
18218 of more than two operands.
18219 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18220 (get_vdef_before_scop): Handle also the case of default definitions.
18222 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18224 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18225 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18226 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18228 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18229 Joey Ye <joey.ye@intel.com>
18231 PR middle-end/37843
18232 * cfgexpand.c (expand_stack_alignment): Don't update stack
18233 boundary nor check incoming stack boundary here.
18234 (gimple_expand_cfg): Update stack boundary and check incoming
18235 stack boundary here.
18237 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18239 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18241 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18243 PR rtl-optimization/38245
18244 * calls.c (expand_call): Add stack arguments to
18245 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18246 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18247 in regs and partially in memory or BLKmode arguments.
18248 (emit_library_call_value_1): Add stack arguments to
18249 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18250 ACCUMULATE_OUTGOING_ARGS).
18251 * dce.c: Include tm_p.h.
18252 (find_call_stack_args): New function.
18253 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18255 (mark_insn): Call find_call_stack_args for CALL_Ps.
18256 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18257 forwards. Allocate and free arg_stores bitmap if needed, pass it
18258 down to deletable_insn_p, don't mark stores set in arg_stores
18259 bitmap, clear the bitmap at the beginning of each bb.
18260 * Makefile.in (dce.o): Depend on $(TM_P_H).
18262 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18265 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18266 to make sure the insn is a conditional test (bug 22599). Reformat a
18269 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18271 PR middle-end/38431
18272 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18273 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18274 (gloog): Do not call cleanup_tree_cfg.
18275 (graphite_transform_loops): Call cleanup_tree_cfg after all
18276 scops have been code generated.
18278 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18279 * doc/gty.texi (Invoking the garbage collector): Added new node
18280 and section documenting ggc_collect.
18282 2009-01-14 Richard Guenther <rguenther@suse.de>
18284 PR tree-optimization/38826
18285 PR middle-end/38477
18286 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18287 initialization notes only if we actually emitted a warning.
18288 (intra_create_variable_infos): Add constraints for a result decl
18289 that is passed by hidden reference.
18290 (build_pred_graph): Mark all related variables non-direct on
18293 2009-01-14 Nick Clifton <nickc@redhat.com>
18295 * ira-conflicts.c: Include addresses.h for the definition of
18297 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18298 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18300 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18303 * Makefile.in (ira-lives.o): Add except.h.
18305 * ira-lives.c: Include except.h.
18306 (process_bb_node_lives): Process can_throw_internal.
18308 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18310 PR rtl-optimization/38774
18311 * combine.c (simplify_set): When undoing cc_use change, don't do
18312 PUT_CODE on the newly created comparison, but instead put back the
18315 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18317 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18318 values. Remove duplicate arm8 entry.
18320 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18322 PR tree-optimization/38786
18323 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18324 the SSA_NAME case of expand_scalar_variables_expr.
18325 Set the type of an expression to the type of its assign statement.
18326 (expand_scalar_variables_expr): Also gather the scalar computation
18327 used to index the memory access. Do not pass loop_p.
18328 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18329 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18330 the gimple_stmt_iterator where it inserts new code.
18331 Do not pass loop_p.
18332 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18333 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18335 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18337 * graphite.h (debug_value): Removed.
18338 * graphite.c (debug_value): Removed.
18340 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18342 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18343 ldrd/strd with two 32-bit instructions.
18345 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18347 * config/arm/arm.c (struct processors): Pass for speed down into
18348 cost helper functions.
18349 (const_ok_for_op): Handle COMPARE and inequality nodes.
18350 (arm_rtx_costs_1): Rewrite.
18351 (arm_size_rtx_costs): Update prototype.
18352 (arm_rtx_costs): Pass speed down to helper functions.
18353 (arm_slowmul_rtx_costs): Rework cost calculations.
18354 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18355 (arm_9e_rtx_costs): Likewise.
18357 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18359 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18360 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18361 (alpha_legitimize_address): Do not split local symbols wider than
18362 UNITS_PER_WORD into HIGH/LO_SUM parts.
18364 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18367 * gcc.c (process_command): Replace call to execvp with calls
18368 to pex_one and exit.
18370 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18373 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18374 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18375 variant for devices with 3-byte PC.
18376 (__tablejump_elpm__): New.
18378 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18381 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18382 offsetof member-designator, handle it as `[0].'.
18384 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18386 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18387 function when not using named sections on targets with named sections
18388 if branch distance is less than 262132.
18390 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18392 * combine.c (combine_instructions): Recompute
18393 optimize_this_for_speed_p for each BB in the main combine loop.
18395 2009-01-12 Tomas Bily <tbily@suse.cz>
18398 * tree-loop-distribution.c (prop_phis): New function.
18399 (generate_builtin): Call prop_phis.
18400 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18402 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18404 PR tree-optimization/38807
18405 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18406 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18408 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18410 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18411 subreg of op0 to the original op0.
18413 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18415 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18417 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18420 * mips-tfile.c (parse_def): Fix parsing of def strings
18421 starting with digits.
18423 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18426 * config/arm/arm.c (arm_is_long_call_p): Don't call
18427 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18429 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18431 * regrename.c (regrename_optimize): Fix dumping.
18432 (find_oldest_value_reg): Preserve REG_POINTER.
18433 (copy_hardreg_forward_1): Likewise.
18435 2009-01-09 Diego Novillo <dnovillo@google.com>
18437 * gimple.h (struct gimple_statement_base) <uid>: Document
18438 the restrictions on its use.
18439 (gimple_uid): Tidy.
18440 (gimple_set_uid): Tidy.
18442 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18444 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18445 zero guard even if align_bytes != 0 and count is smaller than
18448 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18450 PR rtl-optimization/38495
18451 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18452 (add_range_and_copies_from_move_list): Print all added ranges.
18453 Add ranges to memory optimized destination.
18455 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18459 * config/i386/i386.c (override_options): Reject
18460 -mstringop-strategy=rep_8byte with -m32.
18461 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18462 to 1. Do count comparison against epilogue_size_needed at compile
18463 time even when count_exp was constant forced into register. For
18464 size_needed don't jump to epilogue, instead just avoid aligning
18465 and invoke the body algorithm. If need_zero_guard, add zero guard
18466 even if count is non-zero, but smaller than size_needed + number of
18467 bytes that could be stored for alignment.
18468 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18469 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18470 but smaller than size_needed + number of bytes that could be stored
18471 for alignment. Compare size_needed with epilogue_size_needed instead
18472 of desired_align - align, don't adjust size_needed, pass
18473 epilogue_size_needed to the epilogue expanders.
18476 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18478 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18480 * pa.c (last_address): Change to unsigned.
18481 (update_total_code_bytes): Change argument to unsigned. Don't
18482 check if insn addresses are set.
18483 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18484 addresses are not set.
18485 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18487 2009-01-09 Nick Clifton <nickc@redhat.com>
18489 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18490 DECL_DECLARED_INLINE_P.
18492 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18494 PR middle-end/38347
18495 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18496 GET_MODE (op0) in operand_subword_force calls.
18498 PR middle-end/38771
18499 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18500 fold_convert arg0 operands to TREE_TYPE (op0) first.
18502 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18504 * params.def (ira-max-conflict-table-size): Decrease default value
18507 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18509 PR tree-optimization/37031
18510 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18512 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18513 allocate it using gc instead of heap, use VEC_quick_push instead of
18515 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18516 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18517 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18518 allocated vector from heap allocated.
18519 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18520 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18521 vector only after perfect_loop_nest_depth call.
18523 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18524 Jan Sjodin <jan.sjodin@amd.com>
18526 PR tree-optimization/38559
18527 * graphite.c (debug_value, copy_constraint,
18528 swap_constraint_variables, scale_constraint_variable, ): New.
18529 (get_lower_bound, get_upper_bound): Removed.
18530 (graphite_trans_bb_strip_mine): Clean up this code that works
18531 only for constant number of iterations. Fully copy upper and
18532 lower bound constraints, not only the constant part of them.
18533 * graphite.h (debug_value): Declared.
18535 2009-01-08 Ira Rosen <irar@il.ibm.com>
18537 PR tree-optimization/37194
18538 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18539 Don't add the cost of cost model guard in prologue to scalar
18540 outside cost in case of known number of iterations.
18542 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18543 Alan Modra <amodra@bigpond.net.au>
18545 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18546 non-word-aligned REG+CONST addressing.
18548 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18551 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18552 free_after_compilation when outputting a thunk.
18553 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18554 Do not call free_after_compilation here.
18556 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18558 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18559 (ix86_valid_target_attribute_inner_p): Ditto.
18561 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18563 PR tree-optimization/38492
18564 PR tree-optimization/38498
18565 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18566 * tree-chrec.h (scev_is_linear_expression): Declared.
18567 * graphite.c (graphite_cannot_represent_loop_niter): New.
18568 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18569 (graphite_loop_normal_form): Use gcc_assert.
18570 (scan_tree_for_params): Use CASE_CONVERT.
18571 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18572 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18573 Use gcc_assert. Discard scops that contain unhandled cases.
18574 (build_scop_conditions): Return a boolean status for unhandled cases.
18575 (strip_mine_profitable_p): Print the loop number, not its depth.
18576 (is_interchange_valid): Pass the depth of the loop nest, don't
18577 recompute it wrongly.
18578 (graphite_trans_bb_block): Same.
18579 (graphite_trans_bb_block): Print tentative of loop blocking.
18580 (graphite_trans_scop_block): Do not print that the loop has been
18582 (graphite_transform_loops): Do not handle scops that contain condition
18585 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18587 AVX Programming Reference (December, 2008)
18588 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18589 (_mm256_stream_pd): Likewise.
18590 (_mm256_stream_ps): Likewise.
18592 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18593 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18594 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18595 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18596 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18597 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18598 (ix86_expand_special_args_builtin): Likewise.
18600 * config/i386/sse.md (AVXMODEDI): New.
18601 (avx_movnt<mode>): Likewise.
18602 (avx_movnt<mode>): Likewise.
18603 (<sse>_movnt<mode>): Remove AVX support.
18604 (sse2_movntv2di): Likewise.
18606 2009-01-07 Richard Guenther <rguenther@suse.de>
18608 PR middle-end/38751
18609 * fold-const.c (extract_muldiv): Remove obsolete comment.
18610 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18611 to PLUS_EXPR canonicalization for the canonicalization.
18613 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18615 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18616 hosted cross-compilers generating less efficient code.
18618 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18620 * function.h (rtl_data): Add a dbr_scheduled_p field.
18621 * reorg.c (dbr_schedule): Set it.
18622 (gate_handle_delay_slots): Check it.
18623 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18624 (mips_reorg): Check flag_delayed_branch instead of
18625 mips_base_delayed_branch.
18626 (mips_override_options): Don't set mips_base_delayed_branch
18627 or flag_delayed_branch.
18629 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18631 PR rtl-optimization/38426.
18632 * ira.c (ira): Set current_function_is_leaf earlier.
18634 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18636 PR rtl-optimization/38722
18637 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18638 too early, only set a flag and modify after last possible
18641 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18644 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18645 * real.c (decimal_single_format): Correct values of emin and emax.
18646 (decimal_double_format): Ditto.
18647 (decimal_quad_format): Ditto.
18648 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18649 computation of DECnn_MIN and DECnn_MAX for corrected values of
18650 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18651 __DECnn_MIN__, and adjust its computation for the corrected value
18654 2009-01-06 Jan Hubicka <jh@suse.cz>
18657 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18659 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18661 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18662 Add Robert Clark to the list of testers.
18664 2009-01-06 Jan Hubicka <jh@suse.cz>
18665 Kai Tietz <kai.tietz@onevision.com>
18667 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18668 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18670 2009-01-06 Jan Hubicka <jh@suse.cz>
18671 Kai Tietz <kai.tietz@onevision.com>
18673 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18675 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18676 (ix86_nsaved_regs): Count only general purpose regs.
18677 (ix86_nsaved_sseregs): New.
18678 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18679 to 16 for w64; compute padding and size of sse reg save area.
18680 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18681 general purpose regs.
18682 (ix86_emit_save_sse_regs_using_mov): New.
18683 (ix86_expand_prologue): Save SSE regs if needed.
18684 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18685 (ix86_emit_restore_sse_regs_using_mov): New.
18686 (ix86_expand_epilogue): Save SSE regs if needed.
18688 2009-01-06 Jan Hubicka <jh@suse.cz>
18689 Kai Tietz <kai.tietz@onevision.com>
18691 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18692 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18693 functions when accumulate outgoing args is off.
18695 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18698 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18699 before using pseudos_have_intersected_live_ranges_p.
18701 * ira-int.h (ira_assert): Always define.
18703 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18705 AVX Programming Reference (December, 2008)
18706 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18707 (_mm256_permute2_pd): Likewise.
18708 (_mm_permute2_ps): Likewise.
18709 (_mm256_permute2_ps): Likewise.
18710 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18711 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18713 * config/i386/i386.c (ix86_builtins): Remove
18714 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18715 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18716 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18717 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18718 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18719 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18720 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18721 __builtin_ia32_vpermil2ps256.
18722 (ix86_init_mmx_sse_builtins): Updated.
18723 (ix86_expand_args_builtin): Likewise.
18725 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18727 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18728 long absolute calls when generating PA 2.0 code.
18730 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18732 PR rtl-optimization/38583
18733 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18735 * params.def (ira-max-conflict-table-size): New.
18737 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18739 * ira.h (ira_conflicts_p): New external definition.
18741 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18742 table. Report this. Return result of building.
18743 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18744 building conflict table.
18746 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18747 (ira_color): Use ira_conflicts_p.
18749 * global.c: Include ira.h.
18750 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18753 * Makefile.in (global.o): Add ira.h.
18755 * ira-build.c (mark_all_loops_for_removal,
18756 propagate_some_info_from_allocno): New.
18757 (remove_unnecessary_allocnos): Call
18758 propagate_some_info_from_allocno.
18759 (remove_low_level_allocnos): New.
18760 (remove_unnecessary_regions): Add parameter. Call
18761 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18762 parameter to remove_unnecessary_regions.
18763 (ira_build): Remove all regions but root if the conflict table was
18764 not built. Update conflict hard regs for allocnos crossing calls.
18766 * ira.c (ira_conflicts_p): New global.
18767 (ira): Define and use ira_conflicts_p.
18769 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18770 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18771 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18773 2009-01-06 Ben Elliston <bje@au.ibm.com>
18775 * gengtype-lex.l (YY_NO_INPUT): Define.
18777 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18780 * c-common.c (handle_vector_size_attribute): Also reject
18781 BOOLEAN_TYPE types.
18783 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18785 PR tree-optimization/38492
18786 * graphite.c (rename_map_elt, debug_rename_elt,
18787 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18788 rename_map_elt_info, eq_rename_map_elts,
18789 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18790 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18791 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18792 (sese_build_livein_liveouts): New.
18793 (new_sese, free_sese): New.
18794 (new_scop): Call new_sese.
18795 (free_scop): Call free_sese.
18796 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18797 (register_old_new_names): Renamed register_old_and_new_names.
18798 (register_scop_liveout_renames, add_loop_exit_phis,
18799 insert_loop_close_phis, struct igp,
18800 default_liveout_before_guard, add_guard_exit_phis,
18801 insert_guard_phis, copy_renames): New.
18802 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18803 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18804 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18805 (scop_adjust_phis_for_liveouts): New.
18806 (gloog): Call scop_adjust_phis_for_liveouts.
18808 * graphite.h (struct sese): Documented. Added fields liveout,
18809 num_ver and livein.
18810 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18811 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18812 (struct scop): Added field liveout_renames.
18813 (SCOP_LIVEOUT_RENAMES): New.
18815 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18817 PR tree-optimization/38510
18818 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18819 (translate_clast): Call recompute_all_dominators before
18821 (gloog): Call recompute_all_dominators before graphite_verify.
18823 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18824 Jan Sjodin <jan.sjodin@amd.com>
18826 PR tree-optimization/38500
18827 * graphite.c (create_sese_edges): Call fix_loop_structure after
18830 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18832 * config.gcc: Add m32r*-*-rtems*.
18833 * config/m32r/rtems.h: New file.
18835 2009-01-05 Ben Elliston <bje@au.ibm.com>
18837 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18838 (.po.pox): Likewise.
18839 (po/gcc.pot): Likewise.
18841 2009-01-04 David S. Miller <davem@davemloft.net>
18843 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18844 (STARTING_FRAME_OFFSET): Always set to zero.
18846 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18848 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18849 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18850 fixed-point types, and vectors of the same.
18852 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18854 * config/mips/sync.md (*mb_barrier): Rename to...
18855 (*memory_barrier): ...this.
18857 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18859 * doc/extend.texi (Function Attributes): Move @cindex after @item
18860 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18861 and put in alphabetical order. Fix 'target' name and put in order.
18862 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18865 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18867 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18868 (memory_barrier): Expand as unspec instead of unspec_volatile.
18869 Remove mem:BLK from insn operands. Use Pmode scratch register.
18870 (*memory_barrier): Define as unspec instead of unspec_volatile.
18871 Use (match_dup 0) as input operand.
18873 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18874 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18875 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18876 scratch register. Remove operand 1.
18877 (*stbar): Define as unspec instead of unspec_volatile.
18878 Use (match_dup 0) as input operand, remove (const_int 8).
18879 (*membar): Define as unspec instead of unspec_volatile.
18880 Use (match_dup 0) as input operand, remove input operand 2.
18882 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18883 (memory_barrier): Expand as unspec instead of unspec_volatile.
18884 Remove mem:BLK from insn operands. Use Pmode scratch register.
18885 (*memory_barrier): Define as unspec instead of unspec_volatile.
18886 Use (match_dup 0) as input operand.
18888 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18889 Remove mem:BLK from insn operands. Use Pmode scratch register.
18890 Set volatile flag on operand 0.
18891 (*memory_barrier): New insn pattern.
18893 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18895 (*memory_barrier): Use (match_dup 0) as input operand.
18897 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18898 Remove mem:BLK from insn operands. Use Pmode scratch register.
18899 Set volatile flag on operand 0.
18900 (*mb_internal): New insn pattern.
18902 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18904 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18906 PR middle-end/38586
18907 * function.c (struct temp_slot): Move to the section of the file
18908 that deals with temp slots. Remove field 'address'.
18909 (temp_slot_address_table): New hash table of address -> temp slot.
18910 (struct temp_slot_address_entry): New struct, items for the table.
18911 (temp_slot_address_compute_hash, temp_slot_address_hash,
18912 temp_slot_address_eq, insert_temp_slot_address): Support functions
18914 (find_temp_slot_from_address): Rewrite to use the new hash table.
18915 (remove_unused_temp_slot_addresses): Remove addresses of temp
18916 slots that have been made available.
18917 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18918 worker function for remove_unused_temp_slot_addresses.
18919 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18920 Add the temp slot address to the address -> temp slot map.
18921 (update_temp_slot_address): Update via insert_temp_slot_address.
18922 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18923 (pop_temp_slots): Likewise.
18924 (init_temp_slots): Allocate the address -> temp slot map, or empty
18925 the map if it is already allocated.
18926 (prepare_function_start): Initialize temp slot processing.
18928 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18930 PR middle-end/38584
18931 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18932 Calculate the size of all stack vars assuming no packing of stack
18933 vars will happen, replacing a quadratic algorithm with a linear one.
18935 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18938 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18941 2009-01-03 Diego Novillo <dnovillo@google.com>
18943 * doc/contrib.texi: Update contributions.
18945 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18948 * builtins.c (fold_builtin_memory_op): Give up if either operand
18949 is volatile. Set srctype or desttype to non-qualified version
18953 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18954 and FUNCTION_DECLs.
18956 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18958 PR rtl-optimization/35805
18959 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18960 problem if fast dce is able to remove any instructions.
18961 * dce.c (dce_process_block): Fix dump message.
18963 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18966 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18968 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18970 PR middle-end/38690
18971 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18972 * tree-pretty-print.c (op_code_prio): New function.
18973 (op_prio): No longer static. Use op_code_prio.
18974 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18975 Use op_prio and op_code_prio to determine if () should be
18976 printed around operand(s) or not.
18978 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18979 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18980 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18981 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18982 pp_character instead of pp_string for single letter printing.
18984 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18986 * doc/extend.texi: Fix '#pragma GCC option' typo.
18988 2009-01-02 Richard Guenther <rguenther@suse.de>
18990 * doc/install.texi (--enable-checking): Mention different
18991 default for stage1.
18992 (--enable-stage1-checking): Document.
18994 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18996 PR middle-end/30142
18997 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18998 case to be an error.
19000 2009-01-02 Ben Elliston <bje@au.ibm.com>
19002 * config/fp-bit.h (pack_d): Constify argument.
19003 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19004 (isnan): Constify argument.
19006 (iszero): Likewise.
19007 (pack_d): Likewise.
19008 (_fpadd_parts): Constify return type.
19009 (_fpmul_parts): Likewise.
19010 (_fpdiv_parts): Likewise.
19012 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19015 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19016 warn about overwriting initializer with side-effects or
19017 -Woverride-init if !IMPLICIT.
19018 (output_init_element): Likewise. Pass IMPLICIT down to
19020 (process_init_element): Add IMPLICIT argument. Pass it down
19021 to output_init_element.
19022 (push_init_element, pop_init_level, set_designator): Adjust
19023 process_init_element callers.
19024 (set_nonincremental_init, set_nonincremental_init_from_string):
19025 Adjust add_pending_init callers.
19026 (output_pending_init_elements): Adjust output_init_element callers.
19027 * c-tree.h (process_init_element): Adjust prototype.
19028 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19029 process_init_element callers.
19032 Copyright (C) 2009 Free Software Foundation, Inc.
19034 Copying and distribution of this file, with or without modification,
19035 are permitted in any medium without royalty provided the copyright
19036 notice and this notice are preserved.