1 2009-07-22 Diego Novillo <dnovillo@google.com>
3 * tree-pass.h (TDF_EH): Define.
4 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5 contains TDF_EH, print the EH region number holding GS.
6 * tree-dump.c (dump_options): Add "eh".
7 * doc/invoke.texi: Document it.
9 2009-07-22 Doug Kwan <dougkwan@google.com>
11 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
13 2009-07-22 Michael Matz <matz@suse.de>
15 PR tree-optimization/35229
16 PR tree-optimization/39300
18 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
19 (inhibit_phi_insertion): New function.
20 (insert_into_preds_of_block): Call it for REFERENCEs.
21 (init_pre): Initialize and finalize scalar evolutions.
22 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
24 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
26 * config/i386/predicates.md (zero_extended_scalar_load_operand):
27 Use CONST_VECTOR_NUNITS to determine number of elements.
29 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
31 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
32 (U, W): Constraints are now deprecated and will be removed if we
34 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
36 ("prefetch"): Add the stcmh instruction for prefetching.
37 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
39 (s390_short_displacement): Return always true if compiling for
40 machines not providing the long displacement facility.
41 (s390_mem_constraint): Support the new constraint letter Z.
42 (s390_check_qrst_address): New function.
44 2009-07-21 DJ Delorie <dj@redhat.com>
46 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
49 2009-07-21 Jason Merrill <jason@redhat.com>
51 * c-common.c (max_tinst_depth): Increase default to 1024.
53 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
55 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
56 (vec_unpacku_float_lo_v4si): Ditto.
58 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
61 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
62 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
63 (builtin_description): Add __builtin_ia32_cvtudq2ps.
64 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
66 2009-07-21 Jakub Jelinek <jakub@redhat.com>
68 PR tree-optimization/40813
69 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
72 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
74 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
75 with a NOP_EXPR if needed.
77 2009-07-21 Paul Brook <paul@codesourcery.com>
79 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
80 Terminate debug dump with newline.
82 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
84 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
85 Cast "1" to unsigned HOST_WIDE_INT.
86 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
87 deposit length to the maximum length - lsb. Extend length if
88 HOST_BITS_PER_WIDE_INT is 32.
90 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
92 * cgraph.h (constant_pool_htab): New function.
93 (constant_descriptor_tree): Move from varasm.c.
94 * varasm.c (constant_pool_htab): New function.
95 (constant_descriptor_tree): Move to cgraph.h.
97 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
99 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
101 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
103 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
106 2009-07-20 Xinliang David Li <davidxl@google.com>
108 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
110 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
112 * config/mips/mips.md (move_type): Add arith.
113 (type): Handle arith.
114 (zero_extendsidi2): Rename this into ...
115 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
116 (zero_extendsidi2): New expander.
117 (*zero_extendsidi2_dext): New pattern.
119 2009-07-20 Nick Clifton <nickc@redhat.com>
121 * config.gcc (mips64-*-*): Add definition of tm_defines in order
122 to set MIPS_ABI_DEFAULT.
123 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
125 2009-07-20 Jakub Jelinek <jakub@redhat.com>
127 * tree-object-size.c (addr_object_size): Handle unions with
128 array in it as last field of structs in __bos (, 1) as __bos (, 0).
130 PR tree-optimization/40792
131 * tree.c (build_function_type_skip_args): Remove bogus assert.
133 2009-07-20 Jan Hubicka <jh@suse.cz>
134 Martin Jambor <mjambor@suse.cz>
136 * cgraph.h (combined_args_to_skip): New field.
137 * cgraph.c (cgraph_create_virtual_clone): Properly handle
138 combined_args_to_skip and args_to_skip.
139 * tree-inline.c (update_clone_info): New function.
140 (tree_function_versioning): Call update_clone_info.
141 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
143 (cgraph_materialize_all_clones): More extensive dumping, working
144 with combined_args_to_skip rather than args_to_skip.
146 2009-07-20 Ira Rosen <irar@il.ibm.com>
148 * tree-vectorizer.h (vectorizable_condition): Add parameters.
149 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
150 (get_initial_def_for_reduction): Likewise.
151 (vectorizable_reduction): Skip the check of first operand in case
152 of COND_EXPR. Add check that it is outer loop vectorization if
153 nested cycle was detected. Call vectorizable_condition() for
154 COND_EXPR. If reduction epilogue cannot be created do not fail for
155 nested cycles (if it is not double reduction). Assert that there
156 is only one type in the loop in case of COND_EXPR. Call
157 vectorizable_condition() to vectorize COND_EXPR.
158 * tree-vect-stmts.c (vectorizable_condition): Update comment.
159 Add parameters. Allow nested cycles if called from
160 vectorizable_reduction(). Use reduction vector variable if provided.
161 (vect_analyze_stmt): Call vectorizable_reduction() before
162 vectorizable_condition().
163 (vect_transform_stmt): Update call to vectorizable_condition().
165 2009-07-20 Christian Bruel <christian.bruel@st.com>
167 * config/sh/sh.opt (-mfmovd): Resurrect and document.
168 * doc/invoke.texi (-mfmovd): Likewise.
169 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
171 2009-07-20 Jan Hubicka <jh@suse.cz>
173 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
174 when handling SSA name.
176 2009-07-19 Jan Hubicka <jh@suse.cz>
178 PR tree-optimization/40676
179 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
180 virtual PHIs in empty BBs.
182 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
184 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
185 re-expanded the compound use gen_lowpart instead to convert to the
188 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
190 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
191 OUTER_CONST arguments.
192 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
193 the new wider mode will be masked off.
194 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
196 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
198 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
199 high-order bits are zero.
201 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
203 * combine.c (simplify_shift_const_1): Split code to determine
205 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
206 new bits shifted in are identical to the old sign bit.
208 2009-07-18 Richard Guenther <rguenther@suse.de>
211 * gimplify.c (gimplify_call_expr): Reject code using results from
212 functions returning void.
214 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
216 * doc/md.texi: Document the new PowerPC "es" constraint.
217 Document that "m" can include automodified addresses on this target,
218 and explain how %U must be used. Extend the "Q" and "Z" documentation
219 to suggest "es" as well as "m".
220 * config/rs6000/constraints.md (es): New memory constraint.
221 (Q, Z): Update strings to match new documentation.
223 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
225 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
226 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
227 * config/rs6000/predicates.md (volatile_mem_operand): Use
228 offsettable_nonstrict_memref_p.
229 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
230 (*floatunssidf2_internal): Likewise.
231 (*fix_truncdfsi2_internal): Likewise.
232 (*fix_trunctfsi2_internal): Likewise.
234 2009-07-17 Anatoly Sokolov <aesok@post.ru>
236 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
238 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
240 2009-07-17 Richard Guenther <rguenther@suse.de>
243 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
244 (pass_warn_unused_result): Likewise.
245 (TODO_set_props): Remove.
246 * omp-low.c (diagnose_omp_structured_block_errors): Change to
248 (pass_diagnose_omp_blocks): Define.
249 * c-decl.c (pop_file_scope): Do not finalize the CU here.
250 (c_gimple_diagnostics_recursively): Remove.
251 (finish_function): Do not call it.
252 (c_write_global_declarations): Continue after errors.
253 Finalize the CU here.
254 * c-gimplify.c (c_genericize): Do not gimplify here.
255 * c-common.c (c_warn_unused_result): Move ...
256 * tree-cfg.c (do_warn_unused_result): ... here.
257 (run_warn_unused_result): New function.
258 (gate_warn_unused_result): New function.
259 (pass_warn_unused_result): New pass.
260 * c-common.h (c_warn_unused_result): Remove.
261 * flags.h (flag_warn_unused_result): Declare.
262 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
263 * opts.c (flag_warn_unused_result): Initialize to false.
264 * toplev.c (compile_file): Add comment.
265 * omp-low.c (create_omp_child_function): Do not register
266 the function with the frontend.
267 (diagnose_omp_structured_block_errors): Prepare to be
268 called as optimization pass.
269 (gate_diagnose_omp_blocks): New function.
270 (pass_diagnose_omp_blocks): New pass.
271 * cgraph.h (cgraph_optimize): Remove.
272 (cgraph_analyze_function): Likewise.
273 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
274 * cgraphunit.c (cgraph_lower_function): Lower nested functions
275 before their parents here.
276 (cgraph_finalize_function): Not here.
277 (cgraph_analyze_function): Gimplify functions here.
278 (cgraph_finalize_compilation_unit): Continue after errors.
279 Optimize the callgraph from here.
280 (cgraph_optimize): Make static.
281 * langhooks.c (write_global_declarations): Finalize the CU.
282 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
283 (gimplify_function_tree): Assert we gimplify only once.
284 Set PROP_gimple_any property.
285 * tree-nested.c (gimplify_all_functions): New function.
286 (lower_nested_functions): Gimplify all nested functions.
287 * gimple.h (diagnose_omp_structured_block_errors): Remove.
288 * passes.c (init_optimization_passes): Add pass_warn_unused_result
289 and pass_diagnose_omp_blocks after gimplification. Do not
290 set TODO_set_props on all_lowering_passes.
291 (execute_one_pass): Do not handle TODO_set_props.
292 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
293 (gimplify.o): Add tree-pass.h dependency.
294 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
295 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
296 (unsave_r): Likewise.
297 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
300 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
302 * doc/service.texi (Service): Restore previously removed link,
303 which isn't broken after all.
305 2009-07-17 Richard Guenther <rguenther@suse.de>
307 PR tree-optimization/40321
308 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
309 PHI nodes to the maximal set.
310 (make_values_for_phi): Add PHI arguments to the maximal set.
311 (execute_pre): Dump PHI_GEN and the maximal set.
313 2009-07-17 Jakub Jelinek <jakub@redhat.com>
316 * gimplify.c (gimplify_conversion): Don't change non-conversions into
319 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
321 * doc/extend.texi (Nested Functions): Replace broken link with
323 * doc/service.texi (Service): Remove broken link.
325 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
328 * builtins.c (expand_builtin_memcmp): Use loc instead of
330 (expand_builtin_strncmp): Likewise.
332 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
333 Manuel López-Ibáñez <manu@gcc.gnu.org>
336 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
337 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
338 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
339 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
340 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
341 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
342 tree-inline.c, c-common.c, c-common.h, gimple.c,
343 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
344 convert.c: Add location argument to fold_{unary,binary,ternary},
345 fold_build[123], build_call_expr, build_size_arg,
346 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
347 fold_build1_initializer, fold_build2_initializer,
348 fold_build3_initializer, fold_build_call_array,
349 fold_build_call_array_initializer, fold_single_bit_test,
350 omit_one_operand, omit_two_operands, invert_truthvalue,
351 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
352 combine_comparisons, fold_builtin_*, fold_call_expr,
353 build_range_check, maybe_fold_offset_to_address, round_up,
356 2009-07-16 Jason Merrill <jason@redhat.com>
359 * c-common.c (c_common_reswords): Add __is_standard_layout
361 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
362 * doc/implement-cxx.texi: New.
363 * doc/gcc.texi: Include it.
365 2009-07-16 DJ Delorie <dj@redhat.com>
367 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
368 compares that may be indirectly affected by previous instructions.
370 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
372 * builtins.c (do_mpc_arg2): New.
373 (fold_builtin_2): Fold builtin cpow.
374 * real.h (HAVE_mpc_pow): New.
376 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
378 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
379 comparison to skip unprofitable schedule
381 2009-07-16 Simon Baldwin <simonb@google.com>
383 * gcc.c (option_map): New flag -no-canonical-prefixes.
384 * (display_help): Print help text for new flag.
385 * (process_command): Move options translation and language specifics
386 and handle new flag early. Use it to set a function pointer to a
387 prefix builder. Replace make_relative_prefix calls with calls to
388 the function pointed to. Ignore new flag in regular options handling.
389 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
391 2009-07-15 DJ Delorie <dj@redhat.com>
393 * config/mep/mep.md (sibcall_internal): Change register to avoid
395 (sibcall_value_internal): Likewise.
397 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
399 PR rtl-optimization/40710
400 * resource.c (mark_target_live_regs): Reset DF problem to LR.
402 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
404 * config/mips/mips.md (*extenddi_truncate<mode>,
405 *extendsi_truncate<mode>): Change type attribute to move_type
406 with shift_shift. Split out code handling exts from here ...
407 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
409 (*extendhi_truncateqi): Change type attribute to move_type with
410 shift_shift. Split out code handling exts from here ...
411 (*extendhi_truncateqi_exts): ... to this new pattern.
413 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
416 instead of "and" with inverted sign bit mask value. Use
417 "nonimmediate_operand" for operand 1 and operand 2 predicate.
418 Allocate registers only for operand 4 and operand 5.
420 2009-07-15 Jakub Jelinek <jakub@redhat.com>
423 * fold-const.c (fold_cond_expr_with_comparison): When folding
424 < and <= to MIN, make sure the MIN uses the same type as the
425 comparison's operands.
427 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
429 * arm.md (ior_xor): New code iterator.
430 (split for ior/xor with shift and zero-extend): New split pattern.
431 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
433 2009-07-15 Richard Guenther <rguenther@suse.de>
435 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
438 2009-07-15 Richard Guenther <rguenther@suse.de>
441 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
443 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
445 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
446 handle 2.6.30 kernel.
448 2009-07-15 DJ Delorie <dj@redhat.com>
450 * config/mep/mep.md (sibcall_internal): Change register to allow
451 for 24-bit addresses.
452 (sibcall_value_internal): Likewise.
454 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
456 * doc/invoke.texi: Added descriptions of the scheduling heuristics
457 that are enabled/disabled by the flags introduced by a previous patch.
459 2009-07-14 DJ Delorie <dj@redhat.com>
461 * config/mep/mep.md (sibcall_internal): Include non-toggling
463 (sibcall_value_internal): Likewise.
465 2009-07-14 Taras Glek <tglek@mozilla.com>
466 Rafael Espindola <espindola@google.com>
468 * doc/sourcebuild.texi: Document install-plugin target.
469 * configure.ac: Added install-plugin target to language makefiles.
470 * configure: Regenerate.
471 * Makefile.in: (install-plugin): Install more headers,
472 depend on lang.install-plugin.
474 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
476 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
479 2009-07-14 DJ Delorie <dj@redhat.com>
481 * config/mep/mep.c (mep_vliw_jmp_match): New function.
482 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
483 * config/mep/mep.md (sibcall_internal): Change test from
484 mep_vliw_mode_match to mep_vliw_jmp_match.
485 (sibcall_value_internal): Likewise.
487 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/sse.md (copysign<mode>3): New expander.
490 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
491 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
492 Use ix86_build_const_vector.
493 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
494 IX86_BUILTIN_CPYSGNPD.
495 (builtin_description): Add __builtin_ia32_copysignps and
496 __builtin_ia32_copysignpd.
497 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
498 and BUILT_IN_COPYSIGNF.
500 2009-07-13 Jason Merrill <jason@redhat.com>
502 * builtins.c (can_trust_pointer_alignment): New fn.
503 (get_pointer_alignment): Factor it out from here.
504 * tree.h: Declare it.
506 2009-07-14 David Edelsohn <edelsohn@gnu.org>
508 * config/rs6000/predicates.md (offsettable_mem_operand): Test
511 2009-07-14 Dodji Seketeli <dodji@redhat.com>
515 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
517 2009-07-14 Richard Guenther <rguenther@suse.de>
518 Andrey Belevantsev <abel@ispras.ru>
521 * cfgexpand.c (partition_stack_vars): Do not bother to update
522 alias information when not optimizing.
524 2009-07-14 Richard Guenther <rguenther@suse.de>
525 Andrey Belevantsev <abel@ispras.ru>
527 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
528 (pt_solution_set): Likewise.
529 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
530 * tree-ssa-structalias.c (pt_solution_set): New function.
531 * final.c (rest_of_clean_state): Free SSA data structures.
532 * print-rtl.c (print_decl_name): Remove.
533 (print_mem_expr): Implement in terms of print_generic_expr.
534 * alias.c (ao_ref_from_mem): New function.
535 (rtx_refs_may_alias_p): Likewise.
536 (true_dependence): Query alias-export info.
537 (canon_true_dependence): Likewise.
538 (write_dependence_p): Likewise.
539 * tree-dfa.c (get_ref_base_and_extent): For void types leave
541 * emit-rtl.c (component_ref_for_mem_expr): Remove.
542 (mem_expr_equal_p): Use operand_equal_p.
543 (set_mem_attributes_minus_bitpos): Do not use
544 component_ref_for_mem_expr.
545 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
546 (update_alias_info_with_stack_vars): Likewise.
547 (partition_stack_vars): Call update_alias_info_with_stack_vars.
548 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
549 explicitly nor clear stmt operands.
550 Free the decl-to-pointer map.
551 * tree-optimize.c (execute_free_datastructures): Do not free
552 SSA data structures here.
553 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
554 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
555 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
557 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
559 2009-07-13 DJ Delorie <dj@redhat.com>
561 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
562 unrolling at the right iteration count.
564 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
567 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
569 * haifa-sched.c (rank_for_schedule): Introduced flags to
570 enable/disable individual scheduling heuristics.
571 * common.opt: Introduced flags to enable/disable individual
572 heuristics in the scheduler.
573 * doc/invoke.texi: Introduced flags to enable/disable individual
574 heuristics in the scheduler.
576 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
578 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
579 config/i386/mingw-tls.c.
580 * config/i386/mingw-tls.c: Removed.
582 2009-07-13 Ira Rosen <irar@il.ibm.com>
584 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
585 checks access only relevant statements.
586 (vectorizable_reduction): Likewise.
588 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
590 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
591 just for 32-bit case.
593 2009-07-12 Jan Hubicka <jh@suse.cz>
595 PR tree-optimization/40585
596 * except.c (expand_resx_expr): When there already is resume
597 instruction, produce linked list.
598 (build_post_landing_pads): Assert that resume is empty.
599 (connect_post_landing_pads): Handle resume lists.
600 (dump_eh_tree): Dump resume list.
602 2009-07-12 Ira Rosen <irar@il.ibm.com>
604 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
605 with additional argument.
606 * tree-vectorizer.h (enum vect_def_type): Add
607 vect_double_reduction_def.
608 (vect_is_simple_reduction): Add argument.
609 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
611 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
612 vect_is_simple_reduction with additional argument.
613 (vect_analyze_loop_operations): Handle exit phi nodes in case of
615 (reduction_code_for_scalar_code): Handle additional codes by
616 returning ERROR_MARK for them. Fix comment and indentation.
617 (vect_is_simple_reduction): Fix comment, add argument to specify
618 double reduction. Detect double reduction.
619 (get_initial_def_for_induction): Fix indentation.
620 (get_initial_def_for_reduction): Fix comment and indentation.
621 Handle double reduction. Create initial definitions that do not
622 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
623 (vect_create_epilog_for_reduction): Fix comment, add argument to
624 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
625 epilogue result extraction. Create double reduction phi node and
626 replace relevant uses.
627 (vectorizable_reduction): Call vect_is_simple_reduction with
628 additional argument. Fix indentation. Update epilogue code treatment
629 according to the changes in reduction_code_for_scalar_code. Check
630 for double reduction. Call vect_create_epilog_for_reduction with
632 * tree-vect-stmts.c (process_use): Handle double reduction, update
634 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
635 (vect_get_vec_def_for_operand): Likewise.
637 2009-07-12 Danny Smith <dansmister@gmail.com>
639 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
640 dllexport if !TREE_PUBLIC.
641 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
643 2009-07-11 Anatoly Sokolov <aesok@post.ru>
645 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
646 (avr_extra_arch_macro) Remove declatation.
647 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
648 (avr_extra_arch_macro) Declare as static.
649 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
651 2009-07-11 Jan Hubicka <jh@suse.cz>
654 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
656 2009-07-11 Jakub Jelinek <jakub@redhat.com>
659 * dwarf2out.c (dw_fde_struct): Add in_std_section and
660 cold_in_std_section bits.
661 (dwarf2out_begin_prologue): Initialize them.
662 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
663 if already covered by text_section or cold_text_section range.
665 PR rtl-optimization/40667
666 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
667 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
668 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
669 * config/i386/i386.c (ix86_minimum_alignment): New function.
670 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
671 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
672 * emit-rtl.c (gen_reg_rtx): Likewise.
673 * function.c (assign_parms): Likewise. If nominal_type needs
674 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
675 rather than passed_type's alignment.
678 * function.c (assign_parm_setup_stack): Adjust
679 MEM_OFFSET (data->stack_parm) if promoted_mode is different
680 from nominal_mode on big endian.
682 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
684 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
686 2009-07-10 DJ Delorie <dj@redhat.com>
688 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
690 2009-07-10 Mark Mitchell <mark@codesourcery.com>
692 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
694 (thumb2_cbnz): Likewise.
696 2009-07-10 David Daney <ddaney@caviumnetworks.com>
699 * config.gcc (supported_defaults): Add synci.
700 (with_synci): Add validation.
701 (all_defaults): Add synci.
702 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
705 * config/mips/mips.opt (msynci): New option.
706 * config/mips/mips.c (mips_override_options): Warn on use of
707 -msynci for targets that do now support it.
708 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
710 * gcc/doc/invoke.texi (-msynci): Document the new option.
711 * doc/install.texi (--with-synci): Document the new option.
713 2009-07-10 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/40496
716 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
717 the PHI result with a compatible type.
719 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
723 * c.opt (Wunused-result): New.
724 * doc/invoke.texi: Document it.
725 * c-common.c (c_warn_unused_result): Use it.
727 2009-07-09 DJ Delorie <dj@redhat.com>
729 * targhooks.c (default_target_can_inline_p): Rename from
730 default_target_option_can_inline_p.
731 * targhooks.h (default_target_can_inline_p): Likewise.
732 * target-def.h (TARGET_CAN_INLINE_P): Rename from
733 TARGET_OPTION_CAN_INLINE_P.
734 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
735 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
736 (mep_target_can_inline_p): Rename from
737 mep_target_option_can_inline_p.
740 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
741 registers used to pass vectors.
743 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
745 2009-07-09 Tom Tromey <tromey@redhat.com>
747 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
748 * config/mmix/mmix.c: Include dwarf2.h.
749 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
750 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
751 * config/sh/sh.c: Include dwarf2.h.
752 * config/i386/i386.c: Include dwarf2.h.
753 * Makefile.in (DWARF2_H): Remove 'elf'.
754 * except.c: Include dwarf2.h.
755 * unwind-dw2.c: Include dwarf2.h.
756 * dwarf2out.c: Include dwarf2.h.
757 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
758 * unwind-dw2-fde.c: Include dwarf2.h.
759 * dwarf2asm.c: Include dwarf2.h.
761 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
763 * haifa-sched.c (insn_finishes_cycle_p): New static function.
765 * sched-int.h (struct sched_info: insn_finishes_block_p): New
767 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
768 (region_sched_info): Update.
769 * sched-ebb.c (ebb_sched_info): Update.
770 * modulo-sched.c (sms_sched_info): Update.
771 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
773 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
775 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
777 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
779 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
781 2009-07-09 Jakub Jelinek <jakub@redhat.com>
784 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
785 arg1 with arg01 if arg1 is already INTEGER_CST.
787 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
789 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
790 Transform (and (truncate)) into (truncate (and)).
792 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
794 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
795 creating LHS paradoxical subregs. Fix surrounding returns to
796 use NULL_RTX rather than 0.
798 2009-07-08 DJ Delorie <dj@redhat.com>
800 * config/mep/mep.c: (mep_option_can_inline_p): New.
801 (TARGET_OPTION_CAN_INLINE_P): Define.
803 2009-07-08 Mark Wielaard <mjw@redhat.com>
806 * dwarf2out.c (add_data_member_location_attribute): When we have
807 only a constant offset don't emit a new location description using
808 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
811 2009-07-08 Richard Henderson <rth@redhat.com>
814 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
815 (enum reg_class): Add CLOBBERED_REGS.
816 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
817 * config/i386/i386.c (ix86_conditional_register_usage): Moved
818 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
819 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
820 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
821 force 64-bit sibcalls into R11.
822 * config/i386/constraints.md (U): New constraint.
823 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
824 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
825 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
827 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
829 * basic-block.h (dump_regset, debug_regset): Remove duplicate
831 * c-objc-common.h (c_initialize_diagnostics): Ditto.
832 * ebitmap.h (dump_ebitmap): Ditto.
833 * optabs.h (optab_libfunc): Ditto.
834 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
835 * tree-flow.h (vect_can_force_dr_alignment_p,
836 get_vectype_for_scalar_type): Ditto.
837 (vectorize_loops): Move prototype to ...
838 * tree-vectorizer.h: ... here. Also, adjust comment.
839 (vect_set_verbosity_level): Remove duplicate prototype.
840 * tree-ssa-loop.c: Include tree-vectorizer.h.
841 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
843 2009-07-08 Nick Clifton <nickc@redhat.com>
845 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
848 2009-07-08 DJ Delorie <dj@redhat.com>
850 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
851 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
852 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
854 * config/mep/intrinsics.md: Regenerated.
855 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
856 registers when asm() or calls are detected.
858 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
861 * gimplify.c (gimplify_expr): Propagate no_warning flag when
863 * gimple (gimple_build_call_from_tree): Likewise.
864 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
865 no_warning flag before warning.
867 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
869 * tree.c (set_expr_locus): Remove.
870 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
871 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
873 * gimplify.c (internal_get_tmp_var): Likewise.
874 (gimplify_call_expr): Likewise.
875 (gimplify_one_sizepos): Likewise.
877 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
880 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
881 to variables for debugging purposes.
883 2009-06-23 Mark Loeser <mark@halcy0n.com>
886 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
888 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
890 * pretty-print.c (pp_base_format): Remove %J.
891 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
892 gcc_cxxdiag_char_table): Likewise.
893 (init_dynamic_diag_info): Likewise.
895 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
897 * pretty-print.c (pp_base_format): Remove %H.
898 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
899 gcc_cxxdiag_char_table): Likewise.
900 (init_dynamic_diag_info): Likewise.
901 * config/mep/mep.c (mep_select_section): Likewise.
903 2009-07-07 Duncan Sands <baldrick@free.fr>
905 * final.c (pass_clean_state): Give the pass a name.
906 * passes.c (pass_rest_of_compilation): Likewise.
907 * tree-optimize.c (pass_all_optimizations): Likewise.
909 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
911 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
912 an extra 'decl' for error_at.
914 2009-07-07 Jakub Jelinek <jakub@redhat.com>
917 * tree-tailcall.c (adjust_return_value_with_ops,
918 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
919 if it has complex or vector type.
921 2009-07-07 Olivier Hainque <hainque@adacore.com>
923 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
926 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
928 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
930 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
932 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
933 * c-decl.c: Likewise.
934 * function.c: Likewise.
935 * varasm.c: Likewise.
936 * tree-ssa.c: Likewise.
937 * c-common.c: Likewise.
938 * tree-cfg.c: Likewise.
939 * config/spu/spu.c: Likewise.
940 * config/ia64/ia64.c: Likewise.
941 * config/v850/v850.c: Likewise.
943 2009-07-06 DJ Delorie <dj@redhat.com>
945 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
946 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
947 unspecified accesses to control registers.
948 * config/mep/intrinsics.md: Regenerate.
949 * config/mep/intrinsics.h: Regenerate.
950 * config/mep/mep-intrin.h: Regenerate.
952 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
954 * c-lex.c: Replace %H by an explicit location. Update all calls.
955 * c-common.c: Likewise.
956 * c-decl.c: Likewise.
957 * c-typeck.c: Likewise.
958 * fold-const.c: Likewise.
959 * gimplify.c: Likewise.
961 * tree-cfg.c: Likewise.
962 * tree-ssa-loop-niter.c: Likewise.
963 * tree-vrp.c: Likewise.
964 * value-prof.c: Likewise.
966 2009-07-06 Diego Novillo <dnovillo@google.com>
968 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
969 if it has one. Handle cases where VAR does not have an
970 annotation or cfun is NULL.
972 2009-07-06 Diego Novillo <dnovillo@google.com>
974 * tree.c: Include debug.h.
975 (initialize_tree_contains_struct): New.
976 (init_ttree): Call it.
977 (tree_node_structure_for_code): Factor out of ...
978 (tree_node_structure): ... here.
979 * treestruct.def (TS_PHI_NODE): Remove.
980 (TS_GIMPLE_STATEMENT): Remove.
982 2009-07-06 Diego Novillo <dnovillo@google.com>
984 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
985 (debug_tree_chain): Handle cycles.
987 2009-07-06 Nick Clifton <nickc@redhat.com>
988 DJ Delorie <dj@redhat.com>
990 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
991 __FMOVD_ENABLED__ is defined.
993 (TARGET_FMOVD): Provide a default definition.
994 (MASK_FMOVD): Likewise.
995 (TARGET_CPU_CPP_BUILTINS): Define
996 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
997 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
998 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
999 (split for DF load from memory into register): Also handle
1000 MEMs which consist of REG+DISP addressing.
1001 (split for DF store from register to memory): Likewise.
1002 (movsf_ie): Always use single fp_mode.
1003 * config/sh/sh.c (sh_override_options): Do not automatically
1004 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1005 that to the -mfmovd command line switch.
1006 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1007 (fldi_ok): Always allow.
1008 * config/sh/sh.opt (mfmovd): Remove this switch.
1009 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1011 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1012 Kaz Kojima <kkojima@gcc.gnu.org>
1014 PR rtl-optimization/30807
1015 * postreload.c (reload_combine): For every new use of REG_SUM,
1016 record the use of BASE.
1018 2009-07-06 Jan Hubicka <jh@suse.cz>
1020 * params.def: Revert my accidental commit at 2009-06-30.
1022 2009-07-04 Ian Lance Taylor <iant@google.com>
1025 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1027 (mingw_format_attribute_overrides): Likewise.
1029 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1032 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1033 don't check cfa.reg. Instead of cfa.indirect use
1034 fde && fde->drap_reg != INVALID_REGNUM test.
1036 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1038 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1040 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1043 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1045 2009-07-03 Richard Guenther <rguenther@suse.de>
1047 PR tree-optimization/40640
1048 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1051 2009-07-03 Jan Hubicka <jh@suse.cz>
1053 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1054 for size, reduce amount of inlining.
1056 2009-07-03 Richard Guenther <rguenther@suse.de>
1059 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1060 if t +- x is known to not overflow and the conversion widens the
1062 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1064 2009-07-03 Jan Hubicka <jh@suse.cz>
1066 * ipa-pure-const.c (analyze): Update loop optimizer init.
1067 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1068 try_remove_empty_loop, remove_empty_loops): Remove.
1069 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1070 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1071 to mark regular loops as neccesary.
1072 (degenerate_phi_p): New function.
1073 (propagate_necessity, remove_dead_phis): Use it.
1074 (forward_edge_to_pdom): Likewise.
1075 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1076 virtual PHI nodes that became unreachable.
1077 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1078 * tree-flow.h (remove_empty_loops): Remove.
1079 * passes.c (init_optimization_passes): Remove.
1081 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1083 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1084 can_create_pseudo_p.
1085 (*fix_trunc<mode>_i387_1): Ditto.
1086 (*floathi<mode>2_1): Ditto.
1087 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1088 (*fistdi2_1): Ditto.
1089 (*fist<mode>2_1): Ditto.
1090 (frndintxf2_floor): Ditto.
1091 (*fist<mode>2_floor_1): Ditto.
1092 (frndintxf2_ceil): Ditto.
1093 (*fist<mode>2_ceil_1): Ditto.
1094 (frndintxf2_trunc): Ditto.
1095 (frndintxf2_mask_pm): Ditto.
1096 (fxam<mode>2_i387_with_temp): Ditto.
1097 * config/i386/sse.md (mulv16qi3): Ditto.
1098 (*sse2_mulv4si3): Ditto.
1100 (sse4_2_pcmpestr): Ditto.
1101 (sse4_2_pcmpistr): Ditto.
1103 2009-07-03 Jan Hubicka <jh@suse.cz>
1105 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1106 (mark_stmt_necessary): Set it.
1107 (mark_operand_necessary): Set it.
1108 (mark_control_dependent_edges_necessary): Set it.
1109 (mark_virtual_phi_result_for_renaming): New function.
1110 (get_live_post_dom): New function.
1111 (forward_edge_to_pdom): New function.
1112 (remove_dead_stmt): Fix handling of control dependences.
1113 (tree_dce_init): Init new bitmap.
1114 (tree_dce_done): Free it.
1116 2009-07-02 Richard Guenther <rguenther@suse.de>
1119 * tree-ssa-structalias.c (new_var_info): Initialize
1122 2009-07-02 Jan Hubicka <jh@suse.cz>
1124 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1127 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1129 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1130 instead of recomputing it. Adjust calls.
1131 (emit_store_flag): Adjust recursive calls.
1133 2009-07-02 Richard Guenther <rguenther@suse.de>
1135 * tree-ssa-live.c (remove_unused_locals): Do not remove
1137 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1138 of DECL_EXTERNAL for HEAP variables.
1139 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1140 HEAP variables. Do not adjust RESTRICT vars.
1141 (find_what_var_points_to): Nobody cares if something
1144 2009-07-02 Ben Elliston <bje@au.ibm.com>
1146 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1147 pc_low and pc_high declarations to the top of the function.
1149 2009-07-01 DJ Delorie <dj@redhat.com>
1151 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1153 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1154 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1155 unspecified accesses to control registers.
1156 * config/mep/intrinsics.md: Regenerate.
1157 * config/mep/intrinsics.h: Regenerate.
1158 * config/mep/mep-intrin.h: Regenerate.
1160 2009-07-01 Anthony Green <green@moxielogic.com>
1162 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1163 instruction when possible.
1164 (moxie_expand_prologue): Ditto. Also, save an instruction and
1165 some complexity by popping off of $r12 instead of $sp.
1166 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1169 2009-07-01 Richard Henderson <rth@redhat.com>
1172 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1173 contained no insns, reposition note before last insn.
1175 2009-07-01 Richard Henderson <rth@redhat.com>
1178 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1179 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1181 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1184 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1185 darwin9 for printing reg addresses with %y.
1187 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1189 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1190 truncation from operands in binary operations.
1192 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1195 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1196 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1197 subreg of op0 to the original op0.
1199 * expmed.c (store_bit_field_1): Use a temporary as the destination
1200 instead of a paradoxical subreg when we need to truncate the result.
1202 2009-07-01 DJ Delorie <dj@redhat.com>
1204 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1205 names to VLIW variants.
1206 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1207 * config/mep/intrinsics.md: Regenerate.
1208 * config/mep/intrinsics.h: Regenerate.
1209 * config/mep/mep-intrin.h: Regenerate.
1211 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1214 * jump.c (returnjump_p): Revert last patch.
1215 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1217 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1220 * pa.md (casesi32p): Use jump table label to determine the offset
1222 (casesi64p): Likewise.
1224 * pa.c (forward_branch_p): Return bool type. Use instruction
1225 addresses when available. Assert that INSN has a jump label.
1226 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1229 2009-07-01 Richard Guenther <rguenther@suse.de>
1231 PR tree-optimization/19831
1232 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1233 that only act as barriers do not make any previous stores necessary.
1234 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1235 HEAP variables global, do not add a constraint from nonlocal.
1236 (find_func_aliases): Handle escapes through return statements.
1237 (compute_points_to_sets): Make escaped HEAP variables global.
1239 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1242 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1243 after reducing a DImode cstore to SImode.
1245 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1247 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1248 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1250 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1252 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1253 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1255 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1256 and umod_optab if TARGET_BSD_DIVMOD.
1257 * config/vax/lib1funcs.asm: New file.
1258 * config/vax/t-linux: New file.
1259 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1261 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1264 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1265 to type arguments that have void type.
1268 * dwarf2out.c (gen_formal_parameter_die): Call
1269 equate_decl_number_to_die if node is different from origin.
1271 2009-06-30 Anthony Green <green@moxielogic.com>
1273 Clean up moxie port for --enable-build-with-cxx.
1274 * config/moxie/moxie.c (moxie_function_value): First two
1275 parameters are const_tree, not tree.
1276 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1277 (REG_CLASS_NAMES): Ditto.
1278 (REGNO_REG_CLASS): Ditto.
1279 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1280 (moxie_function_value): Fix constyness of arguments.
1282 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1284 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1285 finalize_size_functions before further processing.
1286 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1287 (variable_size): Call self_referential_size on size expressions
1288 that contain a PLACEHOLDER_EXPR.
1289 (size_functions): New static variable.
1290 (copy_self_referential_tree_r): New static function.
1291 (self_referential_size): Likewise.
1292 (finalize_size_functions): New global function.
1293 * tree.c: Include tree-inline.h.
1294 (push_without_duplicates): New static function.
1295 (find_placeholder_in_expr): New global function.
1296 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1298 <tcc_expression>: Likewise.
1299 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1300 the call in the expression.
1301 * tree.h (finalize_size_functions): Declare.
1302 (find_placeholder_in_expr): Likewise.
1303 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1304 (substitute_placeholder_in_expr): Update comment.
1305 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1307 (copy_tree_body_r): Likewise.
1308 (copy_tree_body): New static function.
1309 (maybe_inline_call_in_expr): New global function.
1310 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1311 (maybe_inline_call_in_expr): Declare.
1312 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1313 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1316 2009-06-30 Richard Guenther <rguenther@suse.de>
1318 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1320 (propagate_necessity): Do not mark reaching defs of stores
1323 2009-06-30 Jan Hubicka <jh@suse.cz>
1325 * cfgloopanal.c (check_irred): Move into ...
1326 (mark_irreducible_loops): ... here; return true if ireducible
1328 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1329 (analyze_function): Try to prove loop finiteness.
1330 * cfgloop.h (mark_irreducible_loops): Update prototype.
1331 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1333 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1335 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1337 2009-06-30 Ira Rosen <irar@il.ibm.com>
1339 PR tree-optimization/40542
1340 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1343 2009-06-30 Martin Jambor <mjambor@suse.cz>
1345 PR tree-optimization/40582
1346 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1347 than useless_type_conversion_p.
1348 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1351 2009-06-30 Martin Jambor <mjambor@suse.cz>
1354 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1356 2009-06-30 Richard Guenther <rguenther@suse.de>
1358 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1359 use ao_ref references.
1360 (walk_aliased_vdefs): Likewise.
1361 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1362 * tree-ssa-dce.c (struct ref_data): Remove.
1363 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1364 (mark_aliased_reaching_defs_necessary): Adjust.
1365 (mark_all_reaching_defs_necessary_1): Likewise.
1367 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1370 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1371 (emit_store_flag_1): Extract from emit_store_flag, adjust
1372 calls to (what now is) emit_cstore.
1373 (emit_store_flag): Call emit_store_flag_1 and also use it
1374 for what used to be recursive calls.
1376 2009-06-30 Wei Guozhi <carrot@google.com>
1379 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1380 if the target bb post dominates from bb.
1381 * config/i386/i386.c (memory_address_length): Check existence of base
1382 register before using it.
1384 2009-06-30 Nick Clifton <nickc@redhat.com>
1385 DJ Delorie <dj@redhat.com>
1387 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1388 __FMOVD_ENABLED__ is defined.
1390 (TARGET_FMOVD): Provide a default definition.
1391 (MASK_FMOVD): Likewise.
1392 (TARGET_CPU_CPP_BUILTINS): Define
1393 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1394 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1395 two fmov instructions depending upon whether TARGET_FMOVD is
1397 (split for DF load from memory into register): Also handle
1398 MEMs which consist of REG+DISP addressing.
1399 (split for DF store from register to memory): Likewise.
1400 * config/sh/sh.opt (mfmovd): Remove this switch.
1401 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1402 * config/sh/sh.c (sh_override_options): Do not automatically
1403 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1404 that to the -mfmovd command line switch.
1406 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1408 (fldi_ok): Always allow.
1409 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1411 2009-06-29 DJ Delorie <dj@redhat.com>
1413 * doc/install.texi (mep-x-elf): Correct chip's full name.
1415 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1417 * doc/extend.texi: Fix typo.
1419 2009-06-29 Tom Tromey <tromey@redhat.com>
1422 * Makefile.in (DWARF2_H): New variable.
1424 (dwarf2out.o): Likewise.
1425 (dwarf2asm.o): Likewise.
1426 * config/i386/t-i386: Use DWARF2_H.
1427 * except.c: Include elf/dwarf2.h.
1428 * unwind-dw2.c: Include elf/dwarf2.h.
1429 * dwarf2out.c: Include elf/dwarf2.h.
1430 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1431 <dtprel>: New field.
1432 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1433 (size_of_loc_descr): Likewise.
1434 (output_loc_operands_raw): Likewise.
1435 (output_loc_operands): Handle new dtprel field.
1436 (loc_checksum): Update.
1437 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1438 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1439 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1440 * dwarf2asm.c: Include elf/dwarf2.h.
1441 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1442 * config/mmix/mmix.c: Include elf/dwarf2.h.
1443 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1444 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1445 * config/sh/sh.c: Include elf/dwarf2.h.
1446 * config/i386/i386.c: Include elf/dwarf2.h.
1448 2009-06-29 DJ Delorie <dj@redhat.com>
1450 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1452 * doc/extend.texi: Add MeP attributes and pragmas.
1453 * doc/invoke.text: Add MeP Options.
1454 * doc/contrib.texi: Add MeP contribution.
1455 * doc/md.texi: Add MeP constraints.
1456 * doc/install.texi: Add MeP target.
1458 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1460 * target.h (struct gcc_target): Add frame_pointer_required field.
1461 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1462 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1463 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1465 * reload1.c (update_eliminables): (Ditto.).
1466 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1467 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1468 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1470 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1472 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1473 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1474 (arm_frame_pointer_required): New function.
1476 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1477 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1478 (avr_frame_pointer_required_p): Declare as static.
1479 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1481 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1482 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1483 (bfin_frame_pointer_required): Make as static, change return type
1485 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1487 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1488 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1489 (cris_frame_pointer_required): New function.
1491 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1493 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1494 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1495 (fr30_frame_pointer_required): New function.
1497 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1498 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1499 (frv_frame_pointer_required): Make as static, change return type
1501 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1503 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1504 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1505 (ix86_frame_pointer_required): Make as static, change return type to
1507 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1509 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1510 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1512 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1514 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1516 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1518 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1519 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1520 (mips_frame_pointer_required): Make as static.
1521 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1523 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1524 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1525 (mmix_frame_pointer_required): Mew function.
1527 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1528 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1530 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1532 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1534 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1536 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1537 (CAN_ELIMINATE): Redefine.
1538 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1539 (sparc_frame_pointer_required): New function.
1540 (sparc_can_eliminate): New function.
1541 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1543 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1544 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1546 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1547 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1548 (xtensa_frame_pointer_required): Make as static, change return type
1550 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1553 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1555 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1556 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1557 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1558 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1559 (register_callback): Handle PLUGIN_START_UNIT.
1560 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1562 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1564 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1566 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1567 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1569 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1571 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1574 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1576 * doc/extend.texi (Additional Floating Types): __float128 is also
1577 supported on i386 targets.
1579 2009-06-29 Richard Guenther <rguenther@suse.de>
1582 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1584 (pt_solutions_same_restrict_base): Declare.
1585 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1587 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1588 (make_constraint_from, make_copy_constraint): Move earlier.
1589 (make_constraint_from_heapvar): New function.
1590 (make_constraint_from_restrict): Likewise.
1591 (handle_lhs_call): Use it.
1592 (find_func_aliases): Use it to track conversions to restrict
1594 (struct fieldoff): Add only_restrict_pointers flag.
1595 (push_fields_onto_fieldstack): Initialize it.
1596 (create_variable_info_for): Track global restrict qualified pointers.
1597 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1598 Track restrict qualified pointer arguments.
1599 (set_uids_in_ptset): Use varinfo is_global_var flag.
1600 (find_what_var_points_to): Set the vars_contains_restrict flag.
1601 Always create the points-to solution for sets including restrict tags.
1602 (pt_solutions_same_restrict_base): New function.
1603 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1604 qualified pointers use pt_solutions_same_restrict_base as
1605 additional source for disambiguation.
1607 2009-06-29 Richard Guenther <rguenther@suse.de>
1610 * alias.c (find_base_decl): Remove.
1611 (get_deref_alias_set_1): Remove restrict handling.
1612 * c-common.c (c_apply_type_quals_to_decl): Do not set
1613 DECL_POINTER_ALIAS_SET.
1614 * gimplify.c (find_single_pointer_decl_1): Remove.
1615 (find_single_pointer_decl): Likewise.
1616 (internal_get_tmp_var): Remove restrict handling.
1617 (gimple_regimplify_operands): Likewise.
1618 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1619 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1620 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1621 * tree.c (restrict_base_for_decl): Remove.
1622 (init_ttree): Do not allocate it.
1623 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1624 LABEL_DECL_UID for label decls.
1625 (copy_node_stat): Do not copy restrict information.
1626 (decl_restrict_base_lookup): Remove.
1627 (decl_restrict_base_insert): Likewise.
1628 (print_restrict_base_statistics): Likewise.
1629 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1630 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1631 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1632 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1633 (LABEL_DECL_UID): Adjust.
1634 (DECL_BASED_ON_RESTRICT_P): Remove.
1635 (DECL_GET_RESTRICT_BASE): Likewise.
1636 (SET_DECL_RESTRICT_BASE): Likewise.
1637 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1639 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1640 instead of DECL_POINTER_ALIAS_SET.
1641 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1642 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1643 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1645 2009-06-29 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/40579
1648 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1649 the IL to simplify has constants that overflowed.
1651 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1653 PR tree-optimization/40550
1654 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1655 vector_compute_type only when the size of vector_compute_type is
1656 less than the size of type.
1658 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1660 * fold-const.c (contains_label_1): Fix comments.
1661 (contains_label_p): Do not walk trees multiple time.
1663 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1665 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1666 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1667 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1668 ix86_fp_comparison_operator.
1669 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1670 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1671 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1672 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1673 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1674 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1675 (related splits): Change predicate to ix86_fp_comparison_operator.
1676 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1677 instead of ix86_fp_comparison_codes.
1678 (ix86_trivial_fp_comparison_operator,
1679 ix86_fp_comparison_operator): New.
1680 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1681 (ix86_expand_compare): Eliminate last two parameters.
1682 (ix86_fp_jump_nontrivial_p): Kill.
1683 * config/i386/i386.c (put_condition_code): Eliminate call to
1684 ix86_fp_comparison_codes and subsequent assertion.
1685 (ix86_fp_comparison_codes): Eliminate.
1686 (ix86_fp_swap_condition): New.
1687 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1688 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1689 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1690 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1691 and ix86_fp_swap_condition.
1692 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1693 Use ix86_fp_comparison_strategy.
1694 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1695 (ix86_fp_jump_nontrivial_p): Eliminate.
1696 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1697 call to ix86_expand_compare.
1698 (ix86_split_fp_branch, ix86_expand_setcc,
1699 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1700 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1702 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1704 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1705 related to jump_clobbers.
1706 * config/arm/arm.md (conds): Remove jump_clob case.
1707 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1708 splits): Change comparison_operator to arm_comparison_operator.
1709 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1712 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1714 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1715 condition for floating point modes.
1716 * expmed.c (emit_store_flag_1): Move here a bigger part
1718 (emit_store_flag): Try swapping the condition for floating point
1720 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1722 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1724 * expr.c (expand_expr_real_1): Just use do_store_flag.
1725 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1726 emit_store_flag_force.
1727 * expmed.c (emit_store_flag_force): Copy here trick
1728 previously in expand_expr_real_1. Try reversing the comparison.
1729 (emit_store_flag_1): Work if target is NULL.
1730 (emit_store_flag): Work if target is NULL, using the result mode
1731 from the comparison. Use split_comparison, restructure final part
1732 to simplify conditionals.
1734 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1736 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1737 * dojump.c (do_jump): Change handling of floating-point
1738 ops to use just do_compare_and_jump.
1739 (split_comparison): New.
1740 (do_compare_rtx_and_jump): Add here logic coming previously
1741 in do_jump, using split_comparison.
1743 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1746 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1748 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1750 * tree-ssa-alias.c: Fix unintentional commit.
1752 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1754 * passes.c (execute_one_pass): Fix unintentional commit.
1756 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1758 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1759 (df_rd_local_compute, df_md_local_compute): Inline them.
1761 (df_md_scratch): New.
1762 (df_md_alloc, df_md_free): Allocate/free it.
1763 (df_md_local_compute): Only include live registers in init.
1764 (df_md_transfer_function): Prune the in-set computed by
1765 the confluence function, and the gen-set too.
1767 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1769 PR rtl-optimization/26854
1770 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1771 * df-problems.c (df_rd_add_problem): Fix comment.
1772 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1773 df_md_simulate_artificial_defs_at_top,
1774 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1775 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1776 df_md_transfer_function, df_md_init, df_md_confluence_0,
1777 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1778 problem_MD, df_md_add_problem): New.
1779 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1780 df_md_get_bb_info): New.
1781 (DF_LAST_PROBLEM_PLUS1): Adjust.
1783 * Makefile.in (fwprop.o): Include domwalk.h.
1784 * fwprop.c: Include domwalk.h.
1785 (reg_defs, reg_defs_stack): New.
1786 (bitmap_only_bit_between): Remove.
1787 (process_defs): New.
1788 (process_uses): Use reg_defs and local_md instead of
1789 bitmap_only_bit_between and local_rd.
1790 (single_def_use_enter_block): New, from build_single_def_use_links.
1791 (single_def_use_leave_block): New.
1792 (build_single_def_use_links): Remove code moved to
1793 single_def_use_enter_block, invoke domwalk.
1794 (use_killed_between): Adjust comment.
1796 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1798 * bitmap.h (bitmap_ior_and_into): New.
1799 * bitmap.c (bitmap_ior_and_into): New.
1801 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1803 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1804 before_dom_children_before_stmts and after_dom_children_after_stmts.
1805 Rename the two remaining callbacks to just before_dom_children and
1806 after_dom_children. Remove other GIMPLE statement walking bits.
1807 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1808 * graphite.c: Do not include domwalk.h.
1809 * tree-into-ssa.c (interesting_blocks): New global.
1810 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1811 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1812 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1813 now that they're not domwalk callbacks.
1814 (rewrite_initialize_block): Rename to...
1815 (rewrite_enter_block): ... this, place after called functions. Test
1816 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1817 (rewrite_finalize_block): Rename to...
1818 (rewrite_leave_block): ... this, place after called functions.
1819 (rewrite_update_init_block): Rename to...
1820 (rewrite_update_enter_block): ... this, place after called functions.
1821 Test interesting_blocks, call rewrite_update_stmt and
1822 rewrite_update_phi_arguments.
1823 (rewrite_update_fini_block): Rename to...
1824 (rewrite_leave_block): ... this, place after called functions.
1825 (rewrite_blocks): Remove last argument, simplify initialization of
1827 (mark_def_sites_initialize_block): Rename to...
1828 (mark_def_sites_block): ... this, call mark_def_sites.
1829 (mark_def_sites_blocks): Remove argument, simplify initialization of
1831 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1832 (update_ssa): Likewise.
1833 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1835 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1836 (dom_opt_initialize_block): Rename to...
1837 (dom_opt_enter_block): ... this, place after called functions. Walk
1838 statements here, inline propagate_to_outgoing_edges.
1839 (dom_opt_finalize_block): Rename to...
1840 (dom_opt_leave_block): ... this, place after called functions.
1841 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1843 (dse_enter_block, dse_record_phi): New.
1844 (dse_record_phis): Delete.
1845 (dse_finalize_block): Rename to...
1846 (dse_leave_block): ... this.
1847 (tree_ssa_dse): Simplify initialization of walk_data.
1848 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1849 Adjust initialization of walk_data.
1850 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1851 * tree-ssa-loop-phiopt.c (get_non_trapping):
1852 Adjust initialization of walk_data.
1853 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1854 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1855 it's not a domwalk callback.
1856 (uncprop_initialize_block): Rename to...
1857 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1858 (dse_finalize_block): Rename to...
1859 (dse_leave_block): ... this.
1860 (tree_ssa_uncprop): Simplify initialization of walk_data.
1861 * Makefile.in: Adjust dependencies.
1863 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1865 * arm.md (casesi): Fix test for Thumb1.
1866 (thumb1_casesi_internal_pic): Likewise.
1867 (thumb1_casesi_dispatch): Likewise.
1869 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1871 * config/arm/arm-cores.def: Added core cortex-m0.
1872 * config/arm/arm-tune.md: Regenerated.
1873 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1875 2009-06-26 DJ Delorie <dj@redhat.com>
1877 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1879 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1880 the scheduler doesn't tag jump insns.
1882 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1884 * c-decl.c (merge_decls): Re-indent.
1886 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1889 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1890 Special-case decimal float constants.
1892 2009-06-26 Richard Henderson <rth@redhat.com>
1894 * function.h (struct function): Add cannot_be_copied_reason,
1895 and cannot_be_copied_set.
1896 * tree-inline.c (has_label_address_in_static_1): Rename from
1897 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1898 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1899 don't set inline_forbidden_reason.
1900 (copy_forbidden): New function, split out of inline_forbidden_p.
1901 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1902 (inline_forbidden_p): Use copy_forbidden.
1903 (tree_versionable_function_p): Likewise.
1904 (inlinable_function_p): Merge into tree_inlinable_function_p.
1905 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1906 * ipa-cp.c (ipcp_versionable_function_p): New function.
1907 (ipcp_cloning_candidate_p): Use it.
1908 (ipcp_node_modifiable_p): Likewise.
1910 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1912 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1913 that is marked not to be inlined. Remove flag_mudflap use.
1914 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1915 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1917 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1920 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1921 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1923 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1925 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1927 (__mingwthr_remove_key_dtor): Likewise.
1929 2009-06-26 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1933 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1936 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1937 try the non-cond_exec path also.
1939 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1942 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1943 (output_cbranch): Use new functions.
1944 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1947 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1948 Pat Haugen <pthaugen@us.ibm.com>
1949 Revital Eres <ERES@il.ibm.com>
1951 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1952 for %c error. Add %x support to print VSX registers as a unified
1953 register set, instead of separate float and altivec registers.
1954 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1955 %y case, and add support for VSX pre-modify addresses.
1956 (output_toc): Add assert for CONST containing an integer constant
1958 (rs6000_adjust_cost): Add POWER7 support.
1959 (insn_must_be_first_in_group): Ditto.
1960 (insn_must_be_last_in_group): Ditto.
1961 (rs6000_emit_popcount): Ditto.
1962 (rs6000_vector_mode_supported_p): Ditto.
1964 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1965 Change some of the functions called by macros to being called
1966 through a pointer, so debug functions can be inserted if
1967 -mdebug=addr or -mdebug=cost.
1968 (rs6000_preferred_reload_class_ptr): Ditto.
1969 (rs6000_secondary_reload_class_ptr): Ditto.
1970 (rs6000_secondary_memory_needed_ptr): Ditto.
1971 (rs6000_cannot_change_mode_class_ptr): Ditto.
1972 (rs6000_secondary_reload_inner): Ditto.
1973 (rs6000_legitimize_reload_address): Ditto.
1974 (rs6000_legitimize_reload_address_ptr): Ditto.
1975 (rs6000_mode_dependent_address): Ditto.
1976 (rs6000_mode_dependent_address_ptr): Ditto.
1978 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1979 function to return true if the mode allows reg + integer
1981 (virtual_stack_registers_memory_p): New function to return true if
1982 the address refers to a virtual stack register.
1983 (rs6000_legitimate_offset_address_p): Move code to say whether a
1984 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1986 (rs6000_legitimate_address_p): Add checks for modes that only can
1987 do reg+reg addressing. Start adding VSX support.
1988 (rs6000_legitimize_reload_address): Ditto.
1989 (rs6000_legitimize_address): Ditto.
1990 (rs6000_debug_legitimate_address_p): New debug functions for
1991 -mdebug=addr and -mdebug=cost.
1992 (rs6000_debug_rtx_costs): Ditto.
1993 (rs6000_debug_address_costs): Ditto.
1994 (rs6000_debug_adjust_cost): Ditto.
1995 (rs6000_debug_legitimize_address): Ditto.
1996 (rs6000_legitimize_reload_address_ptr): Point to call normal
1997 function or debug function. Make functions called via pointer
1999 (rs6000_mode_dependent_address_ptr): Ditto.
2000 (rs6000_secondary_reload_class_ptr): Ditto.
2001 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2002 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2003 into a friendlier error.
2004 (rs6000_init_builtins): Add initial VSX support.
2005 (rs6000_adjust_cost): Fix some spacing issues.
2007 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2008 (REG_CLASS_NAMES): Ditto.
2009 (REG_CLASS_CONTENTS): Ditto.
2010 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2011 pointer, to add -mdebug=addr support.
2012 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2013 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2014 -mdebug=addr support.
2015 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2016 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2017 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2019 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2021 (bswapsi*): Set attribute types for load/store. Add combiner
2022 patterns to eliminate zero extend on 64-bit.
2023 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2024 stdbrx if the hardware supports those instructions.
2026 2009-06-25 Ian Lance Taylor <iant@google.com>
2028 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2029 (Link Options): Document -static-libstdc++.
2031 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2034 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2035 DATA_ALIGNMENT instead.
2037 2009-06-25 Richard Guenther <rguenther@suse.de>
2039 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2040 indirect references against the callused/escaped solutions.
2041 (call_may_clobber_ref_p_1): Likewise.
2043 2009-06-25 Martin Jambor <mjambor@suse.cz>
2045 PR tree-optimization/40493
2046 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2047 (enum unscalarized_data_handling): New type.
2048 (handle_unscalarized_data_in_subtree): Return what has been done.
2049 (load_assign_lhs_subreplacements): Handle left flushes differently.
2050 (sra_modify_assign): Use unscalarized_data_handling, simplified
2051 condition determining whether to remove the statement.
2053 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2055 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2056 excerpt - @ should be doubled for texinfo.
2058 2009-06-24 Ian Lance Taylor <iant@google.com>
2060 * config/arc/arc.c: Include "df.h".
2061 (arc_attribute_table): Make static. Move higher in file.
2062 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2063 (output_shift): Initialize n later to avoid warning.
2064 * config/arm/arm.c (arm_attribute_table): Make static. Move
2066 * config/avr/avr.c (avr_attribute_table): Make static. Move
2068 (reg_class_tab): Change array type from int to enum reg_class.
2069 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2071 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2072 (lshrhi3_out): Likewise.
2073 (class_likely_spilled_p): Change return type to bool.
2074 (avr_rtx_costs): Use local code variable with enum type.
2075 * config/avr/avr.md (movmemhi): Use add_reg_note.
2076 (andhi3, andsi3): Don't use AS2 with "and".
2077 (iorhi3, iorsi3): Don't use AS2 with "or".
2078 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2079 * config/crx/crx.c: Include "df.h".
2080 (crx_attribute_table): Make static.
2081 * config/m32r/m32r.c: Include "df.h".
2082 (m32r_attribute_table): Make static. Move higher in file.
2083 (pop): Use add_reg_note.
2084 (block_move_call): Change 0 to LCT_NORMAL in function call.
2085 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2086 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2087 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2088 declare, not just when TREE_CODE is defined.
2089 * config/m68hc11/m68hc11.c: Include "expr.h".
2090 (m68hc11_attribute_table): Make static. Move higher in file.
2091 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2093 (m68hc11_register_indirect_p): Likewise.
2094 (m68hc11_function_arg_padding): Change return type to enum
2096 (emit_move_after_reload): Use add_reg_note.
2097 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2098 (m68hc11_split_logical): Likewise.
2099 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2101 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2102 to VOIDmode in function call.
2103 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2105 (m68hc11_split_logical): Update declaration.
2106 (m68hc11_function_arg_padding): Update declaration.
2107 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2108 to array of enum reg_class.
2109 (mcore_attribute_table): Make static. Move higher in file.
2110 (mcore_rtx_costs): Add cast to enum type.
2111 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2112 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2113 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2115 * config/sh/predicates.md (trapping_target_operand): Rename and to
2117 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2119 * config/spu/spu.c (spu_attribute_table): Make static. Move
2121 * config/v850/v850.c (v850_attribute_table): Make static. Move
2123 (v850_rtx_costs): Use local code with enum type.
2124 (expand_epilogue): Add cast.
2125 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2127 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2130 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2131 -m2a-single-only and -m2a-nofpu.
2132 * config/sh/sh.opt: Document m2a generates FPU code.
2134 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2136 * defaults.h (CAN_ELIMINATE): Provide default.
2137 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2138 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2139 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2140 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2141 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2142 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2143 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2144 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2145 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2146 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2148 2009-06-24 DJ Delorie <dj@redhat.com>
2150 * mep-ext-cop.cpu: Fix copyright notice.
2151 * mep-default: Fix copyright notice.
2152 * mep-core: Fix copyright notice.
2153 * mep: Fix copyright notice.
2154 * mep-ivc2: Fix copyright notice.
2155 * mep-c5: Fix copyright notice.
2157 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2159 * doc/contrib.texi (Contributors):
2161 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2164 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2165 src and dst operands if necessary.
2167 2009-06-23 DJ Delorie <dj@redhat.com>
2170 * config.gcc: Add mep support.
2171 * recog.c: Resurrect validate_replace_rtx_subexp().
2172 * recog.h: Likewise.
2173 * config/mep/: Add new port:
2174 * config/mep/constraints.md: New file.
2175 * config/mep/default.h: New file.
2176 * config/mep/intrinsics.h: New file.
2177 * config/mep/intrinsics.md: New file.
2178 * config/mep/ivc2-template.h: New file.
2179 * config/mep/mep-c5.cpu: New file.
2180 * config/mep/mep-core.cpu: New file.
2181 * config/mep/mep-default.cpu: New file.
2182 * config/mep/mep-ext-cop.cpu: New file.
2183 * config/mep/mep-intrin.h: New file.
2184 * config/mep/mep-ivc2.cpu: New file.
2185 * config/mep/mep-lib1.asm: New file.
2186 * config/mep/mep-lib2.c: New file.
2187 * config/mep/mep-pragma.c: New file.
2188 * config/mep/mep-protos.h: New file.
2189 * config/mep/mep-tramp.c: New file.
2190 * config/mep/mep.c: New file.
2191 * config/mep/mep.cpu: New file.
2192 * config/mep/mep.h: New file.
2193 * config/mep/mep.md: New file.
2194 * config/mep/mep.opt: New file.
2195 * config/mep/predicates.md: New file.
2196 * config/mep/t-mep: New file.
2198 2009-06-23 Ian Lance Taylor <iant@google.com>
2200 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2201 from loose_warn into c_loose_warn and from strict_warn into
2202 c_strict_warn. Set and substitute warn_cxxflags. Check for
2203 --enable-build-with-cxx. Set and substitute
2204 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2205 * Makefile.in (CXXFLAGS): New variable.
2206 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2207 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2208 the default is the same as $(STRICT_WARN).
2209 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2210 (CXX): New variable.
2211 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2212 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2213 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2214 (HOST_LIBS): New variable.
2215 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2216 (ALL_CXXFLAGS): New variable.
2217 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2218 * doc/install.texi (Configuration): Document
2219 --enable-build-with-cxx, --with-stage1-ldflags,
2220 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2221 * configure: Rebuild.
2223 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2225 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2226 from previous commit.
2228 2009-06-23 Ian Lance Taylor <iant@google.com>
2230 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2232 2009-06-23 Ian Lance Taylor <iant@google.com>
2234 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2235 with ATTRIBUTE_UNUSED.
2237 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2238 Pat Haugen <pthaugen@us.ibm.com>
2239 Revital Eres <eres@il.ibm.com>
2241 * config.in (HAVE_AS_POPCNTD): Add default definition.
2242 (HAVE_AS_LWSYNC): Ditto.
2244 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2246 (gcc_cv_as_powerpc_cmpb): Ditto.
2247 (gcc_cv_as_powerpc_dfp): Ditto.
2248 (gcc_cv_as_powerpc_vsx): Ditto.
2249 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2250 supporting the popcntd/lwsync instructions.
2251 (gcc_cv_as_powerpc_lwsync): Ditto.
2252 * configure: Regenerate.
2254 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2255 -mcpu=native and -mcpu=power7.
2256 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2258 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2259 a variable instead of a mask to reduce the number of mask bits.
2260 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2261 (-mbit-word): Ditto.
2262 (-mregnames): Ditto.
2263 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2264 (-mfused-madd): Ditto.
2266 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2268 (-mvsx): New switch for VSX instructions.
2269 (-misel): Move from a variable to a mask to allow it to be set by
2272 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2273 function declaration to an array declaration.
2274 (rs6000_hard_regno_nregs): New external array declaration.
2276 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2277 files included by rs6000.md.
2279 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2280 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2282 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2284 (rs6000_debug_reg): New -mdebug= variables.
2285 (rs6000_debug_addr): Ditto.
2286 (rs6000_debug_cost): Ditto.
2287 (rs6000_pmode): New variable to hold Pmode.
2288 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2289 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2290 calculated at compiler start.
2291 (rs6000_hard_regno_nregs): Change function to an array which holds
2292 HARD_REGNO_NREGS calculated at compiler start.
2293 (rs6000_explicit_options): Delete isel field.
2294 (rs6000_vector_unit): New array to hold which vector unit
2295 supports arithmetic options for a given type.
2296 (rs6000_vector_mem): New array to hold which vector unit supports
2297 memory reference operations for a given type.
2298 (rs6000_vector_align): New array to given the alignment of each
2300 (power7_cost): New basic costs for power7.
2301 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2302 (rs6000_hard_regno_nregs_internal): New function, moved from
2303 HARD_REGNO_NREGS, to calculate the number of registers each hard
2304 register takes for each type.
2305 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2306 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2307 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2308 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2309 unit information here so it is calculated once at compiler startup
2311 (rs6000_override_options): Make -misel a target mask. Add more
2312 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2313 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2315 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2316 (rs6000_handle_option): Move -misel from variable to target mask.
2317 (rs6000_builtin_mask_for_load): Add VSX support.
2318 (rs6000_conditional_register_usage): Ditto.
2319 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2320 (function_arg_boundary): Ditto.
2321 (rs6000_expand_builtin): Ditto.
2322 (def_builtin): Make abort message a little friendlier.
2323 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2325 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2326 assembler support the popcntd instruction instead of a vsx
2327 instruction to enable power7 support.
2328 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2329 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2330 option to the assembler if -mcpu=native.
2331 (ASM_CPU_NATIVE_SPEC): Ditto.
2332 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2334 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2335 the lwsync instruction.
2336 (enum processor_type): Add PROCESSOR_POWER7.
2337 (rs6000_debug_reg): New -mdebug= options.
2338 (rs6000_debug_addr): Ditto.
2339 (rs6000_debug_cost): Ditto.
2340 (rs6000_isel): Delete.
2341 (enum rs6000_vector): New enum to say what vector unit we have.
2342 (VECTOR_UNIT_*): New macros to say which vector unit has
2343 arithmetic operations for a given type.
2344 (VECTOR_MEM_*): New macros to say which vector unit has memory
2345 operations for a given type.
2346 (TARGET_LDBRX): Whether the machine supports the ldbrx
2348 (TARGET_ISEL): Delete, -misel moved to be a mask.
2349 (TARGET_ISEL64): New macro for 64-bit isel support.
2350 (UNITS_PER_VSX_WORD): New macro.
2351 (POINTER_SIZE): Move to be an external variable, rather than
2352 calculating whether we are generating 32 ot 64-bit code.
2354 (STACK_BOUNDARY): Add VSX support.
2355 (LOCAL_ALIGNMENT): Ditto.
2356 (SLOW_UNALIGNED_ACCESS): Ditto.
2357 (VSX_REGNO_P): New macro for VSX support.
2358 (VFLOAT_REGNO_P): Ditto.
2359 (VINT_REGNO_P): Ditto.
2360 (VLOGICAL_REGNO_P): Ditto.
2361 (VSX_VECTOR_MODE): Ditto.
2362 (VSX_SCALAR_MODE): Ditto.
2364 (VSX_MOVE_MODE): Ditto.
2365 (VSX_REG_CLASS_P): Ditto.
2366 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2368 (UNITS_PER_SIMD_WORD): Add VSX support.
2369 (MODES_TIEABLE_P): Ditto.
2370 (STARTING_FRAME_OFFSET): Ditto.
2371 (STACK_DYNAMIC_OFFSET): Ditto.
2372 (EPILOGUE_USES): Ditto.
2373 (REGNO_REG_CLASS): Move to array lookup.
2374 (CLASS_MAX_NREGS): Ditto.
2375 (rs6000_vector_reg_class): Add declaration.
2376 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2377 overlap with the floating point and Altivec registers.
2379 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2381 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2382 give the appropriate asm switches if -mcpu=native.
2383 (host_detect_local_cpu): Add support for "asm".
2384 (host_detect_local_cpu): Follow GNU code guidelines for name.
2386 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2387 -mbit-word to a variable instead of being a target mask.
2389 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2390 emit the lwsync instruction instead of emitting the instruction as
2391 an integer constant.
2393 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2394 fixuns_trundfsi2, move expander into rs6000.md.
2396 * config/rs6000/rs6000.md (cpu): Add power7.
2397 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2398 (logical predicate patterns): Change the single instruction
2399 primitives that set CR0 to be fast_compare instead of compare.
2401 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2402 (popcntddi2): Ditto.
2403 (popcount<mode>): Ditto.
2404 (floating multiply/add insns): Name the floating point
2406 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2407 (isel_unsigned_<mode>): Ditto.
2408 (fixuns_trundfsi2): Move expander here from spe.md.
2409 (smindi3): Define if we have -misel on 64-bit systems.
2414 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2416 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2418 * config/avr/avr.c (avr_current_device): New variable.
2419 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2420 (avr_arch, mcu_type_s): Move to avr.h.
2421 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2422 default_data_section_start fields.
2423 (avr_arch): Moved from avr.c.
2424 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2425 library_name fields.
2426 (avr_current_device, avr_mcu_types, avr_arch_types,
2427 avr_device_to_arch, avr_device_to_data_start,
2428 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2429 (EXTRA_SPEC_FUNCTIONS): Define.
2430 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2431 options mapping. Use device_to_arch and device_to_data_start insted.
2432 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2433 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2434 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2435 * config/avr/driver-avr.c: New file.
2436 * config/avr/avr-devices.c: New file.
2438 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2440 * var-tracking.c (unshare_variable): Force initialized to
2441 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2442 (set_variable_part): Likewise.
2443 (struct variable_union_info): Remove pos_src field.
2444 (vui_vec, vui_allocated): New variables.
2445 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2446 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2447 == 1 use a simpler sorting algorithm. Compute pos field right
2448 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2449 Avoid quadratic comparison if !flag_var_tracking_uninit.
2450 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2451 unshare_variable unconditionally.
2452 (dataflow_set_different_2): Removed.
2453 (dataflow_set_different): Don't traverse second hash table.
2454 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2455 unconditionally to var_reg_set or var_mem_set.
2456 (emit_notes_in_bb): Likewise.
2457 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2459 (emit_note_insn_var_location): Don't set initialized to
2460 VAR_INIT_STATUS_INITIALIZED early.
2461 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2463 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2465 * tree-object-size.c (addr_object_size): Instead of checking
2466 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2467 are no FIELD_DECLs following it.
2469 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2471 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2472 order to match bswaps with signed source operands.
2474 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2476 * sdbout.c (sdbout_one_type): Fix braces in switch.
2478 2009-06-23 Richard Guenther <rguenther@suse.de>
2480 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2482 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2483 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2484 var_callused, callused_tree, var_storedanything, storedanything_tree,
2485 var_integer, integer_tree): Remove global variables.
2486 (new_var_info): Do not pass new id, append the new var to the
2487 global variable vector.
2488 (do_ds_constraint): Use is_global_var member of the variable-info.
2489 (new_scalar_tmp_constraint_exp): Adjust.
2490 (create_function_info_for): Likewise.
2491 (create_variable_info_for): Likewise.
2492 (find_what_var_points_to): Remove dead code.
2493 (init_base_vars): Simplify.
2494 (compute_points_to_sets): Adjust.
2496 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2498 * combine.c (try_combine): Dump information about the insns we're
2501 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2503 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2504 check when calling force_to_mode on TRUNCATE's operand.
2506 2009-06-22 Ian Lance Taylor <iant@google.com>
2508 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2510 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2512 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2514 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2516 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2517 override library linkage flags such as -static-libgcc or
2520 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2522 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2524 2009-06-22 Ian Lance Taylor <iant@google.com>
2526 * config/linux.opt: Put mglibc ahead of muclibc.
2528 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2529 for duplicate decls.
2531 2009-06-22 Matthias Klose <doko@ubuntu.com>
2533 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2535 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2538 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2539 instead of NULL if a parser error occurs.
2541 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2543 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2544 non-DWARF2_DEBUGGING_INFO version.
2546 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2548 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2549 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2551 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2552 (LIBGCC2_TF_CEXT): Define.
2555 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2558 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2560 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2562 * config/arm/arm.c (arm_override_options): Disable
2563 -mcaller-super-interworking and -mcallee-super-interworking.
2564 * doc/invoke.texi (ARM Options): Document this.
2566 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2568 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2569 * config/arm/constraints.md (j): New constraint for movw operands.
2570 (N): Remove thumb2 meaning.
2571 * config/arm/arm.md (*arm_movw): Delete.
2572 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2573 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2574 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2576 2009-06-22 Martin Jambor <mjambor@suse.cz>
2578 PR tree-optimization/40492
2579 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2580 build_ref_for_offset.
2582 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2584 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2585 JUMP_TABLE_DATA_P predicates where applicable.
2586 * auto-inc-dec.c: Ditto.
2587 * builtins.c: Ditto.
2588 * caller-save.c: Ditto.
2590 * cfgcleanup.c: Ditto.
2591 * cfglayout.c: Ditto.
2594 * combine-stack-adj.c: Ditto.
2600 * dwarf2asm.c: Ditto.
2601 * dwarf2out.c: Ditto.
2602 * emit-rtl.c: Ditto.
2608 * function.c: Ditto.
2611 * genpreds.c: Ditto.
2612 * genrecog.c: Ditto.
2614 * ira-costs.c: Ditto.
2615 * ira-lives.c: Ditto.
2618 * lower-subreg.c: Ditto.
2619 * modulo-sched.c: Ditto.
2621 * postreload.c: Ditto.
2622 * print-rtl.c: Ditto.
2631 * sched-vis.c: Ditto.
2633 * sel-sched-ir.c: Ditto.
2634 * simplify-rtx.c: Ditto.
2635 * targhooks.c: Ditto.
2636 * var-tracking.c: Ditto.
2637 * vmsdbgout.c: Ditto.
2639 2009-06-22 Matthias Klose <doko@ubuntu.com>
2641 * Makefile.in (install-plugin): Always use DESTDIR.
2643 2009-06-22 Olivier Hainque <hainque@adacore.com>
2645 * config/pa/pa.c (output_call): Don't optimize post call jumps
2646 into return address adjustments if the call may throw.
2648 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2650 * arm.c (thumb1_output_casesi): New function.
2651 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2652 optimizing for size or PIC.
2653 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2654 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2655 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2656 (thumb1_casesi_internal_pic): New expand rule.
2657 (thumb1_casesi_dispatch): New pattern.
2658 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2660 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2661 in the text seciton when PIC or optimizing for size.
2662 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2663 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2664 preservation properties of code.
2665 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2666 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2667 (__gnu_thumb1_case_si): New function.
2668 * t-arm (LIB1ASMSRC): Define here.
2669 (LIB1ASMFUNCS): Add some common functions.
2670 * t-arm-elf (LIB1ASMSRC): Delete.
2671 (LIB1ASMFUNCS): Append to existing set.
2672 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2673 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2674 * t-symbian (LIB1ASMFUNCS): Likewise.
2675 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2676 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2678 2009-06-21 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/38729
2681 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2682 to loops with a single exit if -fno-expensive-optimizations.
2684 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2686 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2687 (dataflow_set): Change vars type from htab_t to shared_hash.
2688 (shared_hash_pool, empty_shared_hash): New variables.
2689 (vars_clear): Removed.
2690 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2691 shared_hash_find_slot_unshare, shared_hash_find_slot,
2692 shared_hash_find_slot_noinsert, shared_hash_find): New
2694 (shared_hash_unshare, shared_hash_destroy): New functions.
2695 (unshare_variable): Unshare set->vars if shared, use
2697 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2698 (get_init_value, find_src_set_src, dump_dataflow_set,
2699 clobber_variable_part, emit_notes_for_differences): Use
2701 (dataflow_set_init): Remove second argument, set vars to
2702 empty_shared_hash instead of creating a new htab.
2703 (dataflow_set_clear): Call shared_hash_destroy and set vars
2704 to empty_shared_hash instead of calling vars_clear.
2705 (dataflow_set_copy): Don't call vars_copy, instead just share
2706 the src htab with dst.
2707 (variable_union): Use shared_hash_*, use initially NO_INSERT
2708 lookup if set->vars is shared. Don't keep slot cleared before
2709 calling unshare_variable. Unshare set->vars if needed.
2710 Even ->refcount == 1 vars must be unshared if set->vars is shared
2711 and var needs to be modified.
2712 (variable_canonicalize): New function.
2713 (dataflow_set_union): If dst->vars is empty, just share src->vars
2714 with dst->vars and traverse with variable_canonicalize to canonicalize
2715 and unshare what is needed.
2716 (dataflow_set_different): If old_set and new_set use the same shared
2717 htab, they aren't different. If number of htab elements is different,
2718 htabs are different. Use shared_hash_*.
2719 (dataflow_set_destroy): Call shared_hash_destroy instead of
2721 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2722 second argument to dataflow_set_init.
2723 (vt_initialize): Likewise. Initialize shared_hash_pool and
2724 empty_shared_hash, move bb in/out initialization afterwards.
2725 Use variable_htab_free instead of NULL as changed_variables del hook.
2726 (variable_was_changed): Change type of second argument to pointer to
2727 dataflow_set. When inserting var into changed_variables, bump
2728 refcount. Unshare set->vars if set is shared htab and slot needs to
2730 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2731 lookup if set->vars is shared. Unshare set->vars if needed.
2732 Even ->refcount == 1 vars must be unshared if set->vars is shared
2733 and var needs to be modified. Adjust variable_was_changed caller.
2734 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2735 vars must be unshared if set->vars is shared and var needs to be
2736 modified. Adjust variable_was_changed caller.
2737 (emit_note_insn_var_location): Don't pool_free var.
2738 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2740 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2741 free_alloc_pool on shared_hash_pool.
2743 2009-06-20 Anthony Green <green@moxielogic.com>
2745 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2746 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2748 2009-06-20 Richard Guenther <rguenther@suse.de>
2750 * tree-ssa-structalias.c (find_func_aliases): For memset use
2751 a constraint from NULL if we memset to zero.
2752 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2753 we explicitly handle that do not read from memory.
2754 (call_may_clobber_ref_p_1): Properly handle builtins that may
2757 2009-06-20 Richard Guenther <rguenther@suse.de>
2759 PR tree-optimization/40495
2760 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2761 (new_scalar_tmp_constraint_exp): New function.
2762 (process_constraint): Do not create temporary decls.
2763 (process_all_all_constraints): Likewise.
2764 (handle_const_call): Likewise.
2765 (create_function_info_for): Do not set decl.
2767 2009-06-19 Ian Lance Taylor <iant@google.com>
2769 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2770 (rs6000_attribute_table): Make static; move before use.
2772 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2774 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2775 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2776 Propagate the TREE_READONLY flag without overwriting it.
2777 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2778 Propagate the TREE_READONLY flag onto the result.
2779 (process_call_operands): Move around. Use correct constant value.
2781 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2784 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2785 * config/arm/arm.md: Likewise.
2787 2009-06-19 Ian Lance Taylor <iant@google.com>
2789 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2790 to GIMPLE_ERROR_MARK.
2792 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2793 op2_original_type parameters. Warn about using different enum types.
2794 * c-parser.c (c_parser_conditional_expression): Pass original
2795 types to build_conditional_expr.
2796 * c-tree.h (build_conditional_expr): Update declaration.
2798 2009-06-19 Ian Lance Taylor <iant@google.com>
2800 * config/i386/i386.c (ix86_function_specific_save): Test that
2801 fields match values, rather than testing the values are in a
2804 2009-06-19 Richard Guenther <rguenther@suse.de>
2806 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2808 (ptr_derefs_may_alias_p): Likewise.
2809 (ptr_deref_may_alias_ref_p_1): New function.
2810 (ptr_deref_may_alias_ref_p): Likewise.
2811 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2812 covered by looking at the ESCAPED solution.
2813 (call_may_clobber_ref_p_1): Likewise.
2814 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2815 Handle NULL_TREE offset. Do not produce redundant constraints.
2816 (process_all_all_constraints): New helper function.
2817 (do_structure_copy): Use it.
2818 (handle_lhs_call): Likewise.
2819 (find_func_aliases): Handle some builtins with pointer arguments
2820 and/or return values explicitly.
2822 2009-06-19 Ian Lance Taylor <iant@google.com>
2824 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2826 2009-06-19 Ian Lance Taylor <iant@google.com>
2828 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2830 2009-06-19 Ian Lance Taylor <iant@google.com>
2832 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2833 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2836 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2837 uninitialized const.
2839 2009-06-19 Ian Lance Taylor <iant@google.com>
2841 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2844 * c-decl.c (in_struct, struct_types): Remove.
2845 (struct c_binding): Add in_struct field.
2846 (c_binding_ptr): Define type, along with VEC.
2847 (struct c_struct_parse_info): Define.
2848 (struct_parse_info): New static variable.
2849 (bind): Initialize in_struct field.
2850 (start_struct): Remove enclosing_in_struct and
2851 enclosing_struct_types parameters. Add
2852 enclosing_struct_parse_info parameter. Change all callers. Set
2853 struct_parse_info rather than in_struct and struct_types.
2854 (grokfield): If -Wc++-compat and there is a symbol binding for the
2855 field name, set the in_struct flag and push it on the
2856 struct_parse_info->fields vector.
2857 (warn_cxx_compat_finish_struct): New static function.
2858 (finish_struct): Remove enclosing_in_struct and
2859 enclosing_struct_types parameters. Add
2860 enclosing_struct_parse_info parameter. Change all callers. Don't
2861 set C_TYPE_DEFINED_IN_STRUCT here. Call
2862 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2863 parameter. Only push on struct_types if warn_cxx_compat.
2864 (finish_enum): Only push on struct_types if warn_cxx_compat.
2865 (declspecs_add_type): Add loc parameter. Change all callers.
2866 Change all error calls to error_at. Pass loc, not input_location,
2867 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2868 defined in a struct. If -Wc++-compat and parsing a struct, record
2869 that a typedef name was used.
2870 * c-parser.c (c_parser_declspecs): Get location to pass to
2872 (c_parser_struct_or_union_specifier): Update calls to start_struct
2874 * c-tree.h (struct c_struct_parse_info): Declare.
2875 (finish_struct, start_struct): Update declarations.
2876 (declspecs_add_type): Update declaration.
2878 2009-06-19 Ian Lance Taylor <iant@google.com>
2880 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2881 variable with an anonymous type.
2883 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2885 * see.c: Remove for real.
2887 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2889 * optabs.h (enum optab_index): Add new OTI_significand.
2890 (significand_optab): Define corresponding macro.
2891 * optabs.c (init_optabs): Initialize significand_optab.
2892 * genopinit.c (optabs): Implement significand_optab using
2893 significand?f2 patterns.
2894 * builtins.c (expand_builtin_mathfn): Handle
2895 BUILT_IN_SIGNIFICAND{,F,L}.
2896 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2897 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2899 * config/i386/i386.md (significandxf2, significand<mode>2): New
2900 expanders to implement significandf, significand and significandl
2901 built-ins as inline x87 intrinsics.
2903 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2905 * config/avr/avr.c (avr_override_options): Remove setting value of
2906 PARAM_INLINE_CALL_COST.
2908 2009-06-18 Richard Henderson <rth@redhat.com>
2911 * tree-pass.h (TDF_ASMNAME): New.
2912 * tree-dump.c (dump_options): Add asmname.
2913 * doc/invoke.texi: Document it.
2915 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2916 (dump_decl_name): ...here.
2917 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2918 (dump_generic_node): Update dump_function_name calls.
2919 (print_call_name): New flags arg; update all dump calls.
2920 * diagnostic.h (print_call_name): Update.
2921 * gimple-pretty-print.c (dump_gimple_call): Update.
2923 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2926 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2928 2009-06-18 Diego Novillo <dnovillo@google.com>
2930 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2931 * plugin.c (str_license): Declare.
2932 (try_init_one_plugin): Assert that the symbol
2933 'plugin_is_GPL_compatible' exists.
2935 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2938 * Makefile.in (OBJS-common): Remove see.o.
2940 * common.opt (fsee): Mark as preserved for backward compatibility.
2941 * opts.c (common_handle_option): Add OPT_fsee to the backward
2942 compatibility section.
2943 * passes.c (init_optimization_passes, pass_see): Remove pass.
2944 * timevar.def (TV_SEE): Remove.
2945 * tree-pass.h (pass_see): Remove declaration.
2946 * doc/invoke.texi (-fsee): Remove documentation.
2948 2009-06-18 Martin Jambor <mjambor@suse.cz>
2950 * tree-sra.c: Include statistics.h
2951 (sra_stats): New variable.
2952 (sra_initialize): Clear sra_stats.
2953 (create_access_replacement): Increment sra_stats.replacements.
2954 (get_access_replacement): Do not return twice.
2955 (analyze_all_variable_accesses): Increment statistics counter by the
2956 number of scalarized aggregates.
2957 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2958 (sra_modify_expr): Increment sra_stats.exprs.
2959 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2960 (sra_modify_assign): Increment sra_stats.exprs,
2961 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2962 (perform_intra_sra): Update statistics counters.
2963 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2965 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2967 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2968 (arm_scalar_mode_supported_p): New function.
2970 2009-06-18 Paul Brook <paul@codesourcery.com>
2971 Sandra Loosemore <sandra@codesourcery.com>
2973 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2974 (__extendhfsf2, __truncsfhf2): Define.
2975 * config/arm/fp16.c: New file.
2976 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2977 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2979 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2981 * doc/extend.texi (Half-Precision): New section.
2982 * doc/invoke.texi (Option Summary): List -mfp16-format.
2983 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2984 * config/arm/arm.opt (mfp16-format=): New.
2985 * config/arm/arm.c: Include intl.h.
2986 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2987 (TARGET_INVALID_RETURN_TYPE): Redefine.
2988 (TARGET_PROMOTED_TYPE): Redefine.
2989 (TARGET_CONVERT_TO_TYPE): Redefine.
2990 (arm_fp16_format): Define.
2991 (all_fpus): Add entry for neon-fp16.
2992 (fp_model_for_fpu): Likewise.
2993 (struct fp16_format): Declare.
2994 (all_fp16_formats): Define.
2995 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2997 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2999 (arm_legitimate_index_p): Treat HFmode like HImode.
3000 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3001 (coproc_secondary_reload_class): Special-case HFmode.
3002 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3003 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3004 (arm_init_fp16_builtins): New.
3005 (arm_init_builtins): Call it.
3006 (arm_invalid_parameter_type): New.
3007 (arm_invalid_return_type): New.
3008 (arm_promoted_type): New.
3009 (arm_convert_to_type).
3010 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3012 (arm_emit_fp16_const): New function.
3013 (arm_mangle_type): Mangle __fp16 as "Dh".
3014 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3016 (TARGET_NEON_FP16): New.
3017 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3018 (enum fputype): Add FPUTYPE_NEON_FP16.
3019 (enum arm_fp16_format_type): Declare.
3020 (arm_fp16_format): Declare.
3021 (LARGEST_EXPONENT_IS_NORMAL): Define.
3022 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3023 * config/arm/arm-modes.def (HFmode): Define.
3024 * config/arm/vfp.md: (*movhf_vfp): New.
3027 * config/arm/arm.md: (fpu): Add neon_fp16.
3028 (floatsihf2, floatdihf2): New.
3029 (fix_trunchfsi2, fix_trunchfdi2): New.
3033 (*arm32_movhf): New.
3034 (*thumb1_movhf): New.
3035 (consttable_2): Add check for HFmode constants.
3036 (consttable_4): Handle HFmode constants.
3038 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3040 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3042 2009-06-17 Olivier Hainque <hainque@adacore.com>
3044 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3045 const char ** conversion in AIX specific section.
3047 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3049 * config/i386/i386.c (ix86_special_builtin_type): Remove
3050 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3051 (bdesc_special_args): Updated.
3052 (ix86_init_mmx_sse_builtins): Likewise.
3053 (ix86_expand_special_args_builtin): Likewise.
3055 2009-06-17 Richard Henderson <rth@redhat.com>
3057 * tree-pretty-print.c (maybe_dump_asm_name): New.
3058 (dump_decl_name): Use it.
3059 (PRINT_FUNCTION_NAME): Merge into...
3060 (dump_function_name): ... here. Use maybe_dump_asm_name.
3062 2009-06-17 Cary Coutant <ccoutant@google.com>
3064 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3066 * debug.c (struct gcc_debug_hooks): Change placeholder for
3068 (debug_nothing_int_charstar_int): Replaced by...
3069 (debug_nothing_int_charstar_int_bool): ...this.
3070 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3071 source_line prototype.
3072 (debug_nothing_int_charstar_int): Replaced by...
3073 (debug_nothing_int_charstar_int_bool): ...this.
3074 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3075 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3076 Output is_stmt operand when necessary.
3077 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3078 (notice_source_line): Add is_stmt parameter.
3079 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3080 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3082 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3083 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3085 2009-06-17 Ian Lance Taylor <iant@google.com>
3087 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3089 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3092 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3094 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3095 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3096 tree_strip_sign_nop_conversions and
3097 tree_ssa_strip_useless_type_conversions rather than stripping
3098 the operations here.
3099 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3101 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3102 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3103 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3104 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3107 2009-06-17 Michael Eager <eager@eagercon.com>
3109 * config/rs6000/constraints.md (register_constraint "d"): New.
3110 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3111 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3112 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3113 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3114 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3115 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3116 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3117 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3118 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3119 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3121 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3122 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3123 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3124 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3125 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3126 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3127 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3128 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3129 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3130 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3131 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3132 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3133 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3134 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3136 2009-06-16 Ian Lance Taylor <iant@google.com>
3138 * profile.c (total_num_never_executed): Don't define.
3139 (compute_branch_probabilities): Don't count or print
3141 (init_branch_prob): Don't set total_num_never_executed.
3142 (end_branch_prob): Don't print total_num_never_executed.
3144 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3146 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3148 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3150 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3151 (nabstd2_fpr): Same.
3153 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3155 * expr.c (expand_assignment): Change complex type check.
3157 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3159 * doc/plugins.texi (Building GCC plugins): Added new section.
3161 2009-06-17 Ian Lance Taylor <iant@google.com>
3163 * c-pch.c (get_ident): Don't set size of templ array.
3164 (pch_init): Don't set size of partial_pch array.
3166 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3167 string constant to intialize an array whose size is the length of
3170 2009-06-17 Richard Guenther <rguenther@suse.de>
3172 PR tree-optimization/40389
3173 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3174 to addressable types.
3175 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3177 2009-06-17 Richard Guenther <rguenther@suse.de>
3180 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3181 if there is no evolution of left in the loop bail out.
3182 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3183 chrec_fold_multiply.
3185 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3186 Janis Johnson <janis187@us.ibm.com>
3189 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3190 for the symbol ref of a constant that is the source of a move
3191 - nor for any other not-obvious-label-ref constants.
3193 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3195 * plugin.c (position_pass): Skip newly inserted pass during list
3196 traversal to avoid repeated insertion.
3198 2009-06-16 Ian Lance Taylor <iant@google.com>
3200 * vec.h (VEC_stack_alloc): Define different version if
3201 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3202 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3203 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3204 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3206 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3208 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3210 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3211 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3212 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3213 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3214 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3215 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3216 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3217 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3218 __builtin_ia32_rdtscp.
3219 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3220 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3221 and __builtin_ia32_rorhi.
3222 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3223 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3224 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3225 (ix86_expand_args_builtin): Likewise.
3226 (ix86_expand_special_args_builtin): Likewise.
3228 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3229 (UNSPECV_RDTSC): Likewise.
3230 (UNSPECV_RDPMC): Likewise.
3231 (*bsr): Renamed to ...
3233 (*bsr_rex64): Renamed to ...
3237 (*rdpmc_rex64): Likewise.
3240 (*rdtsc_rex64): Likewise.
3242 (*rdtscp): Likewise.
3243 (*rdtscp_rex64): Likewise.
3245 * config/i386/ia32intrin.h: New.
3247 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3249 2009-06-16 Ian Lance Taylor <iant@google.com>
3251 * ira-build.c (copy_info_to_removed_store_destinations):
3252 Initialize parent_a.
3254 2009-06-16 Ian Lance Taylor <iant@google.com>
3256 * c-decl.c (grokdeclarator): Change size_varies to bool.
3258 2009-06-16 Ian Lance Taylor <iant@google.com>
3260 * sel-sched.c: Make forward declarations of move_op_hooks and
3261 fur_hooks explicitly extern.
3263 2009-06-16 Ian Lance Taylor <iant@google.com>
3265 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3266 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3268 2009-06-16 Ian Lance Taylor <iant@google.com>
3270 * resource.c (mark_referenced_resources): Change
3271 include_delayed_effects parameter to bool. Change all callers.
3272 (mark_end_of_function_resources): Likewise.
3273 * reorg.c (insn_references_resource_p): Likewise.
3274 (insn_sets_resource_p): Likewise.
3275 * resource.h (mark_referenced_resources): Update declaration.
3276 (mark_end_of_function_resources): Update declaration.
3278 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3280 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3282 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3284 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3285 GCC can bootstrap on AIX with GNU Binutils 2.20.
3287 2009-06-16 Ian Lance Taylor <iant@google.com>
3289 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3291 2009-06-16 Ian Lance Taylor <iant@google.com>
3293 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3294 inline, not extern inline.
3295 (exact_log2): Likewise.
3296 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3298 (exact_log2): Likewise, but don't test CTZ_HWI.
3300 2009-06-16 Ian Lance Taylor <iant@google.com>
3302 * bitmap.c (bitmap_clear): Don't declare as inline.
3303 * gimple.c (gimplify_assign): Likewise.
3304 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3305 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3306 (sched_scan_info): Remove duplicate definition.
3308 2009-06-16 Ian Lance Taylor <iant@google.com>
3310 * c-common.c (skip_evaluation): Don't define.
3311 (c_inhibit_evaluation_warnings): Define global variable.
3312 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3313 than skip_evaluation.
3314 (convert_and_check, warn_for_div_by_zero): Likewise.
3315 * c-common.h (skip_evaluation): Don't declare.
3316 (c_inhibit_evaluation_warnings): Declare.
3317 * c-parser.c (c_parser_typeof_specifier): Set
3318 c_inhibit_evaluation_warnings rather than skip_evaluation.
3319 (c_parser_conditional_expression): Likewise.
3320 (c_parser_binary_expression): Likewise.
3321 (c_parser_sizeof_expression): Likewise.
3322 (c_parser_alignof_expression): Likewise.
3323 * c-typeck.c (build_indirect_ref): Check
3324 c_inhibit_evaluation_warnings rather than skip_evaluation.
3325 (build_conditional_expr, build_binary_op): Likewise.
3327 2009-06-16 Richard Guenther <rguenther@suse.de>
3329 * tree-ssa-alias.c (is_escape_site): Remove.
3330 * tree-ssa-alias.h (enum escape_type): Remove.
3331 (is_escape_site): Likewise.
3332 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3333 via casts and asms without deferring to is_escape_site.
3335 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3338 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3339 use gen_lowpart if op0 has complex mode.
3341 2009-06-16 Richard Guenther <rguenther@suse.de>
3343 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3344 variables add them to ESCAPED.
3345 (find_func_aliases): Do not make all indirectly stored values escaped.
3347 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3349 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3352 2009-06-16 Martin Jambor <mjambor@suse.cz>
3354 PR tree-optimization/40432
3355 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3356 check whether we need to force gimple register operand.
3358 2009-06-16 Martin Jambor <mjambor@suse.cz>
3360 PR tree-optimization/40413
3361 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3362 build_ref_for_offset.
3363 (propagate_subacesses_accross_link): Fix a typo in a comment.
3365 2009-06-16 Ira Rosen <irar@il.ibm.com>
3367 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3368 with additional parameter.
3369 * tree-vectorizer.h (enum vect_def_type): Add new value
3371 (enum vect_relevant): Add comments.
3372 (vect_is_simple_reduction): Add new argument.
3373 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3374 Detect nested cycles.
3375 (vect_is_simple_reduction): Update documentation, add an argument to
3376 distinguish inner-loop reduction from nested cycle, detect nested
3377 cycles, fix printings and indentation, don't swap operands in case
3379 (get_initial_def_for_reduction): Handle subtraction.
3380 (vect_create_epilog_for_reduction): Add new argument to specify
3382 (vect_finalize_reduction): Handle subtraction, fix comments.
3383 (vectorizable_reduction): Handle nested cycles. In case of nested
3384 cycle keep track of the reduction variable position. Call
3385 vect_is_simple_reduction with additional parameter. Use original
3386 statement code in reduction epilogue for nested cycle. Call
3387 vect_create_epilog_for_reduction with additional parameter.
3388 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3389 inner-loop vectorization.
3390 (vect_recog_widen_sum_pattern): Likewise.
3391 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3393 (vect_mark_stmts_to_be_vectorized): Likewise.
3394 (vect_get_vec_def_for_operand): Handle nested cycles.
3396 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3398 * doc/invoke.texi (Debugging Options): Fix option index entries
3399 for -fdump-statistics, -frandom-seed add entries for
3400 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3401 (FRV Options): Fix entries for -mTLS, -mtls.
3402 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3403 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3404 (M68hc1x Options): Fix @itemx for -mnominmax.
3405 (MCore Options): Fix entry for -mno-lsim.
3406 (MMIX Options): Fix entry for -mabi=mmixware.
3407 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3409 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3411 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3412 Mention the plugin mode of gengtype.
3413 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3414 * gengtype.c: Updated copyright.
3415 (plugin_files, nb_plugin_files) Added new static variables.
3416 (measure_input_list) Care about plugin_files.
3417 (write_rtx_next): Added early return in plugin mode.
3418 (create_file): Updated copyright year in generated file. Added
3420 (oprintf): Added early return if NULL outf.
3421 (get_output_file_with_visibility): Care of plugin_files.
3422 (get_output_file_name): May return null.
3423 (write_local): Added early return.
3424 (put_mangled_filename): Ditto.
3425 (finish_root_table): Added check for base_files.
3426 (write_roots): Care about null when plugins.
3427 (main): Added plugin mode.
3429 2009-06-15 Ian Lance Taylor <iant@google.com>
3431 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3432 * gcov.c (read_count_file): Add braces around variables declared
3435 * c.opt (Wjump-misses-init): New warning.
3436 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3437 -Wall and -Wc++-compat if not already set.
3438 (c_common_post_options): Clear warn_jump_misses_init if it was not
3440 * c-decl.c (struct c_binding): Change type field to a union with
3441 new label field. Make it the first field in the struct. Update
3442 references to type to use u.type instead.
3443 (struct c_spot_bindings): Define.
3444 (struct c_goto_bindings): Define.
3445 (c_goto_bindings_p): Define, along with VECs.
3446 (struct c_label_vars): Define.
3447 (struct c_scope): Add has_label_bindings field.
3448 (bind_label, set_spot_bindings): New static functions.
3449 (decl_jump_unsafe, update_spot_bindings): New static functions.
3450 (update_label_decls): New static function.
3451 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3452 Update binding u.label field to shadowed field.
3453 (c_binding_start_stmt_expr): New function.
3454 (c_binding_end_stmt_expr): New function.
3455 (pushdecl): Don't call c_begin_vm_scope.
3456 (make_label): Add defining and p_label_vars parameters. Change
3458 (lookup_label): Correct test for whether a label has not yet been
3459 defined. Call bind_label rather than bind.
3460 (warn_about_goto): New static function.
3461 (lookup_label_for_goto): New function.
3462 (declare_label): Call bind_label rather than bind.
3463 (check_earlier_gotos): New static function.
3464 (define_label): Don't give errors about jumping into statement
3465 expressions or scopes of variably modified types. Call
3466 set_spot_bindings and check_earlier_gotos. Call bind_label
3467 instead of bind. Don't set label_context_stack_se or
3468 label_context_stack_vm.
3469 (c_get_switch_bindings): New function.
3470 (c_release_switch_bindings): New function.
3471 (c_check_switch_jump_warnings): New function.
3472 (start_function): Don't set label_context_stack_se or
3473 label_context_stack_vm.
3474 (finish_function): Likewise.
3475 * c-typeck.c (label_context_stack_se): Don't define.
3476 (label_context_stack_vm): Don't define.
3477 (c_finish_goto_label): Call lookup_label_for_goto rather than
3478 lookup_label. Don't give errors about jumping into a statement
3479 expression or the scope of a variably modified type. Don't set
3480 label_context_stack_se or label_context_stack_vm.
3481 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3482 fields. Add bindings field.
3483 (c_start_case): Don't set deleted fields. Set bindings field.
3484 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3485 or blocked_vm. Call c_check_switch_jump_warnings.
3486 (c_finish_case): Don't test blocked_stmt_expr field. Call
3487 c_release_switch_bindings.
3488 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3489 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3490 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3491 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3492 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3493 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3494 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3495 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3496 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3497 (C_DECL_UNJUMPABLE_VM): Don't define.
3498 (C_DECL_UNDEFINABLE_VM): Don't define.
3499 (struct c_label_list): Don't define.
3500 (struct c_label_context_se): Don't define.
3501 (struct c_label_context_vm): Don't define.
3502 (struct c_spot_bindings): Declare.
3503 (c_bindings_start_stmt_expr): Declare.
3504 (c_bindings_end_stmt_expr): Declare.
3505 (lookup_label_for_goto): Declare.
3506 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3507 (c_check_switch_jump_warnings): Declare.
3508 (label_context_stack_se, label_context_stack_vm): Don't declare.
3509 (c_finish_goto_label): Update declaration.
3510 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3511 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3512 (Warning Options): Document -Wjump-misses-init.
3514 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3516 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3519 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3521 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3523 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3525 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3527 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3529 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3531 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3533 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3534 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3535 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3536 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3537 * dwarf2asm.c (dw2_force_const_mem): Update call to
3539 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3540 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3541 * langhooks.c (lhd_comdat_group): Remove.
3542 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3543 * tree.h (DECL_COMDAT_GROUP): New.
3544 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3545 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3546 (make_decl_one_only): Change signature.
3547 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3549 (make_decl_one_only): Change signature.
3550 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3552 2009-06-15 Richard Guenther <rguenther@suse.de>
3555 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3557 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3559 * tree-ssa-math-opts.c: Remove extra divide.
3561 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3563 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3565 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3567 * passes.c: Add bswap pass.
3568 * tree-pass.h: Add pass_optimize_bswap declaration.
3569 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3570 Include rtl.h, expr.h and optabs.h for optab_handler check.
3571 (struct symbolic_number, pass_optimize_bswap): New definition.
3572 (do_shift_rotate, verify_symbolic_number_p): New functions.
3573 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3574 (gate_optimize_bswap): New function.
3575 * tree.c (widest_int_cst_value): New function.
3576 * tree.h (widest_int_cst_value): Prototype added.
3578 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3580 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3581 REG_EQUAL/REG_EQUIV notes.
3583 2009-06-14 Richard Guenther <rguenther@suse.de>
3586 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3587 has its address taken if NRV was applied and it is addressable.
3588 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3589 function split out from ...
3590 (get_constraint_for_1): ... here.
3591 (handle_rhs_call): Use it to mark the return slot escaped if
3592 it is addressable and NRV was applied.
3594 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3596 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3597 Change first argument type to location_t.
3598 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3599 Do not set input_location.
3600 Use loc instead of input_location throughout.
3602 2009-06-13 Richard Guenther <rguenther@suse.de>
3604 PR tree-optimization/40421
3605 * tree-predcom.c (should_unroll_loop_p): Remove.
3606 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3608 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3610 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3611 Add location argument.
3613 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3615 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3617 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3618 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3619 * config/spu/spu-protos.h: Add location to
3620 spu_resolve_overloaded_builtin.
3621 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3622 spu_build_builtin_va_list.
3623 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3624 argument. Pass location to build_function_call_vec.
3625 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3627 (emit_fpu_switch): Same.
3628 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3629 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3630 to build_decl and create_artificial_label.
3631 (xtensa_gimplify_va_arg_expr): Same.
3632 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3633 (xstormy16_gimplify_va_arg_expr): Same.
3634 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3635 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3636 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3637 (mips16_build_function_stub): Same.
3638 (mips16_build_call_stub): Same.
3640 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3643 * arm/constraints.md (Pa, Pb): New constraints.
3644 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3645 split pattern to deal with them.
3647 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3649 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3650 fix index entry for -Xpreprocessor.
3652 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3654 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3655 Add location argument to build_decl call.
3656 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3657 (rs6000_init_builtins): Same.
3658 (spe_init_builtins): Same.
3659 (rs6000_gimplify_va_arg): Add location argument to
3660 create_artificial_label call.
3662 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3664 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3665 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3666 * Makefile.in: Fix GGC dependency for gcse.o.
3668 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3670 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3671 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3672 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3674 * c-parser.c (c_parser_binary_expression): Use current column while
3675 building binary operations.
3676 * common.opt (fshow-column): Enable by default.
3677 * tree-vrp.c (check_array_ref): Use warning_at.
3678 (check_array_bounds): Use location from call back if expr has no
3680 * tree.h: Add location argument to maybe_fold_*.
3681 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3682 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3683 (maybe_fold_offset_to_component_ref): Same.
3684 (maybe_fold_offset_to_reference): Same.
3685 (maybe_fold_offset_to_address): Same.
3686 (maybe_fold_stmt_indirect): Same.
3687 (maybe_fold_stmt_addition): Same.
3688 (fold_stmt_r): Pass location to maybe_fold_*.
3689 (fold_gimple_assign): Same.
3690 * c-tree.h: Add location argument to finish_decl,
3691 default_function_array_conversion, store_init_value.
3692 * c-decl.c (define_label): Use error_at.
3693 (c_make_fname_decl): Pass location to finish_decl.
3694 (finish_decl): New location argument.
3695 (build_compound_literal): Pass location to store_init_value.
3696 (grokdeclarator): Pass location to finish_decl.
3698 * c-typeck.c (array_to_pointer_conversion): New location argument.
3699 (function_to_pointer_conversion): Same.
3700 (default_function_array_conversion): Same.
3701 (parser_build_unary_op): Pass location to overflow_warning.
3702 (parser_build_binary_op): Same. Use warning_at.
3703 (build_unary_op): Pass location to array_to_pointer_conversion.
3704 (build_c_cast): Pass location to digest_init.
3705 (build_modify_expr): New location argument.
3706 (convert_for_assignment): Same.
3707 (store_init_value): Same.
3708 (digest_init): Same.
3709 (output_init_element): Pass location to digest_init and
3710 array_to_pointer_conversion.
3711 (c_finish_return): Pass location to convert_for_assignment.
3712 * gimplify.c (gimplify_conversion): Pass location to
3713 maybe_fold_offset_to_address.
3714 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3715 to maybe_fold_stmt_addition.
3716 * c-omp.c (c_finish_omp_atomic): Pass new location to
3718 (c_finish_omp_for): Same.
3719 * c-common.c (overflow_warning): New argument.
3720 * c-common.h: New argument to build_modify_expr, overflow_warning.
3721 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3723 (c_parser_initializer): Pass location to
3724 default_function_array_conversion.
3725 (c_parser_initelt): Same.
3726 (c_parser_initval): Same.
3727 (c_parser_asm_operands): Same.
3728 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3729 (c_parser_conditional_expression): Same.
3730 (c_parser_binary_expression): Add location info to stack. Use it.
3731 (c_parser_unary_expression): Pass location to
3732 default_function_array_conversion, parser_build_unary_op,
3733 build_indirect_ref, c_parser_postfix_expression_after_primary.
3734 (c_parser_postfix_expression_after_primary): New location argument.
3736 (c_parser_expression_conv): Pass location to
3737 default_function_array_conversion.
3738 (c_parser_expr_list): Same.
3739 (c_parser_omp_atomic): Same.
3740 (c_parser_omp_for_loop): Same.
3741 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3742 (build_array_declarator): New argument.
3743 * c-decl.c (build_array_declarator): Add location argument.
3744 (grokdeclarator): Set id_loc for cdk_array.
3745 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3746 build_array_declarator.
3747 * tree.c (build_omp_clause): Add location argument.
3748 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3749 (OMP_CLAUSE_LOCATION): New macro.
3750 (struct tree_omp_clause): Add location field.
3751 (build_omp_clause): Add argument.
3752 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3753 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3755 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3756 (cp_parser_omp_clause_collapse): Same.
3757 (cp_parser_omp_clause_default): Same.
3758 (cp_parser_omp_clause_if): Same.
3759 (cp_parser_omp_clause_nowait): Same.
3760 (cp_parser_omp_clause_num_threads): Same.
3761 (cp_parser_omp_clause_ordered): Same.
3762 (cp_parser_omp_clause_schedule): Same.
3763 (cp_parser_omp_clause_untied): Same.
3764 (cp_parser_omp_for_loop): Same.
3765 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3766 * c-tree.h (c_start_case): Add location argument.
3767 (c_process_expr_stmt): Same.
3768 (c_finish_goto_*): Same.
3769 * tree-parloops.c (initialize_reductions): Pass location to
3771 (create_parallel_loop): Same.
3772 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3773 (gfc_trans_omp_reduction_list): Same.
3774 (gfc_trans_omp_clauses): Same.
3775 (gfc_trans_omp_do): Same.
3776 * c-typeck.c (c_finish_goto_label): Same.
3777 (c_finish_goto_ptr): New location argument.
3778 (c_start_case): Same.
3779 (emit_side_effect_warnings): Same.
3780 (c_process_expr_stmt): Same.
3781 (c_finish_stmt_expr): Same.
3782 (c_finish_omp_clauses): Use error_at instead of error.
3783 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3785 * c-omp.c (c_split_parallel_clauses): New location argument.
3786 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3787 to build_omp_clause.
3788 (convert_local_reference_stmt): Same.
3789 (convert_gimple_call): Same.
3790 * c-common.h (c_split_parallel_clauses): New argument.
3791 * c-parser.c (c_parser_statement_after_labels): Pass location to
3792 c_finish_goto_label.
3793 (c_parser_switch_statement): Pass location to c_start_case.
3794 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3795 and c_process_expr_stmt.
3796 (c_parser_omp_variable_list): Add location argument.
3797 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3798 (c_parser_omp_clause_default): Same.
3799 (c_parser_omp_clause_if): Same.
3800 (c_parser_omp_clause_num_threads): Same.
3801 (-c_parser_omp_clause_ordered): Same.
3802 (c_parser_omp_clause_reduction): Pass location to
3803 c_parser_omp_variable_list.
3804 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3805 (c_parser_omp_clause_untied): Same.
3806 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3807 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3809 * c-tree.h (check_for_loop_decls, undeclared_variable,
3810 build_component_ref, build_array_ref, build_external_ref,
3811 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3812 build_conditional_expr, build_compound_expr, c_cast_expr,
3813 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3814 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3816 * c-semantics.c (build_stmt): Same.
3817 (build_case_label): Same.
3818 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3819 (undeclared_variable): New argument.
3821 (lookup_label): Pass location on down.
3822 (define_label): Same.
3823 (finish_decl): Same.
3824 (build_compound_literal): Same.
3825 (finish_struct): Same.
3826 (finish_function): Do not set location here.
3827 (check_for_loop_decls): New argument.
3828 * tree.c (save_expr): Set location.
3829 (build_empty_stmt): New argument.
3830 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3831 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3832 * builtins.c (gimplify_va_arg_expr): Use locations.
3833 (expand_builtin_sync_operation): Same.
3834 * c-typeck.c (build_component_ref): New argument.
3835 (build_array_ref): Same.
3836 (build_external_ref): Same.
3837 (c_expr_sizeof_expr): Same.
3838 (c_expr_sizeof_type): Same.
3839 (parser_build_unary_op): Same.
3840 (build_conditional_expr): Same.
3841 (build_compound_expr): Pass location on down.
3842 (build_compound_expr): New argument.
3843 (build_c_cast): Same.
3844 (c_cast_expr): Same.
3845 (build_asm_expr): Same.
3846 (c_finish_return): Same.
3847 (c_process_expr_stmt): Pass location on down.
3848 (c_finish_stmt_expr): New argument.
3849 (push_clenaup): Same.
3850 (c_finish_omp_parallel): Same.
3851 (c_finish_omp_task): Same.
3852 * gimplify.c (gimplify_call_expr): Pass location on down.
3853 * c-omp.c (c_finish_omp_master): New argument.
3854 (c_finish_omp_critical): Same.
3855 (c_finish_omp_ordered): Same.
3856 (c_finish_omp_barrier): Same.
3857 (-c_finish_omp_taskwait): Same.
3858 (c_finish_omp_atomic): Same.
3859 (c_finish_omp_flush): Same.
3860 * tree-inline.c (copy_tree_body_r): Pass location on down.
3861 (inline_forbidden_p): Remove use of input_location.
3862 * c-gimplify.c (c_build_bind_expr): New argument.
3863 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3864 (c_sizeof_or_alignof_type): New argument.
3865 (c_alignof_expr): Same.
3866 (build_va_arg): Same.
3867 (c_add_case_label): Same.
3868 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3869 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3870 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3871 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3872 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3873 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3875 * stub-objc.c (objc_build_selector_expr): Same.
3876 (objc_build_throw_stmt): Same.
3877 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3878 (c_parser_initelt): Same.
3879 (c_parser_compound_statement): Same.
3880 (c_parser_compound_statement_nostart): Same.
3881 (c_parser_label): Same.
3882 (c_parser_statement_after_labels): Same.
3883 (c_parser_if_body): Same.
3884 (c_parser_else_body): Same.
3885 (c_parser_if_statement): Same.
3886 (c_parser_switch_statement): Same.
3887 (c_parser_while_statement): Same.
3888 (c_parser_do_statement): Same.
3889 (c_parser_for_statement): Same.
3890 (c_parser_asm_statement): Same.
3891 (c_parser_conditional_expression): Same.
3892 (c_parser_binary_expression): Same.
3893 (c_parser_cast_expression): Same.
3894 (c_parser_unary_expression): Same.
3895 (c_parser_sizeof_expression): Same.
3896 (c_parser_alignof_expression): Same.
3897 (c_parser_postfix_expression): Same.
3898 (c_parser_expression): Same.
3899 (c_parser_objc_receiver): Same.
3900 (c_parser_omp_variable_list): Same.
3901 (c_parser_omp_structured_block): Same.
3902 (c_parser_omp_atomic): New argument.
3903 (c_parser_omp_barrier): Same.
3904 (c_parser_omp_critical): Same.
3905 (c_parser_omp_flush): Pass location on down.
3906 (c_parser_omp_for_loop): New argument.
3907 (c_parser_omp_for): Same.
3908 (c_parser_omp_master): Same.
3909 (c_parser_omp_ordered): Same.
3910 (c_parser_omp_sections_scope): Same.
3911 (c_parser_omp_sections): Same.
3912 (c_parser_omp_parallel): Same.
3913 (c_parser_omp_single): Same.
3914 (c_parser_omp_task): Same.
3915 (c_parser_omp_taskwait): Pass location on down.
3916 (c_parser_omp_construct): Same.
3917 (c_parser_omp_threadprivate): Same.
3918 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3919 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3920 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3921 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3922 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3923 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3924 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3925 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3926 config/i386/i386.c, stmt.c:
3927 Add location argument to the following function definitions and/or
3928 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3929 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3930 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3931 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3932 do_case, c_finish_bc_stmt, build_compound_literal,
3933 build_function_call.
3934 * c-decl.c (build_compound_literal): Add location argument.
3935 Make all diagnostic calls use location.
3936 (start_struct): Same.
3937 (finish_struct): Same.
3939 (build_enumerator): Same.
3940 (start_function): Same.
3941 (grokdeclarator): Make all diagnostic calls use location.
3942 (store_parm_decls_oldstyle): Same.
3943 * c-typeck.c (build_function_call): Add location argument.
3944 Make all diagnostic calls use location.
3946 (c_finish_bc_stmt): Same.
3947 * tree-nested.c (get_trampoline_type): Add argument.
3948 Pass location to build_decl.
3949 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3950 * rtl.h (RTL_LOCATION): New.
3951 * c-common.c (c_add_case_label): Add location argument.
3952 Make all diagnostic calls use location.
3953 * c-common.h: Add location argument to make_fname_decl, do_case,
3954 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3955 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3956 Set it appropriately for every case. Pass enum_loc to start_enum
3957 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3959 (c_parser_struct_or_union_specifier): Save location. Use it for
3960 start_struct, finish_struct, and parser_xref_tag.
3962 2009-06-12 Ian Lance Taylor <iant@google.com>
3964 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3966 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3967 cpp_opts->warn_cxx_operator_names.
3969 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3972 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3973 is returns NULL and OP is a VCE, look through the VCE.
3975 2009-06-12 Ian Lance Taylor <iant@google.com>
3978 * collect2.c (main): Use CONST_CAST2 in code inside #if
3979 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3981 2009-06-12 Joey Ye <joey.ye@intel.com>
3984 * cfgexpand.c (get_decl_align_unit): Update
3985 max_used_stack_slot_alignment with align instead of
3986 stack_alignment_needed.
3988 * function.c (assign_stack_local_1): Update
3989 max_used_stack_slot_alignment with alignment_in_bits instead
3990 of stack_alignment_needed.
3991 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3994 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3996 * dwarf2out.c (last_var_location_insn): New variable.
3997 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3998 (dwarf2out_var_location): Don't record anything after last real
3999 insn. Only change labels if there were any real instructions
4000 in between last note and this one, or if changed sections.
4002 2009-06-11 Richard Henderson <rth@redhat.com>
4004 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4005 note when storing the frame pointer in a register.
4006 (FRP): Don't redefine to nothing for epilogue.
4007 (alpha_expand_epilogue): Mark register and sp restores.
4008 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4010 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4011 when gen_lowpart is needed.
4013 2009-06-11 Richard Henderson <rth@redhat.com>
4015 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4017 * dwarf2out.c (need_data_align_sf_opcode): New.
4018 (div_data_align): Move earlier.
4019 (def_cfa_1, reg_save): Use it.
4021 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4023 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4024 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4025 (ix86_handle_option): Handle OPT_mcrc32.
4026 (ix86_target_string): Add -mcrc32.
4027 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4029 * config/i386/i386.h (TARGET_CRC32): New.
4031 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4032 (sse4_2_crc32di): Likewise.
4034 * config/i386/i386.opt (mcrc32): New.
4036 * doc/invoke.texi: Document -mcrc32.
4038 2009-06-11 Richard Henderson <rth@redhat.com>
4040 * common.opt (gdwarf-): Accept a version number.
4041 * doc/invoke.texi (gdwarf-): Update docs.
4042 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4043 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4044 version level, and record it.
4046 * dwarf2.h (DW_CIE_VERSION): Remove.
4047 * dwarf2out.c (DWARF_VERSION): Remove.
4048 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4049 (output_call_frame_info): Use CIE version 3 for dwarf3,
4050 or if the return register column is out of range for version 1.
4051 (dwarf_stack_op_name): Add all dwarf3 values.
4052 (DEBUG_PUBTYPES_SECTION): New.
4053 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4054 encoding change for dwarf3.
4055 (output_die) [dw_val_class_die_ref]: Likewise.
4056 (output_compilation_unit_header): Emit correct version for dwarf3.
4057 (output_line_info): Likewise.
4058 (output_pubnames): Update for DWARF_VERSION removal.
4059 (output_aranges): Likewise.
4060 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4061 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4062 (dwarf2out_finish): Likewise.
4064 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4066 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4069 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4072 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4073 * builtins.c (expand_builtin_unreachable): New function.
4074 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4075 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4076 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4078 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4079 searching for missing barriers.
4081 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4083 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4084 when -fprofile-generate* was passed.
4085 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4087 2009-06-11 Anthony Green <green@moxielogic.com>
4089 * config/moxie/moxie.md: Define length attribute for all instructions.
4091 (*b<cond:code>): Support limited branch ranges for new PC-relative
4092 branch instructions.
4093 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4095 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4097 * config/i386/i386.c (min_insn_size): Use get_attr_length
4098 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4101 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4102 instead of emit_insn_before.
4104 2009-06-10 Ian Lance Taylor <iant@google.com>
4107 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4110 2009-06-10 Revital Eres <eres@il.ibm.com>
4112 * passes.c (init_optimization_passes): Reschedule
4113 predictive-commoning pass before complete unroll pass.
4115 2009-06-10 Martin Jambor <mjambor@suse.cz>
4117 * cgraph.c (cgraph_node_can_be_local_p): New function.
4118 (cgraph_make_node_local): New function.
4119 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4120 (cgraph_make_node_local): Declare.
4122 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4124 * tree.h (tree_base): Add packed_flag and user_align fields.
4125 Decrease size of spare field.
4126 (TYPE_USER_ALIGN): Use user_align from tree_base.
4127 (DECL_USER_ALIGN): Likewise.
4128 (TYPE_PACKED): Use packed_flag from tree_base.
4129 (DECL_PACKED): Likewise.
4130 (tree_type): Delete packed_flag and user_align fields. Widen
4131 precision field. Widen mode field and shuffle fields to align
4132 mode on an 8-bit boundary.
4133 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4134 Renumber decl_flag_* fields. Fix comments. Widen
4135 decl_common_unused field.
4136 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4137 (DECL_EXTERNAL): Likewise.
4138 (DECL_BIT_FIELD): Likewise.
4139 (DECL_NONADDRESSABLE_P): Likewise.
4140 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4141 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4143 2009-06-10 Ian Lance Taylor <iant@google.com>
4145 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4146 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4147 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4148 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4149 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4150 DEF_VEC_ALLOC_FUNC_P.
4151 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4152 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4153 DEF_VEC_ALLOC_FUNC_O.
4154 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4155 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4156 DEF_VEC_ALLOC_FUNC_I.
4157 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4158 (vec_stack_p_reserve_exact_1): Declare.
4159 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4160 (vec_stack_free): Declare.
4161 (VEC_stack_alloc): Define.
4162 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4163 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4164 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4165 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4167 (stack_vecs): New static variable.
4168 (vec_stack_p_reserve_exact_1): New function.
4169 (vec_stack_o_reserve_1): New static function.
4170 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4171 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4172 (vec_stack_free): New function.
4173 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4174 (VEC_df_ref_stack_alloc): Define.
4175 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4176 DEF_VEC_ALLOC_P_STACK.
4177 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4178 (struct df_collection_rec): Change _vec fields to VEC. Remove
4180 (df_free_collection_rec): Adjust for new fields.
4181 (df_insn_rescan): Use new df_collection_rec fields.
4182 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4183 (df_ref_create_structure, df_ref_record): Likewise.
4184 (df_get_conditional_uses, df_get_call_refs): Likewise.
4185 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4186 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4187 (df_record_exit_block_uses, df_bb_verify): Likewise.
4188 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4189 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4190 Remove count parameter. Change return type to void. Change all
4192 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4193 Remove count parameter. Change return type to void. Change all
4195 (df_install_refs): Change old_vec parameter to VEC. Remove count
4196 parameter. Change all callers.
4197 (df_install_mws): Change old_vec parameter to VEC. Remove count
4198 parameter. Change all callers.
4199 (df_refs_verify): Change new_rec parameter to VEC. Change call
4201 (df_mws_verify): Likewise.
4203 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4205 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4207 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4209 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4211 2009-06-10 Anthony Green <green@moxielogic.com>
4213 * config/moxie/crti.asm: New file.
4214 * config/moxie/crtn.asm: New file.
4215 * config/moxie/moxie.c: New file.
4216 * config/moxie/moxie.h: New file.
4217 * config/moxie/sfp-machine.h: New file.
4218 * config/moxie/moxie-protos.h: New file.
4219 * config/moxie/t-moxie: Created.
4220 * config/moxie/t-moxie-softfp: Created.
4221 * config/moxie/moxie.md: Created.
4222 * config/moxie/constraints.md: Created.
4223 * config.gcc: Add moxie support.
4224 * doc/md.texi (Machine Constraints): Add moxie constraints.
4225 * doc/contrib.texi (Contributors): Mention moxie port.
4226 * doc/install.texi (Specific): Mention the moxie port.
4228 2009-06-09 Ian Lance Taylor <iant@google.com>
4230 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4232 * optabs.c (optab_table): Only use designated initializers if
4233 HAVE_DESIGNATED_INITIALIZERS is defined.
4234 (convert_optab_table): Likewise.
4235 (init_optabs): Always call init_insn_codes if
4236 HAVE_DESIGNATED_INITIALIZERS is not defined.
4238 2009-06-09 Ian Lance Taylor <iant@google.com>
4240 * targhooks.c (default_builtin_vectorized_function): Change fn
4241 parameter to unsigned int.
4242 (default_builtin_vectorized_conversion): Change code parameter to
4244 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4245 * targhooks.h: Update declarations.
4246 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4247 parameter to unsigned int.
4249 * c-typeck.c (comptypes_check_enum_int): New static function.
4250 (comptypes_internal): Add enum_and_int_p parameter. Change all
4252 (comp_target_types): Add location parameter. Change all callers.
4253 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4255 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4256 (build_conditional_expr): Add colon_loc parameter. Change all
4258 (convert_for_assignment): Add location parameter. Change all callers.
4259 * c-parser.c (c_parser_conditional_expression): Pass location of
4260 colon to build_conditional_expr.
4261 * c-tree.h (build_conditional_expr): Update declaration.
4263 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4265 * graphite.c: Revert previous patch.
4267 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4270 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4272 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4274 * tree-ssa-loop-prefetch.c
4275 (loop_prefetch_arrays): Fixed a portability problem in printf format
4278 2009-06-09 Martin Jambor <mjambor@suse.cz>
4280 PR tree-optimization/40351
4281 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4282 refrence to a potential artifical subaccess can be constructed.
4284 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4286 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4287 (sh_override_options): Likewise.
4288 * config/sh/sh.c: Include params.h.
4289 (sh_optimization_options): New.
4290 (sh_override_options): Likewise.
4291 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4292 (OVERRIDE_OPTIONS): Use sh_override_options.
4294 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4296 * dwarf2out.c (emit_cfa_remember): New variable.
4297 (add_fde_cfi): If emit_cfa_remember, recurse to add
4298 DW_CFA_remember_state first.
4299 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4300 instead just set emit_cfa_remember.
4302 2009-06-08 Jan Hubicka <jh@suse.cz>
4305 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4307 2009-06-08 Jan Hubicka <jh@suse.cz>
4310 * cgraphunit.c (save_inline_function_body): Do not copy transform
4311 hooks for saved inline bodies.
4312 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4315 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4317 * jump.c (returnjump_p): Handle delayed branches. Add missing
4320 2009-06-08 Jan Hubicka <jh@suse.cz>
4323 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4324 original node might've been modified.
4325 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4327 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4329 * tree-object-size.c (addr_object_size): Add OSI argument.
4330 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4331 (compute_builtin_object_size, expr_object_size): Adjust callers.
4332 (plus_stmt_object_size): Call addr_object_size instead of
4333 compute_builtin_object_size.
4335 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4336 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4338 * tree-ssa-loop-prefetch.c
4339 (gather_memory_references): Introduced a counter for the number of
4341 (anything_to_prefetch_p): Introduced a counter for the number of
4343 (is_loop_prefetching_profitable): New function with a cost model
4345 (loop_prefetch_arrays): Use the new cost model to determine if
4346 prefetching is profitable.
4347 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4348 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4349 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4350 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4351 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4352 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4354 2009-06-08 Michael Matz <matz@suse.de>
4357 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4358 partitions use the same.
4359 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4360 for basevars of SSA_NAMEs.
4361 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4362 to not expand them twice.
4363 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4366 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4368 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4369 (fdump-final-insns=, gtoggle): New.
4370 * doc/invoke.texi: Document them.
4371 * final.c (rest_of_clean_state): Dump final insn stream.
4372 * gcc.c (invoke_as): Hook in -fcompare-debug.
4373 (static_spec_functions): Add compare-debug-dump-opt,
4374 compare-debug-self-opt and compare-debug-auxbase-opt.
4375 (compare_debug, compare_debug_second, compare_debug_opt): New.
4376 (switches_debug_check, n_switches_debug_check): New.
4377 (debug_auxbase_opt, debug_check_temp_file): New.
4378 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4380 (do_self_spec): Handle arguments after switches.
4381 (do_spec_1): Add .gk extension to temp file basenames for compare.
4382 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4383 (cc1_options): Use it instead of normal auxbase computation for
4384 the second compare-debug compilation.
4385 (compare_files): New.
4386 (main): Set up and implement compare debug mode.
4387 (compare_debug_dump_opt_spec_function): New.
4388 (compare_debug_self_opt_spec_function): New.
4389 (compare_debug_auxbase_opt_spec_function): New.
4390 * toplev.c (process_options): Handle flag_gtoggle,
4391 flag_dump_final_insns.
4392 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4393 during -fcompare-debug-second compilation.
4395 2009-06-07 Ian Lance Taylor <iant@google.com>
4397 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4398 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4400 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4401 with no default node. Change warning with %H to warning_at.
4402 Don't clear warn_switch around case checking.
4403 * doc/invoke.texi (Warning Options): Clarify distinction between
4404 -Wswitch and -Wswitch-enum.
4406 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4408 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4410 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4412 * gbl-ctors.h: Add header guard.
4414 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4416 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4417 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4418 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4419 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4420 prototypes for removed functions.
4421 (expressions_equal_p): Move to ...
4422 * tree-ssa-sccvn.h: ... here and ...
4423 * matrix-reorg.c: ... adjust includes.
4425 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4427 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4429 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4431 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4432 (finish_function): Remove erroneous whitespace.
4434 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4436 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4437 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4439 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4441 * errors.c (internal_error): Commentary typo fix.
4442 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4443 * tree-ssa-pre.c: Ditto.
4445 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4447 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4448 them is supposed to hold actual statements.
4450 2009-06-06 Ian Lance Taylor <iant@google.com>
4452 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4453 empty statements can now have attributes.
4455 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4457 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4458 * config/mips/mips.md: Ditto.
4460 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4462 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4464 (__eabi_uconvert): Likewise.
4466 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4468 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4469 CFI_* definitions with IN_GCC.
4471 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4473 * xcoffout.h (xcoffout_source_line): Update prototype.
4475 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4477 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4478 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4480 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4483 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4484 inlined_function_outer_scope_p blocks for artificial inlines
4486 * tree.c (tree_nonartificial_location): Rewrite using
4487 block_nonartificial_location.
4489 2009-06-05 Revital Eres <eres@il.ibm.com>
4490 Leehod Baruch <leehod@il.ibm.com>
4492 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4493 (expand_expr_real_1): Remove comment.
4494 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4495 Vectorize misaligned access when the target supports it.
4496 (vect_supportable_dr_alignment): Check for unaligned access support.
4497 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4500 2009-06-05 Julian Brown <julian@codesourcery.com>
4502 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4503 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4505 2009-06-05 Richard Guenther <rguenther@suse.de>
4508 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4511 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4513 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4514 (save_gprs): Don't tell unwinder when a global register is saved.
4515 (s390_emit_epilogue): Emit needed epilogue unwind info.
4517 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4519 * dwarf2out.c (deferred_asm_name): New.
4520 (add_name_and_src_coords_attributes): Defer creation of
4521 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4523 (move_linkage_attr): New.
4524 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4527 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4529 * tree-nested.c (finalize_nesting_tree_1): Declare the
4530 frame_decl in the binding tree.
4532 2009-06-04 Cary Coutant <ccoutant@google.com>
4534 * basic-block.h (struct basic_block_def): Add discriminator field.
4535 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4537 * debug.c (do_nothing_debug_hooks): Add additional entry.
4538 (debug_nothing_int_charstar_int): New function.
4539 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4540 (debug_nothing_int_charstar_int): New declaration.
4541 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4542 discriminator value in .loc directive.
4543 * final.c (last_discriminator): New variable.
4544 (discriminator): New variable.
4545 (final_start_function): Initialize above variables, pass current
4546 discriminator to debug hook.
4547 (notice_source_line): Check for discriminator change.
4548 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4549 * sdbout.c (sdbout_source_line): New parameter.
4550 * tree-cfg.c (struct locus_discrim_map): New structure type.
4551 (discriminator_per_locus): New hash table.
4552 (build_gimple_cfg): Allocate and free discriminator hash table.
4553 (make_edges): Call assign_discriminator.
4554 (locus_map_hash): New function.
4555 (locus_map_eq): New function.
4556 (next_discriminator_for_locus): New function.
4557 (same_line_p): New function.
4558 (assign_discriminator): New function.
4559 (make_cond_expr_edges): Call assign_discriminator.
4560 (make_gimple_switch_edges): Likewise.
4561 (first_non_label_stmt): New function.
4562 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4564 * xcoffout.c (xcoffout_source_line): Add new parameter.
4566 * configure.ac (gcc_cv_as_discriminator): New configury check for
4567 gas support for discriminator.
4568 * configure: Regenerate.
4569 * config.in: Regenerate.
4571 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4573 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4574 val after checking for integers.
4576 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4578 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4580 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4581 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4582 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4583 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4584 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4585 X64_SSE_REGPARM_MAX.
4586 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4587 X64_SSE_REGPARM_MAX.
4589 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4591 * gcc.c (report_times_to_file): New.
4592 (execute): Implement it.
4593 (process_command): Support -time=.
4594 * doc/invoke.texi: Document it.
4596 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4598 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4599 that have value exprs.
4601 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4603 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4604 declarations for constants until...
4605 (dw2_output_indirect_constant_1): ... this point.
4607 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4610 * arm.md (arm_addsi3): Don't try to split an add with an
4611 eliminable register until after reload has completed.
4613 2009-06-03 Ian Lance Taylor <iant@google.com>
4615 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4616 * genattrtab.c (write_length_unit_log): Likewise.
4617 * genchecksum.c (dosum): Likewise.
4618 * gengtype.c (write_rtx_next): Likewise.
4619 (finish_root_table, write_roots): Likewise.
4620 * gimple.c (gimple_ops_offset_): Likewise.
4621 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4622 * config/arc/arc.c (arc_attribute_table): Likewise.
4623 * config/arm/arm.c (arm_attribute_table): Likewise.
4624 * config/avr/avr.c (avr_attribute_table): Likewise.
4625 * config/crx/crx.c (crx_attribute_table): Likewise.
4626 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4627 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4628 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4629 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4630 * config/sh/sh.c (sh_attribute_table): Likewise.
4631 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4632 * config/spu/spu.c (spu_attribute_table): Likewise.
4633 * config/v850/v850.c (v850_attribute_table): Likewise.
4635 * config/alpha/alpha.c (vms_attribute_table): Make static.
4636 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4637 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4638 * config/mips/mips.c (mips_attribute_table): Likewise.
4640 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4642 (cc1-checksum.o): Likewise.
4644 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4646 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4648 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4650 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4651 insn if it is changing sp. Use gen_add3_insn instead of
4652 conditionally gen_addsi3 and gen_adddi3.
4653 (offset_below_red_zone_p): New static inline function.
4654 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4655 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4656 * config/rs6000/ppc-asm.h: Include auto-host.h.
4657 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4658 CFI_RESTORE): Define.
4659 * config/rs6000/crtresxgpr.asm: Add unwind info.
4660 * config/rs6000/crtresxfpr.asm: Likewise.
4661 * config/rs6000/crtresgpr.asm: Likewise.
4662 * config/rs6000/crtresfpr.asm: Likewise.
4663 * config/rs6000/crtsavgpr.asm: Likewise.
4664 * config/rs6000/crtsavfpr.asm: Likewise.
4666 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4667 argument of DWARF2_FRAME_REG_OUT macros.
4669 2009-06-03 Julian Brown <julian@codesourcery.com>
4671 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4672 words or less (including TImode) in core registers.
4674 2009-06-03 Richard Guenther <rguenther@suse.de>
4677 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4679 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4681 * statistics.c (statistics_counter_event): Do not record event
4682 in pass dump if its number == -1.
4683 (curr_statistics_hash): Add assert that we never get passes
4684 with static number == -1.
4686 2009-06-03 Richard Guenther <rguenther@suse.de>
4687 Andrey Belevantsev <abel@ispras.ru>
4689 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4690 non-BLKmode arrays addressable.
4692 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4694 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4695 * config/m68k/m68k.h: ... here.
4696 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4699 2009-06-03 Martin Jambor <mjambor@suse.cz>
4701 PR tree-optimization/40323
4702 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4705 2009-06-03 Richard Guenther <rguenther@suse.de>
4707 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4710 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4712 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4713 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4714 JUMP_TABLE_DATA_P where applicable.
4715 * config/sh/sh.c: Ditto.
4716 * config/sh/sh.h: Ditto.
4717 * config/sh/sh.md: Ditto.
4718 * config/sh/symbian.c: Ditto.
4720 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4722 * config/i386/driver-i386.c (describe_cache): Optimize
4723 concatenation of strings. Use snprintf instead of sprintf.
4724 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4725 target when not compiling with GCC.
4727 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4729 * config/sh/sh.c: Revert last change.
4730 (sh_expand_epilogue): Emit a blockage insn before the frame
4731 pointer adjustment unconditionally.
4733 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4735 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4736 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4737 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4738 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4739 to COLLECT_GCC_OPTIONS.
4741 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4743 * collect2.c (target_system_root): New variable.
4744 (main): Handle --sysroot=.
4745 (ignore_library): Strip the sysroot from the library path.
4747 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4749 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4750 (collect2.o): Depend on collect2-aix.h.
4751 (collect2-aix.o): New rule.
4752 * collect2-aix.h: New file.
4753 * collect2-aix.c: Likewise.
4754 * collect2.c: Include collect2-aix.h. Don't undefine
4755 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4756 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4757 Use TARGET_AIX_VERSION instead of _AIX51.
4758 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4759 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4760 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4761 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4762 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4764 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4766 * collect2.c (ignore_library): Avoid premature post-increment
4769 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4771 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4772 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4773 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4774 CROSS_DIRECTORY_STRUCTURE too.
4775 (LINK_LIBG_SPEC): Likewise.
4776 (LIB_SPEC): Add %R to sysroot paths.
4777 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4778 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4779 * config/rs6000/aix51.h: As for aix43.h.
4780 * config/rs6000/aix52.h: Likewise.
4781 * config/rs6000/aix53.h: Likewise.
4782 * config/rs6000/aix61.h: Likewise.
4783 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4784 to the beginning of sysroot paths.
4786 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4788 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4789 INSN_LISTs that are out of the REG_NOTE range.
4791 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4793 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4794 (struct var_to_expand): Likewise.
4795 (struct opt_info): Add head and tail for linked lists of the above.
4796 (analyze_insn_to_expand_var): Initialize next.
4797 (analyze_iv_to_split_insn): Likewise.
4798 (analyze_insns_in_loop): Create linked lists.
4799 (allocate_basic_variable): Simplify for use without hash table.
4800 (insert_var_expansion_initialization): Likewise, make it type-safer.
4801 (combine_var_copies_in_loop_exit): Likewise.
4802 (apply_opt_in_copies): Walk lists rather than hash tables.
4803 (release_var_copies): Simplified and inlined by hand into...
4804 (free_opt_info): ... this function.
4806 2009-06-02 Richard Guenther <rguenther@suse.de>
4808 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4811 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4813 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4814 only for builtins that are not overridden.
4816 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4818 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4821 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4823 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4825 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4827 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4829 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4831 * common.opt (fdump-unnumbered-links): New.
4832 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4833 * print-rtl.c (flag_dump_unnumbered_links): New.
4834 (print_rtx): Test it.
4836 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4838 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4839 push/pop multiple to 8-byte alignment.
4841 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4843 * config/i386/i386.c (queued_cfa_restores): New static variable.
4844 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4846 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4847 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4848 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4849 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4850 note unconditionally.
4851 (ix86_emit_restore_regs_using_mov): Likewise.
4852 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4853 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4854 it through to ix86_emit_restore_reg_using_pop.
4855 (ix86_emit_leave): Add RED_OFFSET argument. Call
4856 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4857 instead of adding REG_CFA_OFFSET note unconditionally.
4858 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4859 the above functions. Call ix86_add_queued_cfa_restore_notes when
4862 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4863 force output of the label even for dwarf2out_do_cfi_asm.
4864 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4865 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4866 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4868 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4869 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4870 dwarf2out_cfi_label callers.
4871 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4872 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4873 Adjust dwarf2out_cfi_label callers.
4874 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4876 * config/i386/i386.h (struct machine_cfa_state,
4877 struct machine_function): Guard with ifndef USED_FOR_TARGET
4878 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4881 * emutls.c (__emutls_get_address): Change arr->size to mean number
4882 of allocated arr->data entries instead of # of slots + 1.
4885 * recog.c (peep2_reinit_state): New function.
4886 (peephole2_init_state): Use it at the end of a basic block and also
4887 when seeing a RTX_FRAME_RELATED_P insn.
4889 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4891 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4892 fixuns_truncrfdi2): New.
4893 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4894 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4895 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4896 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4897 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4898 *recip_approx): Remove.
4899 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4900 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4901 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4903 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4906 2009-06-01 Ian Lance Taylor <iant@google.com>
4908 * attribs.c (register_attribute): Use CONST_CAST.
4909 * collect2.c (main): Use CONST_CAST2.
4910 (scan_prog_file): Likewise.
4911 * gcc.c (process_command, main): Likewise.
4912 * toplev.c (toplev_main): Likewise.
4914 * c-typeck.c (handle_warn_cast_qual): New static function,
4915 partially broken out of build_c_cast.
4916 (build_c_cast): Call handle_warn_cast_qual.
4917 * doc/invoke.texi (Warning Options): Document new effect of
4920 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4922 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4923 (diagnostic_report_current_module): Print columns.
4924 * common.opt (flag_show_column): Enable by default.
4926 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4928 * alias.c (find_base_term): Check for NULL term before returning.
4930 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4932 Revert due to PR40320:
4933 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4934 * calls.c (emit_library_call_value_1): Don't force_operand for move
4937 2009-06-01 Olivier Hainque <hainque@adacore.com>
4938 Eric Botcazou <ebotcazou@adacore.com>
4940 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4941 to be processed as a bitfield for constructor output purposes.
4942 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4944 * varasm.c (oc_local_state): New type, output_constructor
4945 local state to support communication with helpers.
4946 (oc_outer_state): New type, output_constructor outer state of
4947 relevance in recursive calls.
4948 (output_constructor_array_range): New output_constructor helper,
4949 extracted code for an array range element.
4950 (output_constructor_regular_field): New output_constructor helper,
4951 extracted code for an element that is not a bitfield.
4952 (output_constructor_bitfield): New output_constructor helper,
4953 extracted code for a bitfield element. Accept an OUTER state
4954 argument for recursive processing. Recurse on record or array
4955 CONSTRUCTOR values, possibly past noop conversions.
4956 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4957 VALUE is a valid constant-valued expression for use in a static
4958 bit-field initializer.
4959 (output_constructor): Rework to use helpers. Accept and honor an
4960 OUTER state argument for recursive calls. Return total size. Be
4961 prepared for nested constructors initializing bitfields.
4962 (output_constant): Feed OUTER in calls to output_constructor.
4964 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4966 * calls.c (emit_library_call_value_1): Don't force_operand for move
4969 2009-06-01 Nick Clifton <nickc@redhat.com>
4971 * doc/invoke.texi (IA-64 Options): Fix typo.
4973 2009-06-01 Ira Rosen <irar@il.ibm.com>
4975 PR tree-optimization/39129
4976 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4978 (vect_do_peeling_for_loop_bound): Use
4979 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4980 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4981 (vect_loop_versioning): Likewise.
4982 (vect_create_cond_for_alias_checks): Fix indentation.
4983 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4985 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4986 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4987 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4988 "control flow in loop".
4989 (vect_estimate_min_profitable_iters): Use
4990 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4991 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4992 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4993 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4994 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4995 statement belongs to a group of strided accesses with the exact code
4997 (vectorizable_load): Likewise.
4998 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4999 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5001 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5003 * config/freebsd-stdint.h: New file.
5004 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5005 Add freebsd-stdint.h to tm_file.
5007 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5009 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5010 (thumb2_extendhidi2): Likewise.
5012 2009-05-31 Ian Lance Taylor <iant@google.com>
5014 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5016 2009-05-31 Ian Lance Taylor <iant@google.com>
5018 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5019 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5020 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5022 2009-05-31 Jason Merrill <jason@redhat.com>
5024 * tree-pretty-print.c (print_call_name): Take the callee, not the
5025 call itself. Make non-static. Use dump_function_name for functions.
5026 (dump_generic_node): Adjust.
5027 * diagnostic.h: Declare print_call_name.
5028 * gimple-pretty-print.c (dump_gimple_call): Use it.
5030 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5032 * config/sh/sh.md (ashldi3_std): New define_expand.
5035 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5038 * config/sh/sh.c: Include debug.h.
5039 (sh_expand_epilogue): Emit a blockage insn before the frame
5040 pointer adjustment also when dwarf2out_do_frame returns true.
5042 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5044 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5045 (thumb2_extendqidi2): New pattern.
5047 2009-05-31 Ira Rosen <irar@il.ibm.com>
5049 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5050 mark phis for renaming.
5051 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5052 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5053 Call mark_sym_for_renaming.
5054 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5055 * tree-vect-loop.c (vect_transform_loop): Remove
5056 vect_memsyms_to_rename initialization and a call to
5057 mark_set_for_renaming.
5059 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5062 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5063 frame related even if !set_cfa && style < 0.
5065 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5067 * config/i386/mingw-tls.c: New file.
5068 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5069 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5070 defining _WIN32 but not __CYGWIN__.
5072 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5074 * configure.ac: Add MPC support.
5076 * config.in, configure: Regenerate.
5078 2009-05-29 Richard Henderson <rth@redhat.com>
5080 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5081 NOTE_INSN_BASIC_BLOCK.
5082 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5083 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5084 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5086 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5088 (add_cfi): Disable check redefining cfa away from drap.
5089 (lookup_cfa_1): Add remember argument; handle remember/restore.
5090 (lookup_cfa): Pass remember argument.
5091 (cfa_remember): New.
5092 (compute_barrier_args_size_1): Remove sibcall check.
5093 (dwarf2out_frame_debug_def_cfa): New.
5094 (dwarf2out_frame_debug_adjust_cfa): New.
5095 (dwarf2out_frame_debug_cfa_offset): New.
5096 (dwarf2out_frame_debug_cfa_register): New.
5097 (dwarf2out_frame_debug_cfa_restore): New.
5098 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5099 (dwarf2out_begin_epilogue): New.
5100 (dwarf2out_frame_debug_restore_state): New.
5101 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5102 DW_CFA_restore_state.
5103 (output_cfi_directive): Likewise.
5104 (convert_cfa_to_fb_loc_list): Likewise.
5105 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5106 * dwarf2out.h: Update.
5107 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5108 (copy_insn_1): Early out for null.
5109 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5110 and dwarf2out_frame_debug_restore_state.
5111 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5112 (prologue_insn_hash, epilogue_insn_hash): New.
5113 (free_after_compilation): Adjust freeing accordingly.
5114 (record_insns): Create hash table if needed; push insns into
5115 hash instead of array.
5116 (maybe_copy_epilogue_insn): New.
5117 (contains): Search hash table instead of array.
5118 (sibcall_epilogue_contains): Remove.
5119 (thread_prologue_and_epilogue_insns): Split eh_return insns
5120 and mark them as epilogues.
5121 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5122 scanning in terms of basic blocks.
5123 * insn-notes.def (CFA_RESTORE_STATE): New.
5124 * jump.c (returnjump_p_1): Accept EH_RETURN.
5125 (eh_returnjump_p_1, eh_returnjump_p): New.
5126 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5127 CFA_REGISTER, CFA_RESTORE): New.
5128 * rtl.def (EH_RETURN): New.
5129 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5131 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5132 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5134 * config/i386/i386.c (gen_push): Update cfa state.
5135 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5136 add a CFA_ADJUST_CFA note.
5137 (ix86_dwarf_handle_frame_unspec): Remove.
5138 (ix86_expand_prologue): Update cfa state.
5139 (ix86_emit_restore_reg_using_pop): New.
5140 (ix86_emit_restore_regs_using_pop): New.
5141 (ix86_emit_leave): New.
5142 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5143 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5144 * config/i386/i386.h (struct machine_cfa_state): New.
5145 (ix86_cfa_state): New.
5146 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5147 (eh_return_internal): Merge from eh_return_<mode>,
5148 use eh_return rtx, split w/ epilogue.
5150 2009-05-29 Ian Lance Taylor <iant@google.com>
5152 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5154 * calls.c (emit_library_call_value_1): Likewise.
5156 * c-typeck.c (c_build_va_arg): New function.
5157 * c-tree.h (c_build_va_arg): Declare.
5158 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5159 instead of build_va_arg.
5161 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5163 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5164 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5165 (ptr_difference_cost): Use affine combinations to compute it.
5166 (difference_cost): Likewise.
5167 (get_computation_cost_at): Compute more accurate cost for addresses
5168 if the ratio is a multiplier allowed in addresses.
5169 For non-addresses, consider that an additional offset or symbol is
5172 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5174 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5175 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5177 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5178 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5179 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5181 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5182 to 1 for TYPE_SSE{IADD1,CVT1}.
5183 (prefix_vex_imm8): Removed.
5184 (length_vex): Only pass 1 as second argument to
5185 ix86_attr_length_vex_default if prefix_extra is 0.
5186 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5187 (length): For prefix vex computation use length_immediate
5188 attribute instead of prefix_vex_imm8.
5189 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5190 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5191 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5192 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5193 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5194 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5195 a space in between the operands.
5196 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5197 if one operand is 0xff and the other one si, di, bp or sp.
5198 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5199 other one si, di, bp or sp.
5200 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5201 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5202 type and mode attributes.
5203 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5204 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5205 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5206 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5207 prefix_data16 attribute iff MODE_DF.
5208 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5209 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5210 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5211 constm128_operand in length_immediate computation.
5212 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5213 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5214 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5215 length_immediate attribute to 1.
5216 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5217 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5218 for certain alternatives.
5219 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5220 prefix_data16 attribute if MODE_V1DF.
5221 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5222 length_immediate to 1.
5223 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5224 length_address to 4, set mode attribute to MODE_DI.
5225 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5226 (fxam<mode>2_i387): Set length attribute to 4.
5227 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5228 *prefetch_3dnow_rex): Override length_address attribute.
5229 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5231 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5232 (constm128_operand): Removed.
5233 * config/i386/i386.c (memory_address_length): For
5234 disp && !index && !base in 64-bit mode account for SIB byte if
5235 print_operand_address can't optimize disp32 into disp32(%rip)
5236 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5237 for fs: or gs: segment.
5238 (ix86_attr_length_immediate_default): When checking if shortform
5239 is possible, truncate immediate to the length of the non-shortened
5241 (ix86_attr_length_address_default): Ignore MEM_P operands
5243 (ix86_attr_length_vex_default): Only check for DImode on
5244 GENERAL_REG_P operands.
5245 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5246 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5247 (sse_cvttps2pi): Clear prefix_rep attribute.
5248 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5250 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5251 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5252 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5253 iff operand 2 is const_int_operand.
5254 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5255 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5256 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5258 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5260 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5261 prefix_data16 attribute for movlpd and movhpd instructions.
5262 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5263 length_immediate for shufpd instruction.
5264 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5265 (avx_cmpp<avxmodesuffixf2c><mode>3,
5266 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5267 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5268 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5269 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5270 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5271 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5272 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5273 prefix_data16 attribute for the first alternative to 1.
5274 (*avx_loadlps): Override length_immediate for the first alternative.
5275 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5276 attributes for second alternative.
5277 (*vec_concatv2sf_sse4_1): Override length_immediate and
5278 prefix_data16 attributes for second alternative.
5279 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5280 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5281 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5282 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5283 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5284 prefix_data16 and length_immediate to 1.
5285 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5287 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5288 prefix_extra attribute for variants that don't have 0f prefix alone.
5289 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5290 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5291 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5292 *sse4_1_pextrd): Set length_immediate to 1.
5293 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5294 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5296 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5297 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5298 length_immediate to 1 for second alternative.
5299 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5300 prefix_extra and length_immediate attributes for the first
5302 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5304 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5305 to 1 for the first and third alternative.
5306 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5308 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5310 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5312 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5313 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5314 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5315 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5316 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5317 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5318 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5319 ssse3_psign<mode>3): Override prefix_rex attribute.
5320 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5321 (ssse3_palignrti): Override length_immediate to 1.
5322 (ssse3_palignrdi): Override length_immediate to 1, override
5323 prefix_rex attribute.
5324 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5325 (sse4a_extrqi): Override length_immediate to 2.
5326 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5327 (sse4a_insertq): Override prefix_data16 to 0.
5328 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5329 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5330 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5331 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5332 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5333 and length_immediate to 1.
5334 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5335 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5336 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5337 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5338 and length_immediate to 1.
5339 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5340 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5341 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5342 avx_ptest256): Override prefix_extra to 1.
5343 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5344 Override prefix_data16 and length_immediate to 1.
5345 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5346 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5347 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5348 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5349 prefix_data16 to 0 and prefix_extra to 2.
5350 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5351 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5353 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5354 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5355 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5356 and prefix_extra to 2.
5357 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5358 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5359 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5360 avx_vpermilvar<mode>3,
5361 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5362 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5363 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5364 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5365 Override prefix_extra to 1.
5366 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5367 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5368 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5369 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5370 prefix_extra and length_immediate to 1.
5371 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5373 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5374 to 1 for the first alternative.
5375 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5376 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5378 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5379 *movv2sf_internal_avx, *movv2sf_internal): Override
5380 prefix_rep attribute for certain alternatives.
5381 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5382 attributes for certain alternatives.
5383 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5384 attributes for certain alternatives.
5385 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5386 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5387 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5388 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5389 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5390 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5391 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5392 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5393 length_immediate to 1 if operand 2 is const_int_operand.
5394 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5395 *vec_extractv2si_1): Set length_immediate attribute to 1.
5396 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5397 using old 3DNOW insn rather than SSE/3DNOW_A.
5398 (mmx_emms, mmx_femms): Clear modrm attribute.
5400 2009-05-29 Martin Jambor <mjambor@suse.cz>
5402 * tree-sra.c: New implementation of SRA.
5404 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5405 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5406 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5407 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5408 (SRA_MAX_STRUCTURE_COUNT): Removed.
5409 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5410 * doc/invoke.texi (sra-max-structure-size): Removed.
5411 (sra-field-structure-ratio): Removed.
5413 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5416 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5419 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5421 PR rtl-optimization/40101
5422 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5423 seqno. Adjust comment.
5424 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5425 inserting bookkeeping before a jump, the jump is not scheduled.
5426 When no positive seqno found, provide a value. Add comment.
5428 2009-05-29 Richard Guenther <rguenther@suse.de>
5430 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5431 short-cutting on the first component.
5433 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5436 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5437 for trees other than decls/types.
5439 2009-05-29 Richard Guenther <rguenther@suse.de>
5441 * tree-ssa-operands.c (get_expr_operands): Do not handle
5442 INDIRECT_REFs in the handled-component case. Remove
5443 unused get_ref_base_and_extent case.
5444 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5445 tree_low_cst and host_integerp where possible.
5446 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5447 codes for equivalence.
5448 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5450 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5452 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5453 to tmake_file for i[34567]86-*-cygwin*.
5455 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5458 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5459 (altivec_categorize_keyword, init_vector_keywords,
5460 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5463 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5465 * tree.c (handle_dll_attribute): Check if node is
5466 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5468 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5470 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5472 (thumb2_zero_extendqidi2): Likewise.
5474 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5476 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5477 instead of gen_movrt.
5478 * config/sh/sh.md (movrt): Remove.
5480 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5482 * doc/invoke.texi (IA-64 Options):
5483 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5484 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5485 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5486 -msched-prefer-non-control-spec-insns,
5487 -msched-stop-bits-after-every-cycle,
5488 -msched-count-spec-in-critical-path,
5489 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5490 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5491 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5492 and -msched-spec-verbose.
5494 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5496 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5497 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5499 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5501 2009-05-28 Richard Guenther <rguenther@suse.de>
5503 * tree-ssa-alias.c (ao_ref_init): New function.
5504 (ao_ref_base): Likewise.
5505 (ao_ref_base_alias_set): Likewise.
5506 (ao_ref_alias_set): Likewise.
5507 (refs_may_alias_p_1): Change signature.
5508 (refs_may_alias_p): Adjust.
5509 (refs_anti_dependent_p): Likewise.
5510 (refs_output_dependent_p): Likewise.
5511 (call_may_clobber_ref_p_1): Change signature.
5512 (call_may_clobber_ref_p): Adjust.
5513 (stmt_may_clobber_ref_p_1): New function split out from ...
5514 (stmt_may_clobber_ref_p): ... here.
5515 (maybe_skip_until): Adjust signature.
5516 (get_continuation_for_phi): Likewise.
5517 (walk_non_aliased_vuses): Likewise.
5518 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5519 (ao_ref_init): Declare.
5520 (ao_ref_base): Likewise.
5521 (ao_ref_alias_set): Likewise.
5522 (stmt_may_clobber_ref_p_1): Likewise.
5523 (walk_non_aliased_vuses): Adjust.
5524 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5525 (get_ref_from_reference_ops): remove.
5526 (vn_reference_lookup_2): Adjust signature.
5527 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5528 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5529 (vn_reference_lookup): Adjust.
5530 (vn_reference_insert): Likewise.
5531 (vn_reference_insert_pieces): Adjust signature.
5532 (visit_reference_op_call): Adjust.
5533 * tree-ssa-pre.c (get_expr_type): Simplify.
5534 (phi_translate_1): Adjust.
5535 (compute_avail): Likewise.
5536 (translate_vuse_through_block): Do not re-build trees.
5537 (value_dies_in_block_x): Likewise.
5538 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5540 (vn_reference_lookup_pieces): Adjust declaration.
5541 (vn_reference_insert_pieces): Likewise.
5543 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5545 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5546 with checking disabled.
5548 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5552 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5553 macro definition for support of three-operand format aligned
5554 .comm directive in assembler on cygwin/pe/mingw target OS.
5555 * configure: Regenerate.
5556 * config.h: Regenerate.
5558 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5559 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5560 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5562 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5563 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5565 2009-05-28 Ira Rosen <irar@il.ibm.com>
5567 PR tree-optimization/40254
5568 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5569 in analysis of basic blocks.
5571 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5574 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5575 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5576 (TARGET_INITIALIZER): Use it.
5577 * cse.c (CHEAPER): Move it up to the other macros.
5578 (insert): Rename this ...
5579 (insert_with_costs): ... to this. Add cost parameters. Update
5581 (insert): New function. Call insert_with_costs.
5582 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5583 find_reg_offset_for_const, try_const_anchors): New functions.
5584 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5585 when using a const-anchor. Call insert_const_anchors.
5586 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5587 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5589 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5591 * tree-inline.c (remap_decls): Enable nonlocalized variables
5592 when not optimizing.
5594 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5596 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5597 Simplify other tests involving optimize.
5599 2009-05-27 Tom Tromey <tromey@redhat.com>
5601 * unwind-dw2.c (_Unwind_DebugHook): New function.
5602 (uw_install_context): Call _Unwind_DebugHook.
5604 2009-05-27 Tom Tromey <tromey@redhat.com>
5606 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5608 2009-05-27 Ian Lance Taylor <iant@google.com>
5610 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5611 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5612 (ALL_LINKERFLAGS): Define.
5613 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5614 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5615 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5616 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5617 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5618 $(LINKER_FOR_BUILD).
5619 (build/gcov-iov$(build_exeext)): Likewise.
5621 2009-05-27 Julian Brown <julian@codesourcery.com>
5623 * gcse.c (target.h): Include.
5624 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5625 copy of argument to a pseudo register.
5627 2009-05-27 Diego Novillo <dnovillo@google.com>
5629 * tree-ssa-live.c (dump_scope_block): Document arguments.
5630 (dump_scope_blocks): Document.
5631 (debug_scope_blocks): New.
5632 * tree-flow.h (debug_scope_blocks): Declare.
5634 2009-05-21 Denis Chertykov <denisc@overta.ru>
5636 * doc/contrib.texi (Contributors): Add myself to the list.
5638 2009-05-27 Olivier Hainque <hainque@adacore.com>
5640 * expr.c (target_align): New function. Alignment the TARGET of an
5641 assignment may be assume to have.
5642 (highest_pow2_factor_for_target): Use it instead of relying on
5643 immediate tree attributes of TARGET, not necessarily honored when
5644 intermediate bitfields are involved.
5646 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5649 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5650 AVX, SSE4, AES, PCLMUL and POPCNT.
5652 2009-05-27 Diego Novillo <dnovillo@google.com>
5654 * tree-pretty-print.c (dump_location): New.
5655 (dump_generic_node): Call it.
5656 Factor code to handle BLOCK nodes ...
5657 (dump_block_node): ... here.
5659 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5661 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5663 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5665 * gcc-plugin.h: Include config.h and system.h.
5666 (IN_GCC): Define if not defined.
5668 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5671 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5674 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5676 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5678 * config/m32r/m32r.h: Ditto.
5679 * config/m32r/m32r.md: Ditto.
5680 * config/m32r/predicates.md: Ditto.
5682 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5684 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5686 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5689 (Loading plugins): typo.
5690 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5691 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5692 (Interacting with the GCC Garbage Collector): Added new section.
5693 (Giving information about a plugin): Added new section for
5695 * ggc.h (ggc_register_root_tab): Added declaration.
5696 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5697 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5698 (register_callback): Improved comment in declaration.
5699 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5700 (extra_root_vec) Added static variable for dynamic roots registration.
5701 (ggc_register_root_tab) Added new routine.
5702 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5703 PLUGIN_GGC_MARKING event.
5704 * ggc-zone.c: Include plugin.h.
5705 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5706 * ggc-page.c: Include plugin.h.
5707 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5708 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5709 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5710 (register_callback): check lack of callbacks for
5711 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5712 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5713 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5714 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5715 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5716 dependency on plugin.h.
5717 (plugin.o): Added dependency on ggc.h...
5719 2009-05-26 Richard Guenther <rguenther@suse.de>
5723 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5724 with mismatched comparison modes.
5726 * expr.c (expand_expr_real_1): Expand the operand of a
5727 VIEW_CONVERT_EXPR in its natural mode.
5729 2009-05-26 Ian Lance Taylor <iant@google.com>
5731 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5732 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5733 (ALL_COMPILERFLAGS): Define.
5734 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5735 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5736 (collect2$(exeext), collect2.o): Likewise.
5737 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5738 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5739 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5740 (libbackend.o, intl.o, cppdefault.o): Likewise.
5741 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5742 (build/%.o): Use $(COMPILER_FOR_BUILD).
5743 (build/gen%$(build_exeext)): Likewise.
5744 (build/gcov-iov$(build_exeext)): LIkewise.
5745 * config/t-darwin (darwin.o): Use $(COMPILER).
5746 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5747 * config/t-sol2 (sol2-c.o): Likewise.
5749 * config/t-vxworks (vxworks.o): Likewise.
5750 * config/x-darwin (host-darwin.o): Likewise.
5751 * config/x-hpux (host-hpux.o): Likewise.
5752 * config/x-linux (host-linux.o): Likewise.
5753 * config/x-solaris (host-solaris.o): Likewise.
5754 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5755 * config/arm/t-arm (arm-c.o): Likewise.
5756 * config/arm/t-pe (pe.o): Likewise.
5757 * config/arm/t-wince-pe (pe.o): Likewise.
5758 * config/i386/t-cygming (winnt.o): Likewise.
5759 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5760 * config/i386/t-cygwin (cygwin1.o): Likewise.
5761 (cygwin2.o): Likewise.
5762 * config/i386/t-i386 (i386-c.o): Likewise.
5763 * config/i386/t-interix (winnt.o): Likewise.
5764 * config/i386/t-netware (netware.o): Likewise.
5765 * config/i386/t-nwld (nwld.o): Likewise.
5766 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5767 * config/i386/x-i386 (driver-i386.o): Likewise.
5768 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5769 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5770 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5771 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5772 * config/mips/x-native (driver-native.o): Likewise.
5773 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5774 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5775 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5776 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5777 * config/score/t-score-elf (score7.o): Likewise.
5778 (score3.o): Likewise.
5779 * config/sh/t-sh (sh-c.o): Likewise.
5780 * config/sh/t-symbian (sh-c.o): Likewise.
5781 (symbian.o): Likewise.
5782 * config/spu/t-spu-elf (spu-c.o): Likewise.
5783 * config/v850/t-v850 (v850-c.o): Likewise.
5784 * config/v850/t-v850e (v850-c.o): Likewise.
5786 2009-05-26 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/40122
5789 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5790 VECTOR_CSTs if possible.
5791 (fold_gimple_assign): Likewise.
5793 2009-05-26 Richard Guenther <rguenther@suse.de>
5796 * fold-const.c (fold_binary): Use the correct types for building
5799 2009-05-26 Richard Guenther <rguenther@suse.de>
5801 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5802 redundant calls to merge_alias_info.
5803 (bump_vector_ptr): Likewise.
5804 * tree-ssa-copy.c (merge_alias_info): Remove.
5805 (replace_exp_1): Remove call to merge_alias_info.
5806 (propagate_tree_value): Likewise.
5807 (fini_copy_prop): Propagate points-to info.
5808 * tree-flow.h (merge_alias_info): Remove.
5810 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5812 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5814 2009-05-25 Jan Hubicka <jh@suse.cz>
5816 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5817 * cgraph.h (struct inline_summary): New filed self_wize,
5818 size_inlining_benefit, self_time and time_inlining_benefit.
5819 (struct cgraph_global_info): Replace insns by time ans size fields.
5820 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5821 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5822 (ipcp_update_callgraph): Do not touch function bodies.
5823 * ipa-inline.c: Include except.h
5824 (MAX_TIME): New constant.
5825 (overall_insns): Remove.
5827 (overall_size, max_benefit): New static variables.
5828 (cgraph_estimate_time_after_inlining): New function.
5829 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5830 (cgraph_clone_inlined_nodes): Update size.
5831 (cgraph_mark_inline_edge): Update size.
5832 (cgraph_estimate_growth): Use size info.
5833 (cgraph_check_inline_limits): Check size.
5834 (cgraph_default_inline_p): Likewise.
5835 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5836 (cgraph_decide_recursive_inlining): Check size.
5837 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5839 (cgraph_decide_inlining): Likewise.
5840 (cgraph_decide_inlining_incrementally): Likewise; honor
5841 PARAM_EARLY_INLINING_INSNS.
5842 (likely_eliminated_by_inlining_p): New predicate.
5843 (estimate_function_body_sizes): New function.
5844 (compute_inline_parameters): Use it.
5845 * except.c (must_not_throw_labels): New function.
5846 * except.h (must_not_throw_labels): Declare.
5847 * tree-inline.c (init_inline_once): Kill inlining_weigths
5848 * tree-ssa-structalias.c: Avoid uninitialized warning.
5849 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5850 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5851 (PARAM_INLINE_CALL_COST): Remove.
5852 (PARAM_EARLY_INLINING_INSNS): New.
5854 2009-05-25 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/36327
5857 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5858 callback for reference translation or lookup at the point of may-defs.
5859 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5860 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5861 for union COMPONENT_REFs.
5862 (vn_reference_lookup_3): New callback. Lookup from memset
5863 and CONSTRUCTOR assignment, translate through struct copies.
5864 (vn_reference_lookup_pieces): Make sure to not free the
5865 passed operands array. Adjust walk_non_aliased_vuses call.
5866 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5867 make sure we do not leak memory.
5869 2009-05-25 Richard Guenther <rguenther@suse.de>
5871 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5872 * tree-inline.c (expand_call_inline): Reset the escaped and
5874 * tree-ssa-structalias.c (pass_build_ealias): New.
5875 * tree-pass.h (pass_build_ealias): Declare.
5876 * passes.c (init_optimization_passes): Add PTA during
5877 early optimizations.
5878 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5879 and CALLUSED solutions.
5880 (dump_points_to_solution): New function, split out from ...
5881 (dump_points_to_info_for): ... here.
5882 * tree-parloops.c (parallelize_loops): Reset the escaped and
5885 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5888 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5889 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5891 2009-05-25 Ira Rosen <irar@il.ibm.com>
5893 PR tree-optimization/40238
5894 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5895 statements after basic block's labels.
5896 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5897 to free the allocated memory.
5899 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5901 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5902 return address with a USE.
5904 2009-05-24 Richard Guenther <rguenther@suse.de>
5907 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5908 array type from the main variant of the inner type.
5910 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5912 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5913 definition to bool (from int) to un-break build.
5914 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5916 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5918 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5919 discard_stmt_changes): Delete.
5920 * tree-ssa-operands.c (scb_stack): Delete.
5921 (init_ssa_operands): Do not initialize it.
5922 (fini_ssa_operands): Do not free it.
5923 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5925 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5926 update_stmt, remove the others. Fix comments.
5927 * tree-dfa.c (optimize_stack_restore): Likewise.
5928 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5929 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5930 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5931 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5933 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5934 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5935 (dom_opt_finalize_block): Likewise, adjusting access to
5937 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5938 (stmts_to_rescan): Change item type to gimple.
5939 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5941 2009-05-24 Ira Rosen <irar@il.ibm.com>
5943 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5944 * tree-pass.h (pass_slp_vectorize): New pass.
5945 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5946 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5947 * tree-vectorizer.c (timevar.h): Include.
5948 (user_vect_verbosity_level): Declare.
5949 (vect_location): Fix comment.
5950 (vect_set_verbosity_level): Update user_vect_verbosity_level
5951 instead of vect_verbosity_level.
5952 (vect_set_dump_settings): Add an argument. Ignore user defined
5953 verbosity if dump flags require higher level of verbosity. Print to
5954 stderr only for loop vectorization.
5955 (vectorize_loops): Update call to vect_set_dump_settings.
5956 (execute_vect_slp): New function.
5957 (gate_vect_slp): Likewise.
5958 (struct gimple_opt_pass pass_slp_vectorize): New.
5959 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5961 (vec_info_for_bb): New function.
5962 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5963 (VECTORIZATION_ENABLED): New macro.
5964 (SLP_ENABLED, SLP_DISABLED): Likewise.
5965 (vect_is_simple_use): Add bb_vec_info argument.
5966 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5967 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5968 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5969 vect_schedule_slp, vect_analyze_slp): Likewise.
5970 (vect_analyze_stmt): Add slp_tree argument.
5971 (find_bb_location): Declare.
5972 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5973 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5974 (vect_analyze_loop_operations, vect_analyze_loop,
5975 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5976 vect_finalize_reduction, vectorizable_reduction,
5977 vectorizable_live_operation, vect_transform_loop): Likewise.
5978 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5979 skip evolution analysis if analyzing a basic block.
5980 (dr_analyze_indices): Likewise.
5981 (initialize_data_dependence_relation): Skip the test whether the
5982 object is invariant for basic blocks.
5983 (compute_all_dependences): Skip dependence analysis for data
5984 references in basic blocks.
5985 (find_data_references_in_stmt): Don't fail in case of invariant
5986 access in basic block.
5987 (find_data_references_in_bb): New function.
5988 (find_data_references_in_loop): Move code to
5989 find_data_references_in_bb and add a call to it.
5990 (compute_data_dependences_for_bb): New function.
5991 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5992 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5994 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5995 unknown dependence in basic block and fail in case of dependence in
5997 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5998 dependence instances from either loop or basic block vectorization
6000 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6001 before calling nested_in_vect_loop_p.
6002 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6003 dependence instances from either loop or basic block vectorization
6005 (vect_verify_datarefs_alignment): Likewise.
6006 (vect_enhance_data_refs_alignment): Adjust function calls.
6007 (vect_analyze_data_refs_alignment): Likewise.
6008 (vect_analyze_group_access): Fix printing. Skip different checks if
6009 DR_STEP is 0. Keep strided stores either in loop or basic block
6010 vectorization data structure. Fix indentation.
6011 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6013 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6014 dependence instances from either loop or basic block vectorization
6016 (vect_analyze_data_refs): Update comment. Call
6017 compute_data_dependences_for_bb to analyze basic blocks.
6018 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6019 case of loop vectorization. In case of basic block vectorization use
6020 data-ref itself as a base.
6021 (vect_create_data_ref_ptr): In case of basic block vectorization:
6022 don't advance the pointer, add new statements before the current
6023 statement. Adjust function calls.
6024 (vect_supportable_dr_alignment): Support only aligned accesses in
6025 basic block vectorization.
6026 * common.opt (ftree-slp-vectorize): New flag.
6027 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6028 (vect_pattern_recog_1): Likewise.
6029 * tree-vect-stmts.c (process_use): Likewise.
6030 (vect_init_vector): Add new statements in the beginning of the basic
6031 block in case of basic block SLP.
6032 (vect_get_vec_def_for_operand): Adjust function calls.
6033 (vect_finish_stmt_generation): Likewise.
6034 (vectorizable_call): Add assert that it is loop vectorization, adjust
6036 (vectorizable_conversion, vectorizable_assignment): Likewise.
6037 (vectorizable_operation): In case of basic block SLP, take
6038 vectorization factor from statement's type and skip the relevance
6039 check. Adjust function calls.
6040 (vectorizable_type_demotion): Add assert that it is loop
6041 vectorization, adjust function calls.
6042 (vectorizable_type_promotion): Likewise.
6043 (vectorizable_store): Check for outer loop only in case of loop
6044 vectorization. Adjust function calls. For basic blocks, skip the
6045 relevance check and don't advance pointers.
6046 (vectorizable_load): Likewise.
6047 (vectorizable_condition): Add assert that it is loop vectorization,
6048 adjust function calls.
6049 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6050 that it is not reduction, get vector type, call only supported
6051 functions, skip loop specific parts.
6052 (vect_transform_stmt): Check for outer loop only in case of loop
6054 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6055 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6056 for external definition.
6057 * passes.c (pass_slp_vectorize): New pass.
6058 * tree-vect-slp.c (find_bb_location): New function.
6059 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6060 check for patterns only in loops.
6061 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6062 case of multiple types in basic block SLP.
6063 (vect_mark_slp_stmts_relevant): New function.
6064 (vect_supported_load_permutation_p): Fix comment.
6065 (vect_analyze_slp_instance): Add argument. In case of basic block
6066 SLP, take vectorization factor from statement's type, check that
6067 unrolling factor is 1. Adjust function call. Save SLP instance in
6068 either loop or basic block vectorization structure. Return FALSE,
6070 (vect_analyze_slp): Add argument. Get strided stores groups from
6071 either loop or basic block vectorization structure. Return FALSE
6072 if basic block SLP failed.
6073 (new_bb_vec_info): New function.
6074 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6075 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6076 (vect_schedule_slp): Add argument. Get SLP instances from either
6077 loop or basic block vectorization structure. Set vectorization factor
6078 to be 1 for basic block SLP.
6079 (vect_slp_transform_bb): New function.
6080 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6082 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6084 * final.c (shorten_branches): Do not align labels for jump tables.
6085 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6087 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6089 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6090 Remove outdated reference to flow.c and fix nits.
6091 * doc/gccint.texi: Tweak RTL description.
6092 * doc/rtl.texi: Likewise.
6094 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6096 * config/avr/avr.c: Change my email address.
6097 * config/avr/avr.h: Likewise.
6098 * config/avr/avr.md: Likewise.
6099 * config/avr/avr-protos.h: Likewise.
6100 * config/avr/libgcc.S: Likewise.
6102 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6104 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6105 (spu_split_load, spu_split_store): Change return type to int.
6106 (spu_split_convert): Declare.
6107 * config/spu/predicates.md (spu_mem_operand): Remove.
6108 (spu_mov_operand): Update.
6109 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6110 * config/spu/spu.c (regno_aligned_for_load): Remove.
6111 (reg_aligned_for_addr, spu_expand_load): Define.
6112 (spu_expand_extv): Reimplement and handle MEM.
6113 (spu_expand_insv): Handle MEM.
6114 (spu_sched_reorder): Handle insn's with length 0.
6115 (spu_legitimate_address_p): Reimplement.
6116 (store_with_one_insn_p): Return TRUE for any mode with size
6117 larger than 16 bytes.
6118 (address_needs_split): Define.
6119 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6121 (spu_convert_move): Define.
6122 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6123 (spu_split_store): Change all MEM's to TImode.
6124 (spu_init_expanders): Preallocate registers that correspond to
6125 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6127 (spu_split_convert): Define.
6128 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6129 (_move<mode>, _movdi, _movti): Update predicate and condition.
6130 (load, store): Change to define_split.
6131 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6133 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6134 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6135 define_insn_and_split of lshr<mode>3.
6136 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6137 (<v>ashr<mode>3_imm): Define.
6138 (extv, extzv, insv): Allow MEM operands.
6139 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6140 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6141 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6142 (_spu_convert2): Change to define_insn_and_split and remove the
6143 corresponding define_peephole2.
6144 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6145 Change predicates to memory_operand.
6147 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6149 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6151 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6153 PR tree-optimization/40219
6154 * tree.c (iterative_hash_expr): Make sure the builtin function is
6155 a normal builtin function and not a front end or back end builtin
6156 before indexing into the built_in_decls array.
6158 2009-05-22 Richard Guenther <rguenther@suse.de>
6161 * alias.c (write_dependence_p): Do not use TBAA for answering
6162 anti-dependence or output-dependence.
6163 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6164 (emit_pointer_definition): Remove.
6165 (emit_alias_warning): Likewise.
6166 (find_what_var_points_to): Remove TBAA pruning code.
6167 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6169 (compute_points_to_sets): Remove code computing the set of
6170 dereferenced pointers.
6171 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6172 oracle for querying anti and output dependencies.
6173 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6174 if TBAA may be applied.
6175 (refs_anti_dependent_p): New function.
6176 (refs_output_dependent_p): Likewise.
6177 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6178 (refs_output_dependent_p): Likewise.
6179 * doc/tree-ssa.texi (Memory model): New section.
6180 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6181 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6182 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6183 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6184 * expr.c (expand_expr_real_1): Likewise.
6185 * gimple-low.c (lower_stmt): Likewise.
6186 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6187 (dump_gimple_cdt): Remove.
6188 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6189 (gimple_size): Likewise.
6190 (walk_gimple_op): Likewise.
6191 (is_gimple_stmt): Likewise.
6192 (walk_stmt_load_store_addr_ops): Likewise.
6193 (gimple_build_cdt): Remove.
6194 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6195 * gimple.h (gimple_cdt_new_type): Remove.
6196 (gimple_cdt_new_type_ptr): Likewise.
6197 (gimple_cdt_set_new_type): Likewise.
6198 (gimple_cdt_location): Likewise.
6199 (gimple_cdt_location_ptr): Likewise.
6200 (gimple_cdt_set_location): Likewise.
6201 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6202 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6203 GIMPLE_CHANGE_DYNAMIC_TYPE.
6204 (verify_types_in_gimple_stmt): Likewise.
6205 * tree-inline.c (estimate_num_insns): Likewise.
6206 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6207 (copy_decl_to_var): Likewise.
6208 (copy_result_decl_to_var): Likewise.
6209 * tree-pretty-print.c (dump_generic_node): Do not handle
6210 CHANGE_DYNAMIC_TYPE_EXPR.
6211 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6212 * tree-ssa-operands.c (get_expr_operands): Likewise.
6213 * tree-ssa-structalias.c (struct variable_info): Remove
6214 no_tbaa_pruning member.
6215 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6216 (unify_nodes): Do not copy it.
6217 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6218 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6219 (set_uids_in_ptset): Do not check it.
6220 (find_what_var_points_to): Likewise.
6221 (compute_tbaa_pruning): Remove.
6222 (compute_points_to_sets): Do not call it.
6223 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6224 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6225 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6226 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6227 (DECL_NO_TBAA_P): Likewise.
6228 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6229 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6230 (expand_omp_atomic_pipeline): Do not set it.
6231 * print-tree.c (print_node): Do not dump it.
6232 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6235 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6238 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6241 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6243 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6246 2009-05-22 Ben Elliston <bje@au.ibm.com>
6248 * Makefile.in (bversion.h, s-bversion): New targets.
6249 (TOPLEV_H): Add bversion.h.
6250 * toplev.h: Include "bversion.h".
6251 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6252 the __format__ attribute only if compiling with the same version
6253 of GCC as the sources (the "build version").
6255 2009-05-22 Ben Elliston <bje@au.ibm.com>
6257 * c-format.c (handle_format_attribute): Fix comment typo.
6259 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6262 * config/ia64/ia64.opt (mfused-madd): New.
6263 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6264 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6265 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6266 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6267 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6268 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6269 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6270 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6271 instruction if !TARGET_FUSED_MADD.
6272 (fpma, fpms): Remove colon from name.
6274 2009-05-22 Richard Guenther <rguenther@suse.de>
6276 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6277 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6278 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6280 (create_expression_by_pieces): Only convert if necessary.
6281 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6282 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6284 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6286 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6287 regular pattern from a template and rename it ...
6288 (*extzv_truncsi_exts): ... to this.
6290 2009-05-21 Richard Guenther <rguenther@suse.de>
6292 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6293 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6294 (cgraph_default_inline_p): Likewise.
6295 (cgraph_decide_inlining_incrementally): Likewise.
6297 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6298 Uros Bizjak <ubizjak@gmail.com>
6300 * config/i386/cpuid.h (bit_MOVBE): New.
6302 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6304 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6305 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6306 (ix86_handle_option): Handle OPT_mmovbe.
6307 (ix86_target_string): Add -mmovbe.
6308 (pta_flags): Add PTA_MOVBE.
6309 (processor_alias_table): Add PTA_MOVBE to "atom".
6310 (override_options): Handle PTA_MOVBE.
6312 * config/i386/i386.h (TARGET_MOVBE): New.
6314 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6315 (*bswapsi_movbe): New.
6316 (*bswapdi_movbe): Likewise.
6317 (bswapdi2): Renamed to ...
6319 (bswapdi2): New expander.
6321 * config/i386/i386.opt (mmovbe): New.
6323 * doc/invoke.texi: Document -mmovbe.
6325 2009-05-21 Taras Glek <tglek@mozilla.com>
6327 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6328 * gcc-plugin.h (plugin_init): Updated signature.
6329 * gcc-plugin.h (plugin_name_args): Moved to this header.
6330 * doc/plugins.texi (plugin_init): Updated documention to reflect
6332 * doc/plugins.texi (plugin_name_args): Added to documention.
6334 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6336 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6337 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6339 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6341 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6342 JUMP_TABLE_DATA_P predicates where applicable.
6343 * config/i386/predicates.md: Ditto.
6344 * config/i386/sse.md: Ditto.
6346 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6348 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6349 operand2 -128 override length_immediate attribute to 1.
6350 * config/i386/predicates.md (constm128_operand): New predicate.
6352 * config/i386/i386.c (memory_address_length): Handle %r12
6353 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6355 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6356 mode look through optional ZERO_EXTEND and SUBREG.
6357 * config/i386/i386.md (R12_REG): New define_constant.
6358 (prefix_data16): For sse unit set also for MODE_TI insns.
6359 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6360 insns set if operand 1 is ext_QIreg_operand.
6361 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6362 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6364 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6365 mode from MODE_DI to MODE_SI.
6366 (movdi_1_rex64): Override modrm and length_immediate attributes
6367 only for movabs (TYPE_IMOV, alternative 2).
6368 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6369 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6370 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6371 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6372 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6373 prefix_rex attribute if DImode.
6374 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6375 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6376 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6377 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6378 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6379 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6380 Likewise. For TYPE_IMOV clear length_immediate attribute.
6381 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6382 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6383 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6384 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6385 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6386 or one operand TYPE_ISHIFT.
6387 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6388 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6389 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6390 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6391 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6392 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6393 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6394 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6395 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6396 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6397 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6398 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6399 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6400 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6401 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6402 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6403 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6404 set mode attribute, don't override length attribute.
6405 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6407 (return_internal_long): Set length attribute to 2 instead of 1.
6408 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6409 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6410 prefix_rex attribute.
6411 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6413 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6415 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6417 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6419 2009-05-20 Ian Lance Taylor <iant@google.com>
6421 * tree.c (build_tree_list_vec_stat): New function.
6422 (ctor_to_vec): New function.
6423 (build_nt_call_vec): New function.
6424 (build_call_array): Change args to be a const pointer.
6425 (build_call_vec): New function.
6426 * tree.h (build_nt_call_vec): Declare.
6427 (build_tree_list_vec_stat): Declare.
6428 (build_tree_list_vec): Define.
6429 (build_call_array): Update declaration.
6430 (build_call_vec): Declare.
6431 (ctor_to_vec): Declare.
6432 * c-common.c (tree_vector_cache): New static variable.
6433 (make_tree_vector): New function.
6434 (release_tree_vector): New function.
6435 (make_tree_vector_single): New function.
6436 (make_tree_vector_copy): New function.
6437 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6438 (make_tree_vector_single, make_tree_vector_copy): Declare.
6439 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6440 (c_parser_expr_list): Don't manage cache here, instead call
6442 (c_parser_release_expr_list): Remove static function.
6443 (c_parser_vec_to_tree_list): Remove static function.
6444 (c_parser_attributes): Call build_tree_list_vec instead of
6445 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6446 c_parser_release_expr_list.
6447 (c_parser_postfix_expression_after_primary): Likewise.
6448 (c_parser_objc_keywordexpr): Likewise.
6450 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6452 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6453 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6454 TARGET_CONVERT_TO_TYPE.
6455 * hooks.c (hook_tree_const_tree_null): Define.
6456 * hooks.h (hook_tree_const_tree_null): Declare.
6457 * target.h (struct gcc_target): Add invalid_parameter_type,
6458 invalid_return_type, promoted_type, and convert_to_type fields.
6459 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6460 (TARGET_INVALID_RETURN_TYPE): Define.
6461 (TARGET_PROMOTED_TYPE): Define.
6462 (TARGET_CONVERT_TO_TYPE): Define.
6463 (TARGET_INITIALIZER): Update for new fields.
6464 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6465 (grokparms): Check targetm.invalid_parameter_type.
6466 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6467 * c-convert.c (convert): Check targetm.convert_to_type.
6469 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6471 * config/mips/mips.md (*extenddi_truncate<mode>,
6472 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6474 (*extendhi_truncateqi): New define_insn_and_sptit.
6476 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6479 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6480 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6482 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6484 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6485 the operand of VIEW_CONVERT_EXPR.
6487 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6489 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6490 extended family and model for Intel processors. Support Intel Atom.
6492 2009-05-20 Olivier Hainque <hainque@adacore.com>
6494 * gstab.h (stab_code_type): Define, to be used instead of the
6495 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6497 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6498 occurrences by stab_code_type.
6499 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6501 2009-05-20 Martin Jambor <mjambor@suse.cz>
6503 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6504 (sra_insert_before): Likewise.
6505 (sra_insert_after): Likewise.
6506 (sra_init_cache): Likewise.
6507 (sra_type_can_be_decomposed_p): Likewise.
6508 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6509 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6510 (sra_insert_before): Likewise.
6511 (sra_insert_after): Likewise.
6512 (sra_init_cache): Likewise.
6513 (insert_edge_copies_seq): Made static and moved upwards.
6515 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6518 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6520 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6521 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6524 2009-05-20 Richard Guenther <rguenther@suse.de>
6526 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6527 with mismatched comparison modes.
6529 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6531 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6532 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6533 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6534 with shifts for Thumb2.
6535 (orsi_notsi): New for orn.
6536 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6537 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6538 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6539 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6540 Don't invert remainder for IOR.
6542 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6544 PR tree-optimization/40087
6545 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6546 number_of_iterations_ne): Rename never_infinite argument.
6547 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6548 number_of_iterations_le): Handle pointer-type ivs when
6549 exit_must_be_taken is false.
6550 (number_of_iterations_cond): Do not always assume that
6551 exit_must_be_taken if the control variable is a pointer.
6553 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6555 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6556 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6558 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6560 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6561 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6563 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6566 * c.opt (Wlogical-op): Disabled by default.
6567 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6569 * doc/invoke.texi (Wlogical-op): Likewise.
6571 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6573 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6575 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6576 Propagate the type of the first operand.
6577 <ASSERT_EXPR>: Simplify.
6578 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6579 Rewrite using the RHS code as discriminant.
6580 <NOP_EXPR>: Turn into CASE_CONVERT.
6581 <PLUS_EXPR>: Propagate the type of the first operand.
6583 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6585 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6586 (ia64_dconst_0_375): New.
6587 * config/ia64/ia64.c (ia64_override_options): Remove
6588 -minline-sqrt-min-latency warning.
6589 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6590 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6591 * config/ia64/ia64.md (*sqrt_approx): Remove.
6592 (sqrtsf2): Remove #if 0.
6593 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6594 (sqrtdf): Remove assert.
6595 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6596 (sqrtxf2): Remove #if 0.
6597 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6598 * div.md (sqrt_approx_rf): New.
6599 (sqrtsf2_internal_thr): New implementation.
6600 (sqrtsf2_internal_lat): New.
6601 (sqrtdf2_internal_thr: New implementation.
6602 (sqrtxf2_internal): New implementation.
6604 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6605 Hans-Peter Nilsson <hp@axis.com>
6607 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6608 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6609 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6610 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6611 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6612 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6613 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6614 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6615 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6616 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6617 * c-common.c: ...from here.
6619 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6621 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6623 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6625 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6627 2009-05-19 Ben Elliston <bje@au.ibm.com>
6629 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6630 assignments with memcpy calls.
6631 (add_fdes): Likewise.
6632 (binary_search_unencoded_fdes): Likewise.
6633 (linear_search_fdes): Eliminate type puns.
6635 2009-05-19 Richard Guenther <rguenther@suse.de>
6637 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6638 not falsely claim to have propagated into all uses.
6640 2009-05-19 Ben Elliston <bje@au.ibm.com>
6642 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6645 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6647 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6648 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6649 (TARGET_LEGITIMATE_ADDRESS_P): New.
6650 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6651 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6653 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6656 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6657 child of the containing namespace's DIE.
6659 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6661 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6662 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6663 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6666 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6669 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6670 gen_align with gen_pad.
6671 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6672 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6674 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6675 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6677 * config/i386/i386.md (align): Renamed to ...
6678 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6679 ASM_OUTPUT_MAX_SKIP_PAD.
6681 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6683 * config.gcc: Fix variable syntax.
6686 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6687 before calling exact_log2.
6688 (output_iorsi3): Likewise.
6689 (output_xorsi3): Likewise.
6691 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6693 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6694 for the none zero constant operand except for EQ and NE
6695 comprisons even when the first operand is R0.
6697 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6699 * config/s390/2064.md: Remove trailing whitespaces.
6700 * config/s390/2084.md: Likewise.
6701 * config/s390/constraints.md: Likewise.
6702 * config/s390/fixdfdi.h: Likewise.
6703 * config/s390/libgcc-glibc.ver: Likewise.
6704 * config/s390/s390-modes.def: Likewise.
6705 * config/s390/s390-protos.h: Likewise.
6706 * config/s390/s390.c: Likewise.
6707 * config/s390/s390.h: Likewise.
6708 * config/s390/s390.md: Likewise.
6709 * config/s390/tpf-unwind.h: Likewise.
6711 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6713 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6715 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6718 * configure.ac (m68k-*-*): Check if binutils support TLS.
6719 * configure: Regenerate.
6720 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6721 * config/m68k/constraints.md (Cu): New constraint.
6722 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6723 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6724 (movsi): Handle TLS symbols.
6725 (addsi3_5200): Handle XTLS symbols, indent.
6726 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6727 (m68k_tls_reference_p): Declare.
6728 (m68k_legitimize_address): Declare.
6729 (m68k_unwrap_symbol): Declare.
6730 * config/m68k/m68k.opt (mxtls): New option.
6731 * config/m68k/m68k.c (ggc.h): Include.
6732 (m68k_output_dwarf_dtprel): Implement hook.
6733 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6734 (m68k_expand_prologue): Load GOT pointer when function needs it.
6735 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6736 (m68k_legitimate_constant_address_p): Same.
6737 (m68k_decompose_address): Handle TLS references.
6738 (m68k_get_gp): New static function.
6739 (enum m68k_reloc): New contants.
6740 (TLS_RELOC_P): New macro.
6741 (m68k_wrap_symbol): New static function.
6742 (m68k_unwrap_symbol): New function.
6743 (m68k_final_prescan_insn_1): New static function.
6744 (m68k_final_prescan_insn): New function.
6745 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6747 (legitimize_pic_address): Handle TLS references..
6748 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6749 (m68k_libcall_value_in_a0_p)
6750 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6751 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6752 (m68k_legitimize_tls_address): Handle TLS references.
6753 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6755 (m68k_legitimize_address): Handle TLS symbols.
6756 (m68k_get_reloc_decoration): New static function.
6757 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6759 (m68k_output_dwarf_dtprel): Implement hook.
6760 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6761 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6762 m68k_call_* routines.
6763 (sched_attr_op_type): Handle TLS symbols.
6764 (gt-m68k.h): Include.
6765 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6766 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6768 2009-05-18 Martin Jambor <mjambor@suse.cz>
6770 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6771 (visit_store_addr_for_mod_analysis): New function.
6772 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6773 (determine_cst_member_ptr): Use gimple_assign_single_p.
6774 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6775 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6776 operands. Don't check number of operands of a NOP_EXPR.
6778 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6780 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6782 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6785 * c-common.c (warn_logical_operator): Don't warn if one of
6786 expression isn't always true or false.
6788 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6790 * config/i386/biarch32.h: New file.
6791 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6793 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6795 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6796 *zero_extend<mode>_truncqi): Merge these into ...
6797 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6798 Name the pattern following this as *zero_extendhi_truncqi.
6800 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6803 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6804 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6805 (output_info): Make field HOST_WIDEST_INT.
6806 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6807 (dump_bitmat_statistics): Same.
6809 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6811 * config.gcc (use_gcc_stdint): Set to wrap.
6812 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6813 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6814 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6815 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6816 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6817 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6818 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6819 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6821 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6823 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6825 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6826 Move definitions earlier.
6827 (OPT_ARCH64, OPT_ARCH32): Define.
6828 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6831 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6834 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6837 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6839 * arm.md (movdi2): Copy non-reg values to DImode registers.
6841 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6844 * final.c (label_to_max_skip): New function.
6845 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6846 CODE_LABEL_NUMBER <= max_labelno.
6847 * output.h (label_to_max_skip): New prototype.
6848 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6849 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6850 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6851 Handle CODE_LABELs with >= 16 byte alignment or with
6852 max_skip == (1 << align) - 1.
6853 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6854 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6857 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6858 .p2align 3 if MAX_SKIP is smaller than 7.
6859 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6861 2009-05-15 Ian Lance Taylor <iant@google.com>
6863 * alias.c (struct alias_set_entry_d): Rename from struct
6864 alias_set_entry. Change all uses.
6865 * except.c (struct call_site_record_d): Rename from struct
6866 call_site_record. Change all uses.
6867 * except.h (struct eh_region_d): Rename from struct eh_region.
6869 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6871 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6872 ivtype_map_elt. Change all uses.
6873 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6875 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6876 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6878 (struct sese_d): Rename from struct sese. Change all uses.
6879 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6880 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6881 * optabs.h (struct optab_d): Rename from struct optab. Change all
6883 (struct convert_optab_d): Rename from struct convert_optab.
6885 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6886 ipa_opt_pass. Change all uses.
6887 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6890 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6891 defined as a typedef.
6892 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6895 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6898 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6900 (merge_ranges): Returns bool.
6901 * tree.h (make_range): .. to here.
6902 (build_range_check): Likewise.
6903 (merge_ranges): Likewise. Renamed from merge_ranges.
6904 * c-typeck.c (parser_build_binary_op): Update calls to
6905 warn_logical_operator.
6906 * c-common.c (warn_logical_operator): Add new warning.
6907 * c-common.h (warn_logical_operator): Update declaration.
6909 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6911 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6913 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6915 * doc/install.texi: Document MPC requirements, flags etc.
6917 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6918 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6919 Evaluate constant arguments.
6920 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6921 (fold_builtin_1): Likewise, also evaluate constant arguments.
6922 Remove superfluous break.
6923 (do_mpc_ckconv): New.
6924 * real.h: Include mpc.h.
6925 * toplev.c (print_version): Output MPC version info if available.
6927 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6929 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6931 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6933 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6936 2009-05-15 Jan Hubicka <jh@suse.cz>
6938 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6939 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6940 (try_inline): Fix return value.
6941 (cgraph_decide_inlining_incrementally): Honor new value.
6942 (cgraph_early_inlining): Handle indirect inlining.
6943 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6945 2009-05-15 Jan Hubicka <jh@suse.cz>
6947 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6948 * cgraphunit.c (cgraph_finalize_function): Set it.
6949 (cgraph_expand_function): Use it.
6951 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6953 * real.c (encode_ieee_half): Define.
6954 (decode_ieee_half): Define.
6955 (ieee_half_format): Define.
6956 (arm_half_format): Define.
6957 * real.h (ieee_half_format): Declare.
6958 (arm_half_format): Declare.
6960 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6962 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6963 swapped, and reversed optabs exist before trying to use them.
6965 2009-05-15 Paul Brook <paul@codesourcery.com>
6966 Sandra Loosemore <sandra@codesourcery.com>
6968 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6969 loads. Allow PRE_DEC.
6970 (output_move_neon): Handle PRE_DEC.
6971 (arm_print_operand): Add 'A' for neon structure loads.
6972 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6973 * config/arm/neon.md (neon_mov): Update comment.
6974 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6976 (Um): New constraint.
6978 2009-05-15 Jan Hubicka <jh@suse.cz>
6980 Revert the following patch until testsuite fallout is fixed:
6981 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6982 * cgraph.h (struct inline_summary): New filed self_wize,
6983 size_inlining_benefit, self_time and time_inlining_benefit.
6984 (struct cgraph_global_info): Replace insns by time ans size fields.
6985 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6986 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6987 (ipcp_update_callgraph): Do not touch function bodies.
6988 * ipa-inline.c: Include except.h
6989 (MAX_TIME): New constant.
6990 (overall_insns): Remove
6991 (overall_size, max_benefit): New static variables.
6992 (cgraph_estimate_time_after_inlining): New function.
6993 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6994 (cgraph_clone_inlined_nodes): Update size.
6995 (cgraph_mark_inline_edge): Update size.
6996 (cgraph_estimate_growth): Use size info.
6997 (cgraph_check_inline_limits): Check size.
6998 (cgraph_default_inline_p): Likewise.
6999 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7000 (cgraph_decide_recursive_inlining): Check size.
7001 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7003 (cgraph_decide_inlining): Likewise.
7004 (cgraph_decide_inlining_incrementally): Likewise; honor
7005 PARAM_EARLY_INLINING_INSNS.
7006 (likely_eliminated_by_inlining_p): New predicate.
7007 (estimate_function_body_sizes): New function.
7008 (compute_inline_parameters): Use it.
7009 * except.c (must_not_throw_labels): New function.
7010 * except.h (must_not_throw_labels): Declare.
7011 * tree-inline.c (init_inline_once): Kill inlining_weigths
7012 * tree-ssa-structalias.c: Avoid uninitialized warning.
7013 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7014 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7015 (PARAM_INLINE_CALL_COST): Remove.
7016 (PARAM_EARLY_INLINING_INSNS): New.
7018 2009-05-15 Richard Guenther <rguenther@suse.de>
7020 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7021 not TODO_update_ssa.
7023 2009-05-15 Richard Guenther <rguenther@suse.de>
7025 PR tree-optimization/39999
7026 * gimple.h (gimple_expr_type): Use the expression type looking
7027 through useless conversions.
7028 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7029 (vn_nary_op_insert_stmt): Likewise.
7030 (simplify_binary_expression): Likewise.
7032 2009-05-15 Richard Guenther <rguenther@suse.de>
7034 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7035 New options, enabled by default.
7036 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7038 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7039 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7040 * tree-ssa-structalias.c (gate_tree_pta): New function.
7041 (pass_build_alias): Use it.
7043 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7045 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7046 recurse on an invariant address if a conversion from a pointer
7047 type to a wider integer type is involved.
7049 2009-05-15 Jan Hubicka <jh@suse.cz>
7051 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7052 * cgraph.h (struct inline_summary): New filed self_wize,
7053 size_inlining_benefit, self_time and time_inlining_benefit.
7054 (struct cgraph_global_info): Replace insns by time ans size fields.
7055 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7056 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7057 (ipcp_update_callgraph): Do not touch function bodies.
7058 * ipa-inline.c: Include except.h
7059 (MAX_TIME): New constant.
7060 (overall_insns): Remove
7061 (overall_size, max_benefit): New static variables.
7062 (cgraph_estimate_time_after_inlining): New function.
7063 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7064 (cgraph_clone_inlined_nodes): Update size.
7065 (cgraph_mark_inline_edge): Update size.
7066 (cgraph_estimate_growth): Use size info.
7067 (cgraph_check_inline_limits): Check size.
7068 (cgraph_default_inline_p): Likewise.
7069 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7070 (cgraph_decide_recursive_inlining): Check size.
7071 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7073 (cgraph_decide_inlining): Likewise.
7074 (cgraph_decide_inlining_incrementally): Likewise; honor
7075 PARAM_EARLY_INLINING_INSNS.
7076 (likely_eliminated_by_inlining_p): New predicate.
7077 (estimate_function_body_sizes): New function.
7078 (compute_inline_parameters): Use it.
7079 * except.c (must_not_throw_labels): New function.
7080 * except.h (must_not_throw_labels): Declare.
7081 * tree-inline.c (init_inline_once): Kill inlining_weigths
7082 * tree-ssa-structalias.c: Avoid uninitialized warning.
7083 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7084 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7085 (PARAM_INLINE_CALL_COST): Remove.
7086 (PARAM_EARLY_INLINING_INSNS): New.
7087 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7088 (inline-call-cost): Remove.
7089 (early-inlining-insns): New.
7091 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7093 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7095 (print_int_cst_bounds_in_octal_p): Likewise.
7096 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7098 * dwarf2out.c (base_type_die): Likewise.
7099 (is_subrange_type): Delete.
7100 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7101 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7102 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7103 if the destination type is boolean.
7104 (build_range_check): Do not special-case subtypes.
7105 (fold_sign_changed_comparison): Likewise.
7106 (fold_unary): Likewise.
7107 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7108 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7109 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7110 * tree.c (subrange_type_for_debug_p): New predicate based on the
7111 former is_subrange_type.
7112 * tree.h (subrange_type_for_debug_p): Declare.
7113 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7114 (convert_affine_scev): Remove call to above function.
7115 (chrec_convert_aggressive): Likewise.
7116 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7117 false for conversions involving subtypes.
7118 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7119 (vrp_val_min): Likewise.
7120 (needs_overflow_infinity): Likewise.
7121 (extract_range_from_unary_expr): Likewise.
7123 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7125 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7126 * config/frv/frv.c: Likewise.
7127 * config/s390/s390.c: Likewise.
7128 * config/sparc/sparc.h: Likewise.
7129 * config/i386/i386.h: Likewise.
7130 * config/i386/i386.c: Likewise.
7131 * config/crx/crx.c: Likewise.
7132 * config/m68hc11/m68hc11.h: Likewise.
7133 * config/iq2000/iq2000.c: Likewise.
7134 * config/mn10300/mn10300.h: Likewise.
7135 * config/mn10300/mn10300.c: Likewise.
7136 * config/m68k/m68k.c: Likewise.
7137 * config/rs6000/rs6000.c: Likewise.
7138 * config/rs6000/xcoff.h: Likewise.
7139 * config/rs6000/linux64.h: Likewise.
7140 * config/rs6000/sysv4.h: Likewise.
7141 * config/score/score3.c: Likewise.
7142 * config/score/score7.c: Likewise.
7143 * config/score/score.c: Likewise.
7144 * config/arm/arm.md: Likewise.
7145 * config/mips/mips.c: Likewise.
7146 * config/mips/mips.md: Likewise.
7147 * config/bfin/bfin.h: Likewise.
7148 * config/pa/pa.c: Likewise.
7149 * config/pa/constraints.md: Likewise.
7151 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7152 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7153 * config/pdp11/pdp11.h: Use memory_address_p instead.
7155 2009-05-14 Ian Lance Taylor <iant@google.com>
7157 * passes.c (finish_optimization_passes): Change i to int.
7158 * plugin.c (plugins_active_p): Change event to int.
7159 (dump_active_plugins): Likewise.
7160 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7162 * tree.c (tree_range_check_failed): Change c to unsigned int.
7163 (omp_clause_range_check_failed): Likewise.
7164 (build_common_builtin_nodes): Change mode to int. Add cast.
7165 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7166 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7168 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7169 ++ or -- with a variable of enum type.
7171 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7174 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7176 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7178 * store-motion.c: Do not include params.h
7179 * Makefile.in: Fix dependencies for various files.
7181 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7183 * auto-inc-dec.c: Fix pass description, remove apparent
7184 accidental duplication.
7186 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7189 * ipa-utils.h (memory_identifier_string): Moved to ...
7190 * tree.h (memory_identifier_string): Here. Add GTY(()).
7192 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7194 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7195 in the former documentation of...
7196 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7197 * ira-conflicts.c (get_dup_num): Use address_operand.
7198 * targhooks.c (default_legitimate_address_p): New.
7199 * targhooks.h (default_legitimate_address_p): New.
7200 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7202 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7203 * target.h (struct target): Add legitimate_address_p.
7204 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7205 (TARGET_INITIALIZER): Include it.
7207 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7208 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7209 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7210 (TARGET_LEGITIMATE_ADDRESS_P): New.
7212 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7213 (REG_OK_STRICT_P): Delete.
7214 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7215 (frv_legitimate_address_p_1): ... this.
7216 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7217 (frv_legitimate_address_p_1): ... the renamed old
7218 frv_legitimate_address_p.
7219 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7220 (TARGET_LEGITIMATE_ADDRESS_P): New.
7222 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7223 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7224 * config/s390/s390.c (legitimate_address_p): Rename to...
7225 (s390_legitimate_address_p): ... this, make static.
7226 (legitimize_address): Adjust call.
7227 (TARGET_LEGITIMATE_ADDRESS_P): New.
7228 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7230 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7231 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7232 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7233 (TARGET_LEGITIMATE_ADDRESS_P): New.
7235 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7236 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7237 * config/spu/spu.c (spu_legitimate_address): Rename to...
7238 (spu_legitimate_address_p): ... this, make static.
7239 (TARGET_LEGITIMATE_ADDRESS_P): New.
7241 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7242 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7243 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7244 (sparc_legitimate_address_p): ... this, make static and return bool.
7245 (legitimize_address): Adjust call.
7246 (TARGET_LEGITIMATE_ADDRESS_P): New.
7248 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7249 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7250 * config/i386/i386.c (legitimate_address_p): Rename to...
7251 (ix86_legitimate_address_p): ... this, make static.
7252 (constant_address_p): Move after it, adjust call.
7253 (TARGET_LEGITIMATE_ADDRESS_P): New.
7255 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7256 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7257 * config/avr/avr.c (legitimate_address_p): Rename to...
7258 (avr_legitimate_address_p): ... this, make static.
7259 (legitimize_address): Adjust call.
7260 (TARGET_LEGITIMATE_ADDRESS_P): New.
7262 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7263 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7264 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7265 (TARGET_LEGITIMATE_ADDRESS_P): New.
7267 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7268 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7269 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7270 (TARGET_LEGITIMATE_ADDRESS_P): New.
7272 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7273 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7275 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7277 (TARGET_LEGITIMATE_ADDRESS_P): New.
7279 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7280 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7282 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7284 (m68hc11_legitimate_address_p): ... this, make static.
7285 (go_if_legitimate_address_internal): Rename to...
7286 (m68hc11_legitimate_address_p_1): ... this.
7287 (legitimize_address): Adjust call.
7288 (TARGET_LEGITIMATE_ADDRESS_P): New.
7290 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7291 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7292 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7293 (TARGET_LEGITIMATE_ADDRESS_P): New.
7295 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7296 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7297 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7298 (mn10300_legitimate_address_p): ... this, make static.
7299 (TARGET_LEGITIMATE_ADDRESS_P): New.
7301 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7302 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7303 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7304 (TARGET_LEGITIMATE_ADDRESS_P): New.
7306 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7307 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7308 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7309 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7310 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7311 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7312 (rs6000_legitimate_address_p): ... this, make static.
7313 (TARGET_LEGITIMATE_ADDRESS_P): New.
7314 (REG_MODE_OK_FOR_BASE_P): Delete.
7315 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7317 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7318 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7320 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7321 static, adjust types.
7322 (TARGET_LEGITIMATE_ADDRESS_P): New.
7324 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7325 * config/score/score.c (score_address_p): Rename to...
7326 (score_legitimate_address_p): ... this.
7327 (TARGET_LEGITIMATE_ADDRESS_P): New.
7328 * config/score/score3.c (score3_address_p): Rename to...
7329 (score3_legitimate_address_p): ... this.
7330 * config/score/score7.c (score7_address_p): Rename to...
7331 (score7_legitimate_address_p): ... this.
7333 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7334 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7335 GO_IF_LEGITIMATE_ADDRESS): Delete.
7336 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7337 thumb2_legitimate_address_p): Delete.
7338 (arm_legitimate_address_p): Rename to...
7339 (arm_legitimate_address_outer_p): ... this.
7340 * config/arm/constraints.md ("Uq"): Adjust call.
7341 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7342 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7344 (arm_legitimate_address_outer_p): ... this.
7345 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7347 (TARGET_LEGITIMATE_ADDRESS_P): New.
7349 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7350 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7351 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7352 (TARGET_LEGITIMATE_ADDRESS_P): New.
7354 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7355 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7356 * config/vax/vax.c (legitimate_address_p): Rename to...
7357 (vax_legitimate_address_p): ... this, make static.
7358 (TARGET_LEGITIMATE_ADDRESS_P): New.
7360 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7361 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7362 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7363 (TARGET_LEGITIMATE_ADDRESS_P): New.
7365 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7366 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7367 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7368 (mmix_legitimate_address_p): ... this, make static.
7369 (TARGET_LEGITIMATE_ADDRESS_P): New.
7371 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7372 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7373 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7374 (TARGET_LEGITIMATE_ADDRESS_P): New.
7376 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7378 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7379 of MODE_COMPLEX_INT.
7381 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7383 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7384 LCT_NORMAL in function call.
7385 * mips-tdump.c (print_file_desc): Add cast to enum type.
7386 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7387 (mark_stabs): Add casts to enum types.
7388 (parse_stabs_common): Add casts to enum types.
7390 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7392 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7393 Check for invalid values of LETTER.
7395 2009-05-13 Taras Glek <tglek@mozilla.com>
7397 * attribs.c (register_attribute): moved out attribute registration
7398 into register_attribute.
7399 * doc/plugins.texi: Documented register_attribute and
7401 * gcc-plugin.h: Added forward decl for register_attribute.
7402 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7403 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7404 PLUGIN_ATTRIBUTES boilerplate.
7406 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7408 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7409 values even in sentinel and empty entries.
7410 (ms_printf_flag_specs): Likewise.
7411 (ms_scanf_flag_specs): Likewise.
7412 (ms_strftime_flag_specs): Likewise.
7413 (ms_print_char_table): Likewise.
7414 (ms_scan_char_table): Likewise.
7415 (ms_time_char_table): Likewise.
7417 2009-05-13 Doug Kwan <dougkwan@google.com>
7419 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7421 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7423 * config/mips/mips.md (store): Add attributes for QI and HI.
7425 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7426 (truncdi<mode>2): ... this new pattern.
7428 2009-05-13 Brad Hards <bradh@kde.org>
7430 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7432 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7433 Ben Elliston <bje@au.ibm.com>
7436 * dse.c (check_mem_read_rtx): Guard against width == -1.
7438 2009-05-13 Michael Matz <matz@suse.de>
7441 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7442 (trivially_conflicts_p): New function.
7443 (insert_backedge_copies): Use it.
7445 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7447 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7448 (handle_stdc_pragma): Use new enum constant names.
7449 (handle_pragma_float_const_decimal64): Ditto.
7451 2009-05-13 Ian Lance Taylor <iant@google.com>
7453 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7456 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7458 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7459 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7461 * config/m68k/m68k.h (FL_UCLINUX): Define.
7463 2009-05-13 Jan Hubicka <jh@suse.cz>
7465 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7467 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7469 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7470 unless -fschedule-insns is specified.
7472 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7475 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7476 TARGET_EXPAND_CBRANCHDI4.
7477 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7478 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7479 (cmpeqdi): Fix comment.
7481 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7483 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7484 (sh_legitimate_address_p): Likewise.
7485 * config/sh/sh.c (sh_legitimate_index_p): New.
7486 (sh_legitimate_address_p): Likewise.
7487 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7488 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7489 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7490 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7491 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7492 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7493 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7494 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7495 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7497 2009-05-12 Jan Hubicka <jh@suse.cz>
7499 * tree-inline.c (estimate_operator_cost): Add operands;
7500 when division happens by constant, it is cheap.
7501 (estimate_num_insns): Loads and stores are not having cost of 0;
7502 EH magic stuff is cheap; when computing runtime cost of switch,
7503 use log2 base of amount of its cases; builtin_expect has cost of 0;
7504 compute cost for moving return value of call.
7505 (init_inline_once): Initialize time_based flags.
7506 * tree-inline.h (eni_weights_d): Add time_based flag.
7508 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7510 * df-core.c: Update head documentation.
7512 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7515 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7516 shadowing exisiting variable op1.
7518 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7521 * config/i386/driver-i386.c (processor_signatures): New enum.
7522 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7523 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7524 processor signature to detect geode processor.
7526 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7530 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7532 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7533 causes spurious differences between trunk and cond-optab branch.
7535 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7537 * dojump.c (compare_from_rtx): Delete.
7538 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7539 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7540 if the comparison does not satisfy the predicate; test predicates for
7541 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7542 further if one existing pattern fails.
7543 * expr.h (compare_from_rtx): Delete.
7544 (prepare_operand): Declare it.
7545 * optabs.c: Change "lib call" to "libcall" throughout.
7546 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7547 HAVE_conditional_trap, emit_cmp_insn): Delete.
7548 (can_compare_p): Delete cmp_optab case.
7549 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7550 Accept other parameters by value.
7551 (prepare_operand): Make non-static.
7552 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7553 other parameters by value. Try to widen operands here based on
7554 an optab_methods argument and looking at cbranch_optab.
7555 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7556 loop. Use cbranch_optab directly.
7557 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7558 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7560 (emit_conditional_move, emit_conditional_add): Inline what's needed
7561 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7562 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7563 with COMPARE. Move cmov_optab and cstore_optab above
7564 with cbranch_optab, move cmp_optab down with ucmp_optab,
7565 remove tst_otpab. Do not initialize trap_rtx.
7566 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7567 for trap code. Do not check HAVE_conditional_trap. Use
7568 prepare_cmp_insn. Accept no predicate for operand 3.
7569 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7570 (OTI_ctrap, ctrap_optab): New.
7571 (tst_optab): Delete.
7572 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7573 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7574 with lookup of ctrap_optab.
7575 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7579 * combine.c (combine_simplify_rtx, simplify_set): Do not
7580 special case comparing against zero for cc0 machines.
7581 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7582 COMPARE on cc0 machines.
7583 (simplify_relational_operation): Return a new expression when
7584 a COMPARE could be removed.
7585 * final.c (final_scan_insn): Compare cc_status values
7586 against LHS of a (compare FOO (const_int 0)) cc0 source.
7587 Also check if cc_status.value is the full compare.
7589 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7590 (cstoreMM4): Document.
7591 (conditional_trap): Document ctrapMM4 instead.
7592 (sync_compare_and_swapMM): Refer to cbranchcc4.
7593 (Dependent Patterns): Eliminate obsolete information referring to
7594 the old jump optimization phase.
7595 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7596 of compares with 0 on cc0 machines.
7597 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7598 avoiding references to cc0. Remove text about storing operands
7600 * doc/tm.texi (Condition Codes): Include blurb on different
7601 condition code representations, separate into subsections for
7602 CC0, MODE_CC and conditional execution.
7604 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7605 alpha_emit_setcc): Accept operands and a machine mode.
7606 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7607 Get code/op0/op1 from operands, use machine mode argument
7608 instead of alpha_compare.fp_p. Emit the branch here.
7609 (alpha_emit_setcc): Likewise, and return boolean.
7610 (alpha_emit_conditional_move): Likewise. Assert that
7611 cmp_op_mode == cmp_mode, and simplify accordingly.
7612 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7613 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7614 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7616 (stack probe test): Use cbranchdi4.
7617 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7619 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7620 * config/arc/arc.h (movsicc, movsfcc): Use it.
7621 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7622 (cbranchsi4, cstoresi4): New.
7623 (cmpsi, bCC and sCC expanders): Remove.
7625 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7626 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7627 * config/arm/predicates.md (arm_comparison_operator): Only include
7628 floating-point operators if there is a hardware floating-point unit.
7629 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7630 deferring to cbranch_cc and cstore_cc respectively.
7631 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7632 cbranch_cc, cstore_cc): New.
7633 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7635 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7637 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7638 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7640 (adjust_insn_length): Adjust calls.
7641 (avr_reorg): Handle (compare (foo) (const_int 0)).
7642 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7643 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7644 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7645 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7647 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7648 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7650 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7651 (cbranchsi4, cstorebi4, cstoresi4): New.
7652 (movbisi): This insn is duplicate, split it to zero_extend.
7653 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7654 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7655 (bfin_optimize_loop): Use cbranch expander.
7656 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7657 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7658 (bfin_bimode_comparison_operator): ... this.
7659 (bfin_direct_comparison_operator): New.
7661 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7662 inside (compare FOO (const_int 0)).
7663 (cris_rtx_costs): Handle ZERO_EXTRACT.
7664 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7665 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7666 (*tstdi_v32): Delete.
7667 (*cmpdi_non_v32): Add M alternative for operand 1.
7668 (cmpsi, cmp<mode>): Make private.
7669 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7671 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7673 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7674 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7675 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7676 (cc_reg_operand): New.
7678 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7679 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7680 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7681 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7682 crx_expand_scond): Delete.
7684 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7686 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7687 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7689 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7690 cstoresi4, cstoresf4, cstoredf4): New.
7691 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7692 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7693 Receive the entire operands array.
7694 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7695 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7696 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7697 Get test/op0/op1 from the operands array.
7698 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7700 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7701 (h8300_expand_store): New.
7702 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7704 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7705 (h8300_expand_store): New.
7706 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7707 or do not try to produce (set (cc0) REG).
7708 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7709 change a compare into a move to a scratch register. Disable some
7710 peepholes when comparing with zero.
7711 (tstsi, tsthi, tstsi, cmpqi): Make private.
7714 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7717 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7718 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7719 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7720 (ix86_emit_i387_log1p): Use cbranchxf2.
7721 (ix86_expand_setcc): Return void.
7722 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7723 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7724 cmp<MODEF>, cmpcc): Remove.
7725 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7726 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7727 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7728 (sCC and bCC expanders): Remove.
7729 (stack_protect_test): Use cbranchcc4.
7731 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7733 (ia64_expand_compare): Accept three rtx by reference and return void.
7734 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7735 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7736 from *expr. Update *expr with the BImode comparison to do.
7737 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7738 cmptf, bCC, sCC, conditional_trap): Delete.
7739 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7740 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7741 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7742 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7743 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7745 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7746 type of last argument.
7747 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7748 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7749 use machine mode argument instead of branch_type. Remove dead
7750 code for floating-point comparisons.
7751 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7752 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7754 (cbranchsi4, cstoresi4): New.
7755 * config/iq2000/predicates.md (reg_or_const_operand): New.
7757 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7758 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7759 (b<code>_op): Rewrite to...
7760 (bcc_op): ... this, using match_operator.
7761 (s<code>_op): Rewrite to...
7762 (scc_op): ... this, using match_operator.
7763 (s<code>_24_op): Rewrite to...
7764 (scc_op_24): ... this, using match_operator.
7765 (s<code>_<mode>): Rewrite to...
7766 (cstore<mode>4): ... this, using match_operator.
7767 (s<code>_<mode>_24): Rewrite to...
7768 (cstore<mode>4_24): ... this, using match_operator.
7769 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7770 m32c_unpend_compare, m32c_expand_scc): Delete.
7771 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7772 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7773 (m32c_expand_movcc): Change NE to EQ if necessary.
7774 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7776 * config/m32r/m32r-protos.h (gen_cond_store): New.
7777 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7778 (gen_cond_store): New, from sCC patterns.
7779 (m32r_expand_block_move): Use cbranchsi4.
7780 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7781 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7782 (cbranchsi4, cstoresi4): New.
7784 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7786 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7787 (m68hc11_notice_update_cc): Look into a compare with 0.
7788 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7790 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7791 cmphi, cmpqi, bCC): Delete.
7792 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7793 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7794 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7797 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7798 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7799 * config/m68k/constraints.md (H): New.
7800 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7801 the define_insn below.
7802 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7803 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7804 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7805 patterns): Wrap RHS with COMPARE.
7806 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7807 (*cmpdi_internal): Name this pattern.
7808 (cmpdi): Change to define_insn.
7809 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7810 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7811 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7813 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7814 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7815 (conditional_trap): Change to...
7816 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7817 (*conditional_trap): Use the ordered_comparison_operator and
7818 const1_operand predicates.
7819 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7820 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7821 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7822 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7824 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7825 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7826 (mcore_gen_compare): New.
7827 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7828 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7829 (mcore_gen_compare): ... this.
7830 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7831 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7832 (stack probe pattern): Use cbranchsi4.
7834 * config/mips/predicates.md (mips_cstore_operator): New.
7835 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7836 * config/mips/mips.md (any_cond): Delete.
7837 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7839 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7840 fixuns_truncsfdi2): Use cbranch patterns.
7841 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7842 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7843 Adjust call to mips_expand_conditional_branch.
7844 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7846 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7847 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7848 * config/mips/mips.c (cmp_operands): Delete.
7849 (mips_emit_compare): Get comparison operands from *op0/*op1.
7850 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7851 that it succeeds. Use op0/op1 instead of cmp_operands.
7852 (mips_expand_conditional_branch, mips_expand_conditional_move,
7853 mips_expand_conditional_trap): Likewise.
7854 (mips_block_move_loop): Use cbranch patterns.
7855 * config/mips/mips.h (cmp_operands): Delete.
7857 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7858 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7859 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7860 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7861 (*cmpcc_folded): Rename to...
7862 (*cmpdi_folded): this.
7863 (*cmpcc): Rename to...
7865 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7868 (cbranchdf4): New. Handle invalid comparisons here.
7869 * config/mmix/predicates.md (float_comparison_operator): New.
7871 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7872 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7873 * config/mn10300/mn10300.md (tst): Delete.
7874 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7875 Name these patterns and wrap RHS in a compare.
7876 (*cmpsi): Make this pattern private. Include tst.
7877 (*cmpsf): Make this pattern private.
7878 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7879 (compare with zero peepholes): Likewise.
7881 (cbranchsi4, cbranchsf4): New.
7882 (casesi): Use cbranchsi4.
7884 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7885 hppa_branch_type): Delete.
7886 (return_addr_rtx): Use cbranchsi4.
7887 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7888 Emit CCFPmode comparison here.
7889 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7890 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7891 hppa_branch_type): Delete.
7892 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7893 (movsicc, movdicc): Remove references to hppa_compare_op0,
7894 hppa_compare_op1 and compare_from_rtx.
7895 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7896 (casesi): Use cbranchsi4.
7898 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7899 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7900 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7901 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7902 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7904 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7905 (*branch, *branch_inverted): New.
7907 * config/picochip/picochip.md (cbranchhi4): Use
7908 ordered_comparison_operator.
7909 (cmphi, bCC): Remove.
7911 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7912 (trap_comparison_operator): Delete.
7913 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7914 rs6000_emit_cbranch): Accept mode and operands.
7915 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7916 rs6000_compare_fp_p): Delete.
7917 (rs6000_generate_compare): Accept mode and comparison. Extract code
7918 and op0/op1 from there. Replace references to rs6000_compare_op0
7919 and rs6000_compare_op1.
7920 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7921 extract result from passed operands.
7922 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7923 extract loc from passed operands.
7924 (rs6000_emit_cmove): Likewise.
7925 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7926 rs6000_compare_fp_p): Delete.
7927 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7928 (cbranch<GPR>4, cbranch<FP>4): New.
7929 (cstore<mode>4): New. Consolidate here all choices about when to use
7930 portable or specialized sCC sequences.
7931 (stack_protect_test): Use cbranchsi4.
7932 (conditional_trap): Replace with ctrap<GPR>4.
7933 (conditional trap insn): Replace trap_comparison_operator with
7934 ordered_comparison_operator.
7936 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7937 (s390_emit_prologue): Use ctrap.
7938 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7939 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7940 New predicates replacing...
7941 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7942 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7943 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7944 (add<mode>cc): Do not use s390_compare_op0/op1.
7945 (s<code>): Change to...
7946 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7948 (cstorecc4): ... this. Handle EQ or NE equally.
7949 (*sne): Un-privatize for use in cstorecc4.
7950 (b<code>): Change to...
7951 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7952 (conditional_trap): Replace with...
7953 (ctrap<GPR>4, ctrap<FP>4): ... these.
7954 (stack_protect): Use cbranchcc4.
7956 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7957 * config/score/score-protos.h (score_gen_cmp): Delete.
7958 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7959 (score_block_move-loop): Use cbranchsi4.
7960 * config/score/score.md (cbranchsi4): New.
7961 (cmpsi, bCC): Delete.
7962 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7963 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7964 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7965 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7966 * config/score/score3.h (score3_gen_cmp): Delete.
7967 * config/score/score7.h (score7_gen_cmp): Delete.
7969 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7970 (sh_emit_scc_to_t): ... this. Return void.
7971 (from_compare): Rename to...
7972 (sh_emit_compare_and_branch): ... this.
7973 (sh_emit_compare_and_set): New.
7974 (sh_expand_t_scc): Accept operands.
7975 * config/sh/predicates.md (sh_float_comparison_operator): New.
7976 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7977 (prepare_scc_operands): Rename to...
7978 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7980 (sh_emit_cheap_store_flag): New.
7981 (sh_emit_set_t_insn): New.
7982 (from_compare): Rename to...
7983 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7984 handling of TARGET_SH2E floating point to avoid recursive call.
7985 Generate branch here.
7986 (sh_emit_compare_and_set): New.
7987 (sh_expand_t_scc): Get op0/op1 from arguments.
7988 (sh_emit_cheap_store_flag): New.
7989 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7991 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7992 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7993 (movsicc, movdicc): Do nothing when it recreated operands from
7994 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7995 prepare_scc_operands (now sh_emit_scc_to_t).
7996 (udivdi3): Use cstoresi4.
7997 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7998 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7999 (cbranchint4_media, cbranchfp4_media): New.
8000 (casesi): Use cbranchdi4.
8001 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8003 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8004 (movnegt): Remove second operand.
8005 (cbranchsf4, cbranchdf4): New.
8006 (stack_protect): Use cbranchdi4/cbranchsi4.
8008 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8009 (gen_compare_reg): Accept comparison, extract part of it to...
8010 (gen_compare_reg_1): ... this.
8011 (gen_compare_operator): Delete.
8012 (gen_v9_scc): Accept separate destination, comparison code and arms.
8013 Do not use sparc_compare_op0/sparc_compare_op1.
8014 (emit_scc_insn, emit_conditional_branch_insn): New.
8015 (emit_v9_brxx): Make static. Remove useless assertion.
8016 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8018 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8019 * config/sparc/sparc-protos.h (gen_compare_reg,
8020 sparc_emit_float_lib_cmp): Adjust prototype.
8021 (emit_scc_insn, emit_conditional_branch_insn): New.
8022 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8023 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8024 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8025 iterators to the top.
8026 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8027 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8028 snedi_special_trunc): Delete.
8029 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8030 and snedi_special_trunc.
8031 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8032 cbranchdi4, cbranch<F:mode>4): New.
8033 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8034 here. Use gen_compare_reg instead of gen_compare_operator.
8035 (conditional_trap): Replace with...
8036 (ctrapsi4, ctrapdi4): ... this.
8037 (stack_protect_test): Use cbranchcc4.
8039 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8041 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8042 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8043 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8044 from operands[0] or operands[3] depending on is_set.
8045 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8046 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8047 cmpdf, bCC), sCC: Remove.
8048 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8049 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8051 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8052 spu_emit_branch_or_set.
8054 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8056 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8057 xstormy16_compare_op1): Delete.
8058 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8059 xstormy16_compare_op1): Delete.
8060 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8062 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8063 (cmphi, cmpsi, bCC): Remove.
8065 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8066 (*cmpsi): ... this one.
8067 (cbranchsi4, cstoresi4): New.
8068 (bCC expanders): Delete.
8069 (sCC insns): Fold into...
8070 (*setcc): ... this one.
8071 (casesi): Do not use gen_cmpsi and gen_bgtu.
8072 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8073 (movsicc): Simplify.
8074 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8076 * config/vax/vax-protos.h (cond_name): New.
8077 (vax_output_conditional_branch): Remove.
8078 * config/vax/vax.c (cond_name): New.
8079 (vax_output_conditional_branch): Remove.
8080 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8081 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8082 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8083 (bit<VAXint>): Wrap source with (compare).
8084 (b<code> and following unnamed pattern): Rename to *branch and
8085 *branch_reversed. Change macroization to match_operator.
8086 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8088 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8089 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8090 Change last argument to machine_mode.
8091 (xtensa_expand_scc): Add machine_mode argument.
8092 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8093 (gen_conditional_move, xtensa_expand_conditional_branch,
8094 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8095 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8096 Adjust operand numbers.
8097 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8099 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8100 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8101 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8103 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8105 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8106 causes spurious differences between trunk and cond-optab branch.
8108 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8111 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8113 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8115 * tree.c (iterative_hash_pointer): Delete.
8116 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8117 Hash UIDs and versions of SSA names. Don't special-case built-in
8118 function declarations.
8120 2009-05-11 Ian Lance Taylor <iant@google.com>
8123 * graphite.c: Force -Wc++-compat to only be a warning before
8124 #including "cloog/cloog.h".
8126 2009-05-11 Martin Jambor <mjambor@suse.cz>
8128 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8130 2009-05-11 Jan Hubicka <jh@suse.cz>
8132 * tree-ssa-loop-ivcanon.c: Include target.h
8133 (struct loop_size): new structure.
8134 (constant_after_peeling): New predicate.
8135 (tree_estimate_loop_size): New function.
8136 (estimated_unrolled_size): Rewrite for new estimates.
8137 (try_unroll_loop_completely): Use new estimates.
8138 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8140 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8142 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8143 libcpp interface change.
8144 (spu_macro_to_expand): Likewise.
8146 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8148 PR tree-optimization/40026
8149 * gimplify.c (gimplify_init_constructor): Change initial conditional
8150 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8151 optimize_compound_literals_in_ctor.
8153 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8155 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8157 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8159 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8161 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8162 HOST_WIDE_INT for gap.
8164 2009-05-11 Ira Rosen <irar@il.ibm.com>
8166 PR tree-optimization/40074
8167 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8168 account in group size and step comparison.
8170 2009-05-11 Richard Guenther <rguenther@suse.de>
8172 * passes.c (init_optimization_passes): Strip now incorrect comment.
8173 (execute_function_todo): Do not set PROP_alias.
8174 * tree-pass.h (PROP_alias): Remove.
8175 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8176 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8177 * tree-nrv.c (pass_return_slot): Likewise.
8178 * tree-object-size.c (pass_object_sizes): Likewise.
8179 * tree-ssa-dom.c (pass_dominator): Likewise.
8180 (pass_phi_only_cprop): Likewise.
8181 * tree-ssa-dse.c (pass_dse): Likewise.
8182 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8183 (pass_cselim): Likewise.
8184 * tree-ssa-pre.c (pass_pre): Likewise.
8185 (pass_fre): Likewise.
8186 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8187 * tree-ssa-sink.c (pass_sink_code): Likewise.
8188 * tree-stdarg.c (pass_stdarg): Likewise.
8189 * tree-tailcall.c (pass_tail_calls): Likewise.
8190 * tree-vrp.c (pass_vrp): Likewise.
8192 2009-05-10 Ian Lance Taylor <iant@google.com>
8194 * basic-block.h (enum profile_status): Break out of struct
8196 * cgraph.h (struct inline_summary): Break out of struct
8198 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8199 of struct cgraph_order_sort.
8200 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8201 * cse.c (struct branch_path): Break out of struct
8202 cse_basic_block_data.
8203 * except.h (enum eh_region_type): Break out of struct eh_region.
8204 * gcc.c (enum add_del): Break out of struct modify_target.
8205 * genrecog.c (enum decision_type): Break out of struct decision_test.
8206 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8208 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8209 * regmove.c (enum match_use): New enum, broken out of struct match.
8210 * sched-int.h (enum post_call_group): New enum, broken out of
8212 (struct deps_reg): Break out of struct deps.
8213 * target.h (struct asm_int_op): Break out of struct gcc_target.
8214 * tree-eh.c (struct goto_queue_node): Break out of struct
8216 * tree-inline.h (enum copy_body_cge_which): Break out of
8218 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8220 * c-decl.c (in_struct, struct_types): New static variables.
8221 (pushtag): Add loc parameter. Change all callers.
8222 (lookup_tag): Add ploc parameter. Change all callers.
8223 (check_compound_literal_type): New function.
8224 (parser_xref_tag): Add loc parameter. Change all callers. If
8225 -Wc++-compat, warn about struct/union/enum types defined within a
8227 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8228 and loc parameters. Change all callers. Change error calls to
8229 error_at, using loc. For a redefinition, if the location of the
8230 original definition is known, report it. Set in_struct and
8231 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8232 (finish_struct): Add new parameters enclosing_in_struct and
8233 enclosing_struct_types. Change all callers. Set
8234 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8235 in the struct. If in a struct, add this struct to struct_types.
8236 (start_enum): Add loc parameter. Change all callers. Use
8237 error_at for errors, using loc. For a redefinition, if the
8238 location of the original definition is known, report it. If in a
8239 struct, add this enum type to struct_types. If -Wc++-compat warn
8240 if in sizeof, typeof, or alignof.
8241 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8242 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8243 (c_parser_enum_specifier): Get enum location for start_enum.
8244 (c_parser_struct_or_union_specifier): Get struct location for
8245 start_struct. Save in_struct and struct_types status between
8246 start_struct and finish_struct.
8247 (c_parser_cast_expression): Get location of cast.
8248 (c_parser_alignof_expression): Get location of type.
8249 (c_parser_postfix_expression): Likewise.
8250 (c_parser_postfix_expression_after_paren_type): Add type_loc
8251 parameter. Change all callers. Call check_compound_literal_type.
8252 Use type_loc for error about variable size type.
8253 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8254 of an enum constant from an enum type defined in a struct or union.
8255 (c_cast_expr): Add loc parameter. Change all callers. If
8256 -Wc++-compat, warn about defining a type in a cast.
8257 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8258 (start_enum, start_struct, finish_struct): Update declarations.
8259 (parser_xref_tag, c_cast_expr): Update declarations.
8260 (check_compound_literal_type): Declare.
8262 2009-05-11 Ben Elliston <bje@au.ibm.com>
8264 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8265 for recent libcpp interface change.
8266 (rs6000_macro_to_expand): Likewise.
8268 2009-05-10 Michael Matz <matz@suse.de>
8271 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8272 not at entry of function.
8274 2009-05-10 Richard Guenther <rguenther@suse.de>
8276 PR tree-optimization/40081
8278 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8279 using the main variant of the element type. Do not fiddle with
8280 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8282 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8283 structs with volatile fields.
8285 2009-05-10 Jan Hubicka <jh@suse.cz>
8287 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8288 (estimate_move_cost): Assert that it does not get called for
8290 (estimate_num_insns): Skip VOID types in argument handling.
8291 (optimize_inline_calls): Delete unreachable blocks and verify that
8294 2009-05-10 Jan Hubicka <jh@suse.cz>
8296 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8297 * cgraph.c (cgraph_mark_address_taken_node): New function.
8298 (dump_cgraph_node): Dump new flag.
8299 * cgraph.h (struct cgraph_node): Add address_taken.
8300 (cgraph_mark_address_taken_node): New function.
8301 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8302 since new direct calls can be born.
8304 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8306 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8309 2009-05-10 Jan Hubicka <jh@suse.cz>
8312 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8314 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8315 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8316 * tree-inline.c (copy_bb): Set frequency correctly.
8317 (fold_marked_statements): Update call to
8318 cgraph_update_edges_for_call_stmt.
8320 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8322 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8323 identifiers in diagnostics.
8324 * config/arm/arm.c (arm_handle_fndecl_attribute,
8325 arm_handle_isr_attribute): Likewise.
8326 * config/avr/avr.c (avr_handle_progmem_attribute,
8327 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8328 * config/bfin/bfin.c (handle_int_attribute,
8329 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8330 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8331 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8333 * config/darwin.c (darwin_handle_kext_attribute,
8334 darwin_handle_weak_import_attribute): Likewise.
8335 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8336 h8300_handle_eightbit_data_attribute,
8337 h8300_handle_tiny_data_attribute): Likewise.
8338 * config/i386/i386.c (ix86_handle_cconv_attribute,
8339 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8340 * config/i386/winnt.c (ix86_handle_shared_attribute,
8341 ix86_handle_selectany_attribute): Likewise.
8342 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8343 * config/m32c/m32c.c (function_vector_handler): Likewise.
8344 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8345 m68hc11_handle_fntype_attribute): Likewise.
8346 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8347 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8348 * config/mips/mips.c (mips_insert_attributes,
8349 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8350 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8351 rs6000_handle_struct_attribute): Likewise.
8352 * config/sh/sh.c (sh_insert_attributes,
8353 sh_handle_resbank_handler_attribute,
8354 sh_handle_interrupt_handler_attribute,
8355 sh2a_handle_function_vector_handler_attribute,
8356 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8358 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8359 * config/spu/spu.c (spu_handle_fndecl_attribute,
8360 spu_handle_vector_attribute): Likewise.
8361 * config/stormy16/stormy16.c
8362 (xstormy16_handle_interrupt_attribute): Likewise.
8363 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8364 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8366 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8368 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8369 (pp_translate_identifiers): New.
8370 (pp_identifier): Only conditionally translate identifier to locale
8372 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8373 (pp_base_tree_identifier): Only conditionally translate identifier
8374 to locale character set.
8375 * c-pretty-print.c (M_): Define.
8376 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8377 fragments for conditional translation with M_.
8378 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8379 identifier translation.
8381 2009-05-10 Richard Guenther <rguenther@suse.de>
8383 PR tree-optimization/40081
8384 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8385 using the main variant of the element type. Do not fiddle with
8386 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8388 2009-05-09 Jan Hubicka <jh@suse.cz>
8391 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8392 indirect calls; verify cgraph afterwards.
8394 2009-05-09 Jan Hubicka <jh@suse.cz>
8397 * ipa.c (update_inlined_to_pointer): New function.
8398 (cgraph_remove_unreachable_nodes): Use it.
8400 2009-05-09 Jan Hubicka <jh@suse.cz>
8402 * tree-eh.c (struct leh_state): Remove prev_try.
8403 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8405 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8406 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8407 remove_eh_handler_and_replace, foreach_reachable_handler,
8408 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8409 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8410 (gen_eh_region_cleanup): Update prototype.
8412 2009-05-09 Jan Hubicka <jh@suse.cz>
8415 * except.c (copy_eh_region): Always set prev_try.
8416 (redirect_eh_edge_to_label): Find outer try.
8417 (foreach_reachable_handler): When looking for prev try
8418 handle case where previous try is not going to be taken.
8420 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8422 PR tree-optimization/40049
8423 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8424 only vector/vector shifts, convert the type of the constant to the
8425 appropriate type to avoid building incorrect trees, which
8426 eventually have problems with garbage collection.
8428 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8430 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8431 -1 for complex floating-point types if honoring signed zeros.
8433 2009-05-08 Jan Hubicka <jh@suse.cz>
8435 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8436 argument; handle correctly when profile is absent.
8437 (build_cgraph_edges): Update.
8438 (rebuild_cgraph_edges): Update.
8439 * cgraph.c: Do not include varray.h.
8440 (cgraph_set_call_stmt_including_clones): New function.
8441 (cgraph_create_edge_including_clones): Likewise
8442 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8443 (cgraph_update_edges_for_call_stmt): Handle clones.
8444 (cgraph_remove_node): Handle clone tree.
8445 (cgraph_remove_node_and_inline_clones): New function.
8446 (dump_cgraph_node): Dump clone tree.
8447 (cgraph_clone_node): Handle clone tree.
8448 (clone_function_name): Bring here from tree-inline.c.
8449 (cgraph_create_virtual_clone): New function.
8450 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8451 (cgraph_clone_info): New function.
8452 (strut cgraph_node): Add clone_info and new clone tree pointers.
8453 (cgraph_remove_node_and_inline_clones,
8454 cgraph_set_call_stmt_including_clones,
8455 cgraph_create_edge_including_clones,
8456 cgraph_create_virtual_clone): Declare.
8457 (cgraph_function_versioning): Use VEC argument.
8458 (compute_call_stmt_bb_frequency): Update prototype.
8459 (cgraph_materialize_all_clones): New function.
8460 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8461 (ipcp_create_replace_map): Update to VECtors.
8462 (ipcp_update_callgraph): Use virtual clones.
8463 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8464 (ipcp_update_profiling): Do not update local profiling.
8465 (ipcp_insert_stage): Use VECtors and virtual clones.
8466 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8467 (clone_of_p): New function.
8468 (cgraph_preserve_function_body_p): Use clone tree.
8469 (cgraph_optimize): Materialize clones.
8470 (cgraph_function_versioning): Update for VECtors.
8471 (save_inline_function_body): Use clone tree.
8472 (cgraph_materialize_clone): New function.
8473 (cgraph_materialize_all_clones): Likewise.
8474 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8475 * ipa.c: Include gimple.h.
8476 (cgraph_remove_unreachable_nodes): Use clone tree.
8477 * ipa-prop.c (ipa_note_param_call): Update call to
8478 compute_call_stmt_bb_frequencycall.
8479 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8480 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8481 (copy_bb): Handle updating of clone tree; add new edge when new call
8483 (expand_call_inline): Be strict about every call having edge.
8484 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8485 (delete_unreachable_blocks_update_callgraph): New function.
8486 (tree_function_versioning): Use VECtors; always remove unreachable
8487 blocks and fold conditionals.
8488 * tree-inline.h: Do not include varray.h.
8489 (tree_function_versioning): Remove.
8490 * Makefile.in (GTFILES): Remove tree-inline.c
8491 * passes.c (do_per_function): Do only functions having body.
8492 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8495 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8496 Andrew Morrow <acm@google.com>
8499 * c-common.c (c_common_attribute_table): Permit deprecated
8500 attribute to take an optional argument.
8501 (handle_deprecated_attribute): If the optional argument to
8502 __attribute__((deprecated)) is not a string ignore the attribute
8505 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8506 * c-typeck.c (build_component_ref): Likewise.
8507 (build_external_ref): Likewise.
8509 * toplev.c (warn_deprecated_use): Add an attribute argument.
8510 Emit the message associated with __attribute__((deprecated)).
8512 * toplev.h (warn_deprecated_use): Updated.
8514 * doc/extend.texi: Document new optional parameter to
8515 __attribute__((deprecated))
8517 2009-05-08 Michael Eager <eager@eagercon.com>
8519 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8520 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8522 2009-05-08 Richard Guenther <rguenther@suse.de>
8524 PR tree-optimization/40062
8525 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8526 Avoid exponential behavior.
8528 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8530 PR rtl-optimization/33928
8532 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8533 process_uses, build_single_def_use_links): New.
8534 (update_df): Update use_def_ref.
8535 (forward_propagate_into): Use get_def_for_use instead of use-def
8537 (fwprop_init): Call build_single_def_use_links and let it initialize
8539 (fwprop_done): Free use_def_ref.
8540 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8541 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8542 df_rd_simulate_one_insn): New.
8543 (df_rd_bb_local_compute_process_def): Update head comment.
8544 (df_chain_create_bb): Use the new RD simulation functions.
8545 * df.h (df_rd_simulate_artificial_defs_at_top,
8546 df_rd_simulate_one_insn): New.
8547 * opts.c (decode_options): Enable fwprop at -O1.
8548 * doc/invoke.texi (-fforward-propagate): Document this.
8550 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8553 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8554 and one complex operand specially.
8555 * tree-complex.c (some_nonzerop): Do not identify a real value as
8556 zero if flag_signed_zeros.
8558 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8560 PR rtl-optimization/33928
8561 * loop-invariant.c (record_use): Fix && vs. || mishap.
8563 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8565 PR rtl-optimization/33928
8566 * loop-invariant.c (struct use): Add addr_use_p.
8567 (struct def): Add n_addr_uses.
8568 (struct invariant): Add cheap_address.
8569 (create_new_invariant): Set cheap_address.
8570 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8571 (record_uses): Pass df_ref to record_use.
8572 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8575 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8577 * config/sh/sh.c: Do not include c-pragma.h.
8579 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8581 * config/spu/spu.c: Remove include of c-common.h.
8583 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8586 * c-common.h (mark_valid_location_for_stdc_pragma,
8587 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8588 clear_float_const_decimal64, float_const_decimal64_p): New.
8589 * c.opt (Wunsuffixed-float-constants): New.
8590 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8591 unsuffixed float constant, handle new warning.
8592 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8593 * c-decl.c (c_scope): New flag float_const_decimal64.
8594 (set_float_const_decimal64, clear_float_const_decimal64,
8595 float_const_decimal64_p): New.
8596 (push_scope): Set new flag.
8597 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8598 to use STDC pragmas.
8599 (c_parser_external_declaration): Ditto.
8600 (c_parser_compound_statement_nostart): Ditto.
8601 * c-pragma.c (valid_location_for_stdc_pragma,
8602 mark_valid_location_for_stdc_pragma,
8603 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8604 handle_pragma_float_const_decimal64): New.
8605 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8606 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8607 set_float_const_decimal64, clear_float_const_decimal64,
8608 float_const_decimal64_p): New dummy functions.
8609 * doc/extend.texi (Decimal Float): Remove statement that the
8610 pragma, and suffix for double constants, are not supported.
8611 * doc/invoke.texi (Warning Options): List new option.
8612 (-Wunsuffixed-float-constants): New.
8614 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8616 * config/i386/i386.c: Do not include c-common.h.
8618 2009-05-07 Mark Heffernan <meheff@google.com>
8620 * doc/invoke.texi (Debugging Options): Document change of debugging
8622 * opts.c (decode_options): Make dump_base_name relative to
8623 aux_base_name directory.
8625 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8627 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8628 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8630 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8632 * Makefile.in (install-plugin): Simplify a bit.
8634 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8636 * Makefile.in (OBJS-common): Add regcprop.o.
8638 * timevar.def (TV_CPROP_REGISTERS): New.
8639 * regrename.c (regrename_optimize): Return 0.
8640 (rest_of_handle_regrename): Delete.
8641 (pass_rename_registers): Point to regrename_optimize.
8642 (struct value_data_entry, struct value_data,
8643 kill_value_one_regno, kill_value_regno, kill_value,
8644 set_value_regno, init_value_data, kill_clobbered_value,
8645 kill_set_value, kill_autoinc_value, copy_value,
8646 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8647 replace_oldest_value_reg, replace_oldest_value_addr,
8648 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8649 debug_value_data, validate_value_data): Move...
8650 * regcprop.c: ... here.
8651 (rest_of_handle_cprop): Delete.
8652 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8654 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8657 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8658 GEN_INT for 1 << bitnum.
8659 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8662 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8664 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8665 Remove wrong description of "nand" operation.
8667 2009-05-06 Richard Guenther <rguenther@suse.de>
8668 Adam Nemet <anemet@caviumnetworks.com>
8670 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8671 comment. Add that if LHS is not a gimple register, then RHS1 has
8672 to be a single object (GIMPLE_SINGLE_RHS).
8674 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8676 * expr.c (get_def_for_expr): Move it up in the file.
8677 (store_field): When expanding a bit-field store, look at the
8678 defining gimple stmt for the masking conversion.
8680 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8683 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8684 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8685 32-bit memcpy into long.
8687 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8689 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8690 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8692 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8693 instead of appending DW_OP_deref*.
8695 2009-05-06 Michael Matz <matz@suse.de>
8698 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8699 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8701 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8703 * Makefile.in (install-plugin): Fix srcdir handling.
8705 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8707 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8708 when processing for not_regs_needed bitmap.
8709 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8710 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8711 handling it for rhs.
8713 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8715 * config/i386/i386.md (unnamed inc/dec peephole): Use
8716 optimize_insn_for_size_p instead of optimize_size.
8717 * config/i386/predicates.md (incdec_operand): Likewise.
8718 (aligned_operand): Likewise.
8719 * config/i386/sse.md (divv8sf3): Likewise.
8720 (sqrtv8sf2): Likewise.
8722 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8724 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8726 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8728 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8730 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8731 ssemodesuffixf2c with avxmodesuffixf2c.
8733 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8736 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8738 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8740 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8741 (struct tree_base): Adjust spacing for 8 bit boundaries.
8742 (struct tree_decl_common): Add decl_by_reference_flag bit.
8743 (DECL_BY_REFERENCE): Adjust.
8744 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8745 print DECL_BY_REFERENCE bit.
8746 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8747 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8748 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8749 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8753 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8754 range of the type, but default label is missing, add it with one
8755 of the existing labels instead of adding a new label for it.
8757 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8761 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8763 * Makefile.in (enable_plugin, plugin_includedir): New.
8764 (install): Depend on install-plugin.
8765 (PLUGIN_HEADERS): New.
8766 (install-plugin): New.
8767 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8769 2009-05-05 Richard Guenther <rguenther@suse.de>
8771 PR tree-optimization/40022
8772 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8774 (phivn_valid_p): Fix tuplification error, simplify.
8775 (phiprop_insert_phi): Add dumps.
8776 (propagate_with_phi): Simplify.
8778 2009-05-05 Richard Guenther <rguenther@suse.de>
8781 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8783 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8785 * tree.h (strip_float_extensions): Remove duplicate declaration.
8786 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8787 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8788 block_ultimate_origin): Rearrange the declarations line to match the
8789 comment that indicates the .c file which the functions are defined.
8790 (dwarf2out_*, set_decl_rtl): Add comment.
8791 (get_base_address): Adjust comment.
8792 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8793 declarations line and add comment.
8794 (is_builtin_name): Add blank after function name, for clarity.
8796 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8798 * attribs.c (decl_attributes): Use %qE for identifiers in
8800 * cgraphunit.c (verify_cgraph_node): Translate function names to
8801 locale character set in diagnostics.
8802 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8804 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8805 Document that functions are named in UTF-8.
8806 * expr.c (expand_expr_real_1): Translate function names to locale
8807 character set in diagnostics.
8808 * gimplify.c (omp_notice_variable, omp_is_private,
8809 gimplify_scan_omp_clauses): Use %qE for identifiers in
8811 * langhooks.c (lhd_print_error_function): Translate function names
8812 to locale character set.
8813 * langhooks.h (decl_printable_name): Document that return value is
8814 in internal character set.
8815 * stmt.c: Include pretty-print.h
8816 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8818 (resolve_operand_name_1): Translate named operand name to locale
8820 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8822 * toplev.c (announce_function): Translate function names to locale
8824 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8825 (default_tree_printer): Use pp_identifier or translate identifiers
8826 to locale character set. Mark "<anonymous>" for translation.
8827 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8828 for identifiers in diagnostics.
8829 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8831 * varasm.c (output_constructor): Use %qE for identifiers in
8834 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8836 * configure.ac: use ` ` instead of $()
8837 * configure: Regenerate.
8839 2009-05-05 Ben Elliston <bje@au.ibm.com>
8841 * config/pa/linux-atomic.c: Eliminate conditional include of
8842 errno.h on non-LP64 systems to simplify build requirements.
8844 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8846 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8848 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8849 and pass value to identifier_to_locale.
8850 (warn_variable_length_array): Make name a tree.
8851 (grokdeclarator): Separate diagnostic texts for named and unnamed
8852 declarators. Use %qE for named declarators.
8853 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8855 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8856 identifiers in diagnostics.
8857 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8858 identifier_to_locale. Mark "anonymous" strings for translation.
8860 2009-05-04 Michael Eager <eager@eagercon.com>
8862 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8863 address for DImode/DFmode only if double-precision FP regs.
8865 2009-05-04 Michael Eager <eager@eagercon.com>
8867 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8868 TARGET_SINGLE_FLOAT check.
8870 2009-05-04 Michael Eager <eager@eagercon.com>
8872 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8874 2009-05-04 Michael Eager <eager@eagercon.com>
8876 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8877 * config/rs6000/t-xilinx: New
8879 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8881 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8882 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8883 * gcc/explow.c (memory_address): Use target hook.
8884 * gcc/targhooks.c (default_legitimize_address): New.
8885 * gcc/targhooks.h (default_legitimize_address): New.
8886 * gcc/target.h (legitimize_address): New.
8887 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8888 (TARGET_INITIALIZER): Include it.
8889 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8891 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8892 * config/bfin/bfin.c (legitimize_address): Remove.
8893 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8894 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8896 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8897 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8899 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8900 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8901 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8902 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8903 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8904 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8905 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8906 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8907 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8908 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8909 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8910 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8911 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8912 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8913 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8914 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8915 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8916 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8917 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8918 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8919 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8920 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8921 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8923 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8924 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8925 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8926 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8927 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8928 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8929 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8930 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8931 (thumb_legitimize_address): Delete.
8932 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8933 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8934 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8935 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8936 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8937 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8939 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8942 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8943 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8944 * config/m32r/m32r.c (m32r_legitimize_address): New.
8945 * config/m68k/m68k.c (m68k_legitimize_address): New.
8946 * config/score/score.c (score_legitimize_address): Standardize.
8947 * config/score/score3.c (score3_legitimize_address): Standardize.
8948 * config/score/score3.h (score3_legitimize_address): Adjust.
8949 * config/score/score7.c (score7_legitimize_address): Standardize.
8950 * config/score/score7.h (score7_legitimize_address): Adjust.
8951 * config/sh/sh.c (sh_legitimize_address): New.
8952 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8954 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8955 (s390_legitimize_address): ... this.
8956 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8957 (sparc_legitimize_address): ... this.
8958 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8959 (ix86_legitimize_address): ... this.
8960 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8961 (avr_legitimize_address): ... this.
8962 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8963 (mn10300_legitimize_address): ... this.
8964 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8965 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8966 (alpha_expand_mov): Adjust call.
8968 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8969 * config/spu/spu.c (spu_legitimize_address): Likewise.
8970 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8971 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8973 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8975 * intl.c (locale_encoding, locale_utf8): New.
8976 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8977 * intl.h (locale_encoding, locale_utf8): Declare.
8978 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8979 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8981 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8983 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8984 (pp_base_tree_identifier): Declare as function.
8985 (identifier_to_locale): Declare.
8986 * Makefile.in (pretty-print.o): Update dependencies.
8987 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8989 2009-05-04 Richard Guenther <rguenther@suse.de>
8992 * builtins.c (fold_builtin_memory_op): Do not decay to element
8993 type if the size matches the whole array.
8995 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8997 * expmed.c (synth_mult): When trying out a shift, pass the result
9000 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9002 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9003 (shiftsub1_cost): New.
9004 (init_expmed): Compute shiftsub1_cost.
9005 (synth_mult): Optimize multiplications by constants of the form
9006 -(2^^m-1) for some constant positive integer m.
9008 2009-05-03 Richard Guenther <rguenther@suse.de>
9011 * c-typeck.c (array_to_pointer_conversion): Do not built
9012 ADDR_EXPRs of arrays of pointer-to-element type.
9013 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9014 up wrong ADDR_EXPRs after-the-fact.
9015 * c-common.c (strict_aliasing_warning): Strip pointer
9016 conversions for obtaining the original type.
9017 * builtins.c (fold_builtin_memset): Handle array types.
9018 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9021 2009-05-03 Richard Guenther <rguenther@suse.de>
9024 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9025 Do not lose casts from array types with unknown extent to array
9026 types with known extent.
9027 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9028 alias set compatibility.
9030 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9032 * flags.h (extra_warnings): Delete.
9033 * toplev.c (process_options): Handle Wuninitialized here.
9034 * opts.c (extra_warnings): Delete.
9035 (set_Wextra): Delete.
9036 (common_handle_option): -Wextra can be handled automatically.
9037 * c-opts.c (c_common_handle_option): Delete obsolete code.
9038 (c_common_post_options): Simplify comment.
9039 * common.opt (W): Add Var.
9041 (Wuninitialized): Initialize to -1.
9043 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9044 Richard Guenther <rguenther@suse.de>
9046 * expr.c (get_def_for_expr): New function.
9047 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9048 SSA rather than trees.
9049 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9050 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9052 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9054 * c-common.c (reswords): Add _Imaginary.
9055 * c-common.c (enum rid): Add RID_IMAGINARY.
9057 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9059 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9060 Patch by Richard Guenther.
9062 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9064 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9065 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9066 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9067 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9068 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9069 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9070 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9071 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9072 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9073 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9074 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9075 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9076 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9077 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9078 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9079 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9080 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9081 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9083 2009-05-02 Richard Guenther <rguenther@suse.de>
9085 PR tree-optimization/39940
9086 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9089 2009-05-02 Richard Guenther <rguenther@suse.de>
9092 * tree-ssa.c (execute_update_addresses_taken): Properly check
9093 if we can mark a variable DECL_GIMPLE_REG_P.
9094 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9095 back to the end of the function.
9096 (is_gimple_reg_type): Remove complex type special casing.
9097 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9100 2009-05-02 Ben Elliston <bje@au.ibm.com>
9102 * doc/collect2.texi (Collect2): Document search path behaviour
9103 when configured with --with-ld.
9105 2009-05-02 Jan Hubicka <jh@suse.cz>
9107 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9108 parameter; update callers.
9109 (coalesce_cost_edge): EH edges are costier because they needs
9110 splitting even if not critical and even more costier when there are
9111 multiple EH predecestors.
9113 2009-05-02 Jan Hubicka <jh@suse.cz>
9115 * except.c (remove_eh_handler_and_replace): Handle updating after
9116 removing TRY blocks.
9118 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9120 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9122 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9124 * varasm.c: Do not include c-pragma.h.
9125 * attribs.c: Do not incude c-common.h.
9127 2009-05-01 Michael Matz <matz@suse.de>
9129 * calls.c (initialize_argument_information): Handle SSA names like
9130 decls with a non MEM_P DECL_RTL.
9132 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9134 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9135 * ipa-utils.c: Likewise.
9136 * ipa-type-escape.c: Likewise.
9137 * cgraphunit.c Do not include c-common.h.
9138 * ipa-pure-const.c: Likewise.
9139 * tree-if-conv.c: Likewise.
9140 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9141 * ipa-struct-reorg.c: Likewise.
9142 * tree-nomudflap.c: Likewise.
9143 * tree-ssa-structalias.c: Likewise.
9145 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9147 * store-motion.c: Many cleanups to make this pass a first-class
9148 citizen instead of an appendix to gcse load motion. Add TODO list
9149 to make this pass faster/cleaner/better.
9151 (struct ls_expr): Post gcse.c-split cleanups.
9152 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9153 "stores" field to "avail_stores".
9154 (pre_ldst_mems): Rename to store_motion_mems.
9155 (pre_ldst_table): Rename to store_motion_mems_table.
9156 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9157 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9158 (ldst_entry): Rename to st_expr_entry, update users.
9159 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9160 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9161 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9163 (first_ls_expr): Rename to first_st_expr, update users.
9164 (next_ls_expr): Rename to next_st_expr, update users.
9165 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9166 fields properly for store motion instead of names inherited from load
9168 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9169 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9172 (ae_kill): Rename to st_kill, update users.
9173 (ae_gen): Rename to st_avloc, update users.
9174 (transp): Rename to st_transp, update users.
9175 (pre_insert_map): Rename to st_insert_map, update users.
9176 (pre_delete_map): Rename to st_delete_map, update users.
9177 (insert_store, build_store_vectors, free_store_memory,
9178 one_store_motion_pass): Update for abovementioned changes.
9180 (gcse_subst_count, gcse_create_count): Remove.
9181 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9182 and "n_stores_created", local variables.
9184 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9187 (regvec, compute_store_table_current_insn): Remove.
9188 (reg_set_info, reg_clear_last_set): Remove.
9189 (compute_store_table): Use DF caches instead of local dataflow
9192 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9194 * c-objc-common.c (c_tree_printer): Print identifiers with
9195 pp_identifier, not pp_string. Mark "({anonymous})" for
9197 * c-pretty-print.c (pp_c_ws_string): New.
9198 (pp_c_cv_qualifier, pp_c_type_specifier,
9199 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9200 pp_c_storage_class_specifier, pp_c_function_specifier,
9201 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9202 pp_c_primary_expression, pp_c_postfix_expression,
9203 pp_c_unary_expression, pp_c_shift_expression,
9204 pp_c_relational_expression, pp_c_equality_expression,
9205 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9206 use pp_string and pp_c_ws_string in place of pp_identifier and
9207 pp_c_identifier for non-identifiers. Mark English strings for
9209 * c-pretty-print.h (pp_c_ws_string): Declare.
9211 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9212 Roland McGrath <roland@redhat.com>
9214 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9215 (ENABLE_LD_BUILDID): New configuration option.
9216 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9217 (LINK_BUILDID_SPEC): New macro.
9218 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9220 * doc/install.texi: Document --enable-linker-build-id option.
9221 * configure: Rebuild.
9222 * config.in: Rebuild.
9224 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9226 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9227 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9228 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9229 MIPS_GP_SAVE_AREA_SIZE.
9230 * config/mips/mips.c (struct mips_frame_info): Update comment
9231 before arg_pointer_offset and hard_frame_pointer_offset.
9232 (mips_compute_frame_info): Update diagram before function: to
9233 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9234 indicate the position of frame_pointer_rtx with -fstack-protector and
9235 to show args_size. Don't allocate cprestore area for leaf functions
9236 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9238 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9240 2009-04-30 Michael Matz <matz@suse.de>
9242 PR tree-optimization/39955
9243 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9245 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9247 * ira.c (setup_cover_and_important_classes): Use safe macro
9248 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9250 * genpreds.c (write_tm_preds_h): Output suitable definition of
9251 REG_CLASS_FOR_CONSTRAINT.
9253 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9255 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9257 * bitmap.c (bitmap_descriptor): Likewise.
9258 * ggc-common.c (loc_descriptor): Likewise.
9259 * varray.c (varray_descriptor): Likewise.
9260 * vec.c (vec_descriptor): Likewise.
9262 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9264 * Makefile.in (dce.o): Add $(EXCEPT_H).
9265 * dce.c: Include except.h and delete redundant vector definitions.
9266 (deletable_insn_p): Return false for non-call insns that can throw
9269 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9271 * gcse.c (ae_gen): Remove.
9272 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9273 and make non-static function to make it available in store-motion.c.
9274 Update call sites with search-and-replace.
9275 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9276 extract_mentioned_regs, extract_mentioned_regs_helper,
9277 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9278 store_killed_in_insn, store_killed_after, store_killed_before,
9279 build_store_vectors, insert_insn_start_basic_block, insert-store,
9280 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9281 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9282 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9283 * store-motion.c: ...new file. Also copy data structures from gcse.c
9284 and clean up to remove parts not used by store motion.
9285 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9286 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9288 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9291 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9292 when optimizing for size.
9294 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9296 * gcse.c (gcse_constant_p): Fix typo in last change.
9298 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9300 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9302 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9304 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9306 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9308 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9309 CONST_HIGH_PART result.
9311 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9313 * config/avr/avr.c (initial_elimination_offset): Rename to
9314 avr_initial_elimination_offset.
9315 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9316 change return type to bool.
9317 (avr_can_eliminate): New function.
9318 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9319 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9320 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9321 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9322 avr_initial_elimination_offset.
9323 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9324 (avr_initial_elimination_offset): Define.
9326 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9327 Steven Bosscher <steven@gcc.gnu.org>
9329 PR rtl-optimization/39938
9330 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9331 * cfgrtl.c: Include insn-attr.h.
9332 (rest_of_pass_free_cfg): New function.
9333 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9334 * resource.c (init_resource_info): Remove call to df_analyze.
9336 2009-04-29 Richard Guenther <rguenther@suse.de>
9339 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9340 allow conversion to signed integers.
9342 2009-04-29 Richard Guenther <rguenther@suse.de>
9344 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9345 shifts of floating point vectors if the shift amount is
9346 a constant multiple of the element size.
9348 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9349 Michael Matz <matz@suse.de>
9353 * tree-outof-ssa.c (emit_partition_copy): New function.
9354 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9355 insert_part_to_rtx_on_edge): Perform the partition base var
9356 copy using emit_partition_copy.
9357 (insert_value_copy_on_edge): Convert constants to the right mode.
9358 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9359 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9361 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9363 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9364 scan backwards to try to find a constant to initialize it.
9366 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9367 insn before the loop_end instruction, don't look past labels.
9369 2009-04-29 Richard Guenther <rguenther@suse.de>
9372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9373 loose type conversions.
9374 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9375 stmts only if there are no uses of its definition.
9377 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9379 * config/bfin/bfin.h (splitting_loops): Declare.
9380 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9381 Reorder bit definitions to be ascending.
9382 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9383 * config/bfin/bfin.c (splitting_loops): New variable.
9384 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9385 (struct loop_info): Remove members INIT and LOOP_INIT.
9386 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9387 the LSETUP sequence. Allow LC to be loaded from any register, but
9388 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9389 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9391 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9392 of reload_completed.
9395 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9397 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9399 * Makefile.in (PLUGIN_VERSION_H): New.
9400 (OBJS-common): Remove plugin-version.o.
9401 (plugin.o): Depend on (PLUGIN_VERSION_H).
9402 (plugin-version.o): Remove.
9403 * configure: Regenerate
9404 * configure.ac: Create plugin-version.h.
9405 * gcc-plugin.h (plugin_gcc_version): Remove.
9406 (plugin_default_version_check): Change signature.
9407 * plugin-version.c: Remove.
9408 * plugin.c: Include plugin-version.h.
9409 (str_plugin_gcc_version_name): Remove.
9410 (try_init_one_plugin): Pass gcc version to plugin_init.
9411 (plugin_default_version_check): Both gcc and plugin versions are now
9414 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9416 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9417 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9418 Remove special case testing for last insn of inner loops. Don't fail
9419 if the loop ends with a jump, emit an extra nop instead.
9421 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9422 DREGS rather than comparing directly. Remove code that tries to
9423 account for latencies.
9425 2009-04-29 Richard Guenther <rguenther@suse.de>
9427 PR tree-optimization/39941
9428 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9429 eliminating an indirect call.
9431 2009-04-29 Richard Guenther <rguenther@suse.de>
9433 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9434 parameter. Allow invariants as base if !require_lvalue.
9435 (verify_gimple_assign_single): Adjust.
9437 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9439 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9440 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9441 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9442 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9443 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9445 * config/bfin/bfin.c (bfin_expand_builtin,
9446 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9448 2009-04-28 Richard Guenther <rguenther@suse.de>
9450 * tree-vect-loop.c (get_initial_def_for_induction): Use
9451 correct types for pointer increment.
9453 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9455 * toplev.c (print_version): Update GMP version string calculation.
9457 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9459 PR rtl-optimization/39938
9460 * resource.c (init_resource_info): Add call to df_analyze.
9462 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9464 * config/alpha/alpha.md (usegp): Cast the result of
9465 alpha_find_lo_sum_using_gp to enum attr_usegp.
9466 * config/alpha/alpha.c (override_options): Remove end-of-structure
9467 marker element from cpu_table. Use array size of cpu_table to handle
9468 -mcpu and -mtune options.
9469 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9471 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9473 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9474 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9475 tune_32 and tune_64.
9476 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9478 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9479 * config/rs6000/option-defaults.h: ... here. New file.
9480 (OPT_64, OPT_32): Define.
9481 (MASK_64BIT): Define to 0 if not already defined.
9482 (OPT_ARCH64, OPT_ARCH32): Define.
9483 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9486 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9488 * config/arm/arm.c (arm_override_options): Emit error on using
9491 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9493 PR rtl-optimization/39914
9494 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9495 registers for allocnos created from user-defined variables only
9496 when not optimizing.
9498 2009-04-28 Richard Guenther <rguenther@suse.de>
9501 * fold-const.c (fold_binary): Use distribute_real_division only
9504 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9506 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9507 add hpux-stdint.h to tm_file.
9508 (hppa[12]*-*-hpux11*): Ditto.
9509 (ia64*-*-hpux*): Ditto.
9510 * config/hpux-stdint.h: New.
9511 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9512 __STDC_EXT__ for all compiles.
9513 * config/pa/pa-hpux.h: Ditto.
9514 * config/pa/pa-hpux10.h: Ditto.
9515 * config/pa/pa-hpux11.h: Ditto.
9517 2009-04-28 Catherine Moore <clm@codesourcery.com>
9519 * debug.h (set_name): Add comment.
9521 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9524 * config/darwin.c (machopic_gen_offset): Check
9525 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9526 * config/arm/arm.c (require_pic_register): Likewise.
9528 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9530 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9531 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9532 m32c_promote_prototypes): Delete.
9534 2009-04-28 Michael Matz <matz@suse.de>
9537 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9540 2009-04-28 Richard Guenther <rguenther@suse.de>
9542 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9544 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9546 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9547 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9548 * config/arm/arm-tune.md: Regenerate.
9550 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9552 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9553 block if there are complex incoming edges.
9554 (sel_merge_blocks): Remove useless assert.
9555 (sel_redirect_edge_and_branch): Check that edge was redirected.
9556 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9557 (sel_find_rgns): Delete declaration.
9558 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9559 the region when it is not a preheader.
9561 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9564 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9566 2009-04-28 Richard Guenther <rguenther@suse.de>
9568 * tree.h (SSA_NAME_VALUE): Remove.
9569 (struct tree_ssa_name): Remove value_handle member.
9570 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9571 array for jump threading.
9572 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9574 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9575 * tree-flow.h (threadedge_initialize_values): Declare.
9576 (threadedge_finalize_values): Likewise.
9577 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9578 (SSA_NAME_VALUE): Define.
9579 (threadedge_initialize_values): New function.
9580 (threadedge_finalize_values): Likewise.
9581 * tree-ssa-dom.c (ssa_name_values): New global variable.
9582 (SSA_NAME_VALUE): Define.
9583 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9585 2009-04-28 Ira Rosen <irar@il.ibm.com>
9587 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9588 Use REPORT_VECTORIZED_LOCATIONS instead
9589 REPORT_VECTORIZED_LOOPS.
9590 * tree-vectorizer.c (vect_verbosity_level): Make static.
9591 (vect_loop_location): Rename to vect_location.
9592 (vect_set_verbosity_level): Update comment.
9593 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9595 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9596 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9597 instead REPORT_UNVECTORIZED_LOOPS.
9598 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9599 and vect_loop_def to vect_external_def and vect_internal_def.
9600 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9601 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9602 REPORT_UNVECTORIZED_LOCATIONS.
9603 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9604 and vect_used_in_loop and to vect_unused_in_scope and
9606 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9607 (vect_verbosity_level): Remove declaration.
9608 (vect_analyze_operations): Likewise.
9609 (vect_analyze_stmt): Declare.
9610 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9611 REPORT_UNVECTORIZED_LOCATIONS.
9612 (vect_get_loop_niters): Fix indentation.
9613 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9614 (vect_analyze_loop_operations): New function.
9615 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9616 vect_analyze_operations.
9617 (vect_is_simple_reduction): Use new names.
9618 (vectorizable_live_operation, vect_transform_loop): Likewise.
9619 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9620 to specify whether the data references can be a part of interleaving
9622 (vect_analyze_data_ref_dependence): Use new names.
9623 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9624 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9625 * tree-vect-patterns.c (widened_name_p): Use new names.
9626 (vect_recog_dot_prod_pattern): Likewise.
9627 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9628 (process_use, vect_mark_stmts_to_be_vectorized,
9629 vect_model_simple_cost, vect_model_store_cost,
9630 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9631 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9632 vectorizable_operation, vectorizable_type_demotion,
9633 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9634 vectorizable_condition): Likewise.
9635 (vect_analyze_operations): Split into vect_analyze_loop_operations
9637 (vect_analyze_stmt): ... new function.
9638 (new_stmt_vec_info): Use new names.
9639 (vect_is_simple_use): Use new names and fix comment.
9640 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9641 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9643 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9646 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9647 and integer modes for x87 operands. Do not ICE for unsupported size,
9648 generate error instead. Generate error for unsupported operand types.
9649 ['z']: Do not handle HImode memory operands specially. Warning
9650 for floating-point operands. Fallthru to 'Z' for unsupported operand
9651 types. Do not ICE for unsupported size, generate error instead.
9652 (output_387_binary_op): Use %Z to output operands.
9653 (output_fp_compare): Ditto.
9654 (output_387_reg_move): Ditto.
9656 2009-04-28 Ben Elliston <bje@au.ibm.com>
9661 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9663 * builtins.c (c_strlen): Do not warn here.
9664 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9665 * c-common.c (pointer_int_sum): Take an explicit location.
9666 Warn about offsets out of bounds.
9667 * c-common.h (pointer_int_sum): Adjust declaration.
9669 2009-04-27 Ian Lance Taylor <iant@google.com>
9671 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9673 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9674 * df-core.c (df_set_flags): Change return type to int. Change
9675 type of old_flags to int.
9676 (df_clear_flags): Likewise.
9677 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9678 (df_get_conditional_uses): Likewise.
9679 * df.h (df_set_flags, df_clear_flags): Update declarations.
9680 * dwarf2out.c (struct indirect_string_node): Change type of form
9681 field to enum dwarf_form.
9682 (AT_string_form): Change return type to enum dwarf_form.
9683 * fixed-value.c (fixed_compare): Add cast to enum type.
9684 * fwprop.c (update_df): Change 0 to VOIDmode.
9685 * gensupport.c: Change 0 to UNKNOWN.
9686 * gimple.h (gimple_cond_code): Add cast to enum type.
9687 * haifa-sched.c (reemit_notes): Add cast to enum type.
9688 * hooks.c (hook_int_void_no_regs): Remove function.
9689 * hooks.h (hook_int_void_no_regs): Remove declaration.
9690 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9691 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9692 * real.c (real_arithmetic): Add cast to enum type.
9693 (real_compare): Likewise.
9694 * target.h (struct gcc_target): Change return type of
9695 branch_target_register_class to enum reg_class.
9696 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9697 default_branch_target_register_class.
9698 * targhooks.c (default_branch_target_register_class): New function.
9699 * targhooks.h (default_branch_target_register_class): Declare.
9700 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9701 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9703 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9705 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9706 vect_uninitialized_def. Change 0 to ERROR_MARK.
9707 * tree-vect-stmts.c (supportable_widening_operation): Don't
9708 initialize icode1 and icode2.
9709 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9710 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9712 (cmn_err_flag_specs): Change 0 to STD_C89.
9713 (cmn_err_char_table): Likewise.
9714 * config/arm/arm.c (get_arm_condition_code): Change type of code
9715 to enum arm_cond_code.
9716 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9717 (IWMMXT_BUILTIN2): Likewise.
9718 (neon_builtin_type_bits): Don't define typedef.
9719 (neon_builtin_datum): Change type of bits field to int.
9720 (arm_expand_neon_args): Add cast to enum type.
9721 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9723 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9725 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9727 * config/mips/mips.md (jal_macro): Return enum constant.
9728 (single_insn): Likewise.
9729 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9731 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9733 * config/s390/s390.c (s390_tune_flags): Change type to int.
9734 (s390_arch_flags): Likewise.
9735 (s390_handle_arch_option): Change flags field of struct pta to int.
9736 * config/s390/s390.h (s390_tune_flags): Update declaration.
9737 (s390_arch_flags): Likewise.
9738 * config/sh/sh.c (prepare_move_operands): Compare
9739 tls_symbolic_operand result with enum constant.
9740 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9741 (sh_expand_prologue): Add cast to enum type.
9742 (sh_expand_epilogue): Likewise.
9743 (tls_symbolic_operand): Change return type to enum tls_model.
9744 (fpscr_set_from_mem): Add cast to enum type.
9745 (legitimize_pic_address): Compare tls_symbolic_operand result with
9747 (sh_target_reg_class): Change return type to enum reg_class.
9748 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9750 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9751 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9752 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9753 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9754 (delayed_branch, tls_call_delay): Likewise.
9755 (eligible_for_sibcall_delay): Likewise.
9756 (eligible_for_return_delay): Likewise.
9757 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9758 (spu_expand_builtin_1): Likewise.
9760 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9761 for all types of conversions.
9762 (output_init_element): Issue -Wc++-compat warning if needed when
9763 initializing a bitfield with enum type.
9764 * c-parser.c (c_parser_expression): Set original_type to
9765 original_type of right hand operand of comman operator.
9767 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9769 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9771 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9772 * doc/cpp.texi (Standard Predefined Macros)
9773 (Implementation-defined behavior): Likewise.
9774 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9775 * doc/gimple.texi (GIMPLE Exception Handling)
9776 (@code{GIMPLE_ASSIGN}): Likewise.
9777 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9778 * doc/invoke.texi (Warning Options, Optimize Options)
9779 (AVR Options, Darwin Options): Likewise.
9780 (Optimize Options): Reformulate -fwhole-program description.
9781 * doc/loop.texi (Lambda): Likewise.
9782 * doc/md.texi (Output Template, Define Constraints)
9783 (Standard Names, Insn Splitting): Likewise.
9784 * doc/options.texi (Option properties): Likewise.
9785 * doc/passes.texi (Tree-SSA passes): Likewise.
9786 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9787 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9788 (File Names and DBX): Likewise.
9789 * doc/trouble.texi (Incompatibilities): Likewise.
9791 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9793 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9794 instruction is correct.
9796 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9798 Allow non-constant arguments to conversion intrinsics.
9799 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9800 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9801 * spu.c (print_operand): Handle 'v' and 'w'.
9802 (exp2_immediate_p, spu_gen_exp2): Define.
9803 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9804 spu_convtf_1): Update parameter descriptions.
9805 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9806 * constraints.md ('v', 'w'): New.
9807 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9809 (i2f, I2F): New define_mode_attr.
9810 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9811 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9812 fixuns_truncv4sfv4si2): Update to use mode attribute.
9813 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9814 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9815 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9816 patterns for combine.
9818 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9820 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9821 (cprop, hoist, pre, store_motion): New debug counters.
9822 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9823 is not an RTL pass anymore.
9824 (pass_profiling): Remove extern decl for pass removed in 2005.
9825 (pass_gcse, pass_jump_bypass): Remove.
9826 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9827 to 0 for clean state.
9828 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9829 * cse.c (gate_handle_cse_after_global_opts,
9830 rest_of_handle_cse_after_global_opts): New functions.
9831 (pass_cse_after_global_opts): New pass, does local CSE.
9832 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9833 (TV_CPROP): New timevar.
9834 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9835 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9836 (gcse_main, recompute_all_luids): Remove.
9837 (compute_hash_table_work): Call max_reg_num instead of reading
9839 (cprop_jump): Don't set run_jump_opt_after_gcse.
9840 (constprop_register): Always allow to alter jumps.
9841 (cprop_insn): Likewise.
9842 (do_local_cprop): Likewise.
9843 (local_cprop_pass): Likewise. Return non-zero if something changed.
9844 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9845 (find_implicit_sets): Add note about missed optimization opportunity.
9846 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9847 pass_rtl_cprop execute function.
9848 Don't bother tracking the pass number, each pass gets its own dumpfile
9850 Always allow to alter jumpsand bypass jumps.
9851 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9852 will just find no suitable set.
9853 (pre_edge_insert): Fix dumping, this function is for PRE only.
9854 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9855 pass_rtl_pre execute function.
9856 (hoist_code): Return non-zero if something changed. Keep track of
9857 substitutions and insertions for statistics gathering similar to PRE.
9858 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9859 called from the pass_rtl_hoist execute function. Show pass statistics.
9860 (compute_store_table): Use max_reg_num directly instead of using the
9861 formerly global max_gcse_regno.
9862 (build_store_vectors): Likewise.
9863 (replace_store_insn): Fix dumping.
9864 (store_motion): Rename to ...
9865 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9866 pass, called from the pass_rtl_store_motion execute function. Keep
9867 track of substitutions and insertions for statistics gathering similar
9869 (bypass_jumps): Remove, fold interesting bits into ...
9870 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9871 from the pass_rtl_cprop execute function.
9872 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9873 pass_jump_bypass): Remove.
9874 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9875 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9876 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9877 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9878 (gate_rtl_store_motion, execute_rtl_store_motion,
9879 pass_rtl_store_motion): New.
9880 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9881 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9882 * passes.c (init_optimization_passes): Remove pass_gcse and
9883 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9884 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9885 instead of pass_jump_bypass.
9887 2009-04-27 Richard Guenther <rguenther@suse.de>
9890 * gimplify.c (gimplify_expr): If we are required to create
9891 a temporary make sure it ends up as register.
9893 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9896 * config/i386/i386.c (construct_container): Don't call
9897 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9898 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9900 2009-04-27 Michael Matz <matz@suse.de>
9902 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9903 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9904 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9905 (dump_replaceable_exprs): Take a bitmap.
9906 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9908 (expand_gimple_basic_block): Likewise.
9909 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9910 replaceable_expressions member a bitmap.
9911 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9912 (mark_replaceable): Likewise.
9913 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9914 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9916 2009-04-27 Richard Guenther <rguenther@suse.de>
9918 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9919 (verify_stmts): Dispatch to gimple/type verification code.
9920 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9921 issue with call argument types.
9923 2009-04-27 Michael Matz <matz@suse.de>
9925 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9926 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9929 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9930 Eric Botcazou <ebotcazou@adacore.com>
9932 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9933 a label's basic block.
9934 (mark_target_live_regs): Tidy and rework obsolete comments.
9935 Change back DF problem to LIVE. If a label starts a basic block,
9936 assume that all registers that used to be live then still are.
9937 (init_resource_info): If a label starts a basic block, set its
9938 BLOCK_FOR_INSN accordingly.
9939 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9941 2009-04-27 Richard Guenther <rguenther@suse.de>
9943 * tree-flow-inline.h (function_ann): Remove.
9944 (get_function_ann): Likewise.
9945 * tree-dfa.c (create_function_ann): Remove.
9946 * tree-flow.h (struct static_var_ann_d): Remove.
9947 (struct function_ann_d): Likewise.
9948 (union tree_ann_d): Remove fdecl member.
9949 (function_ann_t): Remove.
9950 (function_ann, get_function_ann, create_function_ann): Remove
9953 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9955 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9957 2009-04-27 Jan Hubicka <jh@suse.cz>
9959 * ipa-pure-const.c (struct funct_state_d): New fields
9960 state_previously_known, looping_previously_known; remove
9961 state_set_in_source.
9962 (analyze_function): Use new fields.
9963 (propagate): Avoid assumption that state_set_in_source imply
9966 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9967 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9968 * cfgloop.h (finite_loop_p): Declare.
9970 2009-04-26 Michael Matz <matz@suse.de>
9972 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9974 2009-04-26 Michael Matz <matz@suse.de>
9976 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9977 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9978 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9979 pass_mark_used_blocks): Remove.
9980 * tree-optimize.c (pass_free_datastructures,
9981 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9982 * passes.c (init_optimization_passes): Don't call
9983 pass_mark_used_blocks, remove dead code.
9985 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9987 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9988 * tree-ssa-live.h (register_ssa_partition): Likewise.
9990 2009-04-26 Michael Matz <matz@suse.de>
9993 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9994 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9995 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9997 (compare_pairs): Swap cost comparison.
9998 (coalesce_ssa_name): Don't use change_partition_var.
9999 * tree-nrv.c (struct nrv_data): Add modified member.
10000 (finalize_nrv_r): Set it.
10001 (tree_nrv): Use it to update statements.
10002 (pass_nrv): Require PROP_ssa.
10003 * tree-mudflap.c (mf_decl_cache_locals,
10004 mf_build_check_statement_for): Use make_rename_temp.
10005 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10006 * alias.c (find_base_decl): Handle SSA names.
10007 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10008 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10009 * rtl.h (set_reg_attrs_for_parm): Declare.
10010 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10011 to "optimized", remove unused locals at finish.
10012 (execute_free_datastructures): Make global, call
10013 delete_tree_cfg_annotations.
10014 (execute_free_cfg_annotations): Don't call
10015 delete_tree_cfg_annotations.
10017 * ssaexpand.h: New file.
10018 * expr.c (toplevel): Include ssaexpand.h.
10019 (expand_assignment): Handle SSA names the same as register variables.
10020 (expand_expr_real_1): Expand SSA names.
10021 * cfgexpand.c (toplevel): Include ssaexpand.h.
10022 (SA): New global variable.
10023 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10024 (SSAVAR): New macro.
10025 (set_rtl): New helper function.
10026 (add_stack_var): Deal with SSA names, use set_rtl.
10027 (expand_one_stack_var_at): Likewise.
10028 (expand_one_stack_var): Deal with SSA names.
10029 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10030 before unique numbers.
10031 (expand_stack_vars): Use set_rtl.
10032 (expand_one_var): Accept SSA names, add asserts for them, feed them
10033 to above subroutines.
10034 (expand_used_vars): Expand all partitions (without default defs),
10035 then only the local decls (ignoring those expanded already).
10036 (expand_gimple_cond): Remove edges when jumpif() expands an
10037 unconditional jump.
10038 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10039 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10041 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10042 members of SA; deal with PARM_DECL partitions here; expand
10043 all PHI nodes, free tree datastructures and SA. Commit instructions
10044 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10045 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10046 info and statements at start, collect garbage at finish.
10047 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10048 (VAR_ANN_PARTITION) Remove.
10049 (change_partition_var): Don't declare.
10050 (partition_to_var): Always return SSA names.
10051 (var_to_partition): Only accept SSA names.
10052 (register_ssa_partition): Only check argument.
10053 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10055 (delete_var_map): Don't free it.
10056 (var_union): Only accept SSA names, simplify.
10057 (partition_view_init): Mark only useful SSA names as used.
10058 (partition_view_fini): Only deal with SSA names.
10059 (change_partition_var): Remove.
10060 (dump_var_map): Use ssa_name instead of partition_to_var member.
10061 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10063 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10064 (struct _elim_graph): New member const_dests; nodes member vector of
10066 (set_location_for_edge): New static helper.
10067 (create_temp): Remove.
10068 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10069 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10070 (new_elim_graph): Allocate const_dests member.
10071 (clean_elim_graph): Truncate const_dests member.
10072 (delete_elim_graph): Free const_dests member.
10073 (elim_graph_size): Adapt to new type of nodes member.
10074 (elim_graph_add_node): Likewise.
10075 (eliminate_name): Likewise.
10076 (eliminate_build): Don't take basic block argument, deal only with
10077 partition numbers, not variables.
10078 (get_temp_reg): New static helper.
10079 (elim_create): Use it, deal with RTL temporaries instead of trees.
10080 (eliminate_phi): Adjust all calls to new signature.
10081 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10082 (rewrite_trees): Only do checking.
10083 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10084 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10085 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10086 contains_tree_r, MAX_STMTS_IN_LATCH,
10087 process_single_block_loop_latch, analyze_edges_for_bb,
10088 perform_edge_inserts): Remove.
10089 (expand_phi_nodes): New global function.
10090 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10091 functions, initialize new parameter, remember partitions having a
10093 (finish_out_of_ssa): New global function.
10094 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10095 don't reset in_ssa_p here, don't disable TER when mudflap.
10096 (pass_del_ssa): Remove.
10097 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10099 (execute_free_datastructures): Declare.
10100 * Makefile.in (SSAEXPAND_H): New variable.
10101 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10102 * basic-block.h (commit_one_edge_insertion): Declare.
10103 * passes.c (init_optimization_passes): Move pass_nrv and
10104 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10105 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10106 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10107 (redirect_branch_edge): Deal with super block when expanding, split
10108 out jump patching itself into ...
10109 (patch_jump_insn): ... here, new static helper.
10111 2009-04-26 Michael Matz <matz@suse.de>
10113 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10114 beyond num_ssa_names.
10115 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10116 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10118 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10120 PR inline-asm/39543
10121 * fwprop.c (forward_propagate_asm): New function.
10122 (forward_propagate_and_simplify): Propagate also into __asm, if it
10123 doesn't increase the number of referenced registers.
10126 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10128 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10130 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10131 note_nonlocal_vla_type for nonlocal VLAs.
10132 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10133 contains_remapped_vars, remap_vla_decls): New functions.
10134 (convert_nonlocal_reference_stmt): If not optimizing, call
10135 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10136 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10137 if it wasn't found in var_map.
10138 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10139 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10140 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10142 * gimplify.c (nonlocal_vlas): New variable.
10143 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10145 (gimplify_body): Create and destroy nonlocal_vlas.
10147 * dwarf2out.c (loc_descr_plus_const): New function.
10148 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10149 mem_loc_descriptor, loc_descriptor_from_tree_1,
10150 descr_info_loc, gen_variable_die): Use it.
10152 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10153 !TREE_STATIC VAR_DECLs.
10154 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10155 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10156 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10157 DECL_BY_REFERENCE is valid.
10158 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10159 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10160 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10161 Copy DECL_BY_REFERENCE.
10162 (struct nesting_copy_body_data): New type.
10163 (nesting_copy_decl): New function.
10164 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10165 if they have variable length.
10167 2009-04-26 Michael Matz <matz@suse.de>
10169 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10170 mark new temporaries for renaming.
10172 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10175 * c-decl.c (global_bindings_p): Return negative value.
10176 (c_variable_size): New. Based on variable_size from
10178 (grokdeclarator): Call c_variable_size not variable_size.
10180 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10182 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10184 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10186 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10187 Redefine it to just use mingw/include.
10188 (ASM_SPEC): Rules for -m32 and -m64.
10189 (LINK_SPEC): Use Likewise.
10190 (SPEC_32): New define.
10191 (SPEC_64): Likewise.
10192 (SUB_LINK_SPEC): Likewise.
10193 (MULTILIB_DEFAULTS): New define.
10194 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10195 Add multilib options.
10196 (MULTILIB_DIRNAMES): Likewise.
10197 (MULTILIB_OSDIRNAMES): Likewise.
10198 (LIBGCC): Likewise.
10199 (INSTALL_LIBGCC): Likewise.
10201 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10204 * c-tree.h (enum c_inline_static_type): New.
10205 (record_inline_static): Declare.
10206 * c-decl.c (struct c_inline_static, c_inline_statics,
10207 record_inline_static, check_inline_statics): New.
10208 (pop_file_scope): Call check_inline_statics.
10209 (start_decl): Call record_inline_static instead of pedwarning
10210 directly for static in inline function.
10211 * c-typeck.c (build_external_ref): Call record_inline_static
10212 instead of pedwarning directly for static referenced in inline
10215 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10217 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10218 not new but only being rescanned.
10219 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10220 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10221 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10222 record_set_info, compute_set, grealloc): Remove.
10223 (recompute_all_luids): New function.
10224 (gcse_main): Don't compute sets, and don't do related memory
10225 allocations/free-ing. If something changed before the end of the
10226 pass, update LUIDs using recompute_all_luids.
10227 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10228 (free_gcse_mem): Don't free it either.
10229 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10230 Use the df insn LUIDs.
10231 (load_killed_in_block): Likewise.
10232 (compute_hash_table_work): Don't compute reg_set_in_block.
10233 (compute_transp): Use DF_REG_DEF_CHAINs.
10234 (local_cprop_pass): Don't use compute_sets and related functions.
10235 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10236 Use get_max_uid() instead of max_cuid.
10237 (insert_insn_end_basic_block, pre_insert_copy_insn,
10238 update_ld_motion_stores): Don't try to
10239 keep reg_set tables up to date.
10240 (pre_insert_copies): Use df insn LUIDs.
10241 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10242 (reg_set_info): Don't use extra bitmap argument.
10243 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10244 information to compute regs_set_in_block.
10245 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10246 (bypass_jumps): Don't use compute_sets and friends.
10248 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10251 * opts.c (undocumented_msg): Do not leave blank even with
10254 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10256 * c-decl.c (build_enumerator): Allow values folding to integer
10257 constants but not integer constant expressions with a pedwarn if
10260 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10263 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10264 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10265 type is an integer constant.
10267 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10270 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10273 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10276 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10277 with variably modified return type and no storage class
10278 specifiers, except for the case of nested functions. Distinguish
10279 extern declarations of functions with variably modified return
10280 types from those of objects with variably modified types.
10282 2009-04-25 Jan Hubicka <jh@suse.cz>
10284 * tree.c (list_equal_p): New function.
10285 * tree.h (list_equal_p): Declare.
10286 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10287 basic_block_def, basic_block, const_basic_block): New.
10288 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10289 (redirect_eh_edge): New function.
10290 (make_eh_edge_update_phi): EH edges are not abnormal.
10291 * except.c: Include tree-flow.h.
10292 (list_match): New function.
10293 (eh_region_replaceable_by_p): New function.
10294 (replace_region): New function.
10295 (hash_type_list): New function.
10296 (hash_eh_region): New function.
10297 (eh_regions_equal_p): New function.
10298 (merge_peers): New function.
10299 (remove_unreachable_regions): Verify EH tree when checking;
10301 (copy_eh_region_1): New function.
10302 (copy_eh_region): New function.
10303 (push_reachable_handler): New function.
10304 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10305 regions without label but with live RESX.
10306 * except.h (redirect_eh_edge_to_label): New.
10307 * tree-flow.h (redirect_eh_edge): New.
10308 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10309 basic_block_def, basic_block, const_basic_block): Remove.
10310 * Makefile.in (except.o): Add dependency on tree-flow.h
10311 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10312 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10315 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10318 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10319 on the destination of memcpy.
10321 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10323 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10324 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10325 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10327 2009-04-25 Jan Hubicka <jh@suse.cz>
10329 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10330 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10331 to be reached by different label than left.
10332 (update_eh_edges): Update comment; remove edge_to_remove if possible
10333 and return true if suceeded.
10334 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10335 (cleanup_eh): Compute sharing map.
10336 * except.c (remove_eh_handler_and_replace): Add argument if we should
10338 (remove_unreachable_regions): Update for label sharing.
10339 (label_to_region_map): Likewise.
10340 (get_next_region_sharing_label): New function.
10341 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10343 (remove_eh_handler): Update.
10344 (remove_eh_region_and_replace_by_outer_of): New function.
10345 * except.h (struct eh_region): Add next_region_sharing_label.
10346 (remove_eh_region_and_replace_by_outer_of,
10347 get_next_region_sharing_label): Declare.
10348 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10350 2009-04-25 Jan Hubicka <jh@suse.cz>
10352 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10353 insert code even if they are not critical.
10355 2009-04-25 Jan Hubicka <jh@suse.cz>
10357 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10358 (gimple_can_remove_branch_p): EH edges won't remove branch by
10360 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10361 updating of non-abnormal EH edges.
10362 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10363 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10364 (split_critical_edges): Split also edges where emitting code on them
10365 will lead to splitting later.
10367 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10368 H.J. Lu <hongjiu.lu@intel.com>
10371 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10372 the configured assembler supports fildq and fistpq mnemonics.
10373 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10374 * configure: Regenerated.
10375 * config.in: Ditto.
10377 * config/i386/i386.c (print_operand): Handle 'Z'.
10378 ['z']: Remove handling of special fild/fist suffixes.
10379 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10380 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10381 suffix of fild insn.
10382 (*floatsi<mode>2_vector_mixed): Ditto.
10383 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10384 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10385 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10386 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10387 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10389 2009-04-25 Ben Elliston <bje@au.ibm.com>
10391 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10392 the source of a set operation.
10394 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10396 * target.h (struct gcc_target): Add case_values_threshold field.
10397 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10398 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10399 * targhooks.c (default_case_values_threshold): New function.
10400 * targhooks.h (default_case_values_threshold): Declare function.
10401 * stmt.c (expand_case): Use case_values_threshold target hook.
10402 * expr.h (case_values_threshold): Remove declartation.
10403 * expr.c (case_values_threshold): Remove function.
10404 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10406 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10407 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10408 (avr_case_values_threshold): Declare as static.
10409 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10411 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10412 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10413 (mn10300_case_values_threshold): New function.
10415 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10417 * ira.c (setup_cover_and_important_classes): Add enum cast.
10419 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10421 * genpreds.c (write_enum_constraint_num): Output definition of
10422 CONSTRAINT_NUM_DEFINED_P macro.
10423 * ira.c (setup_cover_and_important_classes): Use
10424 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10426 2009-04-24 DJ Delorie <dj@redhat.com>
10428 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10429 __SH2A_SINGLE_ONLY__ also.
10431 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10433 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10434 (movdf_internal): Ditto.
10435 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10436 SFmode and DFmode constants.
10437 (ia64_print_operand): Add 'G' format for printing
10438 floating point constants.
10440 2009-04-24 Richard Guenther <rguenther@suse.de>
10442 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10443 from unsigned additions.
10445 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10447 * c-typeck.c (set_init_index): Allow array designators that are
10448 not integer constant expressions with a pedwarn if pedantic.
10450 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10452 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10453 zero if no overlap in nonzero bits between the operands.
10455 2009-04-24 Ian Lance Taylor <iant@google.com>
10457 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10458 (record_dead_and_set_regs): Likewise.
10459 * df.h (struct df_mw_hardreg): Change flags field to int.
10460 (struct df_base_ref): Likewise.
10461 (struct df): Change changeable_flags field to int.
10462 * df-scan.c (df_defs_record): Change clobber_flags to int.
10463 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10464 constants rather than #define macros.
10465 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10466 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10467 (enum dwarf_calling_convention): Likewise.
10468 (enum dwarf_line_number_x_ops): Likewise.
10469 (enum dwarf_call_frame_info): Likewise.
10470 (enum dwarf_source_language): Likewise.
10471 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10472 (add_calling_convention_attribute): Likewise.
10473 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10474 (combine_comparisons): Change compcode to int. Add cast to enum type.
10475 * genrecog.c (maybe_both_true_2): Change c to int.
10476 (write_switch): Likewise. Add cast to enum type.
10477 * gimplify.c (gimplify_omp_for): Handle return values from
10478 gimplify_expr using MIN rather than bitwise or.
10479 (gimplify_expr): Add cast to enum type.
10480 * ipa-prop.c (update_jump_functions_after_inlining): Change
10481 IPA_BOTTOM to IPA_JF_UNKNOWN.
10482 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10483 Add casts to enum type.
10484 (setup_cover_and_important_classes): Change cl to int. Add casts
10486 (setup_class_translate): Change cl and mode to int.
10487 (ira_init_once): Change mode to int.
10488 (free_register_move_costs): Likewise.
10489 (setup_prohibited_mode_move_regs): Add casts to enum type.
10490 * langhooks.c (add_builtin_function_common): Rework assertion that
10491 value fits bitfield.
10492 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10493 * omega.c (omega_do_elimination): Avoid math on enum types.
10494 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10495 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10496 int local to handle integral_argment value.
10497 * regmove.c (try_auto_increment): Change PUT_MODE to
10499 * reload.c (push_secondary_reload): Add casts to enum type.
10500 (secondary_reload_class, find_valid_class): Likewise.
10501 * reload1.c (emit_input_reload_insns): Likewise.
10502 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10503 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10504 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10506 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10507 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10509 (expand_complex_libcall): Add casts to enum type.
10510 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10511 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10512 with ERROR_MARK, not NUM_TREE_CODES.
10513 (vect_create_epilog_for_reduction): Likewise.
10514 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10515 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10516 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10518 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10519 vect_unused_in_loop. Change 0 to loop_vect.
10520 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10521 * var-tracking.c (get_init_value): Change return type to enum
10523 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10524 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10526 (arm_override_options): Add casts to enum type.
10527 (arm_emit_tls_decoration): Likewise.
10528 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10530 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10531 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10532 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10534 * config/s390/s390.c (code_for_builtin_64): Change to array of
10536 (code_for_builtin_31): Likewise.
10537 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10539 * config/sparc/sparc.c (sparc_override_options): Change value
10540 field in struct code_model to enum cmodel. In initializer change
10541 0 to NULL and add cast to enum type.
10543 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10544 Change all callers. Issue a -Wc++-compat warning using
10545 lhs_origtype if necessary.
10546 (convert_for_assignment): Issue -Wc++-compat warnings about
10547 invalid conversions to enum type on assignment.
10548 * c-common.h (build_modify_expr): Update declaration.
10550 2009-04-24 Nick Clifton <nickc@redhat.com>
10552 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10553 (function_arg_advance): Likewise.
10554 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10557 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10559 * config/s390/constraints.md ('I', 'J'): Fix condition.
10561 2009-04-24 Diego Novillo <dnovillo@google.com>
10563 * gengtype-parse.c (parse_error): Add newline after message.
10565 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10567 * config/i386/sse.md (avxmodesuffixs): Removed.
10568 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10569 (*avx_pinsr<ssevecsize>): This.
10571 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10573 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10574 follow chains of regs with a single definition, and allow expressions
10575 that are function_invariant_p.
10576 (simple_rhs_p): Allow expressions that are function_invariant_p.
10578 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10580 PR middle-end/39867
10581 * fold-const.c (fold_cond_expr_with_comparison): When folding
10582 > and >= to MAX, make sure the MAX uses the same type as the
10583 comparison's operands.
10585 2009-04-24 Nick Clifton <nickc@redhat.com>
10587 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10588 addressing for DImode accesses.
10589 (frv_print_operand_address): Handle PLUS case.
10590 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10592 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10594 PR rtl-optimization/39794
10595 * alias.c (canon_true_dependence): Add x_addr argument.
10596 * rtl.h (canon_true_dependence): Adjust prototype.
10597 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10598 * cselib.c (cselib_invalidate_mem): Likewise.
10599 * gcse.c (compute_transp): Likewise.
10600 * dse.c (scan_reads_nospill): Likewise.
10601 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10602 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10603 canon_base_addr of the group, plus optional offset.
10604 (struct group_info): Rename canon_base_mem to
10606 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10607 canon_rtx of base_mem.
10609 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10611 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10612 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10614 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10616 * config/spu/spu-builtins.h: Delete file.
10618 * config/spu/spu.h (enum spu_builtin_type): Move here from
10620 (struct spu_builtin_description): Likewise. Add GTY marker.
10621 Do not use enum spu_function_code or enum insn_code.
10622 (spu_builtins): Add extern declaration.
10624 * config/spu/spu.c: Do not include "spu-builtins.h".
10625 (enum spu_function_code, enum spu_builtin_type_index,
10626 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10627 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10628 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10629 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10630 (spu_builtin_types): Make static. Add GTY marker.
10631 (spu_builtins): Add extern declaration with GTY marker.
10632 Include "gt-spu.h".
10634 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10635 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10636 Check programmatically whether all parameters are scalar.
10638 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10640 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10642 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10643 assignment from the constructor either if the target is volatile.
10645 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10647 * config/arm/arm.md (insv): Do not share operands[0].
10649 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10651 * config/vxlib-tls.c (active_tls_threads): Delete.
10652 (delete_hook_installed): New.
10653 (tls_delete_hook): Don't delete the delete hook.
10654 (tls_destructor): Delete it here.
10655 (__gthread_set_specific): Adjust installing the delete hook.
10656 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10657 __gthread_leave_tsd_dtor_context.
10659 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10661 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10663 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10665 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10667 (alpha_rtx_costs): Ditto.
10668 (emit_unlikely_jump): Use add_reg_note.
10669 (emit_frame_store_1): Ditto.
10670 (alpha_expand_prologue): Ditto.
10671 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10672 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10674 2009-04-23 Nick Clifton <nickc@redhat.com>
10676 * config/v850/v850.md (epilogue): Remove suppressed code.
10677 (return): Rename to return_simple and remove test of frame size.
10678 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10679 to gen_return_simple.
10681 2009-04-22 Jing Yu <jingyu@google.com>
10684 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10686 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10689 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10690 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10691 value is a VECTOR_CST, the element type is the element type of the
10694 2009-04-22 DJ Delorie <dj@redhat.com>
10696 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10698 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10700 * alias.c (find_base_term): Move around LO_SUM case, so that
10701 CONST falls through into PLUS/MINUS handling.
10704 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10705 into 0, use omit_one_operand.
10707 2009-04-23 Ben Elliston <bje@au.ibm.com>
10709 * config/rs6000/linux-unwind.h (get_regs): Remove type
10710 puns. Change the type of `pc' to an array of unsigned ints and
10711 update all users. Constify frame24.
10713 2009-04-22 DJ Delorie <dj@redhat.com>
10715 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10716 declarations before code.
10717 (current_function_special_page_vector): Likewise.
10718 (m32c_expand_insv): Silence a warning.
10720 2009-04-21 Taras Glek <tglek@mozilla.com>
10722 * alias.c: Update GTY annotations to new syntax.
10723 * basic-block.h: Likewise.
10724 * bitmap.h: Likewise.
10725 * c-common.h: Likewise.
10726 * c-decl.c: Likewise.
10727 * c-parser.c: Likewise.
10728 * c-pragma.c: Likewise.
10729 * c-tree.h: Likewise.
10730 * cfgloop.h: Likewise.
10731 * cgraph.h: Likewise.
10732 * config/alpha/alpha.c: Likewise.
10733 * config/arm/arm.h: Likewise.
10734 * config/avr/avr.h: Likewise.
10735 * config/bfin/bfin.c: Likewise.
10736 * config/cris/cris.c: Likewise.
10737 * config/darwin.c: Likewise.
10738 * config/frv/frv.c: Likewise.
10739 * config/i386/i386.c: Likewise.
10740 * config/i386/i386.h: Likewise.
10741 * config/i386/winnt.c: Likewise.
10742 * config/ia64/ia64.h: Likewise.
10743 * config/iq2000/iq2000.c: Likewise.
10744 * config/mips/mips.c: Likewise.
10745 * config/mmix/mmix.h: Likewise.
10746 * config/pa/pa.c: Likewise.
10747 * config/pa/pa.h: Likewise.
10748 * config/rs6000/rs6000.c: Likewise.
10749 * config/s390/s390.c: Likewise.
10750 * config/sparc/sparc.c: Likewise.
10751 * config/xtensa/xtensa.c: Likewise.
10752 * cselib.h: Likewise.
10753 * dbxout.c: Likewise.
10754 * dwarf2out.c: Likewise.
10755 * except.c: Likewise.
10756 * except.h: Likewise.
10757 * fixed-value.h: Likewise.
10758 * function.c: Likewise.
10759 * function.h: Likewise.
10760 * gimple.h: Likewise.
10761 * integrate.c: Likewise.
10762 * optabs.c: Likewise.
10763 * output.h: Likewise.
10764 * real.h: Likewise.
10766 * stringpool.c: Likewise.
10767 * tree-data-ref.c: Likewise.
10768 * tree-flow.h: Likewise.
10769 * tree-scalar-evolution.c: Likewise.
10770 * tree-ssa-address.c: Likewise.
10771 * tree-ssa-alias.h: Likewise.
10772 * tree-ssa-operands.h: Likewise.
10773 * tree.c: Likewise.
10774 * tree.h: Likewise.
10775 * varasm.c: Likewise.
10776 * varray.h: Likewise.
10778 * coretypes.h: Do not define GTY macro if it is already defined.
10779 * doc/gty.texi: Update GTY documentation to new syntax.
10780 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10781 annotations on structs.
10782 * gengtype-parse.c: Likewise.
10784 2009-04-22 Mark Heffernan <meheff@google.com>
10786 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10788 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10790 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10793 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10795 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10796 the same as a PLUS without a shift. Increase the cost of a
10799 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10801 * Makefile.in: Update dependencies.
10802 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10803 * errors.h: Remove bogus comment about compatibility.
10804 (warning): Update declaration.
10805 * genautomata.c: Update all calls to warning.
10806 * gimple.c: Do not include errors.h. Include toplev.h.
10807 * tree-ssa-structalias.c: Do not include errors.h.
10808 * omega.c: Likewise.
10809 * tree-ssa-reassoc.c: Likewise.
10810 * config/spu/spu-c.c: Likewise.
10811 * config/spu/t-spu-elf: Update dependencies.
10813 2009-04-22 Richard Guenther <rguenther@suse.de>
10815 PR tree-optimization/39824
10816 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10817 make sure the types are compatible.
10819 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10822 * c-common.c (c_parse_error): Take a token_flags parameter.
10823 Use token_type for the token type instead.
10824 Pass token_flags to cpp_type2name.
10825 * c-common.h (c_parse_error): Update declaration.
10826 * c-parser.c (c_parser_error): Pass 0 as token flags.
10828 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10830 PR rtl-optimization/39580
10831 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10833 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10835 * function.c (expand_function_end): Do not emit a jump to the "naked"
10836 return label for fall-through returns.
10837 * except.c (sjlj_emit_function_exit): Always place the call to the
10838 unregister function at the location installed by expand_function_end.
10840 2009-04-22 Richard Guenther <rguenther@suse.de>
10842 PR tree-optimization/39845
10843 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10844 (gen_inbound_check): Likewise.
10846 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10848 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10850 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10851 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10853 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10855 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10856 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10857 shift counts to avoid out-of-bounds array accesses.
10859 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10861 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10862 (Pmode): Move above.
10864 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10866 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10867 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10868 GET_CODE macro. Use IN_RANGE macro where appropriate.
10869 * config/alpha/alpha.h: Ditto.
10870 * config/alpha/alpha.md: Ditto.
10871 * config/alpha/constraints.md: Ditto.
10872 * config/alpha/predicates.md: Ditto.
10874 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10876 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10877 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10878 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10879 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10880 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10881 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10882 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10883 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10884 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10885 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10886 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10887 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10888 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10889 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10890 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10891 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10892 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10893 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10894 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10895 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10896 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10897 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10898 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10899 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10900 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10901 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10902 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10904 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10906 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10907 references from comments.
10908 * cfgbuild.c: (count_basic_blocks): Delete.
10909 (find_basic_blocks_1): Delete.
10910 (find_basic_blocks): Delete.
10911 * except.c (finish_eh_generation): Make static. Move comment from
10912 except.h here. Remove find_basic_blocks references from comments.
10913 * except.h (finish_eh_generation): Delete.
10914 * basic-block.h (find_basic_blocks): Delete.
10915 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10917 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10919 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10920 (sdbout_parms): Likewise.
10922 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10924 * config/sh/sh.c (prepare_cbranch_operands): Use
10925 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10926 (expand_cbranchdi4): Likewise.
10927 (from_compare): Add cast to enum type.
10928 (expand_cbranchsi4): Use add_reg_note.
10929 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10930 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10931 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10932 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10933 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10934 instead of CODE_FOR_nothing.
10935 (cbranchdi4): Likewise. Fix the order of arguments for
10937 (push_fpscr): Use add_reg_note.
10938 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10939 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10941 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10943 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10944 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10945 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10946 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10947 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10948 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10949 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10950 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10951 config/alpha/x-vms, config/arc/t-arc,
10952 config/arm/README-interworking, config/arm/arm-c.c,
10953 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10954 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10955 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10956 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10957 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10958 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10959 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10960 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10961 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10962 config/cris/t-elfmulti, config/crx/t-crx,
10963 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10964 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10965 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10966 config/h8300/t-h8300, config/i386/athlon.md,
10967 config/i386/darwin-libgcc.10.4.ver,
10968 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10969 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10970 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10971 config/i386/t-linux64, config/i386/t-nwld,
10972 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10973 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10974 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10975 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10976 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10977 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10978 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10979 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10980 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10981 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10982 config/m68k/t-uclinux, config/mcore/t-mcore,
10983 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10984 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10985 config/mips/crtn.asm, config/mips/irix-crti.asm,
10986 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10987 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10988 config/mips/mips-fixed.md, config/mips/sb1.md,
10989 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10990 config/mips/t-iris6, config/mips/t-isa3264,
10991 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10992 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10993 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10994 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10995 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10996 config/mn10300/t-linux, config/mn10300/t-mn10300,
10997 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10998 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10999 config/picochip/libgccExtras/clzsi2.asm,
11000 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11001 config/rs6000/darwin-libgcc.10.4.ver,
11002 config/rs6000/darwin-libgcc.10.5.ver,
11003 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11004 config/rs6000/t-aix43, config/rs6000/t-aix52,
11005 config/rs6000/t-darwin, config/rs6000/t-fprules,
11006 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11007 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11008 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11009 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11010 config/rs6000/t-rtems, config/rs6000/t-spe,
11011 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11012 config/score/t-score-elf, config/sh/divcost-analysis,
11013 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11014 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11015 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11016 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11017 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11018 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11019 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11020 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11021 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11022 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11023 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11024 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11025 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11026 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11027 * config/h8300/genmova.sh: Include copyright and license notices
11028 in generated output.
11029 * config/h8300/mova.md: Regenerate.
11030 * doc/install.texi2html: Include word "Copyright" in copyright
11031 notice and use name "Free Software Foundation, Inc.".
11032 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11033 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11034 ChangeLog-2007, ChangeLog-2008: Correct dates.
11036 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11038 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11039 NE_EXPR operations as well.
11040 * c-parser.c (c_parser_condition): Do not set location information on
11042 (c_parser_conditional_expression): Likewise.
11043 (c_parser_binary_expression): Set location information on operators.
11044 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11045 TRUTH_NOT_EXPR has been folded.
11046 * fold-const.c (fold_truth_not_expr): Copy location information from
11047 the incoming expression to the outgoing one.
11048 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11049 recursive calls on the LHS of the operator but pass that of the
11050 operator to recursive calls on the RHS of the operator. Set it
11052 (shortcut_cond_expr): Set the locus of the operator on the second
11053 COND_EXPR and that of the expression on the first in degenerate cases.
11054 Pass the locus of the expression to calls to shortcut_cond_r.
11055 Set the locus of the 'then' block on the associated jump, if any.
11056 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11057 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11058 expression to call to gimplify_boolean_expr.
11060 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11062 * config.gcc: Add additional configuration for
11063 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11064 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11065 (CPP_SPEC): Redefine for allowing -municode option.
11066 (STARTFILE_SPEC): Likewise.
11067 * config/i386/t-mingw-w64: New.
11068 * config/i386/mingw-w64.opt: New.
11069 (municode): Add new target option.
11070 * doc/invoke.texi (municode): Add documentation for new option.
11072 2009-04-21 Ian Lance Taylor <iant@google.com>
11074 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11075 Correct test for number of arguments.
11076 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11078 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11080 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11081 argument of emit_library_call.
11083 2009-04-21 Richard Guenther <rguenther@suse.de>
11085 PR middle-end/39829
11086 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11087 inside VIEW_CONVERT_EXPRs.
11089 2009-04-21 Martin Jambor <mjambor@suse.cz>
11091 * tree-switch-conversion.c (build_constructors): Split a long line.
11092 (constructor_contains_same_values_p): New function.
11093 (build_one_array): Create assigns of constants if possible, do not
11094 call mark_sym_for_renaming, call update_stmt.
11095 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11096 make_rename_temp. Do not call mark_symbols_for_renaming, call
11098 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11099 find_new_referenced_vars, call update_stmt.
11100 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11101 instead of calling make_rename_temp. Do not call
11102 find_new_referenced_vars or mark_symbols_for_renaming, call
11105 2009-04-21 Richard Guenther <rguenther@suse.de>
11107 PR tree-optimization/39827
11108 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11109 (tree_ssa_phiprop): Pass the correct array size.
11111 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11113 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11115 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11118 * c-typeck.c (lvalue_p): Move declaration ...
11119 * c-common.h (lvalue_p): ... to here.
11120 * c-common.c (candidate_equal_p): New.
11121 (add_tlist): Use it.
11122 (merge_tlist): Use it.
11123 (warn_for_collisions_1): Likewise.
11124 (warning_candidate_p): Accept more candidates.
11125 (verify_tree): A warning candidate can be an expression. Use
11128 2009-04-21 Ben Elliston <bje@au.ibm.com>
11131 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11132 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11133 options. Remove -mcall-solaris documentation.
11135 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11138 * doc/invoke.texi (-Wlong-long): Update description.
11139 * c-lex (interpret_integer): Only warn if there was no previous
11140 overflow and -Wlong-long is enabled.
11141 * c-decl.c (declspecs_add_type): Drop redundant flags.
11142 * c.opt (Wlong-long): Init to -1.
11143 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11144 and front-end warn_long_long. Wlong-long only depends on other
11145 flags if it is uninitialized.
11146 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11147 the same for CPP and FE.
11148 (restore_extension_diagnostics): Likewise.
11150 2009-04-20 Ian Lance Taylor <iant@google.com>
11152 Fix enum conversions which are invalid in C++:
11153 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11154 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11155 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11156 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11157 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11158 (dbxout_parms): Likewise.
11159 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11160 (df_clear_flags): Likewise.
11161 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11162 top_flag parameter to int.
11163 (df_chain_create_bb_process_use): Likewise.
11164 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11166 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11167 (df_ref_create_structure, df_def_record_1): Likewise.
11168 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11169 (df_notes_rescan): Change 0 to VOIDmode in function call.
11170 (df_get_call_refs, df_insn_refs_collect): Likewise.
11171 (df_bb_regs_collect): Likewise.
11172 (df_entry_block_defs_collect): Likewise.
11173 (df_exit_block_uses_collect): Likewise.
11174 * df.h: Update declarations.
11175 * double-int.c (double_int_divmod): Add cast to enum type.
11176 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11177 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11178 (based_loc_descr): Likewise.
11179 (loc_descriptor_from_tree_1): Change first_op and second_op to
11180 enum dwarf_location_atom. Add cast to enum type.
11181 * expmed.c (init_expmed): Change 0 to SET in function call.
11182 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11183 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11184 (do_store_flag): Likewise.
11185 * fixed-value.h (struct fixed_value): Change mode to enum
11187 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11188 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11190 (insert_insn_decl, insert_decl, insert_state): Likewise.
11191 (automata_list_finish): Likewise.
11192 * genrecog.c (process_define_predicate): Add cast to enum type.
11193 * gensupport.c (init_predicate_table): Add cast to enum type.
11194 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11196 (gimple_build_call_1, gimple_build_label): Likewise.
11197 (gimple_build_goto, gimple_build_asm_1): Likewise.
11198 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11199 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11200 (enum fallback): Rename from enum fallback_t.
11201 (fallback_t): Typedef as int.
11202 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11203 GSI_SAME_STMT in function call.
11204 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11206 (setup_reg_class_relations): Likewise.
11207 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11208 (setup_prohibited_class_mode_regs): Add cast to enum type.
11209 (setup_prohibited_mode_move_regs): Likewise.
11210 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11211 (record_address_regs): Change i to enum reg_class.
11212 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11213 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11214 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11215 (GET_MODE_2XWIDER_MODE): Likewise.
11216 (GET_CLASS_NARROWEST_MODE): Likewise.
11217 * omp-low.c (expand_omp_for): Add cast to enum type.
11218 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11219 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11220 * postreload.c (reload_cse_simplify_operands): Change rclass local
11222 * predict.c (combine_predictions_for_insn): Change best_predictor
11223 and predictor to enum br_predictor.
11224 (combine_predictions_for_bb): Likewise.
11225 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11226 use SET_PREDICT_EXPR_OUTCOME.
11227 * real.c (real_arithmetic): Change icode to code in function call.
11228 * reginfo.c (init_move_cost): Add casts to enum type.
11229 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11230 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11232 * reload.c (find_valid_class): Add casts to enum type.
11233 (push_reload): Change 0 to NO_REGS in function call.
11234 (find_reloads): Change this_alternative to array of enum
11235 reg_class. Remove some now-unnecessary casts.
11236 (make_memloc): Change 0 to VOIDmode in function call.
11237 * reload1.c (reload): Change 0 to VOIDmode in function call.
11238 (eliminate_regs_1, elimination_effects): Likewise.
11239 (eliminate_regs_in_insn): Likewise.
11240 (emit_input_reload_insns): Add cast to enum type.
11241 (delete_output_reload): Change 0 to VOIDmode in function call.
11242 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11243 to enum type in function call.
11244 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11245 (SET_PREDICT_EXPR_OUTCOME): Define.
11246 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11247 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11248 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11249 (dump_function): Likewise.
11250 * tree-dump.h: Update declarations.
11251 * tree-pass.h: Update declarations.
11252 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11253 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11255 (arm_rtx_costs_1): Correct parenthesization.
11256 (arm_rtx_costs): Add casts to enum type.
11257 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11258 (vfp_emit_fstmd): Use add_rg_note.
11259 (emit_multi_reg_push, emit_sfm): Likewise.
11260 (thumb_set_frame_pointer): Likewise.
11261 (arm_expand_prologue): Likewise.
11262 (arm_regno_class): Change return type to enum reg_class.
11263 (thumb1_expand_prologue): Use add_reg_note.
11264 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11265 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11267 * config/arm/gentune.sh: Add cast to enum type.
11268 * config/arm/arm-tune.md: Rebuild.
11269 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11270 (ix86_split_fp_branch, predict_jump): Likewise.
11271 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11272 insn_code to enum rtx_code.
11273 (ix86_builtin_vectorized_function): Add cast to enum type.
11274 * config/i386/i386.md (truncdfsf2): Change slot to enum
11276 (truncxf<mode>2, isinf<mode>2): Likewise.
11277 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11279 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11280 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11281 (insert_bundle_state): Change 1 to INSERT in function call.
11282 (ia64_add_bundle_selector_before): Likewise.
11283 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11284 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11285 (restore_stack_nonlocal): Likewise.
11286 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11288 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11290 (mips_rtx_costs): Likewise.
11291 (mips_override_options): Add casts to enum type.
11292 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11294 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11295 (store_reg, set_reg_plus_d): Likewise.
11296 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11297 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11299 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11301 (emit_unlikely_jump): Use add_reg_note.
11302 (rs6000_emit_allocate_stack): Likewise.
11303 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11304 (output_toc): Change 1 to INSERT in function call.
11305 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11306 (rs6000_initialize_trampoline): Likewise.
11307 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11309 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11310 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11311 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11312 (save_gprs): Use add_reg_note.
11313 (s390_emit_prologue): Likewise.
11314 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11315 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11316 (sparc_fold_builtin): Add cast to enum type.
11317 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11319 (spu_expand_prologue): Use add_reg_note.
11320 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11322 2009-04-20 Ian Lance Taylor <iant@google.com>
11324 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11325 (c_parser_postfix_expression_after_primary): Get VEC for list of
11326 arguments. Get original types of arguments. Call
11327 build_function_call_vec.
11328 (cached_expr_list_1, cached_expr_list_2): New static variables.
11329 (c_parser_expr_list): Change return type to VEC *. Add
11330 p_orig_types parameter. Change all callers.
11331 (c_parser_release_expr): New static function.
11332 (c_parser_vec_to_tree_list): New static function.
11333 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11334 call build_function_call_vec.
11335 (build_function_call_vec): New function, based on old
11336 build_function_call.
11337 (convert_arguments): Remove nargs and argarray parameters. Change
11338 values to a VEC. Add origtypes parameter.
11339 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11340 (convert_for_assignment): Add origtype parameter. Change all
11341 callers. If warn_cxx_compat, check for conversion to an enum
11342 type when calling a function.
11343 (store_init_value): Add origtype parameter. Change all callers.
11344 (digest_init): Likewise.
11345 (struct init_node): Add origtype field.
11346 (add_pending_init): Add origtype parameter. Change all callers.
11347 (output_init_element): Likewise.
11348 (output_pending_init_elements): Pass origtype from init_node to
11349 output_init_element.
11350 (process_init_element): Pass origtype from c_expr to
11351 output_init_element.
11352 (c_finish_return): Add origtype parameter. Change all callers.
11353 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11355 (sync_resolve_params): Likewise.
11356 (sync_resolve_return): Change params to first_param. Change caller.
11357 (resolve_overloaded_builtins): Change params to VEC *. Change
11358 callers. Save first parameter around call to build_function_call_vec.
11359 * c-decl.c (finish_decl): Add origtype parameter. Change all
11360 callers. Call build_function_call_vec rather than
11361 build_function_call for cleanup.
11362 * c-tree.h: Update declarations.
11363 * c-common.h: Update declarations.
11364 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11365 params to first_param.
11366 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11367 params parameter from tree to void *.
11368 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11369 Change arglist parameter to have type void *, and to be a pointer
11371 * config/rs6000/rs6000-protos.h
11372 (altivec_resolve_overloaded_builtin): Update declaration.
11373 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11374 fnargs parameter to have type void *, and to be a pointer to a
11375 VEC. Call build_function_call_vec instead of
11376 build_function_call.
11377 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11379 2009-04-20 Joey Ye <joey.ye@intel.com>
11380 Xuepeng Guo <xuepeng.guo@intel.com>
11381 H.J. Lu <hongjiu.lu@intel.com>
11383 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11385 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11386 (IX86_LEA_PRIORITY): Likewise.
11387 (distance_non_agu_define): New function.
11388 (distance_agu_use): Likewise.
11389 (ix86_lea_for_add_ok): Likewise.
11390 (ix86_dep_by_shift_count): Likewise.
11392 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11393 should split for LEA.
11395 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11397 (ix86_dep_by_shift_count): Likewise.
11399 2009-04-20 Richard Guenther <rguenther@suse.de>
11401 * expr.c (handled_component_p): Move ...
11402 * tree.h (handled_component_p): ... here.
11403 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11404 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11405 and REALPART_EXPR to be in one group.
11407 2009-04-20 Richard Guenther <rguenther@suse.de>
11409 * basic-block.h (get_all_dominated_blocks): Declare.
11410 * dominance.c (get_all_dominated_blocks): New function.
11411 * tree-cfg.c (get_all_dominated_blocks): Remove.
11412 (remove_edge_and_dominated_blocks): Adjust.
11413 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11414 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11415 instead of recursing.
11417 2009-04-20 Doug Kwan <dougkwan@google.com>
11419 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11420 (struct cgraph_node_set_def): New type.
11421 (cgraph_node_set) New type. Also declare vector functions.
11422 (struct cgraph_node_set_element_def): New type.
11423 (cgraph_node_set_element): Ditto.
11424 (cgraph_node_set_iterator): New iterator type.
11425 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11426 cgraph_node_set_remove, dump_cgraph_node_set,
11427 debug_cgraph_node_set): New prototypes.
11428 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11429 cgraph_node_set_size): New inlines.
11430 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11431 including cgraph.h.
11432 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11433 argument to function 'write_summary'.
11434 * ipa.c: Include ggc.h.
11435 (hash_cgraph_node_set_element,
11436 eq_cgraph_node_set_element, cgraph_node_set_new,
11437 cgraph_node_set_add, cgraph_node_set_remove,
11438 cgraph_node_set_find, dump_cgraph_node_set,
11439 debug_cgraph_node_set): New functions.
11440 * Makefile.in (ipa.o): Add dependency on GGC_H.
11442 2009-04-20 Ira Rosen <irar@il.ibm.com>
11444 PR tree-optimization/39675
11445 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11446 check of the return code of vect_schedule_slp. Check that
11447 stmt_vec_info still exists for the statement, before checking its
11448 vectorization type.
11450 2009-04-20 Michael Matz <matz@suse.de>
11452 * Makefile.in (generated_files): Take out $(simple_generated_c).
11454 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11456 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11457 (UINTPTR_TYPE): Likewise.
11459 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11462 * c-typeck.c (digest_init): Check for initializing an array with a
11465 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11468 * c-semantics.c (pop_stmt_list): Propagate
11469 STATEMENT_LIST_HAS_LABEL to parent statement list.
11471 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11473 * config/mips/mips.h (mips_tune_attr): New macro.
11474 * config/mips/mips.md (cpu): Use it.
11476 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11479 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11482 2009-04-19 Diego Novillo <dnovillo@google.com>
11484 * toplev.c (compile_file): Move call to coverage_finish ...
11485 * cgraphunit.c (ipa_passes): ... here.
11486 Call cgraph_process_new_functions.
11487 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11488 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11490 2009-04-19 Jan Hubicka <jh@suse.cz>
11492 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11494 (dump_cgraph_node): Dump can throw external flag.
11495 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11497 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11501 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11502 * common.opt (Wlogical-op): Move from here...
11503 * c.opt (Wlogical-op): ... to here.
11504 * c-typeck.c (parser_build_binary_op): Update call to
11505 warn_logical_operator.
11506 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11508 * c-common.c (warn_logical_op): Update.
11509 * c-common.h (warn_logical_op): Update declaration.
11511 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11513 * tree.c (protected_set_expr_location): Fix formatting.
11515 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11518 * c-typeck.c (readonly_warning): new.
11519 (build_unary_op, build_modify_expr): Use readonly_warning for
11520 storing into something readonly but not const-qualified.
11522 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11525 * c-typeck.c (build_unary_op): Check for taking address of
11526 expression of type void.
11528 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11531 * c-typeck.c (build_function_call): Check for calling a function
11532 with qualified void return types. Call require_complete_type when
11535 2009-04-18 Jan Hubicka <jh@suse.cz>
11537 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11539 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11540 can_throw_external flag.
11541 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11542 * ipa-pure-const.c (ignore_edge): New function.
11543 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11544 only over can_throw_external edges.
11545 (local_pure_const): Add nothrow flag.
11546 * ipa-utils.c (searchc): Add ignore_edge callback.
11547 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11548 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11549 (set_nothrow_function_flags): Update cgraph.
11550 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11552 2009-04-18 Richard Guenther <rguenther@suse.de>
11554 PR middle-end/39804
11555 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11556 (fold_stmt): ... this and ...
11557 (fold_stmt_inplace): ... this.
11558 (fold_stmt_1): Fold references in calls and asms.
11559 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11561 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11563 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11564 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11566 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11568 * tree.c (function_args_count): Remove.
11569 * tree.h: Remove the prototype for function_args_count.
11571 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11573 * tree-iterator.c (expr_only): Remove.
11574 * tree.h: Remove the prototype for expr_only.
11576 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11578 * reginfo.c (cannot_change_mode_set_regs): Remove.
11579 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11581 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11583 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11584 whether operands 0 and 1 overlaps.
11586 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11588 PR middle-end/36902
11589 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11590 pointer. Use warning_at instead of warning.
11591 (search_for_addr_array): Likewise.
11592 (check_array_bounds): Likewise.
11593 (check_all_array_refs): Check that the incoming edge is not in the
11594 list of edges to be removed.
11595 (check_all_array_refs): Avoid the temporal pointer.
11596 (vrp_visit_cond_stmt): Fix typo.
11597 (simplify_switch_using_ranges): Handle the case where the switch
11598 index is an integer constant.
11600 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11602 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11604 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11606 * doc/extend.texi, doc/invoke.texi: Fix typos.
11608 2009-04-17 Cary Coutant <ccoutant@google.com>
11610 * tree-flow-inline.h (get_lineno): Fix inverted test.
11612 2009-04-17 Diego Novillo <dnovillo@google.com>
11614 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11615 assertion for AVAIL_OUT.
11617 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11620 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11621 * config/sh/linux-atomic.asm: Likewise.
11623 2009-04-17 Diego Novillo <dnovillo@google.com>
11625 * except.c (debug_eh_tree): New.
11626 (struct eh_region, struct eh_status): Move ...
11627 * except.h: ... here.
11628 (add_type_for_runtime): Declare extern.
11629 (lookup_type_for_runtime): Likewise.
11630 (debug_eh_tree): Declare.
11631 * Makefile.in (GTFILES): List except.h before except.c
11633 2009-04-17 Diego Novillo <dnovillo@google.com>
11635 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11636 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11637 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11638 (find_vars_r): ... here.
11639 * tree-flow.h (find_referenced_vars_in): Declare.
11640 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11641 that AVAIL_OUT exists for BLOCK.
11642 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11643 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11644 (tree-parloops.o): Likewise.
11646 2009-04-17 Simon Baldwin <simonb@google.com>
11648 * toplev.c (default_tree_printer): Add handling for %E format.
11650 2009-04-17 Diego Novillo <dnovillo@google.com>
11652 * tree-pretty-print.c (dump_generic_node): Add break after
11653 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11654 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11655 FUNCTION_TYPE together. Call print_struct_decl when printing
11656 structures and TDF_SLIM is not given.
11657 (print_struct_decl): Fix logic for detecting recursion.
11659 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11662 * gcc.c (create_at_file): New.
11663 (compile_input_file_p): New.
11664 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11665 * main.c (main): Update call to toplev_main.
11666 * toplev.c (toplev_main): Change signature. Call expandargv.
11667 * toplev.h (toplev_main): Change signature.
11669 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11671 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11672 if the latter is not constant.
11674 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11676 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11678 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11680 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11681 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11683 2009-04-17 Richard Guenther <rguenther@suse.de>
11685 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11686 Handle component references view-converting an invariant address.
11688 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11690 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11691 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11692 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11693 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11694 Use @deftypevr rather than @deftypevar.
11696 2009-04-17 Richard Guenther <rguenther@suse.de>
11698 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11699 (get_prop_source_stmt): Likewise.
11700 (can_propagate_from): Likewise.
11702 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11704 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11705 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11706 (--with-multilib-list): Add default value.
11707 * configure: Regenerate.
11708 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11709 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11710 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11711 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11712 Don't add default cpu to multilib list unnecessarily, but do enable
11713 the relevant compiler option..
11714 Add support for --with-multilib-list=<blank> and
11715 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11716 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11717 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11718 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11719 TM_MULTILIB_CONFIG.
11720 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11721 (MULTILIB_OSDIRNAMES): New variable.
11722 * config/sh/t-1e: Delete file.
11723 * config/sh/t-mlib-sh1: Delete file.
11724 * config/sh/t-mlib-sh2: Delete file.
11725 * config/sh/t-mlib-sh2a: Delete file.
11726 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11727 * config/sh/t-mlib-sh2a-single: Delete file.
11728 * config/sh/t-mlib-sh2a-single-only: Delete file.
11729 * config/sh/t-mlib-sh2e: Delete file.
11730 * config/sh/t-mlib-sh3e: Delete file.
11731 * config/sh/t-mlib-sh4: Delete file.
11732 * config/sh/t-mlib-sh4-nofpu: Delete file.
11733 * config/sh/t-mlib-sh4-single: Delete file.
11734 * config/sh/t-mlib-sh4-single-only: Delete file.
11735 * config/sh/t-mlib-sh4a: Delete file.
11736 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11737 * config/sh/t-mlib-sh4a-single: Delete file.
11738 * config/sh/t-mlib-sh4a-single-only: Delete file.
11739 * config/sh/t-mlib-sh4al: Delete file.
11740 * config/sh/t-mlib-sh5-32media: Delete file.
11741 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11742 * config/sh/t-mlib-sh5-64media: Delete file.
11743 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11744 * config/sh/t-mlib-sh5-compact: Delete file.
11745 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11746 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11747 * doc/install.texi (Options specification): Add
11748 --with-multilib-list and --with-endian.
11750 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11752 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11754 (OBJS-common): Add plugin-version.o.
11755 (plugin-version.o): New.
11756 * gcc-plugin.h (plugin_gcc_version): New.
11757 (plugin_default_version_check): New.
11758 (plugin_init_func, plugin_init): Add version argument.
11759 * plugin-version.c: New.
11760 * plugin.c (str_plugin_gcc_version_name): New.
11761 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11762 pass it to the init function.
11763 (plugin_default_version_check): New.
11765 2009-04-17 Richard Guenther <rguenther@suse.de>
11767 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11768 for decl-vs-decl disambiguation.
11770 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11772 * config/s390/s390.h (s390_tune_attr): New macro definition.
11773 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11775 2009-04-17 Richard Guenther <rguenther@suse.de>
11777 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11778 (fold_stmt_r): Likewise.
11779 (maybe_fold_reference): New function.
11780 (fold_gimple_assign): Handle cases fold_stmt_r did.
11781 (fold_stmt): Do not use fold_stmt_r.
11782 (fold_stmt_inplace): Likewise.
11784 2009-04-17 Richard Guenther <rguenther@suse.de>
11786 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11787 (record_equivalences_from_stmt): Remove useless checks and
11789 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11790 the type is already suitable.
11792 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11794 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11796 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11798 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11799 (CMPtype): Define as __gcc_CMPtype.
11801 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11803 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11804 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11806 2009-04-17 Richard Guenther <rguenther@suse.de>
11808 PR tree-optimization/39746
11809 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11810 special-casing for builtins and static variable use/def.
11811 (call_may_clobber_ref_p_1): Likewise.
11813 2009-04-16 Ian Lance Taylor <iant@google.com>
11815 * df.h: Include "timevar.h".
11816 (struct df_problem): Change tv_id field to timevar_id_t.
11817 * tree-pass.h: Include "timevar.h".
11818 (struct opt_pass): Change tv_id field to timevar_id_t.
11819 * timevar.h (timevar_id_t): Define TV_NONE.
11820 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11821 TV_NONE rather than tv_id != 0.
11822 (execute_one_pass): Likewise.
11823 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11824 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11825 dependencies to $(TREE_PASS_H).
11826 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11828 (pass_branch_target_load_optimize2): Likewise.
11829 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11830 (pass_outof_cfg_layout_mode): Likewise.
11831 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11832 (pass_rebuild_cgraph_edges): Likewise.
11833 (pass_remove_cgraph_callee_edges): Likewise.
11834 * df-core.c (pass_df_initialize_opt): Likewise.
11835 (pass_df_initialize_no_opt): Likewise.
11836 (pass_df_finish): Likewise.
11837 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11838 * except.c (pass_set_nothrow_function_flags): Likewise.
11839 (pass_convert_to_eh_region_ranges): Likewise.
11840 * final.c (pass_compute_alignments): Likewise.
11841 * function.c (pass_instantiate_virtual_regs): Likewise.
11842 (pass_init_function): Likewise.
11843 (pass_leaf_regs): Likewise.
11844 (pass_match_asm_constraints): Likewise.
11845 * gimple-low.c (pass_lower_cf): Likewise.
11846 (pass_mark_used_blocks): Likewise.
11847 * init-regs.c (pass_initialize_regs): Likewise.
11848 * integrate.c (pass_initial_value_sets): Likewise.
11849 * ira.c (pass_ira): Likewise.
11850 * jump.c (pass_cleanup_barriers): Likewise.
11851 * omp-low.c (pass_expand_omp): Likewise.
11852 (pass_lower_omp): Likewise.
11853 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11854 * recog.c (pass_split_all_insns): Likewise.
11855 (pass_split_after_reload): Likewise.
11856 (pass_split_before_regstack): Likewise.
11857 (pass_split_before_sched2): Likewise.
11858 (pass_split_for_shorten_branches): Likewise.
11859 * reginfo.c (pass_reginfo_init): Likewise.
11860 (pass_subregs_of_mode_init): Likewise.
11861 (pass_subregs_of_mode_finish): Likewise.
11862 * passes.c (pass_postreload): Likewise.
11863 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11864 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11865 (pass_warn_function_return): Likewise.
11866 (pass_warn_function_noreturn): Likewise.
11867 * tree-complex.c (pass_lower_complex): Likewise.
11868 (pass_lower_complex_O0): Likewise.
11869 * tree-if-conv.c (pass_if_conversion): Likewise.
11870 * tree-into-ssa.c (pass_build_ssa): Likewise.
11871 * tree-mudflap.c (pass_mudflap_1): Likewise.
11872 (pass_mudflap_2): Likewise.
11873 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11874 (pass_mudflap_2): Likewise.
11875 * tree-nrv.c (pass_return_slot): Likewise.
11876 * tree-object-size.c (pass_object_sizes): Likewise.
11877 * tree-optimize.c (pass_all_optimizations): Likewise.
11878 (pass_early_local_passes): Likewise.
11879 (pass_all_early_optimizations): Likewise.
11880 (pass_cleanup_cfg): Likewise.
11881 (pass_cleanup_cfg_post_optimizing): Likewise.
11882 (pass_free_datastructures): Likewise.
11883 (pass_free_cfg_annotations): Likewise.
11884 (pass_fixup_cfg): Likewise.
11885 (pass_init_datastructures): Likewise.
11886 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11887 (pass_late_warn_uninitialized): Likewise.
11888 (pass_update_address_taken): Likewise.
11889 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11890 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11891 (pass_cse_sincos): Likewise.
11892 (pass_convert_to_rsqrt): Likewise.
11893 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11894 * tree-stdarg.c (pass_stdarg): Likewise.
11895 * tree-tailcall.c (pass_tail_recursion): Likewise.
11896 (pass_tail_calls): Likewise.
11897 * tree-vect-generic.c (pass_lower_vector): Likewise.
11898 (pass_lower_vector_ssa): Likewise.
11899 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11901 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11903 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11905 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11907 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11908 logical and signext.
11910 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11913 * config/sh/predicates.md (arith_operand): Check if the operand
11914 of TRUNCATE is a REG.
11916 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11918 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11919 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11921 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11923 * tree-iterator.c (tsi_split_statement_list_after,
11924 tsi_split_statement_list_before): Remove.
11925 * tree-iterator.h: Remove the prototypes for
11926 tsi_split_statement_list_after and tsi_split_statement_list_before.
11928 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11930 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11931 * tree-ssa-propagate.h: Remove the prototype for
11932 stmt_makes_single_load.
11934 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11936 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11937 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11939 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11941 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11943 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11945 * except.c (eh_region_outer_p): Remove.
11946 * except.h: Remove the prototype for eh_region_outer_p.
11948 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11950 * function.c (current_function_assembler_name): Remove.
11951 * function.h: Remove the prototype for
11952 current_function_assembler_name.
11954 2009-04-16 Ian Lance Taylor <iant@google.com>
11956 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11957 (add_reg_note): Call alloc_reg_note.
11958 * rtl.h (alloc_reg_note): Declare.
11959 * combine.c (try_combine): Use alloc_reg_note.
11960 (recog_for_combine, move_deaths): Likewise.
11961 (distribute_notes): Use alloc_reg_note and add_reg_note.
11962 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11963 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11964 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11966 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11968 PR rtl-optimization/39762
11969 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11970 ira_may_move_out_cost): Add comments about way of their usage.
11971 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11973 * ira-conflicts.c (process_regs_for_copy): Use function
11974 ira_get_register_move_cost instead of global
11975 ira_register_move_cost.
11977 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11978 color_pass, move_spill_restore, update_curr_costs): Ditto.
11980 * ira-lives.c (process_single_reg_class_operands): Ditto.
11982 * ira-emit.c (emit_move_list): Ditto.
11984 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11985 (record_reg_classes): Ditto. Use functions
11986 ira_get_register_move_cost and ira_get_may_move_cost instead of
11987 global vars ira_register_move_cost, ira_may_move_out_cost and
11988 ira_may_move_in_cost.
11989 (record_address_regs): Don't call ira_init_register_move_cost.
11990 Use function ira_get_may_move_cost instead of global
11991 ira_may_move_in_cost.
11992 (process_bb_node_for_hard_reg_moves): Use function
11993 ira_get_register_move_cost instead of global ira_register_move_cost.
11994 (ira_costs): Don't call ira_init_register_move_cost.
11996 2009-04-16 Richard Guenther <rguenther@suse.de>
11998 * tree-cfg.c (verify_gimple_assign_binary):
11999 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12000 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12001 (create_general_new_stmt): Note that this function is broken.
12003 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12005 * common.opt (fhelp): Add Var(help_flag).
12006 * gcc-plugin.h (plugin_info): Add help.
12007 * plugin.c (plugin_name_args): Add help.
12008 (register_plugin_info): Set plugin->help.
12009 (print_help_one_plugin): New.
12010 (print_plugins_help): New.
12011 * plugin.h (print_plugins_help): New.
12012 * toplev.c (toplev_main): Call print_plugins_help if needed.
12014 2009-04-16 Richard Guenther <rguenther@suse.de>
12016 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12017 (gimple_ior_addresses_taken_1): New function.
12018 (gimple_ior_addresses_taken): Likewise.
12019 * gimple.h (struct gimple_statement_with_ops_base): Remove
12020 addresses_taken member.
12021 (gimple_ior_addresses_taken): Declare.
12022 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12023 gimple_set_addresses_taken): Remove.
12024 * ipa-reference.c (mark_address): New function.
12025 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12026 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12027 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12028 (gimple_add_to_addresses_taken): Remove.
12029 (get_tmr_operands): Call mark_address_taken.
12030 (get_asm_expr_operands): Likewise.
12031 (get_expr_operands): Likewise.
12032 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12033 (free_stmt_operands): Do not free it.
12034 * tree-ssa.c (delete_tree_ssa): Likewise.
12035 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12037 2009-04-16 Richard Guenther <rguenther@suse.de>
12039 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12040 (walk_stmt_load_store_ops): Likewise.
12041 * gimple.c (get_base_loadstore): New function.
12042 (walk_stmt_load_store_addr_ops): Likewise.
12043 (walk_stmt_load_store_ops): Likewise.
12044 * ipa-pure-const.c (check_op): Simplify.
12045 (check_load, check_store): New functions.
12046 (check_stmt): Use walk_stmt_load_store_ops.
12047 * ipa-reference.c (mark_load): Adjust signature.
12048 (mark_store): Likewise.
12049 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12051 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12053 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12054 (plugin_info): New.
12055 * opts.c (common_handle_option): Don't call print_version.
12056 * plugin.c (plugin_name_args): Add version.
12057 (register_plugin_info): New.
12058 (register_callback): Handle PLUGIN_INFO.
12059 (try_init_one_plugin): New.
12060 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12062 (finalize_one_plugin): New.
12063 (finalize_plugins): New.
12064 (print_one_plugin): New.
12065 (print_plugins_versions): New.
12066 * plugin.h (print_plugins_versions): New.
12067 (finalize_plugins): New.
12068 * toplev.c (compile_file): Don't call initialize_plugins.
12069 (print_version): Call print_plugins_versions.
12070 (toplev_main): Call initialize_plugins. Print version if needed.
12071 Call finalize_plugins.
12073 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12075 * common.opt (fversion): New.
12076 * gcc.c (print_version): New.
12077 (process_command): Don't print the version. Just set print_version.
12078 (main): Print version. Call subprocesses if print_version and
12079 verbose_flag are set.
12080 * opts.c (common_handle_option): Handle OPT_fversion.
12082 2009-04-16 Richard Guenther <rguenther@suse.de>
12083 Ira Rosen <irar@il.ibm.com>
12085 PR tree-optimization/39698
12086 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12087 type of the reduction variable. Only generate the def if
12090 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12091 make sure to first convert to an integer of the same precision.
12092 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12093 the type of the evolution correctly in computing the new
12094 induction variable base.
12096 2009-04-16 Richard Guenther <rguenther@suse.de>
12098 PR middle-end/39625
12099 * tree-cfg.c (make_blocks): Split statements with to-be
12100 abnormal SSA names on the lhs.
12102 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12104 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12105 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12106 * c-typeck.c (really_start_incremental_init): Likewise.
12107 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12108 (TARGET_INITIALIZER): Remove it.
12109 * target.h (struct target): Remove vector_opaque_p.
12110 * tree.c (build_opaque_vector_type): New.
12111 * tree.h (TYPE_VECTOR_OPAQUE): New.
12112 (build_opaque_vector_type): Declare.
12113 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12114 * config/rs6000/rs6000.c (build_opaque_vector_type,
12115 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12116 (rs6000_init_builtins): Use build_opaque_vector_type for
12117 opaque_V4SI_type_node.
12119 2009-04-15 Catherine Moore <clm@codesourcery.com>
12121 * debug.h (set_name): Declare.
12122 * dwarf2out.c (dwarf2out_set_name): Declare.
12123 (dwarf2_debug_hooks): Add set_name.
12124 (find_AT_string): New.
12125 (add_AT_string): Call find_AT_string.
12126 (dwarf2out_set_name): New.
12127 * cp/decl.c (grokdeclarator): Call set_name.
12128 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12129 * debug.c (do_nothing_debug_hooks): Likewise.
12130 * dbxout.c (dbx_debug_hooks): Likewise.
12131 * sdbout.c (sdb_debug_hooks): Likewise.
12133 2009-04-15 Michael Eager <eager@eagercon.com>
12135 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12136 reg for single-precision FPU.
12137 * config/rs6000/rs6000.md (movsi_internal1): Only for
12138 !TARGET_SINGLE_FPU.
12139 (movsi_internal1_single): New. Add pattern to move SI values to/from
12140 single-precision FP regs.
12142 2009-04-15 Richard Guenther <rguenther@suse.de>
12144 * omp-low.c (lower_rec_input_clauses): Build correct address
12146 (expand_omp_for_generic): Fix multiplication type.
12147 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12148 (generate_memset_zero): Fix types.
12149 * tree-profile.c (prepare_instrumented_value): Correctly
12152 2009-04-15 Ian Lance Taylor <iant@google.com>
12154 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12155 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12156 for -Wall and for -Wc++-compat.
12157 (c_common_post_options): For C++, set warn_enum_compare if not
12159 * c-tree.h (struct c_expr): Add field original_type.
12160 (build_external_ref): Update declaration.
12161 * c-parser.c (c_parser_braced_init): Set original_type.
12162 (c_parser_initelt): Likewise.
12163 (c_parser_expr_no_commas): Likewise.
12164 (c_parser_conditional_expression): Likewise.
12165 (c_parser_cast_expression): Likewise.
12166 (c_parser_unary_expression): Likewise. Pull setting of
12167 original_code to top of function.
12168 (c_parser_sizeof_expression): Set original_type.
12169 (c_parser_alignof_expression): Likewise.
12170 (c_parser_postfix_expression): Likewise. Pull setting of
12171 original_code to top of function.
12172 (c_parser_postfix_expression_after_paren_type): Set original_type.
12173 (c_parser_postfix_expression_after_primary): Likewise.
12174 (c_parser_expression): Likewise.
12175 * c-typeck.c (build_external_ref): Add type parameter. Change all
12177 (c_expr_sizeof_expr): Set original_type field.
12178 (parser_build_unary_op): Likewise.
12179 (parser_build_binary_op): Likewise. Optionally warn about
12180 comparisons of enums of different types.
12181 (digest_init): Set original_type field.
12182 (really_start_incremental_init): Likewise.
12183 (push_init_level, pop_init_level): Likewise.
12184 * doc/invoke.texi (Warning Options): -Wenum-compare now
12187 2009-04-15 Richard Guenther <rguenther@suse.de>
12189 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12190 out a necessary conversion.
12191 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12192 names we didn't value number.
12193 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12195 2009-04-15 Richard Guenther <rguenther@suse.de>
12197 PR tree-optimization/39764
12198 * tree-ssa-ccp.c (get_value): Canonicalize value with
12199 canonicalize_float_value.
12201 2009-04-15 Jan Hubicka <jh@suse.cz>
12203 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12204 Wrong version of patch.
12206 2009-04-15 Jan Hubicka <jh@suse.cz>
12208 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12210 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12212 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12213 our distinct integral and vector types.
12215 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12217 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12218 * init.c (build_vtbl_address): Remove call to assemble_external.
12220 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12222 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12223 output for other floating point modes.
12225 2009-04-14 Diego Novillo <dnovillo@google.com>
12227 * diagnostic.c (diagnostic_report_diagnostic): Do not
12228 warn about loaded plugins for DK_ERROR and DK_WARNING.
12229 * c-decl.c (declspecs_add_type): Move call to
12230 invoke_plugin_callbacks ...
12231 * c-parser.c (c_parser_declspecs): ... here.
12232 * plugin.c (dump_active_plugins): Tidy output.
12234 2009-04-14 Diego Novillo <dnovillo@google.com>
12235 Le-Chun Wu <lcwu@google.com>
12237 * configure.ac: Add --enable-plugin support.
12238 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12239 * Makefile.in (PLUGIN_H): Define.
12240 Export ENABLE_PLUGIN and GMPINC to site.exp.
12241 Add PLUGINLIBS to link command.
12242 Add/modify dependencies for plugin.o and files including plugin.h.
12244 * config.in: Regenerate.
12246 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12249 2009-04-14 Le-Chun Wu <lcwu@google.com>
12251 * tree-pass.h (register_one_dump_file): Add a prototype for
12252 register_one_dump_file.
12253 * toplev.c (compile_file): Call initialize_plugins.
12254 (do_compile): Call invoke_plugin_callbacks.
12255 (toplev_main): Call invoke_plugin_callbacks.
12256 * common.opt: Add -fplugin= and -fplugin-arg-.
12257 * gcc-plugin.h: New public header file for plugins to include.
12258 * plugin.c: New source file.
12259 * plugin.h: New internal header file.
12260 * passes.c (register_one_dump_file): Make it external.
12262 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12264 2009-04-14 Diego Novillo <dnovillo@google.com>
12266 * doc/plugins.texi: New.
12267 * doc/gccint.texi: Add reference to Plugins chapter.
12268 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12269 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12270 loaded plugins, if any.
12271 * timevar.def (TV_PLUGIN_INIT): Define.
12272 (TV_PLUGIN_RUN): Define.
12273 * plugin.c: Include timevar.h
12274 (plugins_active_p): New.
12275 (dump_active_plugins): New.
12276 (debug_active_plugins): New.
12278 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12280 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12282 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12284 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12286 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12287 the same as a minus without a shift.
12289 2009-04-14 Nick Clifton <nickc@redhat.com>
12291 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12292 comparisons with small integers will always produce a short
12295 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12298 2008-12-19 Diego Novillo <dnovillo@google.com>
12300 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12302 2009-04-14 Richard Guenther <rguenther@suse.de>
12304 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12306 (verify_gimple_assign_binary): Likewise. Handle shifts and
12308 (verify_gimple_phi): Print the mismatched argument position.
12309 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12311 (vect_update_init_of_dr): Likewise.
12312 * matrix-reorg.c (transform_access_sites): Do what the
12314 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12316 2009-04-13 Michael Eager <eager@eagercon.com>
12318 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12319 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12320 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12321 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12322 remove duplicate config
12324 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12326 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12327 file_name:line_number type locator of the call site.
12329 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12331 * genautomata.c: Put blank after comma.
12332 (automaton_decls): New.
12333 (struct unit_usage): Add comments to member next.
12334 (store_alt_unit_usage): Keep the list ordered.
12335 (unit_present_on_list_p, equal_alternatives_p): New.
12336 (check_regexp_units_distribution): Check units distribution
12337 correctness correctly.
12338 (main): Don't write automata if error is found. Return correct
12341 * config/m68k/cf.md (cfv4_ds): Remove.
12342 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12343 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12345 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12346 power4-load-ext, power4-store, power4-store-update,
12347 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12348 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12349 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12350 power4-sqrt, power4-isync): Modify reservation to make correct
12351 unit distribution to automata.
12353 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12354 power5-store-update, power5-two, power5-three, power5-lmul,
12355 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12357 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12359 * except.c (pass_set_nothrow_function_flags): Set name and add
12361 (set_nothrow_function_flags): Mention in the dump file when
12362 changing a function to nothrow.
12364 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12367 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12368 instead of unsigned long.
12370 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12372 * config/arm/arm.c (return_used_this_function): Remove.
12373 (arm_output_function_prologue): Remove use of
12374 return_used_this_function.
12375 (output_return_instruction): Replace use of
12376 return_used_this_function
12377 by cfun->machine->return_used_this_function.
12378 (arm_output_epilogue): Likewise.
12379 (arm_output_function_epilogue): Likewise.
12380 (thumb_unexpanded_epilogue): Likewise.
12381 * config/arm/arm.h (struct machine_function):
12382 New member return_used_this_function.
12384 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12386 * doc/install.texi: Correct description of default directory for
12387 --with-gxx-include-dir.
12389 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12391 * fold-const.c (build_range_check): Properly deal with enumeral and
12392 boolean base types.
12394 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12396 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12397 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12398 * params.h (MAX_GCSE_PASSES): Remove.
12399 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12400 in sequence. Remove ability to run multiple passes.
12401 (bypass_jumps): Report run as third CPROP pass.
12403 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12405 PR middle-end/39651
12406 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12407 when deciding whether the whole SEQUENCE can throw.
12409 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12412 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12413 offseted label references.
12415 2009-04-11 Jan Hubicka <jh@suse.cz>
12417 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12419 2009-04-11 Richard Guenther <rguenther@suse.de>
12421 PR middle-end/39732
12422 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12423 return variables as TREE_ADDRESSABLE.
12425 2009-04-11 Richard Guenther <rguenther@suse.de>
12427 PR tree-optimization/39713
12428 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12429 reference trees have SSA_NAME operands.
12431 2009-04-11 Richard Guenther <rguenther@suse.de>
12434 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12435 address expressions.
12437 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12439 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12440 match changes in Cygwin 1.7
12441 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12442 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12444 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12446 PR tree-optimization/39701
12447 * doc/invoke.texi (Optimization Options): Document change in
12448 meaning and initialization of -fdelete-null-pointer-checks.
12450 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12452 PR middle-end/39701
12453 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12455 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12458 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12460 2009-04-10 Chao-ying Fu <fu@mips.com>
12462 * doc/tm.texi (Instruction Output): Document
12463 TARGET_ASM_FINAL_POSTSCAN_INSN.
12464 * target.h (final_postscan_insn): New field in asm_out.
12465 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12466 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12467 * final.c (final_scan_insn): Call
12468 targetm.asm_out.final_postscan_insn after outputting
12469 an asm macro and a normal instruction.
12471 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12472 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12473 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12474 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12475 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12477 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12479 PR middle-end/39701
12480 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12481 variables as non-NULL even with -fdelete-null-pointer-checks.
12483 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12485 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12487 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12490 * config/i386/i386.c (classify_argument): Handle SCmode with
12491 (bit_offset % 64) != 0.
12493 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12495 * doc/invoke.texi (Optimize Options): Add cross-reference to
12496 -Q --help=optimizers examples.
12498 2009-04-10 Ben Elliston <bje@au.ibm.com>
12501 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12502 regalign for the reg == fpr and TDmode case.
12504 2009-04-09 David Ayers <ayers@fsfe.org>
12507 * objc/objc-act.c (warn_with_method): Remove helper function.
12508 (check_duplicates): Call warning and inform directly.
12509 (really_start_method): Likewise.
12511 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12513 * expmed.c (expand_divmod): Always use a comparison for a division
12514 by a large unsigned integer.
12516 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12517 for things others than variables or functions as nonzero.
12519 2009-04-09 Nick Clifton <nickc@redhat.com>
12521 * unwind-compat.c: Change copyright header to refer to version
12522 3 of the GNU General Public License with version 3.1 of the
12523 GCC Runtime Library Exception and to point readers at the
12524 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12525 * config/alpha/crtfastmath.c: Likewise.
12526 * config/alpha/linux-unwind.h: Likewise.
12527 * config/alpha/qrnnd.asm: Likewise.
12528 * config/alpha/vms-crt0-64.c: Likewise.
12529 * config/alpha/vms-crt0.c: Likewise.
12530 * config/alpha/vms-dwarf2.asm: Likewise.
12531 * config/alpha/vms-dwarf2eh.asm: Likewise.
12532 * config/alpha/vms-psxcrt0-64.c: Likewise.
12533 * config/alpha/vms-psxcrt0.c: Likewise.
12534 * config/alpha/vms_tramp.asm: Likewise.
12535 * config/arc/initfini.c: Likewise.
12536 * config/arc/lib1funcs.asm: Likewise.
12537 * config/arm/bpabi-v6m.S: Likewise.
12538 * config/arm/bpabi.S: Likewise.
12539 * config/arm/bpabi.c: Likewise.
12540 * config/arm/crti.asm: Likewise.
12541 * config/arm/crtn.asm: Likewise.
12542 * config/arm/ieee754-df.S: Likewise.
12543 * config/arm/ieee754-sf.S: Likewise.
12544 * config/arm/lib1funcs.asm: Likewise.
12545 * config/arm/libunwind.S: Likewise.
12546 * config/arm/linux-atomic.c: Likewise.
12547 * config/arm/mmintrin.h: Likewise.
12548 * config/arm/pr-support.c: Likewise.
12549 * config/arm/unaligned-funcs.c: Likewise.
12550 * config/arm/unwind-arm.c: Likewise.
12551 * config/arm/unwind-arm.h: Likewise.
12552 * config/avr/libgcc.S: Likewise.
12553 * config/bfin/crti.s: Likewise.
12554 * config/bfin/crtlibid.s: Likewise.
12555 * config/bfin/crtn.s: Likewise.
12556 * config/bfin/lib1funcs.asm: Likewise.
12557 * config/bfin/linux-unwind.h: Likewise.
12558 * config/cris/arit.c: Likewise.
12559 * config/cris/cris_abi_symbol.c: Likewise.
12560 * config/darwin-64.c: Likewise.
12561 * config/darwin-crt2.c: Likewise.
12562 * config/darwin-crt3.c: Likewise.
12563 * config/darwin.h: Likewise.
12564 * config/dbxelf.h: Likewise.
12565 * config/dfp-bit.c: Likewise.
12566 * config/dfp-bit.h: Likewise.
12567 * config/elfos.h: Likewise.
12568 * config/fixed-bit.c: Likewise.
12569 * config/fixed-bit.h: Likewise.
12570 * config/fp-bit.c: Likewise.
12571 * config/fp-bit.h: Likewise.
12572 * config/fr30/crti.asm: Likewise.
12573 * config/fr30/crtn.asm: Likewise.
12574 * config/fr30/lib1funcs.asm: Likewise.
12575 * config/freebsd-spec.h: Likewise.
12576 * config/frv/cmovd.c: Likewise.
12577 * config/frv/cmovh.c: Likewise.
12578 * config/frv/cmovw.c: Likewise.
12579 * config/frv/frvbegin.c: Likewise.
12580 * config/frv/frvend.c: Likewise.
12581 * config/frv/lib1funcs.asm: Likewise.
12582 * config/glibc-stdint.h: Likewise.
12583 * config/h8300/clzhi2.c: Likewise.
12584 * config/h8300/crti.asm: Likewise.
12585 * config/h8300/crtn.asm: Likewise.
12586 * config/h8300/ctzhi2.c: Likewise.
12587 * config/h8300/fixunssfsi.c: Likewise.
12588 * config/h8300/lib1funcs.asm: Likewise.
12589 * config/h8300/parityhi2.c: Likewise.
12590 * config/h8300/popcounthi2.c: Likewise.
12591 * config/i386/ammintrin.h: Likewise.
12592 * config/i386/att.h: Likewise.
12593 * config/i386/avxintrin.h: Likewise.
12594 * config/i386/biarch64.h: Likewise.
12595 * config/i386/bmmintrin.h: Likewise.
12596 * config/i386/cpuid.h: Likewise.
12597 * config/i386/cross-stdarg.h: Likewise.
12598 * config/i386/crtfastmath.c: Likewise.
12599 * config/i386/crtprec.c: Likewise.
12600 * config/i386/cygming-crtbegin.c: Likewise.
12601 * config/i386/cygming-crtend.c: Likewise.
12602 * config/i386/cygwin.asm: Likewise.
12603 * config/i386/emmintrin.h: Likewise.
12604 * config/i386/gmm_malloc.h: Likewise.
12605 * config/i386/gthr-win32.c: Likewise.
12606 * config/i386/i386.h: Likewise.
12607 * config/i386/immintrin.h: Likewise.
12608 * config/i386/linux-unwind.h: Likewise.
12609 * config/i386/linux64.h: Likewise.
12610 * config/i386/mm3dnow.h: Likewise.
12611 * config/i386/mmintrin-common.h: Likewise.
12612 * config/i386/mmintrin.h: Likewise.
12613 * config/i386/nmmintrin.h: Likewise.
12614 * config/i386/pmm_malloc.h: Likewise.
12615 * config/i386/pmmintrin.h: Likewise.
12616 * config/i386/smmintrin.h: Likewise.
12617 * config/i386/sol2-c1.asm: Likewise.
12618 * config/i386/sol2-ci.asm: Likewise.
12619 * config/i386/sol2-cn.asm: Likewise.
12620 * config/i386/sol2-gc1.asm: Likewise.
12621 * config/i386/tmmintrin.h: Likewise.
12622 * config/i386/unix.h: Likewise.
12623 * config/i386/w32-unwind.h: Likewise.
12624 * config/i386/wmmintrin.h: Likewise.
12625 * config/i386/x86-64.h: Likewise.
12626 * config/i386/x86intrin.h: Likewise.
12627 * config/i386/xmmintrin.h: Likewise.
12628 * config/ia64/crtbegin.asm: Likewise.
12629 * config/ia64/crtend.asm: Likewise.
12630 * config/ia64/crtfastmath.c: Likewise.
12631 * config/ia64/crti.asm: Likewise.
12632 * config/ia64/crtn.asm: Likewise.
12633 * config/ia64/fde-glibc.c: Likewise.
12634 * config/ia64/lib1funcs.asm: Likewise.
12635 * config/ia64/linux-unwind.h: Likewise.
12636 * config/ia64/quadlib.c: Likewise.
12637 * config/ia64/unwind-ia64.c: Likewise.
12638 * config/linux.h: Likewise.
12639 * config/m32c/m32c-lib1.S: Likewise.
12640 * config/m32c/m32c-lib2-trapv.c: Likewise.
12641 * config/m32c/m32c-lib2.c: Likewise.
12642 * config/m32r/initfini.c: Likewise.
12643 * config/m68hc11/larith.asm: Likewise.
12644 * config/m68hc11/m68hc11-crt0.S: Likewise.
12645 * config/m68k/cf.md: Likewise.
12646 * config/m68k/crti.s: Likewise.
12647 * config/m68k/crtn.s: Likewise.
12648 * config/m68k/lb1sf68.asm: Likewise.
12649 * config/m68k/linux-unwind.h: Likewise.
12650 * config/mcore/crti.asm: Likewise.
12651 * config/mcore/crtn.asm: Likewise.
12652 * config/mcore/lib1.asm: Likewise.
12653 * config/mips/linux-unwind.h: Likewise.
12654 * config/mips/loongson.h: Likewise.
12655 * config/mips/mips16.S: Likewise.
12656 * config/mmix/crti.asm: Likewise.
12657 * config/mmix/crtn.asm: Likewise.
12658 * config/pa/fptr.c: Likewise.
12659 * config/pa/hpux-unwind.h: Likewise.
12660 * config/pa/lib2funcs.asm: Likewise.
12661 * config/pa/linux-atomic.c: Likewise.
12662 * config/pa/linux-unwind.h: Likewise.
12663 * config/pa/milli64.S: Likewise.
12664 * config/pa/quadlib.c: Likewise.
12665 * config/pa/stublib.c: Likewise.
12666 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12667 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12668 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12669 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12670 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12671 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12672 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12673 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12674 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12675 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12676 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12677 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12678 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12679 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12680 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12681 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12682 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12683 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12684 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12685 * config/rs6000/750cl.h: Likewise.
12686 * config/rs6000/altivec.h: Likewise.
12687 * config/rs6000/biarch64.h: Likewise.
12688 * config/rs6000/crtresfpr.asm: Likewise.
12689 * config/rs6000/crtresgpr.asm: Likewise.
12690 * config/rs6000/crtresxfpr.asm: Likewise.
12691 * config/rs6000/crtresxgpr.asm: Likewise.
12692 * config/rs6000/crtsavfpr.asm: Likewise.
12693 * config/rs6000/crtsavgpr.asm: Likewise.
12694 * config/rs6000/darwin-asm.h: Likewise.
12695 * config/rs6000/darwin-fallback.c: Likewise.
12696 * config/rs6000/darwin-fpsave.asm: Likewise.
12697 * config/rs6000/darwin-ldouble.c: Likewise.
12698 * config/rs6000/darwin-tramp.asm: Likewise.
12699 * config/rs6000/darwin-unwind.h: Likewise.
12700 * config/rs6000/darwin-vecsave.asm: Likewise.
12701 * config/rs6000/darwin-world.asm: Likewise.
12702 * config/rs6000/e500crtres32gpr.asm: Likewise.
12703 * config/rs6000/e500crtres64gpr.asm: Likewise.
12704 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12705 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12706 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12707 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12708 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12709 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12710 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12711 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12712 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12713 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12714 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12715 * config/rs6000/eabi-ci.asm: Likewise.
12716 * config/rs6000/eabi-cn.asm: Likewise.
12717 * config/rs6000/eabi.asm: Likewise.
12718 * config/rs6000/linux-unwind.h: Likewise.
12719 * config/rs6000/linux64.h: Likewise.
12720 * config/rs6000/paired.h: Likewise.
12721 * config/rs6000/paired.md: Likewise.
12722 * config/rs6000/ppc64-fp.c: Likewise.
12723 * config/rs6000/ppu_intrinsics.h: Likewise.
12724 * config/rs6000/rs6000.h: Likewise.
12725 * config/rs6000/si2vmx.h: Likewise.
12726 * config/rs6000/sol-ci.asm: Likewise.
12727 * config/rs6000/sol-cn.asm: Likewise.
12728 * config/rs6000/spe.h: Likewise.
12729 * config/rs6000/spu2vmx.h: Likewise.
12730 * config/rs6000/sysv4.h: Likewise.
12731 * config/rs6000/tramp.asm: Likewise.
12732 * config/rs6000/vec_types.h: Likewise.
12733 * config/s390/linux-unwind.h: Likewise.
12734 * config/s390/tpf-unwind.h: Likewise.
12735 * config/score/crti.asm: Likewise.
12736 * config/score/crtn.asm: Likewise.
12737 * config/sh/crt1.asm: Likewise.
12738 * config/sh/crti.asm: Likewise.
12739 * config/sh/crtn.asm: Likewise.
12740 * config/sh/divtab-sh4-300.c: Likewise.
12741 * config/sh/divtab-sh4.c: Likewise.
12742 * config/sh/divtab.c: Likewise.
12743 * config/sh/lib1funcs-4-300.asm: Likewise.
12744 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12745 * config/sh/lib1funcs.asm: Likewise.
12746 * config/sh/lib1funcs.h: Likewise.
12747 * config/sh/linux-atomic.asm: Likewise.
12748 * config/sh/linux-unwind.h: Likewise.
12749 * config/sh/shmedia.h: Likewise.
12750 * config/sh/sshmedia.h: Likewise.
12751 * config/sh/ushmedia.h: Likewise.
12752 * config/sparc/crtfastmath.c: Likewise.
12753 * config/sparc/linux-unwind.h: Likewise.
12754 * config/sparc/sol2-c1.asm: Likewise.
12755 * config/sparc/sol2-ci.asm: Likewise.
12756 * config/sparc/sol2-cn.asm: Likewise.
12757 * config/spu/divmodti4.c: Likewise.
12758 * config/spu/divv2df3.c: Likewise.
12759 * config/spu/float_disf.c: Likewise.
12760 * config/spu/float_unsdidf.c: Likewise.
12761 * config/spu/float_unsdisf.c: Likewise.
12762 * config/spu/float_unssidf.c: Likewise.
12763 * config/spu/mfc_multi_tag_release.c: Likewise.
12764 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12765 * config/spu/mfc_tag_release.c: Likewise.
12766 * config/spu/mfc_tag_reserve.c: Likewise.
12767 * config/spu/mfc_tag_table.c: Likewise.
12768 * config/spu/multi3.c: Likewise.
12769 * config/spu/spu_internals.h: Likewise.
12770 * config/spu/spu_intrinsics.h: Likewise.
12771 * config/spu/spu_mfcio.h: Likewise.
12772 * config/spu/vec_types.h: Likewise.
12773 * config/spu/vmx2spu.h: Likewise.
12774 * config/stormy16/stormy16-lib2.c: Likewise.
12775 * config/svr4.h: Likewise.
12776 * config/sync.c: Likewise.
12777 * config/v850/lib1funcs.asm: Likewise.
12778 * config/vxlib-tls.c: Likewise.
12779 * config/vxlib.c: Likewise.
12780 * config/vxworks-dummy.h: Likewise.
12781 * config/xtensa/crti.asm: Likewise.
12782 * config/xtensa/crtn.asm: Likewise.
12783 * config/xtensa/ieee754-df.S: Likewise.
12784 * config/xtensa/ieee754-sf.S: Likewise.
12785 * config/xtensa/lib1funcs.asm: Likewise.
12786 * config/xtensa/lib2funcs.S: Likewise.
12787 * config/xtensa/linux-unwind.h: Likewise.
12788 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12789 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12790 * coretypes.h: Likewise.
12791 * crtstuff.c: Likewise.
12792 * defaults.h: Likewise.
12793 * dwarf2.h: Likewise.
12794 * emutls.c: Likewise.
12795 * gbl-ctors.h: Likewise.
12796 * gcov-io.h: Likewise.
12797 * ginclude/float.h: Likewise.
12798 * ginclude/iso646.h: Likewise.
12799 * ginclude/stdarg.h: Likewise.
12800 * ginclude/stdbool.h: Likewise.
12801 * ginclude/stddef.h: Likewise.
12802 * ginclude/stdfix.h: Likewise.
12803 * ginclude/stdint-gcc.h: Likewise.
12804 * ginclude/tgmath.h: Likewise.
12805 * gthr-aix.h: Likewise.
12806 * gthr-dce.h: Likewise.
12807 * gthr-gnat.c: Likewise.
12808 * gthr-gnat.h: Likewise.
12809 * gthr-lynx.h: Likewise.
12810 * gthr-mipssde.h: Likewise.
12811 * gthr-nks.h: Likewise.
12812 * gthr-posix.c: Likewise.
12813 * gthr-posix.h: Likewise.
12814 * gthr-posix95.h: Likewise.
12815 * gthr-rtems.h: Likewise.
12816 * gthr-single.h: Likewise.
12817 * gthr-solaris.h: Likewise.
12818 * gthr-tpf.h: Likewise.
12819 * gthr-vxworks.h: Likewise.
12820 * gthr-win32.h: Likewise.
12821 * gthr.h: Likewise.
12822 * libgcc2.c: Likewise.
12823 * libgcc2.h: Likewise.
12824 * libgcov.c: Likewise.
12825 * tsystem.h: Likewise.
12826 * typeclass.h: Likewise.
12827 * unwind-c.c: Likewise.
12828 * unwind-compat.h: Likewise.
12829 * unwind-dw2-fde-compat.c: Likewise.
12830 * unwind-dw2-fde-darwin.c: Likewise.
12831 * unwind-dw2-fde-glibc.c: Likewise.
12832 * unwind-dw2-fde.c: Likewise.
12833 * unwind-dw2-fde.h: Likewise.
12834 * unwind-dw2.c: Likewise.
12835 * unwind-dw2.h: Likewise.
12836 * unwind-generic.h: Likewise.
12837 * unwind-pe.h: Likewise.
12838 * unwind-sjlj.c: Likewise.
12839 * unwind.inc: Likewise.
12840 * config/arm/neon-gen.ml: Change generated copyright header to
12841 refer to version 3 of the GNU General Public License with
12842 version 3.1 of the GCC Runtime Library Exception and to point
12843 readers at the COPYING3 and COPYING3.RUNTIME files and the
12844 FSF's license web page.
12845 * config/arm/arm_neon.h: Regenerate.
12847 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12849 * config/cris/cris.md: Change copyright header to refer to version
12850 3 of the GNU General Public License.
12851 * doc/install.texi2html: Change copyright header to refer to version
12852 3 of the GNU General Public License and to point readers at the
12853 COPYING3 file and the FSF's license web page.
12854 * config/vax/linux.h: Likewise.
12856 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12858 * config/i386/i386.md (cmpcc): New.
12859 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12860 (sync_compare_and_swap_cc*): Delete.
12862 * config/s390/s390.c (s390_compare_emitted): Remove.
12863 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12864 s390_compare_emitted used to be handled. Assert that modes match.
12865 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12866 refer to sync_compare_and_swap_ccsi.
12867 * config/s390/s390.h (s390_compare_emitted): Remove.
12868 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12869 instead of s390_compare_emitted.
12870 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12871 instead of s390_compare_emitted.
12872 * config/s390/s390.md (cmpcc): New.
12873 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12874 CC_REGNUM, do not pretend it's set.
12875 (sync_compare_and_swap_cc*): Delete.
12876 * config/s390/predicates.md (cc_reg_operand): New.
12878 * expr.c (sync_compare_and_swap_cc): Delete.
12879 * optabs.h (sync_compare_and_swap_cc): Delete.
12880 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12881 is being used with can_compare_p.
12882 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12883 (find_cc_set): New.
12884 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12885 look for a MODE_CC set instead. Use emit_store_flag.
12886 (expand_compare_and_swap_loop): Likewise, with some additional
12887 complication to avoid a force_reg when useless. Use
12888 emit_cmp_and_jump_insns.
12889 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12890 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12891 sync_compare_and_swap documentation.
12893 2009-04-09 Jan Hubicka <jh@suse.cz>
12895 * except.c (find_prev_try): Break out from ....
12896 (duplicate_eh_regions): ... here; properly update prev_try pointers
12897 when duplication part of tree.
12898 (dump_eh_tree): Improve dumping.
12899 (verify_eh_region): New.
12900 (verify_eh_tree): Use it.
12902 2009-04-06 Richard Guenther <rguenther@suse.de>
12904 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12905 &ARRAY addresses by adjusting their types and prepending
12907 * tree-cfg.c (verify_gimple_assign_single): Verify that
12908 addresses are correct.
12910 2009-04-09 Richard Guenther <rguenther@suse.de>
12912 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12913 indices into an array reference if possible.
12914 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12915 Fold POINTER_PLUS_EXPR statements with invariant address.
12917 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12920 * config.gcc (powerpc64-*-linux*): Always build biarch.
12922 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12925 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12926 it and pedwarn if this results in an INTEGER_CST.
12928 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12930 * doc/install.texi: Update minimum GMP version. Remove obsolete
12931 text in MPFR section.
12933 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12935 * dwarf2out.c (class_scope_p): New static inline.
12936 (class_or_namespace_scope_p): Use it.
12937 (gen_variable_die): Use DW_TAG_member tag for static data member
12938 declarations instead of DW_TAG_variable.
12940 PR middle-end/39573
12941 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12944 2009-04-08 Richard Guenther <rguenther@suse.de>
12946 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12947 valueize random data.
12949 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12951 * config.gcc (aix tm_file): Add aix-stdint.h.
12952 (aix tm clause use_gcc_stdint): Set to wrap.
12953 * config/rs6000/aix-stdint.h: New file.
12955 2009-04-08 Richard Guenther <rguenther@suse.de>
12957 PR middle-end/36291
12958 * tree-dfa.c (add_referenced_var): Do not recurse into
12959 global initializers.
12960 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12962 (fold_const_aggregate_ref): Likewise.
12964 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12966 * recog.c (ordered_comparison_operator): New.
12967 * gensupport.c (std_preds): Add it.
12968 * doc/md.texi (Machine-Independent Predicates): Document it.
12970 2009-04-08 Jan Hubicka <jh@suse.cz>
12972 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12973 * function.h (rtl_eh): Remove exception_handler_label_map.
12974 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12975 remove_exception_handler_label, for_each_eh_label_1): Remove.
12976 (rtl_remove_unreachable_regions): Remove.
12977 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12978 (find_exception_handler_labels): Don't build the hashtable.
12979 (maybe_remove_eh_handler): Remove.
12980 (for_each_eh_label): Rewrite to walk the tree.
12981 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12982 * except.h (maybe_remove_eh_handler): Remove.
12983 * passes.c (init_optimization_passes): Schedule second EH cleanup
12985 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12986 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12988 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12990 * genoutput.c (validate_optab_operands): New.
12991 (gen_insn, gen_expand): Call it.
12993 * genflags.c (gen_insn): Detect misused iterators.
12994 (main): Pass line_no to gen_insn, exit with status 1 on error.
12996 * genextract.c (line_no): Make global.
12997 (VEC_safe_set_locstr): Change assertion to error message.
12998 (main): Exit with status 1 on error.
13000 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13004 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13005 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13006 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13007 * c-convert.c (convert): Do not call fold on results of conversion
13008 functions when the result is a C_MAYBE_CONST_EXPR.
13009 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13010 of __builtin_choose_expr.
13011 * c-typeck.c (remove_c_maybe_const_expr): New.
13012 (build_unary_op, build_conditional_expr, build_compound_expr,
13013 build_binary_op, c_objc_common_truthvalue_conversion): Call
13014 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13017 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13019 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13020 CODE to produce a new one. Add a prototype to use fold_convert_const
13022 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13025 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13026 mix declarations and code.
13028 2009-04-08 Ben Elliston <bje@au.ibm.com>
13030 * gcc.c: Replace `CC' with `GCC' throughout.
13032 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13034 * doc/invoke.texi: Document Atom support.
13036 2009-04-07 Jason Merrill <jason@redhat.com>
13039 * c-common.h, c-common.c: Add flag_pretty_templates.
13040 * c-opts.c (c_common_handle_option): Set it.
13041 * c.opt: Add -fno-pretty-templates.
13042 * doc/invoke.texi (C++ Dialect Options): Likewise.
13044 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13046 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13047 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13048 (ia64_expand_builtin): Likewise.
13050 2009-04-07 Martin Jambor <mjambor@suse.cz>
13052 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13053 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13054 ADDR_EXPRS are include too.
13056 2009-04-07 Richard Guenther <rguenther@suse.de>
13058 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13059 decls are only used if passes as parameters or if they are
13060 local statics and the call is not to a builtin.
13061 (call_may_clobber_ref_p_1): Likewise.
13063 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13065 * expr.c (do_store_flag): Remove last argument. Simplify code
13066 to avoid duplication of tests already done by can_compare_p.
13067 (expand_expr_real_1): Adjust caller.
13069 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13071 * optabs.c (can_compare_p): Test the predicate of a
13072 cbranch and cstore pattern.
13074 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13076 * expr.c (convert_move): Use emit_store_flag instead of
13079 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13081 * config/i386/i386.c (ix86_compare_emitted): Remove.
13082 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13083 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13084 * config/i386/i386.h (ix86_compare_emitted): Remove.
13085 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13086 instead of ix86_compare_emitted.
13087 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13089 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13091 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13092 Add t-sysroot-suffix to tmake_file.
13093 * config/print-sysroot-suffix.sh: New file.
13094 * config/t-sysroot-suffix: New file.
13096 2009-04-07 Ben Elliston <bje@au.ibm.com>
13098 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13099 as the latter produces a warning when the target does not support
13102 2009-04-07 Ben Elliston <bje@au.ibm.com>
13104 * dfp.c: Replace type punning assignments with memcpy throughout.
13105 * Makefile.in (dfp.o-warn): Remove.
13107 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13110 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13111 Include soft-fp/t-softfp after rs6000/t-linux64.
13113 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13115 * stor-layout.c (set_sizetype): Use the full precision of their
13116 machine mode for bitsize types.
13118 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13120 * config/i386/i386.md: Revert 2 accidental checkins.
13122 2009-04-06 Joey Ye <joey.ye@intel.com>
13123 Xuepeng Guo <xuepeng.guo@intel.com>
13124 H.J. Lu <hongjiu.lu@intel.com>
13126 Atom pipeline model, tuning and insn selection.
13127 * config.gcc (atom): Add atom config options and target.
13129 * config/i386/atom.md: New.
13131 * config/i386/i386.c (atom_cost): New cost.
13132 (m_ATOM): New macro flag.
13133 (initial_ix86_tune_features): Set m_ATOM.
13134 (x86_accumulate_outgoing_args): Likewise.
13135 (x86_arch_always_fancy_math_387): Likewise.
13136 (processor_target): Add Atom cost.
13137 (cpu_names): Add Atom cpu name.
13138 (override_options): Set Atom ISA.
13139 (ix86_issue_rate): New case PROCESSOR_ATOM.
13140 (ix86_adjust_cost): Likewise.
13142 * config/i386/i386.h (TARGET_ATOM): New target macro.
13143 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13144 (TARGET_OPT_AGU): New target option.
13145 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13146 (processor_type): Add PROCESSOR_ATOM.
13148 * config/i386/i386.md (cpu): Add new value "atom".
13149 (use_carry, movu): New attr.
13150 (atom.md): Include atom.md.
13151 (adddi3_carry_rex64): Set attr "use_carry".
13152 (addqi3_carry): Likewise.
13153 (addhi3_carry): Likewise.
13154 (addsi3_carry): Likewise.
13155 (*addsi3_carry_zext): Likewise.
13156 (subdi3_carry_rex64): Likewise.
13157 (subqi3_carry): Likewise.
13158 (subhi3_carry): Likewise.
13159 (subsi3_carry): Likewise.
13160 (x86_movdicc_0_m1_rex64): Likewise.
13161 (*x86_movdicc_0_m1_se): Likewise.
13162 (x86_movsicc_0_m1): Likewise.
13163 (*x86_movsicc_0_m1_se): Likewise.
13164 (*adddi_1_rex64): Emit add insn as much as possible.
13165 (*addsi_1): Likewise.
13166 (return_internal): Set atom_unit.
13167 (return_internal_long): Likewise.
13168 (return_pop_internal): Likewise.
13169 (*rcpsf2_sse): Set atom_sse_attr attr.
13170 (*qrt<mode>2_sse): Likewise.
13171 (*prefetch_sse): Likewise.
13173 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13175 (ix86_target_macros_internal): Likewise.
13177 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13178 (*prefetch_sse_rex): Likewise.
13179 (sse_rcpv4sf2): Likewise.
13180 (sse_vmrcpv4sf2): Likewise.
13181 (sse_sqrtv4sf2): Likewise.
13182 (<sse>_vmsqrt<mode>2): Likewise.
13183 (sse_ldmxcsr): Likewise.
13184 (sse_stmxcsr): Likewise.
13185 (*sse_sfence): Likewise.
13186 (sse2_clflush): Likewise.
13187 (*sse2_mfence): Likewise.
13188 (*sse2_lfence): Likewise.
13189 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13190 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13191 (avx_movdqu<avxmodesuffix>): Likewise.
13192 (avx_lddqu<avxmodesuffix>): Likewise.
13193 (sse2_movntv2di): Change attr "type" to "ssemov".
13194 (sse2_movntsi): Likewise.
13195 (rsqrtv8sf2): Change attr "type" to "sseadd".
13196 (sse3_addsubv2df3): Set attr "atom_unit".
13197 (sse3_h<plusminus_insn>v4sf3): Likewise.
13198 (*sse2_pmaddwd): Likewise.
13199 (*vec_extractv2di_1_rex64): Likewise.
13200 (*vec_extractv2di_1_avx): Likewise.
13201 (sse2_psadbw): Likewise.
13202 (ssse3_phaddwv8hi3): Likewise.
13203 (ssse3_phaddwv4hi3): Likewise.
13204 (ssse3_phadddv4si3): Likewise.
13205 (ssse3_phadddv2si3): Likewise.
13206 (ssse3_phaddswv8hi3): Likewise.
13207 (ssse3_phaddswv4hi3): Likewise.
13208 (ssse3_phsubwv8hi3): Likewise.
13209 (ssse3_phsubwv4hi3): Likewise.
13210 (ssse3_phsubdv4si3): Likewise.
13211 (ssse3_phsubdv2si3): Likewise.
13212 (ssse3_phsubswv8hi3): Likewise.
13213 (ssse3_phsubswv4hi3): Likewise.
13214 (ssse3_pmaddubsw128): Likewise.
13215 (sse3_pmaddubsw: Likewise.
13216 (ssse3_palignrti): Likewise.
13217 (ssse3_palignrdi): Likewise.
13219 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13221 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13223 2009-04-06 Richard Guenther <rguenther@suse.de>
13225 PR tree-optimization/28868
13226 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13227 of which PHI results we inserted.
13228 (insert_into_preds_of_block): Record inserted PHIs.
13229 (eliminate): Eliminate redundant PHI nodes.
13230 (init_pre): Init inserted_phi_names.
13232 2009-04-06 Richard Guenther <rguenther@suse.de>
13234 PR tree-optimization/39643
13235 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13236 IMAGPART_EXPRs of complex constants.
13237 (execute_fold_all_builtins): If we folded a call queue
13238 TODO_update_address_taken.
13240 2009-04-06 Jan Hubicka <jh@suse.cz>
13242 PR middle-end/39659
13243 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13246 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13248 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13250 (ic_invalidate_array): Likewise.
13252 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13254 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13255 alignment for library calls.
13257 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13259 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13260 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13261 * config/i386/mingw-stdint.h: New file.
13263 2009-04-05 Richard Guenther <rguenther@suse.de>
13265 PR tree-optimization/39648
13266 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13267 our &A vs. &A[0] IL deficiencies.
13269 2009-04-04 Jan Hubicka <jh@suse.cz>
13271 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13272 removed toplevel regions.
13273 (sjlj_mark_call_sites): Likewise.
13275 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13277 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13278 (cygwin tm clause use_gcc_stdint): Set to wrap.
13279 * config/i386/cygwin-stdint.h: New file.
13281 2009-04-04 Richard Guenther <rguenther@suse.de>
13283 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13284 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13285 single-argument PHIs if we are in loop-closed SSA form.
13286 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13287 for the pre-condition.
13288 (slpeel_tree_peel_loop_to_edge): Likewise.
13289 (vect_build_loop_niters): Take an optional sequence to append stmts.
13290 (vect_generate_tmps_on_preheader): Likewise.
13291 (vect_do_peeling_for_loop_bound): Take extra guards for the
13293 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13294 the cost model check.
13295 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13296 guards if we are going to peel. Do not apply versioning in that case.
13297 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13298 (vect_do_peeling_for_loop_bound): Likewise.
13299 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13300 loop bound only record extra pre-conditions, do not apply loop
13303 2009-04-04 Richard Guenther <rguenther@suse.de>
13305 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13308 2009-04-04 Jan Hubicka <jh@suse.cz>
13310 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13311 last_basic_block for size of bb->index indexed array.
13312 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13313 compute_out, link_btr_uses, build_btr_def_use_webs,
13314 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13316 2009-04-04 Jan Hubicka <jh@suse.cz>
13318 * except.c (remove_eh_handler_and_replace): Break out from ...
13319 (remove_eh_handler): ... here.
13320 (bring_to_root): New function.
13321 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13322 handled ones, bring others to root of tree.
13324 2009-04-04 Jan Hubicka <jh@suse.cz>
13326 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13327 (all_phis_safe_to_merge): New function.
13328 (update_info): New structure.
13329 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13330 (cleanup_empty_eh): Update SSA if possible.
13332 2009-04-04 Richard Guenther <rguenther@suse.de>
13334 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13335 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13336 (append_vuse): Likewise.
13338 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13340 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13341 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13342 instead of REG_UNSAVED for DW_CFA_undefined.
13343 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13344 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13347 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13350 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13351 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13352 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13354 2009-04-04 Richard Guenther <rguenther@suse.de>
13356 PR tree-optimization/8781
13357 PR tree-optimization/37892
13358 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13359 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13360 (valueize_refs): Call it for *& valueizations.
13361 (shared_reference_ops_from_ref): Rename to ...
13362 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13363 (shared_reference_ops_from_call): Rename to ...
13364 (valueize_shared_reference_ops_from_call): ... this and valueize.
13365 (vn_reference_lookup): Update.
13366 (visit_reference_op_call): Likewise.
13367 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13368 (eliminate): Value-replace the call address in call statements.
13370 2009-04-04 Richard Guenther <rguenther@suse.de>
13372 PR tree-optimization/39636
13373 * tree-ssa-forwprop.c
13374 (forward_propagate_addr_into_variable_array_index): Check for
13375 GIMPLE_ASSIGN before accessing the rhs code.
13377 2009-04-03 Jason Merrill <jason@redhat.com>
13379 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13381 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13383 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13384 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13385 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13386 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13387 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13388 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13389 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13390 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13391 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13392 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13393 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13394 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13395 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13396 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13397 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13398 Use fr_reg_or_fp01_operand instead of fr_register_operand
13400 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13401 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13402 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13404 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13406 PR rtl-optimization/39607
13407 PR rtl-optimization/39631
13411 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13412 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13413 instead of DF_LR_OUT.
13414 * ira-lives.c (process_bb_node_lives): Ditto.
13415 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13416 instead of DF_LR_{OUT,IN}.
13417 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13418 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13420 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13422 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13423 (execute_lower_omp): Always run but take the short way out if -fopenmp
13425 (gate_lower_omp): Remove, forcing the pass manager to always run the
13426 pass and always set PROP_gimple_lomp.
13427 (pass_lower_omp): Remove gate function.
13428 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13429 PROP_trees. Instead, require it.
13430 * ipa-cp.c (pass_ipa_cp): Likewise.
13431 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13432 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13433 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13434 and PROP_gimple_leh.
13436 2009-04-03 Richard Guenther <rguenther@suse.de>
13438 PR middle-end/13146
13439 PR tree-optimization/23940
13440 PR tree-optimization/33237
13441 PR middle-end/33974
13442 PR middle-end/34093
13443 PR tree-optimization/36201
13444 PR tree-optimization/36230
13445 PR tree-optimization/38049
13446 PR tree-optimization/38207
13447 PR tree-optimization/38230
13448 PR tree-optimization/38301
13449 PR tree-optimization/38585
13450 PR middle-end/38895
13451 PR tree-optimization/38985
13452 PR tree-optimization/39299
13453 * tree-ssa-structalias.h: Remove.
13454 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13455 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13456 (struct vuse_element_d): Remove.
13457 (struct vuse_vec_d): Likewise.
13458 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13459 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13460 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13461 VUSE_ELEMENT_VAR): Likewise.
13462 (struct voptype_d): Likewise.
13463 (NUM_VOP_FREE_BUCKETS): Likewise.
13464 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13465 (struct stmt_operands_d): Remove.
13466 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13467 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13468 VDEF_NUM, VDEF_VECT): Likewise.
13469 (copy_virtual_operands): Remove.
13470 (operand_build_cmp): Likewise.
13471 (create_ssa_artificial_load_stmt): Likewise.
13472 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13473 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13474 vuse_index and mayuse_index members. Pack and move done and iter_type
13475 members to the front.
13476 (SSA_OP_VMAYUSE): Remove.
13477 (SSA_OP_VIRTUAL_USES): Adjust.
13478 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13479 (unlink_stmt_vdef): Declare.
13480 (add_to_addressable_set): Remove.
13481 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13482 (vrp_visit_stmt): Likewise.
13483 * doc/tree-ssa.texi (Alias analysis): Update.
13484 * doc/invoke.texi (max-aliased-vops): Remove docs.
13485 (avg-aliased-vops): Likewise.
13486 * tree-into-ssa.c (syms_to_rename): Remove.
13487 (need_to_update_vops_p): Likewise.
13488 (need_to_initialize_update_ssa_p): Rename to ...
13489 (update_ssa_initialized_fn): ... this. Track function we are
13491 (symbol_marked_for_renaming): Simplify.
13492 (add_new_name_mapping): Do not set need_to_update_vops_p.
13493 (dump_currdefs): Use SYMS_TO_RENAME.
13494 (rewrite_update_stmt): Always walk all uses/defs.
13495 (dump_update_ssa): Adjust.
13496 (init_update_ssa): Take function argument. Track what we are
13498 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13499 (create_new_def_for): Initialize for cfun, assert we are initialized
13501 (mark_sym_for_renaming): Simplify.
13502 (mark_set_for_renaming): Do not initialize update-ssa.
13503 (need_ssa_update_p): Simplify. Take function argument.
13504 (name_mappings_registered_p): Assert we ask for the correct function.
13505 (name_registered_for_update_p): Likewise.
13506 (ssa_names_to_replace): Likewise.
13507 (release_ssa_name_after_update_ssa): Likewise.
13508 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13509 (dump_decl_set): Do not print a newline.
13510 (debug_decl_set): Do it here.
13511 (dump_update_ssa): And here.
13512 * tree-ssa-loop-im.c (move_computations): Adjust.
13513 (movement_possibility): Likewise.
13514 (determine_max_movement): Likewise.
13515 (gather_mem_refs_stmt): Likewise.
13516 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13517 or NAME_MEMORY_TAG.
13518 * tree-complex.c (update_all_vops): Remove.
13519 (expand_complex_move): Adjust.
13520 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13521 Simplify test for memory referencing statement. Exclude
13522 non-invariant ADDR_EXPRs.
13523 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13524 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13525 (rdg_flag_uses): Likewise.
13526 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13528 (tree_optimize_tail_calls_1): Also split the
13529 edge from the entry block if we have degenerate PHI nodes in
13530 the first basic block.
13531 * tree.c (init_ttree): Remove memory-tag related code.
13532 (tree_code_size): Likewise.
13533 (tree_node_structure): Likewise.
13534 (build7_stat): Re-write to be build6_stat.
13535 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13536 (SSA_VAR_P): Adjust.
13537 (struct tree_memory_tag): Remove.
13538 (struct tree_memory_partition_tag): Likewise.
13539 (union tree_node): Adjust.
13540 (build7): Re-write to be build6.
13541 * tree-pass.h (pass_reset_cc_flags): Remove.
13542 (TODO_update_address_taken): New flag.
13543 (pass_simple_dse): Remove.
13544 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13545 * params.h (MAX_ALIASED_VOPS): Remove.
13546 (AVG_ALIASED_VOPS): Likewise.
13547 * omp-low.c (expand_omp_taskreg): Update SSA form.
13548 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13549 aliases the lhs in a copy stmt.
13550 * tree-ssa-dse.c (struct address_walk_data): Remove.
13551 (memory_ssa_name_same): Likewise.
13552 (memory_address_same): Likewise.
13553 (get_kill_of_stmt_lhs): Likewise.
13554 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13555 unused stores. Look through PHI nodes into post-dominated regions.
13556 (dse_optimize_stmt): Simplify. Properly remove stores.
13557 (tree_ssa_dse): Compute dominators.
13558 (execute_simple_dse): Remove.
13559 (pass_simple_dse): Likewise.
13560 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13561 gimple_loaded_syms and gimple_stored_syms computation.
13562 * toplev.c (dump_memory_report): Dump alias and pta stats.
13563 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13564 (vn_reference_eq): Likewise.
13565 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13566 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13567 valueize_vuses): Remove.
13568 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13569 (get_def_ref_stmt_vuse): ... this.
13570 (vn_reference_lookup_2): New function.
13571 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13572 walking equivalent vuses. Simplify.
13573 (vn_reference_lookup): Likewise.
13574 (vn_reference_insert): Likewise.
13575 (vn_reference_insert_pieces): Likewise.
13576 (visit_reference_op_call): Simplify.
13577 (visit_reference_op_load): Likewise.
13578 (visit_reference_op_store): Likewise.
13579 (init_scc_vn): Remove shared_lookup_vuses initialization.
13580 (free_scc_vn): Remove shared_lookup_vuses freeing.
13581 (sort_vuses, sort_vuses_heap): Remove.
13582 (get_ref_from_reference_ops): Export.
13583 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13584 vector with single vuse pointer.
13585 (vn_reference_lookup_pieces, vn_reference_lookup,
13586 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13587 (shared_vuses_from_stmt): Remove.
13588 (get_ref_from_reference_ops): Declare.
13589 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13590 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13591 memory-tag related code.
13592 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13593 (likely_value): Add comment, skip static-chain of call statements.
13594 (surely_varying_stmt_p): Adjust.
13595 (gimplify_and_update_call_from_tree): Likewise.
13596 (execute_fold_all_builtins): Do not rebuild alias info.
13597 (gimplify_and_update_call_from_tree): Properly update VOPs.
13598 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13599 (copy_ref_info): Remove memory-tag related code.
13600 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13601 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13602 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13604 * tree-ssa-dom.c (gimple_p): Remove typedef.
13605 (eliminate_redundant_computations): Adjust.
13606 (record_equivalences_from_stmt): Likewise.
13607 (avail_expr_hash): Likewise.
13608 (avail_expr_eq): Likewise.
13609 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13610 (stmt_makes_single_load): Likewise.
13611 (stmt_makes_single_store): Likewise.
13612 * tree-ssa-alias.c: Rewrite completely.
13613 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13614 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13615 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13616 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13617 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13618 Remove public functions.
13619 (pass_reset_cc_flags): Remove.
13620 (pass_build_alias): Move ...
13621 * tree-ssa-structalias.c (pass_build_alias): ... here.
13622 * tree-ssa-alias.c (may_be_aliased): Move ...
13623 * tree-flow-inline.h (may_be_aliased): ... here.
13624 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13625 count_uses_and_derefs): Move ...
13626 * gimple.c: ... here.
13627 * gimple.h (count_uses_and_derefs): Declare.
13628 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13629 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13630 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13631 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13632 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13633 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13634 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13636 * tree-dfa.c (refs_may_alias_p): Move ...
13637 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13638 * tree-ssa-alias.h: New file.
13639 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13640 (statement_sink_location): Likewise.
13641 * opts.c (decode_options): Do not adjust max-aliased-vops or
13642 avg-aliased-vops values.
13643 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13644 (TV_CALL_CLOBBER): Likewise.
13645 (TV_FLOW_SENSITIVE): Likewise.
13646 (TV_FLOW_INSENSITIVE): Likewise.
13647 (TV_MEMORY_PARTITIONING): Likewise.
13648 (TV_ALIAS_STMT_WALK): New timevar.
13649 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13650 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13651 (get_address_description): Remove memory-tag related code.
13652 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13653 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13654 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13655 and immediate uses in statements. Document.
13656 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13657 (dump_symbols): Remove.
13658 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13659 * alias.c (get_deref_alias_set): New function split out from ...
13660 (get_alias_set): ... here.
13661 * alias.h (get_deref_alias_set): Declare.
13662 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13663 type parameter. Remove restrict pointer handling. Create a
13664 ref-all pointer in case type-based alias sets do not conflict.
13665 (vect_analyze_data_refs): Remove SMT related code.
13666 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13667 (vectorizable_load): Likewise.
13668 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13669 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13670 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13671 Ignore vops and SMTs.
13672 (dr_analyze_alias): Likewise..
13673 (free_data_ref): Likewise.
13674 (create_data_ref): Likewise.
13675 (analyze_all_data_dependences): Likewise.
13676 (get_references_in_stmt): Adjust.
13677 * tree-flow-inline.h (gimple_aliases_computed_p,
13678 gimple_addressable_vars, gimple_call_clobbered_vars,
13679 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13680 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13681 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13682 gimple_mem_ref_stats): Remove.
13683 (gimple_vop): New function.
13684 (op_iter_next_use): Remove vuses and mayuses cases.
13685 (op_iter_next_def): Remove vdefs case.
13686 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13687 (clear_and_done_ssa_iter): Do not set removed fields.
13688 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13689 Assert we are not iterating over vuses or vdefs if not also
13690 iterating over uses or defs.
13691 (op_iter_init_use): Likewise.
13692 (op_iter_init_def): Likewise.
13693 (op_iter_next_vdef): Remove.
13694 (op_iter_next_mustdef): Likewise.
13695 (op_iter_init_vdef): Likewise.
13696 (compare_ssa_operands_equal): Likewise.
13697 (link_use_stmts_after): Handle vuse operand.
13698 (is_call_used): Use is_call_clobbered.
13699 (is_call_clobbered): Global variables are always call clobbered,
13700 query the call-clobbers bitmap.
13701 (mark_call_clobbered): Ignore global variables.
13702 (clear_call_clobbered): Likewise.
13703 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13704 virtual operands sanity check.
13705 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13707 (TARGET_MEM_REF): Remove TMR_TAG operand.
13708 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13709 Remove call-clobber related code.
13710 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13711 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13712 partitions or escape reason.
13713 (get_single_def_stmt, get_single_def_stmt_from_phi,
13714 get_single_def_stmt_with_phi): Remove.
13715 (dump_referenced_vars): Tidy.
13716 (get_ref_base_and_extent): Allow bare decls.
13717 (collect_dfa_stats): Adjust.
13718 * graphite.c (rename_variables_in_stmt): Adjust.
13719 (graphite_copy_stmts_from_block): Likewise.
13720 (translate_clast): Likewise.
13721 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13723 (translate_vuse_through_block): Use the oracle.
13724 (phi_translate_1): Adjust.
13725 (value_dies_in_block_x): Use the oracle. Cache the outcome
13727 (valid_in_sets): Check if the VUSE for
13728 a REFERENCE is available.
13729 (eliminate): Do not remove stmts during elimination,
13730 instead queue and remove them afterwards.
13731 (do_pre): Do not rebuild alias info.
13732 (pass_pre): Run TODO_rebuild_alias before PRE.
13733 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13734 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13735 (mark_all_v_defs_stmt): Remove.
13736 (mark_all_v_defs_seq): Adjust.
13737 (sra_replace): Likewise.
13738 (scalarize_use): Likewise.
13739 (scalarize_copy): Likewise.
13740 (scalarize_init): Likewise.
13741 (scalarize_ldst): Likewise.
13742 (todoflags): Remove.
13743 (tree_sra): Do not rebuild alias info.
13744 (tree_sra_early): Adjust.
13745 (pass_sra): Run TODO_update_address_taken before SRA.
13746 * tree-predcom.c (set_alias_info): Remove.
13747 (prepare_initializers_chain): Do not call it.
13748 (mark_virtual_ops_for_renaming): Adjust.
13749 (mark_virtual_ops_for_renaming_list): Remove.
13750 (initialize_root_vars): Adjust.
13751 (initialize_root_vars_lm): Likewise.
13752 (prepare_initializers_chain): Likewise.
13753 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13754 (may_propagate_copy_into_stmt): Likewise.
13755 (merge_alias_info): Do nothing for now.
13756 (propagate_tree_value_into_stmt): Adjust.
13757 (stmt_may_generate_copy): Likewise.
13758 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13759 not mark symbols for renaming.
13760 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13761 with the same statement, make sure to update the new pointed-to one.
13762 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13763 call statements, do not mark symbols for renaming.
13764 (mark_operand_necessary): Dump something.
13765 (ref_may_be_aliased): New function.
13766 (mark_aliased_reaching_defs_necessary_1): New helper function.
13767 (mark_aliased_reaching_defs_necessary): Likewise.
13768 (mark_all_reaching_defs_necessary_1): Likewise.
13769 (mark_all_reaching_defs_necessary): Likewise.
13770 (propagate_necessity): Do not process virtual PHIs. For
13771 non-aliased loads mark all reaching definitions as necessary.
13772 For aliased loads and stores mark the immediate dominating
13773 aliased clobbers as necessary.
13774 (visited): New global static.
13775 (perform_tree_ssa_dce): Free visited bitmap after propagating
13777 (remove_dead_phis): Perform simple dead virtual PHI removal.
13778 (remove_dead_stmt): Properly unlink virtual operands when
13780 (eliminate_unnecessary_stmts): Schedule PHI removal after
13782 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13783 (process_replaceable): Likewise.
13784 (find_replaceable_in_bb): Likewise.
13785 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13786 based on the single gimple vop.
13787 (verify_flow_insensitive_alias_info): Remove.
13788 (verify_flow_sensitive_alias_info): Likewise.
13789 (verify_call_clobbering): Likewise.
13790 (verify_memory_partitions): Likewise.
13791 (verify_alias_info): Likewise.
13792 (verify_ssa): Adjust..
13793 (execute_update_addresses_taken): Export. Update SSA
13794 manually. Optimize only when optimizing. Use a local bitmap.
13795 (pass_update_address_taken): Remove TODO_update_ssa, add
13797 (pass_update_address_taken): Just use TODO_update_address_taken.
13798 (init_tree_ssa): Do not initialize addressable_vars.
13799 (verify_ssa): Verify new VUSE / VDEF properties.
13800 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13801 Do not call verify_alias_info.
13802 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13803 Do not free the loaded and stored syms bitmaps. Reset the escaped
13804 and callused solutions. Do not free addressable_vars.
13805 Remove memory-tag related code.
13806 (warn_uninitialized_var): Aliases are always available.
13807 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13808 * lambda-code.c (can_put_in_inner_loop): Adjust.
13809 (can_put_after_inner_loop): Likewise.
13810 (perfect_nestify): Likewise.
13811 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13812 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13813 (vectorizable_conversion): Do not mark symbols for renaming.
13814 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13815 (expand_call_inline): Unlink the calls virtual operands before
13817 (tree_function_versioning): Do not call update_ssa if we are not
13818 updating clones. Simplify.
13819 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13820 (propagate_with_phi): Likewise..
13821 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13822 clobber code. Assert we are not aliased or global.
13823 * tree-flow.h: Include tree-ssa-alias.h
13824 (enum escape_type): Remove.
13825 (struct mem_sym_stats_d): Likewise.
13826 (struct mem_ref_stats_d): Likewise.
13827 (struct gimple_df): Add vop member. Remove global_var,
13828 call_clobbered_vars, call_used_vars, addressable_vars,
13829 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13830 escaped and callused members.
13831 (struct ptr_info_def): Remove all members, add points-to solution
13833 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13834 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13835 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13836 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13837 (tree-ssa-alias.o): Likewise.
13838 (toplev.o): Add tree-ssa-alias.h
13839 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13840 * gimple.c (gimple_set_bb): Fix off-by-one error.
13841 (is_gimple_reg): Do not handle memory tags.
13842 (gimple_copy): Also copy virtual operands.
13843 Delay updating the statement. Do not reset loaded and stored syms.
13844 (gimple_set_stored_syms): Remove.
13845 (gimple_set_loaded_syms): Likewise.
13846 (gimple_call_copy_skip_args): Copy the virtual operands
13847 and mark the new statement modified.
13848 * tree-ssa-structalias.c (may_alias_p): Remove.
13849 (set_uids_in_ptset): Take the alias set to prune with as
13850 parameter. Fold in the alias test of may_alias_p.
13851 (compute_points_to_sets): Compute whether a ptr is dereferenced
13852 in a local sbitmap.
13853 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13854 other ADDRESSOF constraints on the lhs.
13855 (get_constraint_for_component_ref): Assert that we don't get
13856 ADDRESSOF constraints from the base of the reference.
13857 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13858 (struct variable_info): Remove collapsed_to member.
13859 (get_varinfo_fc): Remove.
13860 (new_var_info): Do not set collapsed_to.
13861 (dump_constraint): Do not follow cycles.
13862 (dump_constraint_graph): Likewise.
13863 (build_pred_graph): Likewise.
13864 (build_succ_graph): Likewise.
13865 (rewrite_constraints): Likewise.
13866 (do_simple_structure_copy): Remove.
13867 (do_rhs_deref_structure_copy): Remove.
13868 (do_lhs_deref_structure_copy): Remove.
13869 (collapse_rest_of_var): Remove.
13870 (do_structure_copy): Re-implement.
13871 (pta_stats): New global variable.
13872 (dump_pta_stats): New function.
13873 (struct constraint_expr): Make offset signed.
13874 (UNKNOWN_OFFSET): Define special value.
13875 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13876 (solution_set_expand): New helper function split out from ...
13877 (do_sd_constraint): ... here.
13878 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13879 (do_ds_constraint): Likewise.
13880 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13881 and CALLUSED = *CALLUSED.
13882 (set_union_with_increment): Make inc argument signed.
13883 (type_safe): Remove.
13884 (get_constraint_for_ptr_offset): Handle unknown and negative
13886 (first_vi_for_offset): Handle offsets before start. Bail
13887 out early for offsets beyond the variable extent.
13888 (first_or_preceding_vi_for_offset): New function.
13889 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13890 Together with ESCAPED = *ESCAPED this properly computes reachability.
13891 (find_what_var_points_to): New function.
13892 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13893 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13894 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13895 pt_solutions_intersect): New functions.
13896 (compute_call_used_vars): Remove.
13897 (compute_may_aliases): New main entry into PTA computation.
13898 * gimple.h (gimple_p): New typedef.
13899 (struct gimple_statement_base): Remove references_memory_p.
13900 (struct gimple_statement_with_memory_ops_base): Remove
13901 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13903 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13904 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13905 gimple_set_references_memory): Remove.
13906 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13907 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13909 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13910 (verify_expr): Allow RESULT_DECL.
13911 (gimple_duplicate_bb): Do not copy virtual operands.
13912 (gimple_duplicate_sese_region): Adjust.
13913 (gimple_duplicate_sese_tail): Likewise.
13914 (mark_virtual_ops_in_region): Remove.
13915 (move_sese_region_to_fn): Do not call it.
13916 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13917 and pass_simple_dse.
13918 (execute_function_todo): Handle TODO_update_address_taken,
13919 call execute_update_addresses_taken for TODO_rebuild_alias.
13920 (execute_todo): Adjust.
13921 (execute_one_pass): Init dump files early.
13922 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13924 (create_general_new_stmt): Clear vops.
13925 * tree-ssa-reassoc.c (get_rank): Adjust.
13926 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13927 symbols for renaming.
13928 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13929 (PARAM_AVG_ALIASED_VOPS): Likewise.
13930 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13931 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13932 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13933 (operand_build_cmp, copy_virtual_operands,
13934 create_ssa_artificial_load_stmt, add_to_addressable_set,
13935 gimple_add_to_addresses_taken): Remove public functions.
13936 (unlink_stmt_vdef): New function.
13938 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13940 * config.gcc (powerpc-*-linux*): Merge variants.
13942 2009-04-02 Chao-ying Fu <fu@mips.com>
13943 James Grosbach <james.grosbach@microchip.com>
13945 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13946 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13948 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13949 keep_interrupts_masked_p, use_debug_exception_return_p.
13950 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13951 keep_interrupts_masked, use_debug_exception_return.
13952 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13953 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13955 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13956 (mips_print_operand): Process COP0 registers to print $0 .. $31
13957 correctly for GAS to process.
13958 (mips_interrupt_extra_call_saved_reg_p): New function.
13959 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13961 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13962 (mips_compute_frame_info): Add supports for interrupt context that
13963 includes doubleword accumulators and COP0 registers.
13964 (mips_for_each_saved_acc): New function.
13965 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13966 mips_for_each_saved_reg.
13967 (mips_save_reg): Save accumulators.
13968 (mips_kernel_reg_p): A new for_each_rtx callback.
13969 (mips_expand_prologue): Support interrupt handlers.
13970 (mips_restore_reg): Restore accumulators.
13971 (mips_expand_epilogue): Support interrupt handlers.
13972 (mips_can_use_return_insn): Return false for interrupt handlers.
13973 (mips_epilogue_uses): New function.
13974 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13975 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13976 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13977 cop0_move): New instructions.
13978 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13979 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13981 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13983 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13984 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13985 interrupt handlers, we use K0 as the temporary register.
13986 (EPILOGUE_USES): Change to a function call.
13987 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13988 handlers, we use K0 as the temporary register.
13990 * doc/extend.texi (Function Attributes): Document interrupt,
13991 use_shadow_register_set, keep_interrupts_masked,
13992 use_debug_exception_return for MIPS attributes.
13994 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13996 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13997 Remove a number of t-files from tmake_file.
13998 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13999 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14000 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14001 target_prototype, not TARGET_PROTOTYPE.
14002 (LINK_OS_GNU_SPEC): Define.
14003 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14004 and darwin-ldoubdle.c.
14006 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14009 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14010 (cpp_options): Ditto.
14011 (default_compilers): Ditto.
14012 (display_help): Ditto.
14013 (process_command): Ditto.
14014 (do_spec_1): Ditto.
14015 (set_input): Use lbasename instead of duplicate code.
14016 (save_temps_prefix): New static for -save-temps=obj.
14017 (save_temps_length): Ditto.
14019 * doc/invoke.texi (-save-temps=obj): Document new variant to
14020 -save-temps switch.
14022 2009-04-02 Jeff Law <law@redhat.com>
14024 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14027 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14029 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14030 * configure: Regenerated.
14032 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14034 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14035 share the argument list.
14037 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14041 2009-02-12 Diego Novillo <dnovillo@google.com>
14043 * varpool.c (debug_varpool): New.
14044 * cgraph.h (debug_varpool): Declare.
14046 2009-04-02 Jan Hubicka <jh@suse.cz>
14048 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14051 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14053 * config/i386/i386.c (ix86_abi): Move initialization to ...
14054 (override_options): Here.
14056 2009-04-02 Christian Bruel <christian.bruel@st.com>
14058 * config/sh/sh.c (sh_dwarf_register_span): New function.
14059 (TARGET_DWARF_REGISTER_SPAN): Define.
14060 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14062 2009-04-02 Ira Rosen <irar@il.ibm.com>
14064 PR tree-optimization/39595
14065 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14066 interleaved loads group is not greater than the SLP group size.
14068 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14070 * builtins.c (is_builtin_name): New.
14071 (called_as_built_in): Use is_builtin_name.
14072 * tree.h (is_builtin_name): New.
14073 * varasm.c (incorporeal_function_p): Use is_builtin_name
14075 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14077 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14079 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14082 * c-decl.c (clone_underlying_type): Move this ...
14083 * c-common.c (set_underlying_type): ... here.
14084 Also, make sure the function properly sets TYPE_STUB_DECL() on
14085 the newly created typedef variant type.
14086 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14087 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14090 2009-04-02 Richard Guenther <rguenther@suse.de>
14092 PR tree-optimization/37221
14093 * tree-flow.h (degenerate_phi_result): Declare.
14094 * tree-ssa-dom.c (degenerate_phi_result): Export.
14095 * tree-scalar-evolution.c (analyze_initial_condition): If
14096 the initial condition is defined by a degenerate PHI node
14097 use the degenerate value.
14099 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14101 PR rtl-optimization/39588
14102 * combine.c (merge_outer_ops): Do not set the constant when this
14104 (simplify_shift_const_1): Do not modify it either in this case.
14106 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14108 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14109 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14111 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14114 * c-lex.c (interpret_float): Default (no suffix) is double.
14116 2009-04-1 Xinliang David Li <davidxl@google.com>
14118 * config/i386/i386.c (legitimate_constant_p): Recognize
14119 all one vector constant.
14121 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14123 * config/vax/vax.c: Add #includes to silence warnings.
14124 Change #include order to silence two warnings.
14126 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14128 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14129 (ASM_SPEC): Pass -k to the assembler for PIC code.
14131 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14133 * config.gcc: Add vax-*-linux* to the switch.
14134 * config/vax/linux.h: New file. (TARGET_VERSION,
14135 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14137 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14139 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14140 Use predicate macros instead of GET_CODE() == foo.
14141 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14142 ashlsi3, rotrsi3, <unnamed>): Likewise.
14144 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14146 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14147 jbbccihi, jbbccisi): Remova trailing whitespace.
14148 * config/vax/constraints.md: Likewise.
14149 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14150 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14151 * config/vax/predicates.md: Likewise.
14152 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14153 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14154 * config/vax/vax.h: Likewise.
14155 * config/vax/vax.md (nonlocal_goto): Likewise.
14157 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14159 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14160 (indirectable_address_p, adjacent_operands_p): Add spaces around
14162 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14164 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14166 * config/vax/vax.c (legitimate_constant_address_p,
14167 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14168 index_term_p, reg_plus_index_p, legitimate_address_p,
14169 vax_mode_dependent_address_p): Update comments to match functions
14170 modified by the recent int->bool conversion.
14172 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14174 * config/vax/builtins.md: Update copyright message.
14175 * config/vax/constraints.md: Likewise.
14176 * config/vax/netbsd-elf.h: Likewise.
14177 * config/vax/predicates.md: Likewise.
14178 * config/vax/vax-protos.h: Likewise.
14179 * config/vax/vax.c: Likewise.
14180 * config/vax/vax.h: Likewise.
14181 * config/vax/vax.md: Likewise.
14182 * config/vax/vax.opt: Likewise.
14184 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14186 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14187 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14188 * config/vax/constraints.md (B, R): Likewise.
14189 * config/vax/predicates.md (external_memory_operand,
14190 nonimmediate_addsub_di_operand): Likewise.
14191 * config/vax/vax.c (vax_output_int_add): Likewise.
14192 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14193 untyped_call): Likewise.
14195 2009-04-01 Matt Thomas <matt@3am-software.com>
14197 * config/vax/predicates.md: New file.
14198 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14199 external_const_operand, nonsymbolic_operand, external_memory_operand,
14200 indirect_memory_operand, indexed_memory_operand,
14201 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14202 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14204 * config/vax/constraints.md: New file.
14205 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14207 * config/vax/builtins.md: New file.
14208 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14209 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14211 * config/vax/vax.opt (mqmath): Add option.
14212 * config/vax/vax.md (isfx): Extend with DI.
14213 (VAXintQH, VAXintQHSD): Define.
14214 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14215 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14216 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14217 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14218 (movdi): Update constraints and use vax_output_int_move().
14219 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14220 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14221 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14222 nonlocal_goto): New.
14223 (mov<mode>): Extend accepted operand types.
14224 (subdi3_old): Rename from subdi3, change update constraints and use
14225 a new implementation.
14226 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14227 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14228 MOVE_RATIO, CLEAR_RATIO): Define.
14229 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14230 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14231 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14232 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14233 (split_quadword_operands): Make static and really allow variable
14235 (print_operand_address): Update for PIC generation.
14236 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14237 indexable_address_p, fixup_mathdi_operand,
14238 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14239 (vax_float_literal, legitimate_constant_p,
14240 indirectable_constant_address_p, index_term_p,
14241 reg_plus_index_p): Return bool instead of int.
14242 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14244 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14246 (vax_output_conditional_branch): Indent.
14247 (legitimate_constant_address_p, indirectable_constant_address_p,
14248 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14249 vax_mode_dependent_address_p): Return bool instead of int, update for
14251 * config/vax/vax-protos.h (legitimate_constant_address_p,
14252 legitimate_constant_p, legitimate_address_p,
14253 vax_mode_dependent_address_p): Change declaration to bool.
14254 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14255 vax_expand_addsub_di_operands, vax_output_int_subtract,
14256 vax_output_movmemsi): Declare.
14257 (split_quadword_operands, vax_float_literal): Delete declaration.
14258 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14259 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14260 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14261 ASM_OUTPUT_DWARF_PCREL): Define.
14262 (ASM_SPEC): Change definition to allow PIC generation.
14264 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14266 * doc/sourcebuild.texi: Update front-end requirements.
14268 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14271 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14272 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14273 (booldi3_internal3): Use boolean_or_operator instead of
14276 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14279 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14280 declarator whose size is not an integer constant expression but
14281 folds to an integer constant, then treat it as a constant
14284 2009-04-01 Richard Guenther <rguenther@suse.de>
14286 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14287 i * 4 + 2 to (i * 2 + 1) * 2.
14289 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14292 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14293 return if c_parser_asm_string_literal returned NULL.
14295 2009-04-01 Nick Clifton <nickc@redhat.com>
14297 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14299 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14300 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14301 other typedefs to avoid conflicts with libgcc2.c. Define labels
14302 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14304 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14305 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14308 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14310 * varasm.c (default_function_rodata_section): Declare DOT as
14313 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14314 Andrey Galkin <agalkin@hypercom.com>
14317 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14318 Make object_name unique for each process.
14320 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14323 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14324 addressable variables in the parallel that could go out of scope while
14325 running queued tasks.
14327 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14329 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14330 (CASE_VALUES_THRESHOLD): Redefine.
14331 * config/avr/avr.c (avr_override_options): Remove initialization of
14332 avr_case_values_threshold variable.
14333 (avr_case_values_threshold): Remove variable. Add new function.
14334 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14335 * config/avr/avr.opt (mno-tablejump): Remove option.
14336 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14338 2009-04-01 DJ Delorie <dj@redhat.com>
14340 * varasm.c (default_function_rodata_section): Don't assume
14341 anything about where the first '.' in the section name is.
14343 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14345 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14346 rs6000_emit_stack_tie.
14348 2009-03-31 Ian Lance Taylor <iant@google.com>
14350 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14351 gimple_code with GIMPLE_RESX, not RESX.
14353 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14355 * c-common.c (c_get_ident): New.
14356 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14358 2009-04-01 Ben Elliston <bje@au.ibm.com>
14360 * config/rs6000/sysv4.opt (msdata): Improve option description.
14362 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14364 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14365 (divdf3_internal_lat): Remove.
14366 (divxf3_internal_lat): Remove.
14367 (divxf3_internal_thr): Remove.
14368 (divxf): Use divxf3_internal.
14369 * config/ia64/div.md (divsf3_internal_lat): New.
14370 (divdf3_internal_lat): New.
14371 (divxf3_internal): New.
14373 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14376 * Makefile.in (USE_GCC_STDINT): Define.
14377 (stmp-int-hdrs): Install stdint.h if applicable.
14378 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14380 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14381 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14382 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14383 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14384 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14385 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14386 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14387 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14388 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14389 (c_common_nodes_and_builtins): Initialize
14390 underlying_wchar_type_node. Do not initialize
14391 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14392 nodes for new types.
14393 (c_stddef_cpp_builtins): Define macros for new types.
14394 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14396 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14397 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14398 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14399 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14400 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14401 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14402 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14403 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14404 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14405 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14406 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14407 int16_type_node, int32_type_node, int64_type_node,
14408 uint8_type_node, uint16_type_node, c_uint32_type_node,
14409 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14410 int_least32_type_node, int_least64_type_node,
14411 uint_least8_type_node, uint_least16_type_node,
14412 uint_least32_type_node, uint_least64_type_node,
14413 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14414 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14415 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14416 uintptr_type_node): Define.
14417 * c-cppbuiltin.c (builtin_define_constants,
14418 builtin_define_type_minmax): New.
14419 (builtin_define_stdint_macros): Define more macros.
14420 (c_cpp_builtins): Define more limit macros.
14421 (type_suffix): New.
14422 (builtin_define_type_max): Define in terms of
14423 builtin_define_type_minmax. Remove is_long parameter. All
14425 * config.gcc (use_gcc_stdint): Define.
14426 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14427 Add newlib-stdint.h for generic targets.
14428 * config/glibc-stdint.h, config/newlib-stdint.h,
14429 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14430 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14431 * config/score/score.h (UINTPTR_TYPE): Define.
14432 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14433 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14434 UINT64_TYPE, 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): Define.
14440 * config/spu/spu.h (STDINT_LONG32): Define.
14441 * configure.ac (use_gcc_stdint): Substitute.
14442 * configure: Regenerate.
14443 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14444 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14445 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14446 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14447 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14448 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14449 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14450 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14451 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14452 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14453 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14454 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14455 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14456 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14457 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14458 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14459 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14460 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14461 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14462 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14463 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14464 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14465 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14466 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14467 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14468 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14469 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14470 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14471 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14473 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14475 * loop-iv.c (suitable_set_for_replacement): Renamed from
14476 simplify_using_assignment; changed to return bool and to accept new
14477 args DEST and SRC. Return true iff we find a source/destination pair
14478 that can be used to make a replacement, and fill SRC and DEST if so.
14479 Remove arg ALTERED. Don't deal with altered regs here. All callers
14481 (simplify_using_initial_values): Deal with altered regs here and track
14482 more precisely the effect they have on the validity of our expression.
14484 * loop-iv.c (simplify_using_condition): A condition of the form
14485 (EQ REG CONST) can be used to simply make a substitution.
14486 (simplify_using_initial_values): Keep track of conditions we have seen
14487 and keep using them to simplify new expressions, while applying the
14488 same substitutions to them as to the expression.
14490 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14491 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14494 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14495 changed. Use this when trying to improve the upper bound.
14496 Generate the comparison by using simplify_gen_relational.
14498 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14500 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14502 (simplify_using_assignment, simplify_using_initial_values): Call
14503 replace_in_expr to make replacements. Call replace_single_def_regs
14504 once on the initial version of the expression.
14506 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14509 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14511 2009-03-31 Richard Guenther <rguenther@suse.de>
14513 PR middle-end/31029
14514 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14515 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14517 2009-03-31 Richard Guenther <rguenther@suse.de>
14519 * tree.h (div_if_zero_remainder): Declare.
14520 * fold-const.c (div_if_zero_remainder): Export.
14521 * tree-ssa-forwprop.c
14522 (forward_propagate_addr_into_variable_array_index): Handle
14523 constant array index addition outside of the variable index.
14525 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14528 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14529 define_splits, floatunssi<mode>2): Require x87 conversions from
14530 DImode to be permitted.
14532 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14534 PR preprocessor/15638
14535 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14537 2009-03-31 Richard Guenther <rguenther@suse.de>
14539 PR middle-end/23401
14540 PR middle-end/27810
14541 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14542 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14543 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14544 a separate statement.
14545 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14546 (lookup_tmp_var): Likewise.
14547 (is_gimple_formal_tmp_or_call_rhs): Remove.
14548 (is_gimple_reg_or_call_rhs): Rename to ...
14549 (is_gimple_reg_rhs_or_call): ... this.
14550 (is_gimple_mem_or_call_rhs): Rename to ...
14551 (is_gimple_mem_rhs_or_call): ... this.
14552 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14553 DECL_GIMPLE_REG_P only if is_formal is true.
14554 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14555 for non-proper post-modify expression gimplification.
14556 (gimplify_self_mod_expr): For post-modify expressions gimplify
14557 the lvalue to a minimal lvalue.
14558 (rhs_predicate_for): Remove formal temp case.
14559 (gimplify_modify_expr_rhs): Likewise.
14560 (gimplify_addr_expr): Use is_gimple_reg.
14561 (gimplify_expr): Remove formal temp cases.
14562 (gimple_regimplify_operands): Likewise.
14563 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14564 and FILTER_EXPR like constants.
14565 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14567 (is_gimple_formal_tmp_rhs): Remove.
14568 (is_gimple_reg_rhs): Remove special casing.
14569 (is_gimple_mem_rhs): Fix.
14570 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14571 (is_gimple_formal_tmp_var): Remove.
14572 (is_gimple_formal_tmp_reg): Likewise.
14573 (is_gimple_min_lval): Allow invariant component ref parts.
14574 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14575 is_gimple_formal_tmp_reg): Remove declarations.
14576 * tree-cfg.c (verify_expr): Verify that variables with address
14577 taken do not have DECL_GIMPLE_REG_P set.
14578 * tree-mudflap.c (mf_build_check_statement_for): Use
14579 force_gimple_operand instead of gimplify_expr.
14581 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14583 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14584 schedulable rows to compute_split_row.
14586 2009-03-31 Ben Elliston <bje@au.ibm.com>
14589 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14592 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14594 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14595 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14596 * configure: Regenerate.
14597 * config.in: Regenerate.
14598 * config/rs6000/rs6000.opt (mtls-markers): Add.
14599 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14600 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14601 (tls_ld_aix, tls_ld_sysv): Likewise.
14602 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14603 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14605 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14607 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14609 2009-03-30 Jan Hubicka <jh@suse.cz>
14611 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14613 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14614 detection and label handling.
14616 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14618 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14619 left_conflicts_size.
14620 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14621 ALLOCNO_LEFT_CONFLICTS_SIZE.
14623 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14624 remove_allocno_from_bucket_and_push,
14625 allocno_spill_priority_compare, push_allocnos_to_stack,
14626 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14627 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14628 (setup_allocno_left_conflicts_num): Ditto. Rename to
14629 setup_allocno_left_conflicts_size.
14630 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14631 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14632 setup_allocno_left_conflicts_size instead of
14633 setup_allocno_left_conflicts_num.
14635 * ira-build.c (ira_create_allocno): Use
14636 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14637 ALLOCNO_LEFT_CONFLICTS_NUM.
14639 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14641 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14642 instead of DF_LR_OUT.
14644 * ira-lives.c (process_bb_node_lives): Ditto.
14646 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14647 instead of DF_LR_{OUT,IN}.
14649 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14651 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14653 2009-03-30 Jan Hubicka <jh@suse.cz>
14655 * except.c (label_to_region_map): Fix thinko.
14657 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14659 PR middle-end/38237
14660 * tree.h (tree_find_value): New declaration.
14661 * tree.c (tree_find_value): New function.
14662 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14664 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14667 * c-decl.c (struct c_binding): Add locus field.
14668 (bind): Add locus argument, set locus field from it.
14669 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14670 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14671 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14672 implicitly_declare, undeclared_variable, lookup_label,
14673 declare_label, c_make_fname_decl, c_builtin_function,
14674 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14677 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14680 * config/i386/i386.c (classify_argument): Check total size of
14683 2009-03-30 Martin Jambor <mjambor@suse.cz>
14685 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14686 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14687 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14690 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14691 seen_variable_array_ref while also traversing a union.
14693 * tree-inline.c (optimize_inline_calls): Do not call
14694 cgraph_node_remove_callees.
14695 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14696 (pass_remove_cgraph_callee_edges): New variable.
14697 * passes.c (init_optimization_passes): Add
14698 pass_remove_cgraph_callee_edges after early inlining and before all
14699 late intraprocedural passes.
14701 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14703 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14705 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14706 Fix typos in names.
14708 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14710 * combine.c (simplify_comparison): Use have_insn_for.
14711 * dojump.c (do_jump): Likewise.
14713 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14715 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14716 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14717 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14718 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14719 instead of sparc_compare_emitted.
14720 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14721 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14722 instead of sparc_compare_emitted.
14724 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14726 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14727 enter/exit cfglayout mode.
14728 (pass_partition_block): Require it.
14729 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14730 (combine_instructions): Track basic blocks instead of labels.
14731 (update_cfg_for_uncondjump): New.
14732 (try_combine): Use it. Update jumps after rescanning.
14733 (pass_combine): Require PROP_cfglayout.
14734 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14736 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14738 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14739 Provide/destroy PROP_cfglayout respectively.
14740 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14741 * tree-pass.h (PROP_cfglayout): New.
14743 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14745 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14746 fold_convert_const_fixed_from_fixed,
14747 fold_convert_const_fixed_from_int,
14748 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14749 set TREE_CONSTANT_OVERFLOW.
14750 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14751 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14753 2009-03-30 Ira Rosen <irar@il.ibm.com>
14755 * tree-vect-loop-manip.c: New file.
14756 * tree-vectorizer.c: Update documentation and included files.
14757 (vect_loop_location): Make extern.
14758 (rename_use_op): Move to tree-vect-loop-manip.c
14759 (rename_variables_in_bb, rename_variables_in_loop,
14760 slpeel_update_phis_for_duplicate_loop,
14761 slpeel_update_phi_nodes_for_guard1,
14762 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14763 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14764 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14765 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14766 find_loop_location): Likewise.
14767 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14768 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14769 get_vectype_for_scalar_type, vect_is_simple_use,
14770 supportable_widening_operation, supportable_narrowing_operation):
14772 (bb_in_loop_p): Move to tree-vect-loop.c.
14773 (new_loop_vec_info, destroy_loop_vec_info,
14774 reduction_code_for_scalar_code, report_vect_op,
14775 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14776 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14777 (vect_supportable_dr_alignment): Likewise.
14778 * tree-vectorizer.h (tree-data-ref.h): Include.
14779 (vect_loop_location): Declare.
14780 Reorganize function declarations according to the new file structure.
14781 * tree-vect-loop.c: New file.
14782 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14783 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14784 * tree-vect-data-refs.c: New file.
14785 * tree-vect-patterns.c (timevar.h): Don't include.
14786 * tree-vect-stmts.c: New file.
14787 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14788 tree-vect-slp.c, tree-vect-loop.c.
14789 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14790 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14791 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14792 (tree-vect-analyze.o): Remove.
14793 (tree-vect-transform.o): Likewise.
14794 (tree-vect-data-refs.o): Add rule.
14795 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14796 tree-vect-slp.o): Likewise.
14797 (tree-vect-patterns.o): Remove redundant dependencies.
14798 (tree-vectorizer.o): Likewise.
14799 * tree-vect-slp.c: New file.
14801 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14803 * optc-gen.awk: Warn if an option flag has multiple different
14806 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14808 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14809 -floop-block): Document dependences on PPL, CLooG and Graphite.
14811 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14813 PR rtl-optimization/323
14814 * c-common.c (c_fully_fold, convert_and_check,
14815 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14816 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14817 * c-common.def (EXCESS_PRECISION_EXPR): New.
14818 * c-cppbuiltin.c (builtin_define_float_constants): Define
14819 constants with enough digits for long double.
14820 * c-lex.c (interpret_float): Interpret constant with excess
14821 precision where appropriate.
14822 * c-opts.c (c_common_post_options): Set
14823 flag_excess_precision_cmdline. Give an error for
14824 -fexcess-precision=standard for C++ for processors where the
14825 option is significant.
14826 * c-parser.c (c_parser_conditional_expression): Handle excess
14827 precision in condition.
14828 * c-typeck.c (convert_arguments): Handle arguments with excess
14830 (build_unary_op): Move excess precision outside operation.
14831 (build_conditional_expr): Likewise.
14832 (build_compound_expr): Likewise.
14833 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14834 (build_modify_expr): Handle excess precision in RHS.
14835 (convert_for_assignment): Handle excess precision in converted
14837 (digest_init, output_init_element, process_init_element): Handle
14838 excess precision in initializer.
14839 (c_finish_return): Handle excess precision in return value.
14840 (build_binary_op): Handle excess precision in operands and add
14841 excess precision as needed for operation.
14842 * common.opt (-fexcess-precision=): New option.
14843 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14844 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14845 For standard excess precision, output explicit conversion to and
14846 truncation from XFmode.
14847 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14848 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14849 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14850 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14851 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14852 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14853 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14854 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14855 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14856 define_splits, sqrt<mode>2): Disable where appropriate for
14857 standard excess precision.
14858 * convert.c (convert_to_real): Do not shorten arithmetic to type
14859 for which excess precision would be used.
14860 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14861 * doc/invoke.texi (-fexcess-precision=): Document option.
14862 (-mfpmath=): Correct index entry.
14863 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14864 flag_excess_precision): New.
14865 * langhooks.c (lhd_post_options): Set
14866 flag_excess_precision_cmdline.
14867 * opts.c (common_handle_option): Handle -fexcess-precision=.
14868 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14869 init_excess_precision): New.
14870 (lang_dependent_init_target): Call init_excess_precision.
14871 * tree.c (excess_precision_type): New.
14872 * tree.h (excess_precision_type): Declare.
14874 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14877 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14878 non-lvalue to component.
14880 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14882 PR preprocessor/34695
14883 * Makefile.in (c-opts.o): Depend on c-tree.h.
14884 * c-common.c: Move down include of diagnostic.h.
14885 (done_lexing, c_cpp_error): New.
14886 * c-common.h (done_lexing): Declare.
14887 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14889 * c-opts.c: Include c-tree.h.
14890 (c_common_init_options): Set preprocessor error callback.
14891 (c_common_handle_option): Do not set preprocessor
14892 inhibit_warnings, warnings_are_errors, warn_system_headers,
14893 pedantic_errors or inhibit_warnings flags.
14894 (c_common_post_options): Do not check cpp_errors (parse_in).
14895 (c_common_finish): Do not output dependencies if there were
14896 errors. Do not check return value of cpp_finish.
14897 * c-ppoutput.c (pp_file_change): Set input_location.
14898 * c-tree.h (c_cpp_error): Declare.
14899 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14901 (diagnostic_build_prefix): Check override_column.
14902 * diagnostic.h (diagnostic_info): Add override_column field.
14903 (diagnostic_override_column): Define.
14905 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14907 * c-common.c (c_expand_expr, c_staticp): Remove.
14908 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14909 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14910 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14911 * c-gimplify.c (gimplify_compound_literal_expr,
14912 optimize_compound_literals_in_ctor): Remove.
14913 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14914 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14915 * c-semantics.c (emit_local_var): Remove.
14917 * langhooks-def.h (lhd_expand_expr): Remove.
14918 * langhooks.c (lhd_expand_expr): Remove.
14919 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14921 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14922 handling from c-semantics.c; don't call into langhook.
14923 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14924 * gimplify.c (gimplify_compound_literal_expr,
14925 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14926 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14927 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14928 as was done in c-gimplify.c.
14929 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14930 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14931 Move from c-common.h.
14932 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14934 * tree.c (staticp): Do not call langhook.
14935 * langhooks.c (lhd_staticp): Delete.
14936 * langhooks-def.h (lhd_staticp): Delete prototype.
14937 (LANG_HOOKS_STATICP): Delete.
14938 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14940 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14941 instead of DECL_STMTs.
14943 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14951 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14953 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14954 contained expression.
14955 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14956 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14957 conditional expressions for C.
14958 (decl_constant_value_for_optimization): Move from
14959 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14960 whether optimizing and that the expression is a VAR_DECL not of
14961 array type instead of doing such checks in the caller. Do not
14962 check pedantic. Call gcc_unreachable for C++.
14963 * c-common.def (C_MAYBE_CONST_EXPR): New.
14964 * c-common.h (c_fully_fold, c_save_expr,
14965 decl_constant_value_for_optimization): New prototypes.
14966 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14967 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14968 EXPR_INT_CONST_OPERANDS): Define.
14969 * c-convert.c (convert): Strip nops from expression.
14970 * c-decl.c (groktypename): Take extra parameters expr and
14971 expr_const_operands. Update call to grokdeclarator.
14972 (start_decl): Update call to grokdeclarator. Add statement for
14973 expressions used in type of decl.
14974 (grokparm): Update call to grokdeclarator.
14975 (push_parm_decl): Update call to grokdeclarator.
14976 (build_compound_literal): Add parameter non_const and build a
14977 C_MAYBE_COSNT_EXPR if applicable.
14978 (grokdeclarator): Take extra parameters expr and
14979 expr_const_operands. Track expressions used in declaration
14980 specifiers and declarators. Fold array sizes and track whether
14981 they are constant expressions and whether they are integer
14982 constant expressions.
14983 (parser_xref_tag): Set expr and expr_const_operands fields in
14985 (grokfield): Update call to grokdeclarator.
14986 (start_function): Update call to grokdeclarator.
14987 (build_null_declspecs): Set expr and expr_const_operands fields in
14989 (declspecs_add_type): Handle expressions in typeof specifiers.
14990 * c-parser.c (c_parser_declspecs): Set expr and
14991 expr_const_operands fields for declaration specifiers.
14992 (c_parser_enum_specifier): Likewise.
14993 (c_parser_struct_or_union_specifier): Likewise.
14994 (c_parser_typeof_specifier): Likewise. Update call to
14995 groktypename. Fold expression as needed. Return expressions with
14996 type instead of adding statements.
14997 (c_parser_attributes): Update calls to c_parser_expr_list.
14998 (c_parser_statement_after_labels): Fold expression before passing
14999 to objc_build_throw_stmt.
15000 (c_parser_condition): Fold expression.
15001 (c_parser_asm_operands): Fold expression.
15002 (c_parser_conditional_expression): Use c_save_expr. Update call
15003 to build_conditional_expr.
15004 (c_parser_alignof_expression): Update call to groktypename.
15005 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15006 original_code. Fold expression argument of va_arg. Create
15007 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15008 argument to va_arg. Update calls to groktypename. Fold array
15009 index for offsetof. Verify that first argument to
15010 __builtin_choose_expr has integer type.
15011 (c_parser_postfix_expression_after_paren_type): Update calls to
15012 groktypename and build_compound_literal. Handle expressions with
15013 side effects in type name.
15014 (c_parser_postfix_expression_after_primary): Update call to
15015 c_parser_expr_list. Set original_code for calls to
15016 __builtin_constant_p.
15017 (c_parser_expr_list): Take extra parameter fold_p. Fold
15018 expressions if requested.
15019 (c_parser_objc_type_name): Update call to groktypename.
15020 (c_parser_objc_synchronized_statement): Fold expression.
15021 (c_parser_objc_receiver): Fold expression.
15022 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15023 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15024 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15025 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15026 (struct c_typespec): Add elements expr and expr_const_operands.
15027 (struct c_declspecs): Add elements expr and expr_const_operands.
15028 (groktypename, build_conditional_expr, build_compound_literal):
15030 (in_late_binary_op): Declare.
15031 * c-typeck.c (note_integer_operands): New function.
15032 (in_late_binary_op): New variable.
15033 (decl_constant_value_for_broken_optimization): Move to c-common.c
15034 and rename to decl_constant_value_for_optimization.
15035 (default_function_array_conversion): Do not strip nops.
15036 (default_conversion): Do not call
15037 decl_constant_value_for_broken_optimization.
15038 (build_array_ref): Do not fold result.
15039 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15040 result when operand is a VLA.
15041 (c_expr_sizeof_type): Update call to groktypename. Handle
15042 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15043 result when operand names a VLA type.
15044 (build_function_call): Update call to build_compound_literal.
15045 Only fold result for calls to __builtin_* functions. Strip
15046 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15047 the function designator.
15048 (convert_arguments): Fold arguments. Update call to
15049 convert_for_assignment.
15050 (build_unary_op): Handle increment and decrement of
15051 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15052 decrement earlier. Fold operand of increment and decrement.
15053 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15054 built for integer operand. Wrap returns that are INTEGER_CSTs
15055 without being integer constant expressions or that have integer
15056 constant operands without being INTEGER_CSTs.
15057 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15058 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15059 result is an integer constant expression or can be used in
15060 unevaluated parts of one and avoid folding and wrap as
15061 appropriate. Fold operands before possibly doing -Wsign-compare
15063 (build_compound_expr): Wrap result for C99 if operands can be used
15064 in integer constant expressions.
15065 (build_c_cast): Update call to digest_init. Do not ignore
15066 overflow from casting floating-point constants to integers. Wrap
15067 results that could be confused with integer constant expressions,
15068 null pointer constants or floating-point constants.
15069 (c_cast_expr): Update call to groktypename. Handle expressions
15070 included in type name.
15071 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15072 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15073 Update calls to convert_for_assignment.
15074 (convert_for_assignment): Take new parameter
15075 null_pointer_constant. Do not strip nops or call
15076 decl_constant_value_for_broken_optimization. Set
15077 in_late_binary_op for conversions to boolean.
15078 (store_init_value): Update call to digest_init.
15079 (digest_init): Take new parameter null_pointer_constant. Do not
15080 call decl_constant_value_for_broken_optimization. pedwarn for
15081 initializers not constant expressions. Update calls to
15082 convert_for_assignment.
15083 (constructor_nonconst): New.
15084 (struct constructor_stack): Add nonconst element.
15085 (really_start_incremental_init, push_init_level, pop_init_level):
15086 Handle constructor_nonconst and nonconst element.
15087 (set_init_index): Call constant_expression_warning for array
15089 (output_init_element): Fold value. Set constructor_nonconst as
15090 applicable. pedwarn for initializers not constant expressions.
15091 Update call to digest_init. Call constant_expression_warning
15092 where constant initializers are required.
15093 (process_init_element): Use c_save_expr.
15094 (c_finish_goto_ptr): Fold expression.
15095 (c_finish_return): Fold return value. Update call to
15096 convert_for_assignment.
15097 (c_start_case): Fold switch expression.
15098 (c_process_expr_stmt): Fold expression.
15099 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15100 ensure statement expression is not evaluated in constant expression.
15101 (build_binary_op): Track whether results are integer constant
15102 expressions or may occur in such, disable folding and wrap results
15103 as applicable. Fold operands for -Wsign-compare warnings unless
15105 (c_objc_common_truthvalue_conversion): Handle results folded to
15106 integer constants that are not integer constant expressions.
15107 * doc/extend.texi: Document when typeof operands are evaluated,
15108 that condition of __builtin_choose_expr is an integer constant
15109 expression, and more about use of __builtin_constant_p in
15112 2009-03-29 Richard Guenther <rguenther@suse.de>
15114 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15115 propagate addresses of array references.
15117 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15119 * regmove.c (perhaps_ends_bb_p): Remove.
15120 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15121 from INSN and check that the main loop stays within that basic block.
15122 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15123 (regmove_forward_pass): Split out from regmove_optimize. Use
15124 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15125 (regmove_backward_pass): Split out from regmove_optimize. Use
15126 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15127 (regmove_optimize): Simplify.
15129 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15132 * config/i386/i386.c (classify_argument): Ignore flexible array
15133 member in struct and warn ABI change.
15135 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15137 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15139 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15140 (ix86_adjust_cost): Updated.
15142 2009-03-29 Jan Hubicka <jh@suse.cz>
15144 PR middle-end/28850
15145 * tree-pass.h (pass_cleanup_eh): New function.
15146 (remove_unreachable_regions): Break code handling RTL
15147 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15148 that can not be reached by runtime.
15149 (can_be_reached_by_runtime): New function.
15150 (label_to_region_map): New function.
15151 (num_eh_regions): New function.
15152 (rtl_remove_unreachable_regions): New function.
15153 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15154 (remove_eh_region): New function.
15155 * except.h: Include sbitmap and vecprim.
15156 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15157 num_eh_regions): Declare.
15158 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15159 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15160 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15161 (tree_empty_eh_handler_p): New function.
15162 (cleanup_empty_eh): New function.
15163 (cleanup_eh): New function.
15164 (pass_cleanup_eh): New function.
15166 2009-03-29 Jan Hubicka <jh@suse.cz>
15168 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15169 for removed regions.
15171 2009-03-29 Jan Hubicka <jh@suse.cz>
15173 * except.c (dump_eh_tree): Dump all datastructures.
15175 2009-03-29 Jan Hubicka <jh@suse.cz>
15177 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15178 (duplicate_eh_regions_1): Likewise.
15179 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15180 vector; call EH verification.
15181 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15182 Be ready for region being removed.
15184 2009-03-29 Jan Hubicka <jh@suse.cz>
15186 * bitmap.c (bitmap_last_set_bit): New function.
15187 * bitmap.h (bitmap_last_set_bit): Declare.
15189 2009-03-29 David Ayers <ayers@fsfe.org>
15192 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15193 by calling objc_compare_types and surpress warnings about
15194 incompatible C pointers that are compatible ObjC pointers.
15196 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15198 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15199 call initialize_inline_failed.
15200 (initialize_inline_failed): Move it from here ...
15201 * cgraph.c (initialize_inline_failed): ... to here.
15202 (cgraph_create_edge): Call initialize_inline_failed rather than
15203 setting inline_failed directly.
15205 2009-03-29 Ben Elliston <bje@au.ibm.com>
15208 * sysv4.opt (msdata): Improve comment.
15209 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15210 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15212 2009-03-29 Ben Elliston <bje@au.ibm.com>
15215 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15216 load and store attributes.
15218 2009-03-29 Ben Elliston <bje@au.ibm.com>
15220 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15221 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15222 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15223 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15224 __builtin_infq and __builtin_huge_valq.
15226 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15228 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15230 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15231 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15233 2009-03-28 Xinliang David Li <davidxl@google.com>
15235 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15236 (do_dbg_cnt): New function.
15238 2009-03-28 Jan Hubicka <jh@suse.cz>
15240 Merge from pretty-ipa:
15242 2009-03-27 Jan Hubicka <jh@suse.cz>
15244 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15245 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15246 * passes.c (function_called_by_processed_nodes_p): New.
15247 * ipa-pure-const.c (check_call): Fix handling of operands.
15248 (analyze_function): Dump debug output for skipped bodies.
15249 (local_pure_const): Use function_called_by_processed_nodes_p.
15250 * dwarf2out.c (reference_to_unused): Use output.
15251 * passes.c (do_per_function_toporder): Likewise.
15253 2008-11-12 Jan Hubicka <jh@suse.cz>
15255 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15256 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15257 state_set_in_source enum
15258 (check_decl): Ignore memory tags; do not set fake looping flags;
15260 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15261 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15262 (check_call, analyze_function): Rewrite.
15264 (add_new_function): Update call of analyze_function.
15265 (generate_summary): Add call of analyze_function.
15266 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15267 (local_pure_const): New function.
15268 (pass_local_pure_const): New pass.
15269 * ipa-inline.c (inline_transform): Set after_inlining.
15270 * tree-eh.c (stmt_can_throw_external): New.
15271 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15272 work with aliasing built.
15273 * tree-flow.h (stmt_can_throw_external): New.
15274 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15275 and local pure/const pass in early and late optimization queue.
15277 2009-03-28 Martin Jambor <mjambor@suse.cz>
15279 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15281 (fold_binary): Allow function decl aligment consideration is the
15282 second argument is integer constant one.
15283 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15284 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15285 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15287 2009-03-28 Jan Hubicka <jh@suse.cz>
15289 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15290 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15291 * function.h (rtl_data): Add nothrow flag.
15292 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15293 set DECL_NOTHROW for AVAILABLE functions.
15295 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15297 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15298 following vector keyword has expansion starting with pixel or bool
15299 keyword, expand vector to __vector and pixel or bool to __pixel or
15303 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15304 warn_if_disallowed_function_p): Removed.
15305 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15306 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15307 warning_if_disallowed_function_p.
15308 * flags.h (warn_if_disallowed_function_p,
15309 warn_disallowed_functions): Removed.
15310 * common.opt (Wdisallowed-function-list=): Removed.
15311 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15313 2009-03-28 Richard Guenther <rguenther@suse.de>
15315 PR tree-optimization/38723
15316 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15319 2009-03-28 Jan Hubicka <jh@suse.cz>
15321 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15322 test introduced by my previous patch.
15324 2009-03-28 Richard Guenther <rguenther@suse.de>
15326 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15327 the PHIs value undefined.
15329 2009-03-28 Jan Hubicka <jh@suse.cz>
15331 * tree-pass.h (pass_fixup_cfg): New pass.
15332 * ipa-inline.c (inline_transform): Set
15333 always_inline_functions_inlined/after_inlining.
15334 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15335 (pass_fixup_cfg): New pass.
15336 * passes.c (init_optimization_passes): Add fixup_cfg.
15338 2009-03-28 Richard Guenther <rguenther@suse.de>
15340 PR tree-optimization/38458
15341 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15342 argument use the arguments copy-of value.
15344 2009-03-28 Richard Guenther <rguenther@suse.de>
15346 PR tree-optimization/38180
15347 * tree-ssa-ccp.c (get_default_value): Simplify.
15348 (likely_value): Likewise.
15349 (surely_varying_stmt_p): Properly handle VOP case.
15350 (ccp_initialize): Likewise.
15351 (ccp_fold): Handle propagating through *&.
15352 (fold_const_aggregate_ref): Also handle decls.
15354 2009-03-28 Jan Hubicka <jh@suse.cz>
15356 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15357 * cgraph.h (cgraph_node): Likewise.
15358 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15359 (cgraph_reset_node): Use process flag.
15360 (cgraph_mark_functions_to_output): Likewise.
15361 (cgraph_expand_function): Likewise.
15362 (cgraph_expand_all_functions): Likewise.
15363 (cgraph_output_in_order): Likewise.
15364 * dwarf2out.c (reference_to_unused): Likewise.
15365 * passes.c do_per_function_toporder): Likewise.
15367 2009-03-28 Jan Hubicka <jh@suse.cz>
15369 Bring from lto-branch:
15371 2008-09-03 Doug Kwan <dougkwan@google.com>
15373 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15374 enums instead of reason strings.
15375 * cgraph.c (cgraph_create_edge): Same.
15376 (cgraph_inline_failed_string): New function.
15377 * cgraph.h (cgraph_inline_failed_t): New enum type.
15378 (cgraph_inline_failed_string): New prototype.
15379 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15380 char pointer to cgraph_inline_failed_t.
15381 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15382 (cgraph_default_inline_p): Ditto.
15383 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15384 to cgraph_inline_failed_t pointer.
15385 * cif-code.def: New file.
15386 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15388 (cgraph_check_inline_limits): Change type of REASON to pointer to
15389 cgraph_inline_failed_t. Replace reason strings with enums.
15390 (cgraph_default_inline_p): Ditto.
15391 (cgraph_recursive_inlining_p): Ditto.
15392 (update_caller_keys): Change type of FAILED_REASON to
15393 cgraph_inline_failed_t.
15394 (cgraph_set_inline_failed): Change type of REASON to pointer to
15395 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15396 convert enums to strings for text output.
15397 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15398 to be of type cgraph_inline_failed_t. Replace reason strings with
15399 enums. Call cgraph_inline_failed_string to covert enums
15400 to strings for text output.
15401 (cgraph_decide_inlining): Replace reason strings with enums.
15402 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15403 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15405 * tree-inline.c (expand_call_inline): Change type of REASON
15406 to cgraph_inline_failed_t. Replace reason strings with enums.
15407 Call cgraph_inline_failed_string for text output.
15408 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15411 2009-03-28 Jan Hubicka <jh@suse.cz>
15413 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15414 cgraph_clone_node): Remove master clone handling.
15415 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15416 * cgraph.h (master_clone): Remove.
15417 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15418 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15419 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15421 2009-03-28 Jan Hubicka <jh@suse.cz>
15423 * cgraph.c (cgraph_function_body_availability): Functions declared
15424 inline are always safe to assume that it is not going to be replaced.
15426 2009-03-28 Richard Guenther <rguenther@suse.de>
15428 PR tree-optimization/38513
15429 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15430 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15431 EXC_PTR_EXPR and FILTER_EXPR.
15432 (get_ref_from_reference_ops): Likewise.
15434 2009-03-28 Richard Guenther <rguenther@suse.de>
15436 PR tree-optimization/38968
15437 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15438 Use FLOOR_MOD_EXPR to compute misalignment.
15440 2009-03-28 Richard Guenther <rguenther@suse.de>
15442 PR tree-optimization/37795
15443 * tree.h (combine_comparisons): Declare.
15444 * fold-const.c (combine_comparisons): Export.
15445 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15447 (ifcombine_iforif): Use combine_comparisons.
15449 2009-03-28 Jan Hubicka <jh@suse.cz>
15451 * tree-eh.c (inlinable_call_p): New function.
15452 (make_eh_edges): Use it.
15453 (verify_eh_edges): Use it.
15454 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15455 * except.c (reachable_next_level): Add inlinable_function argument
15456 (sjlj_find_directly_reachable_regions): Update.
15457 (add_reachable_handler): Do not set saw_any_handlers.
15458 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15459 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15460 Add new inlinable call parameter.
15461 (can_throw_internal, can_throw_external): Update.
15462 * except.h (can_throw_internal_1, can_throw_external_1,
15463 foreach_reachable_handler): Update declaration.
15465 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15467 * config/arm/t-arm-coff, config/h8300/coff.h,
15468 config/i386/i386-aout.h, config/i386/i386-coff.h,
15469 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15470 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15471 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15472 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15473 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15474 sys-types.h: Remove.
15475 * Makefile.in: Remove protoize and fixproto support and references
15477 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15478 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15480 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15481 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15482 unprotoize$(exeext).
15483 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15484 (.PHONY): Don't depend on proto.
15485 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15486 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15487 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15488 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15489 build/gen-protos.o, build/scan.o, xsys-protos.h,
15490 build/fix-header$(build_exeext), build/fix-header.o,
15491 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15492 stmp-install-fixproto): Remove.
15493 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15494 SYSCALLS.c or fixproto files.
15495 (install-common): Don't install protoize.
15496 (install-headers-tar, install-headers-cpio, install-headers-cp):
15497 Don't depend on $(STMP_FIXPROTO).
15498 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15499 install fixproto files or write out fixproto settings.
15500 (uninstall): Don't uninstall protoize.
15501 * config.gcc (use_fixproto): Remove.
15502 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15503 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15504 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15505 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15506 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15507 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15508 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15509 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15510 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15511 * config/t-vxworks (STMP_FIXPROTO): Remove.
15512 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15513 STMP_FIXPROTO): Remove.
15514 * config.in, configure: Regenerate.
15515 * crtstuff.c (gid_t, uid_t): Don't undefine.
15516 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15517 (arm-*-coff, arm-*-aout: Remove target entries.
15518 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15519 Remove mention of AIX 4.1.
15520 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15521 * doc/invoke.texi (Running Protoize): Remove.
15522 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15523 (Protoize Caveats): Remove.
15524 * tsystem.h: Update comments on headers assumed to exist.
15526 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15528 * genautomata.c: Add a new year to the copyright. Add a new
15530 (struct insn_reserv_decl): Add comments for member bypass_list.
15531 (find_bypass): Remove.
15532 (insert_bypass): New.
15533 (process_decls): Use insert_bypass.
15534 (output_internal_insn_latency_func): Output all bypasses with the
15535 same input insn in one switch case.
15537 * rtl.def (define_bypass): Describe bypass choice.
15538 * doc/md.texi (define_bypass): Ditto.
15540 2009-03-27 Richard Guenther <rguenther@suse.de>
15542 * gimplify.c (mark_addressable): Export.
15543 * tree-flow.h (mark_addressable): Declare.
15544 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15545 * tree-ssa.c (verify_phi_args): Verify that address taken
15546 variables have TREE_ADDRESSABLE set.
15548 2009-03-27 Richard Guenther <rguenther@suse.de>
15550 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15551 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15552 Do not mark decls TREE_ADDRESSABLE.
15553 (build_fold_addr_expr): Adjust.
15554 (fold_addr_expr): Remove.
15555 (fold_unary): Use build_fold_addr_expr.
15556 (fold_comparison): Likewise.
15557 (split_address_to_core_and_offset): Likewise.
15558 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15560 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15561 (gimplify_modify_expr_to_memcpy): Mark source and destination
15563 * omp-low.c (create_omp_child_function): Mark the object decl
15565 (lower_rec_input_clauses): Mark the var we take the address of
15567 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15569 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15571 PR middle-end/39315
15572 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15573 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15575 2009-03-27 Richard Guenther <rguenther@suse.de>
15577 PR tree-optimization/39120
15578 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15580 (handle_lhs_call): Process return constraints. Add escape
15581 constraints if necessary.
15582 (handle_const_call): Fill out return constraints. Make nested
15583 case more precise. Avoid consttmp if possible.
15584 (handle_pure_call): Fill out return constraints. Avoid
15585 callused if possible.
15586 (find_func_aliases): Simplify call handling.
15588 2009-03-27 Richard Guenther <rguenther@suse.de>
15590 PR tree-optimization/39120
15591 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15592 as a representative.
15593 (solve_graph): Do propagate CALLUSED.
15594 (handle_pure_call): Use a scalar constraint from CALLUSED for
15596 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15599 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15602 * c-common.c (handle_aligned_attribute): Properly check alignment
15603 overflow. Use (1U << i) instead of (1 << i).
15605 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15607 * expr.h (get_mem_align_offset): Updated.
15609 * tree.h (tree_decl_common): Change align to "unsigned int" and
15610 move it before pointer_alias_set.
15612 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15613 Jakub Jelinek <jakub@redhat.com>
15616 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15617 gr_register_operand with gr_reg_or_0_operand.
15618 (cmpxchg_rel_di): Likewise.
15619 (sync_lock_test_and_set<mode>): Likewise.
15621 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15623 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15624 (true_regnum): Likewise.
15626 * rtlanal.c (subreg_info): Moved to ...
15627 * rtl.h (subreg_info): Here. New.
15628 (subreg_get_info): New.
15630 * rtlanal.c (subreg_get_info): Make it extern.
15632 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15635 * config/i386/i386.c (ix86_abi): New.
15636 (override_options): Handle -mabi=.
15637 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15638 (ix86_call_abi_override): Likewise.
15639 (init_cumulative_args): Likewise.
15640 (function_arg_advance): Likewise.
15641 (function_arg_64): Likewise.
15642 (function_arg): Likewise.
15643 (ix86_pass_by_reference): Likewise.
15644 (ix86_function_value_regno_p): Likewise.
15645 (ix86_build_builtin_va_list_abi): Likewise.
15646 (setup_incoming_varargs_64): Likewise.
15647 (is_va_list_char_pointer): Likewise.
15648 (ix86_init_machine_status): Likewise.
15649 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15650 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15651 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15652 (ix86_function_abi): Make it static and return enum calling_abi.
15653 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15655 (ix86_fn_abi_va_list): Updated.
15657 * config/i386/i386.h (ix86_abi): New.
15658 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15659 (CONDITIONAL_REGISTER_USAGE): Likewise.
15660 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15661 (machine_function): Likewise.
15663 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15665 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15666 (STACK_BOUNDARY): Likewise.
15667 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15669 * config/i386/i386.opt (mabi=): New.
15671 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15672 return enum calling_abi.
15673 (ix86_function_type_abi): Likewise.
15674 (ix86_function_abi): Removed.
15676 * doc/invoke.texi: Document -mabi= option for x86.
15678 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15680 * builtins.c (real_dconstp): Delete.
15681 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15683 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15684 Jakub Jelinek <jakub@redhat.com>
15687 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15688 (gen_subprogram_die): When a function is explicit, generate the
15689 DW_AT_explicit attribute.
15690 * langhooks.h (struct lang_hooks_for_decls): Add
15691 function_decl_explicit_p langhook.
15692 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15693 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15695 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15697 * builtins.c (fold_builtin_memory_op): Optimize memmove
15698 into memcpy if we can prove source and destination don't overlap.
15700 * tree-inline.c: Include gt-tree-inline.h.
15701 (clone_fn_id_num): New variable.
15702 (clone_function_name): New function.
15703 (tree_function_versioning): Use it.
15704 * Makefile.in (GTFILES): Add tree-inline.c.
15706 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15708 * BASE-VER: Change to 4.5.0.
15710 2009-03-27 Xinliang David Li <davidxl@google.com>
15712 PR tree-optimization/39557
15713 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15715 2009-03-27 Xinliang David Li <davidxl@google.com>
15717 PR tree-optimization/39548
15718 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15721 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15723 * c-common.c (pointer_int_sum): Use %wd on return from
15726 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15728 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15729 on return from tree_low_cst.
15731 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15734 * ginclude/stdarg.h (va_copy): Define also for
15735 __GXX_EXPERIMENTAL_CXX0X__.
15737 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15740 * builtins.h (c_strlen): Do not warn here.
15741 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15742 * c-common.c (pointer_int_sum): Take an explicit location.
15743 Warn about offsets out of bounds.
15744 * c-common.h (pointer_int_sum): Adjust declaration.
15746 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15748 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15751 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15754 * opts.c (warn_if_disallowed_function_p): Don't assume
15755 get_callee_fndecl must return non-NULL.
15757 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15759 PR rtl-optimization/39522
15760 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15761 when reg_reloaded_valid is set.
15763 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15765 * config/spu/divv2df3.c: New file.
15766 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15767 (DPBIT_FUNCS): Filter out _div_df.
15769 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15771 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15772 a jump insn, count that jump in the distance to the loop start.
15774 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15777 * config/sh/sh.c (calc_live_regs): Fix condition for global
15778 registers except PIC_OFFSET_TABLE_REGNUM.
15780 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15783 * doc/invoke.texi (-mconsole): New.
15785 (-mno-cygwin): New.
15787 (-mnop-fun-dllimport): New.
15791 (sub section "i386 and x86-64 Windows Options"): New.
15793 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15795 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15796 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15798 2009-03-25 Richard Guenther <rguenther@suse.de>
15800 PR middle-end/39497
15801 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15804 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15806 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15807 neither of haifa/selective schedulers are working.
15809 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15811 * doc/invoke.texi (Debugging Options): Fix description of
15812 -fno-merge-debug-strings.
15814 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15816 * config/cris/libgcc.ver: New version-script.
15817 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15819 * configure.ac <GAS features, nop mnemonic>: Add pattern
15820 crisv32-*-* for "nop".
15821 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15822 * configure: Regenerate.
15824 2009-03-24 Ira Rosen <irar@il.ibm.com>
15826 PR tree-optimization/39529
15827 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15828 mark_sym_for_renaming for the tag copied to the new vector
15831 2009-03-24 Arthur Loiret <aloiret@debian.org>
15833 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15834 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15835 EXTRA_SPEC_FUNCTIONS.
15836 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15837 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15838 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15839 -march and -mtune options.
15841 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15843 * config/m68k/t-rtems: Add m5329 multilib.
15845 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15846 Jakub Jelinek <jakub@redhat.com>
15849 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15852 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15855 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15856 instead of c_parser_expression_conv, if original_code isn't one of the
15857 4 allowed comparison codes, fail.
15859 2009-03-23 Richard Guenther <rguenther@suse.de>
15861 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15862 * tree.h (struct tree_type): Likewise.
15863 * reload.h (struct insn_chain): Likewise.
15864 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15865 * function.h (struct function): Likewise.
15866 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15868 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15870 PR tree-optimization/39516
15871 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15873 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15875 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15876 should be set true if BITS_PER_WORD of target is bigger than 32
15878 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15880 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15881 Translate -B-options to -rpath-link. Correct existing
15882 rpath-link and conditionalize on !nostdlib.
15884 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15886 * doc/extend.texi (Function Attributes, Variable Attributes):
15888 * doc/invoke.texi (Debugging Options, Optimize Options)
15889 (i386 and x86-64 Options, MCore Options): Likewise.
15891 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15894 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15895 it for block local namespace aliases.
15896 (gen_decl_die): Pass context_die to gen_namespace_die.
15898 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15901 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15902 minimum or maximum value.
15904 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15906 * reginfo.c (globalize_reg): Recompute derived reg sets.
15908 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15911 * libgcc2.c (mprotect): Do not use signed arguments for
15912 VirtualProtect, use DWORD arguments. Also fix the 'may
15913 be used uninitialized' warning for the np variable.
15915 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15918 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15919 functions using regparm calling conventions when not optimizing.
15920 (ix86_function_sseregparm): Similarly for sseregparm calling
15923 2009-03-19 Li Feng <nemokingdom@gmail.com>
15925 PR middle-end/39500
15926 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15927 dependence if the first conflict is after niter iterations.
15929 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15931 PR middle-end/38609
15932 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15933 functions with dynamic stack-pointer adjustments.
15935 2009-03-19 Ben Elliston <bje@au.ibm.com>
15937 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15938 option; change to -msdata=data.
15940 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15942 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15945 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15948 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15950 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15952 * doc/invoke.texi (Code Gen Options): Expand discussion of
15955 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15957 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15958 * matrix-reorg.c (struct matrix_info): Likewise.
15959 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15960 * rtl.h (struct mem_attrs): Likewise.
15961 * df.h (struct df): Likewise.
15962 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15963 * ira-int.h (struct ira_allocno): Likewise.
15964 * df-scan.c (struct df_collection_rec): Likewise.
15965 * ira.c (struct equivalence): Likewise.
15966 * function.c (struct temp_slot): Likewise.
15967 * cfgloop.h (struct loop): Likewise.
15970 * function.c (use_register_for_decl): When not optimizing, disregard
15971 register keyword for variables with types containing methods.
15973 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15975 PR middle-end/39447
15976 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15977 (is_simple_operand): Call contains_component_ref_p before calling data
15978 reference analysis that would fail on COMPONENT_REFs.
15980 * tree-vrp.c (search_for_addr_array): Fix formatting.
15982 2009-03-18 Richard Guenther <rguenther@suse.de>
15984 * tree-vect-transform.c (vect_loop_versioning): Fold the
15985 generated comparisons.
15986 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15987 (slpeel_tree_peel_loop_to_edge): Likewise.
15989 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15991 PR middle-end/37805
15992 * opts.c (print_specific_help): In addition to `undocumented',
15993 accept `separate' and `joined' flags if passed alone. Describe
15994 output by the first matched one of those.
15995 (common_handle_option): Skip over empty strings.
15996 * gcc.c (display_help): Fix help string for `--help='.
15997 * doc/invoke.texi (Option Summary, Overall Options): With
15998 `--help=', classes and qualifiers can both be repeated, but
15999 only the latter can be negated. One should not pass only
16000 negated qualifiers. Fix markup and examples.
16003 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16004 PR middle-end/37805
16005 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16006 and -fhelp=separate.
16008 2009-03-17 Jing Yu <jingyu@google.com>
16010 PR middle-end/39378
16011 * function.h (struct rtl_data): Move is_thunk from here...
16012 (struct function): ...to here.
16013 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16014 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16016 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16018 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16019 (alpha_output_function_end_prologue): Likewise.
16020 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16021 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16022 (rs6000_output_function_epilogue): Likewise.
16023 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16025 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16028 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16029 from different units in a single alternative.
16030 (*truncdfsf_i387): Ditto.
16031 (*truncxfsf2_mixed): Ditto.
16032 (*truncxfdf2_mixed): Ditto.
16034 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16036 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16037 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16040 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16041 unused non-artificial variables when not optimizing.
16044 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16045 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16046 NAMESPACE_DECL in its DECL_INITIAL.
16048 PR middle-end/39443
16049 * optabs.c (set_user_assembler_libfunc): New function.
16050 * expr.h (set_user_assembler_libfunc): New prototype.
16051 * c-common.c: Include libfuncs.h.
16052 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16053 for memcmp, memset, memcpy, memmove and abort.
16054 * Makefile.in (c-common.o): Depend on libfuncs.h.
16057 * dwarf2out.c (gen_inlined_enumeration_type_die,
16058 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16059 gen_tagged_type_instantiation_die): Removed.
16060 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16063 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16066 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16068 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16069 (check-parallel-%): Ditto.
16070 (check-consistency): Ditto.
16072 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16074 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16075 local variable rhs by NULL_TREE.
16077 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16080 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16082 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16085 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16087 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16090 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16091 for ms->sysv ABI calls only in 64bit mode.
16093 * config/i386/i386.md (untyped_call): Support 32bit.
16095 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16097 * doc/extend.texi: Replace x86_65 with x86_64.
16099 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16101 PR tree-optimization/39455
16102 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16103 mismatches for POINTER_TYPE_P (type).
16104 (number_of_iterations_le): Likewise.
16106 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16108 * config/picochip/picochip.c: Removed profiling support.
16109 * config/picochip/picochip.md: Removed profiling instruction.
16110 * config/picochip/picochip.h: Removed profiling builtin.
16112 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16114 * doc/install.texi (--with-host-libstdcxx): Document.
16116 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16119 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16120 generate a warning if the function name does not begin with
16121 "__vector" and the function has either the 'signal' or 'interrupt'
16122 attribute, from here to ...
16123 (avr_declare_function_name): ...here. New function.
16124 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16125 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16127 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16130 * cse.c (fold_rtx): Don't modify original const_arg1 when
16131 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16132 separate variable instead.
16133 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16134 from out of range shift counts.
16135 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16137 2009-03-13 Catherine Moore <clm@codesourcery.com>
16139 * config/i386/x-mingw32 (host-mingw32.o): Replace
16140 diagnostic.h with $(DIAGNOSTIC_H).
16142 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16145 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16147 * config/i386/sync.md (sync_compare_and_swap<mode>,
16148 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16149 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16151 (sync_double_compare_and_swapdi_pic,
16152 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16153 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16155 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16158 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16160 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16163 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16164 (avx_addsubv4df3): Likewise.
16165 (*avx_addsubv4sf3): Likewise.
16166 (sse3_addsubv4sf3): Likewise.
16168 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16171 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16173 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16176 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16177 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16178 registers for allocnos created from user-defined variables.
16180 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16183 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16184 of non-integer mode as well.
16186 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16188 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16189 for functions for which the parameter types are unknown.
16191 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16194 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16195 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16196 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16197 * config/i386/i386.c (ix86_local_alignment): For
16198 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16199 long long variables on the stack to avoid dynamic realignment.
16200 Allow the first argument to be a decl rather than type.
16201 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16203 2009-03-11 Nick Clifton <nickc@redhat.com>
16206 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16208 Add description to mno-lsim option.
16209 * config/mcore/mcore.h: Remove comment about deprecated m4align
16211 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16212 * doc/invoke.texi: Add description of mno-lsim and
16213 mstack-increment options.
16215 * config/fr30/fr30.opt: Document the -mno-lsim option.
16216 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16217 and -mno-lsim options.
16219 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16221 * fold-const.c (fold_comparison): Only call fold_inf_compare
16222 if the mode supports infinities.
16224 2009-03-11 Jason Merrill <jason@redhat.com>
16227 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16228 end already did. Notice GIMPLE_CALL modifications of the result.
16229 Don't copy debug information from an ignored decl or a decl from
16232 2009-03-10 Richard Guenther <rguenther@suse.de>
16233 Nathan Froyd <froydnj@codesourcery.com>
16235 PR middle-end/37850
16236 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16237 (__divMODE3): Likewise.
16239 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16241 PR tree-optimization/39394
16242 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16243 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16245 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16247 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16248 inline asms for register asm ("") declarations.
16250 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16252 * fold-const.c (fold_unary): Fix comment.
16254 2009-03-07 Jan Hubicka <jh@suse.cz>
16257 * tree-inline.c (setup_one_parameter): Do replacement of const
16258 argument by constant in SSA form.
16260 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16262 PR middle-end/38028
16263 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16264 determine alignment passed to assign_stack_local.
16265 (assign_parms_unsplit_complex): Likewise.
16266 * except.c (sjlj_build_landing_pads): Likewise.
16268 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16270 PR middle-end/39360
16271 * tree-flow.h (add_referenced_var): Return bool instead of void.
16272 * tree-dfa.c (add_referenced_var): Return result of
16273 referenced_var_check_and_insert call.
16274 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16275 of referenced_var_check_and_insert.
16278 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16279 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16280 DIE, don't emit it if abstract origin already has it.
16281 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16282 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16284 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16286 * genpreds.c (needs_variable): Fix parentheses at variable name
16288 (write_tm_constrs_h): Indent generated code.
16290 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16292 * doc/extend.texi (Function Attributes): Add documentation
16293 for isr attributes.
16295 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16298 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16299 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16301 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16303 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16306 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16309 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16310 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16312 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16314 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16315 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16316 constants instead of magic numbers.
16317 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16319 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16320 (x86_64_ms_abi_int_parameter_registers): Ditto.
16321 (x86_64_int_return_registers): Ditto.
16322 (ix86_maybe_switch_abi): Ditto.
16323 (ix86_expand_call): Ditto for clobbered_registers array.
16324 (ix86_hard_regno_mode_ok): Ditto.
16325 (x86_extended_QIreg_mentioned_p): Ditto.
16327 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16329 PR tree-optimization/39349
16330 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16332 * combine.c (gen_lowpart_for_combine): Use omode when generating
16335 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16337 PR rtl-optimization/39235
16338 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16340 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16342 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16344 2009-03-04 Richard Guenther <rguenther@suse.de>
16346 PR tree-optimization/39362
16347 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16348 that occur in abnormal PHIs should be varying.
16350 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16352 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16354 (simple_iv): Take loop as an argument instead of statement.
16355 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16356 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16358 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16360 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16361 * matrix-reorg.c (analyze_transpose): Ditto.
16362 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16363 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16364 * tree-predcom.c (ref_at_iteration): Ditto.
16365 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16367 2009-03-04 Richard Guenther <rguenther@suse.de>
16369 PR tree-optimization/39358
16370 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16371 escaped_id and callused_id.
16372 (solve_graph): Likewise.
16374 2009-03-04 Richard Guenther <rguenther@suse.de>
16376 PR tree-optimization/39339
16377 * tree-sra.c (try_instantiate_multiple_fields): Make it
16378 no longer ICE on the above.
16380 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16382 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16383 that fits within Pmode.
16385 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16387 PR middle-end/10109
16388 * tm.texi (LIBCALL_VALUE): Update description.
16390 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16392 PR middle-end/34443
16393 * doc/extend.texi (section): Update description.
16395 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16397 PR middle-end/39345
16398 * tree-inline.c (remapped_type): New.
16399 (can_be_nonlocal): Call remapped_type instead of remap_type.
16401 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16404 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16405 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16407 2009-03-03 Richard Guenther <rguenther@suse.de>
16409 PR middle-end/39272
16410 * tree.c (tree_nonartificial_location): New function.
16411 * tree.h (tree_nonartificial_location): Declare.
16412 * builtins.c (expand_builtin_memory_chk): Provide location
16413 of the call location for artificial function pieces.
16414 (maybe_emit_chk_warning): Likewise.
16415 (maybe_emit_sprintf_chk_warning): Likewise.
16416 (maybe_emit_free_warning): Likewise.
16417 * expr.c (expand_expr_real_1): Likewise.
16419 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16421 PR tree-optimization/39343
16422 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16423 COMPONENT_REF t has ARRAY_TYPE.
16425 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16427 PR middle-end/39335
16428 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16429 when the type precision of the induction variable should be
16430 larger than the type precision of nit.
16431 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16432 * graphite.c (graphite_loop_normal_form): Same.
16433 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16435 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16437 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16438 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16439 numbers to describe clobbered registers.
16440 (*call_value_0_rex64_ms_sysv): Ditto.
16441 * config/i386/mmx.md (mmx_emms): Ditto.
16442 (mmx_femms): Ditto.
16444 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16446 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16449 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16451 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16452 (spu_section_type_flags): New function.
16454 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16456 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16457 reg_class_contents of FLOAT_REGS into a temporary.
16459 2009-03-02 Richard Guenther <rguenther@suse.de>
16460 Ira Rosen <irar@il.ibm.com>
16462 PR tree-optimization/39318
16463 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16464 information to the vectorized statement.
16466 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16468 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16469 variable. Use defined names instead of magic constants for REX SSE
16472 2009-03-01 Richard Guenther <rguenther@suse.de>
16474 PR tree-optimization/39331
16475 * omp-low.c (lower_send_shared_vars): Do not receive new
16476 values for the reference of DECL_BY_REFERENCE parms or results.
16478 2009-03-01 Jan Hubicka <jh@suse.cz>
16481 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16482 BLOCK_NONLOCALIZED_VAR): New macros.
16483 (tree_block): Add nonlocalized_vars.
16484 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16485 gen_decl_die): Add origin argument. Allow generation of die with
16486 origin at hand only.
16487 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16488 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16490 (gen_block_die): Fix checking for unused blocks.
16491 (process_scope_var): Break out from .... ; work with origins only.
16492 (decls_for_scope) ... here; process nonlocalized list.
16493 (dwarf2out_ignore_block): Look for nonlocalized vars.
16494 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16496 (dump_scope_block): Dump them.
16497 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16498 (remap_block): Likewise.
16499 (can_be_nonlocal): New predicate.
16500 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16502 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16504 * configure: Regenerate.
16506 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16508 * optc-gen.awk: No need to duplicate option flags twice.
16509 Reuse help texts for duplicate options which do not have any.
16511 * gcc.c (display_help): Document --version.
16513 * gcc.c (main): If print_help_list and verbose_flag, ensure
16514 driver output comes before subprocess output.
16516 * optc-gen.awk: Assign all remaining fields to help string,
16517 space-separated, for multi-line help in *.opt.
16519 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16520 -Wno-pedantic-ms-format is for MinGW targets only.
16522 * doc/options.texi (Option file format): Fix bad indentation,
16523 restoring dropped sentence.
16525 2009-02-28 Jan Hubicka <jh@suse.cz>
16527 * tree-inline.c (tree_function_versioning): Output debug info.
16529 2009-02-28 Jan Hubicka <jh@suse.cz>
16532 * tree-inline.c (setup_one_parameter): Do not copy propagate
16533 arguments when not optimizing.
16535 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16538 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16539 (avx_addsubv4df3): Likewise.
16540 (*avx_addsubv4sf3): Likewise.
16541 (sse3_addsubv4sf3): Likewise.
16542 (*avx_addsubv2df3): Likewise.
16543 (sse3_addsubv2df3): Likewise.
16544 (avx_unpckhps256): Correct item selectors.
16545 (avx_unpcklps256): Likewise.
16546 (avx_unpckhpd256): Likewise.
16547 (avx_unpcklpd256): Likewise.
16549 2009-02-28 Jan Hubicka <jh@suse.cz>
16551 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16553 (copy_arguments_for_versioning): If var is declared don't declare it.
16554 (tree_function_versioning): First setup substitutions and then copy
16557 2009-02-27 Jan Hubicka <jh@suse.cz>
16560 * cgraph.h (varpool_output_debug_info): Remove.
16561 * cgraphunit.c (varpool_output_debug_info): Remove.
16562 * dwarf2out.c (deferred_locations_struct): New struct
16563 (deferred_locations): New type.
16564 (deferred_locations_list): New static var.
16565 (deffer_location): New function.
16566 (gen_variable_die): Use it.
16567 (decls_for_scope): Output info on local static vars.
16568 (dwarf2out_finish): Process deferred locations.
16569 * varpool.c (varpool_output_debug_info): Remove.
16571 2009-02-27 Jan Hubicka <jh@suse.cz>
16574 * tree.h (TREE_PROTECTED): Fix comment.
16575 (BLOCK_HANDLER_BLOCK): Remove.
16576 (struct tree_block): Remove handler_block add body_block.
16577 (inlined_function_outer_scope_p): New.
16578 (is_body_block): Remove.
16579 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16580 * dwarf2out.c (is_inlined_entry_point): Remove.
16581 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16582 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16584 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16585 * gimplify.c (gimplify_expr): Gimplify body blocks.
16586 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16587 block with multiple subblocks.
16588 (dump_scope_block): Prettier output; dump more flags and info.
16589 (dump_scope_blocks): New.
16590 (remove_unused_locals): Use dump_scope_blocks.
16591 * tree-flow.h (dump_scope_blocks): Declare.
16592 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16593 * stmt.c (is_body_block): Remove.
16594 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16595 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16597 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16599 PR middle-end/39308
16600 * graphite.c (graphite_loop_normal_form): Do not call
16601 number_of_iterations_exit from a gcc_assert.
16603 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16605 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16606 jumps if COND is NULL.
16607 (find_cond_jump): New function.
16608 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16609 * config/s390/s390.md: Remove z10_cobra attribute value.
16611 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16613 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16614 force_const_mem returns NULL_RTX.
16616 2009-02-26 Jan Hubicka <jh@suse.cz>
16619 * cgraph.h (varpool_output_debug_info): Remove.
16620 * cgraphunit.c (varpool_output_debug_info): Remove.
16621 * dwarf2out.c (deferred_locations_struct): New struct
16622 (deferred_locations): New type.
16623 (deferred_locations_list): New static var.
16624 (deffer_location): New function.
16625 (gen_variable_die): Use it.
16626 (decls_for_scope): Output info on local static vars.
16627 (dwarf2out_finish): Process deferred locations.
16628 * varpool.c (varpool_output_debug_info): Remove.
16630 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16632 PR rtl-optimization/39241
16633 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16634 to subreg_offset_representable_p.
16636 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16638 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16639 execute function prototype. Get f and nregs from max_reg_num
16640 and get_insns. Remove the first backward pass as it's dead,
16641 guard the forward pass by flag_expensive_optimizations.
16642 (rest_of_handle_regmove): Delete.
16643 (pass_regmove): Replace it with regmove_optimize.
16645 2009-02-25 Martin Jambor <mjambor@suse.cz>
16647 PR tree-optimization/39259
16648 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16649 calls_alloca function flags.
16650 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16651 calls are detected.
16653 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16655 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16656 flags_set_1_rtx, flags_set_1_set): Delete.
16657 (regmove_optimize): Do not call mark_flags_life_zones.
16659 2009-02-24 Julian Brown <julian@codesourcery.com>
16662 * config/arm/arm.c (require_pic_register): Only set
16663 cfun->machine->pic_reg once per function.
16665 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16667 * doc/invoke.texi (Link Options): Document an easier way to pass
16668 options that take arguments to the GNU linker using -Xlinker and -Wl.
16670 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16673 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16675 2009-02-24 Richard Guenther <rguenther@suse.de>
16678 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16680 2009-02-24 Richard Guenther <rguenther@suse.de>
16681 Zdenek Dvorak <ook@ucw.cz>
16683 PR tree-optimization/39233
16684 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16685 from converting them to a generic type.
16687 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16689 PR tree-optimization/39260
16690 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16691 contains a condition with a real type.
16692 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16694 2009-02-23 Jason Merrill <jason@redhat.com>
16697 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16698 narrowing_initializer_constant_valid_p.
16699 (narrowing_initializer_constant_valid_p): Don't return
16700 null_pointer_node for adding a pointer to itself.
16702 2009-02-23 Jan Hubicka <jh@suse.cz>
16705 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16708 2009-02-23 Jan Hubicka <jh@suse.cz>
16710 PR tree-optimization/37709
16711 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16712 * tree.h (block_ultimate_origin): Declare.
16713 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16714 * tree-ssa-live.c (remove_unused_scope_block_p):
16715 Eliminate blocks containig no instructions nor live variables nor
16717 (dump_scope_block): New function.
16718 (remove_unused_locals): Enable removal of dead blocks by default;
16719 enable dumping at TDF_DETAILS.
16721 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16723 * config/i386/i386.c (classify_argument): Don't allow COImode
16725 (function_arg_advance_32): Don't allow OImode.
16726 (function_arg_32): Likewise.
16727 (function_value_32): Likewise.
16728 (return_in_memory_32): Likewise.
16729 (function_arg_64): Remove OImode comment.
16731 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16734 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16735 ix86_expand_vector_set for V4DImode in 64bit mode only.
16736 (ix86_expand_vector_init_one_var): Likewise.
16738 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16740 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16742 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16745 * loop-iv.c: Revert last change.
16746 * emit-rtl.c: Likewise.
16748 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16751 * config/i386/i386.c (type_natural_mode): Remove an extra
16752 space in the warning message.
16753 (function_value_32): Handle 32-byte vector modes.
16754 (return_in_memory_32): Likewise.
16756 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16758 * loop-iv.c (truncate_value): New function.
16759 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16761 (lowpart_subreg): Move to...
16762 * emit-rtl.c: ...here.
16764 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16766 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16767 accidental and undocumented change at revision 140860.
16769 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16771 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16772 take gimple_seq * arguments.
16773 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16774 types_compatible_p langhook.
16776 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16777 Joseph Myers <joseph@codesourcery.com>
16779 * config/arm/arm.c (arm_builtin_va_list): New function.
16780 (arm_expand_builtin_va_start): Likewise.
16781 (arm_gimplify_va_arg_expr): Likewise.
16782 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16783 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16784 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16785 (va_list_type): New variable.
16786 (arm_mangle_type): Mangle va_list_type appropriately.
16788 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16790 PR middle-end/39157
16791 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16792 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16793 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16794 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16795 parameter to 1000 for -O1 by default.
16796 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16798 * loop-invariant.c: Include params.h.
16799 (move_loop_invariants): Don't call move_single_loop_invariants on
16802 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16804 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16805 offset when calculating bounds for indexing stack_usage_map. Fixes
16806 a buffer overflow with certain target setups.
16808 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16811 * calls.c (expand_call): Clear try_tail_call if caller and callee
16812 disagree in promotion of function return value.
16814 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16817 * c-common.c (c_determine_visibility): If visibility changed and
16818 DECL_RTL has been already set, call make_decl_rtl to update symbol
16821 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16824 * varasm.c (assemble_variable): Don't check DECL_NAME when
16825 globalizing a variable.
16827 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16830 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16831 expression before any __builtin_trap call.
16832 * c-typeck.c (build_function_call): Convert and check function
16833 arguments before generating a call to a trap. Evaluate the
16834 function arguments before the trap.
16836 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16839 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16840 (UNSPEC_FXAM_MEM): New unspec.
16841 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16842 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16843 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16845 2009-02-19 Richard Guenther <rguenther@suse.de>
16847 PR tree-optimization/39207
16848 PR tree-optimization/39074
16849 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16850 storedanything_tree): New.
16851 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16852 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16853 (build_succ_graph): Add edges from STOREDANYTHING to all
16855 (init_base_vars): Initialize STOREDANYTHING.
16856 (compute_points_to_sets): Free substitution info after
16857 building the succ graph.
16858 (ipa_pta_execute): Likewise.
16860 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16862 (do_ds_constraint): Do not add to special var or non-pointer
16864 (type_could_have_pointers): Split out from ...
16865 (could_have_pointers): ... here. For arrays use the element type.
16866 (create_variable_info_for): Initialize may_have_pointers.
16867 (new_var_info): Likewise.
16868 (handle_lhs_call): Make the HEAP variable unknown-sized.
16869 (intra_create_variable_infos): Use a type with pointers for
16870 PARM_NOALIAS, make it unknown-sized.
16872 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16875 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16877 2009-02-18 Jason Merrill <jason@redhat.com>
16880 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16881 value if DECL_EXTERNAL.
16882 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16883 * target.h (gcc_target::binds_local_p): Clarify "module".
16884 * tree.h (TREE_PUBLIC): Clarify "module".
16886 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16889 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16890 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16892 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16895 * c.opt (Wabi): Support C and ObjC.
16898 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16900 * config/i386/i386.c (classify_argument): Warn once about the ABI
16901 change when passing union with long double.
16903 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16905 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16908 * c-parser.c (c_parser_compound_statement): Always enter and leave
16911 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16914 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16916 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16918 PR tree-optimization/36922
16919 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16920 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16923 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16925 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16928 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16930 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16932 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16934 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16937 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16938 Richard Sandiford <rdsandiford@googlemail.com>
16940 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16941 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16942 (loongson_biadd): ...this.
16944 2009-02-17 Richard Guenther <rguenther@suse.de>
16946 PR tree-optimization/39202
16947 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16948 a var make sure to follow existing collapses.
16950 2009-02-17 Richard Guenther <rguenther@suse.de>
16952 PR middle-end/39214
16953 * langhooks.c (lhd_print_error_function): Check for NULL block.
16955 2009-02-17 Richard Guenther <rguenther@suse.de>
16957 PR tree-optimization/39204
16958 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16961 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16963 * config/soft-fp/double.h: Update from glibc CVS.
16965 2009-02-17 Richard Guenther <rguenther@suse.de>
16967 PR tree-optimization/39207
16968 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16969 strict-aliasing warnings for pointers pointing to NULL.
16971 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16974 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16975 skipping until next close brace.
16977 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16980 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16981 to function argument boundary.
16983 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16985 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16986 in the lea_add. Reload eventually constraints it properly.
16987 * config/picochip/constraints.md: Remove the target constraint
16988 "b", since it is not needed anymore.
16990 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16992 * gthr-dce.h: Uglify function parameter and local variable names.
16993 * gthr-gnat.h: Likewise.
16994 * gthr-mipssde.h: Likewise.
16995 * gthr-nks.h: Likewise.
16996 * gthr-posix95.h: Likewise.
16997 * gthr-posix.h: Likewise.
16998 * gthr-rtems.h: Likewise.
16999 * gthr-single.h: Likewise.
17000 * gthr-solaris.h: Likewise.
17001 * gthr-tpf.h: Likewise.
17002 * gthr-vxworks.h: Likewise.
17003 * gthr-win32.h: Likewise.
17005 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17008 * config/i386/i386.md: Restrict the new peephole2 to move
17009 between MMX/SSE registers.
17011 2009-02-15 Richard Guenther <rguenther@suse.de>
17014 2009-02-13 Richard Guenther <rguenther@suse.de>
17016 * configure.ac: Enable LFS.
17017 * configure: Re-generate.
17018 * config.in: Likewise.
17020 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17022 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17023 spu_srqwbyte, spu_srqwbytebc): Define.
17024 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17025 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17026 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17027 "shrqby_<mode>"): New insn-and-split patterns.
17028 * config/spu/spu.c (expand_builtin_args): Determine and return
17029 number of operands using spu_builtin_description data.
17030 (spu_expand_builtin_1): Use it.
17032 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17035 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17038 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17041 * config/i386/i386.c (override_options): Correct warning
17042 messages for -malign-loops, -malign-jumps and -malign-functions.
17044 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17047 * config/i386/i386.md: Restrict the new peephole2 to move
17048 between the general purpose registers.
17050 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17053 * config/i386/i386.c (type_natural_mode): Add a new argument.
17054 Return the original mode and warn ABI change if vector size is 32byte.
17055 (function_arg_advance): Updated.
17056 (function_arg): Likewise.
17057 (ix86_function_value): Likewise.
17058 (ix86_return_in_memory): Likewise.
17059 (ix86_sol10_return_in_memory): Likewise.
17060 (ix86_gimplify_va_arg): Likewise.
17061 (function_arg_32): Don't warn ABX ABI change here.
17062 (function_arg_64): Likewise.
17064 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17066 * loop-iv.c (implies_p): In the final case, test that operands 0
17067 of the two comparisons match.
17069 * config/bfin/bfin.c (find_prev_insn_start): New function.
17070 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17071 (find_next_insn_start): Move.
17073 2009-02-13 Richard Guenther <rguenther@suse.de>
17075 * configure.ac: Enable LFS.
17076 * configure: Re-generate.
17077 * config.in: Likewise.
17079 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17082 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17083 sizes on syntax error after some arguments have been parsed.
17085 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17087 * doc/invoke.texi (-fira): Remove.
17089 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17091 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17092 * recog.c: Likewise.
17095 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17097 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17098 (umul_ppmm): Likewise.
17099 (count_leading_zeros): Likewise.
17100 (count_trailing_zeros): Likewise.
17101 (UMUL_TIME): Likewise.
17103 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17105 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17106 soft-fp/t-softfp to tmake_file.
17108 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17109 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17110 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17111 IA64_BUILTIN_INFQ]: New.
17112 (ia64_init_builtins): Initialize __builtin_infq,
17113 __builtin_fabsq and __builtin_copysignq if not HPUX.
17114 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17115 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17117 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17119 (__fixtfti): Likewise.
17120 (__fixunstfti): Likewise.
17121 (__floattitf): Likewise.
17123 * config/ia64/libgcc-glibc.ver: New.
17124 * config/ia64/t-fprules-softfp: Likewise.
17125 * config/ia64/sfp-machine.h: Likewise.
17127 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17128 (LIBGCC2_TF_CEXT): Likewise.
17129 (TF_SIZE): Likewise.
17130 (TARGET_INIT_LIBFUNCS): Likewise.
17132 * config/ia64/t-glibc (SHLINB_MAPFILES):
17133 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17135 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17137 * config/i386/i386.c (construct_container): Rewrite processing
17138 BLKmode with X86_64_SSE_CLASS.
17140 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17143 * config/i386/i386.md: Replace simplify_replace_rtx with
17144 replace_rtx in the new peephole2.
17146 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17148 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17149 loop unrolling do not happen at -O2.
17151 2009-02-12 Michael Matz <matz@suse.de>
17153 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17155 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17157 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17160 2009-02-12 Ben Elliston <bje@au.ibm.com>
17162 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17163 patterns when updating the back chain. Missed in the 2009-02-10
17166 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17168 * doc/extend.texi (Decimal Floating Types): Update identifier of
17169 draft TR and list of missing support.
17171 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17173 PR middle-end/39154
17174 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17175 bit to variable length decl's flags, add it also to its
17176 pointer replacement variable.
17178 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17179 Jakub Jelinek <jakub@redhat.com>
17182 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17183 (memory_blockage): New expander.
17184 (*memory_blockage): New insn pattern.
17185 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17186 instead of general blockage at the end of function prologue when
17187 frame pointer is used to access red zone area. Do not emit blockage
17188 when profiling, it is emitted in generic code.
17189 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17190 function epilogue when frame pointer is used to access red zone area.
17192 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17195 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17196 by arithmetic with memory operands.
17197 * config/i386/predicates.md (commutative_operator): New.
17199 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17201 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17204 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17206 * alias.h (record_alias_subset): Declare.
17207 * alias.c (record_alias_subset): Make global.
17209 2009-02-10 Nick Clifton <nickc@redhat.com>
17211 * tree-parloops.c: Change license to GPLv3.
17212 * ipa-struct-reorg.c: Change license to GPLv3.
17213 * ipa-struct-reorg.h: Change license to GPLv3.
17215 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17218 * c-decl.c (start_struct): Return NULL on error.
17220 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17222 PR middle-end/39124
17223 * cfgloopmanip.c (remove_path): Call remove_bbs after
17224 cancel_loop_tree, not before it.
17227 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17228 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17229 VAR_DECLs were seen.
17230 * tree-ssa-live.c (remove_unused_locals): Recompute
17231 cfun->has_local_explicit_reg_vars.
17232 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17233 copies or clearings if cfun->has_local_explicit_reg_vars.
17235 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17238 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17239 of function prologue when frame pointer is used to access
17242 2009-02-10 Richard Guenther <rguenther@suse.de>
17244 PR middle-end/39127
17245 * gimplify.c (gimple_regimplify_operands): Always look if
17246 we need to create a temporary.
17248 2009-02-10 Richard Guenther <rguenther@suse.de>
17250 PR tree-optimization/39132
17251 * tree-loop-distribution.c (todo): New global var.
17252 (generate_memset_zero): Trigger TODO_rebuild_alias.
17253 (tree_loop_distribution): Return todo.
17255 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17258 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17259 (x86_64_reg_class_name): Removed.
17260 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17261 first one isn't X86_64_SSE_CLASS or any other ones aren't
17262 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17263 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17264 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17265 and 3 X86_64_SSEUP_CLASS.
17266 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17267 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17269 2009-02-10 Ben Elliston <bje@au.ibm.com>
17271 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17272 form instruction to update the stack back chain word, even if the
17273 user has disabled the generation of update instructions.
17274 (movdi_<mode>_update_stack): New.
17275 (movsi_update_stack): Likewise.
17276 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17277 always use an update form instruction to update the stack back
17280 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17282 PR middle-end/38953
17283 * graphite.c (if_region_set_false_region): After moving a region in
17284 the false branch of a condition, remove the empty dummy basic block.
17285 (gloog): Remove wrong fix for PR38953.
17287 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17289 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17290 generation due to implicit sign extension.
17292 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17294 PR middle-end/38981
17295 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17296 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17298 2009-02-09 Richard Guenther <rguenther@suse.de>
17300 PR middle-end/35202
17301 * convert.c (convert_to_real): Disable (float)fn((double)x)
17302 to fnf(x) conversion if errno differences may occur and
17303 -fmath-errno is set.
17305 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17307 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17308 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17309 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17311 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17314 * c-common.c (handle_alias_attribute): Disallow attribute for
17315 anything not a FUNCTION_DECL or VAR_DECL.
17317 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17320 * real.c (do_compare): Special-case compare of zero against
17321 decimal float value.
17323 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17326 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17327 as indicating flexible array members unless the field itself is
17328 being declarared as the incomplete array.
17330 2009-02-06 Jan Hubicka <jh@suse.cz>
17332 PR tree-optimization/38844
17333 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17334 is already inlined.
17336 2009-02-06 Richard Guenther <rguenther@suse.de>
17338 PR middle-end/38977
17339 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17340 fork because we may expand it as __gcov_fork.
17342 2009-02-06 Nick Clifton <nickc@redhat.com>
17344 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17346 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17348 PR tree-optimization/35659
17349 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17350 vn_phi_eq): Shortcut if hashcode does not match.
17351 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17353 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17354 and avoid iterative_hash_expr.
17355 (FOR_EACH_VALUE_ID_IN_SET): New.
17356 (value_id_compare): Remove.
17357 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17358 sort expressions by value id.
17360 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17363 * config/sh/predicates.md (general_movsrc_operand): Don't check
17364 the subreg of system registers here.
17366 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17369 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17370 on the copied decl.
17372 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17374 PR rtl-optimization/39110
17375 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17376 addresses, not aligned ones.
17378 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17379 Richard Guenther <rguenther@suse.de>
17381 PR tree-optimization/39100
17382 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17383 comment says and add edges.
17385 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17388 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17389 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17391 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17393 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17394 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17395 register_bb_in_sese, new_sese, free_sese): Moved.
17396 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17397 outermost_loop_in_scop, build_scop_iteration_domain,
17398 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17399 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17400 Use loop_in_sese_p instead of loop_in_scop_p.
17401 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17402 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17403 (scopdet_basic_block_info): Fix bug in scop detection.
17404 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17405 eq_loop_to_cloog_loop): Remove.
17406 (nb_loops_around_loop_in_scop, nb_loop
17407 ref_nb_loops): Moved here...
17408 * graphite.h (ref_nb_loops): ... from here.
17409 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17410 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17411 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17412 * testsuite/gcc.dg/graphite/scop-19.c: New
17414 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17415 Hans-Peter Nilsson <hp@axis.com>
17417 PR rtl-optimization/37889
17418 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17419 Move offset handling from PLUS to before the switch. Use new
17420 arguments when considering SYMBOL_REFs too.
17421 (rtx_addr_can_trap_p): Pass dummy offset and size.
17422 (enum may_trap_p_flags): Remove.
17423 (may_trap_p_1): Pass size from MEM_SIZE.
17425 PR rtl-optimization/38921
17426 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17427 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17428 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17429 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17431 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17433 AVX Programming Reference (January, 2009)
17434 * config/i386/sse.md (*vpclmulqdq): New.
17436 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17438 PR tree-optimization/38977
17439 PR gcov-profile/38292
17440 * calls.c (special_function_p): Disregard __builtin_ prefix.
17442 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17444 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17445 non-indexable addresses even before reload.
17447 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17450 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17451 as having variable size. Do not give an error for unnamed
17452 parameters with [*] declarators. Give a warning for type names
17453 with [*] declarators and mark them as variable size.
17454 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17455 for sizeof applied to [*] type names.
17457 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17460 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17462 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17464 * gcc.c (process_command): Update copyright notice dates.
17465 * gcov.c (print_version): Likewise.
17466 * gcov-dump.c (print_version): Likewise.
17467 * mips-tfile.c (main): Likewise.
17468 * mips-tdump.c (main): Likewise.
17470 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17473 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17474 for composite type involving a zero-length array type.
17476 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17479 * function.c (match_asm_constraints_1): Skip over
17480 initial optional % in the constraint.
17482 PR inline-asm/39059
17483 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17484 supported, don't accept FIXED_CSTs.
17485 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17486 and _Sat is used without _Fract/_Accum. Set specs->type to
17487 integer_type_node for cts_fract/cts_accum if fixed point is not
17490 2009-02-02 Catherine Moore <clm@codesourcery.com>
17492 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17494 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17496 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17497 (ABI_HAS_64BIT_SYMBOLS): Use it.
17498 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17500 2009-02-02 Paul Brook <paul@codesourcery.com>
17502 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17504 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17506 PR inline-asm/39058
17507 * recog.h (asm_operand_ok): Add constraints argument.
17508 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17509 recurse on matching constraint.
17510 (check_asm_operands): Pass constraints as 3rd argument to
17511 asm_operand_ok. Don't look up matching constraint here.
17512 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17515 2009-02-02 Ben Elliston <bje@au.ibm.com>
17517 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17518 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17520 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17522 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17523 information. Remove some obsolete information. Reorganize.
17525 * config/pa/fptr.c: Revert license to GPL 2.
17526 * config/pa/milli64.S: Likewise.
17528 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17531 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17532 LIBRARY name in, instead of hard-coding it.
17533 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17534 extra target make frag to tmake_files according to EH model.
17535 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17536 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17537 frags that define makefile variable EH_MODEL appropriately.
17538 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17539 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17540 to "-sjlj" according to type of EH configured.
17541 (LIBGCC_SONAME): Concatenate it to shared library base name.
17542 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17543 to "_sjlj" according to type of EH configured.
17544 (LIBGCC_SONAME): Concatenate it to shared library base name.
17545 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17546 (SHLIB_LINK): Add missing semicolon to if-else construct.
17547 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17548 string value of "pe_dll" command-line option.
17549 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17550 (SHLIB_SONAME): Use it when overriding t-cygming default.
17551 (SHLIB_IMPLIB): Override t-cygming default.
17552 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17553 string value of "pe_dll" command-line option.
17555 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17558 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17559 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17561 2009-01-31 Richard Guenther <rguenther@suse.de>
17563 PR tree-optimization/38937
17564 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17565 computing the transitive closure.
17567 2009-01-30 Richard Guenther <rguenther@suse.de>
17569 PR tree-optimization/39041
17570 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17571 Propagate variable indices only if the types match for this stmt.
17573 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17576 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17577 inline but never defined.
17579 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17581 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17582 (*insv_h_di_reg_extimm): New insn.
17583 (*insv_l<mode>_reg_extimm): New insn.
17585 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17587 * config/picochip/picochip.c (flag_conserve_stack): set
17588 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17589 fconserve-stack. Reduce call-overhead used by inliner.
17591 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17594 * common.opt (flag_conserve_stack): Initialised to zero.
17596 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17599 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17600 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17603 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17605 * ira-color.c (allocno_reload_assign): Update comments.
17606 * regmove.c (regmove_optimize): Likewise.
17610 2009-01-29 Robert Millan <rmh@aybabtu.com>
17612 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17613 * config/i386/kopensolaris-gnu.h: New file. Undefine
17614 `MD_UNWIND_SUPPORT'.
17615 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17617 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17619 PR tree-optimization/39007
17620 * tree-loop-distribution.c (generate_builtin): Use
17621 recompute_dominator to compute the immediate dominator of the
17622 basic block just after the loop.
17624 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17626 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17627 (ASM_OUTPUT_DWARF_PCREL): Define.
17629 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17631 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17632 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17633 global. Modify entries about regmove and IRA.
17635 * ra-conflict.c: Remove the file.
17637 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17639 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17640 (pass_regclass_init): Rename to pass_reginfo_init.
17642 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17644 * toplev.h (flag_ira): Remove.
17646 * caller-save.c (setup_save_areas): Remove flag_ira.
17648 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17650 * global.c: Remove the file.
17652 * opts.c (decode_options): Remove flag_ira.
17654 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17656 * regmove.c: Modify file description.
17657 (find_use_as_address, try_auto_increment): Define them only if
17658 AUTO_INC_DEC is defined.
17659 (replacement_quality, replace_in_call_usage, fixup_match_1,
17660 stable_and_no_regs_but_for_p): Remove.
17661 (reg_set_in_bb): Make it static.
17662 (regmove_optimize): Remove flag_ira and code which worked for
17665 * local-alloc.c: Remove the file.
17667 * common.opt (fira): Remove.
17669 * ira.c: Include except.h.
17670 (eliminable_regset): Move from global.c.
17671 (mark_elimination): Ditto. Remove flag_ira.
17672 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17673 equiv_mem_modified, validate_equiv_mem_from_store,
17674 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17675 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17676 no_equiv, recorded_label_ref): Move from local-alloc.c.
17677 (update_equiv_regs): Ditto. Make it static.
17678 (print_insn_chain, print_insn_chains): Move it from global.c.
17679 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17680 (build_insn_chain): Ditto. Make it static.
17681 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17682 Rename to init_live_subregs.
17683 (gate_ira): Remove flag_ira.
17685 * regclass.c: Rename reginfo.c. Change file description.
17686 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17687 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17688 (init_reg_sets_1): Remove code for evaluation of
17689 reg_class_superclasses and losing_caller_save_reg_set.
17690 (init_regs): Remove init_reg_autoinc.
17691 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17692 ok_for_base_p_nonstrict): Remove.
17693 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17694 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17695 corresponding entries.
17696 (dump_regclass, record_operand_costs, scan_one_insn,
17697 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17698 record_address_regs, auto_inc_dec_reg_p): Remove.
17699 (gt-regclass.h): Rename to gt-reginfo.h.
17701 * rtl.h (dump_global_regs, retry_global_alloc,
17702 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17704 * Makefile.in (RA_H): Remove.
17705 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17706 Rename regclass.o to reginfo.o.
17707 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17709 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17710 (GTFILES): Rename regclass.c to reginfo.c.
17712 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17713 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17715 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17716 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17718 (finish_spills): Ditto. Remove code for !flag_ira.
17720 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17722 PR middle-end/35854
17723 * doc/invoke.texi (rtl debug options): Complete rewrite.
17724 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17726 * mode-switching.c (pass_mode_switching): Rename pass from
17727 "mode-sw" to "mode_sw".
17728 * except.c (pass_convert_to_eh_ranges): Rename pass from
17729 "eh-ranges" to "eh_ranges".
17730 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17734 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17735 Alexander Monakov <amonakov@ispras.ru>
17737 PR middle-end/38857
17738 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17740 (move_exprs_to_boundary): Change return type and pass through
17741 should_move from move_op. Relax assert. Update usage ...
17742 (schedule_expr_on_boundary): ... here. Use should_move instead of
17744 (move_op_orig_expr_found): Indicate that insn was disconnected from
17746 (code_motion_process_successors): Do not call after_merge_succs
17747 callback if original expression was not found when traversing any of
17749 (code_motion_path_driver): Change return type. Update prototype.
17750 (move_op): Update comment. Add a new parameter (should_move). Update
17751 prototype. Set *should_move based on indication provided by
17752 move_op_orig_expr_found.
17754 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17756 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17757 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17758 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17759 * config/rs6000/rs6000.c (rs6000_override_options): Default
17760 avoid-indexed-addresses on for Power6, off for everything else.
17761 (avoiding_indexed_address_p): New function.
17762 (rs6000_legitimize_address): Use it.
17763 (rs6000_legitimate_address): Likewise.
17764 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17766 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17768 PR tree-optimization/38997
17769 * tree-loop-distribution.c (generate_memset_zero): Use
17770 POINTER_PLUS_EXPR for a pointer addition.
17772 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17774 * config/s390/s390.md (bswap<mode>2): New pattern added.
17776 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17778 * config/s390/s390.md (*tls_load_31): Added type attribute.
17780 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17782 * config/s390/s390.md: Fix a few comments.
17784 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17786 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17787 (*tm<mode>_full): Fixed z10prop attribute.
17788 (*tst<mode>_extimm): Fixed z10prop attribute.
17789 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17790 (*tstqiCCT_cconly): Fixed z10prop attribute.
17791 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17792 (*movsi_larl): Fixed z10prop attribute.
17793 (*movsi_zarch): Fixed z10prop attribute.
17794 (*movsi_eas): Fixed z10prop attribute.
17795 (*movhi): Fixed z10prop attribute.
17796 (*movqi): Fixed z10prop attribute.
17797 (*movstrictqi): Fixed z10prop attribute.
17798 (*mov<mode>): Fixed z10prop attribute.
17799 (*movcc): Fixed z10prop attribute.
17800 (*sethighpartdi_64): Fixed z10prop attribute.
17801 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17802 (*negdi2_sign_cc): Fixed z10prop attribute.
17803 (*negdi2_sign): Fixed z10prop attribute.
17804 (*absdi2_sign_cc): Fixed z10prop attribute.
17805 (*absdi2_sign): Fixed z10prop attribute.
17806 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17807 (*negabsdi2_sign): Fixed z10prop attribute.
17808 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17809 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17810 (doloop_si64): Fixed z10prop attribute.
17811 (doloop_si31): Fixed z10prop attribute.
17812 (doloop_long): Fixed z10prop attribute.
17813 (indirect_jump): Fixed z10prop attribute.
17814 (nop): Fixed z10prop attribute.
17815 (main_base_64): Fixed z10prop attribute.
17816 (reload_base_64): Fixed z10prop attribute.
17818 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17820 PR rtl-optimization/38740
17821 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17823 * config/mips/mips.c (mips_reorg): Likewise.
17825 2009-01-28 Richard Guenther <rguenther@suse.de>
17827 PR tree-optimization/38926
17828 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17829 with the correct value id to a value.
17830 (do_regular_insertion): Use the value number of edoubleprime
17831 for the value number of the expr.
17834 2008-08-21 Richard Guenther <rguenther@suse.de>
17836 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17837 a PHI ask VN if it is already available.
17838 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17839 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17841 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17843 PR middle-end/38934
17844 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17845 set to varying whenever max has TREE_OVERFLOW set, similarly
17846 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17848 2009-01-28 Richard Guenther <rguenther@suse.de>
17850 PR middle-end/38908
17851 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17852 uninitialized aggregate uses in call arguments.
17854 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17856 PR tree-optimization/38984
17857 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17858 the nothing_id variable if -fno-delete-null-pointer-checks.
17860 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17863 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17864 (set_got_offset_rex64): Ditto.
17866 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17869 * doc/extend.texi: Improve local variable with asm reg.
17871 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17873 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17874 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17875 was not supplied then set warn_packed_bitfield_compat to the
17876 default value of 1.
17877 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17880 2009-01-27 Richard Guenther <rguenther@suse.de>
17882 PR tree-optimization/38503
17883 * cfgexpand.c (expand_gimple_basic_block): Ignore
17884 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17885 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17886 variables that cannot have TBAA applied.
17887 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17890 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17892 PR middle-end/38969
17893 * calls.c (initialize_argument_information): Do not wrap complex
17894 arguments in SAVE_EXPR.
17896 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17898 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17899 (INSTALL_LIBGCC): Revert typo commit.
17901 2009-01-26 Richard Guenther <rguenther@suse.de>
17903 PR tree-optimization/38745
17904 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17905 from special handling.
17907 2009-01-26 Richard Guenther <rguenther@suse.de>
17909 PR tree-optimization/38745
17910 * tree-ssa.c (execute_update_addresses_taken): Do not include
17911 variables that cannot possibly be a register in not_reg_needs.
17912 Do not clear TREE_ADDRESSABLE on vars that may not become
17914 * tree-ssa.c (update_alias_info_1): Include those in the set
17915 of addressable vars.
17917 2009-01-26 Richard Guenther <rguenther@suse.de>
17919 PR middle-end/38851
17920 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17921 * tree-ssa-dse.c: Include langhooks.h
17922 (execute_simple_dse): Remove stores with zero size.
17924 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17927 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17930 2009-01-24 Julian Brown <julian@codesourcery.com>
17932 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17933 config/arm/linux-atomic.c.
17934 * config/arm/linux-atomic.c: New.
17936 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17938 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17939 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17940 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17942 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17945 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17948 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17950 PR tree-optimization/38953
17951 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17952 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17953 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17954 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17957 2009-01-24 Paul Brook <paul@codesourcery.com>
17959 * config/arm/neon.md (neon_type): Move to arm.md.
17960 (neon_mov<VSTRUCT>): Add neon_type attribute.
17961 * config/arm/arm.md (neon_type): Move to here.
17962 (conds): Add "unconditioal" and use as default for NEON insns.
17964 2009-01-24 Ben Elliston <bje@au.ibm.com>
17966 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17967 void *' warning from -Wc++-compat.
17968 * Makefile.in (dominance.o-warn): Remove.
17970 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17972 PR tree-optimization/38932
17973 * fold-const.c (fold_unary_ignore_overflow): New.
17974 * tree.h (fold_unary_ignore_overflow): Declare.
17975 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17976 * tree-ssa-sccvn.c (visit_reference_op_load,
17977 simplify_unary_expression): Likewise.
17979 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17981 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17982 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17983 regardless of their type.
17984 * c-common.c (handle_packed_attribute): Don't ignore packed on
17986 * c.opt (Wpacked-bitfield-compat): New warning option.
17987 * stor-layout.c (place_field): Warn if offset of a field changed.
17988 * doc/extend.texi (packed): Mention the ABI change.
17989 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17990 (Warning Options): Add it to the list.
17992 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17994 * c-opts.c (c_common_post_options): Fix a typo in comments.
17996 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17998 PR middle-end/38615
17999 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18000 variables to static.
18001 * doc/invoke.texi (-fmerge-all-constants): Update description.
18003 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18006 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18007 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18009 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18011 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18013 (LOCAL_ALIGNMENT): Similarly.
18015 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18016 Joseph Myers <joseph@codesourcery.com>
18018 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18019 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18020 * config/arm/arm-tune.md: Regenerate.
18021 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18024 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18026 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18027 version number to five.
18029 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18032 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18033 * c-common.c (set_underlying_type): Likewise.
18034 (is_typedef_decl ): Likewise
18036 (set_underlying_type): Likewise.
18037 (is_typedef_type): Likewise.
18039 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18041 PR middle-end/38587
18042 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18045 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18048 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18049 (LIBGCC_SPEC): Don't define.
18050 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18052 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18054 PR rtl-optimization/38879
18055 * alias.c (base_alias_check): Unaligned access via AND address can
18056 alias all surrounding object types except those with sizes equal
18057 or wider than the size of unaligned access.
18059 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18062 * c-decl.c (clone_underlying_type): Move this ...
18063 * c-common.c (set_underlying_type): ... here.
18064 Also, make sure the function properly sets TYPE_STUB_DECL() on
18065 the newly created typedef variant type.
18066 (is_typedef_decl ): New entry point.
18067 * tree.h: Added a new member member_types_needing_access_check to
18068 struct tree_decl_non_common.
18069 (set_underlying_type): New entry point.
18070 (is_typedef_type): Likewise.
18072 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18074 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18075 Check whether two instructions have memory references that
18076 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18077 are helper functions for traversing.
18078 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18079 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18080 not to draw dependency edge for instructions with non-conflicting
18083 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18086 * longlong.h: Update copyright years. Use soft-fp license notice.
18087 Sync __clz_tab declaration with glibc.
18089 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18092 * doc/extend.texi (syscall_linkage): New.
18093 (version_id): Modify.
18095 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18096 Richard Guenther <rguenther@suse.de>
18098 PR tree-optimization/38747
18099 PR tree-optimization/38748
18100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18101 conversion if the base address is an indirect reference and the
18102 aliasing sets could cause issues.
18104 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18106 * common.opt (fgraphite, fgraphite-identity): Add comment for
18107 explaining why these options are not documented.
18109 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18111 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18112 gimple_call_lhs is NULL.
18114 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18117 * emit-rtl.c (adjust_address_1): Make sure memref is never
18120 2009-01-20 Ben Elliston <bje@au.ibm.com>
18122 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18123 const qualifier from arg parameter. Remove unnecessary cast to char *.
18124 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18125 const qualifier from arg 2.
18127 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18129 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18131 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18134 * rtl.h (reinit_regs): New prototype.
18135 * regclass.c: Include ira.h.
18136 (reinit_regs): New.
18137 * Makefile.in (regclass.o): Add ira.h.
18138 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18140 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18143 * c-common.c (handle_aligned_attribute): Use
18144 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18145 default alignment value.
18147 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18149 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18150 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18152 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18153 __BIGGEST_ALIGNMENT__.
18155 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18157 2009-01-18 Richard Guenther <rguenther@suse.de>
18159 PR tree-optimization/38819
18160 * tree-flow.h (operation_could_trap_helper_p): Declare.
18161 * tree-eh.c (operation_could_trap_helper_p): Export.
18162 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18163 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18164 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18165 are about to insert a possibly trapping instruction and fail
18168 2009-01-18 Andreas Schwab <schwab@suse.de>
18170 * doc/install.texi (Configuration): Remove obsolete paragraph
18171 about use of --with-gnu-ld with --with-gnu-as.
18173 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18175 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18176 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18177 Follow spelling conventions.
18179 2009-01-18 Ben Elliston <bje@au.ibm.com>
18181 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18182 C++ warning about implicit conversion from void * to struct
18184 (bitmap_obstack_free): Likewise for bitmap_element *.
18185 * Makefile.in (bitmap.o-warn): Remove.
18187 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18189 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18191 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18192 Tobias Grosser <tobi.grosser@amd.com>
18194 * graphite.c (graphite_trans_scop_block): Do not block single
18197 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18199 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18200 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18201 test with assertion.
18203 2009-01-16 Richard Guenther <rguenther@suse.de>
18205 PR tree-optimization/38835
18206 PR middle-end/36227
18207 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18208 and INT + PTR -> (INT)(PTR p+ INT) folding.
18209 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18211 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18214 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18215 the subreg from a lowpart subreg if it is also casting the value.
18217 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18218 Tobias Grosser <tobi.grosser@amd.com>
18220 * graphite.c (compare_prefix_loops): New.
18221 (build_scop_canonical_schedules): Rewritten.
18222 (graphite_transform_loops): Move build_scop_canonical_schedules
18223 after build_scop_iteration_domain.
18225 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18226 Tobias Grosser <tobi.grosser@amd.com>
18228 * graphite.c (add_conditions_to_domain): Add the loops to
18229 the dimension of the iteration domain. Do copy the domain
18230 only when it exists.
18231 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18232 (add_conditions_to_constraints): New.
18233 (can_generate_code_stmt, can_generate_code): Removed.
18234 (gloog): Do not call can_generate_code.
18235 (graphite_transform_loops): Call add_conditions_to_constraints
18236 after building the iteration domain.
18238 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18240 PR tree-optimization/38789
18241 * tree-ssa-threadedge.c
18242 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18243 __builtin_constant_p.
18245 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18247 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18248 examined before deleting them.
18250 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18252 * function.c (aggregate_value_p): Correctly extract the function
18253 type from CALL_EXPR_FN lookup.
18255 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18257 * config/picochip/picochip.c (picochip_override_options): Revert
18258 CFI asm flag disable commited previously.
18260 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18261 Tobias Grosser <tobi.grosser@amd.com>
18262 Jan Sjodin <jan.sjodin@amd.com>
18264 * graphite.c (scan_tree_for_params): On substractions negate
18265 all the coefficients of the term.
18266 (clast_to_gcc_expression_red): New. Handle reduction expressions
18267 of more than two operands.
18268 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18269 (get_vdef_before_scop): Handle also the case of default definitions.
18271 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18273 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18274 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18275 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18277 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18278 Joey Ye <joey.ye@intel.com>
18280 PR middle-end/37843
18281 * cfgexpand.c (expand_stack_alignment): Don't update stack
18282 boundary nor check incoming stack boundary here.
18283 (gimple_expand_cfg): Update stack boundary and check incoming
18284 stack boundary here.
18286 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18288 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18290 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18292 PR rtl-optimization/38245
18293 * calls.c (expand_call): Add stack arguments to
18294 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18295 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18296 in regs and partially in memory or BLKmode arguments.
18297 (emit_library_call_value_1): Add stack arguments to
18298 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18299 ACCUMULATE_OUTGOING_ARGS).
18300 * dce.c: Include tm_p.h.
18301 (find_call_stack_args): New function.
18302 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18304 (mark_insn): Call find_call_stack_args for CALL_Ps.
18305 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18306 forwards. Allocate and free arg_stores bitmap if needed, pass it
18307 down to deletable_insn_p, don't mark stores set in arg_stores
18308 bitmap, clear the bitmap at the beginning of each bb.
18309 * Makefile.in (dce.o): Depend on $(TM_P_H).
18311 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18314 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18315 to make sure the insn is a conditional test (bug 22599). Reformat a
18318 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18320 PR middle-end/38431
18321 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18322 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18323 (gloog): Do not call cleanup_tree_cfg.
18324 (graphite_transform_loops): Call cleanup_tree_cfg after all
18325 scops have been code generated.
18327 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18328 * doc/gty.texi (Invoking the garbage collector): Added new node
18329 and section documenting ggc_collect.
18331 2009-01-14 Richard Guenther <rguenther@suse.de>
18333 PR tree-optimization/38826
18334 PR middle-end/38477
18335 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18336 initialization notes only if we actually emitted a warning.
18337 (intra_create_variable_infos): Add constraints for a result decl
18338 that is passed by hidden reference.
18339 (build_pred_graph): Mark all related variables non-direct on
18342 2009-01-14 Nick Clifton <nickc@redhat.com>
18344 * ira-conflicts.c: Include addresses.h for the definition of
18346 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18347 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18349 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18352 * Makefile.in (ira-lives.o): Add except.h.
18354 * ira-lives.c: Include except.h.
18355 (process_bb_node_lives): Process can_throw_internal.
18357 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18359 PR rtl-optimization/38774
18360 * combine.c (simplify_set): When undoing cc_use change, don't do
18361 PUT_CODE on the newly created comparison, but instead put back the
18364 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18366 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18367 values. Remove duplicate arm8 entry.
18369 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18371 PR tree-optimization/38786
18372 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18373 the SSA_NAME case of expand_scalar_variables_expr.
18374 Set the type of an expression to the type of its assign statement.
18375 (expand_scalar_variables_expr): Also gather the scalar computation
18376 used to index the memory access. Do not pass loop_p.
18377 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18378 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18379 the gimple_stmt_iterator where it inserts new code.
18380 Do not pass loop_p.
18381 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18382 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18384 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18386 * graphite.h (debug_value): Removed.
18387 * graphite.c (debug_value): Removed.
18389 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18391 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18392 ldrd/strd with two 32-bit instructions.
18394 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18396 * config/arm/arm.c (struct processors): Pass for speed down into
18397 cost helper functions.
18398 (const_ok_for_op): Handle COMPARE and inequality nodes.
18399 (arm_rtx_costs_1): Rewrite.
18400 (arm_size_rtx_costs): Update prototype.
18401 (arm_rtx_costs): Pass speed down to helper functions.
18402 (arm_slowmul_rtx_costs): Rework cost calculations.
18403 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18404 (arm_9e_rtx_costs): Likewise.
18406 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18408 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18409 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18410 (alpha_legitimize_address): Do not split local symbols wider than
18411 UNITS_PER_WORD into HIGH/LO_SUM parts.
18413 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18416 * gcc.c (process_command): Replace call to execvp with calls
18417 to pex_one and exit.
18419 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18422 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18423 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18424 variant for devices with 3-byte PC.
18425 (__tablejump_elpm__): New.
18427 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18430 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18431 offsetof member-designator, handle it as `[0].'.
18433 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18435 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18436 function when not using named sections on targets with named sections
18437 if branch distance is less than 262132.
18439 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18441 * combine.c (combine_instructions): Recompute
18442 optimize_this_for_speed_p for each BB in the main combine loop.
18444 2009-01-12 Tomas Bily <tbily@suse.cz>
18447 * tree-loop-distribution.c (prop_phis): New function.
18448 (generate_builtin): Call prop_phis.
18449 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18451 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18453 PR tree-optimization/38807
18454 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18455 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18457 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18459 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18460 subreg of op0 to the original op0.
18462 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18464 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18466 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18469 * mips-tfile.c (parse_def): Fix parsing of def strings
18470 starting with digits.
18472 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18475 * config/arm/arm.c (arm_is_long_call_p): Don't call
18476 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18478 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18480 * regrename.c (regrename_optimize): Fix dumping.
18481 (find_oldest_value_reg): Preserve REG_POINTER.
18482 (copy_hardreg_forward_1): Likewise.
18484 2009-01-09 Diego Novillo <dnovillo@google.com>
18486 * gimple.h (struct gimple_statement_base) <uid>: Document
18487 the restrictions on its use.
18488 (gimple_uid): Tidy.
18489 (gimple_set_uid): Tidy.
18491 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18493 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18494 zero guard even if align_bytes != 0 and count is smaller than
18497 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18499 PR rtl-optimization/38495
18500 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18501 (add_range_and_copies_from_move_list): Print all added ranges.
18502 Add ranges to memory optimized destination.
18504 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18508 * config/i386/i386.c (override_options): Reject
18509 -mstringop-strategy=rep_8byte with -m32.
18510 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18511 to 1. Do count comparison against epilogue_size_needed at compile
18512 time even when count_exp was constant forced into register. For
18513 size_needed don't jump to epilogue, instead just avoid aligning
18514 and invoke the body algorithm. If need_zero_guard, add zero guard
18515 even if count is non-zero, but smaller than size_needed + number of
18516 bytes that could be stored for alignment.
18517 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18518 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18519 but smaller than size_needed + number of bytes that could be stored
18520 for alignment. Compare size_needed with epilogue_size_needed instead
18521 of desired_align - align, don't adjust size_needed, pass
18522 epilogue_size_needed to the epilogue expanders.
18525 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18527 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18529 * pa.c (last_address): Change to unsigned.
18530 (update_total_code_bytes): Change argument to unsigned. Don't
18531 check if insn addresses are set.
18532 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18533 addresses are not set.
18534 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18536 2009-01-09 Nick Clifton <nickc@redhat.com>
18538 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18539 DECL_DECLARED_INLINE_P.
18541 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18543 PR middle-end/38347
18544 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18545 GET_MODE (op0) in operand_subword_force calls.
18547 PR middle-end/38771
18548 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18549 fold_convert arg0 operands to TREE_TYPE (op0) first.
18551 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18553 * params.def (ira-max-conflict-table-size): Decrease default value
18556 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18558 PR tree-optimization/37031
18559 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18561 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18562 allocate it using gc instead of heap, use VEC_quick_push instead of
18564 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18565 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18566 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18567 allocated vector from heap allocated.
18568 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18569 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18570 vector only after perfect_loop_nest_depth call.
18572 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18573 Jan Sjodin <jan.sjodin@amd.com>
18575 PR tree-optimization/38559
18576 * graphite.c (debug_value, copy_constraint,
18577 swap_constraint_variables, scale_constraint_variable, ): New.
18578 (get_lower_bound, get_upper_bound): Removed.
18579 (graphite_trans_bb_strip_mine): Clean up this code that works
18580 only for constant number of iterations. Fully copy upper and
18581 lower bound constraints, not only the constant part of them.
18582 * graphite.h (debug_value): Declared.
18584 2009-01-08 Ira Rosen <irar@il.ibm.com>
18586 PR tree-optimization/37194
18587 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18588 Don't add the cost of cost model guard in prologue to scalar
18589 outside cost in case of known number of iterations.
18591 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18592 Alan Modra <amodra@bigpond.net.au>
18594 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18595 non-word-aligned REG+CONST addressing.
18597 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18600 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18601 free_after_compilation when outputting a thunk.
18602 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18603 Do not call free_after_compilation here.
18605 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18607 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18608 (ix86_valid_target_attribute_inner_p): Ditto.
18610 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18612 PR tree-optimization/38492
18613 PR tree-optimization/38498
18614 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18615 * tree-chrec.h (scev_is_linear_expression): Declared.
18616 * graphite.c (graphite_cannot_represent_loop_niter): New.
18617 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18618 (graphite_loop_normal_form): Use gcc_assert.
18619 (scan_tree_for_params): Use CASE_CONVERT.
18620 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18621 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18622 Use gcc_assert. Discard scops that contain unhandled cases.
18623 (build_scop_conditions): Return a boolean status for unhandled cases.
18624 (strip_mine_profitable_p): Print the loop number, not its depth.
18625 (is_interchange_valid): Pass the depth of the loop nest, don't
18626 recompute it wrongly.
18627 (graphite_trans_bb_block): Same.
18628 (graphite_trans_bb_block): Print tentative of loop blocking.
18629 (graphite_trans_scop_block): Do not print that the loop has been
18631 (graphite_transform_loops): Do not handle scops that contain condition
18634 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18636 AVX Programming Reference (December, 2008)
18637 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18638 (_mm256_stream_pd): Likewise.
18639 (_mm256_stream_ps): Likewise.
18641 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18642 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18643 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18644 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18645 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18646 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18647 (ix86_expand_special_args_builtin): Likewise.
18649 * config/i386/sse.md (AVXMODEDI): New.
18650 (avx_movnt<mode>): Likewise.
18651 (avx_movnt<mode>): Likewise.
18652 (<sse>_movnt<mode>): Remove AVX support.
18653 (sse2_movntv2di): Likewise.
18655 2009-01-07 Richard Guenther <rguenther@suse.de>
18657 PR middle-end/38751
18658 * fold-const.c (extract_muldiv): Remove obsolete comment.
18659 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18660 to PLUS_EXPR canonicalization for the canonicalization.
18662 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18664 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18665 hosted cross-compilers generating less efficient code.
18667 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18669 * function.h (rtl_data): Add a dbr_scheduled_p field.
18670 * reorg.c (dbr_schedule): Set it.
18671 (gate_handle_delay_slots): Check it.
18672 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18673 (mips_reorg): Check flag_delayed_branch instead of
18674 mips_base_delayed_branch.
18675 (mips_override_options): Don't set mips_base_delayed_branch
18676 or flag_delayed_branch.
18678 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18680 PR rtl-optimization/38426.
18681 * ira.c (ira): Set current_function_is_leaf earlier.
18683 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18685 PR rtl-optimization/38722
18686 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18687 too early, only set a flag and modify after last possible
18690 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18693 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18694 * real.c (decimal_single_format): Correct values of emin and emax.
18695 (decimal_double_format): Ditto.
18696 (decimal_quad_format): Ditto.
18697 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18698 computation of DECnn_MIN and DECnn_MAX for corrected values of
18699 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18700 __DECnn_MIN__, and adjust its computation for the corrected value
18703 2009-01-06 Jan Hubicka <jh@suse.cz>
18706 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18708 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18710 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18711 Add Robert Clark to the list of testers.
18713 2009-01-06 Jan Hubicka <jh@suse.cz>
18714 Kai Tietz <kai.tietz@onevision.com>
18716 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18717 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18719 2009-01-06 Jan Hubicka <jh@suse.cz>
18720 Kai Tietz <kai.tietz@onevision.com>
18722 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18724 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18725 (ix86_nsaved_regs): Count only general purpose regs.
18726 (ix86_nsaved_sseregs): New.
18727 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18728 to 16 for w64; compute padding and size of sse reg save area.
18729 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18730 general purpose regs.
18731 (ix86_emit_save_sse_regs_using_mov): New.
18732 (ix86_expand_prologue): Save SSE regs if needed.
18733 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18734 (ix86_emit_restore_sse_regs_using_mov): New.
18735 (ix86_expand_epilogue): Save SSE regs if needed.
18737 2009-01-06 Jan Hubicka <jh@suse.cz>
18738 Kai Tietz <kai.tietz@onevision.com>
18740 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18741 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18742 functions when accumulate outgoing args is off.
18744 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18747 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18748 before using pseudos_have_intersected_live_ranges_p.
18750 * ira-int.h (ira_assert): Always define.
18752 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18754 AVX Programming Reference (December, 2008)
18755 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18756 (_mm256_permute2_pd): Likewise.
18757 (_mm_permute2_ps): Likewise.
18758 (_mm256_permute2_ps): Likewise.
18759 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18760 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18762 * config/i386/i386.c (ix86_builtins): Remove
18763 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18764 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18765 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18766 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18767 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18768 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18769 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18770 __builtin_ia32_vpermil2ps256.
18771 (ix86_init_mmx_sse_builtins): Updated.
18772 (ix86_expand_args_builtin): Likewise.
18774 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18776 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18777 long absolute calls when generating PA 2.0 code.
18779 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18781 PR rtl-optimization/38583
18782 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18784 * params.def (ira-max-conflict-table-size): New.
18786 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18788 * ira.h (ira_conflicts_p): New external definition.
18790 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18791 table. Report this. Return result of building.
18792 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18793 building conflict table.
18795 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18796 (ira_color): Use ira_conflicts_p.
18798 * global.c: Include ira.h.
18799 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18802 * Makefile.in (global.o): Add ira.h.
18804 * ira-build.c (mark_all_loops_for_removal,
18805 propagate_some_info_from_allocno): New.
18806 (remove_unnecessary_allocnos): Call
18807 propagate_some_info_from_allocno.
18808 (remove_low_level_allocnos): New.
18809 (remove_unnecessary_regions): Add parameter. Call
18810 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18811 parameter to remove_unnecessary_regions.
18812 (ira_build): Remove all regions but root if the conflict table was
18813 not built. Update conflict hard regs for allocnos crossing calls.
18815 * ira.c (ira_conflicts_p): New global.
18816 (ira): Define and use ira_conflicts_p.
18818 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18819 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18820 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18822 2009-01-06 Ben Elliston <bje@au.ibm.com>
18824 * gengtype-lex.l (YY_NO_INPUT): Define.
18826 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18829 * c-common.c (handle_vector_size_attribute): Also reject
18830 BOOLEAN_TYPE types.
18832 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18834 PR tree-optimization/38492
18835 * graphite.c (rename_map_elt, debug_rename_elt,
18836 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18837 rename_map_elt_info, eq_rename_map_elts,
18838 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18839 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18840 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18841 (sese_build_livein_liveouts): New.
18842 (new_sese, free_sese): New.
18843 (new_scop): Call new_sese.
18844 (free_scop): Call free_sese.
18845 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18846 (register_old_new_names): Renamed register_old_and_new_names.
18847 (register_scop_liveout_renames, add_loop_exit_phis,
18848 insert_loop_close_phis, struct igp,
18849 default_liveout_before_guard, add_guard_exit_phis,
18850 insert_guard_phis, copy_renames): New.
18851 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18852 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18853 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18854 (scop_adjust_phis_for_liveouts): New.
18855 (gloog): Call scop_adjust_phis_for_liveouts.
18857 * graphite.h (struct sese): Documented. Added fields liveout,
18858 num_ver and livein.
18859 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18860 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18861 (struct scop): Added field liveout_renames.
18862 (SCOP_LIVEOUT_RENAMES): New.
18864 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18866 PR tree-optimization/38510
18867 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18868 (translate_clast): Call recompute_all_dominators before
18870 (gloog): Call recompute_all_dominators before graphite_verify.
18872 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18873 Jan Sjodin <jan.sjodin@amd.com>
18875 PR tree-optimization/38500
18876 * graphite.c (create_sese_edges): Call fix_loop_structure after
18879 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18881 * config.gcc: Add m32r*-*-rtems*.
18882 * config/m32r/rtems.h: New file.
18884 2009-01-05 Ben Elliston <bje@au.ibm.com>
18886 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18887 (.po.pox): Likewise.
18888 (po/gcc.pot): Likewise.
18890 2009-01-04 David S. Miller <davem@davemloft.net>
18892 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18893 (STARTING_FRAME_OFFSET): Always set to zero.
18895 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18897 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18898 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18899 fixed-point types, and vectors of the same.
18901 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18903 * config/mips/sync.md (*mb_barrier): Rename to...
18904 (*memory_barrier): ...this.
18906 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18908 * doc/extend.texi (Function Attributes): Move @cindex after @item
18909 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18910 and put in alphabetical order. Fix 'target' name and put in order.
18911 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18914 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18916 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18917 (memory_barrier): Expand as unspec instead of unspec_volatile.
18918 Remove mem:BLK from insn operands. Use Pmode scratch register.
18919 (*memory_barrier): Define as unspec instead of unspec_volatile.
18920 Use (match_dup 0) as input operand.
18922 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18923 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18924 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18925 scratch register. Remove operand 1.
18926 (*stbar): Define as unspec instead of unspec_volatile.
18927 Use (match_dup 0) as input operand, remove (const_int 8).
18928 (*membar): Define as unspec instead of unspec_volatile.
18929 Use (match_dup 0) as input operand, remove input operand 2.
18931 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18932 (memory_barrier): Expand as unspec instead of unspec_volatile.
18933 Remove mem:BLK from insn operands. Use Pmode scratch register.
18934 (*memory_barrier): Define as unspec instead of unspec_volatile.
18935 Use (match_dup 0) as input operand.
18937 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18938 Remove mem:BLK from insn operands. Use Pmode scratch register.
18939 Set volatile flag on operand 0.
18940 (*memory_barrier): New insn pattern.
18942 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18944 (*memory_barrier): Use (match_dup 0) as input operand.
18946 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18947 Remove mem:BLK from insn operands. Use Pmode scratch register.
18948 Set volatile flag on operand 0.
18949 (*mb_internal): New insn pattern.
18951 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18953 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18955 PR middle-end/38586
18956 * function.c (struct temp_slot): Move to the section of the file
18957 that deals with temp slots. Remove field 'address'.
18958 (temp_slot_address_table): New hash table of address -> temp slot.
18959 (struct temp_slot_address_entry): New struct, items for the table.
18960 (temp_slot_address_compute_hash, temp_slot_address_hash,
18961 temp_slot_address_eq, insert_temp_slot_address): Support functions
18963 (find_temp_slot_from_address): Rewrite to use the new hash table.
18964 (remove_unused_temp_slot_addresses): Remove addresses of temp
18965 slots that have been made available.
18966 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18967 worker function for remove_unused_temp_slot_addresses.
18968 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18969 Add the temp slot address to the address -> temp slot map.
18970 (update_temp_slot_address): Update via insert_temp_slot_address.
18971 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18972 (pop_temp_slots): Likewise.
18973 (init_temp_slots): Allocate the address -> temp slot map, or empty
18974 the map if it is already allocated.
18975 (prepare_function_start): Initialize temp slot processing.
18977 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18979 PR middle-end/38584
18980 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18981 Calculate the size of all stack vars assuming no packing of stack
18982 vars will happen, replacing a quadratic algorithm with a linear one.
18984 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18987 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18990 2009-01-03 Diego Novillo <dnovillo@google.com>
18992 * doc/contrib.texi: Update contributions.
18994 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18997 * builtins.c (fold_builtin_memory_op): Give up if either operand
18998 is volatile. Set srctype or desttype to non-qualified version
19002 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19003 and FUNCTION_DECLs.
19005 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19007 PR rtl-optimization/35805
19008 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19009 problem if fast dce is able to remove any instructions.
19010 * dce.c (dce_process_block): Fix dump message.
19012 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19015 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19017 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19019 PR middle-end/38690
19020 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19021 * tree-pretty-print.c (op_code_prio): New function.
19022 (op_prio): No longer static. Use op_code_prio.
19023 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19024 Use op_prio and op_code_prio to determine if () should be
19025 printed around operand(s) or not.
19027 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19028 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19029 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19030 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19031 pp_character instead of pp_string for single letter printing.
19033 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19035 * doc/extend.texi: Fix '#pragma GCC option' typo.
19037 2009-01-02 Richard Guenther <rguenther@suse.de>
19039 * doc/install.texi (--enable-checking): Mention different
19040 default for stage1.
19041 (--enable-stage1-checking): Document.
19043 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19045 PR middle-end/30142
19046 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19047 case to be an error.
19049 2009-01-02 Ben Elliston <bje@au.ibm.com>
19051 * config/fp-bit.h (pack_d): Constify argument.
19052 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19053 (isnan): Constify argument.
19055 (iszero): Likewise.
19056 (pack_d): Likewise.
19057 (_fpadd_parts): Constify return type.
19058 (_fpmul_parts): Likewise.
19059 (_fpdiv_parts): Likewise.
19061 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19064 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19065 warn about overwriting initializer with side-effects or
19066 -Woverride-init if !IMPLICIT.
19067 (output_init_element): Likewise. Pass IMPLICIT down to
19069 (process_init_element): Add IMPLICIT argument. Pass it down
19070 to output_init_element.
19071 (push_init_element, pop_init_level, set_designator): Adjust
19072 process_init_element callers.
19073 (set_nonincremental_init, set_nonincremental_init_from_string):
19074 Adjust add_pending_init callers.
19075 (output_pending_init_elements): Adjust output_init_element callers.
19076 * c-tree.h (process_init_element): Adjust prototype.
19077 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19078 process_init_element callers.
19081 Copyright (C) 2009 Free Software Foundation, Inc.
19083 Copying and distribution of this file, with or without modification,
19084 are permitted in any medium without royalty provided the copyright
19085 notice and this notice are preserved.