1 2009-07-22 Michael Matz <matz@suse.de>
3 PR tree-optimization/35229
4 PR tree-optimization/39300
6 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7 (inhibit_phi_insertion): New function.
8 (insert_into_preds_of_block): Call it for REFERENCEs.
9 (init_pre): Initialize and finalize scalar evolutions.
10 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15 Use CONST_VECTOR_NUNITS to determine number of elements.
17 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
19 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
20 (U, W): Constraints are now deprecated and will be removed if we
22 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
24 ("prefetch"): Add the stcmh instruction for prefetching.
25 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
27 (s390_short_displacement): Return always true if compiling for
28 machines not providing the long displacement facility.
29 (s390_mem_constraint): Support the new constraint letter Z.
30 (s390_check_qrst_address): New function.
32 2009-07-21 DJ Delorie <dj@redhat.com>
34 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
37 2009-07-21 Jason Merrill <jason@redhat.com>
39 * c-common.c (max_tinst_depth): Increase default to 1024.
41 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
43 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
44 (vec_unpacku_float_lo_v4si): Ditto.
46 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
50 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
51 (builtin_description): Add __builtin_ia32_cvtudq2ps.
52 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
54 2009-07-21 Jakub Jelinek <jakub@redhat.com>
56 PR tree-optimization/40813
57 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
60 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
62 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
63 with a NOP_EXPR if needed.
65 2009-07-21 Paul Brook <paul@codesourcery.com>
67 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
68 Terminate debug dump with newline.
70 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
72 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
73 Cast "1" to unsigned HOST_WIDE_INT.
74 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
75 deposit length to the maximum length - lsb. Extend length if
76 HOST_BITS_PER_WIDE_INT is 32.
78 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
80 * cgraph.h (constant_pool_htab): New function.
81 (constant_descriptor_tree): Move from varasm.c.
82 * varasm.c (constant_pool_htab): New function.
83 (constant_descriptor_tree): Move to cgraph.h.
85 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
87 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
89 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
91 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
94 2009-07-20 Xinliang David Li <davidxl@google.com>
96 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
98 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
100 * config/mips/mips.md (move_type): Add arith.
101 (type): Handle arith.
102 (zero_extendsidi2): Rename this into ...
103 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
104 (zero_extendsidi2): New expander.
105 (*zero_extendsidi2_dext): New pattern.
107 2009-07-20 Nick Clifton <nickc@redhat.com>
109 * config.gcc (mips64-*-*): Add definition of tm_defines in order
110 to set MIPS_ABI_DEFAULT.
111 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
113 2009-07-20 Jakub Jelinek <jakub@redhat.com>
115 * tree-object-size.c (addr_object_size): Handle unions with
116 array in it as last field of structs in __bos (, 1) as __bos (, 0).
118 PR tree-optimization/40792
119 * tree.c (build_function_type_skip_args): Remove bogus assert.
121 2009-07-20 Jan Hubicka <jh@suse.cz>
122 Martin Jambor <mjambor@suse.cz>
124 * cgraph.h (combined_args_to_skip): New field.
125 * cgraph.c (cgraph_create_virtual_clone): Properly handle
126 combined_args_to_skip and args_to_skip.
127 * tree-inline.c (update_clone_info): New function.
128 (tree_function_versioning): Call update_clone_info.
129 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
131 (cgraph_materialize_all_clones): More extensive dumping, working
132 with combined_args_to_skip rather than args_to_skip.
134 2009-07-20 Ira Rosen <irar@il.ibm.com>
136 * tree-vectorizer.h (vectorizable_condition): Add parameters.
137 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
138 (get_initial_def_for_reduction): Likewise.
139 (vectorizable_reduction): Skip the check of first operand in case
140 of COND_EXPR. Add check that it is outer loop vectorization if
141 nested cycle was detected. Call vectorizable_condition() for
142 COND_EXPR. If reduction epilogue cannot be created do not fail for
143 nested cycles (if it is not double reduction). Assert that there
144 is only one type in the loop in case of COND_EXPR. Call
145 vectorizable_condition() to vectorize COND_EXPR.
146 * tree-vect-stmts.c (vectorizable_condition): Update comment.
147 Add parameters. Allow nested cycles if called from
148 vectorizable_reduction(). Use reduction vector variable if provided.
149 (vect_analyze_stmt): Call vectorizable_reduction() before
150 vectorizable_condition().
151 (vect_transform_stmt): Update call to vectorizable_condition().
153 2009-07-20 Christian Bruel <christian.bruel@st.com>
155 * config/sh/sh.opt (-mfmovd): Resurrect and document.
156 * doc/invoke.texi (-mfmovd): Likewise.
157 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
159 2009-07-20 Jan Hubicka <jh@suse.cz>
161 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
162 when handling SSA name.
164 2009-07-19 Jan Hubicka <jh@suse.cz>
166 PR tree-optimization/40676
167 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
168 virtual PHIs in empty BBs.
170 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
172 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
173 re-expanded the compound use gen_lowpart instead to convert to the
176 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
178 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
179 OUTER_CONST arguments.
180 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
181 the new wider mode will be masked off.
182 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
184 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
186 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
187 high-order bits are zero.
189 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
191 * combine.c (simplify_shift_const_1): Split code to determine
193 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
194 new bits shifted in are identical to the old sign bit.
196 2009-07-18 Richard Guenther <rguenther@suse.de>
199 * gimplify.c (gimplify_call_expr): Reject code using results from
200 functions returning void.
202 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
204 * doc/md.texi: Document the new PowerPC "es" constraint.
205 Document that "m" can include automodified addresses on this target,
206 and explain how %U must be used. Extend the "Q" and "Z" documentation
207 to suggest "es" as well as "m".
208 * config/rs6000/constraints.md (es): New memory constraint.
209 (Q, Z): Update strings to match new documentation.
211 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
213 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
214 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
215 * config/rs6000/predicates.md (volatile_mem_operand): Use
216 offsettable_nonstrict_memref_p.
217 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
218 (*floatunssidf2_internal): Likewise.
219 (*fix_truncdfsi2_internal): Likewise.
220 (*fix_trunctfsi2_internal): Likewise.
222 2009-07-17 Anatoly Sokolov <aesok@post.ru>
224 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
226 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
228 2009-07-17 Richard Guenther <rguenther@suse.de>
231 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
232 (pass_warn_unused_result): Likewise.
233 (TODO_set_props): Remove.
234 * omp-low.c (diagnose_omp_structured_block_errors): Change to
236 (pass_diagnose_omp_blocks): Define.
237 * c-decl.c (pop_file_scope): Do not finalize the CU here.
238 (c_gimple_diagnostics_recursively): Remove.
239 (finish_function): Do not call it.
240 (c_write_global_declarations): Continue after errors.
241 Finalize the CU here.
242 * c-gimplify.c (c_genericize): Do not gimplify here.
243 * c-common.c (c_warn_unused_result): Move ...
244 * tree-cfg.c (do_warn_unused_result): ... here.
245 (run_warn_unused_result): New function.
246 (gate_warn_unused_result): New function.
247 (pass_warn_unused_result): New pass.
248 * c-common.h (c_warn_unused_result): Remove.
249 * flags.h (flag_warn_unused_result): Declare.
250 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
251 * opts.c (flag_warn_unused_result): Initialize to false.
252 * toplev.c (compile_file): Add comment.
253 * omp-low.c (create_omp_child_function): Do not register
254 the function with the frontend.
255 (diagnose_omp_structured_block_errors): Prepare to be
256 called as optimization pass.
257 (gate_diagnose_omp_blocks): New function.
258 (pass_diagnose_omp_blocks): New pass.
259 * cgraph.h (cgraph_optimize): Remove.
260 (cgraph_analyze_function): Likewise.
261 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
262 * cgraphunit.c (cgraph_lower_function): Lower nested functions
263 before their parents here.
264 (cgraph_finalize_function): Not here.
265 (cgraph_analyze_function): Gimplify functions here.
266 (cgraph_finalize_compilation_unit): Continue after errors.
267 Optimize the callgraph from here.
268 (cgraph_optimize): Make static.
269 * langhooks.c (write_global_declarations): Finalize the CU.
270 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
271 (gimplify_function_tree): Assert we gimplify only once.
272 Set PROP_gimple_any property.
273 * tree-nested.c (gimplify_all_functions): New function.
274 (lower_nested_functions): Gimplify all nested functions.
275 * gimple.h (diagnose_omp_structured_block_errors): Remove.
276 * passes.c (init_optimization_passes): Add pass_warn_unused_result
277 and pass_diagnose_omp_blocks after gimplification. Do not
278 set TODO_set_props on all_lowering_passes.
279 (execute_one_pass): Do not handle TODO_set_props.
280 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
281 (gimplify.o): Add tree-pass.h dependency.
282 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
283 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
284 (unsave_r): Likewise.
285 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
288 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
290 * doc/service.texi (Service): Restore previously removed link,
291 which isn't broken after all.
293 2009-07-17 Richard Guenther <rguenther@suse.de>
295 PR tree-optimization/40321
296 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
297 PHI nodes to the maximal set.
298 (make_values_for_phi): Add PHI arguments to the maximal set.
299 (execute_pre): Dump PHI_GEN and the maximal set.
301 2009-07-17 Jakub Jelinek <jakub@redhat.com>
304 * gimplify.c (gimplify_conversion): Don't change non-conversions into
307 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
309 * doc/extend.texi (Nested Functions): Replace broken link with
311 * doc/service.texi (Service): Remove broken link.
313 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
316 * builtins.c (expand_builtin_memcmp): Use loc instead of
318 (expand_builtin_strncmp): Likewise.
320 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
321 Manuel López-Ibáñez <manu@gcc.gnu.org>
324 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
325 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
326 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
327 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
328 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
329 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
330 tree-inline.c, c-common.c, c-common.h, gimple.c,
331 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
332 convert.c: Add location argument to fold_{unary,binary,ternary},
333 fold_build[123], build_call_expr, build_size_arg,
334 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
335 fold_build1_initializer, fold_build2_initializer,
336 fold_build3_initializer, fold_build_call_array,
337 fold_build_call_array_initializer, fold_single_bit_test,
338 omit_one_operand, omit_two_operands, invert_truthvalue,
339 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
340 combine_comparisons, fold_builtin_*, fold_call_expr,
341 build_range_check, maybe_fold_offset_to_address, round_up,
344 2009-07-16 Jason Merrill <jason@redhat.com>
347 * c-common.c (c_common_reswords): Add __is_standard_layout
349 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
350 * doc/implement-cxx.texi: New.
351 * doc/gcc.texi: Include it.
353 2009-07-16 DJ Delorie <dj@redhat.com>
355 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
356 compares that may be indirectly affected by previous instructions.
358 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
360 * builtins.c (do_mpc_arg2): New.
361 (fold_builtin_2): Fold builtin cpow.
362 * real.h (HAVE_mpc_pow): New.
364 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
366 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
367 comparison to skip unprofitable schedule
369 2009-07-16 Simon Baldwin <simonb@google.com>
371 * gcc.c (option_map): New flag -no-canonical-prefixes.
372 * (display_help): Print help text for new flag.
373 * (process_command): Move options translation and language specifics
374 and handle new flag early. Use it to set a function pointer to a
375 prefix builder. Replace make_relative_prefix calls with calls to
376 the function pointed to. Ignore new flag in regular options handling.
377 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
379 2009-07-15 DJ Delorie <dj@redhat.com>
381 * config/mep/mep.md (sibcall_internal): Change register to avoid
383 (sibcall_value_internal): Likewise.
385 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
387 PR rtl-optimization/40710
388 * resource.c (mark_target_live_regs): Reset DF problem to LR.
390 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
392 * config/mips/mips.md (*extenddi_truncate<mode>,
393 *extendsi_truncate<mode>): Change type attribute to move_type
394 with shift_shift. Split out code handling exts from here ...
395 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
397 (*extendhi_truncateqi): Change type attribute to move_type with
398 shift_shift. Split out code handling exts from here ...
399 (*extendhi_truncateqi_exts): ... to this new pattern.
401 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
404 instead of "and" with inverted sign bit mask value. Use
405 "nonimmediate_operand" for operand 1 and operand 2 predicate.
406 Allocate registers only for operand 4 and operand 5.
408 2009-07-15 Jakub Jelinek <jakub@redhat.com>
411 * fold-const.c (fold_cond_expr_with_comparison): When folding
412 < and <= to MIN, make sure the MIN uses the same type as the
413 comparison's operands.
415 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
417 * arm.md (ior_xor): New code iterator.
418 (split for ior/xor with shift and zero-extend): New split pattern.
419 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
421 2009-07-15 Richard Guenther <rguenther@suse.de>
423 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
426 2009-07-15 Richard Guenther <rguenther@suse.de>
429 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
431 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
433 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
434 handle 2.6.30 kernel.
436 2009-07-15 DJ Delorie <dj@redhat.com>
438 * config/mep/mep.md (sibcall_internal): Change register to allow
439 for 24-bit addresses.
440 (sibcall_value_internal): Likewise.
442 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
444 * doc/invoke.texi: Added descriptions of the scheduling heuristics
445 that are enabled/disabled by the flags introduced by a previous patch.
447 2009-07-14 DJ Delorie <dj@redhat.com>
449 * config/mep/mep.md (sibcall_internal): Include non-toggling
451 (sibcall_value_internal): Likewise.
453 2009-07-14 Taras Glek <tglek@mozilla.com>
454 Rafael Espindola <espindola@google.com>
456 * doc/sourcebuild.texi: Document install-plugin target.
457 * configure.ac: Added install-plugin target to language makefiles.
458 * configure: Regenerate.
459 * Makefile.in: (install-plugin): Install more headers,
460 depend on lang.install-plugin.
462 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
464 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
467 2009-07-14 DJ Delorie <dj@redhat.com>
469 * config/mep/mep.c (mep_vliw_jmp_match): New function.
470 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
471 * config/mep/mep.md (sibcall_internal): Change test from
472 mep_vliw_mode_match to mep_vliw_jmp_match.
473 (sibcall_value_internal): Likewise.
475 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
477 * config/i386/sse.md (copysign<mode>3): New expander.
478 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
479 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
480 Use ix86_build_const_vector.
481 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
482 IX86_BUILTIN_CPYSGNPD.
483 (builtin_description): Add __builtin_ia32_copysignps and
484 __builtin_ia32_copysignpd.
485 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
486 and BUILT_IN_COPYSIGNF.
488 2009-07-13 Jason Merrill <jason@redhat.com>
490 * builtins.c (can_trust_pointer_alignment): New fn.
491 (get_pointer_alignment): Factor it out from here.
492 * tree.h: Declare it.
494 2009-07-14 David Edelsohn <edelsohn@gnu.org>
496 * config/rs6000/predicates.md (offsettable_mem_operand): Test
499 2009-07-14 Dodji Seketeli <dodji@redhat.com>
503 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
505 2009-07-14 Richard Guenther <rguenther@suse.de>
506 Andrey Belevantsev <abel@ispras.ru>
509 * cfgexpand.c (partition_stack_vars): Do not bother to update
510 alias information when not optimizing.
512 2009-07-14 Richard Guenther <rguenther@suse.de>
513 Andrey Belevantsev <abel@ispras.ru>
515 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
516 (pt_solution_set): Likewise.
517 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
518 * tree-ssa-structalias.c (pt_solution_set): New function.
519 * final.c (rest_of_clean_state): Free SSA data structures.
520 * print-rtl.c (print_decl_name): Remove.
521 (print_mem_expr): Implement in terms of print_generic_expr.
522 * alias.c (ao_ref_from_mem): New function.
523 (rtx_refs_may_alias_p): Likewise.
524 (true_dependence): Query alias-export info.
525 (canon_true_dependence): Likewise.
526 (write_dependence_p): Likewise.
527 * tree-dfa.c (get_ref_base_and_extent): For void types leave
529 * emit-rtl.c (component_ref_for_mem_expr): Remove.
530 (mem_expr_equal_p): Use operand_equal_p.
531 (set_mem_attributes_minus_bitpos): Do not use
532 component_ref_for_mem_expr.
533 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
534 (update_alias_info_with_stack_vars): Likewise.
535 (partition_stack_vars): Call update_alias_info_with_stack_vars.
536 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
537 explicitly nor clear stmt operands.
538 Free the decl-to-pointer map.
539 * tree-optimize.c (execute_free_datastructures): Do not free
540 SSA data structures here.
541 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
542 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
543 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
545 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
547 2009-07-13 DJ Delorie <dj@redhat.com>
549 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
550 unrolling at the right iteration count.
552 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
555 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
557 * haifa-sched.c (rank_for_schedule): Introduced flags to
558 enable/disable individual scheduling heuristics.
559 * common.opt: Introduced flags to enable/disable individual
560 heuristics in the scheduler.
561 * doc/invoke.texi: Introduced flags to enable/disable individual
562 heuristics in the scheduler.
564 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
566 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
567 config/i386/mingw-tls.c.
568 * config/i386/mingw-tls.c: Removed.
570 2009-07-13 Ira Rosen <irar@il.ibm.com>
572 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
573 checks access only relevant statements.
574 (vectorizable_reduction): Likewise.
576 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
578 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
579 just for 32-bit case.
581 2009-07-12 Jan Hubicka <jh@suse.cz>
583 PR tree-optimization/40585
584 * except.c (expand_resx_expr): When there already is resume
585 instruction, produce linked list.
586 (build_post_landing_pads): Assert that resume is empty.
587 (connect_post_landing_pads): Handle resume lists.
588 (dump_eh_tree): Dump resume list.
590 2009-07-12 Ira Rosen <irar@il.ibm.com>
592 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
593 with additional argument.
594 * tree-vectorizer.h (enum vect_def_type): Add
595 vect_double_reduction_def.
596 (vect_is_simple_reduction): Add argument.
597 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
599 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
600 vect_is_simple_reduction with additional argument.
601 (vect_analyze_loop_operations): Handle exit phi nodes in case of
603 (reduction_code_for_scalar_code): Handle additional codes by
604 returning ERROR_MARK for them. Fix comment and indentation.
605 (vect_is_simple_reduction): Fix comment, add argument to specify
606 double reduction. Detect double reduction.
607 (get_initial_def_for_induction): Fix indentation.
608 (get_initial_def_for_reduction): Fix comment and indentation.
609 Handle double reduction. Create initial definitions that do not
610 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
611 (vect_create_epilog_for_reduction): Fix comment, add argument to
612 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
613 epilogue result extraction. Create double reduction phi node and
614 replace relevant uses.
615 (vectorizable_reduction): Call vect_is_simple_reduction with
616 additional argument. Fix indentation. Update epilogue code treatment
617 according to the changes in reduction_code_for_scalar_code. Check
618 for double reduction. Call vect_create_epilog_for_reduction with
620 * tree-vect-stmts.c (process_use): Handle double reduction, update
622 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
623 (vect_get_vec_def_for_operand): Likewise.
625 2009-07-12 Danny Smith <dansmister@gmail.com>
627 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
628 dllexport if !TREE_PUBLIC.
629 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
631 2009-07-11 Anatoly Sokolov <aesok@post.ru>
633 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
634 (avr_extra_arch_macro) Remove declatation.
635 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
636 (avr_extra_arch_macro) Declare as static.
637 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
639 2009-07-11 Jan Hubicka <jh@suse.cz>
642 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
644 2009-07-11 Jakub Jelinek <jakub@redhat.com>
647 * dwarf2out.c (dw_fde_struct): Add in_std_section and
648 cold_in_std_section bits.
649 (dwarf2out_begin_prologue): Initialize them.
650 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
651 if already covered by text_section or cold_text_section range.
653 PR rtl-optimization/40667
654 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
655 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
656 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
657 * config/i386/i386.c (ix86_minimum_alignment): New function.
658 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
659 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
660 * emit-rtl.c (gen_reg_rtx): Likewise.
661 * function.c (assign_parms): Likewise. If nominal_type needs
662 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
663 rather than passed_type's alignment.
666 * function.c (assign_parm_setup_stack): Adjust
667 MEM_OFFSET (data->stack_parm) if promoted_mode is different
668 from nominal_mode on big endian.
670 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
672 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
674 2009-07-10 DJ Delorie <dj@redhat.com>
676 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
678 2009-07-10 Mark Mitchell <mark@codesourcery.com>
680 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
682 (thumb2_cbnz): Likewise.
684 2009-07-10 David Daney <ddaney@caviumnetworks.com>
687 * config.gcc (supported_defaults): Add synci.
688 (with_synci): Add validation.
689 (all_defaults): Add synci.
690 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
693 * config/mips/mips.opt (msynci): New option.
694 * config/mips/mips.c (mips_override_options): Warn on use of
695 -msynci for targets that do now support it.
696 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
698 * gcc/doc/invoke.texi (-msynci): Document the new option.
699 * doc/install.texi (--with-synci): Document the new option.
701 2009-07-10 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/40496
704 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
705 the PHI result with a compatible type.
707 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
711 * c.opt (Wunused-result): New.
712 * doc/invoke.texi: Document it.
713 * c-common.c (c_warn_unused_result): Use it.
715 2009-07-09 DJ Delorie <dj@redhat.com>
717 * targhooks.c (default_target_can_inline_p): Rename from
718 default_target_option_can_inline_p.
719 * targhooks.h (default_target_can_inline_p): Likewise.
720 * target-def.h (TARGET_CAN_INLINE_P): Rename from
721 TARGET_OPTION_CAN_INLINE_P.
722 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
723 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
724 (mep_target_can_inline_p): Rename from
725 mep_target_option_can_inline_p.
728 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
729 registers used to pass vectors.
731 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
733 2009-07-09 Tom Tromey <tromey@redhat.com>
735 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
736 * config/mmix/mmix.c: Include dwarf2.h.
737 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
738 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
739 * config/sh/sh.c: Include dwarf2.h.
740 * config/i386/i386.c: Include dwarf2.h.
741 * Makefile.in (DWARF2_H): Remove 'elf'.
742 * except.c: Include dwarf2.h.
743 * unwind-dw2.c: Include dwarf2.h.
744 * dwarf2out.c: Include dwarf2.h.
745 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
746 * unwind-dw2-fde.c: Include dwarf2.h.
747 * dwarf2asm.c: Include dwarf2.h.
749 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
751 * haifa-sched.c (insn_finishes_cycle_p): New static function.
753 * sched-int.h (struct sched_info: insn_finishes_block_p): New
755 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
756 (region_sched_info): Update.
757 * sched-ebb.c (ebb_sched_info): Update.
758 * modulo-sched.c (sms_sched_info): Update.
759 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
761 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
763 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
765 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
767 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
769 2009-07-09 Jakub Jelinek <jakub@redhat.com>
772 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
773 arg1 with arg01 if arg1 is already INTEGER_CST.
775 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
777 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
778 Transform (and (truncate)) into (truncate (and)).
780 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
782 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
783 creating LHS paradoxical subregs. Fix surrounding returns to
784 use NULL_RTX rather than 0.
786 2009-07-08 DJ Delorie <dj@redhat.com>
788 * config/mep/mep.c: (mep_option_can_inline_p): New.
789 (TARGET_OPTION_CAN_INLINE_P): Define.
791 2009-07-08 Mark Wielaard <mjw@redhat.com>
794 * dwarf2out.c (add_data_member_location_attribute): When we have
795 only a constant offset don't emit a new location description using
796 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
799 2009-07-08 Richard Henderson <rth@redhat.com>
802 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
803 (enum reg_class): Add CLOBBERED_REGS.
804 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
805 * config/i386/i386.c (ix86_conditional_register_usage): Moved
806 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
807 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
808 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
809 force 64-bit sibcalls into R11.
810 * config/i386/constraints.md (U): New constraint.
811 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
812 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
813 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
815 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
817 * basic-block.h (dump_regset, debug_regset): Remove duplicate
819 * c-objc-common.h (c_initialize_diagnostics): Ditto.
820 * ebitmap.h (dump_ebitmap): Ditto.
821 * optabs.h (optab_libfunc): Ditto.
822 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
823 * tree-flow.h (vect_can_force_dr_alignment_p,
824 get_vectype_for_scalar_type): Ditto.
825 (vectorize_loops): Move prototype to ...
826 * tree-vectorizer.h: ... here. Also, adjust comment.
827 (vect_set_verbosity_level): Remove duplicate prototype.
828 * tree-ssa-loop.c: Include tree-vectorizer.h.
829 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
831 2009-07-08 Nick Clifton <nickc@redhat.com>
833 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
836 2009-07-08 DJ Delorie <dj@redhat.com>
838 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
839 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
840 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
842 * config/mep/intrinsics.md: Regenerated.
843 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
844 registers when asm() or calls are detected.
846 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
849 * gimplify.c (gimplify_expr): Propagate no_warning flag when
851 * gimple (gimple_build_call_from_tree): Likewise.
852 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
853 no_warning flag before warning.
855 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
857 * tree.c (set_expr_locus): Remove.
858 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
859 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
861 * gimplify.c (internal_get_tmp_var): Likewise.
862 (gimplify_call_expr): Likewise.
863 (gimplify_one_sizepos): Likewise.
865 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
868 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
869 to variables for debugging purposes.
871 2009-06-23 Mark Loeser <mark@halcy0n.com>
874 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
876 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
878 * pretty-print.c (pp_base_format): Remove %J.
879 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
880 gcc_cxxdiag_char_table): Likewise.
881 (init_dynamic_diag_info): Likewise.
883 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
885 * pretty-print.c (pp_base_format): Remove %H.
886 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
887 gcc_cxxdiag_char_table): Likewise.
888 (init_dynamic_diag_info): Likewise.
889 * config/mep/mep.c (mep_select_section): Likewise.
891 2009-07-07 Duncan Sands <baldrick@free.fr>
893 * final.c (pass_clean_state): Give the pass a name.
894 * passes.c (pass_rest_of_compilation): Likewise.
895 * tree-optimize.c (pass_all_optimizations): Likewise.
897 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
899 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
900 an extra 'decl' for error_at.
902 2009-07-07 Jakub Jelinek <jakub@redhat.com>
905 * tree-tailcall.c (adjust_return_value_with_ops,
906 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
907 if it has complex or vector type.
909 2009-07-07 Olivier Hainque <hainque@adacore.com>
911 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
914 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
916 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
918 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
920 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
921 * c-decl.c: Likewise.
922 * function.c: Likewise.
923 * varasm.c: Likewise.
924 * tree-ssa.c: Likewise.
925 * c-common.c: Likewise.
926 * tree-cfg.c: Likewise.
927 * config/spu/spu.c: Likewise.
928 * config/ia64/ia64.c: Likewise.
929 * config/v850/v850.c: Likewise.
931 2009-07-06 DJ Delorie <dj@redhat.com>
933 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
934 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
935 unspecified accesses to control registers.
936 * config/mep/intrinsics.md: Regenerate.
937 * config/mep/intrinsics.h: Regenerate.
938 * config/mep/mep-intrin.h: Regenerate.
940 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
942 * c-lex.c: Replace %H by an explicit location. Update all calls.
943 * c-common.c: Likewise.
944 * c-decl.c: Likewise.
945 * c-typeck.c: Likewise.
946 * fold-const.c: Likewise.
947 * gimplify.c: Likewise.
949 * tree-cfg.c: Likewise.
950 * tree-ssa-loop-niter.c: Likewise.
951 * tree-vrp.c: Likewise.
952 * value-prof.c: Likewise.
954 2009-07-06 Diego Novillo <dnovillo@google.com>
956 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
957 if it has one. Handle cases where VAR does not have an
958 annotation or cfun is NULL.
960 2009-07-06 Diego Novillo <dnovillo@google.com>
962 * tree.c: Include debug.h.
963 (initialize_tree_contains_struct): New.
964 (init_ttree): Call it.
965 (tree_node_structure_for_code): Factor out of ...
966 (tree_node_structure): ... here.
967 * treestruct.def (TS_PHI_NODE): Remove.
968 (TS_GIMPLE_STATEMENT): Remove.
970 2009-07-06 Diego Novillo <dnovillo@google.com>
972 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
973 (debug_tree_chain): Handle cycles.
975 2009-07-06 Nick Clifton <nickc@redhat.com>
976 DJ Delorie <dj@redhat.com>
978 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
979 __FMOVD_ENABLED__ is defined.
981 (TARGET_FMOVD): Provide a default definition.
982 (MASK_FMOVD): Likewise.
983 (TARGET_CPU_CPP_BUILTINS): Define
984 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
985 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
986 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
987 (split for DF load from memory into register): Also handle
988 MEMs which consist of REG+DISP addressing.
989 (split for DF store from register to memory): Likewise.
990 (movsf_ie): Always use single fp_mode.
991 * config/sh/sh.c (sh_override_options): Do not automatically
992 enable TARGET_MOVD for the SH2A when supporting doubles - leave
993 that to the -mfmovd command line switch.
994 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
995 (fldi_ok): Always allow.
996 * config/sh/sh.opt (mfmovd): Remove this switch.
997 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
999 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1000 Kaz Kojima <kkojima@gcc.gnu.org>
1002 PR rtl-optimization/30807
1003 * postreload.c (reload_combine): For every new use of REG_SUM,
1004 record the use of BASE.
1006 2009-07-06 Jan Hubicka <jh@suse.cz>
1008 * params.def: Revert my accidental commit at 2009-06-30.
1010 2009-07-04 Ian Lance Taylor <iant@google.com>
1013 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1015 (mingw_format_attribute_overrides): Likewise.
1017 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1020 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1021 don't check cfa.reg. Instead of cfa.indirect use
1022 fde && fde->drap_reg != INVALID_REGNUM test.
1024 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1026 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1028 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1031 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1033 2009-07-03 Richard Guenther <rguenther@suse.de>
1035 PR tree-optimization/40640
1036 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1039 2009-07-03 Jan Hubicka <jh@suse.cz>
1041 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1042 for size, reduce amount of inlining.
1044 2009-07-03 Richard Guenther <rguenther@suse.de>
1047 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1048 if t +- x is known to not overflow and the conversion widens the
1050 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1052 2009-07-03 Jan Hubicka <jh@suse.cz>
1054 * ipa-pure-const.c (analyze): Update loop optimizer init.
1055 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1056 try_remove_empty_loop, remove_empty_loops): Remove.
1057 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1058 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1059 to mark regular loops as neccesary.
1060 (degenerate_phi_p): New function.
1061 (propagate_necessity, remove_dead_phis): Use it.
1062 (forward_edge_to_pdom): Likewise.
1063 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1064 virtual PHI nodes that became unreachable.
1065 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1066 * tree-flow.h (remove_empty_loops): Remove.
1067 * passes.c (init_optimization_passes): Remove.
1069 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1072 can_create_pseudo_p.
1073 (*fix_trunc<mode>_i387_1): Ditto.
1074 (*floathi<mode>2_1): Ditto.
1075 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1076 (*fistdi2_1): Ditto.
1077 (*fist<mode>2_1): Ditto.
1078 (frndintxf2_floor): Ditto.
1079 (*fist<mode>2_floor_1): Ditto.
1080 (frndintxf2_ceil): Ditto.
1081 (*fist<mode>2_ceil_1): Ditto.
1082 (frndintxf2_trunc): Ditto.
1083 (frndintxf2_mask_pm): Ditto.
1084 (fxam<mode>2_i387_with_temp): Ditto.
1085 * config/i386/sse.md (mulv16qi3): Ditto.
1086 (*sse2_mulv4si3): Ditto.
1088 (sse4_2_pcmpestr): Ditto.
1089 (sse4_2_pcmpistr): Ditto.
1091 2009-07-03 Jan Hubicka <jh@suse.cz>
1093 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1094 (mark_stmt_necessary): Set it.
1095 (mark_operand_necessary): Set it.
1096 (mark_control_dependent_edges_necessary): Set it.
1097 (mark_virtual_phi_result_for_renaming): New function.
1098 (get_live_post_dom): New function.
1099 (forward_edge_to_pdom): New function.
1100 (remove_dead_stmt): Fix handling of control dependences.
1101 (tree_dce_init): Init new bitmap.
1102 (tree_dce_done): Free it.
1104 2009-07-02 Richard Guenther <rguenther@suse.de>
1107 * tree-ssa-structalias.c (new_var_info): Initialize
1110 2009-07-02 Jan Hubicka <jh@suse.cz>
1112 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1115 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1117 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1118 instead of recomputing it. Adjust calls.
1119 (emit_store_flag): Adjust recursive calls.
1121 2009-07-02 Richard Guenther <rguenther@suse.de>
1123 * tree-ssa-live.c (remove_unused_locals): Do not remove
1125 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1126 of DECL_EXTERNAL for HEAP variables.
1127 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1128 HEAP variables. Do not adjust RESTRICT vars.
1129 (find_what_var_points_to): Nobody cares if something
1132 2009-07-02 Ben Elliston <bje@au.ibm.com>
1134 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1135 pc_low and pc_high declarations to the top of the function.
1137 2009-07-01 DJ Delorie <dj@redhat.com>
1139 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1141 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1142 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1143 unspecified accesses to control registers.
1144 * config/mep/intrinsics.md: Regenerate.
1145 * config/mep/intrinsics.h: Regenerate.
1146 * config/mep/mep-intrin.h: Regenerate.
1148 2009-07-01 Anthony Green <green@moxielogic.com>
1150 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1151 instruction when possible.
1152 (moxie_expand_prologue): Ditto. Also, save an instruction and
1153 some complexity by popping off of $r12 instead of $sp.
1154 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1157 2009-07-01 Richard Henderson <rth@redhat.com>
1160 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1161 contained no insns, reposition note before last insn.
1163 2009-07-01 Richard Henderson <rth@redhat.com>
1166 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1167 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1169 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1172 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1173 darwin9 for printing reg addresses with %y.
1175 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1177 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1178 truncation from operands in binary operations.
1180 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1183 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1184 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1185 subreg of op0 to the original op0.
1187 * expmed.c (store_bit_field_1): Use a temporary as the destination
1188 instead of a paradoxical subreg when we need to truncate the result.
1190 2009-07-01 DJ Delorie <dj@redhat.com>
1192 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1193 names to VLIW variants.
1194 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1195 * config/mep/intrinsics.md: Regenerate.
1196 * config/mep/intrinsics.h: Regenerate.
1197 * config/mep/mep-intrin.h: Regenerate.
1199 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1202 * jump.c (returnjump_p): Revert last patch.
1203 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1205 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1208 * pa.md (casesi32p): Use jump table label to determine the offset
1210 (casesi64p): Likewise.
1212 * pa.c (forward_branch_p): Return bool type. Use instruction
1213 addresses when available. Assert that INSN has a jump label.
1214 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1217 2009-07-01 Richard Guenther <rguenther@suse.de>
1219 PR tree-optimization/19831
1220 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1221 that only act as barriers do not make any previous stores necessary.
1222 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1223 HEAP variables global, do not add a constraint from nonlocal.
1224 (find_func_aliases): Handle escapes through return statements.
1225 (compute_points_to_sets): Make escaped HEAP variables global.
1227 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1230 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1231 after reducing a DImode cstore to SImode.
1233 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1235 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1236 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1238 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1240 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1241 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1243 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1244 and umod_optab if TARGET_BSD_DIVMOD.
1245 * config/vax/lib1funcs.asm: New file.
1246 * config/vax/t-linux: New file.
1247 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1249 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1252 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1253 to type arguments that have void type.
1256 * dwarf2out.c (gen_formal_parameter_die): Call
1257 equate_decl_number_to_die if node is different from origin.
1259 2009-06-30 Anthony Green <green@moxielogic.com>
1261 Clean up moxie port for --enable-build-with-cxx.
1262 * config/moxie/moxie.c (moxie_function_value): First two
1263 parameters are const_tree, not tree.
1264 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1265 (REG_CLASS_NAMES): Ditto.
1266 (REGNO_REG_CLASS): Ditto.
1267 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1268 (moxie_function_value): Fix constyness of arguments.
1270 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1272 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1273 finalize_size_functions before further processing.
1274 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1275 (variable_size): Call self_referential_size on size expressions
1276 that contain a PLACEHOLDER_EXPR.
1277 (size_functions): New static variable.
1278 (copy_self_referential_tree_r): New static function.
1279 (self_referential_size): Likewise.
1280 (finalize_size_functions): New global function.
1281 * tree.c: Include tree-inline.h.
1282 (push_without_duplicates): New static function.
1283 (find_placeholder_in_expr): New global function.
1284 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1286 <tcc_expression>: Likewise.
1287 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1288 the call in the expression.
1289 * tree.h (finalize_size_functions): Declare.
1290 (find_placeholder_in_expr): Likewise.
1291 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1292 (substitute_placeholder_in_expr): Update comment.
1293 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1295 (copy_tree_body_r): Likewise.
1296 (copy_tree_body): New static function.
1297 (maybe_inline_call_in_expr): New global function.
1298 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1299 (maybe_inline_call_in_expr): Declare.
1300 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1301 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1304 2009-06-30 Richard Guenther <rguenther@suse.de>
1306 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1308 (propagate_necessity): Do not mark reaching defs of stores
1311 2009-06-30 Jan Hubicka <jh@suse.cz>
1313 * cfgloopanal.c (check_irred): Move into ...
1314 (mark_irreducible_loops): ... here; return true if ireducible
1316 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1317 (analyze_function): Try to prove loop finiteness.
1318 * cfgloop.h (mark_irreducible_loops): Update prototype.
1319 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1321 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1323 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1325 2009-06-30 Ira Rosen <irar@il.ibm.com>
1327 PR tree-optimization/40542
1328 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1331 2009-06-30 Martin Jambor <mjambor@suse.cz>
1333 PR tree-optimization/40582
1334 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1335 than useless_type_conversion_p.
1336 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1339 2009-06-30 Martin Jambor <mjambor@suse.cz>
1342 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1344 2009-06-30 Richard Guenther <rguenther@suse.de>
1346 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1347 use ao_ref references.
1348 (walk_aliased_vdefs): Likewise.
1349 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1350 * tree-ssa-dce.c (struct ref_data): Remove.
1351 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1352 (mark_aliased_reaching_defs_necessary): Adjust.
1353 (mark_all_reaching_defs_necessary_1): Likewise.
1355 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1358 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1359 (emit_store_flag_1): Extract from emit_store_flag, adjust
1360 calls to (what now is) emit_cstore.
1361 (emit_store_flag): Call emit_store_flag_1 and also use it
1362 for what used to be recursive calls.
1364 2009-06-30 Wei Guozhi <carrot@google.com>
1367 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1368 if the target bb post dominates from bb.
1369 * config/i386/i386.c (memory_address_length): Check existence of base
1370 register before using it.
1372 2009-06-30 Nick Clifton <nickc@redhat.com>
1373 DJ Delorie <dj@redhat.com>
1375 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1376 __FMOVD_ENABLED__ is defined.
1378 (TARGET_FMOVD): Provide a default definition.
1379 (MASK_FMOVD): Likewise.
1380 (TARGET_CPU_CPP_BUILTINS): Define
1381 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1382 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1383 two fmov instructions depending upon whether TARGET_FMOVD is
1385 (split for DF load from memory into register): Also handle
1386 MEMs which consist of REG+DISP addressing.
1387 (split for DF store from register to memory): Likewise.
1388 * config/sh/sh.opt (mfmovd): Remove this switch.
1389 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1390 * config/sh/sh.c (sh_override_options): Do not automatically
1391 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1392 that to the -mfmovd command line switch.
1394 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1396 (fldi_ok): Always allow.
1397 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1399 2009-06-29 DJ Delorie <dj@redhat.com>
1401 * doc/install.texi (mep-x-elf): Correct chip's full name.
1403 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1405 * doc/extend.texi: Fix typo.
1407 2009-06-29 Tom Tromey <tromey@redhat.com>
1410 * Makefile.in (DWARF2_H): New variable.
1412 (dwarf2out.o): Likewise.
1413 (dwarf2asm.o): Likewise.
1414 * config/i386/t-i386: Use DWARF2_H.
1415 * except.c: Include elf/dwarf2.h.
1416 * unwind-dw2.c: Include elf/dwarf2.h.
1417 * dwarf2out.c: Include elf/dwarf2.h.
1418 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1419 <dtprel>: New field.
1420 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1421 (size_of_loc_descr): Likewise.
1422 (output_loc_operands_raw): Likewise.
1423 (output_loc_operands): Handle new dtprel field.
1424 (loc_checksum): Update.
1425 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1426 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1427 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1428 * dwarf2asm.c: Include elf/dwarf2.h.
1429 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1430 * config/mmix/mmix.c: Include elf/dwarf2.h.
1431 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1432 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1433 * config/sh/sh.c: Include elf/dwarf2.h.
1434 * config/i386/i386.c: Include elf/dwarf2.h.
1436 2009-06-29 DJ Delorie <dj@redhat.com>
1438 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1440 * doc/extend.texi: Add MeP attributes and pragmas.
1441 * doc/invoke.text: Add MeP Options.
1442 * doc/contrib.texi: Add MeP contribution.
1443 * doc/md.texi: Add MeP constraints.
1444 * doc/install.texi: Add MeP target.
1446 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1448 * target.h (struct gcc_target): Add frame_pointer_required field.
1449 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1450 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1451 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1453 * reload1.c (update_eliminables): (Ditto.).
1454 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1455 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1456 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1458 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1460 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1461 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1462 (arm_frame_pointer_required): New function.
1464 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1465 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1466 (avr_frame_pointer_required_p): Declare as static.
1467 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1469 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1470 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1471 (bfin_frame_pointer_required): Make as static, change return type
1473 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1475 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1476 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1477 (cris_frame_pointer_required): New function.
1479 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1481 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1482 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1483 (fr30_frame_pointer_required): New function.
1485 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1486 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1487 (frv_frame_pointer_required): Make as static, change return type
1489 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1491 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1492 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1493 (ix86_frame_pointer_required): Make as static, change return type to
1495 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1497 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1498 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1500 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1502 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1504 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1506 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1507 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1508 (mips_frame_pointer_required): Make as static.
1509 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1511 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1512 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1513 (mmix_frame_pointer_required): Mew function.
1515 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1516 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1518 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1520 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1522 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1524 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1525 (CAN_ELIMINATE): Redefine.
1526 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1527 (sparc_frame_pointer_required): New function.
1528 (sparc_can_eliminate): New function.
1529 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1531 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1532 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1534 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1535 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1536 (xtensa_frame_pointer_required): Make as static, change return type
1538 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1541 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1543 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1544 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1545 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1546 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1547 (register_callback): Handle PLUGIN_START_UNIT.
1548 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1550 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1552 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1554 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1555 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1557 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1559 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1562 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1564 * doc/extend.texi (Additional Floating Types): __float128 is also
1565 supported on i386 targets.
1567 2009-06-29 Richard Guenther <rguenther@suse.de>
1570 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1572 (pt_solutions_same_restrict_base): Declare.
1573 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1575 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1576 (make_constraint_from, make_copy_constraint): Move earlier.
1577 (make_constraint_from_heapvar): New function.
1578 (make_constraint_from_restrict): Likewise.
1579 (handle_lhs_call): Use it.
1580 (find_func_aliases): Use it to track conversions to restrict
1582 (struct fieldoff): Add only_restrict_pointers flag.
1583 (push_fields_onto_fieldstack): Initialize it.
1584 (create_variable_info_for): Track global restrict qualified pointers.
1585 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1586 Track restrict qualified pointer arguments.
1587 (set_uids_in_ptset): Use varinfo is_global_var flag.
1588 (find_what_var_points_to): Set the vars_contains_restrict flag.
1589 Always create the points-to solution for sets including restrict tags.
1590 (pt_solutions_same_restrict_base): New function.
1591 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1592 qualified pointers use pt_solutions_same_restrict_base as
1593 additional source for disambiguation.
1595 2009-06-29 Richard Guenther <rguenther@suse.de>
1598 * alias.c (find_base_decl): Remove.
1599 (get_deref_alias_set_1): Remove restrict handling.
1600 * c-common.c (c_apply_type_quals_to_decl): Do not set
1601 DECL_POINTER_ALIAS_SET.
1602 * gimplify.c (find_single_pointer_decl_1): Remove.
1603 (find_single_pointer_decl): Likewise.
1604 (internal_get_tmp_var): Remove restrict handling.
1605 (gimple_regimplify_operands): Likewise.
1606 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1607 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1608 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1609 * tree.c (restrict_base_for_decl): Remove.
1610 (init_ttree): Do not allocate it.
1611 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1612 LABEL_DECL_UID for label decls.
1613 (copy_node_stat): Do not copy restrict information.
1614 (decl_restrict_base_lookup): Remove.
1615 (decl_restrict_base_insert): Likewise.
1616 (print_restrict_base_statistics): Likewise.
1617 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1618 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1619 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1620 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1621 (LABEL_DECL_UID): Adjust.
1622 (DECL_BASED_ON_RESTRICT_P): Remove.
1623 (DECL_GET_RESTRICT_BASE): Likewise.
1624 (SET_DECL_RESTRICT_BASE): Likewise.
1625 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1627 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1628 instead of DECL_POINTER_ALIAS_SET.
1629 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1630 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1631 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1633 2009-06-29 Richard Guenther <rguenther@suse.de>
1635 PR tree-optimization/40579
1636 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1637 the IL to simplify has constants that overflowed.
1639 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1641 PR tree-optimization/40550
1642 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1643 vector_compute_type only when the size of vector_compute_type is
1644 less than the size of type.
1646 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1648 * fold-const.c (contains_label_1): Fix comments.
1649 (contains_label_p): Do not walk trees multiple time.
1651 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1653 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1654 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1655 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1656 ix86_fp_comparison_operator.
1657 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1658 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1659 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1660 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1661 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1662 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1663 (related splits): Change predicate to ix86_fp_comparison_operator.
1664 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1665 instead of ix86_fp_comparison_codes.
1666 (ix86_trivial_fp_comparison_operator,
1667 ix86_fp_comparison_operator): New.
1668 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1669 (ix86_expand_compare): Eliminate last two parameters.
1670 (ix86_fp_jump_nontrivial_p): Kill.
1671 * config/i386/i386.c (put_condition_code): Eliminate call to
1672 ix86_fp_comparison_codes and subsequent assertion.
1673 (ix86_fp_comparison_codes): Eliminate.
1674 (ix86_fp_swap_condition): New.
1675 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1676 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1677 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1678 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1679 and ix86_fp_swap_condition.
1680 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1681 Use ix86_fp_comparison_strategy.
1682 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1683 (ix86_fp_jump_nontrivial_p): Eliminate.
1684 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1685 call to ix86_expand_compare.
1686 (ix86_split_fp_branch, ix86_expand_setcc,
1687 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1688 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1690 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1692 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1693 related to jump_clobbers.
1694 * config/arm/arm.md (conds): Remove jump_clob case.
1695 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1696 splits): Change comparison_operator to arm_comparison_operator.
1697 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1700 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1702 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1703 condition for floating point modes.
1704 * expmed.c (emit_store_flag_1): Move here a bigger part
1706 (emit_store_flag): Try swapping the condition for floating point
1708 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1710 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1712 * expr.c (expand_expr_real_1): Just use do_store_flag.
1713 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1714 emit_store_flag_force.
1715 * expmed.c (emit_store_flag_force): Copy here trick
1716 previously in expand_expr_real_1. Try reversing the comparison.
1717 (emit_store_flag_1): Work if target is NULL.
1718 (emit_store_flag): Work if target is NULL, using the result mode
1719 from the comparison. Use split_comparison, restructure final part
1720 to simplify conditionals.
1722 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1724 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1725 * dojump.c (do_jump): Change handling of floating-point
1726 ops to use just do_compare_and_jump.
1727 (split_comparison): New.
1728 (do_compare_rtx_and_jump): Add here logic coming previously
1729 in do_jump, using split_comparison.
1731 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1734 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1736 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1738 * tree-ssa-alias.c: Fix unintentional commit.
1740 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1742 * passes.c (execute_one_pass): Fix unintentional commit.
1744 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1746 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1747 (df_rd_local_compute, df_md_local_compute): Inline them.
1749 (df_md_scratch): New.
1750 (df_md_alloc, df_md_free): Allocate/free it.
1751 (df_md_local_compute): Only include live registers in init.
1752 (df_md_transfer_function): Prune the in-set computed by
1753 the confluence function, and the gen-set too.
1755 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1757 PR rtl-optimization/26854
1758 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1759 * df-problems.c (df_rd_add_problem): Fix comment.
1760 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1761 df_md_simulate_artificial_defs_at_top,
1762 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1763 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1764 df_md_transfer_function, df_md_init, df_md_confluence_0,
1765 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1766 problem_MD, df_md_add_problem): New.
1767 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1768 df_md_get_bb_info): New.
1769 (DF_LAST_PROBLEM_PLUS1): Adjust.
1771 * Makefile.in (fwprop.o): Include domwalk.h.
1772 * fwprop.c: Include domwalk.h.
1773 (reg_defs, reg_defs_stack): New.
1774 (bitmap_only_bit_between): Remove.
1775 (process_defs): New.
1776 (process_uses): Use reg_defs and local_md instead of
1777 bitmap_only_bit_between and local_rd.
1778 (single_def_use_enter_block): New, from build_single_def_use_links.
1779 (single_def_use_leave_block): New.
1780 (build_single_def_use_links): Remove code moved to
1781 single_def_use_enter_block, invoke domwalk.
1782 (use_killed_between): Adjust comment.
1784 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1786 * bitmap.h (bitmap_ior_and_into): New.
1787 * bitmap.c (bitmap_ior_and_into): New.
1789 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1791 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1792 before_dom_children_before_stmts and after_dom_children_after_stmts.
1793 Rename the two remaining callbacks to just before_dom_children and
1794 after_dom_children. Remove other GIMPLE statement walking bits.
1795 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1796 * graphite.c: Do not include domwalk.h.
1797 * tree-into-ssa.c (interesting_blocks): New global.
1798 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1799 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1800 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1801 now that they're not domwalk callbacks.
1802 (rewrite_initialize_block): Rename to...
1803 (rewrite_enter_block): ... this, place after called functions. Test
1804 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1805 (rewrite_finalize_block): Rename to...
1806 (rewrite_leave_block): ... this, place after called functions.
1807 (rewrite_update_init_block): Rename to...
1808 (rewrite_update_enter_block): ... this, place after called functions.
1809 Test interesting_blocks, call rewrite_update_stmt and
1810 rewrite_update_phi_arguments.
1811 (rewrite_update_fini_block): Rename to...
1812 (rewrite_leave_block): ... this, place after called functions.
1813 (rewrite_blocks): Remove last argument, simplify initialization of
1815 (mark_def_sites_initialize_block): Rename to...
1816 (mark_def_sites_block): ... this, call mark_def_sites.
1817 (mark_def_sites_blocks): Remove argument, simplify initialization of
1819 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1820 (update_ssa): Likewise.
1821 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1823 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1824 (dom_opt_initialize_block): Rename to...
1825 (dom_opt_enter_block): ... this, place after called functions. Walk
1826 statements here, inline propagate_to_outgoing_edges.
1827 (dom_opt_finalize_block): Rename to...
1828 (dom_opt_leave_block): ... this, place after called functions.
1829 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1831 (dse_enter_block, dse_record_phi): New.
1832 (dse_record_phis): Delete.
1833 (dse_finalize_block): Rename to...
1834 (dse_leave_block): ... this.
1835 (tree_ssa_dse): Simplify initialization of walk_data.
1836 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1837 Adjust initialization of walk_data.
1838 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1839 * tree-ssa-loop-phiopt.c (get_non_trapping):
1840 Adjust initialization of walk_data.
1841 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1842 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1843 it's not a domwalk callback.
1844 (uncprop_initialize_block): Rename to...
1845 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1846 (dse_finalize_block): Rename to...
1847 (dse_leave_block): ... this.
1848 (tree_ssa_uncprop): Simplify initialization of walk_data.
1849 * Makefile.in: Adjust dependencies.
1851 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1853 * arm.md (casesi): Fix test for Thumb1.
1854 (thumb1_casesi_internal_pic): Likewise.
1855 (thumb1_casesi_dispatch): Likewise.
1857 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1859 * config/arm/arm-cores.def: Added core cortex-m0.
1860 * config/arm/arm-tune.md: Regenerated.
1861 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1863 2009-06-26 DJ Delorie <dj@redhat.com>
1865 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1867 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1868 the scheduler doesn't tag jump insns.
1870 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1872 * c-decl.c (merge_decls): Re-indent.
1874 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1877 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1878 Special-case decimal float constants.
1880 2009-06-26 Richard Henderson <rth@redhat.com>
1882 * function.h (struct function): Add cannot_be_copied_reason,
1883 and cannot_be_copied_set.
1884 * tree-inline.c (has_label_address_in_static_1): Rename from
1885 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1886 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1887 don't set inline_forbidden_reason.
1888 (copy_forbidden): New function, split out of inline_forbidden_p.
1889 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1890 (inline_forbidden_p): Use copy_forbidden.
1891 (tree_versionable_function_p): Likewise.
1892 (inlinable_function_p): Merge into tree_inlinable_function_p.
1893 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1894 * ipa-cp.c (ipcp_versionable_function_p): New function.
1895 (ipcp_cloning_candidate_p): Use it.
1896 (ipcp_node_modifiable_p): Likewise.
1898 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1900 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1901 that is marked not to be inlined. Remove flag_mudflap use.
1902 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1903 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1905 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1908 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1909 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1911 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1913 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1915 (__mingwthr_remove_key_dtor): Likewise.
1917 2009-06-26 Richard Guenther <rguenther@suse.de>
1919 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1921 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1924 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1925 try the non-cond_exec path also.
1927 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1930 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1931 (output_cbranch): Use new functions.
1932 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1935 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1936 Pat Haugen <pthaugen@us.ibm.com>
1937 Revital Eres <ERES@il.ibm.com>
1939 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1940 for %c error. Add %x support to print VSX registers as a unified
1941 register set, instead of separate float and altivec registers.
1942 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1943 %y case, and add support for VSX pre-modify addresses.
1944 (output_toc): Add assert for CONST containing an integer constant
1946 (rs6000_adjust_cost): Add POWER7 support.
1947 (insn_must_be_first_in_group): Ditto.
1948 (insn_must_be_last_in_group): Ditto.
1949 (rs6000_emit_popcount): Ditto.
1950 (rs6000_vector_mode_supported_p): Ditto.
1952 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1953 Change some of the functions called by macros to being called
1954 through a pointer, so debug functions can be inserted if
1955 -mdebug=addr or -mdebug=cost.
1956 (rs6000_preferred_reload_class_ptr): Ditto.
1957 (rs6000_secondary_reload_class_ptr): Ditto.
1958 (rs6000_secondary_memory_needed_ptr): Ditto.
1959 (rs6000_cannot_change_mode_class_ptr): Ditto.
1960 (rs6000_secondary_reload_inner): Ditto.
1961 (rs6000_legitimize_reload_address): Ditto.
1962 (rs6000_legitimize_reload_address_ptr): Ditto.
1963 (rs6000_mode_dependent_address): Ditto.
1964 (rs6000_mode_dependent_address_ptr): Ditto.
1966 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1967 function to return true if the mode allows reg + integer
1969 (virtual_stack_registers_memory_p): New function to return true if
1970 the address refers to a virtual stack register.
1971 (rs6000_legitimate_offset_address_p): Move code to say whether a
1972 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1974 (rs6000_legitimate_address_p): Add checks for modes that only can
1975 do reg+reg addressing. Start adding VSX support.
1976 (rs6000_legitimize_reload_address): Ditto.
1977 (rs6000_legitimize_address): Ditto.
1978 (rs6000_debug_legitimate_address_p): New debug functions for
1979 -mdebug=addr and -mdebug=cost.
1980 (rs6000_debug_rtx_costs): Ditto.
1981 (rs6000_debug_address_costs): Ditto.
1982 (rs6000_debug_adjust_cost): Ditto.
1983 (rs6000_debug_legitimize_address): Ditto.
1984 (rs6000_legitimize_reload_address_ptr): Point to call normal
1985 function or debug function. Make functions called via pointer
1987 (rs6000_mode_dependent_address_ptr): Ditto.
1988 (rs6000_secondary_reload_class_ptr): Ditto.
1989 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1990 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1991 into a friendlier error.
1992 (rs6000_init_builtins): Add initial VSX support.
1993 (rs6000_adjust_cost): Fix some spacing issues.
1995 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1996 (REG_CLASS_NAMES): Ditto.
1997 (REG_CLASS_CONTENTS): Ditto.
1998 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1999 pointer, to add -mdebug=addr support.
2000 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2001 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2002 -mdebug=addr support.
2003 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2004 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2005 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2007 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2009 (bswapsi*): Set attribute types for load/store. Add combiner
2010 patterns to eliminate zero extend on 64-bit.
2011 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2012 stdbrx if the hardware supports those instructions.
2014 2009-06-25 Ian Lance Taylor <iant@google.com>
2016 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2017 (Link Options): Document -static-libstdc++.
2019 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2022 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2023 DATA_ALIGNMENT instead.
2025 2009-06-25 Richard Guenther <rguenther@suse.de>
2027 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2028 indirect references against the callused/escaped solutions.
2029 (call_may_clobber_ref_p_1): Likewise.
2031 2009-06-25 Martin Jambor <mjambor@suse.cz>
2033 PR tree-optimization/40493
2034 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2035 (enum unscalarized_data_handling): New type.
2036 (handle_unscalarized_data_in_subtree): Return what has been done.
2037 (load_assign_lhs_subreplacements): Handle left flushes differently.
2038 (sra_modify_assign): Use unscalarized_data_handling, simplified
2039 condition determining whether to remove the statement.
2041 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2043 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2044 excerpt - @ should be doubled for texinfo.
2046 2009-06-24 Ian Lance Taylor <iant@google.com>
2048 * config/arc/arc.c: Include "df.h".
2049 (arc_attribute_table): Make static. Move higher in file.
2050 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2051 (output_shift): Initialize n later to avoid warning.
2052 * config/arm/arm.c (arm_attribute_table): Make static. Move
2054 * config/avr/avr.c (avr_attribute_table): Make static. Move
2056 (reg_class_tab): Change array type from int to enum reg_class.
2057 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2059 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2060 (lshrhi3_out): Likewise.
2061 (class_likely_spilled_p): Change return type to bool.
2062 (avr_rtx_costs): Use local code variable with enum type.
2063 * config/avr/avr.md (movmemhi): Use add_reg_note.
2064 (andhi3, andsi3): Don't use AS2 with "and".
2065 (iorhi3, iorsi3): Don't use AS2 with "or".
2066 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2067 * config/crx/crx.c: Include "df.h".
2068 (crx_attribute_table): Make static.
2069 * config/m32r/m32r.c: Include "df.h".
2070 (m32r_attribute_table): Make static. Move higher in file.
2071 (pop): Use add_reg_note.
2072 (block_move_call): Change 0 to LCT_NORMAL in function call.
2073 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2074 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2075 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2076 declare, not just when TREE_CODE is defined.
2077 * config/m68hc11/m68hc11.c: Include "expr.h".
2078 (m68hc11_attribute_table): Make static. Move higher in file.
2079 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2081 (m68hc11_register_indirect_p): Likewise.
2082 (m68hc11_function_arg_padding): Change return type to enum
2084 (emit_move_after_reload): Use add_reg_note.
2085 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2086 (m68hc11_split_logical): Likewise.
2087 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2089 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2090 to VOIDmode in function call.
2091 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2093 (m68hc11_split_logical): Update declaration.
2094 (m68hc11_function_arg_padding): Update declaration.
2095 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2096 to array of enum reg_class.
2097 (mcore_attribute_table): Make static. Move higher in file.
2098 (mcore_rtx_costs): Add cast to enum type.
2099 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2100 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2101 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2103 * config/sh/predicates.md (trapping_target_operand): Rename and to
2105 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2107 * config/spu/spu.c (spu_attribute_table): Make static. Move
2109 * config/v850/v850.c (v850_attribute_table): Make static. Move
2111 (v850_rtx_costs): Use local code with enum type.
2112 (expand_epilogue): Add cast.
2113 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2115 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2118 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2119 -m2a-single-only and -m2a-nofpu.
2120 * config/sh/sh.opt: Document m2a generates FPU code.
2122 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2124 * defaults.h (CAN_ELIMINATE): Provide default.
2125 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2126 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2127 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2128 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2129 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2130 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2131 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2132 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2133 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2134 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2136 2009-06-24 DJ Delorie <dj@redhat.com>
2138 * mep-ext-cop.cpu: Fix copyright notice.
2139 * mep-default: Fix copyright notice.
2140 * mep-core: Fix copyright notice.
2141 * mep: Fix copyright notice.
2142 * mep-ivc2: Fix copyright notice.
2143 * mep-c5: Fix copyright notice.
2145 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2147 * doc/contrib.texi (Contributors):
2149 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2152 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2153 src and dst operands if necessary.
2155 2009-06-23 DJ Delorie <dj@redhat.com>
2158 * config.gcc: Add mep support.
2159 * recog.c: Resurrect validate_replace_rtx_subexp().
2160 * recog.h: Likewise.
2161 * config/mep/: Add new port:
2162 * config/mep/constraints.md: New file.
2163 * config/mep/default.h: New file.
2164 * config/mep/intrinsics.h: New file.
2165 * config/mep/intrinsics.md: New file.
2166 * config/mep/ivc2-template.h: New file.
2167 * config/mep/mep-c5.cpu: New file.
2168 * config/mep/mep-core.cpu: New file.
2169 * config/mep/mep-default.cpu: New file.
2170 * config/mep/mep-ext-cop.cpu: New file.
2171 * config/mep/mep-intrin.h: New file.
2172 * config/mep/mep-ivc2.cpu: New file.
2173 * config/mep/mep-lib1.asm: New file.
2174 * config/mep/mep-lib2.c: New file.
2175 * config/mep/mep-pragma.c: New file.
2176 * config/mep/mep-protos.h: New file.
2177 * config/mep/mep-tramp.c: New file.
2178 * config/mep/mep.c: New file.
2179 * config/mep/mep.cpu: New file.
2180 * config/mep/mep.h: New file.
2181 * config/mep/mep.md: New file.
2182 * config/mep/mep.opt: New file.
2183 * config/mep/predicates.md: New file.
2184 * config/mep/t-mep: New file.
2186 2009-06-23 Ian Lance Taylor <iant@google.com>
2188 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2189 from loose_warn into c_loose_warn and from strict_warn into
2190 c_strict_warn. Set and substitute warn_cxxflags. Check for
2191 --enable-build-with-cxx. Set and substitute
2192 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2193 * Makefile.in (CXXFLAGS): New variable.
2194 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2195 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2196 the default is the same as $(STRICT_WARN).
2197 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2198 (CXX): New variable.
2199 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2200 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2201 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2202 (HOST_LIBS): New variable.
2203 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2204 (ALL_CXXFLAGS): New variable.
2205 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2206 * doc/install.texi (Configuration): Document
2207 --enable-build-with-cxx, --with-stage1-ldflags,
2208 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2209 * configure: Rebuild.
2211 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2213 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2214 from previous commit.
2216 2009-06-23 Ian Lance Taylor <iant@google.com>
2218 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2220 2009-06-23 Ian Lance Taylor <iant@google.com>
2222 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2223 with ATTRIBUTE_UNUSED.
2225 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2226 Pat Haugen <pthaugen@us.ibm.com>
2227 Revital Eres <eres@il.ibm.com>
2229 * config.in (HAVE_AS_POPCNTD): Add default definition.
2230 (HAVE_AS_LWSYNC): Ditto.
2232 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2234 (gcc_cv_as_powerpc_cmpb): Ditto.
2235 (gcc_cv_as_powerpc_dfp): Ditto.
2236 (gcc_cv_as_powerpc_vsx): Ditto.
2237 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2238 supporting the popcntd/lwsync instructions.
2239 (gcc_cv_as_powerpc_lwsync): Ditto.
2240 * configure: Regenerate.
2242 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2243 -mcpu=native and -mcpu=power7.
2244 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2246 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2247 a variable instead of a mask to reduce the number of mask bits.
2248 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2249 (-mbit-word): Ditto.
2250 (-mregnames): Ditto.
2251 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2252 (-mfused-madd): Ditto.
2254 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2256 (-mvsx): New switch for VSX instructions.
2257 (-misel): Move from a variable to a mask to allow it to be set by
2260 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2261 function declaration to an array declaration.
2262 (rs6000_hard_regno_nregs): New external array declaration.
2264 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2265 files included by rs6000.md.
2267 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2268 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2270 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2272 (rs6000_debug_reg): New -mdebug= variables.
2273 (rs6000_debug_addr): Ditto.
2274 (rs6000_debug_cost): Ditto.
2275 (rs6000_pmode): New variable to hold Pmode.
2276 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2277 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2278 calculated at compiler start.
2279 (rs6000_hard_regno_nregs): Change function to an array which holds
2280 HARD_REGNO_NREGS calculated at compiler start.
2281 (rs6000_explicit_options): Delete isel field.
2282 (rs6000_vector_unit): New array to hold which vector unit
2283 supports arithmetic options for a given type.
2284 (rs6000_vector_mem): New array to hold which vector unit supports
2285 memory reference operations for a given type.
2286 (rs6000_vector_align): New array to given the alignment of each
2288 (power7_cost): New basic costs for power7.
2289 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2290 (rs6000_hard_regno_nregs_internal): New function, moved from
2291 HARD_REGNO_NREGS, to calculate the number of registers each hard
2292 register takes for each type.
2293 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2294 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2295 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2296 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2297 unit information here so it is calculated once at compiler startup
2299 (rs6000_override_options): Make -misel a target mask. Add more
2300 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2301 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2303 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2304 (rs6000_handle_option): Move -misel from variable to target mask.
2305 (rs6000_builtin_mask_for_load): Add VSX support.
2306 (rs6000_conditional_register_usage): Ditto.
2307 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2308 (function_arg_boundary): Ditto.
2309 (rs6000_expand_builtin): Ditto.
2310 (def_builtin): Make abort message a little friendlier.
2311 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2313 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2314 assembler support the popcntd instruction instead of a vsx
2315 instruction to enable power7 support.
2316 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2317 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2318 option to the assembler if -mcpu=native.
2319 (ASM_CPU_NATIVE_SPEC): Ditto.
2320 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2322 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2323 the lwsync instruction.
2324 (enum processor_type): Add PROCESSOR_POWER7.
2325 (rs6000_debug_reg): New -mdebug= options.
2326 (rs6000_debug_addr): Ditto.
2327 (rs6000_debug_cost): Ditto.
2328 (rs6000_isel): Delete.
2329 (enum rs6000_vector): New enum to say what vector unit we have.
2330 (VECTOR_UNIT_*): New macros to say which vector unit has
2331 arithmetic operations for a given type.
2332 (VECTOR_MEM_*): New macros to say which vector unit has memory
2333 operations for a given type.
2334 (TARGET_LDBRX): Whether the machine supports the ldbrx
2336 (TARGET_ISEL): Delete, -misel moved to be a mask.
2337 (TARGET_ISEL64): New macro for 64-bit isel support.
2338 (UNITS_PER_VSX_WORD): New macro.
2339 (POINTER_SIZE): Move to be an external variable, rather than
2340 calculating whether we are generating 32 ot 64-bit code.
2342 (STACK_BOUNDARY): Add VSX support.
2343 (LOCAL_ALIGNMENT): Ditto.
2344 (SLOW_UNALIGNED_ACCESS): Ditto.
2345 (VSX_REGNO_P): New macro for VSX support.
2346 (VFLOAT_REGNO_P): Ditto.
2347 (VINT_REGNO_P): Ditto.
2348 (VLOGICAL_REGNO_P): Ditto.
2349 (VSX_VECTOR_MODE): Ditto.
2350 (VSX_SCALAR_MODE): Ditto.
2352 (VSX_MOVE_MODE): Ditto.
2353 (VSX_REG_CLASS_P): Ditto.
2354 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2356 (UNITS_PER_SIMD_WORD): Add VSX support.
2357 (MODES_TIEABLE_P): Ditto.
2358 (STARTING_FRAME_OFFSET): Ditto.
2359 (STACK_DYNAMIC_OFFSET): Ditto.
2360 (EPILOGUE_USES): Ditto.
2361 (REGNO_REG_CLASS): Move to array lookup.
2362 (CLASS_MAX_NREGS): Ditto.
2363 (rs6000_vector_reg_class): Add declaration.
2364 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2365 overlap with the floating point and Altivec registers.
2367 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2369 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2370 give the appropriate asm switches if -mcpu=native.
2371 (host_detect_local_cpu): Add support for "asm".
2372 (host_detect_local_cpu): Follow GNU code guidelines for name.
2374 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2375 -mbit-word to a variable instead of being a target mask.
2377 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2378 emit the lwsync instruction instead of emitting the instruction as
2379 an integer constant.
2381 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2382 fixuns_trundfsi2, move expander into rs6000.md.
2384 * config/rs6000/rs6000.md (cpu): Add power7.
2385 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2386 (logical predicate patterns): Change the single instruction
2387 primitives that set CR0 to be fast_compare instead of compare.
2389 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2390 (popcntddi2): Ditto.
2391 (popcount<mode>): Ditto.
2392 (floating multiply/add insns): Name the floating point
2394 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2395 (isel_unsigned_<mode>): Ditto.
2396 (fixuns_trundfsi2): Move expander here from spe.md.
2397 (smindi3): Define if we have -misel on 64-bit systems.
2402 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2404 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2406 * config/avr/avr.c (avr_current_device): New variable.
2407 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2408 (avr_arch, mcu_type_s): Move to avr.h.
2409 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2410 default_data_section_start fields.
2411 (avr_arch): Moved from avr.c.
2412 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2413 library_name fields.
2414 (avr_current_device, avr_mcu_types, avr_arch_types,
2415 avr_device_to_arch, avr_device_to_data_start,
2416 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2417 (EXTRA_SPEC_FUNCTIONS): Define.
2418 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2419 options mapping. Use device_to_arch and device_to_data_start insted.
2420 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2421 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2422 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2423 * config/avr/driver-avr.c: New file.
2424 * config/avr/avr-devices.c: New file.
2426 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2428 * var-tracking.c (unshare_variable): Force initialized to
2429 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2430 (set_variable_part): Likewise.
2431 (struct variable_union_info): Remove pos_src field.
2432 (vui_vec, vui_allocated): New variables.
2433 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2434 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2435 == 1 use a simpler sorting algorithm. Compute pos field right
2436 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2437 Avoid quadratic comparison if !flag_var_tracking_uninit.
2438 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2439 unshare_variable unconditionally.
2440 (dataflow_set_different_2): Removed.
2441 (dataflow_set_different): Don't traverse second hash table.
2442 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2443 unconditionally to var_reg_set or var_mem_set.
2444 (emit_notes_in_bb): Likewise.
2445 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2447 (emit_note_insn_var_location): Don't set initialized to
2448 VAR_INIT_STATUS_INITIALIZED early.
2449 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2451 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2453 * tree-object-size.c (addr_object_size): Instead of checking
2454 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2455 are no FIELD_DECLs following it.
2457 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2459 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2460 order to match bswaps with signed source operands.
2462 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2464 * sdbout.c (sdbout_one_type): Fix braces in switch.
2466 2009-06-23 Richard Guenther <rguenther@suse.de>
2468 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2470 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2471 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2472 var_callused, callused_tree, var_storedanything, storedanything_tree,
2473 var_integer, integer_tree): Remove global variables.
2474 (new_var_info): Do not pass new id, append the new var to the
2475 global variable vector.
2476 (do_ds_constraint): Use is_global_var member of the variable-info.
2477 (new_scalar_tmp_constraint_exp): Adjust.
2478 (create_function_info_for): Likewise.
2479 (create_variable_info_for): Likewise.
2480 (find_what_var_points_to): Remove dead code.
2481 (init_base_vars): Simplify.
2482 (compute_points_to_sets): Adjust.
2484 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2486 * combine.c (try_combine): Dump information about the insns we're
2489 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2491 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2492 check when calling force_to_mode on TRUNCATE's operand.
2494 2009-06-22 Ian Lance Taylor <iant@google.com>
2496 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2498 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2500 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2502 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2504 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2505 override library linkage flags such as -static-libgcc or
2508 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2510 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2512 2009-06-22 Ian Lance Taylor <iant@google.com>
2514 * config/linux.opt: Put mglibc ahead of muclibc.
2516 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2517 for duplicate decls.
2519 2009-06-22 Matthias Klose <doko@ubuntu.com>
2521 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2523 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2526 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2527 instead of NULL if a parser error occurs.
2529 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2531 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2532 non-DWARF2_DEBUGGING_INFO version.
2534 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2536 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2537 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2539 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2540 (LIBGCC2_TF_CEXT): Define.
2543 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2546 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2548 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2550 * config/arm/arm.c (arm_override_options): Disable
2551 -mcaller-super-interworking and -mcallee-super-interworking.
2552 * doc/invoke.texi (ARM Options): Document this.
2554 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2556 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2557 * config/arm/constraints.md (j): New constraint for movw operands.
2558 (N): Remove thumb2 meaning.
2559 * config/arm/arm.md (*arm_movw): Delete.
2560 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2561 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2562 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2564 2009-06-22 Martin Jambor <mjambor@suse.cz>
2566 PR tree-optimization/40492
2567 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2568 build_ref_for_offset.
2570 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2572 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2573 JUMP_TABLE_DATA_P predicates where applicable.
2574 * auto-inc-dec.c: Ditto.
2575 * builtins.c: Ditto.
2576 * caller-save.c: Ditto.
2578 * cfgcleanup.c: Ditto.
2579 * cfglayout.c: Ditto.
2582 * combine-stack-adj.c: Ditto.
2588 * dwarf2asm.c: Ditto.
2589 * dwarf2out.c: Ditto.
2590 * emit-rtl.c: Ditto.
2596 * function.c: Ditto.
2599 * genpreds.c: Ditto.
2600 * genrecog.c: Ditto.
2602 * ira-costs.c: Ditto.
2603 * ira-lives.c: Ditto.
2606 * lower-subreg.c: Ditto.
2607 * modulo-sched.c: Ditto.
2609 * postreload.c: Ditto.
2610 * print-rtl.c: Ditto.
2619 * sched-vis.c: Ditto.
2621 * sel-sched-ir.c: Ditto.
2622 * simplify-rtx.c: Ditto.
2623 * targhooks.c: Ditto.
2624 * var-tracking.c: Ditto.
2625 * vmsdbgout.c: Ditto.
2627 2009-06-22 Matthias Klose <doko@ubuntu.com>
2629 * Makefile.in (install-plugin): Always use DESTDIR.
2631 2009-06-22 Olivier Hainque <hainque@adacore.com>
2633 * config/pa/pa.c (output_call): Don't optimize post call jumps
2634 into return address adjustments if the call may throw.
2636 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2638 * arm.c (thumb1_output_casesi): New function.
2639 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2640 optimizing for size or PIC.
2641 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2642 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2643 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2644 (thumb1_casesi_internal_pic): New expand rule.
2645 (thumb1_casesi_dispatch): New pattern.
2646 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2648 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2649 in the text seciton when PIC or optimizing for size.
2650 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2651 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2652 preservation properties of code.
2653 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2654 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2655 (__gnu_thumb1_case_si): New function.
2656 * t-arm (LIB1ASMSRC): Define here.
2657 (LIB1ASMFUNCS): Add some common functions.
2658 * t-arm-elf (LIB1ASMSRC): Delete.
2659 (LIB1ASMFUNCS): Append to existing set.
2660 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2661 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2662 * t-symbian (LIB1ASMFUNCS): Likewise.
2663 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2664 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2666 2009-06-21 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/38729
2669 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2670 to loops with a single exit if -fno-expensive-optimizations.
2672 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2674 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2675 (dataflow_set): Change vars type from htab_t to shared_hash.
2676 (shared_hash_pool, empty_shared_hash): New variables.
2677 (vars_clear): Removed.
2678 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2679 shared_hash_find_slot_unshare, shared_hash_find_slot,
2680 shared_hash_find_slot_noinsert, shared_hash_find): New
2682 (shared_hash_unshare, shared_hash_destroy): New functions.
2683 (unshare_variable): Unshare set->vars if shared, use
2685 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2686 (get_init_value, find_src_set_src, dump_dataflow_set,
2687 clobber_variable_part, emit_notes_for_differences): Use
2689 (dataflow_set_init): Remove second argument, set vars to
2690 empty_shared_hash instead of creating a new htab.
2691 (dataflow_set_clear): Call shared_hash_destroy and set vars
2692 to empty_shared_hash instead of calling vars_clear.
2693 (dataflow_set_copy): Don't call vars_copy, instead just share
2694 the src htab with dst.
2695 (variable_union): Use shared_hash_*, use initially NO_INSERT
2696 lookup if set->vars is shared. Don't keep slot cleared before
2697 calling unshare_variable. Unshare set->vars if needed.
2698 Even ->refcount == 1 vars must be unshared if set->vars is shared
2699 and var needs to be modified.
2700 (variable_canonicalize): New function.
2701 (dataflow_set_union): If dst->vars is empty, just share src->vars
2702 with dst->vars and traverse with variable_canonicalize to canonicalize
2703 and unshare what is needed.
2704 (dataflow_set_different): If old_set and new_set use the same shared
2705 htab, they aren't different. If number of htab elements is different,
2706 htabs are different. Use shared_hash_*.
2707 (dataflow_set_destroy): Call shared_hash_destroy instead of
2709 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2710 second argument to dataflow_set_init.
2711 (vt_initialize): Likewise. Initialize shared_hash_pool and
2712 empty_shared_hash, move bb in/out initialization afterwards.
2713 Use variable_htab_free instead of NULL as changed_variables del hook.
2714 (variable_was_changed): Change type of second argument to pointer to
2715 dataflow_set. When inserting var into changed_variables, bump
2716 refcount. Unshare set->vars if set is shared htab and slot needs to
2718 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2719 lookup if set->vars is shared. Unshare set->vars if needed.
2720 Even ->refcount == 1 vars must be unshared if set->vars is shared
2721 and var needs to be modified. Adjust variable_was_changed caller.
2722 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2723 vars must be unshared if set->vars is shared and var needs to be
2724 modified. Adjust variable_was_changed caller.
2725 (emit_note_insn_var_location): Don't pool_free var.
2726 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2728 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2729 free_alloc_pool on shared_hash_pool.
2731 2009-06-20 Anthony Green <green@moxielogic.com>
2733 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2734 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2736 2009-06-20 Richard Guenther <rguenther@suse.de>
2738 * tree-ssa-structalias.c (find_func_aliases): For memset use
2739 a constraint from NULL if we memset to zero.
2740 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2741 we explicitly handle that do not read from memory.
2742 (call_may_clobber_ref_p_1): Properly handle builtins that may
2745 2009-06-20 Richard Guenther <rguenther@suse.de>
2747 PR tree-optimization/40495
2748 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2749 (new_scalar_tmp_constraint_exp): New function.
2750 (process_constraint): Do not create temporary decls.
2751 (process_all_all_constraints): Likewise.
2752 (handle_const_call): Likewise.
2753 (create_function_info_for): Do not set decl.
2755 2009-06-19 Ian Lance Taylor <iant@google.com>
2757 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2758 (rs6000_attribute_table): Make static; move before use.
2760 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2762 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2763 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2764 Propagate the TREE_READONLY flag without overwriting it.
2765 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2766 Propagate the TREE_READONLY flag onto the result.
2767 (process_call_operands): Move around. Use correct constant value.
2769 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2772 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2773 * config/arm/arm.md: Likewise.
2775 2009-06-19 Ian Lance Taylor <iant@google.com>
2777 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2778 to GIMPLE_ERROR_MARK.
2780 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2781 op2_original_type parameters. Warn about using different enum types.
2782 * c-parser.c (c_parser_conditional_expression): Pass original
2783 types to build_conditional_expr.
2784 * c-tree.h (build_conditional_expr): Update declaration.
2786 2009-06-19 Ian Lance Taylor <iant@google.com>
2788 * config/i386/i386.c (ix86_function_specific_save): Test that
2789 fields match values, rather than testing the values are in a
2792 2009-06-19 Richard Guenther <rguenther@suse.de>
2794 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2796 (ptr_derefs_may_alias_p): Likewise.
2797 (ptr_deref_may_alias_ref_p_1): New function.
2798 (ptr_deref_may_alias_ref_p): Likewise.
2799 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2800 covered by looking at the ESCAPED solution.
2801 (call_may_clobber_ref_p_1): Likewise.
2802 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2803 Handle NULL_TREE offset. Do not produce redundant constraints.
2804 (process_all_all_constraints): New helper function.
2805 (do_structure_copy): Use it.
2806 (handle_lhs_call): Likewise.
2807 (find_func_aliases): Handle some builtins with pointer arguments
2808 and/or return values explicitly.
2810 2009-06-19 Ian Lance Taylor <iant@google.com>
2812 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2814 2009-06-19 Ian Lance Taylor <iant@google.com>
2816 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2818 2009-06-19 Ian Lance Taylor <iant@google.com>
2820 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2821 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2824 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2825 uninitialized const.
2827 2009-06-19 Ian Lance Taylor <iant@google.com>
2829 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2832 * c-decl.c (in_struct, struct_types): Remove.
2833 (struct c_binding): Add in_struct field.
2834 (c_binding_ptr): Define type, along with VEC.
2835 (struct c_struct_parse_info): Define.
2836 (struct_parse_info): New static variable.
2837 (bind): Initialize in_struct field.
2838 (start_struct): Remove enclosing_in_struct and
2839 enclosing_struct_types parameters. Add
2840 enclosing_struct_parse_info parameter. Change all callers. Set
2841 struct_parse_info rather than in_struct and struct_types.
2842 (grokfield): If -Wc++-compat and there is a symbol binding for the
2843 field name, set the in_struct flag and push it on the
2844 struct_parse_info->fields vector.
2845 (warn_cxx_compat_finish_struct): New static function.
2846 (finish_struct): Remove enclosing_in_struct and
2847 enclosing_struct_types parameters. Add
2848 enclosing_struct_parse_info parameter. Change all callers. Don't
2849 set C_TYPE_DEFINED_IN_STRUCT here. Call
2850 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2851 parameter. Only push on struct_types if warn_cxx_compat.
2852 (finish_enum): Only push on struct_types if warn_cxx_compat.
2853 (declspecs_add_type): Add loc parameter. Change all callers.
2854 Change all error calls to error_at. Pass loc, not input_location,
2855 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2856 defined in a struct. If -Wc++-compat and parsing a struct, record
2857 that a typedef name was used.
2858 * c-parser.c (c_parser_declspecs): Get location to pass to
2860 (c_parser_struct_or_union_specifier): Update calls to start_struct
2862 * c-tree.h (struct c_struct_parse_info): Declare.
2863 (finish_struct, start_struct): Update declarations.
2864 (declspecs_add_type): Update declaration.
2866 2009-06-19 Ian Lance Taylor <iant@google.com>
2868 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2869 variable with an anonymous type.
2871 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2873 * see.c: Remove for real.
2875 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2877 * optabs.h (enum optab_index): Add new OTI_significand.
2878 (significand_optab): Define corresponding macro.
2879 * optabs.c (init_optabs): Initialize significand_optab.
2880 * genopinit.c (optabs): Implement significand_optab using
2881 significand?f2 patterns.
2882 * builtins.c (expand_builtin_mathfn): Handle
2883 BUILT_IN_SIGNIFICAND{,F,L}.
2884 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2885 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2887 * config/i386/i386.md (significandxf2, significand<mode>2): New
2888 expanders to implement significandf, significand and significandl
2889 built-ins as inline x87 intrinsics.
2891 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2893 * config/avr/avr.c (avr_override_options): Remove setting value of
2894 PARAM_INLINE_CALL_COST.
2896 2009-06-18 Richard Henderson <rth@redhat.com>
2899 * tree-pass.h (TDF_ASMNAME): New.
2900 * tree-dump.c (dump_options): Add asmname.
2901 * doc/invoke.texi: Document it.
2903 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2904 (dump_decl_name): ...here.
2905 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2906 (dump_generic_node): Update dump_function_name calls.
2907 (print_call_name): New flags arg; update all dump calls.
2908 * diagnostic.h (print_call_name): Update.
2909 * gimple-pretty-print.c (dump_gimple_call): Update.
2911 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2914 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2916 2009-06-18 Diego Novillo <dnovillo@google.com>
2918 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2919 * plugin.c (str_license): Declare.
2920 (try_init_one_plugin): Assert that the symbol
2921 'plugin_is_GPL_compatible' exists.
2923 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2926 * Makefile.in (OBJS-common): Remove see.o.
2928 * common.opt (fsee): Mark as preserved for backward compatibility.
2929 * opts.c (common_handle_option): Add OPT_fsee to the backward
2930 compatibility section.
2931 * passes.c (init_optimization_passes, pass_see): Remove pass.
2932 * timevar.def (TV_SEE): Remove.
2933 * tree-pass.h (pass_see): Remove declaration.
2934 * doc/invoke.texi (-fsee): Remove documentation.
2936 2009-06-18 Martin Jambor <mjambor@suse.cz>
2938 * tree-sra.c: Include statistics.h
2939 (sra_stats): New variable.
2940 (sra_initialize): Clear sra_stats.
2941 (create_access_replacement): Increment sra_stats.replacements.
2942 (get_access_replacement): Do not return twice.
2943 (analyze_all_variable_accesses): Increment statistics counter by the
2944 number of scalarized aggregates.
2945 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2946 (sra_modify_expr): Increment sra_stats.exprs.
2947 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2948 (sra_modify_assign): Increment sra_stats.exprs,
2949 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2950 (perform_intra_sra): Update statistics counters.
2951 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2953 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2955 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2956 (arm_scalar_mode_supported_p): New function.
2958 2009-06-18 Paul Brook <paul@codesourcery.com>
2959 Sandra Loosemore <sandra@codesourcery.com>
2961 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2962 (__extendhfsf2, __truncsfhf2): Define.
2963 * config/arm/fp16.c: New file.
2964 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2965 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2967 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2969 * doc/extend.texi (Half-Precision): New section.
2970 * doc/invoke.texi (Option Summary): List -mfp16-format.
2971 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2972 * config/arm/arm.opt (mfp16-format=): New.
2973 * config/arm/arm.c: Include intl.h.
2974 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2975 (TARGET_INVALID_RETURN_TYPE): Redefine.
2976 (TARGET_PROMOTED_TYPE): Redefine.
2977 (TARGET_CONVERT_TO_TYPE): Redefine.
2978 (arm_fp16_format): Define.
2979 (all_fpus): Add entry for neon-fp16.
2980 (fp_model_for_fpu): Likewise.
2981 (struct fp16_format): Declare.
2982 (all_fp16_formats): Define.
2983 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2985 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2987 (arm_legitimate_index_p): Treat HFmode like HImode.
2988 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2989 (coproc_secondary_reload_class): Special-case HFmode.
2990 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2991 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2992 (arm_init_fp16_builtins): New.
2993 (arm_init_builtins): Call it.
2994 (arm_invalid_parameter_type): New.
2995 (arm_invalid_return_type): New.
2996 (arm_promoted_type): New.
2997 (arm_convert_to_type).
2998 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3000 (arm_emit_fp16_const): New function.
3001 (arm_mangle_type): Mangle __fp16 as "Dh".
3002 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3004 (TARGET_NEON_FP16): New.
3005 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3006 (enum fputype): Add FPUTYPE_NEON_FP16.
3007 (enum arm_fp16_format_type): Declare.
3008 (arm_fp16_format): Declare.
3009 (LARGEST_EXPONENT_IS_NORMAL): Define.
3010 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3011 * config/arm/arm-modes.def (HFmode): Define.
3012 * config/arm/vfp.md: (*movhf_vfp): New.
3015 * config/arm/arm.md: (fpu): Add neon_fp16.
3016 (floatsihf2, floatdihf2): New.
3017 (fix_trunchfsi2, fix_trunchfdi2): New.
3021 (*arm32_movhf): New.
3022 (*thumb1_movhf): New.
3023 (consttable_2): Add check for HFmode constants.
3024 (consttable_4): Handle HFmode constants.
3026 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3028 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3030 2009-06-17 Olivier Hainque <hainque@adacore.com>
3032 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3033 const char ** conversion in AIX specific section.
3035 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3037 * config/i386/i386.c (ix86_special_builtin_type): Remove
3038 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3039 (bdesc_special_args): Updated.
3040 (ix86_init_mmx_sse_builtins): Likewise.
3041 (ix86_expand_special_args_builtin): Likewise.
3043 2009-06-17 Richard Henderson <rth@redhat.com>
3045 * tree-pretty-print.c (maybe_dump_asm_name): New.
3046 (dump_decl_name): Use it.
3047 (PRINT_FUNCTION_NAME): Merge into...
3048 (dump_function_name): ... here. Use maybe_dump_asm_name.
3050 2009-06-17 Cary Coutant <ccoutant@google.com>
3052 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3054 * debug.c (struct gcc_debug_hooks): Change placeholder for
3056 (debug_nothing_int_charstar_int): Replaced by...
3057 (debug_nothing_int_charstar_int_bool): ...this.
3058 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3059 source_line prototype.
3060 (debug_nothing_int_charstar_int): Replaced by...
3061 (debug_nothing_int_charstar_int_bool): ...this.
3062 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3063 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3064 Output is_stmt operand when necessary.
3065 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3066 (notice_source_line): Add is_stmt parameter.
3067 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3068 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3070 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3071 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3073 2009-06-17 Ian Lance Taylor <iant@google.com>
3075 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3077 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3080 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3082 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3083 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3084 tree_strip_sign_nop_conversions and
3085 tree_ssa_strip_useless_type_conversions rather than stripping
3086 the operations here.
3087 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3089 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3090 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3091 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3092 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3095 2009-06-17 Michael Eager <eager@eagercon.com>
3097 * config/rs6000/constraints.md (register_constraint "d"): New.
3098 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3099 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3100 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3101 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3102 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3103 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3104 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3105 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3106 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3107 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3109 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3110 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3111 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3112 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3113 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3114 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3115 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3116 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3117 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3118 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3119 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3120 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3121 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3122 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3124 2009-06-16 Ian Lance Taylor <iant@google.com>
3126 * profile.c (total_num_never_executed): Don't define.
3127 (compute_branch_probabilities): Don't count or print
3129 (init_branch_prob): Don't set total_num_never_executed.
3130 (end_branch_prob): Don't print total_num_never_executed.
3132 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3134 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3136 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3138 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3139 (nabstd2_fpr): Same.
3141 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3143 * expr.c (expand_assignment): Change complex type check.
3145 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3147 * doc/plugins.texi (Building GCC plugins): Added new section.
3149 2009-06-17 Ian Lance Taylor <iant@google.com>
3151 * c-pch.c (get_ident): Don't set size of templ array.
3152 (pch_init): Don't set size of partial_pch array.
3154 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3155 string constant to intialize an array whose size is the length of
3158 2009-06-17 Richard Guenther <rguenther@suse.de>
3160 PR tree-optimization/40389
3161 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3162 to addressable types.
3163 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3165 2009-06-17 Richard Guenther <rguenther@suse.de>
3168 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3169 if there is no evolution of left in the loop bail out.
3170 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3171 chrec_fold_multiply.
3173 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3174 Janis Johnson <janis187@us.ibm.com>
3177 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3178 for the symbol ref of a constant that is the source of a move
3179 - nor for any other not-obvious-label-ref constants.
3181 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3183 * plugin.c (position_pass): Skip newly inserted pass during list
3184 traversal to avoid repeated insertion.
3186 2009-06-16 Ian Lance Taylor <iant@google.com>
3188 * vec.h (VEC_stack_alloc): Define different version if
3189 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3190 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3191 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3192 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3194 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3196 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3198 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3199 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3200 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3201 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3202 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3203 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3204 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3205 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3206 __builtin_ia32_rdtscp.
3207 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3208 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3209 and __builtin_ia32_rorhi.
3210 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3211 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3212 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3213 (ix86_expand_args_builtin): Likewise.
3214 (ix86_expand_special_args_builtin): Likewise.
3216 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3217 (UNSPECV_RDTSC): Likewise.
3218 (UNSPECV_RDPMC): Likewise.
3219 (*bsr): Renamed to ...
3221 (*bsr_rex64): Renamed to ...
3225 (*rdpmc_rex64): Likewise.
3228 (*rdtsc_rex64): Likewise.
3230 (*rdtscp): Likewise.
3231 (*rdtscp_rex64): Likewise.
3233 * config/i386/ia32intrin.h: New.
3235 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3237 2009-06-16 Ian Lance Taylor <iant@google.com>
3239 * ira-build.c (copy_info_to_removed_store_destinations):
3240 Initialize parent_a.
3242 2009-06-16 Ian Lance Taylor <iant@google.com>
3244 * c-decl.c (grokdeclarator): Change size_varies to bool.
3246 2009-06-16 Ian Lance Taylor <iant@google.com>
3248 * sel-sched.c: Make forward declarations of move_op_hooks and
3249 fur_hooks explicitly extern.
3251 2009-06-16 Ian Lance Taylor <iant@google.com>
3253 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3254 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3256 2009-06-16 Ian Lance Taylor <iant@google.com>
3258 * resource.c (mark_referenced_resources): Change
3259 include_delayed_effects parameter to bool. Change all callers.
3260 (mark_end_of_function_resources): Likewise.
3261 * reorg.c (insn_references_resource_p): Likewise.
3262 (insn_sets_resource_p): Likewise.
3263 * resource.h (mark_referenced_resources): Update declaration.
3264 (mark_end_of_function_resources): Update declaration.
3266 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3268 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3270 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3272 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3273 GCC can bootstrap on AIX with GNU Binutils 2.20.
3275 2009-06-16 Ian Lance Taylor <iant@google.com>
3277 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3279 2009-06-16 Ian Lance Taylor <iant@google.com>
3281 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3282 inline, not extern inline.
3283 (exact_log2): Likewise.
3284 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3286 (exact_log2): Likewise, but don't test CTZ_HWI.
3288 2009-06-16 Ian Lance Taylor <iant@google.com>
3290 * bitmap.c (bitmap_clear): Don't declare as inline.
3291 * gimple.c (gimplify_assign): Likewise.
3292 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3293 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3294 (sched_scan_info): Remove duplicate definition.
3296 2009-06-16 Ian Lance Taylor <iant@google.com>
3298 * c-common.c (skip_evaluation): Don't define.
3299 (c_inhibit_evaluation_warnings): Define global variable.
3300 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3301 than skip_evaluation.
3302 (convert_and_check, warn_for_div_by_zero): Likewise.
3303 * c-common.h (skip_evaluation): Don't declare.
3304 (c_inhibit_evaluation_warnings): Declare.
3305 * c-parser.c (c_parser_typeof_specifier): Set
3306 c_inhibit_evaluation_warnings rather than skip_evaluation.
3307 (c_parser_conditional_expression): Likewise.
3308 (c_parser_binary_expression): Likewise.
3309 (c_parser_sizeof_expression): Likewise.
3310 (c_parser_alignof_expression): Likewise.
3311 * c-typeck.c (build_indirect_ref): Check
3312 c_inhibit_evaluation_warnings rather than skip_evaluation.
3313 (build_conditional_expr, build_binary_op): Likewise.
3315 2009-06-16 Richard Guenther <rguenther@suse.de>
3317 * tree-ssa-alias.c (is_escape_site): Remove.
3318 * tree-ssa-alias.h (enum escape_type): Remove.
3319 (is_escape_site): Likewise.
3320 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3321 via casts and asms without deferring to is_escape_site.
3323 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3326 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3327 use gen_lowpart if op0 has complex mode.
3329 2009-06-16 Richard Guenther <rguenther@suse.de>
3331 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3332 variables add them to ESCAPED.
3333 (find_func_aliases): Do not make all indirectly stored values escaped.
3335 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3337 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3340 2009-06-16 Martin Jambor <mjambor@suse.cz>
3342 PR tree-optimization/40432
3343 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3344 check whether we need to force gimple register operand.
3346 2009-06-16 Martin Jambor <mjambor@suse.cz>
3348 PR tree-optimization/40413
3349 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3350 build_ref_for_offset.
3351 (propagate_subacesses_accross_link): Fix a typo in a comment.
3353 2009-06-16 Ira Rosen <irar@il.ibm.com>
3355 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3356 with additional parameter.
3357 * tree-vectorizer.h (enum vect_def_type): Add new value
3359 (enum vect_relevant): Add comments.
3360 (vect_is_simple_reduction): Add new argument.
3361 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3362 Detect nested cycles.
3363 (vect_is_simple_reduction): Update documentation, add an argument to
3364 distinguish inner-loop reduction from nested cycle, detect nested
3365 cycles, fix printings and indentation, don't swap operands in case
3367 (get_initial_def_for_reduction): Handle subtraction.
3368 (vect_create_epilog_for_reduction): Add new argument to specify
3370 (vect_finalize_reduction): Handle subtraction, fix comments.
3371 (vectorizable_reduction): Handle nested cycles. In case of nested
3372 cycle keep track of the reduction variable position. Call
3373 vect_is_simple_reduction with additional parameter. Use original
3374 statement code in reduction epilogue for nested cycle. Call
3375 vect_create_epilog_for_reduction with additional parameter.
3376 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3377 inner-loop vectorization.
3378 (vect_recog_widen_sum_pattern): Likewise.
3379 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3381 (vect_mark_stmts_to_be_vectorized): Likewise.
3382 (vect_get_vec_def_for_operand): Handle nested cycles.
3384 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3386 * doc/invoke.texi (Debugging Options): Fix option index entries
3387 for -fdump-statistics, -frandom-seed add entries for
3388 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3389 (FRV Options): Fix entries for -mTLS, -mtls.
3390 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3391 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3392 (M68hc1x Options): Fix @itemx for -mnominmax.
3393 (MCore Options): Fix entry for -mno-lsim.
3394 (MMIX Options): Fix entry for -mabi=mmixware.
3395 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3397 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3399 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3400 Mention the plugin mode of gengtype.
3401 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3402 * gengtype.c: Updated copyright.
3403 (plugin_files, nb_plugin_files) Added new static variables.
3404 (measure_input_list) Care about plugin_files.
3405 (write_rtx_next): Added early return in plugin mode.
3406 (create_file): Updated copyright year in generated file. Added
3408 (oprintf): Added early return if NULL outf.
3409 (get_output_file_with_visibility): Care of plugin_files.
3410 (get_output_file_name): May return null.
3411 (write_local): Added early return.
3412 (put_mangled_filename): Ditto.
3413 (finish_root_table): Added check for base_files.
3414 (write_roots): Care about null when plugins.
3415 (main): Added plugin mode.
3417 2009-06-15 Ian Lance Taylor <iant@google.com>
3419 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3420 * gcov.c (read_count_file): Add braces around variables declared
3423 * c.opt (Wjump-misses-init): New warning.
3424 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3425 -Wall and -Wc++-compat if not already set.
3426 (c_common_post_options): Clear warn_jump_misses_init if it was not
3428 * c-decl.c (struct c_binding): Change type field to a union with
3429 new label field. Make it the first field in the struct. Update
3430 references to type to use u.type instead.
3431 (struct c_spot_bindings): Define.
3432 (struct c_goto_bindings): Define.
3433 (c_goto_bindings_p): Define, along with VECs.
3434 (struct c_label_vars): Define.
3435 (struct c_scope): Add has_label_bindings field.
3436 (bind_label, set_spot_bindings): New static functions.
3437 (decl_jump_unsafe, update_spot_bindings): New static functions.
3438 (update_label_decls): New static function.
3439 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3440 Update binding u.label field to shadowed field.
3441 (c_binding_start_stmt_expr): New function.
3442 (c_binding_end_stmt_expr): New function.
3443 (pushdecl): Don't call c_begin_vm_scope.
3444 (make_label): Add defining and p_label_vars parameters. Change
3446 (lookup_label): Correct test for whether a label has not yet been
3447 defined. Call bind_label rather than bind.
3448 (warn_about_goto): New static function.
3449 (lookup_label_for_goto): New function.
3450 (declare_label): Call bind_label rather than bind.
3451 (check_earlier_gotos): New static function.
3452 (define_label): Don't give errors about jumping into statement
3453 expressions or scopes of variably modified types. Call
3454 set_spot_bindings and check_earlier_gotos. Call bind_label
3455 instead of bind. Don't set label_context_stack_se or
3456 label_context_stack_vm.
3457 (c_get_switch_bindings): New function.
3458 (c_release_switch_bindings): New function.
3459 (c_check_switch_jump_warnings): New function.
3460 (start_function): Don't set label_context_stack_se or
3461 label_context_stack_vm.
3462 (finish_function): Likewise.
3463 * c-typeck.c (label_context_stack_se): Don't define.
3464 (label_context_stack_vm): Don't define.
3465 (c_finish_goto_label): Call lookup_label_for_goto rather than
3466 lookup_label. Don't give errors about jumping into a statement
3467 expression or the scope of a variably modified type. Don't set
3468 label_context_stack_se or label_context_stack_vm.
3469 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3470 fields. Add bindings field.
3471 (c_start_case): Don't set deleted fields. Set bindings field.
3472 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3473 or blocked_vm. Call c_check_switch_jump_warnings.
3474 (c_finish_case): Don't test blocked_stmt_expr field. Call
3475 c_release_switch_bindings.
3476 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3477 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3478 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3479 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3480 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3481 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3482 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3483 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3484 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3485 (C_DECL_UNJUMPABLE_VM): Don't define.
3486 (C_DECL_UNDEFINABLE_VM): Don't define.
3487 (struct c_label_list): Don't define.
3488 (struct c_label_context_se): Don't define.
3489 (struct c_label_context_vm): Don't define.
3490 (struct c_spot_bindings): Declare.
3491 (c_bindings_start_stmt_expr): Declare.
3492 (c_bindings_end_stmt_expr): Declare.
3493 (lookup_label_for_goto): Declare.
3494 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3495 (c_check_switch_jump_warnings): Declare.
3496 (label_context_stack_se, label_context_stack_vm): Don't declare.
3497 (c_finish_goto_label): Update declaration.
3498 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3499 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3500 (Warning Options): Document -Wjump-misses-init.
3502 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3504 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3507 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3509 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3511 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3513 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3515 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3517 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3519 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3521 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3522 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3523 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3524 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3525 * dwarf2asm.c (dw2_force_const_mem): Update call to
3527 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3528 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3529 * langhooks.c (lhd_comdat_group): Remove.
3530 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3531 * tree.h (DECL_COMDAT_GROUP): New.
3532 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3533 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3534 (make_decl_one_only): Change signature.
3535 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3537 (make_decl_one_only): Change signature.
3538 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3540 2009-06-15 Richard Guenther <rguenther@suse.de>
3543 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3545 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3547 * tree-ssa-math-opts.c: Remove extra divide.
3549 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3551 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3553 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3555 * passes.c: Add bswap pass.
3556 * tree-pass.h: Add pass_optimize_bswap declaration.
3557 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3558 Include rtl.h, expr.h and optabs.h for optab_handler check.
3559 (struct symbolic_number, pass_optimize_bswap): New definition.
3560 (do_shift_rotate, verify_symbolic_number_p): New functions.
3561 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3562 (gate_optimize_bswap): New function.
3563 * tree.c (widest_int_cst_value): New function.
3564 * tree.h (widest_int_cst_value): Prototype added.
3566 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3568 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3569 REG_EQUAL/REG_EQUIV notes.
3571 2009-06-14 Richard Guenther <rguenther@suse.de>
3574 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3575 has its address taken if NRV was applied and it is addressable.
3576 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3577 function split out from ...
3578 (get_constraint_for_1): ... here.
3579 (handle_rhs_call): Use it to mark the return slot escaped if
3580 it is addressable and NRV was applied.
3582 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3584 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3585 Change first argument type to location_t.
3586 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3587 Do not set input_location.
3588 Use loc instead of input_location throughout.
3590 2009-06-13 Richard Guenther <rguenther@suse.de>
3592 PR tree-optimization/40421
3593 * tree-predcom.c (should_unroll_loop_p): Remove.
3594 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3596 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3598 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3599 Add location argument.
3601 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3603 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3605 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3606 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3607 * config/spu/spu-protos.h: Add location to
3608 spu_resolve_overloaded_builtin.
3609 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3610 spu_build_builtin_va_list.
3611 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3612 argument. Pass location to build_function_call_vec.
3613 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3615 (emit_fpu_switch): Same.
3616 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3617 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3618 to build_decl and create_artificial_label.
3619 (xtensa_gimplify_va_arg_expr): Same.
3620 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3621 (xstormy16_gimplify_va_arg_expr): Same.
3622 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3623 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3624 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3625 (mips16_build_function_stub): Same.
3626 (mips16_build_call_stub): Same.
3628 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3631 * arm/constraints.md (Pa, Pb): New constraints.
3632 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3633 split pattern to deal with them.
3635 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3637 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3638 fix index entry for -Xpreprocessor.
3640 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3642 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3643 Add location argument to build_decl call.
3644 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3645 (rs6000_init_builtins): Same.
3646 (spe_init_builtins): Same.
3647 (rs6000_gimplify_va_arg): Add location argument to
3648 create_artificial_label call.
3650 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3652 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3653 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3654 * Makefile.in: Fix GGC dependency for gcse.o.
3656 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3658 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3659 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3660 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3662 * c-parser.c (c_parser_binary_expression): Use current column while
3663 building binary operations.
3664 * common.opt (fshow-column): Enable by default.
3665 * tree-vrp.c (check_array_ref): Use warning_at.
3666 (check_array_bounds): Use location from call back if expr has no
3668 * tree.h: Add location argument to maybe_fold_*.
3669 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3670 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3671 (maybe_fold_offset_to_component_ref): Same.
3672 (maybe_fold_offset_to_reference): Same.
3673 (maybe_fold_offset_to_address): Same.
3674 (maybe_fold_stmt_indirect): Same.
3675 (maybe_fold_stmt_addition): Same.
3676 (fold_stmt_r): Pass location to maybe_fold_*.
3677 (fold_gimple_assign): Same.
3678 * c-tree.h: Add location argument to finish_decl,
3679 default_function_array_conversion, store_init_value.
3680 * c-decl.c (define_label): Use error_at.
3681 (c_make_fname_decl): Pass location to finish_decl.
3682 (finish_decl): New location argument.
3683 (build_compound_literal): Pass location to store_init_value.
3684 (grokdeclarator): Pass location to finish_decl.
3686 * c-typeck.c (array_to_pointer_conversion): New location argument.
3687 (function_to_pointer_conversion): Same.
3688 (default_function_array_conversion): Same.
3689 (parser_build_unary_op): Pass location to overflow_warning.
3690 (parser_build_binary_op): Same. Use warning_at.
3691 (build_unary_op): Pass location to array_to_pointer_conversion.
3692 (build_c_cast): Pass location to digest_init.
3693 (build_modify_expr): New location argument.
3694 (convert_for_assignment): Same.
3695 (store_init_value): Same.
3696 (digest_init): Same.
3697 (output_init_element): Pass location to digest_init and
3698 array_to_pointer_conversion.
3699 (c_finish_return): Pass location to convert_for_assignment.
3700 * gimplify.c (gimplify_conversion): Pass location to
3701 maybe_fold_offset_to_address.
3702 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3703 to maybe_fold_stmt_addition.
3704 * c-omp.c (c_finish_omp_atomic): Pass new location to
3706 (c_finish_omp_for): Same.
3707 * c-common.c (overflow_warning): New argument.
3708 * c-common.h: New argument to build_modify_expr, overflow_warning.
3709 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3711 (c_parser_initializer): Pass location to
3712 default_function_array_conversion.
3713 (c_parser_initelt): Same.
3714 (c_parser_initval): Same.
3715 (c_parser_asm_operands): Same.
3716 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3717 (c_parser_conditional_expression): Same.
3718 (c_parser_binary_expression): Add location info to stack. Use it.
3719 (c_parser_unary_expression): Pass location to
3720 default_function_array_conversion, parser_build_unary_op,
3721 build_indirect_ref, c_parser_postfix_expression_after_primary.
3722 (c_parser_postfix_expression_after_primary): New location argument.
3724 (c_parser_expression_conv): Pass location to
3725 default_function_array_conversion.
3726 (c_parser_expr_list): Same.
3727 (c_parser_omp_atomic): Same.
3728 (c_parser_omp_for_loop): Same.
3729 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3730 (build_array_declarator): New argument.
3731 * c-decl.c (build_array_declarator): Add location argument.
3732 (grokdeclarator): Set id_loc for cdk_array.
3733 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3734 build_array_declarator.
3735 * tree.c (build_omp_clause): Add location argument.
3736 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3737 (OMP_CLAUSE_LOCATION): New macro.
3738 (struct tree_omp_clause): Add location field.
3739 (build_omp_clause): Add argument.
3740 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3741 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3743 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3744 (cp_parser_omp_clause_collapse): Same.
3745 (cp_parser_omp_clause_default): Same.
3746 (cp_parser_omp_clause_if): Same.
3747 (cp_parser_omp_clause_nowait): Same.
3748 (cp_parser_omp_clause_num_threads): Same.
3749 (cp_parser_omp_clause_ordered): Same.
3750 (cp_parser_omp_clause_schedule): Same.
3751 (cp_parser_omp_clause_untied): Same.
3752 (cp_parser_omp_for_loop): Same.
3753 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3754 * c-tree.h (c_start_case): Add location argument.
3755 (c_process_expr_stmt): Same.
3756 (c_finish_goto_*): Same.
3757 * tree-parloops.c (initialize_reductions): Pass location to
3759 (create_parallel_loop): Same.
3760 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3761 (gfc_trans_omp_reduction_list): Same.
3762 (gfc_trans_omp_clauses): Same.
3763 (gfc_trans_omp_do): Same.
3764 * c-typeck.c (c_finish_goto_label): Same.
3765 (c_finish_goto_ptr): New location argument.
3766 (c_start_case): Same.
3767 (emit_side_effect_warnings): Same.
3768 (c_process_expr_stmt): Same.
3769 (c_finish_stmt_expr): Same.
3770 (c_finish_omp_clauses): Use error_at instead of error.
3771 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3773 * c-omp.c (c_split_parallel_clauses): New location argument.
3774 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3775 to build_omp_clause.
3776 (convert_local_reference_stmt): Same.
3777 (convert_gimple_call): Same.
3778 * c-common.h (c_split_parallel_clauses): New argument.
3779 * c-parser.c (c_parser_statement_after_labels): Pass location to
3780 c_finish_goto_label.
3781 (c_parser_switch_statement): Pass location to c_start_case.
3782 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3783 and c_process_expr_stmt.
3784 (c_parser_omp_variable_list): Add location argument.
3785 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3786 (c_parser_omp_clause_default): Same.
3787 (c_parser_omp_clause_if): Same.
3788 (c_parser_omp_clause_num_threads): Same.
3789 (-c_parser_omp_clause_ordered): Same.
3790 (c_parser_omp_clause_reduction): Pass location to
3791 c_parser_omp_variable_list.
3792 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3793 (c_parser_omp_clause_untied): Same.
3794 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3795 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3797 * c-tree.h (check_for_loop_decls, undeclared_variable,
3798 build_component_ref, build_array_ref, build_external_ref,
3799 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3800 build_conditional_expr, build_compound_expr, c_cast_expr,
3801 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3802 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3804 * c-semantics.c (build_stmt): Same.
3805 (build_case_label): Same.
3806 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3807 (undeclared_variable): New argument.
3809 (lookup_label): Pass location on down.
3810 (define_label): Same.
3811 (finish_decl): Same.
3812 (build_compound_literal): Same.
3813 (finish_struct): Same.
3814 (finish_function): Do not set location here.
3815 (check_for_loop_decls): New argument.
3816 * tree.c (save_expr): Set location.
3817 (build_empty_stmt): New argument.
3818 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3819 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3820 * builtins.c (gimplify_va_arg_expr): Use locations.
3821 (expand_builtin_sync_operation): Same.
3822 * c-typeck.c (build_component_ref): New argument.
3823 (build_array_ref): Same.
3824 (build_external_ref): Same.
3825 (c_expr_sizeof_expr): Same.
3826 (c_expr_sizeof_type): Same.
3827 (parser_build_unary_op): Same.
3828 (build_conditional_expr): Same.
3829 (build_compound_expr): Pass location on down.
3830 (build_compound_expr): New argument.
3831 (build_c_cast): Same.
3832 (c_cast_expr): Same.
3833 (build_asm_expr): Same.
3834 (c_finish_return): Same.
3835 (c_process_expr_stmt): Pass location on down.
3836 (c_finish_stmt_expr): New argument.
3837 (push_clenaup): Same.
3838 (c_finish_omp_parallel): Same.
3839 (c_finish_omp_task): Same.
3840 * gimplify.c (gimplify_call_expr): Pass location on down.
3841 * c-omp.c (c_finish_omp_master): New argument.
3842 (c_finish_omp_critical): Same.
3843 (c_finish_omp_ordered): Same.
3844 (c_finish_omp_barrier): Same.
3845 (-c_finish_omp_taskwait): Same.
3846 (c_finish_omp_atomic): Same.
3847 (c_finish_omp_flush): Same.
3848 * tree-inline.c (copy_tree_body_r): Pass location on down.
3849 (inline_forbidden_p): Remove use of input_location.
3850 * c-gimplify.c (c_build_bind_expr): New argument.
3851 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3852 (c_sizeof_or_alignof_type): New argument.
3853 (c_alignof_expr): Same.
3854 (build_va_arg): Same.
3855 (c_add_case_label): Same.
3856 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3857 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3858 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3859 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3860 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3861 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3863 * stub-objc.c (objc_build_selector_expr): Same.
3864 (objc_build_throw_stmt): Same.
3865 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3866 (c_parser_initelt): Same.
3867 (c_parser_compound_statement): Same.
3868 (c_parser_compound_statement_nostart): Same.
3869 (c_parser_label): Same.
3870 (c_parser_statement_after_labels): Same.
3871 (c_parser_if_body): Same.
3872 (c_parser_else_body): Same.
3873 (c_parser_if_statement): Same.
3874 (c_parser_switch_statement): Same.
3875 (c_parser_while_statement): Same.
3876 (c_parser_do_statement): Same.
3877 (c_parser_for_statement): Same.
3878 (c_parser_asm_statement): Same.
3879 (c_parser_conditional_expression): Same.
3880 (c_parser_binary_expression): Same.
3881 (c_parser_cast_expression): Same.
3882 (c_parser_unary_expression): Same.
3883 (c_parser_sizeof_expression): Same.
3884 (c_parser_alignof_expression): Same.
3885 (c_parser_postfix_expression): Same.
3886 (c_parser_expression): Same.
3887 (c_parser_objc_receiver): Same.
3888 (c_parser_omp_variable_list): Same.
3889 (c_parser_omp_structured_block): Same.
3890 (c_parser_omp_atomic): New argument.
3891 (c_parser_omp_barrier): Same.
3892 (c_parser_omp_critical): Same.
3893 (c_parser_omp_flush): Pass location on down.
3894 (c_parser_omp_for_loop): New argument.
3895 (c_parser_omp_for): Same.
3896 (c_parser_omp_master): Same.
3897 (c_parser_omp_ordered): Same.
3898 (c_parser_omp_sections_scope): Same.
3899 (c_parser_omp_sections): Same.
3900 (c_parser_omp_parallel): Same.
3901 (c_parser_omp_single): Same.
3902 (c_parser_omp_task): Same.
3903 (c_parser_omp_taskwait): Pass location on down.
3904 (c_parser_omp_construct): Same.
3905 (c_parser_omp_threadprivate): Same.
3906 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3907 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3908 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3909 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3910 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3911 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3912 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3913 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3914 config/i386/i386.c, stmt.c:
3915 Add location argument to the following function definitions and/or
3916 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3917 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3918 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3919 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3920 do_case, c_finish_bc_stmt, build_compound_literal,
3921 build_function_call.
3922 * c-decl.c (build_compound_literal): Add location argument.
3923 Make all diagnostic calls use location.
3924 (start_struct): Same.
3925 (finish_struct): Same.
3927 (build_enumerator): Same.
3928 (start_function): Same.
3929 (grokdeclarator): Make all diagnostic calls use location.
3930 (store_parm_decls_oldstyle): Same.
3931 * c-typeck.c (build_function_call): Add location argument.
3932 Make all diagnostic calls use location.
3934 (c_finish_bc_stmt): Same.
3935 * tree-nested.c (get_trampoline_type): Add argument.
3936 Pass location to build_decl.
3937 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3938 * rtl.h (RTL_LOCATION): New.
3939 * c-common.c (c_add_case_label): Add location argument.
3940 Make all diagnostic calls use location.
3941 * c-common.h: Add location argument to make_fname_decl, do_case,
3942 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3943 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3944 Set it appropriately for every case. Pass enum_loc to start_enum
3945 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3947 (c_parser_struct_or_union_specifier): Save location. Use it for
3948 start_struct, finish_struct, and parser_xref_tag.
3950 2009-06-12 Ian Lance Taylor <iant@google.com>
3952 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3954 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3955 cpp_opts->warn_cxx_operator_names.
3957 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3960 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3961 is returns NULL and OP is a VCE, look through the VCE.
3963 2009-06-12 Ian Lance Taylor <iant@google.com>
3966 * collect2.c (main): Use CONST_CAST2 in code inside #if
3967 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3969 2009-06-12 Joey Ye <joey.ye@intel.com>
3972 * cfgexpand.c (get_decl_align_unit): Update
3973 max_used_stack_slot_alignment with align instead of
3974 stack_alignment_needed.
3976 * function.c (assign_stack_local_1): Update
3977 max_used_stack_slot_alignment with alignment_in_bits instead
3978 of stack_alignment_needed.
3979 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3982 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3984 * dwarf2out.c (last_var_location_insn): New variable.
3985 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3986 (dwarf2out_var_location): Don't record anything after last real
3987 insn. Only change labels if there were any real instructions
3988 in between last note and this one, or if changed sections.
3990 2009-06-11 Richard Henderson <rth@redhat.com>
3992 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3993 note when storing the frame pointer in a register.
3994 (FRP): Don't redefine to nothing for epilogue.
3995 (alpha_expand_epilogue): Mark register and sp restores.
3996 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3998 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3999 when gen_lowpart is needed.
4001 2009-06-11 Richard Henderson <rth@redhat.com>
4003 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4005 * dwarf2out.c (need_data_align_sf_opcode): New.
4006 (div_data_align): Move earlier.
4007 (def_cfa_1, reg_save): Use it.
4009 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4011 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4012 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4013 (ix86_handle_option): Handle OPT_mcrc32.
4014 (ix86_target_string): Add -mcrc32.
4015 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4017 * config/i386/i386.h (TARGET_CRC32): New.
4019 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4020 (sse4_2_crc32di): Likewise.
4022 * config/i386/i386.opt (mcrc32): New.
4024 * doc/invoke.texi: Document -mcrc32.
4026 2009-06-11 Richard Henderson <rth@redhat.com>
4028 * common.opt (gdwarf-): Accept a version number.
4029 * doc/invoke.texi (gdwarf-): Update docs.
4030 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4031 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4032 version level, and record it.
4034 * dwarf2.h (DW_CIE_VERSION): Remove.
4035 * dwarf2out.c (DWARF_VERSION): Remove.
4036 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4037 (output_call_frame_info): Use CIE version 3 for dwarf3,
4038 or if the return register column is out of range for version 1.
4039 (dwarf_stack_op_name): Add all dwarf3 values.
4040 (DEBUG_PUBTYPES_SECTION): New.
4041 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4042 encoding change for dwarf3.
4043 (output_die) [dw_val_class_die_ref]: Likewise.
4044 (output_compilation_unit_header): Emit correct version for dwarf3.
4045 (output_line_info): Likewise.
4046 (output_pubnames): Update for DWARF_VERSION removal.
4047 (output_aranges): Likewise.
4048 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4049 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4050 (dwarf2out_finish): Likewise.
4052 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4054 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4057 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4060 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4061 * builtins.c (expand_builtin_unreachable): New function.
4062 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4063 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4064 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4066 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4067 searching for missing barriers.
4069 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4071 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4072 when -fprofile-generate* was passed.
4073 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4075 2009-06-11 Anthony Green <green@moxielogic.com>
4077 * config/moxie/moxie.md: Define length attribute for all instructions.
4079 (*b<cond:code>): Support limited branch ranges for new PC-relative
4080 branch instructions.
4081 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4083 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4085 * config/i386/i386.c (min_insn_size): Use get_attr_length
4086 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4089 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4090 instead of emit_insn_before.
4092 2009-06-10 Ian Lance Taylor <iant@google.com>
4095 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4098 2009-06-10 Revital Eres <eres@il.ibm.com>
4100 * passes.c (init_optimization_passes): Reschedule
4101 predictive-commoning pass before complete unroll pass.
4103 2009-06-10 Martin Jambor <mjambor@suse.cz>
4105 * cgraph.c (cgraph_node_can_be_local_p): New function.
4106 (cgraph_make_node_local): New function.
4107 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4108 (cgraph_make_node_local): Declare.
4110 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4112 * tree.h (tree_base): Add packed_flag and user_align fields.
4113 Decrease size of spare field.
4114 (TYPE_USER_ALIGN): Use user_align from tree_base.
4115 (DECL_USER_ALIGN): Likewise.
4116 (TYPE_PACKED): Use packed_flag from tree_base.
4117 (DECL_PACKED): Likewise.
4118 (tree_type): Delete packed_flag and user_align fields. Widen
4119 precision field. Widen mode field and shuffle fields to align
4120 mode on an 8-bit boundary.
4121 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4122 Renumber decl_flag_* fields. Fix comments. Widen
4123 decl_common_unused field.
4124 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4125 (DECL_EXTERNAL): Likewise.
4126 (DECL_BIT_FIELD): Likewise.
4127 (DECL_NONADDRESSABLE_P): Likewise.
4128 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4129 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4131 2009-06-10 Ian Lance Taylor <iant@google.com>
4133 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4134 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4135 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4136 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4137 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4138 DEF_VEC_ALLOC_FUNC_P.
4139 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4140 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4141 DEF_VEC_ALLOC_FUNC_O.
4142 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4143 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4144 DEF_VEC_ALLOC_FUNC_I.
4145 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4146 (vec_stack_p_reserve_exact_1): Declare.
4147 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4148 (vec_stack_free): Declare.
4149 (VEC_stack_alloc): Define.
4150 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4151 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4152 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4153 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4155 (stack_vecs): New static variable.
4156 (vec_stack_p_reserve_exact_1): New function.
4157 (vec_stack_o_reserve_1): New static function.
4158 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4159 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4160 (vec_stack_free): New function.
4161 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4162 (VEC_df_ref_stack_alloc): Define.
4163 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4164 DEF_VEC_ALLOC_P_STACK.
4165 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4166 (struct df_collection_rec): Change _vec fields to VEC. Remove
4168 (df_free_collection_rec): Adjust for new fields.
4169 (df_insn_rescan): Use new df_collection_rec fields.
4170 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4171 (df_ref_create_structure, df_ref_record): Likewise.
4172 (df_get_conditional_uses, df_get_call_refs): Likewise.
4173 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4174 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4175 (df_record_exit_block_uses, df_bb_verify): Likewise.
4176 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4177 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4178 Remove count parameter. Change return type to void. Change all
4180 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4181 Remove count parameter. Change return type to void. Change all
4183 (df_install_refs): Change old_vec parameter to VEC. Remove count
4184 parameter. Change all callers.
4185 (df_install_mws): Change old_vec parameter to VEC. Remove count
4186 parameter. Change all callers.
4187 (df_refs_verify): Change new_rec parameter to VEC. Change call
4189 (df_mws_verify): Likewise.
4191 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4193 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4195 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4197 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4199 2009-06-10 Anthony Green <green@moxielogic.com>
4201 * config/moxie/crti.asm: New file.
4202 * config/moxie/crtn.asm: New file.
4203 * config/moxie/moxie.c: New file.
4204 * config/moxie/moxie.h: New file.
4205 * config/moxie/sfp-machine.h: New file.
4206 * config/moxie/moxie-protos.h: New file.
4207 * config/moxie/t-moxie: Created.
4208 * config/moxie/t-moxie-softfp: Created.
4209 * config/moxie/moxie.md: Created.
4210 * config/moxie/constraints.md: Created.
4211 * config.gcc: Add moxie support.
4212 * doc/md.texi (Machine Constraints): Add moxie constraints.
4213 * doc/contrib.texi (Contributors): Mention moxie port.
4214 * doc/install.texi (Specific): Mention the moxie port.
4216 2009-06-09 Ian Lance Taylor <iant@google.com>
4218 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4220 * optabs.c (optab_table): Only use designated initializers if
4221 HAVE_DESIGNATED_INITIALIZERS is defined.
4222 (convert_optab_table): Likewise.
4223 (init_optabs): Always call init_insn_codes if
4224 HAVE_DESIGNATED_INITIALIZERS is not defined.
4226 2009-06-09 Ian Lance Taylor <iant@google.com>
4228 * targhooks.c (default_builtin_vectorized_function): Change fn
4229 parameter to unsigned int.
4230 (default_builtin_vectorized_conversion): Change code parameter to
4232 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4233 * targhooks.h: Update declarations.
4234 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4235 parameter to unsigned int.
4237 * c-typeck.c (comptypes_check_enum_int): New static function.
4238 (comptypes_internal): Add enum_and_int_p parameter. Change all
4240 (comp_target_types): Add location parameter. Change all callers.
4241 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4243 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4244 (build_conditional_expr): Add colon_loc parameter. Change all
4246 (convert_for_assignment): Add location parameter. Change all callers.
4247 * c-parser.c (c_parser_conditional_expression): Pass location of
4248 colon to build_conditional_expr.
4249 * c-tree.h (build_conditional_expr): Update declaration.
4251 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4253 * graphite.c: Revert previous patch.
4255 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4258 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4260 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4262 * tree-ssa-loop-prefetch.c
4263 (loop_prefetch_arrays): Fixed a portability problem in printf format
4266 2009-06-09 Martin Jambor <mjambor@suse.cz>
4268 PR tree-optimization/40351
4269 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4270 refrence to a potential artifical subaccess can be constructed.
4272 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4274 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4275 (sh_override_options): Likewise.
4276 * config/sh/sh.c: Include params.h.
4277 (sh_optimization_options): New.
4278 (sh_override_options): Likewise.
4279 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4280 (OVERRIDE_OPTIONS): Use sh_override_options.
4282 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4284 * dwarf2out.c (emit_cfa_remember): New variable.
4285 (add_fde_cfi): If emit_cfa_remember, recurse to add
4286 DW_CFA_remember_state first.
4287 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4288 instead just set emit_cfa_remember.
4290 2009-06-08 Jan Hubicka <jh@suse.cz>
4293 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4295 2009-06-08 Jan Hubicka <jh@suse.cz>
4298 * cgraphunit.c (save_inline_function_body): Do not copy transform
4299 hooks for saved inline bodies.
4300 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4303 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4305 * jump.c (returnjump_p): Handle delayed branches. Add missing
4308 2009-06-08 Jan Hubicka <jh@suse.cz>
4311 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4312 original node might've been modified.
4313 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4315 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4317 * tree-object-size.c (addr_object_size): Add OSI argument.
4318 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4319 (compute_builtin_object_size, expr_object_size): Adjust callers.
4320 (plus_stmt_object_size): Call addr_object_size instead of
4321 compute_builtin_object_size.
4323 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4324 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4326 * tree-ssa-loop-prefetch.c
4327 (gather_memory_references): Introduced a counter for the number of
4329 (anything_to_prefetch_p): Introduced a counter for the number of
4331 (is_loop_prefetching_profitable): New function with a cost model
4333 (loop_prefetch_arrays): Use the new cost model to determine if
4334 prefetching is profitable.
4335 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4336 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4337 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4338 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4339 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4340 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4342 2009-06-08 Michael Matz <matz@suse.de>
4345 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4346 partitions use the same.
4347 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4348 for basevars of SSA_NAMEs.
4349 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4350 to not expand them twice.
4351 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4354 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4356 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4357 (fdump-final-insns=, gtoggle): New.
4358 * doc/invoke.texi: Document them.
4359 * final.c (rest_of_clean_state): Dump final insn stream.
4360 * gcc.c (invoke_as): Hook in -fcompare-debug.
4361 (static_spec_functions): Add compare-debug-dump-opt,
4362 compare-debug-self-opt and compare-debug-auxbase-opt.
4363 (compare_debug, compare_debug_second, compare_debug_opt): New.
4364 (switches_debug_check, n_switches_debug_check): New.
4365 (debug_auxbase_opt, debug_check_temp_file): New.
4366 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4368 (do_self_spec): Handle arguments after switches.
4369 (do_spec_1): Add .gk extension to temp file basenames for compare.
4370 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4371 (cc1_options): Use it instead of normal auxbase computation for
4372 the second compare-debug compilation.
4373 (compare_files): New.
4374 (main): Set up and implement compare debug mode.
4375 (compare_debug_dump_opt_spec_function): New.
4376 (compare_debug_self_opt_spec_function): New.
4377 (compare_debug_auxbase_opt_spec_function): New.
4378 * toplev.c (process_options): Handle flag_gtoggle,
4379 flag_dump_final_insns.
4380 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4381 during -fcompare-debug-second compilation.
4383 2009-06-07 Ian Lance Taylor <iant@google.com>
4385 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4386 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4388 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4389 with no default node. Change warning with %H to warning_at.
4390 Don't clear warn_switch around case checking.
4391 * doc/invoke.texi (Warning Options): Clarify distinction between
4392 -Wswitch and -Wswitch-enum.
4394 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4396 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4398 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4400 * gbl-ctors.h: Add header guard.
4402 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4404 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4405 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4406 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4407 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4408 prototypes for removed functions.
4409 (expressions_equal_p): Move to ...
4410 * tree-ssa-sccvn.h: ... here and ...
4411 * matrix-reorg.c: ... adjust includes.
4413 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4415 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4417 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4419 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4420 (finish_function): Remove erroneous whitespace.
4422 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4424 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4425 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4427 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4429 * errors.c (internal_error): Commentary typo fix.
4430 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4431 * tree-ssa-pre.c: Ditto.
4433 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4435 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4436 them is supposed to hold actual statements.
4438 2009-06-06 Ian Lance Taylor <iant@google.com>
4440 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4441 empty statements can now have attributes.
4443 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4445 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4446 * config/mips/mips.md: Ditto.
4448 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4450 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4452 (__eabi_uconvert): Likewise.
4454 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4456 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4457 CFI_* definitions with IN_GCC.
4459 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4461 * xcoffout.h (xcoffout_source_line): Update prototype.
4463 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4465 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4466 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4468 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4471 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4472 inlined_function_outer_scope_p blocks for artificial inlines
4474 * tree.c (tree_nonartificial_location): Rewrite using
4475 block_nonartificial_location.
4477 2009-06-05 Revital Eres <eres@il.ibm.com>
4478 Leehod Baruch <leehod@il.ibm.com>
4480 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4481 (expand_expr_real_1): Remove comment.
4482 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4483 Vectorize misaligned access when the target supports it.
4484 (vect_supportable_dr_alignment): Check for unaligned access support.
4485 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4488 2009-06-05 Julian Brown <julian@codesourcery.com>
4490 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4491 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4493 2009-06-05 Richard Guenther <rguenther@suse.de>
4496 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4499 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4501 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4502 (save_gprs): Don't tell unwinder when a global register is saved.
4503 (s390_emit_epilogue): Emit needed epilogue unwind info.
4505 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4507 * dwarf2out.c (deferred_asm_name): New.
4508 (add_name_and_src_coords_attributes): Defer creation of
4509 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4511 (move_linkage_attr): New.
4512 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4515 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4517 * tree-nested.c (finalize_nesting_tree_1): Declare the
4518 frame_decl in the binding tree.
4520 2009-06-04 Cary Coutant <ccoutant@google.com>
4522 * basic-block.h (struct basic_block_def): Add discriminator field.
4523 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4525 * debug.c (do_nothing_debug_hooks): Add additional entry.
4526 (debug_nothing_int_charstar_int): New function.
4527 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4528 (debug_nothing_int_charstar_int): New declaration.
4529 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4530 discriminator value in .loc directive.
4531 * final.c (last_discriminator): New variable.
4532 (discriminator): New variable.
4533 (final_start_function): Initialize above variables, pass current
4534 discriminator to debug hook.
4535 (notice_source_line): Check for discriminator change.
4536 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4537 * sdbout.c (sdbout_source_line): New parameter.
4538 * tree-cfg.c (struct locus_discrim_map): New structure type.
4539 (discriminator_per_locus): New hash table.
4540 (build_gimple_cfg): Allocate and free discriminator hash table.
4541 (make_edges): Call assign_discriminator.
4542 (locus_map_hash): New function.
4543 (locus_map_eq): New function.
4544 (next_discriminator_for_locus): New function.
4545 (same_line_p): New function.
4546 (assign_discriminator): New function.
4547 (make_cond_expr_edges): Call assign_discriminator.
4548 (make_gimple_switch_edges): Likewise.
4549 (first_non_label_stmt): New function.
4550 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4552 * xcoffout.c (xcoffout_source_line): Add new parameter.
4554 * configure.ac (gcc_cv_as_discriminator): New configury check for
4555 gas support for discriminator.
4556 * configure: Regenerate.
4557 * config.in: Regenerate.
4559 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4561 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4562 val after checking for integers.
4564 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4568 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4569 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4570 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4571 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4572 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4573 X64_SSE_REGPARM_MAX.
4574 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4575 X64_SSE_REGPARM_MAX.
4577 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4579 * gcc.c (report_times_to_file): New.
4580 (execute): Implement it.
4581 (process_command): Support -time=.
4582 * doc/invoke.texi: Document it.
4584 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4586 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4587 that have value exprs.
4589 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4591 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4592 declarations for constants until...
4593 (dw2_output_indirect_constant_1): ... this point.
4595 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4598 * arm.md (arm_addsi3): Don't try to split an add with an
4599 eliminable register until after reload has completed.
4601 2009-06-03 Ian Lance Taylor <iant@google.com>
4603 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4604 * genattrtab.c (write_length_unit_log): Likewise.
4605 * genchecksum.c (dosum): Likewise.
4606 * gengtype.c (write_rtx_next): Likewise.
4607 (finish_root_table, write_roots): Likewise.
4608 * gimple.c (gimple_ops_offset_): Likewise.
4609 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4610 * config/arc/arc.c (arc_attribute_table): Likewise.
4611 * config/arm/arm.c (arm_attribute_table): Likewise.
4612 * config/avr/avr.c (avr_attribute_table): Likewise.
4613 * config/crx/crx.c (crx_attribute_table): Likewise.
4614 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4615 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4616 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4617 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4618 * config/sh/sh.c (sh_attribute_table): Likewise.
4619 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4620 * config/spu/spu.c (spu_attribute_table): Likewise.
4621 * config/v850/v850.c (v850_attribute_table): Likewise.
4623 * config/alpha/alpha.c (vms_attribute_table): Make static.
4624 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4625 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4626 * config/mips/mips.c (mips_attribute_table): Likewise.
4628 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4630 (cc1-checksum.o): Likewise.
4632 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4634 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4636 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4638 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4639 insn if it is changing sp. Use gen_add3_insn instead of
4640 conditionally gen_addsi3 and gen_adddi3.
4641 (offset_below_red_zone_p): New static inline function.
4642 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4643 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4644 * config/rs6000/ppc-asm.h: Include auto-host.h.
4645 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4646 CFI_RESTORE): Define.
4647 * config/rs6000/crtresxgpr.asm: Add unwind info.
4648 * config/rs6000/crtresxfpr.asm: Likewise.
4649 * config/rs6000/crtresgpr.asm: Likewise.
4650 * config/rs6000/crtresfpr.asm: Likewise.
4651 * config/rs6000/crtsavgpr.asm: Likewise.
4652 * config/rs6000/crtsavfpr.asm: Likewise.
4654 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4655 argument of DWARF2_FRAME_REG_OUT macros.
4657 2009-06-03 Julian Brown <julian@codesourcery.com>
4659 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4660 words or less (including TImode) in core registers.
4662 2009-06-03 Richard Guenther <rguenther@suse.de>
4665 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4667 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4669 * statistics.c (statistics_counter_event): Do not record event
4670 in pass dump if its number == -1.
4671 (curr_statistics_hash): Add assert that we never get passes
4672 with static number == -1.
4674 2009-06-03 Richard Guenther <rguenther@suse.de>
4675 Andrey Belevantsev <abel@ispras.ru>
4677 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4678 non-BLKmode arrays addressable.
4680 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4682 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4683 * config/m68k/m68k.h: ... here.
4684 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4687 2009-06-03 Martin Jambor <mjambor@suse.cz>
4689 PR tree-optimization/40323
4690 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4693 2009-06-03 Richard Guenther <rguenther@suse.de>
4695 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4698 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4700 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4701 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4702 JUMP_TABLE_DATA_P where applicable.
4703 * config/sh/sh.c: Ditto.
4704 * config/sh/sh.h: Ditto.
4705 * config/sh/sh.md: Ditto.
4706 * config/sh/symbian.c: Ditto.
4708 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4710 * config/i386/driver-i386.c (describe_cache): Optimize
4711 concatenation of strings. Use snprintf instead of sprintf.
4712 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4713 target when not compiling with GCC.
4715 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4717 * config/sh/sh.c: Revert last change.
4718 (sh_expand_epilogue): Emit a blockage insn before the frame
4719 pointer adjustment unconditionally.
4721 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4723 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4724 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4725 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4726 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4727 to COLLECT_GCC_OPTIONS.
4729 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4731 * collect2.c (target_system_root): New variable.
4732 (main): Handle --sysroot=.
4733 (ignore_library): Strip the sysroot from the library path.
4735 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4737 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4738 (collect2.o): Depend on collect2-aix.h.
4739 (collect2-aix.o): New rule.
4740 * collect2-aix.h: New file.
4741 * collect2-aix.c: Likewise.
4742 * collect2.c: Include collect2-aix.h. Don't undefine
4743 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4744 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4745 Use TARGET_AIX_VERSION instead of _AIX51.
4746 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4747 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4748 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4749 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4750 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4752 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4754 * collect2.c (ignore_library): Avoid premature post-increment
4757 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4759 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4760 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4761 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4762 CROSS_DIRECTORY_STRUCTURE too.
4763 (LINK_LIBG_SPEC): Likewise.
4764 (LIB_SPEC): Add %R to sysroot paths.
4765 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4766 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4767 * config/rs6000/aix51.h: As for aix43.h.
4768 * config/rs6000/aix52.h: Likewise.
4769 * config/rs6000/aix53.h: Likewise.
4770 * config/rs6000/aix61.h: Likewise.
4771 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4772 to the beginning of sysroot paths.
4774 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4776 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4777 INSN_LISTs that are out of the REG_NOTE range.
4779 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4781 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4782 (struct var_to_expand): Likewise.
4783 (struct opt_info): Add head and tail for linked lists of the above.
4784 (analyze_insn_to_expand_var): Initialize next.
4785 (analyze_iv_to_split_insn): Likewise.
4786 (analyze_insns_in_loop): Create linked lists.
4787 (allocate_basic_variable): Simplify for use without hash table.
4788 (insert_var_expansion_initialization): Likewise, make it type-safer.
4789 (combine_var_copies_in_loop_exit): Likewise.
4790 (apply_opt_in_copies): Walk lists rather than hash tables.
4791 (release_var_copies): Simplified and inlined by hand into...
4792 (free_opt_info): ... this function.
4794 2009-06-02 Richard Guenther <rguenther@suse.de>
4796 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4799 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4801 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4802 only for builtins that are not overridden.
4804 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4806 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4809 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4811 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4813 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4815 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4817 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4819 * common.opt (fdump-unnumbered-links): New.
4820 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4821 * print-rtl.c (flag_dump_unnumbered_links): New.
4822 (print_rtx): Test it.
4824 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4826 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4827 push/pop multiple to 8-byte alignment.
4829 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4831 * config/i386/i386.c (queued_cfa_restores): New static variable.
4832 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4834 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4835 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4836 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4837 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4838 note unconditionally.
4839 (ix86_emit_restore_regs_using_mov): Likewise.
4840 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4841 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4842 it through to ix86_emit_restore_reg_using_pop.
4843 (ix86_emit_leave): Add RED_OFFSET argument. Call
4844 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4845 instead of adding REG_CFA_OFFSET note unconditionally.
4846 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4847 the above functions. Call ix86_add_queued_cfa_restore_notes when
4850 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4851 force output of the label even for dwarf2out_do_cfi_asm.
4852 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4853 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4854 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4856 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4857 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4858 dwarf2out_cfi_label callers.
4859 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4860 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4861 Adjust dwarf2out_cfi_label callers.
4862 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4864 * config/i386/i386.h (struct machine_cfa_state,
4865 struct machine_function): Guard with ifndef USED_FOR_TARGET
4866 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4869 * emutls.c (__emutls_get_address): Change arr->size to mean number
4870 of allocated arr->data entries instead of # of slots + 1.
4873 * recog.c (peep2_reinit_state): New function.
4874 (peephole2_init_state): Use it at the end of a basic block and also
4875 when seeing a RTX_FRAME_RELATED_P insn.
4877 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4879 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4880 fixuns_truncrfdi2): New.
4881 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4882 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4883 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4884 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4885 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4886 *recip_approx): Remove.
4887 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4888 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4889 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4891 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4894 2009-06-01 Ian Lance Taylor <iant@google.com>
4896 * attribs.c (register_attribute): Use CONST_CAST.
4897 * collect2.c (main): Use CONST_CAST2.
4898 (scan_prog_file): Likewise.
4899 * gcc.c (process_command, main): Likewise.
4900 * toplev.c (toplev_main): Likewise.
4902 * c-typeck.c (handle_warn_cast_qual): New static function,
4903 partially broken out of build_c_cast.
4904 (build_c_cast): Call handle_warn_cast_qual.
4905 * doc/invoke.texi (Warning Options): Document new effect of
4908 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4910 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4911 (diagnostic_report_current_module): Print columns.
4912 * common.opt (flag_show_column): Enable by default.
4914 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4916 * alias.c (find_base_term): Check for NULL term before returning.
4918 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4920 Revert due to PR40320:
4921 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4922 * calls.c (emit_library_call_value_1): Don't force_operand for move
4925 2009-06-01 Olivier Hainque <hainque@adacore.com>
4926 Eric Botcazou <ebotcazou@adacore.com>
4928 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4929 to be processed as a bitfield for constructor output purposes.
4930 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4932 * varasm.c (oc_local_state): New type, output_constructor
4933 local state to support communication with helpers.
4934 (oc_outer_state): New type, output_constructor outer state of
4935 relevance in recursive calls.
4936 (output_constructor_array_range): New output_constructor helper,
4937 extracted code for an array range element.
4938 (output_constructor_regular_field): New output_constructor helper,
4939 extracted code for an element that is not a bitfield.
4940 (output_constructor_bitfield): New output_constructor helper,
4941 extracted code for a bitfield element. Accept an OUTER state
4942 argument for recursive processing. Recurse on record or array
4943 CONSTRUCTOR values, possibly past noop conversions.
4944 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4945 VALUE is a valid constant-valued expression for use in a static
4946 bit-field initializer.
4947 (output_constructor): Rework to use helpers. Accept and honor an
4948 OUTER state argument for recursive calls. Return total size. Be
4949 prepared for nested constructors initializing bitfields.
4950 (output_constant): Feed OUTER in calls to output_constructor.
4952 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4954 * calls.c (emit_library_call_value_1): Don't force_operand for move
4957 2009-06-01 Nick Clifton <nickc@redhat.com>
4959 * doc/invoke.texi (IA-64 Options): Fix typo.
4961 2009-06-01 Ira Rosen <irar@il.ibm.com>
4963 PR tree-optimization/39129
4964 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4966 (vect_do_peeling_for_loop_bound): Use
4967 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4968 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4969 (vect_loop_versioning): Likewise.
4970 (vect_create_cond_for_alias_checks): Fix indentation.
4971 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4973 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4974 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4975 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4976 "control flow in loop".
4977 (vect_estimate_min_profitable_iters): Use
4978 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4979 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4980 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4981 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4982 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4983 statement belongs to a group of strided accesses with the exact code
4985 (vectorizable_load): Likewise.
4986 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4987 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4989 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4991 * config/freebsd-stdint.h: New file.
4992 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4993 Add freebsd-stdint.h to tm_file.
4995 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4997 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4998 (thumb2_extendhidi2): Likewise.
5000 2009-05-31 Ian Lance Taylor <iant@google.com>
5002 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5004 2009-05-31 Ian Lance Taylor <iant@google.com>
5006 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5007 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5008 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5010 2009-05-31 Jason Merrill <jason@redhat.com>
5012 * tree-pretty-print.c (print_call_name): Take the callee, not the
5013 call itself. Make non-static. Use dump_function_name for functions.
5014 (dump_generic_node): Adjust.
5015 * diagnostic.h: Declare print_call_name.
5016 * gimple-pretty-print.c (dump_gimple_call): Use it.
5018 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5020 * config/sh/sh.md (ashldi3_std): New define_expand.
5023 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5026 * config/sh/sh.c: Include debug.h.
5027 (sh_expand_epilogue): Emit a blockage insn before the frame
5028 pointer adjustment also when dwarf2out_do_frame returns true.
5030 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5032 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5033 (thumb2_extendqidi2): New pattern.
5035 2009-05-31 Ira Rosen <irar@il.ibm.com>
5037 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5038 mark phis for renaming.
5039 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5040 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5041 Call mark_sym_for_renaming.
5042 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5043 * tree-vect-loop.c (vect_transform_loop): Remove
5044 vect_memsyms_to_rename initialization and a call to
5045 mark_set_for_renaming.
5047 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5050 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5051 frame related even if !set_cfa && style < 0.
5053 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5055 * config/i386/mingw-tls.c: New file.
5056 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5057 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5058 defining _WIN32 but not __CYGWIN__.
5060 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5062 * configure.ac: Add MPC support.
5064 * config.in, configure: Regenerate.
5066 2009-05-29 Richard Henderson <rth@redhat.com>
5068 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5069 NOTE_INSN_BASIC_BLOCK.
5070 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5071 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5072 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5074 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5076 (add_cfi): Disable check redefining cfa away from drap.
5077 (lookup_cfa_1): Add remember argument; handle remember/restore.
5078 (lookup_cfa): Pass remember argument.
5079 (cfa_remember): New.
5080 (compute_barrier_args_size_1): Remove sibcall check.
5081 (dwarf2out_frame_debug_def_cfa): New.
5082 (dwarf2out_frame_debug_adjust_cfa): New.
5083 (dwarf2out_frame_debug_cfa_offset): New.
5084 (dwarf2out_frame_debug_cfa_register): New.
5085 (dwarf2out_frame_debug_cfa_restore): New.
5086 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5087 (dwarf2out_begin_epilogue): New.
5088 (dwarf2out_frame_debug_restore_state): New.
5089 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5090 DW_CFA_restore_state.
5091 (output_cfi_directive): Likewise.
5092 (convert_cfa_to_fb_loc_list): Likewise.
5093 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5094 * dwarf2out.h: Update.
5095 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5096 (copy_insn_1): Early out for null.
5097 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5098 and dwarf2out_frame_debug_restore_state.
5099 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5100 (prologue_insn_hash, epilogue_insn_hash): New.
5101 (free_after_compilation): Adjust freeing accordingly.
5102 (record_insns): Create hash table if needed; push insns into
5103 hash instead of array.
5104 (maybe_copy_epilogue_insn): New.
5105 (contains): Search hash table instead of array.
5106 (sibcall_epilogue_contains): Remove.
5107 (thread_prologue_and_epilogue_insns): Split eh_return insns
5108 and mark them as epilogues.
5109 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5110 scanning in terms of basic blocks.
5111 * insn-notes.def (CFA_RESTORE_STATE): New.
5112 * jump.c (returnjump_p_1): Accept EH_RETURN.
5113 (eh_returnjump_p_1, eh_returnjump_p): New.
5114 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5115 CFA_REGISTER, CFA_RESTORE): New.
5116 * rtl.def (EH_RETURN): New.
5117 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5119 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5120 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5122 * config/i386/i386.c (gen_push): Update cfa state.
5123 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5124 add a CFA_ADJUST_CFA note.
5125 (ix86_dwarf_handle_frame_unspec): Remove.
5126 (ix86_expand_prologue): Update cfa state.
5127 (ix86_emit_restore_reg_using_pop): New.
5128 (ix86_emit_restore_regs_using_pop): New.
5129 (ix86_emit_leave): New.
5130 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5131 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5132 * config/i386/i386.h (struct machine_cfa_state): New.
5133 (ix86_cfa_state): New.
5134 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5135 (eh_return_internal): Merge from eh_return_<mode>,
5136 use eh_return rtx, split w/ epilogue.
5138 2009-05-29 Ian Lance Taylor <iant@google.com>
5140 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5142 * calls.c (emit_library_call_value_1): Likewise.
5144 * c-typeck.c (c_build_va_arg): New function.
5145 * c-tree.h (c_build_va_arg): Declare.
5146 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5147 instead of build_va_arg.
5149 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5151 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5152 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5153 (ptr_difference_cost): Use affine combinations to compute it.
5154 (difference_cost): Likewise.
5155 (get_computation_cost_at): Compute more accurate cost for addresses
5156 if the ratio is a multiplier allowed in addresses.
5157 For non-addresses, consider that an additional offset or symbol is
5160 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5162 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5163 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5165 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5166 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5167 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5169 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5170 to 1 for TYPE_SSE{IADD1,CVT1}.
5171 (prefix_vex_imm8): Removed.
5172 (length_vex): Only pass 1 as second argument to
5173 ix86_attr_length_vex_default if prefix_extra is 0.
5174 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5175 (length): For prefix vex computation use length_immediate
5176 attribute instead of prefix_vex_imm8.
5177 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5178 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5179 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5180 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5181 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5182 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5183 a space in between the operands.
5184 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5185 if one operand is 0xff and the other one si, di, bp or sp.
5186 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5187 other one si, di, bp or sp.
5188 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5189 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5190 type and mode attributes.
5191 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5192 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5193 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5194 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5195 prefix_data16 attribute iff MODE_DF.
5196 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5197 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5198 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5199 constm128_operand in length_immediate computation.
5200 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5201 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5202 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5203 length_immediate attribute to 1.
5204 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5205 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5206 for certain alternatives.
5207 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5208 prefix_data16 attribute if MODE_V1DF.
5209 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5210 length_immediate to 1.
5211 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5212 length_address to 4, set mode attribute to MODE_DI.
5213 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5214 (fxam<mode>2_i387): Set length attribute to 4.
5215 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5216 *prefetch_3dnow_rex): Override length_address attribute.
5217 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5219 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5220 (constm128_operand): Removed.
5221 * config/i386/i386.c (memory_address_length): For
5222 disp && !index && !base in 64-bit mode account for SIB byte if
5223 print_operand_address can't optimize disp32 into disp32(%rip)
5224 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5225 for fs: or gs: segment.
5226 (ix86_attr_length_immediate_default): When checking if shortform
5227 is possible, truncate immediate to the length of the non-shortened
5229 (ix86_attr_length_address_default): Ignore MEM_P operands
5231 (ix86_attr_length_vex_default): Only check for DImode on
5232 GENERAL_REG_P operands.
5233 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5234 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5235 (sse_cvttps2pi): Clear prefix_rep attribute.
5236 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5238 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5239 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5240 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5241 iff operand 2 is const_int_operand.
5242 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5243 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5244 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5246 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5248 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5249 prefix_data16 attribute for movlpd and movhpd instructions.
5250 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5251 length_immediate for shufpd instruction.
5252 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5253 (avx_cmpp<avxmodesuffixf2c><mode>3,
5254 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5255 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5256 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5257 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5258 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5259 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5260 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5261 prefix_data16 attribute for the first alternative to 1.
5262 (*avx_loadlps): Override length_immediate for the first alternative.
5263 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5264 attributes for second alternative.
5265 (*vec_concatv2sf_sse4_1): Override length_immediate and
5266 prefix_data16 attributes for second alternative.
5267 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5268 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5269 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5270 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5271 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5272 prefix_data16 and length_immediate to 1.
5273 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5275 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5276 prefix_extra attribute for variants that don't have 0f prefix alone.
5277 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5278 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5279 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5280 *sse4_1_pextrd): Set length_immediate to 1.
5281 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5282 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5284 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5285 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5286 length_immediate to 1 for second alternative.
5287 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5288 prefix_extra and length_immediate attributes for the first
5290 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5292 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5293 to 1 for the first and third alternative.
5294 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5296 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5298 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5300 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5301 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5302 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5303 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5304 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5305 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5306 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5307 ssse3_psign<mode>3): Override prefix_rex attribute.
5308 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5309 (ssse3_palignrti): Override length_immediate to 1.
5310 (ssse3_palignrdi): Override length_immediate to 1, override
5311 prefix_rex attribute.
5312 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5313 (sse4a_extrqi): Override length_immediate to 2.
5314 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5315 (sse4a_insertq): Override prefix_data16 to 0.
5316 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5317 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5318 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5319 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5320 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5321 and length_immediate to 1.
5322 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5323 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5324 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5325 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5326 and length_immediate to 1.
5327 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5328 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5329 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5330 avx_ptest256): Override prefix_extra to 1.
5331 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5332 Override prefix_data16 and length_immediate to 1.
5333 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5334 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5335 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5336 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5337 prefix_data16 to 0 and prefix_extra to 2.
5338 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5339 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5341 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5342 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5343 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5344 and prefix_extra to 2.
5345 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5346 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5347 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5348 avx_vpermilvar<mode>3,
5349 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5350 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5351 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5352 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5353 Override prefix_extra to 1.
5354 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5355 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5356 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5357 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5358 prefix_extra and length_immediate to 1.
5359 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5361 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5362 to 1 for the first alternative.
5363 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5364 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5366 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5367 *movv2sf_internal_avx, *movv2sf_internal): Override
5368 prefix_rep attribute for certain alternatives.
5369 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5370 attributes for certain alternatives.
5371 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5372 attributes for certain alternatives.
5373 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5374 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5375 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5376 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5377 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5378 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5379 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5380 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5381 length_immediate to 1 if operand 2 is const_int_operand.
5382 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5383 *vec_extractv2si_1): Set length_immediate attribute to 1.
5384 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5385 using old 3DNOW insn rather than SSE/3DNOW_A.
5386 (mmx_emms, mmx_femms): Clear modrm attribute.
5388 2009-05-29 Martin Jambor <mjambor@suse.cz>
5390 * tree-sra.c: New implementation of SRA.
5392 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5393 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5394 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5395 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5396 (SRA_MAX_STRUCTURE_COUNT): Removed.
5397 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5398 * doc/invoke.texi (sra-max-structure-size): Removed.
5399 (sra-field-structure-ratio): Removed.
5401 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5404 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5407 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5409 PR rtl-optimization/40101
5410 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5411 seqno. Adjust comment.
5412 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5413 inserting bookkeeping before a jump, the jump is not scheduled.
5414 When no positive seqno found, provide a value. Add comment.
5416 2009-05-29 Richard Guenther <rguenther@suse.de>
5418 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5419 short-cutting on the first component.
5421 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5424 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5425 for trees other than decls/types.
5427 2009-05-29 Richard Guenther <rguenther@suse.de>
5429 * tree-ssa-operands.c (get_expr_operands): Do not handle
5430 INDIRECT_REFs in the handled-component case. Remove
5431 unused get_ref_base_and_extent case.
5432 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5433 tree_low_cst and host_integerp where possible.
5434 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5435 codes for equivalence.
5436 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5438 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5440 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5441 to tmake_file for i[34567]86-*-cygwin*.
5443 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5446 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5447 (altivec_categorize_keyword, init_vector_keywords,
5448 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5451 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5453 * tree.c (handle_dll_attribute): Check if node is
5454 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5456 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5458 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5460 (thumb2_zero_extendqidi2): Likewise.
5462 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5464 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5465 instead of gen_movrt.
5466 * config/sh/sh.md (movrt): Remove.
5468 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5470 * doc/invoke.texi (IA-64 Options):
5471 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5472 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5473 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5474 -msched-prefer-non-control-spec-insns,
5475 -msched-stop-bits-after-every-cycle,
5476 -msched-count-spec-in-critical-path,
5477 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5478 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5479 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5480 and -msched-spec-verbose.
5482 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5484 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5485 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5487 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5489 2009-05-28 Richard Guenther <rguenther@suse.de>
5491 * tree-ssa-alias.c (ao_ref_init): New function.
5492 (ao_ref_base): Likewise.
5493 (ao_ref_base_alias_set): Likewise.
5494 (ao_ref_alias_set): Likewise.
5495 (refs_may_alias_p_1): Change signature.
5496 (refs_may_alias_p): Adjust.
5497 (refs_anti_dependent_p): Likewise.
5498 (refs_output_dependent_p): Likewise.
5499 (call_may_clobber_ref_p_1): Change signature.
5500 (call_may_clobber_ref_p): Adjust.
5501 (stmt_may_clobber_ref_p_1): New function split out from ...
5502 (stmt_may_clobber_ref_p): ... here.
5503 (maybe_skip_until): Adjust signature.
5504 (get_continuation_for_phi): Likewise.
5505 (walk_non_aliased_vuses): Likewise.
5506 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5507 (ao_ref_init): Declare.
5508 (ao_ref_base): Likewise.
5509 (ao_ref_alias_set): Likewise.
5510 (stmt_may_clobber_ref_p_1): Likewise.
5511 (walk_non_aliased_vuses): Adjust.
5512 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5513 (get_ref_from_reference_ops): remove.
5514 (vn_reference_lookup_2): Adjust signature.
5515 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5516 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5517 (vn_reference_lookup): Adjust.
5518 (vn_reference_insert): Likewise.
5519 (vn_reference_insert_pieces): Adjust signature.
5520 (visit_reference_op_call): Adjust.
5521 * tree-ssa-pre.c (get_expr_type): Simplify.
5522 (phi_translate_1): Adjust.
5523 (compute_avail): Likewise.
5524 (translate_vuse_through_block): Do not re-build trees.
5525 (value_dies_in_block_x): Likewise.
5526 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5528 (vn_reference_lookup_pieces): Adjust declaration.
5529 (vn_reference_insert_pieces): Likewise.
5531 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5533 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5534 with checking disabled.
5536 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5540 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5541 macro definition for support of three-operand format aligned
5542 .comm directive in assembler on cygwin/pe/mingw target OS.
5543 * configure: Regenerate.
5544 * config.h: Regenerate.
5546 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5547 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5548 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5550 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5551 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5553 2009-05-28 Ira Rosen <irar@il.ibm.com>
5555 PR tree-optimization/40254
5556 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5557 in analysis of basic blocks.
5559 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5562 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5563 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5564 (TARGET_INITIALIZER): Use it.
5565 * cse.c (CHEAPER): Move it up to the other macros.
5566 (insert): Rename this ...
5567 (insert_with_costs): ... to this. Add cost parameters. Update
5569 (insert): New function. Call insert_with_costs.
5570 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5571 find_reg_offset_for_const, try_const_anchors): New functions.
5572 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5573 when using a const-anchor. Call insert_const_anchors.
5574 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5575 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5577 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5579 * tree-inline.c (remap_decls): Enable nonlocalized variables
5580 when not optimizing.
5582 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5584 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5585 Simplify other tests involving optimize.
5587 2009-05-27 Tom Tromey <tromey@redhat.com>
5589 * unwind-dw2.c (_Unwind_DebugHook): New function.
5590 (uw_install_context): Call _Unwind_DebugHook.
5592 2009-05-27 Tom Tromey <tromey@redhat.com>
5594 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5596 2009-05-27 Ian Lance Taylor <iant@google.com>
5598 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5599 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5600 (ALL_LINKERFLAGS): Define.
5601 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5602 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5603 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5604 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5605 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5606 $(LINKER_FOR_BUILD).
5607 (build/gcov-iov$(build_exeext)): Likewise.
5609 2009-05-27 Julian Brown <julian@codesourcery.com>
5611 * gcse.c (target.h): Include.
5612 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5613 copy of argument to a pseudo register.
5615 2009-05-27 Diego Novillo <dnovillo@google.com>
5617 * tree-ssa-live.c (dump_scope_block): Document arguments.
5618 (dump_scope_blocks): Document.
5619 (debug_scope_blocks): New.
5620 * tree-flow.h (debug_scope_blocks): Declare.
5622 2009-05-21 Denis Chertykov <denisc@overta.ru>
5624 * doc/contrib.texi (Contributors): Add myself to the list.
5626 2009-05-27 Olivier Hainque <hainque@adacore.com>
5628 * expr.c (target_align): New function. Alignment the TARGET of an
5629 assignment may be assume to have.
5630 (highest_pow2_factor_for_target): Use it instead of relying on
5631 immediate tree attributes of TARGET, not necessarily honored when
5632 intermediate bitfields are involved.
5634 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5637 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5638 AVX, SSE4, AES, PCLMUL and POPCNT.
5640 2009-05-27 Diego Novillo <dnovillo@google.com>
5642 * tree-pretty-print.c (dump_location): New.
5643 (dump_generic_node): Call it.
5644 Factor code to handle BLOCK nodes ...
5645 (dump_block_node): ... here.
5647 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5649 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5651 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5653 * gcc-plugin.h: Include config.h and system.h.
5654 (IN_GCC): Define if not defined.
5656 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5659 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5662 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5664 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5666 * config/m32r/m32r.h: Ditto.
5667 * config/m32r/m32r.md: Ditto.
5668 * config/m32r/predicates.md: Ditto.
5670 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5672 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5674 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5677 (Loading plugins): typo.
5678 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5679 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5680 (Interacting with the GCC Garbage Collector): Added new section.
5681 (Giving information about a plugin): Added new section for
5683 * ggc.h (ggc_register_root_tab): Added declaration.
5684 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5685 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5686 (register_callback): Improved comment in declaration.
5687 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5688 (extra_root_vec) Added static variable for dynamic roots registration.
5689 (ggc_register_root_tab) Added new routine.
5690 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5691 PLUGIN_GGC_MARKING event.
5692 * ggc-zone.c: Include plugin.h.
5693 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5694 * ggc-page.c: Include plugin.h.
5695 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5696 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5697 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5698 (register_callback): check lack of callbacks for
5699 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5700 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5701 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5702 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5703 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5704 dependency on plugin.h.
5705 (plugin.o): Added dependency on ggc.h...
5707 2009-05-26 Richard Guenther <rguenther@suse.de>
5711 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5712 with mismatched comparison modes.
5714 * expr.c (expand_expr_real_1): Expand the operand of a
5715 VIEW_CONVERT_EXPR in its natural mode.
5717 2009-05-26 Ian Lance Taylor <iant@google.com>
5719 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5720 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5721 (ALL_COMPILERFLAGS): Define.
5722 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5723 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5724 (collect2$(exeext), collect2.o): Likewise.
5725 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5726 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5727 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5728 (libbackend.o, intl.o, cppdefault.o): Likewise.
5729 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5730 (build/%.o): Use $(COMPILER_FOR_BUILD).
5731 (build/gen%$(build_exeext)): Likewise.
5732 (build/gcov-iov$(build_exeext)): LIkewise.
5733 * config/t-darwin (darwin.o): Use $(COMPILER).
5734 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5735 * config/t-sol2 (sol2-c.o): Likewise.
5737 * config/t-vxworks (vxworks.o): Likewise.
5738 * config/x-darwin (host-darwin.o): Likewise.
5739 * config/x-hpux (host-hpux.o): Likewise.
5740 * config/x-linux (host-linux.o): Likewise.
5741 * config/x-solaris (host-solaris.o): Likewise.
5742 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5743 * config/arm/t-arm (arm-c.o): Likewise.
5744 * config/arm/t-pe (pe.o): Likewise.
5745 * config/arm/t-wince-pe (pe.o): Likewise.
5746 * config/i386/t-cygming (winnt.o): Likewise.
5747 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5748 * config/i386/t-cygwin (cygwin1.o): Likewise.
5749 (cygwin2.o): Likewise.
5750 * config/i386/t-i386 (i386-c.o): Likewise.
5751 * config/i386/t-interix (winnt.o): Likewise.
5752 * config/i386/t-netware (netware.o): Likewise.
5753 * config/i386/t-nwld (nwld.o): Likewise.
5754 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5755 * config/i386/x-i386 (driver-i386.o): Likewise.
5756 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5757 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5758 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5759 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5760 * config/mips/x-native (driver-native.o): Likewise.
5761 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5762 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5763 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5764 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5765 * config/score/t-score-elf (score7.o): Likewise.
5766 (score3.o): Likewise.
5767 * config/sh/t-sh (sh-c.o): Likewise.
5768 * config/sh/t-symbian (sh-c.o): Likewise.
5769 (symbian.o): Likewise.
5770 * config/spu/t-spu-elf (spu-c.o): Likewise.
5771 * config/v850/t-v850 (v850-c.o): Likewise.
5772 * config/v850/t-v850e (v850-c.o): Likewise.
5774 2009-05-26 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/40122
5777 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5778 VECTOR_CSTs if possible.
5779 (fold_gimple_assign): Likewise.
5781 2009-05-26 Richard Guenther <rguenther@suse.de>
5784 * fold-const.c (fold_binary): Use the correct types for building
5787 2009-05-26 Richard Guenther <rguenther@suse.de>
5789 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5790 redundant calls to merge_alias_info.
5791 (bump_vector_ptr): Likewise.
5792 * tree-ssa-copy.c (merge_alias_info): Remove.
5793 (replace_exp_1): Remove call to merge_alias_info.
5794 (propagate_tree_value): Likewise.
5795 (fini_copy_prop): Propagate points-to info.
5796 * tree-flow.h (merge_alias_info): Remove.
5798 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5800 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5802 2009-05-25 Jan Hubicka <jh@suse.cz>
5804 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5805 * cgraph.h (struct inline_summary): New filed self_wize,
5806 size_inlining_benefit, self_time and time_inlining_benefit.
5807 (struct cgraph_global_info): Replace insns by time ans size fields.
5808 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5809 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5810 (ipcp_update_callgraph): Do not touch function bodies.
5811 * ipa-inline.c: Include except.h
5812 (MAX_TIME): New constant.
5813 (overall_insns): Remove.
5815 (overall_size, max_benefit): New static variables.
5816 (cgraph_estimate_time_after_inlining): New function.
5817 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5818 (cgraph_clone_inlined_nodes): Update size.
5819 (cgraph_mark_inline_edge): Update size.
5820 (cgraph_estimate_growth): Use size info.
5821 (cgraph_check_inline_limits): Check size.
5822 (cgraph_default_inline_p): Likewise.
5823 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5824 (cgraph_decide_recursive_inlining): Check size.
5825 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5827 (cgraph_decide_inlining): Likewise.
5828 (cgraph_decide_inlining_incrementally): Likewise; honor
5829 PARAM_EARLY_INLINING_INSNS.
5830 (likely_eliminated_by_inlining_p): New predicate.
5831 (estimate_function_body_sizes): New function.
5832 (compute_inline_parameters): Use it.
5833 * except.c (must_not_throw_labels): New function.
5834 * except.h (must_not_throw_labels): Declare.
5835 * tree-inline.c (init_inline_once): Kill inlining_weigths
5836 * tree-ssa-structalias.c: Avoid uninitialized warning.
5837 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5838 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5839 (PARAM_INLINE_CALL_COST): Remove.
5840 (PARAM_EARLY_INLINING_INSNS): New.
5842 2009-05-25 Richard Guenther <rguenther@suse.de>
5844 PR tree-optimization/36327
5845 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5846 callback for reference translation or lookup at the point of may-defs.
5847 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5848 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5849 for union COMPONENT_REFs.
5850 (vn_reference_lookup_3): New callback. Lookup from memset
5851 and CONSTRUCTOR assignment, translate through struct copies.
5852 (vn_reference_lookup_pieces): Make sure to not free the
5853 passed operands array. Adjust walk_non_aliased_vuses call.
5854 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5855 make sure we do not leak memory.
5857 2009-05-25 Richard Guenther <rguenther@suse.de>
5859 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5860 * tree-inline.c (expand_call_inline): Reset the escaped and
5862 * tree-ssa-structalias.c (pass_build_ealias): New.
5863 * tree-pass.h (pass_build_ealias): Declare.
5864 * passes.c (init_optimization_passes): Add PTA during
5865 early optimizations.
5866 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5867 and CALLUSED solutions.
5868 (dump_points_to_solution): New function, split out from ...
5869 (dump_points_to_info_for): ... here.
5870 * tree-parloops.c (parallelize_loops): Reset the escaped and
5873 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5876 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5877 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5879 2009-05-25 Ira Rosen <irar@il.ibm.com>
5881 PR tree-optimization/40238
5882 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5883 statements after basic block's labels.
5884 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5885 to free the allocated memory.
5887 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5889 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5890 return address with a USE.
5892 2009-05-24 Richard Guenther <rguenther@suse.de>
5895 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5896 array type from the main variant of the inner type.
5898 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5900 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5901 definition to bool (from int) to un-break build.
5902 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5904 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5906 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5907 discard_stmt_changes): Delete.
5908 * tree-ssa-operands.c (scb_stack): Delete.
5909 (init_ssa_operands): Do not initialize it.
5910 (fini_ssa_operands): Do not free it.
5911 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5913 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5914 update_stmt, remove the others. Fix comments.
5915 * tree-dfa.c (optimize_stack_restore): Likewise.
5916 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5917 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5918 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5919 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5921 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5922 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5923 (dom_opt_finalize_block): Likewise, adjusting access to
5925 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5926 (stmts_to_rescan): Change item type to gimple.
5927 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5929 2009-05-24 Ira Rosen <irar@il.ibm.com>
5931 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5932 * tree-pass.h (pass_slp_vectorize): New pass.
5933 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5934 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5935 * tree-vectorizer.c (timevar.h): Include.
5936 (user_vect_verbosity_level): Declare.
5937 (vect_location): Fix comment.
5938 (vect_set_verbosity_level): Update user_vect_verbosity_level
5939 instead of vect_verbosity_level.
5940 (vect_set_dump_settings): Add an argument. Ignore user defined
5941 verbosity if dump flags require higher level of verbosity. Print to
5942 stderr only for loop vectorization.
5943 (vectorize_loops): Update call to vect_set_dump_settings.
5944 (execute_vect_slp): New function.
5945 (gate_vect_slp): Likewise.
5946 (struct gimple_opt_pass pass_slp_vectorize): New.
5947 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5949 (vec_info_for_bb): New function.
5950 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5951 (VECTORIZATION_ENABLED): New macro.
5952 (SLP_ENABLED, SLP_DISABLED): Likewise.
5953 (vect_is_simple_use): Add bb_vec_info argument.
5954 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5955 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5956 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5957 vect_schedule_slp, vect_analyze_slp): Likewise.
5958 (vect_analyze_stmt): Add slp_tree argument.
5959 (find_bb_location): Declare.
5960 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5961 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5962 (vect_analyze_loop_operations, vect_analyze_loop,
5963 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5964 vect_finalize_reduction, vectorizable_reduction,
5965 vectorizable_live_operation, vect_transform_loop): Likewise.
5966 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5967 skip evolution analysis if analyzing a basic block.
5968 (dr_analyze_indices): Likewise.
5969 (initialize_data_dependence_relation): Skip the test whether the
5970 object is invariant for basic blocks.
5971 (compute_all_dependences): Skip dependence analysis for data
5972 references in basic blocks.
5973 (find_data_references_in_stmt): Don't fail in case of invariant
5974 access in basic block.
5975 (find_data_references_in_bb): New function.
5976 (find_data_references_in_loop): Move code to
5977 find_data_references_in_bb and add a call to it.
5978 (compute_data_dependences_for_bb): New function.
5979 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5980 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5982 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5983 unknown dependence in basic block and fail in case of dependence in
5985 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5986 dependence instances from either loop or basic block vectorization
5988 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5989 before calling nested_in_vect_loop_p.
5990 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5991 dependence instances from either loop or basic block vectorization
5993 (vect_verify_datarefs_alignment): Likewise.
5994 (vect_enhance_data_refs_alignment): Adjust function calls.
5995 (vect_analyze_data_refs_alignment): Likewise.
5996 (vect_analyze_group_access): Fix printing. Skip different checks if
5997 DR_STEP is 0. Keep strided stores either in loop or basic block
5998 vectorization data structure. Fix indentation.
5999 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6001 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6002 dependence instances from either loop or basic block vectorization
6004 (vect_analyze_data_refs): Update comment. Call
6005 compute_data_dependences_for_bb to analyze basic blocks.
6006 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6007 case of loop vectorization. In case of basic block vectorization use
6008 data-ref itself as a base.
6009 (vect_create_data_ref_ptr): In case of basic block vectorization:
6010 don't advance the pointer, add new statements before the current
6011 statement. Adjust function calls.
6012 (vect_supportable_dr_alignment): Support only aligned accesses in
6013 basic block vectorization.
6014 * common.opt (ftree-slp-vectorize): New flag.
6015 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6016 (vect_pattern_recog_1): Likewise.
6017 * tree-vect-stmts.c (process_use): Likewise.
6018 (vect_init_vector): Add new statements in the beginning of the basic
6019 block in case of basic block SLP.
6020 (vect_get_vec_def_for_operand): Adjust function calls.
6021 (vect_finish_stmt_generation): Likewise.
6022 (vectorizable_call): Add assert that it is loop vectorization, adjust
6024 (vectorizable_conversion, vectorizable_assignment): Likewise.
6025 (vectorizable_operation): In case of basic block SLP, take
6026 vectorization factor from statement's type and skip the relevance
6027 check. Adjust function calls.
6028 (vectorizable_type_demotion): Add assert that it is loop
6029 vectorization, adjust function calls.
6030 (vectorizable_type_promotion): Likewise.
6031 (vectorizable_store): Check for outer loop only in case of loop
6032 vectorization. Adjust function calls. For basic blocks, skip the
6033 relevance check and don't advance pointers.
6034 (vectorizable_load): Likewise.
6035 (vectorizable_condition): Add assert that it is loop vectorization,
6036 adjust function calls.
6037 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6038 that it is not reduction, get vector type, call only supported
6039 functions, skip loop specific parts.
6040 (vect_transform_stmt): Check for outer loop only in case of loop
6042 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6043 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6044 for external definition.
6045 * passes.c (pass_slp_vectorize): New pass.
6046 * tree-vect-slp.c (find_bb_location): New function.
6047 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6048 check for patterns only in loops.
6049 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6050 case of multiple types in basic block SLP.
6051 (vect_mark_slp_stmts_relevant): New function.
6052 (vect_supported_load_permutation_p): Fix comment.
6053 (vect_analyze_slp_instance): Add argument. In case of basic block
6054 SLP, take vectorization factor from statement's type, check that
6055 unrolling factor is 1. Adjust function call. Save SLP instance in
6056 either loop or basic block vectorization structure. Return FALSE,
6058 (vect_analyze_slp): Add argument. Get strided stores groups from
6059 either loop or basic block vectorization structure. Return FALSE
6060 if basic block SLP failed.
6061 (new_bb_vec_info): New function.
6062 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6063 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6064 (vect_schedule_slp): Add argument. Get SLP instances from either
6065 loop or basic block vectorization structure. Set vectorization factor
6066 to be 1 for basic block SLP.
6067 (vect_slp_transform_bb): New function.
6068 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6070 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6072 * final.c (shorten_branches): Do not align labels for jump tables.
6073 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6075 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6077 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6078 Remove outdated reference to flow.c and fix nits.
6079 * doc/gccint.texi: Tweak RTL description.
6080 * doc/rtl.texi: Likewise.
6082 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6084 * config/avr/avr.c: Change my email address.
6085 * config/avr/avr.h: Likewise.
6086 * config/avr/avr.md: Likewise.
6087 * config/avr/avr-protos.h: Likewise.
6088 * config/avr/libgcc.S: Likewise.
6090 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6092 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6093 (spu_split_load, spu_split_store): Change return type to int.
6094 (spu_split_convert): Declare.
6095 * config/spu/predicates.md (spu_mem_operand): Remove.
6096 (spu_mov_operand): Update.
6097 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6098 * config/spu/spu.c (regno_aligned_for_load): Remove.
6099 (reg_aligned_for_addr, spu_expand_load): Define.
6100 (spu_expand_extv): Reimplement and handle MEM.
6101 (spu_expand_insv): Handle MEM.
6102 (spu_sched_reorder): Handle insn's with length 0.
6103 (spu_legitimate_address_p): Reimplement.
6104 (store_with_one_insn_p): Return TRUE for any mode with size
6105 larger than 16 bytes.
6106 (address_needs_split): Define.
6107 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6109 (spu_convert_move): Define.
6110 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6111 (spu_split_store): Change all MEM's to TImode.
6112 (spu_init_expanders): Preallocate registers that correspond to
6113 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6115 (spu_split_convert): Define.
6116 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6117 (_move<mode>, _movdi, _movti): Update predicate and condition.
6118 (load, store): Change to define_split.
6119 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6121 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6122 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6123 define_insn_and_split of lshr<mode>3.
6124 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6125 (<v>ashr<mode>3_imm): Define.
6126 (extv, extzv, insv): Allow MEM operands.
6127 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6128 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6129 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6130 (_spu_convert2): Change to define_insn_and_split and remove the
6131 corresponding define_peephole2.
6132 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6133 Change predicates to memory_operand.
6135 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6137 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6139 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6141 PR tree-optimization/40219
6142 * tree.c (iterative_hash_expr): Make sure the builtin function is
6143 a normal builtin function and not a front end or back end builtin
6144 before indexing into the built_in_decls array.
6146 2009-05-22 Richard Guenther <rguenther@suse.de>
6149 * alias.c (write_dependence_p): Do not use TBAA for answering
6150 anti-dependence or output-dependence.
6151 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6152 (emit_pointer_definition): Remove.
6153 (emit_alias_warning): Likewise.
6154 (find_what_var_points_to): Remove TBAA pruning code.
6155 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6157 (compute_points_to_sets): Remove code computing the set of
6158 dereferenced pointers.
6159 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6160 oracle for querying anti and output dependencies.
6161 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6162 if TBAA may be applied.
6163 (refs_anti_dependent_p): New function.
6164 (refs_output_dependent_p): Likewise.
6165 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6166 (refs_output_dependent_p): Likewise.
6167 * doc/tree-ssa.texi (Memory model): New section.
6168 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6169 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6170 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6171 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6172 * expr.c (expand_expr_real_1): Likewise.
6173 * gimple-low.c (lower_stmt): Likewise.
6174 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6175 (dump_gimple_cdt): Remove.
6176 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6177 (gimple_size): Likewise.
6178 (walk_gimple_op): Likewise.
6179 (is_gimple_stmt): Likewise.
6180 (walk_stmt_load_store_addr_ops): Likewise.
6181 (gimple_build_cdt): Remove.
6182 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6183 * gimple.h (gimple_cdt_new_type): Remove.
6184 (gimple_cdt_new_type_ptr): Likewise.
6185 (gimple_cdt_set_new_type): Likewise.
6186 (gimple_cdt_location): Likewise.
6187 (gimple_cdt_location_ptr): Likewise.
6188 (gimple_cdt_set_location): Likewise.
6189 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6190 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6191 GIMPLE_CHANGE_DYNAMIC_TYPE.
6192 (verify_types_in_gimple_stmt): Likewise.
6193 * tree-inline.c (estimate_num_insns): Likewise.
6194 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6195 (copy_decl_to_var): Likewise.
6196 (copy_result_decl_to_var): Likewise.
6197 * tree-pretty-print.c (dump_generic_node): Do not handle
6198 CHANGE_DYNAMIC_TYPE_EXPR.
6199 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6200 * tree-ssa-operands.c (get_expr_operands): Likewise.
6201 * tree-ssa-structalias.c (struct variable_info): Remove
6202 no_tbaa_pruning member.
6203 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6204 (unify_nodes): Do not copy it.
6205 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6206 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6207 (set_uids_in_ptset): Do not check it.
6208 (find_what_var_points_to): Likewise.
6209 (compute_tbaa_pruning): Remove.
6210 (compute_points_to_sets): Do not call it.
6211 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6212 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6213 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6214 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6215 (DECL_NO_TBAA_P): Likewise.
6216 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6217 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6218 (expand_omp_atomic_pipeline): Do not set it.
6219 * print-tree.c (print_node): Do not dump it.
6220 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6223 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6226 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6229 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6231 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6234 2009-05-22 Ben Elliston <bje@au.ibm.com>
6236 * Makefile.in (bversion.h, s-bversion): New targets.
6237 (TOPLEV_H): Add bversion.h.
6238 * toplev.h: Include "bversion.h".
6239 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6240 the __format__ attribute only if compiling with the same version
6241 of GCC as the sources (the "build version").
6243 2009-05-22 Ben Elliston <bje@au.ibm.com>
6245 * c-format.c (handle_format_attribute): Fix comment typo.
6247 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6250 * config/ia64/ia64.opt (mfused-madd): New.
6251 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6252 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6253 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6254 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6255 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6256 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6257 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6258 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6259 instruction if !TARGET_FUSED_MADD.
6260 (fpma, fpms): Remove colon from name.
6262 2009-05-22 Richard Guenther <rguenther@suse.de>
6264 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6265 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6266 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6268 (create_expression_by_pieces): Only convert if necessary.
6269 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6270 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6272 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6274 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6275 regular pattern from a template and rename it ...
6276 (*extzv_truncsi_exts): ... to this.
6278 2009-05-21 Richard Guenther <rguenther@suse.de>
6280 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6281 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6282 (cgraph_default_inline_p): Likewise.
6283 (cgraph_decide_inlining_incrementally): Likewise.
6285 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6286 Uros Bizjak <ubizjak@gmail.com>
6288 * config/i386/cpuid.h (bit_MOVBE): New.
6290 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6292 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6293 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6294 (ix86_handle_option): Handle OPT_mmovbe.
6295 (ix86_target_string): Add -mmovbe.
6296 (pta_flags): Add PTA_MOVBE.
6297 (processor_alias_table): Add PTA_MOVBE to "atom".
6298 (override_options): Handle PTA_MOVBE.
6300 * config/i386/i386.h (TARGET_MOVBE): New.
6302 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6303 (*bswapsi_movbe): New.
6304 (*bswapdi_movbe): Likewise.
6305 (bswapdi2): Renamed to ...
6307 (bswapdi2): New expander.
6309 * config/i386/i386.opt (mmovbe): New.
6311 * doc/invoke.texi: Document -mmovbe.
6313 2009-05-21 Taras Glek <tglek@mozilla.com>
6315 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6316 * gcc-plugin.h (plugin_init): Updated signature.
6317 * gcc-plugin.h (plugin_name_args): Moved to this header.
6318 * doc/plugins.texi (plugin_init): Updated documention to reflect
6320 * doc/plugins.texi (plugin_name_args): Added to documention.
6322 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6324 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6325 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6327 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6329 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6330 JUMP_TABLE_DATA_P predicates where applicable.
6331 * config/i386/predicates.md: Ditto.
6332 * config/i386/sse.md: Ditto.
6334 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6336 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6337 operand2 -128 override length_immediate attribute to 1.
6338 * config/i386/predicates.md (constm128_operand): New predicate.
6340 * config/i386/i386.c (memory_address_length): Handle %r12
6341 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6343 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6344 mode look through optional ZERO_EXTEND and SUBREG.
6345 * config/i386/i386.md (R12_REG): New define_constant.
6346 (prefix_data16): For sse unit set also for MODE_TI insns.
6347 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6348 insns set if operand 1 is ext_QIreg_operand.
6349 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6350 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6352 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6353 mode from MODE_DI to MODE_SI.
6354 (movdi_1_rex64): Override modrm and length_immediate attributes
6355 only for movabs (TYPE_IMOV, alternative 2).
6356 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6357 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6358 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6359 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6360 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6361 prefix_rex attribute if DImode.
6362 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6363 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6364 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6365 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6366 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6367 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6368 Likewise. For TYPE_IMOV clear length_immediate attribute.
6369 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6370 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6371 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6372 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6373 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6374 or one operand TYPE_ISHIFT.
6375 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6376 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6377 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6378 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6379 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6380 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6381 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6382 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6383 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6384 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6385 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6386 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6387 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6388 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6389 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6390 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6391 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6392 set mode attribute, don't override length attribute.
6393 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6395 (return_internal_long): Set length attribute to 2 instead of 1.
6396 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6397 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6398 prefix_rex attribute.
6399 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6401 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6403 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6405 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6407 2009-05-20 Ian Lance Taylor <iant@google.com>
6409 * tree.c (build_tree_list_vec_stat): New function.
6410 (ctor_to_vec): New function.
6411 (build_nt_call_vec): New function.
6412 (build_call_array): Change args to be a const pointer.
6413 (build_call_vec): New function.
6414 * tree.h (build_nt_call_vec): Declare.
6415 (build_tree_list_vec_stat): Declare.
6416 (build_tree_list_vec): Define.
6417 (build_call_array): Update declaration.
6418 (build_call_vec): Declare.
6419 (ctor_to_vec): Declare.
6420 * c-common.c (tree_vector_cache): New static variable.
6421 (make_tree_vector): New function.
6422 (release_tree_vector): New function.
6423 (make_tree_vector_single): New function.
6424 (make_tree_vector_copy): New function.
6425 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6426 (make_tree_vector_single, make_tree_vector_copy): Declare.
6427 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6428 (c_parser_expr_list): Don't manage cache here, instead call
6430 (c_parser_release_expr_list): Remove static function.
6431 (c_parser_vec_to_tree_list): Remove static function.
6432 (c_parser_attributes): Call build_tree_list_vec instead of
6433 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6434 c_parser_release_expr_list.
6435 (c_parser_postfix_expression_after_primary): Likewise.
6436 (c_parser_objc_keywordexpr): Likewise.
6438 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6440 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6441 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6442 TARGET_CONVERT_TO_TYPE.
6443 * hooks.c (hook_tree_const_tree_null): Define.
6444 * hooks.h (hook_tree_const_tree_null): Declare.
6445 * target.h (struct gcc_target): Add invalid_parameter_type,
6446 invalid_return_type, promoted_type, and convert_to_type fields.
6447 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6448 (TARGET_INVALID_RETURN_TYPE): Define.
6449 (TARGET_PROMOTED_TYPE): Define.
6450 (TARGET_CONVERT_TO_TYPE): Define.
6451 (TARGET_INITIALIZER): Update for new fields.
6452 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6453 (grokparms): Check targetm.invalid_parameter_type.
6454 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6455 * c-convert.c (convert): Check targetm.convert_to_type.
6457 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6459 * config/mips/mips.md (*extenddi_truncate<mode>,
6460 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6462 (*extendhi_truncateqi): New define_insn_and_sptit.
6464 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6467 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6468 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6470 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6472 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6473 the operand of VIEW_CONVERT_EXPR.
6475 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6477 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6478 extended family and model for Intel processors. Support Intel Atom.
6480 2009-05-20 Olivier Hainque <hainque@adacore.com>
6482 * gstab.h (stab_code_type): Define, to be used instead of the
6483 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6485 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6486 occurrences by stab_code_type.
6487 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6489 2009-05-20 Martin Jambor <mjambor@suse.cz>
6491 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6492 (sra_insert_before): Likewise.
6493 (sra_insert_after): Likewise.
6494 (sra_init_cache): Likewise.
6495 (sra_type_can_be_decomposed_p): Likewise.
6496 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6497 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6498 (sra_insert_before): Likewise.
6499 (sra_insert_after): Likewise.
6500 (sra_init_cache): Likewise.
6501 (insert_edge_copies_seq): Made static and moved upwards.
6503 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6506 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6508 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6509 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6512 2009-05-20 Richard Guenther <rguenther@suse.de>
6514 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6515 with mismatched comparison modes.
6517 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6519 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6520 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6521 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6522 with shifts for Thumb2.
6523 (orsi_notsi): New for orn.
6524 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6525 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6526 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6527 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6528 Don't invert remainder for IOR.
6530 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6532 PR tree-optimization/40087
6533 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6534 number_of_iterations_ne): Rename never_infinite argument.
6535 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6536 number_of_iterations_le): Handle pointer-type ivs when
6537 exit_must_be_taken is false.
6538 (number_of_iterations_cond): Do not always assume that
6539 exit_must_be_taken if the control variable is a pointer.
6541 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6543 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6544 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6546 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6548 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6549 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6551 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6554 * c.opt (Wlogical-op): Disabled by default.
6555 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6557 * doc/invoke.texi (Wlogical-op): Likewise.
6559 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6561 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6563 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6564 Propagate the type of the first operand.
6565 <ASSERT_EXPR>: Simplify.
6566 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6567 Rewrite using the RHS code as discriminant.
6568 <NOP_EXPR>: Turn into CASE_CONVERT.
6569 <PLUS_EXPR>: Propagate the type of the first operand.
6571 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6573 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6574 (ia64_dconst_0_375): New.
6575 * config/ia64/ia64.c (ia64_override_options): Remove
6576 -minline-sqrt-min-latency warning.
6577 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6578 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6579 * config/ia64/ia64.md (*sqrt_approx): Remove.
6580 (sqrtsf2): Remove #if 0.
6581 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6582 (sqrtdf): Remove assert.
6583 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6584 (sqrtxf2): Remove #if 0.
6585 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6586 * div.md (sqrt_approx_rf): New.
6587 (sqrtsf2_internal_thr): New implementation.
6588 (sqrtsf2_internal_lat): New.
6589 (sqrtdf2_internal_thr: New implementation.
6590 (sqrtxf2_internal): New implementation.
6592 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6593 Hans-Peter Nilsson <hp@axis.com>
6595 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6596 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6597 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6598 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6599 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6600 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6601 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6602 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6603 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6604 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6605 * c-common.c: ...from here.
6607 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6609 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6611 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6613 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6615 2009-05-19 Ben Elliston <bje@au.ibm.com>
6617 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6618 assignments with memcpy calls.
6619 (add_fdes): Likewise.
6620 (binary_search_unencoded_fdes): Likewise.
6621 (linear_search_fdes): Eliminate type puns.
6623 2009-05-19 Richard Guenther <rguenther@suse.de>
6625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6626 not falsely claim to have propagated into all uses.
6628 2009-05-19 Ben Elliston <bje@au.ibm.com>
6630 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6633 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6635 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6636 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6637 (TARGET_LEGITIMATE_ADDRESS_P): New.
6638 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6639 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6641 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6644 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6645 child of the containing namespace's DIE.
6647 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6649 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6650 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6651 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6654 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6657 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6658 gen_align with gen_pad.
6659 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6660 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6662 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6663 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6665 * config/i386/i386.md (align): Renamed to ...
6666 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6667 ASM_OUTPUT_MAX_SKIP_PAD.
6669 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6671 * config.gcc: Fix variable syntax.
6674 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6675 before calling exact_log2.
6676 (output_iorsi3): Likewise.
6677 (output_xorsi3): Likewise.
6679 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6681 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6682 for the none zero constant operand except for EQ and NE
6683 comprisons even when the first operand is R0.
6685 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6687 * config/s390/2064.md: Remove trailing whitespaces.
6688 * config/s390/2084.md: Likewise.
6689 * config/s390/constraints.md: Likewise.
6690 * config/s390/fixdfdi.h: Likewise.
6691 * config/s390/libgcc-glibc.ver: Likewise.
6692 * config/s390/s390-modes.def: Likewise.
6693 * config/s390/s390-protos.h: Likewise.
6694 * config/s390/s390.c: Likewise.
6695 * config/s390/s390.h: Likewise.
6696 * config/s390/s390.md: Likewise.
6697 * config/s390/tpf-unwind.h: Likewise.
6699 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6701 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6703 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6706 * configure.ac (m68k-*-*): Check if binutils support TLS.
6707 * configure: Regenerate.
6708 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6709 * config/m68k/constraints.md (Cu): New constraint.
6710 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6711 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6712 (movsi): Handle TLS symbols.
6713 (addsi3_5200): Handle XTLS symbols, indent.
6714 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6715 (m68k_tls_reference_p): Declare.
6716 (m68k_legitimize_address): Declare.
6717 (m68k_unwrap_symbol): Declare.
6718 * config/m68k/m68k.opt (mxtls): New option.
6719 * config/m68k/m68k.c (ggc.h): Include.
6720 (m68k_output_dwarf_dtprel): Implement hook.
6721 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6722 (m68k_expand_prologue): Load GOT pointer when function needs it.
6723 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6724 (m68k_legitimate_constant_address_p): Same.
6725 (m68k_decompose_address): Handle TLS references.
6726 (m68k_get_gp): New static function.
6727 (enum m68k_reloc): New contants.
6728 (TLS_RELOC_P): New macro.
6729 (m68k_wrap_symbol): New static function.
6730 (m68k_unwrap_symbol): New function.
6731 (m68k_final_prescan_insn_1): New static function.
6732 (m68k_final_prescan_insn): New function.
6733 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6735 (legitimize_pic_address): Handle TLS references..
6736 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6737 (m68k_libcall_value_in_a0_p)
6738 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6739 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6740 (m68k_legitimize_tls_address): Handle TLS references.
6741 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6743 (m68k_legitimize_address): Handle TLS symbols.
6744 (m68k_get_reloc_decoration): New static function.
6745 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6747 (m68k_output_dwarf_dtprel): Implement hook.
6748 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6749 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6750 m68k_call_* routines.
6751 (sched_attr_op_type): Handle TLS symbols.
6752 (gt-m68k.h): Include.
6753 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6754 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6756 2009-05-18 Martin Jambor <mjambor@suse.cz>
6758 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6759 (visit_store_addr_for_mod_analysis): New function.
6760 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6761 (determine_cst_member_ptr): Use gimple_assign_single_p.
6762 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6763 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6764 operands. Don't check number of operands of a NOP_EXPR.
6766 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6768 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6770 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6773 * c-common.c (warn_logical_operator): Don't warn if one of
6774 expression isn't always true or false.
6776 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6778 * config/i386/biarch32.h: New file.
6779 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6781 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6783 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6784 *zero_extend<mode>_truncqi): Merge these into ...
6785 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6786 Name the pattern following this as *zero_extendhi_truncqi.
6788 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6791 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6792 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6793 (output_info): Make field HOST_WIDEST_INT.
6794 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6795 (dump_bitmat_statistics): Same.
6797 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6799 * config.gcc (use_gcc_stdint): Set to wrap.
6800 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6801 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6802 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6803 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6804 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6805 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6806 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6807 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6809 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6811 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6813 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6814 Move definitions earlier.
6815 (OPT_ARCH64, OPT_ARCH32): Define.
6816 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6819 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6822 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6825 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6827 * arm.md (movdi2): Copy non-reg values to DImode registers.
6829 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6832 * final.c (label_to_max_skip): New function.
6833 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6834 CODE_LABEL_NUMBER <= max_labelno.
6835 * output.h (label_to_max_skip): New prototype.
6836 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6837 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6838 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6839 Handle CODE_LABELs with >= 16 byte alignment or with
6840 max_skip == (1 << align) - 1.
6841 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6842 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6845 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6846 .p2align 3 if MAX_SKIP is smaller than 7.
6847 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6849 2009-05-15 Ian Lance Taylor <iant@google.com>
6851 * alias.c (struct alias_set_entry_d): Rename from struct
6852 alias_set_entry. Change all uses.
6853 * except.c (struct call_site_record_d): Rename from struct
6854 call_site_record. Change all uses.
6855 * except.h (struct eh_region_d): Rename from struct eh_region.
6857 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6859 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6860 ivtype_map_elt. Change all uses.
6861 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6863 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6864 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6866 (struct sese_d): Rename from struct sese. Change all uses.
6867 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6868 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6869 * optabs.h (struct optab_d): Rename from struct optab. Change all
6871 (struct convert_optab_d): Rename from struct convert_optab.
6873 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6874 ipa_opt_pass. Change all uses.
6875 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6878 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6879 defined as a typedef.
6880 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6883 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6886 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6888 (merge_ranges): Returns bool.
6889 * tree.h (make_range): .. to here.
6890 (build_range_check): Likewise.
6891 (merge_ranges): Likewise. Renamed from merge_ranges.
6892 * c-typeck.c (parser_build_binary_op): Update calls to
6893 warn_logical_operator.
6894 * c-common.c (warn_logical_operator): Add new warning.
6895 * c-common.h (warn_logical_operator): Update declaration.
6897 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6899 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6901 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6903 * doc/install.texi: Document MPC requirements, flags etc.
6905 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6906 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6907 Evaluate constant arguments.
6908 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6909 (fold_builtin_1): Likewise, also evaluate constant arguments.
6910 Remove superfluous break.
6911 (do_mpc_ckconv): New.
6912 * real.h: Include mpc.h.
6913 * toplev.c (print_version): Output MPC version info if available.
6915 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6917 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6919 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6921 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6924 2009-05-15 Jan Hubicka <jh@suse.cz>
6926 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6927 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6928 (try_inline): Fix return value.
6929 (cgraph_decide_inlining_incrementally): Honor new value.
6930 (cgraph_early_inlining): Handle indirect inlining.
6931 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6933 2009-05-15 Jan Hubicka <jh@suse.cz>
6935 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6936 * cgraphunit.c (cgraph_finalize_function): Set it.
6937 (cgraph_expand_function): Use it.
6939 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6941 * real.c (encode_ieee_half): Define.
6942 (decode_ieee_half): Define.
6943 (ieee_half_format): Define.
6944 (arm_half_format): Define.
6945 * real.h (ieee_half_format): Declare.
6946 (arm_half_format): Declare.
6948 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6950 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6951 swapped, and reversed optabs exist before trying to use them.
6953 2009-05-15 Paul Brook <paul@codesourcery.com>
6954 Sandra Loosemore <sandra@codesourcery.com>
6956 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6957 loads. Allow PRE_DEC.
6958 (output_move_neon): Handle PRE_DEC.
6959 (arm_print_operand): Add 'A' for neon structure loads.
6960 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6961 * config/arm/neon.md (neon_mov): Update comment.
6962 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6964 (Um): New constraint.
6966 2009-05-15 Jan Hubicka <jh@suse.cz>
6968 Revert the following patch until testsuite fallout is fixed:
6969 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6970 * cgraph.h (struct inline_summary): New filed self_wize,
6971 size_inlining_benefit, self_time and time_inlining_benefit.
6972 (struct cgraph_global_info): Replace insns by time ans size fields.
6973 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6974 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6975 (ipcp_update_callgraph): Do not touch function bodies.
6976 * ipa-inline.c: Include except.h
6977 (MAX_TIME): New constant.
6978 (overall_insns): Remove
6979 (overall_size, max_benefit): New static variables.
6980 (cgraph_estimate_time_after_inlining): New function.
6981 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6982 (cgraph_clone_inlined_nodes): Update size.
6983 (cgraph_mark_inline_edge): Update size.
6984 (cgraph_estimate_growth): Use size info.
6985 (cgraph_check_inline_limits): Check size.
6986 (cgraph_default_inline_p): Likewise.
6987 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6988 (cgraph_decide_recursive_inlining): Check size.
6989 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6991 (cgraph_decide_inlining): Likewise.
6992 (cgraph_decide_inlining_incrementally): Likewise; honor
6993 PARAM_EARLY_INLINING_INSNS.
6994 (likely_eliminated_by_inlining_p): New predicate.
6995 (estimate_function_body_sizes): New function.
6996 (compute_inline_parameters): Use it.
6997 * except.c (must_not_throw_labels): New function.
6998 * except.h (must_not_throw_labels): Declare.
6999 * tree-inline.c (init_inline_once): Kill inlining_weigths
7000 * tree-ssa-structalias.c: Avoid uninitialized warning.
7001 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7002 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7003 (PARAM_INLINE_CALL_COST): Remove.
7004 (PARAM_EARLY_INLINING_INSNS): New.
7006 2009-05-15 Richard Guenther <rguenther@suse.de>
7008 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7009 not TODO_update_ssa.
7011 2009-05-15 Richard Guenther <rguenther@suse.de>
7013 PR tree-optimization/39999
7014 * gimple.h (gimple_expr_type): Use the expression type looking
7015 through useless conversions.
7016 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7017 (vn_nary_op_insert_stmt): Likewise.
7018 (simplify_binary_expression): Likewise.
7020 2009-05-15 Richard Guenther <rguenther@suse.de>
7022 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7023 New options, enabled by default.
7024 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7026 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7027 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7028 * tree-ssa-structalias.c (gate_tree_pta): New function.
7029 (pass_build_alias): Use it.
7031 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7033 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7034 recurse on an invariant address if a conversion from a pointer
7035 type to a wider integer type is involved.
7037 2009-05-15 Jan Hubicka <jh@suse.cz>
7039 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7040 * cgraph.h (struct inline_summary): New filed self_wize,
7041 size_inlining_benefit, self_time and time_inlining_benefit.
7042 (struct cgraph_global_info): Replace insns by time ans size fields.
7043 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7044 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7045 (ipcp_update_callgraph): Do not touch function bodies.
7046 * ipa-inline.c: Include except.h
7047 (MAX_TIME): New constant.
7048 (overall_insns): Remove
7049 (overall_size, max_benefit): New static variables.
7050 (cgraph_estimate_time_after_inlining): New function.
7051 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7052 (cgraph_clone_inlined_nodes): Update size.
7053 (cgraph_mark_inline_edge): Update size.
7054 (cgraph_estimate_growth): Use size info.
7055 (cgraph_check_inline_limits): Check size.
7056 (cgraph_default_inline_p): Likewise.
7057 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7058 (cgraph_decide_recursive_inlining): Check size.
7059 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7061 (cgraph_decide_inlining): Likewise.
7062 (cgraph_decide_inlining_incrementally): Likewise; honor
7063 PARAM_EARLY_INLINING_INSNS.
7064 (likely_eliminated_by_inlining_p): New predicate.
7065 (estimate_function_body_sizes): New function.
7066 (compute_inline_parameters): Use it.
7067 * except.c (must_not_throw_labels): New function.
7068 * except.h (must_not_throw_labels): Declare.
7069 * tree-inline.c (init_inline_once): Kill inlining_weigths
7070 * tree-ssa-structalias.c: Avoid uninitialized warning.
7071 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7072 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7073 (PARAM_INLINE_CALL_COST): Remove.
7074 (PARAM_EARLY_INLINING_INSNS): New.
7075 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7076 (inline-call-cost): Remove.
7077 (early-inlining-insns): New.
7079 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7081 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7083 (print_int_cst_bounds_in_octal_p): Likewise.
7084 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7086 * dwarf2out.c (base_type_die): Likewise.
7087 (is_subrange_type): Delete.
7088 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7089 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7090 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7091 if the destination type is boolean.
7092 (build_range_check): Do not special-case subtypes.
7093 (fold_sign_changed_comparison): Likewise.
7094 (fold_unary): Likewise.
7095 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7096 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7097 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7098 * tree.c (subrange_type_for_debug_p): New predicate based on the
7099 former is_subrange_type.
7100 * tree.h (subrange_type_for_debug_p): Declare.
7101 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7102 (convert_affine_scev): Remove call to above function.
7103 (chrec_convert_aggressive): Likewise.
7104 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7105 false for conversions involving subtypes.
7106 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7107 (vrp_val_min): Likewise.
7108 (needs_overflow_infinity): Likewise.
7109 (extract_range_from_unary_expr): Likewise.
7111 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7113 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7114 * config/frv/frv.c: Likewise.
7115 * config/s390/s390.c: Likewise.
7116 * config/sparc/sparc.h: Likewise.
7117 * config/i386/i386.h: Likewise.
7118 * config/i386/i386.c: Likewise.
7119 * config/crx/crx.c: Likewise.
7120 * config/m68hc11/m68hc11.h: Likewise.
7121 * config/iq2000/iq2000.c: Likewise.
7122 * config/mn10300/mn10300.h: Likewise.
7123 * config/mn10300/mn10300.c: Likewise.
7124 * config/m68k/m68k.c: Likewise.
7125 * config/rs6000/rs6000.c: Likewise.
7126 * config/rs6000/xcoff.h: Likewise.
7127 * config/rs6000/linux64.h: Likewise.
7128 * config/rs6000/sysv4.h: Likewise.
7129 * config/score/score3.c: Likewise.
7130 * config/score/score7.c: Likewise.
7131 * config/score/score.c: Likewise.
7132 * config/arm/arm.md: Likewise.
7133 * config/mips/mips.c: Likewise.
7134 * config/mips/mips.md: Likewise.
7135 * config/bfin/bfin.h: Likewise.
7136 * config/pa/pa.c: Likewise.
7137 * config/pa/constraints.md: Likewise.
7139 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7140 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7141 * config/pdp11/pdp11.h: Use memory_address_p instead.
7143 2009-05-14 Ian Lance Taylor <iant@google.com>
7145 * passes.c (finish_optimization_passes): Change i to int.
7146 * plugin.c (plugins_active_p): Change event to int.
7147 (dump_active_plugins): Likewise.
7148 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7150 * tree.c (tree_range_check_failed): Change c to unsigned int.
7151 (omp_clause_range_check_failed): Likewise.
7152 (build_common_builtin_nodes): Change mode to int. Add cast.
7153 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7154 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7156 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7157 ++ or -- with a variable of enum type.
7159 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7162 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7164 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7166 * store-motion.c: Do not include params.h
7167 * Makefile.in: Fix dependencies for various files.
7169 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7171 * auto-inc-dec.c: Fix pass description, remove apparent
7172 accidental duplication.
7174 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7177 * ipa-utils.h (memory_identifier_string): Moved to ...
7178 * tree.h (memory_identifier_string): Here. Add GTY(()).
7180 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7182 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7183 in the former documentation of...
7184 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7185 * ira-conflicts.c (get_dup_num): Use address_operand.
7186 * targhooks.c (default_legitimate_address_p): New.
7187 * targhooks.h (default_legitimate_address_p): New.
7188 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7190 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7191 * target.h (struct target): Add legitimate_address_p.
7192 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7193 (TARGET_INITIALIZER): Include it.
7195 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7196 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7197 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7198 (TARGET_LEGITIMATE_ADDRESS_P): New.
7200 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7201 (REG_OK_STRICT_P): Delete.
7202 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7203 (frv_legitimate_address_p_1): ... this.
7204 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7205 (frv_legitimate_address_p_1): ... the renamed old
7206 frv_legitimate_address_p.
7207 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7208 (TARGET_LEGITIMATE_ADDRESS_P): New.
7210 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7211 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7212 * config/s390/s390.c (legitimate_address_p): Rename to...
7213 (s390_legitimate_address_p): ... this, make static.
7214 (legitimize_address): Adjust call.
7215 (TARGET_LEGITIMATE_ADDRESS_P): New.
7216 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7218 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7219 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7220 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7221 (TARGET_LEGITIMATE_ADDRESS_P): New.
7223 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7224 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7225 * config/spu/spu.c (spu_legitimate_address): Rename to...
7226 (spu_legitimate_address_p): ... this, make static.
7227 (TARGET_LEGITIMATE_ADDRESS_P): New.
7229 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7230 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7231 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7232 (sparc_legitimate_address_p): ... this, make static and return bool.
7233 (legitimize_address): Adjust call.
7234 (TARGET_LEGITIMATE_ADDRESS_P): New.
7236 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7237 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7238 * config/i386/i386.c (legitimate_address_p): Rename to...
7239 (ix86_legitimate_address_p): ... this, make static.
7240 (constant_address_p): Move after it, adjust call.
7241 (TARGET_LEGITIMATE_ADDRESS_P): New.
7243 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7244 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7245 * config/avr/avr.c (legitimate_address_p): Rename to...
7246 (avr_legitimate_address_p): ... this, make static.
7247 (legitimize_address): Adjust call.
7248 (TARGET_LEGITIMATE_ADDRESS_P): New.
7250 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7251 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7252 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7253 (TARGET_LEGITIMATE_ADDRESS_P): New.
7255 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7256 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7257 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7258 (TARGET_LEGITIMATE_ADDRESS_P): New.
7260 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7261 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7263 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7265 (TARGET_LEGITIMATE_ADDRESS_P): New.
7267 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7268 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7270 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7272 (m68hc11_legitimate_address_p): ... this, make static.
7273 (go_if_legitimate_address_internal): Rename to...
7274 (m68hc11_legitimate_address_p_1): ... this.
7275 (legitimize_address): Adjust call.
7276 (TARGET_LEGITIMATE_ADDRESS_P): New.
7278 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7279 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7280 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7281 (TARGET_LEGITIMATE_ADDRESS_P): New.
7283 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7284 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7285 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7286 (mn10300_legitimate_address_p): ... this, make static.
7287 (TARGET_LEGITIMATE_ADDRESS_P): New.
7289 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7290 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7291 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7292 (TARGET_LEGITIMATE_ADDRESS_P): New.
7294 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7295 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7296 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7297 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7298 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7299 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7300 (rs6000_legitimate_address_p): ... this, make static.
7301 (TARGET_LEGITIMATE_ADDRESS_P): New.
7302 (REG_MODE_OK_FOR_BASE_P): Delete.
7303 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7305 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7306 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7308 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7309 static, adjust types.
7310 (TARGET_LEGITIMATE_ADDRESS_P): New.
7312 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7313 * config/score/score.c (score_address_p): Rename to...
7314 (score_legitimate_address_p): ... this.
7315 (TARGET_LEGITIMATE_ADDRESS_P): New.
7316 * config/score/score3.c (score3_address_p): Rename to...
7317 (score3_legitimate_address_p): ... this.
7318 * config/score/score7.c (score7_address_p): Rename to...
7319 (score7_legitimate_address_p): ... this.
7321 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7322 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7323 GO_IF_LEGITIMATE_ADDRESS): Delete.
7324 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7325 thumb2_legitimate_address_p): Delete.
7326 (arm_legitimate_address_p): Rename to...
7327 (arm_legitimate_address_outer_p): ... this.
7328 * config/arm/constraints.md ("Uq"): Adjust call.
7329 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7330 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7332 (arm_legitimate_address_outer_p): ... this.
7333 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7335 (TARGET_LEGITIMATE_ADDRESS_P): New.
7337 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7338 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7339 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7340 (TARGET_LEGITIMATE_ADDRESS_P): New.
7342 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7343 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7344 * config/vax/vax.c (legitimate_address_p): Rename to...
7345 (vax_legitimate_address_p): ... this, make static.
7346 (TARGET_LEGITIMATE_ADDRESS_P): New.
7348 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7349 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7350 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7351 (TARGET_LEGITIMATE_ADDRESS_P): New.
7353 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7354 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7355 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7356 (mmix_legitimate_address_p): ... this, make static.
7357 (TARGET_LEGITIMATE_ADDRESS_P): New.
7359 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7360 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7361 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7362 (TARGET_LEGITIMATE_ADDRESS_P): New.
7364 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7366 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7367 of MODE_COMPLEX_INT.
7369 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7371 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7372 LCT_NORMAL in function call.
7373 * mips-tdump.c (print_file_desc): Add cast to enum type.
7374 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7375 (mark_stabs): Add casts to enum types.
7376 (parse_stabs_common): Add casts to enum types.
7378 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7380 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7381 Check for invalid values of LETTER.
7383 2009-05-13 Taras Glek <tglek@mozilla.com>
7385 * attribs.c (register_attribute): moved out attribute registration
7386 into register_attribute.
7387 * doc/plugins.texi: Documented register_attribute and
7389 * gcc-plugin.h: Added forward decl for register_attribute.
7390 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7391 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7392 PLUGIN_ATTRIBUTES boilerplate.
7394 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7396 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7397 values even in sentinel and empty entries.
7398 (ms_printf_flag_specs): Likewise.
7399 (ms_scanf_flag_specs): Likewise.
7400 (ms_strftime_flag_specs): Likewise.
7401 (ms_print_char_table): Likewise.
7402 (ms_scan_char_table): Likewise.
7403 (ms_time_char_table): Likewise.
7405 2009-05-13 Doug Kwan <dougkwan@google.com>
7407 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7409 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7411 * config/mips/mips.md (store): Add attributes for QI and HI.
7413 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7414 (truncdi<mode>2): ... this new pattern.
7416 2009-05-13 Brad Hards <bradh@kde.org>
7418 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7420 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7421 Ben Elliston <bje@au.ibm.com>
7424 * dse.c (check_mem_read_rtx): Guard against width == -1.
7426 2009-05-13 Michael Matz <matz@suse.de>
7429 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7430 (trivially_conflicts_p): New function.
7431 (insert_backedge_copies): Use it.
7433 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7435 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7436 (handle_stdc_pragma): Use new enum constant names.
7437 (handle_pragma_float_const_decimal64): Ditto.
7439 2009-05-13 Ian Lance Taylor <iant@google.com>
7441 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7444 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7446 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7447 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7449 * config/m68k/m68k.h (FL_UCLINUX): Define.
7451 2009-05-13 Jan Hubicka <jh@suse.cz>
7453 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7455 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7457 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7458 unless -fschedule-insns is specified.
7460 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7463 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7464 TARGET_EXPAND_CBRANCHDI4.
7465 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7466 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7467 (cmpeqdi): Fix comment.
7469 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7471 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7472 (sh_legitimate_address_p): Likewise.
7473 * config/sh/sh.c (sh_legitimate_index_p): New.
7474 (sh_legitimate_address_p): Likewise.
7475 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7476 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7477 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7478 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7479 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7480 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7481 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7482 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7483 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7485 2009-05-12 Jan Hubicka <jh@suse.cz>
7487 * tree-inline.c (estimate_operator_cost): Add operands;
7488 when division happens by constant, it is cheap.
7489 (estimate_num_insns): Loads and stores are not having cost of 0;
7490 EH magic stuff is cheap; when computing runtime cost of switch,
7491 use log2 base of amount of its cases; builtin_expect has cost of 0;
7492 compute cost for moving return value of call.
7493 (init_inline_once): Initialize time_based flags.
7494 * tree-inline.h (eni_weights_d): Add time_based flag.
7496 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7498 * df-core.c: Update head documentation.
7500 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7503 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7504 shadowing exisiting variable op1.
7506 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7509 * config/i386/driver-i386.c (processor_signatures): New enum.
7510 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7511 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7512 processor signature to detect geode processor.
7514 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7518 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7520 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7521 causes spurious differences between trunk and cond-optab branch.
7523 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7525 * dojump.c (compare_from_rtx): Delete.
7526 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7527 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7528 if the comparison does not satisfy the predicate; test predicates for
7529 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7530 further if one existing pattern fails.
7531 * expr.h (compare_from_rtx): Delete.
7532 (prepare_operand): Declare it.
7533 * optabs.c: Change "lib call" to "libcall" throughout.
7534 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7535 HAVE_conditional_trap, emit_cmp_insn): Delete.
7536 (can_compare_p): Delete cmp_optab case.
7537 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7538 Accept other parameters by value.
7539 (prepare_operand): Make non-static.
7540 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7541 other parameters by value. Try to widen operands here based on
7542 an optab_methods argument and looking at cbranch_optab.
7543 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7544 loop. Use cbranch_optab directly.
7545 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7546 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7548 (emit_conditional_move, emit_conditional_add): Inline what's needed
7549 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7550 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7551 with COMPARE. Move cmov_optab and cstore_optab above
7552 with cbranch_optab, move cmp_optab down with ucmp_optab,
7553 remove tst_otpab. Do not initialize trap_rtx.
7554 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7555 for trap code. Do not check HAVE_conditional_trap. Use
7556 prepare_cmp_insn. Accept no predicate for operand 3.
7557 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7558 (OTI_ctrap, ctrap_optab): New.
7559 (tst_optab): Delete.
7560 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7561 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7562 with lookup of ctrap_optab.
7563 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7567 * combine.c (combine_simplify_rtx, simplify_set): Do not
7568 special case comparing against zero for cc0 machines.
7569 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7570 COMPARE on cc0 machines.
7571 (simplify_relational_operation): Return a new expression when
7572 a COMPARE could be removed.
7573 * final.c (final_scan_insn): Compare cc_status values
7574 against LHS of a (compare FOO (const_int 0)) cc0 source.
7575 Also check if cc_status.value is the full compare.
7577 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7578 (cstoreMM4): Document.
7579 (conditional_trap): Document ctrapMM4 instead.
7580 (sync_compare_and_swapMM): Refer to cbranchcc4.
7581 (Dependent Patterns): Eliminate obsolete information referring to
7582 the old jump optimization phase.
7583 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7584 of compares with 0 on cc0 machines.
7585 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7586 avoiding references to cc0. Remove text about storing operands
7588 * doc/tm.texi (Condition Codes): Include blurb on different
7589 condition code representations, separate into subsections for
7590 CC0, MODE_CC and conditional execution.
7592 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7593 alpha_emit_setcc): Accept operands and a machine mode.
7594 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7595 Get code/op0/op1 from operands, use machine mode argument
7596 instead of alpha_compare.fp_p. Emit the branch here.
7597 (alpha_emit_setcc): Likewise, and return boolean.
7598 (alpha_emit_conditional_move): Likewise. Assert that
7599 cmp_op_mode == cmp_mode, and simplify accordingly.
7600 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7601 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7602 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7604 (stack probe test): Use cbranchdi4.
7605 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7607 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7608 * config/arc/arc.h (movsicc, movsfcc): Use it.
7609 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7610 (cbranchsi4, cstoresi4): New.
7611 (cmpsi, bCC and sCC expanders): Remove.
7613 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7614 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7615 * config/arm/predicates.md (arm_comparison_operator): Only include
7616 floating-point operators if there is a hardware floating-point unit.
7617 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7618 deferring to cbranch_cc and cstore_cc respectively.
7619 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7620 cbranch_cc, cstore_cc): New.
7621 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7623 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7625 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7626 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7628 (adjust_insn_length): Adjust calls.
7629 (avr_reorg): Handle (compare (foo) (const_int 0)).
7630 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7631 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7632 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7633 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7635 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7636 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7638 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7639 (cbranchsi4, cstorebi4, cstoresi4): New.
7640 (movbisi): This insn is duplicate, split it to zero_extend.
7641 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7642 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7643 (bfin_optimize_loop): Use cbranch expander.
7644 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7645 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7646 (bfin_bimode_comparison_operator): ... this.
7647 (bfin_direct_comparison_operator): New.
7649 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7650 inside (compare FOO (const_int 0)).
7651 (cris_rtx_costs): Handle ZERO_EXTRACT.
7652 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7653 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7654 (*tstdi_v32): Delete.
7655 (*cmpdi_non_v32): Add M alternative for operand 1.
7656 (cmpsi, cmp<mode>): Make private.
7657 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7659 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7661 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7662 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7663 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7664 (cc_reg_operand): New.
7666 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7667 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7668 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7669 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7670 crx_expand_scond): Delete.
7672 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7674 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7675 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7677 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7678 cstoresi4, cstoresf4, cstoredf4): New.
7679 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7680 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7681 Receive the entire operands array.
7682 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7683 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7684 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7685 Get test/op0/op1 from the operands array.
7686 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7688 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7689 (h8300_expand_store): New.
7690 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7692 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7693 (h8300_expand_store): New.
7694 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7695 or do not try to produce (set (cc0) REG).
7696 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7697 change a compare into a move to a scratch register. Disable some
7698 peepholes when comparing with zero.
7699 (tstsi, tsthi, tstsi, cmpqi): Make private.
7702 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7705 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7706 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7707 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7708 (ix86_emit_i387_log1p): Use cbranchxf2.
7709 (ix86_expand_setcc): Return void.
7710 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7711 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7712 cmp<MODEF>, cmpcc): Remove.
7713 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7714 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7715 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7716 (sCC and bCC expanders): Remove.
7717 (stack_protect_test): Use cbranchcc4.
7719 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7721 (ia64_expand_compare): Accept three rtx by reference and return void.
7722 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7723 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7724 from *expr. Update *expr with the BImode comparison to do.
7725 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7726 cmptf, bCC, sCC, conditional_trap): Delete.
7727 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7728 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7729 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7730 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7731 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7733 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7734 type of last argument.
7735 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7736 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7737 use machine mode argument instead of branch_type. Remove dead
7738 code for floating-point comparisons.
7739 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7740 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7742 (cbranchsi4, cstoresi4): New.
7743 * config/iq2000/predicates.md (reg_or_const_operand): New.
7745 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7746 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7747 (b<code>_op): Rewrite to...
7748 (bcc_op): ... this, using match_operator.
7749 (s<code>_op): Rewrite to...
7750 (scc_op): ... this, using match_operator.
7751 (s<code>_24_op): Rewrite to...
7752 (scc_op_24): ... this, using match_operator.
7753 (s<code>_<mode>): Rewrite to...
7754 (cstore<mode>4): ... this, using match_operator.
7755 (s<code>_<mode>_24): Rewrite to...
7756 (cstore<mode>4_24): ... this, using match_operator.
7757 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7758 m32c_unpend_compare, m32c_expand_scc): Delete.
7759 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7760 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7761 (m32c_expand_movcc): Change NE to EQ if necessary.
7762 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7764 * config/m32r/m32r-protos.h (gen_cond_store): New.
7765 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7766 (gen_cond_store): New, from sCC patterns.
7767 (m32r_expand_block_move): Use cbranchsi4.
7768 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7769 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7770 (cbranchsi4, cstoresi4): New.
7772 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7774 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7775 (m68hc11_notice_update_cc): Look into a compare with 0.
7776 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7778 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7779 cmphi, cmpqi, bCC): Delete.
7780 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7781 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7782 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7785 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7786 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7787 * config/m68k/constraints.md (H): New.
7788 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7789 the define_insn below.
7790 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7791 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7792 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7793 patterns): Wrap RHS with COMPARE.
7794 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7795 (*cmpdi_internal): Name this pattern.
7796 (cmpdi): Change to define_insn.
7797 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7798 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7799 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7801 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7802 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7803 (conditional_trap): Change to...
7804 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7805 (*conditional_trap): Use the ordered_comparison_operator and
7806 const1_operand predicates.
7807 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7808 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7809 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7810 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7812 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7813 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7814 (mcore_gen_compare): New.
7815 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7816 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7817 (mcore_gen_compare): ... this.
7818 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7819 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7820 (stack probe pattern): Use cbranchsi4.
7822 * config/mips/predicates.md (mips_cstore_operator): New.
7823 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7824 * config/mips/mips.md (any_cond): Delete.
7825 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7827 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7828 fixuns_truncsfdi2): Use cbranch patterns.
7829 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7830 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7831 Adjust call to mips_expand_conditional_branch.
7832 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7834 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7835 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7836 * config/mips/mips.c (cmp_operands): Delete.
7837 (mips_emit_compare): Get comparison operands from *op0/*op1.
7838 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7839 that it succeeds. Use op0/op1 instead of cmp_operands.
7840 (mips_expand_conditional_branch, mips_expand_conditional_move,
7841 mips_expand_conditional_trap): Likewise.
7842 (mips_block_move_loop): Use cbranch patterns.
7843 * config/mips/mips.h (cmp_operands): Delete.
7845 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7846 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7847 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7848 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7849 (*cmpcc_folded): Rename to...
7850 (*cmpdi_folded): this.
7851 (*cmpcc): Rename to...
7853 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7856 (cbranchdf4): New. Handle invalid comparisons here.
7857 * config/mmix/predicates.md (float_comparison_operator): New.
7859 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7860 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7861 * config/mn10300/mn10300.md (tst): Delete.
7862 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7863 Name these patterns and wrap RHS in a compare.
7864 (*cmpsi): Make this pattern private. Include tst.
7865 (*cmpsf): Make this pattern private.
7866 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7867 (compare with zero peepholes): Likewise.
7869 (cbranchsi4, cbranchsf4): New.
7870 (casesi): Use cbranchsi4.
7872 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7873 hppa_branch_type): Delete.
7874 (return_addr_rtx): Use cbranchsi4.
7875 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7876 Emit CCFPmode comparison here.
7877 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7878 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7879 hppa_branch_type): Delete.
7880 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7881 (movsicc, movdicc): Remove references to hppa_compare_op0,
7882 hppa_compare_op1 and compare_from_rtx.
7883 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7884 (casesi): Use cbranchsi4.
7886 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7887 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7888 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7889 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7890 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7892 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7893 (*branch, *branch_inverted): New.
7895 * config/picochip/picochip.md (cbranchhi4): Use
7896 ordered_comparison_operator.
7897 (cmphi, bCC): Remove.
7899 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7900 (trap_comparison_operator): Delete.
7901 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7902 rs6000_emit_cbranch): Accept mode and operands.
7903 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7904 rs6000_compare_fp_p): Delete.
7905 (rs6000_generate_compare): Accept mode and comparison. Extract code
7906 and op0/op1 from there. Replace references to rs6000_compare_op0
7907 and rs6000_compare_op1.
7908 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7909 extract result from passed operands.
7910 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7911 extract loc from passed operands.
7912 (rs6000_emit_cmove): Likewise.
7913 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7914 rs6000_compare_fp_p): Delete.
7915 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7916 (cbranch<GPR>4, cbranch<FP>4): New.
7917 (cstore<mode>4): New. Consolidate here all choices about when to use
7918 portable or specialized sCC sequences.
7919 (stack_protect_test): Use cbranchsi4.
7920 (conditional_trap): Replace with ctrap<GPR>4.
7921 (conditional trap insn): Replace trap_comparison_operator with
7922 ordered_comparison_operator.
7924 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7925 (s390_emit_prologue): Use ctrap.
7926 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7927 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7928 New predicates replacing...
7929 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7930 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7931 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7932 (add<mode>cc): Do not use s390_compare_op0/op1.
7933 (s<code>): Change to...
7934 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7936 (cstorecc4): ... this. Handle EQ or NE equally.
7937 (*sne): Un-privatize for use in cstorecc4.
7938 (b<code>): Change to...
7939 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7940 (conditional_trap): Replace with...
7941 (ctrap<GPR>4, ctrap<FP>4): ... these.
7942 (stack_protect): Use cbranchcc4.
7944 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7945 * config/score/score-protos.h (score_gen_cmp): Delete.
7946 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7947 (score_block_move-loop): Use cbranchsi4.
7948 * config/score/score.md (cbranchsi4): New.
7949 (cmpsi, bCC): Delete.
7950 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7951 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7952 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7953 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7954 * config/score/score3.h (score3_gen_cmp): Delete.
7955 * config/score/score7.h (score7_gen_cmp): Delete.
7957 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7958 (sh_emit_scc_to_t): ... this. Return void.
7959 (from_compare): Rename to...
7960 (sh_emit_compare_and_branch): ... this.
7961 (sh_emit_compare_and_set): New.
7962 (sh_expand_t_scc): Accept operands.
7963 * config/sh/predicates.md (sh_float_comparison_operator): New.
7964 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7965 (prepare_scc_operands): Rename to...
7966 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7968 (sh_emit_cheap_store_flag): New.
7969 (sh_emit_set_t_insn): New.
7970 (from_compare): Rename to...
7971 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7972 handling of TARGET_SH2E floating point to avoid recursive call.
7973 Generate branch here.
7974 (sh_emit_compare_and_set): New.
7975 (sh_expand_t_scc): Get op0/op1 from arguments.
7976 (sh_emit_cheap_store_flag): New.
7977 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7979 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7980 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7981 (movsicc, movdicc): Do nothing when it recreated operands from
7982 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7983 prepare_scc_operands (now sh_emit_scc_to_t).
7984 (udivdi3): Use cstoresi4.
7985 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7986 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7987 (cbranchint4_media, cbranchfp4_media): New.
7988 (casesi): Use cbranchdi4.
7989 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7991 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7992 (movnegt): Remove second operand.
7993 (cbranchsf4, cbranchdf4): New.
7994 (stack_protect): Use cbranchdi4/cbranchsi4.
7996 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7997 (gen_compare_reg): Accept comparison, extract part of it to...
7998 (gen_compare_reg_1): ... this.
7999 (gen_compare_operator): Delete.
8000 (gen_v9_scc): Accept separate destination, comparison code and arms.
8001 Do not use sparc_compare_op0/sparc_compare_op1.
8002 (emit_scc_insn, emit_conditional_branch_insn): New.
8003 (emit_v9_brxx): Make static. Remove useless assertion.
8004 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8006 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8007 * config/sparc/sparc-protos.h (gen_compare_reg,
8008 sparc_emit_float_lib_cmp): Adjust prototype.
8009 (emit_scc_insn, emit_conditional_branch_insn): New.
8010 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8011 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8012 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8013 iterators to the top.
8014 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8015 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8016 snedi_special_trunc): Delete.
8017 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8018 and snedi_special_trunc.
8019 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8020 cbranchdi4, cbranch<F:mode>4): New.
8021 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8022 here. Use gen_compare_reg instead of gen_compare_operator.
8023 (conditional_trap): Replace with...
8024 (ctrapsi4, ctrapdi4): ... this.
8025 (stack_protect_test): Use cbranchcc4.
8027 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8029 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8030 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8031 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8032 from operands[0] or operands[3] depending on is_set.
8033 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8034 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8035 cmpdf, bCC), sCC: Remove.
8036 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8037 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8039 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8040 spu_emit_branch_or_set.
8042 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8044 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8045 xstormy16_compare_op1): Delete.
8046 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8047 xstormy16_compare_op1): Delete.
8048 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8050 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8051 (cmphi, cmpsi, bCC): Remove.
8053 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8054 (*cmpsi): ... this one.
8055 (cbranchsi4, cstoresi4): New.
8056 (bCC expanders): Delete.
8057 (sCC insns): Fold into...
8058 (*setcc): ... this one.
8059 (casesi): Do not use gen_cmpsi and gen_bgtu.
8060 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8061 (movsicc): Simplify.
8062 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8064 * config/vax/vax-protos.h (cond_name): New.
8065 (vax_output_conditional_branch): Remove.
8066 * config/vax/vax.c (cond_name): New.
8067 (vax_output_conditional_branch): Remove.
8068 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8069 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8070 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8071 (bit<VAXint>): Wrap source with (compare).
8072 (b<code> and following unnamed pattern): Rename to *branch and
8073 *branch_reversed. Change macroization to match_operator.
8074 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8076 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8077 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8078 Change last argument to machine_mode.
8079 (xtensa_expand_scc): Add machine_mode argument.
8080 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8081 (gen_conditional_move, xtensa_expand_conditional_branch,
8082 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8083 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8084 Adjust operand numbers.
8085 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8087 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8088 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8089 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8091 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8093 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8094 causes spurious differences between trunk and cond-optab branch.
8096 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8099 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8101 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8103 * tree.c (iterative_hash_pointer): Delete.
8104 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8105 Hash UIDs and versions of SSA names. Don't special-case built-in
8106 function declarations.
8108 2009-05-11 Ian Lance Taylor <iant@google.com>
8111 * graphite.c: Force -Wc++-compat to only be a warning before
8112 #including "cloog/cloog.h".
8114 2009-05-11 Martin Jambor <mjambor@suse.cz>
8116 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8118 2009-05-11 Jan Hubicka <jh@suse.cz>
8120 * tree-ssa-loop-ivcanon.c: Include target.h
8121 (struct loop_size): new structure.
8122 (constant_after_peeling): New predicate.
8123 (tree_estimate_loop_size): New function.
8124 (estimated_unrolled_size): Rewrite for new estimates.
8125 (try_unroll_loop_completely): Use new estimates.
8126 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8128 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8130 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8131 libcpp interface change.
8132 (spu_macro_to_expand): Likewise.
8134 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8136 PR tree-optimization/40026
8137 * gimplify.c (gimplify_init_constructor): Change initial conditional
8138 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8139 optimize_compound_literals_in_ctor.
8141 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8143 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8145 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8147 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8149 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8150 HOST_WIDE_INT for gap.
8152 2009-05-11 Ira Rosen <irar@il.ibm.com>
8154 PR tree-optimization/40074
8155 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8156 account in group size and step comparison.
8158 2009-05-11 Richard Guenther <rguenther@suse.de>
8160 * passes.c (init_optimization_passes): Strip now incorrect comment.
8161 (execute_function_todo): Do not set PROP_alias.
8162 * tree-pass.h (PROP_alias): Remove.
8163 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8164 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8165 * tree-nrv.c (pass_return_slot): Likewise.
8166 * tree-object-size.c (pass_object_sizes): Likewise.
8167 * tree-ssa-dom.c (pass_dominator): Likewise.
8168 (pass_phi_only_cprop): Likewise.
8169 * tree-ssa-dse.c (pass_dse): Likewise.
8170 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8171 (pass_cselim): Likewise.
8172 * tree-ssa-pre.c (pass_pre): Likewise.
8173 (pass_fre): Likewise.
8174 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8175 * tree-ssa-sink.c (pass_sink_code): Likewise.
8176 * tree-stdarg.c (pass_stdarg): Likewise.
8177 * tree-tailcall.c (pass_tail_calls): Likewise.
8178 * tree-vrp.c (pass_vrp): Likewise.
8180 2009-05-10 Ian Lance Taylor <iant@google.com>
8182 * basic-block.h (enum profile_status): Break out of struct
8184 * cgraph.h (struct inline_summary): Break out of struct
8186 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8187 of struct cgraph_order_sort.
8188 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8189 * cse.c (struct branch_path): Break out of struct
8190 cse_basic_block_data.
8191 * except.h (enum eh_region_type): Break out of struct eh_region.
8192 * gcc.c (enum add_del): Break out of struct modify_target.
8193 * genrecog.c (enum decision_type): Break out of struct decision_test.
8194 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8196 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8197 * regmove.c (enum match_use): New enum, broken out of struct match.
8198 * sched-int.h (enum post_call_group): New enum, broken out of
8200 (struct deps_reg): Break out of struct deps.
8201 * target.h (struct asm_int_op): Break out of struct gcc_target.
8202 * tree-eh.c (struct goto_queue_node): Break out of struct
8204 * tree-inline.h (enum copy_body_cge_which): Break out of
8206 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8208 * c-decl.c (in_struct, struct_types): New static variables.
8209 (pushtag): Add loc parameter. Change all callers.
8210 (lookup_tag): Add ploc parameter. Change all callers.
8211 (check_compound_literal_type): New function.
8212 (parser_xref_tag): Add loc parameter. Change all callers. If
8213 -Wc++-compat, warn about struct/union/enum types defined within a
8215 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8216 and loc parameters. Change all callers. Change error calls to
8217 error_at, using loc. For a redefinition, if the location of the
8218 original definition is known, report it. Set in_struct and
8219 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8220 (finish_struct): Add new parameters enclosing_in_struct and
8221 enclosing_struct_types. Change all callers. Set
8222 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8223 in the struct. If in a struct, add this struct to struct_types.
8224 (start_enum): Add loc parameter. Change all callers. Use
8225 error_at for errors, using loc. For a redefinition, if the
8226 location of the original definition is known, report it. If in a
8227 struct, add this enum type to struct_types. If -Wc++-compat warn
8228 if in sizeof, typeof, or alignof.
8229 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8230 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8231 (c_parser_enum_specifier): Get enum location for start_enum.
8232 (c_parser_struct_or_union_specifier): Get struct location for
8233 start_struct. Save in_struct and struct_types status between
8234 start_struct and finish_struct.
8235 (c_parser_cast_expression): Get location of cast.
8236 (c_parser_alignof_expression): Get location of type.
8237 (c_parser_postfix_expression): Likewise.
8238 (c_parser_postfix_expression_after_paren_type): Add type_loc
8239 parameter. Change all callers. Call check_compound_literal_type.
8240 Use type_loc for error about variable size type.
8241 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8242 of an enum constant from an enum type defined in a struct or union.
8243 (c_cast_expr): Add loc parameter. Change all callers. If
8244 -Wc++-compat, warn about defining a type in a cast.
8245 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8246 (start_enum, start_struct, finish_struct): Update declarations.
8247 (parser_xref_tag, c_cast_expr): Update declarations.
8248 (check_compound_literal_type): Declare.
8250 2009-05-11 Ben Elliston <bje@au.ibm.com>
8252 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8253 for recent libcpp interface change.
8254 (rs6000_macro_to_expand): Likewise.
8256 2009-05-10 Michael Matz <matz@suse.de>
8259 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8260 not at entry of function.
8262 2009-05-10 Richard Guenther <rguenther@suse.de>
8264 PR tree-optimization/40081
8266 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8267 using the main variant of the element type. Do not fiddle with
8268 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8270 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8271 structs with volatile fields.
8273 2009-05-10 Jan Hubicka <jh@suse.cz>
8275 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8276 (estimate_move_cost): Assert that it does not get called for
8278 (estimate_num_insns): Skip VOID types in argument handling.
8279 (optimize_inline_calls): Delete unreachable blocks and verify that
8282 2009-05-10 Jan Hubicka <jh@suse.cz>
8284 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8285 * cgraph.c (cgraph_mark_address_taken_node): New function.
8286 (dump_cgraph_node): Dump new flag.
8287 * cgraph.h (struct cgraph_node): Add address_taken.
8288 (cgraph_mark_address_taken_node): New function.
8289 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8290 since new direct calls can be born.
8292 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8294 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8297 2009-05-10 Jan Hubicka <jh@suse.cz>
8300 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8302 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8303 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8304 * tree-inline.c (copy_bb): Set frequency correctly.
8305 (fold_marked_statements): Update call to
8306 cgraph_update_edges_for_call_stmt.
8308 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8310 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8311 identifiers in diagnostics.
8312 * config/arm/arm.c (arm_handle_fndecl_attribute,
8313 arm_handle_isr_attribute): Likewise.
8314 * config/avr/avr.c (avr_handle_progmem_attribute,
8315 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8316 * config/bfin/bfin.c (handle_int_attribute,
8317 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8318 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8319 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8321 * config/darwin.c (darwin_handle_kext_attribute,
8322 darwin_handle_weak_import_attribute): Likewise.
8323 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8324 h8300_handle_eightbit_data_attribute,
8325 h8300_handle_tiny_data_attribute): Likewise.
8326 * config/i386/i386.c (ix86_handle_cconv_attribute,
8327 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8328 * config/i386/winnt.c (ix86_handle_shared_attribute,
8329 ix86_handle_selectany_attribute): Likewise.
8330 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8331 * config/m32c/m32c.c (function_vector_handler): Likewise.
8332 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8333 m68hc11_handle_fntype_attribute): Likewise.
8334 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8335 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8336 * config/mips/mips.c (mips_insert_attributes,
8337 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8338 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8339 rs6000_handle_struct_attribute): Likewise.
8340 * config/sh/sh.c (sh_insert_attributes,
8341 sh_handle_resbank_handler_attribute,
8342 sh_handle_interrupt_handler_attribute,
8343 sh2a_handle_function_vector_handler_attribute,
8344 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8346 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8347 * config/spu/spu.c (spu_handle_fndecl_attribute,
8348 spu_handle_vector_attribute): Likewise.
8349 * config/stormy16/stormy16.c
8350 (xstormy16_handle_interrupt_attribute): Likewise.
8351 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8352 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8354 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8356 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8357 (pp_translate_identifiers): New.
8358 (pp_identifier): Only conditionally translate identifier to locale
8360 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8361 (pp_base_tree_identifier): Only conditionally translate identifier
8362 to locale character set.
8363 * c-pretty-print.c (M_): Define.
8364 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8365 fragments for conditional translation with M_.
8366 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8367 identifier translation.
8369 2009-05-10 Richard Guenther <rguenther@suse.de>
8371 PR tree-optimization/40081
8372 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8373 using the main variant of the element type. Do not fiddle with
8374 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8376 2009-05-09 Jan Hubicka <jh@suse.cz>
8379 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8380 indirect calls; verify cgraph afterwards.
8382 2009-05-09 Jan Hubicka <jh@suse.cz>
8385 * ipa.c (update_inlined_to_pointer): New function.
8386 (cgraph_remove_unreachable_nodes): Use it.
8388 2009-05-09 Jan Hubicka <jh@suse.cz>
8390 * tree-eh.c (struct leh_state): Remove prev_try.
8391 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8393 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8394 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8395 remove_eh_handler_and_replace, foreach_reachable_handler,
8396 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8397 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8398 (gen_eh_region_cleanup): Update prototype.
8400 2009-05-09 Jan Hubicka <jh@suse.cz>
8403 * except.c (copy_eh_region): Always set prev_try.
8404 (redirect_eh_edge_to_label): Find outer try.
8405 (foreach_reachable_handler): When looking for prev try
8406 handle case where previous try is not going to be taken.
8408 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8410 PR tree-optimization/40049
8411 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8412 only vector/vector shifts, convert the type of the constant to the
8413 appropriate type to avoid building incorrect trees, which
8414 eventually have problems with garbage collection.
8416 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8418 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8419 -1 for complex floating-point types if honoring signed zeros.
8421 2009-05-08 Jan Hubicka <jh@suse.cz>
8423 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8424 argument; handle correctly when profile is absent.
8425 (build_cgraph_edges): Update.
8426 (rebuild_cgraph_edges): Update.
8427 * cgraph.c: Do not include varray.h.
8428 (cgraph_set_call_stmt_including_clones): New function.
8429 (cgraph_create_edge_including_clones): Likewise
8430 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8431 (cgraph_update_edges_for_call_stmt): Handle clones.
8432 (cgraph_remove_node): Handle clone tree.
8433 (cgraph_remove_node_and_inline_clones): New function.
8434 (dump_cgraph_node): Dump clone tree.
8435 (cgraph_clone_node): Handle clone tree.
8436 (clone_function_name): Bring here from tree-inline.c.
8437 (cgraph_create_virtual_clone): New function.
8438 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8439 (cgraph_clone_info): New function.
8440 (strut cgraph_node): Add clone_info and new clone tree pointers.
8441 (cgraph_remove_node_and_inline_clones,
8442 cgraph_set_call_stmt_including_clones,
8443 cgraph_create_edge_including_clones,
8444 cgraph_create_virtual_clone): Declare.
8445 (cgraph_function_versioning): Use VEC argument.
8446 (compute_call_stmt_bb_frequency): Update prototype.
8447 (cgraph_materialize_all_clones): New function.
8448 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8449 (ipcp_create_replace_map): Update to VECtors.
8450 (ipcp_update_callgraph): Use virtual clones.
8451 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8452 (ipcp_update_profiling): Do not update local profiling.
8453 (ipcp_insert_stage): Use VECtors and virtual clones.
8454 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8455 (clone_of_p): New function.
8456 (cgraph_preserve_function_body_p): Use clone tree.
8457 (cgraph_optimize): Materialize clones.
8458 (cgraph_function_versioning): Update for VECtors.
8459 (save_inline_function_body): Use clone tree.
8460 (cgraph_materialize_clone): New function.
8461 (cgraph_materialize_all_clones): Likewise.
8462 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8463 * ipa.c: Include gimple.h.
8464 (cgraph_remove_unreachable_nodes): Use clone tree.
8465 * ipa-prop.c (ipa_note_param_call): Update call to
8466 compute_call_stmt_bb_frequencycall.
8467 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8468 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8469 (copy_bb): Handle updating of clone tree; add new edge when new call
8471 (expand_call_inline): Be strict about every call having edge.
8472 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8473 (delete_unreachable_blocks_update_callgraph): New function.
8474 (tree_function_versioning): Use VECtors; always remove unreachable
8475 blocks and fold conditionals.
8476 * tree-inline.h: Do not include varray.h.
8477 (tree_function_versioning): Remove.
8478 * Makefile.in (GTFILES): Remove tree-inline.c
8479 * passes.c (do_per_function): Do only functions having body.
8480 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8483 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8484 Andrew Morrow <acm@google.com>
8487 * c-common.c (c_common_attribute_table): Permit deprecated
8488 attribute to take an optional argument.
8489 (handle_deprecated_attribute): If the optional argument to
8490 __attribute__((deprecated)) is not a string ignore the attribute
8493 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8494 * c-typeck.c (build_component_ref): Likewise.
8495 (build_external_ref): Likewise.
8497 * toplev.c (warn_deprecated_use): Add an attribute argument.
8498 Emit the message associated with __attribute__((deprecated)).
8500 * toplev.h (warn_deprecated_use): Updated.
8502 * doc/extend.texi: Document new optional parameter to
8503 __attribute__((deprecated))
8505 2009-05-08 Michael Eager <eager@eagercon.com>
8507 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8508 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8510 2009-05-08 Richard Guenther <rguenther@suse.de>
8512 PR tree-optimization/40062
8513 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8514 Avoid exponential behavior.
8516 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8518 PR rtl-optimization/33928
8520 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8521 process_uses, build_single_def_use_links): New.
8522 (update_df): Update use_def_ref.
8523 (forward_propagate_into): Use get_def_for_use instead of use-def
8525 (fwprop_init): Call build_single_def_use_links and let it initialize
8527 (fwprop_done): Free use_def_ref.
8528 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8529 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8530 df_rd_simulate_one_insn): New.
8531 (df_rd_bb_local_compute_process_def): Update head comment.
8532 (df_chain_create_bb): Use the new RD simulation functions.
8533 * df.h (df_rd_simulate_artificial_defs_at_top,
8534 df_rd_simulate_one_insn): New.
8535 * opts.c (decode_options): Enable fwprop at -O1.
8536 * doc/invoke.texi (-fforward-propagate): Document this.
8538 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8541 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8542 and one complex operand specially.
8543 * tree-complex.c (some_nonzerop): Do not identify a real value as
8544 zero if flag_signed_zeros.
8546 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8548 PR rtl-optimization/33928
8549 * loop-invariant.c (record_use): Fix && vs. || mishap.
8551 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8553 PR rtl-optimization/33928
8554 * loop-invariant.c (struct use): Add addr_use_p.
8555 (struct def): Add n_addr_uses.
8556 (struct invariant): Add cheap_address.
8557 (create_new_invariant): Set cheap_address.
8558 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8559 (record_uses): Pass df_ref to record_use.
8560 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8563 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8565 * config/sh/sh.c: Do not include c-pragma.h.
8567 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8569 * config/spu/spu.c: Remove include of c-common.h.
8571 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8574 * c-common.h (mark_valid_location_for_stdc_pragma,
8575 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8576 clear_float_const_decimal64, float_const_decimal64_p): New.
8577 * c.opt (Wunsuffixed-float-constants): New.
8578 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8579 unsuffixed float constant, handle new warning.
8580 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8581 * c-decl.c (c_scope): New flag float_const_decimal64.
8582 (set_float_const_decimal64, clear_float_const_decimal64,
8583 float_const_decimal64_p): New.
8584 (push_scope): Set new flag.
8585 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8586 to use STDC pragmas.
8587 (c_parser_external_declaration): Ditto.
8588 (c_parser_compound_statement_nostart): Ditto.
8589 * c-pragma.c (valid_location_for_stdc_pragma,
8590 mark_valid_location_for_stdc_pragma,
8591 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8592 handle_pragma_float_const_decimal64): New.
8593 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8594 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8595 set_float_const_decimal64, clear_float_const_decimal64,
8596 float_const_decimal64_p): New dummy functions.
8597 * doc/extend.texi (Decimal Float): Remove statement that the
8598 pragma, and suffix for double constants, are not supported.
8599 * doc/invoke.texi (Warning Options): List new option.
8600 (-Wunsuffixed-float-constants): New.
8602 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8604 * config/i386/i386.c: Do not include c-common.h.
8606 2009-05-07 Mark Heffernan <meheff@google.com>
8608 * doc/invoke.texi (Debugging Options): Document change of debugging
8610 * opts.c (decode_options): Make dump_base_name relative to
8611 aux_base_name directory.
8613 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8615 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8616 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8618 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8620 * Makefile.in (install-plugin): Simplify a bit.
8622 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8624 * Makefile.in (OBJS-common): Add regcprop.o.
8626 * timevar.def (TV_CPROP_REGISTERS): New.
8627 * regrename.c (regrename_optimize): Return 0.
8628 (rest_of_handle_regrename): Delete.
8629 (pass_rename_registers): Point to regrename_optimize.
8630 (struct value_data_entry, struct value_data,
8631 kill_value_one_regno, kill_value_regno, kill_value,
8632 set_value_regno, init_value_data, kill_clobbered_value,
8633 kill_set_value, kill_autoinc_value, copy_value,
8634 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8635 replace_oldest_value_reg, replace_oldest_value_addr,
8636 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8637 debug_value_data, validate_value_data): Move...
8638 * regcprop.c: ... here.
8639 (rest_of_handle_cprop): Delete.
8640 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8642 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8645 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8646 GEN_INT for 1 << bitnum.
8647 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8650 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8652 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8653 Remove wrong description of "nand" operation.
8655 2009-05-06 Richard Guenther <rguenther@suse.de>
8656 Adam Nemet <anemet@caviumnetworks.com>
8658 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8659 comment. Add that if LHS is not a gimple register, then RHS1 has
8660 to be a single object (GIMPLE_SINGLE_RHS).
8662 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8664 * expr.c (get_def_for_expr): Move it up in the file.
8665 (store_field): When expanding a bit-field store, look at the
8666 defining gimple stmt for the masking conversion.
8668 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8671 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8672 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8673 32-bit memcpy into long.
8675 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8677 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8678 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8680 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8681 instead of appending DW_OP_deref*.
8683 2009-05-06 Michael Matz <matz@suse.de>
8686 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8687 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8689 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8691 * Makefile.in (install-plugin): Fix srcdir handling.
8693 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8695 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8696 when processing for not_regs_needed bitmap.
8697 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8698 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8699 handling it for rhs.
8701 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8703 * config/i386/i386.md (unnamed inc/dec peephole): Use
8704 optimize_insn_for_size_p instead of optimize_size.
8705 * config/i386/predicates.md (incdec_operand): Likewise.
8706 (aligned_operand): Likewise.
8707 * config/i386/sse.md (divv8sf3): Likewise.
8708 (sqrtv8sf2): Likewise.
8710 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8712 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8714 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8716 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8718 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8719 ssemodesuffixf2c with avxmodesuffixf2c.
8721 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8724 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8726 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8728 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8729 (struct tree_base): Adjust spacing for 8 bit boundaries.
8730 (struct tree_decl_common): Add decl_by_reference_flag bit.
8731 (DECL_BY_REFERENCE): Adjust.
8732 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8733 print DECL_BY_REFERENCE bit.
8734 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8735 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8736 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8737 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8741 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8742 range of the type, but default label is missing, add it with one
8743 of the existing labels instead of adding a new label for it.
8745 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8749 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8751 * Makefile.in (enable_plugin, plugin_includedir): New.
8752 (install): Depend on install-plugin.
8753 (PLUGIN_HEADERS): New.
8754 (install-plugin): New.
8755 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8757 2009-05-05 Richard Guenther <rguenther@suse.de>
8759 PR tree-optimization/40022
8760 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8762 (phivn_valid_p): Fix tuplification error, simplify.
8763 (phiprop_insert_phi): Add dumps.
8764 (propagate_with_phi): Simplify.
8766 2009-05-05 Richard Guenther <rguenther@suse.de>
8769 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8771 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8773 * tree.h (strip_float_extensions): Remove duplicate declaration.
8774 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8775 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8776 block_ultimate_origin): Rearrange the declarations line to match the
8777 comment that indicates the .c file which the functions are defined.
8778 (dwarf2out_*, set_decl_rtl): Add comment.
8779 (get_base_address): Adjust comment.
8780 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8781 declarations line and add comment.
8782 (is_builtin_name): Add blank after function name, for clarity.
8784 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8786 * attribs.c (decl_attributes): Use %qE for identifiers in
8788 * cgraphunit.c (verify_cgraph_node): Translate function names to
8789 locale character set in diagnostics.
8790 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8792 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8793 Document that functions are named in UTF-8.
8794 * expr.c (expand_expr_real_1): Translate function names to locale
8795 character set in diagnostics.
8796 * gimplify.c (omp_notice_variable, omp_is_private,
8797 gimplify_scan_omp_clauses): Use %qE for identifiers in
8799 * langhooks.c (lhd_print_error_function): Translate function names
8800 to locale character set.
8801 * langhooks.h (decl_printable_name): Document that return value is
8802 in internal character set.
8803 * stmt.c: Include pretty-print.h
8804 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8806 (resolve_operand_name_1): Translate named operand name to locale
8808 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8810 * toplev.c (announce_function): Translate function names to locale
8812 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8813 (default_tree_printer): Use pp_identifier or translate identifiers
8814 to locale character set. Mark "<anonymous>" for translation.
8815 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8816 for identifiers in diagnostics.
8817 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8819 * varasm.c (output_constructor): Use %qE for identifiers in
8822 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8824 * configure.ac: use ` ` instead of $()
8825 * configure: Regenerate.
8827 2009-05-05 Ben Elliston <bje@au.ibm.com>
8829 * config/pa/linux-atomic.c: Eliminate conditional include of
8830 errno.h on non-LP64 systems to simplify build requirements.
8832 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8834 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8836 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8837 and pass value to identifier_to_locale.
8838 (warn_variable_length_array): Make name a tree.
8839 (grokdeclarator): Separate diagnostic texts for named and unnamed
8840 declarators. Use %qE for named declarators.
8841 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8843 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8844 identifiers in diagnostics.
8845 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8846 identifier_to_locale. Mark "anonymous" strings for translation.
8848 2009-05-04 Michael Eager <eager@eagercon.com>
8850 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8851 address for DImode/DFmode only if double-precision FP regs.
8853 2009-05-04 Michael Eager <eager@eagercon.com>
8855 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8856 TARGET_SINGLE_FLOAT check.
8858 2009-05-04 Michael Eager <eager@eagercon.com>
8860 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8862 2009-05-04 Michael Eager <eager@eagercon.com>
8864 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8865 * config/rs6000/t-xilinx: New
8867 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8869 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8870 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8871 * gcc/explow.c (memory_address): Use target hook.
8872 * gcc/targhooks.c (default_legitimize_address): New.
8873 * gcc/targhooks.h (default_legitimize_address): New.
8874 * gcc/target.h (legitimize_address): New.
8875 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8876 (TARGET_INITIALIZER): Include it.
8877 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8879 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8880 * config/bfin/bfin.c (legitimize_address): Remove.
8881 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8882 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8884 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8885 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8887 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8888 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8889 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8890 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8891 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8892 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8893 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8894 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8895 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8896 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8897 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8898 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8899 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8900 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8901 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8902 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8903 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8904 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8905 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8906 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8907 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8908 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8909 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8911 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8912 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8913 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8914 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8915 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8916 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8917 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8918 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8919 (thumb_legitimize_address): Delete.
8920 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8921 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8922 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8923 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8924 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8925 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8927 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8930 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8931 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8932 * config/m32r/m32r.c (m32r_legitimize_address): New.
8933 * config/m68k/m68k.c (m68k_legitimize_address): New.
8934 * config/score/score.c (score_legitimize_address): Standardize.
8935 * config/score/score3.c (score3_legitimize_address): Standardize.
8936 * config/score/score3.h (score3_legitimize_address): Adjust.
8937 * config/score/score7.c (score7_legitimize_address): Standardize.
8938 * config/score/score7.h (score7_legitimize_address): Adjust.
8939 * config/sh/sh.c (sh_legitimize_address): New.
8940 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8942 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8943 (s390_legitimize_address): ... this.
8944 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8945 (sparc_legitimize_address): ... this.
8946 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8947 (ix86_legitimize_address): ... this.
8948 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8949 (avr_legitimize_address): ... this.
8950 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8951 (mn10300_legitimize_address): ... this.
8952 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8953 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8954 (alpha_expand_mov): Adjust call.
8956 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8957 * config/spu/spu.c (spu_legitimize_address): Likewise.
8958 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8959 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8961 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8963 * intl.c (locale_encoding, locale_utf8): New.
8964 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8965 * intl.h (locale_encoding, locale_utf8): Declare.
8966 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8967 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8969 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8971 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8972 (pp_base_tree_identifier): Declare as function.
8973 (identifier_to_locale): Declare.
8974 * Makefile.in (pretty-print.o): Update dependencies.
8975 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8977 2009-05-04 Richard Guenther <rguenther@suse.de>
8980 * builtins.c (fold_builtin_memory_op): Do not decay to element
8981 type if the size matches the whole array.
8983 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8985 * expmed.c (synth_mult): When trying out a shift, pass the result
8988 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8990 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8991 (shiftsub1_cost): New.
8992 (init_expmed): Compute shiftsub1_cost.
8993 (synth_mult): Optimize multiplications by constants of the form
8994 -(2^^m-1) for some constant positive integer m.
8996 2009-05-03 Richard Guenther <rguenther@suse.de>
8999 * c-typeck.c (array_to_pointer_conversion): Do not built
9000 ADDR_EXPRs of arrays of pointer-to-element type.
9001 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9002 up wrong ADDR_EXPRs after-the-fact.
9003 * c-common.c (strict_aliasing_warning): Strip pointer
9004 conversions for obtaining the original type.
9005 * builtins.c (fold_builtin_memset): Handle array types.
9006 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9009 2009-05-03 Richard Guenther <rguenther@suse.de>
9012 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9013 Do not lose casts from array types with unknown extent to array
9014 types with known extent.
9015 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9016 alias set compatibility.
9018 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9020 * flags.h (extra_warnings): Delete.
9021 * toplev.c (process_options): Handle Wuninitialized here.
9022 * opts.c (extra_warnings): Delete.
9023 (set_Wextra): Delete.
9024 (common_handle_option): -Wextra can be handled automatically.
9025 * c-opts.c (c_common_handle_option): Delete obsolete code.
9026 (c_common_post_options): Simplify comment.
9027 * common.opt (W): Add Var.
9029 (Wuninitialized): Initialize to -1.
9031 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9032 Richard Guenther <rguenther@suse.de>
9034 * expr.c (get_def_for_expr): New function.
9035 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9036 SSA rather than trees.
9037 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9038 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9040 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9042 * c-common.c (reswords): Add _Imaginary.
9043 * c-common.c (enum rid): Add RID_IMAGINARY.
9045 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9047 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9048 Patch by Richard Guenther.
9050 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9052 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9053 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9054 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9055 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9056 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9057 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9058 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9059 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9060 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9061 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9062 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9063 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9064 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9065 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9066 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9067 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9068 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9069 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9071 2009-05-02 Richard Guenther <rguenther@suse.de>
9073 PR tree-optimization/39940
9074 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9077 2009-05-02 Richard Guenther <rguenther@suse.de>
9080 * tree-ssa.c (execute_update_addresses_taken): Properly check
9081 if we can mark a variable DECL_GIMPLE_REG_P.
9082 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9083 back to the end of the function.
9084 (is_gimple_reg_type): Remove complex type special casing.
9085 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9088 2009-05-02 Ben Elliston <bje@au.ibm.com>
9090 * doc/collect2.texi (Collect2): Document search path behaviour
9091 when configured with --with-ld.
9093 2009-05-02 Jan Hubicka <jh@suse.cz>
9095 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9096 parameter; update callers.
9097 (coalesce_cost_edge): EH edges are costier because they needs
9098 splitting even if not critical and even more costier when there are
9099 multiple EH predecestors.
9101 2009-05-02 Jan Hubicka <jh@suse.cz>
9103 * except.c (remove_eh_handler_and_replace): Handle updating after
9104 removing TRY blocks.
9106 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9108 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9110 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9112 * varasm.c: Do not include c-pragma.h.
9113 * attribs.c: Do not incude c-common.h.
9115 2009-05-01 Michael Matz <matz@suse.de>
9117 * calls.c (initialize_argument_information): Handle SSA names like
9118 decls with a non MEM_P DECL_RTL.
9120 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9122 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9123 * ipa-utils.c: Likewise.
9124 * ipa-type-escape.c: Likewise.
9125 * cgraphunit.c Do not include c-common.h.
9126 * ipa-pure-const.c: Likewise.
9127 * tree-if-conv.c: Likewise.
9128 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9129 * ipa-struct-reorg.c: Likewise.
9130 * tree-nomudflap.c: Likewise.
9131 * tree-ssa-structalias.c: Likewise.
9133 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9135 * store-motion.c: Many cleanups to make this pass a first-class
9136 citizen instead of an appendix to gcse load motion. Add TODO list
9137 to make this pass faster/cleaner/better.
9139 (struct ls_expr): Post gcse.c-split cleanups.
9140 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9141 "stores" field to "avail_stores".
9142 (pre_ldst_mems): Rename to store_motion_mems.
9143 (pre_ldst_table): Rename to store_motion_mems_table.
9144 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9145 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9146 (ldst_entry): Rename to st_expr_entry, update users.
9147 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9148 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9149 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9151 (first_ls_expr): Rename to first_st_expr, update users.
9152 (next_ls_expr): Rename to next_st_expr, update users.
9153 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9154 fields properly for store motion instead of names inherited from load
9156 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9157 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9160 (ae_kill): Rename to st_kill, update users.
9161 (ae_gen): Rename to st_avloc, update users.
9162 (transp): Rename to st_transp, update users.
9163 (pre_insert_map): Rename to st_insert_map, update users.
9164 (pre_delete_map): Rename to st_delete_map, update users.
9165 (insert_store, build_store_vectors, free_store_memory,
9166 one_store_motion_pass): Update for abovementioned changes.
9168 (gcse_subst_count, gcse_create_count): Remove.
9169 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9170 and "n_stores_created", local variables.
9172 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9175 (regvec, compute_store_table_current_insn): Remove.
9176 (reg_set_info, reg_clear_last_set): Remove.
9177 (compute_store_table): Use DF caches instead of local dataflow
9180 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9182 * c-objc-common.c (c_tree_printer): Print identifiers with
9183 pp_identifier, not pp_string. Mark "({anonymous})" for
9185 * c-pretty-print.c (pp_c_ws_string): New.
9186 (pp_c_cv_qualifier, pp_c_type_specifier,
9187 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9188 pp_c_storage_class_specifier, pp_c_function_specifier,
9189 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9190 pp_c_primary_expression, pp_c_postfix_expression,
9191 pp_c_unary_expression, pp_c_shift_expression,
9192 pp_c_relational_expression, pp_c_equality_expression,
9193 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9194 use pp_string and pp_c_ws_string in place of pp_identifier and
9195 pp_c_identifier for non-identifiers. Mark English strings for
9197 * c-pretty-print.h (pp_c_ws_string): Declare.
9199 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9200 Roland McGrath <roland@redhat.com>
9202 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9203 (ENABLE_LD_BUILDID): New configuration option.
9204 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9205 (LINK_BUILDID_SPEC): New macro.
9206 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9208 * doc/install.texi: Document --enable-linker-build-id option.
9209 * configure: Rebuild.
9210 * config.in: Rebuild.
9212 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9214 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9215 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9216 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9217 MIPS_GP_SAVE_AREA_SIZE.
9218 * config/mips/mips.c (struct mips_frame_info): Update comment
9219 before arg_pointer_offset and hard_frame_pointer_offset.
9220 (mips_compute_frame_info): Update diagram before function: to
9221 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9222 indicate the position of frame_pointer_rtx with -fstack-protector and
9223 to show args_size. Don't allocate cprestore area for leaf functions
9224 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9226 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9228 2009-04-30 Michael Matz <matz@suse.de>
9230 PR tree-optimization/39955
9231 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9233 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9235 * ira.c (setup_cover_and_important_classes): Use safe macro
9236 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9238 * genpreds.c (write_tm_preds_h): Output suitable definition of
9239 REG_CLASS_FOR_CONSTRAINT.
9241 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9243 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9245 * bitmap.c (bitmap_descriptor): Likewise.
9246 * ggc-common.c (loc_descriptor): Likewise.
9247 * varray.c (varray_descriptor): Likewise.
9248 * vec.c (vec_descriptor): Likewise.
9250 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9252 * Makefile.in (dce.o): Add $(EXCEPT_H).
9253 * dce.c: Include except.h and delete redundant vector definitions.
9254 (deletable_insn_p): Return false for non-call insns that can throw
9257 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9259 * gcse.c (ae_gen): Remove.
9260 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9261 and make non-static function to make it available in store-motion.c.
9262 Update call sites with search-and-replace.
9263 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9264 extract_mentioned_regs, extract_mentioned_regs_helper,
9265 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9266 store_killed_in_insn, store_killed_after, store_killed_before,
9267 build_store_vectors, insert_insn_start_basic_block, insert-store,
9268 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9269 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9270 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9271 * store-motion.c: ...new file. Also copy data structures from gcse.c
9272 and clean up to remove parts not used by store motion.
9273 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9274 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9276 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9279 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9280 when optimizing for size.
9282 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9284 * gcse.c (gcse_constant_p): Fix typo in last change.
9286 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9288 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9290 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9292 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9294 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9296 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9297 CONST_HIGH_PART result.
9299 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9301 * config/avr/avr.c (initial_elimination_offset): Rename to
9302 avr_initial_elimination_offset.
9303 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9304 change return type to bool.
9305 (avr_can_eliminate): New function.
9306 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9307 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9308 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9309 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9310 avr_initial_elimination_offset.
9311 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9312 (avr_initial_elimination_offset): Define.
9314 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9315 Steven Bosscher <steven@gcc.gnu.org>
9317 PR rtl-optimization/39938
9318 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9319 * cfgrtl.c: Include insn-attr.h.
9320 (rest_of_pass_free_cfg): New function.
9321 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9322 * resource.c (init_resource_info): Remove call to df_analyze.
9324 2009-04-29 Richard Guenther <rguenther@suse.de>
9327 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9328 allow conversion to signed integers.
9330 2009-04-29 Richard Guenther <rguenther@suse.de>
9332 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9333 shifts of floating point vectors if the shift amount is
9334 a constant multiple of the element size.
9336 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9337 Michael Matz <matz@suse.de>
9341 * tree-outof-ssa.c (emit_partition_copy): New function.
9342 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9343 insert_part_to_rtx_on_edge): Perform the partition base var
9344 copy using emit_partition_copy.
9345 (insert_value_copy_on_edge): Convert constants to the right mode.
9346 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9347 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9349 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9351 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9352 scan backwards to try to find a constant to initialize it.
9354 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9355 insn before the loop_end instruction, don't look past labels.
9357 2009-04-29 Richard Guenther <rguenther@suse.de>
9360 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9361 loose type conversions.
9362 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9363 stmts only if there are no uses of its definition.
9365 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9367 * config/bfin/bfin.h (splitting_loops): Declare.
9368 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9369 Reorder bit definitions to be ascending.
9370 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9371 * config/bfin/bfin.c (splitting_loops): New variable.
9372 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9373 (struct loop_info): Remove members INIT and LOOP_INIT.
9374 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9375 the LSETUP sequence. Allow LC to be loaded from any register, but
9376 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9377 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9379 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9380 of reload_completed.
9383 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9385 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9387 * Makefile.in (PLUGIN_VERSION_H): New.
9388 (OBJS-common): Remove plugin-version.o.
9389 (plugin.o): Depend on (PLUGIN_VERSION_H).
9390 (plugin-version.o): Remove.
9391 * configure: Regenerate
9392 * configure.ac: Create plugin-version.h.
9393 * gcc-plugin.h (plugin_gcc_version): Remove.
9394 (plugin_default_version_check): Change signature.
9395 * plugin-version.c: Remove.
9396 * plugin.c: Include plugin-version.h.
9397 (str_plugin_gcc_version_name): Remove.
9398 (try_init_one_plugin): Pass gcc version to plugin_init.
9399 (plugin_default_version_check): Both gcc and plugin versions are now
9402 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9404 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9405 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9406 Remove special case testing for last insn of inner loops. Don't fail
9407 if the loop ends with a jump, emit an extra nop instead.
9409 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9410 DREGS rather than comparing directly. Remove code that tries to
9411 account for latencies.
9413 2009-04-29 Richard Guenther <rguenther@suse.de>
9415 PR tree-optimization/39941
9416 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9417 eliminating an indirect call.
9419 2009-04-29 Richard Guenther <rguenther@suse.de>
9421 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9422 parameter. Allow invariants as base if !require_lvalue.
9423 (verify_gimple_assign_single): Adjust.
9425 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9427 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9428 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9429 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9430 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9431 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9433 * config/bfin/bfin.c (bfin_expand_builtin,
9434 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9436 2009-04-28 Richard Guenther <rguenther@suse.de>
9438 * tree-vect-loop.c (get_initial_def_for_induction): Use
9439 correct types for pointer increment.
9441 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9443 * toplev.c (print_version): Update GMP version string calculation.
9445 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9447 PR rtl-optimization/39938
9448 * resource.c (init_resource_info): Add call to df_analyze.
9450 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9452 * config/alpha/alpha.md (usegp): Cast the result of
9453 alpha_find_lo_sum_using_gp to enum attr_usegp.
9454 * config/alpha/alpha.c (override_options): Remove end-of-structure
9455 marker element from cpu_table. Use array size of cpu_table to handle
9456 -mcpu and -mtune options.
9457 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9459 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9461 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9462 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9463 tune_32 and tune_64.
9464 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9466 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9467 * config/rs6000/option-defaults.h: ... here. New file.
9468 (OPT_64, OPT_32): Define.
9469 (MASK_64BIT): Define to 0 if not already defined.
9470 (OPT_ARCH64, OPT_ARCH32): Define.
9471 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9474 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9476 * config/arm/arm.c (arm_override_options): Emit error on using
9479 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9481 PR rtl-optimization/39914
9482 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9483 registers for allocnos created from user-defined variables only
9484 when not optimizing.
9486 2009-04-28 Richard Guenther <rguenther@suse.de>
9489 * fold-const.c (fold_binary): Use distribute_real_division only
9492 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9494 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9495 add hpux-stdint.h to tm_file.
9496 (hppa[12]*-*-hpux11*): Ditto.
9497 (ia64*-*-hpux*): Ditto.
9498 * config/hpux-stdint.h: New.
9499 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9500 __STDC_EXT__ for all compiles.
9501 * config/pa/pa-hpux.h: Ditto.
9502 * config/pa/pa-hpux10.h: Ditto.
9503 * config/pa/pa-hpux11.h: Ditto.
9505 2009-04-28 Catherine Moore <clm@codesourcery.com>
9507 * debug.h (set_name): Add comment.
9509 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9512 * config/darwin.c (machopic_gen_offset): Check
9513 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9514 * config/arm/arm.c (require_pic_register): Likewise.
9516 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9518 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9519 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9520 m32c_promote_prototypes): Delete.
9522 2009-04-28 Michael Matz <matz@suse.de>
9525 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9528 2009-04-28 Richard Guenther <rguenther@suse.de>
9530 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9532 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9534 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9535 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9536 * config/arm/arm-tune.md: Regenerate.
9538 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9540 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9541 block if there are complex incoming edges.
9542 (sel_merge_blocks): Remove useless assert.
9543 (sel_redirect_edge_and_branch): Check that edge was redirected.
9544 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9545 (sel_find_rgns): Delete declaration.
9546 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9547 the region when it is not a preheader.
9549 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9552 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9554 2009-04-28 Richard Guenther <rguenther@suse.de>
9556 * tree.h (SSA_NAME_VALUE): Remove.
9557 (struct tree_ssa_name): Remove value_handle member.
9558 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9559 array for jump threading.
9560 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9562 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9563 * tree-flow.h (threadedge_initialize_values): Declare.
9564 (threadedge_finalize_values): Likewise.
9565 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9566 (SSA_NAME_VALUE): Define.
9567 (threadedge_initialize_values): New function.
9568 (threadedge_finalize_values): Likewise.
9569 * tree-ssa-dom.c (ssa_name_values): New global variable.
9570 (SSA_NAME_VALUE): Define.
9571 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9573 2009-04-28 Ira Rosen <irar@il.ibm.com>
9575 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9576 Use REPORT_VECTORIZED_LOCATIONS instead
9577 REPORT_VECTORIZED_LOOPS.
9578 * tree-vectorizer.c (vect_verbosity_level): Make static.
9579 (vect_loop_location): Rename to vect_location.
9580 (vect_set_verbosity_level): Update comment.
9581 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9583 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9584 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9585 instead REPORT_UNVECTORIZED_LOOPS.
9586 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9587 and vect_loop_def to vect_external_def and vect_internal_def.
9588 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9589 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9590 REPORT_UNVECTORIZED_LOCATIONS.
9591 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9592 and vect_used_in_loop and to vect_unused_in_scope and
9594 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9595 (vect_verbosity_level): Remove declaration.
9596 (vect_analyze_operations): Likewise.
9597 (vect_analyze_stmt): Declare.
9598 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9599 REPORT_UNVECTORIZED_LOCATIONS.
9600 (vect_get_loop_niters): Fix indentation.
9601 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9602 (vect_analyze_loop_operations): New function.
9603 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9604 vect_analyze_operations.
9605 (vect_is_simple_reduction): Use new names.
9606 (vectorizable_live_operation, vect_transform_loop): Likewise.
9607 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9608 to specify whether the data references can be a part of interleaving
9610 (vect_analyze_data_ref_dependence): Use new names.
9611 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9612 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9613 * tree-vect-patterns.c (widened_name_p): Use new names.
9614 (vect_recog_dot_prod_pattern): Likewise.
9615 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9616 (process_use, vect_mark_stmts_to_be_vectorized,
9617 vect_model_simple_cost, vect_model_store_cost,
9618 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9619 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9620 vectorizable_operation, vectorizable_type_demotion,
9621 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9622 vectorizable_condition): Likewise.
9623 (vect_analyze_operations): Split into vect_analyze_loop_operations
9625 (vect_analyze_stmt): ... new function.
9626 (new_stmt_vec_info): Use new names.
9627 (vect_is_simple_use): Use new names and fix comment.
9628 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9629 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9631 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9634 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9635 and integer modes for x87 operands. Do not ICE for unsupported size,
9636 generate error instead. Generate error for unsupported operand types.
9637 ['z']: Do not handle HImode memory operands specially. Warning
9638 for floating-point operands. Fallthru to 'Z' for unsupported operand
9639 types. Do not ICE for unsupported size, generate error instead.
9640 (output_387_binary_op): Use %Z to output operands.
9641 (output_fp_compare): Ditto.
9642 (output_387_reg_move): Ditto.
9644 2009-04-28 Ben Elliston <bje@au.ibm.com>
9649 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9651 * builtins.c (c_strlen): Do not warn here.
9652 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9653 * c-common.c (pointer_int_sum): Take an explicit location.
9654 Warn about offsets out of bounds.
9655 * c-common.h (pointer_int_sum): Adjust declaration.
9657 2009-04-27 Ian Lance Taylor <iant@google.com>
9659 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9661 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9662 * df-core.c (df_set_flags): Change return type to int. Change
9663 type of old_flags to int.
9664 (df_clear_flags): Likewise.
9665 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9666 (df_get_conditional_uses): Likewise.
9667 * df.h (df_set_flags, df_clear_flags): Update declarations.
9668 * dwarf2out.c (struct indirect_string_node): Change type of form
9669 field to enum dwarf_form.
9670 (AT_string_form): Change return type to enum dwarf_form.
9671 * fixed-value.c (fixed_compare): Add cast to enum type.
9672 * fwprop.c (update_df): Change 0 to VOIDmode.
9673 * gensupport.c: Change 0 to UNKNOWN.
9674 * gimple.h (gimple_cond_code): Add cast to enum type.
9675 * haifa-sched.c (reemit_notes): Add cast to enum type.
9676 * hooks.c (hook_int_void_no_regs): Remove function.
9677 * hooks.h (hook_int_void_no_regs): Remove declaration.
9678 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9679 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9680 * real.c (real_arithmetic): Add cast to enum type.
9681 (real_compare): Likewise.
9682 * target.h (struct gcc_target): Change return type of
9683 branch_target_register_class to enum reg_class.
9684 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9685 default_branch_target_register_class.
9686 * targhooks.c (default_branch_target_register_class): New function.
9687 * targhooks.h (default_branch_target_register_class): Declare.
9688 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9689 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9691 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9693 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9694 vect_uninitialized_def. Change 0 to ERROR_MARK.
9695 * tree-vect-stmts.c (supportable_widening_operation): Don't
9696 initialize icode1 and icode2.
9697 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9698 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9700 (cmn_err_flag_specs): Change 0 to STD_C89.
9701 (cmn_err_char_table): Likewise.
9702 * config/arm/arm.c (get_arm_condition_code): Change type of code
9703 to enum arm_cond_code.
9704 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9705 (IWMMXT_BUILTIN2): Likewise.
9706 (neon_builtin_type_bits): Don't define typedef.
9707 (neon_builtin_datum): Change type of bits field to int.
9708 (arm_expand_neon_args): Add cast to enum type.
9709 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9711 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9713 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9715 * config/mips/mips.md (jal_macro): Return enum constant.
9716 (single_insn): Likewise.
9717 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9719 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9721 * config/s390/s390.c (s390_tune_flags): Change type to int.
9722 (s390_arch_flags): Likewise.
9723 (s390_handle_arch_option): Change flags field of struct pta to int.
9724 * config/s390/s390.h (s390_tune_flags): Update declaration.
9725 (s390_arch_flags): Likewise.
9726 * config/sh/sh.c (prepare_move_operands): Compare
9727 tls_symbolic_operand result with enum constant.
9728 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9729 (sh_expand_prologue): Add cast to enum type.
9730 (sh_expand_epilogue): Likewise.
9731 (tls_symbolic_operand): Change return type to enum tls_model.
9732 (fpscr_set_from_mem): Add cast to enum type.
9733 (legitimize_pic_address): Compare tls_symbolic_operand result with
9735 (sh_target_reg_class): Change return type to enum reg_class.
9736 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9738 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9739 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9740 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9741 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9742 (delayed_branch, tls_call_delay): Likewise.
9743 (eligible_for_sibcall_delay): Likewise.
9744 (eligible_for_return_delay): Likewise.
9745 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9746 (spu_expand_builtin_1): Likewise.
9748 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9749 for all types of conversions.
9750 (output_init_element): Issue -Wc++-compat warning if needed when
9751 initializing a bitfield with enum type.
9752 * c-parser.c (c_parser_expression): Set original_type to
9753 original_type of right hand operand of comman operator.
9755 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9757 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9759 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9760 * doc/cpp.texi (Standard Predefined Macros)
9761 (Implementation-defined behavior): Likewise.
9762 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9763 * doc/gimple.texi (GIMPLE Exception Handling)
9764 (@code{GIMPLE_ASSIGN}): Likewise.
9765 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9766 * doc/invoke.texi (Warning Options, Optimize Options)
9767 (AVR Options, Darwin Options): Likewise.
9768 (Optimize Options): Reformulate -fwhole-program description.
9769 * doc/loop.texi (Lambda): Likewise.
9770 * doc/md.texi (Output Template, Define Constraints)
9771 (Standard Names, Insn Splitting): Likewise.
9772 * doc/options.texi (Option properties): Likewise.
9773 * doc/passes.texi (Tree-SSA passes): Likewise.
9774 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9775 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9776 (File Names and DBX): Likewise.
9777 * doc/trouble.texi (Incompatibilities): Likewise.
9779 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9781 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9782 instruction is correct.
9784 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9786 Allow non-constant arguments to conversion intrinsics.
9787 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9788 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9789 * spu.c (print_operand): Handle 'v' and 'w'.
9790 (exp2_immediate_p, spu_gen_exp2): Define.
9791 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9792 spu_convtf_1): Update parameter descriptions.
9793 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9794 * constraints.md ('v', 'w'): New.
9795 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9797 (i2f, I2F): New define_mode_attr.
9798 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9799 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9800 fixuns_truncv4sfv4si2): Update to use mode attribute.
9801 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9802 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9803 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9804 patterns for combine.
9806 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9808 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9809 (cprop, hoist, pre, store_motion): New debug counters.
9810 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9811 is not an RTL pass anymore.
9812 (pass_profiling): Remove extern decl for pass removed in 2005.
9813 (pass_gcse, pass_jump_bypass): Remove.
9814 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9815 to 0 for clean state.
9816 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9817 * cse.c (gate_handle_cse_after_global_opts,
9818 rest_of_handle_cse_after_global_opts): New functions.
9819 (pass_cse_after_global_opts): New pass, does local CSE.
9820 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9821 (TV_CPROP): New timevar.
9822 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9823 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9824 (gcse_main, recompute_all_luids): Remove.
9825 (compute_hash_table_work): Call max_reg_num instead of reading
9827 (cprop_jump): Don't set run_jump_opt_after_gcse.
9828 (constprop_register): Always allow to alter jumps.
9829 (cprop_insn): Likewise.
9830 (do_local_cprop): Likewise.
9831 (local_cprop_pass): Likewise. Return non-zero if something changed.
9832 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9833 (find_implicit_sets): Add note about missed optimization opportunity.
9834 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9835 pass_rtl_cprop execute function.
9836 Don't bother tracking the pass number, each pass gets its own dumpfile
9838 Always allow to alter jumpsand bypass jumps.
9839 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9840 will just find no suitable set.
9841 (pre_edge_insert): Fix dumping, this function is for PRE only.
9842 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9843 pass_rtl_pre execute function.
9844 (hoist_code): Return non-zero if something changed. Keep track of
9845 substitutions and insertions for statistics gathering similar to PRE.
9846 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9847 called from the pass_rtl_hoist execute function. Show pass statistics.
9848 (compute_store_table): Use max_reg_num directly instead of using the
9849 formerly global max_gcse_regno.
9850 (build_store_vectors): Likewise.
9851 (replace_store_insn): Fix dumping.
9852 (store_motion): Rename to ...
9853 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9854 pass, called from the pass_rtl_store_motion execute function. Keep
9855 track of substitutions and insertions for statistics gathering similar
9857 (bypass_jumps): Remove, fold interesting bits into ...
9858 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9859 from the pass_rtl_cprop execute function.
9860 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9861 pass_jump_bypass): Remove.
9862 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9863 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9864 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9865 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9866 (gate_rtl_store_motion, execute_rtl_store_motion,
9867 pass_rtl_store_motion): New.
9868 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9869 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9870 * passes.c (init_optimization_passes): Remove pass_gcse and
9871 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9872 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9873 instead of pass_jump_bypass.
9875 2009-04-27 Richard Guenther <rguenther@suse.de>
9878 * gimplify.c (gimplify_expr): If we are required to create
9879 a temporary make sure it ends up as register.
9881 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9884 * config/i386/i386.c (construct_container): Don't call
9885 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9886 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9888 2009-04-27 Michael Matz <matz@suse.de>
9890 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9891 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9892 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9893 (dump_replaceable_exprs): Take a bitmap.
9894 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9896 (expand_gimple_basic_block): Likewise.
9897 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9898 replaceable_expressions member a bitmap.
9899 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9900 (mark_replaceable): Likewise.
9901 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9902 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9904 2009-04-27 Richard Guenther <rguenther@suse.de>
9906 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9907 (verify_stmts): Dispatch to gimple/type verification code.
9908 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9909 issue with call argument types.
9911 2009-04-27 Michael Matz <matz@suse.de>
9913 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9914 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9917 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9918 Eric Botcazou <ebotcazou@adacore.com>
9920 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9921 a label's basic block.
9922 (mark_target_live_regs): Tidy and rework obsolete comments.
9923 Change back DF problem to LIVE. If a label starts a basic block,
9924 assume that all registers that used to be live then still are.
9925 (init_resource_info): If a label starts a basic block, set its
9926 BLOCK_FOR_INSN accordingly.
9927 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9929 2009-04-27 Richard Guenther <rguenther@suse.de>
9931 * tree-flow-inline.h (function_ann): Remove.
9932 (get_function_ann): Likewise.
9933 * tree-dfa.c (create_function_ann): Remove.
9934 * tree-flow.h (struct static_var_ann_d): Remove.
9935 (struct function_ann_d): Likewise.
9936 (union tree_ann_d): Remove fdecl member.
9937 (function_ann_t): Remove.
9938 (function_ann, get_function_ann, create_function_ann): Remove
9941 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9943 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9945 2009-04-27 Jan Hubicka <jh@suse.cz>
9947 * ipa-pure-const.c (struct funct_state_d): New fields
9948 state_previously_known, looping_previously_known; remove
9949 state_set_in_source.
9950 (analyze_function): Use new fields.
9951 (propagate): Avoid assumption that state_set_in_source imply
9954 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9955 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9956 * cfgloop.h (finite_loop_p): Declare.
9958 2009-04-26 Michael Matz <matz@suse.de>
9960 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9962 2009-04-26 Michael Matz <matz@suse.de>
9964 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9965 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9966 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9967 pass_mark_used_blocks): Remove.
9968 * tree-optimize.c (pass_free_datastructures,
9969 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9970 * passes.c (init_optimization_passes): Don't call
9971 pass_mark_used_blocks, remove dead code.
9973 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9975 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9976 * tree-ssa-live.h (register_ssa_partition): Likewise.
9978 2009-04-26 Michael Matz <matz@suse.de>
9981 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9982 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9983 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9985 (compare_pairs): Swap cost comparison.
9986 (coalesce_ssa_name): Don't use change_partition_var.
9987 * tree-nrv.c (struct nrv_data): Add modified member.
9988 (finalize_nrv_r): Set it.
9989 (tree_nrv): Use it to update statements.
9990 (pass_nrv): Require PROP_ssa.
9991 * tree-mudflap.c (mf_decl_cache_locals,
9992 mf_build_check_statement_for): Use make_rename_temp.
9993 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9994 * alias.c (find_base_decl): Handle SSA names.
9995 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9996 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9997 * rtl.h (set_reg_attrs_for_parm): Declare.
9998 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9999 to "optimized", remove unused locals at finish.
10000 (execute_free_datastructures): Make global, call
10001 delete_tree_cfg_annotations.
10002 (execute_free_cfg_annotations): Don't call
10003 delete_tree_cfg_annotations.
10005 * ssaexpand.h: New file.
10006 * expr.c (toplevel): Include ssaexpand.h.
10007 (expand_assignment): Handle SSA names the same as register variables.
10008 (expand_expr_real_1): Expand SSA names.
10009 * cfgexpand.c (toplevel): Include ssaexpand.h.
10010 (SA): New global variable.
10011 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10012 (SSAVAR): New macro.
10013 (set_rtl): New helper function.
10014 (add_stack_var): Deal with SSA names, use set_rtl.
10015 (expand_one_stack_var_at): Likewise.
10016 (expand_one_stack_var): Deal with SSA names.
10017 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10018 before unique numbers.
10019 (expand_stack_vars): Use set_rtl.
10020 (expand_one_var): Accept SSA names, add asserts for them, feed them
10021 to above subroutines.
10022 (expand_used_vars): Expand all partitions (without default defs),
10023 then only the local decls (ignoring those expanded already).
10024 (expand_gimple_cond): Remove edges when jumpif() expands an
10025 unconditional jump.
10026 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10027 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10029 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10030 members of SA; deal with PARM_DECL partitions here; expand
10031 all PHI nodes, free tree datastructures and SA. Commit instructions
10032 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10033 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10034 info and statements at start, collect garbage at finish.
10035 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10036 (VAR_ANN_PARTITION) Remove.
10037 (change_partition_var): Don't declare.
10038 (partition_to_var): Always return SSA names.
10039 (var_to_partition): Only accept SSA names.
10040 (register_ssa_partition): Only check argument.
10041 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10043 (delete_var_map): Don't free it.
10044 (var_union): Only accept SSA names, simplify.
10045 (partition_view_init): Mark only useful SSA names as used.
10046 (partition_view_fini): Only deal with SSA names.
10047 (change_partition_var): Remove.
10048 (dump_var_map): Use ssa_name instead of partition_to_var member.
10049 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10051 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10052 (struct _elim_graph): New member const_dests; nodes member vector of
10054 (set_location_for_edge): New static helper.
10055 (create_temp): Remove.
10056 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10057 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10058 (new_elim_graph): Allocate const_dests member.
10059 (clean_elim_graph): Truncate const_dests member.
10060 (delete_elim_graph): Free const_dests member.
10061 (elim_graph_size): Adapt to new type of nodes member.
10062 (elim_graph_add_node): Likewise.
10063 (eliminate_name): Likewise.
10064 (eliminate_build): Don't take basic block argument, deal only with
10065 partition numbers, not variables.
10066 (get_temp_reg): New static helper.
10067 (elim_create): Use it, deal with RTL temporaries instead of trees.
10068 (eliminate_phi): Adjust all calls to new signature.
10069 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10070 (rewrite_trees): Only do checking.
10071 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10072 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10073 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10074 contains_tree_r, MAX_STMTS_IN_LATCH,
10075 process_single_block_loop_latch, analyze_edges_for_bb,
10076 perform_edge_inserts): Remove.
10077 (expand_phi_nodes): New global function.
10078 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10079 functions, initialize new parameter, remember partitions having a
10081 (finish_out_of_ssa): New global function.
10082 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10083 don't reset in_ssa_p here, don't disable TER when mudflap.
10084 (pass_del_ssa): Remove.
10085 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10087 (execute_free_datastructures): Declare.
10088 * Makefile.in (SSAEXPAND_H): New variable.
10089 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10090 * basic-block.h (commit_one_edge_insertion): Declare.
10091 * passes.c (init_optimization_passes): Move pass_nrv and
10092 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10093 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10094 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10095 (redirect_branch_edge): Deal with super block when expanding, split
10096 out jump patching itself into ...
10097 (patch_jump_insn): ... here, new static helper.
10099 2009-04-26 Michael Matz <matz@suse.de>
10101 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10102 beyond num_ssa_names.
10103 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10104 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10106 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10108 PR inline-asm/39543
10109 * fwprop.c (forward_propagate_asm): New function.
10110 (forward_propagate_and_simplify): Propagate also into __asm, if it
10111 doesn't increase the number of referenced registers.
10114 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10116 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10118 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10119 note_nonlocal_vla_type for nonlocal VLAs.
10120 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10121 contains_remapped_vars, remap_vla_decls): New functions.
10122 (convert_nonlocal_reference_stmt): If not optimizing, call
10123 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10124 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10125 if it wasn't found in var_map.
10126 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10127 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10128 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10130 * gimplify.c (nonlocal_vlas): New variable.
10131 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10133 (gimplify_body): Create and destroy nonlocal_vlas.
10135 * dwarf2out.c (loc_descr_plus_const): New function.
10136 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10137 mem_loc_descriptor, loc_descriptor_from_tree_1,
10138 descr_info_loc, gen_variable_die): Use it.
10140 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10141 !TREE_STATIC VAR_DECLs.
10142 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10143 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10144 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10145 DECL_BY_REFERENCE is valid.
10146 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10147 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10148 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10149 Copy DECL_BY_REFERENCE.
10150 (struct nesting_copy_body_data): New type.
10151 (nesting_copy_decl): New function.
10152 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10153 if they have variable length.
10155 2009-04-26 Michael Matz <matz@suse.de>
10157 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10158 mark new temporaries for renaming.
10160 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10163 * c-decl.c (global_bindings_p): Return negative value.
10164 (c_variable_size): New. Based on variable_size from
10166 (grokdeclarator): Call c_variable_size not variable_size.
10168 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10170 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10172 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10174 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10175 Redefine it to just use mingw/include.
10176 (ASM_SPEC): Rules for -m32 and -m64.
10177 (LINK_SPEC): Use Likewise.
10178 (SPEC_32): New define.
10179 (SPEC_64): Likewise.
10180 (SUB_LINK_SPEC): Likewise.
10181 (MULTILIB_DEFAULTS): New define.
10182 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10183 Add multilib options.
10184 (MULTILIB_DIRNAMES): Likewise.
10185 (MULTILIB_OSDIRNAMES): Likewise.
10186 (LIBGCC): Likewise.
10187 (INSTALL_LIBGCC): Likewise.
10189 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10192 * c-tree.h (enum c_inline_static_type): New.
10193 (record_inline_static): Declare.
10194 * c-decl.c (struct c_inline_static, c_inline_statics,
10195 record_inline_static, check_inline_statics): New.
10196 (pop_file_scope): Call check_inline_statics.
10197 (start_decl): Call record_inline_static instead of pedwarning
10198 directly for static in inline function.
10199 * c-typeck.c (build_external_ref): Call record_inline_static
10200 instead of pedwarning directly for static referenced in inline
10203 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10205 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10206 not new but only being rescanned.
10207 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10208 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10209 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10210 record_set_info, compute_set, grealloc): Remove.
10211 (recompute_all_luids): New function.
10212 (gcse_main): Don't compute sets, and don't do related memory
10213 allocations/free-ing. If something changed before the end of the
10214 pass, update LUIDs using recompute_all_luids.
10215 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10216 (free_gcse_mem): Don't free it either.
10217 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10218 Use the df insn LUIDs.
10219 (load_killed_in_block): Likewise.
10220 (compute_hash_table_work): Don't compute reg_set_in_block.
10221 (compute_transp): Use DF_REG_DEF_CHAINs.
10222 (local_cprop_pass): Don't use compute_sets and related functions.
10223 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10224 Use get_max_uid() instead of max_cuid.
10225 (insert_insn_end_basic_block, pre_insert_copy_insn,
10226 update_ld_motion_stores): Don't try to
10227 keep reg_set tables up to date.
10228 (pre_insert_copies): Use df insn LUIDs.
10229 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10230 (reg_set_info): Don't use extra bitmap argument.
10231 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10232 information to compute regs_set_in_block.
10233 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10234 (bypass_jumps): Don't use compute_sets and friends.
10236 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10239 * opts.c (undocumented_msg): Do not leave blank even with
10242 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10244 * c-decl.c (build_enumerator): Allow values folding to integer
10245 constants but not integer constant expressions with a pedwarn if
10248 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10251 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10252 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10253 type is an integer constant.
10255 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10258 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10261 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10264 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10265 with variably modified return type and no storage class
10266 specifiers, except for the case of nested functions. Distinguish
10267 extern declarations of functions with variably modified return
10268 types from those of objects with variably modified types.
10270 2009-04-25 Jan Hubicka <jh@suse.cz>
10272 * tree.c (list_equal_p): New function.
10273 * tree.h (list_equal_p): Declare.
10274 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10275 basic_block_def, basic_block, const_basic_block): New.
10276 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10277 (redirect_eh_edge): New function.
10278 (make_eh_edge_update_phi): EH edges are not abnormal.
10279 * except.c: Include tree-flow.h.
10280 (list_match): New function.
10281 (eh_region_replaceable_by_p): New function.
10282 (replace_region): New function.
10283 (hash_type_list): New function.
10284 (hash_eh_region): New function.
10285 (eh_regions_equal_p): New function.
10286 (merge_peers): New function.
10287 (remove_unreachable_regions): Verify EH tree when checking;
10289 (copy_eh_region_1): New function.
10290 (copy_eh_region): New function.
10291 (push_reachable_handler): New function.
10292 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10293 regions without label but with live RESX.
10294 * except.h (redirect_eh_edge_to_label): New.
10295 * tree-flow.h (redirect_eh_edge): New.
10296 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10297 basic_block_def, basic_block, const_basic_block): Remove.
10298 * Makefile.in (except.o): Add dependency on tree-flow.h
10299 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10300 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10303 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10306 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10307 on the destination of memcpy.
10309 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10311 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10312 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10313 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10315 2009-04-25 Jan Hubicka <jh@suse.cz>
10317 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10318 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10319 to be reached by different label than left.
10320 (update_eh_edges): Update comment; remove edge_to_remove if possible
10321 and return true if suceeded.
10322 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10323 (cleanup_eh): Compute sharing map.
10324 * except.c (remove_eh_handler_and_replace): Add argument if we should
10326 (remove_unreachable_regions): Update for label sharing.
10327 (label_to_region_map): Likewise.
10328 (get_next_region_sharing_label): New function.
10329 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10331 (remove_eh_handler): Update.
10332 (remove_eh_region_and_replace_by_outer_of): New function.
10333 * except.h (struct eh_region): Add next_region_sharing_label.
10334 (remove_eh_region_and_replace_by_outer_of,
10335 get_next_region_sharing_label): Declare.
10336 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10338 2009-04-25 Jan Hubicka <jh@suse.cz>
10340 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10341 insert code even if they are not critical.
10343 2009-04-25 Jan Hubicka <jh@suse.cz>
10345 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10346 (gimple_can_remove_branch_p): EH edges won't remove branch by
10348 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10349 updating of non-abnormal EH edges.
10350 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10351 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10352 (split_critical_edges): Split also edges where emitting code on them
10353 will lead to splitting later.
10355 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10356 H.J. Lu <hongjiu.lu@intel.com>
10359 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10360 the configured assembler supports fildq and fistpq mnemonics.
10361 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10362 * configure: Regenerated.
10363 * config.in: Ditto.
10365 * config/i386/i386.c (print_operand): Handle 'Z'.
10366 ['z']: Remove handling of special fild/fist suffixes.
10367 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10368 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10369 suffix of fild insn.
10370 (*floatsi<mode>2_vector_mixed): Ditto.
10371 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10372 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10373 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10374 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10375 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10377 2009-04-25 Ben Elliston <bje@au.ibm.com>
10379 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10380 the source of a set operation.
10382 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10384 * target.h (struct gcc_target): Add case_values_threshold field.
10385 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10386 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10387 * targhooks.c (default_case_values_threshold): New function.
10388 * targhooks.h (default_case_values_threshold): Declare function.
10389 * stmt.c (expand_case): Use case_values_threshold target hook.
10390 * expr.h (case_values_threshold): Remove declartation.
10391 * expr.c (case_values_threshold): Remove function.
10392 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10394 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10395 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10396 (avr_case_values_threshold): Declare as static.
10397 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10399 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10400 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10401 (mn10300_case_values_threshold): New function.
10403 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10405 * ira.c (setup_cover_and_important_classes): Add enum cast.
10407 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10409 * genpreds.c (write_enum_constraint_num): Output definition of
10410 CONSTRAINT_NUM_DEFINED_P macro.
10411 * ira.c (setup_cover_and_important_classes): Use
10412 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10414 2009-04-24 DJ Delorie <dj@redhat.com>
10416 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10417 __SH2A_SINGLE_ONLY__ also.
10419 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10421 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10422 (movdf_internal): Ditto.
10423 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10424 SFmode and DFmode constants.
10425 (ia64_print_operand): Add 'G' format for printing
10426 floating point constants.
10428 2009-04-24 Richard Guenther <rguenther@suse.de>
10430 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10431 from unsigned additions.
10433 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10435 * c-typeck.c (set_init_index): Allow array designators that are
10436 not integer constant expressions with a pedwarn if pedantic.
10438 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10440 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10441 zero if no overlap in nonzero bits between the operands.
10443 2009-04-24 Ian Lance Taylor <iant@google.com>
10445 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10446 (record_dead_and_set_regs): Likewise.
10447 * df.h (struct df_mw_hardreg): Change flags field to int.
10448 (struct df_base_ref): Likewise.
10449 (struct df): Change changeable_flags field to int.
10450 * df-scan.c (df_defs_record): Change clobber_flags to int.
10451 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10452 constants rather than #define macros.
10453 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10454 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10455 (enum dwarf_calling_convention): Likewise.
10456 (enum dwarf_line_number_x_ops): Likewise.
10457 (enum dwarf_call_frame_info): Likewise.
10458 (enum dwarf_source_language): Likewise.
10459 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10460 (add_calling_convention_attribute): Likewise.
10461 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10462 (combine_comparisons): Change compcode to int. Add cast to enum type.
10463 * genrecog.c (maybe_both_true_2): Change c to int.
10464 (write_switch): Likewise. Add cast to enum type.
10465 * gimplify.c (gimplify_omp_for): Handle return values from
10466 gimplify_expr using MIN rather than bitwise or.
10467 (gimplify_expr): Add cast to enum type.
10468 * ipa-prop.c (update_jump_functions_after_inlining): Change
10469 IPA_BOTTOM to IPA_JF_UNKNOWN.
10470 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10471 Add casts to enum type.
10472 (setup_cover_and_important_classes): Change cl to int. Add casts
10474 (setup_class_translate): Change cl and mode to int.
10475 (ira_init_once): Change mode to int.
10476 (free_register_move_costs): Likewise.
10477 (setup_prohibited_mode_move_regs): Add casts to enum type.
10478 * langhooks.c (add_builtin_function_common): Rework assertion that
10479 value fits bitfield.
10480 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10481 * omega.c (omega_do_elimination): Avoid math on enum types.
10482 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10483 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10484 int local to handle integral_argment value.
10485 * regmove.c (try_auto_increment): Change PUT_MODE to
10487 * reload.c (push_secondary_reload): Add casts to enum type.
10488 (secondary_reload_class, find_valid_class): Likewise.
10489 * reload1.c (emit_input_reload_insns): Likewise.
10490 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10491 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10492 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10494 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10495 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10497 (expand_complex_libcall): Add casts to enum type.
10498 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10499 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10500 with ERROR_MARK, not NUM_TREE_CODES.
10501 (vect_create_epilog_for_reduction): Likewise.
10502 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10503 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10504 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10506 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10507 vect_unused_in_loop. Change 0 to loop_vect.
10508 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10509 * var-tracking.c (get_init_value): Change return type to enum
10511 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10512 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10514 (arm_override_options): Add casts to enum type.
10515 (arm_emit_tls_decoration): Likewise.
10516 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10518 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10519 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10520 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10522 * config/s390/s390.c (code_for_builtin_64): Change to array of
10524 (code_for_builtin_31): Likewise.
10525 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10527 * config/sparc/sparc.c (sparc_override_options): Change value
10528 field in struct code_model to enum cmodel. In initializer change
10529 0 to NULL and add cast to enum type.
10531 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10532 Change all callers. Issue a -Wc++-compat warning using
10533 lhs_origtype if necessary.
10534 (convert_for_assignment): Issue -Wc++-compat warnings about
10535 invalid conversions to enum type on assignment.
10536 * c-common.h (build_modify_expr): Update declaration.
10538 2009-04-24 Nick Clifton <nickc@redhat.com>
10540 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10541 (function_arg_advance): Likewise.
10542 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10545 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10547 * config/s390/constraints.md ('I', 'J'): Fix condition.
10549 2009-04-24 Diego Novillo <dnovillo@google.com>
10551 * gengtype-parse.c (parse_error): Add newline after message.
10553 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10555 * config/i386/sse.md (avxmodesuffixs): Removed.
10556 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10557 (*avx_pinsr<ssevecsize>): This.
10559 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10561 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10562 follow chains of regs with a single definition, and allow expressions
10563 that are function_invariant_p.
10564 (simple_rhs_p): Allow expressions that are function_invariant_p.
10566 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10568 PR middle-end/39867
10569 * fold-const.c (fold_cond_expr_with_comparison): When folding
10570 > and >= to MAX, make sure the MAX uses the same type as the
10571 comparison's operands.
10573 2009-04-24 Nick Clifton <nickc@redhat.com>
10575 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10576 addressing for DImode accesses.
10577 (frv_print_operand_address): Handle PLUS case.
10578 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10580 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10582 PR rtl-optimization/39794
10583 * alias.c (canon_true_dependence): Add x_addr argument.
10584 * rtl.h (canon_true_dependence): Adjust prototype.
10585 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10586 * cselib.c (cselib_invalidate_mem): Likewise.
10587 * gcse.c (compute_transp): Likewise.
10588 * dse.c (scan_reads_nospill): Likewise.
10589 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10590 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10591 canon_base_addr of the group, plus optional offset.
10592 (struct group_info): Rename canon_base_mem to
10594 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10595 canon_rtx of base_mem.
10597 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10599 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10600 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10602 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10604 * config/spu/spu-builtins.h: Delete file.
10606 * config/spu/spu.h (enum spu_builtin_type): Move here from
10608 (struct spu_builtin_description): Likewise. Add GTY marker.
10609 Do not use enum spu_function_code or enum insn_code.
10610 (spu_builtins): Add extern declaration.
10612 * config/spu/spu.c: Do not include "spu-builtins.h".
10613 (enum spu_function_code, enum spu_builtin_type_index,
10614 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10615 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10616 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10617 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10618 (spu_builtin_types): Make static. Add GTY marker.
10619 (spu_builtins): Add extern declaration with GTY marker.
10620 Include "gt-spu.h".
10622 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10623 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10624 Check programmatically whether all parameters are scalar.
10626 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10628 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10630 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10631 assignment from the constructor either if the target is volatile.
10633 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10635 * config/arm/arm.md (insv): Do not share operands[0].
10637 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10639 * config/vxlib-tls.c (active_tls_threads): Delete.
10640 (delete_hook_installed): New.
10641 (tls_delete_hook): Don't delete the delete hook.
10642 (tls_destructor): Delete it here.
10643 (__gthread_set_specific): Adjust installing the delete hook.
10644 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10645 __gthread_leave_tsd_dtor_context.
10647 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10649 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10651 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10653 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10655 (alpha_rtx_costs): Ditto.
10656 (emit_unlikely_jump): Use add_reg_note.
10657 (emit_frame_store_1): Ditto.
10658 (alpha_expand_prologue): Ditto.
10659 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10660 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10662 2009-04-23 Nick Clifton <nickc@redhat.com>
10664 * config/v850/v850.md (epilogue): Remove suppressed code.
10665 (return): Rename to return_simple and remove test of frame size.
10666 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10667 to gen_return_simple.
10669 2009-04-22 Jing Yu <jingyu@google.com>
10672 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10674 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10677 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10678 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10679 value is a VECTOR_CST, the element type is the element type of the
10682 2009-04-22 DJ Delorie <dj@redhat.com>
10684 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10686 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10688 * alias.c (find_base_term): Move around LO_SUM case, so that
10689 CONST falls through into PLUS/MINUS handling.
10692 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10693 into 0, use omit_one_operand.
10695 2009-04-23 Ben Elliston <bje@au.ibm.com>
10697 * config/rs6000/linux-unwind.h (get_regs): Remove type
10698 puns. Change the type of `pc' to an array of unsigned ints and
10699 update all users. Constify frame24.
10701 2009-04-22 DJ Delorie <dj@redhat.com>
10703 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10704 declarations before code.
10705 (current_function_special_page_vector): Likewise.
10706 (m32c_expand_insv): Silence a warning.
10708 2009-04-21 Taras Glek <tglek@mozilla.com>
10710 * alias.c: Update GTY annotations to new syntax.
10711 * basic-block.h: Likewise.
10712 * bitmap.h: Likewise.
10713 * c-common.h: Likewise.
10714 * c-decl.c: Likewise.
10715 * c-parser.c: Likewise.
10716 * c-pragma.c: Likewise.
10717 * c-tree.h: Likewise.
10718 * cfgloop.h: Likewise.
10719 * cgraph.h: Likewise.
10720 * config/alpha/alpha.c: Likewise.
10721 * config/arm/arm.h: Likewise.
10722 * config/avr/avr.h: Likewise.
10723 * config/bfin/bfin.c: Likewise.
10724 * config/cris/cris.c: Likewise.
10725 * config/darwin.c: Likewise.
10726 * config/frv/frv.c: Likewise.
10727 * config/i386/i386.c: Likewise.
10728 * config/i386/i386.h: Likewise.
10729 * config/i386/winnt.c: Likewise.
10730 * config/ia64/ia64.h: Likewise.
10731 * config/iq2000/iq2000.c: Likewise.
10732 * config/mips/mips.c: Likewise.
10733 * config/mmix/mmix.h: Likewise.
10734 * config/pa/pa.c: Likewise.
10735 * config/pa/pa.h: Likewise.
10736 * config/rs6000/rs6000.c: Likewise.
10737 * config/s390/s390.c: Likewise.
10738 * config/sparc/sparc.c: Likewise.
10739 * config/xtensa/xtensa.c: Likewise.
10740 * cselib.h: Likewise.
10741 * dbxout.c: Likewise.
10742 * dwarf2out.c: Likewise.
10743 * except.c: Likewise.
10744 * except.h: Likewise.
10745 * fixed-value.h: Likewise.
10746 * function.c: Likewise.
10747 * function.h: Likewise.
10748 * gimple.h: Likewise.
10749 * integrate.c: Likewise.
10750 * optabs.c: Likewise.
10751 * output.h: Likewise.
10752 * real.h: Likewise.
10754 * stringpool.c: Likewise.
10755 * tree-data-ref.c: Likewise.
10756 * tree-flow.h: Likewise.
10757 * tree-scalar-evolution.c: Likewise.
10758 * tree-ssa-address.c: Likewise.
10759 * tree-ssa-alias.h: Likewise.
10760 * tree-ssa-operands.h: Likewise.
10761 * tree.c: Likewise.
10762 * tree.h: Likewise.
10763 * varasm.c: Likewise.
10764 * varray.h: Likewise.
10766 * coretypes.h: Do not define GTY macro if it is already defined.
10767 * doc/gty.texi: Update GTY documentation to new syntax.
10768 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10769 annotations on structs.
10770 * gengtype-parse.c: Likewise.
10772 2009-04-22 Mark Heffernan <meheff@google.com>
10774 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10776 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10778 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10781 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10783 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10784 the same as a PLUS without a shift. Increase the cost of a
10787 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10789 * Makefile.in: Update dependencies.
10790 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10791 * errors.h: Remove bogus comment about compatibility.
10792 (warning): Update declaration.
10793 * genautomata.c: Update all calls to warning.
10794 * gimple.c: Do not include errors.h. Include toplev.h.
10795 * tree-ssa-structalias.c: Do not include errors.h.
10796 * omega.c: Likewise.
10797 * tree-ssa-reassoc.c: Likewise.
10798 * config/spu/spu-c.c: Likewise.
10799 * config/spu/t-spu-elf: Update dependencies.
10801 2009-04-22 Richard Guenther <rguenther@suse.de>
10803 PR tree-optimization/39824
10804 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10805 make sure the types are compatible.
10807 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10810 * c-common.c (c_parse_error): Take a token_flags parameter.
10811 Use token_type for the token type instead.
10812 Pass token_flags to cpp_type2name.
10813 * c-common.h (c_parse_error): Update declaration.
10814 * c-parser.c (c_parser_error): Pass 0 as token flags.
10816 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10818 PR rtl-optimization/39580
10819 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10821 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10823 * function.c (expand_function_end): Do not emit a jump to the "naked"
10824 return label for fall-through returns.
10825 * except.c (sjlj_emit_function_exit): Always place the call to the
10826 unregister function at the location installed by expand_function_end.
10828 2009-04-22 Richard Guenther <rguenther@suse.de>
10830 PR tree-optimization/39845
10831 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10832 (gen_inbound_check): Likewise.
10834 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10836 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10838 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10839 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10841 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10843 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10844 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10845 shift counts to avoid out-of-bounds array accesses.
10847 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10849 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10850 (Pmode): Move above.
10852 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10854 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10855 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10856 GET_CODE macro. Use IN_RANGE macro where appropriate.
10857 * config/alpha/alpha.h: Ditto.
10858 * config/alpha/alpha.md: Ditto.
10859 * config/alpha/constraints.md: Ditto.
10860 * config/alpha/predicates.md: Ditto.
10862 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10864 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10865 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10866 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10867 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10868 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10869 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10870 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10871 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10872 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10873 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10874 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10875 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10876 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10877 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10878 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10879 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10880 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10881 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10882 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10883 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10884 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10885 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10886 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10887 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10888 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10889 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10890 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10892 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10894 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10895 references from comments.
10896 * cfgbuild.c: (count_basic_blocks): Delete.
10897 (find_basic_blocks_1): Delete.
10898 (find_basic_blocks): Delete.
10899 * except.c (finish_eh_generation): Make static. Move comment from
10900 except.h here. Remove find_basic_blocks references from comments.
10901 * except.h (finish_eh_generation): Delete.
10902 * basic-block.h (find_basic_blocks): Delete.
10903 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10905 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10907 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10908 (sdbout_parms): Likewise.
10910 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10912 * config/sh/sh.c (prepare_cbranch_operands): Use
10913 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10914 (expand_cbranchdi4): Likewise.
10915 (from_compare): Add cast to enum type.
10916 (expand_cbranchsi4): Use add_reg_note.
10917 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10918 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10919 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10920 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10921 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10922 instead of CODE_FOR_nothing.
10923 (cbranchdi4): Likewise. Fix the order of arguments for
10925 (push_fpscr): Use add_reg_note.
10926 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10927 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10929 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10931 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10932 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10933 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10934 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10935 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10936 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10937 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10938 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10939 config/alpha/x-vms, config/arc/t-arc,
10940 config/arm/README-interworking, config/arm/arm-c.c,
10941 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10942 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10943 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10944 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10945 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10946 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10947 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10948 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10949 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10950 config/cris/t-elfmulti, config/crx/t-crx,
10951 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10952 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10953 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10954 config/h8300/t-h8300, config/i386/athlon.md,
10955 config/i386/darwin-libgcc.10.4.ver,
10956 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10957 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10958 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10959 config/i386/t-linux64, config/i386/t-nwld,
10960 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10961 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10962 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10963 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10964 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10965 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10966 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10967 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10968 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10969 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10970 config/m68k/t-uclinux, config/mcore/t-mcore,
10971 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10972 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10973 config/mips/crtn.asm, config/mips/irix-crti.asm,
10974 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10975 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10976 config/mips/mips-fixed.md, config/mips/sb1.md,
10977 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10978 config/mips/t-iris6, config/mips/t-isa3264,
10979 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10980 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10981 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10982 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10983 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10984 config/mn10300/t-linux, config/mn10300/t-mn10300,
10985 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10986 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10987 config/picochip/libgccExtras/clzsi2.asm,
10988 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10989 config/rs6000/darwin-libgcc.10.4.ver,
10990 config/rs6000/darwin-libgcc.10.5.ver,
10991 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10992 config/rs6000/t-aix43, config/rs6000/t-aix52,
10993 config/rs6000/t-darwin, config/rs6000/t-fprules,
10994 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10995 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10996 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10997 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10998 config/rs6000/t-rtems, config/rs6000/t-spe,
10999 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11000 config/score/t-score-elf, config/sh/divcost-analysis,
11001 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11002 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11003 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11004 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11005 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11006 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11007 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11008 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11009 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11010 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11011 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11012 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11013 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11014 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11015 * config/h8300/genmova.sh: Include copyright and license notices
11016 in generated output.
11017 * config/h8300/mova.md: Regenerate.
11018 * doc/install.texi2html: Include word "Copyright" in copyright
11019 notice and use name "Free Software Foundation, Inc.".
11020 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11021 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11022 ChangeLog-2007, ChangeLog-2008: Correct dates.
11024 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11026 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11027 NE_EXPR operations as well.
11028 * c-parser.c (c_parser_condition): Do not set location information on
11030 (c_parser_conditional_expression): Likewise.
11031 (c_parser_binary_expression): Set location information on operators.
11032 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11033 TRUTH_NOT_EXPR has been folded.
11034 * fold-const.c (fold_truth_not_expr): Copy location information from
11035 the incoming expression to the outgoing one.
11036 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11037 recursive calls on the LHS of the operator but pass that of the
11038 operator to recursive calls on the RHS of the operator. Set it
11040 (shortcut_cond_expr): Set the locus of the operator on the second
11041 COND_EXPR and that of the expression on the first in degenerate cases.
11042 Pass the locus of the expression to calls to shortcut_cond_r.
11043 Set the locus of the 'then' block on the associated jump, if any.
11044 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11045 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11046 expression to call to gimplify_boolean_expr.
11048 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11050 * config.gcc: Add additional configuration for
11051 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11052 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11053 (CPP_SPEC): Redefine for allowing -municode option.
11054 (STARTFILE_SPEC): Likewise.
11055 * config/i386/t-mingw-w64: New.
11056 * config/i386/mingw-w64.opt: New.
11057 (municode): Add new target option.
11058 * doc/invoke.texi (municode): Add documentation for new option.
11060 2009-04-21 Ian Lance Taylor <iant@google.com>
11062 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11063 Correct test for number of arguments.
11064 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11066 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11068 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11069 argument of emit_library_call.
11071 2009-04-21 Richard Guenther <rguenther@suse.de>
11073 PR middle-end/39829
11074 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11075 inside VIEW_CONVERT_EXPRs.
11077 2009-04-21 Martin Jambor <mjambor@suse.cz>
11079 * tree-switch-conversion.c (build_constructors): Split a long line.
11080 (constructor_contains_same_values_p): New function.
11081 (build_one_array): Create assigns of constants if possible, do not
11082 call mark_sym_for_renaming, call update_stmt.
11083 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11084 make_rename_temp. Do not call mark_symbols_for_renaming, call
11086 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11087 find_new_referenced_vars, call update_stmt.
11088 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11089 instead of calling make_rename_temp. Do not call
11090 find_new_referenced_vars or mark_symbols_for_renaming, call
11093 2009-04-21 Richard Guenther <rguenther@suse.de>
11095 PR tree-optimization/39827
11096 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11097 (tree_ssa_phiprop): Pass the correct array size.
11099 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11101 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11103 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11106 * c-typeck.c (lvalue_p): Move declaration ...
11107 * c-common.h (lvalue_p): ... to here.
11108 * c-common.c (candidate_equal_p): New.
11109 (add_tlist): Use it.
11110 (merge_tlist): Use it.
11111 (warn_for_collisions_1): Likewise.
11112 (warning_candidate_p): Accept more candidates.
11113 (verify_tree): A warning candidate can be an expression. Use
11116 2009-04-21 Ben Elliston <bje@au.ibm.com>
11119 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11120 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11121 options. Remove -mcall-solaris documentation.
11123 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11126 * doc/invoke.texi (-Wlong-long): Update description.
11127 * c-lex (interpret_integer): Only warn if there was no previous
11128 overflow and -Wlong-long is enabled.
11129 * c-decl.c (declspecs_add_type): Drop redundant flags.
11130 * c.opt (Wlong-long): Init to -1.
11131 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11132 and front-end warn_long_long. Wlong-long only depends on other
11133 flags if it is uninitialized.
11134 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11135 the same for CPP and FE.
11136 (restore_extension_diagnostics): Likewise.
11138 2009-04-20 Ian Lance Taylor <iant@google.com>
11140 Fix enum conversions which are invalid in C++:
11141 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11142 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11143 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11144 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11145 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11146 (dbxout_parms): Likewise.
11147 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11148 (df_clear_flags): Likewise.
11149 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11150 top_flag parameter to int.
11151 (df_chain_create_bb_process_use): Likewise.
11152 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11154 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11155 (df_ref_create_structure, df_def_record_1): Likewise.
11156 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11157 (df_notes_rescan): Change 0 to VOIDmode in function call.
11158 (df_get_call_refs, df_insn_refs_collect): Likewise.
11159 (df_bb_regs_collect): Likewise.
11160 (df_entry_block_defs_collect): Likewise.
11161 (df_exit_block_uses_collect): Likewise.
11162 * df.h: Update declarations.
11163 * double-int.c (double_int_divmod): Add cast to enum type.
11164 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11165 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11166 (based_loc_descr): Likewise.
11167 (loc_descriptor_from_tree_1): Change first_op and second_op to
11168 enum dwarf_location_atom. Add cast to enum type.
11169 * expmed.c (init_expmed): Change 0 to SET in function call.
11170 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11171 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11172 (do_store_flag): Likewise.
11173 * fixed-value.h (struct fixed_value): Change mode to enum
11175 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11176 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11178 (insert_insn_decl, insert_decl, insert_state): Likewise.
11179 (automata_list_finish): Likewise.
11180 * genrecog.c (process_define_predicate): Add cast to enum type.
11181 * gensupport.c (init_predicate_table): Add cast to enum type.
11182 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11184 (gimple_build_call_1, gimple_build_label): Likewise.
11185 (gimple_build_goto, gimple_build_asm_1): Likewise.
11186 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11187 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11188 (enum fallback): Rename from enum fallback_t.
11189 (fallback_t): Typedef as int.
11190 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11191 GSI_SAME_STMT in function call.
11192 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11194 (setup_reg_class_relations): Likewise.
11195 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11196 (setup_prohibited_class_mode_regs): Add cast to enum type.
11197 (setup_prohibited_mode_move_regs): Likewise.
11198 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11199 (record_address_regs): Change i to enum reg_class.
11200 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11201 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11202 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11203 (GET_MODE_2XWIDER_MODE): Likewise.
11204 (GET_CLASS_NARROWEST_MODE): Likewise.
11205 * omp-low.c (expand_omp_for): Add cast to enum type.
11206 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11207 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11208 * postreload.c (reload_cse_simplify_operands): Change rclass local
11210 * predict.c (combine_predictions_for_insn): Change best_predictor
11211 and predictor to enum br_predictor.
11212 (combine_predictions_for_bb): Likewise.
11213 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11214 use SET_PREDICT_EXPR_OUTCOME.
11215 * real.c (real_arithmetic): Change icode to code in function call.
11216 * reginfo.c (init_move_cost): Add casts to enum type.
11217 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11218 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11220 * reload.c (find_valid_class): Add casts to enum type.
11221 (push_reload): Change 0 to NO_REGS in function call.
11222 (find_reloads): Change this_alternative to array of enum
11223 reg_class. Remove some now-unnecessary casts.
11224 (make_memloc): Change 0 to VOIDmode in function call.
11225 * reload1.c (reload): Change 0 to VOIDmode in function call.
11226 (eliminate_regs_1, elimination_effects): Likewise.
11227 (eliminate_regs_in_insn): Likewise.
11228 (emit_input_reload_insns): Add cast to enum type.
11229 (delete_output_reload): Change 0 to VOIDmode in function call.
11230 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11231 to enum type in function call.
11232 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11233 (SET_PREDICT_EXPR_OUTCOME): Define.
11234 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11235 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11236 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11237 (dump_function): Likewise.
11238 * tree-dump.h: Update declarations.
11239 * tree-pass.h: Update declarations.
11240 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11241 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11243 (arm_rtx_costs_1): Correct parenthesization.
11244 (arm_rtx_costs): Add casts to enum type.
11245 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11246 (vfp_emit_fstmd): Use add_rg_note.
11247 (emit_multi_reg_push, emit_sfm): Likewise.
11248 (thumb_set_frame_pointer): Likewise.
11249 (arm_expand_prologue): Likewise.
11250 (arm_regno_class): Change return type to enum reg_class.
11251 (thumb1_expand_prologue): Use add_reg_note.
11252 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11253 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11255 * config/arm/gentune.sh: Add cast to enum type.
11256 * config/arm/arm-tune.md: Rebuild.
11257 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11258 (ix86_split_fp_branch, predict_jump): Likewise.
11259 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11260 insn_code to enum rtx_code.
11261 (ix86_builtin_vectorized_function): Add cast to enum type.
11262 * config/i386/i386.md (truncdfsf2): Change slot to enum
11264 (truncxf<mode>2, isinf<mode>2): Likewise.
11265 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11267 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11268 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11269 (insert_bundle_state): Change 1 to INSERT in function call.
11270 (ia64_add_bundle_selector_before): Likewise.
11271 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11272 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11273 (restore_stack_nonlocal): Likewise.
11274 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11276 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11278 (mips_rtx_costs): Likewise.
11279 (mips_override_options): Add casts to enum type.
11280 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11282 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11283 (store_reg, set_reg_plus_d): Likewise.
11284 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11285 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11287 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11289 (emit_unlikely_jump): Use add_reg_note.
11290 (rs6000_emit_allocate_stack): Likewise.
11291 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11292 (output_toc): Change 1 to INSERT in function call.
11293 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11294 (rs6000_initialize_trampoline): Likewise.
11295 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11297 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11298 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11299 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11300 (save_gprs): Use add_reg_note.
11301 (s390_emit_prologue): Likewise.
11302 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11303 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11304 (sparc_fold_builtin): Add cast to enum type.
11305 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11307 (spu_expand_prologue): Use add_reg_note.
11308 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11310 2009-04-20 Ian Lance Taylor <iant@google.com>
11312 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11313 (c_parser_postfix_expression_after_primary): Get VEC for list of
11314 arguments. Get original types of arguments. Call
11315 build_function_call_vec.
11316 (cached_expr_list_1, cached_expr_list_2): New static variables.
11317 (c_parser_expr_list): Change return type to VEC *. Add
11318 p_orig_types parameter. Change all callers.
11319 (c_parser_release_expr): New static function.
11320 (c_parser_vec_to_tree_list): New static function.
11321 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11322 call build_function_call_vec.
11323 (build_function_call_vec): New function, based on old
11324 build_function_call.
11325 (convert_arguments): Remove nargs and argarray parameters. Change
11326 values to a VEC. Add origtypes parameter.
11327 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11328 (convert_for_assignment): Add origtype parameter. Change all
11329 callers. If warn_cxx_compat, check for conversion to an enum
11330 type when calling a function.
11331 (store_init_value): Add origtype parameter. Change all callers.
11332 (digest_init): Likewise.
11333 (struct init_node): Add origtype field.
11334 (add_pending_init): Add origtype parameter. Change all callers.
11335 (output_init_element): Likewise.
11336 (output_pending_init_elements): Pass origtype from init_node to
11337 output_init_element.
11338 (process_init_element): Pass origtype from c_expr to
11339 output_init_element.
11340 (c_finish_return): Add origtype parameter. Change all callers.
11341 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11343 (sync_resolve_params): Likewise.
11344 (sync_resolve_return): Change params to first_param. Change caller.
11345 (resolve_overloaded_builtins): Change params to VEC *. Change
11346 callers. Save first parameter around call to build_function_call_vec.
11347 * c-decl.c (finish_decl): Add origtype parameter. Change all
11348 callers. Call build_function_call_vec rather than
11349 build_function_call for cleanup.
11350 * c-tree.h: Update declarations.
11351 * c-common.h: Update declarations.
11352 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11353 params to first_param.
11354 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11355 params parameter from tree to void *.
11356 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11357 Change arglist parameter to have type void *, and to be a pointer
11359 * config/rs6000/rs6000-protos.h
11360 (altivec_resolve_overloaded_builtin): Update declaration.
11361 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11362 fnargs parameter to have type void *, and to be a pointer to a
11363 VEC. Call build_function_call_vec instead of
11364 build_function_call.
11365 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11367 2009-04-20 Joey Ye <joey.ye@intel.com>
11368 Xuepeng Guo <xuepeng.guo@intel.com>
11369 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11373 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11374 (IX86_LEA_PRIORITY): Likewise.
11375 (distance_non_agu_define): New function.
11376 (distance_agu_use): Likewise.
11377 (ix86_lea_for_add_ok): Likewise.
11378 (ix86_dep_by_shift_count): Likewise.
11380 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11381 should split for LEA.
11383 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11385 (ix86_dep_by_shift_count): Likewise.
11387 2009-04-20 Richard Guenther <rguenther@suse.de>
11389 * expr.c (handled_component_p): Move ...
11390 * tree.h (handled_component_p): ... here.
11391 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11392 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11393 and REALPART_EXPR to be in one group.
11395 2009-04-20 Richard Guenther <rguenther@suse.de>
11397 * basic-block.h (get_all_dominated_blocks): Declare.
11398 * dominance.c (get_all_dominated_blocks): New function.
11399 * tree-cfg.c (get_all_dominated_blocks): Remove.
11400 (remove_edge_and_dominated_blocks): Adjust.
11401 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11402 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11403 instead of recursing.
11405 2009-04-20 Doug Kwan <dougkwan@google.com>
11407 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11408 (struct cgraph_node_set_def): New type.
11409 (cgraph_node_set) New type. Also declare vector functions.
11410 (struct cgraph_node_set_element_def): New type.
11411 (cgraph_node_set_element): Ditto.
11412 (cgraph_node_set_iterator): New iterator type.
11413 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11414 cgraph_node_set_remove, dump_cgraph_node_set,
11415 debug_cgraph_node_set): New prototypes.
11416 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11417 cgraph_node_set_size): New inlines.
11418 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11419 including cgraph.h.
11420 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11421 argument to function 'write_summary'.
11422 * ipa.c: Include ggc.h.
11423 (hash_cgraph_node_set_element,
11424 eq_cgraph_node_set_element, cgraph_node_set_new,
11425 cgraph_node_set_add, cgraph_node_set_remove,
11426 cgraph_node_set_find, dump_cgraph_node_set,
11427 debug_cgraph_node_set): New functions.
11428 * Makefile.in (ipa.o): Add dependency on GGC_H.
11430 2009-04-20 Ira Rosen <irar@il.ibm.com>
11432 PR tree-optimization/39675
11433 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11434 check of the return code of vect_schedule_slp. Check that
11435 stmt_vec_info still exists for the statement, before checking its
11436 vectorization type.
11438 2009-04-20 Michael Matz <matz@suse.de>
11440 * Makefile.in (generated_files): Take out $(simple_generated_c).
11442 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11444 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11445 (UINTPTR_TYPE): Likewise.
11447 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11450 * c-typeck.c (digest_init): Check for initializing an array with a
11453 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11456 * c-semantics.c (pop_stmt_list): Propagate
11457 STATEMENT_LIST_HAS_LABEL to parent statement list.
11459 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11461 * config/mips/mips.h (mips_tune_attr): New macro.
11462 * config/mips/mips.md (cpu): Use it.
11464 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11467 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11470 2009-04-19 Diego Novillo <dnovillo@google.com>
11472 * toplev.c (compile_file): Move call to coverage_finish ...
11473 * cgraphunit.c (ipa_passes): ... here.
11474 Call cgraph_process_new_functions.
11475 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11476 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11478 2009-04-19 Jan Hubicka <jh@suse.cz>
11480 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11482 (dump_cgraph_node): Dump can throw external flag.
11483 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11485 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11489 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11490 * common.opt (Wlogical-op): Move from here...
11491 * c.opt (Wlogical-op): ... to here.
11492 * c-typeck.c (parser_build_binary_op): Update call to
11493 warn_logical_operator.
11494 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11496 * c-common.c (warn_logical_op): Update.
11497 * c-common.h (warn_logical_op): Update declaration.
11499 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11501 * tree.c (protected_set_expr_location): Fix formatting.
11503 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11506 * c-typeck.c (readonly_warning): new.
11507 (build_unary_op, build_modify_expr): Use readonly_warning for
11508 storing into something readonly but not const-qualified.
11510 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11513 * c-typeck.c (build_unary_op): Check for taking address of
11514 expression of type void.
11516 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11519 * c-typeck.c (build_function_call): Check for calling a function
11520 with qualified void return types. Call require_complete_type when
11523 2009-04-18 Jan Hubicka <jh@suse.cz>
11525 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11527 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11528 can_throw_external flag.
11529 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11530 * ipa-pure-const.c (ignore_edge): New function.
11531 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11532 only over can_throw_external edges.
11533 (local_pure_const): Add nothrow flag.
11534 * ipa-utils.c (searchc): Add ignore_edge callback.
11535 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11536 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11537 (set_nothrow_function_flags): Update cgraph.
11538 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11540 2009-04-18 Richard Guenther <rguenther@suse.de>
11542 PR middle-end/39804
11543 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11544 (fold_stmt): ... this and ...
11545 (fold_stmt_inplace): ... this.
11546 (fold_stmt_1): Fold references in calls and asms.
11547 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11549 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11551 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11552 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11554 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11556 * tree.c (function_args_count): Remove.
11557 * tree.h: Remove the prototype for function_args_count.
11559 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11561 * tree-iterator.c (expr_only): Remove.
11562 * tree.h: Remove the prototype for expr_only.
11564 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11566 * reginfo.c (cannot_change_mode_set_regs): Remove.
11567 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11569 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11571 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11572 whether operands 0 and 1 overlaps.
11574 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11576 PR middle-end/36902
11577 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11578 pointer. Use warning_at instead of warning.
11579 (search_for_addr_array): Likewise.
11580 (check_array_bounds): Likewise.
11581 (check_all_array_refs): Check that the incoming edge is not in the
11582 list of edges to be removed.
11583 (check_all_array_refs): Avoid the temporal pointer.
11584 (vrp_visit_cond_stmt): Fix typo.
11585 (simplify_switch_using_ranges): Handle the case where the switch
11586 index is an integer constant.
11588 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11590 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11592 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11594 * doc/extend.texi, doc/invoke.texi: Fix typos.
11596 2009-04-17 Cary Coutant <ccoutant@google.com>
11598 * tree-flow-inline.h (get_lineno): Fix inverted test.
11600 2009-04-17 Diego Novillo <dnovillo@google.com>
11602 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11603 assertion for AVAIL_OUT.
11605 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11608 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11609 * config/sh/linux-atomic.asm: Likewise.
11611 2009-04-17 Diego Novillo <dnovillo@google.com>
11613 * except.c (debug_eh_tree): New.
11614 (struct eh_region, struct eh_status): Move ...
11615 * except.h: ... here.
11616 (add_type_for_runtime): Declare extern.
11617 (lookup_type_for_runtime): Likewise.
11618 (debug_eh_tree): Declare.
11619 * Makefile.in (GTFILES): List except.h before except.c
11621 2009-04-17 Diego Novillo <dnovillo@google.com>
11623 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11624 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11625 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11626 (find_vars_r): ... here.
11627 * tree-flow.h (find_referenced_vars_in): Declare.
11628 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11629 that AVAIL_OUT exists for BLOCK.
11630 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11631 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11632 (tree-parloops.o): Likewise.
11634 2009-04-17 Simon Baldwin <simonb@google.com>
11636 * toplev.c (default_tree_printer): Add handling for %E format.
11638 2009-04-17 Diego Novillo <dnovillo@google.com>
11640 * tree-pretty-print.c (dump_generic_node): Add break after
11641 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11642 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11643 FUNCTION_TYPE together. Call print_struct_decl when printing
11644 structures and TDF_SLIM is not given.
11645 (print_struct_decl): Fix logic for detecting recursion.
11647 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11650 * gcc.c (create_at_file): New.
11651 (compile_input_file_p): New.
11652 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11653 * main.c (main): Update call to toplev_main.
11654 * toplev.c (toplev_main): Change signature. Call expandargv.
11655 * toplev.h (toplev_main): Change signature.
11657 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11659 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11660 if the latter is not constant.
11662 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11664 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11666 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11668 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11669 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11671 2009-04-17 Richard Guenther <rguenther@suse.de>
11673 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11674 Handle component references view-converting an invariant address.
11676 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11678 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11679 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11680 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11681 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11682 Use @deftypevr rather than @deftypevar.
11684 2009-04-17 Richard Guenther <rguenther@suse.de>
11686 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11687 (get_prop_source_stmt): Likewise.
11688 (can_propagate_from): Likewise.
11690 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11692 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11693 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11694 (--with-multilib-list): Add default value.
11695 * configure: Regenerate.
11696 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11697 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11698 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11699 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11700 Don't add default cpu to multilib list unnecessarily, but do enable
11701 the relevant compiler option..
11702 Add support for --with-multilib-list=<blank> and
11703 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11704 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11705 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11706 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11707 TM_MULTILIB_CONFIG.
11708 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11709 (MULTILIB_OSDIRNAMES): New variable.
11710 * config/sh/t-1e: Delete file.
11711 * config/sh/t-mlib-sh1: Delete file.
11712 * config/sh/t-mlib-sh2: Delete file.
11713 * config/sh/t-mlib-sh2a: Delete file.
11714 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11715 * config/sh/t-mlib-sh2a-single: Delete file.
11716 * config/sh/t-mlib-sh2a-single-only: Delete file.
11717 * config/sh/t-mlib-sh2e: Delete file.
11718 * config/sh/t-mlib-sh3e: Delete file.
11719 * config/sh/t-mlib-sh4: Delete file.
11720 * config/sh/t-mlib-sh4-nofpu: Delete file.
11721 * config/sh/t-mlib-sh4-single: Delete file.
11722 * config/sh/t-mlib-sh4-single-only: Delete file.
11723 * config/sh/t-mlib-sh4a: Delete file.
11724 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11725 * config/sh/t-mlib-sh4a-single: Delete file.
11726 * config/sh/t-mlib-sh4a-single-only: Delete file.
11727 * config/sh/t-mlib-sh4al: Delete file.
11728 * config/sh/t-mlib-sh5-32media: Delete file.
11729 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11730 * config/sh/t-mlib-sh5-64media: Delete file.
11731 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11732 * config/sh/t-mlib-sh5-compact: Delete file.
11733 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11734 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11735 * doc/install.texi (Options specification): Add
11736 --with-multilib-list and --with-endian.
11738 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11740 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11742 (OBJS-common): Add plugin-version.o.
11743 (plugin-version.o): New.
11744 * gcc-plugin.h (plugin_gcc_version): New.
11745 (plugin_default_version_check): New.
11746 (plugin_init_func, plugin_init): Add version argument.
11747 * plugin-version.c: New.
11748 * plugin.c (str_plugin_gcc_version_name): New.
11749 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11750 pass it to the init function.
11751 (plugin_default_version_check): New.
11753 2009-04-17 Richard Guenther <rguenther@suse.de>
11755 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11756 for decl-vs-decl disambiguation.
11758 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11760 * config/s390/s390.h (s390_tune_attr): New macro definition.
11761 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11763 2009-04-17 Richard Guenther <rguenther@suse.de>
11765 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11766 (fold_stmt_r): Likewise.
11767 (maybe_fold_reference): New function.
11768 (fold_gimple_assign): Handle cases fold_stmt_r did.
11769 (fold_stmt): Do not use fold_stmt_r.
11770 (fold_stmt_inplace): Likewise.
11772 2009-04-17 Richard Guenther <rguenther@suse.de>
11774 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11775 (record_equivalences_from_stmt): Remove useless checks and
11777 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11778 the type is already suitable.
11780 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11782 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11784 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11786 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11787 (CMPtype): Define as __gcc_CMPtype.
11789 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11791 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11792 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11794 2009-04-17 Richard Guenther <rguenther@suse.de>
11796 PR tree-optimization/39746
11797 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11798 special-casing for builtins and static variable use/def.
11799 (call_may_clobber_ref_p_1): Likewise.
11801 2009-04-16 Ian Lance Taylor <iant@google.com>
11803 * df.h: Include "timevar.h".
11804 (struct df_problem): Change tv_id field to timevar_id_t.
11805 * tree-pass.h: Include "timevar.h".
11806 (struct opt_pass): Change tv_id field to timevar_id_t.
11807 * timevar.h (timevar_id_t): Define TV_NONE.
11808 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11809 TV_NONE rather than tv_id != 0.
11810 (execute_one_pass): Likewise.
11811 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11812 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11813 dependencies to $(TREE_PASS_H).
11814 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11816 (pass_branch_target_load_optimize2): Likewise.
11817 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11818 (pass_outof_cfg_layout_mode): Likewise.
11819 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11820 (pass_rebuild_cgraph_edges): Likewise.
11821 (pass_remove_cgraph_callee_edges): Likewise.
11822 * df-core.c (pass_df_initialize_opt): Likewise.
11823 (pass_df_initialize_no_opt): Likewise.
11824 (pass_df_finish): Likewise.
11825 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11826 * except.c (pass_set_nothrow_function_flags): Likewise.
11827 (pass_convert_to_eh_region_ranges): Likewise.
11828 * final.c (pass_compute_alignments): Likewise.
11829 * function.c (pass_instantiate_virtual_regs): Likewise.
11830 (pass_init_function): Likewise.
11831 (pass_leaf_regs): Likewise.
11832 (pass_match_asm_constraints): Likewise.
11833 * gimple-low.c (pass_lower_cf): Likewise.
11834 (pass_mark_used_blocks): Likewise.
11835 * init-regs.c (pass_initialize_regs): Likewise.
11836 * integrate.c (pass_initial_value_sets): Likewise.
11837 * ira.c (pass_ira): Likewise.
11838 * jump.c (pass_cleanup_barriers): Likewise.
11839 * omp-low.c (pass_expand_omp): Likewise.
11840 (pass_lower_omp): Likewise.
11841 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11842 * recog.c (pass_split_all_insns): Likewise.
11843 (pass_split_after_reload): Likewise.
11844 (pass_split_before_regstack): Likewise.
11845 (pass_split_before_sched2): Likewise.
11846 (pass_split_for_shorten_branches): Likewise.
11847 * reginfo.c (pass_reginfo_init): Likewise.
11848 (pass_subregs_of_mode_init): Likewise.
11849 (pass_subregs_of_mode_finish): Likewise.
11850 * passes.c (pass_postreload): Likewise.
11851 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11852 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11853 (pass_warn_function_return): Likewise.
11854 (pass_warn_function_noreturn): Likewise.
11855 * tree-complex.c (pass_lower_complex): Likewise.
11856 (pass_lower_complex_O0): Likewise.
11857 * tree-if-conv.c (pass_if_conversion): Likewise.
11858 * tree-into-ssa.c (pass_build_ssa): Likewise.
11859 * tree-mudflap.c (pass_mudflap_1): Likewise.
11860 (pass_mudflap_2): Likewise.
11861 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11862 (pass_mudflap_2): Likewise.
11863 * tree-nrv.c (pass_return_slot): Likewise.
11864 * tree-object-size.c (pass_object_sizes): Likewise.
11865 * tree-optimize.c (pass_all_optimizations): Likewise.
11866 (pass_early_local_passes): Likewise.
11867 (pass_all_early_optimizations): Likewise.
11868 (pass_cleanup_cfg): Likewise.
11869 (pass_cleanup_cfg_post_optimizing): Likewise.
11870 (pass_free_datastructures): Likewise.
11871 (pass_free_cfg_annotations): Likewise.
11872 (pass_fixup_cfg): Likewise.
11873 (pass_init_datastructures): Likewise.
11874 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11875 (pass_late_warn_uninitialized): Likewise.
11876 (pass_update_address_taken): Likewise.
11877 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11878 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11879 (pass_cse_sincos): Likewise.
11880 (pass_convert_to_rsqrt): Likewise.
11881 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11882 * tree-stdarg.c (pass_stdarg): Likewise.
11883 * tree-tailcall.c (pass_tail_recursion): Likewise.
11884 (pass_tail_calls): Likewise.
11885 * tree-vect-generic.c (pass_lower_vector): Likewise.
11886 (pass_lower_vector_ssa): Likewise.
11887 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11889 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11891 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11893 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11895 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11896 logical and signext.
11898 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11901 * config/sh/predicates.md (arith_operand): Check if the operand
11902 of TRUNCATE is a REG.
11904 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11906 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11907 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11909 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11911 * tree-iterator.c (tsi_split_statement_list_after,
11912 tsi_split_statement_list_before): Remove.
11913 * tree-iterator.h: Remove the prototypes for
11914 tsi_split_statement_list_after and tsi_split_statement_list_before.
11916 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11918 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11919 * tree-ssa-propagate.h: Remove the prototype for
11920 stmt_makes_single_load.
11922 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11924 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11925 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11927 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11929 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11931 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11933 * except.c (eh_region_outer_p): Remove.
11934 * except.h: Remove the prototype for eh_region_outer_p.
11936 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11938 * function.c (current_function_assembler_name): Remove.
11939 * function.h: Remove the prototype for
11940 current_function_assembler_name.
11942 2009-04-16 Ian Lance Taylor <iant@google.com>
11944 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11945 (add_reg_note): Call alloc_reg_note.
11946 * rtl.h (alloc_reg_note): Declare.
11947 * combine.c (try_combine): Use alloc_reg_note.
11948 (recog_for_combine, move_deaths): Likewise.
11949 (distribute_notes): Use alloc_reg_note and add_reg_note.
11950 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11951 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11952 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11954 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11956 PR rtl-optimization/39762
11957 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11958 ira_may_move_out_cost): Add comments about way of their usage.
11959 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11961 * ira-conflicts.c (process_regs_for_copy): Use function
11962 ira_get_register_move_cost instead of global
11963 ira_register_move_cost.
11965 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11966 color_pass, move_spill_restore, update_curr_costs): Ditto.
11968 * ira-lives.c (process_single_reg_class_operands): Ditto.
11970 * ira-emit.c (emit_move_list): Ditto.
11972 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11973 (record_reg_classes): Ditto. Use functions
11974 ira_get_register_move_cost and ira_get_may_move_cost instead of
11975 global vars ira_register_move_cost, ira_may_move_out_cost and
11976 ira_may_move_in_cost.
11977 (record_address_regs): Don't call ira_init_register_move_cost.
11978 Use function ira_get_may_move_cost instead of global
11979 ira_may_move_in_cost.
11980 (process_bb_node_for_hard_reg_moves): Use function
11981 ira_get_register_move_cost instead of global ira_register_move_cost.
11982 (ira_costs): Don't call ira_init_register_move_cost.
11984 2009-04-16 Richard Guenther <rguenther@suse.de>
11986 * tree-cfg.c (verify_gimple_assign_binary):
11987 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11988 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11989 (create_general_new_stmt): Note that this function is broken.
11991 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11993 * common.opt (fhelp): Add Var(help_flag).
11994 * gcc-plugin.h (plugin_info): Add help.
11995 * plugin.c (plugin_name_args): Add help.
11996 (register_plugin_info): Set plugin->help.
11997 (print_help_one_plugin): New.
11998 (print_plugins_help): New.
11999 * plugin.h (print_plugins_help): New.
12000 * toplev.c (toplev_main): Call print_plugins_help if needed.
12002 2009-04-16 Richard Guenther <rguenther@suse.de>
12004 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12005 (gimple_ior_addresses_taken_1): New function.
12006 (gimple_ior_addresses_taken): Likewise.
12007 * gimple.h (struct gimple_statement_with_ops_base): Remove
12008 addresses_taken member.
12009 (gimple_ior_addresses_taken): Declare.
12010 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12011 gimple_set_addresses_taken): Remove.
12012 * ipa-reference.c (mark_address): New function.
12013 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12014 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12015 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12016 (gimple_add_to_addresses_taken): Remove.
12017 (get_tmr_operands): Call mark_address_taken.
12018 (get_asm_expr_operands): Likewise.
12019 (get_expr_operands): Likewise.
12020 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12021 (free_stmt_operands): Do not free it.
12022 * tree-ssa.c (delete_tree_ssa): Likewise.
12023 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12025 2009-04-16 Richard Guenther <rguenther@suse.de>
12027 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12028 (walk_stmt_load_store_ops): Likewise.
12029 * gimple.c (get_base_loadstore): New function.
12030 (walk_stmt_load_store_addr_ops): Likewise.
12031 (walk_stmt_load_store_ops): Likewise.
12032 * ipa-pure-const.c (check_op): Simplify.
12033 (check_load, check_store): New functions.
12034 (check_stmt): Use walk_stmt_load_store_ops.
12035 * ipa-reference.c (mark_load): Adjust signature.
12036 (mark_store): Likewise.
12037 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12039 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12041 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12042 (plugin_info): New.
12043 * opts.c (common_handle_option): Don't call print_version.
12044 * plugin.c (plugin_name_args): Add version.
12045 (register_plugin_info): New.
12046 (register_callback): Handle PLUGIN_INFO.
12047 (try_init_one_plugin): New.
12048 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12050 (finalize_one_plugin): New.
12051 (finalize_plugins): New.
12052 (print_one_plugin): New.
12053 (print_plugins_versions): New.
12054 * plugin.h (print_plugins_versions): New.
12055 (finalize_plugins): New.
12056 * toplev.c (compile_file): Don't call initialize_plugins.
12057 (print_version): Call print_plugins_versions.
12058 (toplev_main): Call initialize_plugins. Print version if needed.
12059 Call finalize_plugins.
12061 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12063 * common.opt (fversion): New.
12064 * gcc.c (print_version): New.
12065 (process_command): Don't print the version. Just set print_version.
12066 (main): Print version. Call subprocesses if print_version and
12067 verbose_flag are set.
12068 * opts.c (common_handle_option): Handle OPT_fversion.
12070 2009-04-16 Richard Guenther <rguenther@suse.de>
12071 Ira Rosen <irar@il.ibm.com>
12073 PR tree-optimization/39698
12074 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12075 type of the reduction variable. Only generate the def if
12078 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12079 make sure to first convert to an integer of the same precision.
12080 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12081 the type of the evolution correctly in computing the new
12082 induction variable base.
12084 2009-04-16 Richard Guenther <rguenther@suse.de>
12086 PR middle-end/39625
12087 * tree-cfg.c (make_blocks): Split statements with to-be
12088 abnormal SSA names on the lhs.
12090 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12092 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12093 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12094 * c-typeck.c (really_start_incremental_init): Likewise.
12095 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12096 (TARGET_INITIALIZER): Remove it.
12097 * target.h (struct target): Remove vector_opaque_p.
12098 * tree.c (build_opaque_vector_type): New.
12099 * tree.h (TYPE_VECTOR_OPAQUE): New.
12100 (build_opaque_vector_type): Declare.
12101 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12102 * config/rs6000/rs6000.c (build_opaque_vector_type,
12103 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12104 (rs6000_init_builtins): Use build_opaque_vector_type for
12105 opaque_V4SI_type_node.
12107 2009-04-15 Catherine Moore <clm@codesourcery.com>
12109 * debug.h (set_name): Declare.
12110 * dwarf2out.c (dwarf2out_set_name): Declare.
12111 (dwarf2_debug_hooks): Add set_name.
12112 (find_AT_string): New.
12113 (add_AT_string): Call find_AT_string.
12114 (dwarf2out_set_name): New.
12115 * cp/decl.c (grokdeclarator): Call set_name.
12116 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12117 * debug.c (do_nothing_debug_hooks): Likewise.
12118 * dbxout.c (dbx_debug_hooks): Likewise.
12119 * sdbout.c (sdb_debug_hooks): Likewise.
12121 2009-04-15 Michael Eager <eager@eagercon.com>
12123 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12124 reg for single-precision FPU.
12125 * config/rs6000/rs6000.md (movsi_internal1): Only for
12126 !TARGET_SINGLE_FPU.
12127 (movsi_internal1_single): New. Add pattern to move SI values to/from
12128 single-precision FP regs.
12130 2009-04-15 Richard Guenther <rguenther@suse.de>
12132 * omp-low.c (lower_rec_input_clauses): Build correct address
12134 (expand_omp_for_generic): Fix multiplication type.
12135 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12136 (generate_memset_zero): Fix types.
12137 * tree-profile.c (prepare_instrumented_value): Correctly
12140 2009-04-15 Ian Lance Taylor <iant@google.com>
12142 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12143 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12144 for -Wall and for -Wc++-compat.
12145 (c_common_post_options): For C++, set warn_enum_compare if not
12147 * c-tree.h (struct c_expr): Add field original_type.
12148 (build_external_ref): Update declaration.
12149 * c-parser.c (c_parser_braced_init): Set original_type.
12150 (c_parser_initelt): Likewise.
12151 (c_parser_expr_no_commas): Likewise.
12152 (c_parser_conditional_expression): Likewise.
12153 (c_parser_cast_expression): Likewise.
12154 (c_parser_unary_expression): Likewise. Pull setting of
12155 original_code to top of function.
12156 (c_parser_sizeof_expression): Set original_type.
12157 (c_parser_alignof_expression): Likewise.
12158 (c_parser_postfix_expression): Likewise. Pull setting of
12159 original_code to top of function.
12160 (c_parser_postfix_expression_after_paren_type): Set original_type.
12161 (c_parser_postfix_expression_after_primary): Likewise.
12162 (c_parser_expression): Likewise.
12163 * c-typeck.c (build_external_ref): Add type parameter. Change all
12165 (c_expr_sizeof_expr): Set original_type field.
12166 (parser_build_unary_op): Likewise.
12167 (parser_build_binary_op): Likewise. Optionally warn about
12168 comparisons of enums of different types.
12169 (digest_init): Set original_type field.
12170 (really_start_incremental_init): Likewise.
12171 (push_init_level, pop_init_level): Likewise.
12172 * doc/invoke.texi (Warning Options): -Wenum-compare now
12175 2009-04-15 Richard Guenther <rguenther@suse.de>
12177 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12178 out a necessary conversion.
12179 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12180 names we didn't value number.
12181 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12183 2009-04-15 Richard Guenther <rguenther@suse.de>
12185 PR tree-optimization/39764
12186 * tree-ssa-ccp.c (get_value): Canonicalize value with
12187 canonicalize_float_value.
12189 2009-04-15 Jan Hubicka <jh@suse.cz>
12191 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12192 Wrong version of patch.
12194 2009-04-15 Jan Hubicka <jh@suse.cz>
12196 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12198 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12200 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12201 our distinct integral and vector types.
12203 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12205 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12206 * init.c (build_vtbl_address): Remove call to assemble_external.
12208 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12210 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12211 output for other floating point modes.
12213 2009-04-14 Diego Novillo <dnovillo@google.com>
12215 * diagnostic.c (diagnostic_report_diagnostic): Do not
12216 warn about loaded plugins for DK_ERROR and DK_WARNING.
12217 * c-decl.c (declspecs_add_type): Move call to
12218 invoke_plugin_callbacks ...
12219 * c-parser.c (c_parser_declspecs): ... here.
12220 * plugin.c (dump_active_plugins): Tidy output.
12222 2009-04-14 Diego Novillo <dnovillo@google.com>
12223 Le-Chun Wu <lcwu@google.com>
12225 * configure.ac: Add --enable-plugin support.
12226 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12227 * Makefile.in (PLUGIN_H): Define.
12228 Export ENABLE_PLUGIN and GMPINC to site.exp.
12229 Add PLUGINLIBS to link command.
12230 Add/modify dependencies for plugin.o and files including plugin.h.
12232 * config.in: Regenerate.
12234 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12237 2009-04-14 Le-Chun Wu <lcwu@google.com>
12239 * tree-pass.h (register_one_dump_file): Add a prototype for
12240 register_one_dump_file.
12241 * toplev.c (compile_file): Call initialize_plugins.
12242 (do_compile): Call invoke_plugin_callbacks.
12243 (toplev_main): Call invoke_plugin_callbacks.
12244 * common.opt: Add -fplugin= and -fplugin-arg-.
12245 * gcc-plugin.h: New public header file for plugins to include.
12246 * plugin.c: New source file.
12247 * plugin.h: New internal header file.
12248 * passes.c (register_one_dump_file): Make it external.
12250 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12252 2009-04-14 Diego Novillo <dnovillo@google.com>
12254 * doc/plugins.texi: New.
12255 * doc/gccint.texi: Add reference to Plugins chapter.
12256 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12257 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12258 loaded plugins, if any.
12259 * timevar.def (TV_PLUGIN_INIT): Define.
12260 (TV_PLUGIN_RUN): Define.
12261 * plugin.c: Include timevar.h
12262 (plugins_active_p): New.
12263 (dump_active_plugins): New.
12264 (debug_active_plugins): New.
12266 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12268 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12270 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12272 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12274 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12275 the same as a minus without a shift.
12277 2009-04-14 Nick Clifton <nickc@redhat.com>
12279 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12280 comparisons with small integers will always produce a short
12283 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12286 2008-12-19 Diego Novillo <dnovillo@google.com>
12288 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12290 2009-04-14 Richard Guenther <rguenther@suse.de>
12292 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12294 (verify_gimple_assign_binary): Likewise. Handle shifts and
12296 (verify_gimple_phi): Print the mismatched argument position.
12297 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12299 (vect_update_init_of_dr): Likewise.
12300 * matrix-reorg.c (transform_access_sites): Do what the
12302 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12304 2009-04-13 Michael Eager <eager@eagercon.com>
12306 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12307 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12308 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12309 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12310 remove duplicate config
12312 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12314 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12315 file_name:line_number type locator of the call site.
12317 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12319 * genautomata.c: Put blank after comma.
12320 (automaton_decls): New.
12321 (struct unit_usage): Add comments to member next.
12322 (store_alt_unit_usage): Keep the list ordered.
12323 (unit_present_on_list_p, equal_alternatives_p): New.
12324 (check_regexp_units_distribution): Check units distribution
12325 correctness correctly.
12326 (main): Don't write automata if error is found. Return correct
12329 * config/m68k/cf.md (cfv4_ds): Remove.
12330 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12331 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12333 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12334 power4-load-ext, power4-store, power4-store-update,
12335 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12336 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12337 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12338 power4-sqrt, power4-isync): Modify reservation to make correct
12339 unit distribution to automata.
12341 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12342 power5-store-update, power5-two, power5-three, power5-lmul,
12343 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12345 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12347 * except.c (pass_set_nothrow_function_flags): Set name and add
12349 (set_nothrow_function_flags): Mention in the dump file when
12350 changing a function to nothrow.
12352 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12355 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12356 instead of unsigned long.
12358 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12360 * config/arm/arm.c (return_used_this_function): Remove.
12361 (arm_output_function_prologue): Remove use of
12362 return_used_this_function.
12363 (output_return_instruction): Replace use of
12364 return_used_this_function
12365 by cfun->machine->return_used_this_function.
12366 (arm_output_epilogue): Likewise.
12367 (arm_output_function_epilogue): Likewise.
12368 (thumb_unexpanded_epilogue): Likewise.
12369 * config/arm/arm.h (struct machine_function):
12370 New member return_used_this_function.
12372 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12374 * doc/install.texi: Correct description of default directory for
12375 --with-gxx-include-dir.
12377 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12379 * fold-const.c (build_range_check): Properly deal with enumeral and
12380 boolean base types.
12382 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12384 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12385 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12386 * params.h (MAX_GCSE_PASSES): Remove.
12387 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12388 in sequence. Remove ability to run multiple passes.
12389 (bypass_jumps): Report run as third CPROP pass.
12391 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12393 PR middle-end/39651
12394 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12395 when deciding whether the whole SEQUENCE can throw.
12397 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12400 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12401 offseted label references.
12403 2009-04-11 Jan Hubicka <jh@suse.cz>
12405 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12407 2009-04-11 Richard Guenther <rguenther@suse.de>
12409 PR middle-end/39732
12410 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12411 return variables as TREE_ADDRESSABLE.
12413 2009-04-11 Richard Guenther <rguenther@suse.de>
12415 PR tree-optimization/39713
12416 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12417 reference trees have SSA_NAME operands.
12419 2009-04-11 Richard Guenther <rguenther@suse.de>
12422 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12423 address expressions.
12425 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12427 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12428 match changes in Cygwin 1.7
12429 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12430 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12432 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12434 PR tree-optimization/39701
12435 * doc/invoke.texi (Optimization Options): Document change in
12436 meaning and initialization of -fdelete-null-pointer-checks.
12438 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12440 PR middle-end/39701
12441 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12443 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12446 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12448 2009-04-10 Chao-ying Fu <fu@mips.com>
12450 * doc/tm.texi (Instruction Output): Document
12451 TARGET_ASM_FINAL_POSTSCAN_INSN.
12452 * target.h (final_postscan_insn): New field in asm_out.
12453 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12454 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12455 * final.c (final_scan_insn): Call
12456 targetm.asm_out.final_postscan_insn after outputting
12457 an asm macro and a normal instruction.
12459 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12460 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12461 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12462 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12463 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12465 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12467 PR middle-end/39701
12468 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12469 variables as non-NULL even with -fdelete-null-pointer-checks.
12471 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12473 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12475 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12478 * config/i386/i386.c (classify_argument): Handle SCmode with
12479 (bit_offset % 64) != 0.
12481 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12483 * doc/invoke.texi (Optimize Options): Add cross-reference to
12484 -Q --help=optimizers examples.
12486 2009-04-10 Ben Elliston <bje@au.ibm.com>
12489 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12490 regalign for the reg == fpr and TDmode case.
12492 2009-04-09 David Ayers <ayers@fsfe.org>
12495 * objc/objc-act.c (warn_with_method): Remove helper function.
12496 (check_duplicates): Call warning and inform directly.
12497 (really_start_method): Likewise.
12499 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12501 * expmed.c (expand_divmod): Always use a comparison for a division
12502 by a large unsigned integer.
12504 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12505 for things others than variables or functions as nonzero.
12507 2009-04-09 Nick Clifton <nickc@redhat.com>
12509 * unwind-compat.c: Change copyright header to refer to version
12510 3 of the GNU General Public License with version 3.1 of the
12511 GCC Runtime Library Exception and to point readers at the
12512 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12513 * config/alpha/crtfastmath.c: Likewise.
12514 * config/alpha/linux-unwind.h: Likewise.
12515 * config/alpha/qrnnd.asm: Likewise.
12516 * config/alpha/vms-crt0-64.c: Likewise.
12517 * config/alpha/vms-crt0.c: Likewise.
12518 * config/alpha/vms-dwarf2.asm: Likewise.
12519 * config/alpha/vms-dwarf2eh.asm: Likewise.
12520 * config/alpha/vms-psxcrt0-64.c: Likewise.
12521 * config/alpha/vms-psxcrt0.c: Likewise.
12522 * config/alpha/vms_tramp.asm: Likewise.
12523 * config/arc/initfini.c: Likewise.
12524 * config/arc/lib1funcs.asm: Likewise.
12525 * config/arm/bpabi-v6m.S: Likewise.
12526 * config/arm/bpabi.S: Likewise.
12527 * config/arm/bpabi.c: Likewise.
12528 * config/arm/crti.asm: Likewise.
12529 * config/arm/crtn.asm: Likewise.
12530 * config/arm/ieee754-df.S: Likewise.
12531 * config/arm/ieee754-sf.S: Likewise.
12532 * config/arm/lib1funcs.asm: Likewise.
12533 * config/arm/libunwind.S: Likewise.
12534 * config/arm/linux-atomic.c: Likewise.
12535 * config/arm/mmintrin.h: Likewise.
12536 * config/arm/pr-support.c: Likewise.
12537 * config/arm/unaligned-funcs.c: Likewise.
12538 * config/arm/unwind-arm.c: Likewise.
12539 * config/arm/unwind-arm.h: Likewise.
12540 * config/avr/libgcc.S: Likewise.
12541 * config/bfin/crti.s: Likewise.
12542 * config/bfin/crtlibid.s: Likewise.
12543 * config/bfin/crtn.s: Likewise.
12544 * config/bfin/lib1funcs.asm: Likewise.
12545 * config/bfin/linux-unwind.h: Likewise.
12546 * config/cris/arit.c: Likewise.
12547 * config/cris/cris_abi_symbol.c: Likewise.
12548 * config/darwin-64.c: Likewise.
12549 * config/darwin-crt2.c: Likewise.
12550 * config/darwin-crt3.c: Likewise.
12551 * config/darwin.h: Likewise.
12552 * config/dbxelf.h: Likewise.
12553 * config/dfp-bit.c: Likewise.
12554 * config/dfp-bit.h: Likewise.
12555 * config/elfos.h: Likewise.
12556 * config/fixed-bit.c: Likewise.
12557 * config/fixed-bit.h: Likewise.
12558 * config/fp-bit.c: Likewise.
12559 * config/fp-bit.h: Likewise.
12560 * config/fr30/crti.asm: Likewise.
12561 * config/fr30/crtn.asm: Likewise.
12562 * config/fr30/lib1funcs.asm: Likewise.
12563 * config/freebsd-spec.h: Likewise.
12564 * config/frv/cmovd.c: Likewise.
12565 * config/frv/cmovh.c: Likewise.
12566 * config/frv/cmovw.c: Likewise.
12567 * config/frv/frvbegin.c: Likewise.
12568 * config/frv/frvend.c: Likewise.
12569 * config/frv/lib1funcs.asm: Likewise.
12570 * config/glibc-stdint.h: Likewise.
12571 * config/h8300/clzhi2.c: Likewise.
12572 * config/h8300/crti.asm: Likewise.
12573 * config/h8300/crtn.asm: Likewise.
12574 * config/h8300/ctzhi2.c: Likewise.
12575 * config/h8300/fixunssfsi.c: Likewise.
12576 * config/h8300/lib1funcs.asm: Likewise.
12577 * config/h8300/parityhi2.c: Likewise.
12578 * config/h8300/popcounthi2.c: Likewise.
12579 * config/i386/ammintrin.h: Likewise.
12580 * config/i386/att.h: Likewise.
12581 * config/i386/avxintrin.h: Likewise.
12582 * config/i386/biarch64.h: Likewise.
12583 * config/i386/bmmintrin.h: Likewise.
12584 * config/i386/cpuid.h: Likewise.
12585 * config/i386/cross-stdarg.h: Likewise.
12586 * config/i386/crtfastmath.c: Likewise.
12587 * config/i386/crtprec.c: Likewise.
12588 * config/i386/cygming-crtbegin.c: Likewise.
12589 * config/i386/cygming-crtend.c: Likewise.
12590 * config/i386/cygwin.asm: Likewise.
12591 * config/i386/emmintrin.h: Likewise.
12592 * config/i386/gmm_malloc.h: Likewise.
12593 * config/i386/gthr-win32.c: Likewise.
12594 * config/i386/i386.h: Likewise.
12595 * config/i386/immintrin.h: Likewise.
12596 * config/i386/linux-unwind.h: Likewise.
12597 * config/i386/linux64.h: Likewise.
12598 * config/i386/mm3dnow.h: Likewise.
12599 * config/i386/mmintrin-common.h: Likewise.
12600 * config/i386/mmintrin.h: Likewise.
12601 * config/i386/nmmintrin.h: Likewise.
12602 * config/i386/pmm_malloc.h: Likewise.
12603 * config/i386/pmmintrin.h: Likewise.
12604 * config/i386/smmintrin.h: Likewise.
12605 * config/i386/sol2-c1.asm: Likewise.
12606 * config/i386/sol2-ci.asm: Likewise.
12607 * config/i386/sol2-cn.asm: Likewise.
12608 * config/i386/sol2-gc1.asm: Likewise.
12609 * config/i386/tmmintrin.h: Likewise.
12610 * config/i386/unix.h: Likewise.
12611 * config/i386/w32-unwind.h: Likewise.
12612 * config/i386/wmmintrin.h: Likewise.
12613 * config/i386/x86-64.h: Likewise.
12614 * config/i386/x86intrin.h: Likewise.
12615 * config/i386/xmmintrin.h: Likewise.
12616 * config/ia64/crtbegin.asm: Likewise.
12617 * config/ia64/crtend.asm: Likewise.
12618 * config/ia64/crtfastmath.c: Likewise.
12619 * config/ia64/crti.asm: Likewise.
12620 * config/ia64/crtn.asm: Likewise.
12621 * config/ia64/fde-glibc.c: Likewise.
12622 * config/ia64/lib1funcs.asm: Likewise.
12623 * config/ia64/linux-unwind.h: Likewise.
12624 * config/ia64/quadlib.c: Likewise.
12625 * config/ia64/unwind-ia64.c: Likewise.
12626 * config/linux.h: Likewise.
12627 * config/m32c/m32c-lib1.S: Likewise.
12628 * config/m32c/m32c-lib2-trapv.c: Likewise.
12629 * config/m32c/m32c-lib2.c: Likewise.
12630 * config/m32r/initfini.c: Likewise.
12631 * config/m68hc11/larith.asm: Likewise.
12632 * config/m68hc11/m68hc11-crt0.S: Likewise.
12633 * config/m68k/cf.md: Likewise.
12634 * config/m68k/crti.s: Likewise.
12635 * config/m68k/crtn.s: Likewise.
12636 * config/m68k/lb1sf68.asm: Likewise.
12637 * config/m68k/linux-unwind.h: Likewise.
12638 * config/mcore/crti.asm: Likewise.
12639 * config/mcore/crtn.asm: Likewise.
12640 * config/mcore/lib1.asm: Likewise.
12641 * config/mips/linux-unwind.h: Likewise.
12642 * config/mips/loongson.h: Likewise.
12643 * config/mips/mips16.S: Likewise.
12644 * config/mmix/crti.asm: Likewise.
12645 * config/mmix/crtn.asm: Likewise.
12646 * config/pa/fptr.c: Likewise.
12647 * config/pa/hpux-unwind.h: Likewise.
12648 * config/pa/lib2funcs.asm: Likewise.
12649 * config/pa/linux-atomic.c: Likewise.
12650 * config/pa/linux-unwind.h: Likewise.
12651 * config/pa/milli64.S: Likewise.
12652 * config/pa/quadlib.c: Likewise.
12653 * config/pa/stublib.c: Likewise.
12654 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12655 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12656 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12657 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12658 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12659 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12660 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12661 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12662 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12663 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12664 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12665 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12666 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12667 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12668 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12669 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12670 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12671 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12672 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12673 * config/rs6000/750cl.h: Likewise.
12674 * config/rs6000/altivec.h: Likewise.
12675 * config/rs6000/biarch64.h: Likewise.
12676 * config/rs6000/crtresfpr.asm: Likewise.
12677 * config/rs6000/crtresgpr.asm: Likewise.
12678 * config/rs6000/crtresxfpr.asm: Likewise.
12679 * config/rs6000/crtresxgpr.asm: Likewise.
12680 * config/rs6000/crtsavfpr.asm: Likewise.
12681 * config/rs6000/crtsavgpr.asm: Likewise.
12682 * config/rs6000/darwin-asm.h: Likewise.
12683 * config/rs6000/darwin-fallback.c: Likewise.
12684 * config/rs6000/darwin-fpsave.asm: Likewise.
12685 * config/rs6000/darwin-ldouble.c: Likewise.
12686 * config/rs6000/darwin-tramp.asm: Likewise.
12687 * config/rs6000/darwin-unwind.h: Likewise.
12688 * config/rs6000/darwin-vecsave.asm: Likewise.
12689 * config/rs6000/darwin-world.asm: Likewise.
12690 * config/rs6000/e500crtres32gpr.asm: Likewise.
12691 * config/rs6000/e500crtres64gpr.asm: Likewise.
12692 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12693 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12694 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12695 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12696 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12697 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12698 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12699 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12700 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12701 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12702 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12703 * config/rs6000/eabi-ci.asm: Likewise.
12704 * config/rs6000/eabi-cn.asm: Likewise.
12705 * config/rs6000/eabi.asm: Likewise.
12706 * config/rs6000/linux-unwind.h: Likewise.
12707 * config/rs6000/linux64.h: Likewise.
12708 * config/rs6000/paired.h: Likewise.
12709 * config/rs6000/paired.md: Likewise.
12710 * config/rs6000/ppc64-fp.c: Likewise.
12711 * config/rs6000/ppu_intrinsics.h: Likewise.
12712 * config/rs6000/rs6000.h: Likewise.
12713 * config/rs6000/si2vmx.h: Likewise.
12714 * config/rs6000/sol-ci.asm: Likewise.
12715 * config/rs6000/sol-cn.asm: Likewise.
12716 * config/rs6000/spe.h: Likewise.
12717 * config/rs6000/spu2vmx.h: Likewise.
12718 * config/rs6000/sysv4.h: Likewise.
12719 * config/rs6000/tramp.asm: Likewise.
12720 * config/rs6000/vec_types.h: Likewise.
12721 * config/s390/linux-unwind.h: Likewise.
12722 * config/s390/tpf-unwind.h: Likewise.
12723 * config/score/crti.asm: Likewise.
12724 * config/score/crtn.asm: Likewise.
12725 * config/sh/crt1.asm: Likewise.
12726 * config/sh/crti.asm: Likewise.
12727 * config/sh/crtn.asm: Likewise.
12728 * config/sh/divtab-sh4-300.c: Likewise.
12729 * config/sh/divtab-sh4.c: Likewise.
12730 * config/sh/divtab.c: Likewise.
12731 * config/sh/lib1funcs-4-300.asm: Likewise.
12732 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12733 * config/sh/lib1funcs.asm: Likewise.
12734 * config/sh/lib1funcs.h: Likewise.
12735 * config/sh/linux-atomic.asm: Likewise.
12736 * config/sh/linux-unwind.h: Likewise.
12737 * config/sh/shmedia.h: Likewise.
12738 * config/sh/sshmedia.h: Likewise.
12739 * config/sh/ushmedia.h: Likewise.
12740 * config/sparc/crtfastmath.c: Likewise.
12741 * config/sparc/linux-unwind.h: Likewise.
12742 * config/sparc/sol2-c1.asm: Likewise.
12743 * config/sparc/sol2-ci.asm: Likewise.
12744 * config/sparc/sol2-cn.asm: Likewise.
12745 * config/spu/divmodti4.c: Likewise.
12746 * config/spu/divv2df3.c: Likewise.
12747 * config/spu/float_disf.c: Likewise.
12748 * config/spu/float_unsdidf.c: Likewise.
12749 * config/spu/float_unsdisf.c: Likewise.
12750 * config/spu/float_unssidf.c: Likewise.
12751 * config/spu/mfc_multi_tag_release.c: Likewise.
12752 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12753 * config/spu/mfc_tag_release.c: Likewise.
12754 * config/spu/mfc_tag_reserve.c: Likewise.
12755 * config/spu/mfc_tag_table.c: Likewise.
12756 * config/spu/multi3.c: Likewise.
12757 * config/spu/spu_internals.h: Likewise.
12758 * config/spu/spu_intrinsics.h: Likewise.
12759 * config/spu/spu_mfcio.h: Likewise.
12760 * config/spu/vec_types.h: Likewise.
12761 * config/spu/vmx2spu.h: Likewise.
12762 * config/stormy16/stormy16-lib2.c: Likewise.
12763 * config/svr4.h: Likewise.
12764 * config/sync.c: Likewise.
12765 * config/v850/lib1funcs.asm: Likewise.
12766 * config/vxlib-tls.c: Likewise.
12767 * config/vxlib.c: Likewise.
12768 * config/vxworks-dummy.h: Likewise.
12769 * config/xtensa/crti.asm: Likewise.
12770 * config/xtensa/crtn.asm: Likewise.
12771 * config/xtensa/ieee754-df.S: Likewise.
12772 * config/xtensa/ieee754-sf.S: Likewise.
12773 * config/xtensa/lib1funcs.asm: Likewise.
12774 * config/xtensa/lib2funcs.S: Likewise.
12775 * config/xtensa/linux-unwind.h: Likewise.
12776 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12777 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12778 * coretypes.h: Likewise.
12779 * crtstuff.c: Likewise.
12780 * defaults.h: Likewise.
12781 * dwarf2.h: Likewise.
12782 * emutls.c: Likewise.
12783 * gbl-ctors.h: Likewise.
12784 * gcov-io.h: Likewise.
12785 * ginclude/float.h: Likewise.
12786 * ginclude/iso646.h: Likewise.
12787 * ginclude/stdarg.h: Likewise.
12788 * ginclude/stdbool.h: Likewise.
12789 * ginclude/stddef.h: Likewise.
12790 * ginclude/stdfix.h: Likewise.
12791 * ginclude/stdint-gcc.h: Likewise.
12792 * ginclude/tgmath.h: Likewise.
12793 * gthr-aix.h: Likewise.
12794 * gthr-dce.h: Likewise.
12795 * gthr-gnat.c: Likewise.
12796 * gthr-gnat.h: Likewise.
12797 * gthr-lynx.h: Likewise.
12798 * gthr-mipssde.h: Likewise.
12799 * gthr-nks.h: Likewise.
12800 * gthr-posix.c: Likewise.
12801 * gthr-posix.h: Likewise.
12802 * gthr-posix95.h: Likewise.
12803 * gthr-rtems.h: Likewise.
12804 * gthr-single.h: Likewise.
12805 * gthr-solaris.h: Likewise.
12806 * gthr-tpf.h: Likewise.
12807 * gthr-vxworks.h: Likewise.
12808 * gthr-win32.h: Likewise.
12809 * gthr.h: Likewise.
12810 * libgcc2.c: Likewise.
12811 * libgcc2.h: Likewise.
12812 * libgcov.c: Likewise.
12813 * tsystem.h: Likewise.
12814 * typeclass.h: Likewise.
12815 * unwind-c.c: Likewise.
12816 * unwind-compat.h: Likewise.
12817 * unwind-dw2-fde-compat.c: Likewise.
12818 * unwind-dw2-fde-darwin.c: Likewise.
12819 * unwind-dw2-fde-glibc.c: Likewise.
12820 * unwind-dw2-fde.c: Likewise.
12821 * unwind-dw2-fde.h: Likewise.
12822 * unwind-dw2.c: Likewise.
12823 * unwind-dw2.h: Likewise.
12824 * unwind-generic.h: Likewise.
12825 * unwind-pe.h: Likewise.
12826 * unwind-sjlj.c: Likewise.
12827 * unwind.inc: Likewise.
12828 * config/arm/neon-gen.ml: Change generated copyright header to
12829 refer to version 3 of the GNU General Public License with
12830 version 3.1 of the GCC Runtime Library Exception and to point
12831 readers at the COPYING3 and COPYING3.RUNTIME files and the
12832 FSF's license web page.
12833 * config/arm/arm_neon.h: Regenerate.
12835 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12837 * config/cris/cris.md: Change copyright header to refer to version
12838 3 of the GNU General Public License.
12839 * doc/install.texi2html: Change copyright header to refer to version
12840 3 of the GNU General Public License and to point readers at the
12841 COPYING3 file and the FSF's license web page.
12842 * config/vax/linux.h: Likewise.
12844 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12846 * config/i386/i386.md (cmpcc): New.
12847 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12848 (sync_compare_and_swap_cc*): Delete.
12850 * config/s390/s390.c (s390_compare_emitted): Remove.
12851 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12852 s390_compare_emitted used to be handled. Assert that modes match.
12853 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12854 refer to sync_compare_and_swap_ccsi.
12855 * config/s390/s390.h (s390_compare_emitted): Remove.
12856 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12857 instead of s390_compare_emitted.
12858 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12859 instead of s390_compare_emitted.
12860 * config/s390/s390.md (cmpcc): New.
12861 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12862 CC_REGNUM, do not pretend it's set.
12863 (sync_compare_and_swap_cc*): Delete.
12864 * config/s390/predicates.md (cc_reg_operand): New.
12866 * expr.c (sync_compare_and_swap_cc): Delete.
12867 * optabs.h (sync_compare_and_swap_cc): Delete.
12868 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12869 is being used with can_compare_p.
12870 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12871 (find_cc_set): New.
12872 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12873 look for a MODE_CC set instead. Use emit_store_flag.
12874 (expand_compare_and_swap_loop): Likewise, with some additional
12875 complication to avoid a force_reg when useless. Use
12876 emit_cmp_and_jump_insns.
12877 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12878 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12879 sync_compare_and_swap documentation.
12881 2009-04-09 Jan Hubicka <jh@suse.cz>
12883 * except.c (find_prev_try): Break out from ....
12884 (duplicate_eh_regions): ... here; properly update prev_try pointers
12885 when duplication part of tree.
12886 (dump_eh_tree): Improve dumping.
12887 (verify_eh_region): New.
12888 (verify_eh_tree): Use it.
12890 2009-04-06 Richard Guenther <rguenther@suse.de>
12892 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12893 &ARRAY addresses by adjusting their types and prepending
12895 * tree-cfg.c (verify_gimple_assign_single): Verify that
12896 addresses are correct.
12898 2009-04-09 Richard Guenther <rguenther@suse.de>
12900 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12901 indices into an array reference if possible.
12902 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12903 Fold POINTER_PLUS_EXPR statements with invariant address.
12905 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12908 * config.gcc (powerpc64-*-linux*): Always build biarch.
12910 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12913 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12914 it and pedwarn if this results in an INTEGER_CST.
12916 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12918 * doc/install.texi: Update minimum GMP version. Remove obsolete
12919 text in MPFR section.
12921 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12923 * dwarf2out.c (class_scope_p): New static inline.
12924 (class_or_namespace_scope_p): Use it.
12925 (gen_variable_die): Use DW_TAG_member tag for static data member
12926 declarations instead of DW_TAG_variable.
12928 PR middle-end/39573
12929 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12932 2009-04-08 Richard Guenther <rguenther@suse.de>
12934 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12935 valueize random data.
12937 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12939 * config.gcc (aix tm_file): Add aix-stdint.h.
12940 (aix tm clause use_gcc_stdint): Set to wrap.
12941 * config/rs6000/aix-stdint.h: New file.
12943 2009-04-08 Richard Guenther <rguenther@suse.de>
12945 PR middle-end/36291
12946 * tree-dfa.c (add_referenced_var): Do not recurse into
12947 global initializers.
12948 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12950 (fold_const_aggregate_ref): Likewise.
12952 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12954 * recog.c (ordered_comparison_operator): New.
12955 * gensupport.c (std_preds): Add it.
12956 * doc/md.texi (Machine-Independent Predicates): Document it.
12958 2009-04-08 Jan Hubicka <jh@suse.cz>
12960 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12961 * function.h (rtl_eh): Remove exception_handler_label_map.
12962 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12963 remove_exception_handler_label, for_each_eh_label_1): Remove.
12964 (rtl_remove_unreachable_regions): Remove.
12965 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12966 (find_exception_handler_labels): Don't build the hashtable.
12967 (maybe_remove_eh_handler): Remove.
12968 (for_each_eh_label): Rewrite to walk the tree.
12969 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12970 * except.h (maybe_remove_eh_handler): Remove.
12971 * passes.c (init_optimization_passes): Schedule second EH cleanup
12973 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12974 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12976 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12978 * genoutput.c (validate_optab_operands): New.
12979 (gen_insn, gen_expand): Call it.
12981 * genflags.c (gen_insn): Detect misused iterators.
12982 (main): Pass line_no to gen_insn, exit with status 1 on error.
12984 * genextract.c (line_no): Make global.
12985 (VEC_safe_set_locstr): Change assertion to error message.
12986 (main): Exit with status 1 on error.
12988 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12992 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12993 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12994 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12995 * c-convert.c (convert): Do not call fold on results of conversion
12996 functions when the result is a C_MAYBE_CONST_EXPR.
12997 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12998 of __builtin_choose_expr.
12999 * c-typeck.c (remove_c_maybe_const_expr): New.
13000 (build_unary_op, build_conditional_expr, build_compound_expr,
13001 build_binary_op, c_objc_common_truthvalue_conversion): Call
13002 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13005 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13007 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13008 CODE to produce a new one. Add a prototype to use fold_convert_const
13010 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13013 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13014 mix declarations and code.
13016 2009-04-08 Ben Elliston <bje@au.ibm.com>
13018 * gcc.c: Replace `CC' with `GCC' throughout.
13020 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13022 * doc/invoke.texi: Document Atom support.
13024 2009-04-07 Jason Merrill <jason@redhat.com>
13027 * c-common.h, c-common.c: Add flag_pretty_templates.
13028 * c-opts.c (c_common_handle_option): Set it.
13029 * c.opt: Add -fno-pretty-templates.
13030 * doc/invoke.texi (C++ Dialect Options): Likewise.
13032 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13034 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13035 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13036 (ia64_expand_builtin): Likewise.
13038 2009-04-07 Martin Jambor <mjambor@suse.cz>
13040 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13041 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13042 ADDR_EXPRS are include too.
13044 2009-04-07 Richard Guenther <rguenther@suse.de>
13046 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13047 decls are only used if passes as parameters or if they are
13048 local statics and the call is not to a builtin.
13049 (call_may_clobber_ref_p_1): Likewise.
13051 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13053 * expr.c (do_store_flag): Remove last argument. Simplify code
13054 to avoid duplication of tests already done by can_compare_p.
13055 (expand_expr_real_1): Adjust caller.
13057 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13059 * optabs.c (can_compare_p): Test the predicate of a
13060 cbranch and cstore pattern.
13062 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13064 * expr.c (convert_move): Use emit_store_flag instead of
13067 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13069 * config/i386/i386.c (ix86_compare_emitted): Remove.
13070 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13071 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13072 * config/i386/i386.h (ix86_compare_emitted): Remove.
13073 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13074 instead of ix86_compare_emitted.
13075 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13077 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13079 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13080 Add t-sysroot-suffix to tmake_file.
13081 * config/print-sysroot-suffix.sh: New file.
13082 * config/t-sysroot-suffix: New file.
13084 2009-04-07 Ben Elliston <bje@au.ibm.com>
13086 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13087 as the latter produces a warning when the target does not support
13090 2009-04-07 Ben Elliston <bje@au.ibm.com>
13092 * dfp.c: Replace type punning assignments with memcpy throughout.
13093 * Makefile.in (dfp.o-warn): Remove.
13095 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13098 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13099 Include soft-fp/t-softfp after rs6000/t-linux64.
13101 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13103 * stor-layout.c (set_sizetype): Use the full precision of their
13104 machine mode for bitsize types.
13106 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13108 * config/i386/i386.md: Revert 2 accidental checkins.
13110 2009-04-06 Joey Ye <joey.ye@intel.com>
13111 Xuepeng Guo <xuepeng.guo@intel.com>
13112 H.J. Lu <hongjiu.lu@intel.com>
13114 Atom pipeline model, tuning and insn selection.
13115 * config.gcc (atom): Add atom config options and target.
13117 * config/i386/atom.md: New.
13119 * config/i386/i386.c (atom_cost): New cost.
13120 (m_ATOM): New macro flag.
13121 (initial_ix86_tune_features): Set m_ATOM.
13122 (x86_accumulate_outgoing_args): Likewise.
13123 (x86_arch_always_fancy_math_387): Likewise.
13124 (processor_target): Add Atom cost.
13125 (cpu_names): Add Atom cpu name.
13126 (override_options): Set Atom ISA.
13127 (ix86_issue_rate): New case PROCESSOR_ATOM.
13128 (ix86_adjust_cost): Likewise.
13130 * config/i386/i386.h (TARGET_ATOM): New target macro.
13131 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13132 (TARGET_OPT_AGU): New target option.
13133 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13134 (processor_type): Add PROCESSOR_ATOM.
13136 * config/i386/i386.md (cpu): Add new value "atom".
13137 (use_carry, movu): New attr.
13138 (atom.md): Include atom.md.
13139 (adddi3_carry_rex64): Set attr "use_carry".
13140 (addqi3_carry): Likewise.
13141 (addhi3_carry): Likewise.
13142 (addsi3_carry): Likewise.
13143 (*addsi3_carry_zext): Likewise.
13144 (subdi3_carry_rex64): Likewise.
13145 (subqi3_carry): Likewise.
13146 (subhi3_carry): Likewise.
13147 (subsi3_carry): Likewise.
13148 (x86_movdicc_0_m1_rex64): Likewise.
13149 (*x86_movdicc_0_m1_se): Likewise.
13150 (x86_movsicc_0_m1): Likewise.
13151 (*x86_movsicc_0_m1_se): Likewise.
13152 (*adddi_1_rex64): Emit add insn as much as possible.
13153 (*addsi_1): Likewise.
13154 (return_internal): Set atom_unit.
13155 (return_internal_long): Likewise.
13156 (return_pop_internal): Likewise.
13157 (*rcpsf2_sse): Set atom_sse_attr attr.
13158 (*qrt<mode>2_sse): Likewise.
13159 (*prefetch_sse): Likewise.
13161 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13163 (ix86_target_macros_internal): Likewise.
13165 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13166 (*prefetch_sse_rex): Likewise.
13167 (sse_rcpv4sf2): Likewise.
13168 (sse_vmrcpv4sf2): Likewise.
13169 (sse_sqrtv4sf2): Likewise.
13170 (<sse>_vmsqrt<mode>2): Likewise.
13171 (sse_ldmxcsr): Likewise.
13172 (sse_stmxcsr): Likewise.
13173 (*sse_sfence): Likewise.
13174 (sse2_clflush): Likewise.
13175 (*sse2_mfence): Likewise.
13176 (*sse2_lfence): Likewise.
13177 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13178 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13179 (avx_movdqu<avxmodesuffix>): Likewise.
13180 (avx_lddqu<avxmodesuffix>): Likewise.
13181 (sse2_movntv2di): Change attr "type" to "ssemov".
13182 (sse2_movntsi): Likewise.
13183 (rsqrtv8sf2): Change attr "type" to "sseadd".
13184 (sse3_addsubv2df3): Set attr "atom_unit".
13185 (sse3_h<plusminus_insn>v4sf3): Likewise.
13186 (*sse2_pmaddwd): Likewise.
13187 (*vec_extractv2di_1_rex64): Likewise.
13188 (*vec_extractv2di_1_avx): Likewise.
13189 (sse2_psadbw): Likewise.
13190 (ssse3_phaddwv8hi3): Likewise.
13191 (ssse3_phaddwv4hi3): Likewise.
13192 (ssse3_phadddv4si3): Likewise.
13193 (ssse3_phadddv2si3): Likewise.
13194 (ssse3_phaddswv8hi3): Likewise.
13195 (ssse3_phaddswv4hi3): Likewise.
13196 (ssse3_phsubwv8hi3): Likewise.
13197 (ssse3_phsubwv4hi3): Likewise.
13198 (ssse3_phsubdv4si3): Likewise.
13199 (ssse3_phsubdv2si3): Likewise.
13200 (ssse3_phsubswv8hi3): Likewise.
13201 (ssse3_phsubswv4hi3): Likewise.
13202 (ssse3_pmaddubsw128): Likewise.
13203 (sse3_pmaddubsw: Likewise.
13204 (ssse3_palignrti): Likewise.
13205 (ssse3_palignrdi): Likewise.
13207 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13209 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13211 2009-04-06 Richard Guenther <rguenther@suse.de>
13213 PR tree-optimization/28868
13214 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13215 of which PHI results we inserted.
13216 (insert_into_preds_of_block): Record inserted PHIs.
13217 (eliminate): Eliminate redundant PHI nodes.
13218 (init_pre): Init inserted_phi_names.
13220 2009-04-06 Richard Guenther <rguenther@suse.de>
13222 PR tree-optimization/39643
13223 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13224 IMAGPART_EXPRs of complex constants.
13225 (execute_fold_all_builtins): If we folded a call queue
13226 TODO_update_address_taken.
13228 2009-04-06 Jan Hubicka <jh@suse.cz>
13230 PR middle-end/39659
13231 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13234 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13236 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13238 (ic_invalidate_array): Likewise.
13240 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13242 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13243 alignment for library calls.
13245 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13247 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13248 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13249 * config/i386/mingw-stdint.h: New file.
13251 2009-04-05 Richard Guenther <rguenther@suse.de>
13253 PR tree-optimization/39648
13254 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13255 our &A vs. &A[0] IL deficiencies.
13257 2009-04-04 Jan Hubicka <jh@suse.cz>
13259 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13260 removed toplevel regions.
13261 (sjlj_mark_call_sites): Likewise.
13263 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13265 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13266 (cygwin tm clause use_gcc_stdint): Set to wrap.
13267 * config/i386/cygwin-stdint.h: New file.
13269 2009-04-04 Richard Guenther <rguenther@suse.de>
13271 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13272 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13273 single-argument PHIs if we are in loop-closed SSA form.
13274 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13275 for the pre-condition.
13276 (slpeel_tree_peel_loop_to_edge): Likewise.
13277 (vect_build_loop_niters): Take an optional sequence to append stmts.
13278 (vect_generate_tmps_on_preheader): Likewise.
13279 (vect_do_peeling_for_loop_bound): Take extra guards for the
13281 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13282 the cost model check.
13283 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13284 guards if we are going to peel. Do not apply versioning in that case.
13285 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13286 (vect_do_peeling_for_loop_bound): Likewise.
13287 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13288 loop bound only record extra pre-conditions, do not apply loop
13291 2009-04-04 Richard Guenther <rguenther@suse.de>
13293 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13296 2009-04-04 Jan Hubicka <jh@suse.cz>
13298 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13299 last_basic_block for size of bb->index indexed array.
13300 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13301 compute_out, link_btr_uses, build_btr_def_use_webs,
13302 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13304 2009-04-04 Jan Hubicka <jh@suse.cz>
13306 * except.c (remove_eh_handler_and_replace): Break out from ...
13307 (remove_eh_handler): ... here.
13308 (bring_to_root): New function.
13309 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13310 handled ones, bring others to root of tree.
13312 2009-04-04 Jan Hubicka <jh@suse.cz>
13314 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13315 (all_phis_safe_to_merge): New function.
13316 (update_info): New structure.
13317 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13318 (cleanup_empty_eh): Update SSA if possible.
13320 2009-04-04 Richard Guenther <rguenther@suse.de>
13322 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13323 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13324 (append_vuse): Likewise.
13326 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13328 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13329 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13330 instead of REG_UNSAVED for DW_CFA_undefined.
13331 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13332 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13335 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13338 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13339 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13340 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13342 2009-04-04 Richard Guenther <rguenther@suse.de>
13344 PR tree-optimization/8781
13345 PR tree-optimization/37892
13346 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13347 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13348 (valueize_refs): Call it for *& valueizations.
13349 (shared_reference_ops_from_ref): Rename to ...
13350 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13351 (shared_reference_ops_from_call): Rename to ...
13352 (valueize_shared_reference_ops_from_call): ... this and valueize.
13353 (vn_reference_lookup): Update.
13354 (visit_reference_op_call): Likewise.
13355 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13356 (eliminate): Value-replace the call address in call statements.
13358 2009-04-04 Richard Guenther <rguenther@suse.de>
13360 PR tree-optimization/39636
13361 * tree-ssa-forwprop.c
13362 (forward_propagate_addr_into_variable_array_index): Check for
13363 GIMPLE_ASSIGN before accessing the rhs code.
13365 2009-04-03 Jason Merrill <jason@redhat.com>
13367 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13369 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13371 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13372 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13373 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13374 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13375 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13376 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13377 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13378 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13379 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13380 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13381 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13382 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13383 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13384 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13385 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13386 Use fr_reg_or_fp01_operand instead of fr_register_operand
13388 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13389 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13390 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13392 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13394 PR rtl-optimization/39607
13395 PR rtl-optimization/39631
13399 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13400 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13401 instead of DF_LR_OUT.
13402 * ira-lives.c (process_bb_node_lives): Ditto.
13403 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13404 instead of DF_LR_{OUT,IN}.
13405 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13406 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13408 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13410 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13411 (execute_lower_omp): Always run but take the short way out if -fopenmp
13413 (gate_lower_omp): Remove, forcing the pass manager to always run the
13414 pass and always set PROP_gimple_lomp.
13415 (pass_lower_omp): Remove gate function.
13416 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13417 PROP_trees. Instead, require it.
13418 * ipa-cp.c (pass_ipa_cp): Likewise.
13419 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13420 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13421 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13422 and PROP_gimple_leh.
13424 2009-04-03 Richard Guenther <rguenther@suse.de>
13426 PR middle-end/13146
13427 PR tree-optimization/23940
13428 PR tree-optimization/33237
13429 PR middle-end/33974
13430 PR middle-end/34093
13431 PR tree-optimization/36201
13432 PR tree-optimization/36230
13433 PR tree-optimization/38049
13434 PR tree-optimization/38207
13435 PR tree-optimization/38230
13436 PR tree-optimization/38301
13437 PR tree-optimization/38585
13438 PR middle-end/38895
13439 PR tree-optimization/38985
13440 PR tree-optimization/39299
13441 * tree-ssa-structalias.h: Remove.
13442 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13443 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13444 (struct vuse_element_d): Remove.
13445 (struct vuse_vec_d): Likewise.
13446 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13447 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13448 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13449 VUSE_ELEMENT_VAR): Likewise.
13450 (struct voptype_d): Likewise.
13451 (NUM_VOP_FREE_BUCKETS): Likewise.
13452 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13453 (struct stmt_operands_d): Remove.
13454 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13455 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13456 VDEF_NUM, VDEF_VECT): Likewise.
13457 (copy_virtual_operands): Remove.
13458 (operand_build_cmp): Likewise.
13459 (create_ssa_artificial_load_stmt): Likewise.
13460 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13461 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13462 vuse_index and mayuse_index members. Pack and move done and iter_type
13463 members to the front.
13464 (SSA_OP_VMAYUSE): Remove.
13465 (SSA_OP_VIRTUAL_USES): Adjust.
13466 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13467 (unlink_stmt_vdef): Declare.
13468 (add_to_addressable_set): Remove.
13469 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13470 (vrp_visit_stmt): Likewise.
13471 * doc/tree-ssa.texi (Alias analysis): Update.
13472 * doc/invoke.texi (max-aliased-vops): Remove docs.
13473 (avg-aliased-vops): Likewise.
13474 * tree-into-ssa.c (syms_to_rename): Remove.
13475 (need_to_update_vops_p): Likewise.
13476 (need_to_initialize_update_ssa_p): Rename to ...
13477 (update_ssa_initialized_fn): ... this. Track function we are
13479 (symbol_marked_for_renaming): Simplify.
13480 (add_new_name_mapping): Do not set need_to_update_vops_p.
13481 (dump_currdefs): Use SYMS_TO_RENAME.
13482 (rewrite_update_stmt): Always walk all uses/defs.
13483 (dump_update_ssa): Adjust.
13484 (init_update_ssa): Take function argument. Track what we are
13486 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13487 (create_new_def_for): Initialize for cfun, assert we are initialized
13489 (mark_sym_for_renaming): Simplify.
13490 (mark_set_for_renaming): Do not initialize update-ssa.
13491 (need_ssa_update_p): Simplify. Take function argument.
13492 (name_mappings_registered_p): Assert we ask for the correct function.
13493 (name_registered_for_update_p): Likewise.
13494 (ssa_names_to_replace): Likewise.
13495 (release_ssa_name_after_update_ssa): Likewise.
13496 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13497 (dump_decl_set): Do not print a newline.
13498 (debug_decl_set): Do it here.
13499 (dump_update_ssa): And here.
13500 * tree-ssa-loop-im.c (move_computations): Adjust.
13501 (movement_possibility): Likewise.
13502 (determine_max_movement): Likewise.
13503 (gather_mem_refs_stmt): Likewise.
13504 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13505 or NAME_MEMORY_TAG.
13506 * tree-complex.c (update_all_vops): Remove.
13507 (expand_complex_move): Adjust.
13508 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13509 Simplify test for memory referencing statement. Exclude
13510 non-invariant ADDR_EXPRs.
13511 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13512 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13513 (rdg_flag_uses): Likewise.
13514 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13516 (tree_optimize_tail_calls_1): Also split the
13517 edge from the entry block if we have degenerate PHI nodes in
13518 the first basic block.
13519 * tree.c (init_ttree): Remove memory-tag related code.
13520 (tree_code_size): Likewise.
13521 (tree_node_structure): Likewise.
13522 (build7_stat): Re-write to be build6_stat.
13523 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13524 (SSA_VAR_P): Adjust.
13525 (struct tree_memory_tag): Remove.
13526 (struct tree_memory_partition_tag): Likewise.
13527 (union tree_node): Adjust.
13528 (build7): Re-write to be build6.
13529 * tree-pass.h (pass_reset_cc_flags): Remove.
13530 (TODO_update_address_taken): New flag.
13531 (pass_simple_dse): Remove.
13532 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13533 * params.h (MAX_ALIASED_VOPS): Remove.
13534 (AVG_ALIASED_VOPS): Likewise.
13535 * omp-low.c (expand_omp_taskreg): Update SSA form.
13536 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13537 aliases the lhs in a copy stmt.
13538 * tree-ssa-dse.c (struct address_walk_data): Remove.
13539 (memory_ssa_name_same): Likewise.
13540 (memory_address_same): Likewise.
13541 (get_kill_of_stmt_lhs): Likewise.
13542 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13543 unused stores. Look through PHI nodes into post-dominated regions.
13544 (dse_optimize_stmt): Simplify. Properly remove stores.
13545 (tree_ssa_dse): Compute dominators.
13546 (execute_simple_dse): Remove.
13547 (pass_simple_dse): Likewise.
13548 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13549 gimple_loaded_syms and gimple_stored_syms computation.
13550 * toplev.c (dump_memory_report): Dump alias and pta stats.
13551 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13552 (vn_reference_eq): Likewise.
13553 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13554 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13555 valueize_vuses): Remove.
13556 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13557 (get_def_ref_stmt_vuse): ... this.
13558 (vn_reference_lookup_2): New function.
13559 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13560 walking equivalent vuses. Simplify.
13561 (vn_reference_lookup): Likewise.
13562 (vn_reference_insert): Likewise.
13563 (vn_reference_insert_pieces): Likewise.
13564 (visit_reference_op_call): Simplify.
13565 (visit_reference_op_load): Likewise.
13566 (visit_reference_op_store): Likewise.
13567 (init_scc_vn): Remove shared_lookup_vuses initialization.
13568 (free_scc_vn): Remove shared_lookup_vuses freeing.
13569 (sort_vuses, sort_vuses_heap): Remove.
13570 (get_ref_from_reference_ops): Export.
13571 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13572 vector with single vuse pointer.
13573 (vn_reference_lookup_pieces, vn_reference_lookup,
13574 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13575 (shared_vuses_from_stmt): Remove.
13576 (get_ref_from_reference_ops): Declare.
13577 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13578 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13579 memory-tag related code.
13580 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13581 (likely_value): Add comment, skip static-chain of call statements.
13582 (surely_varying_stmt_p): Adjust.
13583 (gimplify_and_update_call_from_tree): Likewise.
13584 (execute_fold_all_builtins): Do not rebuild alias info.
13585 (gimplify_and_update_call_from_tree): Properly update VOPs.
13586 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13587 (copy_ref_info): Remove memory-tag related code.
13588 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13589 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13590 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13592 * tree-ssa-dom.c (gimple_p): Remove typedef.
13593 (eliminate_redundant_computations): Adjust.
13594 (record_equivalences_from_stmt): Likewise.
13595 (avail_expr_hash): Likewise.
13596 (avail_expr_eq): Likewise.
13597 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13598 (stmt_makes_single_load): Likewise.
13599 (stmt_makes_single_store): Likewise.
13600 * tree-ssa-alias.c: Rewrite completely.
13601 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13602 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13603 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13604 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13605 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13606 Remove public functions.
13607 (pass_reset_cc_flags): Remove.
13608 (pass_build_alias): Move ...
13609 * tree-ssa-structalias.c (pass_build_alias): ... here.
13610 * tree-ssa-alias.c (may_be_aliased): Move ...
13611 * tree-flow-inline.h (may_be_aliased): ... here.
13612 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13613 count_uses_and_derefs): Move ...
13614 * gimple.c: ... here.
13615 * gimple.h (count_uses_and_derefs): Declare.
13616 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13617 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13618 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13619 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13620 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13621 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13622 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13624 * tree-dfa.c (refs_may_alias_p): Move ...
13625 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13626 * tree-ssa-alias.h: New file.
13627 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13628 (statement_sink_location): Likewise.
13629 * opts.c (decode_options): Do not adjust max-aliased-vops or
13630 avg-aliased-vops values.
13631 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13632 (TV_CALL_CLOBBER): Likewise.
13633 (TV_FLOW_SENSITIVE): Likewise.
13634 (TV_FLOW_INSENSITIVE): Likewise.
13635 (TV_MEMORY_PARTITIONING): Likewise.
13636 (TV_ALIAS_STMT_WALK): New timevar.
13637 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13638 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13639 (get_address_description): Remove memory-tag related code.
13640 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13641 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13642 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13643 and immediate uses in statements. Document.
13644 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13645 (dump_symbols): Remove.
13646 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13647 * alias.c (get_deref_alias_set): New function split out from ...
13648 (get_alias_set): ... here.
13649 * alias.h (get_deref_alias_set): Declare.
13650 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13651 type parameter. Remove restrict pointer handling. Create a
13652 ref-all pointer in case type-based alias sets do not conflict.
13653 (vect_analyze_data_refs): Remove SMT related code.
13654 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13655 (vectorizable_load): Likewise.
13656 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13657 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13658 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13659 Ignore vops and SMTs.
13660 (dr_analyze_alias): Likewise..
13661 (free_data_ref): Likewise.
13662 (create_data_ref): Likewise.
13663 (analyze_all_data_dependences): Likewise.
13664 (get_references_in_stmt): Adjust.
13665 * tree-flow-inline.h (gimple_aliases_computed_p,
13666 gimple_addressable_vars, gimple_call_clobbered_vars,
13667 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13668 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13669 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13670 gimple_mem_ref_stats): Remove.
13671 (gimple_vop): New function.
13672 (op_iter_next_use): Remove vuses and mayuses cases.
13673 (op_iter_next_def): Remove vdefs case.
13674 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13675 (clear_and_done_ssa_iter): Do not set removed fields.
13676 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13677 Assert we are not iterating over vuses or vdefs if not also
13678 iterating over uses or defs.
13679 (op_iter_init_use): Likewise.
13680 (op_iter_init_def): Likewise.
13681 (op_iter_next_vdef): Remove.
13682 (op_iter_next_mustdef): Likewise.
13683 (op_iter_init_vdef): Likewise.
13684 (compare_ssa_operands_equal): Likewise.
13685 (link_use_stmts_after): Handle vuse operand.
13686 (is_call_used): Use is_call_clobbered.
13687 (is_call_clobbered): Global variables are always call clobbered,
13688 query the call-clobbers bitmap.
13689 (mark_call_clobbered): Ignore global variables.
13690 (clear_call_clobbered): Likewise.
13691 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13692 virtual operands sanity check.
13693 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13695 (TARGET_MEM_REF): Remove TMR_TAG operand.
13696 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13697 Remove call-clobber related code.
13698 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13699 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13700 partitions or escape reason.
13701 (get_single_def_stmt, get_single_def_stmt_from_phi,
13702 get_single_def_stmt_with_phi): Remove.
13703 (dump_referenced_vars): Tidy.
13704 (get_ref_base_and_extent): Allow bare decls.
13705 (collect_dfa_stats): Adjust.
13706 * graphite.c (rename_variables_in_stmt): Adjust.
13707 (graphite_copy_stmts_from_block): Likewise.
13708 (translate_clast): Likewise.
13709 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13711 (translate_vuse_through_block): Use the oracle.
13712 (phi_translate_1): Adjust.
13713 (value_dies_in_block_x): Use the oracle. Cache the outcome
13715 (valid_in_sets): Check if the VUSE for
13716 a REFERENCE is available.
13717 (eliminate): Do not remove stmts during elimination,
13718 instead queue and remove them afterwards.
13719 (do_pre): Do not rebuild alias info.
13720 (pass_pre): Run TODO_rebuild_alias before PRE.
13721 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13722 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13723 (mark_all_v_defs_stmt): Remove.
13724 (mark_all_v_defs_seq): Adjust.
13725 (sra_replace): Likewise.
13726 (scalarize_use): Likewise.
13727 (scalarize_copy): Likewise.
13728 (scalarize_init): Likewise.
13729 (scalarize_ldst): Likewise.
13730 (todoflags): Remove.
13731 (tree_sra): Do not rebuild alias info.
13732 (tree_sra_early): Adjust.
13733 (pass_sra): Run TODO_update_address_taken before SRA.
13734 * tree-predcom.c (set_alias_info): Remove.
13735 (prepare_initializers_chain): Do not call it.
13736 (mark_virtual_ops_for_renaming): Adjust.
13737 (mark_virtual_ops_for_renaming_list): Remove.
13738 (initialize_root_vars): Adjust.
13739 (initialize_root_vars_lm): Likewise.
13740 (prepare_initializers_chain): Likewise.
13741 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13742 (may_propagate_copy_into_stmt): Likewise.
13743 (merge_alias_info): Do nothing for now.
13744 (propagate_tree_value_into_stmt): Adjust.
13745 (stmt_may_generate_copy): Likewise.
13746 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13747 not mark symbols for renaming.
13748 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13749 with the same statement, make sure to update the new pointed-to one.
13750 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13751 call statements, do not mark symbols for renaming.
13752 (mark_operand_necessary): Dump something.
13753 (ref_may_be_aliased): New function.
13754 (mark_aliased_reaching_defs_necessary_1): New helper function.
13755 (mark_aliased_reaching_defs_necessary): Likewise.
13756 (mark_all_reaching_defs_necessary_1): Likewise.
13757 (mark_all_reaching_defs_necessary): Likewise.
13758 (propagate_necessity): Do not process virtual PHIs. For
13759 non-aliased loads mark all reaching definitions as necessary.
13760 For aliased loads and stores mark the immediate dominating
13761 aliased clobbers as necessary.
13762 (visited): New global static.
13763 (perform_tree_ssa_dce): Free visited bitmap after propagating
13765 (remove_dead_phis): Perform simple dead virtual PHI removal.
13766 (remove_dead_stmt): Properly unlink virtual operands when
13768 (eliminate_unnecessary_stmts): Schedule PHI removal after
13770 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13771 (process_replaceable): Likewise.
13772 (find_replaceable_in_bb): Likewise.
13773 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13774 based on the single gimple vop.
13775 (verify_flow_insensitive_alias_info): Remove.
13776 (verify_flow_sensitive_alias_info): Likewise.
13777 (verify_call_clobbering): Likewise.
13778 (verify_memory_partitions): Likewise.
13779 (verify_alias_info): Likewise.
13780 (verify_ssa): Adjust..
13781 (execute_update_addresses_taken): Export. Update SSA
13782 manually. Optimize only when optimizing. Use a local bitmap.
13783 (pass_update_address_taken): Remove TODO_update_ssa, add
13785 (pass_update_address_taken): Just use TODO_update_address_taken.
13786 (init_tree_ssa): Do not initialize addressable_vars.
13787 (verify_ssa): Verify new VUSE / VDEF properties.
13788 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13789 Do not call verify_alias_info.
13790 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13791 Do not free the loaded and stored syms bitmaps. Reset the escaped
13792 and callused solutions. Do not free addressable_vars.
13793 Remove memory-tag related code.
13794 (warn_uninitialized_var): Aliases are always available.
13795 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13796 * lambda-code.c (can_put_in_inner_loop): Adjust.
13797 (can_put_after_inner_loop): Likewise.
13798 (perfect_nestify): Likewise.
13799 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13800 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13801 (vectorizable_conversion): Do not mark symbols for renaming.
13802 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13803 (expand_call_inline): Unlink the calls virtual operands before
13805 (tree_function_versioning): Do not call update_ssa if we are not
13806 updating clones. Simplify.
13807 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13808 (propagate_with_phi): Likewise..
13809 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13810 clobber code. Assert we are not aliased or global.
13811 * tree-flow.h: Include tree-ssa-alias.h
13812 (enum escape_type): Remove.
13813 (struct mem_sym_stats_d): Likewise.
13814 (struct mem_ref_stats_d): Likewise.
13815 (struct gimple_df): Add vop member. Remove global_var,
13816 call_clobbered_vars, call_used_vars, addressable_vars,
13817 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13818 escaped and callused members.
13819 (struct ptr_info_def): Remove all members, add points-to solution
13821 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13822 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13823 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13824 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13825 (tree-ssa-alias.o): Likewise.
13826 (toplev.o): Add tree-ssa-alias.h
13827 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13828 * gimple.c (gimple_set_bb): Fix off-by-one error.
13829 (is_gimple_reg): Do not handle memory tags.
13830 (gimple_copy): Also copy virtual operands.
13831 Delay updating the statement. Do not reset loaded and stored syms.
13832 (gimple_set_stored_syms): Remove.
13833 (gimple_set_loaded_syms): Likewise.
13834 (gimple_call_copy_skip_args): Copy the virtual operands
13835 and mark the new statement modified.
13836 * tree-ssa-structalias.c (may_alias_p): Remove.
13837 (set_uids_in_ptset): Take the alias set to prune with as
13838 parameter. Fold in the alias test of may_alias_p.
13839 (compute_points_to_sets): Compute whether a ptr is dereferenced
13840 in a local sbitmap.
13841 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13842 other ADDRESSOF constraints on the lhs.
13843 (get_constraint_for_component_ref): Assert that we don't get
13844 ADDRESSOF constraints from the base of the reference.
13845 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13846 (struct variable_info): Remove collapsed_to member.
13847 (get_varinfo_fc): Remove.
13848 (new_var_info): Do not set collapsed_to.
13849 (dump_constraint): Do not follow cycles.
13850 (dump_constraint_graph): Likewise.
13851 (build_pred_graph): Likewise.
13852 (build_succ_graph): Likewise.
13853 (rewrite_constraints): Likewise.
13854 (do_simple_structure_copy): Remove.
13855 (do_rhs_deref_structure_copy): Remove.
13856 (do_lhs_deref_structure_copy): Remove.
13857 (collapse_rest_of_var): Remove.
13858 (do_structure_copy): Re-implement.
13859 (pta_stats): New global variable.
13860 (dump_pta_stats): New function.
13861 (struct constraint_expr): Make offset signed.
13862 (UNKNOWN_OFFSET): Define special value.
13863 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13864 (solution_set_expand): New helper function split out from ...
13865 (do_sd_constraint): ... here.
13866 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13867 (do_ds_constraint): Likewise.
13868 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13869 and CALLUSED = *CALLUSED.
13870 (set_union_with_increment): Make inc argument signed.
13871 (type_safe): Remove.
13872 (get_constraint_for_ptr_offset): Handle unknown and negative
13874 (first_vi_for_offset): Handle offsets before start. Bail
13875 out early for offsets beyond the variable extent.
13876 (first_or_preceding_vi_for_offset): New function.
13877 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13878 Together with ESCAPED = *ESCAPED this properly computes reachability.
13879 (find_what_var_points_to): New function.
13880 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13881 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13882 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13883 pt_solutions_intersect): New functions.
13884 (compute_call_used_vars): Remove.
13885 (compute_may_aliases): New main entry into PTA computation.
13886 * gimple.h (gimple_p): New typedef.
13887 (struct gimple_statement_base): Remove references_memory_p.
13888 (struct gimple_statement_with_memory_ops_base): Remove
13889 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13891 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13892 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13893 gimple_set_references_memory): Remove.
13894 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13895 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13897 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13898 (verify_expr): Allow RESULT_DECL.
13899 (gimple_duplicate_bb): Do not copy virtual operands.
13900 (gimple_duplicate_sese_region): Adjust.
13901 (gimple_duplicate_sese_tail): Likewise.
13902 (mark_virtual_ops_in_region): Remove.
13903 (move_sese_region_to_fn): Do not call it.
13904 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13905 and pass_simple_dse.
13906 (execute_function_todo): Handle TODO_update_address_taken,
13907 call execute_update_addresses_taken for TODO_rebuild_alias.
13908 (execute_todo): Adjust.
13909 (execute_one_pass): Init dump files early.
13910 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13912 (create_general_new_stmt): Clear vops.
13913 * tree-ssa-reassoc.c (get_rank): Adjust.
13914 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13915 symbols for renaming.
13916 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13917 (PARAM_AVG_ALIASED_VOPS): Likewise.
13918 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13919 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13920 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13921 (operand_build_cmp, copy_virtual_operands,
13922 create_ssa_artificial_load_stmt, add_to_addressable_set,
13923 gimple_add_to_addresses_taken): Remove public functions.
13924 (unlink_stmt_vdef): New function.
13926 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13928 * config.gcc (powerpc-*-linux*): Merge variants.
13930 2009-04-02 Chao-ying Fu <fu@mips.com>
13931 James Grosbach <james.grosbach@microchip.com>
13933 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13934 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13936 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13937 keep_interrupts_masked_p, use_debug_exception_return_p.
13938 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13939 keep_interrupts_masked, use_debug_exception_return.
13940 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13941 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13943 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13944 (mips_print_operand): Process COP0 registers to print $0 .. $31
13945 correctly for GAS to process.
13946 (mips_interrupt_extra_call_saved_reg_p): New function.
13947 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13949 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13950 (mips_compute_frame_info): Add supports for interrupt context that
13951 includes doubleword accumulators and COP0 registers.
13952 (mips_for_each_saved_acc): New function.
13953 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13954 mips_for_each_saved_reg.
13955 (mips_save_reg): Save accumulators.
13956 (mips_kernel_reg_p): A new for_each_rtx callback.
13957 (mips_expand_prologue): Support interrupt handlers.
13958 (mips_restore_reg): Restore accumulators.
13959 (mips_expand_epilogue): Support interrupt handlers.
13960 (mips_can_use_return_insn): Return false for interrupt handlers.
13961 (mips_epilogue_uses): New function.
13962 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13963 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13964 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13965 cop0_move): New instructions.
13966 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13967 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13969 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13971 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13972 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13973 interrupt handlers, we use K0 as the temporary register.
13974 (EPILOGUE_USES): Change to a function call.
13975 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13976 handlers, we use K0 as the temporary register.
13978 * doc/extend.texi (Function Attributes): Document interrupt,
13979 use_shadow_register_set, keep_interrupts_masked,
13980 use_debug_exception_return for MIPS attributes.
13982 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13984 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13985 Remove a number of t-files from tmake_file.
13986 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13987 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13988 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13989 target_prototype, not TARGET_PROTOTYPE.
13990 (LINK_OS_GNU_SPEC): Define.
13991 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13992 and darwin-ldoubdle.c.
13994 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13997 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13998 (cpp_options): Ditto.
13999 (default_compilers): Ditto.
14000 (display_help): Ditto.
14001 (process_command): Ditto.
14002 (do_spec_1): Ditto.
14003 (set_input): Use lbasename instead of duplicate code.
14004 (save_temps_prefix): New static for -save-temps=obj.
14005 (save_temps_length): Ditto.
14007 * doc/invoke.texi (-save-temps=obj): Document new variant to
14008 -save-temps switch.
14010 2009-04-02 Jeff Law <law@redhat.com>
14012 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14015 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14017 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14018 * configure: Regenerated.
14020 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14022 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14023 share the argument list.
14025 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14029 2009-02-12 Diego Novillo <dnovillo@google.com>
14031 * varpool.c (debug_varpool): New.
14032 * cgraph.h (debug_varpool): Declare.
14034 2009-04-02 Jan Hubicka <jh@suse.cz>
14036 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14039 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14041 * config/i386/i386.c (ix86_abi): Move initialization to ...
14042 (override_options): Here.
14044 2009-04-02 Christian Bruel <christian.bruel@st.com>
14046 * config/sh/sh.c (sh_dwarf_register_span): New function.
14047 (TARGET_DWARF_REGISTER_SPAN): Define.
14048 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14050 2009-04-02 Ira Rosen <irar@il.ibm.com>
14052 PR tree-optimization/39595
14053 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14054 interleaved loads group is not greater than the SLP group size.
14056 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14058 * builtins.c (is_builtin_name): New.
14059 (called_as_built_in): Use is_builtin_name.
14060 * tree.h (is_builtin_name): New.
14061 * varasm.c (incorporeal_function_p): Use is_builtin_name
14063 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14065 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14067 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14070 * c-decl.c (clone_underlying_type): Move this ...
14071 * c-common.c (set_underlying_type): ... here.
14072 Also, make sure the function properly sets TYPE_STUB_DECL() on
14073 the newly created typedef variant type.
14074 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14075 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14078 2009-04-02 Richard Guenther <rguenther@suse.de>
14080 PR tree-optimization/37221
14081 * tree-flow.h (degenerate_phi_result): Declare.
14082 * tree-ssa-dom.c (degenerate_phi_result): Export.
14083 * tree-scalar-evolution.c (analyze_initial_condition): If
14084 the initial condition is defined by a degenerate PHI node
14085 use the degenerate value.
14087 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14089 PR rtl-optimization/39588
14090 * combine.c (merge_outer_ops): Do not set the constant when this
14092 (simplify_shift_const_1): Do not modify it either in this case.
14094 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14096 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14097 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14099 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14102 * c-lex.c (interpret_float): Default (no suffix) is double.
14104 2009-04-1 Xinliang David Li <davidxl@google.com>
14106 * config/i386/i386.c (legitimate_constant_p): Recognize
14107 all one vector constant.
14109 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14111 * config/vax/vax.c: Add #includes to silence warnings.
14112 Change #include order to silence two warnings.
14114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14116 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14117 (ASM_SPEC): Pass -k to the assembler for PIC code.
14119 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14121 * config.gcc: Add vax-*-linux* to the switch.
14122 * config/vax/linux.h: New file. (TARGET_VERSION,
14123 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14125 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14127 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14128 Use predicate macros instead of GET_CODE() == foo.
14129 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14130 ashlsi3, rotrsi3, <unnamed>): Likewise.
14132 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14134 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14135 jbbccihi, jbbccisi): Remova trailing whitespace.
14136 * config/vax/constraints.md: Likewise.
14137 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14138 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14139 * config/vax/predicates.md: Likewise.
14140 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14141 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14142 * config/vax/vax.h: Likewise.
14143 * config/vax/vax.md (nonlocal_goto): Likewise.
14145 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14147 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14148 (indirectable_address_p, adjacent_operands_p): Add spaces around
14150 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14152 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14154 * config/vax/vax.c (legitimate_constant_address_p,
14155 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14156 index_term_p, reg_plus_index_p, legitimate_address_p,
14157 vax_mode_dependent_address_p): Update comments to match functions
14158 modified by the recent int->bool conversion.
14160 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14162 * config/vax/builtins.md: Update copyright message.
14163 * config/vax/constraints.md: Likewise.
14164 * config/vax/netbsd-elf.h: Likewise.
14165 * config/vax/predicates.md: Likewise.
14166 * config/vax/vax-protos.h: Likewise.
14167 * config/vax/vax.c: Likewise.
14168 * config/vax/vax.h: Likewise.
14169 * config/vax/vax.md: Likewise.
14170 * config/vax/vax.opt: Likewise.
14172 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14174 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14175 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14176 * config/vax/constraints.md (B, R): Likewise.
14177 * config/vax/predicates.md (external_memory_operand,
14178 nonimmediate_addsub_di_operand): Likewise.
14179 * config/vax/vax.c (vax_output_int_add): Likewise.
14180 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14181 untyped_call): Likewise.
14183 2009-04-01 Matt Thomas <matt@3am-software.com>
14185 * config/vax/predicates.md: New file.
14186 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14187 external_const_operand, nonsymbolic_operand, external_memory_operand,
14188 indirect_memory_operand, indexed_memory_operand,
14189 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14190 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14192 * config/vax/constraints.md: New file.
14193 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14195 * config/vax/builtins.md: New file.
14196 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14197 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14199 * config/vax/vax.opt (mqmath): Add option.
14200 * config/vax/vax.md (isfx): Extend with DI.
14201 (VAXintQH, VAXintQHSD): Define.
14202 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14203 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14204 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14205 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14206 (movdi): Update constraints and use vax_output_int_move().
14207 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14208 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14209 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14210 nonlocal_goto): New.
14211 (mov<mode>): Extend accepted operand types.
14212 (subdi3_old): Rename from subdi3, change update constraints and use
14213 a new implementation.
14214 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14215 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14216 MOVE_RATIO, CLEAR_RATIO): Define.
14217 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14218 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14219 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14220 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14221 (split_quadword_operands): Make static and really allow variable
14223 (print_operand_address): Update for PIC generation.
14224 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14225 indexable_address_p, fixup_mathdi_operand,
14226 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14227 (vax_float_literal, legitimate_constant_p,
14228 indirectable_constant_address_p, index_term_p,
14229 reg_plus_index_p): Return bool instead of int.
14230 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14232 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14234 (vax_output_conditional_branch): Indent.
14235 (legitimate_constant_address_p, indirectable_constant_address_p,
14236 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14237 vax_mode_dependent_address_p): Return bool instead of int, update for
14239 * config/vax/vax-protos.h (legitimate_constant_address_p,
14240 legitimate_constant_p, legitimate_address_p,
14241 vax_mode_dependent_address_p): Change declaration to bool.
14242 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14243 vax_expand_addsub_di_operands, vax_output_int_subtract,
14244 vax_output_movmemsi): Declare.
14245 (split_quadword_operands, vax_float_literal): Delete declaration.
14246 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14247 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14248 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14249 ASM_OUTPUT_DWARF_PCREL): Define.
14250 (ASM_SPEC): Change definition to allow PIC generation.
14252 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14254 * doc/sourcebuild.texi: Update front-end requirements.
14256 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14259 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14260 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14261 (booldi3_internal3): Use boolean_or_operator instead of
14264 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14267 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14268 declarator whose size is not an integer constant expression but
14269 folds to an integer constant, then treat it as a constant
14272 2009-04-01 Richard Guenther <rguenther@suse.de>
14274 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14275 i * 4 + 2 to (i * 2 + 1) * 2.
14277 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14280 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14281 return if c_parser_asm_string_literal returned NULL.
14283 2009-04-01 Nick Clifton <nickc@redhat.com>
14285 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14287 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14288 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14289 other typedefs to avoid conflicts with libgcc2.c. Define labels
14290 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14292 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14293 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14296 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14298 * varasm.c (default_function_rodata_section): Declare DOT as
14301 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14302 Andrey Galkin <agalkin@hypercom.com>
14305 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14306 Make object_name unique for each process.
14308 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14311 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14312 addressable variables in the parallel that could go out of scope while
14313 running queued tasks.
14315 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14317 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14318 (CASE_VALUES_THRESHOLD): Redefine.
14319 * config/avr/avr.c (avr_override_options): Remove initialization of
14320 avr_case_values_threshold variable.
14321 (avr_case_values_threshold): Remove variable. Add new function.
14322 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14323 * config/avr/avr.opt (mno-tablejump): Remove option.
14324 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14326 2009-04-01 DJ Delorie <dj@redhat.com>
14328 * varasm.c (default_function_rodata_section): Don't assume
14329 anything about where the first '.' in the section name is.
14331 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14333 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14334 rs6000_emit_stack_tie.
14336 2009-03-31 Ian Lance Taylor <iant@google.com>
14338 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14339 gimple_code with GIMPLE_RESX, not RESX.
14341 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14343 * c-common.c (c_get_ident): New.
14344 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14346 2009-04-01 Ben Elliston <bje@au.ibm.com>
14348 * config/rs6000/sysv4.opt (msdata): Improve option description.
14350 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14352 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14353 (divdf3_internal_lat): Remove.
14354 (divxf3_internal_lat): Remove.
14355 (divxf3_internal_thr): Remove.
14356 (divxf): Use divxf3_internal.
14357 * config/ia64/div.md (divsf3_internal_lat): New.
14358 (divdf3_internal_lat): New.
14359 (divxf3_internal): New.
14361 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14364 * Makefile.in (USE_GCC_STDINT): Define.
14365 (stmp-int-hdrs): Install stdint.h if applicable.
14366 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14368 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14369 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14370 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14371 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14372 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14373 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14374 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14375 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14376 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14377 (c_common_nodes_and_builtins): Initialize
14378 underlying_wchar_type_node. Do not initialize
14379 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14380 nodes for new types.
14381 (c_stddef_cpp_builtins): Define macros for new types.
14382 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14384 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14385 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14386 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14387 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14388 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14389 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14390 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14391 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14392 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14393 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14394 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14395 int16_type_node, int32_type_node, int64_type_node,
14396 uint8_type_node, uint16_type_node, c_uint32_type_node,
14397 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14398 int_least32_type_node, int_least64_type_node,
14399 uint_least8_type_node, uint_least16_type_node,
14400 uint_least32_type_node, uint_least64_type_node,
14401 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14402 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14403 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14404 uintptr_type_node): Define.
14405 * c-cppbuiltin.c (builtin_define_constants,
14406 builtin_define_type_minmax): New.
14407 (builtin_define_stdint_macros): Define more macros.
14408 (c_cpp_builtins): Define more limit macros.
14409 (type_suffix): New.
14410 (builtin_define_type_max): Define in terms of
14411 builtin_define_type_minmax. Remove is_long parameter. All
14413 * config.gcc (use_gcc_stdint): Define.
14414 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14415 Add newlib-stdint.h for generic targets.
14416 * config/glibc-stdint.h, config/newlib-stdint.h,
14417 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14418 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14419 * config/score/score.h (UINTPTR_TYPE): Define.
14420 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14421 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14422 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14423 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14424 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14425 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14426 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14427 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14428 * config/spu/spu.h (STDINT_LONG32): Define.
14429 * configure.ac (use_gcc_stdint): Substitute.
14430 * configure: Regenerate.
14431 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14432 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14433 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14434 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14435 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14436 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14437 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14438 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14439 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14440 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14441 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14442 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14443 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14444 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14445 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14446 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14447 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14448 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14449 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14450 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14451 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14452 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14453 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14454 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14455 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14456 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14457 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14458 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14459 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14461 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14463 * loop-iv.c (suitable_set_for_replacement): Renamed from
14464 simplify_using_assignment; changed to return bool and to accept new
14465 args DEST and SRC. Return true iff we find a source/destination pair
14466 that can be used to make a replacement, and fill SRC and DEST if so.
14467 Remove arg ALTERED. Don't deal with altered regs here. All callers
14469 (simplify_using_initial_values): Deal with altered regs here and track
14470 more precisely the effect they have on the validity of our expression.
14472 * loop-iv.c (simplify_using_condition): A condition of the form
14473 (EQ REG CONST) can be used to simply make a substitution.
14474 (simplify_using_initial_values): Keep track of conditions we have seen
14475 and keep using them to simplify new expressions, while applying the
14476 same substitutions to them as to the expression.
14478 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14479 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14482 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14483 changed. Use this when trying to improve the upper bound.
14484 Generate the comparison by using simplify_gen_relational.
14486 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14488 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14490 (simplify_using_assignment, simplify_using_initial_values): Call
14491 replace_in_expr to make replacements. Call replace_single_def_regs
14492 once on the initial version of the expression.
14494 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14497 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14499 2009-03-31 Richard Guenther <rguenther@suse.de>
14501 PR middle-end/31029
14502 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14503 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14505 2009-03-31 Richard Guenther <rguenther@suse.de>
14507 * tree.h (div_if_zero_remainder): Declare.
14508 * fold-const.c (div_if_zero_remainder): Export.
14509 * tree-ssa-forwprop.c
14510 (forward_propagate_addr_into_variable_array_index): Handle
14511 constant array index addition outside of the variable index.
14513 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14516 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14517 define_splits, floatunssi<mode>2): Require x87 conversions from
14518 DImode to be permitted.
14520 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14522 PR preprocessor/15638
14523 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14525 2009-03-31 Richard Guenther <rguenther@suse.de>
14527 PR middle-end/23401
14528 PR middle-end/27810
14529 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14530 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14531 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14532 a separate statement.
14533 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14534 (lookup_tmp_var): Likewise.
14535 (is_gimple_formal_tmp_or_call_rhs): Remove.
14536 (is_gimple_reg_or_call_rhs): Rename to ...
14537 (is_gimple_reg_rhs_or_call): ... this.
14538 (is_gimple_mem_or_call_rhs): Rename to ...
14539 (is_gimple_mem_rhs_or_call): ... this.
14540 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14541 DECL_GIMPLE_REG_P only if is_formal is true.
14542 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14543 for non-proper post-modify expression gimplification.
14544 (gimplify_self_mod_expr): For post-modify expressions gimplify
14545 the lvalue to a minimal lvalue.
14546 (rhs_predicate_for): Remove formal temp case.
14547 (gimplify_modify_expr_rhs): Likewise.
14548 (gimplify_addr_expr): Use is_gimple_reg.
14549 (gimplify_expr): Remove formal temp cases.
14550 (gimple_regimplify_operands): Likewise.
14551 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14552 and FILTER_EXPR like constants.
14553 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14555 (is_gimple_formal_tmp_rhs): Remove.
14556 (is_gimple_reg_rhs): Remove special casing.
14557 (is_gimple_mem_rhs): Fix.
14558 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14559 (is_gimple_formal_tmp_var): Remove.
14560 (is_gimple_formal_tmp_reg): Likewise.
14561 (is_gimple_min_lval): Allow invariant component ref parts.
14562 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14563 is_gimple_formal_tmp_reg): Remove declarations.
14564 * tree-cfg.c (verify_expr): Verify that variables with address
14565 taken do not have DECL_GIMPLE_REG_P set.
14566 * tree-mudflap.c (mf_build_check_statement_for): Use
14567 force_gimple_operand instead of gimplify_expr.
14569 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14571 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14572 schedulable rows to compute_split_row.
14574 2009-03-31 Ben Elliston <bje@au.ibm.com>
14577 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14580 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14582 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14583 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14584 * configure: Regenerate.
14585 * config.in: Regenerate.
14586 * config/rs6000/rs6000.opt (mtls-markers): Add.
14587 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14588 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14589 (tls_ld_aix, tls_ld_sysv): Likewise.
14590 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14591 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14593 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14595 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14597 2009-03-30 Jan Hubicka <jh@suse.cz>
14599 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14601 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14602 detection and label handling.
14604 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14606 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14607 left_conflicts_size.
14608 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14609 ALLOCNO_LEFT_CONFLICTS_SIZE.
14611 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14612 remove_allocno_from_bucket_and_push,
14613 allocno_spill_priority_compare, push_allocnos_to_stack,
14614 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14615 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14616 (setup_allocno_left_conflicts_num): Ditto. Rename to
14617 setup_allocno_left_conflicts_size.
14618 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14619 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14620 setup_allocno_left_conflicts_size instead of
14621 setup_allocno_left_conflicts_num.
14623 * ira-build.c (ira_create_allocno): Use
14624 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14625 ALLOCNO_LEFT_CONFLICTS_NUM.
14627 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14629 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14630 instead of DF_LR_OUT.
14632 * ira-lives.c (process_bb_node_lives): Ditto.
14634 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14635 instead of DF_LR_{OUT,IN}.
14637 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14639 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14641 2009-03-30 Jan Hubicka <jh@suse.cz>
14643 * except.c (label_to_region_map): Fix thinko.
14645 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14647 PR middle-end/38237
14648 * tree.h (tree_find_value): New declaration.
14649 * tree.c (tree_find_value): New function.
14650 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14652 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14655 * c-decl.c (struct c_binding): Add locus field.
14656 (bind): Add locus argument, set locus field from it.
14657 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14658 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14659 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14660 implicitly_declare, undeclared_variable, lookup_label,
14661 declare_label, c_make_fname_decl, c_builtin_function,
14662 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14665 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14668 * config/i386/i386.c (classify_argument): Check total size of
14671 2009-03-30 Martin Jambor <mjambor@suse.cz>
14673 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14674 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14675 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14678 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14679 seen_variable_array_ref while also traversing a union.
14681 * tree-inline.c (optimize_inline_calls): Do not call
14682 cgraph_node_remove_callees.
14683 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14684 (pass_remove_cgraph_callee_edges): New variable.
14685 * passes.c (init_optimization_passes): Add
14686 pass_remove_cgraph_callee_edges after early inlining and before all
14687 late intraprocedural passes.
14689 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14691 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14693 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14694 Fix typos in names.
14696 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14698 * combine.c (simplify_comparison): Use have_insn_for.
14699 * dojump.c (do_jump): Likewise.
14701 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14703 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14704 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14705 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14706 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14707 instead of sparc_compare_emitted.
14708 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14709 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14710 instead of sparc_compare_emitted.
14712 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14714 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14715 enter/exit cfglayout mode.
14716 (pass_partition_block): Require it.
14717 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14718 (combine_instructions): Track basic blocks instead of labels.
14719 (update_cfg_for_uncondjump): New.
14720 (try_combine): Use it. Update jumps after rescanning.
14721 (pass_combine): Require PROP_cfglayout.
14722 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14724 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14726 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14727 Provide/destroy PROP_cfglayout respectively.
14728 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14729 * tree-pass.h (PROP_cfglayout): New.
14731 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14733 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14734 fold_convert_const_fixed_from_fixed,
14735 fold_convert_const_fixed_from_int,
14736 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14737 set TREE_CONSTANT_OVERFLOW.
14738 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14739 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14741 2009-03-30 Ira Rosen <irar@il.ibm.com>
14743 * tree-vect-loop-manip.c: New file.
14744 * tree-vectorizer.c: Update documentation and included files.
14745 (vect_loop_location): Make extern.
14746 (rename_use_op): Move to tree-vect-loop-manip.c
14747 (rename_variables_in_bb, rename_variables_in_loop,
14748 slpeel_update_phis_for_duplicate_loop,
14749 slpeel_update_phi_nodes_for_guard1,
14750 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14751 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14752 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14753 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14754 find_loop_location): Likewise.
14755 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14756 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14757 get_vectype_for_scalar_type, vect_is_simple_use,
14758 supportable_widening_operation, supportable_narrowing_operation):
14760 (bb_in_loop_p): Move to tree-vect-loop.c.
14761 (new_loop_vec_info, destroy_loop_vec_info,
14762 reduction_code_for_scalar_code, report_vect_op,
14763 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14764 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14765 (vect_supportable_dr_alignment): Likewise.
14766 * tree-vectorizer.h (tree-data-ref.h): Include.
14767 (vect_loop_location): Declare.
14768 Reorganize function declarations according to the new file structure.
14769 * tree-vect-loop.c: New file.
14770 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14771 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14772 * tree-vect-data-refs.c: New file.
14773 * tree-vect-patterns.c (timevar.h): Don't include.
14774 * tree-vect-stmts.c: New file.
14775 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14776 tree-vect-slp.c, tree-vect-loop.c.
14777 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14778 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14779 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14780 (tree-vect-analyze.o): Remove.
14781 (tree-vect-transform.o): Likewise.
14782 (tree-vect-data-refs.o): Add rule.
14783 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14784 tree-vect-slp.o): Likewise.
14785 (tree-vect-patterns.o): Remove redundant dependencies.
14786 (tree-vectorizer.o): Likewise.
14787 * tree-vect-slp.c: New file.
14789 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14791 * optc-gen.awk: Warn if an option flag has multiple different
14794 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14796 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14797 -floop-block): Document dependences on PPL, CLooG and Graphite.
14799 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14801 PR rtl-optimization/323
14802 * c-common.c (c_fully_fold, convert_and_check,
14803 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14804 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14805 * c-common.def (EXCESS_PRECISION_EXPR): New.
14806 * c-cppbuiltin.c (builtin_define_float_constants): Define
14807 constants with enough digits for long double.
14808 * c-lex.c (interpret_float): Interpret constant with excess
14809 precision where appropriate.
14810 * c-opts.c (c_common_post_options): Set
14811 flag_excess_precision_cmdline. Give an error for
14812 -fexcess-precision=standard for C++ for processors where the
14813 option is significant.
14814 * c-parser.c (c_parser_conditional_expression): Handle excess
14815 precision in condition.
14816 * c-typeck.c (convert_arguments): Handle arguments with excess
14818 (build_unary_op): Move excess precision outside operation.
14819 (build_conditional_expr): Likewise.
14820 (build_compound_expr): Likewise.
14821 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14822 (build_modify_expr): Handle excess precision in RHS.
14823 (convert_for_assignment): Handle excess precision in converted
14825 (digest_init, output_init_element, process_init_element): Handle
14826 excess precision in initializer.
14827 (c_finish_return): Handle excess precision in return value.
14828 (build_binary_op): Handle excess precision in operands and add
14829 excess precision as needed for operation.
14830 * common.opt (-fexcess-precision=): New option.
14831 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14832 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14833 For standard excess precision, output explicit conversion to and
14834 truncation from XFmode.
14835 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14836 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14837 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14838 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14839 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14840 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14841 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14842 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14843 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14844 define_splits, sqrt<mode>2): Disable where appropriate for
14845 standard excess precision.
14846 * convert.c (convert_to_real): Do not shorten arithmetic to type
14847 for which excess precision would be used.
14848 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14849 * doc/invoke.texi (-fexcess-precision=): Document option.
14850 (-mfpmath=): Correct index entry.
14851 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14852 flag_excess_precision): New.
14853 * langhooks.c (lhd_post_options): Set
14854 flag_excess_precision_cmdline.
14855 * opts.c (common_handle_option): Handle -fexcess-precision=.
14856 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14857 init_excess_precision): New.
14858 (lang_dependent_init_target): Call init_excess_precision.
14859 * tree.c (excess_precision_type): New.
14860 * tree.h (excess_precision_type): Declare.
14862 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14865 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14866 non-lvalue to component.
14868 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14870 PR preprocessor/34695
14871 * Makefile.in (c-opts.o): Depend on c-tree.h.
14872 * c-common.c: Move down include of diagnostic.h.
14873 (done_lexing, c_cpp_error): New.
14874 * c-common.h (done_lexing): Declare.
14875 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14877 * c-opts.c: Include c-tree.h.
14878 (c_common_init_options): Set preprocessor error callback.
14879 (c_common_handle_option): Do not set preprocessor
14880 inhibit_warnings, warnings_are_errors, warn_system_headers,
14881 pedantic_errors or inhibit_warnings flags.
14882 (c_common_post_options): Do not check cpp_errors (parse_in).
14883 (c_common_finish): Do not output dependencies if there were
14884 errors. Do not check return value of cpp_finish.
14885 * c-ppoutput.c (pp_file_change): Set input_location.
14886 * c-tree.h (c_cpp_error): Declare.
14887 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14889 (diagnostic_build_prefix): Check override_column.
14890 * diagnostic.h (diagnostic_info): Add override_column field.
14891 (diagnostic_override_column): Define.
14893 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14895 * c-common.c (c_expand_expr, c_staticp): Remove.
14896 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14897 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14898 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14899 * c-gimplify.c (gimplify_compound_literal_expr,
14900 optimize_compound_literals_in_ctor): Remove.
14901 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14902 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14903 * c-semantics.c (emit_local_var): Remove.
14905 * langhooks-def.h (lhd_expand_expr): Remove.
14906 * langhooks.c (lhd_expand_expr): Remove.
14907 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14909 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14910 handling from c-semantics.c; don't call into langhook.
14911 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14912 * gimplify.c (gimplify_compound_literal_expr,
14913 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14914 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14915 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14916 as was done in c-gimplify.c.
14917 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14918 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14919 Move from c-common.h.
14920 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14922 * tree.c (staticp): Do not call langhook.
14923 * langhooks.c (lhd_staticp): Delete.
14924 * langhooks-def.h (lhd_staticp): Delete prototype.
14925 (LANG_HOOKS_STATICP): Delete.
14926 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14928 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14929 instead of DECL_STMTs.
14931 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14939 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14941 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14942 contained expression.
14943 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14944 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14945 conditional expressions for C.
14946 (decl_constant_value_for_optimization): Move from
14947 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14948 whether optimizing and that the expression is a VAR_DECL not of
14949 array type instead of doing such checks in the caller. Do not
14950 check pedantic. Call gcc_unreachable for C++.
14951 * c-common.def (C_MAYBE_CONST_EXPR): New.
14952 * c-common.h (c_fully_fold, c_save_expr,
14953 decl_constant_value_for_optimization): New prototypes.
14954 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14955 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14956 EXPR_INT_CONST_OPERANDS): Define.
14957 * c-convert.c (convert): Strip nops from expression.
14958 * c-decl.c (groktypename): Take extra parameters expr and
14959 expr_const_operands. Update call to grokdeclarator.
14960 (start_decl): Update call to grokdeclarator. Add statement for
14961 expressions used in type of decl.
14962 (grokparm): Update call to grokdeclarator.
14963 (push_parm_decl): Update call to grokdeclarator.
14964 (build_compound_literal): Add parameter non_const and build a
14965 C_MAYBE_COSNT_EXPR if applicable.
14966 (grokdeclarator): Take extra parameters expr and
14967 expr_const_operands. Track expressions used in declaration
14968 specifiers and declarators. Fold array sizes and track whether
14969 they are constant expressions and whether they are integer
14970 constant expressions.
14971 (parser_xref_tag): Set expr and expr_const_operands fields in
14973 (grokfield): Update call to grokdeclarator.
14974 (start_function): Update call to grokdeclarator.
14975 (build_null_declspecs): Set expr and expr_const_operands fields in
14977 (declspecs_add_type): Handle expressions in typeof specifiers.
14978 * c-parser.c (c_parser_declspecs): Set expr and
14979 expr_const_operands fields for declaration specifiers.
14980 (c_parser_enum_specifier): Likewise.
14981 (c_parser_struct_or_union_specifier): Likewise.
14982 (c_parser_typeof_specifier): Likewise. Update call to
14983 groktypename. Fold expression as needed. Return expressions with
14984 type instead of adding statements.
14985 (c_parser_attributes): Update calls to c_parser_expr_list.
14986 (c_parser_statement_after_labels): Fold expression before passing
14987 to objc_build_throw_stmt.
14988 (c_parser_condition): Fold expression.
14989 (c_parser_asm_operands): Fold expression.
14990 (c_parser_conditional_expression): Use c_save_expr. Update call
14991 to build_conditional_expr.
14992 (c_parser_alignof_expression): Update call to groktypename.
14993 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14994 original_code. Fold expression argument of va_arg. Create
14995 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14996 argument to va_arg. Update calls to groktypename. Fold array
14997 index for offsetof. Verify that first argument to
14998 __builtin_choose_expr has integer type.
14999 (c_parser_postfix_expression_after_paren_type): Update calls to
15000 groktypename and build_compound_literal. Handle expressions with
15001 side effects in type name.
15002 (c_parser_postfix_expression_after_primary): Update call to
15003 c_parser_expr_list. Set original_code for calls to
15004 __builtin_constant_p.
15005 (c_parser_expr_list): Take extra parameter fold_p. Fold
15006 expressions if requested.
15007 (c_parser_objc_type_name): Update call to groktypename.
15008 (c_parser_objc_synchronized_statement): Fold expression.
15009 (c_parser_objc_receiver): Fold expression.
15010 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15011 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15012 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15013 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15014 (struct c_typespec): Add elements expr and expr_const_operands.
15015 (struct c_declspecs): Add elements expr and expr_const_operands.
15016 (groktypename, build_conditional_expr, build_compound_literal):
15018 (in_late_binary_op): Declare.
15019 * c-typeck.c (note_integer_operands): New function.
15020 (in_late_binary_op): New variable.
15021 (decl_constant_value_for_broken_optimization): Move to c-common.c
15022 and rename to decl_constant_value_for_optimization.
15023 (default_function_array_conversion): Do not strip nops.
15024 (default_conversion): Do not call
15025 decl_constant_value_for_broken_optimization.
15026 (build_array_ref): Do not fold result.
15027 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15028 result when operand is a VLA.
15029 (c_expr_sizeof_type): Update call to groktypename. Handle
15030 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15031 result when operand names a VLA type.
15032 (build_function_call): Update call to build_compound_literal.
15033 Only fold result for calls to __builtin_* functions. Strip
15034 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15035 the function designator.
15036 (convert_arguments): Fold arguments. Update call to
15037 convert_for_assignment.
15038 (build_unary_op): Handle increment and decrement of
15039 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15040 decrement earlier. Fold operand of increment and decrement.
15041 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15042 built for integer operand. Wrap returns that are INTEGER_CSTs
15043 without being integer constant expressions or that have integer
15044 constant operands without being INTEGER_CSTs.
15045 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15046 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15047 result is an integer constant expression or can be used in
15048 unevaluated parts of one and avoid folding and wrap as
15049 appropriate. Fold operands before possibly doing -Wsign-compare
15051 (build_compound_expr): Wrap result for C99 if operands can be used
15052 in integer constant expressions.
15053 (build_c_cast): Update call to digest_init. Do not ignore
15054 overflow from casting floating-point constants to integers. Wrap
15055 results that could be confused with integer constant expressions,
15056 null pointer constants or floating-point constants.
15057 (c_cast_expr): Update call to groktypename. Handle expressions
15058 included in type name.
15059 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15060 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15061 Update calls to convert_for_assignment.
15062 (convert_for_assignment): Take new parameter
15063 null_pointer_constant. Do not strip nops or call
15064 decl_constant_value_for_broken_optimization. Set
15065 in_late_binary_op for conversions to boolean.
15066 (store_init_value): Update call to digest_init.
15067 (digest_init): Take new parameter null_pointer_constant. Do not
15068 call decl_constant_value_for_broken_optimization. pedwarn for
15069 initializers not constant expressions. Update calls to
15070 convert_for_assignment.
15071 (constructor_nonconst): New.
15072 (struct constructor_stack): Add nonconst element.
15073 (really_start_incremental_init, push_init_level, pop_init_level):
15074 Handle constructor_nonconst and nonconst element.
15075 (set_init_index): Call constant_expression_warning for array
15077 (output_init_element): Fold value. Set constructor_nonconst as
15078 applicable. pedwarn for initializers not constant expressions.
15079 Update call to digest_init. Call constant_expression_warning
15080 where constant initializers are required.
15081 (process_init_element): Use c_save_expr.
15082 (c_finish_goto_ptr): Fold expression.
15083 (c_finish_return): Fold return value. Update call to
15084 convert_for_assignment.
15085 (c_start_case): Fold switch expression.
15086 (c_process_expr_stmt): Fold expression.
15087 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15088 ensure statement expression is not evaluated in constant expression.
15089 (build_binary_op): Track whether results are integer constant
15090 expressions or may occur in such, disable folding and wrap results
15091 as applicable. Fold operands for -Wsign-compare warnings unless
15093 (c_objc_common_truthvalue_conversion): Handle results folded to
15094 integer constants that are not integer constant expressions.
15095 * doc/extend.texi: Document when typeof operands are evaluated,
15096 that condition of __builtin_choose_expr is an integer constant
15097 expression, and more about use of __builtin_constant_p in
15100 2009-03-29 Richard Guenther <rguenther@suse.de>
15102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15103 propagate addresses of array references.
15105 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15107 * regmove.c (perhaps_ends_bb_p): Remove.
15108 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15109 from INSN and check that the main loop stays within that basic block.
15110 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15111 (regmove_forward_pass): Split out from regmove_optimize. Use
15112 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15113 (regmove_backward_pass): Split out from regmove_optimize. Use
15114 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15115 (regmove_optimize): Simplify.
15117 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15120 * config/i386/i386.c (classify_argument): Ignore flexible array
15121 member in struct and warn ABI change.
15123 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15125 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15127 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15128 (ix86_adjust_cost): Updated.
15130 2009-03-29 Jan Hubicka <jh@suse.cz>
15132 PR middle-end/28850
15133 * tree-pass.h (pass_cleanup_eh): New function.
15134 (remove_unreachable_regions): Break code handling RTL
15135 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15136 that can not be reached by runtime.
15137 (can_be_reached_by_runtime): New function.
15138 (label_to_region_map): New function.
15139 (num_eh_regions): New function.
15140 (rtl_remove_unreachable_regions): New function.
15141 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15142 (remove_eh_region): New function.
15143 * except.h: Include sbitmap and vecprim.
15144 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15145 num_eh_regions): Declare.
15146 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15147 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15148 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15149 (tree_empty_eh_handler_p): New function.
15150 (cleanup_empty_eh): New function.
15151 (cleanup_eh): New function.
15152 (pass_cleanup_eh): New function.
15154 2009-03-29 Jan Hubicka <jh@suse.cz>
15156 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15157 for removed regions.
15159 2009-03-29 Jan Hubicka <jh@suse.cz>
15161 * except.c (dump_eh_tree): Dump all datastructures.
15163 2009-03-29 Jan Hubicka <jh@suse.cz>
15165 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15166 (duplicate_eh_regions_1): Likewise.
15167 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15168 vector; call EH verification.
15169 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15170 Be ready for region being removed.
15172 2009-03-29 Jan Hubicka <jh@suse.cz>
15174 * bitmap.c (bitmap_last_set_bit): New function.
15175 * bitmap.h (bitmap_last_set_bit): Declare.
15177 2009-03-29 David Ayers <ayers@fsfe.org>
15180 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15181 by calling objc_compare_types and surpress warnings about
15182 incompatible C pointers that are compatible ObjC pointers.
15184 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15186 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15187 call initialize_inline_failed.
15188 (initialize_inline_failed): Move it from here ...
15189 * cgraph.c (initialize_inline_failed): ... to here.
15190 (cgraph_create_edge): Call initialize_inline_failed rather than
15191 setting inline_failed directly.
15193 2009-03-29 Ben Elliston <bje@au.ibm.com>
15196 * sysv4.opt (msdata): Improve comment.
15197 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15198 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15200 2009-03-29 Ben Elliston <bje@au.ibm.com>
15203 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15204 load and store attributes.
15206 2009-03-29 Ben Elliston <bje@au.ibm.com>
15208 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15209 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15210 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15211 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15212 __builtin_infq and __builtin_huge_valq.
15214 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15216 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15218 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15219 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15221 2009-03-28 Xinliang David Li <davidxl@google.com>
15223 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15224 (do_dbg_cnt): New function.
15226 2009-03-28 Jan Hubicka <jh@suse.cz>
15228 Merge from pretty-ipa:
15230 2009-03-27 Jan Hubicka <jh@suse.cz>
15232 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15233 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15234 * passes.c (function_called_by_processed_nodes_p): New.
15235 * ipa-pure-const.c (check_call): Fix handling of operands.
15236 (analyze_function): Dump debug output for skipped bodies.
15237 (local_pure_const): Use function_called_by_processed_nodes_p.
15238 * dwarf2out.c (reference_to_unused): Use output.
15239 * passes.c (do_per_function_toporder): Likewise.
15241 2008-11-12 Jan Hubicka <jh@suse.cz>
15243 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15244 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15245 state_set_in_source enum
15246 (check_decl): Ignore memory tags; do not set fake looping flags;
15248 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15249 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15250 (check_call, analyze_function): Rewrite.
15252 (add_new_function): Update call of analyze_function.
15253 (generate_summary): Add call of analyze_function.
15254 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15255 (local_pure_const): New function.
15256 (pass_local_pure_const): New pass.
15257 * ipa-inline.c (inline_transform): Set after_inlining.
15258 * tree-eh.c (stmt_can_throw_external): New.
15259 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15260 work with aliasing built.
15261 * tree-flow.h (stmt_can_throw_external): New.
15262 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15263 and local pure/const pass in early and late optimization queue.
15265 2009-03-28 Martin Jambor <mjambor@suse.cz>
15267 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15269 (fold_binary): Allow function decl aligment consideration is the
15270 second argument is integer constant one.
15271 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15272 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15273 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15275 2009-03-28 Jan Hubicka <jh@suse.cz>
15277 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15278 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15279 * function.h (rtl_data): Add nothrow flag.
15280 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15281 set DECL_NOTHROW for AVAILABLE functions.
15283 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15285 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15286 following vector keyword has expansion starting with pixel or bool
15287 keyword, expand vector to __vector and pixel or bool to __pixel or
15291 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15292 warn_if_disallowed_function_p): Removed.
15293 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15294 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15295 warning_if_disallowed_function_p.
15296 * flags.h (warn_if_disallowed_function_p,
15297 warn_disallowed_functions): Removed.
15298 * common.opt (Wdisallowed-function-list=): Removed.
15299 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15301 2009-03-28 Richard Guenther <rguenther@suse.de>
15303 PR tree-optimization/38723
15304 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15307 2009-03-28 Jan Hubicka <jh@suse.cz>
15309 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15310 test introduced by my previous patch.
15312 2009-03-28 Richard Guenther <rguenther@suse.de>
15314 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15315 the PHIs value undefined.
15317 2009-03-28 Jan Hubicka <jh@suse.cz>
15319 * tree-pass.h (pass_fixup_cfg): New pass.
15320 * ipa-inline.c (inline_transform): Set
15321 always_inline_functions_inlined/after_inlining.
15322 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15323 (pass_fixup_cfg): New pass.
15324 * passes.c (init_optimization_passes): Add fixup_cfg.
15326 2009-03-28 Richard Guenther <rguenther@suse.de>
15328 PR tree-optimization/38458
15329 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15330 argument use the arguments copy-of value.
15332 2009-03-28 Richard Guenther <rguenther@suse.de>
15334 PR tree-optimization/38180
15335 * tree-ssa-ccp.c (get_default_value): Simplify.
15336 (likely_value): Likewise.
15337 (surely_varying_stmt_p): Properly handle VOP case.
15338 (ccp_initialize): Likewise.
15339 (ccp_fold): Handle propagating through *&.
15340 (fold_const_aggregate_ref): Also handle decls.
15342 2009-03-28 Jan Hubicka <jh@suse.cz>
15344 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15345 * cgraph.h (cgraph_node): Likewise.
15346 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15347 (cgraph_reset_node): Use process flag.
15348 (cgraph_mark_functions_to_output): Likewise.
15349 (cgraph_expand_function): Likewise.
15350 (cgraph_expand_all_functions): Likewise.
15351 (cgraph_output_in_order): Likewise.
15352 * dwarf2out.c (reference_to_unused): Likewise.
15353 * passes.c do_per_function_toporder): Likewise.
15355 2009-03-28 Jan Hubicka <jh@suse.cz>
15357 Bring from lto-branch:
15359 2008-09-03 Doug Kwan <dougkwan@google.com>
15361 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15362 enums instead of reason strings.
15363 * cgraph.c (cgraph_create_edge): Same.
15364 (cgraph_inline_failed_string): New function.
15365 * cgraph.h (cgraph_inline_failed_t): New enum type.
15366 (cgraph_inline_failed_string): New prototype.
15367 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15368 char pointer to cgraph_inline_failed_t.
15369 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15370 (cgraph_default_inline_p): Ditto.
15371 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15372 to cgraph_inline_failed_t pointer.
15373 * cif-code.def: New file.
15374 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15376 (cgraph_check_inline_limits): Change type of REASON to pointer to
15377 cgraph_inline_failed_t. Replace reason strings with enums.
15378 (cgraph_default_inline_p): Ditto.
15379 (cgraph_recursive_inlining_p): Ditto.
15380 (update_caller_keys): Change type of FAILED_REASON to
15381 cgraph_inline_failed_t.
15382 (cgraph_set_inline_failed): Change type of REASON to pointer to
15383 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15384 convert enums to strings for text output.
15385 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15386 to be of type cgraph_inline_failed_t. Replace reason strings with
15387 enums. Call cgraph_inline_failed_string to covert enums
15388 to strings for text output.
15389 (cgraph_decide_inlining): Replace reason strings with enums.
15390 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15391 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15393 * tree-inline.c (expand_call_inline): Change type of REASON
15394 to cgraph_inline_failed_t. Replace reason strings with enums.
15395 Call cgraph_inline_failed_string for text output.
15396 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15399 2009-03-28 Jan Hubicka <jh@suse.cz>
15401 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15402 cgraph_clone_node): Remove master clone handling.
15403 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15404 * cgraph.h (master_clone): Remove.
15405 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15406 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15407 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15409 2009-03-28 Jan Hubicka <jh@suse.cz>
15411 * cgraph.c (cgraph_function_body_availability): Functions declared
15412 inline are always safe to assume that it is not going to be replaced.
15414 2009-03-28 Richard Guenther <rguenther@suse.de>
15416 PR tree-optimization/38513
15417 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15418 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15419 EXC_PTR_EXPR and FILTER_EXPR.
15420 (get_ref_from_reference_ops): Likewise.
15422 2009-03-28 Richard Guenther <rguenther@suse.de>
15424 PR tree-optimization/38968
15425 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15426 Use FLOOR_MOD_EXPR to compute misalignment.
15428 2009-03-28 Richard Guenther <rguenther@suse.de>
15430 PR tree-optimization/37795
15431 * tree.h (combine_comparisons): Declare.
15432 * fold-const.c (combine_comparisons): Export.
15433 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15435 (ifcombine_iforif): Use combine_comparisons.
15437 2009-03-28 Jan Hubicka <jh@suse.cz>
15439 * tree-eh.c (inlinable_call_p): New function.
15440 (make_eh_edges): Use it.
15441 (verify_eh_edges): Use it.
15442 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15443 * except.c (reachable_next_level): Add inlinable_function argument
15444 (sjlj_find_directly_reachable_regions): Update.
15445 (add_reachable_handler): Do not set saw_any_handlers.
15446 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15447 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15448 Add new inlinable call parameter.
15449 (can_throw_internal, can_throw_external): Update.
15450 * except.h (can_throw_internal_1, can_throw_external_1,
15451 foreach_reachable_handler): Update declaration.
15453 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15455 * config/arm/t-arm-coff, config/h8300/coff.h,
15456 config/i386/i386-aout.h, config/i386/i386-coff.h,
15457 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15458 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15459 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15460 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15461 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15462 sys-types.h: Remove.
15463 * Makefile.in: Remove protoize and fixproto support and references
15465 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15466 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15468 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15469 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15470 unprotoize$(exeext).
15471 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15472 (.PHONY): Don't depend on proto.
15473 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15474 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15475 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15476 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15477 build/gen-protos.o, build/scan.o, xsys-protos.h,
15478 build/fix-header$(build_exeext), build/fix-header.o,
15479 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15480 stmp-install-fixproto): Remove.
15481 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15482 SYSCALLS.c or fixproto files.
15483 (install-common): Don't install protoize.
15484 (install-headers-tar, install-headers-cpio, install-headers-cp):
15485 Don't depend on $(STMP_FIXPROTO).
15486 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15487 install fixproto files or write out fixproto settings.
15488 (uninstall): Don't uninstall protoize.
15489 * config.gcc (use_fixproto): Remove.
15490 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15491 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15492 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15493 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15494 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15495 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15496 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15497 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15498 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15499 * config/t-vxworks (STMP_FIXPROTO): Remove.
15500 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15501 STMP_FIXPROTO): Remove.
15502 * config.in, configure: Regenerate.
15503 * crtstuff.c (gid_t, uid_t): Don't undefine.
15504 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15505 (arm-*-coff, arm-*-aout: Remove target entries.
15506 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15507 Remove mention of AIX 4.1.
15508 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15509 * doc/invoke.texi (Running Protoize): Remove.
15510 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15511 (Protoize Caveats): Remove.
15512 * tsystem.h: Update comments on headers assumed to exist.
15514 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15516 * genautomata.c: Add a new year to the copyright. Add a new
15518 (struct insn_reserv_decl): Add comments for member bypass_list.
15519 (find_bypass): Remove.
15520 (insert_bypass): New.
15521 (process_decls): Use insert_bypass.
15522 (output_internal_insn_latency_func): Output all bypasses with the
15523 same input insn in one switch case.
15525 * rtl.def (define_bypass): Describe bypass choice.
15526 * doc/md.texi (define_bypass): Ditto.
15528 2009-03-27 Richard Guenther <rguenther@suse.de>
15530 * gimplify.c (mark_addressable): Export.
15531 * tree-flow.h (mark_addressable): Declare.
15532 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15533 * tree-ssa.c (verify_phi_args): Verify that address taken
15534 variables have TREE_ADDRESSABLE set.
15536 2009-03-27 Richard Guenther <rguenther@suse.de>
15538 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15539 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15540 Do not mark decls TREE_ADDRESSABLE.
15541 (build_fold_addr_expr): Adjust.
15542 (fold_addr_expr): Remove.
15543 (fold_unary): Use build_fold_addr_expr.
15544 (fold_comparison): Likewise.
15545 (split_address_to_core_and_offset): Likewise.
15546 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15548 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15549 (gimplify_modify_expr_to_memcpy): Mark source and destination
15551 * omp-low.c (create_omp_child_function): Mark the object decl
15553 (lower_rec_input_clauses): Mark the var we take the address of
15555 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15557 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15559 PR middle-end/39315
15560 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15561 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15563 2009-03-27 Richard Guenther <rguenther@suse.de>
15565 PR tree-optimization/39120
15566 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15568 (handle_lhs_call): Process return constraints. Add escape
15569 constraints if necessary.
15570 (handle_const_call): Fill out return constraints. Make nested
15571 case more precise. Avoid consttmp if possible.
15572 (handle_pure_call): Fill out return constraints. Avoid
15573 callused if possible.
15574 (find_func_aliases): Simplify call handling.
15576 2009-03-27 Richard Guenther <rguenther@suse.de>
15578 PR tree-optimization/39120
15579 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15580 as a representative.
15581 (solve_graph): Do propagate CALLUSED.
15582 (handle_pure_call): Use a scalar constraint from CALLUSED for
15584 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15587 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15590 * c-common.c (handle_aligned_attribute): Properly check alignment
15591 overflow. Use (1U << i) instead of (1 << i).
15593 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15595 * expr.h (get_mem_align_offset): Updated.
15597 * tree.h (tree_decl_common): Change align to "unsigned int" and
15598 move it before pointer_alias_set.
15600 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15601 Jakub Jelinek <jakub@redhat.com>
15604 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15605 gr_register_operand with gr_reg_or_0_operand.
15606 (cmpxchg_rel_di): Likewise.
15607 (sync_lock_test_and_set<mode>): Likewise.
15609 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15611 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15612 (true_regnum): Likewise.
15614 * rtlanal.c (subreg_info): Moved to ...
15615 * rtl.h (subreg_info): Here. New.
15616 (subreg_get_info): New.
15618 * rtlanal.c (subreg_get_info): Make it extern.
15620 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15623 * config/i386/i386.c (ix86_abi): New.
15624 (override_options): Handle -mabi=.
15625 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15626 (ix86_call_abi_override): Likewise.
15627 (init_cumulative_args): Likewise.
15628 (function_arg_advance): Likewise.
15629 (function_arg_64): Likewise.
15630 (function_arg): Likewise.
15631 (ix86_pass_by_reference): Likewise.
15632 (ix86_function_value_regno_p): Likewise.
15633 (ix86_build_builtin_va_list_abi): Likewise.
15634 (setup_incoming_varargs_64): Likewise.
15635 (is_va_list_char_pointer): Likewise.
15636 (ix86_init_machine_status): Likewise.
15637 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15638 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15639 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15640 (ix86_function_abi): Make it static and return enum calling_abi.
15641 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15643 (ix86_fn_abi_va_list): Updated.
15645 * config/i386/i386.h (ix86_abi): New.
15646 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15647 (CONDITIONAL_REGISTER_USAGE): Likewise.
15648 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15649 (machine_function): Likewise.
15651 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15653 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15654 (STACK_BOUNDARY): Likewise.
15655 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15657 * config/i386/i386.opt (mabi=): New.
15659 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15660 return enum calling_abi.
15661 (ix86_function_type_abi): Likewise.
15662 (ix86_function_abi): Removed.
15664 * doc/invoke.texi: Document -mabi= option for x86.
15666 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15668 * builtins.c (real_dconstp): Delete.
15669 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15671 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15672 Jakub Jelinek <jakub@redhat.com>
15675 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15676 (gen_subprogram_die): When a function is explicit, generate the
15677 DW_AT_explicit attribute.
15678 * langhooks.h (struct lang_hooks_for_decls): Add
15679 function_decl_explicit_p langhook.
15680 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15681 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15683 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15685 * builtins.c (fold_builtin_memory_op): Optimize memmove
15686 into memcpy if we can prove source and destination don't overlap.
15688 * tree-inline.c: Include gt-tree-inline.h.
15689 (clone_fn_id_num): New variable.
15690 (clone_function_name): New function.
15691 (tree_function_versioning): Use it.
15692 * Makefile.in (GTFILES): Add tree-inline.c.
15694 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15696 * BASE-VER: Change to 4.5.0.
15698 2009-03-27 Xinliang David Li <davidxl@google.com>
15700 PR tree-optimization/39557
15701 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15703 2009-03-27 Xinliang David Li <davidxl@google.com>
15705 PR tree-optimization/39548
15706 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15709 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15711 * c-common.c (pointer_int_sum): Use %wd on return from
15714 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15716 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15717 on return from tree_low_cst.
15719 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15722 * ginclude/stdarg.h (va_copy): Define also for
15723 __GXX_EXPERIMENTAL_CXX0X__.
15725 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15728 * builtins.h (c_strlen): Do not warn here.
15729 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15730 * c-common.c (pointer_int_sum): Take an explicit location.
15731 Warn about offsets out of bounds.
15732 * c-common.h (pointer_int_sum): Adjust declaration.
15734 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15736 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15739 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15742 * opts.c (warn_if_disallowed_function_p): Don't assume
15743 get_callee_fndecl must return non-NULL.
15745 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15747 PR rtl-optimization/39522
15748 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15749 when reg_reloaded_valid is set.
15751 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15753 * config/spu/divv2df3.c: New file.
15754 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15755 (DPBIT_FUNCS): Filter out _div_df.
15757 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15759 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15760 a jump insn, count that jump in the distance to the loop start.
15762 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15765 * config/sh/sh.c (calc_live_regs): Fix condition for global
15766 registers except PIC_OFFSET_TABLE_REGNUM.
15768 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15771 * doc/invoke.texi (-mconsole): New.
15773 (-mno-cygwin): New.
15775 (-mnop-fun-dllimport): New.
15779 (sub section "i386 and x86-64 Windows Options"): New.
15781 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15783 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15784 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15786 2009-03-25 Richard Guenther <rguenther@suse.de>
15788 PR middle-end/39497
15789 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15792 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15794 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15795 neither of haifa/selective schedulers are working.
15797 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15799 * doc/invoke.texi (Debugging Options): Fix description of
15800 -fno-merge-debug-strings.
15802 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15804 * config/cris/libgcc.ver: New version-script.
15805 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15807 * configure.ac <GAS features, nop mnemonic>: Add pattern
15808 crisv32-*-* for "nop".
15809 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15810 * configure: Regenerate.
15812 2009-03-24 Ira Rosen <irar@il.ibm.com>
15814 PR tree-optimization/39529
15815 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15816 mark_sym_for_renaming for the tag copied to the new vector
15819 2009-03-24 Arthur Loiret <aloiret@debian.org>
15821 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15822 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15823 EXTRA_SPEC_FUNCTIONS.
15824 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15825 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15826 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15827 -march and -mtune options.
15829 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15831 * config/m68k/t-rtems: Add m5329 multilib.
15833 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15834 Jakub Jelinek <jakub@redhat.com>
15837 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15840 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15843 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15844 instead of c_parser_expression_conv, if original_code isn't one of the
15845 4 allowed comparison codes, fail.
15847 2009-03-23 Richard Guenther <rguenther@suse.de>
15849 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15850 * tree.h (struct tree_type): Likewise.
15851 * reload.h (struct insn_chain): Likewise.
15852 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15853 * function.h (struct function): Likewise.
15854 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15856 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15858 PR tree-optimization/39516
15859 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15861 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15863 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15864 should be set true if BITS_PER_WORD of target is bigger than 32
15866 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15868 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15869 Translate -B-options to -rpath-link. Correct existing
15870 rpath-link and conditionalize on !nostdlib.
15872 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15874 * doc/extend.texi (Function Attributes, Variable Attributes):
15876 * doc/invoke.texi (Debugging Options, Optimize Options)
15877 (i386 and x86-64 Options, MCore Options): Likewise.
15879 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15882 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15883 it for block local namespace aliases.
15884 (gen_decl_die): Pass context_die to gen_namespace_die.
15886 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15889 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15890 minimum or maximum value.
15892 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15894 * reginfo.c (globalize_reg): Recompute derived reg sets.
15896 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15899 * libgcc2.c (mprotect): Do not use signed arguments for
15900 VirtualProtect, use DWORD arguments. Also fix the 'may
15901 be used uninitialized' warning for the np variable.
15903 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15906 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15907 functions using regparm calling conventions when not optimizing.
15908 (ix86_function_sseregparm): Similarly for sseregparm calling
15911 2009-03-19 Li Feng <nemokingdom@gmail.com>
15913 PR middle-end/39500
15914 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15915 dependence if the first conflict is after niter iterations.
15917 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15919 PR middle-end/38609
15920 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15921 functions with dynamic stack-pointer adjustments.
15923 2009-03-19 Ben Elliston <bje@au.ibm.com>
15925 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15926 option; change to -msdata=data.
15928 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15930 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15933 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15936 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15938 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15940 * doc/invoke.texi (Code Gen Options): Expand discussion of
15943 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15945 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15946 * matrix-reorg.c (struct matrix_info): Likewise.
15947 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15948 * rtl.h (struct mem_attrs): Likewise.
15949 * df.h (struct df): Likewise.
15950 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15951 * ira-int.h (struct ira_allocno): Likewise.
15952 * df-scan.c (struct df_collection_rec): Likewise.
15953 * ira.c (struct equivalence): Likewise.
15954 * function.c (struct temp_slot): Likewise.
15955 * cfgloop.h (struct loop): Likewise.
15958 * function.c (use_register_for_decl): When not optimizing, disregard
15959 register keyword for variables with types containing methods.
15961 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15963 PR middle-end/39447
15964 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15965 (is_simple_operand): Call contains_component_ref_p before calling data
15966 reference analysis that would fail on COMPONENT_REFs.
15968 * tree-vrp.c (search_for_addr_array): Fix formatting.
15970 2009-03-18 Richard Guenther <rguenther@suse.de>
15972 * tree-vect-transform.c (vect_loop_versioning): Fold the
15973 generated comparisons.
15974 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15975 (slpeel_tree_peel_loop_to_edge): Likewise.
15977 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15979 PR middle-end/37805
15980 * opts.c (print_specific_help): In addition to `undocumented',
15981 accept `separate' and `joined' flags if passed alone. Describe
15982 output by the first matched one of those.
15983 (common_handle_option): Skip over empty strings.
15984 * gcc.c (display_help): Fix help string for `--help='.
15985 * doc/invoke.texi (Option Summary, Overall Options): With
15986 `--help=', classes and qualifiers can both be repeated, but
15987 only the latter can be negated. One should not pass only
15988 negated qualifiers. Fix markup and examples.
15991 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15992 PR middle-end/37805
15993 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15994 and -fhelp=separate.
15996 2009-03-17 Jing Yu <jingyu@google.com>
15998 PR middle-end/39378
15999 * function.h (struct rtl_data): Move is_thunk from here...
16000 (struct function): ...to here.
16001 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16002 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16004 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16006 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16007 (alpha_output_function_end_prologue): Likewise.
16008 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16009 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16010 (rs6000_output_function_epilogue): Likewise.
16011 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16013 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16016 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16017 from different units in a single alternative.
16018 (*truncdfsf_i387): Ditto.
16019 (*truncxfsf2_mixed): Ditto.
16020 (*truncxfdf2_mixed): Ditto.
16022 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16024 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16025 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16028 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16029 unused non-artificial variables when not optimizing.
16032 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16033 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16034 NAMESPACE_DECL in its DECL_INITIAL.
16036 PR middle-end/39443
16037 * optabs.c (set_user_assembler_libfunc): New function.
16038 * expr.h (set_user_assembler_libfunc): New prototype.
16039 * c-common.c: Include libfuncs.h.
16040 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16041 for memcmp, memset, memcpy, memmove and abort.
16042 * Makefile.in (c-common.o): Depend on libfuncs.h.
16045 * dwarf2out.c (gen_inlined_enumeration_type_die,
16046 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16047 gen_tagged_type_instantiation_die): Removed.
16048 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16051 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16054 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16056 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16057 (check-parallel-%): Ditto.
16058 (check-consistency): Ditto.
16060 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16062 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16063 local variable rhs by NULL_TREE.
16065 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16068 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16070 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16073 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16075 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16078 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16079 for ms->sysv ABI calls only in 64bit mode.
16081 * config/i386/i386.md (untyped_call): Support 32bit.
16083 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16085 * doc/extend.texi: Replace x86_65 with x86_64.
16087 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16089 PR tree-optimization/39455
16090 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16091 mismatches for POINTER_TYPE_P (type).
16092 (number_of_iterations_le): Likewise.
16094 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16096 * config/picochip/picochip.c: Removed profiling support.
16097 * config/picochip/picochip.md: Removed profiling instruction.
16098 * config/picochip/picochip.h: Removed profiling builtin.
16100 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16102 * doc/install.texi (--with-host-libstdcxx): Document.
16104 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16107 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16108 generate a warning if the function name does not begin with
16109 "__vector" and the function has either the 'signal' or 'interrupt'
16110 attribute, from here to ...
16111 (avr_declare_function_name): ...here. New function.
16112 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16113 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16115 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16118 * cse.c (fold_rtx): Don't modify original const_arg1 when
16119 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16120 separate variable instead.
16121 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16122 from out of range shift counts.
16123 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16125 2009-03-13 Catherine Moore <clm@codesourcery.com>
16127 * config/i386/x-mingw32 (host-mingw32.o): Replace
16128 diagnostic.h with $(DIAGNOSTIC_H).
16130 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16133 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16135 * config/i386/sync.md (sync_compare_and_swap<mode>,
16136 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16137 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16139 (sync_double_compare_and_swapdi_pic,
16140 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16141 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16143 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16146 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16148 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16151 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16152 (avx_addsubv4df3): Likewise.
16153 (*avx_addsubv4sf3): Likewise.
16154 (sse3_addsubv4sf3): Likewise.
16156 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16159 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16161 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16164 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16165 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16166 registers for allocnos created from user-defined variables.
16168 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16171 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16172 of non-integer mode as well.
16174 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16176 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16177 for functions for which the parameter types are unknown.
16179 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16182 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16183 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16184 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16185 * config/i386/i386.c (ix86_local_alignment): For
16186 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16187 long long variables on the stack to avoid dynamic realignment.
16188 Allow the first argument to be a decl rather than type.
16189 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16191 2009-03-11 Nick Clifton <nickc@redhat.com>
16194 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16196 Add description to mno-lsim option.
16197 * config/mcore/mcore.h: Remove comment about deprecated m4align
16199 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16200 * doc/invoke.texi: Add description of mno-lsim and
16201 mstack-increment options.
16203 * config/fr30/fr30.opt: Document the -mno-lsim option.
16204 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16205 and -mno-lsim options.
16207 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16209 * fold-const.c (fold_comparison): Only call fold_inf_compare
16210 if the mode supports infinities.
16212 2009-03-11 Jason Merrill <jason@redhat.com>
16215 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16216 end already did. Notice GIMPLE_CALL modifications of the result.
16217 Don't copy debug information from an ignored decl or a decl from
16220 2009-03-10 Richard Guenther <rguenther@suse.de>
16221 Nathan Froyd <froydnj@codesourcery.com>
16223 PR middle-end/37850
16224 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16225 (__divMODE3): Likewise.
16227 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16229 PR tree-optimization/39394
16230 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16231 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16233 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16235 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16236 inline asms for register asm ("") declarations.
16238 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16240 * fold-const.c (fold_unary): Fix comment.
16242 2009-03-07 Jan Hubicka <jh@suse.cz>
16245 * tree-inline.c (setup_one_parameter): Do replacement of const
16246 argument by constant in SSA form.
16248 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16250 PR middle-end/38028
16251 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16252 determine alignment passed to assign_stack_local.
16253 (assign_parms_unsplit_complex): Likewise.
16254 * except.c (sjlj_build_landing_pads): Likewise.
16256 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16258 PR middle-end/39360
16259 * tree-flow.h (add_referenced_var): Return bool instead of void.
16260 * tree-dfa.c (add_referenced_var): Return result of
16261 referenced_var_check_and_insert call.
16262 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16263 of referenced_var_check_and_insert.
16266 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16267 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16268 DIE, don't emit it if abstract origin already has it.
16269 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16270 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16272 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16274 * genpreds.c (needs_variable): Fix parentheses at variable name
16276 (write_tm_constrs_h): Indent generated code.
16278 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16280 * doc/extend.texi (Function Attributes): Add documentation
16281 for isr attributes.
16283 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16286 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16287 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16289 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16291 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16294 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16297 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16298 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16300 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16302 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16303 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16304 constants instead of magic numbers.
16305 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16307 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16308 (x86_64_ms_abi_int_parameter_registers): Ditto.
16309 (x86_64_int_return_registers): Ditto.
16310 (ix86_maybe_switch_abi): Ditto.
16311 (ix86_expand_call): Ditto for clobbered_registers array.
16312 (ix86_hard_regno_mode_ok): Ditto.
16313 (x86_extended_QIreg_mentioned_p): Ditto.
16315 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16317 PR tree-optimization/39349
16318 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16320 * combine.c (gen_lowpart_for_combine): Use omode when generating
16323 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16325 PR rtl-optimization/39235
16326 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16328 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16330 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16332 2009-03-04 Richard Guenther <rguenther@suse.de>
16334 PR tree-optimization/39362
16335 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16336 that occur in abnormal PHIs should be varying.
16338 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16340 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16342 (simple_iv): Take loop as an argument instead of statement.
16343 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16344 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16346 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16348 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16349 * matrix-reorg.c (analyze_transpose): Ditto.
16350 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16351 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16352 * tree-predcom.c (ref_at_iteration): Ditto.
16353 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16355 2009-03-04 Richard Guenther <rguenther@suse.de>
16357 PR tree-optimization/39358
16358 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16359 escaped_id and callused_id.
16360 (solve_graph): Likewise.
16362 2009-03-04 Richard Guenther <rguenther@suse.de>
16364 PR tree-optimization/39339
16365 * tree-sra.c (try_instantiate_multiple_fields): Make it
16366 no longer ICE on the above.
16368 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16370 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16371 that fits within Pmode.
16373 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16375 PR middle-end/10109
16376 * tm.texi (LIBCALL_VALUE): Update description.
16378 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16380 PR middle-end/34443
16381 * doc/extend.texi (section): Update description.
16383 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16385 PR middle-end/39345
16386 * tree-inline.c (remapped_type): New.
16387 (can_be_nonlocal): Call remapped_type instead of remap_type.
16389 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16392 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16393 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16395 2009-03-03 Richard Guenther <rguenther@suse.de>
16397 PR middle-end/39272
16398 * tree.c (tree_nonartificial_location): New function.
16399 * tree.h (tree_nonartificial_location): Declare.
16400 * builtins.c (expand_builtin_memory_chk): Provide location
16401 of the call location for artificial function pieces.
16402 (maybe_emit_chk_warning): Likewise.
16403 (maybe_emit_sprintf_chk_warning): Likewise.
16404 (maybe_emit_free_warning): Likewise.
16405 * expr.c (expand_expr_real_1): Likewise.
16407 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16409 PR tree-optimization/39343
16410 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16411 COMPONENT_REF t has ARRAY_TYPE.
16413 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16415 PR middle-end/39335
16416 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16417 when the type precision of the induction variable should be
16418 larger than the type precision of nit.
16419 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16420 * graphite.c (graphite_loop_normal_form): Same.
16421 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16423 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16425 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16426 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16427 numbers to describe clobbered registers.
16428 (*call_value_0_rex64_ms_sysv): Ditto.
16429 * config/i386/mmx.md (mmx_emms): Ditto.
16430 (mmx_femms): Ditto.
16432 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16434 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16437 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16439 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16440 (spu_section_type_flags): New function.
16442 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16444 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16445 reg_class_contents of FLOAT_REGS into a temporary.
16447 2009-03-02 Richard Guenther <rguenther@suse.de>
16448 Ira Rosen <irar@il.ibm.com>
16450 PR tree-optimization/39318
16451 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16452 information to the vectorized statement.
16454 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16456 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16457 variable. Use defined names instead of magic constants for REX SSE
16460 2009-03-01 Richard Guenther <rguenther@suse.de>
16462 PR tree-optimization/39331
16463 * omp-low.c (lower_send_shared_vars): Do not receive new
16464 values for the reference of DECL_BY_REFERENCE parms or results.
16466 2009-03-01 Jan Hubicka <jh@suse.cz>
16469 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16470 BLOCK_NONLOCALIZED_VAR): New macros.
16471 (tree_block): Add nonlocalized_vars.
16472 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16473 gen_decl_die): Add origin argument. Allow generation of die with
16474 origin at hand only.
16475 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16476 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16478 (gen_block_die): Fix checking for unused blocks.
16479 (process_scope_var): Break out from .... ; work with origins only.
16480 (decls_for_scope) ... here; process nonlocalized list.
16481 (dwarf2out_ignore_block): Look for nonlocalized vars.
16482 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16484 (dump_scope_block): Dump them.
16485 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16486 (remap_block): Likewise.
16487 (can_be_nonlocal): New predicate.
16488 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16490 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16492 * configure: Regenerate.
16494 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16496 * optc-gen.awk: No need to duplicate option flags twice.
16497 Reuse help texts for duplicate options which do not have any.
16499 * gcc.c (display_help): Document --version.
16501 * gcc.c (main): If print_help_list and verbose_flag, ensure
16502 driver output comes before subprocess output.
16504 * optc-gen.awk: Assign all remaining fields to help string,
16505 space-separated, for multi-line help in *.opt.
16507 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16508 -Wno-pedantic-ms-format is for MinGW targets only.
16510 * doc/options.texi (Option file format): Fix bad indentation,
16511 restoring dropped sentence.
16513 2009-02-28 Jan Hubicka <jh@suse.cz>
16515 * tree-inline.c (tree_function_versioning): Output debug info.
16517 2009-02-28 Jan Hubicka <jh@suse.cz>
16520 * tree-inline.c (setup_one_parameter): Do not copy propagate
16521 arguments when not optimizing.
16523 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16526 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16527 (avx_addsubv4df3): Likewise.
16528 (*avx_addsubv4sf3): Likewise.
16529 (sse3_addsubv4sf3): Likewise.
16530 (*avx_addsubv2df3): Likewise.
16531 (sse3_addsubv2df3): Likewise.
16532 (avx_unpckhps256): Correct item selectors.
16533 (avx_unpcklps256): Likewise.
16534 (avx_unpckhpd256): Likewise.
16535 (avx_unpcklpd256): Likewise.
16537 2009-02-28 Jan Hubicka <jh@suse.cz>
16539 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16541 (copy_arguments_for_versioning): If var is declared don't declare it.
16542 (tree_function_versioning): First setup substitutions and then copy
16545 2009-02-27 Jan Hubicka <jh@suse.cz>
16548 * cgraph.h (varpool_output_debug_info): Remove.
16549 * cgraphunit.c (varpool_output_debug_info): Remove.
16550 * dwarf2out.c (deferred_locations_struct): New struct
16551 (deferred_locations): New type.
16552 (deferred_locations_list): New static var.
16553 (deffer_location): New function.
16554 (gen_variable_die): Use it.
16555 (decls_for_scope): Output info on local static vars.
16556 (dwarf2out_finish): Process deferred locations.
16557 * varpool.c (varpool_output_debug_info): Remove.
16559 2009-02-27 Jan Hubicka <jh@suse.cz>
16562 * tree.h (TREE_PROTECTED): Fix comment.
16563 (BLOCK_HANDLER_BLOCK): Remove.
16564 (struct tree_block): Remove handler_block add body_block.
16565 (inlined_function_outer_scope_p): New.
16566 (is_body_block): Remove.
16567 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16568 * dwarf2out.c (is_inlined_entry_point): Remove.
16569 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16570 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16572 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16573 * gimplify.c (gimplify_expr): Gimplify body blocks.
16574 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16575 block with multiple subblocks.
16576 (dump_scope_block): Prettier output; dump more flags and info.
16577 (dump_scope_blocks): New.
16578 (remove_unused_locals): Use dump_scope_blocks.
16579 * tree-flow.h (dump_scope_blocks): Declare.
16580 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16581 * stmt.c (is_body_block): Remove.
16582 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16583 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16585 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16587 PR middle-end/39308
16588 * graphite.c (graphite_loop_normal_form): Do not call
16589 number_of_iterations_exit from a gcc_assert.
16591 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16593 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16594 jumps if COND is NULL.
16595 (find_cond_jump): New function.
16596 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16597 * config/s390/s390.md: Remove z10_cobra attribute value.
16599 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16601 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16602 force_const_mem returns NULL_RTX.
16604 2009-02-26 Jan Hubicka <jh@suse.cz>
16607 * cgraph.h (varpool_output_debug_info): Remove.
16608 * cgraphunit.c (varpool_output_debug_info): Remove.
16609 * dwarf2out.c (deferred_locations_struct): New struct
16610 (deferred_locations): New type.
16611 (deferred_locations_list): New static var.
16612 (deffer_location): New function.
16613 (gen_variable_die): Use it.
16614 (decls_for_scope): Output info on local static vars.
16615 (dwarf2out_finish): Process deferred locations.
16616 * varpool.c (varpool_output_debug_info): Remove.
16618 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16620 PR rtl-optimization/39241
16621 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16622 to subreg_offset_representable_p.
16624 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16626 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16627 execute function prototype. Get f and nregs from max_reg_num
16628 and get_insns. Remove the first backward pass as it's dead,
16629 guard the forward pass by flag_expensive_optimizations.
16630 (rest_of_handle_regmove): Delete.
16631 (pass_regmove): Replace it with regmove_optimize.
16633 2009-02-25 Martin Jambor <mjambor@suse.cz>
16635 PR tree-optimization/39259
16636 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16637 calls_alloca function flags.
16638 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16639 calls are detected.
16641 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16643 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16644 flags_set_1_rtx, flags_set_1_set): Delete.
16645 (regmove_optimize): Do not call mark_flags_life_zones.
16647 2009-02-24 Julian Brown <julian@codesourcery.com>
16650 * config/arm/arm.c (require_pic_register): Only set
16651 cfun->machine->pic_reg once per function.
16653 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16655 * doc/invoke.texi (Link Options): Document an easier way to pass
16656 options that take arguments to the GNU linker using -Xlinker and -Wl.
16658 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16661 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16663 2009-02-24 Richard Guenther <rguenther@suse.de>
16666 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16668 2009-02-24 Richard Guenther <rguenther@suse.de>
16669 Zdenek Dvorak <ook@ucw.cz>
16671 PR tree-optimization/39233
16672 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16673 from converting them to a generic type.
16675 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16677 PR tree-optimization/39260
16678 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16679 contains a condition with a real type.
16680 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16682 2009-02-23 Jason Merrill <jason@redhat.com>
16685 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16686 narrowing_initializer_constant_valid_p.
16687 (narrowing_initializer_constant_valid_p): Don't return
16688 null_pointer_node for adding a pointer to itself.
16690 2009-02-23 Jan Hubicka <jh@suse.cz>
16693 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16696 2009-02-23 Jan Hubicka <jh@suse.cz>
16698 PR tree-optimization/37709
16699 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16700 * tree.h (block_ultimate_origin): Declare.
16701 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16702 * tree-ssa-live.c (remove_unused_scope_block_p):
16703 Eliminate blocks containig no instructions nor live variables nor
16705 (dump_scope_block): New function.
16706 (remove_unused_locals): Enable removal of dead blocks by default;
16707 enable dumping at TDF_DETAILS.
16709 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16711 * config/i386/i386.c (classify_argument): Don't allow COImode
16713 (function_arg_advance_32): Don't allow OImode.
16714 (function_arg_32): Likewise.
16715 (function_value_32): Likewise.
16716 (return_in_memory_32): Likewise.
16717 (function_arg_64): Remove OImode comment.
16719 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16722 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16723 ix86_expand_vector_set for V4DImode in 64bit mode only.
16724 (ix86_expand_vector_init_one_var): Likewise.
16726 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16728 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16730 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16733 * loop-iv.c: Revert last change.
16734 * emit-rtl.c: Likewise.
16736 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16739 * config/i386/i386.c (type_natural_mode): Remove an extra
16740 space in the warning message.
16741 (function_value_32): Handle 32-byte vector modes.
16742 (return_in_memory_32): Likewise.
16744 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16746 * loop-iv.c (truncate_value): New function.
16747 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16749 (lowpart_subreg): Move to...
16750 * emit-rtl.c: ...here.
16752 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16754 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16755 accidental and undocumented change at revision 140860.
16757 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16759 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16760 take gimple_seq * arguments.
16761 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16762 types_compatible_p langhook.
16764 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16765 Joseph Myers <joseph@codesourcery.com>
16767 * config/arm/arm.c (arm_builtin_va_list): New function.
16768 (arm_expand_builtin_va_start): Likewise.
16769 (arm_gimplify_va_arg_expr): Likewise.
16770 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16771 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16772 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16773 (va_list_type): New variable.
16774 (arm_mangle_type): Mangle va_list_type appropriately.
16776 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16778 PR middle-end/39157
16779 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16780 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16781 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16782 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16783 parameter to 1000 for -O1 by default.
16784 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16786 * loop-invariant.c: Include params.h.
16787 (move_loop_invariants): Don't call move_single_loop_invariants on
16790 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16792 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16793 offset when calculating bounds for indexing stack_usage_map. Fixes
16794 a buffer overflow with certain target setups.
16796 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16799 * calls.c (expand_call): Clear try_tail_call if caller and callee
16800 disagree in promotion of function return value.
16802 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16805 * c-common.c (c_determine_visibility): If visibility changed and
16806 DECL_RTL has been already set, call make_decl_rtl to update symbol
16809 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16812 * varasm.c (assemble_variable): Don't check DECL_NAME when
16813 globalizing a variable.
16815 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16818 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16819 expression before any __builtin_trap call.
16820 * c-typeck.c (build_function_call): Convert and check function
16821 arguments before generating a call to a trap. Evaluate the
16822 function arguments before the trap.
16824 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16827 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16828 (UNSPEC_FXAM_MEM): New unspec.
16829 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16830 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16831 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16833 2009-02-19 Richard Guenther <rguenther@suse.de>
16835 PR tree-optimization/39207
16836 PR tree-optimization/39074
16837 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16838 storedanything_tree): New.
16839 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16840 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16841 (build_succ_graph): Add edges from STOREDANYTHING to all
16843 (init_base_vars): Initialize STOREDANYTHING.
16844 (compute_points_to_sets): Free substitution info after
16845 building the succ graph.
16846 (ipa_pta_execute): Likewise.
16848 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16850 (do_ds_constraint): Do not add to special var or non-pointer
16852 (type_could_have_pointers): Split out from ...
16853 (could_have_pointers): ... here. For arrays use the element type.
16854 (create_variable_info_for): Initialize may_have_pointers.
16855 (new_var_info): Likewise.
16856 (handle_lhs_call): Make the HEAP variable unknown-sized.
16857 (intra_create_variable_infos): Use a type with pointers for
16858 PARM_NOALIAS, make it unknown-sized.
16860 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16863 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16865 2009-02-18 Jason Merrill <jason@redhat.com>
16868 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16869 value if DECL_EXTERNAL.
16870 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16871 * target.h (gcc_target::binds_local_p): Clarify "module".
16872 * tree.h (TREE_PUBLIC): Clarify "module".
16874 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16877 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16878 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16880 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16883 * c.opt (Wabi): Support C and ObjC.
16886 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16888 * config/i386/i386.c (classify_argument): Warn once about the ABI
16889 change when passing union with long double.
16891 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16893 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16896 * c-parser.c (c_parser_compound_statement): Always enter and leave
16899 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16902 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16904 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16906 PR tree-optimization/36922
16907 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16908 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16911 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16913 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16916 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16918 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16920 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16922 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16925 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16926 Richard Sandiford <rdsandiford@googlemail.com>
16928 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16929 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16930 (loongson_biadd): ...this.
16932 2009-02-17 Richard Guenther <rguenther@suse.de>
16934 PR tree-optimization/39202
16935 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16936 a var make sure to follow existing collapses.
16938 2009-02-17 Richard Guenther <rguenther@suse.de>
16940 PR middle-end/39214
16941 * langhooks.c (lhd_print_error_function): Check for NULL block.
16943 2009-02-17 Richard Guenther <rguenther@suse.de>
16945 PR tree-optimization/39204
16946 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16949 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16951 * config/soft-fp/double.h: Update from glibc CVS.
16953 2009-02-17 Richard Guenther <rguenther@suse.de>
16955 PR tree-optimization/39207
16956 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16957 strict-aliasing warnings for pointers pointing to NULL.
16959 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16962 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16963 skipping until next close brace.
16965 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16968 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16969 to function argument boundary.
16971 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16973 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16974 in the lea_add. Reload eventually constraints it properly.
16975 * config/picochip/constraints.md: Remove the target constraint
16976 "b", since it is not needed anymore.
16978 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16980 * gthr-dce.h: Uglify function parameter and local variable names.
16981 * gthr-gnat.h: Likewise.
16982 * gthr-mipssde.h: Likewise.
16983 * gthr-nks.h: Likewise.
16984 * gthr-posix95.h: Likewise.
16985 * gthr-posix.h: Likewise.
16986 * gthr-rtems.h: Likewise.
16987 * gthr-single.h: Likewise.
16988 * gthr-solaris.h: Likewise.
16989 * gthr-tpf.h: Likewise.
16990 * gthr-vxworks.h: Likewise.
16991 * gthr-win32.h: Likewise.
16993 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16996 * config/i386/i386.md: Restrict the new peephole2 to move
16997 between MMX/SSE registers.
16999 2009-02-15 Richard Guenther <rguenther@suse.de>
17002 2009-02-13 Richard Guenther <rguenther@suse.de>
17004 * configure.ac: Enable LFS.
17005 * configure: Re-generate.
17006 * config.in: Likewise.
17008 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17010 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17011 spu_srqwbyte, spu_srqwbytebc): Define.
17012 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17013 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17014 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17015 "shrqby_<mode>"): New insn-and-split patterns.
17016 * config/spu/spu.c (expand_builtin_args): Determine and return
17017 number of operands using spu_builtin_description data.
17018 (spu_expand_builtin_1): Use it.
17020 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17023 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17026 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17029 * config/i386/i386.c (override_options): Correct warning
17030 messages for -malign-loops, -malign-jumps and -malign-functions.
17032 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17035 * config/i386/i386.md: Restrict the new peephole2 to move
17036 between the general purpose registers.
17038 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17041 * config/i386/i386.c (type_natural_mode): Add a new argument.
17042 Return the original mode and warn ABI change if vector size is 32byte.
17043 (function_arg_advance): Updated.
17044 (function_arg): Likewise.
17045 (ix86_function_value): Likewise.
17046 (ix86_return_in_memory): Likewise.
17047 (ix86_sol10_return_in_memory): Likewise.
17048 (ix86_gimplify_va_arg): Likewise.
17049 (function_arg_32): Don't warn ABX ABI change here.
17050 (function_arg_64): Likewise.
17052 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17054 * loop-iv.c (implies_p): In the final case, test that operands 0
17055 of the two comparisons match.
17057 * config/bfin/bfin.c (find_prev_insn_start): New function.
17058 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17059 (find_next_insn_start): Move.
17061 2009-02-13 Richard Guenther <rguenther@suse.de>
17063 * configure.ac: Enable LFS.
17064 * configure: Re-generate.
17065 * config.in: Likewise.
17067 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17070 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17071 sizes on syntax error after some arguments have been parsed.
17073 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17075 * doc/invoke.texi (-fira): Remove.
17077 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17079 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17080 * recog.c: Likewise.
17083 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17085 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17086 (umul_ppmm): Likewise.
17087 (count_leading_zeros): Likewise.
17088 (count_trailing_zeros): Likewise.
17089 (UMUL_TIME): Likewise.
17091 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17093 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17094 soft-fp/t-softfp to tmake_file.
17096 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17097 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17098 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17099 IA64_BUILTIN_INFQ]: New.
17100 (ia64_init_builtins): Initialize __builtin_infq,
17101 __builtin_fabsq and __builtin_copysignq if not HPUX.
17102 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17103 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17105 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17107 (__fixtfti): Likewise.
17108 (__fixunstfti): Likewise.
17109 (__floattitf): Likewise.
17111 * config/ia64/libgcc-glibc.ver: New.
17112 * config/ia64/t-fprules-softfp: Likewise.
17113 * config/ia64/sfp-machine.h: Likewise.
17115 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17116 (LIBGCC2_TF_CEXT): Likewise.
17117 (TF_SIZE): Likewise.
17118 (TARGET_INIT_LIBFUNCS): Likewise.
17120 * config/ia64/t-glibc (SHLINB_MAPFILES):
17121 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17123 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17125 * config/i386/i386.c (construct_container): Rewrite processing
17126 BLKmode with X86_64_SSE_CLASS.
17128 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17131 * config/i386/i386.md: Replace simplify_replace_rtx with
17132 replace_rtx in the new peephole2.
17134 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17136 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17137 loop unrolling do not happen at -O2.
17139 2009-02-12 Michael Matz <matz@suse.de>
17141 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17143 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17145 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17148 2009-02-12 Ben Elliston <bje@au.ibm.com>
17150 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17151 patterns when updating the back chain. Missed in the 2009-02-10
17154 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17156 * doc/extend.texi (Decimal Floating Types): Update identifier of
17157 draft TR and list of missing support.
17159 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17161 PR middle-end/39154
17162 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17163 bit to variable length decl's flags, add it also to its
17164 pointer replacement variable.
17166 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17167 Jakub Jelinek <jakub@redhat.com>
17170 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17171 (memory_blockage): New expander.
17172 (*memory_blockage): New insn pattern.
17173 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17174 instead of general blockage at the end of function prologue when
17175 frame pointer is used to access red zone area. Do not emit blockage
17176 when profiling, it is emitted in generic code.
17177 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17178 function epilogue when frame pointer is used to access red zone area.
17180 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17183 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17184 by arithmetic with memory operands.
17185 * config/i386/predicates.md (commutative_operator): New.
17187 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17189 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17192 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17194 * alias.h (record_alias_subset): Declare.
17195 * alias.c (record_alias_subset): Make global.
17197 2009-02-10 Nick Clifton <nickc@redhat.com>
17199 * tree-parloops.c: Change license to GPLv3.
17200 * ipa-struct-reorg.c: Change license to GPLv3.
17201 * ipa-struct-reorg.h: Change license to GPLv3.
17203 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17206 * c-decl.c (start_struct): Return NULL on error.
17208 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17210 PR middle-end/39124
17211 * cfgloopmanip.c (remove_path): Call remove_bbs after
17212 cancel_loop_tree, not before it.
17215 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17216 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17217 VAR_DECLs were seen.
17218 * tree-ssa-live.c (remove_unused_locals): Recompute
17219 cfun->has_local_explicit_reg_vars.
17220 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17221 copies or clearings if cfun->has_local_explicit_reg_vars.
17223 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17226 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17227 of function prologue when frame pointer is used to access
17230 2009-02-10 Richard Guenther <rguenther@suse.de>
17232 PR middle-end/39127
17233 * gimplify.c (gimple_regimplify_operands): Always look if
17234 we need to create a temporary.
17236 2009-02-10 Richard Guenther <rguenther@suse.de>
17238 PR tree-optimization/39132
17239 * tree-loop-distribution.c (todo): New global var.
17240 (generate_memset_zero): Trigger TODO_rebuild_alias.
17241 (tree_loop_distribution): Return todo.
17243 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17246 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17247 (x86_64_reg_class_name): Removed.
17248 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17249 first one isn't X86_64_SSE_CLASS or any other ones aren't
17250 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17251 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17252 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17253 and 3 X86_64_SSEUP_CLASS.
17254 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17255 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17257 2009-02-10 Ben Elliston <bje@au.ibm.com>
17259 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17260 form instruction to update the stack back chain word, even if the
17261 user has disabled the generation of update instructions.
17262 (movdi_<mode>_update_stack): New.
17263 (movsi_update_stack): Likewise.
17264 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17265 always use an update form instruction to update the stack back
17268 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17270 PR middle-end/38953
17271 * graphite.c (if_region_set_false_region): After moving a region in
17272 the false branch of a condition, remove the empty dummy basic block.
17273 (gloog): Remove wrong fix for PR38953.
17275 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17277 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17278 generation due to implicit sign extension.
17280 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17282 PR middle-end/38981
17283 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17284 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17286 2009-02-09 Richard Guenther <rguenther@suse.de>
17288 PR middle-end/35202
17289 * convert.c (convert_to_real): Disable (float)fn((double)x)
17290 to fnf(x) conversion if errno differences may occur and
17291 -fmath-errno is set.
17293 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17295 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17296 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17297 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17299 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17302 * c-common.c (handle_alias_attribute): Disallow attribute for
17303 anything not a FUNCTION_DECL or VAR_DECL.
17305 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17308 * real.c (do_compare): Special-case compare of zero against
17309 decimal float value.
17311 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17314 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17315 as indicating flexible array members unless the field itself is
17316 being declarared as the incomplete array.
17318 2009-02-06 Jan Hubicka <jh@suse.cz>
17320 PR tree-optimization/38844
17321 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17322 is already inlined.
17324 2009-02-06 Richard Guenther <rguenther@suse.de>
17326 PR middle-end/38977
17327 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17328 fork because we may expand it as __gcov_fork.
17330 2009-02-06 Nick Clifton <nickc@redhat.com>
17332 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17334 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17336 PR tree-optimization/35659
17337 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17338 vn_phi_eq): Shortcut if hashcode does not match.
17339 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17341 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17342 and avoid iterative_hash_expr.
17343 (FOR_EACH_VALUE_ID_IN_SET): New.
17344 (value_id_compare): Remove.
17345 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17346 sort expressions by value id.
17348 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17351 * config/sh/predicates.md (general_movsrc_operand): Don't check
17352 the subreg of system registers here.
17354 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17357 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17358 on the copied decl.
17360 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17362 PR rtl-optimization/39110
17363 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17364 addresses, not aligned ones.
17366 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17367 Richard Guenther <rguenther@suse.de>
17369 PR tree-optimization/39100
17370 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17371 comment says and add edges.
17373 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17376 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17377 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17379 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17381 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17382 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17383 register_bb_in_sese, new_sese, free_sese): Moved.
17384 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17385 outermost_loop_in_scop, build_scop_iteration_domain,
17386 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17387 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17388 Use loop_in_sese_p instead of loop_in_scop_p.
17389 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17390 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17391 (scopdet_basic_block_info): Fix bug in scop detection.
17392 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17393 eq_loop_to_cloog_loop): Remove.
17394 (nb_loops_around_loop_in_scop, nb_loop
17395 ref_nb_loops): Moved here...
17396 * graphite.h (ref_nb_loops): ... from here.
17397 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17398 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17399 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17400 * testsuite/gcc.dg/graphite/scop-19.c: New
17402 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17403 Hans-Peter Nilsson <hp@axis.com>
17405 PR rtl-optimization/37889
17406 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17407 Move offset handling from PLUS to before the switch. Use new
17408 arguments when considering SYMBOL_REFs too.
17409 (rtx_addr_can_trap_p): Pass dummy offset and size.
17410 (enum may_trap_p_flags): Remove.
17411 (may_trap_p_1): Pass size from MEM_SIZE.
17413 PR rtl-optimization/38921
17414 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17415 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17416 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17417 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17419 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17421 AVX Programming Reference (January, 2009)
17422 * config/i386/sse.md (*vpclmulqdq): New.
17424 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17426 PR tree-optimization/38977
17427 PR gcov-profile/38292
17428 * calls.c (special_function_p): Disregard __builtin_ prefix.
17430 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17432 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17433 non-indexable addresses even before reload.
17435 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17438 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17439 as having variable size. Do not give an error for unnamed
17440 parameters with [*] declarators. Give a warning for type names
17441 with [*] declarators and mark them as variable size.
17442 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17443 for sizeof applied to [*] type names.
17445 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17448 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17450 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17452 * gcc.c (process_command): Update copyright notice dates.
17453 * gcov.c (print_version): Likewise.
17454 * gcov-dump.c (print_version): Likewise.
17455 * mips-tfile.c (main): Likewise.
17456 * mips-tdump.c (main): Likewise.
17458 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17461 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17462 for composite type involving a zero-length array type.
17464 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17467 * function.c (match_asm_constraints_1): Skip over
17468 initial optional % in the constraint.
17470 PR inline-asm/39059
17471 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17472 supported, don't accept FIXED_CSTs.
17473 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17474 and _Sat is used without _Fract/_Accum. Set specs->type to
17475 integer_type_node for cts_fract/cts_accum if fixed point is not
17478 2009-02-02 Catherine Moore <clm@codesourcery.com>
17480 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17482 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17484 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17485 (ABI_HAS_64BIT_SYMBOLS): Use it.
17486 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17488 2009-02-02 Paul Brook <paul@codesourcery.com>
17490 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17492 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17494 PR inline-asm/39058
17495 * recog.h (asm_operand_ok): Add constraints argument.
17496 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17497 recurse on matching constraint.
17498 (check_asm_operands): Pass constraints as 3rd argument to
17499 asm_operand_ok. Don't look up matching constraint here.
17500 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17503 2009-02-02 Ben Elliston <bje@au.ibm.com>
17505 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17506 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17508 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17510 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17511 information. Remove some obsolete information. Reorganize.
17513 * config/pa/fptr.c: Revert license to GPL 2.
17514 * config/pa/milli64.S: Likewise.
17516 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17519 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17520 LIBRARY name in, instead of hard-coding it.
17521 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17522 extra target make frag to tmake_files according to EH model.
17523 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17524 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17525 frags that define makefile variable EH_MODEL appropriately.
17526 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17527 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17528 to "-sjlj" according to type of EH configured.
17529 (LIBGCC_SONAME): Concatenate it to shared library base name.
17530 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17531 to "_sjlj" according to type of EH configured.
17532 (LIBGCC_SONAME): Concatenate it to shared library base name.
17533 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17534 (SHLIB_LINK): Add missing semicolon to if-else construct.
17535 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17536 string value of "pe_dll" command-line option.
17537 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17538 (SHLIB_SONAME): Use it when overriding t-cygming default.
17539 (SHLIB_IMPLIB): Override t-cygming default.
17540 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17541 string value of "pe_dll" command-line option.
17543 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17546 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17547 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17549 2009-01-31 Richard Guenther <rguenther@suse.de>
17551 PR tree-optimization/38937
17552 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17553 computing the transitive closure.
17555 2009-01-30 Richard Guenther <rguenther@suse.de>
17557 PR tree-optimization/39041
17558 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17559 Propagate variable indices only if the types match for this stmt.
17561 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17564 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17565 inline but never defined.
17567 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17569 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17570 (*insv_h_di_reg_extimm): New insn.
17571 (*insv_l<mode>_reg_extimm): New insn.
17573 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17575 * config/picochip/picochip.c (flag_conserve_stack): set
17576 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17577 fconserve-stack. Reduce call-overhead used by inliner.
17579 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17582 * common.opt (flag_conserve_stack): Initialised to zero.
17584 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17587 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17588 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17591 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17593 * ira-color.c (allocno_reload_assign): Update comments.
17594 * regmove.c (regmove_optimize): Likewise.
17598 2009-01-29 Robert Millan <rmh@aybabtu.com>
17600 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17601 * config/i386/kopensolaris-gnu.h: New file. Undefine
17602 `MD_UNWIND_SUPPORT'.
17603 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17605 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17607 PR tree-optimization/39007
17608 * tree-loop-distribution.c (generate_builtin): Use
17609 recompute_dominator to compute the immediate dominator of the
17610 basic block just after the loop.
17612 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17614 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17615 (ASM_OUTPUT_DWARF_PCREL): Define.
17617 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17619 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17620 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17621 global. Modify entries about regmove and IRA.
17623 * ra-conflict.c: Remove the file.
17625 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17627 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17628 (pass_regclass_init): Rename to pass_reginfo_init.
17630 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17632 * toplev.h (flag_ira): Remove.
17634 * caller-save.c (setup_save_areas): Remove flag_ira.
17636 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17638 * global.c: Remove the file.
17640 * opts.c (decode_options): Remove flag_ira.
17642 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17644 * regmove.c: Modify file description.
17645 (find_use_as_address, try_auto_increment): Define them only if
17646 AUTO_INC_DEC is defined.
17647 (replacement_quality, replace_in_call_usage, fixup_match_1,
17648 stable_and_no_regs_but_for_p): Remove.
17649 (reg_set_in_bb): Make it static.
17650 (regmove_optimize): Remove flag_ira and code which worked for
17653 * local-alloc.c: Remove the file.
17655 * common.opt (fira): Remove.
17657 * ira.c: Include except.h.
17658 (eliminable_regset): Move from global.c.
17659 (mark_elimination): Ditto. Remove flag_ira.
17660 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17661 equiv_mem_modified, validate_equiv_mem_from_store,
17662 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17663 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17664 no_equiv, recorded_label_ref): Move from local-alloc.c.
17665 (update_equiv_regs): Ditto. Make it static.
17666 (print_insn_chain, print_insn_chains): Move it from global.c.
17667 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17668 (build_insn_chain): Ditto. Make it static.
17669 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17670 Rename to init_live_subregs.
17671 (gate_ira): Remove flag_ira.
17673 * regclass.c: Rename reginfo.c. Change file description.
17674 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17675 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17676 (init_reg_sets_1): Remove code for evaluation of
17677 reg_class_superclasses and losing_caller_save_reg_set.
17678 (init_regs): Remove init_reg_autoinc.
17679 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17680 ok_for_base_p_nonstrict): Remove.
17681 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17682 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17683 corresponding entries.
17684 (dump_regclass, record_operand_costs, scan_one_insn,
17685 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17686 record_address_regs, auto_inc_dec_reg_p): Remove.
17687 (gt-regclass.h): Rename to gt-reginfo.h.
17689 * rtl.h (dump_global_regs, retry_global_alloc,
17690 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17692 * Makefile.in (RA_H): Remove.
17693 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17694 Rename regclass.o to reginfo.o.
17695 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17697 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17698 (GTFILES): Rename regclass.c to reginfo.c.
17700 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17701 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17703 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17704 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17706 (finish_spills): Ditto. Remove code for !flag_ira.
17708 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17710 PR middle-end/35854
17711 * doc/invoke.texi (rtl debug options): Complete rewrite.
17712 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17714 * mode-switching.c (pass_mode_switching): Rename pass from
17715 "mode-sw" to "mode_sw".
17716 * except.c (pass_convert_to_eh_ranges): Rename pass from
17717 "eh-ranges" to "eh_ranges".
17718 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17722 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17723 Alexander Monakov <amonakov@ispras.ru>
17725 PR middle-end/38857
17726 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17728 (move_exprs_to_boundary): Change return type and pass through
17729 should_move from move_op. Relax assert. Update usage ...
17730 (schedule_expr_on_boundary): ... here. Use should_move instead of
17732 (move_op_orig_expr_found): Indicate that insn was disconnected from
17734 (code_motion_process_successors): Do not call after_merge_succs
17735 callback if original expression was not found when traversing any of
17737 (code_motion_path_driver): Change return type. Update prototype.
17738 (move_op): Update comment. Add a new parameter (should_move). Update
17739 prototype. Set *should_move based on indication provided by
17740 move_op_orig_expr_found.
17742 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17744 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17745 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17746 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17747 * config/rs6000/rs6000.c (rs6000_override_options): Default
17748 avoid-indexed-addresses on for Power6, off for everything else.
17749 (avoiding_indexed_address_p): New function.
17750 (rs6000_legitimize_address): Use it.
17751 (rs6000_legitimate_address): Likewise.
17752 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17754 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17756 PR tree-optimization/38997
17757 * tree-loop-distribution.c (generate_memset_zero): Use
17758 POINTER_PLUS_EXPR for a pointer addition.
17760 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17762 * config/s390/s390.md (bswap<mode>2): New pattern added.
17764 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17766 * config/s390/s390.md (*tls_load_31): Added type attribute.
17768 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17770 * config/s390/s390.md: Fix a few comments.
17772 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17774 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17775 (*tm<mode>_full): Fixed z10prop attribute.
17776 (*tst<mode>_extimm): Fixed z10prop attribute.
17777 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17778 (*tstqiCCT_cconly): Fixed z10prop attribute.
17779 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17780 (*movsi_larl): Fixed z10prop attribute.
17781 (*movsi_zarch): Fixed z10prop attribute.
17782 (*movsi_eas): Fixed z10prop attribute.
17783 (*movhi): Fixed z10prop attribute.
17784 (*movqi): Fixed z10prop attribute.
17785 (*movstrictqi): Fixed z10prop attribute.
17786 (*mov<mode>): Fixed z10prop attribute.
17787 (*movcc): Fixed z10prop attribute.
17788 (*sethighpartdi_64): Fixed z10prop attribute.
17789 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17790 (*negdi2_sign_cc): Fixed z10prop attribute.
17791 (*negdi2_sign): Fixed z10prop attribute.
17792 (*absdi2_sign_cc): Fixed z10prop attribute.
17793 (*absdi2_sign): Fixed z10prop attribute.
17794 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17795 (*negabsdi2_sign): Fixed z10prop attribute.
17796 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17797 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17798 (doloop_si64): Fixed z10prop attribute.
17799 (doloop_si31): Fixed z10prop attribute.
17800 (doloop_long): Fixed z10prop attribute.
17801 (indirect_jump): Fixed z10prop attribute.
17802 (nop): Fixed z10prop attribute.
17803 (main_base_64): Fixed z10prop attribute.
17804 (reload_base_64): Fixed z10prop attribute.
17806 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17808 PR rtl-optimization/38740
17809 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17811 * config/mips/mips.c (mips_reorg): Likewise.
17813 2009-01-28 Richard Guenther <rguenther@suse.de>
17815 PR tree-optimization/38926
17816 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17817 with the correct value id to a value.
17818 (do_regular_insertion): Use the value number of edoubleprime
17819 for the value number of the expr.
17822 2008-08-21 Richard Guenther <rguenther@suse.de>
17824 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17825 a PHI ask VN if it is already available.
17826 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17827 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17829 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17831 PR middle-end/38934
17832 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17833 set to varying whenever max has TREE_OVERFLOW set, similarly
17834 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17836 2009-01-28 Richard Guenther <rguenther@suse.de>
17838 PR middle-end/38908
17839 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17840 uninitialized aggregate uses in call arguments.
17842 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17844 PR tree-optimization/38984
17845 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17846 the nothing_id variable if -fno-delete-null-pointer-checks.
17848 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17851 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17852 (set_got_offset_rex64): Ditto.
17854 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17857 * doc/extend.texi: Improve local variable with asm reg.
17859 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17861 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17862 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17863 was not supplied then set warn_packed_bitfield_compat to the
17864 default value of 1.
17865 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17868 2009-01-27 Richard Guenther <rguenther@suse.de>
17870 PR tree-optimization/38503
17871 * cfgexpand.c (expand_gimple_basic_block): Ignore
17872 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17873 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17874 variables that cannot have TBAA applied.
17875 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17878 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17880 PR middle-end/38969
17881 * calls.c (initialize_argument_information): Do not wrap complex
17882 arguments in SAVE_EXPR.
17884 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17886 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17887 (INSTALL_LIBGCC): Revert typo commit.
17889 2009-01-26 Richard Guenther <rguenther@suse.de>
17891 PR tree-optimization/38745
17892 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17893 from special handling.
17895 2009-01-26 Richard Guenther <rguenther@suse.de>
17897 PR tree-optimization/38745
17898 * tree-ssa.c (execute_update_addresses_taken): Do not include
17899 variables that cannot possibly be a register in not_reg_needs.
17900 Do not clear TREE_ADDRESSABLE on vars that may not become
17902 * tree-ssa.c (update_alias_info_1): Include those in the set
17903 of addressable vars.
17905 2009-01-26 Richard Guenther <rguenther@suse.de>
17907 PR middle-end/38851
17908 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17909 * tree-ssa-dse.c: Include langhooks.h
17910 (execute_simple_dse): Remove stores with zero size.
17912 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17915 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17918 2009-01-24 Julian Brown <julian@codesourcery.com>
17920 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17921 config/arm/linux-atomic.c.
17922 * config/arm/linux-atomic.c: New.
17924 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17926 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17927 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17928 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17930 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17933 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17936 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17938 PR tree-optimization/38953
17939 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17940 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17941 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17942 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17945 2009-01-24 Paul Brook <paul@codesourcery.com>
17947 * config/arm/neon.md (neon_type): Move to arm.md.
17948 (neon_mov<VSTRUCT>): Add neon_type attribute.
17949 * config/arm/arm.md (neon_type): Move to here.
17950 (conds): Add "unconditioal" and use as default for NEON insns.
17952 2009-01-24 Ben Elliston <bje@au.ibm.com>
17954 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17955 void *' warning from -Wc++-compat.
17956 * Makefile.in (dominance.o-warn): Remove.
17958 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17960 PR tree-optimization/38932
17961 * fold-const.c (fold_unary_ignore_overflow): New.
17962 * tree.h (fold_unary_ignore_overflow): Declare.
17963 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17964 * tree-ssa-sccvn.c (visit_reference_op_load,
17965 simplify_unary_expression): Likewise.
17967 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17969 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17970 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17971 regardless of their type.
17972 * c-common.c (handle_packed_attribute): Don't ignore packed on
17974 * c.opt (Wpacked-bitfield-compat): New warning option.
17975 * stor-layout.c (place_field): Warn if offset of a field changed.
17976 * doc/extend.texi (packed): Mention the ABI change.
17977 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17978 (Warning Options): Add it to the list.
17980 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17982 * c-opts.c (c_common_post_options): Fix a typo in comments.
17984 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17986 PR middle-end/38615
17987 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17988 variables to static.
17989 * doc/invoke.texi (-fmerge-all-constants): Update description.
17991 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17994 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17995 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17997 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17999 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18001 (LOCAL_ALIGNMENT): Similarly.
18003 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18004 Joseph Myers <joseph@codesourcery.com>
18006 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18007 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18008 * config/arm/arm-tune.md: Regenerate.
18009 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18012 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18014 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18015 version number to five.
18017 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18020 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18021 * c-common.c (set_underlying_type): Likewise.
18022 (is_typedef_decl ): Likewise
18024 (set_underlying_type): Likewise.
18025 (is_typedef_type): Likewise.
18027 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18029 PR middle-end/38587
18030 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18033 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18036 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18037 (LIBGCC_SPEC): Don't define.
18038 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18040 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18042 PR rtl-optimization/38879
18043 * alias.c (base_alias_check): Unaligned access via AND address can
18044 alias all surrounding object types except those with sizes equal
18045 or wider than the size of unaligned access.
18047 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18050 * c-decl.c (clone_underlying_type): Move this ...
18051 * c-common.c (set_underlying_type): ... here.
18052 Also, make sure the function properly sets TYPE_STUB_DECL() on
18053 the newly created typedef variant type.
18054 (is_typedef_decl ): New entry point.
18055 * tree.h: Added a new member member_types_needing_access_check to
18056 struct tree_decl_non_common.
18057 (set_underlying_type): New entry point.
18058 (is_typedef_type): Likewise.
18060 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18062 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18063 Check whether two instructions have memory references that
18064 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18065 are helper functions for traversing.
18066 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18067 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18068 not to draw dependency edge for instructions with non-conflicting
18071 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18074 * longlong.h: Update copyright years. Use soft-fp license notice.
18075 Sync __clz_tab declaration with glibc.
18077 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18080 * doc/extend.texi (syscall_linkage): New.
18081 (version_id): Modify.
18083 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18084 Richard Guenther <rguenther@suse.de>
18086 PR tree-optimization/38747
18087 PR tree-optimization/38748
18088 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18089 conversion if the base address is an indirect reference and the
18090 aliasing sets could cause issues.
18092 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18094 * common.opt (fgraphite, fgraphite-identity): Add comment for
18095 explaining why these options are not documented.
18097 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18099 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18100 gimple_call_lhs is NULL.
18102 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18105 * emit-rtl.c (adjust_address_1): Make sure memref is never
18108 2009-01-20 Ben Elliston <bje@au.ibm.com>
18110 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18111 const qualifier from arg parameter. Remove unnecessary cast to char *.
18112 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18113 const qualifier from arg 2.
18115 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18117 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18119 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18122 * rtl.h (reinit_regs): New prototype.
18123 * regclass.c: Include ira.h.
18124 (reinit_regs): New.
18125 * Makefile.in (regclass.o): Add ira.h.
18126 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18128 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18131 * c-common.c (handle_aligned_attribute): Use
18132 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18133 default alignment value.
18135 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18137 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18138 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18140 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18141 __BIGGEST_ALIGNMENT__.
18143 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18145 2009-01-18 Richard Guenther <rguenther@suse.de>
18147 PR tree-optimization/38819
18148 * tree-flow.h (operation_could_trap_helper_p): Declare.
18149 * tree-eh.c (operation_could_trap_helper_p): Export.
18150 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18151 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18152 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18153 are about to insert a possibly trapping instruction and fail
18156 2009-01-18 Andreas Schwab <schwab@suse.de>
18158 * doc/install.texi (Configuration): Remove obsolete paragraph
18159 about use of --with-gnu-ld with --with-gnu-as.
18161 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18163 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18164 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18165 Follow spelling conventions.
18167 2009-01-18 Ben Elliston <bje@au.ibm.com>
18169 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18170 C++ warning about implicit conversion from void * to struct
18172 (bitmap_obstack_free): Likewise for bitmap_element *.
18173 * Makefile.in (bitmap.o-warn): Remove.
18175 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18177 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18179 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18180 Tobias Grosser <tobi.grosser@amd.com>
18182 * graphite.c (graphite_trans_scop_block): Do not block single
18185 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18187 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18188 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18189 test with assertion.
18191 2009-01-16 Richard Guenther <rguenther@suse.de>
18193 PR tree-optimization/38835
18194 PR middle-end/36227
18195 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18196 and INT + PTR -> (INT)(PTR p+ INT) folding.
18197 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18199 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18202 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18203 the subreg from a lowpart subreg if it is also casting the value.
18205 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18206 Tobias Grosser <tobi.grosser@amd.com>
18208 * graphite.c (compare_prefix_loops): New.
18209 (build_scop_canonical_schedules): Rewritten.
18210 (graphite_transform_loops): Move build_scop_canonical_schedules
18211 after build_scop_iteration_domain.
18213 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18214 Tobias Grosser <tobi.grosser@amd.com>
18216 * graphite.c (add_conditions_to_domain): Add the loops to
18217 the dimension of the iteration domain. Do copy the domain
18218 only when it exists.
18219 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18220 (add_conditions_to_constraints): New.
18221 (can_generate_code_stmt, can_generate_code): Removed.
18222 (gloog): Do not call can_generate_code.
18223 (graphite_transform_loops): Call add_conditions_to_constraints
18224 after building the iteration domain.
18226 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18228 PR tree-optimization/38789
18229 * tree-ssa-threadedge.c
18230 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18231 __builtin_constant_p.
18233 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18235 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18236 examined before deleting them.
18238 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18240 * function.c (aggregate_value_p): Correctly extract the function
18241 type from CALL_EXPR_FN lookup.
18243 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18245 * config/picochip/picochip.c (picochip_override_options): Revert
18246 CFI asm flag disable commited previously.
18248 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18249 Tobias Grosser <tobi.grosser@amd.com>
18250 Jan Sjodin <jan.sjodin@amd.com>
18252 * graphite.c (scan_tree_for_params): On substractions negate
18253 all the coefficients of the term.
18254 (clast_to_gcc_expression_red): New. Handle reduction expressions
18255 of more than two operands.
18256 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18257 (get_vdef_before_scop): Handle also the case of default definitions.
18259 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18261 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18262 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18263 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18265 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18266 Joey Ye <joey.ye@intel.com>
18268 PR middle-end/37843
18269 * cfgexpand.c (expand_stack_alignment): Don't update stack
18270 boundary nor check incoming stack boundary here.
18271 (gimple_expand_cfg): Update stack boundary and check incoming
18272 stack boundary here.
18274 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18276 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18278 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18280 PR rtl-optimization/38245
18281 * calls.c (expand_call): Add stack arguments to
18282 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18283 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18284 in regs and partially in memory or BLKmode arguments.
18285 (emit_library_call_value_1): Add stack arguments to
18286 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18287 ACCUMULATE_OUTGOING_ARGS).
18288 * dce.c: Include tm_p.h.
18289 (find_call_stack_args): New function.
18290 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18292 (mark_insn): Call find_call_stack_args for CALL_Ps.
18293 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18294 forwards. Allocate and free arg_stores bitmap if needed, pass it
18295 down to deletable_insn_p, don't mark stores set in arg_stores
18296 bitmap, clear the bitmap at the beginning of each bb.
18297 * Makefile.in (dce.o): Depend on $(TM_P_H).
18299 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18302 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18303 to make sure the insn is a conditional test (bug 22599). Reformat a
18306 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18308 PR middle-end/38431
18309 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18310 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18311 (gloog): Do not call cleanup_tree_cfg.
18312 (graphite_transform_loops): Call cleanup_tree_cfg after all
18313 scops have been code generated.
18315 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18316 * doc/gty.texi (Invoking the garbage collector): Added new node
18317 and section documenting ggc_collect.
18319 2009-01-14 Richard Guenther <rguenther@suse.de>
18321 PR tree-optimization/38826
18322 PR middle-end/38477
18323 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18324 initialization notes only if we actually emitted a warning.
18325 (intra_create_variable_infos): Add constraints for a result decl
18326 that is passed by hidden reference.
18327 (build_pred_graph): Mark all related variables non-direct on
18330 2009-01-14 Nick Clifton <nickc@redhat.com>
18332 * ira-conflicts.c: Include addresses.h for the definition of
18334 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18335 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18337 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18340 * Makefile.in (ira-lives.o): Add except.h.
18342 * ira-lives.c: Include except.h.
18343 (process_bb_node_lives): Process can_throw_internal.
18345 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18347 PR rtl-optimization/38774
18348 * combine.c (simplify_set): When undoing cc_use change, don't do
18349 PUT_CODE on the newly created comparison, but instead put back the
18352 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18354 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18355 values. Remove duplicate arm8 entry.
18357 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18359 PR tree-optimization/38786
18360 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18361 the SSA_NAME case of expand_scalar_variables_expr.
18362 Set the type of an expression to the type of its assign statement.
18363 (expand_scalar_variables_expr): Also gather the scalar computation
18364 used to index the memory access. Do not pass loop_p.
18365 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18366 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18367 the gimple_stmt_iterator where it inserts new code.
18368 Do not pass loop_p.
18369 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18370 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18372 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18374 * graphite.h (debug_value): Removed.
18375 * graphite.c (debug_value): Removed.
18377 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18379 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18380 ldrd/strd with two 32-bit instructions.
18382 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18384 * config/arm/arm.c (struct processors): Pass for speed down into
18385 cost helper functions.
18386 (const_ok_for_op): Handle COMPARE and inequality nodes.
18387 (arm_rtx_costs_1): Rewrite.
18388 (arm_size_rtx_costs): Update prototype.
18389 (arm_rtx_costs): Pass speed down to helper functions.
18390 (arm_slowmul_rtx_costs): Rework cost calculations.
18391 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18392 (arm_9e_rtx_costs): Likewise.
18394 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18396 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18397 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18398 (alpha_legitimize_address): Do not split local symbols wider than
18399 UNITS_PER_WORD into HIGH/LO_SUM parts.
18401 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18404 * gcc.c (process_command): Replace call to execvp with calls
18405 to pex_one and exit.
18407 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18410 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18411 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18412 variant for devices with 3-byte PC.
18413 (__tablejump_elpm__): New.
18415 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18418 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18419 offsetof member-designator, handle it as `[0].'.
18421 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18423 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18424 function when not using named sections on targets with named sections
18425 if branch distance is less than 262132.
18427 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18429 * combine.c (combine_instructions): Recompute
18430 optimize_this_for_speed_p for each BB in the main combine loop.
18432 2009-01-12 Tomas Bily <tbily@suse.cz>
18435 * tree-loop-distribution.c (prop_phis): New function.
18436 (generate_builtin): Call prop_phis.
18437 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18439 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18441 PR tree-optimization/38807
18442 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18443 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18445 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18447 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18448 subreg of op0 to the original op0.
18450 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18452 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18454 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18457 * mips-tfile.c (parse_def): Fix parsing of def strings
18458 starting with digits.
18460 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18463 * config/arm/arm.c (arm_is_long_call_p): Don't call
18464 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18466 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18468 * regrename.c (regrename_optimize): Fix dumping.
18469 (find_oldest_value_reg): Preserve REG_POINTER.
18470 (copy_hardreg_forward_1): Likewise.
18472 2009-01-09 Diego Novillo <dnovillo@google.com>
18474 * gimple.h (struct gimple_statement_base) <uid>: Document
18475 the restrictions on its use.
18476 (gimple_uid): Tidy.
18477 (gimple_set_uid): Tidy.
18479 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18481 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18482 zero guard even if align_bytes != 0 and count is smaller than
18485 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18487 PR rtl-optimization/38495
18488 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18489 (add_range_and_copies_from_move_list): Print all added ranges.
18490 Add ranges to memory optimized destination.
18492 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18496 * config/i386/i386.c (override_options): Reject
18497 -mstringop-strategy=rep_8byte with -m32.
18498 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18499 to 1. Do count comparison against epilogue_size_needed at compile
18500 time even when count_exp was constant forced into register. For
18501 size_needed don't jump to epilogue, instead just avoid aligning
18502 and invoke the body algorithm. If need_zero_guard, add zero guard
18503 even if count is non-zero, but smaller than size_needed + number of
18504 bytes that could be stored for alignment.
18505 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18506 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18507 but smaller than size_needed + number of bytes that could be stored
18508 for alignment. Compare size_needed with epilogue_size_needed instead
18509 of desired_align - align, don't adjust size_needed, pass
18510 epilogue_size_needed to the epilogue expanders.
18513 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18515 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18517 * pa.c (last_address): Change to unsigned.
18518 (update_total_code_bytes): Change argument to unsigned. Don't
18519 check if insn addresses are set.
18520 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18521 addresses are not set.
18522 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18524 2009-01-09 Nick Clifton <nickc@redhat.com>
18526 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18527 DECL_DECLARED_INLINE_P.
18529 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18531 PR middle-end/38347
18532 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18533 GET_MODE (op0) in operand_subword_force calls.
18535 PR middle-end/38771
18536 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18537 fold_convert arg0 operands to TREE_TYPE (op0) first.
18539 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18541 * params.def (ira-max-conflict-table-size): Decrease default value
18544 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18546 PR tree-optimization/37031
18547 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18549 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18550 allocate it using gc instead of heap, use VEC_quick_push instead of
18552 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18553 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18554 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18555 allocated vector from heap allocated.
18556 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18557 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18558 vector only after perfect_loop_nest_depth call.
18560 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18561 Jan Sjodin <jan.sjodin@amd.com>
18563 PR tree-optimization/38559
18564 * graphite.c (debug_value, copy_constraint,
18565 swap_constraint_variables, scale_constraint_variable, ): New.
18566 (get_lower_bound, get_upper_bound): Removed.
18567 (graphite_trans_bb_strip_mine): Clean up this code that works
18568 only for constant number of iterations. Fully copy upper and
18569 lower bound constraints, not only the constant part of them.
18570 * graphite.h (debug_value): Declared.
18572 2009-01-08 Ira Rosen <irar@il.ibm.com>
18574 PR tree-optimization/37194
18575 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18576 Don't add the cost of cost model guard in prologue to scalar
18577 outside cost in case of known number of iterations.
18579 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18580 Alan Modra <amodra@bigpond.net.au>
18582 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18583 non-word-aligned REG+CONST addressing.
18585 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18588 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18589 free_after_compilation when outputting a thunk.
18590 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18591 Do not call free_after_compilation here.
18593 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18595 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18596 (ix86_valid_target_attribute_inner_p): Ditto.
18598 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18600 PR tree-optimization/38492
18601 PR tree-optimization/38498
18602 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18603 * tree-chrec.h (scev_is_linear_expression): Declared.
18604 * graphite.c (graphite_cannot_represent_loop_niter): New.
18605 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18606 (graphite_loop_normal_form): Use gcc_assert.
18607 (scan_tree_for_params): Use CASE_CONVERT.
18608 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18609 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18610 Use gcc_assert. Discard scops that contain unhandled cases.
18611 (build_scop_conditions): Return a boolean status for unhandled cases.
18612 (strip_mine_profitable_p): Print the loop number, not its depth.
18613 (is_interchange_valid): Pass the depth of the loop nest, don't
18614 recompute it wrongly.
18615 (graphite_trans_bb_block): Same.
18616 (graphite_trans_bb_block): Print tentative of loop blocking.
18617 (graphite_trans_scop_block): Do not print that the loop has been
18619 (graphite_transform_loops): Do not handle scops that contain condition
18622 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18624 AVX Programming Reference (December, 2008)
18625 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18626 (_mm256_stream_pd): Likewise.
18627 (_mm256_stream_ps): Likewise.
18629 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18630 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18631 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18632 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18633 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18634 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18635 (ix86_expand_special_args_builtin): Likewise.
18637 * config/i386/sse.md (AVXMODEDI): New.
18638 (avx_movnt<mode>): Likewise.
18639 (avx_movnt<mode>): Likewise.
18640 (<sse>_movnt<mode>): Remove AVX support.
18641 (sse2_movntv2di): Likewise.
18643 2009-01-07 Richard Guenther <rguenther@suse.de>
18645 PR middle-end/38751
18646 * fold-const.c (extract_muldiv): Remove obsolete comment.
18647 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18648 to PLUS_EXPR canonicalization for the canonicalization.
18650 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18652 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18653 hosted cross-compilers generating less efficient code.
18655 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18657 * function.h (rtl_data): Add a dbr_scheduled_p field.
18658 * reorg.c (dbr_schedule): Set it.
18659 (gate_handle_delay_slots): Check it.
18660 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18661 (mips_reorg): Check flag_delayed_branch instead of
18662 mips_base_delayed_branch.
18663 (mips_override_options): Don't set mips_base_delayed_branch
18664 or flag_delayed_branch.
18666 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18668 PR rtl-optimization/38426.
18669 * ira.c (ira): Set current_function_is_leaf earlier.
18671 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18673 PR rtl-optimization/38722
18674 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18675 too early, only set a flag and modify after last possible
18678 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18681 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18682 * real.c (decimal_single_format): Correct values of emin and emax.
18683 (decimal_double_format): Ditto.
18684 (decimal_quad_format): Ditto.
18685 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18686 computation of DECnn_MIN and DECnn_MAX for corrected values of
18687 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18688 __DECnn_MIN__, and adjust its computation for the corrected value
18691 2009-01-06 Jan Hubicka <jh@suse.cz>
18694 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18696 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18698 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18699 Add Robert Clark to the list of testers.
18701 2009-01-06 Jan Hubicka <jh@suse.cz>
18702 Kai Tietz <kai.tietz@onevision.com>
18704 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18705 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18707 2009-01-06 Jan Hubicka <jh@suse.cz>
18708 Kai Tietz <kai.tietz@onevision.com>
18710 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18712 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18713 (ix86_nsaved_regs): Count only general purpose regs.
18714 (ix86_nsaved_sseregs): New.
18715 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18716 to 16 for w64; compute padding and size of sse reg save area.
18717 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18718 general purpose regs.
18719 (ix86_emit_save_sse_regs_using_mov): New.
18720 (ix86_expand_prologue): Save SSE regs if needed.
18721 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18722 (ix86_emit_restore_sse_regs_using_mov): New.
18723 (ix86_expand_epilogue): Save SSE regs if needed.
18725 2009-01-06 Jan Hubicka <jh@suse.cz>
18726 Kai Tietz <kai.tietz@onevision.com>
18728 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18729 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18730 functions when accumulate outgoing args is off.
18732 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18735 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18736 before using pseudos_have_intersected_live_ranges_p.
18738 * ira-int.h (ira_assert): Always define.
18740 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18742 AVX Programming Reference (December, 2008)
18743 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18744 (_mm256_permute2_pd): Likewise.
18745 (_mm_permute2_ps): Likewise.
18746 (_mm256_permute2_ps): Likewise.
18747 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18748 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18750 * config/i386/i386.c (ix86_builtins): Remove
18751 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18752 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18753 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18754 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18755 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18756 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18757 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18758 __builtin_ia32_vpermil2ps256.
18759 (ix86_init_mmx_sse_builtins): Updated.
18760 (ix86_expand_args_builtin): Likewise.
18762 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18764 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18765 long absolute calls when generating PA 2.0 code.
18767 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18769 PR rtl-optimization/38583
18770 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18772 * params.def (ira-max-conflict-table-size): New.
18774 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18776 * ira.h (ira_conflicts_p): New external definition.
18778 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18779 table. Report this. Return result of building.
18780 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18781 building conflict table.
18783 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18784 (ira_color): Use ira_conflicts_p.
18786 * global.c: Include ira.h.
18787 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18790 * Makefile.in (global.o): Add ira.h.
18792 * ira-build.c (mark_all_loops_for_removal,
18793 propagate_some_info_from_allocno): New.
18794 (remove_unnecessary_allocnos): Call
18795 propagate_some_info_from_allocno.
18796 (remove_low_level_allocnos): New.
18797 (remove_unnecessary_regions): Add parameter. Call
18798 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18799 parameter to remove_unnecessary_regions.
18800 (ira_build): Remove all regions but root if the conflict table was
18801 not built. Update conflict hard regs for allocnos crossing calls.
18803 * ira.c (ira_conflicts_p): New global.
18804 (ira): Define and use ira_conflicts_p.
18806 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18807 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18808 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18810 2009-01-06 Ben Elliston <bje@au.ibm.com>
18812 * gengtype-lex.l (YY_NO_INPUT): Define.
18814 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18817 * c-common.c (handle_vector_size_attribute): Also reject
18818 BOOLEAN_TYPE types.
18820 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18822 PR tree-optimization/38492
18823 * graphite.c (rename_map_elt, debug_rename_elt,
18824 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18825 rename_map_elt_info, eq_rename_map_elts,
18826 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18827 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18828 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18829 (sese_build_livein_liveouts): New.
18830 (new_sese, free_sese): New.
18831 (new_scop): Call new_sese.
18832 (free_scop): Call free_sese.
18833 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18834 (register_old_new_names): Renamed register_old_and_new_names.
18835 (register_scop_liveout_renames, add_loop_exit_phis,
18836 insert_loop_close_phis, struct igp,
18837 default_liveout_before_guard, add_guard_exit_phis,
18838 insert_guard_phis, copy_renames): New.
18839 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18840 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18841 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18842 (scop_adjust_phis_for_liveouts): New.
18843 (gloog): Call scop_adjust_phis_for_liveouts.
18845 * graphite.h (struct sese): Documented. Added fields liveout,
18846 num_ver and livein.
18847 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18848 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18849 (struct scop): Added field liveout_renames.
18850 (SCOP_LIVEOUT_RENAMES): New.
18852 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18854 PR tree-optimization/38510
18855 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18856 (translate_clast): Call recompute_all_dominators before
18858 (gloog): Call recompute_all_dominators before graphite_verify.
18860 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18861 Jan Sjodin <jan.sjodin@amd.com>
18863 PR tree-optimization/38500
18864 * graphite.c (create_sese_edges): Call fix_loop_structure after
18867 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18869 * config.gcc: Add m32r*-*-rtems*.
18870 * config/m32r/rtems.h: New file.
18872 2009-01-05 Ben Elliston <bje@au.ibm.com>
18874 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18875 (.po.pox): Likewise.
18876 (po/gcc.pot): Likewise.
18878 2009-01-04 David S. Miller <davem@davemloft.net>
18880 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18881 (STARTING_FRAME_OFFSET): Always set to zero.
18883 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18885 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18886 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18887 fixed-point types, and vectors of the same.
18889 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18891 * config/mips/sync.md (*mb_barrier): Rename to...
18892 (*memory_barrier): ...this.
18894 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18896 * doc/extend.texi (Function Attributes): Move @cindex after @item
18897 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18898 and put in alphabetical order. Fix 'target' name and put in order.
18899 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18902 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18904 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18905 (memory_barrier): Expand as unspec instead of unspec_volatile.
18906 Remove mem:BLK from insn operands. Use Pmode scratch register.
18907 (*memory_barrier): Define as unspec instead of unspec_volatile.
18908 Use (match_dup 0) as input operand.
18910 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18911 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18912 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18913 scratch register. Remove operand 1.
18914 (*stbar): Define as unspec instead of unspec_volatile.
18915 Use (match_dup 0) as input operand, remove (const_int 8).
18916 (*membar): Define as unspec instead of unspec_volatile.
18917 Use (match_dup 0) as input operand, remove input operand 2.
18919 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18920 (memory_barrier): Expand as unspec instead of unspec_volatile.
18921 Remove mem:BLK from insn operands. Use Pmode scratch register.
18922 (*memory_barrier): Define as unspec instead of unspec_volatile.
18923 Use (match_dup 0) as input operand.
18925 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18926 Remove mem:BLK from insn operands. Use Pmode scratch register.
18927 Set volatile flag on operand 0.
18928 (*memory_barrier): New insn pattern.
18930 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18932 (*memory_barrier): Use (match_dup 0) as input operand.
18934 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18935 Remove mem:BLK from insn operands. Use Pmode scratch register.
18936 Set volatile flag on operand 0.
18937 (*mb_internal): New insn pattern.
18939 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18941 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18943 PR middle-end/38586
18944 * function.c (struct temp_slot): Move to the section of the file
18945 that deals with temp slots. Remove field 'address'.
18946 (temp_slot_address_table): New hash table of address -> temp slot.
18947 (struct temp_slot_address_entry): New struct, items for the table.
18948 (temp_slot_address_compute_hash, temp_slot_address_hash,
18949 temp_slot_address_eq, insert_temp_slot_address): Support functions
18951 (find_temp_slot_from_address): Rewrite to use the new hash table.
18952 (remove_unused_temp_slot_addresses): Remove addresses of temp
18953 slots that have been made available.
18954 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18955 worker function for remove_unused_temp_slot_addresses.
18956 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18957 Add the temp slot address to the address -> temp slot map.
18958 (update_temp_slot_address): Update via insert_temp_slot_address.
18959 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18960 (pop_temp_slots): Likewise.
18961 (init_temp_slots): Allocate the address -> temp slot map, or empty
18962 the map if it is already allocated.
18963 (prepare_function_start): Initialize temp slot processing.
18965 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18967 PR middle-end/38584
18968 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18969 Calculate the size of all stack vars assuming no packing of stack
18970 vars will happen, replacing a quadratic algorithm with a linear one.
18972 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18975 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18978 2009-01-03 Diego Novillo <dnovillo@google.com>
18980 * doc/contrib.texi: Update contributions.
18982 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18985 * builtins.c (fold_builtin_memory_op): Give up if either operand
18986 is volatile. Set srctype or desttype to non-qualified version
18990 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18991 and FUNCTION_DECLs.
18993 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18995 PR rtl-optimization/35805
18996 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18997 problem if fast dce is able to remove any instructions.
18998 * dce.c (dce_process_block): Fix dump message.
19000 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19003 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19005 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19007 PR middle-end/38690
19008 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19009 * tree-pretty-print.c (op_code_prio): New function.
19010 (op_prio): No longer static. Use op_code_prio.
19011 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19012 Use op_prio and op_code_prio to determine if () should be
19013 printed around operand(s) or not.
19015 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19016 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19017 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19018 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19019 pp_character instead of pp_string for single letter printing.
19021 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19023 * doc/extend.texi: Fix '#pragma GCC option' typo.
19025 2009-01-02 Richard Guenther <rguenther@suse.de>
19027 * doc/install.texi (--enable-checking): Mention different
19028 default for stage1.
19029 (--enable-stage1-checking): Document.
19031 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19033 PR middle-end/30142
19034 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19035 case to be an error.
19037 2009-01-02 Ben Elliston <bje@au.ibm.com>
19039 * config/fp-bit.h (pack_d): Constify argument.
19040 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19041 (isnan): Constify argument.
19043 (iszero): Likewise.
19044 (pack_d): Likewise.
19045 (_fpadd_parts): Constify return type.
19046 (_fpmul_parts): Likewise.
19047 (_fpdiv_parts): Likewise.
19049 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19052 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19053 warn about overwriting initializer with side-effects or
19054 -Woverride-init if !IMPLICIT.
19055 (output_init_element): Likewise. Pass IMPLICIT down to
19057 (process_init_element): Add IMPLICIT argument. Pass it down
19058 to output_init_element.
19059 (push_init_element, pop_init_level, set_designator): Adjust
19060 process_init_element callers.
19061 (set_nonincremental_init, set_nonincremental_init_from_string):
19062 Adjust add_pending_init callers.
19063 (output_pending_init_elements): Adjust output_init_element callers.
19064 * c-tree.h (process_init_element): Adjust prototype.
19065 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19066 process_init_element callers.
19069 Copyright (C) 2009 Free Software Foundation, Inc.
19071 Copying and distribution of this file, with or without modification,
19072 are permitted in any medium without royalty provided the copyright
19073 notice and this notice are preserved.